.catalog-top {
  position: sticky;
  top: 0;
  z-index: 90;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}

.catalog-top-inner {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.9rem;
}

.catalog-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.catalog-links a {
  color: var(--muted);
  font-weight: 700;
  font-size: 0.88rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.35rem 0.72rem;
  background: #fff;
}

.catalog-links a:hover {
  color: var(--primary);
  border-color: rgba(20, 58, 88, 0.22);
}

.catalog-breadcrumb {
  margin: 0.6rem 0 1rem;
  color: var(--muted);
  font-size: 0.86rem;
}

.catalog-breadcrumb a {
  color: var(--primary-2);
  font-weight: 700;
}

.catalog-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-top: 0.7rem;
}

.catalog-folder-grid {
  margin-top: 1rem;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.82rem;
}

.catalog-folder-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.catalog-folder-card img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.catalog-folder-body {
  padding: 0.85rem;
}

.catalog-folder-body h2 {
  margin: 0;
  font-family: "Be Vietnam Pro", sans-serif;
  font-size: 1rem;
}

.catalog-folder-body p {
  margin: 0.45rem 0 0.7rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.catalog-gallery {
  margin-top: 0.9rem;
}

.catalog-footer {
  border-top: 1px solid var(--line);
  padding: 1rem 0 1.8rem;
  background: #f7f9fc;
}

.catalog-footer p {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
}

@media (max-width: 980px) {
  .catalog-folder-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  .catalog-top-inner {
    flex-direction: column;
    justify-content: center;
    padding: 0.65rem 0;
  }

  .catalog-links {
    justify-content: center;
  }

  .catalog-folder-grid {
    grid-template-columns: 1fr;
  }
}