.hot-products-section {
  margin-top: 2%;
  padding: 60px 0;
  background-color: #fff;
  opacity: 0;
  transform: translateY(50px);
  transition: all 0.8s ease-out;
}

.hot-products-section.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.hot-products-section .container,
.about-video-section .container,
.lead-form-section .container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 15px;
}

.hot-products-section .section-header {
  margin-bottom: 40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.hot-products-section .section-header h2 {
  font-size: 32px;
  color: #333;
  margin-bottom: 0;
  font-weight: bold;
}

.hot-products-section .category-tabs {
  display: flex;
  gap: 30px;
  padding-bottom: 0;
}

.hot-products-section .category-tabs .category-tab-button {
  appearance: none;
  background: transparent;
  border: none;
  padding: 0;
  text-decoration: none;
  color: #999;
  font-size: 16px;
  position: relative;
  transition: color 0.3s;
  cursor: pointer;
}

.hot-products-section .category-tabs .category-tab-button:hover,
.hot-products-section .category-tabs .category-tab-button.active {
  color: #004ea2;
  font-weight: bold;
}

.hot-products-section .carousel-container {
  position: relative;
  padding: 0;
}

.hot-products-section .carousel-viewport {
  overflow: hidden;
  width: 100%;
}

.hot-products-section .carousel-track {
  display: flex;
  transition: transform 0.6s ease-in-out;
  width: 100%;
}

.hot-products-section .carousel-slide {
  flex: 0 0 100%;
  width: 100%;
}

.hot-products-section .products-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 15px;
}

.hot-products-section .product-card {
  border: 1px solid #eee;
  transition: box-shadow 0.3s;
  background: #fff;
  display: flex;
  flex-direction: column;
}

.hot-products-section .product-link {
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
  height: 100%;
}

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

.hot-products-section .product-image {
  position: relative;
  height: 150px;
  overflow: hidden;
  background: #f9f9f9;
}

.hot-products-section .product-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hot-products-section .product-tag {
  position: absolute;
  top: 5px;
  right: 5px;
  background: #ffd100;
  color: #004ea2;
  font-size: 10px;
  padding: 2px 6px;
  line-height: 1.2;
  font-weight: bold;
}

.hot-products-section .product-info {
  padding: 10px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.hot-products-section .product-title {
  font-size: 13px;
  font-weight: bold;
  color: #333;
  margin-bottom: 8px;
  height: 36px;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.hot-products-section .product-specs {
  display: flex;
  flex-direction: column;
  gap: 3px;
  margin-bottom: 10px;
  font-size: 11px;
  color: #666;
  flex: 1;
}

.hot-products-section .spec-item {
  display: flex;
  justify-content: space-between;
}

.hot-products-section .product-actions {
  display: flex;
  gap: 5px;
}

.hot-products-section .btn-inquiry,
.hot-products-section .btn-details {
  flex: 1;
  padding: 5px 0;
  font-size: 11px;
  border: none;
  cursor: pointer;
  transition: background 0.3s;
  text-align: center;
}

.hot-products-section .btn-inquiry {
  background-color: #004ea2;
  color: #fff;
}

.hot-products-section .btn-inquiry:hover {
  background-color: #003d80;
}

.hot-products-section .btn-details {
  background-color: #f0f0f0;
  color: #333;
}

.hot-products-section .btn-details:hover {
  background-color: #e0e0e0;
}

.hot-products-section .carousel-control {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 30px;
  height: 30px;
  background: #fff;
  border: 1px solid #ddd;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  color: #333;
  z-index: 2;
  transition: all 0.3s;
}

.hot-products-section .carousel-control:hover {
  background: #004ea2;
  color: #fff;
  border-color: #004ea2;
}

.hot-products-section .carousel-control.prev {
  left: -40px;
}

.hot-products-section .carousel-control.next {
  right: -40px;
}

.verified-section {
  padding: 60px 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  text-align: center;
  opacity: 0;
  transform: translateY(50px);
  transition: all 0.8s ease-out;
}

.verified-section.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.verified-section .container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 15px;
}

.verified-section .section-header {
  margin-bottom: 50px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.verified-section .section-header h2 {
  font-size: 28px;
  color: #004ea2;
  margin-bottom: 15px;
  font-weight: bold;
  text-align: center;
}

.verified-section .subtitle {
  font-size: 32px;
  color: #333;
  margin-bottom: 20px;
  font-weight: normal;
  text-align: center;
}

.verified-section .separator {
  width: 60px;
  height: 4px;
  background-color: #004ea2;
  margin: 0 auto 20px;
}

.verified-section .description {
  font-size: 14px;
  color: #666;
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.verified-section .carousel-container {
  position: relative;
  display: flex;
  align-items: center;
  padding: 0 20px;
}

.verified-section .carousel-viewport {
  overflow: hidden;
  width: 100%;
  margin: 0 20px;
}

.verified-section .carousel-track {
  display: flex;
  transition: transform 0.5s ease-in-out;
  width: 100%;
}

.verified-section .carousel-item {
  flex: 0 0 25%;
  padding: 0 10px;
  box-sizing: border-box;
}

.verified-section .item-content {
  text-align: center;
  cursor: pointer;
  display: block;
  text-decoration: none;
}

.verified-section .item-image {
  width: 100%;
  height: 200px;
  overflow: hidden;
  margin-bottom: 15px;
  position: relative;
}

.verified-section .item-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s;
}

.verified-section .item-content:hover .item-image img {
  transform: scale(1.05);
}

.verified-section .item-desc {
  font-size: 14px;
  color: #333;
  line-height: 1.5;
  padding: 0 5px;
}

.verified-section .nav-btn {
  background: none;
  border: none;
  cursor: pointer;
  color: #ccc;
  font-size: 40px;
  font-weight: 300;
  padding: 0;
  line-height: 1;
  transition: color 0.3s;
  user-select: none;
  z-index: 2;
}

.verified-section .nav-btn:hover {
  color: #004ea2;
}

.verified-section .nav-btn.prev {
  margin-right: 10px;
}

.verified-section .nav-btn.next {
  margin-left: 10px;
}

.about-video-section {
  padding: 80px 0;
  background-position: center;
  background-repeat: no-repeat;
  opacity: 0;
  transform: translateY(50px);
  transition: all 0.8s ease-out;
}

.about-video-section.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.about-video-section .content-wrapper {
  display: flex;
  align-items: center;
  gap: 0;
  position: relative;
}

.about-video-section .text-content {
  flex: 1;
  padding: 60px 140px 60px 60px;
  background-color: #fff;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
  z-index: 1;
  margin-right: -100px;
  position: relative;
}

.about-video-section .text-content h2 {
  font-size: 32px;
  font-weight: bold;
  color: #333;
  margin-bottom: 15px;
  position: relative;
}

.about-video-section .separator {
  width: 50px;
  height: 4px;
  background-color: #004ea2;
  margin-bottom: 30px;
}

.about-video-section .description {
  color: #666;
  line-height: 1.8;
  margin-bottom: 25px;
  font-size: 14px;
  text-align: justify;
}

.about-video-section .btn-more {
  background-color: #004ea2;
  color: #fff;
  border: none;
  padding: 12px 35px;
  font-size: 14px;
  cursor: pointer;
  margin-top: 10px;
  transition: background 0.3s;
  text-transform: uppercase;
}

.about-video-section .btn-more:hover {
  background-color: #003d80;
}

.about-video-section .video-content {
  flex: 1;
  display: flex;
  justify-content: flex-end;
  z-index: 2;
}

.about-video-section .video-placeholder {
  position: relative;
  width: 100%;
  max-width: 700px;
  height: 0;
  padding-bottom: 60%;
  background-color: #000;
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.about-video-section .video-placeholder img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.8;
}

.about-video-section .about-video-player {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: #000;
  outline: none;
}

.about-video-section .play-button {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 70px;
  height: 70px;
  background: transparent;
  border: 3px solid #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: transform 0.3s, background-color 0.3s;
}

.about-video-section .play-button svg {
  margin-left: 5px;
}

.about-video-section .play-button:hover {
  transform: translate(-50%, -50%) scale(1.1);
  background-color: rgba(255, 255, 255, 0.2);
}

.lead-form-section {
  padding: 80px 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  opacity: 0;
  transform: translateY(50px);
  transition: all 0.8s ease-out;
}

.lead-form-section.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.lead-form-section .section-title {
  text-align: center;
  margin-bottom: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
}

.lead-form-section .section-title h2 {
  font-size: 32px;
  font-weight: bold;
  color: #333;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.lead-form-section .dot-l,
.lead-form-section .dot-r {
  color: #004ea2;
  font-size: 24px;
}

.lead-form-section .form-container {
  max-width: 1000px;
  margin: 0 auto;
}

.lead-form-section .form-row {
  display: flex;
  gap: 30px;
  margin-bottom: 30px;
}

.lead-form-section .form-row.full-width {
  flex-direction: column;
}

.lead-form-section .form-group {
  flex: 1;
}

.lead-form-section .input-wrapper {
  position: relative;
  background: #fff;
  border-radius: 4px;
  overflow: hidden;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.02);
}

.lead-form-section .icon {
  position: absolute;
  left: 20px;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1;
  color: #004ea2;
}

.lead-form-section .textarea-wrapper .icon {
  top: 25px;
  transform: none;
}

.lead-form-section .form-input,
.lead-form-section .form-textarea {
  width: 100%;
  padding: 18px 20px 18px 50px;
  border: 1px solid transparent;
  background: #fff;
  font-size: 14px;
  color: #333;
  outline: none;
  transition: all 0.3s;
}

.lead-form-section .form-textarea {
  height: 150px;
  resize: none;
  font-family: inherit;
}

.lead-form-section .form-input::placeholder,
.lead-form-section .form-textarea::placeholder {
  color: #bbb;
}

.lead-form-section .form-action {
  text-align: center;
  margin-top: 10px;
}

.lead-form-section .btn-submit {
  background-color: #004ea2;
  color: #fff;
  font-weight: bold;
  border: none;
  padding: 15px 80px;
  font-size: 16px;
  border-radius: 30px;
  cursor: pointer;
  transition: background 0.3s, transform 0.2s;
  box-shadow: 0 4px 10px rgba(0, 78, 162, 0.3);
}

.lead-form-section .btn-submit:hover {
  background-color: #003d80;
  transform: translateY(-2px);
}

.news-section {
  padding: 80px 0;
  background-color: #f5f7fa;
  opacity: 0;
  transform: translateY(50px);
  transition: all 0.8s ease-out;
}

.news-section.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.news-section .container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 15px;
}

.news-section .section-header {
  text-align: center;
  margin-bottom: 50px;
}

.news-section .section-header h2 {
  font-size: 32px;
  color: #004ea2;
  font-weight: bold;
  text-transform: uppercase;
  position: relative;
  display: inline-block;
}

.news-section .news-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
}

.news-section .news-item {
  background: #fff;
  cursor: pointer;
  transition: transform 0.3s, box-shadow 0.3s;
  display: flex;
  flex-direction: column;
  text-decoration: none;
}

.news-section .news-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.news-section .news-image {
  width: 100%;
  height: 0;
  padding-bottom: 65%;
  overflow: hidden;
  position: relative;
}

.news-section .news-image img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s;
}

.news-section .news-item:hover .news-image img {
  transform: scale(1.1);
}

.news-section .news-content {
  padding: 20px;
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.news-section .news-title {
  font-size: 16px;
  font-weight: normal;
  color: #333;
  line-height: 1.5;
  margin-bottom: 20px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  height: 72px;
}

.news-section .news-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  color: #999;
  border-top: 1px solid #eee;
  padding-top: 15px;
}

.news-section .news-category,
.news-section .news-date {
  color: #ccc;
}

@media (max-width: 1200px) {
  .hot-products-section .products-grid {
    grid-template-columns: repeat(3, 1fr);
    row-gap: 20px;
  }

  .hot-products-section .product-image {
    height: 180px;
  }

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

@media (max-width: 1024px) {
  .verified-section .carousel-item {
    flex: 0 0 33.333%;
  }
}

@media (max-width: 992px) {
  .about-video-section .text-content {
    padding: 40px;
    margin-right: -50px;
  }

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

@media (max-width: 768px) {
  .hot-products-section,
  .verified-section {
    padding: 24px 0;
  }

  .hot-products-section .products-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }

  .hot-products-section .product-image {
    height: 120px;
  }

  .hot-products-section .section-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 20px;
  }

  .hot-products-section .section-header h2 {
    font-size: 24px;
  }

  .hot-products-section .category-tabs {
    width: 100%;
    overflow-x: auto;
    padding-bottom: 5px;
    gap: 15px;
    white-space: nowrap;
    -webkit-overflow-scrolling: touch;
  }

  .hot-products-section .category-tabs::-webkit-scrollbar {
    display: none;
  }

  .hot-products-section .carousel-control {
    width: 24px;
    height: 24px;
    font-size: 12px;
  }

  .hot-products-section .carousel-control.prev {
    left: -10px;
  }

  .hot-products-section .carousel-control.next {
    right: -10px;
  }

  .verified-section .section-header h2 {
    font-size: 22px;
  }

  .verified-section .subtitle {
    font-size: 20px;
    margin-bottom: 15px;
  }

  .verified-section .description {
    font-size: 13px;
    padding: 0 15px;
  }

  .verified-section .carousel-container {
    padding: 0;
  }

  .verified-section .nav-btn {
    font-size: 30px;
  }

  .verified-section .carousel-item {
    flex: 0 0 50%;
    padding: 0 5px;
  }

  .verified-section .item-image {
    height: 150px;
  }

  .about-video-section,
  .lead-form-section,
  .news-section {
    padding: 32px 0;
  }

  .about-video-section .content-wrapper {
    flex-direction: column;
    gap: 20px;
  }

  .about-video-section .text-content {
    margin-right: 0;
    padding: 20px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
    z-index: 1;
  }

  .about-video-section .text-content h2 {
    font-size: 24px;
  }

  .about-video-section .description {
    font-size: 13px;
    margin-bottom: 15px;
  }

  .about-video-section .btn-more {
    padding: 10px 20px;
    font-size: 13px;
    width: 100%;
    text-align: center;
    box-sizing: border-box;
  }

  .about-video-section .video-content {
    justify-content: center;
    width: 100%;
    z-index: 1;
  }

  .about-video-section .play-button {
    width: 50px;
    height: 50px;
  }

  .about-video-section .play-button svg {
    width: 24px;
    height: 24px;
  }

  .lead-form-section .form-row {
    flex-direction: column;
    gap: 15px;
    margin-bottom: 15px;
  }

  .lead-form-section .section-title h2 {
    font-size: 20px;
    line-height: 1.3;
  }

  .lead-form-section .dot-l,
  .lead-form-section .dot-r {
    font-size: 18px;
  }

  .lead-form-section .form-input,
  .lead-form-section .form-textarea {
    padding: 12px 15px 12px 40px;
    font-size: 13px;
  }

  .lead-form-section .icon {
    left: 12px;
  }

  .lead-form-section .textarea-wrapper .icon {
    top: 15px;
  }

  .lead-form-section .form-textarea {
    height: 120px;
  }

  .lead-form-section .btn-submit {
    padding: 12px 50px;
    font-size: 15px;
    width: 100%;
  }

  .news-section .section-header {
    margin-bottom: 30px;
  }

  .news-section .section-header h2 {
    font-size: 24px;
  }

  .news-section .news-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .news-section .news-content {
    padding: 15px;
  }

  .news-section .news-title {
    font-size: 15px;
    margin-bottom: 15px;
    height: 68px;
  }
}

@media (max-width: 480px) {
  .verified-section .carousel-item {
    flex: 0 0 100%;
  }

  .verified-section .item-image {
    height: 220px;
  }
}