:root {
  --bg: #fbfbfd;
  --text: #1d1d22;
  --dim: #5b5b66;
  --line: #e2e2ea;
  --link: #2f5bd3;
  --code: #f0f0f5;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1117;
    --text: #e8e8ee;
    --dim: #a0a0ad;
    --line: #2a2d38;
    --link: #8fb0ff;
    --code: #1c1f29;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
main { max-width: 720px; margin: 0 auto; padding: 48px 16px 64px; }
h1 { font-size: 2rem; line-height: 1.2; margin: 0 0 8px; }
h2 { font-size: 1.15rem; margin: 32px 0 8px; }
.lede { color: var(--dim); margin-top: 0; }
.crumb { margin: 0 0 16px; font-size: 0.9rem; }
a { color: var(--link); }
code { background: var(--code); padding: 1px 5px; border-radius: 4px; font-size: 0.9em; }
table { width: 100%; border-collapse: collapse; margin: 8px 0; }
th, td { text-align: left; vertical-align: top; padding: 8px; border-bottom: 1px solid var(--line); }
th { font-size: 0.9rem; color: var(--dim); font-weight: 600; }
footer { margin-top: 48px; padding-top: 16px; border-top: 1px solid var(--line); color: var(--dim); font-size: 0.9rem; }
@media (max-width: 520px) {
  td code { word-break: break-all; }
}