/* Colorrow Contrast Checker — Phase 8 route-only design layer.
   Loads after frozen legacy tools.css and shared foundation.css. */
body { background: var(--cr-canvas); color: var(--cr-ink); }
.cr-contrast-page { width: 100%; min-height: 0; margin: 0; padding: 0 0 var(--cr-space-11); animation: none; }
.cr-contrast-intro,
.cr-contrast-workspace,
.cr-contrast-support { width: min(1320px, calc(100% - 40px)); margin-inline: auto; }
.cr-contrast-intro { display: grid; grid-template-columns: minmax(0, 1fr) minmax(280px, 390px); gap: var(--cr-space-8); align-items: end; padding: clamp(2.5rem, 6vw, 5.1rem) 0 var(--cr-space-7); }
.cr-contrast-eyebrow { display: block; color: var(--cr-muted); font: 760 var(--cr-font-xs)/1.2 var(--cr-font-sans); letter-spacing: .11em; text-transform: uppercase; }
.cr-contrast-intro .section-title { max-width: 850px; margin: var(--cr-space-3) 0 0; color: var(--cr-ink); font: 820 clamp(2.4rem, 5vw, 4.6rem)/.99 var(--cr-font-sans); letter-spacing: -.045em; }
.cr-contrast-lede { max-width: 760px; margin: var(--cr-space-5) 0 0; color: var(--cr-ink-soft); font: 500 clamp(1rem, .96rem + .25vw, 1.18rem)/1.65 var(--cr-font-sans); }
.cr-contrast-intro__note { margin: 0; padding: var(--cr-space-5); border: 1px solid var(--cr-border); border-radius: var(--cr-radius-lg); background: var(--cr-surface); box-shadow: var(--cr-shadow-xs); color: var(--cr-ink-soft); font: 560 var(--cr-font-sm)/1.55 var(--cr-font-sans); }
.cr-contrast-intro__note strong { display: block; margin-bottom: var(--cr-space-2); color: var(--cr-ink); font-size: var(--cr-font-md); }

.cr-contrast-workspace { overflow: hidden; border: 1px solid var(--cr-border); border-radius: clamp(1.1rem, 2vw, 1.75rem); background: var(--cr-surface); box-shadow: var(--cr-shadow-md); }
.cr-contrast-controls { display: grid; grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr) auto; gap: var(--cr-space-4); align-items: end; padding: clamp(1.25rem, 2.5vw, 2rem); border-bottom: 1px solid var(--cr-border); background: var(--cr-surface-soft); }
.cr-contrast-color-field { display: grid; gap: var(--cr-space-2); min-width: 0; }
.cr-contrast-color-field > label { color: var(--cr-ink); font: 740 var(--cr-font-sm)/1.3 var(--cr-font-sans); }
.cr-contrast-color-control { display: grid; grid-template-columns: 48px minmax(0, 1fr); gap: var(--cr-space-2); align-items: center; }
.cr-contrast-color-picker { width: 48px; height: 48px; padding: 3px; border: 1px solid var(--cr-border-strong); border-radius: var(--cr-radius-md); background: var(--cr-surface); cursor: pointer; }
.cr-contrast-hex { min-width: 0; min-height: 48px; padding: .72rem .85rem; border: 1px solid var(--cr-border-strong); border-radius: var(--cr-radius-md); background: var(--cr-surface); color: var(--cr-ink); font: 720 .95rem/1 var(--cr-font-mono); text-transform: uppercase; }
.cr-contrast-hex.is-invalid,
.cr-contrast-hex[aria-invalid="true"] { border-color: var(--cr-danger); box-shadow: 0 0 0 1px var(--cr-danger); }
.cr-contrast-color-field small { color: var(--cr-muted); font: 500 var(--cr-font-xs)/1.45 var(--cr-font-sans); }
.cr-contrast-swap { width: 48px; height: 48px; margin-bottom: 1.55rem; font-size: 1.2rem; }
.cr-contrast-copy { min-height: 48px; margin-bottom: 1.55rem; white-space: nowrap; }
.cr-contrast-color-picker:focus-visible,
.cr-contrast-hex:focus-visible { outline: 2px solid var(--cr-focus); outline-offset: 3px; box-shadow: var(--cr-focus-ring); }

.cr-contrast-results-layout { display: grid; grid-template-columns: minmax(370px, .8fr) minmax(0, 1.35fr); min-height: 540px; }
.cr-contrast-results { display: flex; flex-direction: column; min-width: 0; padding: clamp(1.25rem, 2.5vw, 2rem); border-right: 1px solid var(--cr-border); background: var(--cr-surface); }
.cr-contrast-section-kicker { color: var(--cr-muted); font: 760 var(--cr-font-xs)/1.2 var(--cr-font-sans); letter-spacing: .1em; text-transform: uppercase; }
.cr-contrast-ratio { display: grid; gap: var(--cr-space-2); padding: var(--cr-space-5) 0 var(--cr-space-6); border-bottom: 1px solid var(--cr-border); }
.cr-contrast-ratio__value { color: var(--cr-ink); font: 830 clamp(3rem, 7vw, 5.8rem)/.9 var(--cr-font-sans); letter-spacing: -.06em; font-variant-numeric: tabular-nums; }
.cr-contrast-ratio__summary { margin: 0; color: var(--cr-muted); font: 520 var(--cr-font-sm)/1.5 var(--cr-font-sans); }
.cr-contrast-result-list { display: grid; gap: var(--cr-space-3); padding: var(--cr-space-5) 0 0; }
.cr-contrast-result-row { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: var(--cr-space-4); align-items: center; padding: var(--cr-space-4); border: 1px solid var(--cr-border); border-radius: var(--cr-radius-md); background: var(--cr-surface-soft); }
.cr-contrast-result-row__label { display: grid; gap: .2rem; }
.cr-contrast-result-row__label strong { color: var(--cr-ink); font: 730 var(--cr-font-sm)/1.25 var(--cr-font-sans); }
.cr-contrast-result-row__label span { color: var(--cr-muted); font: 500 var(--cr-font-xs)/1.4 var(--cr-font-sans); }
.cr-contrast-result-badge { min-width: 88px; display: inline-flex; align-items: center; justify-content: center; gap: .42rem; padding: .55rem .7rem; border: 1px solid var(--cr-border-strong); border-radius: var(--cr-radius-pill); background: var(--cr-surface); color: var(--cr-ink); font: 800 var(--cr-font-xs)/1 var(--cr-font-sans); letter-spacing: .05em; }
.cr-contrast-result-badge__icon { width: 1.15rem; height: 1.15rem; display: inline-grid; place-items: center; border: 1px solid currentColor; border-radius: 50%; font-size: .75rem; line-height: 1; }
.cr-contrast-result-row[data-result="pass"] .cr-contrast-result-badge { border-color: color-mix(in srgb, var(--cr-success) 45%, var(--cr-border)); background: var(--cr-success-soft); color: var(--cr-success); }
.cr-contrast-result-row[data-result="fail"] .cr-contrast-result-badge { border-color: color-mix(in srgb, var(--cr-danger) 45%, var(--cr-border)); background: var(--cr-danger-soft); color: var(--cr-danger); }
.cr-contrast-qualification { margin: auto 0 0; padding-top: var(--cr-space-5); color: var(--cr-muted); font: 520 var(--cr-font-xs)/1.55 var(--cr-font-sans); }
#contrastResult { position: absolute !important; width: 1px !important; height: 1px !important; padding: 0 !important; margin: -1px !important; overflow: hidden !important; clip: rect(0 0 0 0) !important; white-space: nowrap !important; border: 0 !important; }

.cr-contrast-preview-wrap { min-width: 0; display: flex; flex-direction: column; background: #151515; }
.cr-contrast-preview-head { min-height: 58px; display: flex; align-items: center; justify-content: space-between; gap: var(--cr-space-4); padding: var(--cr-space-3) var(--cr-space-5); border-bottom: 1px solid rgba(255,255,255,.12); color: #d7d7d7; font: 650 var(--cr-font-xs)/1.4 var(--cr-font-sans); }
.cr-contrast-preview-head span:last-child { color: #9f9f9f; font-weight: 520; }
.cr-contrast-preview { --preview-foreground: #111111; --preview-background: #ffffff; flex: 1; display: grid; place-items: center; padding: clamp(1.25rem, 4vw, 3.5rem); background: var(--preview-background); color: var(--preview-foreground); transition: background-color var(--cr-motion-medium) var(--cr-ease-standard), color var(--cr-motion-medium) var(--cr-ease-standard); }
.cr-contrast-preview-card { width: min(620px, 100%); display: grid; gap: 1.15rem; padding: clamp(1.5rem, 4vw, 3rem); border: 1px solid color-mix(in srgb, var(--preview-foreground) 20%, transparent); border-radius: 1.3rem; background: var(--preview-background); color: var(--preview-foreground); box-shadow: 0 18px 60px color-mix(in srgb, var(--preview-foreground) 10%, transparent); }
.cr-contrast-preview-card h2 { margin: 0; color: inherit; font: 760 clamp(1.8rem, 4vw, 2.8rem)/1.05 var(--cr-font-sans); letter-spacing: -.035em; }
.cr-contrast-preview-card p { margin: 0; color: inherit; font: 500 1rem/1.65 var(--cr-font-sans); }
.cr-contrast-preview-card small { display: block; color: inherit; font: 500 .75rem/1.5 var(--cr-font-sans); }
.cr-contrast-preview-actions { display: flex; flex-wrap: wrap; gap: .75rem; align-items: center; }
.cr-contrast-preview-button { display: inline-flex; min-height: 44px; align-items: center; justify-content: center; padding: .75rem 1rem; border: 1px solid currentColor; border-radius: .75rem; background: var(--preview-foreground); color: var(--preview-background); font: 730 .875rem/1 var(--cr-font-sans); }
.cr-contrast-preview-input { flex: 1 1 220px; min-height: 44px; display: flex; align-items: center; padding: .75rem .85rem; border: 1px solid currentColor; border-radius: .75rem; background: transparent; color: inherit; font: 500 .875rem/1.2 var(--cr-font-sans); opacity: .85; }

.cr-contrast-support { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: var(--cr-space-5); margin-top: var(--cr-space-10); }
.cr-contrast-content { grid-column: span 6; padding: clamp(1.3rem, 2.5vw, 2rem); border: 1px solid var(--cr-border); border-radius: var(--cr-radius-lg); background: var(--cr-surface); box-shadow: var(--cr-shadow-xs); }
.cr-contrast-content--wide { grid-column: span 12; }
.cr-contrast-content h2 { margin: 0 0 var(--cr-space-3); color: var(--cr-ink); font: 780 var(--cr-font-xl)/1.2 var(--cr-font-sans); letter-spacing: -.02em; }
.cr-contrast-content h3 { margin: var(--cr-space-5) 0 var(--cr-space-2); color: var(--cr-ink); font: 730 var(--cr-font-md)/1.3 var(--cr-font-sans); }
.cr-contrast-content p,
.cr-contrast-content li { color: var(--cr-ink-soft); font: 500 var(--cr-font-sm)/1.65 var(--cr-font-sans); }
.cr-contrast-content p { margin: 0; }
.cr-contrast-content ul { margin: var(--cr-space-3) 0 0; padding-left: 1.15rem; }
.cr-contrast-content li + li { margin-top: .4rem; }
.cr-contrast-levels { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--cr-space-3); margin-top: var(--cr-space-4); }
.cr-contrast-level { padding: var(--cr-space-4); border: 1px solid var(--cr-border); border-radius: var(--cr-radius-md); background: var(--cr-surface-soft); }
.cr-contrast-level strong { display: block; margin-bottom: .25rem; color: var(--cr-ink); font: 750 var(--cr-font-sm)/1.3 var(--cr-font-sans); }
.cr-contrast-related { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--cr-space-3); margin-top: var(--cr-space-4); }
.cr-contrast-related a { display: grid; gap: .35rem; min-height: 118px; padding: var(--cr-space-4); border: 1px solid var(--cr-border); border-radius: var(--cr-radius-md); background: var(--cr-surface-soft); color: var(--cr-ink); text-decoration: none; transition: transform var(--cr-motion-fast) var(--cr-ease-standard), border-color var(--cr-motion-fast) var(--cr-ease-standard), background var(--cr-motion-fast) var(--cr-ease-standard); }
.cr-contrast-related a:hover { transform: translateY(-2px); border-color: var(--cr-border-strong); background: var(--cr-surface-tint); }
.cr-contrast-related a:focus-visible { outline: 2px solid var(--cr-focus); outline-offset: 3px; box-shadow: var(--cr-focus-ring); }
.cr-contrast-related strong { font: 730 var(--cr-font-sm)/1.3 var(--cr-font-sans); }
.cr-contrast-related span { color: var(--cr-muted); font: 500 var(--cr-font-xs)/1.5 var(--cr-font-sans); }

@media (max-width: 1080px) {
  .cr-contrast-intro { grid-template-columns: 1fr; align-items: start; }
  .cr-contrast-intro__note { max-width: 720px; }
  .cr-contrast-controls { grid-template-columns: 1fr 1fr; }
  .cr-contrast-swap,
  .cr-contrast-copy { width: auto; margin: 0; }
  .cr-contrast-swap { grid-row: 2; grid-column: 1; }
  .cr-contrast-copy { grid-row: 2; grid-column: 2; }
  .cr-contrast-results-layout { grid-template-columns: 1fr; }
  .cr-contrast-results { border-right: 0; border-bottom: 1px solid var(--cr-border); }
  .cr-contrast-preview { min-height: 520px; }
}
@media (max-width: 760px) {
  .cr-contrast-intro,
  .cr-contrast-workspace,
  .cr-contrast-support { width: min(100% - 24px, 1320px); }
  .cr-contrast-intro { padding-top: var(--cr-space-8); }
  .cr-contrast-controls { grid-template-columns: 1fr; }
  .cr-contrast-swap,
  .cr-contrast-copy { grid-column: 1; grid-row: auto; width: 100%; }
  .cr-contrast-results-layout { min-height: 0; }
  .cr-contrast-preview { min-height: 440px; padding: var(--cr-space-4); }
  .cr-contrast-content,
  .cr-contrast-content--wide { grid-column: span 12; }
  .cr-contrast-related { grid-template-columns: 1fr; }
  .cr-contrast-levels { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
  .cr-contrast-color-control { grid-template-columns: 44px minmax(0, 1fr); }
  .cr-contrast-color-picker { width: 44px; height: 44px; }
  .cr-contrast-ratio__value { font-size: 3.4rem; }
  .cr-contrast-result-row { grid-template-columns: 1fr; }
  .cr-contrast-result-badge { justify-self: start; }
  .cr-contrast-preview-card { padding: var(--cr-space-5); }
}
@media (prefers-reduced-motion: reduce) {
  .cr-contrast-preview,
  .cr-contrast-related a { transition: none !important; }
  .cr-contrast-related a:hover { transform: none; }
}