:root {
  --brand: #ffbe0b;
  --brand-soft: #fff6d8;
  --ink: #35180e;
  --muted: #6f625d;
  --line: #eadfd9;
  --surface: #ffffff;
  --page: #faf8f6;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--page);
  font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  line-height: 1.7;
}
a { color: inherit; }
.wrap { width: min(1120px, calc(100% - 40px)); margin: 0 auto; }
.nav {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255,255,255,.92);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}
.nav-inner { min-height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; font-weight: 800; }
.brand img { width: 44px; height: 44px; border-radius: 12px; object-fit: cover; }
.links { display: flex; align-items: center; gap: 24px; color: var(--muted); }
.links a { text-decoration: none; }
.links a:hover { color: var(--ink); }
.hero { padding: 104px 0 84px; background: linear-gradient(140deg, #fff 0%, var(--brand-soft) 100%); }
.hero-grid { display: grid; grid-template-columns: 1.25fr .75fr; align-items: center; gap: 72px; }
.eyebrow { display: inline-flex; padding: 7px 13px; border-radius: 999px; background: var(--brand); font-weight: 800; font-size: 14px; }
h1 { margin: 24px 0 18px; font-size: clamp(42px, 6vw, 72px); line-height: 1.12; letter-spacing: -.04em; }
.lead { max-width: 680px; margin: 0; color: var(--muted); font-size: 20px; }
.hero-card { padding: 28px; background: var(--surface); border: 1px solid var(--line); border-radius: 28px; box-shadow: 0 24px 60px rgba(70,35,20,.10); }
.hero-card img { display: block; width: 100%; border-radius: 20px; }
.section { padding: 80px 0; }
.section h2 { margin: 0 0 12px; font-size: 36px; }
.section-intro { margin: 0 0 34px; color: var(--muted); }
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.card { padding: 28px; background: var(--surface); border: 1px solid var(--line); border-radius: 22px; }
.card h3 { margin: 0 0 10px; font-size: 21px; }
.card p { margin: 0; color: var(--muted); }
.cta { padding: 38px; border-radius: 28px; background: var(--ink); color: #fff; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.cta h2 { margin: 0 0 8px; }
.cta p { margin: 0; color: #decfc8; }
.button { display: inline-block; padding: 12px 20px; border-radius: 14px; background: var(--brand); color: var(--ink); text-decoration: none; font-weight: 800; white-space: nowrap; }
.doc { width: min(860px, calc(100% - 40px)); margin: 56px auto 88px; padding: 48px; background: #fff; border: 1px solid var(--line); border-radius: 24px; }
.doc h1 { margin: 0 0 10px; font-size: 42px; }
.doc h2 { margin: 32px 0 8px; font-size: 24px; }
.doc p, .doc li { color: #564a45; }
.meta { color: var(--muted); }
.footer { padding: 34px 0; border-top: 1px solid var(--line); color: var(--muted); font-size: 14px; }
.footer-row { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.footer-links { display: flex; gap: 18px; }

@media (max-width: 760px) {
  .links { display: none; }
  .hero { padding: 68px 0 56px; }
  .hero-grid { grid-template-columns: 1fr; gap: 36px; }
  .cards { grid-template-columns: 1fr; }
  .cta, .footer-row { align-items: flex-start; flex-direction: column; }
  .doc { padding: 28px 22px; }
}