/* Image Library Concept Grouping Styles */

.concept-image-group {
  margin-bottom: 20px;
  padding: 10px;
  border: 1px solid #ddd;
  border-radius: 4px;
  background: #fafafa;
}

.concept-image-group h4 {
  margin: 0 0 10px 0;
  padding: 8px;
  background: linear-gradient(135deg, #007cba 0%, #005a87 100%);
  color: white;
  border-radius: 3px;
  font-size: 14px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
}

.concept-image-group h4::before {
  content: "📁";
  font-size: 16px;
}

.concept-image-group .image_picker_selector {
  background: white;
  padding: 10px;
  border-radius: 3px;
  border: 1px solid #e0e0e0;
}

.concept-image-group .thumbnail {
  margin: 5px;
  transition: transform 0.2s, box-shadow 0.2s;
}

.concept-image-group .thumbnail:hover {
  transform: scale(1.05);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.concept-image-group .thumbnail.selected {
  border: 3px solid #007cba;
  box-shadow: 0 0 10px rgba(0, 124, 186, 0.5);
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .concept-image-group {
    padding: 8px;
  }
  
  .concept-image-group h4 {
    font-size: 12px;
    padding: 6px;
  }
}