body {
  opacity: 0;
  transition: opacity 0.6s ease-in-out;
  background: #fff;
  font-family: Arial, sans-serif;
}
body.loaded {
  opacity: 1;
}
.lazy-image {
  opacity: 0;
  transition: opacity 0.6s ease-in-out;
  background: #f8f9fa;
}
.lazy-image.loaded {
  opacity: 1;
}
.card-img-top {
  height: 180px;
  object-fit: cover;
  background: #f8f9fa;
}
.product-card {
  min-height: 385px;
  display: flex;
  flex-direction: column;
  border: 1px solid #dee2e6;
  border-radius: 0.375rem;
  transition: box-shadow 0.3s ease;
  cursor: pointer;
  background: #fff;
}
.product-card:hover {
  box-shadow: 0 0 12px rgba(20, 69, 123, 0.3);
}
.card-body {
  flex: 1 0 auto;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  padding: 1rem;
}
.card-title {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: #0d6efd;
}
.card-price {
  font-weight: 700;
  font-size: 1.2rem;
  margin: 0.5rem 0;
  color: #007bff; /* primary blue */
}
.card-text {
  color: #6c757d;
  font-size: 0.9rem;
  margin-bottom: auto;
}
.search-section {
  background: #f1f3f5;
  padding: 1rem 0.75rem;
  border-bottom: 1px solid #dee2e6;
}
.pagination {
  user-select: none;
}
.page-item.disabled .page-link {
  pointer-events: none;
  opacity: 0.5;
}
footer {
  background: #f8f9fa;
  border-top: 1px solid #dee2e6;
  padding: 1rem 0;
  font-size: 0.9rem;
  color: #495057;
}