.product-bottom {
  display: flex;
  gap: 40px;
}

.description-section {
  flex: 1;
  min-width: 0;
  overflow-x: hidden;
}

.section-title {
  font-size: 24px;
  font-weight: bold;
  margin-bottom: 30px;
  padding-bottom: 0;
  border-bottom: none;
}

.description-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  column-gap: 60px;
  row-gap: 20px;
  margin-bottom: 40px;
}

.desc-item {
  display: flex;
  align-items: flex-start;
  font-size: 14px;
  line-height: 1.5;
}

.desc-label {
  width: 180px;
  color: #666;
  flex-shrink: 0;
}

.desc-separator {
  margin-right: 15px;
  color: #666;
}

.desc-value {
  flex: 1;
  color: #333;
}

.description-text {
  padding-top: 30px;
  border-top: 1px solid #eee;
  font-size: 14px;
  line-height: 1.8;
  color: #555;
}

.description-html {
  padding-top: 30px;
  border-top: 1px solid #eee;
  color: #555;
  line-height: 1.8;
  overflow-x: auto;
}

.description-html img {
  max-width: 100%;
  height: auto;
}

.description-html table {
  width: 100%;
  max-width: 100%;
  display: block;
  overflow-x: auto;
}

.description-text p {
  margin-bottom: 15px;
}

.recommended-section {
  width: 300px;
}

.recommended-item {
  display: flex;
  gap: 10px;
  margin-bottom: 20px;
  text-decoration: none;
  color: inherit;
}

.recommended-item img {
  width: 100px;
  height: 80px;
  object-fit: cover;
  background: #f9f9f9;
}

.rec-info h4 {
  font-size: 14px;
  margin-bottom: 5px;
  line-height: 1.3;
  color: #333;
}

.price-hint {
  font-size: 12px;
  color: #004ea2;
}

.recommended-empty {
  font-size: 13px;
  color: #999;
}

.our-products-section {
  margin-top: 60px;
  padding-top: 40px;
  border-top: 1px solid #eee;
}

.section-heading {
  font-size: 24px;
  font-weight: bold;
  text-align: center;
  margin-bottom: 40px;
  text-transform: uppercase;
  position: relative;
}

.section-heading::after {
  content: '';
  display: block;
  width: 60px;
  height: 3px;
  background: #004ea2;
  margin: 15px auto 0;
}

.category-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.category-card {
  display: block;
  text-align: center;
  cursor: pointer;
  transition: transform 0.3s;
  color: inherit;
  text-decoration: none;
}

.category-card:hover {
  transform: translateY(-5px);
}

.category-card.is-link:hover .category-title {
  color: #004ea2;
}

.category-image {
  width: 100%;
  aspect-ratio: 1;
  background: #f5f5f5;
  margin-bottom: 15px;
  overflow: hidden;
  border-radius: 4px;
}

.category-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s;
}

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

.category-title {
  font-size: 16px;
  font-weight: 600;
  color: #333;
}

.faq-section {
  margin-top: 60px;
  padding-top: 40px;
  border-top: 1px solid #eee;
}

.faq-list {
  max-width: 1000px;
  margin: 0 auto;
}

.faq-item {
  margin-bottom: 30px;
  padding-bottom: 30px;
  border-bottom: 1px solid #f0f0f0;
}

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

.faq-question {
  color: #ff5722;
  font-size: 18px;
  font-weight: bold;
  margin-bottom: 15px;
  display: flex;
  align-items: baseline;
}

.faq-bullet {
  font-size: 10px;
  margin-right: 10px;
  vertical-align: middle;
  color: #ff5722;
}

.faq-answer {
  color: #666;
  font-size: 14px;
  line-height: 1.8;
  padding-left: 20px;
}

.inquiry-section {
  margin-top: 60px;
  background-color: #1a202c;
  padding: 60px 20px;
  text-align: center;
  color: #fff;
}

.inquiry-title {
  font-size: 24px;
  font-weight: bold;
  margin-bottom: 10px;
  text-transform: uppercase;
}

.inquiry-subtitle {
  font-size: 14px;
  margin-bottom: 30px;
  color: #ccc;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.btn-inquiry-action {
  background-color: var(--inquiry-btn-bg, #ff5722);
  color: #fff;
  border: none;
  padding: 12px 30px;
  font-size: 16px;
  font-weight: bold;
  cursor: pointer;
  border-radius: 4px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  transition: background-color 0.3s;
}

.btn-inquiry-action:hover {
  background-color: var(--inquiry-btn-bg-hover, #e64a19);
}

.btn-inquiry-action .icon {
  font-size: 18px;
}

.hot-products-section {
  padding: 60px 0;
}

.hot-products-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.hot-product-card {
  border: 1px solid #eee;
  padding: 15px;
  transition: box-shadow 0.3s;
  text-decoration: none;
  color: inherit;
}

.hot-product-card:hover {
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.hot-product-image {
  width: 100%;
  height: 200px;
  margin-bottom: 15px;
  overflow: hidden;
}

.hot-product-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s;
}

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

.hot-product-title {
  font-size: 16px;
  font-weight: bold;
  margin-bottom: 10px;
  line-height: 1.4;
  height: 44px;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.hot-product-info {
  font-size: 13px;
  color: #666;
}

.hot-product-model {
  margin-bottom: 5px;
}

.hot-product-price {
  font-weight: bold;
  color: #333;
  margin-bottom: 5px;
}

.hot-product-link {
  color: #004ea2;
  text-decoration: none;
  display: inline-block;
  margin-top: 5px;
}

.hot-product-link:hover {
  text-decoration: underline;
}

.hot-products-empty {
  grid-column: 1 / -1;
  text-align: center;
  color: #999;
  padding: 40px 0;
}

.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 1000;
}

.modal-container {
  background: #fff;
  width: 90%;
  max-width: 500px;
  border-radius: 4px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.modal-header {
  background: #3f51b5;
  color: #fff;
  padding: 15px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-header h3 {
  margin: 0;
  font-size: 18px;
  font-weight: 600;
}

.close-btn {
  background: none;
  border: none;
  color: #fff;
  font-size: 24px;
  cursor: pointer;
  line-height: 1;
}

.modal-body {
  padding: 20px;
}

.modal-product-info {
  display: flex;
  align-items: center;
  margin-bottom: 20px;
  padding-bottom: 20px;
  border-bottom: 1px solid #eee;
  position: relative;
}

.modal-product-img {
  width: 60px;
  height: 60px;
  object-fit: cover;
  margin-right: 15px;
  border: 1px solid #eee;
}

.modal-product-details h4 {
  margin: 0;
  font-size: 14px;
  line-height: 1.4;
  color: #333;
}

.help-icon {
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 20px;
  height: 20px;
  background: #999;
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  cursor: pointer;
}

.form-group {
  margin-bottom: 15px;
}

.form-control {
  width: 100%;
  padding: 10px;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-family: inherit;
  font-size: 14px;
  background: #f9f9f9;
}

.form-control:focus {
  outline: none;
  border-color: #3f51b5;
  background: #fff;
}

textarea.form-control {
  resize: vertical;
}

.btn-send-modal {
  width: 100%;
  padding: 12px;
  background: #004ea2;
  color: #fff;
  border: none;
  border-radius: 4px;
  font-size: 16px;
  font-weight: bold;
  cursor: pointer;
  transition: background 0.3s;
  text-align: center;
}

.btn-send-modal:hover {
  background: #003d80;
}

@media (max-width: 992px) {
  .description-grid {
    column-gap: 20px;
  }
}

@media (max-width: 768px) {
  .product-bottom {
    flex-direction: column;
    gap: 30px;
  }

  .recommended-section {
    width: 100%;
  }

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

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

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

  .inquiry-section {
    padding: 40px 15px;
  }
}

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

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