.catalog-hero {
  position: relative;
  display: flex;
  min-height: 300px;
  align-items: center;
  overflow: hidden;
  border-radius: 0 0 var(--radius-large) var(--radius-large);
  background:
    linear-gradient(115deg, rgba(112, 158, 181, 0.96), rgba(151, 181, 196, 0.9)),
    var(--color-primary);
  color: var(--color-white);
}

.catalog-hero::before,
.catalog-hero::after {
  position: absolute;
  content: "";
  pointer-events: none;
}

.catalog-hero::before {
  width: 420px;
  height: 420px;
  right: -90px;
  bottom: -260px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
}

.catalog-hero::after {
  width: 180px;
  height: 180px;
  right: 23%;
  top: -92px;
  border: 42px solid rgba(255, 255, 255, 0.08);
  border-radius: 50%;
}

.catalog-hero__inner {
  position: relative;
  z-index: 1;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0 0 22px;
  color: rgba(255, 255, 255, 0.82);
  font-size: 0.88rem;
}

.breadcrumb a {
  color: var(--color-white);
  font-weight: 700;
}

.breadcrumb a:hover {
  opacity: 0.78;
}

.catalog-hero h1 {
  max-width: 850px;
  margin: 0;
  color: var(--color-white);
  font-size: var(--title-size-display);
  line-height: 1.04;
}

.catalog-section {
  padding-block: var(--section-space);
}

.catalog-layout {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  align-items: start;
  gap: clamp(44px, 5vw, 72px);
}

.category-sidebar {
  position: sticky;
  top: 28px;
}

.catalog-eyebrow {
  margin: 0 0 14px;
  color: var(--color-primary-strong);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.category-sidebar h2,
.catalog-results h2 {
  margin: 0;
  font-size: var(--title-size-subsection);
}

.category-nav {
  display: grid;
  gap: 6px;
  margin-top: 24px;
}

.category-nav__group,
.category-nav__children {
  display: grid;
  gap: 4px;
}

.category-nav__row {
  display: flex;
  width: 100%;
  align-items: center;
  justify-content: space-between;
  gap: 0;
  border-radius: var(--radius-small);
  background: transparent;
  transition:
    background-color var(--transition),
    color var(--transition);
}

.category-nav__row > .category-nav__parent {
  flex: 1 1 auto;
  width: auto;
  min-width: 0;
  padding-right: 8px;
}

.category-nav__children {
  margin: 2px 0 4px 14px;
  padding-left: 10px;
  border-left: 1px solid var(--color-line);
}

.category-nav__children[hidden] {
  display: none;
}

.category-nav button,
.category-nav a {
  display: flex;
  min-height: 52px;
  width: 100%;
  align-items: center;
  justify-content: flex-start;
  gap: 8px;
  padding: 12px 16px;
  border: 0;
  background: transparent;
  color: var(--color-text);
  cursor: pointer;
  font: inherit;
  font-size: 0.94rem;
  font-weight: 700;
  text-align: left;
  transition:
    background-color var(--transition),
    color var(--transition),
    padding-left var(--transition);
}

.category-nav button > span,
.category-nav a > span {
  display: inline-flex;
  min-width: 0;
  align-items: baseline;
  gap: 7px;
}

.category-nav button b,
.category-nav a b {
  color: var(--color-text-soft);
  font-size: 0.78rem;
  font-weight: 600;
}

.category-nav button:hover,
.category-nav a:hover {
  padding-left: 20px;
  color: var(--color-primary-strong);
}

.category-nav button.is-active,
.category-nav a.is-active {
  border-radius: var(--radius-small);
  background: var(--color-primary-strong);
  color: var(--color-white);
}

.category-nav button.is-active b,
.category-nav a.is-active b {
  color: rgba(255, 255, 255, 0.76);
}

.category-nav__row > .category-nav__parent.is-active {
  border-radius: 0;
  background: transparent;
}

.category-nav__row.is-active {
  background: var(--color-primary-strong);
}

.category-nav__row.is-active .category-nav__parent,
.category-nav__row.is-active .category-nav__toggle {
  color: var(--color-white);
}

.category-nav__row.is-active .category-nav__parent b {
  color: rgba(255, 255, 255, 0.76);
}

.category-nav__group.is-open > .category-nav__row:not(.is-active) {
  color: var(--color-primary-strong);
  background: var(--color-primary-pale);
}

.category-nav__group.is-open > .category-nav__row:not(.is-active) > .category-nav__parent {
  background: transparent;
}

.category-nav .category-nav__toggle {
  display: grid;
  flex: 0 0 40px;
  width: 40px;
  min-height: 52px;
  padding: 0;
  place-items: center;
  border-radius: 0;
  color: var(--color-text-soft);
  background: transparent;
}

.category-nav .category-nav__toggle:hover {
  padding-left: 0;
  color: var(--color-primary-strong);
  background: transparent;
}

.category-nav__row.is-active .category-nav__toggle:hover {
  color: var(--color-white);
}

.category-nav__toggle svg {
  transition: transform var(--transition);
}

.category-nav__group.is-open .category-nav__toggle svg {
  transform: rotate(180deg);
}

.category-nav .category-nav__child {
  min-height: 44px;
  padding: 9px 12px;
  font-size: 0.82rem;
  font-weight: 600;
}

.catalog-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 44px 30px;
}

.catalog-card {
  min-width: 0;
  overflow: hidden;
  text-align: center;
}

.catalog-card > a {
  display: block;
}

.catalog-card[hidden] {
  display: none;
}

.catalog-card__image {
  position: relative;
  width: 100%;
  aspect-ratio: 1;
  overflow: hidden;
  isolation: isolate;
  background: #f3f3f3;
}

.catalog-card__image img {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  max-width: none;
  object-fit: contain;
  mix-blend-mode: multiply;
  background: transparent;
  transition: transform 360ms ease;
}

.catalog-card img[src*="category-product-"] {
  filter: brightness(0.96);
}

.catalog-card:hover img {
  transform: scale(1.045);
}

.catalog-card h3 {
  margin: 17px 8px 0;
  font-size: var(--title-size-item);
  line-height: 1.35;
}

.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  margin-top: 58px;
}

.pagination[hidden] {
  display: none;
}

.pagination button {
  display: inline-grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border: 1px solid var(--color-line);
  border-radius: 50%;
  background: var(--color-white);
  color: var(--color-text);
  cursor: pointer;
  font: inherit;
  font-size: 0.86rem;
  font-weight: 800;
  transition:
    border-color var(--transition),
    background-color var(--transition),
    color var(--transition);
}

.pagination button:hover:not(:disabled),
.pagination button[aria-current="page"] {
  border-color: var(--color-primary-strong);
  background: var(--color-primary-strong);
  color: var(--color-white);
}

.pagination button:disabled {
  cursor: not-allowed;
  opacity: 0.38;
}

.pagination__numbers {
  display: flex;
  gap: 9px;
}

.category-content-section {
  padding-block: var(--section-space);
  background: var(--color-surface);
}

.category-content-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 380px);
  align-items: start;
  gap: clamp(46px, 6vw, 84px);
}

.category-description {
  min-width: 0;
}

.category-description h2 {
  max-width: 850px;
  margin: 0 0 26px;
  font-size: var(--title-size-section);
}

.category-description h3 {
  margin: 38px 0 14px;
  font-size: var(--title-size-subsection);
}

.category-description p {
  max-width: 880px;
  margin: 0 0 18px;
  color: var(--color-text-soft);
}

.category-description__images {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin: 34px 0 38px;
}

.category-description__images img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.category-table-wrap {
  overflow-x: auto;
  margin-top: 22px;
}

.category-description table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-white);
  font-size: 0.9rem;
}

.category-description thead {
  border-bottom: 0;
}

.category-description th,
.category-description td {
  padding: 15px 18px;
  border: 1px solid var(--color-line);
  text-align: left;
  vertical-align: top;
}

.category-description th {
  background: var(--color-primary-pale);
  color: var(--color-text);
  font-weight: 800;
}

.inquiry-panel {
  position: sticky;
  top: 28px;
  padding: 36px 32px 30px;
  border: 1px solid rgba(151, 183, 197, 0.3);
  border-radius: 24px;
  background: var(--color-white);
  box-shadow: 0 20px 54px rgba(53, 79, 91, 0.12);
}

.inquiry-panel h2 {
  margin: 0 0 10px;
  font-size: var(--title-size-subsection);
}

.inquiry-panel > p {
  margin: 0 0 24px;
  color: var(--color-text-soft);
  font-size: 0.9rem;
  line-height: 1.65;
}

.inquiry-panel .category-inquiry-form {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 17px;
}

.inquiry-panel .category-inquiry-form > * {
  min-width: 0;
  grid-column: 1 / -1;
}

.category-inquiry-form .form-field {
  display: grid;
  gap: 8px;
}

.category-inquiry-form label {
  display: grid;
  color: var(--color-text);
  font-size: 0.78rem;
  font-weight: 800;
}

.category-inquiry-form input,
.category-inquiry-form select,
.category-inquiry-form textarea {
  width: 100%;
  min-width: 0;
  border: 1px solid var(--color-line);
  border-radius: 10px;
  background: var(--color-surface);
  color: var(--color-text);
  font: inherit;
  font-size: 0.88rem;
  font-weight: 400;
  outline: none;
  transition:
    border-color var(--transition),
    background-color var(--transition),
    box-shadow var(--transition);
}

.category-inquiry-form input,
.category-inquiry-form select {
  min-height: 48px;
  padding: 0 14px;
}

.category-inquiry-form textarea {
  min-height: 132px;
  padding: 13px 14px;
  line-height: 1.55;
  resize: vertical;
}

.category-inquiry-form input:focus,
.category-inquiry-form select:focus,
.category-inquiry-form textarea:focus {
  border-color: var(--color-primary-strong);
  background: var(--color-white);
  box-shadow: 0 0 0 3px rgba(151, 183, 197, 0.14);
}

.category-inquiry-form button {
  width: 100%;
  min-height: 50px;
  margin-top: 3px;
  border: 0;
  border-radius: 10px;
  background: var(--color-primary-strong);
  color: var(--color-white);
  cursor: pointer;
  font: inherit;
  font-size: 0.88rem;
  font-weight: 800;
  transition:
    transform var(--transition),
    background-color var(--transition);
}

.category-inquiry-form button:hover {
  transform: translateY(-2px);
  background: var(--color-text);
}

.inquiry-panel .inquiry-panel__note {
  margin: 24px 0 0;
  padding-top: 20px;
  border-top: 1px solid var(--color-line);
  font-size: 0.82rem;
  text-align: center;
}

.inquiry-panel__note a {
  display: block;
  margin-top: 3px;
  color: var(--color-primary-strong);
  font-weight: 800;
  overflow-wrap: anywhere;
}

@media (max-width: 1100px) {
  .catalog-layout {
    grid-template-columns: 220px minmax(0, 1fr);
    gap: 38px;
  }

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

@media (max-width: 900px) {
  .catalog-layout,
  .category-content-layout {
    grid-template-columns: 1fr;
  }

  .category-sidebar,
  .inquiry-panel {
    position: static;
  }

  .category-nav {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
    border: 0;
    background: transparent;
  }

  .category-nav button {
    border: 0;
    background: var(--color-white);
  }

  .inquiry-panel {
    max-width: 620px;
  }
}

@media (max-width: 640px) {
  .catalog-hero {
    min-height: 240px;
  }

  .catalog-hero h1 {
    font-size: clamp(2rem, 11vw, 3.1rem);
  }

  .category-nav,
  .category-description__images {
    grid-template-columns: 1fr;
  }

  .catalog-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 28px 12px;
  }

  .pagination {
    margin-top: 44px;
  }

  .category-description th,
  .category-description td {
    min-width: 170px;
    padding: 13px;
  }

  .inquiry-panel {
    padding: 24px 20px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .catalog-card img,
  .inquiry-form button {
    transition: none;
  }
}