:root {
  --ink: #201511;
  --coffee: #3a241c;
  --paper: #f4e7c5;
  --paper-deep: #e1c894;
  --gold: #b58a38;
  --red: #8b2d22;
  --muted: #6d5a45;
  --line: rgba(65, 39, 28, .18);
  --shadow: 0 18px 40px rgba(32, 21, 17, .18);
  --radius: 22px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  background:
    radial-gradient(circle at 20% 0%, rgba(181, 138, 56, .24), transparent 28rem),
    linear-gradient(180deg, #2c1a15 0, #2c1a15 18rem, #f1e1b9 18rem, #efe0bd 100%);
  line-height: 1.75;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: .85rem clamp(1rem, 4vw, 4rem);
  background: rgba(32, 21, 17, .92);
  color: var(--paper);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(244, 231, 197, .16);
}
.brand { display: inline-flex; align-items: center; gap: .75rem; font-weight: 800; letter-spacing: .04em; }
.brand-mark {
  width: 2.5rem;
  height: 2.5rem;
  display: inline-grid;
  place-items: center;
  color: var(--coffee);
  background: var(--gold);
  border-radius: 50%;
  box-shadow: inset 0 0 0 3px rgba(32, 21, 17, .2);
}
.brand-text { font-size: 1.18rem; }
.site-nav { display: flex; align-items: center; flex-wrap: wrap; justify-content: flex-end; gap: .35rem; }
.site-nav a { padding: .45rem .7rem; border-radius: 999px; color: rgba(244, 231, 197, .84); font-size: .95rem; }
.site-nav a:hover, .site-nav a.active { color: #fff8dc; background: rgba(181, 138, 56, .22); }
.nav-toggle { display: none; border: 0; color: var(--paper); background: rgba(244,231,197,.12); border-radius: .75rem; padding: .45rem .7rem; font-size: 1.25rem; }
main { width: min(1180px, calc(100% - 2rem)); margin: 0 auto; }
.hero {
  color: var(--paper);
  min-height: 34rem;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(18rem, .75fr);
  gap: clamp(1.5rem, 4vw, 4rem);
  align-items: center;
  padding: clamp(3rem, 8vw, 6rem) 0 4rem;
}
.eyebrow { margin: 0 0 .9rem; color: #d9b56b; letter-spacing: .18em; font-weight: 700; font-size: .88rem; }
h1, h2, h3 { line-height: 1.25; margin: 0; }
h1 { font-size: clamp(2.4rem, 6vw, 5.6rem); max-width: 12ch; letter-spacing: -.06em; }
h2 { font-size: clamp(1.75rem, 3vw, 2.55rem); }
h3 { font-size: 1.2rem; }
p { margin: .8rem 0 0; }
.hero-lead { font-size: clamp(1rem, 1.6vw, 1.18rem); color: rgba(244, 231, 197, .88); max-width: 42rem; }
.hero-actions, .button-row { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 1.35rem; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: .78rem 1.1rem;
  border-radius: 999px;
  border: 1px solid rgba(244,231,197,.26);
  background: rgba(244,231,197,.08);
  color: #fff4cf;
  font-weight: 700;
}
.btn.primary { background: var(--gold); border-color: var(--gold); color: var(--ink); }
.btn.dark { background: var(--coffee); color: var(--paper); }
.hero-card {
  background: rgba(244, 231, 197, .08);
  border: 1px solid rgba(244, 231, 197, .18);
  border-radius: var(--radius);
  padding: 1rem;
  box-shadow: var(--shadow);
}
.hero-card img { border-radius: calc(var(--radius) - .4rem); background: rgba(244,231,197,.1); }
.hero-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: .75rem; margin-top: 1rem; }
.hero-stats span { display: grid; padding: .75rem; border-radius: 16px; background: rgba(244,231,197,.09); color: rgba(244,231,197,.82); }
.hero-stats strong { color: #ffe7a8; font-size: 1.35rem; }
.section { padding: clamp(2.5rem, 6vw, 5rem) 0; }
.section-head { display: flex; justify-content: space-between; align-items: end; gap: 1rem; margin-bottom: 1.4rem; }
.section-head p { max-width: 42rem; color: var(--muted); }
.panel, .card, .archive-card, .note-card, .faq-item, .form-card {
  background: rgba(255, 248, 222, .7);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 10px 28px rgba(58, 36, 28, .08);
}
.panel { padding: clamp(1.2rem, 3vw, 2rem); }
.grid { display: grid; gap: 1rem; }
.grid.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid.four { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.card { padding: 1.1rem; position: relative; overflow: hidden; }
.card::before { content: ""; position: absolute; inset: 0 0 auto; height: .32rem; background: linear-gradient(90deg, var(--gold), var(--red)); opacity: .85; }
.card img { width: 100%; aspect-ratio: 16/10; object-fit: cover; border-radius: 16px; margin-bottom: .85rem; background: #ead7a8; }
.card p, .archive-card p, .note-card p, .faq-item p { color: var(--muted); }
.timeline { position: relative; display: grid; gap: 1rem; padding-left: 1.2rem; }
.timeline::before { content: ""; position: absolute; left: .26rem; top: .4rem; bottom: .4rem; width: 2px; background: var(--gold); }
.timeline-item { position: relative; padding: 1rem 1rem 1rem 1.4rem; border-radius: 18px; background: rgba(255, 248, 222, .6); border: 1px solid var(--line); }
.timeline-item::before { content: ""; position: absolute; left: -.97rem; top: 1.25rem; width: .72rem; height: .72rem; border-radius: 50%; background: var(--red); box-shadow: 0 0 0 4px rgba(139,45,34,.16); }
.year { display: inline-flex; padding: .2rem .55rem; border-radius: 999px; color: var(--paper); background: var(--coffee); font-weight: 700; }
.index-table { width: 100%; border-collapse: collapse; overflow: hidden; border-radius: 18px; background: rgba(255,248,222,.65); }
.index-table th, .index-table td { padding: .9rem; text-align: left; border-bottom: 1px solid var(--line); vertical-align: top; }
.index-table th { background: rgba(58,36,28,.08); color: var(--coffee); }
.index-table tr:last-child td { border-bottom: 0; }
.tags { display: flex; flex-wrap: wrap; gap: .45rem; margin-top: .75rem; }
.tag { display: inline-flex; padding: .2rem .55rem; border-radius: 999px; border: 1px solid rgba(58,36,28,.2); color: var(--coffee); background: rgba(244,231,197,.52); font-size: .86rem; }
.archive-card { padding: 1rem; display: grid; grid-template-columns: 7rem minmax(0, 1fr); gap: 1rem; }
.archive-card img { aspect-ratio: 4/5; object-fit: cover; border-radius: 14px; background: #e4d2a6; }
.note-card { padding: 1.2rem; }
.note-card .meta-line { color: var(--red); font-weight: 700; font-size: .9rem; }
.search-box { display: grid; grid-template-columns: repeat(4, 1fr) auto; gap: .7rem; align-items: end; }
.search-box label { display: grid; gap: .35rem; color: var(--muted); font-weight: 700; }
.search-box input, .search-box select, textarea {
  width: 100%;
  border: 1px solid rgba(58,36,28,.22);
  border-radius: 13px;
  padding: .72rem .78rem;
  background: rgba(255, 252, 238, .86);
  color: var(--ink);
  font: inherit;
}
.search-box button, .form-card button { border: 0; border-radius: 13px; padding: .78rem 1rem; font: inherit; font-weight: 800; color: var(--paper); background: var(--red); cursor: pointer; }
.results-line { margin-top: 1rem; padding: .85rem 1rem; border-radius: 16px; background: rgba(139,45,34,.08); color: var(--coffee); }
.page-hero { color: var(--paper); padding: clamp(3rem, 7vw, 5.5rem) 0 3rem; }
.page-hero h1 { max-width: 16ch; }
.page-hero p { max-width: 44rem; color: rgba(244,231,197,.88); }
.split { display: grid; grid-template-columns: minmax(0, .9fr) minmax(18rem, .6fr); gap: 1.4rem; align-items: start; }
.kpi-list { display: grid; gap: .75rem; }
.kpi-list div { padding: .9rem; border-radius: 16px; background: rgba(58,36,28,.07); }
.map-grid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: .8rem; }
.map-cell { min-height: 7rem; border: 1px solid var(--line); border-radius: 18px; padding: .9rem; background: linear-gradient(135deg, rgba(255,248,222,.78), rgba(225,200,148,.5)); }
.video-card { position: relative; }
.video-card .play { position: absolute; inset: 1.4rem auto auto 1.4rem; width: 3rem; height: 3rem; border-radius: 50%; display: grid; place-items: center; background: rgba(32,21,17,.72); color: var(--paper); font-weight: 900; }
.faq-list { display: grid; gap: .85rem; }
.faq-item { padding: 1.1rem; }
.form-card { padding: 1.2rem; }
.form-grid { display: grid; gap: .85rem; }
.form-note { padding: .9rem; border-radius: 16px; background: rgba(181,138,56,.15); color: var(--coffee); }
.site-footer { margin-top: 4rem; padding: 2rem clamp(1rem, 4vw, 4rem); background: #201511; color: rgba(244,231,197,.8); }
.footer-grid { display: grid; grid-template-columns: 1.1fr 1fr 1.2fr; gap: 1rem; max-width: 1180px; margin: 0 auto; }
.site-footer strong { color: #ffe7a8; }
.footer-bottom { max-width: 1180px; margin: 1.5rem auto 0; padding-top: 1rem; border-top: 1px solid rgba(244,231,197,.16); display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }
.domain-text { color: #ffe7a8; word-break: break-all; }
@media (max-width: 960px) {
  .hero, .split { grid-template-columns: 1fr; }
  .grid.four, .grid.three, .map-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .search-box { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .search-box button { grid-column: 1 / -1; }
  .footer-grid { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
  body { background: linear-gradient(180deg, #2c1a15 0, #2c1a15 22rem, #f1e1b9 22rem, #efe0bd 100%); }
  .nav-toggle { display: inline-flex; }
  .site-nav { position: absolute; left: 1rem; right: 1rem; top: calc(100% + .5rem); display: none; flex-direction: column; align-items: stretch; padding: .8rem; border-radius: 18px; background: rgba(32,21,17,.96); box-shadow: var(--shadow); }
  .site-nav.open { display: flex; }
  .site-nav a { padding: .7rem .8rem; }
  .hero-stats, .grid.two, .grid.three, .grid.four, .map-grid, .search-box { grid-template-columns: 1fr; }
  .section-head { display: block; }
  .archive-card { grid-template-columns: 1fr; }
  .archive-card img { aspect-ratio: 16/9; }
  .index-table { display: block; overflow-x: auto; }
}