:root {
  color-scheme: light;
  --page: #f9f9f7;
  --surface: #fcfcfb;
  --ink: #0b0b0b;
  --ink-2: #52514e;
  --muted: #898781;
  --grid: #e1e0d9;
  --axis: #c3c2b7;
  --border: rgba(11,11,11,0.10);
  --accent: #256abf;
  --accent-wash: #cde2fb;
  --s1: #2a78d6; --s2: #eb6834; --s3: #1baf7a; --s4: #eda100;
  --good: #0ca30c; --warning: #fab219; --serious: #ec835a; --critical: #d03b3b;
  --neutral: #c3c2b7;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --page: #0d0d0d; --surface: #1a1a19; --ink: #ffffff; --ink-2: #c3c2b7;
    --grid: #2c2c2a; --axis: #383835; --border: rgba(255,255,255,0.10);
    --accent: #6da7ec; --accent-wash: #184f95;
    --s1: #3987e5; --s2: #d95926; --s3: #199e70; --s4: #c98500; --neutral: #52514e;
  }
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --page: #0d0d0d; --surface: #1a1a19; --ink: #ffffff; --ink-2: #c3c2b7;
  --grid: #2c2c2a; --axis: #383835; --border: rgba(255,255,255,0.10);
  --accent: #6da7ec; --accent-wash: #184f95;
  --s1: #3987e5; --s2: #d95926; --s3: #199e70; --s4: #c98500; --neutral: #52514e;
}
* { box-sizing: border-box; }
body {
  margin: 0; background: var(--page); color: var(--ink);
  font: 16px/1.55 system-ui, -apple-system, "Segoe UI", sans-serif;
}
a { color: var(--accent); }
.wrap { max-width: 1040px; margin: 0 auto; padding: 0 16px; }
header.site { border-bottom: 1px solid var(--border); background: var(--surface); }
header.site .wrap { display: flex; flex-wrap: wrap; gap: 4px 20px; align-items: baseline; padding-top: 14px; padding-bottom: 14px; }
header.site .brand { font-weight: 700; text-decoration: none; color: var(--ink); margin-right: auto; }
header.site nav { display: flex; flex-wrap: wrap; gap: 4px 16px; font-size: 14px; }
header.site nav a { color: var(--ink-2); text-decoration: none; }
header.site nav a[aria-current="page"] { color: var(--ink); font-weight: 600; border-bottom: 2px solid var(--accent); }
.plate-no { font-size: 13px; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); margin: 40px 0 4px; }
h1 { font-size: clamp(28px, 4vw, 40px); line-height: 1.15; margin: 0 0 12px; }
h2 { font-size: 22px; margin: 40px 0 8px; }
h3 { font-size: 17px; margin: 24px 0 6px; }
.lede { font-size: 19px; color: var(--ink-2); max-width: 70ch; }
p, li { max-width: 72ch; }
.card { background: var(--surface); border: 1px solid var(--border); border-radius: 10px; padding: 16px 18px; }
.grid { display: grid; gap: 14px; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }
.stat .v { font-size: 34px; font-weight: 700; line-height: 1.1; }
.stat .l { color: var(--ink-2); font-size: 14px; }
.src { font-size: 13px; color: var(--muted); }
.src a { color: var(--muted); }
table { border-collapse: collapse; width: 100%; font-size: 14px; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--grid); vertical-align: top; }
th { font-weight: 600; color: var(--ink-2); font-size: 13px; }
td.num { font-variant-numeric: tabular-nums; }
.tbl-scroll { overflow-x: auto; }
.badge { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; white-space: nowrap; }
.dot { width: 10px; height: 10px; border-radius: 50%; display: inline-block; flex: none; }
.callout { border-left: 3px solid var(--accent); padding: 4px 0 4px 14px; color: var(--ink-2); }
footer.site { margin-top: 64px; border-top: 1px solid var(--border); padding: 20px 0 40px; font-size: 13px; color: var(--muted); }
.tip { position: fixed; pointer-events: none; background: var(--surface); color: var(--ink); border: 1px solid var(--border);
  border-radius: 8px; padding: 8px 10px; font-size: 13px; max-width: 320px; box-shadow: 0 4px 16px rgba(0,0,0,.12); opacity: 0; transition: opacity .1s; z-index: 10; }
.tip.on { opacity: 1; }