:root{--canvas:#fdfcfc;--surface-soft:#f8f7f7;--surface-card:#f1eeee;--ink:#201d1d;--ink-deep:#0f0000;--body:#424245;--mute:#646262;--ash:#9a9898;--hairline:#0f00001f;--hairline-strong:#646262;--danger:#d70015;--chip-outline:oklch(0% 0 0/.1);--font:"JetBrains Mono", "Pretendard Variable", Pretendard, ui-monospace, SFMono-Regular, Menlo, monospace;font-family:var(--font);color:var(--ink);-webkit-font-smoothing:antialiased;font-size:14px;line-height:1.5}*{box-sizing:border-box}body{background:var(--canvas);margin:0}button,input{font:inherit;color:inherit}button{cursor:pointer}:focus-visible{outline:2px solid var(--ink);outline-offset:2px}h1,h2,p{text-wrap:balance;margin:0}.sr-only{clip-path:inset(50%);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}.app{grid-template-columns:360px minmax(0,1fr);min-height:100vh;display:grid}.panel-left{border-right:1px solid var(--hairline);flex-direction:column;gap:32px;padding:32px 28px;display:flex}.panel-right{background:var(--canvas);min-width:0;color:var(--ink);flex-direction:column;transition-property:background-color,color;transition-duration:.15s;display:flex}.panel-right[data-mode=dark]{--canvas:#201d1d;--surface-soft:#302c2c;--ink:#fdfcfc;--ink-deep:#f1eeee;--mute:#9a9898;--hairline:#fdfcfc1f;--hairline-strong:#9a9898;--chip-outline:oklch(100% 0 0/.1)}.brand h1{color:var(--ink)}.wordmark{width:195px;height:25px;display:block}.brand p{color:var(--mute);margin-top:12px}.field{flex-direction:column;gap:8px;display:flex}.field label,.field>span{font-weight:700}.input-wrap,.editor-field input{border:1px solid var(--hairline);background:var(--surface-soft);border-radius:4px;align-items:center;gap:10px;height:40px;padding:0 12px;display:flex}.input-wrap:focus-within,.editor-field input:focus{border-color:var(--ink);background:var(--canvas);outline:none}.editor-field input[aria-invalid=true]{border-color:var(--danger)}.input-wrap:has(input[aria-invalid=true]){border-color:var(--danger)}.input-wrap input{background:0 0;border:0;outline:none;flex:1;min-width:0;height:100%;font-size:16px}.input-swatch{width:20px;height:20px;box-shadow:inset 0 0 0 1px var(--chip-outline);border-radius:4px;flex:none}.hint{color:var(--mute);font-variant-numeric:tabular-nums}.hint-error{color:var(--danger)}.color-info{border-top:1px solid var(--hairline);flex-direction:column;gap:16px;padding-top:24px;display:flex}.info-title{align-items:baseline;gap:8px;display:flex}.info-title h2{font-size:16px;font-weight:700}.mode-tag{color:var(--mute)}.info-swatch{height:112px;box-shadow:inset 0 0 0 1px var(--chip-outline)}.info-list{grid-template-columns:80px minmax(0,1fr);gap:4px 12px;margin:0;line-height:2;display:grid}.info-list dt{color:var(--mute)}.info-list dd{font-variant-numeric:tabular-nums;white-space:pre;margin:0}.grade{margin-left:4px;font-weight:500}.grade-AA-large{color:var(--mute)}.grade-fail{color:var(--danger)}.info-edited{background:var(--surface-card);border-radius:4px;justify-content:space-between;align-items:center;gap:12px;padding:8px 12px;display:flex}.right-header{border-bottom:1px solid var(--hairline);justify-content:space-between;align-items:flex-end;gap:16px;padding:16px 28px 0;display:flex}.right-header h2,.back{margin-bottom:8px}.right-header h2{font-size:16px;font-weight:700;line-height:32px}.right-body{flex:1;padding:24px 28px}.right-footer{border-top:1px solid var(--hairline);background:var(--canvas);justify-content:flex-end;padding:16px 28px;display:flex;position:sticky;bottom:0}.mode-tabs{display:flex}.mode-tabs button{height:40px;color:var(--mute);background:0 0;border:0;border-bottom:2px solid #0000;padding:0 16px;font-weight:500;transition-property:color,border-color;transition-duration:.12s}.mode-tabs button[aria-pressed=true]{color:var(--ink);border-bottom-color:var(--ink)}.back,.text-button{background:0 0;border:0;border-radius:4px;height:32px;padding:0 8px;font-weight:500}.back{margin-left:-8px}.text-button{text-underline-offset:3px;text-decoration:underline}.primary-button{background:var(--ink);height:36px;color:var(--canvas);border:0;border-radius:4px;padding:0 20px;font-size:14px;font-weight:500}.primary-button:active{background:var(--ink-deep)}.chip-grid{flex-direction:column;gap:8px;display:flex}.chip-row{grid-template-columns:72px minmax(0,1fr);align-items:center;gap:12px;display:grid}.chip-family{color:var(--mute)}.chip-cells{grid-template-columns:repeat(10,minmax(0,1fr));gap:4px;display:grid;container-type:inline-size}.chip{min-width:0;height:64px;box-shadow:inset 0 0 0 1px var(--chip-outline);text-align:left;border:0;border-radius:4px;flex-direction:column;justify-content:flex-end;align-items:flex-start;padding:6px 8px;font-size:11px;line-height:1.4;display:flex;position:relative}.chip-step{font-weight:700}.chip-hex{font-variant-numeric:tabular-nums}.chip-mark{font-weight:700;position:absolute;top:4px;right:6px}@container (width<=640px){.chip-hex{display:none}}.chip-editor{flex-direction:column;gap:20px;max-width:440px;display:flex}.chip-editor .react-colorful{width:100%;height:320px}.chip-editor .react-colorful__saturation{border-radius:4px 4px 0 0}.chip-editor .react-colorful__last-control{border-radius:0 0 4px 4px}.editor-field input{font-size:16px}@media (width<=800px){.app{grid-template-columns:minmax(0,1fr)}.panel-left{border-right:0;border-bottom:1px solid var(--hairline);padding:24px 16px}.right-header,.right-body,.right-footer{padding-left:16px;padding-right:16px}.right-footer{position:static}.chip-row{grid-template-columns:minmax(0,1fr);gap:4px}.chip{height:52px;padding:4px 6px}}