:root {
  color-scheme: light dark;
  --fg: #2b2118;
  --muted: #6b5e52;
  --bg: #fdfbf7;
  --surface: #f5eee4;
  --line: #e8dfd3;
  --accent: #c2410c;
}
@media (prefers-color-scheme: dark) {
  :root {
    --fg: #f3ece3;
    --muted: #b8aa9b;
    --bg: #1c1712;
    --surface: #26201a;
    --line: #3a3027;
    --accent: #fb923c;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 16px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}
header.site { max-width: 760px; margin: 0 auto; padding: 20px 20px 0; display: flex; gap: 16px; align-items: center; flex-wrap: wrap; }
header.site .brand { font-weight: 700; font-size: 1.15rem; color: var(--fg); text-decoration: none; margin-right: auto; }
header.site nav a { color: var(--muted); text-decoration: none; margin-left: 16px; }
header.site nav a:hover { color: var(--accent); }
main { max-width: 760px; margin: 0 auto; padding: 32px 20px 64px; }
h1 { font-size: 1.9rem; margin: 0 0 4px; line-height: 1.25; }
h2 { font-size: 1.2rem; margin: 36px 0 8px; padding-top: 16px; border-top: 1px solid var(--line); }
.muted { color: var(--muted); }
a { color: var(--accent); }
table { width: 100%; border-collapse: collapse; margin: 8px 0; font-size: .95rem; }
th, td { text-align: left; vertical-align: top; padding: 8px 10px; border-bottom: 1px solid var(--line); }
.table-wrap { overflow-x: auto; }
.card { background: var(--surface); border-radius: 14px; padding: 18px 20px; margin: 16px 0; }
.hero { padding: 48px 0 16px; }
.hero h1 { font-size: 2.4rem; }
.hero p { font-size: 1.15rem; color: var(--muted); max-width: 560px; }
details { border-bottom: 1px solid var(--line); padding: 12px 0; }
summary { cursor: pointer; font-weight: 600; }
footer.site { max-width: 760px; margin: 0 auto; padding: 0 20px 40px; color: var(--muted); font-size: .9rem; }
footer.site a { color: var(--muted); }