.hero-copy {
  margin-top: 34px;
}
.hero-copy > span,
.section-title > span {
  letter-spacing: 3px;
  font-size: 12px;
  color: #56b6ff;
  font-weight: 700;
}
.hero-copy h1 {
  font-size: 40px;
  font-weight: 700;
  margin: 10px 0 8px;
}
.hero-copy p {
  font-size: 16px;
  color: #d7e5f0;
  margin: 0;
}
.related-section {
  background: #f7f9fb;
}
.related-card {
  display: block;
  background: #fff;
  text-decoration: none;
  color: #24384b;
  border: 1px solid #e7edf2;
  transition: 0.3s;
  height: 100%;
}
.related-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 15px 35px rgba(30, 60, 90, 0.12);
}
.related-img {
  height: 230px;
  background: #f6f8fa;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.related-img img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 20px;
  transition: 0.45s;
}
.related-card:hover .related-img img {
  transform: scale(1.06);
}
.related-body {
  padding: 20px;
}
.related-body span {
  font-size: 12px;
  color: #0d6efd;
}
.related-body h4 {
  font-size: 17px;
  margin: 7px 0 14px;
}
.related-body em {
  font-style: normal;
  color: #6c7c8c;
  font-size: 13px;
}
.related-body em i {
  margin-left: 5px;
}
.related-prev,
.related-next {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
  color: #18344c;
}
.related-prev:after,
.related-next:after {
  font-size: 16px;
}
.product-main {
  background: #fff;
}
.product-gallery {
  position: sticky;
  top: 105px;
}
.productSwiper {
  height: 500px;
  border: 1px solid #e6edf3;
  background: #f7fafc;
  border-radius: 8px;
  overflow: hidden;
}
.gallery-slide {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 45px;
}
.gallery-slide img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  transition: 0.5s;
}
.gallery-slide:hover img {
  transform: scale(1.03);
}
.gallery-prev,
.gallery-next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 5;
  border: 0;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(15, 39, 61, 0.72);
  color: #fff;
}
.gallery-prev {
  left: 18px;
}
.gallery-next {
  right: 18px;
}
.swiper-pagination-bullet-active {
  background: #0154bc;
}
.thumbSwiper {
  height: 92px;
}
.thumb-slide {
  width: 110px !important;
  border: 1px solid #e4e9ee;
  border-radius: 5px;
  overflow: hidden;
  background: #f7f9fb;
  cursor: pointer;
  opacity: 0.65;
  transition: 0.25s;
}
.thumb-slide.swiper-slide-thumb-active {
  opacity: 1;
  border: 2px solid #0154bc;
}
.thumb-slide img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.product-info {
  padding-top: 10px;
}
.product-label {
  text-transform: uppercase;
  font-size: 12px;
  color: #0154bc;
  font-weight: 700;
  letter-spacing: 1.4px;
}
.product-info h2 {
  font-size: 32px;
  line-height: 1.35;
  margin: 10px 0 16px;
  color: #162c40;
}
.info-line {
  width: 48px;
  height: 3px;
  background: #0154bc;
  margin-bottom: 20px;
}
.intro {
  color: #687788;
  line-height: 1.9;
  font-size: 15px;
}
.spec-box {
  margin-top: 24px;
  border-top: 1px solid #e7edf2;
  border-bottom: 1px solid #e7edf2;
}
.spec-row {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 13px 4px;
  border-bottom: 1px dashed #e4e9ee;
  font-size: 14px;
}
.spec-row:last-child {
  border-bottom: 0;
}
.spec-row span {
  color: #7a8795;
}
.spec-row strong {
  font-weight: 600;
  color: #263b50;
  text-align: right;
}
.service-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin: 22px 0;
}
.service-tags span {
  padding: 7px 11px;
  background: #eef7ff;
  color: #1766a8;
  border-radius: 3px;
  font-size: 13px;
}
.service-tags i {
  margin-right: 5px;
}
.action-box {
  display: flex;
  gap: 12px;
}
.btn-primary-custom,
.btn-outline-custom {
  border-radius: 4px;
  padding: 12px 24px;
  font-size: 15px;
}
.btn-primary-custom {
  background: #0154bc;
  color: #fff;
  border: 1px solid #0154bc;
}
.btn-primary-custom:hover {
  background: #0b5ed7;
  color: #fff;
}
.btn-outline-custom {
  border: 1px solid #0154bc;
  color: #0154bc;
}
.btn-outline-custom:hover {
  background: #0154bc;
  color: #fff;
}
.contact-tip {
  margin-top: 18px;
  color: #8996a4;
  font-size: 13px;
}
.contact-tip i {
  color: #0154bc;
  margin-right: 5px;
}
.quick-feature {
  background: #f5f8fb;
  border-top: 1px solid #e9eff4;
  border-bottom: 1px solid #e9eff4;
}
.quick-item {
  min-height: 100px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 15px;
  border-right: 1px solid #e1e8ef;
}
.quick-item:last-child {
  border-right: 0;
}
.quick-item i {
  font-size: 30px;
  color: #0154bc;
}
.quick-item strong {
  display: block;
  font-size: 16px;
  color: #20364b;
}
.quick-item small {
  display: block;
  color: #8996a4;
  margin-top: 3px;
}
.detail-section {
  background: #fff;
}
.section-title h2 {
  font-size: 30px;
  margin: 8px 0 12px;
  color: #1d3042;
}
.title-line {
  width: 50px;
  height: 3px;
  background: #0154bc;
  margin: 0 auto;
}
.detail-content {
  margin-top: 42px;
}
.detail-tabs .nav-pills {
  gap: 8px;
}
.detail-tabs .nav-link {
  padding: 10px 30px !important;
  color: #4f6172 !important;
  background: #f3f6f9;
  border-radius: 3px;
}
.detail-tabs .nav-link:after {
  display: none;
}
.detail-tabs .nav-link.active {
  background: #0154bc;
  color: #fff !important;
}
.detail-content h3 {
  font-size: 25px;
  margin-bottom: 18px;
  color: #20384e;
}
.detail-content p {
  line-height: 2;
  color: #667688;
}
.detail-image {
  height: 390px;
  background: #f6f8fa;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid #e7edf2;
  border-radius: 6px;
  padding: 35px;
}
.detail-image img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}
.check-list {
  padding: 0;
  margin: 25px 0 0;
  list-style: none;
}
.check-list li {
  margin: 13px 0;
  color: #506274;
}
.check-list i {
  color: #0154bc;
  margin-right: 8px;
}
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.process-card {
  position: relative;
  padding: 30px 24px;
  border: 1px solid #e4ebf1;
  border-radius: 5px;
  background: #fff;
  transition: 0.3s;
}
.process-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 35px rgba(30, 60, 90, 0.1);
}
.process-card > b {
  position: absolute;
  right: 16px;
  top: 12px;
  color: #dfe9f2;
  font-size: 30px;
}
.process-card i {
  font-size: 34px;
  color: #0154bc;
}
.process-card h4 {
  font-size: 18px;
  margin: 18px 0 8px;
}
.process-card p,
.application-card p {
  font-size: 14px;
  color: #7a8794;
  line-height: 1.8;
  margin: 0;
}
.application-card {
  text-align: center;
  border: 1px solid #e5ebf0;
  padding: 38px 24px;
  min-height: 210px;
  transition: 0.3s;
}
.application-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(20, 50, 80, 0.08);
}
.application-card i {
  font-size: 42px;
  color: #0154bc;
}
.application-card h4 {
  margin: 18px 0 8px;
}
.advantage-section {
  background: linear-gradient(120deg, #0e2c45, #123e60);
  position: relative;
  overflow: hidden;
}
.advantage-section:after {
  content: "";
  position: absolute;
  width: 500px;
  height: 500px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 50%;
  right: -180px;
  top: -180px;
}
.light-title h2 {
  color: #fff;
}
.adv-card {
  text-align: justify;
  position: relative;
  height: 100%;
  min-height: 245px;
  padding: 30px 26px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 6px;
  color: #fff;
  overflow: hidden;
  transition: all 0.35s ease;
}
.adv-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 3px;
  height: 0;
  background: #55b8ff;
  transition: height 0.35s ease;
}
.adv-card:hover {
  transform: translateY(-7px);
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(85, 184, 255, 0.35);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.16);
}
.adv-card:hover::before {
  height: 100%;
}
.adv-number {
  position: absolute;
  top: 15px;
  right: 20px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 2px;
  color: rgba(255, 255, 255, 0.25);
}
.adv-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 22px;
  border-radius: 6px;
  background: rgba(85, 184, 255, 0.1);
  border: 1px solid rgba(85, 184, 255, 0.18);
  transition: all 0.35s ease;
}
.adv-icon i {
  font-size: 28px;
  color: #58baff;
  transition: all 0.35s ease;
}
.adv-card:hover .adv-icon {
  background: #0154bc;
  border-color: #0154bc;
  transform: translateY(-2px);
}
.adv-card:hover .adv-icon i {
  color: #fff;
  transform: scale(1.08);
}
.adv-card h4 {
  margin: 0 0 12px;
  font-size: 18px;
  font-weight: 600;
  color: #fff;
}
.adv-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.9;
  color: #b9cad8;
}
@media (max-width: 991.98px) {

  .product-gallery {
    position: static;
  }
  .productSwiper {
    height: 420px;
  }
  .process-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .quick-item {
    border-bottom: 1px solid #e1e8ef;
  }
  .quick-item:nth-child(2) {
    border-right: 0;
  }
}
@media (max-width: 575.98px) {
  .productSwiper {
    height: 330px;
  }
  .gallery-slide {
    padding: 25px;
  }
  .product-info h2 {
    font-size: 25px;
  }
  .spec-row {
    align-items: flex-start;
  }
  .spec-row strong {
    max-width: 60%;
  }
  .action-box {
    flex-direction: column;
  }
  .btn-primary-custom,
  .btn-outline-custom {
    text-align: center;
  }
  .process-grid {
    grid-template-columns: 1fr;
  }
  .quick-item {
    min-height: 88px;
  }
  .quick-item i {
    font-size: 24px;
  }
  .detail-image {
    height: 300px;
  }
  .float-phone {
    right: 12px;
    bottom: 75px;
  }
  .back-top {
    right: 12px;
    bottom: 20px;
  }
}