/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

/* ===== DESIGN SYSTEM — CertMaster Premium ===== */
:root {
  /* === BACKGROUNDS === */
  --bg: #F8FAFC;
  --bg2: #F1F5F9;

  /* === SURFACES === */
  --card: #FFFFFF;
  --card2: #F8FAFC;

  /* === BORDERS === */
  --border: rgba(15,23,42,0.08);
  --border2: rgba(79,70,229,0.25);

  /* === TEXT === */
  --text: #0F172A;
  --text2: #475569;
  --text3: #94A3B8;
  --text-muted: #94A3B8;

  /* === VENDOR COLORS === */
  --aws: #D97706;
  --aws-glow: rgba(217,119,6,0.09);
  --google: #1D4ED8;
  --google-glow: rgba(29,78,216,0.09);
  --databricks: #DC2626;
  --databricks-glow: rgba(220,38,38,0.09);
  --tf: #7C3AED;
  --tf-glow: rgba(124,58,237,0.09);

  /* === SEMANTIC COLORS === */
  --success: #059669;
  --success-glow: rgba(5,150,105,0.09);
  --error: #DC2626;
  --error-glow: rgba(220,38,38,0.08);
  --warning: #D97706;
  --locked: #F1F5F9;
  --locked-text: #94A3B8;

  /* === ACCENT (Primary) === */
  --accent: #4F46E5;
  --accent-glow: rgba(79,70,229,0.10);

  /* === NAV === */
  --navbar-bg: rgba(255,255,255,0.90);
  --ring: #E2E8F0;

  /* === SHAPE === */
  --radius-xs: 4px;
  --radius-sm: 8px;
  --radius: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  /* === ELEVATION (pure black shadows — no color tint) === */
  --shadow-xs: 0 1px 2px rgba(0,0,0,0.05);
  --shadow: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 8px rgba(0,0,0,0.08), 0 2px 4px rgba(0,0,0,0.04);
  --shadow-lg: 0 12px 24px rgba(0,0,0,0.08), 0 4px 8px rgba(0,0,0,0.04);
  --shadow-xl: 0 24px 48px rgba(0,0,0,0.10), 0 8px 16px rgba(0,0,0,0.05);

  /* === TRANSITIONS === */
  --transition: all 0.15s cubic-bezier(0.4,0,0.2,1);
  --transition-md: all 0.2s cubic-bezier(0.4,0,0.2,1);
  --transition-spring: all 0.25s cubic-bezier(0.34,1.56,0.64,1);
}

/* === DARK MODE === */
:root.dark-mode {
  --bg: #09090B;
  --bg2: #111113;
  --card: #141417;
  --card2: #1C1C21;
  --border: rgba(255,255,255,0.07);
  --border2: rgba(99,102,241,0.28);
  --text: #FAFAFA;
  --text2: #A1A1AA;
  --text3: #71717A;
  --text-muted: #52525B;

  --aws: #F59E0B;
  --aws-glow: rgba(245,158,11,0.12);
  --google: #60A5FA;
  --google-glow: rgba(96,165,250,0.12);
  --databricks: #F87171;
  --databricks-glow: rgba(248,113,113,0.12);
  --tf: #A78BFA;
  --tf-glow: rgba(167,139,250,0.12);

  --success: #34D399;
  --success-glow: rgba(52,211,153,0.12);
  --error: #F87171;
  --error-glow: rgba(248,113,113,0.10);
  --locked: #1C1C21;
  --locked-text: #52525B;
  --accent: #818CF8;
  --accent-glow: rgba(129,140,248,0.12);

  --navbar-bg: rgba(9,9,11,0.90);
  --ring: #27272A;

  --shadow-xs: 0 1px 2px rgba(0,0,0,0.4);
  --shadow: 0 1px 3px rgba(0,0,0,0.5), 0 1px 2px rgba(0,0,0,0.4);
  --shadow-md: 0 4px 8px rgba(0,0,0,0.4), 0 2px 4px rgba(0,0,0,0.3);
  --shadow-lg: 0 12px 24px rgba(0,0,0,0.5), 0 4px 8px rgba(0,0,0,0.3);
  --shadow-xl: 0 24px 48px rgba(0,0,0,0.6), 0 8px 16px rgba(0,0,0,0.4);
}

@media (prefers-color-scheme: dark) {
  :root:not(.light-mode):not(.dark-mode) {
    --bg: #09090B;
    --bg2: #111113;
    --card: #141417;
    --card2: #1C1C21;
    --border: rgba(255,255,255,0.07);
    --border2: rgba(99,102,241,0.28);
    --text: #FAFAFA;
    --text2: #A1A1AA;
    --text3: #71717A;
    --text-muted: #52525B;
    --aws: #F59E0B;
    --aws-glow: rgba(245,158,11,0.12);
    --google: #60A5FA;
    --google-glow: rgba(96,165,250,0.12);
    --databricks: #F87171;
    --databricks-glow: rgba(248,113,113,0.12);
    --tf: #A78BFA;
    --tf-glow: rgba(167,139,250,0.12);
    --success: #34D399;
    --success-glow: rgba(52,211,153,0.12);
    --error: #F87171;
    --error-glow: rgba(248,113,113,0.10);
    --locked: #1C1C21;
    --locked-text: #52525B;
    --accent: #818CF8;
    --accent-glow: rgba(129,140,248,0.12);
    --navbar-bg: rgba(9,9,11,0.90);
    --ring: #27272A;
    --shadow-xs: 0 1px 2px rgba(0,0,0,0.4);
    --shadow: 0 1px 3px rgba(0,0,0,0.5), 0 1px 2px rgba(0,0,0,0.4);
    --shadow-md: 0 4px 8px rgba(0,0,0,0.4), 0 2px 4px rgba(0,0,0,0.3);
    --shadow-lg: 0 12px 24px rgba(0,0,0,0.5), 0 4px 8px rgba(0,0,0,0.3);
    --shadow-xl: 0 24px 48px rgba(0,0,0,0.6), 0 8px 16px rgba(0,0,0,0.4);
  }
}

html { scroll-behavior: smooth; scroll-padding-top: 68px; overflow-x: clip; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  font-family: 'Inter', sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  min-height: 100dvh;
  line-height: 1.6;
  padding-bottom: env(safe-area-inset-bottom);
  overflow-x: clip;
}

/* Focus indicators for keyboard navigation */
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}
button:focus:not(:focus-visible),
a:focus:not(:focus-visible) {
  outline: none;
}

/* ===== SCROLLBAR ===== */
:root { scrollbar-color: var(--border2) var(--bg2); scrollbar-width: thin; }
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg2); }
::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text3); }

/* ===== HEADER / NAV ===== */
.navbar {
  position: sticky; top: 0; z-index: 100;
  background: var(--navbar-bg);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--border);
  padding: 0 24px;
  padding-left: max(24px, env(safe-area-inset-left));
  padding-right: max(24px, env(safe-area-inset-right));
  height: 56px;
  display: flex; align-items: center; justify-content: space-between;
}
.navbar-brand {
  display: flex; align-items: center; gap: 9px;
  font-weight: 700; font-size: 16px;
  cursor: pointer;
  text-decoration: none; color: var(--text);
  letter-spacing: -0.3px;
}
.navbar-brand .logo-icon {
  width: 30px; height: 30px;
  background: var(--accent);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 14px;
  box-shadow: 0 1px 4px rgba(79,70,229,0.35);
}
.navbar-brand span { letter-spacing: -0.3px; }
.navbar-brand .brand-sub { color: var(--accent); }

.navbar-right { display: flex; align-items: center; gap: 10px; }

.streak-badge {
  display: flex; align-items: center; gap: 5px;
  background: rgba(234,88,12,0.08);
  border: 1px solid rgba(234,88,12,0.18);
  padding: 4px 10px; border-radius: var(--radius-full, 9999px);
  font-size: 12px; font-weight: 600; color: #C2410C;
}
:root.dark-mode .streak-badge {
  background: rgba(251,146,60,0.10);
  border-color: rgba(251,146,60,0.20);
  color: #FB923C;
}

.total-progress-pill {
  display: flex; align-items: center; gap: 7px;
  background: var(--card2); border: 1px solid var(--border);
  padding: 4px 12px; border-radius: var(--radius-full, 9999px);
  font-size: 12px; font-weight: 600;
}
.total-progress-pill .pct { color: var(--success); }

/* ===== MAIN LAYOUT ===== */
.container { max-width: 1640px; margin: 0 auto; padding: 0 24px; }
.page { min-height: calc(100vh - 60px); min-height: calc(100dvh - 60px); }

/* ===== 3-COLUMN HOME LAYOUT ===== */
.home-layout {
  display: grid;
  grid-template-columns: 252px 1fr 252px;
  gap: 24px;
  align-items: start;
}
.home-sidebar {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.home-sidebar-left { position: sticky; top: 96px; }
.home-sidebar-right { position: sticky; top: 96px; }

/* ═══════════════════════════════════════════════════════
   BEGINNER PORTAL BUTTON — animatsiyali
   ═══════════════════════════════════════════════════════ */
@keyframes bpb-rotate  { to { transform: rotate(360deg); } }
@keyframes bpb-pulse   { 0%,100%{opacity:.5;transform:scale(1)} 50%{opacity:.9;transform:scale(1.15)} }
@keyframes bpb-glow-pulse {
  0%,100% { box-shadow: 0 0 16px 2px rgba(16,185,129,.35), 0 0 40px 4px rgba(16,185,129,.12); }
  50%      { box-shadow: 0 0 28px 6px rgba(16,185,129,.6),  0 0 60px 8px rgba(16,185,129,.2); }
}
@keyframes bpb-shimmer {
  0%   { background-position: -200% center; }
  100% { background-position:  200% center; }
}
@keyframes bpb-bounce-arrow { 0%,100%{transform:translateX(0)} 50%{transform:translateX(5px)} }

.beginner-portal-btn {
  position: relative; display: flex; align-items: center; gap: 12px;
  width: 100%; padding: 14px 16px;
  background: #059669;
  border: 1px solid rgba(52,211,153,0.3); border-radius: var(--radius-lg);
  cursor: pointer; font-family: 'Inter',sans-serif; overflow: hidden;
  transition: var(--transition-md);
  box-shadow: 0 1px 4px rgba(5,150,105,0.25);
}
.beginner-portal-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(5,150,105,0.30);
  background: #047857;
}

/* shimmer overlay */
.beginner-portal-btn::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(105deg,
    transparent 30%, rgba(255,255,255,.08) 50%, transparent 70%);
  background-size: 200% 100%;
  animation: bpb-shimmer 2.2s linear infinite;
  pointer-events: none;
}

/* rotating orbit ring */
.bpb-orbit {
  position: relative; width: 44px; height: 44px; flex-shrink: 0;
  border: 2px dashed rgba(52,211,153,.5); border-radius: 50%;
  animation: bpb-rotate 4s linear infinite;
  display: flex; align-items: center; justify-content: center;
}
.bpb-planet {
  font-size: 22px; display: block;
  animation: bpb-rotate 4s linear infinite reverse; /* counter-rotate so emoji stays upright */
}

/* glow dot */
.bpb-glow {
  position: absolute; top: -20px; right: -20px;
  width: 80px; height: 80px; border-radius: 50%;
  background: radial-gradient(circle,rgba(52,211,153,.35) 0%,transparent 70%);
  animation: bpb-pulse 2.8s ease-in-out infinite;
  pointer-events: none;
}

.bpb-content { flex: 1; text-align: left; }
.bpb-label {
  display: block; font-size: 14px; font-weight: 800; color: #ecfdf5;
  margin-bottom: 2px; letter-spacing: -.2px;
}
.bpb-sub { display: block; font-size: 11px; color: rgba(167,243,208,.8); font-weight: 500; }

.bpb-arrow {
  font-size: 18px; font-weight: 900; color: #34d399;
  animation: bpb-bounce-arrow 1.4s ease-in-out infinite;
  flex-shrink: 0;
}
.home-main {
  min-width: 0;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  box-shadow: var(--shadow-xs);
}

@media (max-width: 1200px) {
  .home-layout { grid-template-columns: 200px 1fr 200px; gap: 18px; }
  .home-main { padding: 18px 20px; }
}
@media (max-width: 860px) {
  .home-layout { grid-template-columns: 1fr; }
  .home-sidebar-left { position: static; order: -1; padding-left: 0; }
  .home-sidebar-right { position: static; padding-right: 0; }
  .home-main { padding: 16px; }
}

/* ===== HOME PAGE ===== */
.home-mission-banner {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  background: linear-gradient(135deg, rgba(99,102,241,0.1), rgba(167,139,250,0.08));
  border: 1px solid rgba(99,102,241,0.2);
  border-radius: 12px;
  padding: 14px 18px;
  margin-bottom: 8px;
  font-size: 13px;
  color: var(--text);
  line-height: 1.6;
}
.home-mission-banner strong { color: var(--text); }
.hm-icon { font-size: 18px; flex-shrink: 0; margin-top: 1px; }

/* ── Level Choice Modal ── */
/* ── Beginner Dashboard ── */
.bd-page { padding: 40px 0; }
.bd-welcome {
  text-align: center; margin-bottom: 40px;
}
.bd-welcome h1 {
  font-size: 32px; font-weight: 900; color: var(--text);
  margin-bottom: 8px;
}
.bd-welcome h1 span { color: var(--accent); }
.bd-welcome p {
  font-size: 15px; color: var(--text3); max-width: 500px;
  margin: 0 auto; line-height: 1.6;
}
.bd-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 16px;
  max-width: 700px; margin: 0 auto;
}
.bd-card {
  border: 2px solid var(--border); border-radius: 18px;
  padding: 24px 20px; text-align: center;
  cursor: pointer; transition: all 0.2s;
  background: var(--card2); text-decoration: none;
  display: block;
}
.bd-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px var(--shadow);
  border-color: var(--border2);
}
.bd-card:focus-visible {
  outline: 2px solid var(--accent); outline-offset: 2px;
}
.bd-card-icon { font-size: 40px; margin-bottom: 10px; }
.bd-card-name {
  font-size: 16px; font-weight: 800; color: var(--text);
  margin-bottom: 3px;
}
.bd-card-sub {
  font-size: 12px; color: var(--text3); margin-bottom: 8px;
}
.bd-card-count {
  font-size: 12px; font-weight: 700; color: var(--accent);
}
.bd-card-aws { border-color: #d97706; }
.bd-card-aws:hover { border-color: #f59e0b; }
.bd-card-google { border-color: #1d4ed8; }
.bd-card-google:hover { border-color: #3b82f6; }
.bd-card-databricks { border-color: #dc2626; }
.bd-card-databricks:hover { border-color: #ef4444; }
.bd-card-terraform { border-color: #c2410c; }
.bd-card-terraform:hover { border-color: #f97316; }
.bd-switch {
  text-align: center; margin-top: 32px;
}
.bd-switch-btn {
  background: transparent; border: 1.5px dashed var(--border);
  color: var(--text3); font-size: 13px; font-weight: 700;
  padding: 10px 20px; border-radius: 10px;
  cursor: pointer; font-family: 'Inter', sans-serif;
  transition: all 0.2s;
}
.bd-switch-btn:hover {
  border-color: var(--border2); color: var(--text2);
}

/* ── Book Selection (Library) ── */
.bk-page { padding: 48px 0 64px; }
.bk-back {
  background: transparent; border: none; color: var(--accent);
  font-size: 13px; font-weight: 600; cursor: pointer;
  font-family: 'Inter', sans-serif; padding: 4px 0; margin-bottom: 16px; display: block;
}
.bk-back:hover { text-decoration: underline; }

/* Hero */
.bk-hero { text-align: center; margin-bottom: 36px; }
.bk-hero-eyebrow {
  display: inline-block;
  font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 1.5px;
  color: var(--accent); background: var(--accent-glow);
  padding: 4px 14px; border-radius: 20px; margin-bottom: 14px;
}
.bk-hero-title { font-size: 32px; font-weight: 900; color: var(--text); margin-bottom: 10px; letter-spacing: -0.5px; }
.bk-hero-sub { font-size: 15px; color: var(--text3); max-width: 420px; margin: 0 auto; }

/* Grid */
.bk-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  max-width: 720px;
  margin: 0 auto;
  padding: 0 16px;
}

/* Card base */
.bk-card {
  background: var(--card);
  border: 1.5px solid var(--border);
  border-radius: 20px;
  overflow: hidden;
  cursor: pointer;
  transition: transform 0.22s ease, box-shadow 0.22s ease, border-color 0.22s ease;
  display: flex;
  flex-direction: column;
  text-align: left;
}
.bk-card:hover { transform: translateY(-5px); }
.bk-card-beginner:hover { border-color: #10b981; box-shadow: 0 12px 40px rgba(16,185,129,0.18); }
.bk-card-advanced:hover { border-color: #6366f1; box-shadow: 0 12px 40px rgba(99,102,241,0.18); }
.bk-card:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

/* Card header */
.bk-card-header {
  padding: 26px 22px 22px;
  display: flex; align-items: center; gap: 14px;
  position: relative; overflow: hidden;
}
.bk-header-beginner { background: linear-gradient(135deg, #064e3b 0%, #065f46 50%, #047857 100%); }
.bk-header-advanced { background: linear-gradient(135deg, #1e1b4b 0%, #312e81 60%, #4338ca 100%); }
.bk-card-icon-lg { font-size: 42px; line-height: 1; filter: drop-shadow(0 2px 8px rgba(0,0,0,.3)); }
.bk-card-header-text { flex: 1; }
.bk-card-level-tag { font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; color: rgba(255,255,255,.65); margin-bottom: 3px; }
.bk-card-name { font-size: 24px; font-weight: 900; color: #fff; letter-spacing: -0.5px; }

/* Card body */
.bk-card-body { padding: 18px 22px 14px; flex: 1; }
.bk-card-desc { font-size: 13px; color: var(--text3); line-height: 1.6; margin-bottom: 14px; }

/* Cert chips */
.bk-cert-chips { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 14px; }
.bk-cert-chip {
  font-size: 11px; font-weight: 700; padding: 3px 10px; border-radius: 20px;
}
.bk-chip-aws  { background: rgba(255,153,0,.14); color: #b45309; border: 1px solid rgba(255,153,0,.3); }
.bk-chip-tf   { background: rgba(124,58,237,.14); color: #7c3aed; border: 1px solid rgba(124,58,237,.3); }
.bk-chip-db   { background: rgba(255,54,33,.14);  color: #dc2626; border: 1px solid rgba(255,54,33,.3); }
.bk-chip-gcp  { background: rgba(66,133,244,.14); color: #1d4ed8; border: 1px solid rgba(66,133,244,.3); }
html.dark-mode .bk-chip-aws  { color: #f59e0b; }
html.dark-mode .bk-chip-tf   { color: #a78bfa; }
html.dark-mode .bk-chip-db   { color: #f87171; }
html.dark-mode .bk-chip-gcp  { color: #60a5fa; }

/* Features list */
.bk-features { list-style: none; display: flex; flex-direction: column; gap: 8px; margin-bottom: 14px; }
.bk-features li { font-size: 13px; color: var(--text2); display: flex; align-items: center; gap: 8px; }
.bk-feat-icon { font-size: 14px; flex-shrink: 0; }

/* Progress stats */
.bk-progress-row {
  display: flex;
  background: var(--card2); border: 1px solid var(--border); border-radius: 10px; overflow: hidden;
}
.bk-stat { flex: 1; text-align: center; padding: 8px 4px; }
.bk-stat + .bk-stat { border-left: 1px solid var(--border); }
.bk-stat-val { display: block; font-size: 16px; font-weight: 800; line-height: 1.2; }
.bk-stat-lbl { display: block; font-size: 11px; color: var(--text3); text-transform: uppercase; letter-spacing: .5px; margin-top: 2px; }

/* Start hint */
.bk-start-hint {
  font-size: 12px; color: var(--text3); text-align: center;
  padding: 8px 12px; background: var(--card2); border-radius: 8px; border: 1px solid var(--border);
}

/* CTA footer */
.bk-card-cta {
  display: block; text-align: center;
  font-size: 14px; font-weight: 700; padding: 14px;
  border-top: 1px solid var(--border);
  transition: background 0.2s;
}
.bk-cta-beginner { color: #10b981; background: rgba(16,185,129,.06); }
.bk-cta-advanced { color: #6366f1; background: rgba(99,102,241,.06); }
.bk-card-beginner:hover .bk-cta-beginner { background: rgba(16,185,129,.14); }
.bk-card-advanced:hover .bk-cta-advanced { background: rgba(99,102,241,.14); }

/* Dark mode header adjustments */
html.dark-mode .bk-header-beginner { background: linear-gradient(135deg, #052e16 0%, #064e3b 60%, #065f46 100%); }
html.dark-mode .bk-header-advanced { background: linear-gradient(135deg, #0f0e24 0%, #1e1b4b 60%, #312e81 100%); }
html.dark-mode .bk-card-beginner:hover { box-shadow: 0 12px 40px rgba(16,185,129,.15); }
html.dark-mode .bk-card-advanced:hover { box-shadow: 0 12px 40px rgba(99,102,241,.15); }

@media (max-width: 600px) {
  .bk-grid { grid-template-columns: 1fr; max-width: 420px; gap: 16px; }
  .bk-hero-title { font-size: 26px; }
  .bk-card-header { padding: 20px 18px; }
  .bk-card-body { padding: 14px 18px 12px; }
  .bd-grid { grid-template-columns: 1fr; }
}

/* ── Beginner Page v2 — Path Design ───────────────────── */
.b2-page { width: 100%; padding: 0 0 80px; box-sizing: border-box; overflow-x: hidden; }

/* Hero */
.b2-hero {
  background: linear-gradient(135deg,#059669 0%,#10b981 40%,#34d399 100%);
  padding: 32px 24px 28px; color: #fff; position: relative; overflow: hidden;
}
.b2-hero::before {
  content:''; position:absolute; inset:0;
  background: radial-gradient(circle at 80% 50%,rgba(255,255,255,.12) 0%,transparent 60%);
  pointer-events:none;
}
.b2-hero-inner { max-width: 680px; margin: 0 auto; position: relative; }
.b2-hero-tag {
  display: inline-flex; align-items: center; gap: 6px;
  background: rgba(255,255,255,.2); border-radius: 20px;
  padding: 4px 14px; font-size: 12px; font-weight: 700; margin-bottom: 12px;
}
.b2-hero h1 { font-size: 26px; font-weight: 900; margin: 0 0 6px; line-height: 1.2; }
.b2-hero p { font-size: 14px; opacity: .88; margin: 0 0 20px; line-height: 1.5; }
.b2-xp-bar-wrap { display: flex; align-items: center; gap: 12px; }
.b2-xp-info { font-size: 13px; font-weight: 700; white-space: nowrap; }
.b2-xp-track { flex: 1; height: 8px; background: rgba(255,255,255,.25); border-radius: 4px; overflow: hidden; }
.b2-xp-fill { height: 100%; background: #fff; border-radius: 4px; transition: width .6s ease; }

/* Daily challenge banner */
.b2-challenge-banner {
  background: var(--card,#1e1b4b); border-bottom: 1px solid var(--border,rgba(255,255,255,.06));
  padding: 16px 24px;
}
.b2-challenge-inner { max-width: 680px; margin: 0 auto; }
.b2-challenge-head {
  display: flex; align-items: center; gap: 10px; margin-bottom: 12px;
}
.b2-challenge-title { font-size: 14px; font-weight: 800; color: var(--text); }
.b2-challenge-badge {
  font-size: 11px; font-weight: 700; color: #fff;
  background: #f59e0b; border-radius: 8px; padding: 2px 8px;
}
.b2-ch-card {
  background: linear-gradient(135deg,rgba(99,102,241,.1),rgba(139,92,246,.06));
  border: 1.5px solid rgba(99,102,241,.3); border-radius: 12px;
  padding: 14px 16px; margin-bottom: 10px;
}
.b2-ch-q { font-size: 14px; font-weight: 700; color: var(--text); margin-bottom: 10px; }
.b2-ch-opts { display: flex; flex-direction: column; gap: 7px; }
.b2-ch-opt {
  display: flex; align-items: center; gap: 10px; padding: 9px 14px;
  border-radius: 9px; background: var(--card2,#1e293b);
  border: 1.5px solid var(--border,rgba(255,255,255,.06));
  cursor: pointer; transition: all .15s; font-size: 13px; color: var(--text);
  font-family: 'Inter',sans-serif; text-align: left; width: 100%;
}
.b2-ch-opt:hover { border-color: var(--accent); background: rgba(99,102,241,.08); }
.b2-ch-opt.correct { border-color: #10b981; background: rgba(16,185,129,.12); color: #10b981; }
.b2-ch-opt.wrong   { border-color: #ef4444; background: rgba(239,68,68,.1);  color: #ef4444;  }
.b2-ch-letter {
  width: 22px; height: 22px; border-radius: 50%; border: 2px solid currentColor;
  display: flex; align-items: center; justify-content: center;
  font-size: 11px; font-weight: 800; flex-shrink: 0;
}
.b2-ch-score {
  text-align: center; padding: 18px 0 4px;
  font-size: 15px; font-weight: 800; color: var(--text);
}
.b2-ch-score span { font-size: 28px; color: #10b981; }

/* Chapters container */
.b2-chapters { width: 100%; padding: 28px 20px 0; box-sizing: border-box; }

/* Chapters row (Bulut Dunyosi, Bulut Xizmatlari, Texnik) */
.b2-chapters-row {
  display: flex; gap: 16px; align-items: flex-start;
}
.b2-chapters-row .b2-chapter {
  flex: 1; min-width: 0; margin-bottom: 0;
}

/* Chapter block */
.b2-chapter { margin-bottom: 32px; }
.b2-chapter-header {
  display: flex; align-items: center; gap: 14px;
  padding: 16px 20px; border-radius: 16px 16px 0 0; color: #fff;
  position: relative; overflow: hidden;
}
.b2-chapter-header::before {
  content:''; position:absolute; inset:0;
  background: radial-gradient(circle at 90% 50%,rgba(255,255,255,.15) 0%,transparent 60%);
}
.b2-chapter-num {
  width: 36px; height: 36px; background: rgba(255,255,255,.25); border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 16px; font-weight: 900; flex-shrink: 0;
}
.b2-chapter-info { flex: 1; }
.b2-chapter-name { font-size: 16px; font-weight: 900; }
.b2-chapter-desc { font-size: 12px; opacity: .85; margin-top: 2px; }
.b2-chapter-prog { font-size: 12px; font-weight: 700; opacity: .9; white-space: nowrap; }

.b2-chapter-body {
  background: var(--card,#1e1b4b); border: 1px solid var(--border,rgba(255,255,255,.06));
  border-top: none; border-radius: 0 0 16px 16px; padding: 16px 20px;
}

/* Lesson grid */
.b2-lessons-grid {
  display: flex; flex-wrap: nowrap; gap: 10px;
}
.b2-lessons-grid .b2-node {
  flex: 1 1 0; min-width: 0;
}
.b2-chapter-first {
  margin-left: -20px;
  margin-right: -20px;
}
.b2-chapter-first .b2-lessons-grid {
  display: flex; flex-wrap: nowrap; gap: 10px;
}
.b2-chapter-first .b2-lessons-grid .b2-node {
  flex: 1 1 0; min-width: 0;
}

/* Lesson node */
.b2-node {
  background: var(--card2,#1e293b); border: 2px solid var(--border,rgba(255,255,255,.06));
  border-radius: 14px; padding: 16px; cursor: pointer;
  transition: all .2s; font-family: 'Inter',sans-serif; text-align: left;
  display: flex; flex-direction: column; gap: 6px; position: relative;
}
.b2-node:hover { transform: translateY(-3px); box-shadow: 0 6px 20px rgba(0,0,0,.2); }
.b2-node.done { border-color: var(--node-color,#10b981); background: color-mix(in srgb, var(--node-color,#10b981) 8%, var(--card2,#1e293b)); }
.b2-node.locked { opacity: .45; cursor: not-allowed; pointer-events: none; }
.b2-node-icon { font-size: 26px; line-height: 1; }
.b2-node-title { font-size: 13px; font-weight: 800; color: var(--text); line-height: 1.3; }
.b2-node-tag { font-size: 11px; color: var(--text3,#94a3b8); }
.b2-node-stars { display: flex; gap: 3px; margin-top: 4px; }
.b2-node-star { font-size: 14px; filter: grayscale(1); opacity: .35; transition: all .2s; }
.b2-node-star.lit { filter: none; opacity: 1; }
.b2-node-xp {
  position: absolute; top: 10px; right: 10px;
  font-size: 11px; font-weight: 700; color: var(--node-color,#10b981);
  background: color-mix(in srgb, var(--node-color,#10b981) 15%, transparent);
  padding: 2px 7px; border-radius: 8px;
}
.b2-node-lock { position: absolute; top: 10px; right: 10px; font-size: 16px; opacity: .5; }

/* Chapter locked overlay */
.b2-chapter-locked {
  display: flex; align-items: center; gap: 12px;
  padding: 16px 20px; background: rgba(99,102,241,.08);
  border-radius: 10px; font-size: 13px; color: var(--text3);
}
.b2-chapter-locked-icon { font-size: 24px; }

/* Lesson view */
.b2-lesson-view { max-width: 680px; margin: 0 auto; padding: 24px 20px 60px; }
.b2-lesson-back {
  display: flex; align-items: center; gap: 6px; background: none; border: none;
  color: var(--accent); font-size: 13px; font-weight: 600; cursor: pointer;
  font-family: 'Inter',sans-serif; padding: 0; margin-bottom: 20px;
}
.b2-lesson-back:hover { text-decoration: underline; }
.b2-lesson-header {
  display: flex; align-items: flex-start; gap: 16px; margin-bottom: 20px;
}
.b2-lesson-big-icon {
  font-size: 52px; line-height: 1;
  background: var(--card,#1e1b4b); border-radius: 16px;
  padding: 12px; flex-shrink: 0;
}
.b2-lesson-titles { flex: 1; }
.b2-lesson-title { font-size: 22px; font-weight: 900; color: var(--text); margin: 0 0 4px; }
.b2-lesson-tagline { font-size: 14px; color: var(--text3); margin: 0; }
.b2-lesson-stars-row { display: flex; gap: 4px; margin-top: 8px; }
.b2-lesson-star { font-size: 20px; filter: grayscale(1); opacity: .3; }
.b2-lesson-star.lit { filter: none; opacity: 1; }

/* Analogy box */
.b2-analogy {
  background: linear-gradient(135deg,rgba(245,158,11,.12),rgba(251,191,36,.06));
  border: 1.5px solid rgba(245,158,11,.35); border-radius: 14px;
  padding: 16px 18px; margin-bottom: 20px;
  display: flex; gap: 14px; align-items: flex-start;
}
.b2-analogy-emoji { font-size: 32px; flex-shrink: 0; line-height: 1; margin-top: 2px; }
.b2-analogy-body {}
.b2-analogy-label { font-size: 11px; font-weight: 800; color: #d97706; text-transform: uppercase; letter-spacing: .5px; margin-bottom: 5px; }
.b2-analogy-text { font-size: 14px; color: var(--text); line-height: 1.6; font-weight: 500; }

/* Lesson content */
.b2-content { margin-bottom: 24px; }
.b2-content p { font-size: 14px; color: var(--text3,#cbd5e1); line-height: 1.75; margin: 0 0 14px; }
.b2-content b { color: var(--text); }

/* ── Real world example card ── */
.b2-realworld {
  background: linear-gradient(135deg,rgba(59,130,246,.1),rgba(37,99,235,.04));
  border: 1.5px solid rgba(59,130,246,.3); border-radius: 14px;
  padding: 14px 16px; margin: 16px 0;
  display: flex; gap: 12px; align-items: flex-start;
}
.b2-realworld-icon { font-size: 22px; flex-shrink: 0; margin-top: 2px; }
.b2-realworld-label { font-size: 11px; font-weight: 800; color: #60a5fa; text-transform: uppercase; letter-spacing: .5px; margin-bottom: 5px; }
.b2-realworld-text { font-size: 13px; color: var(--text3); line-height: 1.6; }

/* ── Stats row ── */
.b2-stats-row { display: grid; grid-template-columns: repeat(3,1fr); gap: 10px; margin: 16px 0; }
.b2-stat-card {
  background: var(--card2,#1e293b); border: 1px solid var(--border);
  border-radius: 12px; padding: 14px 8px; text-align: center;
}
.b2-stat-val { font-size: 18px; font-weight: 900; color: var(--accent,#6366f1); line-height: 1; margin-bottom: 4px; }
.b2-stat-lbl { font-size: 11px; color: var(--text3); font-weight: 600; line-height: 1.3; }

/* ── Code block ── */
.b2-code {
  background: #0d1117; border: 1px solid rgba(255,255,255,.1);
  border-radius: 12px; padding: 16px; font-family: 'JetBrains Mono',monospace;
  font-size: 13px; color: #a5f3fc; margin: 14px 0; overflow-x: auto; line-height: 1.8;
  white-space: pre;
}
.b2-code .kw { color: #818cf8; }
.b2-code .str { color: #86efac; }
.b2-code .cm { color: #475569; }
.b2-code .fn { color: #fbbf24; }
.b2-code .out { color: #f9a8d4; }

/* ── Steps (numbered) ── */
.b2-steps { display: flex; flex-direction: column; gap: 10px; margin: 14px 0; }
.b2-step { display: flex; gap: 14px; align-items: flex-start; }
.b2-step-num {
  width: 28px; height: 28px; border-radius: 50%; flex-shrink: 0;
  background: linear-gradient(135deg,#6366f1,#7c3aed); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 12px; font-weight: 900; margin-top: 2px;
}
.b2-step-title { font-size: 13px; font-weight: 800; color: var(--text); margin-bottom: 2px; }
.b2-step-desc { font-size: 13px; color: var(--text3); line-height: 1.5; }

/* ── Highlight box ── */
.b2-highlight {
  background: rgba(245,158,11,.09); border: 1.5px solid rgba(245,158,11,.3);
  border-radius: 12px; padding: 12px 16px; margin: 12px 0;
  font-size: 13px; color: var(--text3); line-height: 1.6;
}
.b2-highlight strong { color: #fbbf24; }

/* ── Badge list ── */
.b2-badge-list { display: flex; flex-wrap: wrap; gap: 8px; margin: 12px 0; }
.b2-badge {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 5px 11px; border-radius: 20px;
  font-size: 12px; font-weight: 700; border: 1px solid;
}

/* ── Two-col info grid ── */
.b2-info-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin: 14px 0; }
@media(max-width:480px) { .b2-info-grid { grid-template-columns: 1fr; } }
.b2-info-cell {
  background: var(--card2,#1e293b); border: 1px solid var(--border);
  border-radius: 12px; padding: 12px 14px;
}
.b2-info-cell-icon { font-size: 20px; margin-bottom: 6px; }
.b2-info-cell-title { font-size: 12px; font-weight: 800; color: var(--text); margin-bottom: 3px; }
.b2-info-cell-desc { font-size: 12px; color: var(--text3); line-height: 1.5; }

/* Flow diagram */
.b2-flow {
  display: flex; align-items: center; gap: 10px; justify-content: center;
  margin: 16px 0; flex-wrap: wrap;
}
.b2-flow-step {
  background: var(--card2,#1e293b); border: 1.5px solid var(--border);
  border-radius: 12px; padding: 12px 18px; text-align: center;
  font-size: 22px; min-width: 80px;
}
.b2-flow-step small { display: block; font-size: 11px; color: var(--text3); margin-top: 4px; font-weight: 600; }
.b2-flow-mid { border-color: var(--accent); background: rgba(99,102,241,.1); }
.b2-flow-arrow { font-size: 20px; color: var(--text3); }

/* Parts list */
.b2-parts { display: flex; flex-direction: column; gap: 10px; margin: 14px 0; }
.b2-part {
  display: flex; align-items: flex-start; gap: 12px; padding: 12px 14px;
  background: var(--card2,#1e293b); border: 1px solid var(--border); border-radius: 12px;
}
.b2-part-icon { font-size: 22px; flex-shrink: 0; }
.b2-part strong { font-size: 13px; font-weight: 800; color: var(--text); white-space: nowrap; margin-right: 6px; }
.b2-part span { font-size: 13px; color: var(--text3); line-height: 1.5; }
.b2-part small { display: block; font-size: 11px; font-weight: 700; margin-top: 3px; }

/* Hub (internet diagram) */
.b2-hub { margin: 16px 0; }
.b2-hub-items {
  display: flex; align-items: center; justify-content: center;
  gap: 12px; flex-wrap: wrap;
}
.b2-hub-item, .b2-hub-center {
  display: flex; flex-direction: column; align-items: center; gap: 4px;
  font-size: 24px;
}
.b2-hub-item span, .b2-hub-center span { font-size: 11px; color: var(--text3); font-weight: 600; }
.b2-hub-center { display: flex; flex-direction: column; align-items: center; gap: 5px; }
.b2-hub-c-icon {
  width: 70px; height: 70px; border-radius: 50%;
  background: var(--card2,#1e293b); border: 2px solid #6366f1;
  display: flex; align-items: center; justify-content: center; font-size: 36px;
}
.b2-hub-center span { font-size: 11px; color: #818cf8; font-weight: 700; }

/* Checklist */
.b2-checklist { display: flex; flex-direction: column; gap: 8px; margin: 14px 0; }
.b2-check-item { display: flex; align-items: flex-start; gap: 10px; font-size: 14px; color: var(--text3); }
.b2-check { flex-shrink: 0; }

/* Fun fact */
.b2-fun-fact {
  background: rgba(99,102,241,.1); border: 1px solid rgba(99,102,241,.25);
  border-radius: 12px; padding: 12px 14px; font-size: 13px; color: var(--text3);
  line-height: 1.6; margin: 14px 0;
}
.b2-fun-fact b { color: var(--text); }

/* VS box */
.b2-vs { display: grid; grid-template-columns: 1fr auto 1fr; gap: 12px; align-items: center; margin: 16px 0; }
@media (max-width: 480px) { .b2-vs { grid-template-columns: 1fr; } .b2-vs-divider { text-align: center; } }
.b2-vs-card {
  background: var(--card2,#1e293b); border: 1.5px solid var(--border);
  border-radius: 14px; padding: 16px; text-align: center;
}
.b2-vs-icon { font-size: 30px; margin-bottom: 8px; }
.b2-vs-title { font-size: 15px; font-weight: 900; color: var(--text); margin-bottom: 6px; }
.b2-vs-sub { font-size: 12px; color: var(--text3); margin-bottom: 10px; line-height: 1.4; }
.b2-vs-list { font-size: 13px; color: var(--text3); line-height: 1.9; text-align: left; }
.b2-vs-hw { border-color: rgba(239,68,68,.3); }
.b2-vs-sw { border-color: rgba(99,102,241,.3); }
.b2-vs-divider { font-size: 16px; font-weight: 900; color: var(--text3); text-align: center; }

/* File types grid */
.b2-filegrid { display: grid; grid-template-columns: repeat(3,1fr); gap: 10px; margin: 14px 0; }
@media (max-width: 400px) { .b2-filegrid { grid-template-columns: repeat(2,1fr); } }
.b2-filetype {
  background: var(--card2,#1e293b); border: 1px solid var(--border);
  border-radius: 12px; padding: 12px; text-align: center;
  display: flex; flex-direction: column; align-items: center; gap: 4px;
  font-size: 22px;
}
.b2-filetype strong { font-size: 12px; color: var(--accent); font-weight: 800; }
.b2-filetype small { font-size: 11px; color: var(--text3); }

/* Size bar */
.b2-sizebar { display: flex; flex-direction: column; gap: 8px; margin: 14px 0; }
.b2-sizerow { display: flex; align-items: center; gap: 12px; }
.b2-sizebadge {
  font-size: 11px; font-weight: 800; color: #fff; border-radius: 8px;
  padding: 3px 10px; min-width: 36px; text-align: center; flex-shrink: 0;
}
.b2-sizerow span { font-size: 13px; color: var(--text3); }

/* Compare columns */
.b2-compare { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 16px 0; }
@media (max-width: 480px) { .b2-compare { grid-template-columns: 1fr; } }
.b2-compare-col { border-radius: 14px; overflow: hidden; }
.b2-compare-head { font-size: 13px; font-weight: 800; padding: 10px 14px; }
.b2-compare-old .b2-compare-head { background: rgba(239,68,68,.15); color: #ef4444; }
.b2-compare-new .b2-compare-head { background: rgba(16,185,129,.15); color: #10b981; }
.b2-compare-body { padding: 12px 14px; background: var(--card2,#1e293b); border: 1px solid var(--border); border-top: none; border-radius: 0 0 14px 14px; display: flex; flex-direction: column; gap: 6px; font-size: 13px; color: var(--text3); }

/* Providers */
.b2-providers { display: grid; grid-template-columns: repeat(3,1fr); gap: 12px; margin: 16px 0; }
@media (max-width: 480px) { .b2-providers { grid-template-columns: 1fr; } }
.b2-provider {
  background: var(--card2,#1e293b); border: 2px solid; border-radius: 14px;
  padding: 16px; text-align: center;
}
.b2-provider-logo { font-size: 28px; border-radius: 12px; padding: 8px; margin-bottom: 8px; display: inline-block; }
.b2-provider-name { font-size: 18px; font-weight: 900; margin-bottom: 2px; }
.b2-provider-full { font-size: 11px; color: var(--text3); margin-bottom: 8px; }
.b2-provider-fact { font-size: 12px; color: var(--text); font-weight: 700; margin-bottom: 6px; }
.b2-provider-users { font-size: 11px; color: var(--text3); }

/* Pay model */
.b2-paymodel { display: flex; flex-direction: column; gap: 10px; margin: 16px 0; }
.b2-paymodel-row { display: flex; align-items: center; gap: 12px; }
.b2-paymodel-label { font-size: 13px; font-weight: 700; color: var(--text); min-width: 100px; }
.b2-paymodel-bar { flex: 1; background: var(--card2,#1e293b); border-radius: 8px; overflow: hidden; height: 36px; }
.b2-paymodel-fill { height: 100%; border-radius: 8px; display: flex; align-items: center; padding-left: 12px; font-size: 12px; font-weight: 700; color: #fff; white-space: nowrap; overflow: hidden; }

/* Layers (IaaS/PaaS) */
.b2-layers { display: flex; flex-direction: column; gap: 6px; margin: 16px 0; }
.b2-layer { font-size: 12px; font-weight: 800; text-transform: uppercase; letter-spacing: .5px; padding: 8px 14px; border-radius: 8px; }
.b2-layer-you { background: rgba(99,102,241,.15); color: #818cf8; }
.b2-layer-cloud { background: rgba(16,185,129,.12); color: #10b981; }
.b2-layer-items { display: flex; gap: 8px; flex-wrap: wrap; padding: 0 6px; }
.b2-layer-item {
  background: var(--card2,#1e293b); border: 1px solid var(--border);
  border-radius: 8px; padding: 8px 14px; font-size: 13px; color: var(--text3);
}

/* Services badges */
.b2-services { display: flex; flex-wrap: wrap; gap: 8px; margin: 12px 0; }
.b2-service-badge {
  padding: 6px 14px; border-radius: 20px; border: 1.5px solid;
  font-size: 13px; font-weight: 700;
}

/* SaaS examples */
.b2-saas-examples { display: grid; grid-template-columns: repeat(3,1fr); gap: 10px; margin: 16px 0; }
@media (max-width: 400px) { .b2-saas-examples { grid-template-columns: repeat(2,1fr); } }
.b2-saas-item {
  background: var(--card2,#1e293b); border: 1px solid var(--border);
  border-radius: 12px; padding: 14px 10px; text-align: center;
}
.b2-saas-icon { font-size: 26px; margin-bottom: 6px; }
.b2-saas-name { font-size: 13px; font-weight: 800; color: var(--text); }
.b2-saas-desc { font-size: 11px; color: var(--text3); margin-top: 2px; }

/* Serverless flow */
.b2-serverless-flow {
  display: flex; align-items: center; gap: 12px; justify-content: center;
  margin: 16px 0; flex-wrap: wrap;
}
.b2-sl-step {
  background: var(--card2,#1e293b); border: 1.5px solid rgba(99,102,241,.4);
  border-radius: 14px; padding: 14px 20px; text-align: center; font-size: 24px;
}
.b2-sl-step small { display: block; font-size: 11px; color: var(--text3); margin-top: 4px; font-weight: 700; }
.b2-sl-arrow { font-size: 20px; color: #6366f1; font-weight: 900; }

/* Quiz section */
.b2-quiz-section { margin-top: 28px; padding-top: 24px; border-top: 1px solid var(--border); }
.b2-quiz-title {
  font-size: 16px; font-weight: 900; color: var(--text); margin-bottom: 18px;
  display: flex; align-items: center; gap: 8px;
}
.b2-quiz-q-wrap { margin-bottom: 20px; }
.b2-quiz-q { font-size: 15px; font-weight: 700; color: var(--text); margin-bottom: 12px; line-height: 1.4; }
.b2-quiz-opts { display: flex; flex-direction: column; gap: 8px; }
.b2-quiz-opt {
  display: flex; align-items: center; gap: 12px; padding: 12px 16px;
  background: var(--card2,#1e293b); border: 2px solid var(--border);
  border-radius: 12px; cursor: pointer; transition: all .15s;
  font-size: 14px; color: var(--text); font-family: 'Inter',sans-serif;
  text-align: left; width: 100%;
}
.b2-quiz-opt:hover { border-color: var(--accent); background: rgba(99,102,241,.08); transform: translateX(4px); }
.b2-quiz-opt.selected { border-color: var(--accent); background: rgba(99,102,241,.12); }
.b2-quiz-opt.correct { border-color: #10b981; background: rgba(16,185,129,.12); color: #10b981; }
.b2-quiz-opt.wrong   { border-color: #ef4444; background: rgba(239,68,68,.1);  color: #ef4444; }
.b2-quiz-letter {
  width: 26px; height: 26px; border-radius: 8px; border: 2px solid currentColor;
  display: flex; align-items: center; justify-content: center;
  font-size: 12px; font-weight: 900; flex-shrink: 0;
  background: rgba(255,255,255,.06);
}

/* Complete button */
.b2-complete-btn {
  display: block; width: 100%; padding: 15px; border-radius: 14px;
  border: none; background: linear-gradient(135deg,#059669,#10b981);
  color: #fff; font-size: 16px; font-weight: 800; cursor: pointer;
  font-family: 'Inter',sans-serif; margin-top: 24px; transition: all .2s;
  box-shadow: 0 4px 16px rgba(16,185,129,.3);
}
.b2-complete-btn:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(16,185,129,.4); }
.b2-complete-btn:disabled { background: var(--border); color: var(--text3); cursor: default; box-shadow: none; transform: none; }

/* Stars result */
.b2-stars-result {
  text-align: center; padding: 24px; background: var(--card2,#1e293b);
  border-radius: 16px; margin-top: 20px;
  border: 2px solid rgba(245,158,11,.3);
}
.b2-stars-big { font-size: 40px; margin: 8px 0; display: flex; justify-content: center; gap: 8px; }
.b2-stars-msg { font-size: 18px; font-weight: 800; color: var(--text); margin-bottom: 6px; }
.b2-stars-xp { font-size: 14px; color: #10b981; font-weight: 700; }
.b2-stars-next {
  margin-top: 16px; display: flex; gap: 10px; justify-content: center; flex-wrap: wrap;
}
.b2-star-next-btn {
  padding: 10px 22px; border-radius: 10px; border: none; cursor: pointer;
  font-size: 14px; font-weight: 700; font-family: 'Inter',sans-serif;
}
.b2-star-next-btn.primary { background: linear-gradient(135deg,#6366f1,#7c3aed); color: #fff; }
.b2-star-next-btn.secondary { background: var(--card,#1e1b4b); border: 1px solid var(--border); color: var(--text3); }

/* All done banner */
.b2-alldone {
  text-align: center; padding: 32px 24px; margin: 24px 0;
  background: linear-gradient(135deg,rgba(99,102,241,.12),rgba(16,185,129,.08));
  border: 2px solid rgba(99,102,241,.25); border-radius: 20px;
}
.b2-alldone-icon { font-size: 56px; margin-bottom: 12px; }
.b2-alldone h3 { font-size: 22px; font-weight: 900; color: var(--text); margin-bottom: 8px; }
.b2-alldone p { font-size: 14px; color: var(--text3); margin-bottom: 20px; }
.b2-alldone-btn {
  display: inline-block; padding: 12px 28px; border-radius: 12px; border: none;
  background: linear-gradient(135deg,#6366f1,#7c3aed); color: #fff;
  font-size: 15px; font-weight: 800; cursor: pointer; font-family: 'Inter',sans-serif;
}

/* ── Onboarding ──────────────────────────────────────── */
.b2-ob-overlay {
  position: fixed; inset: 0; z-index: 10001;
  background: rgba(0,0,0,.7); backdrop-filter: blur(6px);
  display: flex; align-items: center; justify-content: center; padding: 20px;
}
.b2-ob-card {
  background: var(--card,#1e1b4b); border: 1px solid var(--border);
  border-radius: 24px; padding: 36px 32px; max-width: 420px; width: 100%;
  text-align: center; position: relative;
}
.b2-ob-emoji { font-size: 52px; margin-bottom: 12px; }
.b2-ob-title { font-size: 22px; font-weight: 900; color: var(--text); margin-bottom: 6px; }
.b2-ob-sub { font-size: 14px; color: var(--text3); margin-bottom: 24px; line-height: 1.5; }
.b2-ob-input {
  width: 100%; padding: 13px 16px; border-radius: 12px;
  border: 1.5px solid var(--border); background: var(--card2,#1e293b);
  color: var(--text); font-size: 16px; font-family: 'Inter',sans-serif;
  box-sizing: border-box; margin-bottom: 20px; text-align: center;
  transition: border-color .2s;
}
.b2-ob-input:focus { outline: none; border-color: #10b981; }
.b2-ob-goals { display: flex; flex-direction: column; gap: 10px; margin-bottom: 24px; }
.b2-ob-goal {
  padding: 12px 16px; border-radius: 12px; border: 2px solid var(--border);
  background: var(--card2,#1e293b); cursor: pointer; font-size: 14px;
  color: var(--text); font-family: 'Inter',sans-serif; transition: all .15s;
  display: flex; align-items: center; gap: 10px; text-align: left;
}
.b2-ob-goal:hover { border-color: #10b981; background: rgba(16,185,129,.08); }
.b2-ob-goal.selected { border-color: #10b981; background: rgba(16,185,129,.12); }
.b2-ob-goal-icon { font-size: 22px; flex-shrink: 0; }
.b2-ob-btn {
  width: 100%; padding: 14px; border-radius: 14px; border: none;
  background: linear-gradient(135deg,#059669,#10b981);
  color: #fff; font-size: 16px; font-weight: 800; cursor: pointer;
  font-family: 'Inter',sans-serif; transition: opacity .2s;
}
.b2-ob-btn:disabled { opacity: .4; cursor: default; }
.b2-ob-step { display: none; }
.b2-ob-step.active { display: block; }

/* ── XP Float animation ──────────────────────────────── */
.b2-xp-popup {
  position: fixed; z-index: 9999; pointer-events: none;
  font-size: 22px; font-weight: 900; color: #10b981;
  text-shadow: 0 2px 8px rgba(16,185,129,.5);
  opacity: 0; transform: translateY(0) scale(.8);
  transition: opacity .2s, transform .8s ease-out;
}
.b2-xp-popup.show { opacity: 1; transform: translateY(-60px) scale(1); }

/* ── Streak badge ────────────────────────────────────── */
.b2-streak-row {
  display: flex; align-items: center; gap: 10px; margin-top: 14px;
}
.b2-streak-badge {
  display: flex; align-items: center; gap: 6px;
  background: rgba(255,255,255,.2); border-radius: 20px;
  padding: 5px 14px; font-size: 13px; font-weight: 800; color: #fff;
}
.b2-streak-tip { font-size: 12px; color: rgba(255,255,255,.75); }

/* ── Chapter header extras ───────────────────────────── */
.b2-benefit-tag {
  font-size: 11px; color: rgba(255,255,255,.9); background: rgba(255,255,255,.18);
  border-radius: 20px; padding: 2px 10px; margin-top: 5px;
  display: inline-block; font-weight: 600;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 100%;
}
.b2-social-badge {
  font-size: 11px; font-weight: 700; color: rgba(255,255,255,.75);
  margin-top: 3px; display: block; opacity: .9;
}

/* ── Lesson hook box ─────────────────────────────────── */
.b2-hook-box {
  background: linear-gradient(135deg,rgba(99,102,241,.12),rgba(59,130,246,.06));
  border: 1.5px solid rgba(99,102,241,.3); border-radius: 12px;
  padding: 12px 16px; margin-bottom: 20px;
  font-size: 13px; color: var(--text3); line-height: 1.6;
  display: flex; gap: 10px; align-items: flex-start;
}
.b2-hook-box b { color: var(--text); }

/* ── Chapter complete modal ──────────────────────────── */
.b2-chdone-overlay {
  position: fixed; inset: 0; z-index: 9000;
  background: rgba(0,0,0,.65); backdrop-filter: blur(4px);
  display: flex; align-items: center; justify-content: center; padding: 20px;
  animation: fadeIn .25s ease;
}
.b2-chdone-card {
  background: var(--card,#1e1b4b); border-radius: 24px;
  padding: 36px 28px; max-width: 380px; width: 100%; text-align: center;
  border: 2px solid rgba(99,102,241,.3);
}
.b2-chdone-confetti { font-size: 52px; margin-bottom: 8px; }
.b2-chdone-title { font-size: 22px; font-weight: 900; color: var(--text); margin-bottom: 8px; }
.b2-chdone-sub { font-size: 14px; color: var(--text3); margin-bottom: 20px; line-height: 1.5; }
.b2-chdone-xp {
  font-size: 28px; font-weight: 900; color: #10b981; margin-bottom: 20px;
}
.b2-chdone-btn {
  width: 100%; padding: 13px; border-radius: 12px; border: none;
  background: linear-gradient(135deg,#6366f1,#7c3aed); color: #fff;
  font-size: 15px; font-weight: 800; cursor: pointer; font-family: 'Inter',sans-serif;
}

/* ═══════════════════════════════════════════════════════
   DAILY CHALLENGE CARD (Beginner main page)
   ═══════════════════════════════════════════════════════ */
.b2-daily-card {
  display: flex; align-items: center; justify-content: space-between;
  border-radius: 18px; padding: 18px 20px; margin: 0 0 20px;
  cursor: pointer; transition: transform .15s, box-shadow .2s;
  position: relative; overflow: hidden;
}
.b2-daily-pending {
  background: linear-gradient(135deg,rgba(16,185,129,.15),rgba(5,150,105,.07));
  border: 2px solid rgba(16,185,129,.4);
}
.b2-daily-pending:hover { transform: translateY(-2px); box-shadow: 0 8px 28px rgba(16,185,129,.2); }
.b2-daily-done {
  background: linear-gradient(135deg,rgba(99,102,241,.1),rgba(124,58,237,.05));
  border: 1.5px solid rgba(99,102,241,.25); cursor: default;
}
.b2-daily-left { display: flex; flex-direction: column; gap: 4px; }
.b2-daily-streak-badge {
  display: inline-flex; align-items: center; gap: 4px;
  font-size: 12px; font-weight: 800; color: #f97316;
  background: rgba(249,115,22,.12); border: 1px solid rgba(249,115,22,.3);
  border-radius: 20px; padding: 3px 10px; width: fit-content;
}
.b2-daily-title { font-size: 18px; font-weight: 900; color: var(--text); }
.b2-daily-sub { font-size: 13px; color: var(--text3); }
.b2-daily-urgency { font-size: 12px; font-weight: 700; color: #10b981; margin-top: 2px; }
.b2-daily-next-hint { font-size: 12px; color: var(--text3); margin-top: 2px; }
.b2-daily-right { display: flex; flex-direction: column; align-items: center; gap: 8px; flex-shrink: 0; }
.b2-daily-pulse-ring {
  width: 48px; height: 48px; border-radius: 50%;
  background: rgba(16,185,129,.15); border: 2px solid #10b981;
  animation: dailyPulse 1.6s ease-in-out infinite;
}
@keyframes dailyPulse {
  0%,100% { transform: scale(1); box-shadow: 0 0 0 0 rgba(16,185,129,.4); }
  50% { transform: scale(1.08); box-shadow: 0 0 0 10px rgba(16,185,129,0); }
}
.b2-daily-cta {
  font-size: 13px; font-weight: 800; color: #10b981;
  background: rgba(16,185,129,.12); border: 1px solid rgba(16,185,129,.3);
  border-radius: 8px; padding: 6px 12px;
}
.b2-daily-done-stars { font-size: 22px; letter-spacing: 2px; }
.b2-daily-done-badge { font-size: 28px; }

/* ─── Chapter done — Boss button ─── */
.b2-chdone-actions { display: flex; flex-direction: column; gap: 10px; margin-top: 16px; }
.b2-chdone-btn-boss {
  padding: 13px 22px; border-radius: 12px; border: none; cursor: pointer;
  background: linear-gradient(135deg,#dc2626,#ef4444); color: #fff;
  font-size: 15px; font-weight: 800; font-family: 'Inter',sans-serif;
  transition: transform .15s, box-shadow .2s;
}
.b2-chdone-btn-boss:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(239,68,68,.4); }
.b2-chdone-btn-skip {
  padding: 10px 20px; border-radius: 10px; border: 1px solid var(--border);
  background: transparent; color: var(--text3); font-size: 13px; font-weight: 600;
  cursor: pointer; font-family: 'Inter',sans-serif;
}

/* ═══════════════════════════════════════════════════════
   DAILY CHALLENGE MODAL
   ═══════════════════════════════════════════════════════ */
.b2-dc-overlay {
  position: fixed; inset: 0; z-index: 10010;
  background: rgba(0,0,0,.75); backdrop-filter: blur(8px);
  display: flex; align-items: center; justify-content: center;
  padding: 20px; opacity: 0; transition: opacity .25s;
}
.b2-dc-overlay.show { opacity: 1; }
.b2-dc-modal {
  background: var(--card,#1e1b4b); border: 1px solid var(--border);
  border-radius: 24px; width: 100%; max-width: 460px;
  overflow: hidden; animation: dcSlideIn .3s ease;
}
@keyframes dcSlideIn { from{transform:translateY(24px);opacity:0} to{transform:none;opacity:1} }
.b2-dc-header {
  padding: 16px 20px 12px;
  background: linear-gradient(135deg,rgba(16,185,129,.12),rgba(5,150,105,.05));
  border-bottom: 1px solid var(--border);
}
.b2-dc-close {
  float: right; background: none; border: none; color: var(--text3);
  font-size: 18px; cursor: pointer; padding: 0; line-height: 1;
}
.b2-dc-prog-track {
  height: 4px; background: var(--border); border-radius: 2px; margin: 8px 0 10px; overflow: hidden;
}
.b2-dc-prog-fill { height: 100%; background: #10b981; border-radius: 2px; transition: width .5s ease; }
.b2-dc-dots { display: flex; gap: 8px; align-items: center; }
.b2-dc-dot {
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--border); transition: background .3s;
}
.b2-dc-dot.done { background: #10b981; }
.b2-dc-dot.active { background: #6366f1; transform: scale(1.3); }
.b2-dc-body { padding: 24px 20px 20px; }
.b2-dc-label { font-size: 11px; font-weight: 800; color: #10b981; text-transform: uppercase; letter-spacing: .5px; margin-bottom: 10px; }
.b2-dc-q { font-size: 17px; font-weight: 700; color: var(--text); line-height: 1.5; margin-bottom: 18px; }
.b2-dc-opts { display: flex; flex-direction: column; gap: 10px; }
.b2-dc-opt {
  display: flex; align-items: center; gap: 12px;
  padding: 13px 16px; border-radius: 12px;
  border: 1.5px solid var(--border); background: var(--card2,#1e293b);
  color: var(--text); font-size: 14px; font-weight: 600; text-align: left;
  cursor: pointer; font-family: 'Inter',sans-serif; transition: border-color .15s, transform .1s;
}
.b2-dc-opt:hover { border-color: #10b981; transform: translateX(4px); }
.b2-dc-letter {
  width: 28px; height: 28px; border-radius: 8px; flex-shrink: 0;
  background: rgba(99,102,241,.15); color: #818cf8;
  display: flex; align-items: center; justify-content: center;
  font-size: 12px; font-weight: 900;
}
.b2-dc-opt.dc-correct { border-color: #10b981; background: rgba(16,185,129,.12); color: #10b981; pointer-events: none; }
.b2-dc-opt.dc-wrong   { border-color: #ef4444; background: rgba(239,68,68,.1);  color: #ef4444;  pointer-events: none; }
.b2-dc-opt.dc-correct .b2-dc-letter { background: #10b981; color: #fff; }
.b2-dc-opt.dc-wrong   .b2-dc-letter { background: #ef4444; color: #fff; }
.b2-dc-next-btn {
  width: 100%; margin-top: 14px; padding: 13px; border-radius: 12px; border: none;
  background: linear-gradient(135deg,#6366f1,#7c3aed); color: #fff;
  font-size: 14px; font-weight: 800; cursor: pointer; font-family: 'Inter',sans-serif;
  transition: transform .15s;
}
.b2-dc-next-btn:hover { transform: translateY(-1px); }
/* Result screen */
.b2-dc-result { padding: 32px 24px; text-align: center; }
.b2-dc-result-emoji { font-size: 56px; margin-bottom: 10px; }
.b2-dc-result-title { font-size: 24px; font-weight: 900; color: var(--text); margin-bottom: 8px; }
.b2-dc-result-stars { font-size: 32px; letter-spacing: 4px; margin-bottom: 12px; }
.b2-dc-result-xp { font-size: 15px; font-weight: 800; color: #10b981; margin-bottom: 6px; }
.b2-dc-result-streak { font-size: 13px; color: #f97316; font-weight: 700; margin-bottom: 12px; }
.b2-dc-result-msg { font-size: 14px; color: var(--text3); line-height: 1.5; margin-bottom: 20px; }
.b2-dc-finish-btn {
  width: 100%; padding: 14px; border-radius: 12px; border: none;
  background: linear-gradient(135deg,#10b981,#059669); color: #fff;
  font-size: 15px; font-weight: 800; cursor: pointer; font-family: 'Inter',sans-serif;
  transition: transform .15s, box-shadow .2s;
}
.b2-dc-finish-btn:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(16,185,129,.35); }

/* ═══════════════════════════════════════════════════════
   BOSS CHALLENGE MODAL
   ═══════════════════════════════════════════════════════ */
.b2-boss-overlay {
  position: fixed; inset: 0; z-index: 10010;
  background: rgba(0,0,0,.82); backdrop-filter: blur(10px);
  display: flex; align-items: center; justify-content: center;
  padding: 20px; opacity: 0; transition: opacity .25s;
}
.b2-boss-overlay.show { opacity: 1; }
.b2-boss-modal {
  background: #0f0f1a; border: 1px solid rgba(239,68,68,.3);
  border-radius: 24px; width: 100%; max-width: 480px;
  overflow: hidden; animation: dcSlideIn .3s ease;
  box-shadow: 0 0 40px rgba(239,68,68,.15);
}
.b2-boss-header {
  padding: 16px 20px 14px;
  background: linear-gradient(135deg,rgba(239,68,68,.15),rgba(220,38,38,.05));
  border-bottom: 1px solid rgba(239,68,68,.2);
}
.b2-boss-title { font-size: 14px; font-weight: 800; color: #ef4444; margin-bottom: 10px; }
.b2-boss-timer-row { display: flex; align-items: center; gap: 10px; margin-bottom: 8px; }
.b2-boss-timer-bar {
  flex: 1; height: 6px; background: rgba(255,255,255,.1); border-radius: 3px; overflow: hidden;
}
.b2-boss-timer-fill {
  height: 100%; background: linear-gradient(90deg,#10b981,#6366f1);
  border-radius: 3px; transition: width 1s linear;
}
.b2-boss-timer-bar.urgent .b2-boss-timer-fill { background: #ef4444; }
.b2-boss-timer-num { font-size: 14px; font-weight: 900; color: var(--text); min-width: 28px; }
.b2-boss-timer-num.urgent { color: #ef4444; animation: timerUrgent .5s ease-in-out infinite alternate; }
@keyframes timerUrgent { from{transform:scale(1)} to{transform:scale(1.2)} }
.b2-boss-prog { font-size: 12px; color: var(--text3); font-weight: 700; }
.b2-boss-body { padding: 22px 20px 20px; }
.b2-boss-q { font-size: 16px; font-weight: 700; color: #f1f5f9; line-height: 1.5; margin-bottom: 16px; }
.b2-boss-opts { display: flex; flex-direction: column; gap: 10px; }
.b2-boss-opt {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 16px; border-radius: 12px;
  border: 1.5px solid rgba(255,255,255,.1); background: rgba(255,255,255,.04);
  color: #e2e8f0; font-size: 14px; font-weight: 600; text-align: left;
  cursor: pointer; font-family: 'Inter',sans-serif; transition: border-color .15s, transform .1s;
}
.b2-boss-opt:hover { border-color: #ef4444; transform: translateX(4px); }
.b2-boss-opt-l {
  width: 28px; height: 28px; border-radius: 8px; flex-shrink: 0;
  background: rgba(239,68,68,.15); color: #f87171;
  display: flex; align-items: center; justify-content: center;
  font-size: 12px; font-weight: 900;
}
.b2-boss-opt.boss-correct { border-color: #10b981; background: rgba(16,185,129,.12); color: #10b981; pointer-events: none; }
.b2-boss-opt.boss-wrong   { border-color: #ef4444; background: rgba(239,68,68,.1);  color: #ef4444;  pointer-events: none; }
/* Boss result */
.b2-boss-result { padding: 32px 24px; text-align: center; }
.b2-boss-result-emoji { font-size: 56px; margin-bottom: 10px; }
.b2-boss-result-title { font-size: 22px; font-weight: 900; color: #f1f5f9; margin-bottom: 6px; }
.b2-boss-timeout { font-size: 13px; color: #ef4444; font-weight: 700; margin-bottom: 10px; }
.b2-boss-result-score { font-size: 15px; color: #94a3b8; margin-bottom: 6px; }
.b2-boss-result-xp { font-size: 15px; font-weight: 800; color: #10b981; margin-bottom: 20px; }
.b2-boss-result-actions { display: flex; flex-direction: column; gap: 10px; }
.b2-boss-retry {
  padding: 12px; border-radius: 12px; border: 1.5px solid rgba(239,68,68,.4);
  background: rgba(239,68,68,.1); color: #f87171;
  font-size: 14px; font-weight: 800; cursor: pointer; font-family: 'Inter',sans-serif;
  transition: transform .15s;
}
.b2-boss-retry:hover { transform: translateY(-1px); background: rgba(239,68,68,.2); }
.b2-boss-done {
  padding: 13px; border-radius: 12px; border: none;
  background: linear-gradient(135deg,#6366f1,#7c3aed); color: #fff;
  font-size: 14px; font-weight: 800; cursor: pointer; font-family: 'Inter',sans-serif;
  transition: transform .15s;
}
.b2-boss-done:hover { transform: translateY(-1px); }

/* ── Next lesson preview card ────────────────────────── */
.b2-next-lesson {
  display: flex; align-items: center; gap: 14px;
  background: var(--card2,#1e293b); border: 1.5px solid var(--border);
  border-radius: 16px; padding: 16px 18px; margin-top: 12px;
  cursor: pointer; transition: border-color .2s, transform .15s, box-shadow .2s;
  position: relative; overflow: hidden;
}
.b2-next-lesson::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg,rgba(99,102,241,.06),transparent);
  opacity: 0; transition: opacity .2s;
}
.b2-next-lesson:hover { border-color: #6366f1; transform: translateY(-2px); box-shadow: 0 6px 24px rgba(99,102,241,.18); }
.b2-next-lesson:hover::before { opacity: 1; }
.b2-next-badge {
  position: absolute; top: 10px; left: 14px;
  font-size: 11px; font-weight: 800; color: #818cf8;
  text-transform: uppercase; letter-spacing: .5px;
}
.b2-next-icon { font-size: 32px; flex-shrink: 0; margin-top: 10px; }
.b2-next-info { flex: 1; padding-top: 10px; }
.b2-next-title { font-size: 15px; font-weight: 800; color: var(--text); margin-bottom: 3px; }
.b2-next-tagline { font-size: 12px; color: var(--text3); }
.b2-next-arrow {
  font-size: 20px; color: #6366f1; font-weight: 900;
  flex-shrink: 0; transition: transform .2s;
}
.b2-next-lesson:hover .b2-next-arrow { transform: translateX(4px); }

/* ── Encouragement (after 1st lesson) ───────────────── */
.b2-encouragement {
  background: linear-gradient(135deg,rgba(16,185,129,.12),rgba(5,150,105,.06));
  border: 1.5px solid rgba(16,185,129,.3); border-radius: 14px;
  padding: 14px 18px; margin: 16px 0;
  font-size: 14px; color: var(--text); font-weight: 600; text-align: center;
  line-height: 1.5;
}

/* ── Hero name greeting ──────────────────────────────── */
.b2-hero-name { font-weight: 900; }

/* ── Advanced transition button ──────────────────────── */
.b2-hero-row {
  max-width:900px; margin:0 auto; position:relative;
  display:flex; align-items:center; gap:24px;
}
.b2-hero-inner { flex:1; }

@keyframes b2AdvFloat {
  0%,100% { transform: translateY(0px) rotate(0deg); }
  33%      { transform: translateY(-6px) rotate(.5deg); }
  66%      { transform: translateY(-3px) rotate(-.5deg); }
}
@keyframes b2AdvPulse {
  0%,100% { box-shadow: 0 0 0 0 rgba(99,102,241,.5), 0 8px 32px rgba(99,102,241,.25); }
  50%      { box-shadow: 0 0 0 8px rgba(99,102,241,.0), 0 12px 40px rgba(99,102,241,.45); }
}
@keyframes b2AdvShimmer {
  0%   { background-position: -200% center; }
  100% { background-position:  200% center; }
}
@keyframes b2AdvBorder {
  0%,100% { opacity:.7; }
  50%      { opacity:1; }
}
@keyframes b2AdvArrow {
  0%,100% { transform: translateX(0); }
  50%      { transform: translateX(4px); }
}

.b2-adv-btn {
  flex-shrink:0; width:130px;
  background: linear-gradient(160deg,#1e1b4b 0%,#312e81 50%,#1e1b4b 100%);
  border:none; border-radius:20px; padding:20px 14px;
  cursor:pointer; position:relative; overflow:hidden;
  animation: b2AdvFloat 3.5s ease-in-out infinite, b2AdvPulse 2.5s ease-in-out infinite;
  display:flex; flex-direction:column; align-items:center; gap:6px;
  text-align:center; color:#fff;
}
.b2-adv-btn::before {
  content:'';
  position:absolute; inset:-1px; border-radius:21px;
  background: linear-gradient(135deg,#6366f1,#8b5cf6,#34d399,#6366f1);
  background-size: 300% 300%;
  animation: b2AdvBorder 2s ease infinite;
  z-index:-1;
}
.b2-adv-btn::after {
  content:'';
  position:absolute; inset:0;
  background: linear-gradient(105deg, transparent 40%, rgba(255,255,255,.08) 50%, transparent 60%);
  background-size:200% 100%;
  animation: b2AdvShimmer 2.8s ease infinite;
}
.b2-adv-emoji { font-size:30px; line-height:1; }
.b2-adv-label {
  font-size:11px; font-weight:800; letter-spacing:.5px;
  text-transform:uppercase; color:#a5b4fc;
}
.b2-adv-title {
  font-size:14px; font-weight:900; color:#fff; line-height:1.2;
}
.b2-adv-certs { display:flex; gap:3px; flex-wrap:wrap; justify-content:center; margin:2px 0; }
.b2-adv-cert-dot {
  font-size:10px; background:rgba(255,255,255,.12);
  border-radius:4px; padding:2px 5px; color:rgba(255,255,255,.7);
  font-weight:700;
}
.b2-adv-arrow {
  font-size:18px; color:#a5b4fc; font-weight:900;
  animation: b2AdvArrow 1.2s ease-in-out infinite;
}

/* Modal */
.b2-adv-modal-overlay {
  position:fixed; inset:0; z-index:2000;
  background:rgba(0,0,0,.6); backdrop-filter:blur(4px);
  display:flex; align-items:center; justify-content:center; padding:16px;
}
.b2-adv-modal {
  background:var(--card,#1e293b); border-radius:20px;
  padding:32px 28px; max-width:420px; width:100%;
  border:1px solid rgba(99,102,241,.3);
  box-shadow:0 24px 64px rgba(0,0,0,.5);
}
.b2-adv-modal-icon { font-size:44px; text-align:center; margin-bottom:14px; }
.b2-adv-modal h3 {
  font-size:18px; font-weight:900; color:var(--text,#f1f5f9);
  margin:0 0 10px; text-align:center;
}
.b2-adv-modal-body {
  font-size:14px; color:var(--text3,#64748b); text-align:center;
  line-height:1.6; margin-bottom:20px;
}
.b2-adv-modal-body strong { color:var(--text,#f1f5f9); }
.b2-adv-prog-wrap { margin-bottom:20px; }
.b2-adv-prog-label {
  display:flex; justify-content:space-between;
  font-size:12px; font-weight:600; color:var(--text3,#64748b); margin-bottom:6px;
}
.b2-adv-prog-track {
  background:rgba(255,255,255,.08); border-radius:8px; height:8px; overflow:hidden;
}
.b2-adv-prog-fill {
  height:100%; border-radius:8px;
  background:linear-gradient(90deg,#10b981,#34d399);
  transition:width .5s ease;
}
.b2-adv-modal-btns { display:flex; gap:10px; }
.b2-adv-btn-yes {
  flex:1; padding:12px; border-radius:12px; border:none; cursor:pointer;
  background:linear-gradient(135deg,#6366f1,#8b5cf6);
  color:#fff; font-size:14px; font-weight:700; font-family:inherit;
}
.b2-adv-btn-no {
  flex:1; padding:12px; border-radius:12px; cursor:pointer;
  background:rgba(255,255,255,.06); border:1px solid rgba(255,255,255,.12);
  color:var(--text,#f1f5f9); font-size:14px; font-weight:600; font-family:inherit;
}

@media(max-width:600px) {
  .b2-hero-row { flex-direction:column-reverse; gap:14px; }
  .b2-adv-btn  { width:100%; flex-direction:row; padding:14px 18px; justify-content:center; }
  .b2-adv-emoji { font-size:22px; }
  .b2-adv-title { font-size:13px; }
}

/* ── Weak lessons section ────────────────────────────── */
.b2-weak-section { margin-top: 24px; }
.b2-weak-rec {
  display: flex; align-items: flex-start; gap: 14px;
  background: linear-gradient(135deg,rgba(245,158,11,.12),rgba(251,191,36,.06));
  border: 1.5px solid rgba(245,158,11,.35); border-radius: 14px;
  padding: 16px 18px; margin-bottom: 20px;
}
.b2-weak-rec-icon { font-size: 28px; flex-shrink: 0; margin-top: 2px; }
.b2-weak-rec-title { font-size: 15px; font-weight: 800; color: var(--text); margin-bottom: 4px; }
.b2-weak-rec-sub { font-size: 13px; color: var(--text3); line-height: 1.5; }
.b2-weak-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(200px,1fr)); gap: 12px;
}
.b2-weak-card {
  background: var(--card2,#1e293b);
  border: 2px solid color-mix(in srgb, var(--wc,#f59e0b) 30%, var(--border));
  border-radius: 14px; padding: 16px; cursor: pointer;
  transition: all .2s; font-family: 'Inter',sans-serif; text-align: left;
  width: 100%; display: flex; flex-direction: column; gap: 8px;
}
.b2-weak-card:hover { transform: translateY(-3px); border-color: var(--wc,#f59e0b); box-shadow: 0 6px 20px rgba(0,0,0,.15); }
.b2-weak-card-top { display: flex; align-items: center; justify-content: space-between; }
.b2-weak-icon { font-size: 24px; }
.b2-weak-chapter {
  font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: .5px;
  color: var(--wc,#f59e0b);
  background: color-mix(in srgb, var(--wc,#f59e0b) 12%, transparent);
  padding: 2px 8px; border-radius: 8px;
}
.b2-weak-title { font-size: 13px; font-weight: 800; color: var(--text); line-height: 1.3; }
.b2-weak-stars { display: flex; align-items: center; gap: 4px; }
.b2-wstar { font-size: 14px; color: var(--text3); }
.b2-wstar.lit { color: #f59e0b; }
.b2-weak-hint { font-size: 11px; font-weight: 700; color: var(--wc,#f59e0b); margin-left: 6px; opacity: .8; }
@media (max-width: 480px) {
  .b2-weak-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
  .b2-weak-card { padding: 12px; }
  .b2-weak-rec { padding: 12px 14px; gap: 10px; }
}

/* ══════════════════════════════════════════════════════════
   FLASHCARD SYSTEM
   ══════════════════════════════════════════════════════════ */

/* Trigger button in lesson view */
.b2-fc-trigger {
  display: flex; align-items: center; justify-content: center; gap: 10px;
  width: 100%; padding: 13px 18px; border-radius: 14px;
  border: 2px dashed rgba(99,102,241,.4);
  background: rgba(99,102,241,.07); color: var(--accent,#818cf8);
  font-size: 14px; font-weight: 700; cursor: pointer;
  font-family: 'Inter',sans-serif; margin-bottom: 20px;
  transition: all .2s;
}
.b2-fc-trigger:hover { border-style: solid; border-color: var(--accent); background: rgba(99,102,241,.12); transform: translateY(-1px); }
.b2-fc-trigger-count { font-size: 11px; background: rgba(99,102,241,.2); border-radius: 10px; padding: 2px 8px; }

/* Full-screen overlay
   backdrop-filter OLIB TASHLANDI — u transform-style:preserve-3d ni buzadi */
.b2-fc-overlay {
  position: fixed; inset: 0; z-index: 9600;
  background: rgba(0,0,0,.82);
  display: flex; align-items: center; justify-content: center;
  padding: 20px; animation: fcFadeIn .2s ease;
  /* 3D kontekstini izolatsiya qilish */
  isolation: isolate;
}
@keyframes fcFadeIn { from { opacity:0 } to { opacity:1 } }

/* Modal box — transform yo'q, faqat statik */
.b2-fc-modal {
  background: var(--card,#1e1b4b); border: 1px solid var(--border);
  border-radius: 24px; width: 100%; max-width: 480px;
  padding: 24px; box-shadow: 0 24px 80px rgba(0,0,0,.6);
  /* transform yo'q — 3D ni buzmaslik uchun */
}
.b2-fc-header {
  display: flex; align-items: center; justify-content: space-between; margin-bottom: 14px;
}
.b2-fc-title { font-size: 14px; font-weight: 800; color: var(--text); }
.b2-fc-header-right { display: flex; align-items: center; gap: 10px; }
.b2-fc-counter { font-size: 13px; font-weight: 700; color: var(--text3); }
.b2-fc-close {
  width: 28px; height: 28px; border-radius: 8px; border: 1px solid var(--border);
  background: var(--card2,#1e293b); color: var(--text3); cursor: pointer;
  font-size: 14px; display: flex; align-items: center; justify-content: center;
  font-family: 'Inter',sans-serif; transition: background .15s;
}
.b2-fc-close:hover { background: rgba(239,68,68,.15); color: #ef4444; }

/* Progress bar */
.b2-fc-pbar { height: 4px; background: var(--border); border-radius: 2px; margin-bottom: 18px; overflow: hidden; }
.b2-fc-pbar-fill { height: 100%; background: linear-gradient(90deg,#6366f1,#8b5cf6); border-radius: 2px; transition: width .35s ease; }

/* ── Ikki fazali flip animatsiyasi ──────────────────────────
   preserve-3d YO'Q — overlay, backdrop, stacking — hech narsa
   ta'sir qilmaydi. Faqat karta o'zi aylanadi.

   Faza 1 (fc-flip-out): 0° → -90°  karta g'oyib bo'ladi
   Faza 2 (fc-flip-in) : 90° → 0°   yangi yuz paydo bo'ladi
   O'rtada JS kontent almashadi — xuddi qo'lda kartani aylantirgandek
   ──────────────────────────────────────────────────────── */

@keyframes b2FcFlipOut {
  0%   { transform: perspective(650px) rotateY(0deg)   scaleX(1);    box-shadow: 0 4px 20px rgba(0,0,0,.25); }
  100% { transform: perspective(650px) rotateY(-90deg) scaleX(0.92); box-shadow: 0 14px 40px rgba(0,0,0,.45); }
}
@keyframes b2FcFlipIn {
  0%   { transform: perspective(650px) rotateY(90deg)  scaleX(0.92); box-shadow: 0 14px 40px rgba(0,0,0,.45); }
  100% { transform: perspective(650px) rotateY(0deg)   scaleX(1);    box-shadow: 0 4px 20px rgba(0,0,0,.25); }
}

.b2-fc-scene {
  width: 100%; height: 210px;
  cursor: pointer; margin-bottom: 10px; user-select: none;
}

.b2-fc-card {
  width: 100%; height: 100%;
  border-radius: 18px;
  box-shadow: 0 4px 20px rgba(0,0,0,.22);
  transform-origin: center center;
}

/* Flip animatsiyalari */
.b2-fc-card.fc-flip-out {
  animation: b2FcFlipOut 0.2s ease-in forwards;
}
.b2-fc-card.fc-flip-in {
  animation: b2FcFlipIn 0.23s ease-out forwards;
}

/* Yagona yuz — old yoki orqa, bitta vaqtda bittasi ko'rinadi */
.b2-fc-face {
  width: 100%; height: 100%; border-radius: 18px;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  padding: 22px 24px; text-align: center; gap: 12px;
}
.b2-fc-face-front {
  background: linear-gradient(145deg, rgba(99,102,241,.18), rgba(139,92,246,.09));
  border: 1.5px solid rgba(99,102,241,.38);
}
.b2-fc-face-back {
  background: linear-gradient(145deg, rgba(16,185,129,.17), rgba(5,150,105,.07));
  border: 1.5px solid rgba(16,185,129,.38);
}
.b2-fc-side-label {
  font-size: 11px; font-weight: 800; letter-spacing: .7px;
  text-transform: uppercase; opacity: .6;
}
.b2-fc-front .b2-fc-side-label { color: #818cf8; }
.b2-fc-back  .b2-fc-side-label { color: #10b981; }
.b2-fc-q { font-size: 19px; font-weight: 800; color: var(--text); line-height: 1.35; }
.b2-fc-a { font-size: 14px; color: var(--text); line-height: 1.65; font-weight: 500; }

/* Hint text */
.b2-fc-hint { font-size: 12px; color: var(--text3); text-align: center; margin-bottom: 14px; height: 16px; }

/* Navigation */
.b2-fc-nav { display: flex; gap: 8px; }
.b2-fc-btn {
  flex: 1; padding: 11px; border-radius: 12px; border: none;
  font-size: 13px; font-weight: 700; cursor: pointer;
  font-family: 'Inter',sans-serif; transition: all .15s;
}
.b2-fc-btn:disabled { opacity: .3; cursor: default; }
.b2-fc-prev { background: var(--card2,#1e293b); border: 1px solid var(--border); color: var(--text3); flex: 0 0 auto; padding: 11px 16px; }
.b2-fc-prev:not(:disabled):hover { border-color: var(--accent); color: var(--text); }
.b2-fc-next { background: var(--card2,#1e293b); border: 1px solid var(--border); color: var(--text3); }
.b2-fc-next:not(:disabled):hover { border-color: var(--accent); color: var(--accent); }
.b2-fc-knew { background: linear-gradient(135deg,#059669,#10b981); color: #fff; }
.b2-fc-knew:hover { box-shadow: 0 4px 14px rgba(16,185,129,.35); }
.b2-fc-again { background: var(--card2,#1e293b); border: 1px solid var(--border); color: var(--text3); flex: 0 0 auto; padding: 11px 16px; }
.b2-fc-again:hover { border-color: #f59e0b; color: #f59e0b; }

/* All done state */
.b2-fc-done {
  text-align: center; padding: 14px; margin-top: 12px;
  background: rgba(16,185,129,.1); border: 1px solid rgba(16,185,129,.25);
  border-radius: 12px; font-size: 14px; font-weight: 700; color: #10b981;
}

@media (max-width: 480px) {
  .b2-fc-modal { padding: 18px; }
  .b2-fc-scene { height: 190px; }
  .b2-fc-q { font-size: 17px; }
  .b2-fc-a { font-size: 13px; }
}

/* ══════════════════════════════════════════════════════════
   QUIZ EXPLANATION BOX
   ══════════════════════════════════════════════════════════ */
.b2-quiz-explain {
  display: flex; gap: 10px; align-items: flex-start;
  margin-top: 10px; padding: 11px 14px;
  background: rgba(245,158,11,.08); border: 1.5px solid rgba(245,158,11,.28);
  border-radius: 10px; font-size: 13px; color: var(--text3); line-height: 1.6;
  animation: explainIn .2s ease;
}
@keyframes explainIn { from { opacity:0; transform:translateY(4px) } to { opacity:1; transform:translateY(0) } }
.b2-quiz-explain-icon { font-size: 15px; flex-shrink: 0; line-height: 1.5; }
.b2-quiz-explain b { color: var(--text); }

/* ══════════════════════════════════════════════════════════
   BEGINNER v2 — IMPROVED DESIGN COMPONENTS
   ══════════════════════════════════════════════════════════ */

/* ── Journey Steps Progress Bar ── */
.b2-journey {
  background: var(--card,#1e1b4b);
  border-bottom: 1px solid var(--border);
  padding: 0;
}
.b2-journey-inner {
  max-width: 680px; margin: 0 auto;
  display: flex; align-items: flex-start;
  padding: 14px 20px 0; overflow-x: auto; scrollbar-width: none;
}
.b2-journey-inner::-webkit-scrollbar { display: none; }
.b2-jstep {
  flex: 1; display: flex; flex-direction: column; align-items: center;
  gap: 5px; min-width: 60px;
}
.b2-jstep-line {
  flex: 1; min-width: 8px; height: 2px;
  background: var(--border); border-radius: 1px;
  margin-top: 15px; transition: background .3s; align-self: flex-start;
}
.b2-jstep-line.done { background: #10b981; }
.b2-jstep-dot {
  width: 32px; height: 32px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 15px; z-index: 1; position: relative;
  background: var(--card2,#1e293b);
  border: 2px solid var(--border);
  transition: all .25s; flex-shrink: 0;
}
.b2-jstep.done .b2-jstep-dot {
  background: rgba(16,185,129,.15); border-color: #10b981;
}
.b2-jstep.active .b2-jstep-dot {
  background: rgba(99,102,241,.15); border-color: var(--accent,#6366f1);
  box-shadow: 0 0 0 4px rgba(99,102,241,.12);
  animation: jstepPulse 2s ease-in-out infinite;
}
@keyframes jstepPulse {
  0%,100% { box-shadow: 0 0 0 4px rgba(99,102,241,.12); }
  50% { box-shadow: 0 0 0 7px rgba(99,102,241,.06); }
}
.b2-jstep-label {
  font-size: 11px; font-weight: 700; color: var(--text3);
  text-align: center; line-height: 1.3; padding-bottom: 10px;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 72px;
}
.b2-jstep.done .b2-jstep-label { color: #10b981; }
.b2-jstep.active .b2-jstep-label { color: var(--accent,#818cf8); }
.b2-jstep-pct {
  font-size: 10px; font-weight: 800;
  border-radius: 6px; padding: 1px 5px; margin-top: -3px;
}
.b2-jstep.done .b2-jstep-pct { color: #10b981; background: rgba(16,185,129,.12); }
.b2-jstep.active .b2-jstep-pct { color: var(--accent,#818cf8); background: rgba(99,102,241,.12); }

/* ── Hero stats row ── */
.b2-hero-stats {
  display: flex; gap: 10px; margin-top: 14px; flex-wrap: wrap;
}
.b2-hstat {
  display: flex; align-items: center; gap: 5px;
  background: rgba(255,255,255,.18); border-radius: 10px;
  padding: 5px 10px; font-size: 12px; font-weight: 700; color: #fff;
  border: 1px solid rgba(255,255,255,.15);
}

/* ── Continue learning CTA ── */
.b2-continue-cta {
  display: flex; align-items: center; gap: 14px;
  background: linear-gradient(135deg,rgba(99,102,241,.14),rgba(139,92,246,.07));
  border: 2px solid rgba(99,102,241,.3); border-radius: 16px;
  padding: 14px 18px; margin: 0 20px 0; cursor: pointer;
  transition: all .2s; max-width: 640px; margin-left: auto; margin-right: auto;
}
.b2-continue-cta:hover { border-color: var(--accent); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(99,102,241,.18); }
.b2-continue-icon { font-size: 30px; flex-shrink: 0; }
.b2-continue-info { flex: 1; min-width: 0; }
.b2-continue-label {
  font-size: 11px; font-weight: 800; color: var(--accent,#818cf8);
  text-transform: uppercase; letter-spacing: .5px;
}
.b2-continue-title { font-size: 14px; font-weight: 800; color: var(--text); margin-top: 1px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.b2-continue-chapter { font-size: 11px; color: var(--text3); margin-top: 1px; }
.b2-continue-arrow { font-size: 22px; color: var(--accent); font-weight: 900; flex-shrink: 0; }

/* ── Chapter progress bar ── */
.b2-chapter-pbar-wrap {
  height: 3px; background: rgba(0,0,0,.25);
  overflow: hidden; border-radius: 0;
}
.b2-chapter-pbar-fill {
  height: 100%; border-radius: 0;
  transition: width .6s ease;
}

/* ── Improved lesson node ── */
.b2-node { min-height: 112px; }
.b2-node-done-check {
  position: absolute; bottom: 7px; right: 7px;
  font-size: 11px; line-height: 1; opacity: .8;
}

/* ── Lesson banner (colored full-width header in lesson view) ── */
.b2-lesson-view { position: relative; }
.b2-lesson-banner {
  margin: 0 -20px 24px; padding: 20px 24px 22px;
  color: #fff; position: relative; overflow: hidden;
}
.b2-lesson-banner::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(circle at 85% 40%,rgba(255,255,255,.18) 0%,transparent 60%);
  pointer-events: none;
}
.b2-lesson-banner-back {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 12px; font-weight: 600; color: rgba(255,255,255,.75);
  background: rgba(255,255,255,.15); border: 1px solid rgba(255,255,255,.2);
  border-radius: 20px; padding: 4px 12px; cursor: pointer;
  font-family: 'Inter',sans-serif; margin-bottom: 14px;
  transition: background .15s; outline: none;
}
.b2-lesson-banner-back:hover { background: rgba(255,255,255,.25); color: #fff; }
.b2-lesson-banner-content {
  display: flex; gap: 14px; align-items: flex-start; position: relative;
}
.b2-lesson-banner-icon {
  font-size: 48px; line-height: 1;
  background: rgba(255,255,255,.2); border-radius: 16px;
  padding: 10px; flex-shrink: 0;
}
.b2-lesson-banner-meta { flex: 1; min-width: 0; }
.b2-lesson-banner-chap {
  display: inline-block; font-size: 11px; font-weight: 700;
  background: rgba(255,255,255,.2); border-radius: 12px;
  padding: 2px 10px; margin-bottom: 6px; letter-spacing: .3px;
}
.b2-lesson-banner-title {
  font-size: 21px; font-weight: 900; color: #fff; margin: 0 0 3px; line-height: 1.2;
}
.b2-lesson-banner-tagline { font-size: 13px; color: rgba(255,255,255,.8); margin: 0; }
.b2-lesson-banner-stars { display: flex; gap: 3px; margin-top: 8px; }
.b2-lesson-banner-star { font-size: 15px; filter: grayscale(1); opacity: .4; }
.b2-lesson-banner-star.lit { filter: none; opacity: 1; }
.b2-lesson-banner-xp {
  position: absolute; top: 0; right: 0;
  font-size: 12px; font-weight: 800;
  background: rgba(255,255,255,.2); border-radius: 20px;
  padding: 4px 12px; color: #fff;
}

/* ── Learning objectives box ── */
.b2-objectives {
  background: linear-gradient(135deg,rgba(99,102,241,.1),rgba(139,92,246,.04));
  border: 1.5px solid rgba(99,102,241,.28); border-radius: 14px;
  padding: 14px 16px; margin-bottom: 20px;
}
.b2-objectives-label {
  font-size: 11px; font-weight: 800; color: var(--accent,#818cf8);
  text-transform: uppercase; letter-spacing: .5px; margin-bottom: 10px;
  display: flex; align-items: center; gap: 6px;
}
.b2-objectives-list { display: flex; flex-direction: column; gap: 6px; }
.b2-obj-item {
  display: flex; align-items: flex-start; gap: 8px;
  font-size: 13px; color: var(--text3); line-height: 1.5;
}
.b2-obj-icon { font-size: 14px; flex-shrink: 0; line-height: 1.4; }

/* ── Quiz progress counter ── */
.b2-quiz-header {
  display: flex; align-items: center; justify-content: space-between; margin-bottom: 18px;
}
.b2-quiz-progress-row { display: flex; gap: 5px; align-items: center; }
.b2-quiz-prog-dot {
  width: 9px; height: 9px; border-radius: 50%;
  background: var(--border); transition: background .25s;
}
.b2-quiz-prog-dot.answered { background: var(--accent,#6366f1); }
.b2-quiz-prog-dot.correct { background: #10b981; }
.b2-quiz-prog-dot.wrong { background: #ef4444; }

/* ── Section divider label ── */
.b2-section-label {
  display: flex; align-items: center; gap: 10px;
  font-size: 11px; font-weight: 800; color: var(--text3);
  text-transform: uppercase; letter-spacing: .6px; margin: 22px 0 10px;
}
.b2-section-label::before, .b2-section-label::after {
  content: ''; flex: 1; height: 1px; background: var(--border);
}

/* ── Improved career tip ── */
.b2-career-tip {
  background: linear-gradient(135deg,rgba(16,185,129,.1),rgba(5,150,105,.04));
  border: 1.5px solid rgba(16,185,129,.28); border-radius: 14px;
  padding: 14px 16px; margin-bottom: 24px;
  display: flex; gap: 14px; align-items: flex-start;
}
.b2-career-tip-icon { font-size: 26px; flex-shrink: 0; line-height: 1; }
.b2-career-tip-body {}
.b2-career-tip-label {
  font-size: 11px; font-weight: 800; color: #10b981;
  text-transform: uppercase; letter-spacing: .5px; margin-bottom: 5px;
}
.b2-career-tip-text { font-size: 13px; color: var(--text3); line-height: 1.6; font-weight: 500; }

/* ── Improved next lesson card ── */
.b2-next-lesson {
  display: flex; align-items: center; gap: 14px;
  background: var(--card2,#1e293b); border: 1.5px solid var(--border);
  border-radius: 16px; padding: 14px 18px; margin-top: 16px;
  cursor: pointer; transition: all .2s; text-decoration: none;
}
.b2-next-lesson:hover { border-color: var(--accent); transform: translateY(-2px); box-shadow: 0 6px 20px rgba(99,102,241,.18); }
.b2-next-badge {
  font-size: 11px; font-weight: 800; color: var(--accent,#818cf8);
  text-transform: uppercase; letter-spacing: .5px;
}
.b2-next-icon { font-size: 30px; }
.b2-next-info { flex: 1; }
.b2-next-title { font-size: 14px; font-weight: 800; color: var(--text); }
.b2-next-tagline { font-size: 12px; color: var(--text3); margin-top: 2px; }
.b2-next-arrow { font-size: 20px; color: var(--text3); transition: transform .2s; }
.b2-next-lesson:hover .b2-next-arrow { transform: translateX(4px); color: var(--accent); }

/* ── Stars result card improvement ── */
.b2-stars-result {
  text-align: center; padding: 24px 20px;
  background: linear-gradient(135deg,rgba(245,158,11,.1),rgba(251,191,36,.04));
  border-radius: 16px; margin-top: 20px;
  border: 2px solid rgba(245,158,11,.28);
}
.b2-stars-big { font-size: 38px; margin: 8px 0; display: flex; justify-content: center; gap: 8px; }
.b2-stars-msg { font-size: 18px; font-weight: 800; color: var(--text); margin-bottom: 6px; }
.b2-stars-xp { font-size: 15px; color: #10b981; font-weight: 800; }
.b2-stars-next { margin-top: 16px; display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; }

/* ── Mobile: lesson grid wrap for chapters with many lessons ── */
@media (max-width: 600px) {
  .b2-chapter-first .b2-lessons-grid { flex-wrap: wrap; }
  .b2-chapter-first .b2-lessons-grid .b2-node { flex: 1 1 calc(33% - 8px); min-width: 90px; }
  .b2-lesson-banner { margin: 0 -20px 20px; padding: 18px 20px 18px; }
  .b2-lesson-banner-title { font-size: 18px; }
  .b2-lesson-banner-icon { font-size: 36px; padding: 8px; }
  .b2-continue-cta { margin: 0 16px; }
}

.home-hero {
  padding: 40px 0 32px;
  display: flex;
  align-items: flex-start;
  gap: 0;
}
.home-hero-left {
  flex: 1;
  text-align: center;
}
.home-hero h1 {
  font-size: clamp(26px, 4vw, 42px);
  font-weight: 800;
  letter-spacing: -0.8px;
  line-height: 1.15;
  margin-bottom: 12px;
}
.home-hero h1 span {
  color: var(--accent);
}
.home-hero p {
  color: var(--text3); font-size: 15px; max-width: 480px; margin: 0 auto 32px;
  line-height: 1.6;
}

/* Overall stats row */
.stats-row {
  display: flex; justify-content: center; gap: 16px;
  flex-wrap: wrap; margin-bottom: 44px;
}
.stat-chip {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 14px 22px;
  text-align: center; transition: var(--transition);
  box-shadow: var(--shadow-xs);
}
.stat-chip:hover { border-color: var(--border2); box-shadow: var(--shadow-md); }
.stat-chip .val { font-size: 22px; font-weight: 700; letter-spacing: -0.5px; }
.stat-chip .lbl { font-size: 11px; color: var(--text3); margin-top: 3px; font-weight: 500; }

/* ── MILITARY RANK PANEL ── */
.rank-panel {
  flex-shrink: 0;
  width: 200px;
  margin-left: 56px;
  margin-top: 8px;
  background: var(--card2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 18px 16px 14px;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-xs);
  transition: var(--transition-md);
}
.rank-panel:hover { border-color: var(--rc, var(--accent)); box-shadow: var(--shadow-md); }
.rp-glow {
  position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(ellipse at top left, var(--rc, #6366f1) 0%, transparent 65%);
  opacity: .08;
}
.rp-icon {
  font-size: 38px; line-height: 1;
  margin-bottom: 10px;
  filter: drop-shadow(0 2px 8px var(--rc, #6366f1));
  position: relative;
}
.rp-body { position: relative; }
.rp-level {
  font-size: 10px; font-weight: 700; text-transform: uppercase;
  letter-spacing: .8px; color: var(--text3); margin-bottom: 3px;
}
.rp-name {
  font-size: 14px; font-weight: 800; color: var(--rc, var(--accent));
  line-height: 1.2; margin-bottom: 3px;
}
.rp-sub {
  font-size: 11px; color: var(--text3); margin-bottom: 10px;
}
.rp-bar-wrap { margin-bottom: 8px; }
.rp-bar {
  height: 5px; background: var(--border); border-radius: 3px;
  overflow: hidden; margin-bottom: 5px;
}
.rp-bar-fill {
  height: 100%; border-radius: 3px;
  background: var(--rc, var(--accent));
  transition: width .8s cubic-bezier(.34,1.56,.64,1);
  box-shadow: 0 0 6px var(--rc, var(--accent));
}
.rp-next {
  font-size: 10px; color: var(--text3); line-height: 1.4;
}
.rp-next em { font-style: normal; color: var(--text2); font-weight: 600; }
.rp-maxed { font-size: 11px; font-weight: 700; color: #10b981; margin-bottom: 8px; }
.rp-dots { display: flex; gap: 4px; flex-wrap: wrap; margin-top: 10px; }
.rp-dot {
  width: 9px; height: 9px; border-radius: 50%;
  background: var(--border); flex-shrink: 0;
  transition: transform .2s;
}
.rp-dot.done    { background: var(--dc, var(--border2)); opacity: .55; }
.rp-dot.current {
  background: var(--dc, var(--accent));
  box-shadow: 0 0 5px var(--dc, var(--accent));
  transform: scale(1.35);
}
@media (max-width: 680px) {
  .home-hero { flex-direction: column; align-items: center; }
  .home-hero-left { width: 100%; }
  .rank-panel {
    margin-left: 0; margin-top: 20px; margin-bottom: 0;
    width: 100%; max-width: 400px;
    display: flex; align-items: center; gap: 14px; padding: 14px 18px;
  }
  .rp-icon { font-size: 30px; margin-bottom: 0; flex-shrink: 0; }
  .rp-body { flex: 1; }
  .rp-dots { display: none; }
}
@media (max-width: 480px) {
  .rank-panel { display: none; }
}

/* Cert cards grid */
.certs-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  padding-bottom: 56px;
}

/* ── CERT CARD — Clean, Linear/Stripe quality ── */
.cert-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: var(--transition-md);
}

/* Thin vendor accent line at top */
.cert-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: var(--cert-color, var(--accent));
  opacity: 0.7;
  transition: height 0.2s ease, opacity 0.2s ease;
}

/* Subtle hover glow */
.cert-card::after {
  content: '';
  position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(ellipse at 50% 0%,
    var(--cert-glow, var(--accent-glow)) 0%, transparent 65%);
  opacity: 0;
  transition: opacity 0.25s ease;
}

.cert-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  border-color: color-mix(in srgb, var(--cert-color, var(--accent)) 35%, var(--border));
  z-index: 2;
}
.cert-card:hover::before { height: 3px; opacity: 1; }
.cert-card:hover::after  { opacity: 1; }

/* ── AWS ── */
.cert-card[data-cert="aws"] {
  --cert-color: #D97706;
  --cert-glow: rgba(217,119,6,0.07);
}
.cert-card[data-cert="aws"] h3 { color: var(--text); }
.cert-card[data-cert="aws"] .cert-cta { color: #D97706; }
.cert-card[data-cert="aws"] .cert-badge-pill { color: var(--text); }
.cert-card[data-cert="aws"] .cert-subtitle,
.cert-card[data-cert="aws"] .meta-pill,
.cert-card[data-cert="aws"] .progress-label,
.cert-card[data-cert="aws"] .cert-progress-header { color: var(--text3); }
.cert-card[data-cert="aws"] .cert-icon { background: rgba(217,119,6,0.09); border-color: rgba(217,119,6,0.2); }
.cert-card[data-cert="aws"] .progress-bar-fill { background: #D97706; }
.cert-card[data-cert="aws"] .progress-bar-track { background: var(--bg2); }
.cert-card[data-cert="aws"] .pct-label { color: #D97706; }
.cert-card[data-cert="aws"] .cert-cat-chip { background: rgba(217,119,6,0.08); color: #D97706; border: 1px solid rgba(217,119,6,0.2); }
.cert-card[data-cert="aws"] .topic-dot { background: var(--border); }
.cert-card[data-cert="aws"] .topic-dot.done { background: #D97706; }
.cert-card[data-cert="aws"] .topic-dot.active { background: rgba(217,119,6,0.4); }

/* ── Terraform ── */
.cert-card[data-cert="tf"] {
  --cert-color: #7C3AED;
  --cert-glow: rgba(124,58,237,0.07);
}
.cert-card[data-cert="tf"] h3 { color: var(--text); }
.cert-card[data-cert="tf"] .cert-cta { color: #7C3AED; }
.cert-card[data-cert="tf"] .cert-badge-pill { color: var(--text); }
.cert-card[data-cert="tf"] .cert-subtitle,
.cert-card[data-cert="tf"] .meta-pill,
.cert-card[data-cert="tf"] .progress-label,
.cert-card[data-cert="tf"] .cert-progress-header { color: var(--text3); }
.cert-card[data-cert="tf"] .cert-icon { background: rgba(124,58,237,0.09); border-color: rgba(124,58,237,0.2); }
.cert-card[data-cert="tf"] .progress-bar-fill { background: #7C3AED; }
.cert-card[data-cert="tf"] .progress-bar-track { background: var(--bg2); }
.cert-card[data-cert="tf"] .pct-label { color: #7C3AED; }
.cert-card[data-cert="tf"] .cert-cat-chip { background: rgba(124,58,237,0.08); color: #7C3AED; border: 1px solid rgba(124,58,237,0.2); }
.cert-card[data-cert="tf"] .topic-dot { background: var(--border); }
.cert-card[data-cert="tf"] .topic-dot.done { background: #7C3AED; }
.cert-card[data-cert="tf"] .topic-dot.active { background: rgba(124,58,237,0.4); }

/* ── Databricks ── */
.cert-card[data-cert="databricks"] {
  --cert-color: #DC2626;
  --cert-glow: rgba(220,38,38,0.07);
}
.cert-card[data-cert="databricks"] h3 { color: var(--text); }
.cert-card[data-cert="databricks"] .cert-cta { color: #DC2626; }
.cert-card[data-cert="databricks"] .cert-badge-pill { color: var(--text); }
.cert-card[data-cert="databricks"] .cert-subtitle,
.cert-card[data-cert="databricks"] .meta-pill,
.cert-card[data-cert="databricks"] .progress-label,
.cert-card[data-cert="databricks"] .cert-progress-header { color: var(--text3); }
.cert-card[data-cert="databricks"] .cert-icon { background: rgba(220,38,38,0.09); border-color: rgba(220,38,38,0.2); }
.cert-card[data-cert="databricks"] .progress-bar-fill { background: #DC2626; }
.cert-card[data-cert="databricks"] .progress-bar-track { background: var(--bg2); }
.cert-card[data-cert="databricks"] .pct-label { color: #DC2626; }
.cert-card[data-cert="databricks"] .cert-cat-chip { background: rgba(220,38,38,0.08); color: #DC2626; border: 1px solid rgba(220,38,38,0.2); }
.cert-card[data-cert="databricks"] .topic-dot { background: var(--border); }
.cert-card[data-cert="databricks"] .topic-dot.done { background: #DC2626; }
.cert-card[data-cert="databricks"] .topic-dot.active { background: rgba(220,38,38,0.4); }

/* ── Google Cloud ── */
.cert-card[data-cert="google"] {
  --cert-color: #1D4ED8;
  --cert-glow: rgba(29,78,216,0.07);
}
.cert-card[data-cert="google"] h3 { color: var(--text); }
.cert-card[data-cert="google"] .cert-cta { color: #1D4ED8; }
.cert-card[data-cert="google"] .cert-badge-pill { color: var(--text); }
.cert-card[data-cert="google"] .cert-subtitle,
.cert-card[data-cert="google"] .meta-pill,
.cert-card[data-cert="google"] .progress-label,
.cert-card[data-cert="google"] .cert-progress-header { color: var(--text3); }
.cert-card[data-cert="google"] .cert-icon { background: rgba(29,78,216,0.09); border-color: rgba(29,78,216,0.2); }
.cert-card[data-cert="google"] .progress-bar-fill { background: #1D4ED8; }
.cert-card[data-cert="google"] .progress-bar-track { background: var(--bg2); }
.cert-card[data-cert="google"] .pct-label { color: #1D4ED8; }
.cert-card[data-cert="google"] .cert-cat-chip { background: rgba(29,78,216,0.08); color: #1D4ED8; border: 1px solid rgba(29,78,216,0.2); }
.cert-card[data-cert="google"] .topic-dot { background: var(--border); }
.cert-card[data-cert="google"] .topic-dot.done { background: #1D4ED8; }
.cert-card[data-cert="google"] .topic-dot.active { background: rgba(29,78,216,0.4); }

.cert-card-header { display: flex; align-items: flex-start; gap: 16px; margin-bottom: 20px; }
.cert-icon {
  width: 52px; height: 52px; border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 26px; flex-shrink: 0;
  background: var(--cert-glow, rgba(37,99,235,0.08));
  border: 1px solid var(--border);
  transition: transform 0.25s cubic-bezier(0.34,1.56,0.64,1),
              background 0.2s ease,
              border-color 0.2s ease;
}
.cert-card:hover .cert-icon {
  transform: scale(1.22) rotate(-6deg);
  background: rgba(255,255,255,.25);
  border-color: rgba(255,255,255,.5);
  box-shadow: 0 4px 16px rgba(0,0,0,.2);
}
.cert-info { flex: 1; }
.cert-info h3 { font-size: 16px; font-weight: 700; margin-bottom: 4px; letter-spacing: -0.2px; }
.cert-info .cert-subtitle { font-size: 12px; color: var(--text3); }

.cert-meta { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 18px; }
.meta-pill {
  display: flex; align-items: center; gap: 5px;
  background: var(--card2); border: 1px solid var(--border);
  padding: 4px 10px; border-radius: 6px;
  font-size: 12px; color: var(--text2);
}

.cert-progress-section {}
.cert-progress-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; }
.cert-progress-header span { font-size: 13px; color: var(--text2); }
.cert-progress-header .pct-label { font-weight: 700; font-size: 14px; }

.progress-bar-track {
  height: 8px; background: var(--border); border-radius: 4px; overflow: hidden;
}
.progress-bar-fill {
  height: 100%; border-radius: 4px;
  background: var(--cert-color, var(--accent));
  transition: width 0.6s cubic-bezier(0.4,0,0.2,1);
  position: relative;
}
.progress-bar-fill::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(90deg, transparent 0%, rgba(255,255,255,0.25) 50%, transparent 100%);
  animation: shimmer 2s infinite;
}
@keyframes shimmer { 0%{transform:translateX(-100%)} 100%{transform:translateX(100%)} }

.cert-topics-summary {
  display: flex; gap: 6px; flex-wrap: wrap; margin-top: 14px;
}
.topic-dot {
  width: 10px; height: 10px; border-radius: 50%;
  transition: var(--transition);
}
.topic-dot.done { background: var(--cert-color, var(--success)); }
.topic-dot.active { background: var(--cert-color, var(--accent)); opacity: 0.6; }
.topic-dot.locked { background: var(--border2); }

.cert-card-footer {
  display: flex; justify-content: space-between; align-items: center;
  margin-top: 20px; padding-top: 16px;
  border-top: 1px solid var(--border);
}
.cert-cta {
  display: flex; align-items: center; gap: 6px;
  font-size: 13px; font-weight: 600;
  color: var(--cert-color, var(--accent));
}
.cert-cta .arrow { transition: transform 0.25s cubic-bezier(0.34,1.56,0.64,1); display: inline-block; }
.cert-card:hover .cert-cta .arrow { transform: translateX(7px); }

/* Meta pills border na hover */
.meta-pill { transition: border-color 0.2s ease; }
.cert-card:hover .meta-pill { border-color: var(--cert-color, var(--accent)); }

/* Topic dots pop */
.topic-dot { transition: transform 0.2s cubic-bezier(0.34,1.56,0.64,1), opacity 0.2s; }
.cert-card:hover .topic-dot.done  { transform: scale(1.35); }
.cert-card:hover .topic-dot.active { transform: scale(1.2); }

/* Progress bar glow on hover */
.cert-card:hover .progress-bar-fill {
  filter: brightness(1.15);
  box-shadow: 0 0 8px var(--cert-glow, rgba(37,99,235,0.4));
}

/* CTA text weight */
.cert-cta { transition: gap 0.2s; }
.cert-card:hover .cert-cta { gap: 8px; }

.cert-badge {
  font-size: 11px; font-weight: 600; padding: 3px 10px; border-radius: 12px;
  text-transform: uppercase; letter-spacing: 0.5px;
}
.cert-badge.not-started { background: var(--border); color: var(--text3); }
.cert-badge.in-progress { background: rgba(99,102,241,0.15); color: var(--accent); }
.cert-badge.completed { background: var(--success-glow); color: var(--success); }

/* ===== CERTIFICATION PAGE ===== */
.cert-page-header {
  padding: 40px 0 32px;
  display: flex; align-items: flex-start; gap: 20px;
}
.back-btn {
  display: flex; align-items: center; gap: 5px;
  background: var(--card); border: 1px solid var(--border);
  color: var(--text3); padding: 7px 12px; border-radius: var(--radius-sm);
  font-size: 12px; font-weight: 500; cursor: pointer;
  transition: var(--transition); white-space: nowrap; margin-top: 4px;
  flex-shrink: 0; box-shadow: var(--shadow-xs);
}
.back-btn:hover { background: var(--card2); color: var(--text2); border-color: var(--border2); }

.cert-page-info { flex: 1; }
.cert-page-info .cert-tag {
  display: inline-block;
  font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.8px;
  padding: 3px 10px; border-radius: 4px;
  margin-bottom: 10px;
  background: var(--cert-glow); color: var(--cert-color);
  border: 1px solid rgba(255,255,255,0.06);
}
.cert-page-info h2 { font-size: clamp(22px, 4vw, 32px); font-weight: 800; letter-spacing: -0.5px; margin-bottom: 8px; }
.cert-page-info p { color: var(--text2); font-size: 14px; max-width: 600px; }

.cert-page-stats {
  display: flex; gap: 0; flex-wrap: nowrap;
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius-lg); margin-bottom: 28px;
  overflow: hidden; box-shadow: var(--shadow-xs);
}
.cert-page-stat { flex: 1; text-align: center; padding: 16px 10px; }
.cert-page-stat .val { font-size: 22px; font-weight: 700; letter-spacing: -0.5px; }
.cert-page-stat .lbl { font-size: 11px; color: var(--text3); font-weight: 500; margin-top: 3px; }
.cert-page-stat + .cert-page-stat { border-left: 1px solid var(--border); }

/* Topics list */
.topics-list { display: flex; flex-direction: column; gap: 8px; padding-bottom: 56px; }

.topic-item {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 16px 20px;
  display: flex; align-items: center; gap: 14px;
  transition: var(--transition-md);
  position: relative; overflow: hidden;
}
.topic-item.unlocked { cursor: pointer; }
.topic-item.unlocked:hover {
  border-color: color-mix(in srgb, var(--cert-color, var(--accent)) 30%, var(--border));
  box-shadow: var(--shadow-md);
  transform: translateX(2px);
}
.topic-item.completed {
  border-color: rgba(5,150,105,0.2);
}
.topic-item.completed::before {
  content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 3px;
  background: var(--success); border-radius: 0 2px 2px 0;
}
.topic-item.active-topic::before {
  content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 3px;
  background: var(--cert-color, var(--accent)); border-radius: 0 2px 2px 0;
}
.topic-item.locked { opacity: 0.45; cursor: not-allowed; }
.topic-item.locked:hover { transform: none; box-shadow: none; border-color: var(--border); }

.topic-num {
  width: 34px; height: 34px; border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 13px; flex-shrink: 0;
  border: 1.5px solid;
}
.topic-num.done { background: var(--success-glow); border-color: var(--success); color: var(--success); }
.topic-num.open { background: var(--cert-glow); border-color: var(--cert-color, var(--accent)); color: var(--cert-color, var(--accent)); }
.topic-num.lock { background: var(--card2); border-color: var(--border); color: var(--locked-text); }

.topic-info { flex: 1; }
.topic-info h4 { font-size: 14px; font-weight: 600; margin-bottom: 2px; color: var(--text); }
.topic-info p { font-size: 13px; color: var(--text3); line-height: 1.4; }

.topic-right { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.topic-duration {
  font-size: 11px; color: var(--text3);
  background: var(--card2); border: 1px solid var(--border);
  padding: 3px 8px; border-radius: var(--radius-xs);
  font-weight: 500;
}
.topic-status {
  font-size: 11px; font-weight: 600; padding: 3px 9px;
  border-radius: var(--radius-full, 9999px);
}
.topic-status.done { background: var(--success-glow); color: var(--success); }
.topic-status.open { background: var(--cert-glow); color: var(--cert-color, var(--accent)); }
.topic-status.lock { background: var(--card2); color: var(--locked-text); }
.lock-icon { font-size: 14px; opacity: 0.5; }

/* ===== TOPIC PAGE ===== */
.topic-page { padding-bottom: 80px; }

.topic-page-header {
  padding: 32px 0 24px;
  display: flex; align-items: flex-start; gap: 16px;
}
.topic-page-header .header-content { flex: 1; }
.topic-page-header .topic-breadcrumb {
  font-size: 12px; color: var(--text3); margin-bottom: 8px;
  display: flex; align-items: center; gap: 6px;
}
.topic-page-header .topic-breadcrumb span { color: var(--cert-color); }
.topic-page-header h2 { font-size: clamp(20px,3.5vw,28px); font-weight: 800; letter-spacing: -0.4px; margin-bottom: 6px; }
.topic-page-header .topic-meta-row {
  display: flex; gap: 12px; flex-wrap: wrap; margin-top: 10px;
}

.content-layout {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 24px;
  align-items: start;
}
@media (max-width: 800px) { .content-layout { grid-template-columns: 1fr; } }

/* Content box */
.content-box {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 28px;
  box-shadow: var(--shadow-xs);
}
.content-box h3 {
  font-size: 17px; font-weight: 700; margin: 24px 0 10px;
  color: var(--text); letter-spacing: -0.2px;
}
.content-box h3:first-child { margin-top: 0; }
.content-box p { font-size: 14px; color: var(--text2); margin-bottom: 14px; line-height: 1.75; }
.content-box ul { padding-left: 18px; margin-bottom: 14px; }
.content-box li { font-size: 14px; color: var(--text2); margin-bottom: 6px; line-height: 1.7; }
.content-box strong { color: var(--text); font-weight: 600; }

.key-points-card {
  background: var(--card2); border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: 20px; margin: 20px 0;
}
.key-points-card h4 { font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px; color: var(--cert-color, var(--accent)); margin-bottom: 12px; }
.key-point-item {
  display: flex; align-items: flex-start; gap: 10px;
  margin-bottom: 10px; font-size: 14px; color: var(--text2);
}
.key-point-item .kp-icon { font-size: 16px; flex-shrink: 0; margin-top: 1px; }

pre {
  background: var(--card2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 20px; margin: 16px 0;
  overflow-x: auto; font-size: 13px;
  font-family: 'JetBrains Mono', monospace;
  line-height: 1.7;
  color: var(--text);
}
code {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  background: var(--card2);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1px 5px;
}
pre code { background: none; border: none; padding: 0; }
.code-label {
  font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px;
  color: var(--text3); margin-bottom: 6px;
}

.info-callout {
  display: flex; gap: 12px;
  background: rgba(99,102,241,0.08); border: 1px solid rgba(99,102,241,0.2);
  border-radius: var(--radius-sm); padding: 16px; margin: 16px 0;
}
.info-callout .callout-icon { font-size: 18px; flex-shrink: 0; }
.info-callout p { font-size: 13px; margin: 0; color: var(--text2); }

/* Sidebar */
.topic-sidebar { display: flex; flex-direction: column; gap: 16px; }

.sidebar-card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 18px;
  box-shadow: var(--shadow-xs);
}
.sidebar-card h4 { font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.6px; color: var(--text3); margin-bottom: 12px; }

.topics-nav-list { display: flex; flex-direction: column; gap: 6px; }
.topics-nav-item {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 10px; border-radius: 8px;
  font-size: 13px; transition: var(--transition);
  cursor: default;
}
.topics-nav-item.nav-done { color: var(--success); }
.topics-nav-item.nav-active {
  background: var(--cert-glow); color: var(--cert-color, var(--accent));
  font-weight: 600; cursor: default;
}
.topics-nav-item.nav-lock { color: var(--locked-text); }
.topics-nav-item.nav-clickable { cursor: pointer; }
.topics-nav-item.nav-clickable:hover { background: var(--card2); }
.topics-nav-num {
  width: 22px; height: 22px; border-radius: 6px;
  display: flex; align-items: center; justify-content: center;
  font-size: 11px; font-weight: 700; flex-shrink: 0;
  background: var(--card2); border: 1px solid var(--border);
}
.topics-nav-item.nav-done .topics-nav-num { background: var(--success-glow); border-color: var(--success); }
.topics-nav-item.nav-active .topics-nav-num { background: var(--cert-glow); border-color: var(--cert-color, var(--accent)); }

/* ===== QUIZ SECTION ===== */
.quiz-section {
  margin-top: 40px;
  border-top: 2px solid var(--border);
  padding-top: 32px;
}
.quiz-header { margin-bottom: 28px; }
.quiz-header h3 { font-size: 20px; font-weight: 700; margin-bottom: 6px; }
.quiz-header p { font-size: 13px; color: var(--text2); }
.quiz-progress-bar { margin-top: 12px; }
.quiz-progress-text { font-size: 12px; color: var(--text3); margin-bottom: 6px; }
.quiz-bar-track { height: 4px; background: var(--border); border-radius: 2px; }
.quiz-bar-fill { height: 100%; border-radius: 2px; background: var(--cert-color, var(--accent)); transition: width 0.4s; }

.question-card {
  background: var(--card2); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 28px; margin-bottom: 16px;
}
.question-num { font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px; color: var(--text3); margin-bottom: 10px; }
.question-text { font-size: 16px; font-weight: 600; margin-bottom: 22px; line-height: 1.5; }

.options-list { display: flex; flex-direction: column; gap: 8px; }
.option-btn {
  display: flex; align-items: flex-start; gap: 12px;
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: 13px 15px;
  cursor: pointer; transition: var(--transition-md); text-align: left; width: 100%;
  font-family: 'Inter', sans-serif;
}
.option-btn:hover {
  border-color: color-mix(in srgb, var(--cert-color, var(--accent)) 40%, var(--border));
  background: var(--card2);
}
.option-btn.selected {
  border-color: var(--cert-color, var(--accent));
  background: var(--cert-glow);
}
.option-btn.correct {
  border-color: var(--success);
  background: var(--success-glow);
}
.option-btn.wrong {
  border-color: var(--error);
  background: var(--error-glow);
}
.option-btn.show-correct {
  border-color: var(--success);
  background: var(--success-glow);
}

.option-letter {
  width: 26px; height: 26px; border-radius: var(--radius-xs); flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 12px; font-weight: 700;
  background: var(--card2); border: 1px solid var(--border);
  transition: var(--transition);
}
.option-btn.selected .option-letter {
  background: var(--cert-glow); border-color: var(--cert-color, var(--accent));
  color: var(--cert-color, var(--accent));
}
.option-btn.correct .option-letter {
  background: var(--success-glow); border-color: var(--success); color: var(--success);
}
.option-btn.wrong .option-letter {
  background: var(--error-glow); border-color: var(--error); color: var(--error);
}

.option-text { font-size: 14px; color: var(--text); line-height: 1.5; padding-top: 2px; }

.explanation-box {
  display: none; margin-top: 14px;
  background: rgba(99,102,241,0.06); border: 1px solid rgba(99,102,241,0.2);
  border-radius: var(--radius-sm); padding: 14px 16px;
}
.explanation-box.show { display: flex; gap: 10px; align-items: flex-start; }
.explanation-box p { font-size: 13px; color: var(--text2); margin: 0; }

.quiz-nav {
  display: flex; justify-content: space-between; align-items: center;
  margin-top: 24px;
}
.quiz-nav .q-counter { font-size: 13px; color: var(--text3); }

.btn {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 9px 18px; border-radius: var(--radius-sm);
  font-size: 13px; font-weight: 600; cursor: pointer;
  transition: var(--transition); border: none; font-family: 'Inter', sans-serif;
  line-height: 1;
}
.btn-primary {
  background: var(--cert-color, var(--accent));
  color: #fff;
  box-shadow: 0 1px 3px rgba(0,0,0,0.2);
}
.btn-primary:hover {
  filter: brightness(1.08);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}
.btn-primary:active { transform: none; filter: brightness(0.95); }
.btn-primary:disabled { opacity: 0.4; cursor: not-allowed; transform: none; filter: none; }
.btn-secondary {
  background: var(--card); border: 1px solid var(--border); color: var(--text2);
  box-shadow: var(--shadow-xs);
}
.btn-secondary:hover { border-color: var(--border2); color: var(--text); box-shadow: var(--shadow); }
.btn-ghost { background: transparent; border: none; color: var(--text3); padding: 9px 12px; }
.btn-ghost:hover { color: var(--text2); }
.btn-success { background: var(--success); color: #fff; box-shadow: 0 1px 3px rgba(0,0,0,0.2); }
.btn-success:hover { filter: brightness(1.08); transform: translateY(-1px); }
.btn-success:active { transform: none; filter: brightness(0.95); }

/* Quiz Results */
.quiz-result-card {
  background: var(--card); border: 2px solid var(--border);
  border-radius: var(--radius); padding: 40px; text-align: center;
  margin-top: 24px;
}
.quiz-result-card.pass { border-color: var(--success); }
.quiz-result-card.fail { border-color: var(--error); }
.result-icon { font-size: 52px; margin-bottom: 16px; }
.result-title { font-size: 24px; font-weight: 800; margin-bottom: 8px; }
.result-score { font-size: 48px; font-weight: 800; margin: 16px 0; }
.result-score.pass-score { color: var(--success); }
.result-score.fail-score { color: var(--error); }
.result-desc { color: var(--text2); font-size: 14px; margin-bottom: 28px; max-width: 400px; margin-left: auto; margin-right: auto; }
.result-actions { display: flex; justify-content: center; gap: 12px; flex-wrap: wrap; }

/* Score pills */
.score-pills { display: flex; justify-content: center; gap: 16px; margin: 20px 0; }
.score-pill { text-align: center; }
.score-pill .pill-val { font-size: 22px; font-weight: 700; }
.score-pill .pill-lbl { font-size: 11px; text-transform: uppercase; letter-spacing: 0.5px; color: var(--text3); }
.score-pill.correct-pill .pill-val { color: var(--success); }
.score-pill.wrong-pill .pill-val { color: var(--error); }

/* Completion badge */
.cert-complete-banner {
  background: linear-gradient(135deg, rgba(16,185,129,0.1), rgba(16,185,129,0.05));
  border: 1px solid rgba(16,185,129,0.3); border-radius: var(--radius);
  padding: 28px 32px; text-align: center; margin: 24px 0;
}
.cert-complete-banner h3 { font-size: 22px; font-weight: 800; color: var(--success); margin-bottom: 8px; }
.cert-complete-banner p { color: var(--text2); font-size: 14px; }

/* ===== ANIMATIONS ===== */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}
.fade-in { animation: fadeIn 0.3s ease; }
.fade-in-up { animation: fadeInUp 0.4s cubic-bezier(0.4,0,0.2,1) both; }

.cert-card:nth-child(1) { animation-delay: 0.05s; }
.cert-card:nth-child(2) { animation-delay: 0.1s; }
.cert-card:nth-child(3) { animation-delay: 0.15s; }
.cert-card:nth-child(4) { animation-delay: 0.2s; }

.topic-item:nth-child(1) { animation-delay: 0.04s; }
.topic-item:nth-child(2) { animation-delay: 0.08s; }
.topic-item:nth-child(3) { animation-delay: 0.12s; }
.topic-item:nth-child(4) { animation-delay: 0.16s; }
.topic-item:nth-child(5) { animation-delay: 0.20s; }
.topic-item:nth-child(6) { animation-delay: 0.24s; }
.topic-item:nth-child(7) { animation-delay: 0.28s; }
.topic-item:nth-child(8) { animation-delay: 0.32s; }

/* Toast */
.toast {
  position: fixed; bottom: 24px; right: 24px; z-index: 999;
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 12px 18px;
  font-size: 13px; font-weight: 500; color: var(--text);
  box-shadow: var(--shadow-xl);
  animation: fadeInUp 0.25s cubic-bezier(0.4,0,0.2,1);
  display: flex; align-items: center; gap: 10px;
  max-width: 340px;
}
.toast.success { border-left: 3px solid var(--success); }
.toast.error { border-left: 3px solid var(--error); }

/* ===== EMPTY / LOCKED STATE ===== */
.locked-overlay {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  padding: 48px; text-align: center;
  background: var(--card); border: 1px dashed var(--border);
  border-radius: var(--radius); margin: 24px 0;
}
.locked-overlay .lock-emoji { font-size: 40px; margin-bottom: 14px; }
.locked-overlay h4 { font-weight: 700; margin-bottom: 6px; }
.locked-overlay p { color: var(--text2); font-size: 13px; }

/* ===== RESPONSIVE ===== */
@media (max-width: 640px) {
  .certs-grid { grid-template-columns: 1fr; }
  .cert-page-stats { flex-direction: column; gap: 0; }
  .cert-page-stat + .cert-page-stat { border-left: none; border-top: 1px solid var(--border); }
  .topic-item { flex-wrap: wrap; }
  .topic-right { width: 100%; justify-content: flex-end; }
  .navbar { padding: 0 16px; }
  .container { padding: 0 16px; }
  .content-box { padding: 18px; }
  .quiz-result-card { padding: 24px 18px; }
}

/* ===================================================
   AUTH SCREEN — Premium Dark Split Layout
   =================================================== */
.hidden { display: none !important; }

.auth-screen {
  position: fixed; inset: 0; z-index: 1000;
  background: #09090B;
  overflow: hidden;
}

/* Subtle grid background */
.auth-bg { position: absolute; inset: 0; pointer-events: none; }
.auth-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(129,140,248,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(129,140,248,0.06) 1px, transparent 1px);
  background-size: 64px 64px;
}

/* Restrained, elegant blobs */
.auth-blob {
  position: absolute; border-radius: 50%;
  filter: blur(90px);
  animation: blobFloat 16s ease-in-out infinite alternate;
}
.blob1 {
  width: 600px; height: 600px; opacity: 0.35;
  background: radial-gradient(circle, #4F46E5, transparent 65%);
  top: -200px; left: -150px; animation-delay: 0s;
}
.blob2 {
  width: 500px; height: 500px; opacity: 0.25;
  background: radial-gradient(circle, #7C3AED, transparent 65%);
  bottom: -160px; right: -100px; animation-delay: 6s;
}
.blob3 {
  width: 380px; height: 380px; opacity: 0.18;
  background: radial-gradient(circle, #0EA5E9, transparent 65%);
  top: 35%; left: 42%; animation-delay: 3s;
}
@keyframes blobFloat {
  0%   { transform: scale(1) translate(0,0); }
  100% { transform: scale(1.12) translate(20px,-20px); }
}
.blob3 { animation-name: blobFloat3; }
@keyframes blobFloat3 {
  0%   { transform: translate(0,0) scale(1); }
  100% { transform: translate(-16px,16px) scale(1.08); }
}

/* ---- Two-column layout ---- */
.auth-layout {
  position: relative; z-index: 2;
  display: grid;
  grid-template-columns: 1fr 440px;
  min-height: 100vh;
  min-height: 100dvh;
}

/* ---- LEFT PANEL ---- */
.auth-left {
  display: flex; align-items: center; justify-content: center;
  padding: 60px 56px;
  border-right: 1px solid rgba(255,255,255,0.06);
}
.auth-left-inner { max-width: 460px; }

.al-logo {
  display: flex; align-items: center; gap: 10px;
  font-size: 20px; font-weight: 700; margin-bottom: 48px;
  letter-spacing: -0.4px; color: #FAFAFA;
}
.al-logo-img {
  width: 38px; height: 38px; border-radius: 10px;
  box-shadow: 0 0 0 1px rgba(129,140,248,0.3), 0 4px 16px rgba(79,70,229,0.4);
}
.brand-sub { color: #818CF8; }

.al-headline {
  font-size: clamp(28px, 3.5vw, 46px);
  font-weight: 800; letter-spacing: -1.2px;
  line-height: 1.12; margin-bottom: 16px; color: #FAFAFA;
}
.al-gradient {
  background: linear-gradient(135deg, #818CF8 0%, #A78BFA 50%, #67E8F9 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
@keyframes gradShift {
  0%   { background-position: 0% 50%; }
  100% { background-position: 100% 50%; }
}

.al-sub {
  font-size: 15px; color: #71717A; margin-bottom: 32px;
  line-height: 1.7; max-width: 380px;
}

/* Cert badges */
.al-certs {
  display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 36px;
}
.al-cert-badge {
  display: flex; align-items: center; gap: 6px;
  padding: 6px 12px; border-radius: var(--radius-full, 9999px);
  border: 1px solid color-mix(in srgb, var(--c) 20%, rgba(255,255,255,0.08));
  background: color-mix(in srgb, var(--c) 8%, rgba(255,255,255,0.03));
  color: color-mix(in srgb, var(--c) 70%, #fff);
  font-size: 12px; font-weight: 500;
  transition: var(--transition);
}
.al-cert-badge:hover {
  background: color-mix(in srgb, var(--c) 14%, rgba(255,255,255,0.05));
  border-color: color-mix(in srgb, var(--c) 35%, rgba(255,255,255,0.1));
  transform: translateY(-1px);
}

/* Features */
.al-features {
  display: flex; flex-direction: column; gap: 16px; margin-bottom: 36px;
}
.al-feature {
  display: flex; align-items: flex-start; gap: 12px;
}
.al-feature-icon {
  width: 36px; height: 36px; flex-shrink: 0;
  background: rgba(79,70,229,0.12); border: 1px solid rgba(99,102,241,0.18);
  border-radius: 9px;
  display: flex; align-items: center; justify-content: center;
  font-size: 16px;
}
.al-feature-title { font-size: 13px; font-weight: 600; color: #E4E4E7; margin-bottom: 2px; }
.al-feature-desc  { font-size: 12px; color: #71717A; line-height: 1.5; }

/* Quote */
.al-mission-note {
  display: flex; gap: 10px; align-items: flex-start;
  background: rgba(99,102,241,0.12);
  border: 1px solid rgba(99,102,241,0.25);
  border-radius: 10px;
  padding: 12px 14px;
  font-size: 12px; color: #c7d2fe; line-height: 1.7;
  margin-bottom: 4px;
}
.al-mission-note strong { color: #e0e7ff; }
.al-mission-icon { font-size: 16px; flex-shrink: 0; margin-top: 1px; }

.al-quote {
  border-left: 3px solid rgba(165,122,255,0.5);
  padding-left: 16px;
  font-size: 12px; color: #94a3b8; font-style: italic;
  line-height: 1.7;
}

/* ---- RIGHT PANEL ---- */
.auth-right {
  display: flex; align-items: center; justify-content: center;
  padding: 40px 36px;
  background: rgba(255,255,255,0.015);
  backdrop-filter: blur(24px);
  border-left: 1px solid rgba(255,255,255,0.05);
}

.auth-card {
  width: 100%; max-width: 368px;
  background: rgba(20,20,23,0.80);
  border: 1px solid rgba(255,255,255,0.10);
  border-radius: 20px;
  padding: 32px 28px;
  box-shadow: 0 32px 64px rgba(0,0,0,0.5), 0 0 0 1px rgba(255,255,255,0.03) inset;
  animation: authCardIn 0.4s cubic-bezier(0.4,0,0.2,1);
  backdrop-filter: blur(32px);
}
@keyframes authCardIn {
  from { opacity:0; transform: translateY(20px) scale(0.98); }
  to   { opacity:1; transform: translateY(0) scale(1); }
}

/* Mobile logo (hidden on desktop) */
.auth-logo-mobile {
  display: none;
  align-items: center; gap: 10px;
  font-size: 20px; font-weight: 800;
  margin-bottom: 24px; letter-spacing: -0.4px; color: #fff;
}

/* Tabs */
.auth-tabs {
  display: flex; gap: 2px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: 10px; padding: 3px;
  margin-bottom: 24px;
}
.auth-tab {
  flex: 1; padding: 8px; border-radius: 8px;
  font-size: 13px; font-weight: 600;
  background: transparent; border: none; color: #52525B;
  cursor: pointer; transition: var(--transition);
  font-family: 'Inter', sans-serif;
}
.auth-tab.active {
  background: #4F46E5;
  color: #ffffff;
  box-shadow: 0 1px 8px rgba(79,70,229,0.4);
}
.auth-tab:hover:not(.active) { color: #A1A1AA; }

/* Form */
.auth-form { display: flex; flex-direction: column; gap: 16px; }
.auth-form.hidden { display: none; }

.field-group { display: flex; flex-direction: column; gap: 6px; }
.field-label {
  font-size: 12px; font-weight: 500; color: #71717A;
  display: flex; align-items: center; justify-content: space-between;
  letter-spacing: 0;
}

/* Input with icon */
.input-icon-wrap { position: relative; }
.input-icon {
  position: absolute; left: 13px; top: 50%; transform: translateY(-50%);
  width: 16px; height: 16px; color: #475569; pointer-events: none;
  transition: color 0.2s;
}
.field-input {
  width: 100%; padding: 10px 13px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.09);
  border-radius: 10px; color: #FAFAFA;
  font-size: 14px; font-family: 'Inter', sans-serif;
  transition: var(--transition); outline: none;
  box-sizing: border-box;
}
.field-input.has-icon { padding-left: 38px; }
.field-input:focus {
  border-color: rgba(129,140,248,0.5);
  background: rgba(79,70,229,0.07);
  box-shadow: 0 0 0 3px rgba(79,70,229,0.12);
}
.field-input:focus + .input-icon,
.input-icon-wrap:focus-within .input-icon { color: #818CF8; }
.field-input::placeholder { color: #52525B; }

.eye-btn {
  position: absolute; right: 12px; top: 50%; transform: translateY(-50%);
  background: none; border: none; cursor: pointer; font-size: 15px; padding: 2px;
  opacity: 0.35; transition: opacity 0.2s; line-height: 1;
}
.eye-btn:hover { opacity: 0.7; }

/* Remember + forgot row */
.auth-row {
  display: flex; align-items: center; justify-content: space-between;
  margin-top: -4px;
}
.remember-label {
  display: flex; align-items: center; gap: 7px;
  font-size: 13px; color: #64748b; cursor: pointer;
}
.remember-label input { accent-color: #6366f1; cursor: pointer; width: 14px; height: 14px; }
.link-btn {
  background: none; border: none; color: #818cf8;
  font-size: 13px; cursor: pointer; padding: 0;
  font-family: 'Inter', sans-serif; transition: color 0.2s;
}
.link-btn:hover { color: #a5b4fc; text-decoration: underline; }

/* Error / Success */
.auth-error {
  background: rgba(239,68,68,0.1); border: 1px solid rgba(239,68,68,0.25);
  border-radius: 9px; padding: 10px 14px;
  font-size: 13px; color: #f87171;
}
.auth-success {
  background: rgba(16,185,129,0.1); border: 1px solid rgba(16,185,129,0.25);
  border-radius: 9px; padding: 10px 14px;
  font-size: 13px; color: #34d399;
}

/* Primary button */
.btn-auth {
  width: 100%; padding: 11px;
  background: #4F46E5;
  border: none; border-radius: 10px;
  color: #fff; font-size: 14px; font-weight: 600;
  cursor: pointer; transition: var(--transition);
  font-family: 'Inter', sans-serif;
  display: flex; align-items: center; justify-content: center; gap: 8px;
  letter-spacing: 0.1px;
  box-shadow: 0 1px 6px rgba(79,70,229,0.35), inset 0 1px 0 rgba(255,255,255,0.12);
}
.btn-auth:hover:not(:disabled) {
  background: #4338CA;
  box-shadow: 0 4px 16px rgba(79,70,229,0.4), inset 0 1px 0 rgba(255,255,255,0.12);
  transform: translateY(-1px);
}
.btn-auth:active:not(:disabled) { transform: translateY(0); background: #3730A3; }
.btn-auth:disabled { opacity: 0.35; cursor: not-allowed; transform: none; box-shadow: none; }

/* Divider */
.auth-divider {
  display: flex; align-items: center; gap: 12px;
  color: #94a3b8; font-size: 12px; font-weight: 500;
}
.auth-divider::before, .auth-divider::after {
  content: ''; flex: 1; height: 1px;
  background: rgba(255,255,255,0.07);
}

/* Google button — PRIMARY */
.btn-google-primary {
  width: 100%; padding: 11px 16px;
  background: #FFFFFF;
  border: none; border-radius: 10px;
  color: #111827; font-size: 14px; font-weight: 500;
  cursor: pointer; transition: var(--transition);
  font-family: 'Inter', sans-serif;
  display: flex; align-items: center; justify-content: center; gap: 9px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.4), 0 1px 2px rgba(0,0,0,0.3);
  letter-spacing: 0;
}
.btn-google-primary:hover {
  background: #F9FAFB;
  box-shadow: 0 4px 12px rgba(0,0,0,0.4);
  transform: translateY(-1px);
}
.btn-google-primary:active { transform: translateY(0); background: #F3F4F6; }

/* Google button — secondary */
.btn-google {
  width: 100%; padding: 12px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 11px; color: #cbd5e1;
  font-size: 14px; font-weight: 600; cursor: pointer;
  transition: all 0.2s; font-family: 'Inter', sans-serif;
  display: flex; align-items: center; justify-content: center; gap: 10px;
}
.btn-google:hover {
  background: rgba(255,255,255,0.09);
  border-color: rgba(255,255,255,0.18); transform: translateY(-1px);
}

/* Password field wrapper */
.pw-wrap { position: relative; display: flex; align-items: center; }
.pw-wrap .field-input { padding-right: 42px; }
.pw-wrap .eye-btn {
  position: absolute; right: 12px;
  background: none; border: none; cursor: pointer;
  color: #64748b; padding: 4px;
  display: flex; align-items: center; justify-content: center;
  transition: color 0.2s; line-height: 1;
}
.pw-wrap .eye-btn:hover { color: #94a3b8; }

/* Label link */
.label-link {
  background: none; border: none; padding: 0;
  color: #818cf8; font-size: 11px; font-weight: 500;
  cursor: pointer; font-family: 'Inter', sans-serif;
  transition: color 0.2s; letter-spacing: 0.2px; text-transform: none;
}
.label-link:hover { color: #a5b4fc; text-decoration: underline; }

/* Spin */
@keyframes spin { to { transform: rotate(360deg); } }
.spin { animation: spin 0.8s linear infinite; display: inline-block; }

/* Switch text */
.auth-switch-text { text-align: center; font-size: 13px; color: #94a3b8; margin: 0; }
.auth-switch-text .link-btn { font-size: 13px; }

/* Forgot */
.back-link {
  background: none; border: none; color: #94a3b8;
  font-size: 13px; cursor: pointer; padding: 0; text-align: left;
  font-family: 'Inter', sans-serif; transition: color 0.2s;
  display: inline-flex; align-items: center; gap: 4px;
}
.back-link:hover { color: #cbd5e1; }
.forgot-header { text-align: center; padding: 8px 0 4px; }
.forgot-icon { font-size: 40px; margin-bottom: 12px; }
.forgot-header h3 { font-size: 20px; font-weight: 800; margin-bottom: 8px; color: #e2e8f0; }
.forgot-header p { font-size: 14px; color: #94a3b8; line-height: 1.5; }

/* ---- Responsive ---- */
@media (max-width: 900px) {
  .auth-layout { grid-template-columns: 1fr; }
  .auth-left { display: none; }
  .auth-right {
    padding: 0; min-height: 100vh; min-height: 100dvh; background: transparent;
    border-left: none; align-items: flex-start;
  }
  .auth-card {
    border-radius: 0; border: none; min-height: 100vh; min-height: 100dvh;
    padding: 40px 24px; box-shadow: none;
    background: transparent;
    max-width: 100%;
  }
  .auth-logo-mobile { display: flex; }
}

/* ===================================================
   NAVBAR AVATAR
   =================================================== */
.nav-avatar-btn {
  width: 36px; height: 36px; border-radius: 50%;
  border: 2px solid var(--border2);
  background: var(--card2); cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  padding: 0; overflow: hidden; transition: var(--transition);
  flex-shrink: 0;
}
.nav-avatar-btn:hover {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}
.nav-avatar-img {
  width: 100%; height: 100%; object-fit: cover; border-radius: 50%;
}
.nav-avatar-initials {
  width: 100%; height: 100%; border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), #818cf8);
  display: flex; align-items: center; justify-content: center;
  font-size: 13px; font-weight: 700; color: #fff;
}

/* ===================================================
   PROFILE DROPDOWN
   =================================================== */
.profile-dropdown {
  position: fixed; z-index: 999;
  width: 256px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 0; overflow: hidden;
  box-shadow: var(--shadow-xl);
  animation: fadeInUp 0.18s ease;
}

.pd-header {
  display: flex; align-items: center; gap: 11px;
  padding: 16px 16px 12px;
  background: var(--card2);
  border-bottom: 1px solid var(--border);
}
.pd-avatar-lg {
  width: 40px; height: 40px; flex-shrink: 0;
  border-radius: 50%; overflow: hidden;
  background: var(--accent);
}
.pd-info { flex: 1; min-width: 0; }
.pd-name {
  font-size: 13px; font-weight: 600; color: var(--text);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.pd-email {
  font-size: 11px; color: var(--text3);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  margin-top: 1px;
}

.pd-divider { height: 1px; background: var(--border); margin: 0; }

.pd-stats { padding: 10px 16px; display: flex; flex-direction: column; gap: 6px; }
.pd-stat-row {
  display: flex; justify-content: space-between; align-items: center;
  font-size: 12px; color: var(--text3);
}
.pd-stat-row strong { color: var(--text2); font-weight: 600; }

.pd-premium-tag {
  display: inline-flex; align-items: center; gap: 4px;
  margin-top: 3px; padding: 2px 8px;
  background: rgba(217,119,6,0.10);
  border: 1px solid rgba(217,119,6,0.25);
  border-radius: var(--radius-full, 9999px);
  font-size: 11px; font-weight: 600; color: #D97706;
}

.pd-menu { padding: 4px 0; }

.pd-item {
  display: flex; align-items: center; gap: 9px;
  width: 100%; padding: 9px 16px;
  background: none; border: none; text-align: left;
  font-size: 13px; color: var(--text2); cursor: pointer;
  transition: var(--transition); font-family: 'Inter', sans-serif;
}
.pd-item:hover { background: var(--card2); color: var(--text); }
.pd-item-icon { font-size: 15px; flex-shrink: 0; width: 18px; text-align: center; }
.pd-item-label { flex: 1; }
.pd-logout {
  color: var(--error);
  border-top: 1px solid var(--border);
  margin-top: 2px; padding-top: 9px;
}
.pd-logout:hover { background: var(--error-glow); color: var(--error); }

.pd-upgrade-row { padding: 10px 14px 4px; }
.pd-upgrade-btn {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  width: 100%; padding: 10px 16px;
  background: linear-gradient(135deg, #f59e0b, #fbbf24);
  border: none; border-radius: 10px;
  color: #fff; font-size: 13px; font-weight: 700;
  cursor: pointer; font-family: 'Inter', sans-serif;
  transition: var(--transition);
  box-shadow: 0 2px 8px rgba(245,158,11,0.3);
}
.pd-upgrade-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(245,158,11,0.45);
}

/* ===================================================
   EXAM CTA (cert page)
   =================================================== */
.exam-cta-row {
  display: flex; align-items: center; gap: 16px;
  padding: 18px 24px;
  background: rgba(37,99,235,0.06);
  border: 1px solid rgba(37,99,235,0.2);
  border-radius: 14px;
  margin-bottom: 28px;
  flex-wrap: wrap;
}
.btn-exam-start {
  padding: 12px 24px;
  background: linear-gradient(135deg, #1d4ed8, #2563eb);
  border: none; border-radius: 10px;
  color: #fff; font-size: 15px; font-weight: 700;
  cursor: pointer; font-family: 'Inter', sans-serif;
  transition: all 0.22s;
  box-shadow: 0 4px 18px rgba(37,99,235,0.3);
  white-space: nowrap;
}
.btn-exam-start:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(37,99,235,0.45);
}
.exam-cta-hint {
  font-size: 13px; color: var(--text3);
}

/* ===================================================
   EXAM PAGE
   =================================================== */
.exam-page { padding: 0; }
.exam-layout {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 0;
  min-height: calc(100vh - 64px);
  min-height: calc(100dvh - 64px);
}

/* Exam main area */
.exam-main {
  padding: 28px 32px 40px;
  border-right: 1px solid var(--border);
}
.exam-header { margin-bottom: 24px; }
.exam-meta {
  display: flex; align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}
.exam-badge {
  display: inline-block;
  padding: 4px 12px; border-radius: 20px;
  background: rgba(37,99,235,0.1);
  color: var(--accent); font-size: 12px; font-weight: 700;
  border: 1px solid rgba(37,99,235,0.25);
}
.exam-progress-text { font-size: 13px; color: var(--text3); }
.exam-progress-bar-wrap {
  height: 4px; background: var(--border2); border-radius: 4px; overflow: hidden;
}
.exam-progress-bar {
  height: 100%;
  background: linear-gradient(90deg, #6366f1, #818cf8);
  border-radius: 4px; transition: width 0.3s;
}

/* Question card */
.exam-question-card {
  background: var(--card);
  border: 1px solid var(--border2);
  border-radius: 16px;
  padding: 28px;
  margin-bottom: 24px;
}
.exam-q-num {
  font-size: 12px; font-weight: 700; color: var(--text3);
  text-transform: uppercase; letter-spacing: 0.5px;
  margin-bottom: 6px;
}
.exam-q-topic {
  font-size: 12px; color: var(--accent);
  margin-bottom: 16px; font-weight: 500;
}
.exam-q-text {
  font-size: 17px; font-weight: 600; color: var(--text);
  line-height: 1.55; margin-bottom: 24px;
}
.exam-options {
  display: flex; flex-direction: column; gap: 10px;
}
.exam-option {
  display: flex; align-items: flex-start; gap: 14px;
  padding: 14px 18px;
  background: var(--card);
  border: 1.5px solid var(--border);
  border-radius: 12px;
  cursor: pointer; text-align: left; width: 100%;
  color: var(--text2); font-size: 14px;
  font-family: 'Inter', sans-serif;
  transition: all 0.18s;
}
.exam-option:hover {
  border-color: #2563eb;
  background: rgba(37,99,235,0.05);
  color: var(--text);
}
.exam-option.exam-selected {
  border-color: #2563eb;
  background: rgba(37,99,235,0.08);
  color: #1e293b;
}
.exam-letter {
  width: 26px; height: 26px; flex-shrink: 0;
  border-radius: 50%;
  background: var(--card2);
  border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-size: 12px; font-weight: 700; color: var(--text3);
}
.exam-option.exam-selected .exam-letter {
  background: #2563eb; color: #fff;
}
.exam-opt-text { line-height: 1.45; }

/* Exam nav row */
.exam-nav-row {
  display: flex; align-items: center; gap: 12px;
  flex-wrap: wrap;
}
.btn-exam-flag {
  padding: 10px 18px; border-radius: 9px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border2);
  color: var(--text3); font-size: 13px; font-weight: 600;
  cursor: pointer; font-family: 'Inter', sans-serif;
  transition: all 0.2s;
}
.btn-exam-flag:hover { border-color: #f59e0b; color: #f59e0b; }
.btn-exam-flag.flagged {
  background: rgba(245,158,11,0.1);
  border-color: #f59e0b; color: #f59e0b;
}

/* Exam sidebar */
.exam-sidebar {
  padding: 24px 20px;
  background: var(--bg);
  display: flex; flex-direction: column; gap: 16px;
  position: sticky; top: 64px;
  height: fit-content;
}
.exam-sidebar-card {
  background: var(--card); border: 1px solid var(--border2);
  border-radius: 14px; padding: 18px;
}
.exam-sidebar-title {
  font-size: 13px; font-weight: 700; color: var(--text);
  margin-bottom: 12px;
}
.exam-dots-legend {
  display: flex; align-items: center; gap: 8px;
  font-size: 11px; color: var(--text3);
  margin-bottom: 14px; flex-wrap: wrap;
}
.dot-legend {
  width: 10px; height: 10px; border-radius: 3px; display: inline-block;
}
.dot-legend.answered  { background: #6366f1; }
.dot-legend.flagged   { background: #f59e0b; }
.dot-legend.unanswered{ background: var(--border2); }

.exam-dots-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 6px;
}
.exam-dot {
  width: 32px; height: 32px; border-radius: 7px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border2);
  cursor: pointer; transition: all 0.15s;
  display: flex; align-items: center; justify-content: center;
  font-size: 11px; color: var(--text3);
}
.exam-dot:hover { border-color: var(--accent); }
.exam-dot-answered { background: rgba(99,102,241,0.3); border-color: #6366f1; }
.exam-dot-current  { background: #6366f1; border-color: #818cf8; box-shadow: 0 0 10px rgba(99,102,241,0.6); }
.exam-dot-flagged  { background: rgba(245,158,11,0.25); border-color: #f59e0b; }

.btn-exam-submit {
  width: 100%; padding: 14px 12px;
  background: linear-gradient(135deg, #10b981, #34d399);
  border: none; border-radius: 12px;
  color: #fff; font-size: 14px; font-weight: 700;
  cursor: pointer; font-family: 'Inter', sans-serif;
  line-height: 1.5; transition: all 0.2s;
  box-shadow: 0 4px 16px rgba(16,185,129,0.3);
}
.btn-exam-submit:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(16,185,129,0.45);
}

/* Timer */
.exam-timer-badge {
  padding: 6px 14px; border-radius: 20px;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--border2);
  font-size: 14px; font-weight: 700; color: var(--text2);
  font-family: 'JetBrains Mono', monospace;
  transition: all 0.4s;
}
.timer-warning { color: #f59e0b; border-color: rgba(245,158,11,0.4); background: rgba(245,158,11,0.08); }
.timer-danger  { color: #ef4444; border-color: rgba(239,68,68,0.5);  background: rgba(239,68,68,0.1);
                 animation: timerPulse 0.8s ease infinite; }
@keyframes timerPulse {
  0%,100% { box-shadow: 0 0 0 0 rgba(239,68,68,0.4); }
  50%      { box-shadow: 0 0 0 6px rgba(239,68,68,0); }
}

/* ===================================================
   EXAM RESULT
   =================================================== */
.exam-result-card {
  border-radius: 20px; padding: 40px;
  text-align: center; margin-bottom: 32px;
  border: 1px solid var(--border2);
}
.exam-pass { background: rgba(16,185,129,0.06); border-color: rgba(16,185,129,0.3); }
.exam-fail { background: rgba(239,68,68,0.06);  border-color: rgba(239,68,68,0.3); }
.exam-result-icon  { font-size: 60px; margin-bottom: 16px; }
.exam-result-title { font-size: 24px; font-weight: 800; color: var(--text); margin-bottom: 8px; }
.exam-result-score {
  font-size: 72px; font-weight: 900; line-height: 1;
  margin-bottom: 8px;
}
.exam-pass .exam-result-score { color: #10b981; }
.exam-fail .exam-result-score { color: #ef4444; }
.exam-result-pass-line { font-size: 14px; color: var(--text3); margin-bottom: 28px; }

.exam-result-stats {
  display: flex; justify-content: center; gap: 24px;
  flex-wrap: wrap; margin-bottom: 32px;
}
.ers-item { text-align: center; }
.ers-val {
  font-size: 28px; font-weight: 800; color: var(--text);
}
.ers-lbl { font-size: 12px; color: var(--text3); margin-top: 2px; }
.correct-col { color: #10b981; }
.wrong-col   { color: #ef4444; }

.exam-result-actions {
  display: flex; justify-content: center; gap: 12px; flex-wrap: wrap;
}

/* Review */
.exam-review-section h3 {
  font-size: 18px; font-weight: 700; color: var(--text);
  margin-bottom: 16px;
}
.exam-review-item {
  background: var(--card); border: 1px solid var(--border2);
  border-radius: 12px; padding: 18px 20px;
  margin-bottom: 10px; border-left: 3px solid var(--border2);
}
.exam-review-item.review-correct { border-left-color: #10b981; }
.exam-review-item.review-wrong   { border-left-color: #ef4444; }
.exam-review-item.review-skipped { border-left-color: #64748b; }
.review-q-num  { font-size: 12px; font-weight: 700; color: var(--text3); margin-bottom: 6px; }
.review-q-text { font-size: 14px; color: var(--text); font-weight: 600; margin-bottom: 8px; }
.review-ans    { font-size: 13px; color: var(--text2); }
.review-correct-ans { color: #34d399; }
.review-exp    { font-size: 12px; color: var(--text3); margin-top: 8px; font-style: italic; }

/* ===================================================
   PREMIUM — CERT LOCK OVERLAY
   =================================================== */
.cert-card.cert-locked {
  position: relative;
  opacity: 0.92;
}

/* Upgrade button in navbar */
.btn-upgrade {
  padding: 6px 14px; border-radius: var(--radius-full, 9999px);
  background: #D97706;
  border: none; color: #fff;
  font-size: 12px; font-weight: 600;
  cursor: pointer; font-family: 'Inter', sans-serif;
  transition: var(--transition);
  box-shadow: 0 1px 4px rgba(217,119,6,0.3);
  white-space: nowrap;
}
.btn-upgrade:hover {
  background: #B45309;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(217,119,6,0.35);
}
.premium-active-badge {
  padding: 5px 12px; border-radius: var(--radius-full, 9999px);
  background: rgba(217,119,6,0.09);
  border: 1px solid rgba(217,119,6,0.25);
  color: #D97706; font-size: 12px; font-weight: 600;
}

/* ===================================================
   PRICING MODAL
   =================================================== */
.pricing-modal-overlay {
  position: fixed; inset: 0; z-index: 2000;
  background: rgba(0,0,0,0.55);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  display: flex; align-items: center; justify-content: center;
  padding: 16px;
  animation: fadeIn 0.18s ease;
  overflow-y: auto;
}

/* Exam modals — theme-aware design */
.exam-dark-modal {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 32px 28px;
  max-width: 420px; width: 100%;
  position: relative;
  box-shadow: 0 24px 80px rgba(0,0,0,0.25), 0 4px 16px rgba(99,102,241,0.1);
  animation: slideUp 0.25s cubic-bezier(0.4,0,0.2,1);
  max-height: 90vh; overflow-y: auto;
  overscroll-behavior: contain;
}
.exam-modal-close {
  position: absolute; top: 14px; right: 14px;
  background: var(--card2); border: none; border-radius: 50%;
  width: 30px; height: 30px; cursor: pointer;
  font-size: 13px; color: var(--text3);
  display: flex; align-items: center; justify-content: center;
  transition: all 0.2s;
}
.exam-modal-close:hover { background: var(--border); color: var(--text2); }
.exam-choice-card {
  border: 1.5px solid var(--border);
  border-radius: 14px; padding: 16px;
  margin-bottom: 10px; cursor: pointer;
  transition: all 0.2s;
  background: var(--card2);
}
.exam-choice-card.active {
  border-color: #6366f1;
  background: rgba(99,102,241,0.1);
}
.exam-choice-card.active:hover {
  border-color: #4f46e5;
  background: rgba(99,102,241,0.16);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(99,102,241,0.2);
}
.exam-choice-card.weekly {
  border-color: #10b981;
  background: rgba(16,185,129,0.08);
}
.exam-choice-card.weekly:hover {
  border-color: #059669;
  background: rgba(16,185,129,0.14);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(16,185,129,0.25);
}
.exam-choice-card.buy {
  border-color: #fcd34d;
  background: rgba(245,158,11,0.08);
}
.exam-choice-card.buy:hover {
  border-color: #f59e0b;
  background: rgba(245,158,11,0.14);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(245,158,11,0.2);
}
.exam-choice-card.disabled { cursor: default; opacity: 0.5; background: var(--card2); border-color: var(--border); }
.al-logo-img { width: 44px; height: 44px; border-radius: 12px; }

.pricing-modal {
  background: var(--card);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border);
  padding: 28px 28px 24px;
  max-width: 860px; width: 100%;
  position: relative;
  max-height: 92vh;
  overflow-y: auto;
  box-shadow: var(--shadow-xl);
}
.pricing-close {
  position: absolute; top: 14px; right: 14px;
  background: var(--card2); border: 1px solid var(--border); border-radius: var(--radius-sm);
  width: 30px; height: 30px; cursor: pointer;
  font-size: 12px; color: var(--text3);
  display: flex; align-items: center; justify-content: center;
  transition: var(--transition);
}
.pricing-close:hover { background: var(--bg2); color: var(--text2); border-color: var(--border2); }

.pricing-header { text-align: center; margin-bottom: 20px; }
.pricing-icon {
  width: 44px; height: 44px;
  background: var(--accent);
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  font-size: 22px; margin: 0 auto 12px;
  box-shadow: 0 4px 12px rgba(79,70,229,0.30);
}
.pricing-header h2 {
  font-size: 20px; font-weight: 800; color: var(--text); margin-bottom: 5px; letter-spacing: -0.3px;
}
.pricing-header p { font-size: 13px; color: var(--text3); }

.pricing-features {
  display: flex; flex-direction: column; gap: 8px;
  background: var(--card2); border-radius: var(--radius);
  padding: 16px 18px; margin-bottom: 24px;
}
.pf-item {
  font-size: 14px; color: var(--text2);
  display: flex; align-items: center; gap: 10px;
}
.pf-item.free { color: var(--text3); }
.pf-check { font-size: 16px; width: 20px; flex-shrink: 0; }

.pricing-plans {
  display: grid; grid-template-columns: 1fr 1fr; gap: 14px;
  margin-bottom: 20px;
}
.pricing-plan {
  border: 2px solid var(--border); border-radius: 16px;
  padding: 20px 16px; text-align: center;
  position: relative; transition: all 0.2s;
}
.pricing-plan:hover { border-color: var(--border2); }
.plan-featured {
  border-color: var(--accent);
  background: linear-gradient(160deg, var(--card2), var(--bg));
}
.plan-badge {
  position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
  background: var(--accent); color: #fff;
  font-size: 11px; font-weight: 700; padding: 3px 12px;
  border-radius: 20px; white-space: nowrap;
}
.plan-name { font-size: 13px; font-weight: 700; color: var(--text3); margin-bottom: 8px; text-transform: uppercase; letter-spacing: 0.5px; }
.plan-price {
  font-size: 28px; font-weight: 900; color: var(--text); line-height: 1;
  margin-bottom: 4px;
}
.plan-price span { font-size: 13px; font-weight: 500; color: var(--text3); }
.plan-sub { font-size: 12px; color: var(--locked-text); margin-bottom: 16px; }
.plan-btn {
  display: block; padding: 11px 16px;
  border-radius: 10px; font-size: 14px; font-weight: 700;
  text-decoration: none; transition: all 0.2s;
  font-family: 'Inter', sans-serif;
}
.plan-monthly {
  background: var(--card2); color: var(--text2);
  border: 1.5px solid var(--border);
}
.plan-monthly:hover { background: var(--border); }
.plan-lifetime {
  background: linear-gradient(135deg, #1d4ed8, #2563eb);
  color: #fff;
  box-shadow: 0 4px 14px rgba(37,99,235,0.35);
}
.plan-lifetime:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(37,99,235,0.5);
}
.pricing-contact {
  text-align: center; font-size: 13px; color: #64748b;
}
.pricing-contact a { color: #2563eb; font-weight: 600; text-decoration: none; }
.pricing-contact a:hover { text-decoration: underline; }

/* Payment cards */
.pricing-payment { margin-top: 4px; }
.payment-title {
  font-size: 13px; font-weight: 700; color: var(--text2);
  text-transform: uppercase; letter-spacing: 0.5px;
  margin-bottom: 10px;
}
.payment-card {
  background: var(--card2); border: 1px solid var(--border);
  border-radius: 12px; padding: 12px 14px;
  margin-bottom: 8px;
}
.payment-bank {
  font-size: 12px; font-weight: 700; color: var(--text3);
  margin-bottom: 8px; letter-spacing: 0.3px;
}
.payment-row {
  display: flex; align-items: center; gap: 8px;
  flex-wrap: wrap; margin-bottom: 4px;
}
.payment-row:last-child { margin-bottom: 0; }
.payment-label { font-size: 12px; color: var(--text3); min-width: 44px; }
.payment-num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 14px; font-weight: 600; color: var(--text);
  letter-spacing: 0.5px; flex: 1;
}
.copy-btn {
  padding: 4px 10px; border-radius: 6px;
  background: var(--card2); border: 1px solid var(--border);
  color: var(--accent); font-size: 11px; font-weight: 700;
  cursor: pointer; font-family: 'Inter', sans-serif;
  transition: all 0.2s; white-space: nowrap;
}
.copy-btn:hover { background: var(--border); }
.copy-btn.copied { background: var(--accent-glow); border-color: var(--success); color: var(--success); }
.payment-note {
  font-size: 12px; color: var(--text3); margin-top: 10px;
  text-align: center; line-height: 1.5;
}
.payment-note a { color: var(--accent); font-weight: 600; text-decoration: none; }
.payment-note a:hover { text-decoration: underline; }

/* Responsive exam */
@media (max-width: 768px) {
  .exam-layout { grid-template-columns: 1fr; }
  .exam-sidebar { position: static; border-top: 1px solid var(--border); }
  .exam-main { padding: 20px 16px; }
  .exam-dots-grid { grid-template-columns: repeat(8, 1fr); }
}

/* ===================================================
   MODAL OVERLAY (Profile / Settings / Help)
   =================================================== */
.note-modal-overlay {
  position: fixed; inset: 0; z-index: 2000;
  background: rgba(15,23,42,0.45);
  backdrop-filter: blur(4px);
  display: flex; align-items: center; justify-content: center;
  padding: 24px;
  animation: fadeIn 0.18s ease;
}
.note-modal {
  background: var(--card);
  border-radius: 20px;
  width: 100%;
  box-shadow: 0 24px 64px rgba(0,0,0,0.18), 0 4px 16px rgba(0,0,0,0.08);
  animation: slideUp 0.22s ease;
  overflow: hidden;
}
@keyframes slideUp {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}
.note-modal h3 {
  font-size: 17px; font-weight: 800; color: var(--text); margin-bottom: 6px;
}
.note-modal textarea {
  width: 100%; padding: 10px 12px;
  border: 1.5px solid var(--border); border-radius: 10px;
  font-size: 13px; font-family: 'Inter', sans-serif;
  color: var(--text); resize: vertical; outline: none;
  transition: border-color 0.2s; background: var(--card);
}
.note-modal textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}
.note-actions {
  display: flex; justify-content: flex-end; gap: 10px; margin-top: 14px;
}
.btn-cancel {
  padding: 9px 18px; border-radius: 9px;
  background: var(--card2); border: 1px solid var(--border);
  color: var(--text2); font-size: 14px; font-weight: 600;
  cursor: pointer; font-family: 'Inter', sans-serif;
  transition: var(--transition);
}
.btn-cancel:hover { background: var(--bg2); }
.btn-save-note {
  padding: 9px 18px; border-radius: 9px;
  background: var(--accent); border: none;
  color: #fff; font-size: 14px; font-weight: 700;
  cursor: pointer; font-family: 'Inter', sans-serif;
  transition: var(--transition);
}
.btn-save-note:hover { background: #1d4ed8; }

/* ===================================================
   CONTENT ENHANCEMENTS — Exam Tips, Mistakes, Mnemonic
   =================================================== */

/* Comparison Table */
.comparison-card { margin: 20px 0; }
.comparison-title {
  font-size: 13px; font-weight: 800; color: var(--text);
  margin-bottom: 10px; text-transform: uppercase; letter-spacing: 0.4px;
}
.comparison-table-wrap {
  overflow-x: auto; border-radius: 12px;
  border: 1px solid var(--border);
  box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}
.comparison-table {
  width: 100%; border-collapse: collapse; font-size: 13px;
}
.comparison-table th {
  background: var(--bg2); padding: 10px 14px;
  text-align: left; font-weight: 700; color: var(--text2);
  font-size: 11px; text-transform: uppercase;
  letter-spacing: 0.5px; white-space: nowrap;
  border-bottom: 1px solid var(--border);
}
.comparison-table td {
  padding: 10px 14px; border-top: 1px solid var(--border);
  color: var(--text); vertical-align: top; line-height: 1.5;
}
.comparison-table tr:hover td { background: var(--bg2); }
.comparison-table td strong { color: var(--accent); }

/* Exam Tips */
.exam-tips-card {
  background: linear-gradient(135deg, #fffbeb, #fef9c3);
  border: 1.5px solid #fbbf24;
  border-radius: 14px; padding: 18px 20px; margin: 24px 0;
}
.exam-tips-title {
  font-size: 13px; font-weight: 800; color: #92400e;
  margin-bottom: 12px; letter-spacing: 0.3px;
}
.exam-tips-list { list-style: none; display: flex; flex-direction: column; gap: 9px; }
.exam-tips-list li {
  font-size: 13px; color: #78350f; line-height: 1.55;
  padding-left: 18px; position: relative;
}
.exam-tips-list li::before {
  content: '→'; position: absolute; left: 0;
  color: #f59e0b; font-weight: 800;
}

/* Common Mistakes */
.common-mistakes-card {
  background: linear-gradient(135deg, #fff1f2, #ffe4e6);
  border: 1.5px solid #fca5a5;
  border-radius: 14px; padding: 18px 20px; margin: 24px 0;
}
.cm-title {
  font-size: 13px; font-weight: 800; color: #991b1b;
  margin-bottom: 12px; letter-spacing: 0.3px;
}
.cm-list { list-style: none; display: flex; flex-direction: column; gap: 9px; }
.cm-list li {
  font-size: 13px; color: #7f1d1d; line-height: 1.55;
  padding-left: 18px; position: relative;
}
.cm-list li::before {
  content: '✗'; position: absolute; left: 0;
  color: #ef4444; font-weight: 800;
}

/* Mnemonic */
.mnemonic-card {
  background: linear-gradient(135deg, #ede9fe, #ddd6fe);
  border: 1.5px solid #a78bfa;
  border-radius: 14px; padding: 16px 20px; margin: 24px 0;
  font-size: 13px; color: #4c1d95; line-height: 1.65;
}
.mnemonic-card strong { color: #6d28d9; }

/* Dark mode overrides */
html.dark-mode .exam-tips-card {
  background: linear-gradient(135deg, rgba(245,158,11,0.12), rgba(245,158,11,0.06));
  border-color: rgba(245,158,11,0.35);
}
html.dark-mode .exam-tips-title { color: #fbbf24; }
html.dark-mode .exam-tips-list li { color: #fde68a; }
html.dark-mode .exam-tips-list li::before { color: #f59e0b; }

html.dark-mode .common-mistakes-card {
  background: linear-gradient(135deg, rgba(239,68,68,0.12), rgba(239,68,68,0.06));
  border-color: rgba(239,68,68,0.35);
}
html.dark-mode .cm-title { color: #fca5a5; }
html.dark-mode .cm-list li { color: #fecaca; }
html.dark-mode .cm-list li::before { color: #ef4444; }

html.dark-mode .mnemonic-card {
  background: linear-gradient(135deg, rgba(124,58,237,0.14), rgba(99,102,241,0.08));
  border-color: rgba(167,139,250,0.4);
  color: #ddd6fe;
}
html.dark-mode .mnemonic-card strong { color: #c4b5fd; }

/* ===================================================
   EARLY BIRD BANNER
   =================================================== */
.early-bird-banner {
  background: linear-gradient(135deg, #1e1b4b 0%, #3730a3 50%, #4f46e5 100%);
  color: #fff;
  padding: 10px 24px;
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; flex-wrap: wrap;
  position: sticky; top: 56px; z-index: 95;
  box-shadow: 0 3px 16px rgba(67,56,202,0.28);
  border-bottom: 1px solid rgba(99,102,241,0.25);
}
.eb-main-row {
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; flex-wrap: wrap; flex: 1;
}
.eb-mission {
  font-size: 11px; color: rgba(255,255,255,0.6);
}
.eb-mission strong { color: rgba(255,255,255,0.88); }
.eb-urgency {
  font-size: 11px; font-weight: 800;
  background: rgba(250,204,21,0.18);
  color: #fde68a;
  padding: 3px 10px; border-radius: 20px;
  letter-spacing: 1px; white-space: nowrap;
  border: 1px solid rgba(250,204,21,0.3);
}
.eb-main {
  display: flex; align-items: center; gap: 10px;
  flex: 1; flex-wrap: wrap;
}
.eb-spots { font-size: 14px; font-weight: 600; color: rgba(255,255,255,0.92); }
.eb-spots strong { font-weight: 900; font-size: 15px; color: #fde68a; }
.eb-divider {
  width: 1px; height: 16px;
  background: rgba(255,255,255,0.2);
}
.eb-timer-label { font-size: 11px; opacity: 0.65; white-space: nowrap; }
.eb-countdown {
  font-family: 'JetBrains Mono', monospace;
  font-size: 14px; font-weight: 700;
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.15);
  padding: 2px 10px; border-radius: 8px;
  letter-spacing: 0.5px; white-space: nowrap;
  color: #c7d2fe;
}
.eb-actions {
  display: flex; align-items: center; gap: 10px; flex-shrink: 0;
}
.eb-cta {
  background: linear-gradient(135deg, #fbbf24, #f59e0b);
  color: #1e1b4b;
  border: none; border-radius: 10px;
  padding: 7px 18px; font-size: 13px; font-weight: 800;
  cursor: pointer; font-family: 'Inter', sans-serif;
  transition: all 0.18s; white-space: nowrap;
  box-shadow: 0 2px 10px rgba(251,191,36,0.35);
}
.eb-cta:hover { transform: translateY(-1px); box-shadow: 0 4px 16px rgba(251,191,36,0.5); filter: brightness(1.06); }
.eb-channel {
  color: rgba(199,210,254,0.8);
  text-decoration: none; font-size: 12px; font-weight: 600;
  white-space: nowrap; transition: color 0.2s;
}
.eb-channel:hover { color: #fff; text-decoration: underline; }

/* When early-bird banner is visible, push sticky ticker and sidebars down */
body:has(.early-bird-banner) .neon-ticker { top: 100px; }
body:has(.early-bird-banner) .home-sidebar-left,
body:has(.early-bird-banner) .home-sidebar-right { top: 140px; }

/* ===================================================
   PRICING PLAN COMPONENTS (3-tier)
   =================================================== */
.pm-early-bird-badge {
  text-align: center; margin-bottom: 16px;
  background: linear-gradient(135deg, #fef3c7, #fde68a);
  border: 1.5px solid #fbbf24;
  border-radius: 10px; padding: 8px 16px;
  font-size: 13px; font-weight: 700; color: #92400e;
}

/* ── Aksiya promo header ── */
.pm-promo-header {
  position: relative; overflow: hidden;
  background: linear-gradient(135deg, #fff7ed, #fef3c7);
  border: 1.5px solid rgba(245,158,11,0.45);
  border-radius: 14px; padding: 14px 20px;
  margin-bottom: 16px; text-align: center;
}
.pm-promo-header::before {
  content: '';
  position: absolute; inset: 0;
  background: repeating-linear-gradient(
    45deg, transparent, transparent 14px,
    rgba(245,158,11,0.04) 14px, rgba(245,158,11,0.04) 28px
  );
  pointer-events: none;
}
.pm-promo-title {
  font-size: 16px; font-weight: 900; color: var(--aws);
  margin-bottom: 4px; position: relative; letter-spacing: 0.2px;
}
.pm-promo-sub {
  font-size: 12px; color: var(--text3);
  margin-bottom: 8px; position: relative;
}
.pm-promo-sub strong { color: var(--success); }
.pm-promo-countdown {
  display: inline-block; position: relative;
  font-size: 13px; font-weight: 800; color: var(--error);
  background: var(--error-glow);
  border: 1px solid var(--error-glow);
  border-radius: 8px; padding: 4px 14px;
  letter-spacing: 0.3px;
}

/* ── Won currency chip (ko'zga tashlanuvchi) ── */
.pm-won-chip {
  display: inline-block;
  background: var(--card);
  color: var(--google); font-size: 11px; font-weight: 700;
  padding: 2px 7px; border-radius: 10px;
  margin-left: 4px; letter-spacing: 0.2px;
  vertical-align: middle; white-space: nowrap;
  border: 1px solid var(--border);
}
.pm-won-chip.sm {
  font-size: 10px; padding: 1px 5px;
}

/* ── Asosiy narx ustiga chizilgan (promo vaqtida) ── */
.pm-old-price {
  font-size: 12px; color: var(--text3);
  text-decoration: line-through; font-weight: 600;
  line-height: 1.2; margin-bottom: 1px;
  letter-spacing: 0.1px;
}

/* ── Aksiya narxi — yaşil, ko'zga tashlanadigan ── */
.pm-promo-price {
  color: var(--success) !important;
  font-size: 26px !important;
  font-weight: 800 !important;
}
.pm-promo-price .pm-currency,
.pm-promo-price > span { color: var(--success) !important; }

/* ── Aksiya badge (plan kartasi ichida) ── */
.pm-promo-first-badge {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  background: linear-gradient(135deg, var(--success), #15803d);
  color: #fff;
  border-radius: 9px;
  padding: 6px 10px;
  font-size: 11px;
  font-weight: 700;
  margin: 5px 0 10px;
  line-height: 1.4;
  text-align: center;
  box-shadow: 0 2px 10px rgba(22, 163, 74, 0.35);
  flex-wrap: wrap;
}
.pm-promo-pct {
  background: #fff;
  color: #16a34a;
  border-radius: 5px;
  padding: 1px 6px;
  font-size: 12px;
  font-weight: 900;
  flex-shrink: 0;
}

/* ── Yangi foydalanuvchi birinchi oy chegirma (legacy) ── */
.pm-new-user-disc {
  background: linear-gradient(135deg, #dcfce7, #bbf7d0);
  border: 1.5px solid #4ade80; border-radius: 9px;
  padding: 6px 10px; font-size: 12px; font-weight: 700;
  color: #15803d; margin: 4px 0 10px; text-align: center;
  line-height: 1.4;
}
.pm-new-user-disc span {
  display: block; font-size: 11px;
  font-weight: 500; color: #166534; margin-top: 1px;
}

.pricing-plans-grid {
  display: grid; grid-template-columns: repeat(5, 1fr);
  gap: 10px; margin-bottom: 20px;
}
.pm-plan {
  border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 16px 14px 14px; text-align: center;
  position: relative; transition: var(--transition-md);
  display: flex; flex-direction: column;
  min-height: 0; background: var(--card2);
}
.pm-plan:hover { border-color: var(--border2); transform: translateY(-2px); box-shadow: var(--shadow-md); }

.pm-free { opacity: 0.8; }

.pm-starter {
  border-color: var(--border2);
  background: var(--card);
}

.pm-pro {
  border-color: var(--accent);
  background: var(--card);
  box-shadow: 0 0 0 1px rgba(79,70,229,0.12);
}

.pm-pro-plus.pm-featured {
  border-color: #7c3aed;
  background: var(--card);
  box-shadow: 0 0 0 3px rgba(124,58,237,0.12), var(--shadow-md);
}
.pm-best-badge {
  position: absolute; top: -11px; left: 50%; transform: translateX(-50%);
  background: #7c3aed;
  color: #fff; font-size: 10px; font-weight: 800;
  padding: 3px 12px; border-radius: var(--radius-full, 9999px); white-space: nowrap;
  letter-spacing: 0.3px;
}
.pm-secondary-badge {
  position: absolute; top: -11px; left: 50%; transform: translateX(-50%);
  background: var(--accent);
  color: #fff; font-size: 10px; font-weight: 800;
  padding: 3px 12px; border-radius: var(--radius-full, 9999px); white-space: nowrap;
  letter-spacing: 0.3px;
}
.pm-plan-name {
  font-size: 15px; font-weight: 800; color: var(--text);
  margin-bottom: 6px; letter-spacing: -0.2px;
}
.pm-billing-toggle {
  display: flex; gap: 3px; justify-content: center;
  margin-bottom: 10px;
  background: var(--bg2); border-radius: var(--radius-sm); padding: 3px;
  border: 1px solid var(--border);
}
.pm-billing-btn {
  flex: 1; padding: 4px 6px;
  border: none; border-radius: 6px;
  font-size: 10px; font-weight: 700;
  cursor: pointer; font-family: 'Inter', sans-serif;
  background: transparent; color: var(--text3);
  transition: var(--transition);
}
.pm-billing-btn.active {
  background: var(--card); color: var(--text);
  box-shadow: var(--shadow-xs);
}
.pm-plan-price {
  font-size: 22px; font-weight: 900; color: var(--text);
  line-height: 1.1; margin-bottom: 4px; letter-spacing: -0.5px;
}
.pm-plan-price span { font-size: 11px; font-weight: 500; color: var(--text3); }
.pm-currency { font-size: 14px !important; font-weight: 800 !important; color: var(--text) !important; }
.pm-plan-sub {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 11px;
  font-weight: 600;
  color: var(--text3);
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 3px 8px;
  margin-bottom: 14px;
  line-height: 1.4;
}
.pm-pro-plus.pm-featured .pm-plan-sub {
  background: rgba(124,58,237,0.08);
  border-color: rgba(124,58,237,0.22);
  color: var(--tf);
}
.pm-features {
  list-style: none; text-align: left; margin-bottom: 10px;
  display: flex; flex-direction: column; gap: 5px; flex: 1;
}
.pm-features li { font-size: 11.5px; color: var(--text2); line-height: 1.35; }
.pm-features li.pm-highlight { font-weight: 700; color: var(--text); }
.pm-features li.pm-locked { color: var(--text3); opacity: 0.6; }
.pm-current-badge {
  font-size: 11px; color: var(--text3); font-style: italic;
  margin-top: auto; padding-top: 8px;
}
.pm-cert-selector {
  background: var(--card2); border-radius: 10px;
  padding: 10px; margin-bottom: 12px; text-align: left;
}
.pm-cert-selector-label {
  font-size: 11px; font-weight: 700; color: var(--text3);
  text-transform: uppercase; letter-spacing: 0.5px;
  margin-bottom: 8px;
}
.pm-cert-options { display: flex; flex-direction: column; gap: 4px; }
.pm-cert-opt {
  padding: 7px 10px; border-radius: 8px;
  border: 1.5px solid var(--border); background: var(--card);
  font-size: 12px; font-weight: 600; color: var(--text2);
  cursor: pointer; font-family: 'Inter', sans-serif;
  transition: all 0.18s; text-align: left;
}
.pm-cert-opt:hover { border-color: var(--border2); background: var(--accent-glow); }
.pm-cert-opt.selected {
  border-color: var(--accent); background: var(--accent-glow); color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}
.pm-btn {
  display: block; padding: 9px 12px;
  border-radius: var(--radius-sm); font-size: 12px; font-weight: 700;
  text-decoration: none; transition: var(--transition-md);
  font-family: 'Inter', sans-serif; text-align: center;
  cursor: pointer; border: none; margin-top: auto;
  box-shadow: var(--shadow-xs);
}
.pm-starter-btn {
  background: var(--card); color: var(--accent);
  border: 1px solid var(--border2);
}
.pm-starter-btn:hover { background: var(--accent-glow); border-color: var(--accent); }
.pm-pro-btn {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 2px 8px rgba(79,70,229,0.30);
}
.pm-pro-btn:hover {
  filter: brightness(1.1);
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(79,70,229,0.40);
}
.pm-proplus-btn {
  background: #7c3aed;
  color: #fff;
  box-shadow: 0 2px 8px rgba(124,58,237,0.30);
}
.pm-proplus-btn:hover {
  filter: brightness(1.1);
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(124,58,237,0.42);
}
.pm-team {
  border-color: rgba(5,150,105,0.25) !important;
  background: var(--card) !important;
}
.pm-team-btn {
  background: var(--success);
  color: #fff;
  box-shadow: 0 2px 8px rgba(5,150,105,0.28);
}
.pm-team-btn:hover {
  filter: brightness(1.1);
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(5,150,105,0.38);
}
.pm-team-use-case {
  font-size: 11px; color: var(--success); font-weight: 700;
  padding: 6px; margin: 8px 0;
  background: var(--success-glow);
  border-radius: 8px; line-height: 1.4;
}
.pm-advanced-li { color: #7c3aed !important; }
.pm-soon {
  display: inline-block; font-size: 10px; font-weight: 800;
  background: #ede9fe; color: #7c3aed; padding: 1px 5px;
  border-radius: 6px; margin-left: 4px; vertical-align: middle;
}
.pm-save-badge {
  font-size: 11px; font-weight: 700; color: var(--success);
  text-align: center; margin-top: 6px;
}
.pm-payment {
  border-top: 1px solid var(--border);
  padding-top: 20px; margin-top: 4px;
}
.pm-payment-title {
  font-size: 12px; font-weight: 800; color: var(--text2);
  text-transform: uppercase; letter-spacing: 0.7px;
  margin-bottom: 10px;
}
.pm-payment-cards {
  display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 8px;
  margin-bottom: 10px;
}
.pm-pay-card {
  background: var(--card2); border: 1px solid var(--border);
  border-radius: 10px; padding: 10px 12px;
}
.pm-pay-bank {
  font-size: 11px; font-weight: 700; color: var(--text3);
  margin-bottom: 6px;
}
.pm-pay-row {
  display: flex; align-items: center; gap: 6px;
  margin-bottom: 4px; flex-wrap: wrap;
}
.pm-pay-num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px; font-weight: 600; color: var(--text);
  flex: 1; min-width: 0;
}
.pm-payment-note {
  font-size: 12px; color: var(--text3); text-align: center; line-height: 1.5;
}
.pm-payment-note a { color: var(--accent); font-weight: 600; text-decoration: none; }

/* Cert card — lock overlay */
.cert-premium-overlay {
  position: absolute; inset: 0; z-index: 5;
  border-radius: inherit;
  background: rgba(10,18,38,0.82);
  backdrop-filter: blur(4px);
  display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 8px;
  cursor: pointer;
  pointer-events: auto;
  transition: background 0.2s;
  padding: 20px;
}
.cert-premium-overlay:hover { background: rgba(10,18,38,0.9); }

/* Sertifikat nomi — overlay yuqori qism */
.cert-lock-top {
  display: flex; flex-direction: column;
  align-items: center; gap: 5px;
  text-align: center;
}
.cert-lock-emoji {
  font-size: 28px;
  line-height: 1;
  filter: drop-shadow(0 2px 6px rgba(0,0,0,0.4));
}
.cert-lock-name {
  font-size: 15px;
  font-weight: 800;
  color: #fff;
  letter-spacing: 0.01em;
  text-shadow: 0 1px 4px rgba(0,0,0,0.5);
}
.cert-lock-badge {
  font-size: 11px;
  font-weight: 700;
  color: rgba(255,255,255,0.6);
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 20px;
  padding: 2px 10px;
  letter-spacing: 0.04em;
}
.cert-lock-divider {
  width: 36px; height: 1px;
  background: rgba(255,255,255,0.15);
  margin: 2px 0;
}
.cert-crown { font-size: 26px; }
.cert-premium-label {
  font-size: 12px; font-weight: 700;
  color: #fff;
  text-align: center;
  background: linear-gradient(135deg, rgba(245,158,11,0.3), rgba(251,191,36,0.25));
  border: 1px solid rgba(251,191,36,0.5);
  border-radius: 20px;
  padding: 4px 14px;
}
.cert-unlock-hint {
  font-size: 11px;
  color: rgba(255,255,255,0.55);
  background: rgba(255,255,255,0.08);
  border-radius: 6px;
  padding: 3px 10px;
}

/* Responsive — pricing grid */
@media (max-width: 800px) {
  .pricing-plans-grid { grid-template-columns: 1fr 1fr 1fr; gap: 8px; }
  .pm-promo-title { font-size: 14px; }
  .pm-plan { padding: 14px 12px 12px; }
}
@media (max-width: 580px) {
  .pricing-plans-grid { grid-template-columns: 1fr 1fr; gap: 8px; }
  .pm-payment-cards { grid-template-columns: 1fr; }
  .pm-promo-title { font-size: 13px; }
}
@media (max-width: 380px) {
  .pricing-plans-grid { grid-template-columns: 1fr; gap: 8px; }
  .eb-actions { width: 100%; }
  .eb-cta { flex: 1; text-align: center; }
}

/* ── Dark mode overrides for pricing modal ── */
html.dark-mode .pricing-modal {
  box-shadow: var(--shadow-xl), 0 0 0 1px rgba(255,255,255,0.04);
}
html.dark-mode .pm-pro-plus.pm-featured {
  box-shadow: 0 0 0 3px rgba(167,139,250,0.18), var(--shadow-md);
}
html.dark-mode .pm-pro-plus.pm-featured .pm-plan-sub {
  background: rgba(167,139,250,0.10);
  border-color: rgba(167,139,250,0.30);
  color: var(--tf);
}
html.dark-mode .pm-cert-opt:hover {
  border-color: var(--accent);
  background: var(--accent-glow);
}
html.dark-mode .pm-cert-opt.selected {
  border-color: var(--accent);
  background: var(--accent-glow);
  color: var(--accent);
}
html.dark-mode .pm-advanced-li { color: var(--tf) !important; }
html.dark-mode .pm-soon {
  background: rgba(124,58,237,0.2);
  color: #a78bfa;
}
html.dark-mode .pm-pay-card {
  background: #0f1729;
  border-color: #2d4a7a;
}
html.dark-mode .pm-early-bird-badge {
  background: linear-gradient(135deg, #1e293b, #292524);
  border-color: #78350f;
  color: #fbbf24;
}
html.dark-mode .pm-new-user-disc {
  background: linear-gradient(135deg, #064e3b, #065f46);
  border-color: #059669;
  color: #6ee7b7;
}
html.dark-mode .pm-new-user-disc span {
  color: #a7f3d0;
}
html.dark-mode .pm-promo-header {
  background: linear-gradient(135deg, #1e293b, #0f1729);
}
html.dark-mode .pm-promo-pct {
  background: #064e3b;
  color: #4ade80;
}

/* ===================================================
   CERT INFO PAGE — Sertifikat haqida bo'limi
   =================================================== */

/* ---- Tabs ---- */
.cert-page-tabs {
  display: flex;
  gap: 4px;
  margin: 28px 0 0;
  background: var(--card2);
  border: 1.5px solid var(--border);
  border-radius: 12px;
  padding: 4px;
}
.cpt-tab {
  flex: 1;
  padding: 10px 18px;
  border: none;
  border-radius: 9px;
  background: transparent;
  color: var(--text3);
  font-size: 0.9rem;
  font-weight: 600;
  font-family: 'Inter', sans-serif;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}
.cpt-tab:hover { background: var(--bg2); color: var(--text); }
.cpt-tab.active {
  background: var(--cert-color, var(--accent));
  color: #fff;
  box-shadow: 0 2px 10px var(--cert-glow, var(--accent-glow));
}

/* ---- Main wrapper ---- */
.cert-info-page {
  margin-top: 24px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

/* ---- Section ---- */
.ci-section {
  background: var(--card);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
}
.ci-section-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--cert-color, var(--accent));
  margin-bottom: 16px;
  letter-spacing: 0.01em;
}

/* ---- Overview ---- */
.ci-overview-section { border-left: 4px solid var(--cert-color, var(--accent)); }
.ci-tagline {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 12px;
  font-style: italic;
  line-height: 1.5;
}
.ci-overview-text {
  font-size: 0.92rem;
  color: var(--text2);
  line-height: 1.75;
}

/* ---- Purpose cards ---- */
.ci-purpose-grid {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.ci-purpose-card {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  background: var(--card2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px 16px;
}
.ci-purpose-icon {
  font-size: 1.5rem;
  line-height: 1;
  flex-shrink: 0;
  margin-top: 2px;
}
.ci-purpose-title {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--cert-color, var(--accent));
  margin-bottom: 5px;
}
.ci-purpose-body p {
  font-size: 0.88rem;
  color: var(--text2);
  line-height: 1.65;
}

/* ---- Detail card (key-value rows) ---- */
.ci-detail-card {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.ci-detail-row {
  display: flex;
  gap: 12px;
  padding: 11px 0;
  border-bottom: 1px solid var(--border);
  align-items: flex-start;
}
.ci-detail-row:last-child { border-bottom: none; }
.ci-detail-key {
  flex-shrink: 0;
  width: 180px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text3);
}
.ci-detail-val {
  font-size: 0.87rem;
  color: var(--text);
  line-height: 1.6;
  flex: 1;
}

/* Online requirements box */
.ci-online-req {
  background: var(--card2);
  border: 1px solid var(--border);
  border-radius: 9px;
  padding: 12px 16px;
  margin-top: 14px;
}
.ci-online-req-title {
  font-size: 0.84rem;
  font-weight: 700;
  color: var(--text2);
  margin-bottom: 6px;
}
.ci-online-req p {
  font-size: 0.84rem;
  color: var(--text2);
  line-height: 1.65;
}

/* ---- Preparation resources ---- */
.ci-prep-resources {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 16px;
}
.ci-res-col {
  background: var(--card2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px;
}
.ci-res-title {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text2);
  margin-bottom: 10px;
}
.ci-res-col ul, .ci-exam-tips ul {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 7px;
}
.ci-res-col li, .ci-exam-tips li {
  font-size: 0.83rem;
  color: var(--text2);
  line-height: 1.55;
}
.ci-exam-tips {
  background: linear-gradient(135deg, rgba(var(--cert-color-rgb, 37,99,235),0.05), var(--card2));
  border: 1px solid var(--cert-color, var(--accent));
  border-radius: 10px;
  padding: 14px;
  margin-top: 14px;
}

/* ---- Benefits ---- */
.ci-benefits-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
.ci-benefit-item {
  background: var(--card2);
  border: 1px solid var(--border);
  border-radius: 9px;
  padding: 11px 14px;
  font-size: 0.85rem;
  color: var(--text2);
  line-height: 1.5;
}

/* ---- Roadmap ---- */
.ci-roadmap {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}
.ci-road-step {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--card2);
  border: 1.5px solid var(--border);
  border-radius: 10px;
  padding: 10px 14px;
  min-width: 120px;
  flex: 1;
}
.ci-road-step.active {
  border-color: var(--cert-color, var(--accent));
  background: var(--cert-glow, var(--accent-glow));
}
.ci-road-num {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--border2);
  color: var(--text2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.78rem;
  font-weight: 700;
  flex-shrink: 0;
}
.ci-road-step.active .ci-road-num {
  background: var(--cert-color, var(--accent));
  color: #fff;
}
.ci-road-label {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text);
}
.ci-road-desc {
  font-size: 0.75rem;
  color: var(--text3);
  margin-top: 2px;
}
.ci-road-arrow {
  font-size: 1rem;
  color: var(--text3);
  padding: 0 2px;
  flex-shrink: 0;
}

/* ---- Official links ---- */
.ci-links {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.ci-link-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 18px;
  background: var(--card2);
  border: 1.5px solid var(--cert-color, var(--accent));
  border-radius: 9px;
  color: var(--cert-color, var(--accent));
  font-size: 0.85rem;
  font-weight: 600;
  text-decoration: none;
  transition: var(--transition);
  font-family: 'Inter', sans-serif;
}
.ci-link-btn:hover {
  background: var(--cert-color, var(--accent));
  color: #fff;
  box-shadow: 0 4px 14px var(--cert-glow, var(--accent-glow));
  transform: translateY(-1px);
}

/* ---- Empty state ---- */
.ci-empty {
  padding: 40px;
  text-align: center;
  color: var(--text3);
  font-size: 0.9rem;
}

/* ---- Responsive ---- */
@media (max-width: 700px) {
  .ci-prep-resources { grid-template-columns: 1fr; }
  .ci-benefits-grid { grid-template-columns: 1fr; }
  .ci-roadmap { flex-direction: column; align-items: stretch; }
  .ci-road-arrow { display: none; }
  .ci-detail-key { width: 130px; font-size: 0.78rem; }
  .ci-detail-val { font-size: 0.83rem; }
  .ci-links { flex-direction: column; }
  .ci-link-btn { text-align: center; justify-content: center; }
  .cert-page-tabs { flex-wrap: nowrap; }
  .cpt-tab { font-size: 0.83rem; padding: 9px 12px; }
}

/* ================================================================
   BADGE TIZIMI
   ================================================================ */
.badges-section {
  margin: 0 0 28px;
  padding: 20px 24px;
  background: linear-gradient(135deg, rgba(99,102,241,0.08), rgba(167,139,250,0.05));
  border: 1px solid rgba(99,102,241,0.2);
  border-radius: 16px;
}

.badges-title {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text2);
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.badges-title {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text2);
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.badge-count {
  background: rgba(99,102,241,0.15);
  color: #818cf8;
  font-size: 0.75rem;
  padding: 2px 8px;
  border-radius: 20px;
  font-weight: 700;
}
.badges-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.badge-chip {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  background: rgba(255,255,255,0.05);
  border: 1px solid color-mix(in srgb, var(--badge-color) 40%, transparent);
  border-radius: 20px;
  cursor: default;
  transition: transform 0.15s;
}
.badge-chip:hover { transform: scale(1.05); }
.badge-chip-icon { font-size: 16px; line-height: 1; }
.badge-chip-name {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--badge-color, #818cf8);
}

/* Badge toast */
.badge-toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: #fff;
  border-radius: 16px;
  padding: 16px 20px;
  display: flex;
  align-items: center;
  gap: 14px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.18), 0 2px 8px rgba(99,102,241,0.15);
  border: 1.5px solid rgba(99,102,241,0.2);
  z-index: 9999;
  transform: translateX(120%);
  transition: transform 0.35s cubic-bezier(0.34,1.56,0.64,1);
  max-width: 300px;
}
.badge-toast.show { transform: translateX(0); }

/* ================================================================
   SERTIFIKAT DOWNLOAD BUTTON
   ================================================================ */
.btn-cert-download {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  background: linear-gradient(135deg, #059669, #10b981);
  color: #fff;
  border: none;
  border-radius: 12px;
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  font-family: inherit;
  box-shadow: 0 4px 16px rgba(16,185,129,0.35);
  transition: transform 0.15s, box-shadow 0.15s;
}
.btn-cert-download:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(16,185,129,0.45);
}

@media (max-width: 600px) {
  .badges-section { padding: 16px; }
  .badge-toast { right: 12px; bottom: 12px; left: 12px; max-width: unset; }
  .btn-cert-download { font-size: 0.85rem; padding: 10px 16px; }
}

/* ===================================================
   CERT SECTIONS — Foundation & Advanced
   =================================================== */
.cert-section { }
.cert-section-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 16px; border-radius: var(--radius); margin-bottom: 16px;
}
.cert-section-foundation {
  background: rgba(245,158,11,0.07);
  border: 1px solid rgba(245,158,11,0.22);
}
.cert-section-advanced {
  background: var(--accent-glow);
  border: 1px solid var(--border2);
}
.cert-section-title {
  font-size: 15px; font-weight: 700; color: var(--text); margin-bottom: 2px;
}
.cert-section-sub {
  font-size: 12px; color: var(--text3);
}
.cert-section-plan-badge {
  font-size: 11px; font-weight: 800; padding: 5px 12px;
  border-radius: 20px; white-space: nowrap; flex-shrink: 0;
}
.foundation-badge {
  background: linear-gradient(135deg, #f59e0b, #d97706);
  color: #fff;
}
.advanced-badge {
  background: linear-gradient(135deg, #7c3aed, #6366f1);
  color: #fff;
}
.coming-soon-chip {
  display: inline-block; font-size: 11px; font-weight: 800;
  background: linear-gradient(135deg, #7c3aed, #6366f1);
  color: #fff; padding: 2px 8px; border-radius: 10px;
  margin-left: 8px; vertical-align: middle;
}

/* Cert card category chip */
.cert-cat-chip {
  position: absolute; top: 14px; right: 14px;
  font-size: 11px; font-weight: 800; padding: 3px 10px;
  border-radius: 12px; letter-spacing: 0.3px;
}
.cert-cat-foundation {
  background: #fef3c7; color: #92400e; border: 1px solid #fde68a;
}
.cert-cat-advanced {
  background: #ede9fe; color: #5b21b6; border: 1px solid #c4b5fd;
}

/* Coming Soon grid */
.coming-soon-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px;
  padding-bottom: 48px;
}
.coming-soon-card {
  background: var(--card);
  border: 1.5px dashed #c4b5fd;
  border-radius: var(--radius);
  padding: 28px 20px;
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
  opacity: 0.8;
}
.coming-soon-card.cs-colored {
  background: var(--card);
  border: 1px solid var(--cs-border, var(--border));
  border-left: 3px solid var(--cs-border, var(--border));
  opacity: 1;
}
.coming-soon-card.cs-colored:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  border-color: var(--cs-border, var(--accent));
}
.coming-soon-card:hover {
  border-color: #7c3aed;
  opacity: 1;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(124,58,237,0.15);
}
.cs-icon-wrap {
  width: 56px; height: 56px;
  background: rgba(255,255,255,0.6);
  border-radius: 16px;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 12px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}
.cs-icon { font-size: 28px; }
.cs-name { font-size: 14px; font-weight: 700; color: var(--text); margin-bottom: 4px; }
.cs-sub { font-size: 11px; color: var(--text3); margin-bottom: 12px; }
.cs-badge {
  display: inline-block; font-size: 11px; font-weight: 800;
  background: linear-gradient(135deg, #7c3aed, #6366f1);
  color: #fff; padding: 3px 10px; border-radius: 10px; margin-bottom: 12px;
}
.cs-lock { font-size: 11px; color: #94a3b8; }
.cs-notify-btn {
  display: block; width: 100%;
  padding: 8px 12px;
  background: var(--card2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 12px; font-weight: 700;
  color: var(--text2);
  cursor: pointer;
  transition: var(--transition);
  font-family: 'Inter', sans-serif;
}
.cs-notify-btn:hover {
  background: var(--accent-glow);
  border-color: var(--border2);
  color: var(--accent);
  transform: translateY(-1px);
}

/* ===================================================
   RETENTION & CONVERSION — New UI Components
   =================================================== */

/* Cert preview mode (instead of full lock) */
.cert-card.cert-preview {
  border-color: #c4b5fd;
  border-style: dashed;
}
.cert-card.cert-preview:hover { border-style: solid; border-color: #7c3aed; }
.cert-preview-ribbon {
  position: absolute; top: 12px; right: 12px;
  background: linear-gradient(135deg, #7c3aed, #6366f1);
  color: #fff; font-size: 11px; font-weight: 800;
  padding: 4px 10px; border-radius: 12px;
  z-index: 2;
}

/* Topic item premium lock state */
.topic-item.premium-locked { opacity: 0.85; cursor: pointer; }
.topic-item.premium-locked:hover { opacity: 1; background: #faf5ff; border-color: #c4b5fd; }
.topic-status.preview { color: #7c3aed; font-weight: 700; font-size: 11px; background: #ede9fe; padding: 3px 8px; border-radius: 8px; }
.topic-status.premium { color: #7c3aed; font-weight: 700; font-size: 11px; background: #ede9fe; padding: 3px 8px; border-radius: 8px; }

/* Exam locked button */
.btn-exam-locked {
  background: #f1f5f9 !important;
  color: #94a3b8 !important;
  cursor: pointer;
  border: 1.5px dashed #c4b5fd !important;
}
.btn-exam-locked:hover { background: #faf5ff !important; color: #7c3aed !important; border-color: #7c3aed !important; }

/* Streak at risk navbar badge */
.streak-badge.streak-at-risk {
  background: linear-gradient(135deg, #f97316, #ef4444);
  animation: pulse-badge 1.5s ease-in-out infinite;
}
@keyframes pulse-badge {
  0%, 100% { box-shadow: 0 0 0 0 rgba(249,115,22,0.4); }
  50% { box-shadow: 0 0 0 6px rgba(249,115,22,0); }
}

/* Streak risk banner */
.streak-risk-banner {
  display: flex; align-items: center; gap: 12px;
  background: linear-gradient(135deg, #fff7ed, #fed7aa);
  border-bottom: 2px solid #fb923c;
  padding: 10px 24px;
  position: relative;
}
.srb-fire { font-size: 24px; flex-shrink: 0; }
.srb-text { flex: 1; font-size: 13px; color: #7c2d12; }
.srb-text strong { display: block; margin-bottom: 2px; }
.srb-cta {
  background: linear-gradient(135deg, #f97316, #ea580c);
  border: none; border-radius: 8px;
  padding: 8px 16px; color: #fff;
  font-size: 13px; font-weight: 700; cursor: pointer;
  font-family: 'Inter', sans-serif; white-space: nowrap;
}
.srb-close {
  background: none; border: none;
  color: #9a3412; font-size: 16px; cursor: pointer;
  padding: 4px; flex-shrink: 0;
}

/* Daily Challenge Widget */
.daily-challenge-widget {
  background: var(--card);
  border: 1.5px solid #e0f2fe;
  border-radius: 16px;
  padding: 20px;
  margin-bottom: 20px;
  position: relative;
  overflow: hidden;
}
.daily-challenge-widget::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, #6366f1, #7c3aed, #a78bfa);
}
.dc-header {
  display: flex; align-items: center; gap: 8px;
  margin-bottom: 14px;
}
.dc-badge {
  background: linear-gradient(135deg, #6366f1, #7c3aed);
  color: #fff; font-size: 11px; font-weight: 800;
  padding: 3px 10px; border-radius: 10px;
}
.dc-title { font-size: 14px; font-weight: 700; color: #0f172a; flex: 1; }
.dc-day { font-size: 11px; color: #94a3b8; }
.dc-question {
  font-size: 15px; font-weight: 600; color: #1e293b;
  margin-bottom: 12px; line-height: 1.5;
}
.dc-options { display: grid; gap: 8px; }
.dc-option {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 14px; border: 1.5px solid #e2e8f0;
  border-radius: 10px; background: #f8fafc;
  cursor: pointer; text-align: left;
  font-size: 13px; color: #334155;
  font-family: 'Inter', sans-serif; transition: all 0.15s;
}
.dc-option:hover { border-color: #6366f1; background: #f0f9ff; color: #1e293b; }
.dc-letter {
  width: 24px; height: 24px; border-radius: 6px;
  background: #e2e8f0; color: #64748b;
  font-size: 11px; font-weight: 800;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.dc-result {
  padding: 12px 16px; border-radius: 10px;
  font-size: 13px; font-weight: 600; line-height: 1.5;
}
.dc-correct { background: #f0fdf4; color: #15803d; border: 1px solid #86efac; }
.dc-wrong   { background: #fef2f2; color: #dc2626; border: 1px solid #fca5a5; }
.dc-answered { border-color: #bbf7d0; }

/* Weekly Stats Widget */
.weekly-stats-widget {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px 18px;
  margin-bottom: 20px;
}
.ws-row { display: flex; align-items: center; gap: 16px; justify-content: space-between; }
.ws-title { font-size: 13px; font-weight: 700; color: #0f172a; margin-bottom: 3px; }
.ws-sub { font-size: 11px; color: #94a3b8; }
.ws-days { display: flex; gap: 8px; flex-shrink: 0; }
.ws-day { text-align: center; }
.ws-dot {
  width: 10px; height: 10px; border-radius: 3px;
  background: #e2e8f0; margin: 0 auto 3px;
}
.ws-day.ws-active .ws-dot { background: linear-gradient(135deg, #10b981, #059669); }
.ws-label { font-size: 11px; color: #94a3b8; }

/* Social proof in pricing modal */
.pm-social-proof {
  display: flex; align-items: center; justify-content: center;
  gap: 10px; margin-bottom: 18px;
  padding: 9px 16px; background: var(--success-glow);
  border: 1px solid rgba(5,150,105,0.18); border-radius: var(--radius-sm);
  flex-wrap: wrap;
}
.pm-sp-item { font-size: 12px; color: var(--success); font-weight: 600; }
.pm-sp-divider { color: var(--success); opacity: 0.35; font-size: 10px; }

/* Referral button in navbar */
.btn-referral {
  background: linear-gradient(135deg, #fef3c7, #fde68a);
  border: 1.5px solid #fbbf24;
  border-radius: 20px;
  padding: 5px 10px;
  font-size: 15px; cursor: pointer;
  transition: all 0.2s;
}
.btn-referral:hover { transform: scale(1.1); }

.btn-theme {
  background: var(--card2);
  border: 1.5px solid var(--border);
  border-radius: 20px;
  padding: 5px 10px;
  font-size: 15px; cursor: pointer;
  transition: all 0.2s;
  line-height: 1;
  color: var(--text2);
}
.btn-theme:hover { transform: scale(1.1); }

/* ============================================================
   QUICK WINS — Classic Style
   ============================================================ */

.qw-widget {
  background: var(--card);
  border: 2px solid var(--border);
  border-radius: var(--radius);
  margin: 20px 0;
  overflow: hidden;
}

.qw-top-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 20px 12px;
  border-bottom: 1px solid var(--border);
  background: var(--card2);
}

.qw-label {
  font-weight: 700;
  font-size: 14px;
  color: var(--text);
  flex: 1;
}

.qw-counter {
  font-size: 13px;
  font-weight: 600;
  color: var(--text2);
  background: var(--locked);
  padding: 3px 10px;
  border-radius: 20px;
}

.qw-day-chip {
  font-size: 12px;
  color: var(--text3);
  background: var(--card2);
  border: 1px solid var(--border);
  padding: 3px 10px;
  border-radius: 20px;
}

.qw-streak-chip {
  font-size: 12px;
  font-weight: 700;
  color: var(--tf);
  background: var(--tf-glow);
  border: 1px solid var(--border);
  padding: 3px 10px;
  border-radius: 20px;
}

/* ── Idle state ── */
.qw-idle-body {
  padding: 20px 20px 22px;
}

.qw-tagline {
  font-size: 14px;
  color: var(--text2);
  line-height: 1.6;
  margin: 0 0 14px;
}

.qw-cert-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 18px;
}

.qw-cert-chip {
  font-size: 12px;
  color: var(--text2);
  background: var(--card2);
  border: 1px solid var(--border);
  padding: 4px 10px;
  border-radius: 6px;
  font-weight: 500;
}

.qw-start-btn {
  display: inline-block;
  background: var(--text);
  color: var(--card);
  border: none;
  border-radius: var(--radius-sm);
  padding: 12px 28px;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  font-family: 'Inter', sans-serif;
  letter-spacing: 0.2px;
  transition: background 0.2s;
}
.qw-start-btn:hover { background: var(--text2); }

/* ── Active state ── */
.qw-active .qw-progress-top {
  margin: 0;
  border-radius: 0;
}

.qw-progress-wrap {
  height: 6px;
  background: #e2e8f0;
  border-radius: 3px;
  margin: 0 20px 16px;
  overflow: hidden;
}
.qw-active .qw-progress-top.qw-progress-wrap {
  margin: 0;
  border-radius: 0;
}

.qw-progress-bar {
  height: 100%;
  background: #16a34a;
  border-radius: 3px;
  transition: width 0.4s ease;
}
.qw-prog-answer { background: #2563eb; }

.qw-cert-badge {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  color: #475569;
  background: #f1f5f9;
  border: 1px solid #e2e8f0;
  padding: 4px 12px;
  border-radius: 6px;
  margin: 16px 20px 12px;
}

.qw-question {
  font-size: 16px;
  font-weight: 700;
  color: #0f172a;
  line-height: 1.5;
  padding: 0 20px 18px;
}

/* ── Option buttons ── */
.qw-opts {
  display: flex;
  flex-direction: column;
  gap: 0;
  padding: 0 20px 16px;
}

.qw-opt {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px 14px;
  border-radius: 0;
  border: none;
  border-top: 1px solid #e2e8f0;
  background: #ffffff;
  text-align: left;
  cursor: default;
  position: relative;
  border-left: 3px solid transparent;
}
.qw-opt:first-child { border-top: none; border-radius: 6px 6px 0 0; }
.qw-opt:last-child  { border-radius: 0 0 6px 6px; }

.qw-opt-btn {
  cursor: pointer;
  font-family: 'Inter', sans-serif;
  transition: background 0.15s, border-left-color 0.15s;
}
.qw-opt-btn:hover {
  background: #f8fafc;
  border-left-color: #94a3b8;
}

.qw-opt-letter {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  min-width: 26px;
  border: 1.5px solid #cbd5e1;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 700;
  color: #475569;
  background: #f8fafc;
  flex-shrink: 0;
}

.qw-opt-text {
  font-size: 14px;
  color: #1e293b;
  line-height: 1.5;
  flex: 1;
}

.qw-opt-mark {
  font-size: 15px;
  font-weight: 700;
  flex-shrink: 0;
  color: #16a34a;
}
.qw-mark-x { color: #dc2626; }

/* Feedback states */
.qw-opt-correct {
  background: #f0fdf4;
  border-left: 3px solid #16a34a;
}
.qw-opt-correct .qw-opt-letter {
  background: #16a34a;
  border-color: #16a34a;
  color: #fff;
}
.qw-opt-correct .qw-opt-text { color: #15803d; font-weight: 600; }

.qw-opt-wrong {
  background: #fef2f2;
  border-left: 3px solid #dc2626;
}
.qw-opt-wrong .qw-opt-letter {
  background: #dc2626;
  border-color: #dc2626;
  color: #fff;
}
.qw-opt-wrong .qw-opt-text { color: #b91c1c; }

/* Explanation */
.qw-exp {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin: 0 20px 16px;
  padding: 12px 14px;
  border-radius: 8px;
  font-size: 13px;
  line-height: 1.6;
  border-left: 3px solid;
}
.qw-exp-ok  { background: #f0fdf4; border-color: #16a34a; color: #166534; }
.qw-exp-err { background: #fef2f2; border-color: #dc2626; color: #991b1b; }
.qw-exp-icon { font-size: 16px; flex-shrink: 0; margin-top: 1px; }

.qw-next-btn {
  display: block;
  width: calc(100% - 40px);
  margin: 0 20px 20px;
  padding: 12px;
  background: #0f172a;
  color: #ffffff;
  border: none;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  font-family: 'Inter', sans-serif;
  transition: background 0.2s;
}
.qw-next-btn:hover { background: #1e293b; }

/* ── Done / Result state ── */
.qw-done .qw-top-row {
  border-bottom: 1px solid #e2e8f0;
}

.qw-result-body {
  padding: 24px 20px;
  text-align: center;
}

.qw-score-big {
  font-size: 64px;
  font-weight: 800;
  color: #0f172a;
  line-height: 1;
  margin-bottom: 4px;
}

.qw-score-of {
  font-size: 28px;
  font-weight: 600;
  color: #64748b;
}

.qw-done .qw-progress-wrap {
  width: 200px;
  margin: 12px auto 16px;
}

.qw-res-circles {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 16px;
}

.qw-res-dot {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  font-size: 16px;
  font-weight: 800;
  border: 2px solid;
}
.qw-dot-ok  { background: #f0fdf4; border-color: #16a34a; color: #16a34a; }
.qw-dot-err { background: #fef2f2; border-color: #dc2626; color: #dc2626; }

.qw-msg {
  font-size: 15px;
  font-weight: 600;
  color: #1e293b;
  margin: 0 0 6px;
}
.qw-next-hint {
  font-size: 13px;
  color: #94a3b8;
  margin: 0;
}

/* ── Responsive ── */
@media (max-width: 600px) {
  .qw-question { font-size: 15px; }
  .qw-score-big { font-size: 52px; }
  .qw-done .qw-progress-wrap { width: 160px; }
}

/* Responsive */
@media (max-width: 600px) {
  .streak-risk-banner { flex-wrap: wrap; }
  .ws-days { display: none; }
  .pm-social-proof { font-size: 11px; gap: 6px; }
  .dc-options { grid-template-columns: 1fr; }
}

/* ============================================================
   NEON TICKER
   ============================================================ */

/* ── LOGO TICKER (technology marquee strip) ── */
.neon-ticker {
  position: sticky;
  top: 56px;
  z-index: 90;
  background: var(--card2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 10px 0;
  overflow: hidden;
  user-select: none;
}

.nt-track {
  display: flex;
  width: max-content;
  align-items: center;
  white-space: nowrap;
  will-change: transform;
  animation: nt-rtl 38s linear infinite;
}

@keyframes nt-rtl {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.nt-tech {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.3px;
  padding: 0 4px;
}
.nt-aws  { color: var(--aws); }
.nt-tf   { color: var(--tf); }
.nt-db   { color: var(--databricks); }
.nt-gcp  { color: var(--google); }

.nt-sep {
  font-size: 10px;
  color: var(--border2);
  margin: 0 16px;
  opacity: 0.7;
}
.nt-dash {
  color: var(--border);
  margin: 0 18px;
  font-size: 13px;
}
.nt-dot {
  color: var(--text3);
  margin: 0 14px;
  font-size: 14px;
  opacity: 0.4;
}
.nt-spacer {
  display: inline-block;
  width: 60px;
}
.nt-msg {
  font-size: 12px;
  color: var(--text3);
  font-style: italic;
}
.nt-cta {
  font-size: 12px;
  color: var(--text2);
}
.nt-cta strong {
  color: var(--accent);
  font-weight: 700;
}

.nt-fade {
  position: absolute; top: 0; bottom: 0; width: 80px; z-index: 2;
  pointer-events: none;
}
.nt-fade-l { left: 0; background: linear-gradient(to right, var(--card2) 20%, transparent); }
.nt-fade-r { right: 0; background: linear-gradient(to left, var(--card2) 20%, transparent); }

.neon-ticker:hover .nt-track { animation-play-state: paused; }

/* ============================================================
   SITE FOOTER
   ============================================================ */

.site-footer {
  background: #0f172a;
  border-top: 3px solid #1e293b;
  margin-top: 60px;
  color: #94a3b8;
  font-size: 14px;
}

.sf-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 52px 24px 40px;
  display: grid;
  grid-template-columns: 2fr 1.4fr 1.2fr 1.4fr;
  gap: 40px;
}

/* ── Brand column ── */
.sf-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  font-weight: 800;
  color: #f1f5f9;
  margin-bottom: 14px;
}
.sf-logo-icon {
  width: 36px; height: 36px;
  background: linear-gradient(135deg, #6366f1, #818cf8);
  border-radius: 9px;
  display: flex; align-items: center; justify-content: center;
  font-size: 18px; flex-shrink: 0;
}
.sf-brand-accent { color: #818cf8; }

.sf-tagline {
  font-size: 13px; line-height: 1.7;
  color: #64748b; margin: 0 0 20px;
}

.sf-social {
  display: flex; flex-direction: column; gap: 8px;
}

.sf-social-btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 9px 14px; border-radius: 8px;
  background: #1e293b; border: 1px solid #334155;
  color: #94a3b8; font-size: 13px; font-weight: 600;
  text-decoration: none; transition: all 0.2s; width: fit-content;
}
.sf-social-btn:hover {
  background: #293548; color: #e2e8f0; border-color: #475569;
}
.sf-tg-owner { background: transparent; border-color: #1e293b; }
.sf-tg-owner:hover { background: #1e293b; }

/* ── Link columns ── */
.sf-col-title {
  font-size: 11px; font-weight: 700;
  letter-spacing: 0.8px; text-transform: uppercase;
  color: #475569; margin-bottom: 16px;
  padding-bottom: 10px; border-bottom: 1px solid #1e293b;
}

.sf-links {
  list-style: none; padding: 0; margin: 0;
  display: flex; flex-direction: column; gap: 10px;
}

.sf-links li a,
.sf-links li span.sf-link-text {
  color: #64748b; text-decoration: none; font-size: 13px;
  cursor: pointer; transition: color 0.2s;
  display: inline-flex; align-items: center; gap: 6px;
}
.sf-links li a:hover { color: #94a3b8; }

.sf-free-tag {
  font-size: 11px; font-weight: 700;
  background: #14532d; color: #86efac;
  padding: 2px 6px; border-radius: 4px; letter-spacing: 0.3px;
}
.sf-soon-tag {
  font-size: 11px; font-weight: 600;
  background: #1e293b; color: #475569;
  padding: 2px 6px; border-radius: 4px;
}
.sf-coming {
  display: flex; align-items: center; gap: 6px; opacity: 0.55;
  font-size: 13px; color: #475569;
}

/* Features list */
.sf-features-list li {
  display: flex; align-items: center;
  gap: 8px; font-size: 13px; color: #64748b;
}
.sf-feat-dot {
  width: 7px; height: 7px;
  border-radius: 50%; flex-shrink: 0;
}
.sf-dot-green  { background: #16a34a; }
.sf-dot-blue   { background: #2563eb; }
.sf-dot-purple { background: #7c3aed; }
.sf-dot-orange { background: #ea580c; }
.sf-dot-yellow { background: #d97706; }

/* ── Bottom bar ── */
.sf-bottom {
  border-top: 1px solid #1e293b;
  padding: 18px 24px;
}
.sf-bottom-inner {
  max-width: 1100px; margin: 0 auto;
  display: flex; align-items: center;
  justify-content: space-between;
  gap: 16px; flex-wrap: wrap;
}
.sf-copy { font-size: 12px; color: #334155; }
.sf-copy a { color: #475569; text-decoration: none; }
.sf-copy a:hover { color: #64748b; }

.sf-bottom-links {
  display: flex; align-items: center;
  gap: 10px; font-size: 12px;
}
.sf-bottom-links a {
  color: #334155; text-decoration: none;
  cursor: pointer; transition: color 0.2s;
}
.sf-bottom-links a:hover { color: #64748b; }
.sf-dot-sep { color: #1e293b; }

/* ── Footer responsive ── */
@media (max-width: 900px) {
  .sf-inner {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
  .sf-inner > .sf-brand {
    grid-column: 1 / -1;
  }
  .sf-social { flex-direction: row; flex-wrap: wrap; }
}

@media (max-width: 560px) {
  .sf-inner {
    grid-template-columns: 1fr;
    padding: 36px 20px 28px;
  }
  .sf-bottom-inner {
    flex-direction: column;
    align-items: flex-start; gap: 10px;
  }
}

/* ===================================================
   EXAM READINESS CARD — "Get Ready Exam Faster"
   =================================================== */
.exam-readiness-card {
  background: var(--card);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  padding: 22px 24px;
  margin-bottom: 20px;
  box-shadow: var(--shadow);
}

/* Header */
.ger-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
  gap: 12px;
  flex-wrap: wrap;
}
.ger-title {
  font-size: 16px;
  font-weight: 800;
  color: var(--text);
}
.ger-label-chip {
  font-size: 12px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 20px;
  border: 1.5px solid;
  white-space: nowrap;
}

/* Gauge + breakdown row */
.ger-score-row {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 18px;
}

/* SVG Gauge */
.ger-gauge {
  position: relative;
  width: 100px;
  flex-shrink: 0;
  text-align: center;
}
.ger-gauge-svg {
  width: 100px;
  height: 60px;
  overflow: visible;
}
.ger-gauge-val {
  font-size: 22px;
  font-weight: 800;
  line-height: 1;
  margin-top: -6px;
}
.ger-gauge-lbl {
  font-size: 11px;
  color: #94a3b8;
  margin-top: 2px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.4px;
}

/* Breakdown bars */
.ger-breakdown {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.ger-breakdown-row {
  display: flex;
  align-items: center;
  gap: 8px;
}
.ger-bd-lbl {
  font-size: 11px;
  color: #64748b;
  font-weight: 600;
  width: 90px;
  flex-shrink: 0;
}
.ger-bd-bar-wrap {
  flex: 1;
  height: 6px;
  background: #f1f5f9;
  border-radius: 4px;
  overflow: hidden;
}
.ger-bd-bar {
  height: 100%;
  border-radius: 4px;
  transition: width 0.8s ease;
  min-width: 4px;
}
.ger-bd-val {
  font-size: 12px;
  font-weight: 700;
  color: #374151;
  width: 34px;
  text-align: right;
  flex-shrink: 0;
}

/* Sections */
.ger-section {
  margin-bottom: 14px;
  padding: 12px 14px;
  background: #f8fafc;
  border-radius: 10px;
  border: 1px solid #e2e8f0;
}
.ger-section-title {
  font-size: 11px;
  font-weight: 700;
  color: #64748b;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  margin-bottom: 8px;
}

/* Weak topics */
.ger-weak-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 0;
  cursor: pointer;
  border-bottom: 1px solid #e2e8f0;
  transition: background 0.15s;
}
.ger-weak-item:last-child { border-bottom: none; }
.ger-weak-item:hover { opacity: 0.8; }
.ger-weak-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}
.ger-weak-name {
  font-size: 13px;
  color: #374151;
  flex: 1;
}
.ger-weak-score {
  font-size: 12px;
  font-weight: 700;
}

/* Next topic */
.ger-next-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  background: #fff;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s;
}
.ger-next-item:hover {
  border-color: #6366f1;
  background: #f5f3ff;
  transform: translateX(2px);
}
.ger-next-icon {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: linear-gradient(135deg, #6366f1, #7c3aed);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  flex-shrink: 0;
}
.ger-next-info { flex: 1; }
.ger-next-name {
  font-size: 13px;
  font-weight: 700;
  color: #1e293b;
}
.ger-next-meta {
  font-size: 11px;
  color: #94a3b8;
  margin-top: 2px;
}
.ger-next-arrow {
  color: #6366f1;
  font-size: 16px;
  font-weight: 700;
}

/* Study plan */
.ger-plan-row {
  background: linear-gradient(135deg, #f5f3ff, #ede9fe);
  border: 1.5px solid #c4b5fd;
  border-radius: 12px;
  padding: 14px;
  margin-bottom: 14px;
}
.ger-plan-options {
  display: flex;
  gap: 8px;
  margin-top: 8px;
}
.ger-plan-opt {
  flex: 1;
  text-align: center;
  padding: 10px 6px;
  background: rgba(255,255,255,0.7);
  border-radius: 8px;
  border: 1.5px solid transparent;
  position: relative;
}
.ger-plan-best {
  background: #fff;
  border-color: #6366f1;
  box-shadow: 0 2px 10px rgba(99,102,241,0.2);
}
.ger-plan-star {
  position: absolute;
  top: -10px;
  left: 50%;
  transform: translateX(-50%);
  background: #6366f1;
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 10px;
  white-space: nowrap;
}
.ger-plan-val {
  font-size: 22px;
  font-weight: 800;
  color: #4c1d95;
  line-height: 1;
}
.ger-plan-sub {
  font-size: 11px;
  color: #7c3aed;
  font-weight: 700;
  margin: 2px 0;
}
.ger-plan-pace {
  font-size: 11px;
  color: #94a3b8;
}

/* Complete message */
.ger-complete-msg {
  background: linear-gradient(135deg, #f0fdf4, #dcfce7);
  border: 1.5px solid #86efac;
  border-radius: 10px;
  padding: 12px 16px;
  font-size: 14px;
  font-weight: 700;
  color: #15803d;
  text-align: center;
  margin-bottom: 14px;
}

/* CTA buttons */
.ger-exam-btn {
  width: 100%;
  padding: 14px;
  border: none;
  border-radius: 12px;
  background: linear-gradient(135deg, #10b981, #059669);
  color: #fff;
  font-size: 15px;
  font-weight: 800;
  cursor: pointer;
  font-family: 'Inter', sans-serif;
  box-shadow: 0 4px 16px rgba(16,185,129,0.35);
  transition: all 0.2s;
}
.ger-exam-btn:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(16,185,129,0.45); }

.ger-upgrade-btn {
  width: 100%;
  padding: 14px;
  border: none;
  border-radius: 12px;
  background: linear-gradient(135deg, #6366f1, #7c3aed);
  color: #fff;
  font-size: 15px;
  font-weight: 800;
  cursor: pointer;
  font-family: 'Inter', sans-serif;
  box-shadow: 0 4px 16px rgba(99,102,241,0.35);
  transition: all 0.2s;
}
.ger-upgrade-btn:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(99,102,241,0.45); }

/* "Not started" variant */
.ger-not-started {
  background: linear-gradient(135deg, #fff7ed, #fef9ee);
  border-color: #fed7aa;
}
.ger-start-body { }
.ger-start-stats {
  display: flex;
  gap: 10px;
  margin-bottom: 14px;
}
.ger-stat-chip {
  flex: 1;
  text-align: center;
  padding: 10px 6px;
  background: #fff;
  border: 1px solid #e2e8f0;
  border-radius: 10px;
}
.ger-stat-val {
  font-size: 22px;
  font-weight: 800;
  color: #0f172a;
}
.ger-stat-lbl {
  font-size: 11px;
  color: #94a3b8;
  margin-top: 2px;
}
.ger-start-tip {
  font-size: 13px;
  color: #7c2d12;
  background: #fff7ed;
  border: 1px solid #fed7aa;
  border-radius: 8px;
  padding: 10px 14px;
  margin-bottom: 14px;
  line-height: 1.5;
}
.ger-start-btn {
  width: 100%;
  padding: 13px;
  border: none;
  border-radius: 12px;
  background: linear-gradient(135deg, #f97316, #ea580c);
  color: #fff;
  font-size: 14px;
  font-weight: 800;
  cursor: pointer;
  font-family: 'Inter', sans-serif;
  box-shadow: 0 4px 14px rgba(249,115,22,0.35);
  transition: all 0.2s;
}
.ger-start-btn:hover { transform: translateY(-2px); box-shadow: 0 8px 22px rgba(249,115,22,0.45); }

/* ===================================================
   SMART PAYWALL MODAL
   =================================================== */
.paywall-smart-modal { max-width: 460px !important; }

.pwm-header {
  text-align: center;
  padding-bottom: 16px;
  margin-bottom: 16px;
  border-bottom: 1px solid #e2e8f0;
}
.pwm-cert-icon { font-size: 40px; margin-bottom: 8px; }
.pwm-title {
  font-size: 20px;
  font-weight: 800;
  color: #0f172a;
  margin: 0 0 4px;
}
.pwm-sub {
  font-size: 13px;
  color: #64748b;
  margin: 0;
}

/* Readiness section */
.pwm-readiness-section {
  background: linear-gradient(135deg, #f0fdf4, #f5f3ff);
  border: 1.5px solid #c4b5fd;
  border-radius: 14px;
  padding: 16px;
  margin-bottom: 14px;
}
.pwm-readiness-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}
.pwm-readiness-pct {
  font-size: 38px;
  font-weight: 800;
  line-height: 1;
}
.pwm-readiness-lbl {
  font-size: 11px;
  color: #64748b;
  font-weight: 600;
}
.pwm-topic-done {
  font-size: 20px;
  font-weight: 800;
  color: #1e293b;
  text-align: right;
}
.pwm-topic-sub {
  font-size: 11px;
  color: #94a3b8;
  text-align: right;
}
.pwm-progress-track {
  display: flex;
  height: 8px;
  border-radius: 6px;
  overflow: hidden;
  background: #e2e8f0;
  margin-bottom: 6px;
}
.pwm-progress-free {
  background: linear-gradient(90deg, #10b981, #059669);
  border-radius: 6px;
  transition: width 0.8s ease;
}
.pwm-progress-potential {
  background: linear-gradient(90deg, #6366f1, #7c3aed);
  border-radius: 6px;
}
.pwm-progress-labels {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  font-weight: 600;
}

/* "Get ready faster" steps */
.pwm-faster-card {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  padding: 14px;
  margin-bottom: 14px;
}
.pwm-faster-title {
  font-size: 12px;
  font-weight: 700;
  color: #374151;
  margin-bottom: 10px;
  text-transform: uppercase;
  letter-spacing: 0.4px;
}
.pwm-faster-steps { display: flex; flex-direction: column; gap: 8px; }
.pwm-step {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}
.pwm-step-num {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: linear-gradient(135deg, #6366f1, #7c3aed);
  color: #fff;
  font-size: 11px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 1px;
}
.pwm-step-text { font-size: 13px; color: #374151; line-height: 1.4; }
.pwm-step-time {
  display: inline-block;
  margin-left: 6px;
  padding: 1px 8px;
  background: #ede9fe;
  color: #6366f1;
  border-radius: 10px;
  font-size: 11px;
  font-weight: 700;
}

/* Speed comparison */
.pwm-speed-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
}
.pwm-speed-item {
  flex: 1;
  text-align: center;
  padding: 10px 8px;
  border-radius: 10px;
  border: 1.5px solid;
}
.pwm-speed-free {
  background: #fef2f2;
  border-color: #fca5a5;
}
.pwm-speed-pro {
  background: #f0fdf4;
  border-color: #86efac;
}
.pwm-speed-label {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  color: #94a3b8;
  margin-bottom: 4px;
}
.pwm-speed-val {
  font-size: 15px;
  font-weight: 800;
  color: #0f172a;
  margin-bottom: 2px;
}
.pwm-speed-sub { font-size: 11px; color: #94a3b8; }
.pwm-speed-arrow {
  font-size: 20px;
  color: #94a3b8;
  font-weight: 700;
  flex-shrink: 0;
}

/* CTA buttons */
.pwm-cta-btn {
  width: 100%;
  padding: 13px;
  border: none;
  border-radius: 12px;
  font-size: 14px;
  font-weight: 800;
  cursor: pointer;
  font-family: 'Inter', sans-serif;
  transition: all 0.2s;
  margin-bottom: 8px;
}
.pwm-cta-primary {
  background: linear-gradient(135deg, #6366f1, #7c3aed);
  color: #fff;
  box-shadow: 0 4px 16px rgba(99,102,241,0.35);
}
.pwm-cta-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(99,102,241,0.45); }
.pwm-cta-later {
  background: #f1f5f9;
  color: #64748b;
}
.pwm-cta-later:hover { background: #e2e8f0; }

.pwm-footer-hint {
  text-align: center;
  font-size: 11px;
  color: #94a3b8;
  margin-top: 6px;
}
.pwm-referral-link {
  background: none;
  border: none;
  color: #6366f1;
  font-size: 11px;
  cursor: pointer;
  font-weight: 700;
  text-decoration: underline;
  font-family: 'Inter', sans-serif;
}

/* Responsive */
@media (max-width: 600px) {
  .ger-score-row { flex-direction: column; align-items: flex-start; }
  .ger-gauge { width: 80px; }
  .ger-plan-options { gap: 6px; }
  .ger-plan-val { font-size: 18px; }
  .ger-start-stats { gap: 6px; }
  .ger-stat-val { font-size: 18px; }
  .pwm-speed-row { flex-wrap: wrap; }
  .pwm-speed-arrow { display: none; }
}


/* ============================================================
   PROFILE DASHBOARD — Progress Modal
   ============================================================ */

/* Modal container */
.pd-modal {
  background: var(--card);
  border-radius: 20px;
  max-width: 520px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 25px 70px rgba(0,0,0,.22), 0 4px 16px rgba(0,0,0,.08);
  animation: slideUp .22s ease;
  scrollbar-width: thin;
  scrollbar-color: var(--border2) transparent;
}
.pd-modal::-webkit-scrollbar { width: 4px; }
.pd-modal::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 2px; }

/* ── Header ── */
.pd-header {
  background: linear-gradient(135deg,#1e3a8a 0%,#2563eb 55%,#818cf8 100%);
  padding: 28px 24px 22px;
  text-align: center;
  position: relative;
}
.pd-close-btn {
  position: absolute; top: 14px; right: 14px;
  width: 30px; height: 30px; border-radius: 50%;
  background: rgba(255,255,255,.15); border: none;
  color: rgba(255,255,255,.85); font-size: 13px;
  cursor: pointer; display: flex; align-items: center; justify-content: center;
  transition: background .2s; font-family: inherit; line-height: 1;
}
.pd-close-btn:hover { background: rgba(255,255,255,.28); }
.pd-avatar {
  width: 72px; height: 72px; border-radius: 50%; overflow: hidden;
  background: rgba(255,255,255,.2);
  border: 3px solid rgba(255,255,255,.45);
  margin: 0 auto 12px;
}
.pd-name  { font-size: 19px; font-weight: 800; color: #fff; }
.pd-email { font-size: 12px; color: rgba(255,255,255,.72); margin-top: 3px; }
.pd-plan-badge {
  display: inline-block; margin-top: 10px;
  padding: 4px 16px; border-radius: 20px;
  font-size: 12px; font-weight: 700;
  background: rgba(255,255,255,.15);
  border: 1px solid rgba(255,255,255,.3);
  color: rgba(255,255,255,.88);
}
.pd-plan-badge.prem {
  background: rgba(251,191,36,.2);
  border-color: rgba(251,191,36,.5);
  color: #fbbf24;
}

/* ── Stats row ── */
.pd-stats-row {
  display: flex;
  border-bottom: 1px solid var(--border);
}
.pd-stat-box {
  flex: 1; text-align: center; padding: 15px 6px;
  border-right: 1px solid var(--border);
}
.pd-stat-box:last-child { border-right: none; }
.pd-stat-val {
  font-size: 19px; font-weight: 800;
  color: var(--accent); line-height: 1;
}
.pd-stat-lbl {
  font-size: 11px; color: var(--text3);
  text-transform: uppercase; letter-spacing: .4px;
  margin-top: 4px;
}

/* ── Body: ring + cert bars ── */
.pd-body {
  display: flex; align-items: center; gap: 16px;
  padding: 18px 20px 16px;
  border-bottom: 1px solid var(--border);
}
.pd-ring-wrap { position: relative; flex-shrink: 0; }
.pd-ring-track { stroke: var(--border); }
.pd-ring-label {
  position: absolute; top: 50%; left: 50%;
  transform: translate(-50%,-50%);
  text-align: center; line-height: 1;
  pointer-events: none;
}
.pd-ring-pct { font-size: 17px; font-weight: 800; color: var(--text); }
.pd-ring-sub { font-size: 11px; color: var(--text3); margin-top: 3px; }

.pd-certs { flex: 1; display: flex; flex-direction: column; gap: 10px; min-width: 0; }
.pd-cert-row { display: flex; align-items: flex-start; gap: 8px; }
.pd-cert-icon { font-size: 16px; line-height: 1; margin-top: 2px; flex-shrink: 0; }
.pd-cert-body { flex: 1; min-width: 0; }
.pd-cert-name-row {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 4px;
}
.pd-cert-name { font-size: 12px; font-weight: 700; color: var(--text); }
.pd-cert-pct  { font-size: 12px; font-weight: 700; }
.pd-progress-track {
  height: 5px; background: var(--border); border-radius: 3px; overflow: hidden;
}
.pd-progress-fill {
  height: 100%; border-radius: 3px;
  transition: width .8s ease;
  min-width: 3px;
}
.pd-cert-sub { font-size: 11px; color: var(--text3); margin-top: 3px; }

/* ── Sections ── */
.pd-section {
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
}
.pd-section-title {
  font-size: 11px; font-weight: 700; color: var(--text3);
  text-transform: uppercase; letter-spacing: .5px;
  margin-bottom: 10px;
  display: flex; align-items: center; gap: 6px;
}
.pd-section-count {
  background: var(--bg2); color: var(--text3);
  border-radius: 10px; padding: 1px 8px;
  font-size: 11px; font-weight: 600;
}

/* ── 30-day heatmap ── */
.pd-heatmap {
  display: grid;
  grid-template-columns: repeat(30, 1fr);
  gap: 3px;
}
.pd-heat-cell {
  aspect-ratio: 1;
  background: var(--border);
  border-radius: 2px;
}
.pd-heat-cell.active {
  background: var(--accent);
  box-shadow: 0 0 3px rgba(37,99,235,.25);
}
.pd-heat-cell.today {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}
.pd-heat-cell.active.today { background: #1d4ed8; }

.pd-heat-legend {
  display: flex; align-items: center; gap: 6px;
  margin-top: 7px; font-size: 11px; color: var(--text3);
}
.pd-heat-legend-scale {
  display: flex; gap: 3px; align-items: center;
  flex: 1; justify-content: flex-end;
}
.pd-heat-legend-cell {
  width: 11px; height: 11px; border-radius: 2px;
  background: var(--border);
}
.pd-heat-legend-cell.act { background: var(--accent); }

/* ── Badges ── */
.pd-badge-grid { display: flex; flex-wrap: wrap; gap: 7px; }
.pd-badge-chip {
  display: flex; align-items: center; gap: 5px;
  padding: 5px 11px; border-radius: 20px;
  font-size: 11px; font-weight: 600;
  background: var(--card2); color: var(--text3);
  border: 1.5px solid var(--border);
  transition: transform .15s, box-shadow .15s;
  opacity: .5;
}
.pd-badge-chip.earned {
  border-color: var(--bc, var(--accent));
  color: var(--bc, var(--accent));
  background: var(--card2);
  opacity: 1;
  box-shadow: 0 0 0 1px color-mix(in srgb, var(--bc, var(--accent)) 15%, transparent);
}
.pd-badge-chip.earned:hover { transform: scale(1.04); }
.pd-badge-label { font-size: 11px; }

/* ── Action buttons ── */
.pd-actions {
  display: flex; gap: 10px; padding: 14px 20px 20px;
}
.pd-actions button { flex: 1; }

/* ── Responsive ── */
@media (max-width: 480px) {
  .pd-body { gap: 12px; padding: 14px 16px; }
  .pd-ring-wrap svg { width: 90px; height: 90px; }
  .pd-ring-pct { font-size: 14px; }
  .pd-section { padding: 12px 16px; }
  .pd-stats-row .pd-stat-box { padding: 12px 4px; }
  .pd-stat-val { font-size: 16px; }
  .pd-actions { padding: 12px 16px 16px; }
}


/* ============================================================
   MY DASHBOARD — Premium Redesign (.db-*)
   ============================================================ */

/* Modal shell */
.db-modal {
  background: var(--card);
  border-radius: 20px;
  max-width: 640px;
  width: 100%;
  max-height: 92vh;
  overflow-y: auto;
  box-shadow: 0 32px 90px rgba(0,0,0,.35), 0 6px 20px rgba(0,0,0,.12);
  animation: slideUp .22s ease;
  scrollbar-width: thin;
  scrollbar-color: var(--border2) transparent;
}
.db-modal::-webkit-scrollbar { width: 4px; }
.db-modal::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 2px; }

/* ── HERO HEADER ── */
.db-hero {
  padding: 22px 24px 20px;
  background: linear-gradient(135deg,#0d1a3a 0%,#16103a 50%,#090420 100%);
  border-radius: 20px 20px 0 0;
  border-bottom: 1px solid rgba(99,102,241,.2);
  display: flex; align-items: center; gap: 14px;
}
.db-hero-avatar {
  width: 52px; height: 52px; border-radius: 50%; flex-shrink: 0;
  background: linear-gradient(135deg,#2563eb,#7c3aed);
  display: flex; align-items: center; justify-content: center;
  font-size: 19px; font-weight: 800; color: #fff; letter-spacing: -.3px;
  box-shadow: 0 0 0 3px rgba(99,102,241,.3), 0 4px 14px rgba(37,99,235,.3);
}
.db-hero-info { flex: 1; min-width: 0; }
.db-hero-name { font-size: 16px; font-weight: 800; color: #f1f5f9; line-height: 1.2; }
.db-hero-role { font-size: 11px; color: #7dd3fc; margin-top: 3px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.db-hero-right { display: flex; align-items: center; gap: 8px; flex-shrink: 0; }
.db-streak-chip {
  display: inline-flex; align-items: center; gap: 3px;
  padding: 5px 11px; border-radius: 20px;
  background: linear-gradient(135deg,rgba(234,88,12,.25),rgba(245,158,11,.2));
  border: 1px solid rgba(234,88,12,.4);
  font-size: 13px; font-weight: 800; color: #fb923c;
}
.db-plan-chip {
  padding: 4px 10px; border-radius: 20px;
  font-size: 10px; font-weight: 700; letter-spacing: .4px; text-transform: uppercase;
}
.db-plan-chip.free    { background: rgba(100,116,139,.2); color: #94a3b8; border: 1px solid rgba(100,116,139,.3); }
.db-plan-chip.pro     { background: linear-gradient(135deg,#d97706,#f59e0b); color: #fff; }
.db-plan-chip.starter { background: linear-gradient(135deg,#2563eb,#6366f1); color: #fff; }
.db-close-btn {
  width: 28px; height: 28px; border-radius: 50%; flex-shrink: 0;
  background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.12);
  color: #94a3b8; font-size: 12px; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: var(--transition); font-family: inherit;
}
.db-close-btn:hover { background: rgba(255,255,255,.16); color: #f1f5f9; }

/* ── OVERALL PROGRESS BAND ── */
.db-overall {
  padding: 14px 24px 16px;
  background: var(--card2);
  border-bottom: 1px solid var(--border);
}
.db-overall-top { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 8px; }
.db-overall-label { font-size: 12px; font-weight: 600; color: var(--text2); }
.db-overall-pct { font-size: 22px; font-weight: 800; color: var(--text); line-height: 1; }
.db-overall-bar { height: 8px; background: var(--border); border-radius: 4px; overflow: hidden; margin-bottom: 6px; }
.db-overall-fill {
  height: 100%; border-radius: 4px;
  background: linear-gradient(90deg,#2563eb 0%,#6366f1 55%,#8b5cf6 100%);
  transition: width .9s cubic-bezier(.34,1.56,.64,1);
}
.db-overall-sub { font-size: 11px; color: var(--text3); }

/* ── SECTIONS ── */
.db-section { padding: 16px 22px; border-bottom: 1px solid var(--border); }
.db-section:last-of-type { border-bottom: none; }
.db-section-title {
  font-size: 11px; font-weight: 700; color: var(--text3);
  text-transform: uppercase; letter-spacing: .7px; margin-bottom: 14px;
}
.db-two-col { display: flex; gap: 0; border-bottom: 1px solid var(--border); }
.db-section-half { flex: 1; border-bottom: none; padding: 16px 18px; }
.db-section-half:first-child { border-right: 1px solid var(--border); }
.db-chart-note { font-size: 11px; color: var(--text3); margin-top: 8px; text-align: center; }
.db-empty-hint { font-size: 12px; color: var(--text3); text-align: center; padding: 12px 0; }

/* ── CERT CARDS — horizontal rows ── */
.db-cert-cards { display: flex; flex-direction: column; gap: 10px; }
.db-cert-card {
  display: flex; align-items: center; gap: 14px;
  padding: 14px 16px; border-radius: 16px;
  background: var(--card2); border: 1.5px solid var(--border);
  transition: var(--transition); cursor: default;
}
.db-cert-card.done     { border-color: var(--success); background: var(--success-glow); }
.db-cert-card.progress { border-color: var(--cc, var(--accent)); }
.db-cert-card:hover    { transform: translateY(-1px); box-shadow: 0 6px 20px rgba(0,0,0,.15); }
.db-cert-ring-wrap {
  position: relative; flex-shrink: 0;
  width: 56px; height: 56px;
  display: flex; align-items: center; justify-content: center;
}
.db-cert-ring-label {
  position: absolute; top: 50%; left: 50%;
  transform: translate(-50%,-50%); text-align: center;
}
.db-cert-pct { font-size: 11px; font-weight: 800; color: var(--text); }
.db-cert-body { flex: 1; min-width: 0; }
.db-cert-title-row { display: flex; align-items: center; gap: 7px; margin-bottom: 2px; }
.db-cert-icon { font-size: 16px; line-height: 1; flex-shrink: 0; }
.db-cert-title { font-size: 13px; font-weight: 700; color: var(--text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.db-cert-identity { font-size: 11px; color: var(--text3); margin-bottom: 8px; }
.db-cert-pbar { height: 4px; background: var(--border); border-radius: 3px; overflow: hidden; }
.db-cert-pbar-fill { height: 100%; border-radius: 3px; transition: width .8s cubic-bezier(.34,1.56,.64,1); }
.db-cert-right { flex-shrink: 0; text-align: right; min-width: 46px; }
.db-cert-topics-num { font-size: 16px; font-weight: 800; color: var(--text); line-height: 1.1; }
.db-cert-topics-frac { font-size: 10px; color: var(--text3); font-weight: 500; }
.db-cert-topics-lbl { font-size: 10px; color: var(--text3); margin-top: 2px; }
.db-cert-avg { font-size: 11px; color: var(--text3); margin-top: 4px; }
/* Legacy selectors hidden */
.db-cert-badge { display: none; }
.db-cert-meta  { display: none; }

/* ── WEEKLY BAR CHART ── */
.db-bar-chart { display: flex; gap: 6px; align-items: flex-end; height: 88px; }
.db-bar-y {
  display: flex; flex-direction: column;
  justify-content: space-between; align-items: flex-end;
  height: 72px; padding-bottom: 20px;
}
.db-bar-y span { font-size: 10px; color: var(--text3); line-height: 1; }
.db-bar-area { flex: 1; display: flex; align-items: flex-end; gap: 4px; height: 88px; }
.db-bar-col  { flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: flex-end; gap: 3px; }
.db-bar-val  { font-size: 10px; color: var(--text3); line-height: 1; height: 11px; }
.db-bar-fill {
  width: 100%; border-radius: 4px 4px 2px 2px;
  background: var(--border2); min-width: 6px;
  transition: height .6s cubic-bezier(.34,1.56,.64,1);
}
.db-bar-fill.current { background: linear-gradient(180deg,#818cf8,#2563eb); }
.db-bar-lbl { font-size: 10px; color: var(--text3); white-space: nowrap; }

/* ── SCORE DISTRIBUTION ── */
.db-sdist { display: flex; flex-direction: column; gap: 7px; }
.db-sdist-row { display: flex; align-items: center; gap: 7px; }
.db-sdist-label { font-size: 11px; color: var(--text2); width: 44px; flex-shrink: 0; text-align: right; }
.db-sdist-track { flex: 1; height: 7px; background: var(--border); border-radius: 4px; overflow: hidden; }
.db-sdist-fill { height: 100%; border-radius: 4px; transition: width .7s cubic-bezier(.34,1.56,.64,1); min-width: 3px; }
.db-sdist-count { font-size: 11px; font-weight: 700; width: 18px; text-align: right; flex-shrink: 0; }

/* ── 90-DAY HEATMAP — multi-level ── */
.db-cal-wrap { display: flex; gap: 6px; align-items: flex-start; }
.db-day-labels {
  display: grid; grid-template-rows: repeat(7, 11px);
  gap: 3px; padding-top: 20px; align-items: center;
}
.db-day-labels span {
  font-size: 8px; color: var(--text3); text-align: right;
  line-height: 1; display: flex; align-items: center; height: 11px;
}
.db-cal-inner { flex: 1; min-width: 0; }
.db-month-row { display: grid; grid-template-columns: repeat(13, 11px); gap: 3px; margin-bottom: 3px; }
.db-month-lbl { font-size: 8px; color: var(--text3); text-align: left; line-height: 1; }
.db-cal {
  display: grid; grid-auto-flow: column;
  grid-template-rows: repeat(7, 11px); grid-template-columns: repeat(13, 11px);
  gap: 3px;
}
.db-cal-cell { width: 11px; height: 11px; border-radius: 2px; background: var(--border); }
.db-cal-cell.l1 { background: rgba(37,99,235,.3); }
.db-cal-cell.l2 { background: rgba(37,99,235,.6); }
.db-cal-cell.l3 { background: #2563eb; box-shadow: 0 0 4px rgba(37,99,235,.45); }
.db-cal-cell.active { background: #2563eb; box-shadow: 0 0 3px rgba(37,99,235,.3); }
.db-cal-cell.today { outline: 2px solid #818cf8; outline-offset: 1px; }
.db-cal-cell.l3.today,.db-cal-cell.active.today { background: #1d4ed8; }
.db-cal-cell.empty { background: transparent; }
.db-heat-legend { display: flex; align-items: center; gap: 6px; margin-top: 8px; font-size: 11px; color: var(--text3); }
.db-heat-scale { display: flex; gap: 3px; align-items: center; flex: 1; justify-content: flex-end; }
.db-heat-scale .db-cal-cell { flex-shrink: 0; }

/* ── QUICK STATS GRID ── */
.db-qs-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 10px; }
.db-qs-item {
  text-align: center; padding: 14px 8px;
  background: var(--card2); border: 1px solid var(--border); border-radius: 14px;
  transition: var(--transition);
}
.db-qs-item:hover { border-color: var(--accent); transform: translateY(-1px); }
.db-qs-val { font-size: 24px; font-weight: 800; color: var(--accent); line-height: 1; }
.db-qs-lbl { font-size: 11px; color: var(--text3); margin-top: 6px; line-height: 1.3; }

/* Dashboard dropdown item */
.pd-item-dashboard { color: var(--accent); font-weight: 600; }
.pd-item-dashboard:hover { background: var(--accent-glow); }

/* Footer */
.db-footer { display: flex; justify-content: flex-end; gap: 10px; padding: 14px 22px 20px; }

/* ── Responsive ── */
@media (max-width: 520px) {
  .db-cert-card { gap: 10px; padding: 12px 12px; }
  .db-two-col { flex-direction: column; }
  .db-section-half:first-child { border-right: none; border-bottom: 1px solid var(--border); }
  .db-qs-grid { grid-template-columns: repeat(2, 1fr); }
  .db-hero { flex-wrap: wrap; gap: 10px; }
  .db-hero-right { width: 100%; justify-content: flex-start; }
}

/* ======================================================
   BATTLE MODE — BANNER (home page widget)
   ====================================================== */
.bm-banner {
  position: relative; overflow: hidden;
  background: linear-gradient(135deg, #0f0c29 0%, #1a1040 40%, #0d1b3e 100%);
  border: 1px solid rgba(139, 92, 246, 0.3);
  border-radius: 18px;
  padding: 24px 28px;
  cursor: pointer;
  margin-top: 8px;
  margin-bottom: 0;
  transition: border-color 0.25s, box-shadow 0.25s, transform 0.2s;
}
.bm-banner::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at 80% 50%, rgba(139,92,246,0.18) 0%, transparent 60%),
              radial-gradient(ellipse at 20% 50%, rgba(245,158,11,0.1) 0%, transparent 50%);
  pointer-events: none;
}
.bm-banner:hover {
  border-color: rgba(139,92,246,0.6);
  box-shadow: 0 8px 40px rgba(139,92,246,0.2);
  transform: translateY(-2px);
}
.bm-banner-inner {
  position: relative; z-index: 1;
  display: flex; align-items: center; justify-content: space-between; gap: 20px;
  flex-wrap: wrap;
}
.bm-banner-left { flex: 1; min-width: 200px; }
.bm-banner-title {
  font-size: 20px; font-weight: 800; color: #f1f5f9;
  letter-spacing: -0.3px; margin-bottom: 4px;
}
.bm-banner-sub {
  font-size: 13px; color: #94a3b8; margin-bottom: 14px;
}
.bm-banner-tags {
  display: flex; gap: 8px; flex-wrap: wrap;
}
.bm-banner-tag {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 5px 12px; border-radius: 20px;
  font-size: 12px; font-weight: 600;
  background: color-mix(in srgb, var(--bbt, #6366f1) 15%, rgba(255,255,255,0.05));
  border: 1px solid color-mix(in srgb, var(--bbt, #6366f1) 40%, transparent);
  color: color-mix(in srgb, var(--bbt, #a5b4fc) 85%, #fff);
  cursor: pointer; transition: all 0.2s;
}
.bm-banner-tag:hover {
  background: color-mix(in srgb, var(--bbt, #6366f1) 28%, rgba(255,255,255,0.08));
  transform: translateY(-1px);
  box-shadow: 0 3px 12px color-mix(in srgb, var(--bbt, #6366f1) 35%, transparent);
}
.bm-banner-btn {
  flex-shrink: 0;
  padding: 12px 24px; border-radius: 12px;
  background: linear-gradient(135deg, #7c3aed, #6366f1);
  border: none; color: #fff;
  font-size: 14px; font-weight: 700;
  cursor: pointer; font-family: 'Inter', sans-serif;
  transition: all 0.22s;
  box-shadow: 0 4px 20px rgba(99,102,241,0.4);
  white-space: nowrap;
}
.bm-banner-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(99,102,241,0.55);
  background: linear-gradient(135deg, #8b5cf6, #818cf8);
}

/* ======================================================
   BATTLE MODE — FULL OVERLAY
   ====================================================== */
.bm-ov {
  position: fixed; inset: 0; z-index: 3000;
  background: #080818;
  overflow-y: auto;
  animation: bmFadeIn 0.25s ease;
}
@keyframes bmFadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* ── SELECT SCREEN ── */
.bm-select {
  min-height: 100vh;
  min-height: 100dvh;
  max-width: 680px;
  margin: 0 auto;
  padding: 24px 20px 48px;
  display: flex; flex-direction: column; gap: 28px;
  animation: bmSlideUp 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
@keyframes bmSlideUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

.bm-back {
  align-self: flex-start;
  display: flex; align-items: center; gap: 8px;
  padding: 9px 18px; border-radius: 10px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  color: #94a3b8; font-size: 14px; font-weight: 600;
  cursor: pointer; font-family: 'Inter', sans-serif;
  transition: all 0.2s;
}
.bm-back:hover { background: rgba(255,255,255,0.1); color: #e2e8f0; }

/* Header section */
.bm-sel-head {
  position: relative; text-align: center; padding: 16px 0;
}
.bm-sel-glow {
  position: absolute; inset: -20px;
  background: radial-gradient(ellipse at 50% 60%, rgba(139,92,246,0.22) 0%, transparent 65%);
  pointer-events: none;
}
.bm-sel-title {
  position: relative;
  font-size: clamp(28px, 6vw, 42px); font-weight: 900;
  letter-spacing: -1px; color: #f1f5f9;
  text-shadow: 0 0 40px rgba(139,92,246,0.5);
}
.bm-sel-sub {
  position: relative;
  font-size: 15px; color: #64748b; margin-top: 8px;
}

/* Mode cards grid */
.bm-mcards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}
@media (max-width: 500px) {
  .bm-mcards { grid-template-columns: 1fr; }
}

.bm-mcard {
  position: relative; overflow: hidden;
  background: rgba(255,255,255,0.04);
  border: 2px solid rgba(255,255,255,0.08);
  border-radius: 16px; padding: 20px 18px;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}
.bm-mcard::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at 50% 100%, var(--mg, rgba(99,102,241,0.1)) 0%, transparent 70%);
  opacity: 0; transition: opacity 0.3s;
}
.bm-mcard:hover {
  border-color: var(--mc, #6366f1);
  background: rgba(255,255,255,0.07);
  transform: translateY(-3px);
  box-shadow: 0 8px 32px var(--mg, rgba(99,102,241,0.2));
}
.bm-mcard:hover::before { opacity: 1; }

.bm-mcard-sel {
  border-color: var(--mc, #6366f1) !important;
  background: color-mix(in srgb, var(--mc, #6366f1) 12%, rgba(0,0,0,0.6)) !important;
  box-shadow: 0 0 0 1px var(--mc, #6366f1), 0 8px 32px var(--mg, rgba(99,102,241,0.25)) !important;
}
.bm-mcard-sel::before { opacity: 1 !important; }

.bm-mcard-check {
  position: absolute; top: 10px; right: 10px;
  width: 22px; height: 22px; border-radius: 50%;
  background: var(--mc, #6366f1);
  display: flex; align-items: center; justify-content: center;
  font-size: 11px; font-weight: 700; color: #fff;
  box-shadow: 0 0 10px var(--mg, rgba(99,102,241,0.4));
}
.bm-mcard-icon {
  font-size: 32px; line-height: 1; margin-bottom: 10px;
  filter: drop-shadow(0 2px 8px var(--mg, rgba(99,102,241,0.4)));
}
.bm-mcard-name {
  font-size: 15px; font-weight: 800; color: #e2e8f0;
  margin-bottom: 6px; letter-spacing: -0.2px;
}
.bm-mcard-desc {
  font-size: 12px; color: #64748b; line-height: 1.5;
}
.bm-mcard-sel .bm-mcard-name { color: var(--mc, #a5b4fc); }
.bm-mcard-sel .bm-mcard-desc { color: #94a3b8; }

/* Cert pills */
.bm-cert-row {
  display: flex; flex-direction: column; gap: 12px;
}
.bm-cert-label {
  font-size: 12px; font-weight: 700; color: #64748b;
  text-transform: uppercase; letter-spacing: 0.7px;
}
.bm-cpills {
  display: flex; gap: 8px; flex-wrap: wrap;
}
.bm-cpill {
  padding: 8px 16px; border-radius: 10px;
  background: rgba(255,255,255,0.05);
  border: 1.5px solid rgba(255,255,255,0.1);
  color: #94a3b8; font-size: 13px; font-weight: 600;
  cursor: pointer; font-family: 'Inter', sans-serif;
  transition: all 0.2s;
}
.bm-cpill:hover {
  background: rgba(255,255,255,0.09);
  border-color: rgba(255,255,255,0.2);
  color: #e2e8f0;
}
.bm-cpill-active {
  background: rgba(99,102,241,0.2) !important;
  border-color: #6366f1 !important;
  color: #a5b4fc !important;
  box-shadow: 0 0 16px rgba(99,102,241,0.25);
}

/* Go button */
.bm-gobtn {
  width: 100%; padding: 16px;
  background: linear-gradient(135deg, #7c3aed 0%, #6366f1 50%, #4f46e5 100%);
  border: none; border-radius: 14px;
  color: #fff; font-size: 17px; font-weight: 800;
  cursor: pointer; font-family: 'Inter', sans-serif;
  letter-spacing: 0.2px;
  transition: all 0.25s;
  box-shadow: 0 4px 24px rgba(99,102,241,0.45), 0 0 0 0 rgba(99,102,241,0.3);
  position: relative; overflow: hidden;
}
.bm-gobtn::after {
  content: '';
  position: absolute; top: 0; left: -100%;
  width: 100%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.12), transparent);
  transition: left 0.5s;
}
.bm-gobtn:hover::after { left: 100%; }
.bm-gobtn:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 36px rgba(99,102,241,0.6);
}
.bm-gobtn:active { transform: translateY(-1px); }
.bm-gobtn:disabled {
  opacity: 0.6; cursor: not-allowed; transform: none;
  box-shadow: none;
}

/* ── GAME SCREEN ── */
.bm-game {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex; flex-direction: column;
  background: linear-gradient(180deg, #0a0a1a 0%, #080818 100%);
  animation: bmFadeIn 0.2s ease;
}

/* Top bar */
.bm-top {
  position: sticky; top: 0; z-index: 10;
  display: flex; align-items: center; gap: 14px;
  padding: 12px 20px;
  background: rgba(8,8,24,0.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  flex-wrap: wrap;
}

.bm-xbtn {
  width: 34px; height: 34px; flex-shrink: 0;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 8px; color: #64748b;
  font-size: 14px; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: all 0.2s; font-family: inherit;
}
.bm-xbtn:hover { background: rgba(239,68,68,0.15); border-color: rgba(239,68,68,0.3); color: #f87171; }

/* Timed top bar */
.bm-top-timed { justify-content: space-between; }
.bm-top-l { display: flex; align-items: center; gap: 10px; }
.bm-mchip {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 4px 12px; border-radius: 20px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  font-size: 12px; font-weight: 700; color: #94a3b8;
}
.bm-qcnt {
  font-size: 13px; font-weight: 600; color: #64748b;
}
.bm-top-c {
  display: flex; flex-direction: column; align-items: center; gap: 4px;
  min-width: 80px;
}
.bm-ttxt {
  font-size: 20px; font-weight: 800; color: #e2e8f0;
  font-family: 'JetBrains Mono', monospace;
  transition: color 0.3s;
}
.bm-ttxt.warn   { color: #f59e0b; }
.bm-ttxt.danger { color: #ef4444; animation: timerPulse 0.6s ease infinite; }
.bm-ttrack {
  width: 100px; height: 5px;
  background: rgba(255,255,255,0.08);
  border-radius: 3px; overflow: hidden;
}
.bm-tbar {
  height: 100%; border-radius: 3px;
  background: linear-gradient(90deg, #6366f1, #818cf8);
  transition: width 0.1s linear, background-color 0.3s;
}
.bm-tbar.warn   { background: #f59e0b; }
.bm-tbar.danger { background: #ef4444; }
.bm-score {
  font-size: 16px; font-weight: 800; color: #fbbf24;
}

/* Boss top bar */
.bm-top-boss { gap: 16px; }
.bm-boss-bars { flex: 1; display: flex; flex-direction: column; gap: 7px; }
.bm-hprow { display: flex; align-items: center; gap: 10px; }
.bm-hplbl {
  font-size: 12px; font-weight: 700; color: #94a3b8;
  width: 60px; flex-shrink: 0;
}
.bm-hptrack {
  flex: 1; height: 8px; background: rgba(255,255,255,0.07);
  border-radius: 4px; overflow: hidden;
}
.bm-hpfill {
  height: 100%; border-radius: 4px;
  transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.bm-boss-fill { background: linear-gradient(90deg, #dc2626, #f87171); }
.bm-player-fill { background: linear-gradient(90deg, #10b981, #34d399); }
.bm-hpval {
  font-size: 12px; font-weight: 700; color: #64748b;
  width: 34px; text-align: right; flex-shrink: 0;
}
.bm-lives {
  display: flex; gap: 3px; flex-shrink: 0;
}
.bm-h { font-size: 16px; transition: transform 0.2s; }
.bm-h-lost { opacity: 0.25; filter: grayscale(1); }

/* Survival top bar */
.bm-top-surv { justify-content: space-between; }
.bm-surv-stats { display: flex; gap: 20px; }
.bm-sc { display: flex; flex-direction: column; align-items: center; gap: 2px; }
.bm-sv { font-size: 20px; font-weight: 800; color: #e2e8f0; line-height: 1; }
.bm-sl { font-size: 11px; font-weight: 600; color: #475569; text-transform: uppercase; letter-spacing: 0.5px; }
.bm-lives-wrap { display: flex; gap: 6px; align-items: center; }

/* Sudden death top bar */
.bm-top-sudden { justify-content: space-between; }
.bm-sd-streak { display: flex; flex-direction: column; align-items: center; }
.bm-sd-num {
  font-size: 28px; font-weight: 900; color: #fbbf24;
  line-height: 1; font-family: 'JetBrains Mono', monospace;
}
.bm-sd-lbl { font-size: 11px; font-weight: 600; color: #475569; text-transform: uppercase; letter-spacing: 0.5px; }

/* Game body */
.bm-gbody {
  flex: 1;
  max-width: 680px; width: 100%;
  margin: 0 auto; padding: 28px 20px 48px;
  display: flex; flex-direction: column; gap: 16px;
}
.bm-qmeta {
  display: flex; align-items: center; justify-content: space-between;
}
.bm-qnum {
  font-size: 12px; font-weight: 700; color: #475569;
  text-transform: uppercase; letter-spacing: 0.6px;
}
.bm-qtag {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 4px 10px; border-radius: 8px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  font-size: 12px; font-weight: 600; color: #64748b;
}

/* Question card */
.bm-qcard {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 20px; padding: 28px 24px;
  box-shadow: 0 4px 32px rgba(0,0,0,0.3);
}
.bm-qcard::before {
  content: '';
  display: block; height: 3px;
  background: linear-gradient(90deg,
    transparent 0%,
    var(--bmc, #6366f1) 20%,
    var(--bmc, #6366f1) 80%,
    transparent 100%);
  border-radius: 2px; margin-bottom: 20px;
  opacity: 0.6;
}
.bm-qtext {
  font-size: 17px; font-weight: 600; color: #f1f5f9;
  line-height: 1.6; margin-bottom: 24px;
}
.bm-opts {
  display: flex; flex-direction: column; gap: 10px;
}

/* Option buttons */
.bm-opt {
  display: flex; align-items: flex-start; gap: 14px;
  padding: 14px 16px; border-radius: 12px;
  background: rgba(255,255,255,0.04);
  border: 1.5px solid rgba(255,255,255,0.08);
  color: #94a3b8; cursor: pointer;
  text-align: left; width: 100%;
  font-family: 'Inter', sans-serif;
  transition: all 0.18s; position: relative; overflow: hidden;
}
.bm-opt:hover:not(:disabled) {
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.18);
  color: #e2e8f0;
  transform: translateX(3px);
}
.bm-opt-sel {
  background: rgba(99,102,241,0.15) !important;
  border-color: #6366f1 !important;
  color: #e2e8f0 !important;
}
.bm-opt-ok {
  background: rgba(16,185,129,0.15) !important;
  border-color: #10b981 !important;
  color: #f1f5f9 !important;
}
.bm-opt-ok .bm-opt-lt {
  background: #10b981 !important;
  border-color: #10b981 !important;
  color: #fff !important;
}
.bm-opt-bad {
  background: rgba(239,68,68,0.12) !important;
  border-color: rgba(239,68,68,0.5) !important;
  color: #94a3b8 !important;
}
.bm-opt-bad .bm-opt-lt {
  background: rgba(239,68,68,0.2) !important;
  border-color: #ef4444 !important;
  color: #f87171 !important;
}

.bm-opt-lt {
  width: 30px; height: 30px; border-radius: 8px;
  flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  background: rgba(255,255,255,0.06);
  border: 1.5px solid rgba(255,255,255,0.12);
  font-size: 12px; font-weight: 800; color: #64748b;
  transition: all 0.18s;
}
.bm-opt:hover:not(:disabled) .bm-opt-lt {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.2);
  color: #e2e8f0;
}
.bm-opt-sel .bm-opt-lt {
  background: rgba(99,102,241,0.3) !important;
  border-color: #818cf8 !important;
  color: #a5b4fc !important;
}
.bm-opt-tx {
  font-size: 14px; line-height: 1.55; padding-top: 4px;
}

/* Feedback banner */
.bm-fb {
  display: flex; align-items: flex-start; gap: 12px;
  padding: 14px 18px; border-radius: 12px;
  font-size: 14px; font-weight: 600; color: #f1f5f9;
  animation: bmFeedback 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}
@keyframes bmFeedback {
  from { opacity: 0; transform: scale(0.95) translateY(8px); }
  to   { opacity: 1; transform: scale(1) translateY(0); }
}
.bm-fb-ok {
  background: rgba(16,185,129,0.15);
  border: 1px solid rgba(16,185,129,0.35);
}
.bm-fb-bad {
  background: rgba(239,68,68,0.12);
  border: 1px solid rgba(239,68,68,0.35);
  flex-direction: column; gap: 6px;
}
.bm-fb-ans {
  font-size: 13px; color: #34d399; font-weight: 500;
}
.bm-pts {
  display: inline-flex; align-items: center;
  padding: 2px 8px; border-radius: 6px;
  background: rgba(251,191,36,0.2);
  border: 1px solid rgba(251,191,36,0.35);
  color: #fbbf24; font-size: 13px; font-weight: 800;
  margin-left: 8px;
}

/* ── RESULT SCREEN ── */
.bm-result {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex; align-items: center; justify-content: center;
  padding: 32px 20px;
  position: relative; overflow: hidden;
  animation: bmFadeIn 0.35s ease;
}
.bm-res-glow {
  position: absolute; inset: 0; pointer-events: none;
}
.rg-win {
  background: radial-gradient(ellipse at 50% 40%, rgba(16,185,129,0.2) 0%, transparent 60%);
}
.rg-lose {
  background: radial-gradient(ellipse at 50% 40%, rgba(245,158,11,0.15) 0%, transparent 60%);
}

.bm-res-inner {
  position: relative; z-index: 1;
  max-width: 440px; width: 100%;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 24px; padding: 40px 32px;
  text-align: center;
  box-shadow: 0 24px 80px rgba(0,0,0,0.5);
  animation: bmSlideUp 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.bm-win .bm-res-inner {
  border-color: rgba(16,185,129,0.25);
}
.bm-lose .bm-res-inner {
  border-color: rgba(245,158,11,0.2);
}

.bm-res-emoji {
  font-size: 64px; line-height: 1; margin-bottom: 16px;
  filter: drop-shadow(0 4px 16px rgba(0,0,0,0.4));
  animation: bmEmojiPop 0.5s 0.2s cubic-bezier(0.34, 1.56, 0.64, 1) both;
}
@keyframes bmEmojiPop {
  from { transform: scale(0.5); opacity: 0; }
  to   { transform: scale(1); opacity: 1; }
}
.bm-res-title {
  font-size: 26px; font-weight: 900; color: #f1f5f9;
  letter-spacing: -0.5px; margin-bottom: 6px;
}
.bm-res-modebadge {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 4px 14px; border-radius: 20px;
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.1);
  font-size: 13px; font-weight: 700; color: #94a3b8;
  margin-bottom: 8px;
}
.bm-res-desc {
  font-size: 14px; color: #64748b; margin-bottom: 24px;
}

/* Circular progress ring */
.bm-res-ring {
  position: relative;
  display: inline-flex; align-items: center; justify-content: center;
  margin-bottom: 24px;
}
.bm-res-pct-wrap {
  position: absolute; top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
}
.bm-res-pct {
  font-size: 28px; font-weight: 900; color: #f1f5f9;
  line-height: 1; font-family: 'JetBrains Mono', monospace;
}
.bm-res-pct-sub {
  font-size: 11px; font-weight: 600; color: #475569;
  text-transform: uppercase; letter-spacing: 0.5px; margin-top: 2px;
}

/* Stats row */
.bm-res-stats {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 8px; margin-bottom: 16px;
}
.bm-rstat {
  padding: 10px 6px; border-radius: 12px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.07);
}
.bm-rsv {
  font-size: 20px; font-weight: 800; line-height: 1;
  font-family: 'JetBrains Mono', monospace;
}
.bm-rsl {
  font-size: 11px; color: #475569; margin-top: 4px; line-height: 1.3;
}

.bm-res-time {
  font-size: 13px; color: #475569; margin-bottom: 24px;
}

/* Action buttons */
.bm-res-btns {
  display: flex; gap: 12px;
}
.bm-btn-sec {
  flex: 1; padding: 13px;
  background: rgba(255,255,255,0.06);
  border: 1.5px solid rgba(255,255,255,0.12);
  border-radius: 12px; color: #94a3b8;
  font-size: 14px; font-weight: 700;
  cursor: pointer; font-family: 'Inter', sans-serif;
  transition: all 0.2s;
}
.bm-btn-sec:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.2);
  color: #e2e8f0;
}
.bm-btn-pri {
  flex: 1; padding: 13px;
  background: linear-gradient(135deg, #7c3aed, #6366f1);
  border: none; border-radius: 12px;
  color: #fff; font-size: 14px; font-weight: 800;
  cursor: pointer; font-family: 'Inter', sans-serif;
  transition: all 0.22s;
  box-shadow: 0 4px 20px rgba(99,102,241,0.4);
}
.bm-btn-pri:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(99,102,241,0.55);
}

/* Responsive */
@media (max-width: 480px) {
  .bm-res-inner { padding: 28px 20px; }
  .bm-res-stats { grid-template-columns: repeat(2, 1fr); }
  .bm-top { padding: 10px 14px; }
  .bm-gbody { padding: 20px 14px 40px; }
  .bm-qcard { padding: 20px 16px; }
  .bm-qtext { font-size: 15px; }
}
/* ============================================================
   RANDOM REWARD · SURPRISE INSIGHT · MYSTERY DROP
   ============================================================ */

/* ── Daily Fortune card ── */
.daily-fortune {
  display: flex; align-items: flex-start; gap: 14px;
  padding: 13px 40px 13px 18px;
  background: var(--card2); border: 1px solid var(--border);
  border-radius: 14px; margin-bottom: 22px;
  position: relative; animation: slideDown .3s ease;
}
@keyframes slideDown {
  from { opacity:0; transform:translateY(-8px); }
  to   { opacity:1; transform:translateY(0); }
}
.df-icon { font-size: 22px; flex-shrink: 0; margin-top: 1px; }
.df-body { flex: 1; min-width: 0; }
.df-label { font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: .6px; margin-bottom: 3px; }
.df-text  { font-size: 13px; color: var(--text2); line-height: 1.55; }
.df-close {
  position: absolute; top: 9px; right: 9px;
  width: 22px; height: 22px; border-radius: 50%;
  background: var(--border); color: var(--text3); border: none;
  font-size: 11px; cursor: pointer; display: flex; align-items: center; justify-content: center;
  transition: var(--transition);
}
.df-close:hover { background: var(--border2); color: var(--text); }

/* ── Surprise Toast (sliding from right) ── */
.surprise-toast {
  position: fixed; bottom: 80px; right: 20px; z-index: 9995;
  max-width: 310px; width: calc(100vw - 40px);
  background: var(--card); border: 1px solid var(--border);
  border-radius: 16px; padding: 14px 36px 14px 14px;
  display: flex; align-items: flex-start; gap: 11px;
  box-shadow: 0 12px 40px rgba(0,0,0,.25), 0 2px 8px rgba(0,0,0,.1);
  transform: translateX(calc(100% + 30px));
  transition: transform .42s cubic-bezier(.34,1.56,.64,1);
  overflow: hidden;
}
.surprise-toast.show { transform: translateX(0); }
.st-stripe {
  position: absolute; left: 0; top: 0; bottom: 0;
  width: 4px; border-radius: 4px 0 0 4px;
}
.st-icon {
  font-size: 22px; flex-shrink: 0; margin-top: 1px;
}
.st-body { flex: 1; min-width: 0; }
.st-type { font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: .6px; margin-bottom: 4px; }
.st-text { font-size: 12px; color: var(--text2); line-height: 1.55; }
.st-close {
  position: absolute; top: 8px; right: 8px;
  width: 20px; height: 20px; border-radius: 50%;
  background: var(--border); border: none; color: var(--text3);
  font-size: 11px; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: var(--transition);
}
.st-close:hover { background: var(--border2); color: var(--text); }

/* ── Mystery Drop Overlay ── */
.mystery-overlay {
  position: fixed; inset: 0; z-index: 9990;
  background: rgba(0,0,0,.75);
  backdrop-filter: blur(4px);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; transition: opacity .3s;
}
.mystery-overlay.show { opacity: 1; }

.mystery-box {
  position: relative; border-radius: 24px;
  border: 2px solid var(--mc, #6366f1);
  max-width: 380px; width: 90%;
  padding: 40px 28px 32px;
  text-align: center;
  box-shadow: 0 0 0 1px var(--mc,#6366f1), 0 0 48px var(--mc,#6366f1),
              0 24px 80px rgba(0,0,0,.5);
  transform: scale(.7) translateY(20px);
  transition: transform .5s cubic-bezier(.34,1.56,.64,1);
  overflow: hidden;
}
.mystery-overlay.show .mystery-box { transform: scale(1) translateY(0); }

.mb-particles { position: absolute; inset: 0; pointer-events: none; }
.mb-particle {
  position: absolute; top: 50%; left: 50%;
  width: 7px; height: 7px; border-radius: 50%;
  opacity: 0;
}
.mystery-overlay.show .mb-particle {
  animation: mb-burst 1.1s ease-out forwards;
}
@keyframes mb-burst {
  0%   { transform: translate(-50%,-50%) translate(0,0) scale(1); opacity: 1; }
  100% { transform: translate(-50%,-50%) translate(var(--px,30px),var(--py,-50px)) scale(0); opacity: 0; }
}

.mb-icon  { font-size: 52px; line-height: 1; margin-bottom: 14px; position: relative;
            filter: drop-shadow(0 0 16px var(--mc,#6366f1)); }
.mb-title { font-size: 20px; font-weight: 800; margin-bottom: 10px; position: relative; }
.mb-desc  { font-size: 14px; color: var(--text2); line-height: 1.65; margin-bottom: 24px; position: relative; }
.mb-btn {
  display: inline-block; padding: 12px 32px;
  border-radius: 12px; border: none; cursor: pointer;
  color: #fff; font-size: 14px; font-weight: 700;
  font-family: inherit; letter-spacing: .3px;
  transition: opacity .2s, transform .2s;
  position: relative;
}
.mb-btn:hover { opacity: .88; transform: translateY(-1px); }



/* ============================================================
   GAMIFICATION SYSTEM — Duolingo-like psychology
   ============================================================ */

/* ---- XP Popup (floating gain indicator) ---- */
.gm-xp-popup {
  position: fixed;
  top: 72px;
  right: 20px;
  z-index: 9999;
  pointer-events: none;
  background: linear-gradient(135deg, #10b981, #059669);
  color: #fff;
  font-size: 15px;
  font-weight: 800;
  padding: 7px 16px;
  border-radius: 30px;
  box-shadow: 0 4px 20px rgba(16,185,129,.45);
  opacity: 0;
  transform: translateY(10px) scale(0.85);
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.gm-xp-popup.show { opacity: 1; transform: translateY(0) scale(1); }
.gm-xp-popup.out  { opacity: 0; transform: translateY(-18px) scale(0.9); transition: all 0.5s ease; }
.xp-mult-label { background: rgba(255,255,255,0.25); border-radius: 10px; padding: 1px 7px; margin-left: 4px; font-size: 12px; }

/* ---- Heart loss popup ---- */
.gm-heart-popup {
  position: fixed;
  top: 72px;
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  z-index: 9999;
  pointer-events: none;
  background: #fff;
  border: 2px solid #ef4444;
  color: #dc2626;
  font-size: 14px;
  font-weight: 700;
  padding: 8px 20px;
  border-radius: 30px;
  box-shadow: 0 4px 20px rgba(220,38,38,.25);
  opacity: 0;
  transition: all 0.3s cubic-bezier(0.34,1.56,0.64,1);
}
.gm-heart-popup.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.gm-heart-popup.out  { opacity: 0; transform: translateX(-50%) translateY(-16px); transition: all 0.5s ease; }
.hp-icon { margin-right: 4px; }

/* ---- GM Toast ---- */
.gm-toast {
  position: fixed;
  bottom: 80px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  z-index: 9998;
  background: var(--gtc, #6366f1);
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  padding: 10px 22px;
  border-radius: 30px;
  box-shadow: 0 6px 24px rgba(0,0,0,.18);
  opacity: 0;
  transition: all 0.35s cubic-bezier(0.34,1.56,0.64,1);
  white-space: nowrap;
  max-width: 90vw;
}
.gm-toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ---- Confetti canvas ---- */
.gm-confetti-canvas {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  z-index: 99998;
  pointer-events: none;
}

/* ---- Generic overlay + modal ---- */
.gm-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15,23,42,.65);
  backdrop-filter: blur(6px);
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s ease;
  padding: 20px;
}
.gm-overlay.show { opacity: 1; }

.gm-modal {
  background: var(--card, #fff);
  border-radius: 24px;
  padding: 32px 28px;
  max-width: 420px;
  width: 100%;
  position: relative;
  box-shadow: 0 20px 60px rgba(0,0,0,.22);
  text-align: center;
  animation: gmModalIn 0.4s cubic-bezier(0.34,1.56,0.64,1);
}
@keyframes gmModalIn {
  from { transform: scale(0.85) translateY(20px); opacity: 0; }
  to   { transform: scale(1) translateY(0); opacity: 1; }
}

.gm-modal h2 { font-size: 22px; font-weight: 800; margin: 12px 0 8px; color: var(--text); }
.gm-modal p  { font-size: 14px; color: var(--text3); margin-bottom: 20px; }

.gm-modal-icon {
  width: 72px; height: 72px;
  border-radius: 20px;
  margin: 0 auto 16px;
  display: flex; align-items: center; justify-content: center;
  font-size: 36px;
  box-shadow: 0 8px 24px rgba(0,0,0,.2);
}
.gm-modal-close {
  position: absolute; top: 14px; right: 16px;
  background: none; border: none; cursor: pointer;
  font-size: 18px; color: var(--text3);
}

.gm-btn {
  display: block; width: 100%;
  background: var(--gbg, #6366f1);
  color: #fff; border: none; border-radius: 12px;
  padding: 13px; font-size: 15px; font-weight: 700;
  cursor: pointer; transition: all 0.2s;
  font-family: 'Inter', sans-serif;
}
.gm-btn:hover { filter: brightness(1.1); transform: translateY(-1px); }
.gm-btn:active { transform: translateY(0); }
.gm-btn-group { display: flex; flex-direction: column; gap: 10px; }
.gm-btn-premium { background: linear-gradient(135deg, #7c3aed, #6366f1) !important; }

/* ---- XP Progress Widget ---- */
.gm-xp-widget {
  background: var(--card);
  border: 1.5px solid var(--border);
  border-radius: 16px;
  padding: 16px 20px;
  margin-bottom: 18px;
  box-shadow: var(--shadow);
}
.xpw-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
  gap: 12px;
  flex-wrap: wrap;
}
.xpw-level-badge {
  display: flex; align-items: center; gap: 7px;
}
.xpw-level-icon { font-size: 18px; }

.xpw-level-num {
  font-size: 15px; font-weight: 800; color: var(--text);
}
.xpw-level-name {
  font-size: 12px; color: var(--text3);
  background: var(--card2);
  border-radius: 8px; padding: 2px 8px;
}
.xpw-daily-info {
  display: flex; flex-direction: column; align-items: flex-end; gap: 2px;
}
.xpw-today-xp {
  font-size: 14px; font-weight: 800; color: var(--accent);
}
.xpw-today-xp.goal-done {
  color: var(--success);
}
.xpw-goal-label { font-size: 11px; color: var(--text3); }
.xpw-bar-track {
  height: 10px; border-radius: 10px;
  background: var(--card2);
  overflow: hidden; position: relative;
  margin-bottom: 8px;
}
.xpw-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, #6366f1, #818cf8);
  border-radius: 10px;
  transition: width 0.7s cubic-bezier(0.34,1.56,0.64,1);
  position: relative;
}
.xpw-bar-fill.xpw-done {
  background: linear-gradient(90deg, #10b981, #34d399);
}
.xpw-done-check {
  position: absolute; right: 6px; top: 50%;
  transform: translateY(-50%);
  font-size: 8px; color: #fff; font-weight: 900;
}
.xpw-footer {
  display: flex; justify-content: space-between; align-items: center;
}
.xpw-total { font-size: 12px; color: var(--text3); font-weight: 600; }
.xpw-goal-btn {
  background: none; border: 1px solid var(--border);
  border-radius: 8px; padding: 3px 10px;
  font-size: 11px; color: var(--text3); cursor: pointer;
  font-family: 'Inter', sans-serif; font-weight: 600;
  transition: var(--transition);
}
.xpw-goal-btn:hover { border-color: var(--accent); color: var(--accent); }

/* ---- Hearts Bar ---- */
.gm-hearts-bar {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 16px;
  background: linear-gradient(135deg, rgba(239,68,68,.06), rgba(239,68,68,.02));
  border: 1.5px solid rgba(239,68,68,.18);
  border-radius: 12px;
  margin-bottom: 12px;
}
.gm-hearts-bar.hearts-inline { margin-bottom: 0; }
.gm-hearts-bar.hearts-danger { border-color: rgba(239,68,68,.5); animation: heartsDanger 0.5s ease; }
@keyframes heartsDanger { 0%,100%{transform:translateX(0)} 25%{transform:translateX(-4px)} 75%{transform:translateX(4px)} }
.hearts-icons { display: flex; gap: 3px; }
.heart-icon { font-size: 18px; transition: transform 0.2s; }
.heart-icon.h-empty { opacity: 0.35; }
.hearts-label { font-size: 12px; font-weight: 700; color: #dc2626; margin-left: auto; }
.hearts-unlimited {
  font-size: 13px; font-weight: 700; color: var(--success);
  display: flex; align-items: center; gap: 8px;
}
.hearts-premium-tag {
  background: linear-gradient(135deg,#7c3aed,#6366f1);
  color: #fff; font-size: 11px; font-weight: 700;
  padding: 2px 7px; border-radius: 8px;
}
.hearts-empty-row { font-size: 24px; margin: 16px 0; letter-spacing: 4px; }

/* ---- Combo Bar ---- */
.gm-combo-bar {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 16px;
  border-radius: 12px;
  margin-bottom: 12px;
  font-weight: 800;
  transition: all 0.3s;
  animation: comboPop 0.4s cubic-bezier(0.34,1.56,0.64,1);
}
.gm-combo-bar.empty { padding: 0; background: none; margin-bottom: 0; animation: none; }
@keyframes comboPop {
  0% { transform: scale(0.8); opacity: 0; }
  100% { transform: scale(1); opacity: 1; }
}
.combo-fire    { background: linear-gradient(135deg, rgba(249,115,22,.12), rgba(251,191,36,.08)); border: 1.5px solid rgba(249,115,22,.35); }
.combo-gold    { background: linear-gradient(135deg, rgba(245,158,11,.15), rgba(251,191,36,.10)); border: 1.5px solid rgba(245,158,11,.4); }
.combo-diamond { background: linear-gradient(135deg, rgba(99,102,241,.15), rgba(139,92,246,.10)); border: 1.5px solid rgba(99,102,241,.4); }
.combo-icon  { font-size: 20px; }
.combo-count { font-size: 14px; color: var(--text); }
.combo-mult  {
  margin-left: auto;
  font-size: 13px; font-weight: 900;
  background: linear-gradient(135deg, #f59e0b, #ef4444);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ---- League Widget ---- */
.gm-league-widget {
  background: var(--card);
  border: 1.5px solid var(--border);
  border-radius: 16px;
  padding: 18px 20px;
  margin-bottom: 18px;
  box-shadow: var(--shadow);
}
.league-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 14px;
}
.league-title-row {
  display: flex; align-items: center; gap: 8px;
}
.league-icon { font-size: 22px; }
.league-name { font-size: 16px; font-weight: 800; }
.league-week-label { font-size: 11px; color: var(--text3); background: var(--card2); padding: 2px 8px; border-radius: 8px; }
.league-my-rank {
  background: linear-gradient(135deg, var(--lc, #6366f1), color-mix(in srgb, var(--lc, #6366f1) 70%, transparent));
  color: #fff; font-size: 13px; font-weight: 800;
  padding: 4px 12px; border-radius: 20px;
  box-shadow: 0 2px 10px color-mix(in srgb, var(--lc, #6366f1) 40%, transparent);
}
.league-table { display: flex; flex-direction: column; gap: 4px; }
.lt-row {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 10px; border-radius: 10px;
  transition: background 0.2s;
}
.lt-row:hover { background: var(--card2); }
.lt-me { background: linear-gradient(135deg,rgba(99,102,241,.1),rgba(99,102,241,.05)) !important; border: 1.5px solid rgba(99,102,241,.25); }
.lt-pos { width: 28px; text-align: center; font-size: 15px; font-weight: 800; color: var(--text3); }
.lt-medal { color: inherit; }
.lt-name { flex: 1; font-size: 13px; font-weight: 600; color: var(--text); }
.lt-you { font-size: 11px; color: var(--accent); font-weight: 700; }
.lt-xp { font-size: 13px; font-weight: 700; color: var(--accent); }
.lt-gap { text-align: center; color: var(--text3); font-size: 14px; padding: 2px 0; }
.league-next-hint {
  margin-top: 12px; padding-top: 10px;
  border-top: 1px solid var(--border);
  font-size: 12px; color: var(--text3); text-align: center;
}
.league-next-hint strong { color: var(--accent); }
.league-footer-note { font-size: 11px; color: var(--text3); text-align: center; margin-top: 4px; opacity: 0.7; }

/* ---- Streak Freeze Panel ---- */
.gm-freeze-panel {
  background: linear-gradient(135deg, rgba(99,102,241,.08), rgba(139,92,246,.05));
  border: 1.5px solid rgba(99,102,241,.2);
  border-radius: 14px;
  padding: 12px 16px;
  display: flex; align-items: center; gap: 14px;
  margin-bottom: 12px;
}
.freeze-left { display: flex; align-items: center; gap: 10px; }
.freeze-icon { font-size: 24px; }
.freeze-label { font-size: 14px; font-weight: 700; color: var(--text); }
.freeze-sub { font-size: 12px; color: var(--text3); }
.freeze-icons { display: flex; gap: 4px; margin-left: auto; }
.freeze-crystal { font-size: 18px; }
.fc-empty { opacity: 0.25; }
.freeze-use-btn {
  background: linear-gradient(135deg,#6366f1,#818cf8);
  color: #fff; border: none; border-radius: 8px;
  padding: 6px 14px; font-size: 13px; font-weight: 700;
  cursor: pointer; font-family: 'Inter', sans-serif;
  transition: var(--transition);
}
.freeze-use-btn:hover { filter: brightness(1.1); }

/* ---- Navbar XP Pill ---- */
.navbar-xp-pill {
  display: flex; align-items: center; gap: 5px;
  background: rgba(99,102,241,.1);
  border: 1px solid rgba(99,102,241,.25);
  padding: 4px 11px; border-radius: 20px;
  font-size: 13px; font-weight: 700; color: #6366f1;
}

/* ---- Goal Complete Modal ---- */
.goal-overlay {}
.goal-modal {}
.goal-xp-pill {
  display: inline-block;
  background: linear-gradient(135deg, #10b981, #059669);
  color: #fff; font-size: 18px; font-weight: 800;
  padding: 8px 24px; border-radius: 30px;
  margin: 12px 0 16px;
  box-shadow: 0 4px 20px rgba(16,185,129,.35);
}
.goal-msg { font-size: 13px; color: var(--text3); margin-bottom: 20px; }

/* ---- Level Up Modal ---- */
.levelup-overlay {}
.levelup-modal { position: relative; overflow: hidden; }
.lu-stars {
  position: absolute; inset: 0; pointer-events: none;
}
.lu-star {
  position: absolute;
  width: 6px; height: 6px;
  background: #f59e0b;
  border-radius: 50%;
  animation: luStarFloat 2s ease-in-out infinite alternate;
}
.lu-star:nth-child(1)  { top:15%; left:10%; animation-delay:0.0s; }
.lu-star:nth-child(2)  { top:25%; left:85%; animation-delay:0.2s; }
.lu-star:nth-child(3)  { top:60%; left:5%;  animation-delay:0.4s; }
.lu-star:nth-child(4)  { top:70%; left:90%; animation-delay:0.6s; }
.lu-star:nth-child(5)  { top:10%; left:50%; animation-delay:0.1s; }
.lu-star:nth-child(6)  { top:85%; left:45%; animation-delay:0.3s; }
.lu-star:nth-child(7)  { top:40%; left:2%;  animation-delay:0.5s; }
.lu-star:nth-child(8)  { top:35%; left:95%; animation-delay:0.7s; }
@keyframes luStarFloat { from{transform:translateY(0) scale(1)} to{transform:translateY(-8px) scale(1.3)} }
.lu-badge { font-size: 56px; margin-bottom: 8px; animation: luBadgePop 0.6s cubic-bezier(0.34,1.56,0.64,1) 0.2s both; }
@keyframes luBadgePop { from{transform:scale(0) rotate(-20deg)} to{transform:scale(1) rotate(0)} }
.lu-level-num { font-size: 14px; color: var(--text3); font-weight: 700; margin-bottom: 4px; }
.lu-title { font-size: 28px !important; font-weight: 900 !important; background: linear-gradient(135deg,#f59e0b,#6366f1); -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text; }
.lu-name { font-size: 16px; font-weight: 700; color: var(--accent); margin: 6px 0 12px; }
.lu-desc { font-size: 14px; color: var(--text3); margin-bottom: 24px; }

/* ---- Onboarding Modal ---- */
.onboarding-overlay {}
.onboarding-modal { max-width: 460px; }
.ob-logo { font-size: 52px; margin-bottom: 8px; }
.ob-title { font-size: 22px !important; margin-bottom: 6px !important; }
.ob-sub { font-size: 14px; color: var(--text3); margin-bottom: 20px !important; }
.ob-section { text-align: left; margin-bottom: 20px; }
.ob-section-label { font-size: 13px; font-weight: 700; color: var(--text2); margin-bottom: 10px; }
.ob-goals { display: flex; flex-direction: column; gap: 8px; }
.ob-goal-btn {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 16px; border-radius: 12px;
  border: 2px solid var(--border); background: var(--card);
  cursor: pointer; text-align: left; font-family: 'Inter', sans-serif;
  transition: all 0.2s;
}
.ob-goal-btn:hover { border-color: var(--accent); background: var(--card2); }
.ob-goal-btn.active { border-color: var(--accent); background: linear-gradient(135deg,rgba(37,99,235,.08),rgba(99,102,241,.05)); }
.ob-goal-icon { font-size: 22px; }
.ob-goal-label { font-size: 15px; font-weight: 700; color: var(--text); flex: 1; }
.ob-goal-detail { font-size: 12px; color: var(--text3); }
.ob-sounds-row { display: flex; gap: 10px; }
.ob-sound-btn {
  flex: 1; padding: 10px; border-radius: 10px;
  border: 2px solid var(--border); background: var(--card);
  cursor: pointer; font-size: 14px; font-weight: 700;
  font-family: 'Inter', sans-serif; transition: all 0.2s;
}
.ob-sound-btn.active { border-color: var(--accent); background: rgba(37,99,235,.08); color: var(--accent); }
.ob-benefits {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 8px; margin-bottom: 20px; text-align: left;
}
.ob-benefit {
  font-size: 12px; color: var(--text2); font-weight: 600;
  background: var(--card2); border-radius: 8px; padding: 8px 10px;
}
.ob-start-btn { font-size: 16px !important; padding: 15px !important; margin-top: 4px; }

/* ---- Hearts/Combo inside quiz ---- */
.gm-hearts-bar.hearts-inline {
  margin: 0 0 10px 0;
  border-radius: 10px;
  padding: 6px 14px;
}
.gm-combo-bar {
  margin: 0 0 10px 0;
}

/* ============================================================
   END GAMIFICATION STYLES
   ============================================================ */

/* ================================================================
   ===== BOSON-STYLE EXAM UX ADDITIONS =====
   ================================================================ */

/* ── Numbered question navigator (replaces dots) ── */
.exam-qnum-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(34px, 1fr));
  gap: 5px;
  margin-top: 10px;
}
.exam-qnum {
  width: 34px; height: 34px;
  border-radius: 7px;
  border: 1.5px solid var(--border);
  background: #fff;
  font-size: 11px; font-weight: 700;
  color: var(--text3);
  cursor: pointer;
  transition: all 0.15s;
  display: flex; align-items: center; justify-content: center;
  font-family: 'Inter', sans-serif;
  padding: 0;
}
.exam-qnum:hover { border-color: var(--accent); color: var(--accent); }
.exam-qnum.qnum-current {
  background: #2563eb; border-color: #2563eb;
  color: #fff; box-shadow: 0 0 8px rgba(37,99,235,0.55);
}
.exam-qnum.qnum-answered {
  background: rgba(99,102,241,0.13); border-color: #6366f1; color: #4338ca;
}
.exam-qnum.qnum-flagged {
  background: rgba(245,158,11,0.13); border-color: #f59e0b; color: #b45309;
}
.exam-qnum.qnum-correct {
  background: rgba(16,185,129,0.13); border-color: #10b981; color: #047857;
}
.exam-qnum.qnum-wrong {
  background: rgba(239,68,68,0.1); border-color: #ef4444; color: #b91c1c;
}

/* Legend for the numbered grid */
.exam-qnum-legend {
  display: flex; flex-wrap: wrap; gap: 10px;
  margin-bottom: 12px; font-size: 11px; color: var(--text3);
  align-items: center;
}
.qleg {
  width: 12px; height: 12px; border-radius: 4px;
  display: inline-block; vertical-align: middle;
  margin-right: 2px;
}
.qleg-current   { background: #2563eb; }
.qleg-answered  { background: rgba(99,102,241,0.4); border: 1.5px solid #6366f1; }
.qleg-flagged   { background: rgba(245,158,11,0.35); border: 1.5px solid #f59e0b; }
.qleg-correct   { background: rgba(16,185,129,0.35); border: 1.5px solid #10b981; }
.qleg-wrong     { background: rgba(239,68,68,0.25); border: 1.5px solid #ef4444; }
.qleg-unanswered{ background: #fff; border: 1.5px solid var(--border); }

/* ── Study mode option feedback ── */
.exam-opt-correct {
  border-color: #10b981 !important;
  background: rgba(16,185,129,0.08) !important;
}
.exam-opt-correct .exam-letter {
  background: #10b981 !important; color: #fff !important;
}
.exam-opt-wrong {
  border-color: #ef4444 !important;
  background: rgba(239,68,68,0.06) !important;
}
.exam-opt-wrong .exam-letter {
  background: #ef4444 !important; color: #fff !important;
}
.exam-option:disabled { cursor: default; }
.exam-option:disabled:hover {
  border-color: inherit !important;
  background: inherit !important;
  color: inherit !important;
}
.exam-opt-correct:disabled:hover {
  border-color: #10b981 !important;
  background: rgba(16,185,129,0.08) !important;
}
.exam-opt-wrong:disabled:hover {
  border-color: #ef4444 !important;
  background: rgba(239,68,68,0.06) !important;
}

/* ── Study mode feedback block ── */
.study-feedback {
  margin-top: 14px;
  padding: 14px 16px;
  border-radius: 12px;
  border: 1.5px solid;
  animation: sfbSlide 0.22s ease;
}
.sfb-correct {
  background: rgba(16,185,129,0.07);
  border-color: rgba(16,185,129,0.3);
}
.sfb-wrong {
  background: rgba(239,68,68,0.05);
  border-color: rgba(239,68,68,0.25);
}
.sfb-icon { font-size: 14px; font-weight: 700; color: var(--text); margin-bottom: 5px; }
.sfb-hint { font-size: 13px; color: #047857; margin-bottom: 5px; font-weight: 500; }
.sfb-exp  { font-size: 12px; color: var(--text3); font-style: italic; line-height: 1.5; }
@keyframes sfbSlide {
  from { opacity: 0; transform: translateY(-5px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Exam mode badge in navbar ── */
.exam-mode-badge {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 5px 12px; border-radius: 20px;
  font-size: 12px; font-weight: 700;
}
.exam-mode-badge.mode-exam {
  background: rgba(99,102,241,0.1);
  border: 1px solid rgba(99,102,241,0.3);
  color: #4338ca;
}
.exam-mode-badge.mode-study {
  background: rgba(16,185,129,0.1);
  border: 1px solid rgba(16,185,129,0.3);
  color: #047857;
}

/* ── Confirm finish modal ── */
.exam-confirm-body {
  text-align: center;
  max-width: 400px !important;
}
.ecf-icon  { font-size: 52px; margin-bottom: 12px; }
.ecf-title { font-size: 20px; font-weight: 800; color: #0f172a; margin-bottom: 14px; }
.ecf-chips {
  display: flex; gap: 10px; justify-content: center;
  flex-wrap: wrap; margin-bottom: 14px;
}
.ecf-chip {
  padding: 7px 14px; border-radius: 8px;
  font-size: 13px; font-weight: 600; border: 1px solid;
}
.ecf-ok   { background: #f0fdf4; border-color: #bbf7d0; color: #16a34a; }
.ecf-wrong{ background: #fef2f2; border-color: #fecaca; color: #dc2626; }
.ecf-flag { background: #fffbeb; border-color: #fde68a; color: #d97706; }
.ecf-note { font-size: 13px; color: #64748b; margin-bottom: 22px; }
.ecf-actions { display: flex; gap: 10px; justify-content: center; }
.ecf-btn-cancel {
  padding: 11px 22px; border-radius: 10px;
  border: 1.5px solid #e2e8f0; background: #fff;
  cursor: pointer; font-weight: 600; font-size: 14px;
  font-family: 'Inter', sans-serif;
  transition: border-color 0.15s;
}
.ecf-btn-cancel:hover { border-color: #94a3b8; }
.ecf-btn-finish {
  padding: 11px 24px; border-radius: 10px;
  border: none; cursor: pointer;
  background: linear-gradient(135deg, #6366f1, #7c3aed);
  color: #fff; font-weight: 700; font-size: 14px;
  font-family: 'Inter', sans-serif;
  box-shadow: 0 4px 14px rgba(99,102,241,0.4);
  transition: opacity 0.15s;
}
.ecf-btn-finish:hover { opacity: 0.9; }

/* ── Domain breakdown (results page) ── */
.domain-breakdown {
  background: var(--card);
  border: 1px solid var(--border2);
  border-radius: 14px;
  padding: 20px 22px;
  margin-bottom: 24px;
}
.domain-breakdown h4 {
  font-size: 15px; font-weight: 700; color: var(--text);
  margin-bottom: 14px;
}
.domain-header-row {
  display: grid;
  grid-template-columns: 1fr 110px 46px 56px;
  gap: 8px;
  font-size: 11px; font-weight: 700; color: var(--text3);
  text-transform: uppercase; letter-spacing: 0.4px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 4px;
}
.domain-row {
  display: grid;
  grid-template-columns: 1fr 110px 46px 56px;
  align-items: center;
  gap: 8px;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
}
.domain-row:last-child { border-bottom: none; }
.domain-name  { font-size: 13px; color: var(--text2); font-weight: 500; }
.domain-bar-wrap { height: 6px; background: var(--border2); border-radius: 4px; overflow: hidden; }
.domain-bar   { height: 100%; border-radius: 4px; transition: width 0.4s; }
.domain-pct   { font-size: 13px; font-weight: 700; text-align: right; }
.domain-count { font-size: 12px; color: var(--text3); text-align: right; }

/* ── Review filter tabs ── */
.review-filter-tabs {
  display: flex; gap: 6px; flex-wrap: wrap;
  margin-bottom: 14px;
}
.review-filter-btn {
  padding: 6px 13px; border-radius: 20px;
  border: 1.5px solid var(--border2);
  background: #fff; color: var(--text3);
  font-size: 12px; font-weight: 600;
  cursor: pointer; font-family: 'Inter', sans-serif;
  transition: all 0.15s;
}
.review-filter-btn:hover  { border-color: var(--accent); color: var(--accent); }
.review-filter-btn.active { background: var(--accent); border-color: var(--accent); color: #fff; }
.review-filter-btn.filter-wrong.active   { background: #ef4444; border-color: #ef4444; }
.review-filter-btn.filter-flagged.active { background: #f59e0b; border-color: #f59e0b; }
.review-filter-btn.filter-skipped.active { background: #64748b; border-color: #64748b; }

/* ── Exam config buttons in choice modal ── */
.exam-config-btn {
  padding: 6px 13px; border-radius: 8px;
  border: 1.5px solid var(--border2);
  background: #fff; color: var(--text2);
  font-size: 12px; font-weight: 600;
  cursor: pointer; font-family: 'Inter', sans-serif;
  transition: all 0.15s;
}
.exam-config-btn:hover { border-color: var(--accent); color: var(--accent); }
.exam-config-btn.active {
  background: rgba(37,99,235,0.1);
  border-color: var(--accent); color: var(--accent);
}

/* Study result card */
.exam-study-result {
  background: linear-gradient(135deg, #f0fdf4, #ecfdf5);
  border: 2px solid rgba(16,185,129,0.3);
}
.exam-study-result .exam-result-score { color: #10b981; }

/* Mobile adjustments */
@media (max-width: 640px) {
  .exam-qnum-grid { grid-template-columns: repeat(8, 1fr); }
  .domain-header-row,
  .domain-row { grid-template-columns: 1fr 80px 40px 48px; gap: 6px; }
  .review-filter-tabs { gap: 4px; }
  .review-filter-btn { font-size: 11px; padding: 5px 10px; }
  .ecf-actions { flex-direction: column; }
}

/* ============================================================
   LEETCODE-STYLE COMPETITION PSYCHOLOGY
   ELO · Heatmap · Leaderboard · Contest · Profile Panel
   ============================================================ */

/* ── ELO Rating Toast ──────────────────────────────────────── */
.gm-elo-toast {
  position: fixed; bottom: 90px; right: 20px; z-index: 9000;
  display: flex; align-items: center; gap: 8px;
  background: var(--card, #1e1b4b); border: 1px solid rgba(255,255,255,.1);
  border-radius: 12px; padding: 10px 16px;
  box-shadow: 0 8px 24px rgba(0,0,0,.4);
  opacity: 0; transform: translateX(24px) scale(.95);
  transition: all .3s ease; pointer-events: none;
}
.gm-elo-toast.visible { opacity: 1; transform: translateX(0) scale(1); }
.gm-elo-tier { font-size: 20px; }
.gm-elo-delta { font-size: 15px; font-weight: 800; }
.gm-elo-val { font-size: 13px; color: var(--text3, #94a3b8); font-weight: 600; }

/* ── Profile Panel (XP + Level + ELO + Tier) ─────────────── */
.gm-profile-row {
  display: grid; grid-template-columns: 1fr 1fr; gap: 12px;
  margin-bottom: 18px;
}
@media (max-width: 520px) { .gm-profile-row { grid-template-columns: 1fr; } }

.gm-pp-xp {
  background: linear-gradient(135deg,rgba(var(--lc-rgb,99,102,241),.08),var(--card,#1e1b4b));
  border: 1px solid rgba(var(--lc-rgb,99,102,241),.2);
  border-radius: 16px; padding: 16px 18px;
  display: flex; align-items: center; gap: 14px;
  box-shadow: 0 2px 12px rgba(0,0,0,.15);
}
.gm-pp-icon { font-size: 28px; flex-shrink: 0; }
.gm-pp-body { flex: 1; min-width: 0; }
.gm-pp-top { display: flex; align-items: center; gap: 8px; margin-bottom: 6px; }
.gm-pp-lv { font-size: 11px; font-weight: 700; color: var(--text3,#94a3b8);
  text-transform: uppercase; letter-spacing: .8px; }
.gm-pp-lname { font-size: 13px; font-weight: 700; }
.gm-pp-barrow { display: flex; align-items: center; gap: 8px; margin-bottom: 4px; }
.gm-pp-bar { flex: 1; height: 6px; background: rgba(255,255,255,.08); border-radius: 3px; overflow: hidden; }
.gm-pp-fill { height: 100%; border-radius: 3px; transition: width .8s cubic-bezier(.4,0,.2,1); }
.gm-pp-xpnum { font-size: 12px; font-weight: 700; color: var(--text,#f1f5f9); white-space: nowrap; }
.gm-pp-tonext { font-size: 11px; color: var(--text3,#64748b); }

.gm-pp-elo {
  background: linear-gradient(135deg,var(--tg,rgba(99,102,241,.1)),var(--card,#1e1b4b));
  border: 1px solid rgba(255,255,255,.1); border-radius: 16px; padding: 16px 18px;
  display: flex; align-items: center; gap: 14px;
  box-shadow: 0 0 20px var(--tg, rgba(99,102,241,.1));
  transition: box-shadow .3s;
}
.gm-pp-ticon { font-size: 30px; flex-shrink: 0; }
.gm-pp-elo-body { flex: 1; }
.gm-pp-tname { font-size: 13px; font-weight: 800; margin-bottom: 2px; }
.gm-pp-eloval { font-size: 18px; font-weight: 900; color: var(--text,#f1f5f9); margin-bottom: 2px; }
.gm-pp-eloval span { font-size: 12px; font-weight: 500; color: var(--text3,#94a3b8); }
.gm-pp-tier-next, .gm-pp-tier-max { font-size: 11px; color: var(--text3,#64748b); }

/* ── Activity Heatmap ─────────────────────────────────────── */
.gm-heatmap-wrap {
  background: var(--card,#1e1b4b); border: 1px solid var(--border,rgba(255,255,255,.06));
  border-radius: 16px; padding: 20px; margin-bottom: 18px;
}
.gm-hm-header {
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 8px; margin-bottom: 14px;
}
.gm-hm-title { font-size: 14px; font-weight: 700; color: var(--text,#f1f5f9); }
.gm-hm-counters { display: flex; gap: 14px; }
.gm-hm-cnt { font-size: 12px; color: var(--text3,#94a3b8); }
.gm-hm-cnt strong { color: var(--text,#f1f5f9); }

.gm-hm-scroll-wrap { display: flex; align-items: flex-start; gap: 4px; }
.gm-hm-dow-labels {
  display: flex; flex-direction: column; gap: 3px;
  flex-shrink: 0; padding-top: 15px;
}
.gm-hm-dow-cell {
  height: 12px; width: 18px; font-size: 8px; font-weight: 700;
  color: var(--text3,#64748b); display: flex; align-items: center;
  justify-content: flex-end; flex-shrink: 0; line-height: 1;
}
.gm-hm-scroll { overflow-x: auto; padding-bottom: 4px; flex: 1; min-width: 0; }
.gm-hm-months { display: flex; margin-bottom: 3px; }
.gm-hm-mcell { font-size: 11px; color: var(--text3,#64748b); width: 15px; text-align: center; flex-shrink: 0; font-weight: 600; }
.gm-hm-grid { display: flex; gap: 3px; }
.gm-hm-col { display: flex; flex-direction: column; gap: 3px; }
.gm-hm-cell {
  width: 12px; height: 12px; border-radius: 3px; flex-shrink: 0;
  cursor: default; transition: transform .15s, box-shadow .15s;
  border: 1px solid var(--border,rgba(255,255,255,.04));
}
.gm-hm-cell:hover { transform: scale(1.35); box-shadow: 0 0 6px rgba(99,102,241,.4); z-index: 2; position: relative; }
.gm-hm-l0 { background: var(--card2,#1e293b); border-color: var(--border,rgba(255,255,255,.05)); }
.gm-hm-l1 { background: rgba(99,102,241,.2); border-color: rgba(99,102,241,.15); }
.gm-hm-l2 { background: rgba(99,102,241,.4); border-color: rgba(99,102,241,.25); }
.gm-hm-l3 { background: rgba(99,102,241,.65); border-color: rgba(99,102,241,.35); }
.gm-hm-l4 { background: #6366f1; border-color: #4f46e5; box-shadow: 0 0 6px rgba(99,102,241,.5); }
.gm-hm-today {
  position: relative; z-index: 1;
  box-shadow: 0 0 0 2px var(--accent,#818cf8), 0 0 8px rgba(129,140,248,.35) !important;
  border-radius: 4px !important;
}
.gm-hm-record {
  outline: 1.5px solid rgba(245,158,11,.65);
  outline-offset: 0px;
  border-radius: 3px;
}
.gm-hm-before-join {
  opacity: .18;
  cursor: default;
}
.gm-hm-future {
  background: var(--card2, #1e293b);
  border: 1px solid rgba(99,102,241,.45);
  opacity: .6;
  cursor: default;
}
.gm-hm-future:hover { transform: none; box-shadow: none; }
.gm-hm-today-label {
  display: inline-block;
  font-size: 11px; font-weight: 800; color: var(--accent,#818cf8);
  background: var(--card2,#1e293b); padding: 2px 10px;
  border-radius: 6px; border: 1px solid var(--accent,#818cf8);
  margin-bottom: 8px;
}
.gm-hm-today-label span { font-weight: 400; color: var(--text3,#94a3b8); }

.gm-hm-legend {
  display: flex; align-items: center; gap: 4px; margin-top: 10px;
  justify-content: flex-end;
}
.gm-hm-leg-lbl { font-size: 11px; color: var(--text3,#64748b); }

/* ── Real Leaderboard ─────────────────────────────────────── */
.gm-lb-wrap {
  background: var(--card,#1e1b4b); border: 1px solid rgba(255,255,255,.06);
  border-radius: 16px; margin-top: 8px; margin-bottom: 18px; overflow: hidden;
}
.gm-lb-inner { padding: 20px; }
.gm-lb-head {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 10px;
}
.gm-lb-title { font-size: 15px; font-weight: 800; color: var(--text,#f1f5f9); }
.gm-lb-myrank {
  font-size: 12px; font-weight: 700; color: #818cf8;
  background: rgba(99,102,241,.15); border-radius: 8px; padding: 3px 10px;
}
.gm-lb-social {
  font-size: 13px; color: var(--text2,#cbd5e1);
  background: rgba(99,102,241,.08); border-radius: 10px;
  padding: 8px 12px; margin-bottom: 12px;
}
.gm-lb-social strong { color: #10b981; }
.gm-lb-list {
  display: flex; flex-direction: column; gap: 2px;
  max-height: 400px;
  overflow-y: auto;
  overflow-x: hidden;
  scrollbar-width: thin;
  scrollbar-color: rgba(99,102,241,.4) transparent;
  padding-right: 2px;
}
.gm-lb-list::-webkit-scrollbar { width: 4px; }
.gm-lb-list::-webkit-scrollbar-track { background: transparent; }
.gm-lb-list::-webkit-scrollbar-thumb { background: rgba(99,102,241,.4); border-radius: 4px; }
.gm-lb-list::-webkit-scrollbar-thumb:hover { background: rgba(99,102,241,.7); }
.gm-lb-row {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 12px; border-radius: 10px;
  transition: background .2s;
}
.gm-lb-row:hover { background: rgba(255,255,255,.04); }
.gm-lb-me {
  background: rgba(99,102,241,.12) !important;
  border: 1px solid rgba(99,102,241,.3);
}
.gm-lb-pos {
  font-size: 15px; width: 28px; text-align: center; flex-shrink: 0;
  font-weight: 700; color: var(--text3,#94a3b8);
}
.gm-lb-info { flex: 1; min-width: 0; }
.gm-lb-uname { display: block; font-size: 13px; font-weight: 600; color: var(--text,#f1f5f9); }
.gm-lb-youtag { font-size: 11px; color: #818cf8; font-weight: 700; }
.gm-lb-tier { font-size: 11px; color: var(--text3,#94a3b8); }
.gm-lb-xpval { font-size: 13px; font-weight: 700; color: var(--text,#f1f5f9); white-space: nowrap; }
.gm-lb-sep { text-align: center; padding: 4px 0; color: var(--text3,#64748b); font-size: 13px; }
.gm-lb-empty { padding: 20px; text-align: center; color: var(--text3,#64748b); font-size: 14px; }
.gm-lb-loading { padding: 24px; text-align: center; color: var(--text3,#64748b); font-size: 14px; }
.gm-lb-refresh-btn {
  display: block; width: 100%; margin-top: 12px; padding: 9px;
  background: transparent; border: 1px solid rgba(255,255,255,.08);
  color: var(--text3,#94a3b8); border-radius: 8px; cursor: pointer;
  font-size: 13px; font-weight: 600; transition: all .2s; font-family: inherit;
}
.gm-lb-refresh-btn:hover {
  background: rgba(255,255,255,.06); color: var(--text,#f1f5f9);
}

/* ── Weekly Contest Banner ─────────────────────────────────── */
.gm-contest-banner {
  display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
  background: linear-gradient(135deg,rgba(99,102,241,.12),rgba(124,58,237,.08));
  border: 1px solid rgba(99,102,241,.3); border-radius: 14px;
  padding: 14px 18px; margin-top: 8px; margin-bottom: 0; cursor: pointer;
  transition: all .25s; position: relative; overflow: hidden;
}
.gm-contest-banner::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg,rgba(99,102,241,.05),transparent);
  transition: opacity .25s;
}
.gm-contest-banner:hover { border-color: rgba(99,102,241,.5); transform: translateY(-1px); }
.gm-contest-banner.gm-contest-live {
  background: linear-gradient(135deg,rgba(239,68,68,.14),rgba(220,38,38,.08));
  border-color: rgba(239,68,68,.4);
  animation: contestPulse 2s ease-in-out infinite;
}
@keyframes contestPulse {
  0%,100% { box-shadow: 0 0 0 0 rgba(239,68,68,.2); }
  50%      { box-shadow: 0 0 0 8px rgba(239,68,68,0); }
}
.gm-cb-live-dot {
  width: 10px; height: 10px; border-radius: 50%; background: #ef4444; flex-shrink: 0;
  box-shadow: 0 0 6px #ef4444; animation: liveBlink .8s ease-in-out infinite alternate;
}
@keyframes liveBlink { from { opacity: 1; } to { opacity: .3; } }
.gm-cb-icon { font-size: 24px; flex-shrink: 0; }
.gm-cb-body { flex: 1; min-width: 140px; }
.gm-cb-title { font-size: 14px; font-weight: 800; color: var(--text,#f1f5f9); }
.gm-cb-sub { font-size: 12px; color: var(--text3,#94a3b8); margin-top: 2px; }
.gm-cb-sub strong { color: var(--text,#f1f5f9); }
.gm-cb-prizes { display: flex; gap: 6px; flex-wrap: wrap; }
.gm-prize {
  font-size: 11px; font-weight: 700; color: var(--text,#f1f5f9);
  background: rgba(255,255,255,.07); border-radius: 6px; padding: 3px 8px;
}
.gm-cb-cta {
  background: linear-gradient(135deg,#ef4444,#dc2626); border: none; border-radius: 8px;
  color: #fff; font-size: 13px; font-weight: 700; padding: 9px 16px;
  cursor: pointer; white-space: nowrap; font-family: inherit; transition: opacity .2s;
}
.gm-cb-cta:hover { opacity: .88; }

/* ── Battle Result ELO display ─────────────────────────────── */
.bm-res-elo {
  display: flex; align-items: center; justify-content: center; gap: 12px;
  background: rgba(255,255,255,.06); border-radius: 12px;
  padding: 10px 20px; margin: 12px auto; max-width: 280px;
  border: 1px solid rgba(255,255,255,.08);
}
.bm-res-elo-tier { font-size: 16px; }
.bm-res-elo-delta { font-size: 15px; font-weight: 800; }
.bm-res-elo-val { font-size: 13px; color: rgba(255,255,255,.6); }

/* ── Level Up Overlay ─────────────────────────────────────── */
.gm-levelup-overlay {
  position: fixed; inset: 0; z-index: 10000;
  background: rgba(0,0,0,.7); backdrop-filter: blur(8px);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; transition: opacity .3s;
}
.gm-levelup-overlay.visible { opacity: 1; }
.gm-lu-box {
  position: relative; background: var(--card,#1e1b4b);
  border: 1px solid rgba(255,255,255,.1); border-radius: 24px;
  padding: 40px 32px; max-width: 340px; width: 90%; text-align: center;
  box-shadow: 0 0 60px var(--lc,#6366f1)20, 0 20px 60px rgba(0,0,0,.5);
  overflow: hidden;
}
.gm-lu-glow {
  position: absolute; inset: -50%; z-index: 0; opacity: .2;
  animation: luGlow 2s ease-in-out infinite alternate;
}
@keyframes luGlow { from { opacity: .1; } to { opacity: .3; } }
.gm-lu-particles { position: absolute; inset: 0; z-index: 1; pointer-events: none; }
.gm-lu-p {
  position: absolute; top: 50%; left: 50%; width: 6px; height: 6px;
  border-radius: 50%; margin: -3px;
  animation: luParticle 1.2s ease-out forwards;
  opacity: 0;
}
@keyframes luParticle {
  0%   { opacity: 1; transform: rotate(var(--a)) translateX(0); }
  100% { opacity: 0; transform: rotate(var(--a)) translateX(80px); }
}
.gm-lu-icon { font-size: 52px; position: relative; z-index: 2; margin-bottom: 8px; animation: luBounce .6s ease; }
@keyframes luBounce { 0%,100% { transform: scale(1); } 50% { transform: scale(1.3); } }
.gm-lu-badge {
  position: relative; z-index: 2;
  font-size: 11px; font-weight: 800; letter-spacing: 2px; color: var(--lc,#6366f1);
  text-transform: uppercase; margin-bottom: 4px;
}
.gm-lu-num {
  position: relative; z-index: 2;
  font-size: 32px; font-weight: 900; margin-bottom: 4px;
}
.gm-lu-name {
  position: relative; z-index: 2;
  font-size: 16px; font-weight: 700; color: var(--text,#f1f5f9); margin-bottom: 8px;
}
.gm-lu-next {
  position: relative; z-index: 2;
  font-size: 12px; color: var(--text3,#94a3b8); margin-bottom: 20px;
}
.gm-lu-btn {
  position: relative; z-index: 2;
  display: inline-block; padding: 12px 32px; border: none; border-radius: 12px;
  background: var(--lc,#6366f1); color: #fff; font-size: 14px; font-weight: 700;
  cursor: pointer; font-family: inherit; transition: opacity .2s, transform .2s;
}
.gm-lu-btn:hover { opacity: .9; transform: translateY(-1px); }


/* ═══════════════════════════════════════════════════════
   MOBILE RESPONSIVE — 480px va pastda
   ═══════════════════════════════════════════════════════ */
@media (max-width: 480px) {

  /* ── Navbar ── */
  .navbar { padding: 0 14px; height: 54px; }
  .navbar-brand { font-size: 15px; gap: 8px; }
  .navbar-brand .logo-icon { width: 28px; height: 28px; font-size: 14px; }
  .streak-badge { display: none; }
  .total-progress-pill { display: none; }
  .navbar-right { gap: 8px; }

  /* ── Container ── */
  .container { padding: 0 14px; }

  /* ── Library (Kutubxona) ── */
  .bk-page { padding: 20px 0 40px; }
  .bk-hero-title { font-size: 22px; }
  .bk-grid { grid-template-columns: 1fr; max-width: 100%; gap: 14px; }
  .bk-card-name { font-size: 20px; }
  .bk-cert-chips { gap: 4px; }
  .bk-cert-chip { font-size: 11px; padding: 2px 8px; }

  /* ── Beginner hero ── */
  .b2-hero { padding: 20px 16px 18px; }
  .b2-hero h1 { font-size: 18px; }
  .b2-hero p { font-size: 12px; margin-bottom: 12px; }
  .b2-hero-tag { font-size: 11px; padding: 3px 10px; margin-bottom: 8px; }
  .b2-xp-bar-wrap { gap: 6px; flex-wrap: wrap; }
  .b2-xp-info { font-size: 11px; }
  .b2-streak-row { margin-top: 10px; }
  .b2-streak-badge { font-size: 12px; padding: 4px 10px; }
  .b2-streak-tip { font-size: 11px; }

  /* ── Chapters container ── */
  .b2-chapters { padding: 16px 14px 0; }

  /* ── IT Asoslari (chapter-first) — 3 ta qatorda ── */
  .b2-chapter-first { margin-left: -14px; margin-right: -14px; }
  .b2-chapter-first .b2-lessons-grid {
    flex-wrap: wrap; gap: 8px; padding: 0 2px;
  }
  .b2-chapter-first .b2-lessons-grid .b2-node {
    flex: 1 1 calc(33.33% - 8px); min-width: 90px; padding: 10px 8px;
  }
  .b2-chapter-first .b2-node-title { font-size: 11px; }
  .b2-chapter-first .b2-node-tag { font-size: 11px; }
  .b2-chapter-first .b2-node-icon { font-size: 20px; }

  /* ── Chapters row — vertikal stack ── */
  .b2-chapters-row { flex-direction: column; gap: 0; }
  .b2-chapters-row .b2-chapter { margin-bottom: 20px; }

  /* ── Chapter header ── */
  .b2-chapter-header { padding: 12px 14px; gap: 10px; }
  .b2-chapter-num { width: 30px; height: 30px; font-size: 14px; border-radius: 8px; }
  .b2-chapter-name { font-size: 14px; }
  .b2-chapter-desc { font-size: 11px; }
  .b2-chapter-prog { font-size: 11px; white-space: nowrap; }
  .b2-chapter-body { padding: 12px 14px; }

  /* ── Lesson nodes (boshqa chapterlar) ── */
  .b2-lessons-grid .b2-node { padding: 10px 10px; }
  .b2-node-title { font-size: 11px; }
  .b2-node-tag { font-size: 11px; }
  .b2-node-icon { font-size: 22px; }
  .b2-node-xp { font-size: 10px; padding: 1px 5px; }

  /* ── Lesson view ── */
  .b2-lesson-view { padding: 16px 14px 50px; }
  .b2-lesson-header { flex-direction: column; gap: 10px; }
  .b2-lesson-big-icon { font-size: 40px; padding: 10px; border-radius: 12px; align-self: flex-start; }
  .b2-lesson-title { font-size: 18px; }
  .b2-lesson-tagline { font-size: 13px; }
  .b2-analogy { padding: 12px 14px; gap: 10px; }
  .b2-analogy-emoji { font-size: 26px; }
  .b2-analogy-text { font-size: 13px; }
  .b2-content p { font-size: 13px; }
  .b2-quiz-opt { padding: 10px 12px; font-size: 13px; }
  .b2-quiz-q { font-size: 14px; }
  .b2-complete-btn { padding: 13px; font-size: 14px; }

  /* ── Home page ── */
  .home-hero { padding: 32px 0 24px; }
  .home-hero h1 { font-size: 22px; }
  .home-hero p { font-size: 13px; }

  /* ── Cert cards ── */
  .certs-grid { grid-template-columns: 1fr; gap: 14px; }
  .cert-card { padding: 20px 16px; }
  .cert-card-header { gap: 12px; margin-bottom: 14px; }

  /* ── Topic page ── */
  .content-box { padding: 16px; }
  .quiz-card { padding: 16px; }
  .btn-group { flex-direction: column; gap: 8px; }
  .btn-group .btn { width: 100%; justify-content: center; }

  /* ── Exam page ── */
  .exam-q-num { font-size: 13px; }
  .exam-opts { gap: 8px; }
  .exam-opt { padding: 10px 14px; font-size: 13px; }

  /* ── Auth page ── */
  .auth-layout { grid-template-columns: 1fr; }
  .auth-left { display: none; }
  .auth-right { padding: 20px 16px; }
  .auth-card { padding: 24px 18px; border-radius: 20px; }
  .btn-google-primary { padding: 12px; font-size: 14px; }
  .field-input { font-size: 16px; padding: 10px 14px; }
  .btn-auth { padding: 13px; font-size: 15px; }

  /* ── Modals ── */
  .exam-dark-modal { padding: 24px 18px; margin: 16px; border-radius: 18px; }
  .pricing-modal-overlay { padding: 12px; align-items: flex-start; padding-top: 24px; }
  .pricing-modal { border-radius: var(--radius-lg); padding: 22px 16px 18px; }
  .b2-ob-card { padding: 24px 18px; border-radius: 20px; }
  .b2-chdone-card { padding: 28px 20px; }

  /* ── Footer ── */
  .site-footer { padding: 24px 16px; }
  .sf-grid { grid-template-columns: 1fr 1fr; gap: 20px; }
  .sf-bottom { flex-direction: column; gap: 8px; text-align: center; }

  /* ── Buttons touch targets ── */
  .btn, .btn-auth, .b2-complete-btn, .b2-ob-btn { min-height: 44px; }
  .b2-quiz-opt { min-height: 44px; }
  .b2-ch-opt { min-height: 44px; }

  /* ── Onboarding ── */
  .b2-ob-goals { gap: 8px; }
  .b2-ob-goal { padding: 10px 12px; font-size: 13px; }
  .b2-ob-goal-icon { font-size: 18px; }
  .b2-ob-title { font-size: 18px; }
}

/* ── 360px va juda kichik ekranlar ── */
@media (max-width: 360px) {
  .b2-chapter-first .b2-lessons-grid .b2-node {
    flex: 1 1 calc(50% - 8px);
  }
  .navbar-brand .logo-icon { display: none; }
  .b2-hero h1 { font-size: 16px; }
}

/* ═══════════════════════════════════════════════════════
   BEGINNER MOCK EXAM
   ═══════════════════════════════════════════════════════ */

/* ── Exam taklifi (all-done bo'limida) ── */
.b2-exam-invite {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  background: linear-gradient(135deg,rgba(99,102,241,.12),rgba(139,92,246,.06));
  border: 1.5px solid rgba(99,102,241,.3); border-radius: 16px;
  padding: 20px 22px; margin-top: 16px;
}
.b2-exam-invite-left { display: flex; align-items: flex-start; gap: 14px; flex: 1; }
.b2-exam-invite-icon { font-size: 36px; flex-shrink: 0; }
.b2-exam-invite-title { font-size: 16px; font-weight: 900; color: var(--text); margin-bottom: 4px; }
.b2-exam-invite-sub { font-size: 13px; color: var(--text3); line-height: 1.5; }
.b2-exam-best {
  display: inline-block; margin-top: 4px; font-size: 12px; font-weight: 700;
  color: #10b981; background: rgba(16,185,129,.1);
  padding: 2px 8px; border-radius: 8px;
}
.b2-exam-start-btn {
  padding: 12px 22px; border-radius: 12px; border: none; cursor: pointer;
  background: linear-gradient(135deg,#6366f1,#7c3aed); color: #fff;
  font-size: 14px; font-weight: 800; font-family: 'Inter',sans-serif;
  white-space: nowrap; transition: all .2s; flex-shrink: 0;
}
.b2-exam-start-btn:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(99,102,241,.4); }
@media (max-width: 480px) {
  .b2-exam-invite { flex-direction: column; }
  .b2-exam-start-btn { width: 100%; text-align: center; }
}

/* ── Exam sahifasi ── */
.b2-mex-page { max-width: 680px; margin: 0 auto; padding: 24px 20px 60px; }

.b2-mex-progress {
  height: 5px; background: var(--border); border-radius: 3px;
  margin-bottom: 24px; overflow: hidden;
}
.b2-mex-progress-fill {
  height: 100%; background: linear-gradient(90deg,#6366f1,#7c3aed);
  border-radius: 3px; transition: width .5s ease;
}
.b2-mex-chapter-badge {
  display: inline-block; font-size: 11px; font-weight: 700;
  text-transform: uppercase; letter-spacing: .5px;
  color: #818cf8; background: rgba(99,102,241,.12);
  padding: 3px 12px; border-radius: 20px; margin-bottom: 14px;
}
.b2-mex-q-num { font-size: 13px; font-weight: 700; color: var(--text3); margin-bottom: 8px; }
.b2-mex-q {
  font-size: 18px; font-weight: 800; color: var(--text);
  line-height: 1.4; margin-bottom: 24px;
}
.b2-mex-opts { display: flex; flex-direction: column; gap: 10px; margin-bottom: 28px; }
.b2-mex-opt {
  display: flex; align-items: center; gap: 14px; padding: 14px 18px;
  background: var(--card2,#1e293b); border: 2px solid var(--border);
  border-radius: 14px; cursor: pointer; transition: all .15s;
  font-size: 15px; color: var(--text); font-family: 'Inter',sans-serif;
  text-align: left; width: 100%; min-height: 52px;
}
.b2-mex-opt:hover { border-color: #6366f1; background: rgba(99,102,241,.08); transform: translateX(4px); }
.b2-mex-opt.correct { border-color: #10b981; background: rgba(16,185,129,.12); color: #10b981; pointer-events: none; }
.b2-mex-opt.wrong   { border-color: #ef4444; background: rgba(239,68,68,.1);  color: #ef4444;  pointer-events: none; }
.b2-mex-opt-letter {
  width: 30px; height: 30px; border-radius: 8px; border: 2px solid currentColor;
  display: flex; align-items: center; justify-content: center;
  font-size: 13px; font-weight: 900; flex-shrink: 0;
}
.b2-mex-nav {
  display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px;
}
.b2-mex-nav-btn {
  padding: 10px 20px; border-radius: 10px; border: 1.5px solid var(--border);
  background: var(--card2); color: var(--text); font-size: 14px; font-weight: 700;
  cursor: pointer; font-family: 'Inter',sans-serif; transition: all .15s;
}
.b2-mex-nav-btn:hover { border-color: var(--accent); }
.b2-mex-nav-next, .b2-mex-nav-finish {
  background: linear-gradient(135deg,#6366f1,#7c3aed); color: #fff; border-color: transparent;
}
.b2-mex-footer { text-align: center; font-size: 13px; color: var(--text3); }

/* ── Natija sahifasi ── */
.b2-mex-result { display: flex; flex-direction: column; align-items: center; gap: 20px; }
.b2-mex-score-wrap { position: relative; width: 150px; height: 150px; margin-top: 12px; }
.b2-mex-score-svg { width: 150px; height: 150px; }
.b2-mex-score-inner {
  position: absolute; inset: 0; display: flex; flex-direction: column;
  align-items: center; justify-content: center;
}
.b2-mex-score-pct { font-size: 32px; font-weight: 900; line-height: 1; }
.b2-mex-score-lbl { font-size: 12px; color: var(--text3); margin-top: 2px; }
.b2-mex-verdict {
  font-size: 20px; font-weight: 900; color: var(--text); text-align: center;
}
.b2-mex-verdict-sub { font-size: 14px; color: var(--text3); text-align: center; line-height: 1.6; max-width: 480px; }
.b2-mex-chapters { width: 100%; }
.b2-mex-chapters-title { font-size: 14px; font-weight: 800; color: var(--text); margin-bottom: 12px; }
.b2-mex-res-ch { display: flex; align-items: center; gap: 12px; margin-bottom: 10px; }
.b2-mex-res-ch-name { font-size: 13px; color: var(--text3); min-width: 140px; }
.b2-mex-res-ch-bar { flex: 1; height: 8px; background: var(--border); border-radius: 4px; overflow: hidden; }
.b2-mex-res-ch-fill { height: 100%; border-radius: 4px; transition: width 1s ease; }
.b2-mex-res-ch-pct { font-size: 13px; font-weight: 800; min-width: 36px; text-align: right; }
.b2-mex-weak-note {
  width: 100%; background: rgba(245,158,11,.1); border: 1.5px solid rgba(245,158,11,.3);
  border-radius: 12px; padding: 12px 16px; font-size: 13px; color: var(--text3); line-height: 1.5;
}
.b2-mex-actions { display: flex; gap: 12px; width: 100%; flex-wrap: wrap; }
.b2-mex-action-retry, .b2-mex-action-adv {
  flex: 1; padding: 13px; border-radius: 12px; border: none;
  font-size: 14px; font-weight: 800; cursor: pointer; font-family: 'Inter',sans-serif;
  min-height: 48px; transition: all .2s;
}
.b2-mex-action-retry { background: var(--card2); border: 1.5px solid var(--border); color: var(--text); }
.b2-mex-action-retry:hover { border-color: var(--accent); }
.b2-mex-action-adv { background: linear-gradient(135deg,#059669,#10b981); color: #fff; }
.b2-mex-action-adv:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(16,185,129,.35); }
@media (max-width: 480px) {
  .b2-mex-q { font-size: 16px; }
  .b2-mex-opt { font-size: 14px; padding: 12px 14px; }
  .b2-mex-res-ch-name { min-width: 100px; font-size: 12px; }
  .b2-mex-actions { flex-direction: column; }
}

/* ═══════════════════════════════════════════════════════
   BEGINNER EXAM PAYMENT MODAL
   ═══════════════════════════════════════════════════════ */
.bex-pay-card { max-width: 420px; }

.bex-pay-head { text-align: center; padding-bottom: 18px; border-bottom: 1px solid var(--border); margin-bottom: 18px; }
.bex-pay-icon {
  width: 64px; height: 64px; margin: 0 auto 12px;
  background: linear-gradient(135deg,#059669,#10b981);
  border-radius: 18px; display: flex; align-items: center; justify-content: center;
  font-size: 28px; box-shadow: 0 8px 24px rgba(16,185,129,.35);
}
.bex-pay-title { font-size: 20px; font-weight: 900; color: var(--text); margin: 0 0 4px; }
.bex-pay-sub { font-size: 13px; color: var(--text3); margin: 0; }

.bex-price-block {
  background: linear-gradient(135deg,#059669,#10b981);
  border-radius: 16px; padding: 20px; text-align: center; margin-bottom: 14px;
  box-shadow: 0 8px 28px rgba(16,185,129,.35);
}
.bex-price-amount { font-size: 38px; font-weight: 900; color: #fff; line-height: 1; }
.bex-price-amount span { font-size: 18px; font-weight: 600; opacity: .85; }
.bex-price-sub { font-size: 12px; color: rgba(255,255,255,.8); margin: 4px 0 12px; }
.bex-price-features { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; }
.bex-price-features span { font-size: 12px; color: rgba(255,255,255,.9); background: rgba(255,255,255,.18); padding: 3px 10px; border-radius: 20px; }

.bex-order-row {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  background: rgba(16,185,129,.08); border: 1.5px solid rgba(16,185,129,.3);
  border-radius: 12px; padding: 12px 16px; margin-bottom: 12px;
}
.bex-order-label { font-size: 11px; font-weight: 700; color: #10b981; text-transform: uppercase; letter-spacing: .5px; margin-bottom: 3px; }
.bex-order-id { font-family: 'JetBrains Mono',monospace; font-size: 18px; font-weight: 800; color: var(--text); letter-spacing: 1px; }
.bex-order-hint { font-size: 11px; color: var(--text3); margin-top: 2px; }

.bex-copy-btn {
  background: #10b981; border: none; border-radius: 8px; padding: 8px 14px;
  color: #fff; font-size: 15px; cursor: pointer; font-weight: 700; flex-shrink: 0;
}
.bex-copy-btn.sm { font-size: 13px; padding: 6px 10px; }

.bex-cards {
  background: var(--card2,#1e293b); border: 1px solid var(--border);
  border-radius: 12px; padding: 14px 16px; margin-bottom: 14px;
}
.bex-card-label { font-size: 11px; font-weight: 700; color: var(--accent); text-transform: uppercase; letter-spacing: .5px; margin-bottom: 10px; }
.bex-section-head { font-size: 12px; font-weight: 800; color: var(--text3); margin: 6px 0 8px; padding-bottom: 4px; border-bottom: 1px solid var(--border); }
.bex-card-row {
  display: flex; align-items: center; gap: 10px; margin-bottom: 8px;
}
.bex-card-row:last-child { margin-bottom: 0; }
.bex-card-flag { font-size: 12px; color: var(--text3); min-width: 60px; }
.bex-card-num { font-family: 'JetBrains Mono',monospace; font-size: 13px; font-weight: 600; color: var(--text); flex: 1; }

.bex-tg-btn {
  display: flex; align-items: center; justify-content: center;
  width: 100%; padding: 13px; border-radius: 12px;
  background: linear-gradient(135deg,#6366f1,#7c3aed);
  color: #fff; font-size: 14px; font-weight: 800;
  text-decoration: none; margin-bottom: 8px; transition: all .2s;
  box-sizing: border-box;
}
.bex-tg-btn:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(99,102,241,.4); }
.bex-email-btn {
  display: flex; align-items: center; justify-content: center;
  width: 100%; padding: 13px; border-radius: 12px;
  background: linear-gradient(135deg,#0ea5e9,#0284c7);
  color: #fff; font-size: 14px; font-weight: 800;
  text-decoration: none; margin-bottom: 8px; transition: all .2s;
  box-sizing: border-box;
}
.bex-email-btn:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(14,165,233,.4); }
.bex-tg-hint { text-align: center; font-size: 11px; color: var(--text3); margin: 0; }

/* ── Beginner Exam Intro ──────────────────────────────── */
.b2-mex-intro {
  display: flex; flex-direction: column; align-items: center;
  gap: 20px; max-width: 520px; margin: 0 auto; padding-top: 8px;
}
.b2-mex-intro-icon { font-size: 60px; line-height: 1; }
.b2-mex-intro-title { font-size: 26px; font-weight: 900; color: var(--text); margin: 0; text-align: center; }
.b2-mex-intro-sub { font-size: 14px; color: var(--text3); text-align: center; margin: 0; line-height: 1.5; }
.b2-mex-intro-best {
  background: rgba(16,185,129,.1); border: 1.5px solid rgba(16,185,129,.3);
  border-radius: 20px; padding: 6px 18px; font-size: 13px; color: var(--text3);
}
.b2-mex-intro-best strong { color: #10b981; }
.b2-mex-intro-stats {
  display: grid; grid-template-columns: repeat(4,1fr); gap: 12px; width: 100%;
}
.b2-mex-stat {
  background: var(--card2,#1e293b); border: 1px solid var(--border);
  border-radius: 14px; padding: 16px 8px; text-align: center;
}
.b2-mex-stat-val { font-size: 24px; font-weight: 900; color: #6366f1; }
.b2-mex-stat-lbl { font-size: 11px; color: var(--text3); margin-top: 4px; font-weight: 600; }
.b2-mex-intro-rules {
  background: var(--card2,#1e293b); border: 1px solid var(--border);
  border-radius: 14px; padding: 18px 20px; width: 100%;
}
.b2-mex-intro-rules-title { font-size: 13px; font-weight: 800; color: var(--text); margin-bottom: 12px; }
.b2-mex-rule { font-size: 13px; color: var(--text3); line-height: 1.4; padding: 5px 0; }
.b2-mex-intro-chapters { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; }
.b2-mex-intro-chip {
  background: rgba(99,102,241,.12); border: 1px solid rgba(99,102,241,.25);
  color: #818cf8; font-size: 12px; font-weight: 700;
  padding: 4px 14px; border-radius: 20px;
}
.b2-mex-intro-btn {
  width: 100%; padding: 16px; border-radius: 14px; border: none;
  background: linear-gradient(135deg,#6366f1,#7c3aed);
  color: #fff; font-size: 17px; font-weight: 900; cursor: pointer;
  font-family: 'Inter',sans-serif; transition: all .2s;
  box-shadow: 0 6px 24px rgba(99,102,241,.4);
}
.b2-mex-intro-btn:hover { transform: translateY(-2px); box-shadow: 0 10px 32px rgba(99,102,241,.5); }
.b2-mex-intro-back {
  background: none; border: none; color: var(--text3); font-size: 13px;
  font-weight: 600; cursor: pointer; font-family: 'Inter',sans-serif;
}
.b2-mex-intro-back:hover { color: var(--text); }
@media (max-width: 480px) {
  .b2-mex-intro-stats { grid-template-columns: repeat(2,1fr); }
  .b2-mex-intro-title { font-size: 22px; }
}

/* ── Exam quit button ────────────────────────────────── */
.b2-mex-quit-btn {
  padding: 6px 14px; border-radius: 8px;
  border: 1.5px solid rgba(239,68,68,.35);
  background: rgba(239,68,68,.1); color: #f87171;
  font-size: 12px; font-weight: 700; cursor: pointer;
  font-family: 'Inter',sans-serif; transition: all .15s;
}
.b2-mex-quit-btn:hover { background: rgba(239,68,68,.2); border-color: #ef4444; }

/* ── Scroll reveal (IntersectionObserver bilan) ─────────── */
.scroll-reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.55s cubic-bezier(0.4,0,0.2,1),
              transform 0.55s cubic-bezier(0.4,0,0.2,1);
}
.scroll-reveal.in-view {
  opacity: 1;
  transform: none;
}
@media (prefers-reduced-motion: reduce) {
  .scroll-reveal, .scroll-reveal.in-view { opacity: 1; transform: none; transition: none; }
}

/* ── Leaderboard row stagger entrance ───────────────────── */
@keyframes lbRowIn {
  from { opacity: 0; transform: translateX(-14px); }
  to   { opacity: 1; transform: translateX(0); }
}
.gm-lb-list .gm-lb-row {
  animation: lbRowIn 0.28s cubic-bezier(0.4,0,0.2,1) both;
}
.gm-lb-list .gm-lb-sep {
  animation: lbRowIn 0.28s cubic-bezier(0.4,0,0.2,1) both;
  animation-delay: 0.6s;
}
@media (prefers-reduced-motion: reduce) {
  .gm-lb-list .gm-lb-row, .gm-lb-list .gm-lb-sep { animation: none; }
}

/* ═══════════════════════════════════════════════════════════
   PRICING MODAL — LIGHT MODE OVERRIDES
   Dark mode: CSS variables work well (dark card on dark bg)
   Light mode: --bg=#dbeafe, --card2=#eff6ff (blue tints)
               cause everything to look blue-on-blue.
   These overrides give the modal a clean white/gray palette.
   ═══════════════════════════════════════════════════════════ */

/* Only apply when NOT in dark mode */
:root:not(.dark-mode) .pricing-modal {
  background: #ffffff;
  box-shadow: 0 8px 48px rgba(15,23,42,0.14), 0 2px 8px rgba(15,23,42,0.06);
}

/* Promo header: replace dark-to-blue gradient with warm amber */
:root:not(.dark-mode) .pm-promo-header {
  background: linear-gradient(135deg, #fff7ed 0%, #fef3c7 100%);
  border-color: #fbbf24;
}
:root:not(.dark-mode) .pm-promo-title { color: #92400e; }
:root:not(.dark-mode) .pm-promo-sub   { color: #78350f; }
:root:not(.dark-mode) .pm-promo-sub strong { color: #059669; }
:root:not(.dark-mode) .pm-promo-countdown {
  color: #dc2626;
  background: rgba(220,38,38,0.08);
  border-color: rgba(220,38,38,0.2);
}

/* Social proof bar */
:root:not(.dark-mode) .pm-social-proof {
  background: #f0fdf4;
  border-color: rgba(5,150,105,0.2);
}
:root:not(.dark-mode) .pm-sp-item    { color: #065f46; }
:root:not(.dark-mode) .pm-sp-divider { color: #059669; }

/* ── Plan cards — clean white/gray, not blue ── */
:root:not(.dark-mode) .pm-plan {
  background: #ffffff;
  border-color: #e2e8f0;
  box-shadow: 0 1px 4px rgba(15,23,42,0.04);
}
:root:not(.dark-mode) .pm-plan:hover {
  border-color: #cbd5e1;
  box-shadow: 0 4px 16px rgba(15,23,42,0.08);
}
:root:not(.dark-mode) .pm-free {
  background: #f8fafc;
  border-color: #e2e8f0;
  opacity: 1;
}
:root:not(.dark-mode) .pm-starter {
  background: #ffffff;
  border-color: #e2e8f0;
}
:root:not(.dark-mode) .pm-pro {
  background: linear-gradient(160deg, #eff6ff 0%, #ffffff 60%);
  border-color: #2563eb;
  box-shadow: 0 2px 12px rgba(37,99,235,0.1);
}
:root:not(.dark-mode) .pm-pro:hover {
  box-shadow: 0 4px 20px rgba(37,99,235,0.16);
}
:root:not(.dark-mode) .pm-pro-plus.pm-featured {
  background: linear-gradient(160deg, #f5f3ff 0%, #fdf4ff 60%);
  border-color: #7c3aed;
  box-shadow: 0 2px 16px rgba(124,58,237,0.14);
}
:root:not(.dark-mode) .pm-pro-plus.pm-featured:hover {
  box-shadow: 0 4px 24px rgba(124,58,237,0.22);
}
:root:not(.dark-mode) .pm-team {
  background: linear-gradient(135deg, #f0fdf4 0%, #ecfdf5 100%) !important;
  border-color: #059669 !important;
  box-shadow: 0 2px 12px rgba(5,150,105,0.1) !important;
}

/* ── Billing toggle ── */
:root:not(.dark-mode) .pm-billing-toggle {
  background: #f1f5f9;
}
:root:not(.dark-mode) .pm-billing-btn {
  color: #64748b;
}
:root:not(.dark-mode) .pm-billing-btn.active {
  background: #ffffff;
  color: #0f172a;
  box-shadow: 0 1px 4px rgba(15,23,42,0.12);
}

/* ── Price sub chip ── */
:root:not(.dark-mode) .pm-plan-sub {
  background: #f8fafc;
  border-color: #e2e8f0;
  color: #475569;
}
:root:not(.dark-mode) .pm-pro-plus.pm-featured .pm-plan-sub {
  background: rgba(124,58,237,0.06);
  border-color: rgba(124,58,237,0.2);
  color: #5b21b6;
}

/* ── Feature list ── */
:root:not(.dark-mode) .pm-features li         { color: #374151; }
:root:not(.dark-mode) .pm-features li.pm-highlight { color: #0f172a; }
:root:not(.dark-mode) .pm-features li.pm-locked    { color: #9ca3af; }

/* ── Cert selector (inside Starter) ── */
:root:not(.dark-mode) .pm-cert-selector       { background: #f8fafc; }
:root:not(.dark-mode) .pm-cert-selector-label { color: #64748b; }
:root:not(.dark-mode) .pm-cert-opt {
  background: #ffffff;
  border-color: #e2e8f0;
  color: #374151;
}
:root:not(.dark-mode) .pm-cert-opt:hover {
  background: #eff6ff;
  border-color: #93c5fd;
}
:root:not(.dark-mode) .pm-cert-opt.selected {
  background: #eff6ff;
  border-color: #2563eb;
  color: #1d4ed8;
  box-shadow: 0 0 0 3px rgba(37,99,235,0.1);
}

/* ── CTA buttons ── */
:root:not(.dark-mode) .pm-starter-btn {
  background: #f8fafc;
  color: #1d4ed8;
  border: 1.5px solid #dbeafe;
}
:root:not(.dark-mode) .pm-starter-btn:hover {
  background: #eff6ff;
  border-color: #93c5fd;
}

/* ── Won currency chip ── */
:root:not(.dark-mode) .pm-won-chip {
  background: #f1f5f9;
  border-color: #e2e8f0;
  color: #1d4ed8;
}

/* ── Payment section ── */
:root:not(.dark-mode) .pm-pay-card {
  background: #f8fafc;
  border-color: #e2e8f0;
}
:root:not(.dark-mode) .pm-pay-bank { color: #64748b; }
:root:not(.dark-mode) .pm-pay-num  { color: #0f172a; }

/* ── Close button ── */
:root:not(.dark-mode) .pricing-close {
  background: #f1f5f9;
  color: #64748b;
}
:root:not(.dark-mode) .pricing-close:hover {
  background: #e2e8f0;
  color: #0f172a;
}

/* ── Team use case chip ── */
:root:not(.dark-mode) .pm-team-use-case {
  background: #f0fdf4;
  color: #065f46;
}

/* ── Old price (strikethrough) ── */
:root:not(.dark-mode) .pm-old-price { color: #94a3b8; }

/* ── Current plan badge on Free card ── */
:root:not(.dark-mode) .pm-current-badge { color: #94a3b8; }

/* ── "Mashhur" / best badge still uses gradient colors (fine) ── */

/* Auto-dark users: restore dark appearance ───────────────── */
@media (prefers-color-scheme: dark) {
  :root:not(.light-mode):not(.dark-mode) .pricing-modal,
  :root:not(.light-mode):not(.dark-mode) .pm-promo-header,
  :root:not(.light-mode):not(.dark-mode) .pm-social-proof,
  :root:not(.light-mode):not(.dark-mode) .pm-plan,
  :root:not(.light-mode):not(.dark-mode) .pm-free,
  :root:not(.light-mode):not(.dark-mode) .pm-starter,
  :root:not(.light-mode):not(.dark-mode) .pm-pro,
  :root:not(.light-mode):not(.dark-mode) .pm-pro-plus.pm-featured,
  :root:not(.light-mode):not(.dark-mode) .pm-billing-toggle,
  :root:not(.light-mode):not(.dark-mode) .pm-billing-btn,
  :root:not(.light-mode):not(.dark-mode) .pm-billing-btn.active,
  :root:not(.light-mode):not(.dark-mode) .pm-plan-sub,
  :root:not(.light-mode):not(.dark-mode) .pm-cert-selector,
  :root:not(.light-mode):not(.dark-mode) .pm-cert-opt,
  :root:not(.light-mode):not(.dark-mode) .pm-starter-btn,
  :root:not(.light-mode):not(.dark-mode) .pm-won-chip,
  :root:not(.light-mode):not(.dark-mode) .pm-pay-card,
  :root:not(.light-mode):not(.dark-mode) .pricing-close {
    all: revert;
  }
}

/* ── Coming-soon cards entrance (CSS animation, no observer needed) ── */
@keyframes csCardIn {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 0.8; transform: none; }
}
.cs-reveal {
  animation: csCardIn 0.45s cubic-bezier(0.4,0,0.2,1) both;
}
@media (prefers-reduced-motion: reduce) {
  .cs-reveal { animation: none; }
}

/* ═══════════════════════════════════════════════════════
   MOBILE IMPROVEMENTS — comprehensive 2026
   ═══════════════════════════════════════════════════════ */

/* ── Early bird banner: kompakt 1 qator ── */
@media (max-width: 480px) {
  .early-bird-banner {
    top: 54px;
    padding: 7px 14px;
    flex-direction: row;
    align-items: center;
    gap: 8px;
  }
  .eb-mission { display: none; }
  .eb-main-row { flex: 1; gap: 6px; flex-wrap: nowrap; align-items: center; }
  .eb-main { gap: 6px; flex-wrap: nowrap; align-items: center; }
  .eb-urgency { font-size: 10px; padding: 2px 7px; letter-spacing: 0.5px; }
  .eb-spots { display: none; }
  .eb-divider:first-of-type { display: none; }
  .eb-timer-label { font-size: 11px; white-space: nowrap; }
  .eb-countdown { font-size: 12px; padding: 2px 7px; }
  .eb-actions { width: auto; flex-shrink: 0; gap: 6px; }
  .eb-cta { font-size: 11px; padding: 5px 12px; white-space: nowrap; }
  .eb-channel { display: none; }
}

/* ── Stats row: 2×2 grid ── */
@media (max-width: 520px) {
  .stats-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin-bottom: 20px;
  }
  .stat-chip { padding: 10px 12px; }
  .stat-chip .val { font-size: 18px; }
  .stat-chip .lbl { font-size: 11px; }
}

/* ── Coming-soon grid: 2 ustun ── */
@media (max-width: 640px) {
  .coming-soon-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }
  .coming-soon-card { padding: 20px 14px; }
  .cs-icon-wrap { width: 46px; height: 46px; border-radius: 12px; }
  .cs-icon { font-size: 22px; }
  .cs-name { font-size: 13px; }
  .cs-sub { font-size: 11px; margin-bottom: 10px; }
  .cs-notify-btn { font-size: 11px; padding: 7px 10px; }
}

/* ── Cert section header wrap ── */
@media (max-width: 520px) {
  .cert-section-header {
    flex-wrap: wrap;
    gap: 8px;
    padding: 12px 14px;
  }
  .cert-section-title { font-size: 14px; }
  .cert-section-sub { font-size: 11px; }
  .cert-section-plan-badge { font-size: 11px; padding: 4px 10px; }
}

/* ── Cert cards: ichki elementlar ── */
@media (max-width: 480px) {
  .cert-icon { width: 40px; height: 40px; font-size: 20px; }
  .cert-card h3 { font-size: 15px; }
  .cert-subtitle { font-size: 11px; }
  .meta-pill { font-size: 11px; padding: 2px 8px; }
  .cert-cta { font-size: 12px; padding: 8px 14px; }
  .progress-label { font-size: 11px; }
}

/* ── Home sidebar leaderboard: mobilda yashirish ── */
@media (max-width: 860px) {
  .home-sidebar-left .gm-lb-wrap { display: none; }
  .home-sidebar-left .gm-contest-banner { display: none; }
  .home-sidebar-right { display: none; }
}

/* ── Home hero: unneeded padding ── */
@media (max-width: 480px) {
  .home-hero { padding: 18px 0 16px; }
  .home-main { padding: 12px; }
  .cert-section { margin-bottom: 4px; }
}

/* ── Modals: pastdan chiqsin (sheet style) ── */
@media (max-width: 600px) {
  .pricing-modal-overlay {
    padding: 0;
    align-items: flex-end;
  }
  .exam-dark-modal {
    border-radius: 20px 20px 0 0;
    margin: 0;
    max-height: 92dvh;
    overflow-y: auto;
    width: 100%;
    max-width: 100% !important;
    padding: 24px 20px 32px;
  }
}

/* ── Neon ticker: mobilda sodda ── */
@media (max-width: 480px) {
  .neon-ticker { padding: 6px 0; }
  .nt-msg, .nt-cta, .nt-dash, .nt-dot { display: none; }
  .nt-tech { font-size: 11px; }
  .nt-sep { font-size: 11px; }
}

/* ── Profile dropdown: to'liq kenglik ── */
@media (max-width: 480px) {
  .profile-dropdown {
    left: 8px !important;
    right: 8px !important;
    width: auto !important;
    min-width: unset;
  }
}

/* ── Quick wins grid ── */
@media (max-width: 520px) {
  .qw-grid { grid-template-columns: 1fr 1fr !important; gap: 10px !important; }
  .qw-item { padding: 12px 10px !important; }
  .qw-label { font-size: 11px !important; }
  .qw-val { font-size: 18px !important; }
}

/* ── Weekly stats ── */
@media (max-width: 520px) {
  .ws-grid { grid-template-columns: repeat(3, 1fr) !important; }
  .ws-day-label { font-size: 10px !important; }
  .ws-bar-wrap { height: 48px !important; }
}

/* ── Topic / content page ── */
@media (max-width: 480px) {
  .content-layout { gap: 0; }
  .content-box { padding: 14px 12px; border-radius: 12px; }
  .content-box h3 { font-size: 15px; margin: 20px 0 8px; }
  .content-box p { font-size: 13px; }
  .content-box li { font-size: 13px; }
  .cert-page-hero { padding: 20px 14px; }
  .cert-page-title { font-size: 20px; }
}

/* ── Exam page ── */
@media (max-width: 480px) {
  .exam-card { padding: 16px 14px; }
  .exam-q-text { font-size: 14px; line-height: 1.55; }
  .exam-opt { padding: 11px 14px; font-size: 13px; border-radius: 10px; }
  .exam-progress-bar { height: 4px; }
  .exam-header { padding: 12px 14px; gap: 10px; }
}

/* ── Skeleton loaders ── */
.skel { pointer-events:none; user-select:none; }
.skel-shimmer { background:linear-gradient(90deg,var(--card2) 25%,var(--card) 50%,var(--card2) 75%);background-size:200% 100%;animation:skel-shimmer 1.5s ease-in-out infinite;border-radius:var(--radius-sm); }
@keyframes skel-shimmer { 0%{background-position:200% 0} 100%{background-position:-200% 0} }
.skel-block { height:16px;margin-bottom:8px;width:100%; }
.skel-block.w60 { width:60% }
.skel-block.w40 { width:40% }
.skel-block.w30 { width:30% }
.skel-block.w20 { width:20% }
.skel-card { background:var(--card);border-radius:var(--radius);padding:20px;margin-bottom:16px;box-shadow:var(--shadow); }
.skel-row { display:flex;gap:12px;margin-bottom:12px; }
.skel-avatar { width:40px;height:40px;border-radius:50%;flex-shrink:0; }
.skel-icon { width:48px;height:48px;border-radius:12px;flex-shrink:0; }
.skel-btn { width:120px;height:40px;border-radius:20px; }

/* ── Gamification panels ── */
@media (max-width: 480px) {
  .gm-profile-row { gap: 10px; }
  .gm-xp-bar-wrap { padding: 12px 14px; }
  .gm-heatmap-inner { overflow-x: auto; }
}

/* ── Focus mode (Pomodoro) ── */
.btn-focus { background:none;border:none;font-size:20px;cursor:pointer;padding:6px 8px;border-radius:10px;transition:all 0.2s;opacity:0.7;line-height:1; }
.btn-focus:hover { opacity:1;background:var(--card2);transform:scale(1.1); }
.focus-page { padding:24px 0 60px; }
.focus-card { background:var(--card);border-radius:var(--radius);padding:32px 24px;box-shadow:var(--shadow);text-align:center; }
.focus-header { display:flex;align-items:center;justify-content:space-between;margin-bottom:20px; }
.focus-label { font-size:18px;font-weight:700; }
.focus-settings { display:flex;gap:8px; }
.focus-settings-btn { background:var(--card2);border:1px solid var(--border);border-radius:8px;padding:4px 12px;font-size:12px;cursor:pointer;color:var(--text);transition:all 0.2s; }
.focus-settings-btn:hover { background:var(--accent);color:#fff;border-color:var(--accent); }
.focus-ring { position:relative;width:200px;height:200px;margin:20px auto; }
.focus-ring-svg { width:100%;height:100%;transform:rotate(-90deg); }
.focus-time { position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);font-size:42px;font-weight:800;font-family:'JetBrains Mono',monospace;color:var(--text); }
.focus-controls { display:flex;gap:12px;justify-content:center;margin:16px 0 24px; }
.focus-btn { padding:12px 28px;border-radius:12px;border:none;font-size:15px;font-weight:600;cursor:pointer;transition:all 0.2s; }
.focus-start { background:#6366f1;color:#fff; }
.focus-start:hover { background:#4f46e5;transform:scale(1.03); }
.focus-pause { background:#f59e0b;color:#fff; }
.focus-pause:hover { background:#d97706;transform:scale(1.03); }
.focus-reset { background:var(--card2);color:var(--text);border:1px solid var(--border) !important; }
.focus-reset:hover { background:var(--border); }
.focus-stats { display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-bottom:24px; }
.focus-stat { background:var(--card2);padding:12px 8px;border-radius:12px; }
.focus-stat-val { font-size:22px;font-weight:800;color:var(--accent); }
.focus-stat-lbl { font-size:11px;color:var(--text-muted);margin-top:2px; }
.focus-history { text-align:left; }
.focus-history-title { font-size:14px;font-weight:600;margin-bottom:8px;color:var(--text-muted); }
.focus-history-item { display:flex;align-items:center;gap:8px;padding:8px 10px;border-radius:8px;background:var(--card2);margin-bottom:4px;font-size:13px; }
.fhi-icon { font-size:14px;flex-shrink:0; }
.fhi-label { flex:1;color:var(--text);font-weight:500; }
.fhi-dur { color:var(--text-muted);font-size:12px; }
.fhi-score { font-weight:700;font-size:13px; }
.focus-notification { animation:fadeInUp 0.3s; }
@keyframes fadeInUp { from{opacity:0;transform:translateY(10px)} to{opacity:1;transform:translateY(0)} }
@media (max-width:480px) {
  .focus-card { padding:22px 14px; }
  .focus-ring { width:160px;height:160px; }
  .focus-time { font-size:34px; }
  .focus-stats { gap:6px; }
  .focus-stat { padding:10px 4px; }
  .focus-stat-val { font-size:18px; }
  .focus-btn { padding:10px 20px;font-size:14px; }
}

.btn-cert-pdf {
  background: linear-gradient(135deg, #059669, #10b981) !important;
}
.btn-cert-pdf:hover {
  background: linear-gradient(135deg, #047857, #059669) !important;
}

.sw-update-prompt {
  position:fixed;bottom:20px;left:50%;transform:translateX(-50%);z-index:99998;
  background:var(--card);border:1px solid var(--border);border-radius:14px;
  padding:12px 20px;display:flex;align-items:center;gap:14px;
  box-shadow:0 8px 32px rgba(0,0,0,0.15);animation:swSlideUp 0.3s ease;
}
.sw-update-prompt span { font-size:14px;font-weight:600;color:var(--text);white-space:nowrap; }
.sw-update-prompt button {
  background:#6366f1;color:#fff;border:none;border-radius:10px;padding:8px 18px;
  font-size:13px;font-weight:600;cursor:pointer;transition:all 0.2s;
}
.sw-update-prompt button:hover { background:#4f46e5;transform:scale(1.03); }
@keyframes swSlideUp { from{opacity:0;transform:translateX(-50%) translateY(20px)} to{opacity:1;transform:translateX(-50%) translateY(0)} }
@media(max-width:480px){.sw-update-prompt{bottom:10px;padding:10px 14px;gap:10px}.sw-update-prompt span{font-size:13px}.sw-update-prompt button{padding:6px 14px;font-size:12px}}

/* ================================================================
   DARK MODE OVERRIDES — hardcoded-light components
   ================================================================ */

/* Badge toast */
html.dark-mode .badge-toast {
  background: var(--card);
  border-color: rgba(99,102,241,0.3);
  box-shadow: 0 8px 32px rgba(0,0,0,0.4), 0 2px 8px rgba(99,102,241,0.2);
}

/* Cert section headers */
html.dark-mode .cert-section-foundation {
  background: linear-gradient(135deg, rgba(245,158,11,0.1), rgba(251,191,36,0.06));
  border-color: rgba(251,191,36,0.3);
}
html.dark-mode .cert-section-foundation {
  background: rgba(245,158,11,0.08);
  border-color: rgba(245,158,11,0.18);
}
html.dark-mode .cert-section-advanced {
  background: rgba(79,70,229,0.10);
  border-color: rgba(99,102,241,0.22);
}

/* Coming-soon cards */
html.dark-mode .cs-name { color: var(--text); }
html.dark-mode .cs-sub  { color: var(--text3); }
html.dark-mode .cs-notify-btn {
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.15);
  color: var(--text);
}
html.dark-mode .cs-notify-btn:hover { background: rgba(255,255,255,0.14); }

/* Topic premium lock states */
html.dark-mode .topic-item.premium-locked:hover {
  background: rgba(124,58,237,0.08);
  border-color: rgba(167,139,250,0.4);
}
html.dark-mode .topic-status.preview,
html.dark-mode .topic-status.premium {
  background: rgba(99,102,241,0.15);
  color: #a78bfa;
}

/* Exam locked button */
html.dark-mode .btn-exam-locked {
  background: var(--card2) !important;
  color: var(--text3) !important;
  border-color: rgba(167,139,250,0.4) !important;
}
html.dark-mode .btn-exam-locked:hover {
  background: rgba(124,58,237,0.1) !important;
  color: #a78bfa !important;
  border-color: #7c3aed !important;
}

/* Streak risk banner */
html.dark-mode .streak-risk-banner {
  background: linear-gradient(135deg, #431407, #7c2d12);
  border-bottom-color: #c2410c;
}
html.dark-mode .srb-text  { color: #fed7aa; }
html.dark-mode .srb-close { color: #fb923c; }

/* Daily Challenge widget */
html.dark-mode .daily-challenge-widget { border-color: rgba(99,102,241,0.25); }
html.dark-mode .dc-title    { color: var(--text); }
html.dark-mode .dc-question { color: var(--text2); }
html.dark-mode .dc-option {
  border-color: var(--border);
  background: var(--card2);
  color: var(--text2);
}
html.dark-mode .dc-option:hover {
  border-color: #6366f1;
  background: rgba(99,102,241,0.1);
  color: var(--text);
}
html.dark-mode .dc-letter { background: var(--bg); color: var(--text3); }
html.dark-mode .dc-correct {
  background: rgba(16,185,129,0.12);
  color: #6ee7b7;
  border-color: rgba(16,185,129,0.35);
}
html.dark-mode .dc-wrong {
  background: rgba(239,68,68,0.12);
  color: #fca5a5;
  border-color: rgba(239,68,68,0.35);
}

/* Weekly Stats */
html.dark-mode .ws-title { color: var(--text); }
html.dark-mode .ws-dot   { background: var(--border); }

/* Quick Wins */
html.dark-mode .qw-cert-badge {
  background: var(--card2);
  color: var(--text3);
  border-color: var(--border);
}
html.dark-mode .qw-question { color: var(--text); }
html.dark-mode .qw-opt {
  background: var(--card);
  border-top-color: var(--border);
}
html.dark-mode .qw-opt-btn:hover { background: var(--card2); border-left-color: var(--text3); }
html.dark-mode .qw-opt-letter {
  background: var(--card2);
  color: var(--text3);
  border-color: var(--border);
}
html.dark-mode .qw-opt-text { color: var(--text2); }
html.dark-mode .qw-opt-correct { background: rgba(22,163,74,0.1); }
html.dark-mode .qw-opt-correct .qw-opt-text { color: #4ade80; }
html.dark-mode .qw-opt-wrong { background: rgba(220,38,38,0.1); }
html.dark-mode .qw-opt-wrong .qw-opt-text { color: #fca5a5; }
html.dark-mode .qw-exp-ok  { background: rgba(22,163,74,0.1);  color: #4ade80; }
html.dark-mode .qw-exp-err { background: rgba(220,38,38,0.1);  color: #fca5a5; }
html.dark-mode .qw-next-btn { background: var(--accent); }
html.dark-mode .qw-next-btn:hover { background: var(--accent-hover, #4f46e5); }
html.dark-mode .qw-done .qw-top-row { border-bottom-color: var(--border); }
html.dark-mode .qw-score-big { color: var(--text); }
html.dark-mode .qw-dot-ok  { background: rgba(22,163,74,0.12);  border-color: #16a34a; color: #4ade80; }
html.dark-mode .qw-dot-err { background: rgba(220,38,38,0.12); border-color: #dc2626; color: #fca5a5; }
html.dark-mode .qw-msg { color: var(--text2); }

/* Exam Readiness (ger-*) */
html.dark-mode .ger-bd-bar-wrap { background: var(--card2); }
html.dark-mode .ger-bd-lbl { color: var(--text3); }
html.dark-mode .ger-bd-val { color: var(--text2); }
html.dark-mode .ger-section {
  background: var(--card2);
  border-color: var(--border);
}
html.dark-mode .ger-section-title { color: var(--text3); }
html.dark-mode .ger-weak-item { border-bottom-color: var(--border); }
html.dark-mode .ger-weak-name { color: var(--text2); }
html.dark-mode .ger-next-item {
  background: var(--card2);
  border-color: var(--border);
}
html.dark-mode .ger-next-item:hover {
  border-color: #6366f1;
  background: rgba(99,102,241,0.08);
}
html.dark-mode .ger-next-name { color: var(--text); }
html.dark-mode .ger-plan-row {
  background: linear-gradient(135deg, rgba(99,102,241,0.12), rgba(124,58,237,0.08));
  border-color: rgba(196,181,253,0.3);
}
html.dark-mode .ger-plan-opt {
  background: rgba(255,255,255,0.05);
}
html.dark-mode .ger-plan-best {
  background: rgba(99,102,241,0.15);
  border-color: #6366f1;
}
html.dark-mode .ger-plan-val { color: #c4b5fd; }
html.dark-mode .ger-plan-sub { color: #a78bfa; }
html.dark-mode .ger-complete-msg {
  background: linear-gradient(135deg, rgba(5,150,105,0.15), rgba(16,185,129,0.08));
  border-color: rgba(16,185,129,0.35);
  color: #6ee7b7;
}
html.dark-mode .ger-not-started {
  background: linear-gradient(135deg, rgba(245,158,11,0.1), rgba(251,191,36,0.06));
  border-color: rgba(251,191,36,0.25);
}
html.dark-mode .ger-stat-chip {
  background: var(--card2);
  border-color: var(--border);
}
html.dark-mode .ger-stat-val { color: var(--text); }

/* Exam Readiness — start tip (orange callout) */
html.dark-mode .ger-start-tip {
  background: rgba(249,115,22,0.1);
  border-color: rgba(251,146,60,0.3);
  color: #fed7aa;
}

/* Exam option selected state */
html.dark-mode .exam-option.exam-selected { color: var(--text); }

/* Smart Paywall Modal (pwm-*) */
html.dark-mode .pwm-header { border-bottom-color: var(--border); }
html.dark-mode .pwm-title  { color: var(--text); }
html.dark-mode .pwm-readiness-section {
  background: linear-gradient(135deg, rgba(16,185,129,0.08), rgba(99,102,241,0.06));
  border-color: rgba(196,181,253,0.3);
}
html.dark-mode .pwm-readiness-lbl { color: var(--text3); }
html.dark-mode .pwm-topic-done    { color: var(--text); }
html.dark-mode .pwm-progress-track { background: var(--border); }
html.dark-mode .pwm-faster-card {
  background: var(--card2);
  border-color: var(--border);
}
html.dark-mode .pwm-faster-title { color: var(--text3); }
html.dark-mode .pwm-step-text    { color: var(--text2); }
html.dark-mode .pwm-step-time {
  background: rgba(99,102,241,0.15);
  color: #a78bfa;
}
html.dark-mode .pwm-speed-free {
  background: rgba(239,68,68,0.1);
  border-color: rgba(239,68,68,0.3);
}
html.dark-mode .pwm-speed-pro {
  background: rgba(16,185,129,0.1);
  border-color: rgba(16,185,129,0.3);
}
html.dark-mode .pwm-speed-val { color: var(--text); }

/* Profile dashboard premium tag */
html.dark-mode .pd-premium-tag {
  background: linear-gradient(135deg, rgba(245,158,11,0.15), rgba(251,191,36,0.1));
  border-color: rgba(251,191,36,0.35);
  color: #fcd34d;
}

/* New user discount badge */
html.dark-mode .pm-new-user-disc {
  background: linear-gradient(135deg, rgba(5,150,105,0.15), rgba(16,185,129,0.08));
  border-color: rgba(74,222,128,0.35);
  color: #6ee7b7;
}

/* Referral button (navbar) */
html.dark-mode .btn-referral {
  background: linear-gradient(135deg, rgba(245,158,11,0.2), rgba(251,191,36,0.12));
  border-color: rgba(251,191,36,0.4);
}

/* Google auth buttons — keep near-white bg for Google branding, fix text */
html.dark-mode .btn-google-primary { color: #1e293b; }
html.dark-mode .btn-google-primary:hover { background: #fff; }

/* Pricing modal — "Soon" badge */
html.dark-mode .pm-soon {
  background: rgba(99,102,241,0.15);
  color: #a78bfa;
}

/* Cert category chips (foundation / advanced) */
html.dark-mode .cert-cat-foundation {
  background: rgba(245,158,11,0.12);
  color: #fcd34d;
  border-color: rgba(251,191,36,0.3);
}
html.dark-mode .cert-cat-advanced {
  background: rgba(99,102,241,0.12);
  color: #c4b5fd;
  border-color: rgba(196,181,253,0.3);
}

/* Exam correction feedback chips (ecf-*) */
html.dark-mode .ecf-ok {
  background: rgba(16,185,129,0.1);
  border-color: rgba(16,185,129,0.3);
  color: #6ee7b7;
}
html.dark-mode .ecf-wrong {
  background: rgba(239,68,68,0.1);
  border-color: rgba(239,68,68,0.3);
  color: #fca5a5;
}
html.dark-mode .ecf-flag {
  background: rgba(245,158,11,0.1);
  border-color: rgba(251,191,36,0.3);
  color: #fcd34d;
}
html.dark-mode .ecf-btn-cancel {
  background: var(--card2);
  border-color: var(--border);
  color: var(--text2);
}

/* ================================================================
   CERTMASTER — PREMIUM DESIGN SYSTEM OVERRIDES
   High-quality SaaS-grade components & micro-interactions
   ================================================================ */

/* ── BASE BODY & TYPOGRAPHY ── */
body {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-feature-settings: "cv02","cv03","cv04","cv11";
  text-rendering: optimizeLegibility;
}

/* ── FOCUS VISIBLE — Premium ring ── */
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ── SELECTION ── */
::selection {
  background: rgba(79,70,229,0.15);
  color: var(--text);
}

/* ── SCROLLBAR — Refined ── */
:root { scrollbar-color: rgba(0,0,0,0.15) transparent; scrollbar-width: thin; }
:root.dark-mode { scrollbar-color: rgba(255,255,255,0.1) transparent; }
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(0,0,0,0.12); border-radius: 3px; }
:root.dark-mode ::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.08); }
::-webkit-scrollbar-thumb:hover { background: rgba(0,0,0,0.22); }
:root.dark-mode ::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.14); }

/* ── CONTAINER — Tighter, more professional ── */
.container { max-width: 1520px; margin: 0 auto; padding: 0 24px; }

/* ── PAGE SECTION SPACING ── */
.page { min-height: calc(100vh - 56px); min-height: calc(100dvh - 56px); }

/* ── CERT PAGE HEADER — More spacious ── */
.cert-page-header { padding: 32px 0 24px; }
.cert-page-info h2 {
  font-size: clamp(20px,3.5vw,28px);
  font-weight: 700;
  letter-spacing: -0.4px;
}
.cert-page-info p { font-size: 14px; color: var(--text3); line-height: 1.6; }

/* ── CERT CARD ICON — Refined ── */
.cert-icon {
  width: 46px; height: 46px; border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 24px; flex-shrink: 0;
  border: 1px solid;
  transition: var(--transition-spring);
}
.cert-card:hover .cert-icon { transform: scale(1.1) rotate(-4deg); }

/* ── CERT CARD FOOTER ── */
.cert-card-footer {
  display: flex; justify-content: space-between; align-items: center;
  margin-top: 18px; padding-top: 14px;
  border-top: 1px solid var(--border);
}
.cert-cta {
  display: flex; align-items: center; gap: 4px;
  font-size: 12px; font-weight: 600;
}
.cert-cta .arrow {
  transition: transform 0.2s cubic-bezier(0.34,1.56,0.64,1);
  display: inline-block; font-size: 14px;
}
.cert-card:hover .cert-cta .arrow { transform: translateX(5px); }

/* ── CERT CARD META PILLS ── */
.meta-pill {
  display: flex; align-items: center; gap: 4px;
  background: var(--card2); border: 1px solid var(--border);
  padding: 3px 8px; border-radius: var(--radius-xs);
  font-size: 11px; color: var(--text3);
  font-weight: 500;
  transition: var(--transition);
}
.cert-card:hover .meta-pill { border-color: var(--border2); color: var(--text2); }

/* ── PROGRESS BAR — Cleaner ── */
.progress-bar-track {
  height: 6px; background: var(--bg2); border-radius: 3px; overflow: hidden;
}
.progress-bar-fill {
  height: 100%; border-radius: 3px;
  background: var(--cert-color, var(--accent));
  transition: width 0.7s cubic-bezier(0.4,0,0.2,1);
  position: relative;
}
.progress-bar-fill::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(90deg,transparent 0%,rgba(255,255,255,0.20) 50%,transparent 100%);
  animation: shimmer 2s infinite;
}
@keyframes shimmer { 0%{transform:translateX(-100%)} 100%{transform:translateX(100%)} }

/* ── TOPIC DOTS — Refined ── */
.cert-topics-summary {
  display: flex; gap: 4px; flex-wrap: wrap; margin-top: 12px;
}
.topic-dot {
  width: 8px; height: 8px; border-radius: 50%;
  transition: var(--transition);
}
.topic-dot.done { background: var(--cert-color, var(--success)); }
.topic-dot.active { background: var(--cert-color, var(--accent)); opacity: 0.45; }
.topic-dot.locked { background: var(--border2); opacity: 0.4; }
.cert-card:hover .topic-dot.done  { transform: scale(1.3); }
.cert-card:hover .topic-dot.active { transform: scale(1.15); }

/* ── CERT BADGE — Refined ── */
.cert-badge {
  font-size: 11px; font-weight: 500; padding: 2px 8px;
  border-radius: var(--radius-full, 9999px);
  letter-spacing: 0;
}
.cert-badge.not-started { background: var(--card2); color: var(--text3); border: 1px solid var(--border); }
.cert-badge.in-progress { background: var(--accent-glow); color: var(--accent); border: 1px solid var(--border2); }
.cert-badge.completed { background: var(--success-glow); color: var(--success); border: 1px solid rgba(5,150,105,0.2); }

/* ── MISSION BANNER — More subtle ── */
.home-mission-banner {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  background: var(--accent-glow);
  border: 1px solid var(--border2);
  border-radius: var(--radius);
  padding: 12px 16px;
  margin-bottom: 8px;
  font-size: 13px;
  color: var(--text2);
  line-height: 1.6;
}
.home-mission-banner strong { color: var(--text); }
.hm-icon { font-size: 16px; flex-shrink: 0; margin-top: 1px; }

/* ── QUIZ SECTION ── */
.quiz-section {
  margin-top: 36px;
  border-top: 1px solid var(--border);
  padding-top: 28px;
}
.quiz-header h3 { font-size: 18px; font-weight: 700; margin-bottom: 4px; letter-spacing: -0.2px; }
.quiz-header p { font-size: 13px; color: var(--text3); }
.quiz-progress-bar { margin-top: 12px; }
.quiz-progress-text { font-size: 12px; color: var(--text3); margin-bottom: 5px; font-weight: 500; }
.quiz-bar-track { height: 3px; background: var(--bg2); border-radius: 2px; }
.quiz-bar-fill { height: 100%; border-radius: 2px; background: var(--cert-color, var(--accent)); transition: width 0.4s ease; }

.question-card {
  background: var(--card2); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 24px 22px; margin-bottom: 14px;
}
.question-num {
  font-size: 11px; font-weight: 600; color: var(--text3); margin-bottom: 8px;
  text-transform: uppercase; letter-spacing: 0.5px;
}
.question-text { font-size: 15px; font-weight: 600; margin-bottom: 20px; line-height: 1.55; color: var(--text); }

/* ── QUIZ RESULT CARD ── */
.quiz-result-card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 36px 32px; text-align: center;
  margin-top: 20px; box-shadow: var(--shadow-md);
}
.quiz-result-card.pass { border-color: rgba(5,150,105,0.25); }
.quiz-result-card.fail { border-color: rgba(220,38,38,0.2); }
.result-icon { font-size: 44px; margin-bottom: 14px; }
.result-title { font-size: 22px; font-weight: 700; margin-bottom: 6px; letter-spacing: -0.3px; }
.result-score { font-size: 48px; font-weight: 800; margin: 14px 0; letter-spacing: -2px; }
.result-score.pass-score { color: var(--success); }
.result-score.fail-score { color: var(--error); }
.result-desc { color: var(--text3); font-size: 14px; margin-bottom: 24px; max-width: 380px; margin-left: auto; margin-right: auto; line-height: 1.6; }

/* ── CERT COMPLETE BANNER ── */
.cert-complete-banner {
  background: var(--success-glow);
  border: 1px solid rgba(5,150,105,0.2);
  border-radius: var(--radius-lg);
  padding: 24px 28px; text-align: center; margin: 20px 0;
}
.cert-complete-banner h3 { font-size: 20px; font-weight: 700; color: var(--success); margin-bottom: 6px; }
.cert-complete-banner p { color: var(--text3); font-size: 14px; line-height: 1.6; }

/* ── LOCKED OVERLAY ── */
.locked-overlay {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  padding: 44px; text-align: center;
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius-lg); margin: 20px 0;
  box-shadow: var(--shadow-xs);
}
.locked-overlay .lock-emoji { font-size: 36px; margin-bottom: 12px; opacity: 0.5; }
.locked-overlay h4 { font-weight: 600; margin-bottom: 4px; font-size: 16px; }
.locked-overlay p { color: var(--text3); font-size: 13px; line-height: 1.6; }

/* ── EXPLANATION BOX ── */
.explanation-box {
  display: none; margin-top: 12px;
  background: var(--card2); border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius-sm); padding: 12px 14px;
}
.explanation-box.show { display: flex; gap: 10px; align-items: flex-start; }
.explanation-box p { font-size: 13px; color: var(--text2); margin: 0; line-height: 1.6; }

/* ── INFO CALLOUT ── */
.info-callout {
  display: flex; gap: 10px;
  background: var(--accent-glow); border: 1px solid var(--border2);
  border-radius: var(--radius-sm); padding: 14px; margin: 14px 0;
}
.info-callout .callout-icon { font-size: 16px; flex-shrink: 0; margin-top: 1px; }
.info-callout p { font-size: 13px; margin: 0; color: var(--text2); line-height: 1.6; }

/* ── KEY POINTS CARD ── */
.key-points-card {
  background: var(--card2); border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: 18px; margin: 18px 0;
}
.key-points-card h4 {
  font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.6px;
  color: var(--cert-color, var(--accent)); margin-bottom: 12px;
}
.key-point-item {
  display: flex; align-items: flex-start; gap: 9px;
  margin-bottom: 9px; font-size: 13px; color: var(--text2); line-height: 1.6;
}
.key-point-item .kp-icon { font-size: 14px; flex-shrink: 0; margin-top: 1px; }

/* ── CODE BLOCKS ── */
pre {
  background: var(--card2); border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: 18px; margin: 14px 0;
  overflow-x: auto; font-size: 13px;
  font-family: 'JetBrains Mono', monospace;
  line-height: 1.7; color: var(--text);
  box-shadow: var(--shadow-xs);
}
code {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  background: var(--card2);
  border: 1px solid var(--border);
  border-radius: var(--radius-xs);
  padding: 1px 5px;
  color: var(--accent);
}
pre code { background: none; border: none; padding: 0; color: inherit; }

/* ── TOPICS NAV (sidebar) ── */
.topics-nav-list { display: flex; flex-direction: column; gap: 2px; }
.topics-nav-item {
  display: flex; align-items: center; gap: 9px;
  padding: 7px 9px; border-radius: var(--radius-sm);
  font-size: 12px; transition: var(--transition);
  cursor: default; color: var(--text3);
}
.topics-nav-item.nav-done { color: var(--success); }
.topics-nav-item.nav-active {
  background: var(--cert-glow); color: var(--cert-color, var(--accent));
  font-weight: 600; cursor: default;
}
.topics-nav-item.nav-lock { color: var(--locked-text); }
.topics-nav-item.nav-clickable { cursor: pointer; }
.topics-nav-item.nav-clickable:hover { background: var(--card2); color: var(--text2); }
.topics-nav-num {
  width: 20px; height: 20px; border-radius: var(--radius-xs);
  display: flex; align-items: center; justify-content: center;
  font-size: 10px; font-weight: 700; flex-shrink: 0;
  background: var(--card2); border: 1px solid var(--border);
}
.topics-nav-item.nav-done .topics-nav-num { background: var(--success-glow); border-color: rgba(5,150,105,0.25); }
.topics-nav-item.nav-active .topics-nav-num { background: var(--cert-glow); border-color: var(--cert-color, var(--accent)); }

/* ── BREADCRUMB ── */
.topic-breadcrumb {
  font-size: 12px; color: var(--text3); margin-bottom: 6px;
  display: flex; align-items: center; gap: 6px;
}
.topic-breadcrumb span { color: var(--cert-color, var(--accent)); font-weight: 500; }

/* ── CERT TAG (cert page eyebrow) ── */
.cert-page-info .cert-tag {
  display: inline-block;
  font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: 1px;
  padding: 3px 10px; border-radius: var(--radius-full, 9999px);
  margin-bottom: 8px;
  background: var(--cert-glow); color: var(--cert-color, var(--accent));
  border: 1px solid color-mix(in srgb, var(--cert-color, var(--accent)) 20%, transparent);
}

/* ── REVIEW ITEMS ── */
.exam-review-section h3 { font-size: 16px; font-weight: 700; color: var(--text); margin-bottom: 14px; }
.exam-review-item {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 16px 18px;
  margin-bottom: 8px; border-left: 3px solid var(--border);
  box-shadow: var(--shadow-xs);
}
.exam-review-item.review-correct { border-left-color: var(--success); }
.exam-review-item.review-wrong   { border-left-color: var(--error); }
.exam-review-item.review-skipped { border-left-color: var(--text3); }
.review-q-num  { font-size: 11px; font-weight: 600; color: var(--text3); margin-bottom: 5px; }
.review-q-text { font-size: 13px; color: var(--text); font-weight: 600; margin-bottom: 6px; line-height: 1.5; }
.review-ans    { font-size: 12px; color: var(--text2); }
.review-correct-ans { color: var(--success); font-weight: 500; }
.review-exp    { font-size: 12px; color: var(--text3); margin-top: 6px; font-style: italic; line-height: 1.5; }

/* ── MODAL SYSTEM — Premium ── */
.exam-dark-modal {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 28px 24px;
  max-width: 400px; width: 100%;
  box-shadow: var(--shadow-xl);
  animation: slideUp 0.22s cubic-bezier(0.4,0,0.2,1);
  max-height: 90vh; overflow-y: auto;
  overscroll-behavior: contain;
}
@keyframes slideUp {
  from { opacity:0; transform: translateY(16px) scale(0.98); }
  to   { opacity:1; transform: translateY(0) scale(1); }
}
.exam-modal-close {
  position: absolute; top: 12px; right: 12px;
  background: var(--card2); border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  width: 28px; height: 28px; cursor: pointer;
  font-size: 12px; color: var(--text3);
  display: flex; align-items: center; justify-content: center;
  transition: var(--transition);
}
.exam-modal-close:hover { background: var(--border); color: var(--text2); }

/* ── EXAM RESULT STATS ── */
.exam-result-score {
  font-size: 64px; font-weight: 900; line-height: 1;
  margin-bottom: 6px; letter-spacing: -3px;
}
.exam-pass .exam-result-score { color: var(--success); }
.exam-fail .exam-result-score { color: var(--error); }

/* ── RANK PANEL — see .rank-panel above ── */

/* ── PRICING MODAL — see main .pricing-modal-overlay above ── */

/* ── EXAM CHOICE CARDS ── */
.exam-choice-card {
  border: 1px solid var(--border);
  border-radius: var(--radius); padding: 14px;
  margin-bottom: 8px; cursor: pointer;
  transition: var(--transition-md);
  background: var(--card2);
  box-shadow: var(--shadow-xs);
}
.exam-choice-card:hover { border-color: var(--border2); box-shadow: var(--shadow-md); }
.exam-choice-card.active {
  border-color: var(--accent);
  background: var(--accent-glow);
}
.exam-choice-card.weekly { border-color: rgba(5,150,105,0.3); background: var(--success-glow); }
.exam-choice-card.weekly:hover { border-color: var(--success); }
.exam-choice-card.buy { border-color: rgba(217,119,6,0.3); background: rgba(217,119,6,0.07); }
.exam-choice-card.buy:hover { border-color: var(--warning); }
.exam-choice-card.disabled { cursor: default; opacity: 0.4; }

/* ── STREAK BADGE (beginner hero) ── */
.b2-streak-badge {
  display: flex; align-items: center; gap: 5px;
  background: rgba(255,255,255,0.18); border-radius: var(--radius-full, 9999px);
  padding: 4px 12px; font-size: 12px; font-weight: 700; color: #fff;
  border: 1px solid rgba(255,255,255,0.2);
}

/* ── BEGINNER HERO ── */
.b2-hero {
  background: #059669;
  padding: 28px 24px 24px; color: #fff; position: relative; overflow: hidden;
}
.b2-hero::before {
  content:''; position:absolute; inset:0;
  background: radial-gradient(circle at 85% 40%,rgba(255,255,255,0.10) 0%,transparent 55%);
  pointer-events:none;
}

/* ── COMPLETE BUTTON ── */
.b2-complete-btn {
  display: block; width: 100%; padding: 13px;
  border-radius: var(--radius);
  border: none; background: var(--success);
  color: #fff; font-size: 15px; font-weight: 700; cursor: pointer;
  font-family: 'Inter',sans-serif; margin-top: 20px;
  transition: var(--transition-md);
  box-shadow: 0 1px 4px rgba(5,150,105,0.3);
}
.b2-complete-btn:hover {
  background: #047857;
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(5,150,105,0.35);
}
.b2-complete-btn:disabled { background: var(--border); color: var(--text3); cursor: default; box-shadow: none; transform: none; }

/* ── CHAPTER HEADERS ── */
.b2-chapter-header {
  border-radius: var(--radius) var(--radius) 0 0;
  padding: 14px 18px;
}

/* ── CHAPTER BODY ── */
.b2-chapter-body {
  background: var(--card); border: 1px solid var(--border);
  border-top: none; border-radius: 0 0 var(--radius) var(--radius);
  padding: 14px 18px;
}

/* ── DAILY CHALLENGE CARD ── */
.b2-daily-card {
  border-radius: var(--radius-lg); padding: 16px 18px; margin: 0 0 18px;
  cursor: pointer; transition: var(--transition-md);
  position: relative; overflow: hidden;
}
.b2-daily-pending {
  background: var(--success-glow);
  border: 1px solid rgba(5,150,105,0.3);
}
.b2-daily-pending:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.b2-daily-done {
  background: var(--card2); border: 1px solid var(--border); cursor: default;
}

/* ── ADVANCED PROMPT BUTTON (b2-adv-btn) ── */
.b2-adv-btn {
  flex-shrink: 0; width: 120px;
  background: var(--card2);
  border: 1px solid var(--border2); border-radius: var(--radius-lg);
  padding: 18px 12px; cursor: pointer; position: relative; overflow: hidden;
  transition: var(--transition-md);
  display: flex; flex-direction: column; align-items: center; gap: 5px;
  text-align: center; color: var(--text);
  animation: none;
  box-shadow: var(--shadow-sm, var(--shadow-xs));
}
.b2-adv-btn:hover {
  border-color: var(--accent); background: var(--accent-glow);
  transform: translateY(-2px); box-shadow: var(--shadow-md);
}
.b2-adv-btn::before, .b2-adv-btn::after { display: none; }
.b2-adv-label { font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px; color: var(--text3); }
.b2-adv-title { font-size: 12px; font-weight: 700; color: var(--text); line-height: 1.3; }
.b2-adv-arrow { font-size: 16px; color: var(--accent); }

/* ── ANIMATIONS — Refined, more subtle ── */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

.fade-in { animation: fadeIn 0.25s ease; }
.fade-in-up { animation: fadeInUp 0.3s cubic-bezier(0.4,0,0.2,1) both; }

/* Staggered cert card animation */
.cert-card:nth-child(1) { animation: fadeInUp 0.3s ease 0.04s both; }
.cert-card:nth-child(2) { animation: fadeInUp 0.3s ease 0.08s both; }
.cert-card:nth-child(3) { animation: fadeInUp 0.3s ease 0.12s both; }
.cert-card:nth-child(4) { animation: fadeInUp 0.3s ease 0.16s both; }

/* Staggered topic item animation */
.topic-item:nth-child(1)  { animation: fadeInUp 0.25s ease 0.03s both; }
.topic-item:nth-child(2)  { animation: fadeInUp 0.25s ease 0.06s both; }
.topic-item:nth-child(3)  { animation: fadeInUp 0.25s ease 0.09s both; }
.topic-item:nth-child(4)  { animation: fadeInUp 0.25s ease 0.12s both; }
.topic-item:nth-child(5)  { animation: fadeInUp 0.25s ease 0.15s both; }
.topic-item:nth-child(6)  { animation: fadeInUp 0.25s ease 0.18s both; }
.topic-item:nth-child(7)  { animation: fadeInUp 0.25s ease 0.21s both; }
.topic-item:nth-child(8)  { animation: fadeInUp 0.25s ease 0.24s both; }
.topic-item:nth-child(9)  { animation: fadeInUp 0.25s ease 0.27s both; }
.topic-item:nth-child(10) { animation: fadeInUp 0.25s ease 0.30s both; }

/* ── REDUCED MOTION ── */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ── AUTH MOBILE ── */
@media (max-width: 840px) {
  .auth-layout { grid-template-columns: 1fr; }
  .auth-left { display: none; }
  .auth-right {
    align-items: flex-start;
    padding: 32px 20px;
    background: #09090B;
    border-left: none;
    justify-content: center;
    padding-top: 48px;
  }
  .auth-logo-mobile { display: flex; }
  .auth-card {
    padding: 28px 22px;
    background: rgba(20,20,23,0.95);
  }
}
@media (max-width: 480px) {
  .auth-right { padding: 24px 16px; padding-top: 36px; }
  .auth-card { padding: 24px 18px; border-radius: var(--radius-lg); }
}

/* ── PROFILE DROPDOWN MOBILE ── */
@media (max-width: 640px) {
  .profile-dropdown {
    position: fixed; left: 12px; right: 12px;
    width: auto; bottom: 12px; top: auto;
    border-radius: var(--radius-xl);
  }
}

/* ── DARK MODE CERT CARDS — Proper borders ── */
:root.dark-mode .cert-card[data-cert="aws"] { --cert-color: #F59E0B; --cert-glow: rgba(245,158,11,0.10); }
:root.dark-mode .cert-card[data-cert="tf"]  { --cert-color: #A78BFA; --cert-glow: rgba(167,139,250,0.10); }
:root.dark-mode .cert-card[data-cert="databricks"] { --cert-color: #F87171; --cert-glow: rgba(248,113,113,0.10); }
:root.dark-mode .cert-card[data-cert="google"] { --cert-color: #60A5FA; --cert-glow: rgba(96,165,250,0.10); }
@media (prefers-color-scheme: dark) {
  :root:not(.light-mode):not(.dark-mode) .cert-card[data-cert="aws"] { --cert-color: #F59E0B; --cert-glow: rgba(245,158,11,0.10); }
  :root:not(.light-mode):not(.dark-mode) .cert-card[data-cert="tf"]  { --cert-color: #A78BFA; --cert-glow: rgba(167,139,250,0.10); }
  :root:not(.light-mode):not(.dark-mode) .cert-card[data-cert="databricks"] { --cert-color: #F87171; --cert-glow: rgba(248,113,113,0.10); }
  :root:not(.light-mode):not(.dark-mode) .cert-card[data-cert="google"] { --cert-color: #60A5FA; --cert-glow: rgba(96,165,250,0.10); }
}

/* ── DARK MODE: fix cert-card icon color ── */
:root.dark-mode .cert-card[data-cert="aws"] .cert-icon { background: rgba(245,158,11,0.12); border-color: rgba(245,158,11,0.25); }
:root.dark-mode .cert-card[data-cert="tf"]  .cert-icon { background: rgba(167,139,250,0.12); border-color: rgba(167,139,250,0.25); }
:root.dark-mode .cert-card[data-cert="databricks"] .cert-icon { background: rgba(248,113,113,0.12); border-color: rgba(248,113,113,0.25); }
:root.dark-mode .cert-card[data-cert="google"] .cert-icon { background: rgba(96,165,250,0.12); border-color: rgba(96,165,250,0.25); }

/* ── DARK MODE: cert card heading + CTA colors ── */
:root.dark-mode .cert-card[data-cert="aws"] .cert-cta { color: #F59E0B; }
:root.dark-mode .cert-card[data-cert="aws"] .pct-label { color: #F59E0B; }
:root.dark-mode .cert-card[data-cert="aws"] .cert-cat-chip { background: rgba(245,158,11,0.10); color: #F59E0B; border-color: rgba(245,158,11,0.25); }
:root.dark-mode .cert-card[data-cert="aws"] .progress-bar-fill { background: #F59E0B; }
:root.dark-mode .cert-card[data-cert="aws"] .topic-dot.done { background: #F59E0B; }
:root.dark-mode .cert-card[data-cert="tf"] .cert-cta { color: #A78BFA; }
:root.dark-mode .cert-card[data-cert="tf"] .pct-label { color: #A78BFA; }
:root.dark-mode .cert-card[data-cert="tf"] .cert-cat-chip { background: rgba(167,139,250,0.10); color: #A78BFA; border-color: rgba(167,139,250,0.25); }
:root.dark-mode .cert-card[data-cert="tf"] .progress-bar-fill { background: #A78BFA; }
:root.dark-mode .cert-card[data-cert="tf"] .topic-dot.done { background: #A78BFA; }
:root.dark-mode .cert-card[data-cert="databricks"] .cert-cta { color: #F87171; }
:root.dark-mode .cert-card[data-cert="databricks"] .pct-label { color: #F87171; }
:root.dark-mode .cert-card[data-cert="databricks"] .cert-cat-chip { background: rgba(248,113,113,0.10); color: #F87171; border-color: rgba(248,113,113,0.25); }
:root.dark-mode .cert-card[data-cert="databricks"] .progress-bar-fill { background: #F87171; }
:root.dark-mode .cert-card[data-cert="databricks"] .topic-dot.done { background: #F87171; }
:root.dark-mode .cert-card[data-cert="google"] .cert-cta { color: #60A5FA; }
:root.dark-mode .cert-card[data-cert="google"] .pct-label { color: #60A5FA; }
:root.dark-mode .cert-card[data-cert="google"] .cert-cat-chip { background: rgba(96,165,250,0.10); color: #60A5FA; border-color: rgba(96,165,250,0.25); }
:root.dark-mode .cert-card[data-cert="google"] .progress-bar-fill { background: #60A5FA; }
:root.dark-mode .cert-card[data-cert="google"] .topic-dot.done { background: #60A5FA; }


/* ===== LEADERBOARD PAGE ===== */
.lb-page {
  max-width: 640px;
  margin: 0 auto;
  padding: 32px 16px 60px;
}
.lb-page-header {
  text-align: center;
  margin-bottom: 28px;
}
.lb-page-title {
  font-size: 26px;
  font-weight: 900;
  color: var(--text);
  margin-bottom: 6px;
}
.lb-page-sub {
  font-size: 14px;
  color: var(--text3);
}
.lb-page-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.lb-page-loading,
.lb-page-empty {
  text-align: center;
  padding: 40px 20px;
  color: var(--text3);
  font-size: 14px;
}
.lb-page-row {
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--card);
  border: 1.5px solid var(--border);
  border-radius: 14px;
  padding: 14px 16px;
  transition: border-color 0.18s, box-shadow 0.18s, transform 0.18s;
}
.lb-clickable {
  cursor: pointer;
}
.lb-clickable:hover {
  border-color: var(--accent);
  box-shadow: 0 4px 16px rgba(99,102,241,0.12);
  transform: translateY(-2px);
}
.lb-me {
  border-color: var(--accent);
  background: rgba(99,102,241,0.04);
}
.lb-pos {
  font-size: 18px;
  min-width: 36px;
  font-weight: 700;
  color: var(--text);
  text-align: center;
}
.lb-user-info {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.lb-uname {
  font-size: 14px;
  font-weight: 700;
  color: var(--text);
}
.lb-youtag {
  font-size: 11px;
  color: var(--accent);
  font-weight: 500;
}
.lb-tier {
  font-size: 12px;
}
.lb-xp {
  font-size: 13px;
  font-weight: 700;
  color: var(--text2);
  white-space: nowrap;
}
.lb-arrow {
  font-size: 18px;
  color: var(--text3);
}

/* Clickable leaderboard rows in panel */
.gm-lb-clickable {
  cursor: pointer;
  transition: background 0.15s, transform 0.15s;
  border-radius: 8px;
}
.gm-lb-clickable:hover {
  background: rgba(99,102,241,0.08);
  transform: translateX(3px);
}

/* ===== DAILY QUOTE CARD ===== */
.dq-card {
  background: var(--card);
  border: 1.5px solid var(--border);
  border-radius: 18px;
  padding: 28px 24px 22px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  text-align: center;
  min-height: 200px;
  justify-content: center;
  position: relative;
  overflow: hidden;
}
.dq-card::before {
  content: '';
  position: absolute;
  top: -30px;
  right: -30px;
  width: 120px;
  height: 120px;
  background: radial-gradient(circle, rgba(99,102,241,0.12) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}
.dq-icon {
  font-size: 32px;
  line-height: 1;
  filter: drop-shadow(0 2px 8px rgba(99,102,241,0.3));
}
.dq-text {
  font-size: 15px;
  font-weight: 500;
  color: var(--text1);
  line-height: 1.65;
  font-style: italic;
  margin: 0;
  border: none;
  padding: 0;
}
.dq-author {
  font-size: 13px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.4px;
}
.dq-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--text3);
  text-transform: uppercase;
  letter-spacing: 1px;
  background: rgba(99,102,241,0.08);
  padding: 3px 10px;
  border-radius: 20px;
}

/* ===== BEGINNER SWITCH BUTTON (Advanced → Beginner) ===== */
.v2-beginner-switch-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 24px;
  background: linear-gradient(135deg, #10b981, #059669);
  color: #fff;
  border: none;
  border-radius: 14px;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  box-shadow: 0 4px 20px rgba(16,185,129,0.35);
  animation: bsb-pulse 2.5s ease-in-out infinite;
}
.v2-beginner-switch-btn:hover {
  transform: translateY(-3px) scale(1.03);
  box-shadow: 0 8px 28px rgba(16,185,129,0.45);
  animation: none;
}
.v2-beginner-switch-btn::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -60%;
  width: 40%;
  height: 200%;
  background: rgba(255,255,255,0.25);
  transform: skewX(-20deg);
  animation: bsb-shine 3s ease-in-out infinite;
}
.v2-bsb-icon { font-size: 18px; }
.v2-bsb-text { font-size: 14px; letter-spacing: 0.3px; }
.v2-bsb-arrow {
  font-size: 18px;
  transition: transform 0.2s ease;
}
.v2-beginner-switch-btn:hover .v2-bsb-arrow {
  transform: translateX(4px);
}

@keyframes bsb-pulse {
  0%, 100% { box-shadow: 0 4px 20px rgba(16,185,129,0.35); }
  50% { box-shadow: 0 4px 32px rgba(16,185,129,0.6), 0 0 0 6px rgba(16,185,129,0.1); }
}
@keyframes bsb-shine {
  0% { left: -60%; }
  60%, 100% { left: 140%; }
}

/* ===== MOBILE BOTTOM NAVIGATION ===== */
.mobile-bottom-nav {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--card);
  border-top: 1px solid var(--border);
  z-index: 200;
  padding-bottom: env(safe-area-inset-bottom, 0px);
}

.mbn-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  padding: 8px 4px;
  border: none;
  background: none;
  color: var(--text3);
  font-size: 10px;
  font-weight: 500;
  cursor: pointer;
  transition: color 0.15s;
}
.mbn-item.active { color: var(--accent); }
.mbn-item:active { opacity: 0.7; }
.mbn-item svg { flex-shrink: 0; }

@media (max-width: 768px) {
  .mobile-bottom-nav {
    display: flex;
    align-items: stretch;
  }
  .page, .v2-page {
    padding-bottom: calc(64px + env(safe-area-inset-bottom, 0px));
  }
}

/* ===== NAVBAR PRO BUTTON ===== */
.nav-pro-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 6px 14px;
  border: none;
  border-radius: 20px;
  background: linear-gradient(135deg, #6366f1, #7c3aed);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  font-family: inherit;
  cursor: pointer;
  box-shadow: 0 2px 10px rgba(99,102,241,0.35);
  transition: var(--transition);
}
.nav-pro-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(99,102,241,0.5);
}
@media (max-width: 480px) {
  .nav-pro-btn { padding: 6px 10px; }
  .nav-pro-txt { display: none; }
}