:root {
  color-scheme: light dark;
  --bg: #ffffff;
  --fg: #1c1c1e;
  --muted: #6c6c70;
  --link: #0a6cdc;
  --rule: #e5e5ea;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #000000;
    --fg: #ffffff;
    --muted: #a1a1a8;
    --link: #0b84ff;
    --rule: #2c2c2e;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 1.125rem/1.65 ui-serif, "New York", Georgia, serif;
  -webkit-text-size-adjust: 100%;
}
main { max-width: 38rem; margin: 0 auto; padding: 3rem 1.25rem 4rem; }
h1 { font: 700 2rem/1.2 ui-sans-serif, -apple-system, system-ui, sans-serif; margin: 0 0 1.5rem; }
p, ul { margin: 0 0 1.25rem; }
li { margin-bottom: .5rem; }
a { color: var(--link); text-underline-offset: .15em; }
.lede { font-size: 1.3rem; color: var(--muted); }
footer { margin-top: 3rem; padding-top: 1rem; border-top: 1px solid var(--rule); color: var(--muted); font-size: .95rem; }