/* Catalog page */
.page-catalog { background: var(--color-gray-50); }

.catalog-page-head {
  background: var(--color-white);
  border-bottom: 1px solid var(--border-color);
  padding: 1.25rem 0 1.5rem;
}
.catalog-breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  font-size: var(--font-size-xs);
  color: var(--color-text-light);
  margin-bottom: 0.75rem;
}
.catalog-breadcrumbs a { color: var(--color-primary); font-weight: 500; }
.catalog-breadcrumbs a:hover { text-decoration: underline; }
.catalog-breadcrumbs span { color: var(--color-gray-400); }
.catalog-page-title {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--color-dark);
  margin-bottom: 0.375rem;
}
.catalog-page-desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  max-width: 640px;
}

.catalog-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: var(--space-lg);
  padding: var(--space-xl) 0 var(--space-3xl);
  align-items: start;
}

/* Sidebar */
.catalog-sidebar {
  position: sticky;
  top: calc(var(--header-height) + var(--nav-height) + 16px);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}
.catalog-panel {
  background: var(--color-white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
}
.catalog-panel__title {
  font-size: var(--font-size-sm);
  font-weight: 800;
  color: var(--color-dark);
  margin-bottom: var(--space-md);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.catalog-cats { display: flex; flex-direction: column; gap: 2px; }
.catalog-cat {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
  padding: 0.625rem 0.75rem;
  border-radius: var(--radius-sm);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text);
  text-align: left;
  transition: background var(--transition), color var(--transition);
}
.catalog-cat:hover { background: var(--color-gray-50); color: var(--color-primary); }
.catalog-cat.is-active {
  background: var(--color-primary-light);
  color: var(--color-primary);
  font-weight: 700;
}
.catalog-cat__count {
  font-size: var(--font-size-xs);
  color: var(--color-text-light);
  background: var(--color-gray-50);
  padding: 2px 8px;
  border-radius: 999px;
  flex-shrink: 0;
}
.catalog-cat.is-active .catalog-cat__count {
  background: rgba(0, 86, 179, 0.12);
  color: var(--color-primary);
}

.catalog-checks { display: flex; flex-direction: column; gap: 0.625rem; }
.catalog-check {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  font-size: var(--font-size-sm);
  color: var(--color-text);
  cursor: pointer;
}
.catalog-check input {
  width: 16px;
  height: 16px;
  accent-color: var(--color-primary);
  flex-shrink: 0;
}

.catalog-price { display: flex; flex-direction: column; gap: 0.75rem; }
.catalog-price__inputs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
}
.catalog-price__inputs input {
  width: 100%;
  padding: 0.625rem 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: var(--font-size-sm);
}
.catalog-price__range {
  width: 100%;
  accent-color: var(--color-primary);
}

.catalog-promo {
  background: linear-gradient(135deg, #0d2137 0%, #0056b3 100%);
  color: var(--color-white);
  border: none;
}
.catalog-promo p {
  font-size: var(--font-size-xs);
  line-height: 1.5;
  opacity: 0.9;
  margin-bottom: var(--space-md);
}
.catalog-promo .btn {
  width: 100%;
  background: var(--color-white);
  color: var(--color-primary);
  font-weight: 700;
}
.catalog-promo .btn:hover { background: #f0f6ff; }

/* Main */
.catalog-main { min-width: 0; }

.catalog-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  background: var(--color-white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.875rem 1.125rem;
  margin-bottom: var(--space-md);
}
.catalog-toolbar__left {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  flex-wrap: wrap;
}
.catalog-count {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
}
.catalog-count strong { color: var(--color-dark); font-weight: 700; }
.catalog-filter-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 48px;
  padding: 0.75rem 1.25rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-weight: 700;
  color: var(--color-dark);
  background: var(--color-white);
  box-shadow: var(--card-shadow);
}
.catalog-filter-toggle svg { color: var(--color-primary); }
.catalog-toolbar__right {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}
.catalog-sort {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
}
.catalog-sort select {
  padding: 0.5rem 2rem 0.5rem 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-dark);
  background: var(--color-white);
  cursor: pointer;
}
.catalog-view {
  display: flex;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  overflow: hidden;
}
.catalog-view__btn {
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-light);
  background: var(--color-white);
  border-right: 1px solid var(--border-color);
  transition: background var(--transition), color var(--transition);
}
.catalog-view__btn:last-child { border-right: none; }
.catalog-view__btn.is-active,
.catalog-view__btn:hover {
  background: var(--color-primary-light);
  color: var(--color-primary);
}

.catalog-chips {
  display: none !important;
}
.catalog-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.375rem 0.75rem;
  background: var(--color-primary-light);
  color: var(--color-primary);
  border-radius: 999px;
  font-size: var(--font-size-xs);
  font-weight: 600;
}
.catalog-chip button {
  font-size: 1rem;
  line-height: 1;
  opacity: 0.7;
  padding: 0 2px;
}
.catalog-chip button:hover { opacity: 1; }

.catalog-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--grid-gap, var(--space-md));
}
.catalog-grid.is-list {
  grid-template-columns: 1fr;
}
.catalog-grid.is-list .product-card {
  flex-direction: row;
  align-items: center;
  gap: var(--space-lg);
  padding: var(--space-md) var(--space-lg);
}
.catalog-grid.is-list .product-card__img-wrap {
  width: 140px;
  height: 120px;
  margin-bottom: 0;
  flex-shrink: 0;
}
.catalog-grid.is-list .product-card__body {
  flex: 1;
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-rows: auto auto auto;
  gap: 0.25rem 1.5rem;
  align-items: center;
}
.catalog-grid.is-list .product-card__name { grid-column: 1; margin: 0; }
.catalog-grid.is-list .product-card__category { grid-column: 1; margin: 0; }
.catalog-grid.is-list .product-card__price { grid-column: 2; grid-row: 1 / 3; margin: 0; text-align: right; }
.catalog-grid.is-list .product-card__stock { grid-column: 1; margin: 0; }
.catalog-grid.is-list .product-card .btn {
  grid-column: 2;
  grid-row: 3;
  width: auto;
  min-width: 140px;
  margin: 0;
}
.catalog-grid.is-list .product-card__side { top: 50%; transform: translateY(-50%); }

.catalog-empty {
  display: none;
  text-align: center;
  padding: var(--space-3xl) var(--space-lg);
  background: var(--color-white);
  border: 1px dashed var(--border-color);
  border-radius: var(--radius-md);
  color: var(--color-text-light);
}
.catalog-empty.is-visible { display: block; }
.catalog-empty h3 {
  font-size: var(--font-size-lg);
  color: var(--color-dark);
  margin-bottom: 0.5rem;
}

.catalog-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.375rem;
  margin-top: var(--space-xl);
}
.catalog-pagination__btn {
  min-width: 40px;
  height: 40px;
  padding: 0 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text);
  background: var(--color-white);
  transition: border-color var(--transition), color var(--transition), background var(--transition);
}
.catalog-pagination__btn:hover:not(:disabled) {
  border-color: var(--color-primary);
  color: var(--color-primary);
}
.catalog-pagination__btn.is-active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-white);
}
.catalog-pagination__btn:disabled { opacity: 0.4; cursor: not-allowed; }

/* Mobile filter drawer */
.catalog-drawer {
  position: fixed;
  inset: 0;
  z-index: 600;
  pointer-events: none;
}
.catalog-drawer.is-open { pointer-events: auto; }
.catalog-drawer__overlay {
  display: none;
}
.catalog-drawer__panel {
  position: absolute;
  top: 0;
  left: 0;
  width: min(320px, 88vw);
  height: 100%;
  background: var(--color-white);
  transform: translateX(-100%);
  transition: transform 0.25s ease;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.catalog-drawer.is-open .catalog-drawer__panel { transform: translateX(0); }
.catalog-drawer__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md) var(--space-lg);
  border-bottom: 1px solid var(--border-color);
  font-weight: 800;
}
.catalog-drawer__close { font-size: 1.75rem; line-height: 1; color: var(--color-text); }
.catalog-drawer__body {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}
.catalog-drawer__foot {
  padding: var(--space-md) var(--space-lg);
  border-top: 1px solid var(--border-color);
}
.catalog-drawer__foot .btn { width: 100%; }

.nav__link.is-active { color: var(--color-white); opacity: 1; }

@media (max-width: 1200px) {
  .catalog-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 992px) {
  .catalog-layout { grid-template-columns: 1fr; }
  .catalog-sidebar { display: none; }
  .catalog-filter-toggle {
    display: inline-flex;
    width: 100%;
    box-sizing: border-box;
  }
  .catalog-grid { grid-template-columns: repeat(2, 1fr); }
  .catalog-toolbar {
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-sm);
  }
  .catalog-toolbar__left,
  .catalog-toolbar__right {
    width: 100%;
    min-width: 0;
  }
  .catalog-toolbar__left {
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-sm);
  }
  .catalog-toolbar__right {
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--space-sm);
  }
  .catalog-sort {
    flex: 1;
    min-width: 0;
  }
  .catalog-sort select {
    width: 100%;
    max-width: 100%;
    min-width: 0;
  }
}

@media (max-width: 576px) {
  .catalog-page-title { font-size: 1.375rem; }
  .catalog-grid { grid-template-columns: 1fr; gap: var(--grid-gap); }
  .catalog-grid .product-card__img-wrap { min-height: 220px; }
  .catalog-grid .product-card__img { max-height: 190px; }
  .catalog-grid .product-card__price { font-size: 1.375rem; }
  .catalog-drawer__foot .btn { min-height: 48px; font-size: var(--font-size-sm); }
  .catalog-grid.is-list .product-card { flex-direction: column; align-items: stretch; }
  .catalog-grid.is-list .product-card__body {
    display: flex;
    flex-direction: column;
    align-items: stretch;
  }
  .catalog-grid.is-list .product-card__price { text-align: left; }
  .catalog-grid.is-list .product-card .btn { width: 100%; min-height: 48px; }
}