/* Products Catalog Page */

/* Loading spinner animation */
@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.products-page {
  padding-bottom: 2.5rem;
}

.products-hero {
  padding: 2.7rem 0 1.9rem;
}

.products-hero .container {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-soft);
}

.hero-mini-label {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.34rem 0.76rem;
  border-radius: 999px;
  border: 1px solid rgba(227, 31, 38, 0.26);
  background: var(--color-primary-soft);
  color: var(--color-primary);
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 700;
  margin-bottom: 0.9rem;
}

.products-hero h1 {
  font-family: var(--font-display);
  color: var(--color-ink-950);
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  line-height: 1.18;
  letter-spacing: -0.02em;
  margin-bottom: 0.65rem;
}

.products-hero p {
  max-width: 820px;
  color: var(--color-ink-500);
}

.products-shell {
  padding: 0 0 1rem;
}

.products-layout {
  display: grid;
  grid-template-columns: minmax(250px, 285px) minmax(0, 1fr);
  gap: 1rem;
  align-items: start;
}

/* Sidebar */
.filters-sidebar {
  position: sticky;
  top: 102px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: #fff;
  padding: 1.1rem;
  box-shadow: var(--shadow-soft);
}

.filters-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.95rem;
}

.filters-header h3 {
  font-family: var(--font-display);
  font-size: 1rem;
  color: var(--color-ink-950);
}

.clear-filters {
  border: none;
  background: transparent;
  color: var(--color-primary);
  font-size: 0.82rem;
  font-weight: 700;
  cursor: pointer;
}

.clear-filters:hover {
  text-decoration: underline;
}

.filter-search {
  margin-bottom: 0.95rem;
}

.filter-search input {
  width: 100%;
  border: 1px solid var(--color-border);
  border-radius: 0.65rem;
  padding: 0.58rem 0.75rem;
  font-size: 0.84rem;
  font-family: var(--font-body);
}

.filter-search input:focus,
.power-inputs input:focus,
.sort-dropdown select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(227, 31, 38, 0.12);
}

.filter-section {
  border-top: 1px solid var(--color-border);
  padding-top: 0.65rem;
}

.filter-title {
  width: 100%;
  border: none;
  background: transparent;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.45rem 0;
  font-family: var(--font-body);
  color: var(--color-ink-700);
  font-size: 0.86rem;
  font-weight: 700;
  cursor: pointer;
}

.toggle-icon {
  width: 15px;
  height: 15px;
  transition: transform 0.2s ease;
}

.filter-section.collapsed .toggle-icon {
  transform: rotate(-90deg);
}

.filter-content {
  overflow: hidden;
  transition: max-height 0.2s ease;
}

.filter-section.collapsed .filter-content {
  max-height: 0;
}

.filter-options {
  max-height: 230px;
  overflow-y: auto;
  padding: 0.2rem 0 0.4rem;
}

.filter-option {
  display: flex;
  align-items: center;
  gap: 0.58rem;
  margin: 0.45rem 0;
}

.filter-option input[type="checkbox"] {
  width: 15px;
  height: 15px;
  accent-color: var(--color-primary);
  cursor: pointer;
}

.filter-option label {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.45rem;
  font-size: 0.82rem;
  color: var(--color-ink-700);
  cursor: pointer;
}

.filter-count {
  color: var(--color-ink-500);
  font-size: 0.74rem;
}

.filter-loading,
.filter-empty {
  font-size: 0.82rem;
  color: var(--color-ink-500);
  padding: 0.8rem 0;
}

.power-range {
  padding: 0.35rem 0 0.7rem;
}

.power-inputs {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 0.42rem;
  margin-bottom: 0.55rem;
}

.power-inputs span {
  color: var(--color-ink-500);
  font-size: 0.8rem;
}

.power-inputs input {
  border: 1px solid var(--color-border);
  border-radius: 0.6rem;
  padding: 0.5rem 0.55rem;
  font-family: var(--font-body);
  font-size: 0.82rem;
}

.apply-power {
  width: 100%;
  border: none;
  border-radius: 0.65rem;
  padding: 0.56rem;
  background: var(--color-primary);
  color: #fff;
  font-size: 0.82rem;
  font-weight: 700;
  font-family: var(--font-body);
  cursor: pointer;
}

.apply-power:hover {
  background: var(--color-primary-deep);
}

/* Catalog content */
.products-content {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: #fff;
  padding: 1rem;
  box-shadow: var(--shadow-soft);
}

.results-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.85rem;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 0.85rem;
  margin-bottom: 0.85rem;
}

.results-count {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-ink-700);
}

.sort-dropdown {
  display: flex;
  align-items: center;
  gap: 0.55rem;
}

.sort-dropdown label {
  font-size: 0.82rem;
  color: var(--color-ink-500);
}

.sort-dropdown select {
  border: 1px solid var(--color-border);
  border-radius: 999px;
  padding: 0.5rem 0.95rem;
  font-size: 0.82rem;
  font-family: var(--font-body);
  color: var(--color-ink-700);
  background: #fff;
}

.active-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-bottom: 0.85rem;
}

.active-filter {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  border: 1px solid rgba(227, 31, 38, 0.34);
  border-radius: 999px;
  background: var(--color-primary-soft);
  color: var(--color-primary);
  padding: 0.28rem 0.55rem;
  font-size: 0.77rem;
  font-weight: 700;
}

.active-filter button {
  border: none;
  background: transparent;
  color: var(--color-primary);
  display: grid;
  place-items: center;
  cursor: pointer;
  padding: 0;
}

.active-filter button svg {
  width: 12px;
  height: 12px;
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.8rem;
}

.product-card {
  text-decoration: none;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: grid;
  background: #fff;
  transition: transform 0.24s ease, border-color 0.24s ease, box-shadow 0.24s ease;
}

.product-card:hover {
  transform: translateY(-4px);
  border-color: rgba(227, 31, 38, 0.4);
  box-shadow: 0 14px 24px rgba(15, 23, 42, 0.1);
}

.product-image {
  aspect-ratio: 4 / 3;
  background: linear-gradient(150deg, #f5f7fb 0%, #edf1f8 100%);
  display: grid;
  place-items: center;
  padding: 1rem;
}

.product-image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.product-info {
  padding: 0.95rem;
}

.product-brand {
  font-size: 0.72rem;
  color: var(--color-primary);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 0.3rem;
}

.product-name {
  color: var(--color-ink-900);
  font-family: var(--font-display);
  font-size: 0.98rem;
  line-height: 1.32;
  margin-bottom: 0.35rem;
}

.product-category {
  color: var(--color-ink-500);
  font-size: 0.8rem;
  margin-bottom: 0.55rem;
}

.product-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 0.55rem;
  border-top: 1px solid var(--color-border);
}

.product-spec {
  color: var(--color-ink-700);
  font-size: 0.79rem;
  font-weight: 700;
}

.product-link {
  display: inline-flex;
  align-items: center;
  gap: 0.2rem;
  color: var(--color-primary);
  font-size: 0.77rem;
  font-weight: 700;
}

.product-link svg {
  width: 14px;
  height: 14px;
}

.products-grid.loading {
  opacity: 0.5;
  pointer-events: none;
}

.empty-state {
  grid-column: 1 / -1;
  text-align: center;
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-md);
  padding: 2rem;
  color: var(--color-ink-500);
}

.empty-state svg {
  width: 48px;
  height: 48px;
  margin: 0 auto 0.55rem;
  color: var(--color-border-strong);
}

.empty-state h3 {
  font-family: var(--font-display);
  color: var(--color-ink-800);
  margin-bottom: 0.3rem;
}

/* Pagination */
.pagination {
  margin-top: 1.1rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.4rem;
}

.page-btn {
  min-width: 36px;
  height: 36px;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  background: #fff;
  color: var(--color-ink-700);
  font-size: 0.78rem;
  font-family: var(--font-body);
  display: grid;
  place-items: center;
  padding: 0 0.6rem;
  cursor: pointer;
}

.page-btn svg {
  width: 14px;
  height: 14px;
}

.page-btn.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}

.page-btn:hover:not(:disabled) {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.page-btn.active:hover {
  color: #fff;
}

.page-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

@media (max-width: 1090px) {
  .products-layout {
    grid-template-columns: 255px minmax(0, 1fr);
  }

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

@media (max-width: 860px) {
  .products-layout {
    grid-template-columns: 1fr;
  }

  .filters-sidebar {
    position: static;
  }

  .results-header {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 620px) {
  .products-hero .container,
  .products-content {
    padding: 0.85rem;
  }

  .products-grid {
    grid-template-columns: 1fr;
  }

  .sort-dropdown {
    width: 100%;
    justify-content: space-between;
  }

  .sort-dropdown select {
    width: 100%;
  }
}