:root {
  --bg: #f7f6f3;
  --fg: #1c1d1f;
  --muted: #5f6368;
  --rule: #d9d6cf;
  --accent: #3b4a5a;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #141517;
    --fg: #e8e6e1;
    --muted: #9a9ca0;
    --rule: #2c2e31;
    --accent: #a9b8c8;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 17px/1.6 ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
main {
  flex: 1;
  width: 100%;
  max-width: 40rem;
  margin: 0 auto;
  padding: 18vh 1.25rem 3rem;
}
main.doc { padding-top: 4rem; }
.mark {
  display: inline-block;
  font-weight: 700;
  letter-spacing: .02em;
  border: 2px solid var(--fg);
  padding: .05rem .4rem;
  margin-bottom: 1.5rem;
}
h1 { font-size: 2rem; line-height: 1.2; margin: 0 0 .75rem; font-weight: 650; letter-spacing: -.01em; }
h2 { font-size: 1.1rem; margin: 2rem 0 .5rem; }
p, li { color: var(--fg); }
.lede { color: var(--muted); font-size: 1.1rem; margin: 0 0 2.5rem; }
dl { margin: 0; border-top: 1px solid var(--rule); }
dl div { display: flex; gap: 1rem; padding: .75rem 0; border-bottom: 1px solid var(--rule); }
dt { width: 7rem; flex-shrink: 0; color: var(--muted); }
dd { margin: 0; overflow-wrap: anywhere; }
a { color: var(--accent); text-underline-offset: 3px; }
footer {
  width: 100%;
  max-width: 40rem;
  margin: 0 auto;
  padding: 1.5rem 1.25rem 2rem;
  color: var(--muted);
  font-size: .875rem;
  display: flex;
  flex-wrap: wrap;
  gap: .25rem 1.5rem;
}
@media (max-width: 480px) {
  dl div { flex-direction: column; gap: 0; }
}