main {
  background: #ffffff;
}

body {
  margin: 0;
}

.header_tab {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  text-align: center;
  height: 60px;
  padding: 0 16px;
  box-sizing: border-box;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 999999;
  background-color: hsla(0,0%,100%,.3490196078);
  /* background-color: rgba(255, 255, 255, 0.65); */
  /* -webkit-backdrop-filter: saturate(180%) blur(14px);
  backdrop-filter: saturate(180%) blur(14px); */
  backdrop-filter: blur(60px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.35);
  transform: translateY(0);
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  /* 出现：与下方 .nav-bar 类似的回弹 + 淡入；visibility 立即生效以便能看到动画 */
  transition:
    transform 0.5s cubic-bezier(0.68, -0.55, 0.27, 1.55),
    opacity 0.5s cubic-bezier(0.4, 0, 0.2, 1),
    visibility 0s;
}

.header_tab_inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: 1340px;
  margin: 0 auto;
  box-sizing: border-box;
}

.header_tab.sticky {
  position: fixed;
  top: 0;
  left: 0;
  /* background-color: #ffffff; */
  background-color: hsla(0,0%,100%,.3490196078);
  /* -webkit-backdrop-filter: none;
  backdrop-filter: none; */
  backdrop-filter: blur(60px);
  border-bottom-color: rgba(0, 0, 0, 0.06);
  box-shadow: 0 4px 27.4px 0 rgba(198,219,255,.3);
  /* box-shadow: 0 1px 0 rgba(0, 0, 0, 0.04), 0 8px 24px rgba(31, 50, 148, 0.08); */
}

/* 下方浮动导航出现时：顶栏向上滑出并淡出（与出现时同一套时长与曲线） */
.header_tab.header_tab--secondary-nav-visible {
  transform: translateY(-100%);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition:
    transform 0.5s cubic-bezier(0.68, -0.55, 0.27, 1.55),
    opacity 0.5s cubic-bezier(0.4, 0, 0.2, 1),
    visibility 0s linear 0.5s;
}

a {
  text-decoration: none;
}

.tab_left {
  display: flex;
  align-items: center;
  cursor: pointer;
  font-size: 20px;
  color: #20184EFF;
  font-weight: 600;
  gap: 10px;
  transition: opacity 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.tab_left:hover {
  opacity: 0.85;
}

.tab_right {
  display: flex;
  align-items: center;
  gap: 20px;
}

/* 顶栏右侧：与主视觉区一致的胶囊下载按钮（缩小以适配 60px 栏高） */
.header-download-group {
  position: relative;
  display: flex;
  align-items: center;
  flex-shrink: 0;
  margin-left: 8px;
}

.header-download-btn {
  align-items: center;
  justify-content: center;
  gap: 6px;
  height: 36px;
  padding: 0 18px;
  box-sizing: border-box;
  background: #4f6bfe;
  border-radius: 40px;
  font-size: 13px;
  font-weight: 600;
  color: #ffffff;
  text-decoration: none;
  white-space: nowrap;
  transition: opacity 0.25s cubic-bezier(0.4, 0, 0.2, 1), transform 0.2s ease;
}

/* 无 JS 时默认 Windows；Mac 由 detectOSAndShowButton 改为内联 display */
.header-download-windows {
  display: inline-flex;
}

.header-download-mac {
  display: none;
}

.header-download-btn img {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  object-fit: contain;
}

.header-download-btn:hover {
  opacity: 0.92;
}

.header-download-btn:active {
  transform: scale(0.98);
}

.tab_btn {
  text-align: center;
  width: 140px;
  height: 40px;
  border-radius: 40px;
  background: #4F6BFE;
}

.tab_btn .btn {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 14px;
  color: #ffffff;
  font-size: 16px;
}

.tab_box {
  display: flex;
  color: #fff;
  margin: 0 auto;
  flex-direction: column;
  align-items: center;
  background: url('../imgs/background.png') no-repeat center center;
  background-size: 100% 100%;
  padding-top: 60px;
  height: 902px;
}

.tab_box_head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin: 0 auto;
  width: 1340px;
}

.info_img {
  width: 680px;
  height: 440px;
  margin-top: 80px;
  margin-right: -20px;
  position: relative;
}

.info_img img {
  width: 100%;
  height: 100%;
}

.carousel_container {
  width: 100%;
  height: 100%;
  position: relative;
  overflow: hidden;
  border-radius: 8px;
}

.carousel_wrapper {
  width: 100%;
  height: 100%;
  position: relative;
}

.carousel_item {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 0.5s ease-in-out;
}

.carousel_item.active {
  opacity: 1;
}

.carousel_dots {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
  z-index: 10;
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.5);
  cursor: pointer;
  transition: all 0.3s ease;
}

.dot.active {
  background-color: rgba(255, 255, 255, 1);
  width: 24px;
  border-radius: 5px;
}

.tab_box_bottom {
  margin: 0 auto;
  margin-top: 80px;
  display: flex;
  align-items: center;
  gap: 20px;
}

.tab_box_bottom_item {
  width: 320px;
  height: 200px;
  position: relative;
  border-radius: 12px;
  background-color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 0 16px;
  cursor: pointer;
}

.before_hover,
.after_hover {
  position: absolute;
  left: 48px;
  top: 40px;
  transition: all .3s ease-in-out;
}
    
.tab_box_bottom_item:hover .before_hover {
  transform: scale(.55);
  opacity: 0;
}
    
.tab_box_bottom_item:hover .after_hover {
  transform: scale(1);     
  opacity: 1;
}
    
.after_hover {
  opacity: 0;
  transform: scale(1.2);
}
    
.before_hover img,
.after_hover img {
  width: 210px;
  height: 140px;
}
    
.after_hover a img {
  width: 210px;
  height: 140px;
}
    
.hover_text {
  width: 100%;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  color: #333;
  gap: 8px;
}
    
.hover_text img {
  width: 20px !important;
  height: 20px !important;
}

.ccc01 {
  margin-top: 36px;
  font-weight: bold;
  font-size: 56px;
  color: #20184E;
  height: 64px;
}

.ccc02 {
  font-size: 46px;
  color: #20184E;
  height: 54px;
  font-weight: bold;
}

.ccc03 {
  display: flex;
  cursor: pointer;
  justify-content: center;
  align-items: center;
  width: 200px;
  height: 62px;
  background: #4F6bfe;
  border-radius: 60px;
  margin-top: 64px;
  gap: 8px;
  font-size: 18px;
  font-weight: 600;
}

.ccc03:hover {
  opacity: 0.92;
}

.ccc04 {
  margin-top: 16px;
  font-weight: 400;
  font-size: 16px;
  color: #605A82;
  height: 26px;
}

.titcol {
  font-weight: 600;
  display: inline-block;
  color: #4F6bfe;
  background: linear-gradient(135deg, #4F6bfe, #8B5CF6, #EC4899);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

/* 轮播图模块样式 */
.carousel_section {
  width: 100%;
  padding: 80px 0;
  background-color: #ffffff;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.carousel_swiper {
  width: 1328px;
  height: 500px;
  padding: 20px 0;
  overflow: hidden;
}

.carousel_swiper .swiper-wrapper {
  width: 1340px;
  align-items: center;
}

.carousel_swiper .swiper-slide {
  text-align: center;
  display: flex;
  justify-content: center;
  align-items: center;
  transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  transform: scale(0.845);
  opacity: 1;
  z-index: 1;
  position: relative;
}

/* 中间激活的图片 - 完整显示，最上层 */
.carousel_swiper .swiper-slide-active,
.carousel_swiper .swiper-slide-duplicate-active {
  transform: scale(1) !important;
  opacity: 1 !important;
  z-index: 10 !important;
}

/* 左右两侧的图片 - 缩小到1/3，被中间遮挡 */
.carousel_swiper .swiper-slide-prev,
.carousel_swiper .swiper-slide-next,
.carousel_swiper .swiper-slide-duplicate-prev,
.carousel_swiper .swiper-slide-duplicate-next {
  transform: scale(0.845) !important;
  opacity: 1 !important;
  z-index: 2 !important;
}

/* 其他隐藏的图片 */
.carousel_swiper .swiper-slide:not(.swiper-slide-active):not(.swiper-slide-prev):not(.swiper-slide-next):not(.swiper-slide-duplicate-active):not(.swiper-slide-duplicate-prev):not(.swiper-slide-duplicate-next) {
  transform: scale(0.845);
  opacity: 0;
  z-index: 1;
}

.carousel_swiper .swiper-slide img {
  width: 800px;
  /* height: 417px; */
  object-fit: cover;
  border-radius: 12px;
  display: block;
}
/* 
.swiper-slide.swiper-slide-duplicate.swiper-slide-prev {
  margin-left: 100px;
  margin-right: -100px;
}

.swiper-slide.swiper-slide-duplicate-prev {
  margin-left: 100px;
} */

/* 针对 components-cards 的样式覆盖 */
/* .carousel_swiper .swiper-slide.swiper-slide-next {
  margin-left: 0 !important;
}

.carousel_swiper .swiper-slide.swiper-slide-active {
  margin-left: 0 !important;
} */

/* .carousel_swiper .swiper-slide.swiper-slide-duplicate.swiper-slide-prev {
  margin: 0 100px;
} */

/* .carousel_swiper .swiper-slide.swiper-slide-duplicate-prev {
  margin-left: 200px;
}

.carousel_swiper .swiper-slide.swiper-slide-prev {
  margin-left: -100px;
  margin-right: -100px;
} */

.carousel_swiper .swiper-slide {
  text-align: center;
  font-size: 18px;
  background: #fff;
  display: -webkit-box;
  display: -ms-flexbox;
  display: -webkit-flex;
  display: flex;
  -webkit-box-pack: center;
  -ms-flex-pack: center;
  -webkit-justify-content: center;
  justify-content: center;
  -webkit-box-align: center;
  -ms-flex-align: center;
  -webkit-align-items: center;
  align-items: center;
  transition: 300ms;
  transform: scale(0.8);
}

.carousel_swiper .swiper-slide-active,.swiper-slide-duplicate-active{
  transform: scale(1);
}

.carousel_swiper .swiper-slide-prev {
  transform: translateX(99px) scale(0.845)  !important;
}

.carousel_swiper .swiper-slide-next {
  transform: translateX(-99px) scale(0.845)  !important;
}

.carousel_swiper .swiper-slide-duplicate-prev {
  transform: translateX(100px) scale(0.845)  !important;
}

.pattern-items {
  width: 1340px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  margin-top: 50px;
}

.pattern-item {
  width: 320px;
  height: 200px;
  background-color: #fff;
  box-shadow: 0px 2px 20px 0px rgba(79,107,254,0.15);
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  box-sizing: border-box;
  padding: 28px 32px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.pattern-item:hover {
  transform: translateY(-5px);
  box-shadow: 0px 4px 30px 0px rgba(79,107,254,0.2);
}

.pattern-item-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.pattern-item-content img {
  width: 32px;
  height: 32px;
}

.pattern-item-down {
  width: 20px;
  height: 20px;
  background: #F2F2F2;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.pattern-item-arrow {
  position: relative;
  width: 12px;
  height: 12px;
  flex-shrink: 0;
      
  &::before {
    content: '';
    position: absolute;
    top: 8px;
    right: 6px;
    width: 6px;
    height: 1px;
    background: #666666;
    transform: translateY(-50%) rotate(45deg);
    transform-origin: right center;
  }
      
  &::after {
    content: '';
    position: absolute;
    top: 8px;
    right: 6px;
    width: 6px;
    height: 1px;
    background: #666666;
    transform: translateY(-50%) rotate(135deg);
    transform-origin: right center;
  }
}

.pattern-item-title {
  font-size: 20px;
  color: #333333;
  font-weight: 600;
  margin-top: 16px;
  margin-bottom: 4px;
}

.pattern-item-subtitle {
  font-size: 14px;
  color: #999999;
}

.pattern_section {
  width: 100%;
  padding: 240px 0 80px;
  background-color: #ffffff;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.dual_modes_box, 
.multi_model_box {
  width: 1340px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 100px;
  margin: 0 auto;
}

.multi_model_box {
  gap: 60px;
}

.dual_modes_title, 
.multi_model_title {
  font-size: 52px;
  color: #333333;
  font-weight: 600;
}

.dual_modes_content, 
.multi_model_content {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
}

.dual_modes_content_item { 
  flex: 1;
  height: 300px;
  background-color: #fff;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  padding: 28px 48px;
  box-sizing: border-box;
  box-shadow: 0px 6px 20px 0px rgba(79,107,254,0.15);
  gap: 32px;
}

.dual_modes_content_item_text {
  font-size: 28px;
  color: #333333;
  font-weight: 600;
}

.dual_modes_content_item_text_subtitle {
  font-size: 16px;
  color: #666666;
}

.dual_modes_content_item img {
  width: 74px;
  height: 74px;
}

.multi_model_box {
  margin-top: 140px;
}

.multi_model_content_item {
  flex: 1;
  height: 420px;
  background-color: #fff;
  border-radius: 12px;
  box-shadow: 0px 6px 20px 0px rgba(79,107,254,0.15);
  display: flex;
  align-items: center;
  flex-direction: column;
  box-sizing: border-box;
}

.multi_model_content_item img {
  width: 100%;
  height: auto;
}

.multi_model_content_item_text {
  font-size: 20px;
  color: #333333;
  font-weight: 600;
  text-align: center;
  margin-top: 24px;
  padding: 0 42px;
}

.components_section {
  width: 100%;
  padding: 80px 0;
  background-color: #ffffff;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.components_title {
  font-size: 52px;
  color: #333333;
  font-weight: 600;
}

.components_item {
  width: 1340px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 160px;
  margin-top: 150px;
  position: relative;
}

.components_item img {
  width: 740px;
  height: 493px;
}

.components_item video {
  width: 740px;
  height: 493px;
  border-radius: 20px;
  box-shadow: 0px 4px 12px 0px rgba(31,47,128,0.2);
}

.components_item_content {
  display: flex;
  flex-direction: column;
  gap: 36px;
  /* 当滚动到固定位置时，内容区域也固定 */
  position: sticky;
  top: 120px;
  /* margin-top: 100px; */
  align-self: flex-start;
  z-index: 10;
  margin-right: 64px;
}

.components_item_content_next {
  display: flex;
  flex-direction: column;
  gap: 36px;
  align-self: flex-start;
  z-index: 10;
  margin-top: 100px;
}

.components_item_content_next a {
  margin-top: 30px;
}

.components_item_content_box {
  position: sticky;
  top: 120px;
  align-self: flex-start;
  z-index: 10;
  will-change: height;
  backface-visibility: hidden;
  transform: translateZ(0);
}

/* 当滚动到固定位置时，卡片容器也固定 */
.components-cards.fixed-mode {
  position: sticky;
  top: 120px;
  z-index: 10;
  align-self: flex-start;
  will-change: transform;
  backface-visibility: hidden;
  transform: translateZ(0);
}

/* 卡片堆叠状态 */
.components-cards.stacked-mode .swiper-wrapper {
  /* 堆叠模式下，wrapper高度固定为第一张卡片的高度 */
  height: 440px;
  position: relative;
}

.components-cards.stacked-mode .swiper-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
}

.components_item_content_title {
  font-weight: bold;
  font-size: 42px;
  color: #333333;
}

.components_item_content_subtitle {
  font-size: 20px;
  color: #666666;
  line-height: 32px;
}

.components_item_content_button {
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), 
              opacity 0.3s ease,
              box-shadow 0.3s ease;
  /* 优化渲染，避免模糊 */
  will-change: transform;
  transform: translateZ(0);
  backface-visibility: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  /* 设置变换原点为左侧，放大时向右扩展 */
  transform-origin: left center;
}

.components_item_content_button:hover {
  transform: translateZ(0) scale(1.05);
  opacity: 0.9;
}

.components_item_content_button span {
  font-weight: bold;
  font-size: 24px;
  color: #4F6BFE;
}

.components_item_content_button_arrow {
  position: relative;
  width: 12px;
  height: 12px;
  flex-shrink: 0;
      
  &::before {
    content: '';
    position: absolute;
    top: 8px;
    right: 6px;
    width: 12px;
    height: 2px;
    background: #4F6BFE;
    transform: translateY(-50%) rotate(-45deg);
    transform-origin: right center;
  }
      
  &::after {
    content: '';
    position: absolute;
    top: 8px;
    right: 6px;
    width: 12px;
    height: 2px;
    background: #4F6BFE;
    transform: translateY(-50%) rotate(45deg);
    transform-origin: right center;
  }
}

/* Earth Section Styles */
.earth_section {
  width: 100%;
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 64px 0 120px;
  background-color: #ffffff;
}

.hp-slide {
  position: relative;
  /* width: 100%; */
}

.hp-slide-3 {
  /* height: 100vh; */
  min-height: 440px;
}

.map {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

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

.wordCloud {
  position: absolute;
  z-index: 1000;
  height: 100%;
  width: 100%;
  perspective: 1000px;
  top: 0;
  left: 0;
}

.wordCloudTag {
  display: block;
  position: absolute;
  left: 0px;
  top: 0px;
  opacity: 0;
  transition: all 0.16s ease;
  width: 320px;
  max-width: 90vw;
  background: #ffffff;
  border-radius: 12px;
  padding: 20px;
  box-sizing: border-box;
  box-shadow: 0px 4px 12px 0px rgba(6,19,38,0.15);
  cursor: pointer;
  transform-origin: center center;
}

.wordCloudTag:hover {
  box-shadow: 0px 4px 20px rgba(0, 0, 0, 0.15);
  transform: translateY(-2px);
}

.wordCloudTag.fade-in {
  opacity: 1;
}

.wordCloudCard-comment {
  font-size: 14px;
  color: #333333;
  line-height: 1.6;
  margin-bottom: 16px;
  font-family: Arial, sans-serif;
  word-wrap: break-word;
  white-space: normal;
}

.wordCloudCard-user {
  display: flex;
  align-items: center;
  gap: 12px;
}

.wordCloudCard-avatar {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
}

.wordCloudCard-user-text {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.wordCloudCard-name {
  font-size: 12px;
  color: #333333;
  font-weight: 600;
  font-family: Arial, sans-serif;
}

.wordCloudCard-role {
  font-size: 10px;
  color: #999999;
  font-family: Arial, sans-serif;
}

.sec3Title {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 100;
  text-align: center;
}

.sec3Title h1 {
  font-size: 48px;
  color: #333;
  margin: 0 0 20px 0;
  opacity: 0;
  transition: opacity 0.5s ease;
}

.sec3Title h1.fade-in {
  opacity: 1;
}

.page3engtitle {
  font-size: 24px;
  color: #666;
  margin: 0;
  opacity: 0;
  transition: opacity 0.5s ease;
}

.page3engtitle.fade-in {
  opacity: 1;
}

.fade1-enter-active,
.fade1-leave-active {
  transition: 0.16s;
}

.fade1-enter,
.fade1-leave-to {
  opacity: 0;
}

.earth_section_title {
  font-size: 52px;
  margin-bottom: 150px;
  color: #333333;
  font-weight: 600;
  text-align: center;
}

.earth_section_content {
  width: 1340px;
  display: flex;
  align-items: center;
  gap: 80px;
  /* justify-content: space-between; */
}

.earth_section_content .map {
  transform: translateX(60px);
}

.earth_section_content_info {
  width: 480px;
  /* margin-left: 130px; */
}

.earth_section_content_info_title {
  font-size: 56px;
  font-weight: 600;
  color: #20184E;
}

.earth_section_content_info_subtitle {
  font-size: 46px;
  font-weight: 600;
  color: #20184E;
  margin-top: 8px;
}

.earth_section_content_info_contact {
  font-size: 16px;
  color: #605A82;
  padding-left: 70px;
  margin-top: 12px;
  cursor: pointer;
}

.components-cards {
  width: 660px;
  overflow: visible;
  position: relative;
  /* 初始高度：4张卡片 + 3个50px间隔 */
  min-height: calc(440px * 4 + 50px * 3);
}

.components-cards.fixed-mode {
  /* 固定模式下，容器高度固定为第一张卡片的高度 */
  min-height: 440px;
}

.components-cards .swiper {
  width: 100%;
  height: 100%;
  overflow: visible;
}

.components-cards .swiper-wrapper {
  position: relative;
  width: 100%;
  /* 初始状态：所有卡片垂直排列 */
  display: flex;
  flex-direction: column;
  gap: 50px;
}

.components-cards .swiper-slide {
  width: 100%;
  /* 初始状态：相对定位，平铺显示 */
  position: relative;
  border-radius: 16px;
}

/* 每个卡片的sticky包装器 */
.card-sticky-wrapper {
  position: sticky !important;
  top: 120px;
  height: 440px;
  /* z-index会根据卡片顺序动态设置 */
  /* transform-origin设置为顶部，这样缩放从顶部开始 */
  transform-origin: top;
  /* 过渡动画 */
  transition: transform 0.1s ease-out;
}

/* 确保后面的卡片在上层 */
.swiper-slide:nth-child(1) .card-sticky-wrapper {
  z-index: 1;
}

.swiper-slide:nth-child(2) .card-sticky-wrapper {
  z-index: 2;
}

.swiper-slide:nth-child(3) .card-sticky-wrapper {
  z-index: 3;
}

.swiper-slide:nth-child(4) .card-sticky-wrapper {
  z-index: 4;
}

/* 卡片内层包装器，用于transform动画 */
.card-inner-wrapper {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 20px;
  padding: 20px 24px 0;
  font-size: 22px;
  font-weight: bold;
  box-sizing: border-box;
  color: #fff;
  transform-origin: top;
  /* 过渡动画 */
  transition: transform 0.1s ease-out;
  position: relative;
}

.card-inner-wrapper-title {
  position: absolute;
  top: 20px;
  left: 24px;
  font-weight: 400;
  font-size: 22px;
  color: #FFFFFF;
} 

.card-inner-wrapper video { 
  position: absolute;
  bottom: 0;
  left: 24px;
  width: 612px;
  height: 362px;
  border-radius: 16px;
  object-fit: cover;
}

/* 覆盖 swiper cards 效果的 transform，确保整齐堆叠 */
.components-cards .swiper-slide.swiper-slide-active {
  margin-left: 0 !important;
}

.components-cards .swiper-slide.swiper-slide-next {
  margin-left: 0 !important;
}

.swiper-slide:nth-child(1n) {
}

#components-cards-1 .swiper-slide:nth-child(2n),
#components-cards-2 .swiper-slide:nth-child(2n) {
  z-index: 101 !important;
}

#components-cards-1 .swiper-slide:nth-child(3n),
#components-cards-2 .swiper-slide:nth-child(3n) {
  z-index: 102 !important;
}

#components-cards-1 .swiper-slide:nth-child(4n), 
#components-cards-2 .swiper-slide:nth-child(4n) {
  z-index: 103 !important;
}

#components-cards-1 .swiper-slide:nth-child(1n) {
  background: linear-gradient( 270deg, #77E5AE 0%, #45D98F 100%);
}

#components-cards-1 .swiper-slide:nth-child(2n) {
  background: linear-gradient( 270deg, #7AD3FF 0%, #44B8F2 100%);
}

#components-cards-1 .swiper-slide:nth-child(3n) {
  background: linear-gradient( 270deg, #8598FF 0%, #516DFE 100%);
}

#components-cards-1 .swiper-slide:nth-child(4n) {
  background: linear-gradient( 270deg, #AD85FF 0%, #8B51FE 100%);
}

#components-cards-2 .swiper-slide:nth-child(1n) {
  background: linear-gradient( 270deg, #9985FF 0%, #6E51FE 100%);
}

#components-cards-2 .swiper-slide:nth-child(2n) {
  background: linear-gradient( 270deg, #71D9A5 0%, #29CC7A 100%);
}

#components-cards-2 .swiper-slide:nth-child(3n) {
  background: linear-gradient( 270deg, #7AAFFF 0%, #3398FE 100%);
}

#components-cards-2 .swiper-slide:nth-child(4n) {
  background: linear-gradient( 270deg, #8598FF 0%, #516DFE 100%);
}

.nav-bar {
  position: fixed;
  top: -60px;
  left: 50%;
  transform: translate(-50%, 0);
  width: 654px;
  height: 60px;
  backdrop-filter: blur(60px);
  background-color: hsla(0,0%,100%,.3490196078);
  /* background: linear-gradient( 360deg, #F9FAFE 0%, #FBFCFE 100%); */
  border-radius: 30px;
  box-shadow: 0px 4px 20px 0px rgba(31,50,148,0.1);
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-sizing: border-box;
  padding: 10px 20px;
  z-index: 999999;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  /* 回弹滑入：translate 0.8s + cubic-bezier 过冲 */
  transition:
    transform 0.8s cubic-bezier(0.68, -0.55, 0.27, 1.55),
    opacity 0.35s ease,
    visibility 0.35s ease;
}

/* -60 + 90 = 30，与原先距顶 30px 对齐 */
.nav-bar.visible {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translate(-50%, 90px);
}

.nav-bar-item {
  flex: 1;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 16px;
  color: #666666;
  font-weight: 400;
}

.nav-bar-item-active {
  color: #4F6BFE;
  font-weight: 600;
}

.nav-bar-download {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 16px;
  color: #ffffff;
  font-weight: 600;
  background: #4F6BFE;
  border-radius: 40px;
  box-sizing: border-box;
  gap: 5px;
}

.nav-bar-item img {
  width: 16px;
  height: 16px;
}

.tab_right_item {
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 14px;
  padding: 0 24px;
  color: #666666;
  font-weight: 400;
  position: relative;
  transition: color 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.tab_right_item:hover {
  color: #333333;
}

.tab_right_item_active {
  color: #20184e;
  font-weight: 600;
}

/* 激活项底部分割线指示（官网常见切换样式） */
.tab_right_item_active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%) scaleX(1);
  width: 28px;
  height: 3px;
  background: #4f6bfe;
  border-radius: 2px;
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.25s ease;
}

.tab_right_item:not(.tab_right_item_active)::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 28px;
  height: 3px;
  background: #4f6bfe;
  border-radius: 2px;
  opacity: 0;
  transform: translateX(-50%) scaleX(0.3);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.25s ease;
}

.tab_right_item:not(.tab_right_item_active):hover::after {
  opacity: 0.45;
  transform: translateX(-50%) scaleX(0.6);
}

/* 版权信息样式 */
.footer {
  width: 100%;
  background-color: #4F6BFE;
  padding: 4px 0;
  box-sizing: border-box;
  margin-top: 50px;
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
  color: #fff; /* 浅蓝灰色文字 */
  font-size: 12px;
}

.footer-line {
  margin: 5px 0;
}
.swiper {
  width: 1340px;
}
.current-swiper {
	width: 800px;
  height: 471px;
	border-radius:10px;
	margin:0 auto;
	position:relative;
	z-index:99;
  overflow: hidden;
}
.current-swiper .swiper-slide {
  display: flex;
  align-items: center;
  justify-content: center;
}
.current-swiper .swiper-slide img {
  width: 842px;
  /* height: 417px; */
  object-fit: cover;
  border-radius: 12px;
  display: block;
}
.nocurrent-swiper {
	width:676px;
	height:398px;
	border-radius:8px;
  overflow: hidden;
}
.nocurrent-swiper .swiper-slide img {
  width:676px;
  /* height: 417px; */
  object-fit: cover;
  border-radius: 12px;
  display: block;
}
.left-swiper {
	position:absolute;
	left:117px;
	top:52px;
	z-index:1;
}
.right-swiper {
	position:absolute;
	right:117px;
	left:auto;
	top:52px;
	z-index:1;
}