/**
 * WowPlatter Tracklist Shortcode Styles
 * 
 * Comprehensive styling for tracklist display with multiple layouts,
 * audio controls, search, filtering, and responsive design
 */

/* CSS Custom Properties */
:root {
    --tracklist-primary-color: #2c3e50;
    --tracklist-secondary-color: #3498db;
    --tracklist-accent-color: #e74c3c;
    --tracklist-success-color: #27ae60;
    --tracklist-warning-color: #f39c12;
    --tracklist-background: #ffffff;
    --tracklist-surface: #f8f9fa;
    --tracklist-border: #dee2e6;
    --tracklist-text: #212529;
    --tracklist-text-muted: #6c757d;
    --tracklist-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    --tracklist-shadow-hover: 0 4px 8px rgba(0, 0, 0, 0.15);
    --tracklist-border-radius: 8px;
    --tracklist-transition: all 0.3s ease;
    --tracklist-spacing-xs: 0.25rem;
    --tracklist-spacing-sm: 0.5rem;
    --tracklist-spacing-md: 1rem;
    --tracklist-spacing-lg: 1.5rem;
    --tracklist-spacing-xl: 2rem;
    --tracklist-font-size-sm: 0.875rem;
    --tracklist-font-size-base: 1rem;
    --tracklist-font-size-lg: 1.125rem;
    --tracklist-font-size-xl: 1.25rem;
}

/* Base Tracklist Container */
.wowplatter-tracklist {
    background: var(--tracklist-background);
    border: 1px solid var(--tracklist-border);
    border-radius: var(--tracklist-border-radius);
    box-shadow: var(--tracklist-shadow);
    margin: var(--tracklist-spacing-md) 0;
    overflow: hidden;
    transition: var(--tracklist-transition);
}

.wowplatter-tracklist:hover {
    box-shadow: var(--tracklist-shadow-hover);
}

/* Header Styles */
.tracklist-header {
    background: var(--tracklist-surface);
    border-bottom: 1px solid var(--tracklist-border);
    padding: var(--tracklist-spacing-lg);
}

.tracklist-title {
    color: var(--tracklist-primary-color);
    font-size: var(--tracklist-font-size-xl);
    font-weight: 600;
    margin: 0 0 var(--tracklist-spacing-sm) 0;
}

.release-info {
    display: flex;
    align-items: center;
    gap: var(--tracklist-spacing-sm);
    margin-bottom: var(--tracklist-spacing-md);
}

.release-title {
    font-weight: 500;
    color: var(--tracklist-text);
}

.release-year {
    color: var(--tracklist-text-muted);
    font-size: var(--tracklist-font-size-sm);
}

/* Search Styles */
.tracklist-search {
    position: relative;
    margin-bottom: var(--tracklist-spacing-md);
}

.search-input {
    width: 100%;
    padding: var(--tracklist-spacing-sm) var(--tracklist-spacing-md);
    border: 1px solid var(--tracklist-border);
    border-radius: var(--tracklist-border-radius);
    font-size: var(--tracklist-font-size-base);
    transition: var(--tracklist-transition);
}

.search-input:focus {
    outline: none;
    border-color: var(--tracklist-secondary-color);
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1);
}

.search-clear {
    position: absolute;
    right: var(--tracklist-spacing-sm);
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    font-size: var(--tracklist-font-size-lg);
    color: var(--tracklist-text-muted);
    cursor: pointer;
    padding: var(--tracklist-spacing-xs);
    border-radius: 50%;
    transition: var(--tracklist-transition);
}

.search-clear:hover {
    background: var(--tracklist-border);
    color: var(--tracklist-text);
}

/* Controls Styles */
.tracklist-controls {
    display: flex;
    align-items: center;
    gap: var(--tracklist-spacing-md);
    flex-wrap: wrap;
}

.play-all-btn,
.shuffle-btn {
    display: flex;
    align-items: center;
    gap: var(--tracklist-spacing-xs);
    padding: var(--tracklist-spacing-sm) var(--tracklist-spacing-md);
    background: var(--tracklist-secondary-color);
    color: white;
    border: none;
    border-radius: var(--tracklist-border-radius);
    font-size: var(--tracklist-font-size-sm);
    cursor: pointer;
    transition: var(--tracklist-transition);
}

.play-all-btn:hover,
.shuffle-btn:hover {
    background: #2980b9;
    transform: translateY(-1px);
}

.total-duration {
    color: var(--tracklist-text-muted);
    font-size: var(--tracklist-font-size-sm);
    font-weight: 500;
}

/* Filters Styles */
.tracklist-filters {
    display: flex;
    gap: var(--tracklist-spacing-md);
    padding: var(--tracklist-spacing-md) var(--tracklist-spacing-lg);
    background: var(--tracklist-surface);
    border-bottom: 1px solid var(--tracklist-border);
}

.filter-select {
    padding: var(--tracklist-spacing-xs) var(--tracklist-spacing-sm);
    border: 1px solid var(--tracklist-border);
    border-radius: var(--tracklist-border-radius);
    font-size: var(--tracklist-font-size-sm);
    background: var(--tracklist-background);
    cursor: pointer;
}

/* Content Area */
.tracklist-content {
    padding: var(--tracklist-spacing-lg);
}

/* List Layout */
.tracklist-list {
    display: flex;
    flex-direction: column;
    gap: var(--tracklist-spacing-sm);
}

.track-item {
    display: flex;
    align-items: center;
    gap: var(--tracklist-spacing-md);
    padding: var(--tracklist-spacing-md);
    background: var(--tracklist-background);
    border: 1px solid var(--tracklist-border);
    border-radius: var(--tracklist-border-radius);
    transition: var(--tracklist-transition);
}

.track-item:hover {
    background: var(--tracklist-surface);
    border-color: var(--tracklist-secondary-color);
    transform: translateY(-1px);
    box-shadow: var(--tracklist-shadow);
}

.track-number {
    min-width: 2rem;
    text-align: center;
    font-weight: 600;
    color: var(--tracklist-text-muted);
    font-size: var(--tracklist-font-size-sm);
}

.track-play {
    min-width: 2.5rem;
}

.play-btn {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 50%;
    border: none;
    background: var(--tracklist-secondary-color);
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--tracklist-transition);
    font-size: var(--tracklist-font-size-sm);
}

.play-btn:hover {
    background: #2980b9;
    transform: scale(1.05);
}

.play-btn.playing {
    background: var(--tracklist-accent-color);
}

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

.track-title {
    font-weight: 500;
    color: var(--tracklist-text);
    margin-bottom: var(--tracklist-spacing-xs);
    display: flex;
    align-items: center;
    gap: var(--tracklist-spacing-xs);
}

.track-id {
    font-size: var(--tracklist-font-size-sm);
    color: var(--tracklist-text-muted);
    font-weight: normal;
}

.track-artists {
    font-size: var(--tracklist-font-size-sm);
    color: var(--tracklist-text-muted);
    margin-bottom: var(--tracklist-spacing-xs);
}

.artist-name {
    color: var(--tracklist-secondary-color);
    cursor: pointer;
    transition: var(--tracklist-transition);
}

.artist-name:hover {
    color: #2980b9;
    text-decoration: underline;
}

.artist-role {
    font-style: italic;
    color: var(--tracklist-text-muted);
    margin-left: var(--tracklist-spacing-xs);
}

.track-duration {
    font-size: var(--tracklist-font-size-sm);
    color: var(--tracklist-text-muted);
    font-family: 'Courier New', monospace;
}

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

.favorite-btn,
.share-btn {
    width: 2rem;
    height: 2rem;
    border: none;
    background: none;
    cursor: pointer;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--tracklist-transition);
    color: var(--tracklist-text-muted);
}

.favorite-btn:hover,
.share-btn:hover {
    background: var(--tracklist-border);
    color: var(--tracklist-text);
}

.favorite-btn.favorited {
    color: var(--tracklist-accent-color);
}

/* Table Layout */
.tracklist-table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--tracklist-font-size-sm);
}

.tracklist-table th {
    background: var(--tracklist-surface);
    padding: var(--tracklist-spacing-md);
    text-align: left;
    font-weight: 600;
    color: var(--tracklist-primary-color);
    border-bottom: 2px solid var(--tracklist-border);
}

.tracklist-table td {
    padding: var(--tracklist-spacing-md);
    border-bottom: 1px solid var(--tracklist-border);
    vertical-align: middle;
}

.tracklist-table tr:hover {
    background: var(--tracklist-surface);
}

.tracklist-table .track-number {
    width: 3rem;
    text-align: center;
}

.tracklist-table .track-play {
    width: 3rem;
    text-align: center;
}

.tracklist-table .track-duration {
    width: 5rem;
    text-align: right;
    font-family: 'Courier New', monospace;
}

.tracklist-table .track-actions {
    width: 4rem;
    text-align: center;
}

/* Cards Layout */
.tracklist-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--tracklist-spacing-md);
}

.track-card {
    background: var(--tracklist-background);
    border: 1px solid var(--tracklist-border);
    border-radius: var(--tracklist-border-radius);
    overflow: hidden;
    transition: var(--tracklist-transition);
}

.track-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--tracklist-shadow-hover);
    border-color: var(--tracklist-secondary-color);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--tracklist-spacing-md);
    background: var(--tracklist-surface);
    border-bottom: 1px solid var(--tracklist-border);
}

.card-body {
    padding: var(--tracklist-spacing-md);
}

.card-body .track-title {
    font-size: var(--tracklist-font-size-base);
    margin-bottom: var(--tracklist-spacing-sm);
}

.card-footer {
    padding: var(--tracklist-spacing-md);
    border-top: 1px solid var(--tracklist-border);
    background: var(--tracklist-surface);
    text-align: center;
}

/* Statistics */
.tracklist-statistics {
    display: flex;
    gap: var(--tracklist-spacing-lg);
    padding: var(--tracklist-spacing-lg);
    background: var(--tracklist-surface);
    border-top: 1px solid var(--tracklist-border);
    flex-wrap: wrap;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--tracklist-spacing-xs);
}

.stat-label {
    font-size: var(--tracklist-font-size-sm);
    color: var(--tracklist-text-muted);
    font-weight: 500;
}

.stat-value {
    font-size: var(--tracklist-font-size-lg);
    font-weight: 600;
    color: var(--tracklist-primary-color);
}

/* Export */
.tracklist-export {
    display: flex;
    gap: var(--tracklist-spacing-sm);
    padding: var(--tracklist-spacing-lg);
    background: var(--tracklist-surface);
    border-top: 1px solid var(--tracklist-border);
    flex-wrap: wrap;
}

.export-btn {
    padding: var(--tracklist-spacing-sm) var(--tracklist-spacing-md);
    background: var(--tracklist-background);
    border: 1px solid var(--tracklist-border);
    border-radius: var(--tracklist-border-radius);
    font-size: var(--tracklist-font-size-sm);
    cursor: pointer;
    transition: var(--tracklist-transition);
}

.export-btn:hover {
    background: var(--tracklist-surface);
    border-color: var(--tracklist-secondary-color);
}

/* No Tracks State */
.no-tracks {
    text-align: center;
    padding: var(--tracklist-spacing-xl);
    color: var(--tracklist-text-muted);
}

.no-tracks p {
    margin: 0;
    font-size: var(--tracklist-font-size-lg);
}

/* Loading State */
.tracklist-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--tracklist-spacing-xl);
    gap: var(--tracklist-spacing-md);
}

.loading-spinner {
    width: 2rem;
    height: 2rem;
    border: 3px solid var(--tracklist-border);
    border-top: 3px solid var(--tracklist-secondary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Audio Controls */
.audio-enabled .track-item.has-preview {
    cursor: pointer;
}

.audio-enabled .track-item.has-preview:hover .play-btn {
    transform: scale(1.1);
}

.audio-enabled .track-item.playing {
    background: rgba(52, 152, 219, 0.05);
    border-color: var(--tracklist-secondary-color);
}

/* Dark Theme */
.wowplatter-tracklist.dark-theme {
    --tracklist-background: #2c3e50;
    --tracklist-surface: #34495e;
    --tracklist-border: #4a5f7a;
    --tracklist-text: #ecf0f1;
    --tracklist-text-muted: #bdc3c7;
    --tracklist-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    --tracklist-shadow-hover: 0 4px 8px rgba(0, 0, 0, 0.4);
}

/* Responsive Design */
@media (max-width: 768px) {
    .tracklist-header {
        padding: var(--tracklist-spacing-md);
    }
    
    .tracklist-content {
        padding: var(--tracklist-spacing-md);
    }
    
    .tracklist-controls {
        flex-direction: column;
        align-items: stretch;
        gap: var(--tracklist-spacing-sm);
    }
    
    .tracklist-filters {
        flex-direction: column;
        gap: var(--tracklist-spacing-sm);
    }
    
    .track-item {
        flex-direction: column;
        align-items: stretch;
        gap: var(--tracklist-spacing-sm);
    }
    
    .track-item .track-number,
    .track-item .track-play {
        align-self: flex-start;
    }
    
    .track-actions {
        justify-content: center;
    }
    
    .tracklist-table {
        font-size: var(--tracklist-font-size-sm);
    }
    
    .tracklist-table th,
    .tracklist-table td {
        padding: var(--tracklist-spacing-sm);
    }
    
    .tracklist-cards {
        grid-template-columns: 1fr;
    }
    
    .tracklist-statistics {
        flex-direction: column;
        gap: var(--tracklist-spacing-md);
    }
    
    .stat-item {
        flex-direction: row;
        justify-content: space-between;
    }
}

@media (max-width: 480px) {
    .wowplatter-tracklist {
        margin: var(--tracklist-spacing-sm) 0;
        border-radius: var(--tracklist-spacing-xs);
    }
    
    .tracklist-title {
        font-size: var(--tracklist-font-size-lg);
    }
    
    .track-item {
        padding: var(--tracklist-spacing-sm);
    }
    
    .play-btn {
        width: 2rem;
        height: 2rem;
    }
    
    .tracklist-table th,
    .tracklist-table td {
        padding: var(--tracklist-spacing-xs);
    }
    
    /* Hide less important columns on mobile */
    .tracklist-table .track-duration,
    .tracklist-table .track-actions {
        display: none;
    }
}

/* Print Styles */
@media print {
    .wowplatter-tracklist {
        box-shadow: none;
        border: 1px solid #000;
    }
    
    .tracklist-controls,
    .tracklist-filters,
    .tracklist-export,
    .track-play,
    .track-actions {
        display: none !important;
    }
    
    .track-item,
    .tracklist-table tr {
        break-inside: avoid;
    }
    
    .tracklist-table {
        font-size: 10pt;
    }
}

/* Accessibility */
.wowplatter-tracklist button:focus {
    outline: 2px solid var(--tracklist-secondary-color);
    outline-offset: 2px;
}

.wowplatter-tracklist [aria-label] {
    position: relative;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .wowplatter-tracklist {
        --tracklist-border: #000000;
        --tracklist-text: #000000;
        --tracklist-background: #ffffff;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    .wowplatter-tracklist * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}