h2 {
  border-bottom: 2px solid var(--color-secondary);
  display: inline-block;
  padding-bottom: var(--space-xs);
}

.concept-block {
  align-items: center;
}

.concept-text, .concept-media {
  flex: 1 1 300px;
  min-width: 0;
}

.concept-media img {
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-secondary);
}

.carousel-section h2 {
  margin-bottom: var(--space-sm);
}

.carousel {
  position: relative;
  overflow: hidden;
  margin-top: var(--space-lg);
}

.carousel-track {
  display: flex;
  transition: transform 0.5s ease;
}

.carousel-item {
  min-width: 100%;
  padding: var(--space-sm);
}

.carousel-item img {
  width: 100%;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-secondary);
  transition: transform var(--transition);
}

.carousel-item img:hover {
  transform: scale(1.03);
}

.carousel-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(0,0,0,0.4);
  border: 1px solid var(--color-secondary);
  color: white;
  padding: var(--space-sm);
  cursor: pointer;
}

.carousel-btn.prev { left: 10px; }
.carousel-btn.next { right: 10px; }

@media (max-width: 768px) {
  .carousel-btn {
    padding: var(--space-xs);
  }
}