/* 音乐播放器样式 */
.music-player {
    position: fixed;
    bottom: 20px;
    left: 20px;
    width: 60px;
    height: 60px;
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 50%;
    padding: 0;
    box-shadow: 0 8px 32px var(--shadow-color);
    z-index: 1000;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: visible;
}

.music-player:hover {
    box-shadow: 0 12px 40px var(--glow-purple);
    border-color: var(--primary-purple);
}

.music-player.expanded {
    width: 320px;
    height: auto;
    border-radius: var(--radius-lg);
    padding: 15px;
}

.music-player .player-content,
.music-player .lyrics-container {
    opacity: 0;
    transform: scale(0.8);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    pointer-events: none;
}

.music-player.expanded .player-content,
.music-player.expanded .lyrics-container {
    opacity: 1;
    transform: scale(1);
    pointer-events: auto;
}

.music-player .maximize-btn {
    opacity: 1;
    transform: scale(1);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    pointer-events: auto;
}

.music-player.expanded .maximize-btn {
    opacity: 0;
    transform: scale(0);
    pointer-events: none;
}

.music-player .minimize-btn {
    opacity: 0;
    transform: scale(0.8);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.music-player.expanded .minimize-btn {
    opacity: 1;
    transform: scale(1);
}

.player-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.player-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    font-family: 'Fredoka', sans-serif;
}

.player-controls {
    display: flex;
    gap: 8px;
}

.player-btn {
    width: 28px;
    height: 28px;
    border: none;
    background: var(--bg-glass);
    color: var(--text-primary);
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    font-size: 12px;
}

.player-btn:hover {
    background: var(--primary-gradient);
    transform: scale(1.1);
}

.maximize-btn {
    position: absolute;
    top: 0;
    left: 0;
    width: 60px;
    height: 60px;
    background: var(--primary-gradient);
    font-size: 24px;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    z-index: 10;
}

.song-info {
    text-align: center;
    margin-bottom: 12px;
}

.song-name {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
    font-family: 'Fredoka', sans-serif;
}

.song-artist {
    font-size: 12px;
    color: var(--text-secondary);
}

.progress-container {
    margin-bottom: 12px;
}

.progress-bar {
    width: 100%;
    height: 4px;
    background: var(--bg-glass);
    border-radius: 2px;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: var(--primary-gradient);
    border-radius: 2px;
    transition: width 0.1s linear;
}

.time-display {
    display: flex;
    justify-content: space-between;
    font-size: 11px;
    color: var(--text-tertiary);
    margin-top: 4px;
}

.control-buttons {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 15px;
    margin-bottom: 12px;
}

.control-btn {
    width: 36px;
    height: 36px;
    border: none;
    background: var(--bg-glass);
    color: var(--text-primary);
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    font-size: 14px;
}

.control-btn:hover {
    background: var(--primary-gradient);
    transform: scale(1.1);
}

.control-btn.play-btn {
    width: 44px;
    height: 44px;
    background: var(--primary-gradient);
    font-size: 16px;
}

.control-btn.play-btn:hover {
    transform: scale(1.15);
    box-shadow: 0 4px 15px var(--glow-purple);
}

.lyrics-container {
    max-height: 200px;
    overflow-y: auto;
    text-align: left;
    padding: 12px;
    background: var(--bg-glass);
    border-radius: var(--radius-md);
    scrollbar-width: thin;
    scrollbar-color: var(--primary-purple) transparent;
    margin-top: 12px;
}

.lyrics-container::-webkit-scrollbar {
    width: 4px;
}

.lyrics-container::-webkit-scrollbar-track {
    background: transparent;
}

.lyrics-container::-webkit-scrollbar-thumb {
    background: var(--primary-purple);
    border-radius: 2px;
}

.lyrics-line {
    font-size: 13px;
    color: var(--text-secondary);
    padding: 8px 0;
    line-height: 1.6;
    border-bottom: 1px solid var(--glass-border);
    transition: all 0.3s ease;
}

.lyrics-line:last-child {
    border-bottom: none;
}

.lyrics-line.active {
    color: var(--primary-pink);
    font-weight: 600;
    font-size: 14px;
    text-shadow: 0 0 10px var(--glow-pink);
    background: var(--bg-glass);
    border-radius: var(--radius-sm);
    padding: 8px 12px;
    margin: 0 -8px;
}

.volume-container {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 10px;
}

.volume-slider {
    flex: 1;
    height: 4px;
    background: var(--bg-glass);
    border-radius: 2px;
    cursor: pointer;
    position: relative;
}

.volume-fill {
    height: 100%;
    background: var(--primary-gradient);
    border-radius: 2px;
    width: 70%;
}

/* 音乐播放器响应式 */
@media (max-width: 768px) {
    .music-player.expanded {
        width: calc(100% - 40px);
        max-width: 280px;
        bottom: 10px;
        left: 10px;
    }
}

@media (max-width: 480px) {
    .music-player {
        bottom: 8px;
        left: 8px;
    }

    .music-player.expanded {
        width: auto;
        max-width: calc(100% - 80px);
        left: 8px;
        right: auto;
        padding: 10px;
    }

    .music-player.expanded .song-name {
        font-size: 14px;
    }

    .music-player.expanded .song-artist {
        font-size: 11px;
    }

    .music-player.expanded .progress-container {
        margin-bottom: 8px;
    }

    .music-player.expanded .control-buttons {
        margin-bottom: 8px;
        gap: 10px;
    }

    .music-player.expanded .control-btn {
        width: 32px;
        height: 32px;
        font-size: 12px;
    }

    .music-player.expanded .control-btn.play-btn {
        width: 40px;
        height: 40px;
        font-size: 14px;
    }

    .music-player.expanded .lyrics-container {
        max-height: 120px;
        margin-top: 8px;
        padding: 8px;
    }

    .music-player.expanded .lyrics-line {
        font-size: 12px;
        padding: 6px 0;
    }

    .music-player.expanded .lyrics-line.active {
        font-size: 13px;
        padding: 6px 8px;
    }

    .music-player.expanded .volume-container {
        margin-top: 8px;
    }
}