:root{--bg: #0c0d12;--bg-soft: #14161d;--bg-card: #191c25;--text: #f2f4f9;--muted: #949cb0;--line: #262a36;--glow: #15181f;--accent: #fbbf24;--r: #ff6b6b;--g: #4ecdc4;--b: #9b8cff;--good: #4ecdc4;--radius: 18px;--shadow: 0 16px 40px rgba(0, 0, 0, .5)}:root[data-theme=classic]{--bg: #12141c;--bg-soft: #1b1e2b;--bg-card: #21273a;--text: #eef1f7;--muted: #9aa3b8;--line: #2e3550;--glow: #1d2233;--shadow: 0 10px 30px rgba(0, 0, 0, .4);--accent: #ffd93d}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%;text-size-adjust:100%}html,body{margin:0;min-height:100%;background:radial-gradient(1100px 700px at 50% -20%,var(--glow),var(--bg));color:var(--text);font-family:Segoe UI,system-ui,-apple-system,Roboto,Helvetica,Arial,sans-serif;overflow-x:hidden;overscroll-behavior:none;-webkit-tap-highlight-color:transparent}body{min-height:100dvh}button,a{-webkit-tap-highlight-color:transparent;-webkit-touch-callout:none;touch-action:manipulation}button,a.back{-webkit-user-select:none;user-select:none}#app{max-width:720px;margin:0 auto;padding:20px 18px 60px;padding-left:max(18px,env(safe-area-inset-left));padding-right:max(18px,env(safe-area-inset-right));padding-bottom:max(60px,env(safe-area-inset-bottom));padding-top:max(20px,env(safe-area-inset-top))}button{font-family:inherit}.topbar{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:18px}.back{color:var(--muted);text-decoration:none;font-size:.95rem;padding:8px 12px;border-radius:10px;border:1px solid var(--line);transition:background .15s}.back:hover{background:var(--bg-soft)}.title{font-size:1.4rem;font-weight:900;margin:0;letter-spacing:.5px}.icon-btn{background:var(--bg-soft);border:1px solid var(--line);color:var(--text);width:42px;height:42px;border-radius:10px;font-size:1.1rem;cursor:pointer}.controls{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:18px}.tabs,.diff{display:inline-flex;background:var(--bg-soft);border:1px solid var(--line);border-radius:12px;padding:4px;gap:4px}.tab,.diff-btn{border:none;background:transparent;color:var(--muted);font-weight:700;font-size:.9rem;padding:8px 14px;border-radius:9px;cursor:pointer;transition:background .15s,color .15s}.tab.active,.diff-btn.active{background:var(--accent);color:#10131c}.diff{transition:opacity .2s}.diff.disabled{opacity:.35;pointer-events:none}.hud{display:flex;gap:10px;justify-content:center;margin-bottom:18px;flex-wrap:wrap;min-height:54px}.pill{background:var(--bg-soft);border:1px solid var(--line);border-radius:12px;padding:8px 16px;text-align:center;min-width:78px}.pill .k{display:block;font-size:.68rem;text-transform:uppercase;letter-spacing:1px;color:var(--muted)}.pill .v{font-size:1.3rem;font-weight:800}.hearts{font-size:1.25rem;letter-spacing:2px}.match{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:8px}.swatch{position:relative;border-radius:var(--radius);aspect-ratio:4 / 3;border:1px solid var(--line);display:flex;align-items:flex-end;padding:12px;transition:background .12s ease;overflow:hidden}.swatch .caption{font-size:.72rem;text-transform:uppercase;letter-spacing:1px;font-weight:800;padding:4px 8px;border-radius:8px;background:#00000047;color:#fff}.swatch.you .hexlabel{margin-left:auto;font-variant-numeric:tabular-nums;font-weight:800;padding:4px 8px;border-radius:8px;background:#00000047;color:#fff}.sliders{display:grid;gap:16px;margin-bottom:22px}.slider-row{display:grid;grid-template-columns:26px 1fr 52px;align-items:center;gap:14px}.slider-row .lab{font-weight:900;font-size:1.05rem;text-align:center}.slider-row.r .lab{color:var(--r)}.slider-row.g .lab{color:var(--g)}.slider-row.b .lab{color:var(--b)}.slider-row .val{font-variant-numeric:tabular-nums;text-align:right;font-weight:700;color:var(--muted)}input[type=range]{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:100%;height:10px;border-radius:999px;outline:none;cursor:pointer}.slider-row.r input{background:linear-gradient(90deg,#2a0d0d,var(--r))}.slider-row.g input{background:linear-gradient(90deg,#0d2a27,var(--g))}.slider-row.b input{background:linear-gradient(90deg,#161033,var(--b))}input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:24px;height:24px;border-radius:50%;background:#fff;border:3px solid #10131c;box-shadow:0 2px 6px #00000080}input[type=range]::-moz-range-thumb{width:22px;height:22px;border-radius:50%;background:#fff;border:3px solid #10131c}.actions{display:flex;justify-content:center;gap:12px}.btn{border:none;background:var(--accent);color:#10131c;font-weight:800;font-size:1.05rem;padding:14px 30px;border-radius:12px;cursor:pointer;transition:transform .1s,filter .12s}.btn:hover{filter:brightness(1.08)}.btn:active{transform:scale(.97)}.btn.ghost{background:transparent;color:var(--text);border:1px solid var(--line)}.btn:disabled{opacity:.4;cursor:not-allowed}.hint{color:var(--muted);text-align:center;font-size:.92rem;margin-top:16px}.toast{position:fixed;left:50%;bottom:28px;transform:translate(-50%) translateY(20px);background:var(--bg-card);border:1px solid var(--line);padding:12px 22px;border-radius:12px;font-weight:700;box-shadow:var(--shadow);opacity:0;transition:opacity .2s,transform .2s;pointer-events:none;z-index:50}.toast.show{opacity:1;transform:translate(-50%) translateY(0)}.overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0a0c12d1;display:grid;place-items:center;padding:20px;overflow:auto;z-index:60;opacity:0;pointer-events:none;transition:opacity .2s}.overlay.show{opacity:1;pointer-events:auto}.modal{background:var(--bg-card);border:1px solid var(--line);border-radius:var(--radius);padding:30px;text-align:center;max-width:400px;width:100%;max-height:90vh;overflow:auto;box-shadow:var(--shadow);transform:translateY(10px) scale(.98);transition:transform .2s}.overlay.show .modal{transform:translateY(0) scale(1)}.modal h2{margin:0 0 6px;font-size:1.7rem}.ring{--p: 0;width:112px;height:112px;border-radius:50%;margin:12px auto;display:grid;place-items:center;background:radial-gradient(closest-side,var(--bg-card) 78%,transparent 79% 100%),conic-gradient(var(--accent) calc(var(--p) * 1%),var(--line) 0)}.ring span{font-size:1.8rem;font-weight:900}.reveal{display:flex;gap:10px;justify-content:center;margin:14px 0}.reveal .box{flex:1;border-radius:12px;height:60px;border:1px solid var(--line)}.reveal .lab{font-size:.7rem;color:var(--muted);text-transform:uppercase;letter-spacing:1px}.modal .row{display:flex;gap:10px;margin-top:18px}.modal .row .btn{flex:1}@media(max-width:420px){.title{font-size:1.15rem}.swatch{aspect-ratio:1 / 1}.controls{gap:8px}.tab,.diff-btn{padding:8px 11px;font-size:.85rem}.pill{min-width:64px;padding:8px 12px}}