/* ============================================================
   FALCON SURVEILLANCE - PRODUCT SYSTEM STYLES
   Premium product cards, filters, search, and detail pages
   ============================================================ */

/* ========== PRODUCT SEARCH ========== */

.search-container {
  position: relative;
  margin-bottom: var(--spacing-8);
}

.search-box {
  width: 100%;
  padding: var(--spacing-4) var(--spacing-6);
  font-size: var(--fs-base);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-bg-secondary);
  color: var(--color-text-primary);
  transition: all var(--transition-base);
}

.search-box:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(0, 86, 205, 0.1);
  background: var(--color-bg-primary);
}

.search-suggestions {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border);
  border-top: none;
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
  max-height: 300px;
  overflow-y: auto;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all var(--transition-base);
  z-index: 100;
}

.search-suggestions.active {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.suggestion-item {
  padding: var(--spacing-3) var(--spacing-6);
  cursor: pointer;
  transition: all var(--transition-fast);
  border-bottom: 1px solid var(--color-border);
}

.suggestion-item:last-child {
  border-bottom: none;
}

.suggestion-item:hover {
  background: var(--color-bg-secondary);
  padding-left: var(--spacing-8);
}

/* ========== PRODUCT FILTERS ========== */

.filters-container {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-4);
  margin-bottom: var(--spacing-8);
  padding-bottom: var(--spacing-6);
  border-bottom: 1px solid var(--color-border);
}

.filter-group {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
}

.filter-label {
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: var(--ls-wide);
}

.filter-button {
  padding: var(--spacing-2) var(--spacing-4);
  font-size: var(--fs-sm);
  border: 1px solid var(--color-border);
  background: var(--color-bg-secondary);
  color: var(--color-text-primary);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-base);
}

.filter-button:hover,
.filter-button.active {
  background: var(--color-primary);
  color: white;
  border-color: var(--color-primary);
}

.filter-select {
  padding: var(--spacing-2) var(--spacing-4);
  font-size: var(--fs-sm);
  border: 1px solid var(--color-border);
  background: var(--color-bg-secondary);
  color: var(--color-text-primary);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-base);
}

.filter-select:focus {
  outline: none;
  border-color: var(--color-primary);
  background: var(--color-bg-primary);
}

/* ========== PRODUCT CATEGORY CARDS ========== */

.category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-6);
  margin-bottom: var(--spacing-12);
}

.category-card {
  position: relative;
  padding: var(--spacing-8);
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  cursor: pointer;
  transition: all var(--transition-base);
  overflow: hidden;
}

.category-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  opacity: 0;
  transition: opacity var(--transition-base);
  z-index: -1;
}

.category-card:hover {
  transform: translateY(-8px);
  border-color: var(--color-primary);
  background: var(--color-bg-primary);
}

.category-card:hover::before {
  opacity: 0.05;
}

.category-icon {
  font-size: var(--fs-5xl);
  margin-bottom: var(--spacing-4);
  display: inline-block;
  animation: none;
}

.category-card:hover .category-icon {
  animation: none;
}

.category-name {
  font-size: var(--fs-2xl);
  font-weight: var(--fw-bold);
  margin-bottom: var(--spacing-2);
  color: var(--color-text-primary);
}

.category-description {
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-4);
}

.category-count {
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: var(--ls-wide);
}

/* ========== PRODUCT SECTION ========== */

.section-products {
  padding: clamp(4rem, 7vw, 6rem) 0;
  position: relative;
}

.section-products::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(248, 249, 253, 0.35), transparent 30%);
  pointer-events: none;
}

.section-products .container {
  position: relative;
  z-index: 1;
}

.section-products .section-title {
  margin-bottom: var(--spacing-8);
}

.section-products .search-container {
  max-width: 760px;
  margin: 0 auto var(--spacing-8);
}

/* ========== PRODUCT CARDS ========== */

.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--spacing-6);
  margin-bottom: var(--spacing-12);
}

.product-card {
  position: relative;
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  overflow: hidden;
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
}

.product-card:hover {
  transform: translateY(-12px);
  border-color: var(--color-primary);
  box-shadow: 0 20px 40px rgba(0, 86, 205, 0.15);
}

.product-image-wrapper {
  position: relative;
  width: 100%;
  padding-top: 100%;
  overflow: hidden;
  background: linear-gradient(135deg, var(--color-bg-primary), var(--color-bg-secondary));
}

.product-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.product-card:hover .product-image {
  transform: scale(1.1);
}

.product-badge {
  position: absolute;
  top: var(--spacing-4);
  right: var(--spacing-4);
  padding: var(--spacing-2) var(--spacing-4);
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: white;
  font-size: var(--fs-xs);
  font-weight: var(--fw-bold);
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: var(--ls-widest);
  z-index: 10;
  animation: none;
}

.product-badge.bestseller {
  background: linear-gradient(135deg, #ff6b35, #ff8c5a);
}

.product-badge.popular {
  background: linear-gradient(135deg, #0056cd, #3a8aff);
}

.product-content {
  padding: var(--spacing-6);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.product-brand {
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: var(--ls-wide);
  margin-bottom: var(--spacing-2);
}

.product-name {
  font-size: var(--fs-lg);
  font-weight: var(--fw-bold);
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-3);
  line-height: var(--lh-tight);
}

.product-description {
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-4);
}

.product-features {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-2);
  margin-bottom: var(--spacing-4);
}

.feature-tag {
  font-size: var(--fs-xs);
  padding: var(--spacing-1) var(--spacing-3);
  background: var(--color-bg-primary);
  color: var(--color-primary);
  border-radius: var(--radius-full);
  border: 1px solid var(--color-primary);
}

.product-price-section {
  margin-bottom: var(--spacing-6);
  padding-bottom: var(--spacing-6);
  border-bottom: 1px solid var(--color-border);
}

.product-price {
  font-size: var(--fs-2xl);
  font-weight: var(--fw-bold);
  color: var(--color-primary);
  margin-bottom: var(--spacing-2);
}

.product-price-small {
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
}

.product-badges-list {
  display: flex;
  gap: var(--spacing-2);
  margin-bottom: var(--spacing-4);
}

.product-badge-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
  font-size: var(--fs-xs);
  color: var(--color-text-secondary);
  padding: var(--spacing-2) var(--spacing-3);
  background: var(--color-bg-primary);
  border-radius: var(--radius-lg);
}

.product-badge-icon {
  font-size: var(--fs-base);
}

.product-rating {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
  margin-bottom: var(--spacing-4);
}

.stars {
  display: flex;
  gap: var(--spacing-1);
  color: #ffc107;
  font-size: var(--fs-sm);
}

.rating-text {
  font-size: var(--fs-xs);
  color: var(--color-text-secondary);
}

.product-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-3);
}

.product-action-button {
  padding: var(--spacing-3) var(--spacing-4);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  border: 1px solid var(--color-border);
  background: var(--color-bg-primary);
  color: var(--color-text-primary);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-base);
}

.product-action-button:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: white;
  transform: translateY(-2px);
}

.product-action-button.primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  border-color: var(--color-primary);
  color: white;
}

.product-action-button.primary:hover {
  box-shadow: 0 8px 20px rgba(0, 86, 205, 0.3);
}

/* ========== PRODUCT DETAIL PAGE ========== */

.product-detail-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-12);
  margin: var(--spacing-12) 0;
}

.product-gallery {
  position: relative;
}

.gallery-main {
  width: 100%;
  aspect-ratio: 1;
  background: var(--color-bg-secondary);
  border-radius: var(--radius-2xl);
  overflow: hidden;
  margin-bottom: var(--spacing-4);
}

.gallery-main-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.gallery-thumbnails {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-3);
}

.gallery-thumbnail {
  width: 100%;
  aspect-ratio: 1;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: pointer;
  transition: all var(--transition-base);
}

.gallery-thumbnail:hover,
.gallery-thumbnail.active {
  border-color: var(--color-primary);
}

.gallery-thumbnail img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.product-info {
  display: flex;
  flex-direction: column;
}

.product-detail-header {
  margin-bottom: var(--spacing-8);
}

.product-detail-brand {
  font-size: var(--fs-sm);
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: var(--ls-wide);
  margin-bottom: var(--spacing-2);
}

.product-detail-name {
  font-size: var(--fs-4xl);
  font-weight: var(--fw-bold);
  margin-bottom: var(--spacing-4);
  line-height: var(--lh-tight);
}

.product-detail-rating {
  display: flex;
  align-items: center;
  gap: var(--spacing-4);
  margin-bottom: var(--spacing-6);
}

.product-detail-description {
  font-size: var(--fs-base);
  color: var(--color-text-secondary);
  line-height: var(--lh-loose);
  margin-bottom: var(--spacing-8);
}

.product-pricing-detail {
  background: var(--color-bg-secondary);
  padding: var(--spacing-6);
  border-radius: var(--radius-lg);
  margin-bottom: var(--spacing-8);
}

.price-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-3) 0;
  border-bottom: 1px solid var(--color-border);
}

.price-row:last-child {
  border-bottom: none;
}

.price-label {
  font-size: var(--fs-base);
  color: var(--color-text-secondary);
}

.price-value {
  font-size: var(--fs-xl);
  font-weight: var(--fw-bold);
  color: var(--color-primary);
}

.product-features-detail {
  margin-bottom: var(--spacing-8);
}

.features-title {
  font-size: var(--fs-xl);
  font-weight: var(--fw-bold);
  margin-bottom: var(--spacing-4);
}

.features-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-4);
}

.feature-item {
  display: flex;
  gap: var(--spacing-3);
  padding: var(--spacing-3);
  background: var(--color-bg-primary);
  border-radius: var(--radius-lg);
}

.feature-item-icon {
  font-size: var(--fs-xl);
  color: var(--color-primary);
}

.feature-item-text {
  font-size: var(--fs-base);
  color: var(--color-text-primary);
}

.product-actions-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-4);
  margin-bottom: var(--spacing-8);
}

.action-button-large {
  padding: var(--spacing-4) var(--spacing-6);
  font-size: var(--fs-base);
  font-weight: var(--fw-bold);
  border: none;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-base);
}

.action-button-large.primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: white;
}

.action-button-large.primary:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(0, 86, 205, 0.3);
}

.action-button-large.secondary {
  background: var(--color-bg-secondary);
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

.action-button-large.secondary:hover {
  background: var(--color-primary);
  color: white;
}

.specifications-section {
  background: var(--color-bg-secondary);
  padding: var(--spacing-6);
  border-radius: var(--radius-2xl);
  margin-bottom: var(--spacing-8);
}

.specifications-title {
  font-size: var(--fs-xl);
  font-weight: var(--fw-bold);
  margin-bottom: var(--spacing-4);
}

.specs-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-4);
}

.spec-item {
  padding: var(--spacing-3);
  background: var(--color-bg-primary);
  border-radius: var(--radius-lg);
}

.spec-label {
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-1);
}

.spec-value {
  font-size: var(--fs-base);
  font-weight: var(--fw-semibold);
  color: var(--color-text-primary);
}

/* ========== CUSTOMER REVIEWS ========== */

.reviews-section {
  margin-bottom: var(--spacing-12);
}

.reviews-title {
  font-size: var(--fs-3xl);
  font-weight: var(--fw-bold);
  margin-bottom: var(--spacing-8);
  text-align: center;
}

.reviews-slider {
  position: relative;
  overflow: hidden;
}

.reviews-track {
  display: flex;
  transition: transform var(--transition-slow);
}

.review-card {
  flex: 0 0 100%;
  padding: var(--spacing-8);
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(20px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  animation: none;
}


.review-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-4);
  margin-bottom: var(--spacing-4);
}

.review-avatar {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--color-primary);
}

.review-author-info {
  flex: 1;
}

.review-author-name {
  font-size: var(--fs-base);
  font-weight: var(--fw-bold);
  color: var(--color-text-primary);
}

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

.review-verified {
  font-size: var(--fs-xs);
  color: #27ae60;
  display: flex;
  align-items: center;
  gap: var(--spacing-1);
  margin-top: var(--spacing-1);
}

.review-stars {
  display: flex;
  gap: var(--spacing-1);
  margin-bottom: var(--spacing-4);
}

.review-title {
  font-size: var(--fs-lg);
  font-weight: var(--fw-bold);
  margin-bottom: var(--spacing-3);
}

.review-text {
  font-size: var(--fs-base);
  line-height: var(--lh-loose);
  color: var(--color-text-secondary);
}

.reviews-navigation {
  display: flex;
  justify-content: center;
  gap: var(--spacing-4);
  margin-top: var(--spacing-8);
}

.review-nav-button {
  width: 40px;
  height: 40px;
  border: none;
  background: var(--color-bg-secondary);
  color: var(--color-primary);
  border-radius: 50%;
  cursor: pointer;
  transition: all var(--transition-base);
  font-size: var(--fs-lg);
  display: flex;
  align-items: center;
  justify-content: center;
}

.review-nav-button:hover {
  background: var(--color-primary);
  color: white;
  transform: scale(1.1);
}

.review-dots {
  display: flex;
  justify-content: center;
  gap: var(--spacing-2);
  margin-top: var(--spacing-4);
}

.review-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-border);
  cursor: pointer;
  transition: all var(--transition-base);
}

.review-dot.active {
  background: var(--color-primary);
  width: 24px;
  border-radius: var(--radius-full);
}

/* ========== BUYING GUIDE SECTION ========== */

.buying-guide-section {
  padding: var(--spacing-12) 0;
}

.guide-title {
  font-size: var(--fs-4xl);
  font-weight: var(--fw-bold);
  margin-bottom: var(--spacing-12);
  text-align: center;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.guide-sections {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--spacing-8);
}

.guide-item {
  padding: var(--spacing-8);
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  transition: all var(--transition-base);
}

.guide-item:hover {
  border-color: var(--color-primary);
  transform: translateY(-8px);
}

.guide-item-heading {
  font-size: var(--fs-xl);
  font-weight: var(--fw-bold);
  color: var(--color-primary);
  margin-bottom: var(--spacing-4);
}

.guide-item-content {
  font-size: var(--fs-base);
  line-height: var(--lh-loose);
  color: var(--color-text-secondary);
}

/* ========== RELATED PRODUCTS ========== */

.related-products-section {
  padding: var(--spacing-12) 0;
}

.related-title {
  font-size: var(--fs-3xl);
  font-weight: var(--fw-bold);
  margin-bottom: var(--spacing-8);
}

.related-products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--spacing-6);
}

/* ========== CTA SECTION - PRODUCT ========== */

.product-cta-section {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  padding: var(--spacing-12);
  border-radius: var(--radius-3xl);
  text-align: center;
  color: white;
  margin: var(--spacing-12) 0;
}

.product-cta-title {
  font-size: var(--fs-3xl);
  font-weight: var(--fw-bold);
  margin-bottom: var(--spacing-4);
}

.product-cta-description {
  font-size: var(--fs-lg);
  margin-bottom: var(--spacing-8);
  opacity: 0.95;
}

.product-cta-buttons {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-4);
  max-width: 600px;
  margin: 0 auto;
}

.cta-button {
  padding: var(--spacing-4) var(--spacing-8);
  font-size: var(--fs-base);
  font-weight: var(--fw-bold);
  border: 2px solid white;
  background: transparent;
  color: white;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-base);
}

.cta-button:hover {
  background: white;
  color: var(--color-primary);
  transform: translateY(-4px);
}

.cta-button.primary {
  background: white;
  color: var(--color-primary);
  border-color: white;
}

.cta-button.primary:hover {
  background: transparent;
  color: white;
}

/* ========== RESPONSIVE DESIGN ========== */

@media (max-width: 1440px) {
  .product-detail-container {
    gap: var(--spacing-8);
  }

  .guide-sections {
    grid-template-columns: repeat(2, 1fr);
  }

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

@media (max-width: 1024px) {
  .product-detail-container {
    grid-template-columns: 1fr;
    gap: var(--spacing-8);
  }

  .products-grid {
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  }

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

  .features-list {
    grid-template-columns: 1fr;
  }

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

  .guide-sections {
    grid-template-columns: 1fr;
  }

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

  .product-cta-buttons {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .products-grid {
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--spacing-4);
  }

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

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

  .product-actions-detail {
    grid-template-columns: 1fr;
  }

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

  .product-actions {
    grid-template-columns: 1fr;
  }

  .filter-button,
  .filter-select {
    padding: var(--spacing-2) var(--spacing-3);
    font-size: var(--fs-xs);
  }

  .filters-container {
    gap: var(--spacing-2);
  }

  .product-cta-buttons {
    grid-template-columns: 1fr;
  }

  .product-detail-header {
    margin-bottom: var(--spacing-4);
  }

  .product-detail-name {
    font-size: var(--fs-2xl);
  }
}

@media (max-width: 480px) {
  .products-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-3);
  }

  .category-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-4);
  }

  .category-card {
    padding: var(--spacing-4);
  }

  .product-card {
    margin-bottom: var(--spacing-4);
  }

  .product-actions {
    grid-template-columns: 1fr;
    gap: var(--spacing-2);
  }

  .gallery-thumbnails {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-2);
  }

  .review-card {
    padding: var(--spacing-4);
  }

  .review-header {
    gap: var(--spacing-2);
  }

  .review-avatar {
    width: 50px;
    height: 50px;
  }

  .product-detail-name {
    font-size: var(--fs-xl);
  }

  .reviews-title {
    font-size: var(--fs-2xl);
  }

  .guide-title {
    font-size: var(--fs-2xl);
  }

  .guides-sections {
    gap: var(--spacing-4);
  }

  .guide-item {
    padding: var(--spacing-4);
  }

  .product-cta-section {
    padding: var(--spacing-6);
  }

  .product-cta-title {
    font-size: var(--fs-xl);
  }

  .product-cta-description {
    font-size: var(--fs-base);
  }
}