.catalog-breadcrumb {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.75);
  margin-bottom: 1rem;
}

.catalog-breadcrumb a {
  color: var(--color-accent-light);
  text-decoration: none;
}

.catalog-breadcrumb a:hover {
  text-decoration: underline;
}

.catalog-hub-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.catalog-hub-card {
  display: block;
  text-decoration: none;
  color: inherit;
  background: white;
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition);
}

.catalog-hub-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
  border-color: var(--color-primary);
}

.catalog-hub-card__image {
  width: 100%;
  height: 220px;
  object-fit: cover;
  background: var(--color-gray-100);
}

.catalog-hub-card__body {
  padding: 1.5rem;
}

.catalog-hub-card__body h2 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

.catalog-hub-card__body p {
  font-size: 0.875rem;
  color: var(--color-gray-500);
  line-height: 1.6;
}

.catalog-hub-card__cta {
  display: inline-block;
  margin-top: 1rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-accent);
}

.catalog-items {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

.catalog-item {
  display: grid;
  grid-template-columns: minmax(260px, 360px) 1fr;
  gap: 2rem;
  padding: 2rem;
  background: white;
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-xl);
}

.catalog-item__image-wrap {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-gray-50);
}

.catalog-item__image {
  width: 100%;
  height: 100%;
  min-height: 280px;
  object-fit: contain;
  display: block;
}

.catalog-item__code {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.75rem;
}

.catalog-item__specs,
.catalog-item__app {
  font-size: 0.9rem;
  color: var(--color-gray-600);
  line-height: 1.7;
  margin-bottom: 1rem;
  padding-left: 1.1rem;
}

.catalog-item__app-title {
  font-size: 0.95rem;
  margin-bottom: 0.35rem;
}

.catalog-item__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.25rem;
}

.catalog-item__details {
  margin-top: 1.5rem;
  border-top: 1px solid var(--color-gray-200);
  padding-top: 1rem;
}

.catalog-item__details summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--color-primary);
}

.catalog-detail__intro {
  color: var(--color-gray-600);
  line-height: 1.7;
  margin-bottom: 1.25rem;
}

.catalog-detail__section {
  margin-bottom: 1.5rem;
}

.catalog-detail__section h4 {
  font-size: 0.95rem;
  margin-bottom: 0.5rem;
  color: var(--color-gray-800);
}

.catalog-detail__section p,
.catalog-detail__section ul {
  font-size: 0.9rem;
  color: var(--color-gray-600);
  line-height: 1.7;
}

.catalog-detail__voltage-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1rem;
  margin-top: 0.75rem;
}

.catalog-detail__voltage {
  margin: 0;
  text-align: center;
}

.catalog-detail__voltage figcaption {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-gray-500);
  margin-bottom: 0.5rem;
}

.catalog-detail__voltage img {
  width: 100%;
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-md);
}

.catalog-detail__manuals {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.catalog-detail__manuals a {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-accent);
  text-decoration: none;
}

.catalog-detail__manuals a:hover {
  text-decoration: underline;
}

.catalog-item__details-body {
  margin-top: 1rem;
}

.catalog-item__diagram {
  max-width: 100%;
  border-radius: var(--radius-md);
  margin: 1rem 0;
  border: 1px solid var(--color-gray-200);
}

.home-hub-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.home-hub-card {
  display: block;
  text-decoration: none;
  color: inherit;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-gray-200);
  background: white;
  transition: all var(--transition);
}

.home-hub-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary);
}

.home-hub-card img {
  width: 100%;
  height: 160px;
  object-fit: cover;
}

.home-hub-card__body {
  padding: 1.25rem;
}

.home-hub-card__body h3 {
  font-size: 1rem;
  margin-bottom: 0.35rem;
}

.home-hub-card__body p {
  font-size: 0.8rem;
  color: var(--color-gray-500);
}

@media (max-width: 1024px) {
  .catalog-hub-grid,
  .home-hub-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .catalog-hub-grid,
  .home-hub-grid {
    grid-template-columns: 1fr;
  }

  .catalog-item {
    grid-template-columns: 1fr;
    padding: 1.25rem;
  }

  .catalog-item__image {
    min-height: 200px;
  }
}