:root {
  --bg: #111111;
  --text: #ececec;
  --muted: #9a9a9a;
  --line: #2a2a2a;
  --accent: #ff7a1a;
}
@media (prefers-color-scheme: light) {
  :root { --bg: #fbfaf8; --text: #1b1b1b; --muted: #6b6b6b; --line: #e3e0da; --accent: #c45500; }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
.doc { max-width: 720px; margin: 0 auto; padding: 32px 16px 64px; }
h1 { font-size: 28px; line-height: 1.2; margin: 24px 0 4px; }
h2 { font-size: 19px; margin: 32px 0 8px; }
p, li { margin: 0 0 10px; overflow-wrap: anywhere; }
ul { padding-left: 22px; }
a { color: var(--accent); }
.back, .date { color: var(--muted); font-size: 14px; }
table { width: 100%; border-collapse: collapse; font-size: 15px; }
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: 600; }