:root {
  color-scheme: light;
  --surface-0: #f4f3f0;
  --surface-1: #fcfcfb;
  --surface-2: #ecebe7;
  --grid: #e2e1dc;
  --text-primary: #0b0b0b;
  --text-secondary: #52514e;
  --text-muted: #6d6c68;
  --series-1: #2a78d6;
  --series-1-hover: #1f63b8;
  --accent-ink: #1f5fae;
  --hero-from: #0f2747;
  --hero-to: #1d4f8f;
  --hero-ink: #f4f7fc;
  --radius: 14px;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --surface-0: #121211;
    --surface-1: #1a1a19;
    --surface-2: #262624;
    --grid: #2f2f2d;
    --text-primary: #f0efec;
    --text-secondary: #c3c2b7;
    --text-muted: #9c9b93;
    --series-1: #3987e5;
    --series-1-hover: #5c9cec;
    --accent-ink: #8db8f2;
    --hero-from: #0b1a30;
    --hero-to: #15375f;
  }
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --surface-0: #121211;
  --surface-1: #1a1a19;
  --surface-2: #262624;
  --grid: #2f2f2d;
  --text-primary: #f0efec;
  --text-secondary: #c3c2b7;
  --text-muted: #9c9b93;
  --series-1: #3987e5;
  --series-1-hover: #5c9cec;
  --accent-ink: #8db8f2;
  --hero-from: #0b1a30;
  --hero-to: #15375f;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--surface-0);
  color: var(--text-primary);
  font: 16px/1.55 system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
.wrap { max-width: 880px; margin: 0 auto; padding: 0 16px; }

.hero {
  background: linear-gradient(135deg, var(--hero-from), var(--hero-to));
  color: var(--hero-ink);
  padding: 56px 0 72px;
}
.eyebrow { margin: 0 0 6px; font-size: 13px; letter-spacing: .12em; text-transform: uppercase; opacity: .75; }
h1 { margin: 0; font-size: clamp(32px, 7vw, 52px); line-height: 1.08; letter-spacing: -0.02em; }
.lede { margin: 16px 0 0; max-width: 40em; font-size: 18px; opacity: .92; }

main { margin-top: -40px; }
h2 { font-size: 20px; margin: 0 0 4px; letter-spacing: -0.01em; }
.sub, .note { margin: 0 0 16px; color: var(--text-secondary); font-size: 14px; }
.note { margin-top: 8px; }

.tiles { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.tile {
  background: var(--surface-1); border-radius: var(--radius); padding: 18px 20px;
  box-shadow: 0 1px 2px rgb(0 0 0 / .06), 0 8px 24px rgb(0 0 0 / .06);
  display: flex; flex-direction: column;
}
.tile-value { font-size: clamp(28px, 6vw, 40px); font-weight: 650; line-height: 1.1; font-variant-numeric: tabular-nums; }
.tile-label { color: var(--text-secondary); font-size: 14px; }

.card {
  background: var(--surface-1); border-radius: var(--radius); padding: 22px 22px 18px; margin-top: 20px;
  box-shadow: 0 1px 2px rgb(0 0 0 / .05);
}

/* Horizontal bars: one series, value labelled at the bar end. */
.bars { display: grid; gap: 2px; }
.bar-row {
  display: grid; grid-template-columns: minmax(96px, 30%) 1fr; align-items: center; gap: 12px;
  padding: 5px 0; cursor: default;
}
.bar-label { font-size: 14px; color: var(--text-primary); overflow-wrap: anywhere; }
.bar-track { display: flex; align-items: center; gap: 8px; min-width: 0; }
.bar {
  height: 14px; min-width: 4px; background: var(--series-1);
  border-radius: 0 4px 4px 0; transition: background-color .12s;
}
.bar-row:hover .bar, .bar-row:focus-visible .bar { background: var(--series-1-hover); }
.bar-row:focus-visible { outline: 2px solid var(--series-1); outline-offset: 2px; border-radius: 4px; }
.bar-value { font-size: 13px; color: var(--text-secondary); font-variant-numeric: tabular-nums; white-space: nowrap; }

/* Column chart (months). */
.columns {
  display: flex; align-items: flex-end; gap: 2px; height: 180px;
  border-bottom: 1px solid var(--grid); padding-top: 18px;
}
.col { flex: 1 1 0; display: flex; flex-direction: column; align-items: center; justify-content: flex-end; height: 100%; min-width: 0; }
.col-bar { width: min(36px, 80%); background: var(--series-1); border-radius: 4px 4px 0 0; min-height: 4px; }
.col:hover .col-bar, .col:focus-visible .col-bar { background: var(--series-1-hover); }
.col:focus-visible { outline: 2px solid var(--series-1); outline-offset: 2px; border-radius: 4px; }
.col-axis { display: flex; gap: 2px; }
.col-axis span { flex: 1 1 0; text-align: center; font-size: 12px; color: var(--text-muted); padding-top: 6px; min-width: 0; }

table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--grid); }
th { color: var(--text-secondary); font-weight: 600; font-size: 13px; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
tbody tr:last-child td { border-bottom: 0; }
.table-scroll { overflow-x: auto; }
.model-name { font-family: ui-monospace, "SF Mono", Consolas, monospace; font-size: 13px; overflow-wrap: anywhere; }

.table-view { margin-top: 12px; }
.table-view summary { cursor: pointer; color: var(--accent-ink); font-size: 14px; }
.table-view table { margin-top: 8px; }

.prose { margin-top: 36px; max-width: 42em; }
.prose h2 { margin-top: 28px; }
.prose p, .prose li { color: var(--text-primary); }
.prose ul { padding-left: 20px; }
.prose li { margin: 6px 0; }

.footer { color: var(--text-muted); font-size: 13px; padding-top: 24px; padding-bottom: 40px; }

.tooltip {
  position: fixed; z-index: 10; pointer-events: none;
  background: var(--surface-1); color: var(--text-primary);
  border: 1px solid var(--grid); border-radius: 8px; padding: 6px 10px;
  font-size: 13px; box-shadow: 0 4px 16px rgb(0 0 0 / .15); max-width: 260px;
}
.tooltip strong { display: block; }
.tooltip span { color: var(--text-secondary); }

.visually-hidden {
  position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap;
}

@media (max-width: 520px) {
  .hero { padding: 40px 0 64px; }
  .tiles { gap: 8px; }
  .tile { padding: 14px; }
  .card { padding: 18px 14px 14px; }
  .bar-row { grid-template-columns: minmax(84px, 36%) 1fr; gap: 8px; }
}
@media (forced-colors: active) {
  .bar, .col-bar { background: CanvasText; }
}