/* ============================================
   SHOW.CSS - PRODUCT DETAIL PAGE
   Tabbed layout with modern design
   Using centralized variables from variables.css
   ============================================ */

/* ===== PAGE CONTAINER ===== */
.ad-detail-container {
  background: var(--color-bg-page);
  min-height: 100vh;
  padding: var(--space-12) 0;
}

/* ===== BREADCRUMB ===== */
.breadcrumb-section {
  background: var(--color-white);
  padding: var(--space-5) 0;
  margin-bottom: var(--space-10);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
}

.breadcrumb {
  margin: 0;
  background: transparent;
  padding: 0;
}

.breadcrumb-item {
  font-size: var(--text-base);
}

.breadcrumb-item a {
  color: var(--color-primary);
  text-decoration: none;
  font-weight: var(--font-medium);
  transition: var(--transition-fast);
}

.breadcrumb-item a:hover {
  color: var(--color-primary-dark);
  text-decoration: underline;
}

.breadcrumb-item.active {
  color: var(--color-text-secondary);
  font-weight: var(--font-medium);
}

/* ===== AD HERO SECTION ===== */
.ad-hero {
  display: grid;
  grid-template-columns: 1fr 480px;
  gap: var(--space-8);
  margin-bottom: var(--space-12);
}

/* ===== IMAGE GALLERY ===== */
.ad-images {
  background: var(--color-white);
  border-radius: var(--radius-2xl);
  padding: var(--space-6);
  box-shadow: var(--shadow-lg);
  position: sticky;
  top: 20px;
  max-height: calc(100vh - 40px);
  overflow-y: auto;
}

.ad-images::-webkit-scrollbar {
  width: 6px;
}

.ad-images::-webkit-scrollbar-track {
  background: var(--color-bg-light);
  border-radius: var(--radius-full);
}

.ad-images::-webkit-scrollbar-thumb {
  background: var(--color-primary);
  border-radius: var(--radius-full);
}

.main-image-container {
  position: relative;
  width: 100%;
  padding-bottom: 100%;
  background: var(--color-bg-light);
  border-radius: var(--radius-xl);
  overflow: hidden;
  margin-bottom: var(--space-4);
}

.main-image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  cursor: zoom-in;
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.main-image:hover {
  transform: scale(1.05);
}

.image-counter {
  position: absolute;
  bottom: var(--space-3);
  right: var(--space-3);
  background: rgba(0, 0, 0, 0.75);
  color: var(--color-white);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-lg);
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.thumbnail-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(75px, 1fr));
  gap: var(--space-3);
}

.thumbnail {
  position: relative;
  padding-bottom: 100%;
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: pointer;
  border: 2px solid transparent;
  transition: var(--transition-base);
  background: var(--color-bg-light);
}

.thumbnail:hover {
  border-color: var(--color-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-primary);
}

.thumbnail.active {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.thumbnail img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ===== SIDEBAR ===== */
.ad-sidebar {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

/* ===== PRICE CARD ===== */
.price-card {
  background: var(--color-white);
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
  box-shadow: var(--shadow-lg);
}

.ad-title {
  font-size: var(--text-3xl);
  font-weight: var(--font-bold);
  color: var(--color-text-primary);
  line-height: 1.3;
  margin-bottom: var(--space-4);
  letter-spacing: -0.5px;
}

.ad-price {
  font-size: 2.5rem;
  font-weight: var(--font-bold);
  background: var(--color-gold-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0;
  letter-spacing: -0.5px;
}

/* ===== TABS CONTAINER ===== */
.tabs-container {
  background: var(--color-white);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.tabs-nav {
  display: flex;
  border-bottom: 2px solid var(--color-border-light);
  background: var(--color-bg-light);
}

.tab-button {
  flex: 1;
  padding: var(--space-4) var(--space-6);
  border: none;
  background: transparent;
  cursor: pointer;
  font-weight: var(--font-semibold);
  font-size: var(--text-base);
  color: var(--color-text-secondary);
  transition: var(--transition-base);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  border-bottom: 3px solid transparent;
  white-space: nowrap;
  font-family: inherit;
}

.tab-button:hover {
  background: var(--color-white);
  color: var(--color-primary);
}

.tab-button.active {
  background: var(--color-white);
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

.tab-button i {
  font-size: var(--text-lg);
}

.tab-content {
  padding: var(--space-8);
  display: none;
}

.tab-content.active {
  display: block;
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ===== TAB: DETAILS ===== */
.meta-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
}

.meta-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  padding: var(--space-4);
  background: var(--color-bg-light);
  border-radius: var(--radius-xl);
  transition: var(--transition-base);
}

.meta-item:hover {
  background: var(--color-border-light);
  transform: translateX(4px);
}

.meta-icon {
  width: 44px;
  height: 44px;
  background: var(--color-primary);
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  font-size: var(--text-lg);
  flex-shrink: 0;
  box-shadow: var(--shadow-primary);
}

.meta-content {
  flex: 1;
}

.meta-label {
  font-size: var(--text-xs);
  color: var(--color-text-secondary);
  text-transform: uppercase;
  font-weight: var(--font-bold);
  letter-spacing: 1px;
}

.meta-value {
  font-size: var(--text-base);
  font-weight: var(--font-semibold);
  color: var(--color-text-primary);
  margin-top: var(--space-1);
}

/* ===== TAB: SELLER ===== */
.seller-profile {
  display: flex;
  align-items: center;
  gap: var(--space-5);
  margin-bottom: var(--space-6);
  padding-bottom: var(--space-6);
  border-bottom: 1px solid var(--color-border);
}

.seller-avatar {
  width: 70px;
  height: 70px;
  background: var(--color-primary-gradient);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  font-size: var(--text-3xl);
  font-weight: var(--font-bold);
  flex-shrink: 0;
  box-shadow: var(--shadow-primary);
}

.seller-info h4 {
  font-size: var(--text-xl);
  font-weight: var(--font-bold);
  color: var(--color-text-primary);
  margin: 0;
}

.seller-info p {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  margin: var(--space-2) 0 0 0;
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.seller-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-border);
}

.stat-item {
  text-align: center;
}

.stat-value {
  font-size: var(--text-2xl);
  font-weight: var(--font-bold);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
}

.stat-label {
  font-size: var(--text-xs);
  color: var(--color-text-secondary);
  font-weight: var(--font-semibold);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-top: var(--space-2);
}

/* ===== TAB: REVIEWS ===== */
.review-item {
  padding: var(--space-6);
  background: var(--color-bg-light);
  border-radius: var(--radius-xl);
  margin-bottom: var(--space-4);
}

.review-item:last-child {
  margin-bottom: 0;
}

.review-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-3);
}

.review-author {
  font-weight: var(--font-bold);
  color: var(--color-text-primary);
}

.review-rating {
  color: var(--color-gold);
  font-size: var(--text-sm);
}

.review-text {
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-2);
}

.review-date {
  font-size: var(--text-xs);
  color: var(--color-text-tertiary);
}

.no-reviews {
  text-align: center;
  padding: var(--space-8);
  color: var(--color-text-secondary);
}

.no-reviews i {
  font-size: 3rem;
  color: var(--color-border-dark);
  margin-bottom: var(--space-4);
}

/* ===== ACTION BUTTONS (STICKY) ===== */
.action-buttons {
  position: sticky;
  bottom: 0;
  background: var(--color-white);
  padding: var(--space-6);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}

.btn {
  padding: var(--space-4) var(--space-6);
  border-radius: var(--radius-xl);
  font-weight: var(--font-bold);
  font-size: var(--text-base);
  border: none;
  cursor: pointer;
  transition: var(--transition-base);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  text-decoration: none;
  font-family: inherit;
}

.btn-contact {
  background: linear-gradient(135deg, var(--color-success) 0%, #059669 100%);
  color: var(--color-white);
  box-shadow: 0 4px 15px rgba(16, 185, 129, 0.3);
}

.btn-contact:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(16, 185, 129, 0.4);
}

.btn-contact:active {
  transform: translateY(-1px);
}

.btn-share {
  background: var(--color-white);
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
  box-shadow: var(--shadow-md);
}

.btn-share:hover {
  background: var(--color-primary);
  color: var(--color-white);
  transform: translateY(-3px);
  box-shadow: var(--shadow-primary);
}

.btn-share:active {
  transform: translateY(-1px);
}

/* ===== DESCRIPTION SECTION ===== */
.description-section {
  background: var(--color-white);
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
  box-shadow: var(--shadow-lg);
  margin-bottom: var(--space-12);
}

.section-title {
  font-size: var(--text-2xl);
  font-weight: var(--font-bold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-6);
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.section-title i {
  color: var(--color-primary);
  font-size: var(--text-xl);
}

.description-text {
  line-height: 1.85;
  color: var(--color-text-secondary);
  font-size: var(--text-base);
  white-space: pre-wrap;
  word-break: break-word;
}

/* ===== RELATED ADS SECTION - SAMA DENGAN PRODUCTS-GRID ===== */
.related-ads {
  margin-top: var(--space-16);
  padding-top: var(--space-12);
  border-top: 1px solid var(--color-border-light);
  position: relative;
}

.related-ads::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-border), transparent);
}

.related-ads h3 {
  font-size: var(--text-2xl);
  font-weight: var(--font-bold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-8);
  letter-spacing: -0.5px;
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
}

/* ===== PRODUCT CARD (SAMA DENGAN PRODUCTS-GRID) ===== */
.product-card {
  background: var(--color-bg-card);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
  transition: all var(--transition-base);
  position: relative;
  border: 1px solid var(--color-border);
  animation: slideInUp 0.6s ease-out;
}

.product-card.is-vip {
  border-color: rgba(212, 175, 55, 0.3);
  box-shadow: 0 4px 16px rgba(212, 175, 55, 0.1);
}

.product-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
  border-color: rgba(212, 175, 55, 0.4);
}

.product-card:active {
  transform: translateY(-2px) scale(0.98);
  transition: transform 0.1s ease;
}

.product-card .card-link {
  text-decoration: none;
  color: inherit;
  display: block;
}

.product-card .card-link:focus {
  outline: 2px solid var(--color-gold);
  outline-offset: 2px;
  border-radius: 12px;
}

/* Card Image Wrapper */
.card-image-wrapper {
  position: relative;
  background: var(--color-bg-light);
  overflow: hidden;
}

.card-image {
  position: relative;
  width: 100%;
  height: 180px;
  overflow: hidden;
}

.card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 600ms cubic-bezier(0.4, 0, 0.2, 1);
  background: linear-gradient(90deg, 
    var(--color-bg-light) 0px, 
    var(--color-border-light) 40px, 
    var(--color-bg-light) 80px
  );
  background-size: 1000px 100%;
}

.card-image img[src=""] {
  animation: shimmerLoading 1.5s ease-in-out infinite;
}

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

.image-gradient {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent 0%, rgba(0, 0, 0, 0.1) 100%);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.product-card:hover .image-gradient {
  opacity: 1;
}

/* Badges */
.card-badges {
  position: absolute;
  top: var(--space-3);
  left: var(--space-3);
  right: var(--space-3);
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--space-2);
  z-index: 2;
}

.badge {
  padding: var(--space-1) var(--space-2);
  border-radius: 6px;
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.3px;
  white-space: nowrap;
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.category-badge {
  background: rgba(59, 130, 246, 0.2);
  border: 1px solid rgba(59, 130, 246, 0.3);
  color: var(--color-primary);
  box-shadow: 0 2px 8px rgba(59, 130, 246, 0.2);
}

.vip-badge {
  background: var(--color-gold);
  color: white;
  display: flex;
  align-items: center;
  gap: var(--space-1);
  box-shadow: 0 2px 8px rgba(212, 175, 55, 0.3);
}

/* Share Button */
.share-button {
  position: absolute;
  bottom: var(--space-3);
  right: var(--space-3);
  width: 2.5rem;
  height: 2.5rem;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-primary);
  font-size: var(--text-sm);
  cursor: pointer;
  transition: all var(--transition-base);
  z-index: 2;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
  opacity: 0;
  transform: translateY(8px);
}

.product-card:hover .share-button {
  opacity: 1;
  transform: translateY(0);
}

.share-button:hover {
  background: var(--color-gold);
  color: white;
  border-color: var(--color-gold);
}

/* Card Content */
.card-content {
  padding: var(--space-4);
}

.card-title {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-primary) !important;
  line-height: 1.5;
  margin: 0 0 var(--space-3) 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: 2.5em;
  transition: color var(--transition-fast);
}

.product-card:hover .card-title {
  color: var(--color-gold);
}

.card-title i {
  color: var(--color-gold);
  margin-left: var(--space-1);
  font-size: var(--text-xs);
}

/* Price */
.card-price {
  display: flex;
  align-items: baseline;
  gap: var(--space-1);
  margin-bottom: var(--space-4);
}

.card-price .currency {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text-primary) !important;
}

.card-price .amount {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-text-primary) !important;
  letter-spacing: -0.02em;
}

.card-price.vip-price .currency,
.card-price.vip-price .amount {
  color: var(--color-gold);
}

/* Footer */
.card-footer {
  padding-top: var(--space-3);
  border-top: 1px solid var(--color-border);
}

.footer-info {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-3);
}

.info-item {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  color: var(--color-text-secondary);
  font-size: var(--text-xs);
  font-weight: 500;
}

.info-item i {
  color: var(--color-text-secondary);
  font-size: var(--text-xs);
}

.info-item.condition {
  background: var(--color-bg-light);
  padding: var(--space-1) var(--space-2);
  border-radius: 4px;
  font-size: var(--text-xs);
}

/* Responsive Grid for Related Ads */
/* Tablet */
@media (min-width: 768px) {
  .related-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-5);
  }
}

/* Desktop */
@media (min-width: 1024px) {
  .related-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-6);
  }
}

/* Large Desktop */
@media (min-width: 1440px) {
  .related-grid {
    grid-template-columns: repeat(6, 1fr);
  }
}

/* ===== IMAGE ZOOM ===== */
.image-zoom-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.95);
  z-index: var(--z-modal);
  display: none;
  align-items: center;
  justify-content: center;
  cursor: zoom-out;
  animation: fadeInZoom 0.2s ease;
}

.image-zoom-overlay.active {
  display: flex;
}

.image-zoom-overlay img {
  max-width: 90%;
  max-height: 90%;
  object-fit: contain;
  border-radius: var(--radius-lg);
  animation: zoomIn 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.zoom-close {
  position: absolute;
  top: var(--space-8);
  right: var(--space-8);
  color: var(--color-white);
  font-size: 2rem;
  cursor: pointer;
  width: 56px;
  height: 56px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-base);
  border: 2px solid rgba(255, 255, 255, 0.2);
}

.zoom-close:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.4);
  transform: scale(1.1) rotate(90deg);
}

@keyframes fadeInZoom {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes zoomIn {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

/* ===== RESPONSIVE: TABLET ===== */
@media (max-width: 991px) {
  .ad-hero {
    grid-template-columns: 1fr;
    gap: var(--space-7);
  }

  .ad-images {
    position: static;
    max-height: none;
  }

  .ad-title {
    font-size: var(--text-2xl);
  }

  .ad-price {
    font-size: 2rem;
  }

  .tabs-nav {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .tab-button {
    flex-shrink: 0;
  }

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

  .action-buttons {
    position: static;
    grid-template-columns: 1fr;
  }

  .related-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-5);
  }
}

/* ===== RESPONSIVE: MOBILE ===== */
@media (max-width: 767px) {
  .ad-detail-container {
    padding: var(--space-6) 0;
  }

  .price-card,
  .tabs-container,
  .action-buttons,
  .description-section {
    padding: var(--space-6);
  }

  .tab-content {
    padding: var(--space-6);
  }

  .ad-images {
    padding: var(--space-4);
  }

  .ad-title {
    font-size: var(--text-xl);
  }

  .ad-price {
    font-size: var(--text-2xl);
  }

  .thumbnail-gallery {
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-2);
  }

  .meta-item {
    padding: var(--space-3);
  }

  .meta-icon {
    width: 40px;
    height: 40px;
    font-size: var(--text-base);
  }

  .btn {
    padding: var(--space-3) var(--space-5);
    font-size: var(--text-sm);
  }

  .related-ads h3 {
    font-size: var(--text-xl);
    margin-bottom: var(--space-6);
  }

  .related-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-4);
  }

  .seller-avatar {
    width: 60px;
    height: 60px;
    font-size: var(--text-2xl);
  }

  .seller-info h4 {
    font-size: var(--text-lg);
  }

  .seller-info p {
    font-size: var(--text-sm);
  }

  .zoom-close {
    width: 48px;
    height: 48px;
    font-size: 1.5rem;
  }

  .card-image {
    height: 160px;
  }
}

@media (max-width: 480px) {
  .card-image {
    height: 140px;
  }
}

@media (max-width: 374px) {
  .ad-title {
    font-size: var(--text-lg);
  }

  .ad-price {
    font-size: var(--text-xl);
  }

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

  .seller-stats {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }

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

/* ===== ACCESSIBILITY ===== */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ===== PRINT ===== */
@media print {
  .action-buttons,
  .share-button,
  .card-badges,
  .breadcrumb-section,
  .tabs-nav {
    display: none;
  }

  .ad-detail-container {
    background: var(--color-white);
    padding: 0;
  }

  .tab-content {
    display: block !important;
  }

  .product-card {
    box-shadow: none;
    border: 1px solid var(--color-border);
  }
}

/* ===== END OF SHOW.CSS ===== */