/* 云亚通平台页面样式 */
.platform-banner {
  position: relative;
  height: 395px;
  overflow: hidden;
  background: linear-gradient(135deg, #1e3a8a 0%, #3b82f6 100%);
}

.platform-banner .banner-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.platform-banner .banner-bg img {
  width: 100%;
  height: 100%;
  object-fit: fill;
  animation: scroll 10s linear infinite;
}

@keyframes scroll {
  0% {
    transform: scale(1.12);
  }

  50% {
    transform: scale(1);
  }

  100% {
    transform: scale(1.12);
  }
}

.platform-banner .banner-content {
  position: relative;
  z-index: 2;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  flex-direction: column;
  color: white;
}

.platform-banner .banner-title {
  width: 100%;
  font-size: 36px;
  color: #fff;
  font-weight: bold;
  line-height: 36px;
  text-align: center;
  position: absolute;
  margin-bottom: 20px;
  position: relative;
}

.platform-banner .banner-subtitle {
  width: 100%;
  white-space: nowrap;
  font-size: 20px;
  margin-bottom: 10px;
  font-size: 70px;
  line-height: 70px;
  color: #fff;
  text-align: center;
  font-weight: bold;
  position: absolute;
  left: 50%;
  top: -40px;
  transform: translateX(-50%);
  background: linear-gradient(
    to bottom,
    rgba(255, 255, 255, 0.5),
    rgba(255, 255, 255, 0.1)
  );
  -webkit-background-clip: text;
  color: transparent;
}

.platform-banner .banner-desc {
  width: 100%;
  font-size: 18px;
  color: #fff;
  line-height: 18px;
  text-align: center;
}

.container {
  max-width: 1360px;
  margin: 0 auto;
}

.flex-wrap {
  display: flex;
  flex-wrap: wrap;
}

.platform-intro {
  position: relative;
  min-height: 600px;
  height: fit-content;
}

.platform-intro .intro-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.platform-intro .intro-container {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.platform-intro .intro-wrapper {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 40px;
  box-sizing: border-box;
}

.platform-intro .intro-content {
  width: 55%;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.platform-intro .intro-content .intro-header {
  width: 100%;
  font-size: 24px;
  color: #000;
  font-weight: bold;
  line-height: 24px;
}

.intro-header-center {
  width: fit-content;
  margin: 0 auto;
  padding-bottom: 80px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.intro-title-en {
  font-size: 40px;
  color: #bfbfbf;
  font-weight: bold;
  margin-bottom: 20px;
}

.intro-title-section {
  width: fit-content;
  font-size: 36px;
  color: #212b8d;
  line-height: 36px;
  position: relative;
  padding-left: 10px;
}

.title_left_line::after {
  content: "";
  position: absolute;
  left: 10px;
  bottom: -20px;
  width: 74px;
  height: 4px;
  background: #232b8d;
}

.title_center_line::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -20px;
  transform: translateX(-50%);
  width: 74px;
  height: 4px;
  background: #232b8d;
}

.platform-intro .intro-content .intro-description {
  box-sizing: border-box;
  width: 100%;
  font-size: 16px;
  line-height: 32px;
  color: #747474;
  padding-top: 60px;
  /* 超出2行 */
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 10;
  -webkit-box-orient: vertical;
}

.platform-intro .intro-img {
  flex: 1;
  height: 340px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.platform-intro .intro-img img {
  width: 100%;
  height: 100%;
}

.platform-service {
  background: #f8f9fa;
  padding: 80px 0;
}

.service-container {
  margin: 0 auto;
  overflow: hidden;
}

.service-content-area {
  display: flex;
  align-items: center;
  gap: 60px;
  margin: 40px 0;
  height: 360px;
}

.service-image {
  flex: 0 0 45%;
  height: 100%;
}

.service-image img {
  width: 100%;
  height: 100%;
  border-radius: 8px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.tab-content {
  display: none;
}

.tab-content.active {
  display: flex;
}

.service-header {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.service-content {
  flex: 1;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.service-title {
  height: 40px;
  font-size: 28px;
  font-weight: bold;
  color: #232b8d;
  margin-bottom: 30px;
  position: relative;
}

.service-title::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -10px;
  width: 60px;
  height: 3px;
  background: #232b8d;
}

.service-description {
  flex: 1;
  color: #666;
  line-height: 1.8;
  font-size: 16px;
  overflow: auto;
}

.service-description p {
  margin-bottom: 20px;
}
.service-description::-webkit-scrollbar {
  width: 4px;
  height: 4px;
  background: #e1e1e1;
}

.service-description::-webkit-scrollbar-track {
  background: #e1e1e1;
}

.service-description::-webkit-scrollbar-thumb {
  background: #c03117;
  border-radius: 2px;
}

.service-tabs {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  margin: 0 auto;
  border-bottom: 1px solid #e1e1e1;
}

.tab-item {
  width: 100%;
  height: 40px;
  line-height: 40px;
  display: flex;
  flex-direction: column;
  align-items: center;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
}

.tab-item span {
  position: relative;
  font-size: 16px;
  font-weight: 500;
  text-align: center;
  transition: all 0.3s ease;
}

.tab-item.active span {
  color: #232b8d;
  border-bottom: 2px solid #232b8d;
}

.why-container {
  padding: 80px 0;
  min-height: 80vh;
  position: relative;
}

.why-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}
.why-bg img {
  width: 100%;
  height: 100%;
}

.why-content {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.why-content-wrapper {
  position: absolute;
  top: 50%;
  left: 15%;
  transform: translateY(-50%);
  width: fit-content;
  display: flex;
  flex-direction: column;
  align-items: center;
  color: #fff;
  gap: 20px;
}
.why-item {
  width: 100%;
  height: 100px;
  display: flex;
  align-items: center;
  padding: 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.3);
  gap: 20px;
}

.why-item:hover {
  background-color: #c03117;
}

.why-item .why-icon {
  width: 52px;
  height: 48px;
  margin-right: 10px;
}

.why-item .why-icon img {
  width: 100%;
  height: 100%;
}
.why-content-text {
  flex: 1;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.why-item .why-title {
  font-weight: bold;
  font-size: 24px;
  line-height: 24px;
  color: #fff;
  margin-bottom: 20px;
}
.why-desc {
  font-size: 16px;
  line-height: 16px;
  color: #fff;
}

.supply-container {
  padding: 80px 0;
  min-height: 100vh;

  position: relative;
}
.trade-cooperation-section {
  width: 1360px;
  margin: 0 auto;
  position: relative;
}

.cooperation-showcase {
  width: 660px;
  float: left;
  position: relative;
}

.cooperation-details {
  width: calc(100% - 660px - 30px);
  float: right;
  padding-top: 12px;
  position: relative;
}

.showcase-grid {
  width: 100%;
  position: relative;
}

.showcase-item {
  width: calc((100% - 15px) / 2);
  float: left;
  margin-right: 15px;
  position: relative;
  overflow: hidden;
}

.showcase-grid .showcase-item:nth-child(2n) {
  margin-right: 0;
}

.item-image {
  width: 100%;
}

.item-image img {
  width: 100%;
  transition: 0.5s;
}

.item-icon {
  position: absolute;
  width: 100%;
  bottom: -50%;
  transition: 0.5s;
}

.item-description {
  width: 100%;
  font-size: 18px;
  line-height: 18px;
  text-align: center;
  color: #fff;
  bottom: 20px;
  position: absolute;
  left: 0;
  bottom: -20px;
  transition: 0.5s;
}

.showcase-item:hover .item-icon {
  bottom: 0;
  transition: 0.5s;
}

.showcase-item:hover .item-description {
  bottom: 20px;
  transition: 0.5s;
}

.showcase-item:hover .item-image img {
  transform: scale(1.08);
  transition: 0.5s;
}

.detail-title {
  font-size: 24px;
  line-height: 24px;
  color: #232323;
  font-weight: bold;
}

.detail-content {
  font-size: 16px;
  line-height: 32px;
  color: #747474;
  margin-top: 14px;
}

.section-title {
  font-size: 156px;
  position: absolute;
  line-height: 156px;
  color: #232b8c;
  opacity: 0.2;
  font-weight: bold;
  top: 500px;
  left: 0;
}

.gallery-carousel {
  width: 100%;
  height: 385px;
  margin: 0 0 60px 0;
  position: relative;
  overflow: hidden;
}

.carousel-swiper {
  width: 100%;
  max-width: 100%;
  margin: 0 auto;
  height: 320px;
  overflow: hidden;
  position: relative;
}

.slide-image {
  width: 100%;
  height: 100%;
  position: relative;
  overflow: hidden;
}

.slide-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.5s ease;
}

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

.slide-overlay {
  width: 100%;
  height: 100%;
  position: absolute;
  left: 0;
  top: 0;
  z-index: 2;
  transition: 0.5s;
}

.carousel-swiper .swiper-slide-active .slide-overlay {
  opacity: 0;
  transition: 0.5s;
}

.carousel-prev {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  left: 20px;
  width: 50px;
  height: 50px;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  opacity: 0.8;
}

.carousel-next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  right: 20px;
  width: 50px;
  height: 50px;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  opacity: 0.8;
}

/* Swiper基础样式 */
.swiper {
  width: 100%;
  height: 100%;
}

.swiper-slide {
  text-align: center;
  font-size: 18px;
  background: #fff;
  display: flex;
  justify-content: center;
  align-items: center;
}

.swiper-wrapper {
  position: relative;
  width: 100%;
  height: 100%;
  z-index: 1;
  display: flex;
  transition-property: transform;
  box-sizing: content-box;
}

.swiper-pagination {
  position: absolute;
  text-align: center;
  transition: 0.3s opacity;
  transform: translate3d(0, 0, 0);
  z-index: 10;
}

.swiper-button-prev,
.swiper-button-next {
  position: absolute;
  top: 50%;
  width: 27px;
  height: 44px;
  margin-top: -22px;
  z-index: 10;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #007aff;
}