#contrast-tool *,#contrast-tool :before,#contrast-tool :after{box-sizing:border-box}#contrast-tool a:not(.btn){color:var(--accent)}.app{grid-template-columns:minmax(320px,420px) 1fr;align-items:start;gap:20px;display:grid}.pane{flex-direction:column;min-height:0;display:flex}.form-pane{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius)}.out-pane{background:var(--bg);border:1px solid var(--line);border-radius:var(--radius)}.bar{border-bottom:1px solid var(--line);flex-wrap:wrap;align-items:center;gap:10px;padding:12px 16px;display:flex}.out-bar{background:var(--panel);justify-content:flex-start}.seg{background:var(--field);border:1px solid var(--line);border-radius:10px;gap:2px;padding:3px;display:inline-flex}.seg__btn{color:var(--muted);font:inherit;cursor:pointer;background:0 0;border:0;border-radius:7px;padding:6px 12px;font-size:13px;font-weight:500}.seg__btn.is-active{background:var(--panel);color:var(--ink);box-shadow:0 1px 2px #00000014}.dark .seg__btn.is-active{background:#373737}.fields{flex-direction:column;gap:14px;padding:16px;display:flex}.field{flex-direction:column;gap:5px;display:flex}.field__label{color:var(--ink);justify-content:space-between;align-items:baseline;gap:8px;font-size:12.5px;font-weight:500;display:flex}.count{font-family:var(--mono);font-size:11px;font-weight:500}.count--ok{color:var(--ok)}.count--warn{color:var(--warn)}.fields input[type=text],.fields textarea{width:100%;font:inherit;color:var(--ink);background:var(--field);border:1px solid var(--line);resize:vertical;border-radius:9px;padding:9px 11px;font-size:14px}.fields input:focus,.fields textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft);outline:none}.hint{color:var(--muted);margin:2px 0 0;font-size:12px;line-height:1.5}.notes{flex-direction:column;gap:8px;display:flex}.note{border:1px solid var(--line);background:var(--panel);border-radius:10px;padding:10px 13px;font-size:13px;line-height:1.5}.note--ok{color:var(--ok);border-color:color-mix(in srgb, var(--ok) 35%, transparent)}.note--warn{color:var(--warn);border-color:color-mix(in srgb, var(--warn) 35%, transparent)}.color-row{align-items:center;gap:8px;display:flex}.color-row input[type=color]{border:1px solid var(--line);background:var(--field);cursor:pointer;border-radius:9px;width:46px;height:40px;padding:3px}.color-row input[type=text]{min-width:0;font-family:var(--mono);flex:1}.chips{flex-wrap:wrap;gap:8px;display:flex}.chip{font:inherit;border:1px solid var(--accent);background:var(--accent);color:var(--accent-ink,#fff);cursor:pointer;border-radius:999px;padding:6px 12px;font-size:12.5px;font-weight:500}.chip:hover{filter:brightness(1.05)}.chip--ghost{color:var(--muted);border-color:var(--line);background:0 0}.chip--ghost:hover{border-color:var(--accent);color:var(--ink);filter:none}.chip--alt{background:var(--accent-soft);color:var(--accent);border-color:color-mix(in srgb, var(--accent) 32%, transparent);align-self:flex-start}.chip--alt:hover{border-color:var(--accent);filter:none}.suggest{border:1px solid color-mix(in srgb, var(--accent) 32%, transparent);background:var(--accent-soft);border-radius:10px;padding:12px 13px}.suggest-t{color:var(--ink);margin:0 0 8px;font-size:12.5px;font-weight:600}.suggest-row{align-items:center;gap:9px;display:flex}.suggest-swatch{border:1px solid var(--line);border-radius:8px;flex:none;width:30px;height:30px}.suggest-row code{font-family:var(--mono);color:var(--ink);font-size:13px}.suggest .hint{margin-top:8px}.is-hidden{display:none!important}.ratio-wrap{flex-direction:column;gap:16px;padding:20px;display:flex;overflow-y:auto}.ratio-card{background:var(--panel);border:1px solid var(--line);text-align:center;border-radius:12px;padding:22px 20px 18px}.ratio-num{color:var(--ink);font-variant-numeric:tabular-nums;font-size:56px;font-weight:700;line-height:1}.ratio-sub{color:var(--muted);margin-top:4px;font-size:12.5px}.grades{flex-wrap:wrap;justify-content:center;gap:7px;margin-top:16px;display:flex}.grade{border:1px solid;border-radius:999px;padding:4px 11px;font-size:12px;font-weight:600}.grade--pass{color:var(--ok);border-color:color-mix(in srgb, var(--ok) 45%, transparent);background:color-mix(in srgb, var(--ok) 12%, transparent)}.grade--fail{color:var(--err,#e5484d);border-color:color-mix(in srgb, var(--err,#e5484d) 45%, transparent);background:color-mix(in srgb, var(--err,#e5484d) 12%, transparent)}.sample{border:1px solid var(--line);border-radius:12px;padding:26px 28px;transition:background .15s,color .15s}.sample-large{margin:0 0 10px;font-size:24px;font-weight:600;line-height:1.25}.sample-normal{margin:0 0 18px;font-size:14.5px;line-height:1.6}.sample-ui{border:2px solid;border-radius:9px;padding:8px 18px;font-size:13.5px;font-weight:600;display:inline-block}@media (width<=880px){.app{grid-template-columns:1fr}}.form-pane,.out-pane{overflow:hidden}#contrast-tool .sample-large,#contrast-tool .sample-normal{color:inherit}#contrast-tool .color-row input[type=color]{appearance:none;padding:0}#contrast-tool .color-row input[type=color]::-webkit-color-swatch-wrapper{padding:0}#contrast-tool .color-row input[type=color]::-webkit-color-swatch{border:1px solid var(--line);border-radius:7px}#contrast-tool .color-row input[type=color]::-moz-color-swatch{border:1px solid var(--line);border-radius:7px}#contrast-tool .color-row input[type=color]{flex:0 0 46px;width:46px;height:38px}#wrapper{--bg:#f9fafb;--panel:#fff;--ink:#1f2937;--muted:#637381;--line:#e5e7eb;--field:#f6f7f9;--accent:var(--color-primary);--accent-ink:#fff;--accent-soft:#eef1fd;--ok:#1f9d57;--warn:#c9710e;--err:#e5484d;--radius:12px;--mono:ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace}.dark #wrapper{--bg:#232323;--panel:#373737;--ink:#fff;--muted:#9ca3af;--line:#374151;--field:#232323;--accent:var(--color-primary);--accent-soft:#2a2f45}