/* ==========================================================================
   TIMELINE CSS - ANIME PODCAST STUDIO
   Visualisation audio, forme d'onde et segmentation des phrases avec poses
   ========================================================================== */

.timeline-container {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 10px;
}

/* Zone d'affichage de la Forme d'Onde */
.waveform-box {
  position: relative;
  width: 100%;
  height: 80px;
  background-color: var(--bg-darker);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
}

#waveform-canvas {
  width: 100%;
  height: 100%;
  display: block;
}

/* Tête de lecture (Playhead) */
.timeline-playhead {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 2px;
  background-color: var(--gold-light);
  box-shadow: 0 0 8px var(--gold-light);
  pointer-events: none;
  transform: translateX(0);
  transition: transform 0.05s linear;
  z-index: 5;
}

.timeline-playhead::after {
  content: "";
  position: absolute;
  top: 0;
  left: -4px;
  width: 10px;
  height: 10px;
  background-color: var(--gold-light);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--gold-glow);
}

/* Barre d'en-tête de la timeline & Contrôles par lot */
.segments-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 6px;
  gap: 10px;
  flex-wrap: wrap;
}

.segments-title {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-white);
  display: flex;
  align-items: center;
  gap: 8px;
}

.timeline-batch-bar {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.btn-batch-pos {
  background-color: var(--bg-input);
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-batch-pos:hover {
  color: var(--text-white);
  border-color: var(--gold-primary);
}

.btn-batch-pos.active {
  background-color: rgba(245, 158, 11, 0.15);
  border-color: var(--gold-primary);
  color: var(--gold-light);
}

.segments-count {
  font-size: 0.75rem;
  background-color: var(--bg-surface);
  color: var(--gold-light);
  border: 1px solid var(--border-subtle);
  padding: 2px 8px;
  border-radius: var(--radius-full);
}

.segments-scroll-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-height: 400px;
  overflow-y: auto;
  padding-right: 4px;
}

/* Carte de Scène / Segment Vidéo */
.segment-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 10px 12px;
  transition: all var(--transition-fast);
  cursor: pointer;
}

.segment-card:hover {
  border-color: var(--border-highlight);
  background-color: var(--bg-card-hover);
}

.segment-card.active {
  border-color: var(--gold-primary);
  background-color: rgba(245, 158, 11, 0.08);
  box-shadow: 0 0 12px var(--gold-subtle);
}

.segment-card.drag-target {
  border: 2px dashed var(--gold-primary);
  background-color: rgba(245, 158, 11, 0.18);
}

/* Ligne supérieure de la carte : Numéro de scène, durée et texte de la voix off */
.segment-top-row {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
}

.segment-badge {
  font-size: 0.72rem;
  font-weight: 700;
  padding: 2px 7px;
  background: var(--bg-input);
  border: 1px solid var(--border-subtle);
  color: var(--gold-light);
  border-radius: var(--radius-sm);
  white-space: nowrap;
  flex-shrink: 0;
}

.segment-time {
  font-family: monospace;
  font-size: 0.75rem;
  color: var(--text-muted);
  display: flex;
  gap: 4px;
  white-space: nowrap;
  flex-shrink: 0;
}

.segment-time .time-start {
  color: var(--text-white);
  font-weight: 600;
}

.segment-text-input {
  flex: 1;
  background-color: var(--bg-input);
  border: 1px solid var(--border-subtle);
  color: var(--text-white);
  font-size: 0.82rem;
  padding: 5px 9px;
  border-radius: var(--radius-sm);
  outline: none;
  transition: border-color var(--transition-fast);
  width: 100%;
}

.segment-text-input:focus {
  border-color: var(--gold-primary);
  box-shadow: 0 0 6px var(--gold-subtle);
}

/* Ligne inférieure de la carte : Contrôles Mascotte & Illustration animée */
.segment-controls-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
  padding-top: 6px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.segment-mascot-controls {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.segment-illustration-controls {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.segment-pose-select,
.segment-anim-select {
  background-color: var(--bg-input);
  border: 1px solid var(--border-subtle);
  color: var(--gold-light);
  font-size: 0.78rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  padding: 4px 6px;
  outline: none;
  cursor: pointer;
  transition: border-color var(--transition-fast);
}

.segment-anim-select {
  color: #34d399;
  border-color: rgba(52, 211, 153, 0.3);
}

.segment-pose-select:focus,
.segment-pose-select:hover,
.segment-anim-select:focus,
.segment-anim-select:hover {
  border-color: var(--gold-primary);
}

/* Boutons et miniatures d'illustrations */
.btn-segment-image {
  background-color: var(--bg-input);
  border: 1px dashed var(--border-subtle);
  color: var(--text-muted);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: all var(--transition-fast);
}

.btn-segment-image:hover {
  border-color: var(--gold-primary);
  color: var(--gold-light);
}

.segment-img-preview-box {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background-color: var(--bg-input);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 2px 5px 2px 2px;
}

.segment-img-thumb {
  width: 32px;
  height: 22px;
  object-fit: cover;
  border-radius: 2px;
}

.btn-delete-img {
  background: transparent;
  border: none;
  color: var(--text-dim);
  cursor: pointer;
  font-size: 0.75rem;
  padding: 0 2px;
}

.btn-delete-img:hover {
  color: #ef4444;
}

/* Empty State pour Timeline */
.timeline-empty {
  padding: 24px;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.85rem;
  background-color: var(--bg-surface);
  border-radius: var(--radius-md);
  border: 1px dashed var(--border-subtle);
}