:root {
  --ink: #2a2118;
  --paper: #f4ead4;
  --paper-dark: #e8d9b8;
  --red: #8b2a2a;
  --red-soft: #c45c4a;
  --gold: #b0893a;
  --mute: #6b5a48;
  --line: #d4c4a4;
  --card: #fffaf0;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: "Songti SC", "Noto Serif SC", "Source Han Serif SC", "SimSun", serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.75;
  min-height: 100vh;
}

.seal-bg {
  pointer-events: none;
  position: fixed;
  inset: 0;
  background:
    radial-gradient(circle at 92% 8%, rgba(139, 42, 42, 0.06), transparent 28%),
    repeating-linear-gradient(-12deg, transparent 0 28px, rgba(176, 137, 58, 0.04) 28px 29px);
  z-index: 0;
}

.site-header, .main, .site-footer { position: relative; z-index: 1; }

.site-header {
  background: #3a2a1c;
  color: var(--paper);
  border-bottom: 4px solid var(--red);
}
.site-header .inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px 20px;
  align-items: center;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: inherit;
  text-decoration: none;
}
.brand-mark {
  width: 42px;
  height: 42px;
  border: 2px solid var(--gold);
  color: var(--gold);
  display: grid;
  place-items: center;
  font-size: 22px;
  font-weight: 700;
}
.brand-text strong { display: block; letter-spacing: 0.12em; }
.brand-text small { color: #d4c4a4; }
.nav { display: flex; gap: 16px; }
.nav a { color: var(--paper); text-decoration: none; }
.nav a:hover { color: var(--gold); }
.search { margin-left: auto; display: flex; }
.search input, .filter input, .filter select {
  border: 1px solid var(--line);
  background: #fffaf0;
  padding: 6px 10px;
  font: inherit;
  min-width: 180px;
}
.search button, .filter button {
  background: var(--red);
  color: #fff;
  border: 0;
  padding: 6px 14px;
  cursor: pointer;
  font: inherit;
}

.main { max-width: 1100px; margin: 0 auto; padding: 28px 20px 64px; }

.hero h1, .page-head h1 {
  font-size: 2rem;
  letter-spacing: 0.18em;
  margin: 0.2em 0 0.4em;
}
.eyebrow {
  color: var(--red);
  letter-spacing: 0.35em;
  font-size: 0.85rem;
  margin: 0;
}
.lead { font-size: 1.1rem; color: var(--mute); }
.stat { color: var(--gold); letter-spacing: 0.2em; }

blockquote {
  margin: 1.2em 0;
  padding: 0.8em 1.2em;
  border-left: 3px solid var(--red);
  background: var(--paper-dark);
}
blockquote cite {
  display: block;
  margin-top: 0.6em;
  color: var(--mute);
  font-style: normal;
  font-size: 0.9rem;
}

h2 {
  border-bottom: 1px solid var(--line);
  padding-bottom: 6px;
  letter-spacing: 0.16em;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 14px;
}
.card {
  background: var(--card);
  border: 1px solid var(--line);
  padding: 14px 16px;
  text-decoration: none;
  color: inherit;
  display: block;
}
.card:hover { border-color: var(--red); }
.card h3 { margin: 0 0 6px; letter-spacing: 0.12em; }
.meta, .muted { color: var(--mute); font-size: 0.92rem; }

.two-col {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 28px;
  margin-top: 36px;
}
.excerpt { margin-bottom: 18px; }
.excerpt.long p { text-indent: 2em; }
.classic-list { list-style: none; padding: 0; }
.classic-list li { padding: 8px 0; border-bottom: 1px dashed var(--line); }
.classic-list em, .gaz-list em {
  color: var(--red-soft);
  font-style: normal;
  margin-left: 8px;
  font-size: 0.85rem;
}
.more { color: var(--red); }

.crumb { color: var(--mute); font-size: 0.9rem; }
.crumb a { color: var(--red); text-decoration: none; }
.gaz-list { padding-left: 0; list-style: none; }
.gaz-list li { padding: 8px 0; border-bottom: 1px dashed var(--line); }
.gaz-list span { color: var(--mute); margin-left: 8px; }
.note { font-size: 0.88rem; color: var(--mute); }
.chip-row { display: flex; flex-wrap: wrap; gap: 8px; }
.section-note { color: var(--mute); font-size: 0.92rem; }
.chip {
  border: 1px solid var(--line);
  padding: 4px 10px;
  text-decoration: none;
  color: var(--ink);
  background: var(--card);
  font-size: 0.92rem;
}
.chip:hover { border-color: var(--red); color: var(--red); }

.filter { display: flex; gap: 8px; flex-wrap: wrap; margin: 16px 0 28px; }
.table { width: 100%; border-collapse: collapse; font-size: 0.95rem; }
.table th, .table td { border-bottom: 1px solid var(--line); padding: 8px 6px; text-align: left; vertical-align: top; }
.table a { color: var(--red); text-decoration: none; }

.result-list { list-style: none; padding: 0; }
.result-list li { padding: 12px 0; border-bottom: 1px solid var(--line); }
.result-list em { color: var(--gold); font-style: normal; margin-right: 8px; }
.result-list a { color: var(--ink); font-weight: 700; text-decoration: none; }

.site-footer {
  background: #3a2a1c;
  color: #d4c4a4;
  padding: 24px 20px;
  font-size: 0.85rem;
}
.site-footer .inner { max-width: 1100px; margin: 0 auto; }

.doc-block { margin: 24px 0; }
ol { padding-left: 1.4em; }

.era-list {
  list-style: none;
  padding: 0;
  margin: 0;
  border-left: 2px solid var(--line);
}
.era-list li {
  position: relative;
  padding: 0 0 18px 22px;
}
.era-list li:last-child { padding-bottom: 0; }
.era-list li::before {
  content: "";
  position: absolute;
  left: -5px;
  top: 10px;
  width: 8px;
  height: 8px;
  background: var(--red);
  border-radius: 50%;
}
.era-list p { margin: 4px 0 0; text-indent: 0; }
.era-mark {
  display: inline-block;
  color: var(--red);
  letter-spacing: 0.2em;
  font-size: 0.82rem;
  border: 1px solid var(--line);
  padding: 0 8px;
  background: var(--card);
}
.era-mark.sm { font-size: 0.75rem; letter-spacing: 0.12em; margin-right: 8px; }
.era-group { margin: 18px 0 28px; }
.era-group h3 {
  margin: 0 0 8px;
  font-size: 1rem;
  letter-spacing: 0.28em;
  color: var(--red);
  border: 0;
  padding: 0;
}

@media (max-width: 800px) {
  .two-col { grid-template-columns: 1fr; }
  .search { margin-left: 0; width: 100%; }
  .search input { flex: 1; min-width: 0; }
  .brand-text strong { letter-spacing: 0.06em; }
  .hero h1, .page-head h1 { letter-spacing: 0.08em; font-size: 1.6rem; }
  .table { display: block; overflow-x: auto; }
}