:root {
  --teal: #157A7F; --ink: #0E2A33; --amber: #E39B2F; --grey: #6B7780; --rule: #D8DEE0;
  color-scheme: light;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: #fff; color: var(--ink);
  font: 16px/1.55 system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 16px; }
a { color: var(--teal); }
a:hover { color: var(--ink); }
header { border-bottom: 1px solid var(--rule); }
header .wrap { display: flex; flex-direction: column; align-items: flex-start; gap: 14px; padding-top: 22px; padding-bottom: 12px; }
.brand { display: inline-flex; align-items: center; }
.brand img { display: block; height: 88px; width: auto; max-width: 100%; }
@media (max-width: 640px) { .brand img { height: auto; width: 100%; } }
nav { display: flex; flex-wrap: wrap; gap: 4px 18px; }
nav a { color: var(--ink); text-decoration: none; }
nav a[aria-current="page"] { color: var(--teal); border-bottom: 2px solid var(--teal); }
main { padding-top: 8px; padding-bottom: 40px; }
h1, h2 { color: var(--teal); line-height: 1.25; }
h1 { font-size: 1.8rem; margin: 24px 0 12px; }
h2 { font-size: 1.3rem; margin: 36px 0 10px; padding-bottom: 4px; border-bottom: 1px solid var(--rule); }
h3 { font-size: 1.05rem; margin: 20px 0 6px; }
code { font: 0.9em ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }
pre { background: #f6f8f8; border: 1px solid var(--rule); padding: 10px; overflow-x: auto; }
.lead { font-size: 1.15rem; font-weight: 600; }
.fresh, .meta, .version, .muted, caption, footer { color: var(--grey); }
.version { font-size: 0.95rem; }
.note { border-left: 3px solid var(--amber); padding: 4px 10px; background: #fdf8ef; }
.scroll { overflow-x: auto; }
table { border-collapse: collapse; width: 100%; font-size: 0.92rem; margin: 6px 0 10px; }
caption { text-align: left; font-size: 0.85rem; padding-bottom: 4px; }
th, td { padding: 6px 8px; border-bottom: 1px solid var(--rule); text-align: left; vertical-align: top; }
thead th { font-weight: 600; border-bottom: 2px solid var(--ink); vertical-align: bottom; }
.nw { white-space: nowrap; }
tbody th { font-weight: 600; white-space: nowrap; }
td.n { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
tr.sub td { font-size: 0.85rem; color: var(--grey); border-bottom: 1px solid var(--rule); padding-top: 0; }
tr:has(+ tr.sub) td, tr:has(+ tr.sub) th { border-bottom: none; }
ul.notes { font-size: 0.88rem; color: var(--ink); }
dt { font-weight: 600; margin-top: 10px; }
dd { margin: 2px 0 0 0; }
section { scroll-margin-top: 12px; }
footer { border-top: 1px solid var(--rule); font-size: 0.85rem; padding: 12px 0 24px; }
footer p { margin: 4px 0; }