:root {
  --bg: #fdf8ec;
  --card: #fffdf6;
  --ink: #24323f;
  --muted: #6b5d48;
  --green: #2e6b3a;
  --line: #eadfc8;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #1d2321; --card: #252c29; --ink: #ecebe4; --muted: #b9ae99; --green: #8fd19a; --line: #3a423e; }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 17px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
main { max-width: 760px; margin: 0 auto; padding: 32px 16px 64px; }
header { display: flex; align-items: center; gap: 12px; margin-bottom: 8px; }
header a { color: var(--green); font-weight: 700; text-decoration: none; font-size: 22px; }
nav { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 28px; font-size: 15px; }
nav a { color: var(--muted); }
h1 { color: var(--green); font-size: 32px; line-height: 1.2; margin: 0 0 4px; }
h2 { font-size: 21px; margin: 32px 0 8px; }
.updated { color: var(--muted); font-size: 14px; margin-bottom: 24px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 18px 20px; margin: 16px 0; }
table { width: 100%; border-collapse: collapse; font-size: 15px; }
th, td { text-align: left; padding: 8px 6px; border-bottom: 1px solid var(--line); vertical-align: top; }
a { color: var(--green); }
footer { margin-top: 48px; color: var(--muted); font-size: 14px; }