:root{color-scheme:dark;--bg:#101920;--panel:#162129;--field:#1b2832;--border:#30424f;--text:#f2f5fa;--muted:#9cacc0;--accent:#16d49b;--button:#0bbf89;--shadow:0 18px 55px #00000014;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:var(--bg);color:var(--text)}
:root[data-theme=light]{color-scheme:light;--bg:#f3f6f8;--panel:#fff;--field:#f2f5f7;--border:#d8e0e6;--text:#192632;--muted:#576c80;--accent:#00865f;--button:#0bbf89;--shadow:0 18px 55px #182b3b08}
*{box-sizing:border-box}body{margin:0;min-height:100vh}button,input,a{-webkit-tap-highlight-color:transparent}button,input{font:inherit}button{cursor:pointer}button:disabled{cursor:default;opacity:.45}button,a,input{outline-offset:5px}button:focus-visible,a:focus-visible,input:focus-visible{outline:2px solid var(--accent)}svg{width:24px;height:24px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;flex:none}.symbols{position:absolute;width:0;height:0;overflow:hidden}.header{height:100px;max-width:1440px;margin:0 auto;padding:0 44px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--border)}.brand{display:flex;align-items:center;gap:14px;font-size:25px;font-weight:720;letter-spacing:-.8px;text-decoration:none;color:var(--text)}.brand-mark{color:var(--accent);font-family:ui-monospace,monospace;font-size:32px;font-weight:500;letter-spacing:-4px;padding-right:4px}.theme-control{display:flex;align-items:center;gap:13px;color:var(--muted)}.switch{height:27px;width:49px;border:0;border-radius:30px;background:var(--accent);padding:3px}.switch span{display:block;height:21px;width:21px;background:#fff;border-radius:50%;transform:translateX(22px);transition:transform .15s}.switch[aria-checked=false] span{transform:translateX(0)}main{max-width:1220px;padding:36px 28px 48px;margin:0 auto}.panel{background:var(--panel);border:1px solid var(--border);border-radius:15px;box-shadow:var(--shadow)}.workspace{display:grid;grid-template-columns:1fr 1.06fr;padding:24px;gap:28px}.preview{position:relative;min-height:342px;border-radius:11px;background:#34d399;color:#071b16;display:flex;align-items:flex-end;padding:28px}.preview>span{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-weight:750;letter-spacing:-2px;font-size:clamp(32px,4vw,48px)}.manual-picker{position:absolute;top:18px;right:18px;width:45px;height:45px;border-radius:9px;background:#00000012;display:grid;place-items:center;cursor:pointer}.manual-picker:focus-within{outline:2px solid currentColor;outline-offset:4px}.manual-picker input{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:pointer}.controls{border-left:1px solid var(--border);padding-left:28px;display:flex;flex-direction:column;gap:15px;justify-content:center;min-width:0}.value-row{display:flex;align-items:center;gap:12px;padding:9px 10px 9px 20px;min-height:65px;background:var(--field);border:1px solid var(--border);border-radius:10px}.value-row label,.format{width:50px;flex:none;font-size:13px;font-weight:600;color:var(--muted)}.value-row input,.value-row output{min-width:0;width:100%;font:500 clamp(16px,1.9vw,22px)/1.4 ui-monospace,SFMono-Regular,Consolas,monospace;white-space:nowrap;letter-spacing:-.5px;color:var(--text)}.value-row input{border:0;background:none;padding:0;text-transform:uppercase}.icon-button{flex:none;width:42px;height:42px;display:grid;place-items:center;border:0;border-radius:8px;background:transparent;color:var(--muted)}.value-row .icon-button{background:color-mix(in srgb,var(--muted) 9%,transparent);color:var(--text)}.icon-button:hover:not(:disabled){background:color-mix(in srgb,var(--muted) 17%,transparent)}.icon-button svg{width:21px;height:21px}.capture{display:flex;align-items:center;justify-content:center;gap:13px;width:100%;min-height:61px;margin-top:6px;border:1px solid #36ecb4;background:var(--button);color:#042f24;font-size:20px;font-weight:700;border-radius:10px;transition:filter .15s,transform .15s}.capture:hover:not(:disabled){filter:brightness(1.07)}.capture:active:not(:disabled){transform:translateY(1px)}.capture svg{width:27px;height:27px}.recent{padding:15px 24px 24px;margin-top:20px}.recent-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.recent h1{font-size:18px;font-weight:650;margin:0}.history{display:grid;grid-template-columns:repeat(8,minmax(0,1fr));gap:20px}.swatch{border:0;background:none;color:var(--text);padding:0;border-radius:8px;min-width:0}.swatch-color{display:block;height:58px;border-radius:8px;border:1px solid #80808033;transition:transform .15s}.swatch:hover .swatch-color{transform:translateY(-3px)}.swatch[aria-pressed=true] .swatch-color{outline:2px solid var(--muted);outline-offset:3px}.swatch-code{display:block;font:12px/1.5 ui-monospace,Consolas,monospace;margin-top:12px}.empty{color:var(--muted);font-size:14px;margin:14px 0 8px}.compatibility{margin:0;font-size:13px;line-height:1.5;color:var(--muted)}[hidden]{display:none!important}.toast{position:fixed;bottom:25px;left:50%;transform:translate(-50%,12px);padding:12px 20px;border-radius:10px;background:var(--text);color:var(--bg);box-shadow:var(--shadow);font-size:14px;opacity:0;pointer-events:none;transition:opacity .15s,transform .15s;max-width:90vw;text-align:center}.toast.visible{opacity:1;transform:translate(-50%,0)}
@media(min-width:1500px){main{padding-top:48px}.preview{min-height:370px}}@media(max-width:850px){.header{height:82px;padding:0 25px}.brand{font-size:22px}.workspace{gap:20px;padding:20px;grid-template-columns:.9fr 1.1fr}.controls{padding-left:20px}.preview{padding:20px;min-height:315px}.value-row{padding-left:12px;gap:6px}.value-row label,.format{width:35px}.history{gap:14px;grid-template-columns:repeat(4,minmax(0,1fr))}}@media(max-width:620px){.header{height:76px;padding:0 19px}.brand{font-size:20px;gap:10px}.brand-mark{font-size:27px}.theme-control{gap:8px}.theme-control>svg{width:19px;height:19px}.switch{width:43px;height:25px}.switch span{height:19px;width:19px;transform:translateX(18px)}main{padding:22px 16px 32px}.workspace{grid-template-columns:1fr;gap:20px;padding:16px}.preview{min-height:220px;padding:22px}.preview>span{font-size:38px}.controls{border-left:0;padding-left:0;gap:12px}.value-row{padding-left:16px;gap:10px;min-height:59px}.value-row label,.format{width:42px}.value-row input,.value-row output{font-size:19px}.capture{font-size:18px;min-height:56px}.recent{padding:12px 16px 20px;margin-top:16px}.history{gap:15px 12px}.swatch-code{font-size:11px}.swatch-color{height:46px}}@media(prefers-reduced-motion:reduce){*,*::before,*::after{transition:none!important}}