/* =========================================================
   PRODUCT.CSS - Page produit uniquement
   ========================================================= */

.product-page {
  padding: 24px 0 60px;
  background: var(--bg);
}

/* =========================
   BREADCRUMB
   ========================= */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  color: var(--muted);
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.breadcrumb a {
  color: var(--blue);
  text-decoration: none;
  transition: opacity 0.2s;
}

.breadcrumb a:hover {
  opacity: 0.7;
}

.breadcrumb-separator {
  color: rgba(11, 18, 32, 0.3);
}

/* =========================
   PRODUCT GRID
   ========================= */
.product-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 32px;
  margin-bottom: 60px;
}

@media (max-width: 980px) {
  .product-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
}

/* =========================
   GALLERY
   ========================= */
.product-gallery {
  position: relative;
}

@media (min-width: 981px) {
  .product-gallery {
    position: sticky;
    top: 100px;
  }
}

.gallery-main {
  position: relative;
  aspect-ratio: 4/3;
  border-radius: 24px;
  overflow: hidden;
  background: linear-gradient(135deg, rgba(15, 81, 175, 0.05), rgba(224, 25, 42, 0.03));
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  margin-bottom: 16px;
}

.gallery-main img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.gallery-badge {
  position: absolute;
  top: 16px;
  left: 16px;
  padding: 8px 16px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--red), #b51221);
  color: #fff;
  font-weight: 900;
  font-size: 12px;
  box-shadow: 0 8px 20px rgba(224, 25, 42, 0.35);
  z-index: 2;
}

.gallery-thumbs {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
  gap: 12px;
}

.gallery-thumb {
  aspect-ratio: 4/3;
  border-radius: 14px;
  overflow: hidden;
  border: 2px solid transparent;
  background: rgba(15, 81, 175, 0.04);
  cursor: pointer;
  transition: all 0.3s ease;
  padding: 0;
}

.gallery-thumb:hover {
  border-color: rgba(15, 81, 175, 0.3);
  transform: scale(1.05);
}

.gallery-thumb.active {
  border-color: var(--blue);
  box-shadow: 0 0 0 4px rgba(15, 81, 175, 0.15);
}

.gallery-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* =========================
   PRODUCT INFO
   ========================= */
.product-info {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: 28px;
  box-shadow: var(--shadow);
  position: relative;
  z-index: 2;
}

.product-category {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(15, 81, 175, 0.08);
  color: var(--blue);
  font-size: 12px;
  font-weight: 800;
  margin-bottom: 12px;
}

.product-title {
  margin: 0 0 16px;
  font-size: clamp(24px, 4vw, 36px);
  font-weight: 900;
  line-height: 1.2;
  color: var(--text);
  text-transform: capitalize;
}

.product-price-row {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.product-price {
  font-size: 32px;
  font-weight: 900;
  color: var(--text);
}

.product-price-old {
  font-size: 20px;
  font-weight: 600;
  color: var(--muted);
  text-decoration: line-through;
}

.product-discount {
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--red);
  color: #fff;
  font-size: 12px;
  font-weight: 900;
}

.product-stock {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  border-radius: 999px;
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.1), rgba(5, 150, 105, 0.08));
  border: 1px solid rgba(16, 185, 129, 0.2);
  color: #059669;
  font-weight: 800;
  font-size: 14px;
  margin-bottom: 24px;
}

.product-stock.out {
  background: linear-gradient(135deg, rgba(239, 68, 68, 0.1), rgba(220, 38, 38, 0.08));
  border-color: rgba(239, 68, 68, 0.2);
  color: #DC2626;
}

.product-divider {
  height: 1px;
  background: var(--line);
  margin: 24px 0;
}

/* =========================
   QUANTITY
   ========================= */
.quantity-section {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
}

.quantity-label {
  font-weight: 800;
  font-size: 14px;
}

.quantity-controls {
  display: flex;
  align-items: center;
  gap: 0;
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
  background: #fff;
}

.quantity-btn {
  width: 44px;
  height: 44px;
  border: none;
  background: transparent;
  font-size: 20px;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.2s;
  color: var(--text);
}

.quantity-btn:hover {
  background: rgba(15, 81, 175, 0.08);
}

.quantity-input {
  width: 70px;
  height: 44px;
  border: none;
  border-left: 1px solid var(--line);
  border-right: 1px solid var(--line);
  text-align: center;
  font-weight: 800;
  font-size: 16px;
}

/* =========================
   VARIANTS
   ========================= */
.variants-container {
  margin-top: 24px;
  display: none;
}

.variants-container.show {
  display: block;
}

.variant-item {
  background: rgba(15, 81, 175, 0.03);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 16px;
  margin-bottom: 16px;
}

.variant-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
  font-weight: 900;
  font-size: 15px;
  color: var(--blue);
}

.variant-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

@media (max-width: 520px) {
  .variant-grid {
    grid-template-columns: 1fr;
  }
}

.variant-label {
  display: block;
  font-weight: 700;
  font-size: 13px;
  color: var(--text);
  margin-bottom: 8px;
}

.variant-select {
  width: 100%;
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: #fff;
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
  transition: all 0.2s ease;
  font-family: 'Roboto', sans-serif;
}

.variant-select:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(15, 81, 175, 0.1);
}

/* =========================
   ACTIONS
   ========================= */
.product-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 24px;
}

.btn-add-cart {
  flex: 1;
  min-width: 200px;
  padding: 16px 24px;
  border-radius: 16px;
  border: none;
  background: linear-gradient(135deg, var(--blue), var(--blue2));
  color: #fff;
  font-weight: 900;
  font-size: 16px;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 8px 24px rgba(15, 81, 175, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: 'Roboto', sans-serif;
}

.btn-add-cart:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(15, 81, 175, 0.35);
}

.btn-add-cart:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

.btn-secondary {
  padding: 16px 24px;
  border-radius: 16px;
  border: 2px solid var(--line);
  background: #fff;
  color: var(--text);
  font-weight: 800;
  font-size: 15px;
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.btn-secondary:hover {
  border-color: var(--blue);
  color: var(--blue);
}

/* =========================
   DESCRIPTION
   ========================= */
.product-description {
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}

.description-title {
  font-size: 18px;
  font-weight: 900;
  margin: 0 0 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.description-text {
  color: rgba(11, 18, 32, 0.75);
  line-height: 1.7;
  font-size: 15px;
}

/* =========================
   SIMILAR PRODUCTS
   ========================= */
.similar-section {
  margin-top: 60px;
}

.similar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  flex-wrap: wrap;
  gap: 12px;
}

.similar-title {
  font-size: 24px;
  font-weight: 900;
  margin: 0;
}

.similar-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

@media (max-width: 980px) {
  .similar-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 520px) {
  .similar-grid {
    grid-template-columns: 1fr;
  }
}

.similar-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 18px;
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform 0.3s ease;
}

.similar-card:hover {
  transform: translateY(-4px);
}

.similar-image {
  aspect-ratio: 4/3;
  background: rgba(15, 81, 175, 0.04);
  overflow: hidden;
}

.similar-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.3s ease;
}

.similar-card:hover .similar-image img {
  transform: scale(1.05);
}

.similar-body {
  padding: 14px;
}

.similar-name {
  font-weight: 800;
  font-size: 15px;
  margin: 0 0 8px;
  text-transform: capitalize;
  line-height: 1.3;
}

.similar-price {
  font-weight: 900;
  font-size: 18px;
  color: var(--text);
  margin-bottom: 12px;
}

.similar-actions {
  display: flex;
  gap: 8px;
}

.similar-btn {
  flex: 1;
  padding: 10px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: #fff;
  font-weight: 800;
  font-size: 13px;
  cursor: pointer;
  transition: all 0.2s;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: 'Roboto', sans-serif;
}

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

.similar-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(15, 81, 175, 0.2);
}

/* =========================
   RESPONSIVE
   ========================= */
@media (max-width: 520px) {
  .product-page {
    padding: 16px 0 40px;
  }
  
  .product-info {
    padding: 20px;
  }
  
  .product-title {
    font-size: 22px;
  }
  
  .product-price {
    font-size: 26px;
  }
  
  .quantity-section {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .product-actions {
    flex-direction: column;
  }
  
  .btn-add-cart,
  .btn-secondary {
    width: 100%;
  }
}

/* Fix mobile pour éviter chevauchement */
@media (max-width: 980px) {
  .product-gallery {
    position: relative !important;
    top: auto !important;
    z-index: 1 !important;
  }
  
  .product-info {
    position: relative !important;
    z-index: 2 !important;
  }
}