:root {
  --bg: #ffffff;
  --text: #1a1a1a;
  --muted: #5a5a5a;
  --link: #0b57d0;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #121212;
    --text: #ececec;
    --muted: #a8a8a8;
    --link: #8ab4f8;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}
main { max-width: 680px; margin: 0 auto; padding: 48px 16px 64px; }
h1 { font-size: 2rem; line-height: 1.2; margin: 0 0 8px; }
h2 { font-size: 1.2rem; margin: 36px 0 8px; }
.eyebrow, .meta, .footer { color: var(--muted); font-size: 0.95rem; }
.lede { font-size: 1.15rem; }
ul { padding-left: 1.2em; }
li { margin: 6px 0; }
a { color: var(--link); }
a:focus-visible { outline: 3px solid var(--link); outline-offset: 2px; border-radius: 2px; }