/* ============================================================
   WAVES — Playlist / Library View
   ============================================================ */

/* ============================================================
   Playlist Container
   ============================================================ */
   .playlist-view {
    width: 100%;
  }
  
  .playlist-header-section {
    margin-bottom: var(--space-xl);
  }
  
  .playlist-title {
    font-size: var(--text-2xl);
    font-weight: var(--weight-bold);
    color: var(--text-primary);
    margin-bottom: var(--space-sm);
  }
  
  .playlist-meta {
    font-size: var(--text-sm);
    color: var(--text-secondary);
  }
  
  /* ============================================================
     Table Header
     ============================================================ */
  .playlist-table {
    width: 100%;
    border-collapse: collapse;
  }
  
  .playlist-thead {
    border-bottom: 1px solid var(--border-color);
  }
  
  .playlist-th {
    padding: var(--space-md) var(--space-lg);
    text-align: left;
    font-size: var(--text-xs);
    font-weight: var(--weight-semibold);
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
  }
  
  .playlist-th:first-child {
    width: 50px;
    text-align: center;
  }
  
  .col-title {
    width: 40%;
  }
  
  .col-artist {
    width: 25%;
  }
  
  .col-album {
    width: 25%;
  }
  
  .col-duration {
    width: 10%;
    text-align: right;
  }
  
  /* ============================================================
     Table Body / Track Rows
     ============================================================ */
  .playlist-tbody {
    /* Styling handled by rows */
  }
  
  .track-row {
    border-bottom: 1px solid var(--border-color);
    transition: background var(--transition-fast);
    cursor: pointer;
  }
  
  .track-row:hover {
    background: var(--bg-secondary);
  }
  
  .track-row:active {
    transform: scale(0.995);
  }
  
  .track-row.active {
    background: var(--bg-elevated);
    border-left: 3px solid var(--spx-violet);
  }
  
  .track-row.active .track-number {
    color: var(--spx-violet);
  }
  
  .track-row.active .track-title-text {
    color: var(--spx-violet);
  }
  
  .track-row.playing {
    background: rgba(123, 92, 255, 0.05);
  }
  
  .playlist-td {
    padding: var(--space-md) var(--space-lg);
    font-size: var(--text-sm);
  }
  
  /* ============================================================
     Track Number / Play Icon
     ============================================================ */
  .track-number-cell {
    text-align: center;
    width: 50px;
  }
  
  .track-number {
    color: var(--text-muted);
    font-weight: var(--weight-medium);
    font-variant-numeric: tabular-nums;
    transition: opacity var(--transition-fast);
  }
  
  .track-play-icon {
    display: none;
    color: var(--text-primary);
  }
  
  .track-play-icon svg {
    width: 16px;
    height: 16px;
  }
  
  .track-row:hover .track-number {
    display: none;
  }
  
  .track-row:hover .track-play-icon {
    display: inline-block;
  }
  
  .track-row.playing .track-number {
    display: none;
  }
  
  .track-row.playing .track-play-icon {
    display: inline-block;
    color: var(--spx-violet);
  }
  
  /* ============================================================
     Track Title & Cover
     ============================================================ */
  .track-title-cell {
    display: flex;
    align-items: center;
    gap: var(--space-md);
  }
  
  .track-mini-cover {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    background: var(--bg-elevated);
    overflow: hidden;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  
  .track-mini-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }
  
  .mini-cover-placeholder {
    color: var(--text-muted);
    opacity: 0.3;
  }
  
  .mini-cover-placeholder svg {
    width: 16px;
    height: 16px;
  }
  
  .track-title-info {
    min-width: 0;
    flex: 1;
  }
  
  .track-title-text {
    font-weight: var(--weight-medium);
    color: var(--text-primary);
    margin-bottom: 2px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  
  .track-subtitle {
    font-size: var(--text-xs);
    color: var(--text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  
  /* ============================================================
     Artist, Album, Duration Cells
     ============================================================ */
  .track-artist {
    color: var(--text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  
  .track-artist:hover {
    color: var(--text-primary);
    text-decoration: underline;
  }
  
  .track-album {
    color: var(--text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  
  .track-album:hover {
    color: var(--text-primary);
    text-decoration: underline;
  }
  
  .track-duration {
    text-align: right;
    color: var(--text-muted);
    font-variant-numeric: tabular-nums;
    font-weight: var(--weight-medium);
  }
  
  /* ============================================================
     Actions Column (optional - heart, menu)
     ============================================================ */
  .track-actions {
    opacity: 0;
    transition: opacity var(--transition-fast);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
  }
  
  .track-row:hover .track-actions {
    opacity: 1;
  }
  
  .track-row.active .track-actions {
    opacity: 1;
  }
  
  .action-btn {
    width: 32px;
    height: 32px;
    background: none;
    border: none;
    border-radius: var(--radius-sm);
    color: var(--text-muted);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-base);
  }
  
  .action-btn:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
  }
  
  .action-btn.favorited {
    color: var(--spx-violet);
  }
  
  .action-btn svg {
    width: 16px;
    height: 16px;
  }
  
  /* ============================================================
     Empty State
     ============================================================ */
  .playlist-empty {
    padding: var(--space-3xl) var(--space-xl);
    text-align: center;
    color: var(--text-muted);
  }
  
  .playlist-empty svg {
    width: 64px;
    height: 64px;
    margin-bottom: var(--space-lg);
    opacity: 0.3;
  }
  
  .playlist-empty h3 {
    font-size: var(--text-lg);
    color: var(--text-secondary);
    margin-bottom: var(--space-sm);
  }
  
  .playlist-empty p {
    font-size: var(--text-sm);
  }
  
  /* ============================================================
     Loading State
     ============================================================ */
  .playlist-loading {
    padding: var(--space-2xl);
    text-align: center;
    color: var(--text-muted);
  }
  
  .loading-spinner {
    width: 32px;
    height: 32px;
    border: 3px solid var(--bg-elevated);
    border-top-color: var(--spx-violet);
    border-radius: var(--radius-full);
    animation: spin 0.8s linear infinite;
    margin: 0 auto var(--space-md);
  }
  
  @keyframes spin {
    to { transform: rotate(360deg); }
  }
  
  /* ============================================================
     Responsive Table
     ============================================================ */
  @media (max-width: 1024px) {
    .col-album {
      display: none;
    }
    
    .col-artist {
      width: 35%;
    }
    
    .col-title {
      width: 45%;
    }
  }
  
  @media (max-width: 640px) {
    .playlist-th,
    .playlist-td {
      padding: var(--space-sm) var(--space-md);
    }
  
    .col-artist,
    .col-album {
      display: none;
    }
  
    .col-title {
      width: auto;
    }
  
    .col-duration {
      width: 60px;
    }
  
    .track-mini-cover {
      width: 36px;
      height: 36px;
    }
  
    .track-number-cell {
      width: 40px;
    }
  
    .track-actions {
      display: none;
    }
  
    .playlist-title {
      font-size: var(--text-xl);
    }
  }
  
  /* ============================================================
     Context Menu (Right-click)
     ============================================================ */
  .track-context-menu {
    position: fixed;
    background: var(--bg-elevated);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    padding: var(--space-sm) 0;
    min-width: 200px;
    z-index: var(--z-dropdown);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-fast);
  }
  
  .track-context-menu.active {
    opacity: 1;
    pointer-events: auto;
  }
  
  .context-menu-item {
    padding: var(--space-sm) var(--space-lg);
    font-size: var(--text-sm);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    gap: var(--space-md);
  }
  
  .context-menu-item:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
  }
  
  .context-menu-item svg {
    width: 16px;
    height: 16px;
  }
  
  .context-menu-divider {
    height: 1px;
    background: var(--border-color);
    margin: var(--space-sm) 0;
  }