a:hover {
  color: var(--color-primary);
}
ul,
ol {
  list-style: none;
}
.main-content .container {
  width: 1400px;
}
.main-content .container1 {
  width: 1260px;
  margin: 0 auto;
}
/* ==========================================================================
           面包屑导航 (Breadcrumb)
           ========================================================================== */
.breadcrumb {
  padding: 20px 0;
  font-size: 16px;
  color: var(--color-text-muted);
}
.breadcrumb a {
  color: var(--color-text-muted);
}
.breadcrumb span {
  margin: 0 8px;
}
.hero-bannera {
  background-color: var(--color-hero-bg);
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--color-lightest-grey);
  background-repeat: no-repeat;
  background-position: center center;
  background-size: 100% 100%;
  min-width: 1400px;
  height: 928px;
}
.hero-bannera .hero-banner-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
}
.hero-bannera .hero-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0;
  margin-top: 220px;
}
.hero-bannera .hero-text {
  max-width: 1000px;
  position: relative;
  z-index: 2;
  color: #fff;
}
.hero-bannera .hero-text h1 {
  font-size: 100px;
  display: inline-block;
  white-space: pre-wrap;
  word-wrap: break-word;
  line-height: 1;
  margin-bottom: 14px;
}
.hero-bannera .hero-text h2 {
  font-size: 35px;
  margin-bottom: 14px;
}
.hero-bannera .hero-text p {
  font-size: 16px;
  display: inline-block;
  white-space: pre-wrap;
  word-wrap: break-word;
}
.hero-bannera .hero-subtitle {
  color: var(--color-brand-blue);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 16px;
  display: block;
}
.hero-bannera .hero-title {
  font-size: 48px;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 24px;
  text-transform: uppercase;
  letter-spacing: -0.5px;
}
.hero-bannera .hero-title .highlight {
  color: var(--color-brand-blue);
  display: block;
}
.hero-bannera .hero-desc {
  font-size: 13px;
  color: var(--color-grey);
  line-height: 1.8;
  max-width: 400px;
}
/* ==========================================================================
           主视觉标题区 (Hero Section)
           ========================================================================== */
.hero-section {
  text-align: center;
  padding: 80px 0px;
  max-width: 1000px;
  margin: 0 auto;
}
.hero-section h1 {
  font-size: 80px;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 15px;
  letter-spacing: -0.5px;
}
.hero-section h2 {
  font-size: 24px;
  color: var(--color-primary);
  font-weight: 600;
  margin-bottom: 20px;
}
.hero-section p {
  font-size: 16px;
  color: var(--color-text-muted);
  line-height: 1.8;
}
/* ==========================================================================
           产品展示区块 (Product Banners)
           ========================================================================== */
.product-banner,
.product-bannera {
  position: relative;
  width: 100%;
  height: 680px;
  overflow: hidden;
  align-items: center;
  background-repeat: no-repeat;
  background-position: center center;
  background-size: 100% auto;
}
.section-bg-light {
  background-color: var(--color-bg-light);
}
.product-bg {
  position: absolute;
  top: 0;
  left: 50%;
  /* 从左侧移动父容器宽度的 50% */
  transform: translateX(-50%);
  /* 再往左拉回自身宽度的 50%，实现居中 */
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
  max-width: 1920px;
}
.product-content-wrapper {
  position: relative;
  z-index: 2;
  width: 100%;
  height: 100%;
  padding: 0;
}
.product-card {
  padding: 80px 0;
  border-radius: 8px;
  width: 900px;
}
.product-card h3 {
  font-size: 50px;
  font-weight: 700;
  margin-bottom: 15px;
  text-transform: uppercase;
  display: inline-block;
  width: 100%;
  line-height: 1.2;
}
.product-card p {
  font-size: 16px;
  color: #666666;
  margin-bottom: 30px;
  line-height: 1.5;
  width: 80%;
  display: inline-block;
  white-space: pre-wrap;
  word-wrap: break-word;
}
.product-card .fbt {
  font-size: 28px;
  color: #000;
  margin-bottom: 10px;
  line-height: 1.2;
}
.product-carda {
  padding: 80px 0 60px 0;
  border-radius: 8px;
  width: 1200px;
  margin: 0 auto;
}
.product-carda h3 {
  font-size: 50px;
  font-weight: 700;
  margin-bottom: 15px;
  text-transform: uppercase;
  display: inline-block;
  width: 100%;
  text-align: center;
}
.product-carda p {
  font-size: 16px;
  color: #666666;
  margin-bottom: 30px;
  line-height: 1.8;
  width: 100%;
  display: inline-block;
  white-space: pre-wrap;
  word-wrap: break-word;
  text-align: center;
}
.product-carda .fbt {
  font-size: 28px;
  color: #000;
  margin-bottom: 10px;
}
.product-right .product-card {
  float: right;
  text-align: right;
}
.product-right .product-card h3,
.product-right .product-card p {
  text-align: right;
}
.product-leftx .product-card {
  position: absolute;
  left: 0;
  bottom: 0;
}
.product-leftx .product-card h3,
.product-leftx .product-card p {
  text-align: left;
}
.product-rightx .product-card {
  position: absolute;
  right: 0;
  bottom: 0;
  text-align: right;
}
.product-rightx .product-card h3,
.product-rightx .product-card p {
  text-align: right;
}
.product-center .product-card {
  margin: 0 auto;
  text-align: center;
}
.product-center .product-card h3,
.product-center .product-card p {
  text-align: center;
}
.mauiy {
  width: 100%;
  overflow: hidden;
}
.btn-buy {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: #f1f1f1;
  color: #000;
  padding: 6.4px 19.2px;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 500;
}
.btn-buy:hover {
  color: #000;
}
.btn-buy svg {
  width: 22px;
  height: 22px;
}
/* ==========================================================================
           定制服务说明 (Customized Service)
           ========================================================================== */
.service-section {
  padding: 80px 0;
  background-color: var(--color-bg-light);
}
.service-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}
.section-title {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 10px;
}
.section-subtitle {
  font-size: 14px;
  color: var(--color-primary);
  font-weight: 600;
  margin-bottom: 25px;
}
.service-text {
  font-size: 14px;
  color: var(--color-text-muted);
  margin-bottom: 40px;
  white-space: pre-wrap;
  word-wrap: break-word;
}
.service-icons {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  text-align: center;
  width: 500px;
}
.service-icon-item i {
  display: inline-block;
  margin-bottom: 15px;
}
.service-icon-item i img {
  max-width: 100%;
}
.service-icon-item span {
  display: block;
  font-size: 12px;
  color: var(--color-text-main);
  font-weight: 500;
}
.service-image img {
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
}
.service-iconsa {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  text-align: center;
  width: 1000px;
  margin: 0 auto;
}
.service-iconsa .v {
  display: inline-block;
  margin-bottom: 15px;
  font-size: 60px;
  font-weight: bold;
}
.service-iconsa .t {
  display: block;
  font-size: 28px;
  color: var(--color-text-main);
  font-weight: 500;
}
/* ==========================================================================
           供应能力 (Supply Capacity)
           ========================================================================== */
.supply-section {
  padding: 80px 0;
  background-color: var(--color-bg-white);
  background-position: center center;
  background-repeat: no-repeat;
  position: relative;
}
.supply-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}
.supply-section .service-grid {
  display: block;
  position: relative;
  z-index: 2;
}
.supply-section .service-grid .supply-left {
  width: 1000px;
}
.supply-content {
  margin-bottom: 40px;
  max-width: 600px;
}
.supply-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 30px;
}
.supply-card {
  background-color: var(--color-bg-white);
  border: 1px solid var(--color-border);
  padding: 25px;
  border-radius: 12px;
  transition: transform var(--transition-speed), box-shadow var(--transition-speed);
}
.supply-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.05);
}
.supply-card i {
  display: inline-block;
  margin-bottom: 0px;
}
.supply-card i img {
  max-width: 100%;
}
.supply-card h4 {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 15px;
}
.supply-card p {
  font-size: 13px;
  color: var(--color-text-muted);
  line-height: 1.6;
}
.product-bannerhdp {
  background-color: #ededed;
  overflow: hidden;
}
.product-bannerhdp .container {
  padding: 0;
}
.product-bannerhdp {
  padding-bottom: 60px;
}
.product-bannerhdp .title {
  font-size: 60px;
  width: 100%;
  text-align: center;
  margin-top: 60px;
  margin-bottom: 30px;
}
.cases-carousel {
  margin-top: 32px;
  overflow: hidden;
}
.cases-carousel .case-item {
  outline: none;
}
.cases-carousel .case-item-inner {
  border-radius: 16px;
  overflow: hidden;
  position: relative;
  background: #fff;
  cursor: pointer;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  width: 660px;
  height: 466px;
}
.cases-carousel .case-item-inner img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.cases-carousel .swiper-slide {
  width: 660px;
}
.cases-carousel .swiper-slide-active,
.cases-carousel .swiper-slide-duplicate-active {
  z-index: 2;
}
.cases-carousel .layer-mask {
  width: 100%;
  height: 100%;
  opacity: 0.7;
  transition: opacity 0.5s;
  background-color: #3e3e3e;
  position: absolute;
  left: 0;
  top: 0;
  z-index: 2;
  pointer-events: none;
}
.cases-carousel .swiper-slide-active .layer-mask,
.cases-carousel .swiper-slide-duplicate-active .layer-mask {
  opacity: 0;
}
.cases-carousel .case-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  padding: 24px;
  color: white;
  font-size: 14.4px;
  text-align: left;
  z-index: 3;
}
.cases-carousel .case-caption h4 {
  font-size: 22px;
  text-align: center;
  color: #010101;
}
.cases-carousel .case-caption p {
  font-size: 14px;
  color: #666666;
  margin: 0;
  text-align: center;
}
.cases-carousel .swiper-button-prev {
  left: 15px;
}
.cases-carousel .swiper-button-next {
  right: 15px;
}
.cases-carousel .swiper-button-prev,
.cases-carousel .swiper-button-next {
  width: 70px;
  height: 70px;
  background: rgba(0, 0, 0, 0.5);
  border-radius: 50%;
  color: #fff;
  transition: background 0.3s ease;
}
.cases-carousel .swiper-button-prev:hover,
.cases-carousel .swiper-button-next:hover {
  background: rgba(0, 0, 0, 0.8);
}
.cases-carousel .swiper-button-prev::after,
.cases-carousel .swiper-button-next::after {
  font-size: 24px;
  font-weight: bold;
}
body.nav-mobile .breadcrumb {
  font-size: 24px;
}
body.nav-mobile .hero-section p {
  font-size: 24px;
}
body.nav-mobile .product-card .ms {
  font-size: 24px;
}
body.nav-mobile .product-card .msa {
  font-size: 24px;
}
body.nav-mobile .btn-buy {
  font-size: 22px;
}
body.nav-mobile .product-card {
  width: 1000px;
}
body.nav-mobile .section-title {
  font-size: 32px;
}
body.nav-mobile .section-subtitle {
  font-size: 22px;
}
body.nav-mobile .service-text {
  font-size: 22px;
}
body.nav-mobile .service-icon-item span {
  font-size: 22px;
}
body.nav-mobile .supply-card h4 {
  font-size: 22px;
}
body.nav-mobile .supply-card p {
  font-size: 22px;
}
body.nav-mobile .product-card {
  margin-left: 40px;
  margin-right: 40px;
}
body.nav-mobile .product-card .ms {
  display: none;
}
body.nav-mobile .product-carda {
  margin-left: 40px;
  margin-right: 40px;
}
body.nav-mobile .product-center .product-card {
  margin: 0 auto;
}
body.nav-mobile .main-content .container1 {
  width: 1320px;
}
body.nav-mobile .product-banner {
  height: 580px;
}
body.nav-mobile .hero-bannera .hero-text {
  margin-left: 40px;
  width: 1200px;
}
body.nav-mobile .hero-bannera .hero-text h1 {
  font-size: 80px;
}
body.nav-mobile .hero-bannera .hero-text h2 {
  font-size: 40px;
}
body.nav-mobile .hero-bannera .hero-text p {
  font-size: 28px;
}
body.nav-mobile .product-carda .msa {
  font-size: 28px;
}
body.nav-mobile .product-bannera {
  height: 730px;
}
body.nav-mobile .service-iconsa {
  margin-left: 40px;
}
body.nav-mobile .service-iconsa .v {
  font-size: 60px;
}
body.nav-mobile .service-iconsa .t {
  font-size: 28px;
}
body.nav-mobile .cases-carousel .case-caption p {
  display: none;
}
body.nav-mobile .cases-carousel .case-caption h4 {
  font-size: 30px;
}