:root {
  --bg: #0a0a0a;
  --text: #ededed;
  --muted: #a1a1a1;
  --dim: #6e6e6e;
  --line: #262626;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.65 ui-sans-serif, system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
}
main { max-width: 720px; margin: 0 auto; padding: 40px 16px 80px; }
nav { display: flex; gap: 16px; align-items: center; margin-bottom: 40px; font-size: 14px; }
nav a { color: var(--muted); text-decoration: none; }
nav a:hover, nav a[aria-current] { color: var(--text); }
nav .home { color: var(--text); font-weight: 600; margin-right: auto; }
h1 { font-size: 28px; line-height: 1.2; margin: 0 0 6px; letter-spacing: -0.01em; }
h2 { font-size: 17px; margin: 36px 0 8px; }
.updated { color: var(--dim); font-size: 13px; margin: 0 0 28px; }
.lead { color: var(--muted); font-size: 16px; }
p, li { color: #d4d4d4; }
ul { padding-left: 20px; }
li { margin: 4px 0; }
a { color: var(--text); text-underline-offset: 2px; }
strong { color: var(--text); font-weight: 600; }
table { width: 100%; border-collapse: collapse; font-size: 14px; margin: 12px 0; }
th, td { text-align: left; vertical-align: top; padding: 8px 10px 8px 0; border-bottom: 1px solid var(--line); }
th { color: var(--muted); font-weight: 500; }
.table-wrap { overflow-x: auto; }
footer { margin-top: 56px; padding-top: 20px; border-top: 1px solid var(--line); color: var(--dim); font-size: 13px; }