:root {
  color-scheme: light;
  --page: #f9f9f7;
  --surface: #fcfcfb;
  --ink: #0b0b0b;
  --ink-2: #52514e;
  --muted: #6f6d68;
  --grid: #e1e0d9;
  --baseline: #c3c2b7;
  --border: rgba(11, 11, 11, 0.10);
  --wash: rgba(42, 120, 214, 0.07);
  --accent: #2a78d6;
  --accent-ink: #1c5cab;
  --bar-strong: #2a78d6;
  --bar-weak: #86b6ef;
  --error: #b42b2b;
  --focus: #2a78d6;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --page: #0d0d0d;
    --surface: #1a1a19;
    --ink: #ffffff;
    --ink-2: #c3c2b7;
    --muted: #9a988f;
    --grid: #2c2c2a;
    --baseline: #383835;
    --border: rgba(255, 255, 255, 0.10);
    --wash: rgba(57, 135, 229, 0.12);
    --accent: #3987e5;
    --accent-ink: #86b6ef;
    --bar-strong: #3987e5;
    --bar-weak: #184f95;
    --error: #f08080;
    --focus: #6da7ec;
  }
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --page: #0d0d0d; --surface: #1a1a19; --ink: #ffffff; --ink-2: #c3c2b7; --muted: #9a988f;
  --grid: #2c2c2a; --baseline: #383835; --border: rgba(255, 255, 255, 0.10);
  --wash: rgba(57, 135, 229, 0.12); --accent: #3987e5; --accent-ink: #86b6ef;
  --bar-strong: #3987e5; --bar-weak: #184f95; --error: #f08080; --focus: #6da7ec;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--page);
  color: var(--ink);
  font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
.wrap { max-width: 1180px; margin: 0 auto; padding: 0 16px; }

.site-header { padding: 40px 0 24px; }
.site-header h1 { margin: 0 0 6px; font-size: 1.9rem; line-height: 1.2; letter-spacing: -0.01em; }
.site-header p { margin: 0; color: var(--ink-2); max-width: 62ch; }

.layout {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: 20px;
  align-items: start;
}
@media (max-width: 900px) { .layout { grid-template-columns: minmax(0, 1fr); } }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
}
@media (max-width: 520px) { .card { padding: 18px 16px; } }
h2 { font-size: 1.1rem; margin: 0 0 4px; }
.hint { color: var(--ink-2); margin: 0 0 16px; font-size: 0.93rem; }

/* Form */
label { display: block; font-weight: 600; font-size: 0.93rem; margin: 14px 0 6px; }
label .sub { font-weight: 400; color: var(--muted); margin-left: 4px; }
input[type="text"], textarea {
  width: 100%;
  font: inherit;
  font-size: 0.95rem;
  color: var(--ink);
  background: var(--page);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 9px 11px;
}
textarea { resize: vertical; line-height: 1.45; }
input:focus-visible, textarea:focus-visible, button:focus-visible, a:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 1px;
}
.actions { display: flex; align-items: center; gap: 16px; margin-top: 18px; }
button {
  font: inherit;
  font-weight: 600;
  color: #fff;
  background: var(--accent);
  border: 0;
  border-radius: 8px;
  padding: 10px 18px;
  cursor: pointer;
}
button:hover { filter: brightness(1.08); }
.reset { color: var(--ink-2); font-size: 0.93rem; }
.form-error { color: var(--error); font-size: 0.93rem; margin: 12px 0 0; }

/* Best match */
.eyebrow {
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
}
.best { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; margin-top: 4px; }
.best-name .abbr { display: block; font-size: 1.9rem; font-weight: 700; line-height: 1.15; }
.best-name .full { display: block; color: var(--ink-2); }
.best-pct { font-size: 2.4rem; font-weight: 700; line-height: 1; color: var(--accent-ink); }
.verdict { margin: 12px 0 22px; color: var(--ink-2); }
.verdict strong { color: var(--ink); }

/* Bar chart */
.chart { --label-w: 44%; --value-w: 3.6rem; }
.chart-caption { margin: 0 0 6px; font-size: 0.85rem; font-weight: 600; color: var(--ink-2); }
.bar-row { display: grid; grid-template-columns: var(--label-w) 1fr var(--value-w); column-gap: 12px; }
.axis {
  position: relative;
  height: 18px;
  font-size: 0.75rem;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
  /* ticks sit over the track column only */
  margin-left: calc(var(--label-w) + 12px);
  margin-right: calc(var(--value-w) + 12px);
}
.axis span { position: absolute; transform: translateX(-50%); }
.axis span:first-child { transform: none; }
.axis span:last-child { transform: translateX(-100%); }
.bars { list-style: none; margin: 0; padding: 0; }
.bar-row {
  align-items: center;
  padding: 5px 0;
  border-radius: 6px;
}
.bar-row:hover { background: var(--wash); }
.label { min-width: 0; font-size: 0.9rem; line-height: 1.25; padding-left: 4px; }
.label .abbr { font-weight: 600; }
.label .full { color: var(--muted); font-size: 0.82rem; }
.track {
  position: relative;
  height: 22px;
  background-image: linear-gradient(to right, var(--grid) 1px, transparent 1px);
  background-size: 25% 100%;
  border-right: 1px solid var(--grid);
  border-left: 1px solid var(--baseline);
}
.bar {
  position: absolute;
  left: 0;
  top: 4px;
  height: 14px;
  min-width: 2px;
  border-radius: 0 4px 4px 0;
  background: var(--bar-weak);
  transform-origin: left center;
  animation: grow 0.6s cubic-bezier(0.2, 0.7, 0.2, 1) both;
}
.bar-row.top .bar { background: var(--bar-strong); }
.value {
  text-align: right;
  font-size: 0.9rem;
  font-variant-numeric: tabular-nums;
  color: var(--ink-2);
  padding-right: 4px;
}
.bar-row.top .value, .bar-row.top .label .abbr { color: var(--ink); font-weight: 600; }
.divider {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 8px 0;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
}
.divider::after { content: ""; flex: 1; border-top: 1px dashed var(--grid); }
@keyframes grow { from { transform: scaleX(0); } to { transform: scaleX(1); } }
@media (prefers-reduced-motion: reduce) { .bar { animation: none; } }

@media (max-width: 600px) {
  .chart { --label-w: 100%; }
  .bar-row { grid-template-columns: 1fr var(--value-w); row-gap: 2px; }
  .label { grid-column: 1 / -1; }
  .axis { margin-left: 0; }
  .label .full { display: block; }
}

/* Empty state */
.cosi-list { list-style: none; margin: 0; padding: 0; columns: 2 16rem; column-gap: 24px; font-size: 0.9rem; }
.cosi-list li { break-inside: avoid; padding: 4px 0; border-bottom: 1px solid var(--grid); }
.cosi-list .abbr { font-weight: 600; }
.cosi-list .full { color: var(--muted); }

.site-footer { padding: 28px 16px 48px; color: var(--muted); font-size: 0.85rem; }
.site-footer p { max-width: 80ch; margin: 0 0 8px; }