:root {
  --bg: #11150f;
  --panel: rgba(24, 31, 22, 0.93);
  --panel-soft: rgba(28, 37, 25, 0.88);
  --ink: #f2ead2;
  --muted: #cfc2a0;
  --line: rgba(202, 177, 111, 0.30);
  --accent: #d2b66a;
  --link: #ecd483;
  --max: 1180px;
  --measure: 76ch;
  --radius: 12px;
  --shadow: 0 18px 55px rgba(0, 0, 0, 0.28);
}

* { box-sizing: border-box; }
html { font-size: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background-color: var(--bg);
  background-image:
    linear-gradient(90deg, rgba(17, 21, 15, 0.88), rgba(17, 21, 15, 0.78) 44%, rgba(17, 21, 15, 0.92)),
    url('../../images/background.webp');
  background-attachment: fixed;
  background-position: center top;
  background-size: cover;
  font-family: Georgia, 'Times New Roman', serif;
  line-height: 1.68;
}

img { max-width: 100%; height: auto; }
a { color: var(--link); text-decoration-thickness: 0.06em; text-underline-offset: 0.18em; }
a:hover, a:focus { color: #fff7d8; }

.skip-link {
  position: absolute;
  left: 0.75rem;
  top: -4rem;
  z-index: 100;
  background: #fff7d8;
  color: #111;
  padding: 0.55rem 0.85rem;
  border-radius: 0.35rem;
}
.skip-link:focus { top: 0.75rem; }

.site-shell { width: min(var(--max), calc(100% - 2rem)); margin-inline: auto; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(13, 17, 12, 0.97);
  border-bottom: 1px solid rgba(210, 182, 106, 0.24);
  backdrop-filter: blur(8px);
}
.header-inner {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 1rem 1.5rem;
  padding: 0.72rem 0;
}
.site-mark {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  color: var(--ink);
  text-decoration: none;
  min-width: 12rem;
}
.site-mark strong { display: block; font-size: 1.05rem; line-height: 1.25; letter-spacing: 0.02em; }
.site-mark small { display: block; color: var(--muted); font-size: 0.76rem; line-height: 1.25; }
.mark-symbol {
  display: grid;
  place-items: center;
  width: 2.15rem;
  height: 2.15rem;
  border: 1px solid rgba(210, 182, 106, 0.45);
  border-radius: 999px;
  color: var(--accent);
  font-size: 1.15rem;
}
.primary-nav {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.18rem 0.28rem;
}
.primary-nav a {
  color: var(--muted);
  text-decoration: none;
  border-radius: 999px;
  padding: 0.28rem 0.56rem;
  font-size: 0.9rem;
  line-height: 1.35;
}
.primary-nav a:hover,
.primary-nav a:focus,
.primary-nav a[aria-current='page'] {
  color: var(--ink);
  background: rgba(210, 182, 106, 0.12);
}

.hero { padding: clamp(2.2rem, 6vw, 5rem) 0 1.35rem; }
.hero-card {
  max-width: 920px;
  padding: 0;
  background: transparent;
  border: 0;
  box-shadow: none;
}
h1 {
  margin: 0 0 0.5rem;
  color: #f7efda;
  font-size: clamp(2.4rem, 6.4vw, 5.2rem);
  line-height: 0.98;
  letter-spacing: -0.035em;
  text-wrap: balance;
}
.hero-subtitle {
  max-width: 60ch;
  margin: 0.7rem 0 0;
  color: var(--muted);
  font-size: clamp(1.02rem, 1.5vw, 1.2rem);
  line-height: 1.55;
}
.breadcrumbs {
  margin-top: 1.35rem;
  color: #bdae86;
  font-family: Georgia, 'Times New Roman', serif;
  font-size: 0.92rem;
}
.breadcrumbs a { color: #d9c784; text-decoration: none; border-bottom: 1px solid rgba(217, 199, 132, 0.45); }
.breadcrumbs > .breadcrumb-item + .breadcrumb-item::before {
  content: '›';
  padding: 0 0.55rem;
  color: var(--accent);
}
.breadcrumbs .current { color: var(--muted); }

.page-layout { display: grid; grid-template-columns: minmax(0, 1fr); gap: 1.15rem; padding-bottom: 4rem; }
.evidence,
.notice,
.page-toc,
.content-card,
.legacy-content {
  max-width: var(--max);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: clamp(1.15rem, 2.6vw, 2rem);
}
.evidence { background: rgba(23, 35, 22, 0.90); }
.evidence h2,
.page-toc h2 { margin-top: 0; }
.notice { background: rgba(74, 55, 25, 0.78); }
.content-card { margin: 1rem 0; background: var(--panel-soft); }

h2 {
  margin: 2.15rem 0 0.75rem;
  padding-bottom: 0.35rem;
  border-bottom: 1px solid rgba(210, 182, 106, 0.27);
  color: #f3e6bd;
  font-size: clamp(1.45rem, 2.8vw, 2.25rem);
  line-height: 1.2;
  text-wrap: balance;
}
h3 {
  margin: 1.6rem 0 0.45rem;
  color: #f3e6bd;
  font-size: clamp(1.12rem, 1.8vw, 1.45rem);
  line-height: 1.28;
}
h4, h5, h6 { color: #f3e6bd; }
.lead { max-width: var(--measure); color: var(--muted); font-size: 1.12rem; }

.legacy-content {
  font-size: 1.02rem;
  max-width: var(--max);
}
.legacy-content > * { max-width: var(--measure); }
.legacy-content > table,
.legacy-content > div,
.legacy-content > section,
.legacy-content > .feature-grid,
.legacy-content > dl,
.legacy-content > ul,
.legacy-content > ol { max-width: 100%; }
.legacy-content p { margin: 0 0 1rem; }
.legacy-content b,
.legacy-content strong { font-weight: 650; }
.legacy-content ul,
.legacy-content ol { padding-left: 1.45rem; }
.legacy-content li { margin: 0.22rem 0 0.5rem; }
.legacy-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0;
  overflow-x: auto;
}
.legacy-content th,
.legacy-content td {
  border: 1px solid rgba(210, 182, 106, 0.22);
  padding: 0.62rem;
  vertical-align: top;
}
.legacy-content th { color: #f3e6bd; background: rgba(210, 182, 106, 0.08); }
.legacy-content blockquote {
  margin: 1.25rem 0;
  padding: 0.65rem 1rem;
  border-left: 3px solid var(--accent);
  background: rgba(210, 182, 106, 0.08);
}
.legacy-content hr { border: 0; border-top: 1px solid rgba(210, 182, 106, 0.24); margin: 2rem 0; }
.legacy-content [align='center'] { text-align: left; }
.legacy-content div[align='center'] > table { margin-left: 0; margin-right: auto; }

.page-toc ul {
  columns: 2;
  column-gap: 2rem;
  margin: 0.5rem 0 0;
  padding-left: 1.15rem;
}
.page-toc li { break-inside: avoid; margin: 0.12rem 0 0.25rem; }
.page-toc .toc-sub { margin-left: 0.75rem; font-size: 0.94rem; }

.feature-grid,
.source-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0.9rem;
  margin-top: 1rem;
}
.feature-card,
.source-card {
  display: block;
  min-height: 100%;
  color: var(--muted);
  text-decoration: none;
  border: 1px solid rgba(210, 182, 106, 0.24);
  border-radius: 10px;
  padding: 0.95rem;
  background: rgba(0, 0, 0, 0.16);
}
.feature-card strong,
.source-card strong { display: block; color: #fff2c7; }
.feature-card span { display: block; margin-top: 0.2rem; font-size: 0.94rem; }

.badge {
  display: inline-block;
  margin-right: 0.35rem;
  padding: 0.08rem 0.48rem;
  border: 1px solid rgba(210, 182, 106, 0.42);
  border-radius: 999px;
  background: rgba(210, 182, 106, 0.12);
  color: #fff6dd;
  font-size: 0.76rem;
  line-height: 1.4;
  letter-spacing: 0.025em;
  text-transform: uppercase;
}
.badge.documented { background: rgba(89, 122, 70, 0.27); }
.badge.inferred { background: rgba(106, 91, 49, 0.30); }
.badge.reconstructed { background: rgba(92, 70, 122, 0.27); }
.badge.comparative { background: rgba(70, 100, 122, 0.27); }
.badge.caution { background: rgba(130, 78, 49, 0.32); }
.ref { font-size: 0.75em; }
.source-ref { font-weight: 700; text-decoration-thickness: 0.08em; text-underline-offset: 0.18em; white-space: nowrap; }
.bibliography dt,
.timeline-list dt { margin-top: 1rem; color: #fff2c7; font-weight: 700; }
.bibliography dd,
.timeline-list dd { margin-left: 0; margin-bottom: 0.65rem; }
.table-heading { margin: 0.25rem 0; font-weight: 700; }
article h2,
article h3 { scroll-margin-top: 6rem; }

.site-footer {
  border-top: 1px solid rgba(210, 182, 106, 0.24);
  background: rgba(11, 14, 10, 0.97);
  color: var(--muted);
  padding: 1.4rem 0;
}
.footer-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  justify-content: space-between;
  align-items: center;
}
.footer-inner p { margin: 0; }
.top-link { color: var(--muted); }

@media (max-width: 900px) {
  .header-inner { grid-template-columns: 1fr; align-items: start; }
  .primary-nav { justify-content: flex-start; }
  h1 { letter-spacing: -0.02em; }
}
@media (max-width: 760px) {
  body { background-attachment: scroll; }
  .site-shell { width: min(var(--max), calc(100% - 1rem)); }
  .hero { padding: 1.75rem 0 1rem; }
  .page-toc ul { columns: 1; }
  .legacy-content { font-size: 0.98rem; }
  .legacy-content table { font-size: 0.92rem; display: block; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}