:root {
  --bg: #f6f5f2;
  --text: #1c1d22;
  --muted: #5a5d68;
  --rule: #dcdad3;
  --accent: #b8460f;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #17181c;
    --text: #ecebe6;
    --muted: #a3a5ad;
    --rule: #34363d;
    --accent: #f08a4b;
    color-scheme: dark;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
main { max-width: 42rem; margin: 0 auto; padding: 48px 20px 64px; }
h1 { font-size: 2rem; line-height: 1.2; margin: 0 0 4px; letter-spacing: -0.01em; }
h2 { font-size: 1.15rem; margin: 2.2em 0 0.4em; }
p, li { color: var(--text); }
.meta { color: var(--muted); margin: 0 0 2em; }
ul { padding-left: 1.2em; }
li { margin: 0.3em 0; }
a { color: var(--accent); }
hr { border: 0; border-top: 1px solid var(--rule); margin: 3em 0 1.5em; }
footer { color: var(--muted); font-size: 0.9rem; }
table { display: block; overflow-x: auto; border-collapse: collapse; width: 100%; margin: 1em 0; font-size: 0.95rem; }
th, td { text-align: left; vertical-align: top; padding: 8px 10px; border-bottom: 1px solid var(--rule); }
th { color: var(--muted); font-weight: 600; }