/* Abaculus — mosaic / archaeology-dossier theme
   Deep lapis blue + terracotta + gold on warm parchment. Sharp corners, serif display, sans body. */

:root {
  --lapis: #24407a;
  --lapis-deep: #182c54;
  --terracotta: #b4552d;
  --terracotta-deep: #8f4120;
  --gold: #c9a227;
  --parchment: #faf7f0;
  --paper: #ffffff;
  --ink: #2a2118;
  --ink-soft: #5c5244;
  --hairline: #d9cfbd;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --serif: Georgia, "Times New Roman", "Songti SC", serif;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: var(--sans);
  color: var(--ink);
  background: var(--parchment);
  line-height: 1.65;
  font-size: 16px;
}

.wrap { max-width: 1060px; margin: 0 auto; padding: 0 20px; }

a { color: var(--lapis); text-decoration: none; }
a:hover { color: var(--terracotta); }

/* ---------- header ---------- */
.site-header {
  background: var(--lapis-deep);
  border-top: 4px solid var(--terracotta);
  border-bottom: 3px solid var(--gold);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; padding-top: 14px; padding-bottom: 14px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--parchment); font-family: var(--serif); font-size: 1.4rem; letter-spacing: 0.02em; }
.brand:hover { color: var(--gold); }
.brand-mark { color: var(--gold); font-size: 1.2rem; }
.brand-name { font-weight: 700; }
.site-nav { display: flex; gap: 26px; }
.site-nav a { color: #e9e2d2; font-size: 0.95rem; }
.site-nav a:hover { color: var(--gold); }

/* ---------- hero ---------- */
.hero {
  background-color: var(--lapis);
  background-image:
    linear-gradient(rgba(255,255,255,0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.045) 1px, transparent 1px);
  background-size: 22px 22px;
  color: #f3efe6;
  padding: 52px 0 48px;
  border-bottom: 4px solid var(--terracotta);
}
.hero h1 {
  font-family: var(--serif);
  font-size: clamp(1.9rem, 4.2vw, 3rem);
  line-height: 1.15;
  margin: 0 0 16px;
  max-width: 20ch;
}
.hero-lede { max-width: 62ch; font-size: 1.06rem; color: #dcd5c4; margin: 0 0 26px; }
.hero-stats { display: flex; gap: 40px; }
.stat { display: flex; flex-direction: column; }
.stat strong { font-family: var(--serif); font-size: 2rem; color: var(--gold); line-height: 1; }
.stat span { font-size: 0.85rem; color: #cfc7b4; letter-spacing: 0.04em; text-transform: uppercase; }

/* ---------- regions / civ grid ---------- */
.regions { padding: 40px 0 56px; }
.region-block { margin-bottom: 44px; }
.region-title {
  font-family: var(--serif);
  font-size: 1.35rem;
  color: var(--lapis);
  margin: 0 0 6px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--gold);
}
.civ-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 16px; }
.civ-card {
  display: flex;
  flex-direction: column;
  background: var(--paper);
  border: 1px solid var(--hairline);
  border-top: 4px solid var(--terracotta);
  padding: 18px 18px 16px;
  color: var(--ink);
  box-shadow: 0 1px 2px rgba(24,44,84,0.06);
}
.civ-card:hover { border-color: var(--lapis); border-top-color: var(--lapis); transform: translateY(-2px); }
.civ-period { font-size: 0.78rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--terracotta); margin-bottom: 8px; }
.civ-name { font-family: var(--serif); font-size: 1.18rem; color: var(--lapis); margin: 0 0 8px; line-height: 1.25; }
.civ-desc { font-size: 0.92rem; color: var(--ink-soft); margin: 0 0 14px; flex: 1; }
.civ-more { font-size: 0.85rem; color: var(--lapis); font-weight: 600; }

/* ---------- footer ---------- */
.site-footer { background: var(--lapis-deep); color: #cfc7b4; margin-top: 40px; border-top: 3px solid var(--gold); }
.footer-inner { padding: 30px 20px 24px; }
.footer-brand { font-family: var(--serif); font-size: 1.05rem; color: var(--parchment); margin: 0 0 12px; }
.footer-nav { display: flex; gap: 22px; margin-bottom: 14px; }
.footer-nav a { color: #cfc7b4; font-size: 0.9rem; }
.footer-nav a:hover { color: var(--gold); }
.footer-note { font-size: 0.82rem; color: #9c917f; margin: 0; }

/* ---------- dossier ---------- */
.dossier-head { background: var(--lapis); color: #f3efe6; padding: 30px 0 26px; border-bottom: 4px solid var(--terracotta); }
.crumb { font-size: 0.85rem; color: #cfc7b4; margin-bottom: 12px; }
.crumb a { color: #e9e2d2; }
.crumb a:hover { color: var(--gold); }
.crumb span[aria-hidden] { margin: 0 6px; color: var(--gold); }
.dossier-title { font-family: var(--serif); font-size: clamp(1.8rem, 4vw, 2.6rem); margin: 0 0 6px; line-height: 1.15; }
.dossier-period { font-size: 0.95rem; letter-spacing: 0.05em; text-transform: uppercase; color: var(--gold); margin: 0; }

.dossier-layout { display: grid; grid-template-columns: 300px 1fr; gap: 36px; padding-top: 32px; padding-bottom: 48px; align-items: start; }

/* fact sheet — "excavation label" */
.fact-sheet {
  background: var(--paper);
  border: 1px dashed var(--terracotta);
  padding: 20px;
  position: sticky;
  top: 20px;
}
.fact-title {
  font-family: var(--serif);
  font-size: 1.05rem;
  color: var(--terracotta-deep);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin: 0 0 14px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--gold);
}
.fact-dl { margin: 0 0 16px; }
.fact-dl dt { font-size: 0.72rem; letter-spacing: 0.07em; text-transform: uppercase; color: var(--ink-soft); margin-top: 10px; }
.fact-dl dd { margin: 2px 0 0; font-size: 0.95rem; color: var(--ink); }
.fact-list h3 { font-size: 0.8rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--lapis); margin: 14px 0 6px; }
.fact-list ul { margin: 0; padding-left: 18px; }
.fact-list li { font-size: 0.92rem; margin-bottom: 4px; }

/* dossier body */
.dossier-body { min-width: 0; }
.legacy-callout {
  background: #f0e7d4;
  border-left: 4px solid var(--terracotta);
  padding: 14px 18px;
  font-family: var(--serif);
  font-size: 1.02rem;
  font-style: italic;
  color: var(--ink);
  margin: 0 0 26px;
}
.dossier-body h2 {
  font-family: var(--serif);
  color: var(--lapis);
  font-size: 1.45rem;
  margin: 34px 0 10px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--hairline);
}
.dossier-body h2:first-of-type { margin-top: 0; }
.dossier-body p { margin: 0 0 16px; color: var(--ink); }

/* ---------- prose (legal pages) ---------- */
.prose { max-width: 760px; padding: 40px 20px 56px; }
.prose-title { font-family: var(--serif); color: var(--lapis); font-size: 2rem; margin: 0 0 20px; }
.prose h2 { font-family: var(--serif); color: var(--lapis); font-size: 1.3rem; margin: 28px 0 8px; }
.prose p { margin: 0 0 14px; }
.prose a { text-decoration: underline; }

/* ---------- responsive ---------- */
@media (max-width: 820px) {
  .civ-grid { grid-template-columns: repeat(2, 1fr); }
  .dossier-layout { grid-template-columns: 1fr; }
  .fact-sheet { position: static; }
  .hero-stats { gap: 26px; }
}
@media (max-width: 520px) {
  .civ-grid { grid-template-columns: 1fr; }
  .site-nav { gap: 16px; }
  .header-inner { flex-direction: column; gap: 8px; align-items: flex-start; }
}