:root { --primary: #004898; --text: #1f2330; --muted: #5b6275; --line: #dde2ec; --bg: #fff; }
* { box-sizing: border-box; }
body { margin: 0; font-family: system-ui, -apple-system, 'Segoe UI', Roboto, Arial, sans-serif;
       color: var(--text); background: var(--bg); line-height: 1.6; font-size: 16px; }
header { background: var(--primary); color: #fff; }
header .wrap { padding-top: 18px; padding-bottom: 0; }
header a { color: #fff; }
header .brand { font-weight: 700; font-size: 18px; }
header .sub { opacity: .85; font-size: 14px; margin-bottom: 12px; }
nav { display: flex; flex-wrap: wrap; gap: 4px 18px; padding-bottom: 12px; }
nav a { color: #fff; text-decoration: none; font-size: 15px; opacity: .9; }
nav a.on, nav a:hover { opacity: 1; text-decoration: underline; }
.wrap { max-width: 960px; margin: 0 auto; padding: 24px 16px; }
h1 { font-size: 26px; line-height: 1.3; }
h2 { font-size: 20px; margin-top: 28px; }
a { color: var(--primary); }
table { border-collapse: collapse; width: 100%; display: block; overflow-x: auto; }
th, td { border: 1px solid var(--line); padding: 6px 10px; text-align: left; vertical-align: top; }
th { background: #f3f6fb; }
pre { background: #f5f6f8; padding: 12px; overflow-x: auto; }
code { font-size: 14px; }
.doclist td:first-child { width: 60%; }
footer { border-top: 1px solid var(--line); color: var(--muted); font-size: 14px; }
.ph { background: #ffe8a3; }