/* =====================================================
   MUSIC PLAYER ULTRA-MODERN STYLES
   ===================================================== */

.music-app {
    display: grid;
    grid-template-columns: 240px 1fr;
    grid-template-rows: 1fr 90px;
    height: calc(100vh - 100px);
    background: var(--bg-dark);
}

/* Sidebar */
.music-sidebar {
    grid-row: 1 / 2;
    background: var(--bg-card);
    border-right: 1px solid var(--border-glass);
    padding: var(--space-lg);
}

.sidebar-header h2 {
    font-size: 1.25rem;
    font-weight: 700;
    background: var(--gradient-neon);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: var(--space-lg);
}

.sidebar-nav {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.sidebar-btn {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background: transparent;
    border: none;
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-size: 0.875rem;
    cursor: pointer;
    transition: var(--transition);
    text-align: left;
}

.sidebar-btn:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.sidebar-btn.active {
    background: var(--bg-glass);
    color: var(--neon-cyan);
}

/* Main Content */
.music-main {
    grid-row: 1 / 2;
    overflow-y: auto;
    padding: var(--space-lg);
}

.music-header {
    display: flex;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.music-content {
    /* Track list container */
}

/* Track List */
.track-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.track-item {
    display: grid;
    grid-template-columns: 40px 40px 50px 1fr 150px 100px 80px 80px 60px 50px;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background: var(--bg-card);
    border: 1px solid transparent;
    border-radius: var(--radius-md);
    transition: var(--transition);
}

.track-item:hover {
    background: var(--bg-glass);
    border-color: var(--neon-cyan);
}

.track-item.playing {
    background: var(--bg-hover);
    border-color: var(--neon-cyan);
}

.track-num {
    color: var(--text-muted);
    font-size: 0.875rem;
    text-align: center;
}

.track-play {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-full);
    background: var(--gradient-neon);
    border: none;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.875rem;
}

.track-play:hover {
    transform: scale(1.1);
    box-shadow: var(--glow-cyan);
}

.track-cover {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-sm);
    object-fit: cover;
}

.track-info {
    min-width: 0;
}

.track-title {
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.track-artist {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.track-album {
    font-size: 0.75rem;
    color: var(--text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.track-rating {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    color: var(--neon-yellow);
    font-weight: 600;
    font-size: 0.875rem;
}

.track-plays {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.track-duration {
    font-size: 0.875rem;
    color: var(--text-muted);
    text-align: right;
}

.track-actions {
    display: flex;
    gap: var(--space-xs);
}

/* Player Bar */
.player-bar {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: 280px 1fr 200px 150px;
    align-items: center;
    gap: var(--space-lg);
    padding: 0 var(--space-lg);
    background: var(--bg-card);
    border-top: 1px solid var(--border-glass);
}

.player-info {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.player-cover {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-sm);
    object-fit: cover;
}

.player-text {
    flex: 1;
    min-width: 0;
}

.player-title {
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.player-artist {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.player-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
}

.btn-play {
    width: 44px;
    height: 44px;
    background: var(--gradient-neon);
    color: var(--bg-dark);
    font-size: 1.25rem;
}

.btn-play:hover {
    box-shadow: var(--glow-cyan);
    transform: scale(1.1);
}

.player-progress {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.progress-slider {
    flex: 1;
    height: 4px;
    background: var(--bg-glass);
    border-radius: 2px;
    cursor: pointer;
    -webkit-appearance: none;
}

.progress-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 12px;
    height: 12px;
    border-radius: var(--radius-full);
    background: var(--neon-cyan);
    cursor: pointer;
}

#currentTime,
#totalTime {
    font-size: 0.75rem;
    color: var(--text-muted);
    min-width: 40px;
}

.player-volume {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.volume-slider {
    width: 80px;
    height: 4px;
    background: var(--bg-glass);
    border-radius: 2px;
    cursor: pointer;
    -webkit-appearance: none;
}

.volume-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 12px;
    height: 12px;
    border-radius: var(--radius-full);
    background: var(--neon-cyan);
    cursor: pointer;
}

/* =====================================================
   RESPONSIVE
   ===================================================== */

@media (max-width: 1024px) {
    .track-item {
        grid-template-columns: 40px 50px 1fr 60px 50px;
    }

    .track-num,
    .track-album,
    .track-rating,
    .track-plays {
        display: none;
    }
}

@media (max-width: 768px) {
    .music-app {
        grid-template-columns: 1fr;
    }

    .music-sidebar {
        display: none;
    }

    .player-bar {
        grid-template-columns: 1fr auto;
        padding: var(--space-sm);
    }

    .player-progress,
    .player-volume {
        display: none;
    }
}