:root {
  --paper: #faf8f5; --ink: #1f1d1a; --muted: #6b665e; --line: #e4dfd6; --accent: #1f6f43;
}
@media (prefers-color-scheme: dark) {
  :root { --paper: #171a18; --ink: #e8e6e1; --muted: #a39e95; --line: #2e332f; --accent: #5cc48a; }
}
* { box-sizing: border-box; }
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font: 17px/1.6 'Segoe UI', system-ui, -apple-system, Roboto, sans-serif;
}
main { max-width: 680px; margin: 0 auto; padding: 48px 16px 24px; }
header { display: flex; align-items: center; gap: 14px; margin-bottom: 24px; }
h1 { margin: 0; font-size: 2rem; line-height: 1.2; }
h2 { margin: 32px 0 8px; font-size: 1.2rem; }
a { color: var(--accent); }
.meta { color: var(--muted); margin-top: -12px; }
.links { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.links a {
  padding: 10px 18px; border: 1px solid var(--line); border-radius: 8px; font-weight: 600; text-decoration: none;
}
.links a:first-child { background: var(--accent); border-color: var(--accent); color: #fff; }
footer { max-width: 680px; margin: 0 auto; padding: 24px 16px 48px; color: var(--muted); border-top: 1px solid var(--line); }