:root{font-family:Outfit,Inter,system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:dark;color:#ffffffde;background-color:#0c0c0c;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;--spotify-green: #1db954;--spotify-green-hover: #1ed760;--glass-bg: rgba(255, 255, 255, .05);--glass-border: rgba(255, 255, 255, .1)}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh;overflow:hidden;background:radial-gradient(circle at 50% 50%,#1a1a1a,#0c0c0c)}#root{width:100%}*{box-sizing:border-box}.glass-card{background:var(--glass-bg);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid var(--glass-border);border-radius:24px;box-shadow:0 8px 32px #0000005e}.text-gradient{background:linear-gradient(135deg,#fff,#aaa);-webkit-background-clip:text;-webkit-text-fill-color:transparent}@keyframes pulse-slow{0%,to{opacity:.8;transform:scale(1)}50%{opacity:1;transform:scale(1.02)}}.animate-pulse-slow{animation:pulse-slow 4s infinite ease-in-out}.container{display:flex;flex-direction:column;align-items:center;justify-content:center;width:100vw;height:100vh;padding:2rem;position:relative;overflow:hidden}.bg-blur{position:absolute;top:-10%;left:-10%;width:120%;height:120%;background-size:cover;background-position:center;filter:blur(80px) brightness(.4);z-index:-1;transition:background-image 1s ease-in-out}.player-card{width:100%;max-width:450px;padding:2.5rem;display:flex;flex-direction:column;gap:1.5rem}.auth-card,.error-card,.empty-card{padding:3rem;text-align:center;max-width:400px}.album-container{width:100%;aspect-ratio:1;border-radius:16px;overflow:hidden;box-shadow:0 20px 50px #00000080}.album-art{width:100%;height:100%;object-fit:cover}.track-info{margin-top:.5rem}.track-name{font-size:1.75rem;font-weight:700;margin:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.artist-name{font-size:1.1rem;color:#fff9;margin:.25rem 0 0}.progress-container{display:flex;flex-direction:column;gap:.5rem}.progress-bar{width:100%;height:6px;background:#ffffff1a;border-radius:3px;overflow:hidden}.progress-fill{height:100%;background:var(--spotify-green);border-radius:3px}.time-info{display:flex;justify-content:space-between;font-size:.85rem;color:#fff6;font-variant-numeric:tabular-nums}.controls{display:flex;align-items:center;justify-content:center;gap:2rem;margin-top:.5rem}.control-btn{background:none;border:none;color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s cubic-bezier(.4,0,.2,1);opacity:.8}.control-btn:hover{opacity:1;transform:scale(1.1)}.control-btn:active{transform:scale(.9)}.control-btn.large{background:#fff;color:#000;width:64px;height:64px;border-radius:50%;box-shadow:0 4px 15px #fff3}.control-btn.large:hover{background:var(--spotify-green-hover);transform:scale(1.05)}.login-btn,.retry-btn{background:var(--spotify-green);color:#fff;border:none;padding:.75rem 2rem;border-radius:30px;font-size:1rem;font-weight:600;cursor:pointer;margin-top:1.5rem;transition:background .2s}.login-btn:hover{background:var(--spotify-green-hover)}.muted-icon{opacity:.3;margin-bottom:1rem}