:root {
  --bg: #f6f1e7;
  --ink: #2a2622;
  --muted: #6b6258;
  --accent: #b5462e;
  --card: #fffaf0;
  --rule: #e2d8c6;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1d1b22;
    --ink: #efe7d8;
    --muted: #b3a894;
    --accent: #e8b65a;
    --card: #26232c;
    --rule: #3a3541;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 17px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
main {
  max-width: 680px;
  margin: 0 auto;
  padding: 32px 16px 64px;
}
h1 { font-size: 1.8rem; line-height: 1.25; margin: 0 0 4px; }
h2 { font-size: 1.2rem; margin: 32px 0 8px; }
p, li { margin: 0 0 12px; }
ul { padding-left: 1.2em; }
a { color: var(--accent); }
.muted { color: var(--muted); font-size: 0.95rem; }
.card {
  background: var(--card);
  border: 1px solid var(--rule);
  border-radius: 12px;
  padding: 16px;
  margin: 16px 0;
}
nav { margin: 0 0 24px; font-size: 0.95rem; }
nav a { margin-right: 16px; }
table { border-collapse: collapse; width: 100%; font-size: 0.95rem; }
th, td { text-align: left; vertical-align: top; padding: 8px 6px; border-bottom: 1px solid var(--rule); }
footer { margin-top: 48px; color: var(--muted); font-size: 0.9rem; }