:root {
  --bg: #fbfaf7;
  --text: #1f2328;
  --muted: #5b6168;
  --accent: #b3261e;
  --line: #e3e0da;
  --box: #f2efe9;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #16181b;
    --text: #e6e3de;
    --muted: #9ba1a8;
    --accent: #f08a7e;
    --line: #2c3035;
    --box: #1f2226;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.65 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
main { max-width: 42rem; margin: 0 auto; padding: 3rem 16px 4rem; }
h1 { font-size: 2rem; line-height: 1.2; margin: 0 0 .25rem; }
h2 { font-size: 1.2rem; margin: 2.2rem 0 .5rem; padding-top: 1.2rem; border-top: 1px solid var(--line); }
.meta { color: var(--muted); margin: 0 0 2rem; }
a { color: var(--accent); }
table { width: 100%; border-collapse: collapse; font-size: .95rem; }
th, td { text-align: left; vertical-align: top; padding: .55rem .5rem; border-bottom: 1px solid var(--line); }
th { color: var(--muted); font-weight: 600; }
.box { background: var(--box); border-radius: 8px; padding: 1rem 1.2rem; }
.button {
  display: inline-block; background: var(--accent); color: var(--bg);
  padding: .7rem 1.2rem; border-radius: 6px; text-decoration: none; font-weight: 600;
}
code { font-size: .95em; }
footer { margin-top: 3rem; color: var(--muted); font-size: .9rem; }