:root {
  color-scheme: light;
  --page: #f9f9f7;
  --surface: #fcfcfb;
  --text-primary: #0b0b0b;
  --text-secondary: #52514e;
  --text-muted: #898781;
  --grid: #e1e0d9;
  --axis: #c3c2b7;
  --border: rgba(11, 11, 11, 0.10);
  --series-1: #2a78d6;
  --series-1-hover: #5598e7;
  --series-1-wash: rgba(42, 120, 214, 0.12);
  --mark-muted: #b4b2aa;
}

@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --page: #0d0d0d;
    --surface: #1a1a19;
    --text-primary: #f0efec;
    --text-secondary: #c3c2b7;
    --text-muted: #898781;
    --grid: #2c2c2a;
    --axis: #383835;
    --border: rgba(255, 255, 255, 0.10);
    --series-1: #3987e5;
    --series-1-hover: #6da7ec;
    --series-1-wash: rgba(57, 135, 229, 0.18);
    --mark-muted: #5d5c57;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--page);
  color: var(--text-primary);
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  line-height: 1.5;
}

a { color: var(--series-1); }

.wrap { max-width: 1040px; margin: 0 auto; padding: 0 16px 48px; }

header { padding: 40px 0 16px; }
h1 { margin: 0 0 8px; font-size: 32px; line-height: 1.15; font-weight: 650; }
h2 { margin: 0 0 4px; font-size: 18px; font-weight: 600; }
.lede { margin: 0; max-width: 62ch; color: var(--text-secondary); }
.error { color: #d03b3b; font-weight: 600; }

.tiles { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin: 16px 0 24px; }
.tile { background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 16px 20px; }
.tile-label { font-size: 13px; color: var(--text-secondary); }
.tile-value { margin: 4px 0; font-size: 34px; line-height: 1.1; font-weight: 600; }
.tile-note { font-size: 12px; color: var(--text-secondary); }

.card { background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 20px; margin-bottom: 16px; }
.sub { margin: 0 0 12px; font-size: 13px; color: var(--text-secondary); }
.note { margin: 12px 0 0; font-size: 12.5px; color: var(--text-secondary); max-width: 80ch; }

.chart { position: relative; height: 300px; }
.chart canvas { display: block; }
.chart-short { height: 230px; }

.pair { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 16px; }
.pair .card { margin-bottom: 0; }

.legend { display: flex; flex-wrap: wrap; gap: 4px 16px; margin: 0 0 8px; font-size: 12.5px; color: var(--text-secondary); }
.key { display: inline-flex; align-items: center; gap: 6px; }
.swatch { display: inline-block; width: 12px; height: 12px; border-radius: 2px; }
.swatch-series { background: var(--series-1); }
.swatch-muted { background: var(--mark-muted); }

details { margin-top: 12px; font-size: 13px; }
summary { cursor: pointer; color: var(--text-secondary); }
.table-scroll { max-height: 320px; overflow: auto; margin-top: 8px; border: 1px solid var(--border); border-radius: 8px; }
.data-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.data-table th, .data-table td { padding: 6px 12px; border-bottom: 1px solid var(--grid); white-space: nowrap; }
.data-table th { position: sticky; top: 0; background: var(--surface); text-align: left; font-weight: 600; color: var(--text-secondary); }
.data-table .r { text-align: right; font-variant-numeric: tabular-nums; }
.data-table .l { text-align: left; }
.table-tall { max-height: 420px; margin-top: 12px; }
.after-table td.l { white-space: normal; }

.link-button {
  margin-top: 10px; padding: 0; border: 0; background: none;
  color: var(--series-1); font: inherit; font-size: 13px; cursor: pointer; text-decoration: underline;
}

.section-title { margin: 32px 0 12px; font-size: 22px; font-weight: 600; }

/* map filters: one row above the map */
.filters { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 16px; margin-bottom: 12px; font-size: 13px; color: var(--text-secondary); }
.filters label { display: inline-flex; align-items: center; gap: 6px; }
.filters select, .filters button {
  font: inherit; color: var(--text-primary); background: var(--surface);
  border: 1px solid var(--border); border-radius: 8px; padding: 6px 10px;
}
.filters button { cursor: pointer; }
.filters button:hover, .filters select:hover { border-color: var(--axis); }
.filters .count { margin-left: auto; font-variant-numeric: tabular-nums; }

.card-map { padding: 12px; }
#map { height: 480px; border-radius: 8px; border: 1px solid var(--border); background: var(--page); }
.leaflet-container { font: inherit; }
.leaflet-tooltip { background: var(--surface); color: var(--text-primary); border: 1px solid var(--axis); box-shadow: none; }
.leaflet-tooltip-top:before { border-top-color: var(--axis); }
.leaflet-tooltip-bottom:before { border-bottom-color: var(--axis); }
.leaflet-tooltip-left:before { border-left-color: var(--axis); }
.leaflet-tooltip-right:before { border-right-color: var(--axis); }

.size-key { display: flex; align-items: center; flex-wrap: wrap; gap: 8px 14px; margin-top: 10px; font-size: 12.5px; color: var(--text-secondary); }
.size-key .item { display: inline-flex; align-items: center; gap: 6px; }
.size-key .dot { display: inline-block; border-radius: 50%; border: 1px solid var(--series-1); background: var(--series-1-wash); }

footer { margin-top: 32px; font-size: 12.5px; color: var(--text-secondary); max-width: 80ch; }

@media (max-width: 760px) {
  h1 { font-size: 26px; }
  .tiles { grid-template-columns: 1fr; }
  .pair { grid-template-columns: 1fr; }
  #map { height: 360px; }
  .filters .count { margin-left: 0; width: 100%; }
  .chart { height: 260px; }
}