:root {
  color-scheme: light dark;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
}
body {
  max-width: 760px;
  margin: 0 auto;
  padding: 3rem 1.25rem 5rem;
}
h1, h2 { line-height: 1.2; }
nav { display: flex; gap: 1rem; margin: 1.5rem 0 2.5rem; }
a { color: inherit; }
.notice {
  border: 1px solid currentColor;
  padding: 0.9rem 1rem;
  margin: 1.25rem 0;
}
dl { display: grid; grid-template-columns: max-content 1fr; gap: .4rem 1rem; }
dt { font-weight: 600; }
footer { margin-top: 3rem; font-size: .9rem; opacity: .75; }
code { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }