:root {
  color-scheme: light dark;
  --fg: #2b2b2b;
  --muted: #666;
  --bg: #fbfaf7;
  --accent: #5b8a72;
  --link: #3a6ea5;
  --rule: #e5e2db;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  line-height: 1.6;
  color: var(--fg);
  background: var(--bg);
}
.wrap { max-width: 44rem; margin: 0 auto; padding: 2.5rem 1.25rem 4rem; }
.hero { text-align: center; margin-bottom: 2rem; }
.mascot { font-size: 3.5rem; }
h1 { font-size: 2rem; margin: 0.5rem 0; }
h2 { font-size: 1.25rem; margin-top: 2rem; }
.tagline { color: var(--muted); font-size: 1.1rem; }
.cta { font-weight: 600; color: var(--accent); }
a { color: var(--link); }
p, li { max-width: 42rem; }
.updated { color: var(--muted); font-size: 0.9rem; }
dt { font-weight: 600; margin-top: 1rem; }
dd { margin: 0.25rem 0 0; color: var(--muted); }
.foot { margin-top: 3rem; padding-top: 1.5rem; border-top: 1px solid var(--rule); text-align: center; color: var(--muted); }
@media (prefers-color-scheme: dark) {
  :root { --fg: #e8e6e1; --muted: #a8a49c; --bg: #1a1a18; --link: #8fb6e0; --rule: #333; }
}