:root {
  color-scheme: only light;
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  color: #1f2937;
  background: #fff;
  line-height: 1.65;
}
* { box-sizing: border-box; }
body { margin: 0; }
main { max-width: 800px; margin: 0 auto; padding: 48px 24px; }
header { border-bottom: 1px solid #dbe3ee; padding-bottom: 24px; }
h1 { color: #174783; font-size: clamp(2rem, 5vw, 2.8rem); line-height: 1.2; }
h2 { color: #174783; margin-top: 32px; font-size: 1.3rem; }
a { color: #145db5; text-underline-offset: 3px; overflow-wrap: anywhere; }
a:focus-visible { outline: 3px solid #145db5; outline-offset: 4px; }
.eyebrow { color: #526276; font-size: .9rem; }
.lead { font-size: 1.15rem; }
code { overflow-wrap: anywhere; }
footer { border-top: 1px solid #dbe3ee; margin-top: 36px; padding-top: 20px; }
@media print {
  main { max-width: none; padding: 0; }
  h2 { break-after: avoid; }
}