/* Root theme */
:root {
  --accent: #ff3366;
  --accent-2: #e02055; /* darker */
  --text: #0f172a;
  --muted: #475569;
  --bg: #ffffff;
  --bg-soft: #f8fafc;
  --ring: rgba(255, 51, 102, 0.35);
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'PingFang SC', 'Hiragino Sans GB', 'Noto Sans CJK SC', 'Microsoft YaHei', Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.noscript { background: #fff3cd; color: #7a5900; padding: 10px 14px; font-size: 14px; }

.notice {
  display: flex; align-items: center; gap: 8px;
  padding: 10px 14px; font-size: 14px; color: #0f172a;
  background: linear-gradient(90deg, #fff6f9, #ffffff);
  border-bottom: 1px solid #f1f5f9;
}
.badge { background: var(--accent); color: #fff; padding: 3px 8px; border-radius: 999px; font-weight: 600; font-size: 12px; }

.brand { display:flex; align-items:center; justify-content: space-between; padding: 16px; }
.brand__logo { font-weight: 800; font-size: 20px; letter-spacing: 0.2px; }
.brand__meta { color: var(--muted); font-size: 12px; }

main { padding: 8px 16px 96px; }

.hero { background: linear-gradient(180deg, #fff, var(--bg-soft)); border: 1px solid #f1f5f9; border-radius: 16px; padding: 20px; box-shadow: 0 8px 24px rgba(15, 23, 42, 0.06); }
.hero h1 { margin: 0 0 8px; font-size: 28px; line-height: 1.2; }
.subhead { margin: 0 0 16px; color: var(--muted); }
.benefits { margin: 0 0 16px; padding-left: 18px; color: #111827; }
.benefits li { margin-bottom: 6px; }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 12px 18px; border-radius: 12px; border: 1px solid transparent; cursor: pointer; text-decoration: none; font-weight: 700; transition: transform .05s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease; }
.btn:active { transform: translateY(1px); }
.btn--primary { background: linear-gradient(180deg, var(--accent), var(--accent-2)); color: #fff; box-shadow: 0 8px 20px var(--ring); }
.btn--primary:hover { filter: brightness(1.03); }
.btn--outline { background: #fff; color: var(--text); border-color: #e2e8f0; }
.btn--outline:hover { border-color: var(--accent); box-shadow: 0 0 0 4px var(--ring); }
.btn--xl { width: 100%; font-size: 18px; padding: 16px 18px; }

.proof { display:flex; gap: 12px; margin-top: 14px; flex-wrap: wrap; }
.proof__item { display:flex; align-items:center; gap: 8px; color: var(--muted); font-size: 14px; }
.proof__item svg { width: 18px; height: 18px; fill: var(--accent); }

.disclaimer { margin-top: 10px; color: #64748b; font-size: 12px; }

.features { display:grid; grid-template-columns: 1fr; gap: 12px; margin: 18px 0; }
.feature { border: 1px solid #f1f5f9; border-radius: 14px; padding: 14px; background: #fff; }
.feature__icon { width: 36px; height: 36px; border-radius: 8px; background: #fff0f4; display:flex; align-items:center; justify-content:center; margin-bottom: 8px; }
.feature__icon svg { width: 20px; height: 20px; fill: var(--accent); }
.feature h3 { margin: 0 0 6px; font-size: 16px; }
.feature p { margin: 0; color: var(--muted); font-size: 14px; }

.sticky-cta { position: fixed; left: 0; right: 0; bottom: 0; z-index: 50; display:flex; align-items:center; justify-content: space-between; gap: 10px; padding: 10px 14px; background: rgba(255,255,255,0.96); border-top: 1px solid #f1f5f9; backdrop-filter: saturate(180%) blur(8px); box-shadow: 0 -6px 20px rgba(15,23,42,0.08); }
.sticky-cta__left { display:flex; align-items: baseline; gap: 8px; }
.sticky-cta__title { font-weight: 800; }
.sticky-cta__timer { color: var(--accent); font-weight: 800; }

.dev-hint { margin: 12px 16px 80px; color: #b91c1c; background: #fff1f2; border: 1px solid #fecaca; padding: 10px 12px; border-radius: 8px; font-size: 12px; }

/* Quiz */
.quiz { border: 1px solid #f1f5f9; border-radius: 16px; padding: 16px; background: #fff; box-shadow: 0 8px 24px rgba(15, 23, 42, 0.06); }
.quiz__header { display:flex; align-items:center; justify-content: space-between; gap: 12px; margin-bottom: 12px; }
.progress { flex:1; height: 8px; background: #f1f5f9; border-radius: 999px; overflow: hidden; }
.progress__bar { height: 100%; background: linear-gradient(90deg, var(--accent), var(--accent-2)); border-radius: 999px; transition: width .25s ease; }
.quiz__steps { color: var(--muted); font-size: 12px; }
.quiz__card { text-align: center; }
.quiz__q { font-size: 20px; font-weight: 800; margin: 10px 0 14px; }
.quiz__a { display:flex; gap: 10px; }
.quiz__result { text-align: center; }
.quiz__result h2 { margin: 4px 0 6px; }

/* Animations */
@keyframes pulse {
  0% { transform: scale(1); }
  50% { transform: scale(1.02); }
  100% { transform: scale(1); }
}
.pulse { animation: pulse 1.6s ease-in-out infinite; }

@media (min-width: 768px) {
  main { padding: 8px 24px 110px; }
  .hero { padding: 28px; }
  .hero h1 { font-size: 34px; }
  .features { grid-template-columns: repeat(3, 1fr); }
  .btn--xl { width: auto; min-width: 240px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}