:root{color-scheme:dark;font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;line-height:1.5}*{box-sizing:border-box}html,body,#root{margin:0;min-height:100vh;background:#0a0a0a;color:#fafafa}.app{display:flex;min-height:100vh;overflow:hidden}.sidebar{width:280px;min-width:280px;background:#111;border-right:1px solid rgba(255,255,255,.06);display:flex;flex-direction:column;overflow-y:auto}.sidebar-header{display:flex;align-items:center;gap:10px;padding:20px 20px 16px;color:#fafafa}.logo-text{font-size:1.25rem;font-weight:700;letter-spacing:-.02em}.sidebar-nav{display:flex;flex-direction:column;gap:2px;padding:0 12px;margin-bottom:16px}.nav-item{display:flex;align-items:center;gap:12px;padding:10px 12px;border-radius:8px;color:#ffffff8c;cursor:pointer;transition:all .15s;font-size:.9rem;font-weight:500;text-decoration:none}.nav-item:hover{background:#ffffff0f;color:#fff}.nav-item.active{background:#ffffff14;color:#fff}.sidebar-section-title{padding:4px 20px 8px;font-size:.7rem;font-weight:600;text-transform:uppercase;letter-spacing:.12em;color:#ffffff59}.playlist{flex:1;overflow-y:auto;padding:0 12px 12px;display:flex;flex-direction:column;gap:2px}.playlist-item{display:flex;align-items:center;gap:12px;padding:8px 10px;border-radius:8px;cursor:pointer;transition:all .15s}.playlist-item:hover{background:#ffffff0f}.playlist-item.active{background:#ffffff14}.playlist-item-art{width:36px;height:36px;min-width:36px;border-radius:6px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:.8rem;font-weight:600}.playlist-item-info{flex:1;min-width:0}.playlist-item-title{font-size:.85rem;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.playlist-item.active .playlist-item-title{color:#fff}.playlist-item-artist{font-size:.75rem;color:#fff6;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.playlist-item-duration{font-size:.75rem;color:#ffffff4d;font-variant-numeric:tabular-nums}.main{flex:1;display:flex;align-items:center;justify-content:center;padding:40px;overflow-y:auto}.main-content{width:100%;max-width:560px;display:flex;flex-direction:column;gap:28px}.now-playing-hero{display:flex;flex-direction:column;align-items:center;gap:24px}.album-art{width:220px;height:220px;border-radius:50%;border:3px solid;padding:6px;transition:border-color .3s}.album-art.spinning{animation:spin 8s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.album-inner{width:100%;height:100%;border-radius:50%;display:flex;align-items:center;justify-content:center}.track-info-hero{text-align:center;display:flex;flex-direction:column;align-items:center;gap:6px}.tag{display:inline-block;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.6rem;letter-spacing:.2em;text-transform:uppercase;border:1px solid;padding:3px 10px;border-radius:20px}.track-info-hero h1{margin:4px 0 0;font-size:1.75rem;font-weight:700;letter-spacing:-.02em}.artist-name{margin:0;color:#ffffff80;font-size:1rem}.player-controls{display:flex;flex-direction:column;gap:10px}.progress-bar{width:100%;height:6px;background:#ffffff14;border-radius:3px;cursor:pointer;position:relative}.progress-fill{height:100%;border-radius:3px;transition:width .1s linear}.progress-thumb{position:absolute;top:50%;width:14px;height:14px;border-radius:50%;transform:translate(-50%,-50%);opacity:0;transition:opacity .15s;box-shadow:0 0 8px #0006}.progress-bar:hover .progress-thumb{opacity:1}.time-display{display:flex;justify-content:space-between;font-size:.75rem;color:#ffffff59;font-variant-numeric:tabular-nums}.controls-row{display:flex;align-items:center;gap:16px}.volume-control{display:flex;align-items:center;gap:8px;flex:1}.volume-slider{width:100%;max-width:120px;height:4px;cursor:pointer;accent-color:currentColor}.playback-controls{display:flex;align-items:center;gap:8px}.ctrl-btn{background:none;border:none;color:#fff9;cursor:pointer;padding:8px;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:all .15s}.ctrl-btn:hover{color:#fff;background:#ffffff14}.play-btn{border:none;width:52px;height:52px;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:transform .1s,opacity .15s}.play-btn:hover{transform:scale(1.06)}.play-btn:active{transform:scale(.96)}.spacer{flex:1}@media(max-width:768px){.app{flex-direction:column}.sidebar{width:100%;min-width:100%;max-height:40vh;border-right:none;border-bottom:1px solid rgba(255,255,255,.06)}.main{padding:24px 16px}.album-art{width:160px;height:160px}}