/* Product catalog pages — index + detail */

:root {
  --color-catalog-accent: #C53030;
  --color-catalog-accent-hover: #9B2C2C;
}

/* Page shell */
.catalog-page {
  background: var(--color-bg-alt);
}

.catalog-page-header {
  margin-bottom: var(--space-xl);
}

.catalog-page-title {
  font-family: var(--font-heading);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-top: var(--space-md);
}

.catalog-gradient-bar {
  position: relative;
  height: 4px;
  margin-top: var(--space-md);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.catalog-gradient-bar::before {
  content: '';
  position: absolute;
  inset: 0;
  width: 200%;
  background: linear-gradient(
    90deg,
    #C53030 0%,
    #E67E22 8.33%,
    #F1C40F 16.66%,
    #27AE60 25%,
    #2980B9 33.33%,
    #8E44AD 41.66%,
    #C53030 50%,
    #E67E22 58.33%,
    #F1C40F 66.66%,
    #27AE60 75%,
    #2980B9 83.33%,
    #8E44AD 91.66%,
    #C53030 100%
  );
  animation: catalog-gradient-flow 6s linear infinite;
}

@keyframes catalog-gradient-flow {
  from {
    transform: translateX(0);
  }

  to {
    transform: translateX(-50%);
  }
}

@media (prefers-reduced-motion: reduce) {
  .catalog-gradient-bar::before {
    width: 100%;
    animation: none;
    background: linear-gradient(90deg, #C53030 0%, #E67E22 20%, #F1C40F 40%, #27AE60 60%, #2980B9 80%, #8E44AD 100%);
  }
}

/* Breadcrumb */
.catalog-breadcrumb {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.catalog-breadcrumb a {
  color: var(--color-text-muted);
}

.catalog-breadcrumb a:hover {
  color: var(--color-catalog-accent);
}

.catalog-breadcrumb__sep {
  margin: 0 0.5rem;
  color: var(--color-border);
}

.catalog-breadcrumb__current {
  color: var(--color-catalog-accent);
  font-weight: 600;
}

/* Filter bar */
.catalog-filter {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  margin-bottom: var(--space-xl);
}

.catalog-filter--sticky {
  position: sticky;
  top: var(--header-height);
  z-index: 50;
  box-shadow: var(--shadow-sm);
}

.catalog-filter__row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  align-items: flex-end;
}

.catalog-filter__row--colors {
  margin-top: var(--space-md);
  align-items: center;
}

.catalog-filter__group {
  flex: 1;
  min-width: 180px;
}

.catalog-filter__group--search {
  flex: 2;
  min-width: 220px;
}

.catalog-filter__group label,
.catalog-filter__label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}

.catalog-filter select,
.catalog-filter input[type="search"] {
  width: 100%;
  padding: 0.625rem 0.875rem;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg-alt);
}

.catalog-filter__swatches {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  flex: 1;
}

.catalog-filter-swatch {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-sm);
  border: 2px solid var(--color-border);
  background-color: var(--swatch-color);
  cursor: pointer;
  padding: 0;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.catalog-filter-swatch:hover,
.catalog-filter-swatch.is-active {
  transform: scale(1.1);
  box-shadow: 0 0 0 2px var(--color-bg-alt), 0 0 0 4px var(--color-catalog-accent);
}

.catalog-filter__clear {
  background: none;
  border: none;
  color: var(--color-catalog-accent);
  font-weight: 600;
  font-size: 0.875rem;
  cursor: pointer;
  text-decoration: underline;
  padding: var(--space-sm);
}

.catalog-filter__status {
  margin-top: var(--space-md);
  font-size: 0.875rem;
  color: var(--color-text-muted);
  min-height: 1.25rem;
}

/* Category sections — index */
.catalog-sections {
  border-top: 1px solid var(--color-border);
}

.catalog-category {
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-xl) 0;
}

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

.catalog-category__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  align-items: start;
}

.catalog-category__title {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-catalog-accent);
  text-decoration: underline;
  text-underline-offset: 4px;
  margin: 0;
}

.catalog-category__badge {
  display: inline-block;
  margin-left: var(--space-sm);
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text-muted);
  text-decoration: none;
  vertical-align: middle;
}

.catalog-category__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-sm) var(--space-md);
}

.catalog-sub-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) 0;
  color: var(--color-text);
  font-size: 0.9375rem;
  transition: color var(--transition-fast);
}

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

.catalog-sub-item:hover {
  color: var(--color-catalog-accent);
}

.catalog-sub-item--soon {
  opacity: 0.75;
}

.catalog-sub-item__swatch {
  width: 22px;
  height: 22px;
  border-radius: 4px;
  border: 1px solid rgba(0, 0, 0, 0.12);
  flex-shrink: 0;
}

.catalog-sub-item__name {
  line-height: 1.35;
}

/* Detail layout */
#catalog-index-view:not([hidden]),
#catalog-detail-view:not([hidden]) {
  animation: catalogViewIn 380ms cubic-bezier(0.22, 1, 0.36, 1);
}

@keyframes catalogViewIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  #catalog-index-view:not([hidden]),
  #catalog-detail-view:not([hidden]) {
    animation: none;
  }
}

.catalog-detail-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2xl);
  align-items: start;
}

.catalog-detail-main {
  min-width: 0;
}

.catalog-table-block {
  margin-bottom: var(--space-2xl);
}

.catalog-table-title {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-sm);
  border-bottom: 2px solid var(--color-catalog-accent);
}

.catalog-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.catalog-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

.catalog-table th,
.catalog-table td {
  padding: 0.75rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}

.catalog-table th {
  background: var(--color-bg);
  font-weight: 600;
  color: var(--color-primary);
  white-space: nowrap;
}

.catalog-table tbody tr:last-child td {
  border-bottom: none;
}

.catalog-table tbody tr:hover {
  background: var(--color-bg);
}

.catalog-shade-swatch {
  display: inline-block;
  width: 32px;
  height: 32px;
  border-radius: 4px;
  border: 1px solid rgba(0, 0, 0, 0.15);
}

.catalog-table-empty {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  padding: var(--space-lg);
  background: var(--color-bg);
  border-radius: var(--radius-md);
}

/* Notes */
.catalog-notes {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  margin-bottom: var(--space-xl);
}

.catalog-notes__title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--space-md);
}

.catalog-notes__list {
  margin-bottom: var(--space-md);
  padding-left: 1.25rem;
  color: var(--color-text-muted);
  font-size: 0.9375rem;
}

.catalog-notes__list li {
  margin-bottom: var(--space-xs);
}

.catalog-notes__legend {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-xs) var(--space-md);
  font-size: 0.875rem;
  margin-bottom: var(--space-md);
}

.catalog-notes__legend dt {
  font-weight: 700;
  color: var(--color-primary);
}

.catalog-notes__legend dd {
  color: var(--color-text-muted);
  margin: 0;
}

.catalog-notes__disclaimer {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  font-style: italic;
}

.catalog-soon-banner {
  background: #FFF8E7;
  border: 1px solid #F6E05E;
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  margin-bottom: var(--space-xl);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-md);
}

.catalog-soon-banner p {
  flex: 1;
  margin: 0;
  font-size: 0.9375rem;
}

.catalog-detail-cta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  margin-top: var(--space-xl);
}

.catalog-empty {
  color: var(--color-text-muted);
  font-size: 1rem;
}

/* Sidebar */
.catalog-sidebar {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.catalog-sidebar__panel + .catalog-sidebar__panel {
  border-top: 1px solid var(--color-border);
}

.catalog-sidebar__heading {
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-catalog-accent);
  background: var(--color-bg-alt);
  padding: var(--space-md) var(--space-lg);
  margin: 0;
  border-bottom: 1px solid var(--color-border);
}

.catalog-sidebar__links {
  padding: var(--space-sm) 0;
}

.catalog-sidebar__link {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-lg);
  font-size: 0.8125rem;
  color: var(--color-text);
  transition: background var(--transition-fast), color var(--transition-fast);
}

.catalog-sidebar__link:hover {
  background: var(--color-bg-alt);
  color: var(--color-catalog-accent);
}

.catalog-sidebar__link.is-active {
  background: rgba(197, 48, 48, 0.08);
  color: var(--color-catalog-accent);
  font-weight: 600;
}

.catalog-sidebar__link.is-soon {
  opacity: 0.7;
}

.catalog-sidebar__swatch {
  width: 16px;
  height: 16px;
  border-radius: 3px;
  border: 1px solid rgba(0, 0, 0, 0.12);
  flex-shrink: 0;
}

/* Responsive */
@media (min-width: 640px) {
  .catalog-category__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 768px) {
  .catalog-category__inner {
    grid-template-columns: 200px 1fr;
    gap: var(--space-2xl);
  }

  .catalog-category__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 1024px) {
  .catalog-category__grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .catalog-detail-layout {
    grid-template-columns: 1fr 300px;
  }
}

@media (min-width: 1200px) {
  .catalog-detail-layout {
    grid-template-columns: minmax(0, 1fr) 320px;
  }
}

@media (max-width: 767px) {
  .catalog-filter--sticky {
    position: static;
  }

  .catalog-detail-layout {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
  }

  .catalog-detail-sidebar,
  #catalog-detail-sidebar {
    order: 0;
  }

  .catalog-detail-main {
    order: 1;
  }

  .catalog-sidebar {
    background: transparent;
    border: none;
    border-radius: 0;
    overflow: visible;
  }

  .catalog-sidebar__panel + .catalog-sidebar__panel {
    border-top: none;
    margin-top: var(--space-md);
  }

  .catalog-sidebar__heading--desktop,
  .catalog-sidebar__links--desktop {
    display: none;
  }

  .catalog-sidebar__mobile {
    display: block;
  }

  .catalog-sidebar__desktop {
    display: none;
  }

  .catalog-sidebar__accordion {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
  }

  .catalog-sidebar__accordion-item {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-bg-alt);
    overflow: hidden;
  }

  .catalog-sidebar__accordion-trigger {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-sm);
    padding: 0.75rem 1rem;
    font-family: var(--font-body);
    font-size: 0.9375rem;
    font-weight: 600;
    text-align: left;
    color: var(--color-catalog-accent);
    background: var(--color-bg-alt);
    border: none;
    cursor: pointer;
    transition: background-color var(--transition-fast);
  }

  .catalog-sidebar__accordion-trigger:hover,
  .catalog-sidebar__accordion-trigger:focus-visible {
    background: var(--color-bg);
    outline: none;
  }

  .catalog-sidebar__accordion-label {
    flex: 1;
    min-width: 0;
    letter-spacing: 0.03em;
    text-transform: uppercase;
    font-size: 0.8125rem;
  }

  .catalog-sidebar__accordion-chevron {
    display: inline-flex;
    flex-shrink: 0;
    width: 1.25rem;
    height: 1.25rem;
    color: var(--color-text-muted);
    transition: transform 280ms cubic-bezier(0.22, 1, 0.36, 1);
  }

  .catalog-sidebar__accordion-chevron svg {
    width: 100%;
    height: 100%;
  }

  .catalog-sidebar__accordion-item.is-open .catalog-sidebar__accordion-chevron {
    transform: rotate(90deg);
  }

  .catalog-sidebar__accordion-panel {
    border-top: 1px solid var(--color-border);
    background: var(--color-bg);
    padding: var(--space-xs) 0;
  }

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

  .catalog-sidebar__mobile-link {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-lg);
    font-size: 0.8125rem;
    color: var(--color-text);
  }

  .catalog-sidebar__mobile-link:hover {
    background: var(--color-bg-alt);
    color: var(--color-catalog-accent);
  }

  .catalog-sidebar__mobile-link.is-active {
    background: rgba(197, 48, 48, 0.08);
    color: var(--color-catalog-accent);
    font-weight: 600;
  }
}

@media (min-width: 768px) {
  .catalog-sidebar__mobile {
    display: none;
  }

  .catalog-sidebar__desktop {
    display: block;
  }
}