/* Plain, readable, and the same in either theme. Nothing here is a design system —
   these are three documents Apple and a reader both need to be able to open. */
:root {
  --ink: #16181d;
  --muted: #5b616e;
  --ground: #ffffff;
  --rule: #e3e5ea;
  --accent: #2f6df6;
}
@media (prefers-color-scheme: dark) {
  :root { --ink: #e9eaee; --muted: #9aa1ae; --ground: #101216; --rule: #262a32; --accent: #6d9bff; }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  padding: 3rem 1rem 5rem;
  background: var(--ground);
  color: var(--ink);
  font: 17px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  -webkit-text-size-adjust: 100%;
}
main { max-width: 42rem; margin: 0 auto; }
header { border-bottom: 1px solid var(--rule); padding-bottom: 1.25rem; margin-bottom: 2rem; }
.wordmark { font-size: 0.8rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--muted); }
h1 { font-size: 1.9rem; line-height: 1.2; margin: 0.4rem 0 0.35rem; }
.updated { color: var(--muted); font-size: 0.9rem; margin: 0; }
h2 { font-size: 1.1rem; margin: 2.25rem 0 0.4rem; }
p { color: var(--muted); margin: 0 0 0.9rem; }
a { color: var(--accent); }
footer { border-top: 1px solid var(--rule); margin-top: 3rem; padding-top: 1.25rem; font-size: 0.9rem; color: var(--muted); }
footer a { margin-right: 1.25rem; }