:root {
  color-scheme: light dark;
  --navy: #013279;
  --ink: #10233f;
  --paper: #ffffff;
  --muted: #53627a;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 16px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
main {
  max-width: 760px;
  margin: 0 auto;
  padding: 40px 24px 64px;
}
h1 {
  margin: 0 0 4px;
  color: var(--navy);
  font-size: clamp(28px, 5vw, 40px);
  line-height: 1.15;
}
h2 {
  margin: 32px 0 8px;
  color: var(--navy);
  font-size: 20px;
}
p { margin: 0 0 14px; }
.updated {
  margin-bottom: 28px;
  color: var(--muted);
}
a { color: var(--navy); }
@media (prefers-color-scheme: dark) {
  :root {
    --ink: #e8edf5;
    --paper: #071a33;
    --muted: #a9b8cc;
    --navy: #ffd633;
  }
}