/**
 * Audio View Styles
 * Styling for the track list interface (player is in global-audio-player.css)
 */

/* ========================================
   AUDIO VIEW CONTAINER
   ======================================== */

.dv-audio-view {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding: 1rem;
}

/* ========================================
   HEADER
   ======================================== */

.dv-audio-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.dv-audio-header-left {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.dv-audio-count {
  font-weight: 500;
}

/* ========================================
   DROP ZONE
   ======================================== */

.dv-audio-dropzone {
  border: 2px dashed var(--border-color);
  border-radius: 12px;
  padding: 1.5rem;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s ease;
  background: var(--content-bg);
}

.dv-audio-dropzone:hover,
.dv-audio-dropzone-active {
  border-color: var(--primary-color);
  background: var(--primary-color-light);
}

.dv-audio-dropzone-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.dv-audio-dropzone-icon {
  font-size: 2rem;
  opacity: 0.7;
}

.dv-audio-dropzone-text {
  font-weight: 500;
  color: var(--content-text);
  font-size: 0.9rem;
}

.dv-audio-input {
  display: none;
}

/* ========================================
   TRACK LIST CONTAINER
   ======================================== */

.dv-audio-container {
  display: grid;
  gap: 0.5rem;
}

/* List Mode (default) */
.dv-audio-list-mode {
  grid-template-columns: 1fr;
}

/* ========================================
   TRACK ITEM
   ======================================== */

.dv-audio-item {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 1rem;
  padding: 0.75rem 1rem;
  background: var(--content-bg);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  transition: all 0.2s ease;
  cursor: pointer;
}

.dv-audio-item:hover {
  border-color: var(--primary-color);
  background: var(--hover-bg);
}

.dv-audio-item-current {
  border-color: var(--primary-color);
  background: var(--primary-color-light);
}

.dv-audio-item-playing {
  animation: audio-pulse 2s ease-in-out infinite;
}

@keyframes audio-pulse {
  0%, 100% {
    box-shadow: 0 0 0 0 rgba(var(--primary-color-rgb, 102, 126, 234), 0.4);
  }
  50% {
    box-shadow: 0 0 0 6px rgba(var(--primary-color-rgb, 102, 126, 234), 0);
  }
}

.dv-audio-item-favorite {
  border-left: 3px solid #e74c3c;
}

/* Cover */
.dv-audio-item-cover {
  position: relative;
  width: 48px;
  height: 48px;
  border-radius: 6px;
  background: var(--hover-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  flex-shrink: 0;
}

.dv-audio-item-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.dv-audio-item-icon {
  font-size: 1.5rem;
  opacity: 0.5;
}

.dv-audio-item-play-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.4);
  opacity: 0;
  transition: opacity 0.2s ease;
  font-size: 1.25rem;
}

.dv-audio-item:hover .dv-audio-item-play-overlay,
.dv-audio-item-current .dv-audio-item-play-overlay {
  opacity: 1;
}

/* Info */
.dv-audio-item-info {
  flex: 1;
  min-width: 0;
  cursor: pointer;
}

.dv-audio-item-title {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--content-text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-bottom: 0.15rem;
}

.dv-audio-item-artist {
  font-size: 0.85rem;
  color: var(--text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-bottom: 0.25rem;
}

.dv-audio-item-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.8rem;
  color: var(--text-tertiary);
}

.dv-audio-item-duration {
  font-variant-numeric: tabular-nums;
}

.dv-audio-item-genre {
  padding: 0.1rem 0.4rem;
  background: var(--hover-bg);
  border-radius: 4px;
  font-size: 0.75rem;
}

/* Actions */
.dv-audio-item-actions {
  display: flex;
  gap: 0.25rem;
  flex-shrink: 0;
}

.dv-audio-item-btn {
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.4rem;
  border-radius: 6px;
  font-size: 1rem;
  transition: all 0.15s ease;
  opacity: 0.6;
}

.dv-audio-item-btn:hover {
  background: var(--hover-bg);
  opacity: 1;
}

.dv-audio-favorite-btn.active {
  opacity: 1;
}

/* ========================================
   EMPTY STATE
   ======================================== */

.dv-audio-empty {
  grid-column: 1 / -1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 4rem 2rem;
  text-align: center;
  color: var(--text-secondary);
}

.dv-audio-empty-icon {
  font-size: 3rem;
  opacity: 0.5;
  margin-bottom: 1rem;
}

.dv-audio-empty h3 {
  margin: 0 0 0.5rem;
  color: var(--content-text);
}

.dv-audio-empty p {
  margin: 0;
  max-width: 400px;
}

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

@media (max-width: 600px) {
  .dv-audio-view {
    padding: 0.5rem;
  }
  
  .dv-audio-dropzone {
    padding: 1rem;
  }
  
  .dv-audio-dropzone-icon {
    font-size: 1.5rem;
  }
  
  .dv-audio-dropzone-text {
    font-size: 0.85rem;
  }
  
  .dv-audio-item {
    padding: 0.5rem 0.75rem;
  }
  
  .dv-audio-item-cover {
    width: 40px;
    height: 40px;
  }
  
  .dv-audio-item-title {
    font-size: 0.9rem;
  }
  
  .dv-audio-item-btn {
    padding: 0.3rem;
    font-size: 0.9rem;
  }
}

/* ========================================
   DARK MODE
   ======================================== */

[data-theme="dark"] .dv-audio-item:hover {
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .dv-audio-item-play-overlay {
  background: rgba(0, 0, 0, 0.6);
}