/* ProveYourIQ - Dark Premium Design System v2 */

@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;600;700;800&family=DM+Mono:wght@300;400;500&display=swap');

/* ─── CSS VARIABLES ──────────────────────────────────────────────────────────── */
:root {
  --bg-primary: #080a0f;
  --bg-secondary: #0d1117;
  --bg-card: #111620;
  --bg-hover: #161c28;
  --accent-cyan: #00f5d4;
  --accent-purple: #7b2fff;
  --accent-red: #ff3c6e;
  --accent-blue: #00b4ff;
  --text-primary: #e8eaf0;
  --text-secondary: #8892a4;
  --text-muted: #4a5568;
  --border: rgba(255,255,255,0.07);
  --border-accent: rgba(0,245,212,0.25);
  --glow-cyan: 0 0 30px rgba(0,245,212,0.15);
  --glow-purple: 0 0 30px rgba(123,47,255,0.15);
  --font-display: 'Syne', sans-serif;
  --font-mono: 'DM Mono', monospace;
  --radius: 12px;
  --radius-lg: 20px;
  --transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ─── RESET & BASE ────────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-display);
  min-height: 100vh;
  overflow-x: hidden;
  line-height: 1.6;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.03'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 0;
  opacity: 0.4;
}

/* ─── TYPOGRAPHY ──────────────────────────────────────────────────────────────── */
h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 800; line-height: 1.1; }
p { color: var(--text-secondary); }
a { color: var(--accent-cyan); text-decoration: none; transition: opacity var(--transition); }
a:hover { opacity: 0.8; }
.mono { font-family: var(--font-mono); }

/* ─── LAYOUT ──────────────────────────────────────────────────────────────────── */
.container { max-width: 1100px; margin: 0 auto; padding: 0 24px; position: relative; z-index: 1; }
.container--narrow { max-width: 720px; margin: 0 auto; padding: 0 24px; position: relative; z-index: 1; }

/* ─── BACKGROUND EFFECTS ──────────────────────────────────────────────────────── */
.bg-orb { position: fixed; border-radius: 50%; filter: blur(80px); pointer-events: none; z-index: 0; }
.bg-orb--cyan { width: 600px; height: 600px; background: radial-gradient(circle, rgba(0,245,212,0.06) 0%, transparent 70%); top: -200px; right: -200px; animation: orb-drift 20s ease-in-out infinite alternate; }
.bg-orb--purple { width: 500px; height: 500px; background: radial-gradient(circle, rgba(123,47,255,0.06) 0%, transparent 70%); bottom: -200px; left: -200px; animation: orb-drift 25s ease-in-out infinite alternate-reverse; }
@keyframes orb-drift { 0% { transform: translate(0, 0); } 100% { transform: translate(40px, 30px); } }

/* ─── NAVBAR ──────────────────────────────────────────────────────────────────── */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  padding: 16px 0;
  background: rgba(8,10,15,0.95);
  -webkit-backdrop-filter: blur(20px);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}
@supports not (backdrop-filter: blur(1px)) {
  .navbar { background: rgba(8,10,15,0.98); }
  [data-theme="light"] .navbar { background: rgba(244,246,251,0.98); }
  [data-theme="neon"] .navbar { background: rgba(2,4,8,0.98); }
}
.navbar__inner { display: flex; align-items: center; justify-content: space-between; }
.navbar__logo { font-family: var(--font-display); font-weight: 800; font-size: 1.2rem; color: var(--text-primary); letter-spacing: -0.02em; }
.navbar__logo span { color: var(--accent-cyan); }
.navbar__cta { font-family: var(--font-mono); font-size: 0.8rem; color: var(--accent-cyan); border: 1px solid var(--border-accent); padding: 8px 16px; border-radius: 6px; transition: all var(--transition); }
.navbar__cta:hover { background: rgba(0,245,212,0.1); opacity: 1; }

/* ─── HERO ────────────────────────────────────────────────────────────────────── */
.hero { padding: 160px 0 100px; text-align: center; }
.hero__eyebrow { font-family: var(--font-mono); font-size: 0.75rem; color: var(--accent-cyan); letter-spacing: 0.15em; text-transform: uppercase; margin-bottom: 20px; display: inline-block; padding: 6px 14px; border: 1px solid var(--border-accent); border-radius: 100px; background: rgba(0,245,212,0.05); }
.hero__title { font-size: clamp(2.8rem, 7vw, 5.5rem); font-weight: 800; letter-spacing: -0.03em; margin-bottom: 24px; line-height: 1.05; color: var(--text-primary); }
.hero__title .highlight { background: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; color: transparent; }
.hero__subtitle { font-size: 1.15rem; color: var(--text-secondary); max-width: 560px; margin: 0 auto 48px; line-height: 1.7; }
.hero__actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; margin-bottom: 16px; }
.hero__microcopy { font-family: var(--font-mono); font-size: 0.75rem; color: var(--text-muted); margin-bottom: 40px; }
.hero__stats { display: flex; gap: 48px; justify-content: center; flex-wrap: wrap; margin-top: 40px; }
.hero__stat { text-align: center; }
.hero__stat-num { font-family: var(--font-mono); font-size: 1.8rem; font-weight: 500; color: var(--accent-cyan); display: block; }
.hero__stat-label { font-size: 0.8rem; color: var(--text-muted); font-family: var(--font-mono); text-transform: uppercase; letter-spacing: 0.1em; }

/* ─── SOCIAL PROOF BAR ────────────────────────────────────────────────────────── */
.social-proof-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  background: rgba(0,245,212,0.04);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius);
  padding: 16px 32px;
  max-width: 560px;
  margin: 0 auto 40px;
  flex-wrap: wrap;
}
.social-proof-item { display: flex; align-items: center; gap: 8px; padding: 4px 20px; }
.social-proof-icon { font-size: 1rem; }
.social-proof-num { font-family: var(--font-mono); font-size: 1rem; font-weight: 500; color: var(--accent-cyan); }
.social-proof-label { font-family: var(--font-mono); font-size: 0.72rem; color: var(--text-muted); }
.social-proof-divider { width: 1px; height: 28px; background: var(--border); }

/* ─── DIFFERENTIATOR BANNER ───────────────────────────────────────────────────── */
.differentiator-banner {
  padding: 20px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: rgba(123,47,255,0.04);
}
.differentiator-inner { text-align: center; }
.differentiator-text {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--text-secondary);
  letter-spacing: 0.04em;
}
.differentiator-text strong { color: var(--accent-cyan); }

/* ─── BUTTONS ─────────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all var(--transition);
  border: none;
  text-decoration: none;
}
.btn--primary { background: var(--accent-cyan); color: #080a0f; box-shadow: 0 0 30px rgba(0,245,212,0.3); }
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 0 50px rgba(0,245,212,0.5); opacity: 1; color: #080a0f; }
.btn--glow { animation: btn-pulse 3s ease-in-out infinite; }
@keyframes btn-pulse { 0%,100% { box-shadow: 0 0 30px rgba(0,245,212,0.3); } 50% { box-shadow: 0 0 60px rgba(0,245,212,0.55); } }
.btn--outline { background: transparent; color: var(--text-primary); border: 1px solid var(--border); }
.btn--outline:hover { border-color: var(--border-accent); color: var(--accent-cyan); opacity: 1; }
.btn--large { padding: 18px 40px; font-size: 1.05rem; }
.btn--full { width: 100%; justify-content: center; }

/* ─── CARDS ───────────────────────────────────────────────────────────────────── */
.card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 32px; transition: all var(--transition); }
.card:hover { border-color: var(--border-accent); box-shadow: var(--glow-cyan); }

/* ─── SECTIONS ────────────────────────────────────────────────────────────────── */
.section { padding: 80px 0; }
.section__header { text-align: center; margin-bottom: 56px; }
.section__label { font-family: var(--font-mono); font-size: 0.72rem; color: var(--accent-cyan); letter-spacing: 0.15em; text-transform: uppercase; margin-bottom: 12px; display: block; }
.section__title { font-size: clamp(1.8rem, 4vw, 2.8rem); font-weight: 800; letter-spacing: -0.02em; color: var(--text-primary); }

/* ─── DIMENSIONS GRID ─────────────────────────────────────────────────────────── */
.dimensions-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 20px; }
.dimension-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; text-align: center; transition: all var(--transition); }
.dimension-card:hover { border-color: var(--border-accent); transform: translateY(-4px); box-shadow: var(--glow-cyan); }
.dimension-card__icon { font-size: 2rem; margin-bottom: 12px; display: block; }
.dimension-card__name { font-size: 0.9rem; font-weight: 700; color: var(--text-primary); margin-bottom: 8px; }
.dimension-card__desc { font-size: 0.78rem; color: var(--text-muted); line-height: 1.5; }

/* ─── STEPS ───────────────────────────────────────────────────────────────────── */
.steps-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 24px; }
.step { position: relative; padding: 28px; background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); }
.step__number { font-family: var(--font-mono); font-size: 0.7rem; color: var(--accent-cyan); letter-spacing: 0.1em; margin-bottom: 12px; display: block; }
.step__title { font-size: 1rem; font-weight: 700; color: var(--text-primary); margin-bottom: 8px; }
.step__desc { font-size: 0.82rem; color: var(--text-muted); line-height: 1.6; }

/* ─── CTA / FOOTER ────────────────────────────────────────────────────────────── */
.cta-section { padding: 80px 0; text-align: center; }
.cta-box { background: linear-gradient(135deg, rgba(0,245,212,0.06), rgba(123,47,255,0.06)); border: 1px solid var(--border-accent); border-radius: var(--radius-lg); padding: 64px 40px; }
.footer { padding: 32px 0; border-top: 1px solid var(--border); text-align: center; }
.footer p { font-family: var(--font-mono); font-size: 0.75rem; color: var(--text-muted); }

/* ─── TEST PAGE ───────────────────────────────────────────────────────────────── */
.test-page { min-height: 100vh; padding: 100px 0 60px; }
.test-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 24px; flex-wrap: wrap; gap: 16px; }
.test-progress { flex: 1; min-width: 200px; }
.test-progress__label { font-family: var(--font-mono); font-size: 0.72rem; color: var(--text-muted); margin-bottom: 8px; display: flex; justify-content: space-between; }
.progress-bar { height: 4px; background: var(--bg-hover); border-radius: 100px; overflow: hidden; }
.progress-bar__fill { height: 100%; background: linear-gradient(90deg, var(--accent-cyan), var(--accent-purple)); border-radius: 100px; transition: width 0.4s ease; }
.test-timer { font-family: var(--font-mono); font-size: 1.1rem; color: var(--accent-cyan); font-weight: 500; padding: 8px 16px; border: 1px solid var(--border-accent); border-radius: 8px; background: rgba(0,245,212,0.05); }
.test-timer.warning { color: var(--accent-red); border-color: rgba(255,60,110,0.4); }

/* Engagement hint */
.engagement-hint {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(245,166,35,0.08);
  border: 1px solid rgba(245,166,35,0.25);
  border-radius: var(--radius);
  padding: 10px 16px;
  margin-bottom: 16px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: #f5a623;
  animation: fade-in 0.3s ease;
}
.engagement-hint__icon { font-size: 1rem; }

/* Question card */
.question-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 40px; margin-bottom: 24px; animation: fade-in 0.3s ease; }
@keyframes fade-in { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }
.question-badge { font-family: var(--font-mono); font-size: 0.7rem; color: var(--accent-cyan); letter-spacing: 0.12em; text-transform: uppercase; margin-bottom: 16px; display: block; }
.question-text { font-size: 1.15rem; font-weight: 600; color: var(--text-primary); margin-bottom: 24px; line-height: 1.5; }
.visual-area { display: flex; gap: 8px; flex-wrap: wrap; justify-content: center; margin-bottom: 28px; padding: 20px; background: rgba(255,255,255,0.02); border-radius: var(--radius); border: 1px solid var(--border); }
.memory-display { margin-bottom: 16px; }
.memory-countdown { font-family: var(--font-mono); font-size: 0.8rem; color: var(--accent-cyan); margin-top: 12px; }
.choices-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.choice-btn { background: var(--bg-secondary); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px 20px; color: var(--text-primary); font-family: var(--font-display); font-size: 0.9rem; font-weight: 600; cursor: pointer; transition: all var(--transition); text-align: center; display: flex; align-items: center; justify-content: center; min-height: 64px; }
.choice-btn:hover { border-color: var(--border-accent); background: var(--bg-hover); color: var(--accent-cyan); transform: translateY(-2px); }
.choice-btn.selected { border-color: var(--accent-cyan); background: rgba(0,245,212,0.1); color: var(--accent-cyan); }
.choice-btn.correct { border-color: #00f5d4; background: rgba(0,245,212,0.15); color: #00f5d4; }
.choice-btn.incorrect { border-color: var(--accent-red); background: rgba(255,60,110,0.1); color: var(--accent-red); }
.next-btn { width: 100%; margin-top: 16px; }

/* ─── RESULTS PAGE ────────────────────────────────────────────────────────────── */
.results-page { min-height: 100vh; padding: 100px 0 60px; }
.results-hero { text-align: center; margin-bottom: 48px; }
.results-eyebrow { font-family: var(--font-mono); font-size: 0.72rem; color: var(--accent-cyan); letter-spacing: 0.15em; text-transform: uppercase; }

.score-display {
  margin: 32px auto;
  width: 200px; height: 200px;
  border-radius: 50%;
  border: 3px solid var(--accent-cyan);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: radial-gradient(circle at center, rgba(0,245,212,0.08), transparent 70%);
  box-shadow: 0 0 60px rgba(0,245,212,0.2), inset 0 0 40px rgba(0,245,212,0.05);
  animation: score-pulse 3s ease-in-out infinite;
}
@keyframes score-pulse {
  0%,100% { box-shadow: 0 0 60px rgba(0,245,212,0.2), inset 0 0 40px rgba(0,245,212,0.05); }
  50% { box-shadow: 0 0 100px rgba(0,245,212,0.35), inset 0 0 60px rgba(0,245,212,0.1); }
}
.score-number { font-family: var(--font-mono); font-size: 3.5rem; font-weight: 500; color: var(--accent-cyan); line-height: 1; }
.score-label { font-family: var(--font-mono); font-size: 0.65rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.1em; margin-top: 4px; }
.score-badge { display: inline-block; padding: 6px 16px; border-radius: 100px; font-family: var(--font-mono); font-size: 0.8rem; font-weight: 500; margin-top: 12px; }
.percentile-text { font-family: var(--font-mono); font-size: 0.85rem; color: var(--text-secondary); margin-top: 8px; }

/* Comparison bar under percentile */
.comparison-bar {
  max-width: 400px;
  margin: 16px auto 0;
  height: 10px;
  background: var(--bg-hover);
  border-radius: 100px;
  overflow: hidden;
  position: relative;
}
.comparison-fill {
  height: 100%;
  border-radius: 100px;
  background: linear-gradient(90deg, var(--accent-cyan), var(--accent-purple));
  transition: width 1.5s cubic-bezier(0.4,0,0.2,1);
}
.comparison-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent-cyan);
  text-align: center;
  margin-top: 6px;
}

/* Profile card */
.profile-card { background: linear-gradient(135deg, rgba(0,245,212,0.06), rgba(123,47,255,0.06)); border: 1px solid var(--border-accent); border-radius: var(--radius-lg); padding: 32px; text-align: center; margin-bottom: 24px; }
.profile-icon { font-size: 3rem; margin-bottom: 12px; display: block; }
.profile-name { font-size: 1.5rem; font-weight: 800; color: var(--text-primary); margin-bottom: 12px; }
.profile-desc { color: var(--text-secondary); line-height: 1.7; max-width: 480px; margin: 0 auto; }

/* Dimension bars */
.dimension-bars { display: flex; flex-direction: column; gap: 16px; margin-bottom: 24px; }
.dim-bar-row { display: flex; align-items: center; gap: 16px; }
.dim-bar-label { font-family: var(--font-mono); font-size: 0.72rem; color: var(--text-secondary); width: 120px; text-transform: uppercase; letter-spacing: 0.06em; flex-shrink: 0; }
.dim-bar-track { flex: 1; height: 8px; background: var(--bg-hover); border-radius: 100px; overflow: hidden; }
.dim-bar-fill { height: 100%; border-radius: 100px; background: linear-gradient(90deg, var(--accent-cyan), var(--accent-purple)); transition: width 1.2s cubic-bezier(0.4, 0, 0.2, 1); }
.dim-bar-score { font-family: var(--font-mono); font-size: 0.8rem; color: var(--accent-cyan); width: 36px; text-align: right; flex-shrink: 0; }

/* ─── SHARE CARD ──────────────────────────────────────────────────────────────── */
.share-card {
  background: #080a0f;
  border: 1px solid rgba(0,245,212,0.35);
  border-radius: 16px;
  padding: 28px 28px 20px;
  text-align: left;
  max-width: 420px;
  margin: 0 auto;
  box-shadow: 0 0 40px rgba(0,245,212,0.12);
  position: relative;
  overflow: hidden;
}
.share-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, #00f5d4, #7b2fff, #00b4ff);
}
.share-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}
.share-card__brand {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 1rem;
  color: #e8eaf0;
  letter-spacing: -0.02em;
}
.share-card__tagline {
  font-family: 'DM Mono', monospace;
  font-size: 0.65rem;
  color: rgba(0,245,212,0.6);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}
.share-card__score-row {
  display: flex;
  align-items: flex-end;
  gap: 16px;
  margin-bottom: 20px;
}
.share-card__score {
  font-family: 'DM Mono', monospace;
  font-size: 3.5rem;
  font-weight: 500;
  color: #00f5d4;
  line-height: 1;
}
.share-card__score-meta {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-bottom: 6px;
}
.share-card__label {
  font-family: 'DM Mono', monospace;
  font-size: 0.75rem;
  color: #8892a4;
}
.share-card__percentile {
  font-family: 'Syne', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  color: #7b2fff;
}
.share-card__bars {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 16px;
}
.sc-bar-row {
  display: flex;
  align-items: center;
  gap: 8px;
}
.sc-bar-label {
  font-family: 'DM Mono', monospace;
  font-size: 0.6rem;
  color: rgba(255,255,255,0.4);
  width: 60px;
  flex-shrink: 0;
  text-transform: uppercase;
}
.sc-bar-track {
  flex: 1;
  height: 4px;
  background: rgba(255,255,255,0.06);
  border-radius: 100px;
  overflow: hidden;
}
.sc-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, #00f5d4, #7b2fff);
  border-radius: 100px;
}
.sc-bar-score {
  font-family: 'DM Mono', monospace;
  font-size: 0.65rem;
  color: #00f5d4;
  width: 28px;
  text-align: right;
  flex-shrink: 0;
}
.share-card__profile {
  font-family: 'Syne', sans-serif;
  font-size: 0.82rem;
  font-weight: 700;
  color: rgba(255,255,255,0.7);
  margin-bottom: 12px;
}
.share-card__footer {
  font-family: 'DM Mono', monospace;
  font-size: 0.65rem;
  color: rgba(0,245,212,0.4);
  text-align: center;
  border-top: 1px solid rgba(255,255,255,0.06);
  padding-top: 12px;
}

/* ─── SHARE SECTION ───────────────────────────────────────────────────────────── */
.share-section { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 32px; text-align: center; margin-bottom: 24px; }
.share-actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin: 20px 0; }
.share-url { display: flex; gap: 12px; margin: 12px 0; flex-wrap: wrap; }
.share-url input { flex: 1; background: var(--bg-secondary); border: 1px solid var(--border); border-radius: var(--radius); padding: 12px 16px; color: var(--text-primary); font-family: var(--font-mono); font-size: 0.82rem; min-width: 0; }
.share-url input:focus { outline: none; border-color: var(--border-accent); }
.share-btns { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin: 16px 0; }

/* Challenge box */
.challenge-box {
  background: rgba(123,47,255,0.06);
  border: 1px solid rgba(123,47,255,0.25);
  border-radius: var(--radius);
  padding: 20px 24px;
  margin: 20px 0;
  text-align: left;
}
.challenge-box__title {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--accent-purple);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 8px;
  font-weight: 500;
}

/* Viral prompt */
.viral-prompt {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

/* Viewing banner */
.viewing-banner-inner {
  background: rgba(123,47,255,0.1);
  border: 1px solid rgba(123,47,255,0.3);
  border-radius: var(--radius);
  padding: 14px 20px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-secondary);
}

/* Compare grid */
.compare-grid {
  display: grid;
  grid-template-columns: repeat(3,1fr);
  gap: 16px;
  text-align: center;
  margin-bottom: 16px;
}
.compare-item__num { font-family: var(--font-mono); font-size: 1.6rem; color: var(--accent-cyan); display: block; }
.compare-item__label { font-family: var(--font-mono); font-size: 0.65rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.08em; margin-top: 4px; display: block; }
.compare-context { font-family: var(--font-mono); font-size: 0.78rem; color: var(--text-secondary); line-height: 1.6; padding-top: 12px; border-top: 1px solid var(--border); }

/* ─── LOADING ─────────────────────────────────────────────────────────────────── */
.loading-screen { position: fixed; inset: 0; background: var(--bg-primary); display: flex; flex-direction: column; align-items: center; justify-content: center; z-index: 200; }
.spinner { width: 48px; height: 48px; border: 3px solid var(--border); border-top-color: var(--accent-cyan); border-radius: 50%; animation: spin 0.8s linear infinite; margin-bottom: 16px; }
@keyframes spin { to { transform: rotate(360deg); } }
.loading-text { font-family: var(--font-mono); font-size: 0.82rem; color: var(--text-muted); }

/* ─── INTRO CARD ──────────────────────────────────────────────────────────────── */
.intro-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 48px 40px; text-align: center; max-width: 600px; margin: 0 auto; }
.intro-card h1 { font-size: 2rem; margin-bottom: 16px; }
.intro-features { list-style: none; text-align: left; margin: 28px 0; display: flex; flex-direction: column; gap: 12px; }
.intro-features li { display: flex; align-items: flex-start; gap: 12px; font-size: 0.9rem; color: var(--text-secondary); }
.intro-features li::before { content: '→'; color: var(--accent-cyan); font-family: var(--font-mono); flex-shrink: 0; margin-top: 2px; }

/* ─── RESPONSIVE ──────────────────────────────────────────────────────────────── */
@media (max-width: 640px) {
  .hero { padding: 120px 0 60px; }
  .hero__stats { gap: 24px; }
  .choices-grid { grid-template-columns: 1fr; }
  .test-header { flex-direction: column; align-items: flex-start; }
  .question-card { padding: 24px 20px; }
  .intro-card { padding: 32px 20px; }
  .share-url { flex-direction: column; }
  .dim-bar-label { width: 90px; font-size: 0.65rem; }
  .social-proof-bar { gap: 0; padding: 12px 16px; }
  .social-proof-item { padding: 4px 10px; }
  .social-proof-divider { display: none; }
  .compare-grid { grid-template-columns: repeat(3,1fr); gap: 8px; }
}

/* ─── ANIMATIONS ──────────────────────────────────────────────────────────────── */
.animate-in { opacity: 0; transform: translateY(20px); animation: animate-in 0.5s ease forwards; }
@keyframes animate-in { to { opacity: 1; transform: translateY(0); } }
.animate-in:nth-child(1) { animation-delay: 0.1s; }
.animate-in:nth-child(2) { animation-delay: 0.2s; }
.animate-in:nth-child(3) { animation-delay: 0.3s; }
.animate-in:nth-child(4) { animation-delay: 0.4s; }
.animate-in:nth-child(5) { animation-delay: 0.5s; }

/* ─── LIGHT THEME ─────────────────────────────────────────────────────────────── */
[data-theme="light"] {
  --bg-primary: #f4f6fb;
  --bg-secondary: #ffffff;
  --bg-card: #ffffff;
  --bg-hover: #eef1f8;
  --accent-cyan: #0088cc;
  --accent-purple: #6c2bd9;
  --accent-red: #e8003c;
  --accent-blue: #0070e0;
  --text-primary: #0d1117;
  --text-secondary: #4a5568;
  --text-muted: #8892a4;
  --border: rgba(0,0,0,0.09);
  --border-accent: rgba(0,136,204,0.3);
  --glow-cyan: 0 0 20px rgba(0,136,204,0.12);
  --glow-purple: 0 0 20px rgba(108,43,217,0.12);
}
[data-theme="light"] .navbar { background: rgba(244,246,251,0.92); }
[data-theme="light"] body::before { opacity: 0.06; }
[data-theme="light"] .bg-orb--cyan { background: radial-gradient(circle, rgba(0,136,204,0.08) 0%, transparent 70%); }
[data-theme="light"] .bg-orb--purple { background: radial-gradient(circle, rgba(108,43,217,0.07) 0%, transparent 70%); }
[data-theme="light"] .hero__title { color: #0d1117; }
[data-theme="light"] .score-display { box-shadow: 0 0 40px rgba(0,136,204,0.2), inset 0 0 30px rgba(0,136,204,0.05); }
[data-theme="light"] .choice-btn { background: #f4f6fb; color: #0d1117; border-color: rgba(0,0,0,0.12); }
[data-theme="light"] .choice-btn:hover { border-color: var(--accent-cyan); background: rgba(0,136,204,0.07); color: var(--accent-cyan); }
[data-theme="light"] .choice-btn.correct { border-color: #00880a; background: rgba(0,136,10,0.12); color: #00880a; font-weight: 700; }
[data-theme="light"] .choice-btn.incorrect { border-color: #cc0028; background: rgba(204,0,40,0.1); color: #cc0028; font-weight: 700; }
[data-theme="light"] .progress-bar { background: #dde2ed; }
[data-theme="light"] p { color: var(--text-secondary); }
[data-theme="light"] .hero__subtitle { color: #4a5568; }
[data-theme="light"] .section__title { color: #0d1117; }
[data-theme="light"] .step__title { color: #0d1117; }
[data-theme="light"] .dimension-card__name { color: #0d1117; }
[data-theme="light"] .profile-name { color: #0d1117; }
[data-theme="light"] .question-text { color: #0d1117; }
[data-theme="light"] .share-url input { background: #f4f6fb; color: #0d1117; border-color: rgba(0,0,0,0.1); }
[data-theme="light"] .test-timer { background: rgba(0,136,204,0.08); }
[data-theme="light"] .intro-card { background: #ffffff; }
[data-theme="light"] h1, [data-theme="light"] h2, [data-theme="light"] h3 { color: #0d1117; }
[data-theme="light"] .share-card { background: #f4f6fb; border-color: rgba(0,136,204,0.3); }
[data-theme="light"] .share-card__brand { color: #0d1117; }
[data-theme="light"] .social-proof-bar { background: rgba(0,136,204,0.04); }

/* ─── NEON THEME ──────────────────────────────────────────────────────────────── */
[data-theme="neon"] {
  --bg-primary: #020408;
  --bg-secondary: #050a10;
  --bg-card: #07111c;
  --bg-hover: #0a1828;
  --accent-cyan: #00ffea;
  --accent-purple: #bf00ff;
  --accent-red: #ff003c;
  --accent-blue: #00aaff;
  --text-primary: #e0faff;
  --text-secondary: #7ecfdf;
  --text-muted: #3a6070;
  --border: rgba(0,255,234,0.08);
  --border-accent: rgba(0,255,234,0.35);
  --glow-cyan: 0 0 40px rgba(0,255,234,0.25);
  --glow-purple: 0 0 40px rgba(191,0,255,0.2);
}
[data-theme="neon"] .navbar { background: rgba(2,4,8,0.9); border-bottom-color: rgba(0,255,234,0.1); }
[data-theme="neon"] .bg-orb--cyan { background: radial-gradient(circle, rgba(0,255,234,0.1) 0%, transparent 70%); }
[data-theme="neon"] .bg-orb--purple { background: radial-gradient(circle, rgba(191,0,255,0.1) 0%, transparent 70%); }
[data-theme="neon"] .btn--primary { background: var(--accent-cyan); color: #020408; box-shadow: 0 0 40px rgba(0,255,234,0.5); }
[data-theme="neon"] .score-display { border-color: var(--accent-cyan); box-shadow: 0 0 80px rgba(0,255,234,0.3), inset 0 0 60px rgba(0,255,234,0.08); }
[data-theme="neon"] .score-number { color: var(--accent-cyan); }
[data-theme="neon"] .dimension-card:hover, [data-theme="neon"] .card:hover { border-color: rgba(0,255,234,0.3); box-shadow: 0 0 30px rgba(0,255,234,0.1); }
[data-theme="neon"] .choice-btn:hover { border-color: var(--accent-cyan); color: var(--accent-cyan); box-shadow: 0 0 16px rgba(0,255,234,0.15); }
[data-theme="neon"] .progress-bar__fill { background: linear-gradient(90deg, var(--accent-cyan), var(--accent-purple)); box-shadow: 0 0 10px var(--accent-cyan); }
[data-theme="neon"] .dim-bar-fill { box-shadow: 0 0 8px var(--accent-cyan); }
[data-theme="neon"] .share-card { border-color: rgba(0,255,234,0.4); box-shadow: 0 0 60px rgba(0,255,234,0.15); }

/* ─── THEME TOGGLE ────────────────────────────────────────────────────────────── */
.theme-toggle { display: flex; align-items: center; gap: 3px; background: var(--bg-secondary); border: 1px solid var(--border); border-radius: 100px; padding: 3px; margin-right: 8px; }
.theme-btn { width: 28px; height: 28px; border-radius: 50%; border: none; background: transparent; cursor: pointer; display: flex; align-items: center; justify-content: center; font-size: 0.78rem; transition: all 0.2s ease; color: rgba(255,255,255,0.55); }
.theme-btn:hover { background: var(--bg-hover); color: rgba(255,255,255,0.9); }
.theme-btn.active { background: var(--accent-cyan); color: #080a0f; box-shadow: 0 0 10px rgba(0,245,212,0.4); }
[data-theme="neon"] .theme-btn { color: rgba(0,255,234,0.45); }
[data-theme="neon"] .theme-btn:hover { color: rgba(0,255,234,0.9); }
[data-theme="neon"] .theme-btn.active { color: #020408; box-shadow: 0 0 14px rgba(0,255,234,0.6); }
[data-theme="light"] .theme-btn { color: rgba(0,0,0,0.45); }
[data-theme="light"] .theme-btn:hover { color: rgba(0,0,0,0.8); }
[data-theme="light"] .theme-btn.active { color: #ffffff; }
.navbar__right { display: flex; align-items: center; gap: 8px; }