:root {
  --bg: #fbfbfa; --fg: #1c1d1f; --muted: #6a6d73; --line: #e3e3e0; --card: #ffffff;
  --accent: #2557c7; --input: #2557c7; --output: #c2410c;
  --warn-bg: #fff4d6; --warn-fg: #7a5200; --bad-bg: #f6e1e1; --bad-fg: #8a1f1f;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #141517; --fg: #e8e8e6; --muted: #9a9ca1; --line: #2e3034; --card: #1b1c1f;
    --accent: #7ea6ff; --input: #7ea6ff; --output: #ff9a5c;
    --warn-bg: #3a2f10; --warn-fg: #f2d38a; --bad-bg: #3d1d1d; --bad-fg: #f0a8a8;
  }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--fg);
  font: 16px/1.55 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
header.site, main, footer.site { max-width: 960px; margin: 0 auto; padding: 0 16px; }
header.site { display: flex; align-items: baseline; gap: 24px; padding-top: 18px; padding-bottom: 18px;
  border-bottom: 1px solid var(--line); flex-wrap: wrap; }
header.site .brand { font-weight: 700; font-size: 1.15rem; color: var(--fg); }
header.site nav { display: flex; gap: 18px; }
h1 { font-size: 1.8rem; line-height: 1.25; margin: 28px 0 8px; }
h2 { font-size: 1.2rem; margin: 32px 0 10px; }
.lead { font-size: 1.05rem; margin-top: 0; }
.meta { color: var(--muted); margin: 0 0 10px; font-size: .95rem; }
.meta strong { color: var(--fg); font-weight: 600; }
.muted, .note, .crumbs { color: var(--muted); }
.note { font-size: .85rem; margin-top: 6px; }
.crumbs { font-size: .9rem; margin: 20px 0 0; }
.scroll { overflow-x: auto; }
table.prices { border-collapse: collapse; width: 100%; background: var(--card); font-size: .95rem; }
table.prices th, table.prices td { padding: 8px 10px; border-bottom: 1px solid var(--line); text-align: left;
  vertical-align: top; white-space: nowrap; }
table.prices thead th { font-size: .8rem; text-transform: uppercase; letter-spacing: .03em; color: var(--muted);
  font-weight: 600; }
table.prices tbody th { font-weight: 600; }
.num { text-align: right !important; font-variant-numeric: tabular-nums; }
.sub { display: block; font-weight: 400; font-size: .8rem; color: var(--muted); }
.badge { display: inline-block; font-size: .72rem; font-weight: 600; padding: 1px 7px; border-radius: 10px;
  vertical-align: middle; background: var(--line); color: var(--fg); margin-left: 6px; }
.badge.deprecated, .badge.limited { background: var(--warn-bg); color: var(--warn-fg); }
.badge.retired { background: var(--bad-bg); color: var(--bad-fg); }
ul.changes { padding-left: 18px; }
ul.changes li { margin: 4px 0; }
.chart { width: 100%; min-height: 300px; margin: 8px 0 12px; }
.chart .u-legend { font-size: .85rem; color: var(--fg); }
.chart .u-axis { color: var(--muted); }
footer.site { margin-top: 48px; padding-top: 16px; padding-bottom: 32px; border-top: 1px solid var(--line);
  color: var(--muted); font-size: .85rem; }