:root {
  --paper: #f6f3ec;
  --ink: #23211c;
  --muted: #6b665a;
  --rule: #d9d3c4;
  --link: #8a3b12;
}
@media (prefers-color-scheme: dark) {
  :root {
    --paper: #1c1b18;
    --ink: #e6e1d6;
    --muted: #a39d8f;
    --rule: #3a3731;
    --link: #e0915f;
  }
}
* { box-sizing: border-box; }
html { background: var(--paper); }
body {
  margin: 0 auto;
  max-width: 38rem;
  padding: 3rem 1rem 4rem;
  color: var(--ink);
  background: var(--paper);
  font: 1.0625rem/1.6 Charter, "Bitstream Charter", "Iowan Old Style", Georgia, serif;
}
header { border-bottom: 1px solid var(--rule); margin-bottom: 2rem; padding-bottom: 0.75rem; }
header a { color: var(--ink); text-decoration: none; font-weight: 700; letter-spacing: 0.02em; }
h1 { font-size: 1.6rem; line-height: 1.25; margin: 0 0 0.25rem; }
h2 { font-size: 1.1rem; margin: 2rem 0 0.5rem; }
p, li { margin: 0 0 0.9rem; }
ul { padding-left: 1.2rem; }
a { color: var(--link); }
.updated { color: var(--muted); font-size: 0.9rem; margin-bottom: 1.5rem; }
footer { border-top: 1px solid var(--rule); margin-top: 3rem; padding-top: 0.75rem; color: var(--muted); font-size: 0.9rem; }
footer a { color: var(--muted); margin-right: 1rem; }