:root {
  color-scheme: light dark;
  --bg: #0e0e10;
  --surface: #17171a;
  --text: #f2ede4;
  --text-secondary: #b8b3aa;
  --gold: #d4af6a;
  --border: rgba(255,255,255,0.08);
}
@media (prefers-color-scheme: light) {
  :root {
    --bg: #faf8f4;
    --surface: #ffffff;
    --text: #1c1a17;
    --text-secondary: #5a564d;
    --gold: #a97e2f;
    --border: rgba(0,0,0,0.08);
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}
.wrap {
  max-width: 760px;
  margin: 0 auto;
  padding: 48px 24px 96px;
}
header.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 40px;
  flex-wrap: wrap;
  gap: 12px;
}
.brand {
  font-weight: 700;
  font-size: 20px;
  letter-spacing: -0.01em;
  color: var(--text);
  text-decoration: none;
}
.brand span { color: var(--gold); }
nav a {
  color: var(--text-secondary);
  text-decoration: none;
  margin-left: 20px;
  font-size: 14px;
  font-weight: 600;
}
nav a:hover, nav a.active { color: var(--gold); }
h1 {
  font-size: 30px;
  margin: 0 0 4px;
  letter-spacing: -0.01em;
}
.meta {
  color: var(--text-secondary);
  font-size: 14px;
  margin-bottom: 36px;
}
h2 {
  font-size: 19px;
  margin: 36px 0 10px;
  color: var(--gold);
}
h3 {
  font-size: 16px;
  margin: 20px 0 6px;
}
p, li { color: var(--text); font-size: 15.5px; }
p.secondary { color: var(--text-secondary); }
ul, ol { padding-left: 22px; }
li { margin-bottom: 6px; }
table {
  width: 100%;
  border-collapse: collapse;
  margin: 12px 0 20px;
  font-size: 14.5px;
}
th, td {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}
th { color: var(--text-secondary); font-weight: 600; }
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 18px 20px;
  margin: 16px 0;
}
a { color: var(--gold); }
footer {
  margin-top: 64px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 13px;
}
.index-links {
  display: grid;
  gap: 14px;
  margin-top: 24px;
}
.index-links a.card {
  display: block;
  text-decoration: none;
  color: var(--text);
}
.index-links a.card:hover { border-color: var(--gold); }
.index-links .card b { color: var(--gold); }