:root {
  --bg: #f6efe4;
  --paper: rgba(255,255,255,0.84);
  --ink: #18120f;
  --muted: #62584d;
  --line: rgba(24,18,15,0.08);
  --brand: #a4472b;
  --accent: #1f5768;
  --shadow: 0 20px 48px rgba(56,35,17,0.12);
  --radius-xl: 28px;
  --radius-lg: 20px;
  --content: min(1180px, calc(100vw - 32px));
}
* { box-sizing: border-box; }
body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(164,71,43,.14), transparent 28%),
    radial-gradient(circle at top right, rgba(31,87,104,.15), transparent 24%),
    linear-gradient(180deg, #faf4ea 0%, #f5eee3 46%, #fcf8f1 100%);
  font: 16px/1.6 "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}
a { color: inherit; text-decoration: none; }
.shell, .topbar { width: var(--content); margin: 0 auto; }
.site-header {
  position: sticky; top: 0; z-index: 9;
  backdrop-filter: blur(16px);
  background: rgba(250,244,234,.84);
  border-bottom: 1px solid rgba(24,18,15,.06);
}
.topbar {
  display: flex; align-items: center; justify-content: space-between; gap: 18px;
  padding: 15px 0;
}
.brand { display: flex; flex-direction: column; gap: 4px; }
.brand small { color: var(--brand); font-size: 12px; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; }
.brand strong { font: 700 30px/1 Georgia, "Songti SC", serif; }
.brand span { color: var(--muted); font-size: 13px; }
.nav { display: flex; flex-wrap: wrap; gap: 10px; justify-content: flex-end; }
.nav a { padding: 10px 14px; border-radius: 999px; background: rgba(255,255,255,.74); border: 1px solid rgba(24,18,15,.05); color: var(--muted); font-size: 14px; }
main { padding: 34px 0 44px; }
.hero, .panel, .card, .topic-card { background: var(--paper); border: 1px solid var(--line); box-shadow: var(--shadow); }
.hero { border-radius: var(--radius-xl); padding: 32px; display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(280px, .85fr); gap: 22px; }
.eyebrow { display: inline-flex; padding: 8px 12px; border-radius: 999px; background: rgba(164,71,43,.1); color: var(--brand); font-size: 13px; font-weight: 700; }
.hero h1, .section-title, .topic-card h3, .card h3 { font-family: Georgia, "Songti SC", serif; }
.hero h1 { margin: 18px 0 14px; max-width: 11ch; font-size: clamp(38px, 8vw, 68px); line-height: .95; }
.hero p { margin: 0; color: var(--muted); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 22px; }
.btn { display: inline-flex; align-items: center; padding: 13px 18px; border-radius: 999px; font-weight: 700; }
.btn-primary { background: var(--brand); color: #fff; }
.btn-secondary { background: rgba(31,87,104,.08); color: var(--accent); }
.hero-side { display: grid; gap: 12px; }
.hero-note, .card, .topic-card, .panel { border-radius: var(--radius-lg); }
.hero-note { padding: 16px; background: rgba(255,255,255,.76); border: 1px solid rgba(24,18,15,.05); }
.hero-note h3 { margin: 6px 0 8px; font: 700 22px/1.15 Georgia, "Songti SC", serif; }
.hero-note p { margin: 0; color: var(--muted); }
.panel { margin-top: 22px; padding: 24px; }
.section-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 14px; margin-bottom: 18px; }
.section-title { margin: 0; font-size: clamp(28px, 5vw, 40px); line-height: 1; }
.section-copy { margin: 0; max-width: 60ch; color: var(--muted); }
.topics { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
.topic-card { display: block; padding: 18px; }
.topic-card h3 { margin: 12px 0 8px; font-size: 24px; }
.topic-card p { margin: 0; color: var(--muted); }
.kicker { display: flex; justify-content: space-between; gap: 8px; color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .05em; }
.feed { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.card { display: block; padding: 18px; }
.card h3 { margin: 12px 0 8px; font-size: 22px; line-height: 1.18; }
.card p { margin: 0; color: var(--muted); }
.footer { width: var(--content); margin: 0 auto; padding-top: 14px; color: var(--muted); font-size: 14px; }
.footer-box { border-top: 1px solid rgba(24,18,15,.08); padding-top: 18px; display: flex; justify-content: space-between; gap: 18px; }
@media (max-width: 980px) { .hero, .topics, .feed { grid-template-columns: 1fr; } }
@media (max-width: 720px) { .topbar, .footer-box, .section-head { flex-direction: column; align-items: flex-start; } .nav { justify-content: flex-start; } .hero { padding: 20px; } .panel { padding: 18px; } }