:root{--accent:#e8282b;--bg:#09090b;--panel:#ffffff0f;--panel-strong:#ffffff1a;--line:#ffffff1a;--fg:#f8f8f8;--muted:#a1a1aa;--ok:#22c55e;--warn:#f59e0b}*{box-sizing:border-box}html,body{height:100%}body{background:var(--bg);color:var(--fg);-webkit-user-select:none;user-select:none;-webkit-font-smoothing:antialiased;margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;overflow:hidden}button{font:inherit;color:inherit;cursor:pointer;-webkit-tap-highlight-color:transparent}button:disabled{cursor:default;opacity:.35}button:focus-visible,[tabindex]:focus-visible,input:focus-visible{outline:2px solid var(--accent);outline-offset:3px}.muted{color:var(--muted)}.small{font-size:.85rem}.brand-mark{letter-spacing:.06em;font-size:2rem;font-weight:800}.brand-mark span{color:var(--accent)}.brand-mark.small{font-size:1.15rem}.center{text-align:center;place-content:center;justify-items:center;gap:16px;min-height:100vh;padding:16px;display:grid}.spinner{border:3px solid var(--line);border-top-color:var(--accent);border-radius:50%;width:36px;height:36px;animation:.9s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.pair{background:radial-gradient(circle at 20% 15%, color-mix(in srgb, var(--accent) 35%, transparent), transparent 45%), radial-gradient(circle at 85% 90%, color-mix(in srgb, var(--accent) 18%, transparent), transparent 45%), var(--bg)}.pair-card{background:var(--panel);border:1px solid var(--line);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-radius:24px;justify-items:center;gap:14px;width:min(480px,100vw - 32px);padding:36px 28px;display:grid}.pair h1{margin:4px 0 0;font-size:1.4rem}.pair p{margin:0;line-height:1.5}.pair form{gap:12px;width:100%;margin-top:6px;display:grid}.pair input{letter-spacing:.14em;text-align:center;text-transform:uppercase;border:2px solid var(--line);width:100%;color:var(--fg);-webkit-user-select:text;user-select:text;background:#00000059;border-radius:14px;padding:14px;font:600 2rem ui-monospace,Menlo,monospace}.pair input:focus{border-color:var(--accent);outline:none}.pair button,.overlay button{background:var(--accent);color:#fff;box-shadow:0 10px 30px -10px color-mix(in srgb, var(--accent) 80%, transparent);border:0;border-radius:14px;padding:15px 22px;font-size:1.05rem;font-weight:700}.pair button:disabled{opacity:.6}.error{color:#fca5a5;min-height:1.2em;margin:0}.player{grid-template-rows:auto 1fr auto auto;gap:clamp(12px,2.5vh,24px);height:100vh;padding:clamp(14px,3vh,28px) clamp(16px,4vw,56px);display:grid;position:relative;overflow-y:auto}.backdrop{z-index:-1;pointer-events:none;background:radial-gradient(circle at 25% 30%, hsl(var(--hue,0) 70% 45% / .35), transparent 50%), radial-gradient(circle at 80% 75%, color-mix(in srgb, var(--accent) 30%, transparent), transparent 50%), var(--bg);filter:blur(40px);transition:background 1.2s;position:fixed;inset:-20%}.top{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;display:flex}.brand{gap:2px;display:grid}.chips{flex-wrap:wrap;justify-content:flex-end;gap:8px;display:flex}.chip{background:var(--panel);border:1px solid var(--line);color:var(--muted);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-radius:999px;align-items:center;gap:6px;padding:5px 11px;font-size:.78rem;display:inline-flex}.chip i{background:currentColor;border-radius:50%;width:7px;height:7px}.chip.ok{color:#86efac}.chip.warn{color:#fcd34d}.chip.bad{color:#fca5a5}.stage{grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);align-self:center;align-items:center;gap:clamp(20px,4vw,56px);width:100%;max-width:1100px;margin:0 auto;display:grid}.art{aspect-ratio:1;color:#ffffffd9;background:radial-gradient(circle at 30% 25%, hsl(calc(var(--hue,0) + 40) 80% 62%), transparent 60%), linear-gradient(135deg, hsl(var(--hue,0) 70% 42%), hsl(calc(var(--hue,0) + 200) 60% 22%));width:100%;max-width:440px;box-shadow:0 30px 80px -20px hsl(var(--hue,0) 70% 30% / .8), inset 0 0 0 1px #ffffff14;border-radius:28px;justify-self:center;place-items:center;transition:background 1s;display:grid;position:relative;overflow:hidden}.art-note{opacity:.9;filter:drop-shadow(0 6px 18px #00000059);transition:transform .6s}.is-playing .art-note{animation:4s ease-in-out infinite float}@keyframes float{50%{transform:translateY(-8px)scale(1.04)}}.eq{justify-content:center;align-items:flex-end;gap:6px;height:44px;display:flex;position:absolute;bottom:22px;left:0;right:0}.eq span{transform-origin:bottom;background:#ffffffd9;border-radius:3px;width:6px;height:100%;transition:transform .4s;transform:scaleY(.15)}.is-playing .eq span{animation:1.1s ease-in-out infinite eq}.eq span:nth-child(2){animation-delay:-.7s}.eq span:nth-child(3){animation-delay:-.3s}.eq span:nth-child(4){animation-delay:-.9s}.eq span:nth-child(5){animation-delay:-.5s}.eq span:nth-child(6){animation-delay:-.1s}.eq span:nth-child(7){animation-delay:-.6s}@keyframes eq{0%,to{transform:scaleY(.2)}50%{transform:scaleY(1)}}@media (prefers-reduced-motion:reduce){.is-playing .eq span,.is-playing .art-note{animation:none}.is-playing .eq span{transform:scaleY(.6)}}.deck{gap:clamp(16px,3vh,28px);min-width:0;display:grid}.now{gap:6px;display:grid}.now[hidden],.message[hidden]{display:none}.playlist-name{color:var(--muted);text-transform:uppercase;letter-spacing:.08em;align-items:center;gap:10px;font-size:.95rem;font-weight:600;display:flex}.badge{background:var(--accent);color:#fff;letter-spacing:.04em;border-radius:999px;padding:2px 9px;font-size:.7rem}.title{letter-spacing:-.02em;overflow-wrap:anywhere;margin:2px 0 0;font-size:clamp(1.8rem,4.4vw,3.2rem);font-weight:800;line-height:1.08}.artist{color:var(--muted);min-height:1.3em;font-size:clamp(1.05rem,2.2vw,1.45rem)}.seek{cursor:pointer;touch-action:none;margin-top:18px;padding:10px 0}.seek-track{background:#ffffff24;border-radius:999px;height:6px;position:relative}.seek-fill{border-radius:inherit;background:var(--fg);width:0;height:100%;transition:width .25s linear;position:relative}.seek-fill:after{content:"";background:#fff;border-radius:50%;width:16px;height:16px;transition:transform .15s;position:absolute;top:50%;right:-8px;transform:translateY(-50%)scale(0);box-shadow:0 2px 8px #0006}.seek:hover .seek-fill:after,.seek.dragging .seek-fill:after,.seek:focus-visible .seek-fill:after{transform:translateY(-50%)scale(1)}.seek.dragging .seek-fill{background:var(--accent);transition:none}.times{font-variant-numeric:tabular-nums;color:var(--muted);justify-content:space-between;font-size:.82rem;display:flex}.transport{justify-content:center;align-items:center;gap:clamp(18px,4vw,36px);margin-top:10px;display:flex}.icon-btn{width:64px;height:64px;color:var(--fg);background:0 0;border:0;border-radius:50%;place-items:center;transition:background .15s,transform .1s;display:grid}.icon-btn:hover:not(:disabled){background:var(--panel-strong)}.icon-btn:active:not(:disabled){transform:scale(.92)}.play-btn{background:var(--fg);color:#000;border:0;border-radius:50%;place-items:center;width:88px;height:88px;transition:transform .12s,background .2s;display:grid;box-shadow:0 16px 40px -12px #000000b3}.play-btn:hover:not(:disabled){transform:scale(1.05)}.play-btn:active:not(:disabled){transform:scale(.95)}.paused-note{text-align:center;color:#fcd34d;font-size:.9rem;font-weight:600}.paused-note[hidden]{display:none}.message{background:var(--panel);border:1px solid var(--line);border-radius:20px;gap:8px;padding:28px;display:grid}.msg-title{font-size:clamp(1.4rem,3.6vw,2.1rem);font-weight:700}.message p{margin:0;line-height:1.5}.settings{background:var(--panel);border:1px solid var(--line);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border-radius:20px;gap:14px;padding:18px;display:grid}.setting{grid-template-columns:130px minmax(0,1fr);align-items:center;gap:14px;display:grid}.label{text-transform:uppercase;letter-spacing:.08em;color:var(--muted);font-size:.8rem;font-weight:600}.segmented{background:#00000059;border-radius:14px;grid-template-columns:repeat(4,1fr);gap:4px;padding:4px;display:grid}.segmented button{color:var(--muted);background:0 0;border:0;border-radius:10px;justify-items:center;gap:1px;padding:8px 4px;transition:background .15s,color .15s;display:grid}.segmented button:hover{color:var(--fg)}.segmented button.on{background:var(--fg);color:#000;box-shadow:0 4px 14px -4px #0009}.segmented .ch{letter-spacing:.04em;font-size:.95rem;font-weight:800}.segmented .ch-name{font-size:.72rem}.volume{color:var(--muted);align-items:center;gap:12px;display:flex}.volume input{--pct:80%;appearance:none;cursor:pointer;background:linear-gradient(to right, var(--fg) var(--pct), #ffffff24 var(--pct));border-radius:999px;flex:1;height:6px}.volume input::-webkit-slider-thumb{-webkit-appearance:none;background:#fff;border-radius:50%;width:18px;height:18px;box-shadow:0 2px 8px #00000080}.volume input::-moz-range-thumb{background:#fff;border:0;border-radius:50%;width:18px;height:18px}.vol-val{text-align:right;font-variant-numeric:tabular-nums;width:2.5em;color:var(--fg);font-weight:600}.emergency{width:100%;max-width:1100px;margin:0 auto}.emergency:empty{display:none}.emergency h2{color:var(--muted);text-transform:uppercase;letter-spacing:.08em;margin:0 0 10px;font-size:.8rem;font-weight:600}.em-list{scrollbar-width:none;gap:10px;padding-bottom:4px;display:flex;overflow-x:auto}.em-list button{text-align:left;border:1px solid var(--line);background:var(--panel);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-radius:16px;flex:none;gap:2px;min-width:180px;padding:14px 18px;transition:border-color .15s,background .15s;display:grid}.em-list button span{color:var(--muted);font-size:.8rem}.em-list button:hover{border-color:#ffffff40}.em-list button.on{border-color:var(--accent);background:color-mix(in srgb, var(--accent) 28%, transparent)}.em-list button.back strong{color:var(--muted)}.foot{text-align:center;font-size:.75rem}.overlay{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:10;background:#000000c7;place-items:center;padding:16px;display:grid;position:fixed;inset:0}.overlay[hidden]{display:none}.overlay button{border-radius:24px;justify-items:center;gap:14px;padding:30px 40px;font-size:1.25rem;display:grid}@media (width<=820px),(orientation:portrait) and (width<=1000px){.player{height:auto;min-height:100vh}body{overflow-y:auto}.stage{grid-template-columns:1fr}.art{border-radius:24px;max-width:min(320px,70vw)}.now{text-align:center}.playlist-name{justify-content:center}.setting{grid-template-columns:1fr;gap:8px}.chips{justify-content:flex-start}}