.category-card {
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  cursor: pointer;
  border: none;
  border-radius: 1rem;
  overflow: hidden;
  background: white;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.category-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.category-card lord-icon {
  display: block;
  margin: 0 auto 0.5rem;
}

.category-card h5 {
  text-align: center;
  font-size: 1.2rem;
  margin-bottom: 0.25rem;
}

.category-card p {
  text-align: center;
  font-size: 0.85rem;
  color: #666;
  margin-bottom: 0.25rem;
}

.category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
  padding: 1rem 0;
}

.category-card:hover {
  transform: translateY(-5px);
  transition: all 0.3s ease-in-out;
  box-shadow: 0 6px 15px rgba(0,0,0,0.1);
}

.category-card,
.subcategory-card {
  border: 2px solid transparent;
  transition: border 0.3s ease;
}

.category-card.active-border,
.subcategory-card.active-border {
  border-color: var(--color-border-active);
}

.category-card:hover,
.subcategory-card:hover {
  box-shadow: 0 0 0 3px rgba(0,0,0,0.05);
}

.subcategory-card .card-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text, #333); 
  margin-bottom: 0.5rem;
}

.subcategory-card {
  max-height: 300px;
  overflow-y: auto;
  padding: 1rem;
  background: #fff;
  border-radius: 1rem;
}

.subcategory-files-container {
  max-height: 250px;
  overflow-y: auto;
  padding-right: 0.5rem;
  border-top: 1px solid #eee;
  margin-top: 0.75rem;
}

.subcategory-files-container::-webkit-scrollbar {
  width: 6px;
}

.subcategory-files-container::-webkit-scrollbar-thumb {
  background-color: rgba(0, 0, 0, 0.15);
  border-radius: 5px;
}

.tag {
  font-size: inherit;
}

@media (max-width: 768px) {
  .subcategory-card {
    max-height: 200px;
  }
}