.catalog-hero {
  padding: 160px 0 60px;
  background: var(--light-bg);
  border-bottom: 1px solid var(--gray);
}
.catalog-section { padding: 60px 0 120px; }
.catalog-layout { display: grid; grid-template-columns: 240px 1fr; gap: 48px; }
.catalog-sidebar {}
.filter-group { margin-bottom: 36px; }
.filter-title {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .15em;
  text-transform: uppercase;
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--gray);
}
.filter-option {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: #555;
  margin-bottom: 10px;
  cursor: pointer;
  transition: color .2s;
}
.filter-option:hover { color: var(--coral); }
.filter-option input[type=radio] { accent-color: var(--coral); }
.catalog-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 32px;
  font-size: 13px;
  color: var(--mid-gray);
}
@media (max-width: 768px) {
  .catalog-layout { grid-template-columns: 1fr; }
  .catalog-sidebar { display: flex; gap: 16px; flex-wrap: wrap; }
  .filter-group { margin-bottom: 0; }
}