:root {
  --bg: #fbfaf7;
  --fg: #1d1c1a;
  --muted: #6b6760;
  --rule: #e4e0d8;
  --link: #2f5d8a;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #141412;
    --fg: #ebe8e1;
    --muted: #9b968c;
    --rule: #2c2b27;
    --link: #8ab4e0;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 17px/1.55 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
main { max-width: 40rem; margin: 0 auto; padding: 3.5rem 1rem 4rem; }
h1 { font-size: 2rem; line-height: 1.2; margin: 0 0 .5rem; }
h2 { font-size: 1.1rem; margin: 2.2rem 0 .4rem; }
p, ul { margin: 0 0 1rem; }
ul { padding-left: 1.2rem; }
li { margin-bottom: .35rem; }
a { color: var(--link); }
.lede { font-size: 1.15rem; color: var(--muted); margin-bottom: 2rem; }
.meta { color: var(--muted); font-size: .9rem; }
nav { margin-bottom: 2.5rem; font-size: .95rem; }
footer { margin-top: 3rem; padding-top: 1rem; border-top: 1px solid var(--rule); color: var(--muted); font-size: .9rem; }
footer a { color: inherit; }