:root {
  --ink: #0b1f3a;
  --gold: #c9a227;
  --cream: #f6f1e7;
  --paper: #fffdf8;
  --line: #d8c9a3;
  --muted: #5c6b7a;
  --danger: #a33b2b;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Songti SC", "STSong", "SimSun", "Noto Serif SC", serif;
  color: var(--ink);
  background: var(--cream);
  line-height: 1.75;
}

.mast {
  background: var(--ink);
  color: #e8e0cc;
  font-size: 13px;
  letter-spacing: 0.08em;
  padding: 8px 0;
  font-family: "Microsoft YaHei", "PingFang SC", sans-serif;
}
.mast-inner, .wrap {
  width: min(1080px, calc(100% - 32px));
  margin: 0 auto;
}
.mast-inner { display: flex; justify-content: space-between; }

.site-head {
  background: var(--paper);
  border-bottom: 3px solid var(--gold);
  padding: 18px 0 0;
}
.brand-row {
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding-bottom: 14px;
}
.brand {
  font-size: 32px;
  font-weight: 700;
  color: var(--ink);
  text-decoration: none;
  letter-spacing: 0.12em;
}
.brand-sub { color: var(--muted); font-size: 14px; }

.nav {
  display: flex;
  gap: 0;
  border-top: 1px solid var(--line);
}
.nav a {
  font-family: "Microsoft YaHei", sans-serif;
  color: var(--ink);
  text-decoration: none;
  padding: 12px 22px;
  border-right: 1px solid var(--line);
}
.nav a.is-current {
  background: var(--ink);
  color: var(--gold);
}

.hero {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr;
  gap: 36px;
  padding: 48px 0 36px;
}
.hero h1 {
  font-size: 30px;
  line-height: 1.35;
  margin: 0 0 16px;
}
.hero p { margin: 0 0 14px; }
.cta-stack { display: flex; flex-direction: column; gap: 10px; }
.btn {
  font-family: "Microsoft YaHei", sans-serif;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  text-decoration: none;
  padding: 12px 18px;
  min-height: 48px;
}
.btn-gold { background: var(--gold); color: #1a1404; }
.btn-ink { background: var(--ink); color: #f6f1e7; }
.btn-line { border: 1px solid var(--ink); color: var(--ink); background: transparent; }
.hero-panel {
  background: var(--ink);
  color: #f6f1e7;
  padding: 22px;
  border-top: 6px solid var(--gold);
}
.hero-panel h2 { display: none; }
.hero-panel strong { color: var(--gold); }

.scene {
  background: var(--paper);
  border: 1px solid var(--line);
  padding: 22px 26px;
  margin: 0 0 20px;
}
.scene h2 { margin: 0 0 12px; font-size: 22px; }
.intro-table {
  width: 100%;
  border-collapse: collapse;
  font-family: "Microsoft YaHei", sans-serif;
  font-size: 14px;
  margin: 12px 0 16px;
}
.intro-table th, .intro-table td {
  border: 1px solid var(--line);
  padding: 8px 10px;
  text-align: left;
  vertical-align: top;
}
.intro-table th { background: var(--ink); color: #f6f1e7; width: 22%; }
.scene ul { margin: 8px 0 12px 1.2em; padding: 0; }
.scene li { margin-bottom: 6px; }
.scene-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 20px;
}

.faq { padding: 8px 0 40px; }
.faq h2 { font-size: 22px; }
.faq dt {
  font-family: "Microsoft YaHei", sans-serif;
  font-weight: 700;
  margin-top: 16px;
}
.faq dd { margin: 6px 0 0; color: #243447; }

.site-foot {
  background: #081627;
  color: #c9d2dc;
  font-family: "Microsoft YaHei", sans-serif;
  font-size: 13px;
  padding: 28px 0 36px;
}
.site-foot a { color: #e6d19a; }
.safe { color: #d7c48a; margin-bottom: 10px; }
.legal { opacity: 0.85; }

svg.icon { width: 16px; height: 16px; fill: currentColor; }

@media (max-width: 800px) {
  .hero, .scene-grid { grid-template-columns: 1fr; }
  .nav { flex-wrap: wrap; }
}