/* Contrast Circuit. Scoped under .contrast-lab so the module can be embedded. */
.contrast-lab { display: grid; gap: 2rem; }
.contrast-lab h3 { margin: 0 0 0.75rem; }
.cc-block { display: grid; gap: 0.75rem; }
.cc-controls { display: flex; flex-wrap: wrap; gap: 0.75rem 1.25rem; align-items: end; }
.cc-field { display: grid; gap: 0.25rem; }
.cc-field label { font-weight: 600; font-size: 0.95rem; }
.cc-inline { display: flex; gap: 0.4rem; align-items: center; }
.cc-field input[type="color"] { width: 3rem; height: 2.25rem; padding: 0; border: 1px solid var(--input-border, #9aa7b8); border-radius: 6px; background: none; }
.cc-field input[type="text"], .cc-field select { font: inherit; padding: 0.4rem 0.5rem; border: 1px solid var(--input-border, #9aa7b8); border-radius: 6px; background: var(--input-bg, #fff); color: var(--ink, #1f2937); }
.cc-field input[type="text"] { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; width: 9.5ch; }
.cc-field input[type="range"] { width: min(100%, 18rem); accent-color: var(--cta, #0c5a8a); }
.cc-field-wide { flex: 1 1 16rem; }
.cc-chart { width: 100%; height: auto; display: block; color: var(--ink, #1f2937); }
.cc-chart text { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 11px; fill: currentColor; }
.cc-chart .cc-grid { stroke: var(--border, #d1d9e0); stroke-width: 1; }
.cc-chart .cc-axis { stroke: var(--muted, #4b5563); stroke-width: 1; }
.cc-chart .cc-target { stroke: var(--heading, #0b3d5c); stroke-width: 1; stroke-dasharray: 4 3; }
.cc-chart .cc-target-label { font-weight: 700; }
.cc-chart .cc-series { fill: none; stroke-width: 1.6; }
.cc-chart .cc-series-on { stroke-width: 2.6; }
.cc-chart .cc-s0 { stroke: var(--heading, #0b3d5c); }
.cc-chart .cc-s1 { stroke: var(--accent, #2a7de1); }
.cc-chart .cc-s2 { stroke: var(--success, #1f6f43); }
.cc-chart .cc-s3 { stroke: var(--danger, #b3261e); }
.cc-chart .cc-s4 { stroke: var(--muted, #4b5563); }
.cc-chart .cc-marker { fill: var(--bg, #fff); stroke: var(--heading, #0b3d5c); stroke-width: 2; }
.cc-legend { display: flex; flex-wrap: wrap; gap: 0.4rem 1rem; list-style: none; padding: 0; margin: 0; font-size: 0.9rem; }
.cc-legend li::before { content: ""; display: inline-block; width: 1.6rem; height: 0; border-top: 3px solid currentColor; margin-right: 0.4rem; vertical-align: middle; }
.cc-legend .cc-s0 { color: var(--heading, #0b3d5c); }
.cc-legend .cc-s1 { color: var(--accent, #2a7de1); }
.cc-legend .cc-s1::before { border-top-style: dashed; }
.cc-legend .cc-s2 { color: var(--success, #1f6f43); }
.cc-legend .cc-s2::before { border-top-style: dotted; }
.cc-legend .cc-s3 { color: var(--danger, #b3261e); }
.cc-legend .cc-s3::before { border-top-style: dashed; }
.cc-legend .cc-s4 { color: var(--muted, #4b5563); }
.cc-legend .cc-s4::before { border-top-style: dotted; }
.contrast-lab tr.cc-sel th, .contrast-lab tr.cc-sel td { background: var(--bg-soft, #e8f2f7); }
.cc-actions { display: flex; flex-wrap: wrap; gap: 0.5rem; align-items: center; }
.cc-actions button, .cc-presets button { font: inherit; font-size: 0.95rem; font-weight: 600; padding: 0.45rem 0.8rem; border: 1px solid var(--input-border, #9aa7b8); border-radius: 999px; background: var(--input-bg, #fff); color: var(--ink, #1f2937); cursor: pointer; }
.cc-actions button:hover, .cc-presets button:hover { border-color: var(--heading, #0b3d5c); }
.cc-sample { margin: 0; }
.cc-swatch { display: inline-block; padding: 0.35rem 0.7rem; border: 1px solid var(--border, #d1d9e0); border-radius: 6px; font-weight: 700; }
.cc-chip { display: inline-block; padding: 0.1rem 0.4rem; border: 1px solid var(--border, #d1d9e0); border-radius: 4px; font-weight: 700; }
.cc-tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(9rem, 1fr)); gap: 0.75rem; }
.cc-tile { border: 1px solid var(--border, #d1d9e0); border-radius: 8px; padding: 0.6rem 0.75rem; background: var(--bg, #fff); }
.cc-k { font-size: 0.8rem; color: var(--muted, #4b5563); }
.cc-v { font-variant-numeric: tabular-nums; font-weight: 700; }
.cc-note { margin: 0; color: var(--muted, #4b5563); max-width: 70ch; }
.cc-table-wrap { overflow-x: auto; }
.contrast-lab table { border-collapse: collapse; width: 100%; font-size: 0.95rem; }
.contrast-lab caption { text-align: left; font-weight: 600; margin-bottom: 0.4rem; }
.contrast-lab th, .contrast-lab td { text-align: left; padding: 0.4rem 0.55rem; border-bottom: 1px solid var(--border, #d1d9e0); vertical-align: top; }
.contrast-lab td:nth-child(n+3), .contrast-lab th:nth-child(n+3) { font-variant-numeric: tabular-nums; }
.cc-map { max-width: 36rem; }
.cc-map canvas { width: 100%; height: auto; display: block; border-radius: 8px; }
.cc-presets { display: flex; flex-wrap: wrap; gap: 0.5rem; }
@media (max-width: 40rem) {
  .cc-controls { display: grid; }
}