/* Color study cards; shared partials own hero, article and design note. */
.tn-cq-page{--cq-paper:#faf6ee;--cq-wash:#f5efdf;--cq-ink:#1a1208;--cq-muted:#5a4a30;--cq-line:#b8a888;--cq-soft:#ddd4be;--cq-button:#ede6d4;--cq-hover:#dfd4bb;--cq-primary:#1a1208;--cq-primary-hover:#473420;--cq-primary-text:#faf6ee;--cq-accent:#a93e00;width:100%;max-width:1180px;margin-inline:auto;color:var(--cq-ink)}
.tn-cq-page .tn-cq-ad{width:100%;margin-inline:auto;background:transparent;border:0}
.tn-cq-page .tn-cq-ad--top{margin-top:54px;margin-bottom:22px}
.tn-cq-page .tn-cq-ad--bottom{margin-top:26px;margin-bottom:30px}
.tn-cq-tool,.tn-cq-tool *{box-sizing:border-box}
.tn-cq-tool{padding:26px;border-top:3px double var(--cq-ink);border-bottom:1px solid var(--cq-line);background:var(--cq-paper);color:var(--cq-ink);font-family:-apple-system,BlinkMacSystemFont,"Pretendard","Segoe UI",system-ui,sans-serif;font-size:14px;line-height:1.65;-webkit-font-smoothing:antialiased}
.tn-cq-tool [hidden]{display:none!important}
.tn-cq-tool :is(p,h2,h3,ol){margin:0;color:inherit}
.tn-cq-tool :is(button,code){font-family:inherit}
.tn-cq-tool button{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:10px 16px;margin:0;border:1px solid var(--cq-line);border-radius:0;background:var(--cq-button);color:var(--cq-ink);-webkit-text-fill-color:currentColor;box-shadow:none;outline:0;font-size:14px;font-weight:650;line-height:1.4;letter-spacing:0;text-transform:none;white-space:normal;cursor:pointer;touch-action:manipulation;transition:background-color .16s ease,border-color .16s ease,color .16s ease}
.tn-cq-tool button:hover:not(:disabled){background:var(--cq-hover);border-color:var(--cq-ink);box-shadow:none;transform:none}
.tn-cq-tool button:focus-visible{outline:2px solid var(--cq-accent);outline-offset:2px}
.tn-cq-tool button:disabled{cursor:default;opacity:1}
.tn-cq-tool button.tn-cq-primary{background:var(--cq-primary);border-color:var(--cq-primary);color:var(--cq-primary-text);-webkit-text-fill-color:currentColor;min-width:146px}
.tn-cq-tool button.tn-cq-primary:hover:not(:disabled){background:var(--cq-primary-hover);border-color:var(--cq-primary-hover)}
.tn-cq-tool .tn-cq-setup{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);gap:34px}
.tn-cq-tool .tn-cq-settings{min-width:0}
.tn-cq-tool .tn-cq-panel-head{margin-bottom:22px;padding-bottom:14px;border-bottom:1px solid var(--cq-line)}
.tn-cq-tool .tn-cq-index{font-size:11px;font-weight:600;letter-spacing:.12em;color:var(--cq-muted)}
.tn-cq-tool .tn-cq-panel-head p{margin-top:6px;font-size:20px;font-weight:750;letter-spacing:-.025em}
.tn-cq-tool .tn-cq-setting+.tn-cq-setting{margin-top:18px}
.tn-cq-tool .tn-cq-label{display:flex;flex-wrap:wrap;align-items:baseline;gap:9px;margin-bottom:8px;font-size:13px;font-weight:750}
.tn-cq-tool .tn-cq-label>span{font-size:12px;font-weight:400;color:var(--cq-muted)}
.tn-cq-tool .tn-cq-segment{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:5px}
.tn-cq-tool .tn-cq-segment--three{grid-template-columns:repeat(3,minmax(0,1fr))}
.tn-cq-tool .tn-cq-segment button{padding-inline:8px;font-size:13px;background:transparent}
.tn-cq-tool .tn-cq-segment button[aria-pressed="true"]{background:var(--cq-primary);color:var(--cq-primary-text);border-color:var(--cq-primary)}
.tn-cq-tool .tn-cq-segment button[aria-pressed="true"]::before{content:"✓";margin-right:5px;font-weight:800}
.tn-cq-tool .tn-cq-segment button[aria-pressed="true"]:hover{background:var(--cq-primary-hover);color:var(--cq-primary-text)}
.tn-cq-tool .tn-cq-setup-foot{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;margin-top:24px;padding-top:16px;border-top:1px solid var(--cq-soft)}
.tn-cq-tool .tn-cq-setup-foot p{font-size:12px;color:var(--cq-muted)}
.tn-cq-tool .tn-cq-preview{display:flex;flex-direction:column;min-width:0;padding:18px;border:1px solid var(--cq-line);background:var(--cq-wash)}
.tn-cq-tool .tn-cq-preview-top{display:flex;justify-content:space-between;gap:12px;margin-bottom:14px;color:var(--cq-muted);font-size:10px;letter-spacing:.1em}
.tn-cq-tool .tn-cq-preview-swatch{flex:1;min-height:204px;background:#3469d1;outline:1px solid rgba(0,0,0,.12);outline-offset:-1px}
.tn-cq-tool .tn-cq-preview-bottom{display:grid;grid-template-columns:auto minmax(0,1fr);gap:16px;align-items:center;margin-top:16px}
.tn-cq-tool .tn-cq-preview-bottom strong{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:22px;font-weight:500;letter-spacing:-.04em}
.tn-cq-tool .tn-cq-preview-bottom span{font-size:12px;line-height:1.6;color:var(--cq-muted)}
.tn-cq-tool .tn-cq-preview-channels{display:grid;grid-template-columns:52fr 105fr 209fr;gap:3px;margin-top:15px;height:5px}
.tn-cq-tool .tn-cq-preview-channels i:nth-child(1){background:#ce513c}
.tn-cq-tool .tn-cq-preview-channels i:nth-child(2){background:#43834a}
.tn-cq-tool .tn-cq-preview-channels i:nth-child(3){background:#3469d1}
.tn-cq-tool .tn-cq-topline{display:flex;justify-content:space-between;flex-wrap:wrap;gap:7px 16px;font-size:12px;font-variant-numeric:lining-nums tabular-nums}
.tn-cq-tool .tn-cq-topline>span:first-child{font-weight:800}
.tn-cq-tool .tn-cq-topline>span:nth-child(2){color:var(--cq-muted)}
.tn-cq-tool .tn-cq-progress-track{height:4px;background:var(--cq-soft);margin:13px 0 24px}
.tn-cq-tool .tn-cq-progress-track>span{display:block;width:0;height:100%;background:var(--cq-ink);transition:width .2s ease}
.tn-cq-tool .tn-cq-game-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:28px}
.tn-cq-tool :is(.tn-cq-specimen-pane,.tn-cq-choice-pane){min-width:0}
.tn-cq-tool .tn-cq-specimen{display:grid;place-items:center;min-height:256px;padding:20px;border:1px solid var(--cq-line)}
.tn-cq-tool .tn-cq-specimen>span{display:grid;place-items:center;min-width:46px;min-height:46px;padding:5px 12px;background:var(--cq-paper);color:var(--cq-ink);font-size:24px;font-weight:650}
.tn-cq-tool[data-direction="code-to-swatch"] .tn-cq-specimen{background:var(--cq-wash);border:3px double var(--cq-line)}
.tn-cq-tool[data-direction="code-to-swatch"] .tn-cq-specimen>span{padding:0;background:transparent;font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:clamp(18px,2.3vw,30px);overflow-wrap:anywhere;text-align:center}
.tn-cq-tool .tn-cq-prompt{margin-top:13px;font-size:16px;font-weight:700}
.tn-cq-tool .tn-cq-hint{margin-top:4px;font-size:12px;color:var(--cq-muted)}
.tn-cq-tool .tn-cq-choices{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.tn-cq-tool button.cq-choice{position:relative;display:flex;flex-direction:column;justify-content:center;gap:13px;min-width:0;min-height:123px;padding:14px 10px;background:var(--cq-wash)}
.tn-cq-tool .cq-choice-number{align-self:flex-start;display:grid;place-items:center;width:24px;height:24px;border:1px solid var(--cq-line);font-size:11px;font-variant-numeric:tabular-nums;color:var(--cq-muted)}
.tn-cq-tool .cq-choice-code{display:block;max-width:100%;font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:14px;line-height:1.6;overflow-wrap:anywhere}
.tn-cq-tool .cq-choice-swatch{display:block;width:100%;height:88px;outline:1px solid rgba(0,0,0,.14);outline-offset:-1px}
.tn-cq-tool[data-direction="code-to-swatch"] .cq-choice{gap:8px;padding:10px}
.tn-cq-tool .cq-choice.is-correct{border:3px double var(--cq-ink);padding:12px 8px;background:var(--cq-button)}
.tn-cq-tool .cq-choice.is-wrong{border-style:dashed;border-color:var(--cq-accent)}
.tn-cq-tool[data-direction="code-to-swatch"] .cq-choice.is-correct{padding:8px}
.tn-cq-tool .tn-cq-feedback{display:flex;align-items:center;justify-content:space-between;gap:22px;padding-top:20px;margin-top:22px;border-top:3px double var(--cq-line)}
.tn-cq-tool .tn-cq-feedback>div{flex:1;min-width:0}
.tn-cq-tool .tn-cq-feedback strong{font-size:16px}
.tn-cq-tool .tn-cq-feedback p{margin-top:7px;font-size:12px}
.tn-cq-tool .tn-cq-feedback code{padding:0;background:transparent;color:var(--cq-ink);font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:13px;overflow-wrap:anywhere}
.tn-cq-tool .tn-cq-channels{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:14px}
.tn-cq-tool .cq-channel{position:relative;padding-bottom:12px;font-size:11px;font-variant-numeric:tabular-nums;color:var(--cq-muted)}
.tn-cq-tool .cq-channel::before,.tn-cq-tool .cq-channel::after{content:"";position:absolute;bottom:0;left:0;height:4px}
.tn-cq-tool .cq-channel::before{width:100%;background:var(--cq-soft)}
.tn-cq-tool .cq-channel::after{width:var(--cq-channel-value);background:var(--cq-channel-color)}
.tn-cq-tool .tn-cq-result-head h2{margin:8px 0;font-size:24px;letter-spacing:-.04em}
.tn-cq-tool .tn-cq-result-head p{font-size:13px;color:var(--cq-muted)}
.tn-cq-tool .tn-cq-result-metrics{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));margin:23px 0;border-block:1px solid var(--cq-line)}
.tn-cq-tool .tn-cq-result-metrics>div{padding:18px 20px}
.tn-cq-tool .tn-cq-result-metrics>div+div{border-left:1px solid var(--cq-soft)}
.tn-cq-tool .tn-cq-result-metrics span{display:block;font-size:12px;color:var(--cq-muted)}
.tn-cq-tool .tn-cq-result-metrics strong{display:block;font-family:-apple-system,BlinkMacSystemFont,"Pretendard","Segoe UI",system-ui,sans-serif;font-size:clamp(30px,4vw,48px);font-weight:800;font-variant-numeric:lining-nums tabular-nums;line-height:1.3}
.tn-cq-tool .tn-cq-review h3{font-size:15px;margin-bottom:12px}
.tn-cq-tool .tn-cq-review ol{padding:0;list-style:none}
.tn-cq-tool .tn-cq-review li{margin:0;padding:12px 0;border-bottom:1px solid var(--cq-soft);font-size:13px}
.tn-cq-tool .tn-cq-review li::before{content:none}
.tn-cq-tool .cq-review-item{display:flex;align-items:center;gap:14px}
.tn-cq-tool .cq-review-swatch{flex:0 0 48px;height:48px;outline:1px solid var(--cq-line);outline-offset:-1px}
.tn-cq-tool .cq-review-copy{min-width:0;overflow-wrap:anywhere}
.tn-cq-tool .tn-cq-result-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}
.tn-cq-tool .tn-cq-status{margin-top:16px;font-size:12px;color:var(--cq-muted);overflow-wrap:anywhere}
.tn-cq-tool .tn-cq-status:empty{display:none}
.tn-cq-tool .tn-cq-boundary{margin-top:22px;padding-top:12px;border-top:1px solid var(--cq-soft);color:var(--cq-muted);font-size:11px}
:is(body[data-scheme="dark"],body[data-scheme="inverse"],body[data-scheme="auto"][data-d="dark"],body[data-scheme="auto"][data-l="dark"],html[data-scheme="dark"] body:not([data-scheme="light"])) .tn-cq-page{--cq-paper:#21170f;--cq-wash:#2a1e14;--cq-ink:#f7ead1;--cq-muted:#d2bea0;--cq-line:#826744;--cq-soft:#59452e;--cq-button:#2f2115;--cq-hover:#3a2a1b;--cq-primary:#6a3b1f;--cq-primary-hover:#824826;--cq-primary-text:#f7ead1;--cq-accent:#ffb678}
@media(prefers-color-scheme:dark){
:is(body[data-scheme="auto"],html[data-scheme="auto"] body:not([data-scheme="light"]):not([data-scheme="dark"]):not([data-scheme="inverse"])) .tn-cq-page{--cq-paper:#21170f;--cq-wash:#2a1e14;--cq-ink:#f7ead1;--cq-muted:#d2bea0;--cq-line:#826744;--cq-soft:#59452e;--cq-button:#2f2115;--cq-hover:#3a2a1b;--cq-primary:#6a3b1f;--cq-primary-hover:#824826;--cq-primary-text:#f7ead1;--cq-accent:#ffb678}
}
@media(max-width:720px){
.tn-cq-page{width:calc(100vw - 10px);max-width:calc(100vw - 10px);margin-inline:auto}
.tn-cq-page .tn-cq-ad--top{margin-top:48px;margin-bottom:20px}
.tn-cq-tool{padding:18px 12px}
.tn-cq-tool .tn-cq-setup{grid-template-columns:minmax(0,1fr);gap:22px}
.tn-cq-tool .tn-cq-panel-head{margin-bottom:16px}
.tn-cq-tool .tn-cq-panel-head p{font-size:19px}
.tn-cq-tool .tn-cq-setup-foot{margin-top:18px}
.tn-cq-tool .tn-cq-setup-foot .tn-cq-primary{width:100%}
.tn-cq-tool .tn-cq-preview{padding:14px}
.tn-cq-tool .tn-cq-preview-swatch{min-height:148px}
.tn-cq-tool .tn-cq-game-grid{grid-template-columns:minmax(0,1fr);gap:18px}
.tn-cq-tool .tn-cq-specimen{min-height:180px}
.tn-cq-tool[data-direction="code-to-swatch"] .tn-cq-specimen{min-height:142px}
.tn-cq-tool .tn-cq-progress-track{margin-bottom:18px}
.tn-cq-tool .tn-cq-choices{gap:8px}
.tn-cq-tool button.cq-choice{min-height:104px;gap:8px}
.tn-cq-tool .cq-choice-code{font-size:12px}
.tn-cq-tool .tn-cq-feedback{flex-direction:column;align-items:stretch;gap:18px}
.tn-cq-tool .tn-cq-channels{gap:9px}
.tn-cq-tool .cq-channel{font-size:10px}
.tn-cq-tool .tn-cq-result-metrics>div{padding:14px 10px}
.tn-cq-tool .tn-cq-result-actions button{flex:1 1 auto}
.tn-cq-tool .tn-cq-result-actions .tn-cq-primary{flex-basis:100%}
}
@media(prefers-reduced-motion:reduce){
.tn-cq-tool *,.tn-cq-tool *::before,.tn-cq-tool *::after{transition:none!important;animation:none!important}
}
/* Browser-local practice record. */
.tn-cq-tool .tn-cq-personal{margin-top:0;padding-block:18px;border-block:1px solid var(--cq-line);background:transparent}
.tn-cq-tool .tn-cq-personal-head{display:flex;align-items:center;justify-content:space-between;gap:12px}
.tn-cq-tool .tn-cq-personal h3{margin:0;font-size:15px;line-height:1.5}
.tn-cq-tool .tn-cq-personal dl{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin:14px 0;padding:0}
.tn-cq-tool .tn-cq-personal dl>div{min-width:0}
.tn-cq-tool .tn-cq-personal dt{margin:0;font-size:12px;font-weight:400;color:var(--cq-muted)}
.tn-cq-tool .tn-cq-personal dd{margin:4px 0 0;padding:0;font-family:-apple-system,BlinkMacSystemFont,"Pretendard","Segoe UI",system-ui,sans-serif;font-size:23px;font-weight:800;font-variant-numeric:lining-nums tabular-nums;line-height:1.35;color:var(--cq-ink);overflow-wrap:anywhere}
.tn-cq-tool .tn-cq-personal #cqClearStats{min-height:40px;padding:8px 12px;font-size:12px}
@media(max-width:720px){
.tn-cq-tool .tn-cq-personal dl{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px 18px}
}