/* 悬浮容器 */
        .music-player-container {
            position: fixed;
            right: 28px;
            top: 90%;
            transform: translateY(-50%);
            z-index: 999;
            font-family: Arial, sans-serif;
        }

        .player-wrapper {
            display: flex;
            flex-direction: column;
            gap: 40px;
            align-items: center;
        }

        /* 音乐球体 */
        .music-orb {
            width: 60px;
            height: 60px;
            border-radius: 50%;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            cursor: pointer;
            transition: all 0.3s ease;
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
            border: 2px solid rgba(255, 255, 255, 0.3);
            position: relative;
        }

        .music-orb:hover {
            transform: scale(1.08);
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.35);
        }

        .music-orb.playing {
            animation: pulse 2s infinite ease-in-out;
        }

        @keyframes pulse {
            0%, 100% { 
                box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
                border-color: rgba(255, 255, 255, 0.3);
            }
            50% { 
                box-shadow: 0 8px 35px rgba(102, 126, 234, 0.4);
                border-color: rgba(102, 126, 234, 0.6);
            }
        }

        /* 控制面板 */
        .control-panel {
            position: absolute;
            right: 70px;
            top: 50%;
            transform: translateY(-50%) scale(0.9);
            background: rgba(255, 255, 255, 0.95);
            border-radius: 10px;
            padding: 8px;
            min-width: 140px;
            opacity: 0;
            visibility: hidden;
            transition: all 0.3s ease;
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
            backdrop-filter: blur(10px);
        }

        .control-panel.active {
            opacity: 1;
            visibility: visible;
            right: 80px;
            transform: translateY(-50%) scale(1);
        }

        .control-row {
            display: flex;
            justify-content: center;
            gap: 6px;
            margin-bottom: 8px;
        }

        .control-row:last-child {
            margin-bottom: 0;
        }

        /* 主控制按钮行 - 4个按钮一排 */
        .main-controls {
            display: flex;
            justify-content: space-between;
            gap: 4px;
            margin-bottom: 8px;
            padding: 4px 0;
        }

        /* 按钮 */
        .btn {
            width: 30px;
            height: 30px;
            border: none;
            border-radius: 50%;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 12px;
            transition: all 0.2s ease;
            position: relative;
        }

        .btn:hover {
            transform: scale(1.1);
        }

        .btn-pause { background: linear-gradient(135deg, #ff6b6b, #ee5a24); }
        .btn-next { background: linear-gradient(135deg, #4834d4, #686de0); }
        .btn-shuffle { background: linear-gradient(135deg, #00c6ff, #0072ff); }
        .btn-list { background: linear-gradient(135deg, #20bf6b, #26a69a); }

        .mode-badge {
            position: absolute;
            right: 0px;
            top: 0px;
            background: rgba(0, 0, 0, 0.8);
            color: white;
            padding: 1px 4px;
            border-radius: 4px;
            font-size: 8px;
        }

        /* 音量控制 */
        .volume-wrapper {
            background: linear-gradient(135deg, #222, #333);
            border-radius: 8px;
            padding: 4px 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            height: 30px;
            box-sizing: border-box;
        }

        .volume-slider {
            width: 100px;
            height: 4px;
            background: rgba(255, 255, 255, 0.3);
            border-radius: 2px;
            outline: none;
            -webkit-appearance: none;
        }

        .volume-slider::-webkit-slider-thumb {
            -webkit-appearance: none;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: #00ffeb;
            cursor: pointer;
        }

        /* 播放列表 */
        .playlist {
            background: rgba(240, 240, 240, 0.9);
            border-radius: 6px;
            padding: 0;
            max-height: 120px;
            flex-direction: column;
            display: none;
        }

        .playlist.show {
            display: flex;
        }

        .playlist-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 6px 8px;
            border-bottom: 1px solid rgba(0, 0, 0, 0.1);
            background: rgba(255, 255, 255, 0.5);
            border-radius: 6px 6px 0 0;
            flex-shrink: 0;
        }

        .playlist-content {
            flex: 1;
            overflow-y: auto;
            padding: 4px;
        }

        .playlist-title {
            font-size: 11px;
            font-weight: bold;
            color: #333;
        }

        .btn-back {
            width: 20px;
            height: 20px;
            border: none;
            border-radius: 50%;
            background: linear-gradient(135deg, #666, #999);
            color: white;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 10px;
            transition: all 0.2s ease;
        }

        .btn-back:hover {
            transform: scale(1.1);
            background: linear-gradient(135deg, #777, #aaa);
        }

        .playlist-item {
            padding: 4px 6px;
            font-size: 11px;
            cursor: pointer;
            border-radius: 3px;
            transition: background 0.2s;
            color: #333;
        }

        .playlist-item:hover {
            background: rgba(0, 0, 0, 0.1);
        }

        .playlist-item.current {
            background: rgba(102, 126, 234, 0.2);
            color: #4834d4;
            font-weight: bold;
        }

        /* 客服球体 */
        .service-orb {
            width: 60px;
            height: 60px;
            border-radius: 50%;
            background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            cursor: pointer;
            transition: all 0.3s ease;
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
            border: 2px solid rgba(255, 255, 255, 0.3);
            position: relative;
        }

        .service-orb:hover {
            transform: scale(1.08);
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.35);
        }

        .service-control-panel {
            position: absolute;
            right: 70px;
            top: 50%;
            transform: translateY(-50%) scale(0.9);
            background: rgba(255, 255, 255, 0.95);
            border-radius: 10px;
            padding: 8px;
            opacity: 0;
            visibility: hidden;
            transition: all 0.3s ease;
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
            backdrop-filter: blur(10px);
        }

        .service-control-panel.active {
            opacity: 1;
            visibility: visible;
            right: 80px;
            transform: translateY(-50%) scale(1);
        }

        .btn-qq { background: linear-gradient(135deg, #00d2ff, #3a7bd5); }
        .btn-wechat { background: linear-gradient(135deg, #fa709a, #fee140); }

        /* 歌曲标题 */
        .music-title {
            position: absolute;
            bottom: -20px;
            left: 50%;
            transform: translateX(-50%);
            font-size: 10px;
            color: #666;
            white-space: nowrap;
            max-width: 100px;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .notification {
            position: fixed;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            background: linear-gradient(135deg, #00466c 0%, #1e0065 100%); /* 粉色渐变 */
            color: #ffffff; /* 黄色文字 */
            padding: 12px 40px;
            border-radius: 20px;
            font-size: 30px;
            opacity: 0;
            visibility: hidden;
            transition: all 0.3s ease;
            z-index: 1000;
        }

        .notification.show {
            opacity: 1;
            visibility: visible;
            animation: popIn 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards; /* 弹跳动画 */
        }

        /* 弹跳动画关键帧 */
        @keyframes popIn {
            0% {
                opacity: 0;
                transform: translate(-50%, -50%) scale(0.3);
            }
            50% {
                opacity: 1;
                transform: translate(-50%, -50%) scale(1.1);
            }
            70% {
                transform: translate(-50%, -50%) scale(0.95);
            }
            100% {
                opacity: 1;
                transform: translate(-50%, -50%) scale(1);
            }
        }

        .playlist-item { display: flex; align-items: center; justify-content: space-between; }
        .playlist-item-name { flex: 1; cursor: pointer; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
        .btn-skip { background: none; border: none; color: rgba(255,255,255,0.25); cursor: pointer; padding: 0 4px; font-size: 12px; flex-shrink: 0; }
        .btn-skip:hover, .btn-skip.active { color: #ff4444; }
        .playlist-item.skipped .playlist-item-name { text-decoration: line-through; opacity: 0.4; }