.container {
            max-width: 1000px;
            width: 100%;
            margin: 0 auto;
            padding: 10px;
        }
        
        header {
            text-align: center;
            margin-bottom: 10px;
            position: relative;
            z-index: 2;
        }
        
        h1 {
            font-size: 2.5rem;
            margin-bottom: 5px;
            text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
        }
        
        .subtitle {
            font-size: 1.2rem;
            opacity: 0.9;
        }
        
        .player-container {
            background: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(10px);
            border-radius: 15px;
            padding: 10px;
            margin-bottom: 10px;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
            position: relative;
            overflow: hidden;
        }
        
        /* Band logo styling */
        .band-logo {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 100%;
            opacity: 0.35;
            z-index: 0;
            pointer-events: none;
            filter: brightness(1.2) contrast(1.1);
        }
        
        .player-content {
            position: relative;
            z-index: 2;
        }
        
        .now-playing {
            display: flex;
            align-items: center;
            margin-bottom: 15px;
        }
        
        .now-playing img {
            width: 80px;
            height: 80px;
            border-radius: 10px;
            margin-right: 15px;
            object-fit: cover;
            box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
        }
        
        .track-info {
            flex: 1;
        }
        
        .track-title {
            font-size: 1.4rem;
            font-weight: bold;
            margin-bottom: 5px;
        }
        
        .track-artist {
            font-size: 1rem;
            opacity: 0.8;
        }
        
        .progress-container {
            background: rgba(255, 255, 255, 0.2);
            border-radius: 5px;
            height: 8px;
            margin: 15px 0;
            cursor: pointer;
            position: relative;
            z-index: 2;
        }
        
        .progress {
            background: #ff5e62;
            border-radius: 5px;
            height: 100%;
            width: 0%;
            transition: width 0.1s ease;
        }
        
        .time-display {
            display: flex;
            justify-content: space-between;
            margin-bottom: 15px;
            font-size: 0.9rem;
            opacity: 0.8;
        }
        
        .controls {
            display: flex;
            justify-content: center;
            gap: 10px;
            margin-bottom: 15px;
        }
        
        .btn {
            background: rgba(255, 255, 255, 0.2);
            border: none;
            border-radius: 50%;
            width: 50px;
            height: 50px;
            color: white;
            font-size: 1.2rem;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all 0.2s ease;
        }
        
        .btn:hover {
            background: rgba(255, 255, 255, 0.3);
            transform: scale(1.05);
        }
        
        .btn-play {
            background: #ff5e62;
            width: 60px;
            height: 60px;
            font-size: 1.5rem;
        }
        
        .btn-play:hover {
            background: #ff7b7e;
        }
        
        .volume-container {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            margin-top: 10px;
        }
        
        .volume-slider {
            width: 100px;
            -webkit-appearance: none;
            height: 5px;
            border-radius: 5px;
            background: rgba(255, 255, 255, 0.2);
            outline: none;
        }
        
        .volume-slider::-webkit-slider-thumb {
            -webkit-appearance: none;
            width: 15px;
            height: 15px;
            border-radius: 50%;
            background: #ff5e62;
            cursor: pointer;
        }
        
        .playlist-section {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 10px;
        }
        
        @media (max-width: 768px) {
            .playlist-section {
                grid-template-columns: 1fr;
            }
        }
        
        .available-tracks, .selected-playlist {
            background: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(10px);
            border-radius: 15px;
            padding: 10px;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
            position: relative;
            overflow: hidden;
        }
        
        .available-tracks::before, .selected-playlist::before {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 200px;
            height: 200px;
            background: url('data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHZpZXdCb3g9IjAgMCAyNCAyNCIgZmlsbD0id2hpdGUiIHdpZHRoPSI0MHB4IiBoZWlnaHQ9IjQwcHgiPjxwYXRoIGQ9Ik0wIDBoMjR2MjRIMHoiIGZpbGw9Im5vbmUiLz48cGF0aCBkPSJNMTIgMkM2LjQ4IDIgMiA2LjQ4IDIgMTJzNC40OCAxMCAxMCAxMCAxMC00LjQ4IDEwLTEwUzE3LjUyIDIgMTIgMnptLTIgMTQuNWwtNS01IDMtMy00IDNINnY0bDMtM2w0IDN2LTQuNWw0IDQuNS00IDQuNXoiLz48L3N2Zz4=') center no-repeat;
            opacity: 0.05;
            pointer-events: none;
        }
        
        h2 {
            font-size: 1.5rem;
            margin-bottom: 15px;
            padding-bottom: 10px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.2);
            position: relative;
            z-index: 2;
        }
        
        .track-list {
            list-style: none;
            max-height: 300px;
            overflow-y: auto;
            position: relative;
            z-index: 2;
        }
        
        .track-item {
            display: flex;
            align-items: center;
            padding: 10px;
            border-radius: 8px;
            margin-bottom: 8px;
            background: rgba(255, 255, 255, 0.1);
            transition: background 0.2s ease;
            cursor: pointer;
        }
        
        .track-item:hover {
            background: rgba(255, 255, 255, 0.2);
        }
        
        .track-item.active {
            background: rgba(255, 94, 98, 0.3);
        }
        
        .track-item img {
            width: 40px;
            height: 40px;
            border-radius: 5px;
            margin-right: 10px;
            object-fit: cover;
        }
        
        .track-item .track-details {
            flex: 1;
        }
        
        .track-item .track-name {
            font-weight: 500;
        }
        
        .track-item .track-duration {
            font-size: 0.8rem;
            opacity: 0.7;
        }
        
        .add-btn {
            background: transparent;
            border: none;
            color: #ff5e62;
            cursor: pointer;
            font-size: 1.2rem;
            padding: 5px;
        }
        
        .selected-playlist .track-item {
            cursor: pointer;
        }
        
        .selected-playlist .track-item .remove-btn {
            background: transparent;
            border: none;
            color: #ff5e62;
            cursor: pointer;
            font-size: 1.2rem;
            padding: 5px;
            margin-left: 5px;
        }
        
        .playlist-controls {
            display: flex;
            gap: 10px;
            margin-top: 15px;
        }
        
        .playlist-btn {
            background: rgba(255, 94, 98, 0.8);
            border: none;
            border-radius: 5px;
            color: white;
            padding: 8px 15px;
            cursor: pointer;
            transition: background 0.2s ease;
        }
        
        .playlist-btn:hover {
            background: rgba(255, 94, 98, 1);
        }
        
        .playlist-btn-clear {
            background: rgba(255, 255, 255, 0.2);
        }
        
        .playlist-btn-clear:hover {
            background: rgba(255, 255, 255, 0.3);
        }
        
        .logo-upload {
            text-align: center;
            margin-top: 10px;
        }
        
        .logo-upload-btn {
            background: rgba(255, 255, 255, 0.2);
            border: none;
            border-radius: 5px;
            color: white;
            padding: 8px 15px;
            cursor: pointer;
            transition: background 0.2s ease;
        }
        
        .logo-upload-btn:hover {
            background: rgba(255, 255, 255, 0.3);
        }
        
        #logo-upload-input {
            display: none;
        }