/* Image Splitter Specific Styling */

.splitter-uploader-box {
  border: 2px dashed var(--border-medium);
  border-radius: var(--radius-lg);
  padding: 48px 24px;
  text-align: center;
  background: var(--bg-surface);
  transition: all var(--transition-fast);
  cursor: pointer;
}

.splitter-uploader-box:hover,
.splitter-uploader-box.dragover {
  border-color: var(--brand-primary);
  background: rgba(99, 102, 241, 0.05);
  transform: translateY(-2px);
}

.mode-pills {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
  margin-bottom: 14px;
}

.mode-pill-btn {
  padding: 10px 8px;
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-align: center;
}

.mode-pill-btn:hover {
  border-color: var(--border-medium);
  color: var(--text-primary);
}

.mode-pill-btn.active {
  border-color: var(--brand-primary);
  background: rgba(99, 102, 241, 0.15);
  color: var(--brand-primary-hover);
  box-shadow: 0 0 0 1px var(--brand-primary);
}

.preset-grid-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-bottom: 12px;
}

.preset-grid-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 10px 6px;
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.preset-grid-btn .icon {
  font-size: 1.1rem;
  margin-bottom: 4px;
  line-height: 1;
}

.preset-grid-btn:hover {
  border-color: var(--border-medium);
  color: var(--text-primary);
}

.preset-grid-btn.active {
  border-color: var(--brand-primary);
  background: rgba(99, 102, 241, 0.15);
  color: var(--brand-primary-hover);
  box-shadow: 0 0 0 1px var(--brand-primary);
}

.aspect-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.aspect-chip {
  padding: 5px 10px;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: 20px;
  border: 1px solid var(--border-subtle);
  background: var(--bg-surface-elevated);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.aspect-chip:hover {
  color: var(--text-primary);
  border-color: var(--border-medium);
}

.aspect-chip.active {
  background: var(--brand-primary);
  border-color: var(--brand-primary);
  color: #ffffff;
}

/* Sliced Tiles Preview Gallery */
.tiles-preview-section {
  margin-top: 16px;
  border-top: 1px solid var(--border-subtle);
  padding-top: 16px;
}

.tiles-grid-scroll {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(76px, 1fr));
  gap: 8px;
  max-height: 220px;
  overflow-y: auto;
  padding: 4px;
  scrollbar-width: thin;
}

.tile-card {
  position: relative;
  aspect-ratio: 1;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 1px solid var(--border-subtle);
  background: var(--bg-surface-elevated);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.tile-card:hover {
  border-color: var(--brand-primary);
  transform: scale(1.04);
}

.tile-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.tile-card .tile-num {
  position: absolute;
  top: 2px;
  left: 2px;
  background: rgba(0, 0, 0, 0.75);
  color: #fff;
  font-size: 0.65rem;
  font-weight: 700;
  padding: 1px 5px;
  border-radius: 4px;
}

.tile-card .tile-dl-btn {
  position: absolute;
  bottom: 2px;
  right: 2px;
  background: var(--brand-primary);
  color: #fff;
  border: none;
  border-radius: 4px;
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  cursor: pointer;
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.tile-card:hover .tile-dl-btn {
  opacity: 1;
}