/* =============================================================================
 * SERIGRAPHIE-BOUTIQUE — Layout PLP (Product List Page) v0.2.0
 * =============================================================================
 * Dépendances : tokens.css, cards.css, chips.css, badges.css, buttons.css,
 *               inputs.css, breadcrumbs.css, halftone.css
 *
 * Structure :
 * 1. Hero contextuel d'univers (titre + description + breadcrumbs)
 * 2. Barre de contrôles (count résultats + tri + view toggle)
 * 3. Layout 2 colonnes : filtres latéraux + grille produits
 * 4. Pagination
 * 5. Cross-sell discret transversal (Médias & Supports)
 *
 * Activation tracking univers : <body data-sb-universe="serigraphie">
 * ============================================================================= */

.sb-plp {
  max-width: var(--sb-container-max-width);
  margin: 0 auto;
  padding: 0 var(--sb-sp-6);
}

/* ---------------------------------------------------------------------------
 * SECTION 1 — Hero contextuel d'univers
 * ------------------------------------------------------------------------- */
.sb-plp__hero {
  padding: var(--sb-sp-8) 0 var(--sb-sp-6);
  position: relative;
  border-bottom: 1px solid var(--sb-color-cendre);
}

.sb-plp__hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(
    circle,
    var(--sb-color-ink) 1.5px,
    transparent 2px
  );
  background-size: 16px 16px;
  opacity: 0.04;
  pointer-events: none;
}

.sb-plp__hero-content {
  position: relative;
  max-width: 760px;
}

.sb-plp__hero-tag {
  font-family: var(--sb-font-mono);
  font-size: var(--sb-fs-xs);
  letter-spacing: var(--sb-ls-widest);
  text-transform: uppercase;
  color: var(--sb-color-accent);
  font-weight: var(--sb-fw-medium);
  margin-bottom: var(--sb-sp-3);
  display: block;
}

.sb-plp__hero-title {
  font-size: var(--sb-fs-2xl);
  font-weight: var(--sb-fw-medium);
  line-height: var(--sb-lh-tight);
  letter-spacing: var(--sb-ls-tight);
  margin: 0 0 var(--sb-sp-3);
}

.sb-plp__hero-description {
  font-size: var(--sb-fs-base);
  color: var(--sb-text-secondary);
  line-height: var(--sb-lh-relaxed);
  margin: 0 0 var(--sb-sp-4);
}

/* Chips de raccourcis (sous-catégories de l'univers) */
.sb-plp__hero-shortcuts {
  display: flex;
  gap: var(--sb-sp-2);
  flex-wrap: wrap;
  margin-top: var(--sb-sp-4);
}

/* ---------------------------------------------------------------------------
 * SECTION 2 — Barre de contrôles
 * ------------------------------------------------------------------------- */
.sb-plp__controls {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--sb-sp-4);
  padding: var(--sb-sp-5) 0;
  border-bottom: 1px solid var(--sb-color-cendre);
  flex-wrap: wrap;
}

.sb-plp__count {
  font-size: var(--sb-fs-sm);
  color: var(--sb-text-secondary);
}

.sb-plp__count strong {
  color: var(--sb-text-primary);
  font-weight: var(--sb-fw-medium);
}

.sb-plp__controls-right {
  display: flex;
  gap: var(--sb-sp-3);
  align-items: center;
}

.sb-plp__sort {
  min-width: 200px;
}

.sb-plp__view-toggle {
  display: inline-flex;
  border: 1px solid var(--sb-color-cendre);
  border-radius: var(--sb-radius-sm);
  overflow: hidden;
}

.sb-plp__view-toggle button {
  background: var(--sb-color-paper);
  border: none;
  padding: var(--sb-sp-2) var(--sb-sp-3);
  color: var(--sb-text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  transition: background-color var(--sb-duration-fast) var(--sb-ease-out);
}

.sb-plp__view-toggle button:hover {
  background: var(--sb-color-cendre-soft);
}

.sb-plp__view-toggle button.is-active {
  background: var(--sb-color-ink);
  color: var(--sb-color-paper);
}

.sb-plp__view-toggle svg {
  width: 16px;
  height: 16px;
}

/* ---------------------------------------------------------------------------
 * SECTION 3 — Layout 2 colonnes (filtres + grille)
 * ------------------------------------------------------------------------- */
.sb-plp__main {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: var(--sb-sp-8);
  padding: var(--sb-sp-6) 0 var(--sb-sp-10);
}

/* ---------------------------------------------------------------------------
 * SIDEBAR FILTRES
 * ------------------------------------------------------------------------- */
.sb-plp__filters {
  position: sticky;
  top: calc(var(--sb-header-height) + var(--sb-sp-4));
  align-self: start;
  max-height: calc(100vh - var(--sb-header-height) - var(--sb-sp-8));
  overflow-y: auto;
  padding-right: var(--sb-sp-3);
}

.sb-plp__filters-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: var(--sb-sp-4);
  padding-bottom: var(--sb-sp-3);
  border-bottom: 1px solid var(--sb-color-cendre);
}

.sb-plp__filters-title {
  font-size: var(--sb-fs-sm);
  font-weight: var(--sb-fw-medium);
  letter-spacing: var(--sb-ls-wider);
  text-transform: uppercase;
  color: var(--sb-text-primary);
  margin: 0;
}

.sb-plp__filters-clear {
  font-size: var(--sb-fs-xs);
  color: var(--sb-color-accent);
  text-decoration: underline;
  text-underline-offset: 2px;
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
  font-family: inherit;
}

/* Chips actifs (filtres cochés) */
.sb-plp__active-filters {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sb-sp-2);
  margin-bottom: var(--sb-sp-4);
}

/* Groupe de filtre (accordéon) */
.sb-plp__filter-group {
  border-bottom: 1px solid var(--sb-color-cendre);
  padding: var(--sb-sp-4) 0;
}

.sb-plp__filter-group-title {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  background: none;
  border: none;
  padding: 0;
  font-family: var(--sb-font-sans);
  font-size: var(--sb-fs-sm);
  font-weight: var(--sb-fw-medium);
  color: var(--sb-text-primary);
  cursor: pointer;
  margin-bottom: var(--sb-sp-3);
  text-align: left;
}

.sb-plp__filter-group-title::after {
  content: "";
  width: 8px;
  height: 8px;
  border-right: 1.5px solid var(--sb-text-secondary);
  border-bottom: 1.5px solid var(--sb-text-secondary);
  transform: rotate(45deg);
  transition: transform var(--sb-duration-fast) var(--sb-ease-out);
}

.sb-plp__filter-group.is-collapsed .sb-plp__filter-group-title::after {
  transform: rotate(-45deg);
}

.sb-plp__filter-group.is-collapsed .sb-plp__filter-options {
  display: none;
}

.sb-plp__filter-options {
  display: flex;
  flex-direction: column;
  gap: var(--sb-sp-2);
}

.sb-plp__filter-option {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: var(--sb-fs-sm);
  color: var(--sb-text-primary);
  cursor: pointer;
}

.sb-plp__filter-option-count {
  font-size: var(--sb-fs-micro);
  color: var(--sb-text-tertiary);
  font-family: var(--sb-font-mono);
}

/* Range de prix */
.sb-plp__price-range {
  display: flex;
  gap: var(--sb-sp-2);
  align-items: center;
  margin-top: var(--sb-sp-2);
}

.sb-plp__price-range input {
  width: 80px;
  min-height: 36px;
  padding: var(--sb-sp-2);
  font-size: var(--sb-fs-xs);
  font-family: var(--sb-font-mono);
  border: 1px solid var(--sb-color-cendre);
  border-radius: var(--sb-radius-sm);
}

/* Bouton mobile "Filtrer" — caché desktop */
.sb-plp__filters-toggle {
  display: none;
  width: 100%;
  margin-bottom: var(--sb-sp-4);
}

/* ---------------------------------------------------------------------------
 * GRILLE PRODUITS
 * ------------------------------------------------------------------------- */
.sb-plp__products {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sb-sp-4);
}

/* Variante liste (view toggle) */
.sb-plp__products.is-list-view {
  grid-template-columns: 1fr;
  gap: var(--sb-sp-3);
}

.sb-plp__products.is-list-view .sb-card-product {
  flex-direction: row;
  max-width: none;
}

.sb-plp__products.is-list-view .sb-card-product__media {
  width: 200px;
  aspect-ratio: 1/1;
  flex-shrink: 0;
}

.sb-plp__products.is-list-view .sb-card-product__body {
  flex: 1;
  padding: var(--sb-sp-5);
}

/* État vide */
.sb-plp__empty {
  grid-column: 1 / -1;
  padding: var(--sb-sp-12);
  text-align: center;
  color: var(--sb-text-secondary);
  border: 1px dashed var(--sb-color-cendre);
  border-radius: var(--sb-radius-lg);
}

.sb-plp__empty-title {
  font-size: var(--sb-fs-lg);
  font-weight: var(--sb-fw-medium);
  color: var(--sb-text-primary);
  margin: 0 0 var(--sb-sp-2);
}

/* Skeleton loading state (à utiliser pendant chargement AJAX) */
.sb-plp__skeleton {
  background: var(--sb-color-paper-alt);
  border-radius: var(--sb-radius-md);
  height: 320px;
  animation: sb-skeleton-pulse 1.5s ease-in-out infinite;
}

@keyframes sb-skeleton-pulse {
  0%, 100% { opacity: 0.5; }
  50% { opacity: 1; }
}

@media (prefers-reduced-motion: reduce) {
  .sb-plp__skeleton { animation: none; }
}

/* ---------------------------------------------------------------------------
 * SECTION 4 — Pagination
 * ------------------------------------------------------------------------- */
.sb-plp__pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--sb-sp-2);
  padding: var(--sb-sp-8) 0;
  font-family: var(--sb-font-sans);
}

.sb-plp__page {
  min-width: 36px;
  height: 36px;
  padding: 0 var(--sb-sp-3);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: var(--sb-fs-sm);
  color: var(--sb-text-primary);
  text-decoration: none;
  border: 1px solid var(--sb-color-cendre);
  border-radius: var(--sb-radius-sm);
  background: var(--sb-color-paper);
  cursor: pointer;
  transition: all var(--sb-duration-fast) var(--sb-ease-out);
}

.sb-plp__page:hover:not([disabled]) {
  border-color: var(--sb-color-graphite);
}

.sb-plp__page.is-current {
  background: var(--sb-color-ink);
  color: var(--sb-color-paper);
  border-color: var(--sb-color-ink);
  font-weight: var(--sb-fw-medium);
}

.sb-plp__page[disabled] {
  opacity: 0.4;
  cursor: not-allowed;
}

.sb-plp__page-gap {
  padding: 0 var(--sb-sp-2);
  color: var(--sb-text-tertiary);
}

/* ---------------------------------------------------------------------------
 * SECTION 5 — Cross-sell discret (Médias & Supports)
 * ------------------------------------------------------------------------- */
.sb-plp__cross-sell {
  margin: var(--sb-sp-10) 0;
  padding: var(--sb-sp-5) var(--sb-sp-6);
  background: var(--sb-color-paper-alt);
  border: 1px dashed var(--sb-color-cendre);
  border-radius: var(--sb-radius-md);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--sb-sp-6);
  font-size: var(--sb-fs-sm);
}

.sb-plp__cross-sell-text {
  color: var(--sb-text-secondary);
  margin: 0;
}

.sb-plp__cross-sell-text strong {
  color: var(--sb-text-primary);
  font-weight: var(--sb-fw-medium);
}

.sb-plp__cross-sell-link {
  font-weight: var(--sb-fw-medium);
  color: var(--sb-color-accent);
  text-decoration: none;
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: var(--sb-sp-2);
}

.sb-plp__cross-sell-link:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------------------------------------------------------------------------
 * RESPONSIVE
 * ------------------------------------------------------------------------- */
@media (max-width: 1023px) {
  .sb-plp__products {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 767px) {
  .sb-plp__main {
    grid-template-columns: 1fr;
    gap: var(--sb-sp-4);
  }
  .sb-plp__filters {
    position: relative;
    top: auto;
    max-height: none;
    display: none;
  }
  .sb-plp__filters.is-open {
    display: block;
  }
  .sb-plp__filters-toggle {
    display: flex;
  }
  .sb-plp__products {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--sb-sp-3);
  }
  .sb-plp__controls {
    gap: var(--sb-sp-3);
  }
  .sb-plp__sort {
    min-width: 140px;
    flex: 1;
  }
  .sb-plp__cross-sell {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--sb-sp-3);
  }
}

@media (max-width: 480px) {
  .sb-plp__products {
    grid-template-columns: 1fr;
  }
}
