:root {
  --bg: #fbfaf7;
  --surface: #ffffff;
  --text: #1d1f22;
  --muted: #5f6670;
  --border: #e3e0d8;
  --bls: #6b7280;
  --crowd: #c2410c;
  --accent: #c2410c;
  --up: #b42318;
  --down: #067647;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #141517;
    --surface: #1c1e21;
    --text: #e8e6e1;
    --muted: #a0a6ae;
    --border: #2e3136;
    --bls: #9ca3af;
    --crowd: #fb923c;
    --accent: #fb923c;
    --up: #f97066;
    --down: #47cd89;
    color-scheme: dark;
  }
}

:root[data-theme="dark"] {
  --bg: #141517;
  --surface: #1c1e21;
  --text: #e8e6e1;
  --muted: #a0a6ae;
  --border: #2e3136;
  --bls: #9ca3af;
  --crowd: #fb923c;
  --accent: #fb923c;
  --up: #f97066;
  --down: #47cd89;
  color-scheme: dark;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.55 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

a { color: var(--accent); }

header.site, main, footer.site {
  max-width: 880px;
  margin: 0 auto;
  padding: 0 16px;
}

header.site { padding-top: 20px; }
.brand { font-weight: 700; text-decoration: none; color: var(--text); letter-spacing: 0.01em; }
footer.site { padding-bottom: 40px; color: var(--muted); }

h1 { font-size: clamp(1.8rem, 5vw, 2.4rem); line-height: 1.15; margin: 28px 0 8px; }
h2 { font-size: 1.15rem; margin: 36px 0 10px; }
.lede { color: var(--muted); max-width: 62ch; margin: 0 0 8px; }
.caveat { color: var(--muted); font-size: 0.9rem; margin: 0; }

.cards {
  list-style: none;
  padding: 0;
  margin: 28px 0 40px;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(190px, 1fr));
  gap: 12px;
}

.card {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  text-decoration: none;
  min-height: 118px;
}
.card:hover, .card:focus-visible { border-color: var(--accent); }
.card-title { font-weight: 650; font-size: 1.1rem; }
.card-unit { color: var(--muted); font-size: 0.85rem; }
.card-figures { margin-top: auto; font-size: 0.9rem; font-variant-numeric: tabular-nums; }
.card-figures .crowd { color: var(--crowd); }

.figures {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin: 24px 0 16px;
}
.figure {
  display: flex;
  flex-direction: column;
  padding: 14px 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 4px solid var(--bls);
  border-radius: 10px;
}
.figure.crowd { border-left-color: var(--crowd); }
.figure-label { color: var(--muted); font-size: 0.85rem; }
.figure-value { font-size: 1.7rem; font-weight: 700; font-variant-numeric: tabular-nums; }
.figure-note { color: var(--muted); font-size: 0.85rem; min-height: 1.3em; }
.up { color: var(--up); }
.down { color: var(--down); }

.range { display: flex; gap: 6px; margin: 8px 0; }
.range button {
  font: inherit;
  font-size: 0.85rem;
  padding: 4px 12px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
}
.range button[aria-pressed="true"] { border-color: var(--accent); color: var(--accent); font-weight: 600; }

.chart { width: 100%; min-height: 320px; overflow: hidden; }
.chart .u-legend { color: var(--text); font-size: 0.85rem; }
.chart .u-legend tbody { display: flex; flex-wrap: wrap; justify-content: center; }
.notice {
  margin: 8px 0 0;
  padding: 10px 14px;
  border-radius: 8px;
  background: var(--surface);
  border: 1px dashed var(--border);
  color: var(--muted);
  font-size: 0.9rem;
}

.table-wrap { overflow-x: auto; }
table { border-collapse: collapse; width: 100%; font-variant-numeric: tabular-nums; font-size: 0.92rem; }
th, td { text-align: right; padding: 6px 10px; border-bottom: 1px solid var(--border); white-space: nowrap; }
th:first-child, td:first-child { text-align: left; }
th { color: var(--muted); font-weight: 600; }

.about p { color: var(--muted); max-width: 70ch; }

@media (max-width: 480px) {
  .figures { grid-template-columns: 1fr; }
  .figure-value { font-size: 1.45rem; }
}