/* Music Player - Horizontal Layout */
.music-playlist-panel {
    width: 200px;
    background: var(--bg-darker);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
}

.music-playlist-panel .playlist-header {
    padding: 14px 16px;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    border-bottom: 1px solid var(--border-color);
}

.playlist-items {
    flex: 1;
    overflow-y: auto;
}

.playlist-empty {
    padding: 32px 16px;
    text-align: center;
    color: var(--text-muted);
    font-size: 12px;
    line-height: 1.6;
}

.playlist-empty i {
    font-size: 28px;
    margin-bottom: 12px;
    display: block;
    opacity: 0.5;
}

.playlist-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    cursor: pointer;
    transition: var(--transition);
    border-left: 2px solid transparent;
}

.playlist-item:hover {
    background: rgba(255, 255, 255, 0.05);
}

.playlist-item.active {
    background: rgba(255, 255, 255, 0.08);
    border-left-color: var(--primary);
}

.playlist-item-icon {
    width: 28px;
    height: 28px;
    background: var(--bg-light);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.playlist-item-icon i {
    font-size: 11px;
    color: var(--text-muted);
}

.playlist-item.active .playlist-item-icon i {
    color: var(--primary);
}

.playlist-item-info {
    flex: 1;
    min-width: 0;
}

.playlist-item-title {
    font-size: 12px;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.playlist-item-duration {
    font-size: 10px;
    color: var(--text-muted);
    font-family: 'JetBrains Mono', monospace;
}

/* Player Panel */
.music-player-panel {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 24px;
}

.music-cover {
    width: 120px;
    height: 120px;
    background: var(--bg-darker);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.music-cover i {
    font-size: 36px;
    color: var(--text-muted);
}

.music-info {
    text-align: center;
    margin-bottom: 20px;
}

.music-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

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

.music-progress {
    width: 100%;
    max-width: 280px;
    margin-bottom: 16px;
}

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

.music-progress-bar:hover {
    height: 6px;
}

.music-progress-fill {
    height: 100%;
    background: var(--primary);
    border-radius: 2px;
    width: 0%;
    position: relative;
}

.music-progress-fill::after {
    content: '';
    position: absolute;
    right: -6px;
    top: 50%;
    transform: translateY(-50%);
    width: 12px;
    height: 12px;
    background: var(--primary);
    border-radius: 50%;
    opacity: 0;
    transition: opacity 0.15s ease;
}

.music-progress-bar:hover .music-progress-fill::after {
    opacity: 1;
}

.music-time {
    display: flex;
    justify-content: space-between;
    margin-top: 6px;
    font-size: 10px;
    color: var(--text-muted);
    font-family: 'JetBrains Mono', monospace;
}

.music-controls {
    display: flex;
    align-items: center;
    gap: 12px;
}

.music-control-btn {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition);
    background: none;
    border: none;
    color: var(--text-secondary);
}

.music-control-btn:hover {
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-primary);
}

.music-control-btn i {
    font-size: 16px;
}

.music-control-btn.play-btn {
    width: 44px;
    height: 44px;
    background: var(--primary);
    color: #fff;
}

.music-control-btn.play-btn:hover {
    background: var(--primary);
    opacity: 0.9;
}

.music-control-btn.play-btn i {
    font-size: 18px;
}

.music-volume {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 16px;
}

.music-volume i {
    font-size: 14px;
    color: var(--text-muted);
    cursor: pointer;
}

.music-volume-slider {
    width: 80px;
    height: 4px;
    background: var(--bg-darker);
    border-radius: 2px;
    cursor: pointer;
    position: relative;
}

.music-volume-slider:hover {
    height: 6px;
}

.music-volume-fill {
    height: 100%;
    background: var(--text-secondary);
    border-radius: 2px;
    width: 70%;
    position: relative;
}

.music-volume-fill::after {
    content: '';
    position: absolute;
    right: -5px;
    top: 50%;
    transform: translateY(-50%);
    width: 10px;
    height: 10px;
    background: var(--text-secondary);
    border-radius: 50%;
    opacity: 0;
    transition: opacity 0.15s ease;
}

.music-volume-slider:hover .music-volume-fill::after {
    opacity: 1;
}