.catalog-page {
  min-height: 100vh;
  padding: 132px 42px 64px;
  background: var(--paper);
}

.catalog-heading,
.catalog-layout {
  max-width: 1220px;
  margin: 0 auto;
}

.catalog-heading {
  margin-bottom: 34px;
}

.catalog-heading h1 {
  margin: 0;
  font-size: 50px;
  line-height: 1.05;
}

.catalog-layout {
  display: grid;
  grid-template-columns: 230px minmax(0, 1fr);
  gap: 36px;
  align-items: start;
}

.catalog-sidebar {
  position: sticky;
  top: 96px;
  display: grid;
  background: var(--white);
  border-top: 4px solid var(--blue);
}

.catalog-sidebar button {
  min-height: 58px;
  padding: 0 20px;
  border: 0;
  border-bottom: 1px solid var(--line);
  background: var(--white);
  color: var(--ink);
  font: inherit;
  font-size: 17px;
  font-weight: 800;
  text-align: left;
  cursor: pointer;
}

.catalog-sidebar button:hover,
.catalog-sidebar button.is-active {
  background: var(--black);
  color: var(--white);
}

.catalog-content {
  min-width: 0;
}

.catalog-content-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 20px;
}

.catalog-content-heading h2 {
  margin: 0;
  font-size: 34px;
}

.catalog-content-heading a {
  color: var(--blue);
  font-weight: 800;
}

.catalog-group {
  display: none;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.catalog-group.is-active {
  display: grid;
}

.catalog-group article {
  background: var(--white);
  border-top: 3px solid var(--blue);
}

.product-gallery-trigger,
.product-detail-link {
  display: block;
  width: 100%;
  padding: 0;
  border: 0;
  background: var(--white);
  color: var(--ink);
  font: inherit;
  text-align: left;
  cursor: pointer;
}

.product-gallery-trigger:hover h3,
.product-gallery-trigger:focus-visible h3,
.product-detail-link:hover h3,
.product-detail-link:focus-visible h3 {
  color: var(--blue);
}

.product-gallery-trigger:focus-visible,
.product-detail-link:focus-visible {
  outline: 3px solid var(--blue);
  outline-offset: 3px;
}

.product-image-slot {
  aspect-ratio: 4 / 3;
  background: #eef0f3;
}

img.product-image-slot {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1;
  object-fit: cover;
}

img.product-image-slot.product-image-contain {
  object-fit: contain;
  object-position: center;
}

.catalog-group h3 {
  min-height: 64px;
  margin: 0;
  padding: 18px;
  display: flex;
  align-items: center;
  font-size: 19px;
}

.product-gallery-dialog {
  width: min(1120px, calc(100vw - 32px));
  max-height: calc(100vh - 32px);
  padding: 0;
  border: 0;
  border-radius: 4px;
  background: var(--white);
  color: var(--ink);
}

.product-gallery-dialog::backdrop {
  background: rgb(0 0 0 / 72%);
}

.product-gallery-shell {
  padding: 24px;
}

.product-gallery-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 20px;
}

.product-gallery-heading h2 {
  margin: 0;
  font-size: 30px;
}

.product-gallery-close {
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid var(--line);
  background: var(--white);
  color: var(--ink);
  font-size: 34px;
  line-height: 1;
  cursor: pointer;
}

.product-gallery-close:hover,
.product-gallery-close:focus-visible {
  border-color: var(--blue);
  color: var(--blue);
}

.product-gallery-images {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.product-gallery-images img {
  display: block;
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
}

.main-nav .is-current {
  color: #7dc5ff;
}

@media (max-width: 900px) {
  .catalog-page {
    padding: 104px 20px 44px;
  }

  .catalog-heading {
    margin-bottom: 24px;
  }

  .catalog-heading h1 {
    font-size: 40px;
  }

  .catalog-layout {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .catalog-sidebar {
    position: static;
    display: flex;
    overflow-x: auto;
    border-top-width: 3px;
  }

  .catalog-sidebar button {
    flex: 0 0 auto;
    min-height: 50px;
    white-space: nowrap;
  }

  .catalog-group {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .product-gallery-images {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 560px) {
  .catalog-content-heading {
    align-items: start;
    flex-direction: column;
  }

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

  .product-gallery-shell {
    padding: 16px;
  }

  .product-gallery-heading h2 {
    font-size: 25px;
  }

  .product-gallery-images {
    grid-template-columns: 1fr;
  }
}