:root{--miku: #39c5bb;--teto: #ff3366;--dark: #0a0a0f;--glass: rgba(255, 255, 255, .05)}*{box-sizing:border-box;margin:0;padding:0}.app-container{width:100vw;height:100vh;background:var(--dark);color:#fff;font-family:Inter,system-ui,sans-serif;display:flex;align-items:center;justify-content:center;overflow:hidden;position:relative}.water-bg{position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(135deg,#2a050d,#051a24);filter:url(#ripple);z-index:1}.water-bg:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:radial-gradient(circle at 50% 50%,transparent,var(--dark) 85%)}.gate{position:relative;z-index:10;text-align:center}.logo-glow{display:flex;justify-content:center;margin-bottom:30px}.orb{width:100px;height:100px;border-radius:50%;filter:blur(40px);opacity:.6}.red{background:var(--teto);transform:translate(20px)}.blue{background:var(--miku);transform:translate(-20px)}.start-btn{background:#fff;color:#000;border:none;padding:16px 32px;border-radius:50px;font-weight:600;cursor:pointer;display:flex;align-items:center;gap:10px;margin:40px auto;transition:.3s}.start-btn:hover{transform:scale(1.05);box-shadow:0 0 30px #ffffff4d}.player-ui{position:relative;z-index:10;width:860px;background:#0f0f14cc;-webkit-backdrop-filter:blur(40px);backdrop-filter:blur(40px);border:1px solid rgba(255,255,255,.1);border-radius:40px;padding:40px;box-shadow:0 50px 100px #0009}.cloud-status{position:absolute;top:20px;right:30px;font-size:11px;color:#4ade80;display:flex;align-items:center;gap:6px}.main-content{display:grid;grid-template-columns:320px 1fr;gap:50px}.disc-wrap{width:320px;height:320px;background:#111;border-radius:24px;overflow:hidden;box-shadow:0 20px 40px #0006;position:relative}.disc-wrap.is-playing{animation:pulse 2s infinite ease-in-out}@keyframes pulse{0%,to{transform:scale(1)}50%{transform:scale(1.02)}}.cover-img{width:100%;height:100%;object-fit:cover}.cover-loading{width:100%;height:100%;display:flex;align-items:center;justify-content:center;color:var(--miku)}.lyric-display{margin-top:30px;height:60px;text-align:center;font-size:18px;font-weight:500;color:#fff;text-shadow:0 0 10px rgba(255,255,255,.3)}.header h2{font-size:32px;margin:10px 0 30px;letter-spacing:-1px}.tag{font-size:10px;font-weight:800;padding:4px 12px;border-radius:100px;text-transform:uppercase}.main-btns{display:flex;align-items:center;gap:20px;margin-bottom:30px}.play-btn{width:80px;height:80px;border-radius:50%;background:#fff;color:#000;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:.2s}.play-btn:hover{transform:scale(1.1)}.sub-btn,.fav-btn{background:none;border:none;color:#fff;opacity:.4;cursor:pointer;transition:.2s}.sub-btn:hover,.fav-btn:hover{opacity:1}.fav-btn.active{color:var(--teto);opacity:1}.playlist-mini{border-top:1px solid rgba(255,255,255,.1);padding-top:20px}.item{display:flex;align-items:center;gap:15px;padding:10px;border-radius:10px;cursor:pointer;transition:.2s}.item:hover{background:#ffffff0d}.item.on{background:#ffffff1a}.item .idx{font-size:12px;opacity:.3;width:20px}.item .txt{font-size:14px;flex:1}.item .dot{width:6px;height:6px;background:var(--teto);border-radius:50%}.spin{animation:spin 3s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}