:root {
  --bg: #fbfaf8;
  --fg: #1d1b19;
  --muted: #6b6560;
  --rule: #e6e1dc;
  --accent: #7a4b2a;
  --table-head: #f2eeea;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #151312;
    --fg: #ece7e2;
    --muted: #a39b94;
    --rule: #2e2a27;
    --accent: #d9a27a;
    --table-head: #1f1c1a;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 16px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
main { max-width: 720px; margin: 0 auto; padding: 48px 16px 64px; }
header { border-bottom: 1px solid var(--rule); margin-bottom: 32px; }
.brand { font-weight: 700; letter-spacing: 0.02em; color: var(--fg); text-decoration: none; }
nav { display: flex; gap: 20px; padding: 16px 0; }
nav a { color: var(--muted); text-decoration: none; }
nav a[aria-current="page"] { color: var(--fg); }
h1 { font-size: 2rem; line-height: 1.2; margin: 0 0 8px; }
h2 { font-size: 1.2rem; margin: 40px 0 8px; }
.meta { color: var(--muted); margin: 0 0 24px; }
a { color: var(--accent); }
table { width: 100%; border-collapse: collapse; margin: 12px 0 16px; font-size: 0.95rem; }
th, td { text-align: left; vertical-align: top; padding: 8px 10px; border-bottom: 1px solid var(--rule); }
th { background: var(--table-head); font-weight: 600; }
.table-wrap { overflow-x: auto; }
footer { margin-top: 48px; padding-top: 16px; border-top: 1px solid var(--rule); color: var(--muted); font-size: 0.9rem; }