:root {
  --bg: #fbf6ea;
  --text: #2e2010;
  --muted: #6b5840;
  --link: #1f5faf;
  --rule: #e4d7b8;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1d1a15;
    --text: #efe7d6;
    --muted: #b8a88c;
    --link: #8ec2ff;
    --rule: #3a3328;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

main {
  max-width: 44rem;
  margin: 0 auto;
  padding: 3rem 1rem 4rem;
}

h1 { font-size: 2rem; line-height: 1.2; margin: 0 0 0.25rem; }
h2 { font-size: 1.2rem; margin: 2rem 0 0.5rem; }
p, ul { margin: 0 0 1rem; }
a { color: var(--link); }
.muted { color: var(--muted); }

footer {
  margin-top: 3rem;
  padding-top: 1rem;
  border-top: 1px solid var(--rule);
  color: var(--muted);
  font-size: 0.9rem;
}