:root {
  color-scheme: dark;
  --bg: #090d20;
  --bg-deep: #050817;
  --surface: #151a3a;
  --surface-soft: #1c2147;
  --text: #f7f1e7;
  --muted: #aaa9bd;
  --gold: #e9c77c;
  --gold-light: #ffe6aa;
  --cyan: #78c3d2;
  --pink: #e5a2bd;
  --violet: #aaa0ee;
  --line: rgba(255, 255, 255, .11);
  --shadow: 0 32px 80px rgba(0, 0, 0, .38);
  --radius: 28px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 12% 8%, rgba(62, 72, 154, .2), transparent 28rem),
    radial-gradient(circle at 88% 22%, rgba(120, 195, 210, .09), transparent 26rem),
    var(--bg);
  font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }
img { display: block; max-width: 100%; }
.skip-link { position: fixed; left: 12px; top: -100px; z-index: 99; padding: 10px 14px; background: var(--gold); color: #14162c; }
.skip-link:focus { top: 12px; }

.site-header {
  width: min(1180px, calc(100% - 40px));
  min-height: 76px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
}
.brand { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; font-size: 19px; font-weight: 700; letter-spacing: .08em; }
.brand img { border-radius: 11px; }
nav { display: flex; align-items: center; gap: clamp(16px, 3vw, 36px); }
nav a { color: var(--muted); font-size: 14px; text-decoration: none; transition: color .2s ease; }
nav a:hover, nav a:focus-visible { color: var(--gold-light); }

main, footer { width: min(1180px, calc(100% - 40px)); margin-inline: auto; }
.hero {
  min-height: 720px;
  display: grid;
  grid-template-columns: 1.12fr .88fr;
  align-items: center;
  gap: 60px;
  padding: 70px 0 100px;
}
.eyebrow { margin: 0 0 14px; color: var(--gold); font-size: 13px; font-weight: 700; letter-spacing: .22em; text-transform: uppercase; }
.hero h1 { margin: 0; font-family: "Noto Serif SC", "Songti SC", serif; font-size: clamp(58px, 8vw, 104px); font-weight: 600; line-height: 1.04; letter-spacing: -.04em; }
.hero h1 span { color: var(--gold-light); }
.lead { max-width: 580px; margin: 28px 0 0; color: #c8c5d2; font-size: clamp(18px, 2.2vw, 23px); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 38px; }
.button { display: inline-flex; min-height: 50px; align-items: center; justify-content: center; padding: 0 24px; border: 1px solid var(--line); border-radius: 999px; font-weight: 700; text-decoration: none; transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease; }
.button:hover, .button:focus-visible { transform: translateY(-2px); }
.button.primary { color: #17182a; background: linear-gradient(110deg, var(--gold-light), #d9ab55); box-shadow: 0 12px 34px rgba(233, 199, 124, .18); }
.button.secondary { color: var(--text); background: rgba(255, 255, 255, .035); }
.button.disabled { cursor: default; user-select: none; }
.button.disabled:hover { transform: none; }
.availability { margin: 17px 0 0; color: var(--muted); font-size: 13px; }
.availability strong { color: var(--text); }

.hero-symbol { position: relative; display: grid; min-height: 440px; place-items: center; }
.hero-symbol::before { content: ""; position: absolute; width: 330px; height: 330px; border-radius: 50%; background: rgba(233, 199, 124, .16); filter: blur(70px); }
.hero-symbol img { position: relative; z-index: 2; width: min(280px, 70%); border-radius: 30%; filter: drop-shadow(0 35px 60px rgba(0, 0, 0, .44)); animation: float 7s ease-in-out infinite; }
.orbit { position: absolute; border: 1px solid rgba(233, 199, 124, .29); border-radius: 50%; transform: rotate(-18deg); }
.orbit::after { content: ""; position: absolute; left: 9%; top: 15%; width: 10px; height: 10px; border-radius: 50%; background: var(--gold-light); box-shadow: 0 0 22px var(--gold); }
.orbit-one { width: 450px; height: 240px; }
.orbit-two { width: 350px; height: 520px; border-color: rgba(120, 195, 210, .16); transform: rotate(42deg); }
.orbit-two::after { width: 7px; height: 7px; background: var(--cyan); box-shadow: 0 0 18px var(--cyan); }
@keyframes float { 0%, 100% { transform: translateY(0) rotate(-1deg); } 50% { transform: translateY(-14px) rotate(1deg); } }

.statement { margin: 0 0 130px; padding: 48px clamp(24px, 6vw, 80px); border-left: 2px solid var(--gold); background: linear-gradient(90deg, rgba(233, 199, 124, .08), transparent 72%); }
.statement p { margin: 0 0 6px; color: var(--muted); }
.statement h2 { max-width: 900px; margin: 0; font-family: "Noto Serif SC", "Songti SC", serif; font-size: clamp(28px, 4.4vw, 52px); font-weight: 500; line-height: 1.42; }
.section-heading { max-width: 720px; margin-bottom: 40px; }
.section-heading.compact { margin-bottom: 30px; }
.section-heading h2, .privacy-band h2, .cta h2 { margin: 0; font-family: "Noto Serif SC", "Songti SC", serif; font-size: clamp(34px, 5vw, 58px); font-weight: 500; line-height: 1.25; }
.section-heading > p:last-child { color: var(--muted); font-size: 17px; }

.showcase { margin-bottom: 140px; }
.app-preview { margin: 0; padding: 18px 18px 10px; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: linear-gradient(145deg, rgba(255,255,255,.08), rgba(255,255,255,.02)); box-shadow: var(--shadow); }
.app-preview img { width: 100%; border-radius: 18px; }
.app-preview figcaption { padding: 13px 4px 3px; color: var(--muted); font-size: 13px; text-align: center; }

.plays { margin-bottom: 140px; }
.play-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.play-grid article { min-height: 220px; padding: 28px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); background: rgba(255, 255, 255, .022); transition: background .25s ease, transform .25s ease; }
.play-grid article:hover { z-index: 2; background: var(--surface); transform: translateY(-4px); }
.play-grid span { color: var(--gold); font-size: 12px; letter-spacing: .18em; }
.play-grid h3 { margin: 48px 0 8px; font-size: 23px; }
.play-grid p { margin: 0; color: var(--muted); }
.play-grid article:nth-child(2) span { color: var(--pink); }
.play-grid article:nth-child(3) span { color: var(--violet); }
.play-grid article:nth-child(5) span { color: #8fcba8; }
.play-grid article:nth-child(6) span { color: var(--cyan); }

.privacy-band { display: grid; grid-template-columns: .9fr 1.1fr; gap: 70px; margin-bottom: 140px; padding: clamp(32px, 6vw, 72px); border: 1px solid rgba(120, 195, 210, .22); border-radius: var(--radius); background: linear-gradient(135deg, rgba(120, 195, 210, .11), rgba(28, 33, 71, .7)); }
.privacy-band h2 { font-size: clamp(34px, 4.6vw, 54px); }
.privacy-points p { display: grid; grid-template-columns: 150px 1fr; gap: 20px; margin: 0; padding: 21px 0; border-bottom: 1px solid var(--line); }
.privacy-points p:last-child { border-bottom: 0; }
.privacy-points strong { color: var(--gold-light); }
.privacy-points span { color: #c2c1ce; }

.cta { display: grid; grid-template-columns: auto 1fr auto; gap: 28px; align-items: center; margin-bottom: 70px; padding: 34px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.cta img { border-radius: 24px; }
.cta h2 { font-size: clamp(24px, 3vw, 36px); }

footer { display: grid; grid-template-columns: 1fr auto; gap: 24px; padding: 44px 0 54px; border-top: 1px solid var(--line); color: var(--muted); font-size: 13px; }
.footer-brand { display: flex; flex-direction: column; gap: 5px; }
.footer-brand strong { color: var(--text); font-size: 17px; }
.footer-links { display: flex; flex-wrap: wrap; gap: 22px; }
.footer-links a, .filing a { text-decoration: none; }
.footer-links a:hover, .filing a:hover { color: var(--gold-light); }
.filing { grid-column: 1 / -1; margin: 6px 0 0; }

.legal-main { max-width: 900px; min-height: 70vh; padding: 72px 0 100px; }
.legal-hero { margin-bottom: 46px; padding-bottom: 34px; border-bottom: 1px solid var(--line); }
.legal-hero h1 { margin: 0 0 12px; font-family: "Noto Serif SC", "Songti SC", serif; font-size: clamp(44px, 7vw, 72px); font-weight: 500; }
.legal-meta { margin: 0; color: var(--muted); }
.legal-notice { margin: 26px 0 40px; padding: 18px 20px; border: 1px solid rgba(233, 199, 124, .28); border-radius: 14px; color: var(--gold-light); background: rgba(233, 199, 124, .06); }
.legal-section { margin-top: 42px; }
.legal-section h2 { margin: 0 0 14px; color: var(--gold-light); font-size: 24px; }
.legal-section h3 { margin: 24px 0 8px; font-size: 17px; }
.legal-section p, .legal-section li { color: #c9c7d3; }
.legal-section ul { padding-left: 1.4em; }
.legal-section li + li { margin-top: 8px; }

@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; min-height: 0; padding-top: 90px; }
  .hero-symbol { min-height: 400px; order: -1; }
  .play-grid { grid-template-columns: repeat(2, 1fr); }
  .privacy-band { grid-template-columns: 1fr; gap: 32px; }
  .cta { grid-template-columns: auto 1fr; }
  .cta .button { grid-column: 1 / -1; }
}

@media (max-width: 640px) {
  .site-header { min-height: 68px; }
  nav a[href="#play"], nav a[href="#privacy"] { display: none; }
  nav { gap: 14px; }
  nav a { font-size: 12px; }
  .brand span { display: none; }
  main, footer, .site-header { width: min(100% - 28px, 1180px); }
  .hero { gap: 24px; padding: 44px 0 84px; }
  .hero-symbol { min-height: 320px; }
  .orbit-one { width: 320px; height: 170px; }
  .orbit-two { width: 250px; height: 350px; }
  .statement, .showcase, .plays, .privacy-band { margin-bottom: 90px; }
  .play-grid { grid-template-columns: 1fr; }
  .play-grid article { min-height: 190px; }
  .privacy-points p { grid-template-columns: 1fr; gap: 4px; }
  .cta { grid-template-columns: 1fr; text-align: center; justify-items: center; }
  footer { grid-template-columns: 1fr; }
  .filing { grid-column: auto; }
  .legal-main { padding-top: 48px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}