@font-face {
   font-family: "AlibabaPuHuiTi";
   src: url("../fonts/SourceHanSans-Normal.otf") format("opentype");
   font-weight: 400;
   font-style: normal;
}

/* 导航栏整体背景 */
html {
   overflow-x: hidden;
}

body {
   font-family: "AlibabaPuHuiTi", "Microsoft Yahei", "Hiragino Sans GB";
   overflow-x: hidden;
   color: rgba(41, 41, 41, 1);
   font-size: 16px;
   line-height: 1.8;
   margin: 0;
   padding: 0;
}

/* Ensure buttons inherit font-family from body */
button {
   font-family: inherit;
}

input[type="button"],
input[type="submit"],
input[type="reset"] {
   font-family: inherit;
}

div,
p,
span,
h1,
h2,
h3,
h4,
h5,
h6,
a,
li,
td,
th,
label,
input,
textarea,
select {
   font-family: inherit;
}

img {
   max-width: 100%;
}

ul {
   padding: 0;
   margin: 0;
   list-style-type: none;
}

/* Banner Slider Styles */
.banner-slider {
   position: relative;
   width: 100%;
   height: 560px;
   /* 全屏高度 */
   overflow: hidden;
   margin-top: 80px;
}

.slider-wrapper {
   width: 100%;
   height: 100%;
   position: relative;
}

.slide {
   position: absolute;
   top: 0;
   left: 0;
   width: 100%;
   height: 100%;
   opacity: 0;
   visibility: hidden;
   transition: opacity 0.8s ease-in-out;
   background-size: cover;
   background-position: center;
   background-repeat: no-repeat;
   display: flex;
   align-items: center;
}

.slide.active {
   opacity: 1;
   visibility: visible;
   z-index: 1;
}

.slider-btn {
   position: absolute;
   top: 50%;
   transform: translateY(-50%);
   width: 48px;
   height: 48px;
   border-radius: 50%;
   background: rgba(41, 41, 41, 0.15);
   border: none;
   cursor: pointer;
   z-index: 10;

   display: flex;
   align-items: center;
   justify-content: center;

   transition: background 0.3s ease, transform 0.2s ease;
}

.slider-btn.prev {
   left: 20px;
}

.slider-btn.next {
   right: 20px;
}

/* ===== 箭头（核心：用 CSS 画） ===== */
.slider-btn::before {
   content: "";
   width: 12px;
   height: 12px;
   border-top: 3px solid #fff;
   border-right: 3px solid #fff;
   display: block;
}

/* 左箭头 */
.slider-btn.prev::before {
   transform: rotate(-135deg);
}

/* 右箭头 */
.slider-btn.next::before {
   transform: rotate(45deg);
}

/* ===== Hover / Active ===== */
.slider-btn:hover {
   background: rgba(0, 195, 255, 0.85);
}

.slider-btn:active {
   transform: translateY(-50%) scale(0.95);
}

/* Slider Navigation Arrows */
.slider-nav {
   position: absolute;
   top: 50%;
   width: 100%;
   display: flex;
   justify-content: space-between;
   transform: translateY(-50%);
   z-index: 20;
}

.slider-nav button {
   background: rgba(255, 255, 255, 0.7);
   border: none;
   width: 50px;
   height: 50px;
   border-radius: 50%;
   cursor: pointer;
   display: flex;
   align-items: center;
   justify-content: center;
   transition: all 0.3s ease;
   font-size: 18px;
   color: rgba(41, 41, 41, 1);
}

.slider-nav button:hover {
   background: rgba(255, 255, 255, 0.9);
   transform: scale(1.1);
}

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

.dot {
   width: 12px;
   height: 12px;
   border-radius: 50%;
   background: rgba(0, 195, 255, 0.5);
   cursor: pointer;
   transition: all 0.3s ease;
}

.dot.active {
   background: rgba(0, 195, 255, 1);
   transform: scale(1.2);
}

.container {
   padding-right: 15px;
   padding-left: 15px;
   margin-right: auto;
   margin-left: auto
}


/* 左侧文字整体容器 */
.text-content {
   position: relative;
   z-index: 10;
   flex: 0 0 50%;
   /* 核心：占据左侧 50% 的空间，不被压缩 */
   max-width: 600px;
   /* 限制最大宽度，保持视觉美感 */
   text-align: left;
   /* 离屏幕左边留一点距离 */
   display: block;
   /* 确保不是 flex 导致的垂直排列 */
   padding-top: 50px;
}

/* 标题样式 */
.title {
   font-size: 48px;
   /* 增大字号 */
   color: rgba(41, 41, 41, 1);
   font-weight: bold;
   margin-bottom: 25px;
   white-space: nowrap;
   /* 核心：强制标题不换行 */
}

.title span {
   color: rgba(0, 195, 255, 1);
   /* “跨境电商”亮蓝色 */
}

/* 描述文字组 */
.desc-group {
   text-align: left;
   margin-bottom: 35px;
   font-size: 20px;
   color: rgba(41, 41, 41, 1);
   font-weight: 500;
}

.desc-group span {
   color: rgba(0, 195, 255, 1);
}

.slide.active .text-content {
   transform: translateY(0);
}

.desc span {
   color: rgba(0, 195, 255, 1);
}

/* 蓝色圆角按钮 */
.btn-more-blue {
   display: inline-block;
   padding: 8px 50px;
   background-color: rgba(0, 195, 255, 1);
   color: #fff;
   border-radius: 30px;
   text-decoration: none;
   font-weight: bold;
}

.two {
   text-align: center;
   margin: 0 auto;
   padding-top: 60px;
}

.tree {
   padding-top: 50px;
}

.integrated {
   margin-top: 40px;
   width: 100%;
   font-weight: bold;
   text-align: center;
   font-size: 48px;
   color: rgba(41, 41, 41, 1);
}

.integrated span {
   color: rgba(0, 195, 255, 1);
}

.desc-two {
   text-align: center;
}

.desc-group .desc-two {
   text-align: center;
}

/* Responsive adjustments for text content */




@keyframes float {

   0%,
   100% {
      transform: translateY(0);
   }

   50% {
      transform: translateY(-15px);
   }
}

/* About section styling */
.about {
   padding: 30px 0;
   position: relative;
   background-color: #f8f8f8;
   /* Light background for better contrast */
}

.about_container {
   display: flex;
   align-items: center;
   flex-wrap: wrap;
}

.about-image {
   flex: 2;
   min-width: 500px;
   z-index: 1;
}

.about-image img {
   width: 100%;
   height: auto;
   border-radius: 8px;
   /* Rounded corners for image */
   box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
   /* Subtle shadow for depth */
   position: relative;
   /* Establish positioning context */
   z-index: 1;
   /* Lower z-index for image */
}

.about-text {
   flex: 1;
   min-width: 300px;
   display: flex;
   flex-direction: column;
   text-align: right;
   z-index: 2;
}

.about-header {
   z-index: 2;
   text-align: left;
   width: 100%;
}

.about-header_en {
   font-size: 50px;
   font-weight: bold;
   color: rgba(41, 41, 41, 1);
   margin-bottom: 5px;
   text-transform: uppercase;
   /* Uppercase for "ABOUT US" */
   letter-spacing: 1px;
   opacity: 0.1;
   /* Spacing for better readability */
}

.about-header_cn {
   font-size: 50px;
   color: rgba(0, 195, 255, 1);
   margin-bottom: 20px;
   font-weight: 500;
   margin-top: -70px;
   padding-left: 40px;
}

.about span {
   display: block;
   line-height: 1.8;
   /* Increased line height for better readability */
   color: #555;
   /* Softer text color */
   font-size: 16px;
   /* Standard font size */
}

.about-bottom {
   background: rgba(255, 255, 255, 0.7);
   padding: 20px;
   font-size: 18px;
   text-align: left;
   margin-bottom: 50px;
   color: black;
   font-weight: 500;
   width: 460px;
}

.about-bottom p {
   font-size: 14px;
   line-height: 1.9;
   color: rgba(41, 41, 41, 1);
}

.section_capabilities {
   width: 100%;
   background-color: rgba(0, 0, 0, 0.75);
   background-image: url("../img/home/aao.png");
   background-repeat: no-repeat;
   background-position: center center;
   background-size: cover;
}

.sectiontree {
   background-color: rgba(0, 0, 0, 0.75);
   height: 100%;
   position: relative;
   width: 100%;
   top: 0;
   background-size: 100%;
}

.capabilities_log {
   width: 100%;
   text-align: center;
}

.capabilities_log_en {
   font-weight: normal;
   font-size: 50px;
   color: rgba(255, 255, 255, 0.1);
}

.capabilities_log_cn {
   font-weight: normal;
   font-size: 48px;
   color: rgba(255, 255, 255, 1);
   margin-top: -50px;
}

.capabilities-row {
   display: flex;
   justify-content: space-around;
   /* 水平等距排列 */
   align-items: flex-start;
   padding: 50px 0;
   max-width: 1200px;
   margin: 0 auto;
   gap: 10px;
}

/* 单个卡片容器 */
.cap-card {
   width: 330px;
   height: 418px;
   position: relative;
   background: #fff;
   border-radius: 20px;
   box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
   padding: 20px;
   box-sizing: border-box;
   overflow: hidden;
   padding-top: 30px;
   transition: transform 0.3s ease;
}

.cap-card:hover {
   transform: translateY(-10px);
}

/* 内容布局：垂直居中所有元素 */
.cap-content {
   height: 100%;
   display: flex;
   flex-direction: column;
   /* 垂直居中 */
   align-items: center;
}

/* 标题样式 */
.cap-title {
   margin-top: 20px;
   white-space: nowrap;
   line-height: 30px;
   text-align: center;
   font-style: normal;
   font-weight: bold;
   font-size: 28px;
   color: rgba(41, 41, 41, 1);
}

/* 描述文本样式 */
.cap-desc {
   line-height: 30px;
   text-align: left;
   font-style: normal;
   font-weight: normal;
   font-size: 18px;
   color: rgba(41, 41, 41, 1);
}

/* 装饰线条：替代原有的 SVG rect */
.cap-line {
   margin-top: 20px;
   width: 200px;
   height: 3px;
   background-color: black;
   border-radius: 1.5px;
   margin-bottom: 20px;
}

/* 图标区域 */
.cap-icon img {
   width: 60px;
   /* 根据实际图标大小调整 */
   height: auto;
}

.business_segments {
   text-align: center;
   margin: 30px 0;
}

.agn {
   width: 518px;
   height: 95px;
   overflow: visible;
   margin: 0 auto;
   display: flex;
   flex-direction: column;
   justify-content: center;
   align-items: center;
}

.ago {
   opacity: 0.05;
   border: 0;
   overflow: visible;
   width: 519px;
   white-space: nowrap;
   text-align: center;
   font-style: normal;
   font-weight: normal;
   font-size: 50px;
   color: rgba(0, 0, 0, 1);
   text-transform: uppercase;
}

.agp {
   border: 0;
   position: absolute;
   overflow: visible;
   width: 191px;
   white-space: nowrap;
   text-align: left;
   font-style: normal;
   font-weight: bold;
   font-size: 48px;
   color: rgba(0, 195, 255, 1);
   margin-top: 60px;
}

.business_afo {
   display: flex;
   justify-content: space-between;
   /* 左右两端对齐 */
   align-items: center;
   margin: 0 auto;
   padding: 30px 0;
}

/* 左侧文字区块 */
.business_afw {
   flex: 0 0 50%;
   display: flex;
   flex-direction: row;
}

.business_text {
   flex: 3;
   text-align: left;
   display: flex;
   flex-direction: column;
   text-align: left;
}

.agi {
   height: 110px;
   width: 100%;
}

.agj {
   width: 100px;
   height: 2px;
   background-color: rgba(41, 41, 41, 1);
   margin-right: 10px;
   flex: 1;
   margin-top: 70px;
}

.agk {
   height: 140px;
   display: flex;
   flex-direction: column;
   justify-content: center;
   /* align-items: center; */
   text-align: left;
}


.agm {
   white-space: nowrap;
   font-style: normal;
   font-weight: bold;
   font-size: 50px;
   color: rgba(0, 195, 255, 1);
}

.agl {
   opacity: 0.1;
   border: 0;
   position: absolute;
   width: 119px;
   white-space: nowrap;
   text-align: center;
   font-style: normal;
   font-weight: bold;
   font-size: 100px;
   color: rgba(41, 41, 41, 1);
   margin-top: -70px;
   margin-left: 50px;
}

.service-card {
   text-align: left;
   margin-top: 20px;
}

.service-title {
   white-space: nowrap;
   font-style: normal;
   font-weight: bold;
   font-size: 30px;
   color: rgba(41, 41, 41, 1);
}

.service-desc {
   text-align: left;
   font-style: normal;
   font-weight: lighter;
   font-size: 16px;
   color: rgba(41, 41, 41, 1);
}

/* 右侧图片区块 */
.business_img {
   flex: 0 0 50%;
}

.business_img img {
   width: 100%;
   height: auto;
   border-radius: 10px;
   /* 可选：增加圆角 */
}

.business_button {
   display: inline-block;
   width: 40%;
   padding: 8px;
   background-color: rgba(0, 195, 255, 1);
   color: #fff;
   border-radius: 5px;
   border: none;
   font-size: 18px;
   cursor: pointer;
   text-align: center;
   text-decoration: none;
   font-weight: bold;
   white-space: nowrap;
}

.intasect_intr {
   width: 100%;
   margin-top: 60px;
}

.intasect_group {
   width: 100%;
   height: 100%;
   background-color: rgba(0, 0, 0, 0.95);
   background-image: url('../img/home/aia.png');
   background-repeat: no-repeat;
   background-position: center center;
   background-size: cover;
}

.intasect_group_ul {
   display: flex;
   width: 100%;
   margin: 0;
   padding: 0;
   list-style: none;
   min-height: 600px;
}

.intasect_group_li {
   flex: 1;
   border-right: 1px solid rgba(255, 255, 255, 0.3);
   padding: 30px 10px;
   text-align: center;
   background: rgba(0, 0, 0, 0.4);
   transition: background 0.3s;
   display: flex;
   flex-direction: column;
   align-items: center;
   color: white;
}

.intasect_group_li:first-child {
   border-left: 1px solid rgba(255, 255, 255, 0.3);
}

.intasect_group_li:hover {
   background: rgba(0, 0, 0, 0.6);
}

/* 时间线日期 */
.timeline-date {
   font-size: 14px;
   margin-bottom: 15px;
   display: flex;
   align-items: baseline;
   justify-content: center;
}

.timeline-date span {
   font-size: 24px;
   font-weight: bold;
   margin-right: 5px;
}

/* 业务标签 */
.biz-tag {
   display: flex;
   justify-content: center;
   align-items: center;
   height: 30px;
   padding: 0 10px;
   border-radius: 4px;
   font-size: 14px;
   font-weight: bold;
   /* margin-bottom: 20px; */
   width: 100%;
   max-width: 120px;
}

.tag-research {
   background-color: #2b569a;
}

.tag-delivery {
   background-color: #007cc3;
}

.tag-window {
   background-color: #20b2aa;
}

.tag-media {
   background-color: #e67e22;
}

/* 公司名称 */
.company-name {
   font-size: 16px;
   font-weight: bold;
   line-height: 1.4;
   margin-bottom: 20px;
   min-height: 60px;
   display: flex;
   align-items: center;
   justify-content: center;
   text-align: center;
}

/* 特性列表 */
.feature-list {
   text-align: left;
   padding-left: 15px;
   margin: 0;
   font-size: 13px;
   line-height: 1.6;
   width: 100%;
   box-sizing: border-box;
}

.feature-list li {
   list-style-type: disc;
   margin-bottom: 4px;
}

/* 详情按钮对齐 */
.btn-detail {
   margin-top: auto;
   margin-bottom: 80%;
}




.contact {
   width: 100%;
   text-align: center;
}

.contact-section {
   width: 100%;
   padding: 30px 0;
   margin-top: 30px;
}


.contact-header {
   display: flex;
   flex-direction: column;
   width: 100%;
   text-align: center;
   align-items: center;
   margin-bottom: 20px;
   background-color: rgb(20 19 19 / 89%);
}

.contact-header .en {
   font-size: 48px;
   color: rgba(255, 255, 255, 0.1);
}

.contact-header .cn {
   font-size: 48px;
   color: rgba(255, 255, 255, 1);
   margin-top: -50px;
}

.contact-content {
   display: flex;
   gap: 50px;
   align-items: center;
   /* 垂直居中 */
}

.contact-image {
   flex: 1;
   text-align: center;
   /* background-color: white; */
   padding: 20px;
   display: flex;
   justify-content: center;
   align-items: center;
}

.contact-image img {
   width: 400px;
}

.contact-info-list {
   gap: 20px;
   display: flex;
   margin-top: 0;
   flex-direction: column;
   margin-left: 0;
   align-items: stretch;
}

.info-item {
   background-color: white;
   display: flex;
   padding: 10px;
   align-items: center;
   border: 1px solid #e1e1e1;
   cursor: pointer;
   text-decoration: none;
}

.info-item-h5 {
   font-weight: bold;
   padding: 0;
   margin: 0;
   color: rgba(0, 195, 255, 1);
}

.info-item-p {
   padding: 0;
   margin: 0;
   color: rgba(102, 102, 102, 1);
}

.info-item_log {
   color: rgba(0, 195, 255, 1);
   padding: 20px;
   font-size: 24px
}

.info-item .text {
   font-size: 20px;
}

.sigma_footer-copyright {
   text-align: center;
}

@media (min-width: 1200px) {
   .section_capabilities {
      height: 763px;
   }

   .capabilities_log {
      padding-top: 50px;
   }

   .about-bottom {
      width: 530px;
   }
}

@media (max-width: 1200px) {
   .title {
      font-size: 32px;
   }

   .desc {
      font-size: 16px;
   }

   .btn-more-blue {
      padding: 5px 40px;
      font-size: 14px;
   }

   .capabilities-row {
      padding: 20px 0;
   }

   .intasect_group_li {
      padding: 40px 10px 0 10px;
   }

   .intasect_group_title {
      /* font-size: 18px; */
   }

}

@media (max-width: 992px) {
   .title {
      font-size: 28px;
   }

   .desc {
      font-size: 15px;
   }

   .btn-more-blue {
      padding: 5px 35px;
      font-size: 14px;
   }

   .text-content {
      max-width: 60%;
   }

   .about-image {
      max-width: 100%;
      /* Full width on small screens */
   }

   .about-text {
      width: 100%;
      /* Full width on small screens */
   }

   .about_container>.about-image {
      order: 2;
      /* Image comes after text */
   }

   .about_container>.about-text {
      order: 1;
      /* Text comes first */
   }

   .about .about-header {
      margin-right: 0;
      /* Reset negative margin on small screens */
   }
}

/* Responsive styles for iPad and tablets */
@media (max-width: 1024px) {
   .intasect_group_ul {
      height: 400px;
      /* Reduced height for tablets */
   }

   .intasect_group_li {
      padding: 30px 10px 0 10px;
      /* Reduced padding */
   }

   .intasect_group_title {
      /* font-size: 14px; */
      /* Smaller font size */
   }

   .intasect_group_title span {
      /* font-size: 16px; */
      /* Smaller font size */
   }

   .intasect_group_item {
      /* font-size: 14px; */
      /* Smaller font size */
   }

   .btn-detail {
      font-size: 10px;
      /* Smaller font size */
      padding: 5px 35px;
      /* Smaller padding */
   }

   .title {
      font-size: 36px;
      /* Smaller title for tablet */
   }

   .desc {
      font-size: 16px;
      /* Smaller description for tablet */
   }

   .about-bottom {
      width: 400px;
      font-size: 16px;
   }

   .cap-card {
      width: 280px;
      /* Smaller card width */
      height: 360px;
      /* Smaller card height */
      padding: 10px;
   }

   .cap-title {
      font-size: 24px;
      /* Smaller title */
   }

   .cap-desc {
      font-size: 16px;
      /* Smaller description */
   }

   .agm {
      font-size: 40px;
      /* Smaller font size */
   }

   .service-title {
      font-size: 24px;
      /* Smaller font size */
   }

   .service-desc {
      font-size: 16px;
      /* Smaller font size */
   }

   .cap-line {
      margin-top: 0px;
      margin-bottom: 10px;
   }
}

/* Container width adjustment for larger screens */
@media (min-width: 576px) {
   .container {
      max-width: 540px;
   }
}

@media (min-width: 768px) {
   .container {
      max-width: 720px;
   }
}

@media (min-width: 992px) {
   .container {
      max-width: 960px;
   }
   .intasect_group .container {
      max-width: 100%;
   }
}

@media (min-width: 1200px) {
   .container {
      max-width: 1140px;
   }
   .intasect_group .container {
      max-width: 100%;
   }
}

@media (min-width: 1400px) {
   .container {
      max-width: 80%
   }
   .intasect_group .container {
      max-width: 100%;
   }

   .intasect_group_li {
      padding: 60px 20px 0 20px;
   }
}

@media (min-width: 1920px) {
   .container {
      max-width: 80%
   }
   .intasect_group .container {
      max-width: 80%;
   }
}

.isSp {
   display: none;
}

.isPc {
   display: block;
}

@media (max-width: 991px) {
   .isPc {
      display: none;
   }

   .isSp {
      display: block;
   }

   .sp-slider {
      position: relative;
      width: 100%;
      height: 826px;
      overflow: hidden;
      margin-top: 65px;
   }

   .sp-slide {
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      bottom: 0;
      background-size: cover;
      background-position: center;
      opacity: 0;
      transition: opacity 0.6s ease;
      pointer-events: none;
      display: flex;
      height: 768px;
      justify-content: center;
   }

   .sp-slide.sp-active {
      opacity: 1;
      pointer-events: auto;
   }

   .sp-hero-content {
      margin-top: 40px;
      text-align: center;
      color: rgba(42, 42, 42, 1);
   }

   .sp-title {
      font-size: 45px;
      font-weight: 700;
      line-height: 1.3;
      margin-bottom: 16px;
   }

   .sp-title span {
      color: rgba(0, 195, 255, 1);
   }

   .sp-desc {
      font-size: 24px;
      margin-bottom: 28px;
      line-height: 1.5;
      color: rgba(42, 42, 42, 1);
   }

   .sp-btn-primary {
      display: inline-block;
      padding: 10px 36px;
      background-color: rgba(0, 195, 255, 1);
      border-radius: 30px;
      color: white;
      font-weight: 600;
      text-decoration: none;
      cursor: pointer;
      transition: background-color 0.3s ease;
   }

   .sp-btn-primary:hover {
      background-color: rgba(0, 195, 255, 1);
   }

   .sp-slider-btn {
      position: absolute;
      top: 50%;
      transform: translateY(-50%);
      font-size: 48px;
      color: white;
      background: rgba(0, 0, 0, 0.4);
      border: none;
      width: 48px;
      height: 48px;
      border-radius: 50%;
      cursor: pointer;
      user-select: none;
      display: flex;
      justify-content: center;
      align-items: center;
      transition: background 0.3s ease;
      z-index: 10;
   }

   .sp-slider-btn:hover {
      background: rgba(0, 0, 0, 0.7);
   }

   .sp-slider-btn.sp-prev {
      left: 20px;
   }

   .sp-slider-btn.sp-next {
      right: 20px;
   }

   .sp-dots {
      position: absolute;
      bottom: 16px;
      width: 100%;
      text-align: center;
      z-index: 10;
   }

   .sp-dot {
      display: inline-block;
      width: 12px;
      height: 12px;
      margin: 0 6px;
      background: rgba(226, 226, 226, 1);
      border-radius: 50%;
      cursor: pointer;
      transition: background 0.3s ease;
   }

   .sp-dot.sp-active {
      background: rgba(0, 195, 255, 1);
   }

   .sp-service-list {
      display: flex;
      gap: 20px;
      justify-content: center;
      max-width: 650px;
   }

   .sp-service-item {
      background: rgba(0, 195, 255, 1);
      border-radius: 8px;
      padding: 30px 20px 24px;
      text-align: center;
      color: #fff;
      transition: transform .3s ease, box-shadow .3s ease;
      cursor: pointer;
      flex: 1;
   }

   .sp-service-item:hover {
      transform: translateY(-6px);
      box-shadow: 0 10px 24px rgba(0, 0, 0, .15);
   }

   /* 圆形图片 */
   .sp-service-img {
      width: 120px;
      height: 120px;
      margin: 0 auto 16px;
      display: flex;
      align-items: center;
      justify-content: center;
   }

   .sp-service-img img {
      max-width: 100%;
   }

   /* 标题 */
   .sp-service-title {
      font-size: 18px;
      line-height: 1.4;
      margin-bottom: 16px;
   }

   /* 向下箭头 */
   .sp-arrow {
      display: inline-block;
      width: 14px;
      height: 14px;
      border-right: 4px solid #fff;
      border-bottom: 4px solid #fff;
      transform: rotate(45deg);
      transition: transform .3s;
   }

   .sp-service-item:hover .sp-arrow {
      transform: rotate(45deg) translateY(4px);
   }

   /* .sp-about-us {
   
   } */

   .sp-text {
      width: 100%;
      margin: 20px 0 20px;
      text-align: center;
   }

   .sp-text-en {
      font-weight: bold;
      font-size: 50px;
      opacity: 0.1;
      color: rgba(0, 0, 0, 1);
   }

   .sp-text-cn {
      font-weight: bold;
      font-size: 48px;
      color: rgba(0, 195, 255, 1);
      margin-top: -50px;
   }

   .sp-about-us-img {
      background-color: #f8f8f8;
   }

   .sp-about-us-img img {
      width: 100%;
   }

   .sp-about-content {
      background-color: #f8f8f8;
      font-size: 24px;
      padding: 20px 0;
      color: rgba(42, 42, 42, 1);
      padding-bottom: 30px;
   }

   /* 整体区块 */
   .sp-advantage {
      background: #f5f7fa;
   }

   /* 顶部背景标题 */
   .sp-advantage-hero {
      position: relative;
      height: 120px;
      background: url('../img/home/aao.png') center / cover no-repeat;
   }

   .sp-advantage-hero::after {
      content: '';
      position: absolute;
      inset: 0;
      background: rgba(0, 0, 0, 0.75);
   }

   .sp-advantage-hero-inner {
      position: relative;
      z-index: 2;
      height: 100%;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      color: #fff;
   }

   .sp-advantage-en {
      font-size: 50px;
      font-weight: 700;
      opacity: .35;
      letter-spacing: 2px;
   }

   .sp-advantage-cn {
      font-size: 48px;
      font-weight: bold;
      margin-top: -48px;
   }

   /* 内容区 */
   .sp-advantage-list {
      margin-top: 30px;
      padding-bottom: 30px;
   }

   /* 单个优势卡片 */
   .sp-advantage-item {
      background: rgba(0, 195, 255, 1);
      color: #fff;
      padding: 36px 32px;
      margin-left: 5px;
      margin-right: 5px;
      margin-bottom: 24px;
      box-shadow: 0 10px 30px rgba(0, 0, 0, .15);
   }

   .sp-advantage-icon {
      width: 100px;
      height: 100px;
      background: #fff;
      border-radius: 50%;

      display: flex;
      align-items: center;
      /* 垂直居中 */
      justify-content: center;
      /* 水平居中 */
   }

   .sp-advantage-icon img {
      width: 65px;
      height: 65px;
   }

   .sp-advantage-header {
      display: flex;
      gap: 16px;
   }

   .sp-advantage-title-wrap {
      display: flex;
      flex-direction: column;
      justify-content: space-around;
   }

   .sp-advantage-title {
      font-size: 26px;
      font-weight: 600;
      margin-top: 20px;
   }

   .sp-advantage-line {
      width: 260px;
      height: 5px;
      background: #fff;
      margin-top: 8px;
   }

   .sp-advantage-body {
      font-size: 18px;
      margin-top: 5px;
   }

   .sp-business-section {
      padding: 40px 16px;
   }

   .sp-business-container {
      width: 100%;
   }

   /* 文本块 */
   .sp-business-item {
      display: flex;
      flex-direction: column;
   }

   .sp-business-header {
      display: flex;
      flex-direction: row;
      align-items: center;
   }

   .sp-business-title {
      text-align: left;
      flex: 1;
      font-size: 32px;
      color: rgba(41, 41, 41, 1);
      font-weight: bold;
   }

   .sp-business-num {
      font-size: 180px;
      line-height: 1;
      color: rgba(41, 41, 41, 1);
      opacity: 0.1;
   }

   .sp-business-t {
      line-height: 1;
      font-weight: bold;
      font-size: 45px;
      color: rgba(67, 186, 255, 1);
      transform: translateY(-120px);
      text-align: center;
   }

   .sp-business-text1 {
      line-height: 1;
      text-align: center;
      transform: translateY(-85px);
   }

   .sp-business-cn {
      font-size: 50px;
      color: rgba(67, 186, 255, 1);
      font-weight: bold;
      margin-top: -54px;
   }

   .sp-business-en {
      font-size: 48px;
      color: rgba(0, 0, 0, 1);
      opacity: 0.1;
      font-weight: bold;
   }

   .sp-business-head {
      width: 100%;
      text-align: center;
   }



   .sp-business-span {
      color: rgba(41, 41, 41, 1);
      font-size: 32px;
   }

   .sp-business-color {
      color: rgba(67, 186, 255, 1);
      font-weight: bold;
      font-size: 45px;
   }

   .sp-business-img {
      flex: 1;
   }

   .sp-business-content {
      font-size: 20px;
      color: rgba(41, 41, 41, 1);
      line-height: 1.6;
   }

   .sp-business-btn {
      display: inline-block;
      padding: 8px 15px;
      background-color: rgba(0, 195, 255, 1);
      color: #fff;
      border-radius: 5px;
      text-align: center;
      font-size: 24px;
      text-decoration: none;
      font-weight: bold;
      white-space: nowrap;
      width: 160px;
      margin: 20px 0;
   }

   .sp-card-intasect {
      background-color: #000;
   }

   .sp-card {
      background: #000;
      color: #fff;
      padding: 12px 0;
      border-bottom: 2px solid;
      margin-top: 0px;
   }

   .sp-card-iintasect-title {
      margin: 0 auto;
      text-align: center;
      font-size: 50px;
      width: 100%;
      background: #000;
      margin-bottom: 10px;
      padding-top: 60px;
      color: #fff;
   }

   .sp-card-title {
      font-size: 30px;
      margin: 0;
      display: inline-block;
      white-space: nowrap;
      vertical-align: middle;
      line-height: 1.2;
   }

   .sp-card-date-label {
      font-size: 16px;
   }

   .sp-card-content p {
      margin: 0;
   }

   .sp-card-desc {
      font-size: 24px;
      margin: 8px 0 0 0;
      flex: 1;
   }

   /* 公司名和标签同行布局 */
   .sp-card-name-row {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 8px;
      margin-top: 8px;
      margin-bottom: 0;

   }

   /* 手机版业务标签样式（在公司名右侧，小尺寸） */
   .sp-card-name-row .biz-tag {
      display: inline-flex;
      justify-content: center;
      align-items: center;
      height: 22px;
      padding: 0 8px;
      border-radius: 3px;
      font-size: 11px;
      font-weight: bold;
      color: #fff;
      flex-shrink: 0;
      vertical-align: middle;
      line-height: 1;
      width: 80px;
   }

   /* 成立日期和标签同行布局 */
   .sp-card-title-row {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 8px;
      margin-bottom: 0;
      position: relative;
   }

   /* 手机版业务标签样式（在成立日期右侧） */
   .sp-card-title-row .biz-tag {
      display: inline-flex;
      justify-content: center;
      align-items: center;
      height: 28px;
      padding: 0 12px;
      border-radius: 4px;
      font-size: 13px;
      font-weight: bold;
      color: #fff;
      flex-shrink: 0;
      vertical-align: middle;
      line-height: 1;
   }

   /* 详细信息区域默认隐藏 */
   .sp-card-detail {
      display: none;
      margin-top: 10px;
   }

   /* 手机版特性列表样式 */
   .sp-card-detail .feature-list {
      text-align: left;
      padding-left: 20px;
      margin: 0;
      font-size: 14px;
      line-height: 1.6;
      list-style-type: disc;
      color: #fff;
   }

   .sp-card-detail .feature-list li {
      margin-bottom: 4px;
   }

   /* 按钮区域默认隐藏 */
   .sp-card-action {
      display: none;
      margin-top: 8px;
      margin-bottom: 0;
   }

   /* 手机版详情按钮样式 */
   .sp-card-action .biz-tag.btn-detail {
      display: inline-flex;
      justify-content: center;
      align-items: center;
      height: 30px;
      padding: 0 14px;
      border-radius: 4px;
      font-size: 13px;
      font-weight: bold;
      color: #fff;
      text-decoration: none;
      cursor: pointer;
   }

   .sp-card-action .biz-tag.btn-detail a {
      color: #fff;
      text-decoration: none;
   }

   /* 展开状态 */
   .sp-card.sp-active .sp-card-detail {
      display: block;
   }

   .sp-card.sp-active .sp-card-action {
      display: block;
      height: 28px;
      text-align: right
   }

   .sp-contact {
      background: #000;
      padding: 10px 16px;
      text-align: center;
      color: #fff;
      padding-top: 0px;
   }

   /* 顶部形象 */
   .sp-contact-avatar img {
      height: auto;
      margin: 0 auto 16px;
      display: block;
      width: 40%;
      margin-top: 20px;
   }

   /* 标题 */
   .sp-contact-title-en {
      font-size: 50px;
      font-weight: bold;
      letter-spacing: 2px;
      opacity: 0.15;
   }

   .sp-contact-title-cn {
      font-size: 48px;
      font-weight: bold;
      margin-top: -45px;
      margin-bottom: 24px;
   }

   /* 白色卡片 */
   .sp-contact-card {
      background: #fff;
      /* border-radius: 12px; */
      padding: 24px;
      text-align: left;
      color: rgba(41, 41, 41, 1);
   }

   /* 单行 */
   .sp-contact-item {
      display: flex;
      align-items: center;
      padding: 16px 0;
      border-bottom: 6px solid #e8e3e3;
   }

   .sp-contact-item:last-child {
      border-bottom: none;
   }

   .sp-contact-title {
      font-size: 30px;
      font-weight: bold;
      margin-right: 20px;
   }

   /* 图标 */
   .sp-contact-icon {
      width: 40px;
      height: 40px;
      margin-right: 12px;
      flex-shrink: 0;
      background-size: contain;
      background-repeat: no-repeat;
      display: flex;
   }



   /* 文本 */
   .sp-contact-text {
      font-size: 24px;
      line-height: 1.5;
   }

   .sp-back-to-top {
      position: fixed;
      bottom: 20px;
      width: auto;
      right: 20px;
      z-index: 9999;
      display: none;
      text-align: right;
      /* padding: 0px 5px; */
      color: white;
      border: none;
      border-radius: 5px;
      cursor: pointer;
      font-size: 16px;
      text-decoration: none;
   }

   .sp-back-to-top img {
      width: 40%;
      height: auto;
   }

   .contact-list {
      margin: 0 auto;
      max-width: 480px;
      font-size: 16px;
      color: rgba(41, 41, 41, 1);
      background: #fff;
      padding: 24px;
      font-weight: 100;
   }

   .contact-item {
      display: flex;
      align-items: flex-start;
      padding: 12px 0;
      text-decoration: none;
      cursor: pointer;
   }

   .icon {
      width: 22px;
      height: 22px;
      margin-right: 12px;
      margin-top: 2px;
      flex-shrink: 0;
   }

   .text {
      display: flex;
      align-items: flex-start;
      line-height: 1.6;
   }

   .label {
      width: 40px;
      font-weight: bold;
      flex-shrink: 0;
      margin-right: 5px;
      color: rgba(42, 42, 42, 1);
   }

   .value {
      color: rgba(41, 41, 41, 1);
      text-align: left;
   }

   .line {
      height: 2px;
      background: #ddd;
   }

   .sp-business-list {
      margin-top: 20px;
   }
}

@media (max-width: 768px) {
   .sp-slider {
      height: 700px;
   }

   .sp-slide {
      height: 650px;
   }

   .sp-hero-content {
      margin-top: 20px;
   }

   .sp-text-en {
      font-size: 38px;
   }

   .sp-text-cn {
      font-size: 36px;
      margin-top: -36px;
   }

   .sp-about-content {
      font-size: 20px;
   }

   .sp-advantage-en {
      font-size: 38px;

   }

   .sp-advantage-cn {
      font-size: 36px;
      margin-top: -36px;
   }

   .sp-business-title {
      font-size: 24px;
   }

   .sp-business-content {
      font-size: 18px;
   }

   .sp-business-span {
      font-size: 24px;
   }

   .sp-business-color {
      font-size: 30px;
   }

   .sp-business-btn {
      font-size: 18px;
      padding: 6px 10px;
   }

   .sp-business-num {
      font-size: 140px;
   }

   .sp-business-t {
      font-size: 36px;
      transform: translateY(-100px);
   }

   .sp-business-text1 {
      font-size: 28px;
      transform: translateY(-70px);
   }

   .sp-advantage-body {
      font-size: 16px;
   }

   .isSp .sp-title {
      font-size: 35px !important;
      /* Smaller font size for mobile */
   }

   .isSp .sp-desc {
      font-size: 20px !important;
      /* Smaller font size for mobile */
   }

   .isSp .sp-btn-primary {
      font-size: 18px !important;
   }

   .isSp .sp-service-title {
      font-size: 16px !important;
      /* Smaller font size for service titles */
   }

   .isSp .sp-service-desc {
      font-size: 12px !important;
      /* Smaller font size for service descriptions */
   }

   .sp-service-img {
      width: 85px;
      height: 85px;
   }

   .sp-contact-title-en {
      font-size: 38px;
   }

   .sp-contact-title-cn {
      font-size: 36px;
      margin-top: -40px;
   }

   .sp-contact-title {
      font-size: 20px;
   }

   .sp-contact-icon {
      width: 30px;
      height: 30px;
   }

   .sp-contact-text {
      font-size: 20px;
   }

   .sp-card-title {
      font-size: 26px;
   }

   .sp-card-desc {
      font-size: 18px;
   }

   .sp-business-cn {
      font-size: 36px;
      margin-top: -40px;
   }

   .sp-business-en {
      font-size: 38px;
   }
}

@media (max-width: 576px) {
   .container {
      padding-right: 5px;
      padding-left: 5px;
   }

   .sp-business-cn {
      font-size: 28px;
      margin-top: -35px;
   }

   .sp-business-en {
      font-size: 30px;
   }

   .sp-hero-content {
      margin-top: 10px;
   }

   .sp-slide {
      height: 380px;
      padding: 20px;
   }

   .sp-slider {
      height: 435px;
   }

   .sp-service-img {
      width: 45px;
      height: 45px;
      margin: 0 auto 6px;

   }

   .sp-service-list {
      gap: 5px;
   }

   .sp-service-item {
      padding: 10px 8px 10px;

   }

   .sp-text-en {
      font-size: 28px;
   }

   .sp-text-cn {
      font-size: 26px;
      margin-top: -26px;
   }

   .sp-advantage-en {
      font-size: 28px;
   }

   .sp-advantage-cn {
      font-size: 26px;
      margin-top: -26px;
   }

   .sp-advantage-title {
      font-size: 22px;
   }

   .sp-advantage-line {
      width: 180px;
   }

   .sp-advantage-icon {
      width: 80px;
      height: 80px;
   }


   .isSp .sp-title {
      font-size: 22px !important;
      margin-bottom: 2px;
   }

   .isSp .sp-desc {
      font-size: 16px !important;
      margin-bottom: 10px;
   }

   .isSp .sp-btn-primary {
      font-size: 12px !important;
      padding: 6px 12px !important;
   }

   .sp-about-content {
      font-size: 14px;
      padding: 5px;
      padding-bottom: 30px;
   }

   .sp-advantage-body {
      font-size: 14px;
   }

   .isSp .sp-service-title {
      margin: 0;
   }

   .isSp .sp-service-title {
      font-size: 12px !important;
   }

   .isSp .sp-service-desc {
      font-size: 10px !important;
      /* Even smaller font size for extra small screens */
   }

   .sp-card-content {
      padding-left: 10px;
      padding-right: 10px;
      margin-bottom: 10px;
   }

   .sp-card {
      padding: 8px 0;
   }

   .sp-card-iintasect-title {
      font-size: 28px;
   }

   .sp-card-title {
      font-size: 24px;
   }

   .sp-card-date-label {
      font-size: 16px;
   }

   .sp-business-num {
      font-size: 120px;
   }

   .sp-business-t {
      font-size: 30px;
      transform: translateY(-85px);
   }

   .sp-business-text1 {
      font-size: 20px;
      transform: translateY(-60px);
   }

   .sp-business-title {
      font-size: 20px;
   }

   .sp-business-span {
      font-size: 20px;
   }

   .sp-business-color {
      font-size: 24px;
   }

   .sp-card-desc {
      font-size: 16px;
   }

   /* 公司名和标签同行布局（小屏幕） */
   .sp-card-name-row {
      gap: 6px;
      margin-top: 6px;
   }

   .sp-card-name-row .biz-tag {
      height: 20px;
      padding: 0 6px;
      font-size: 10px;
      border-radius: 3px;
   }

   .sp-card-title-row {
      gap: 8px;
   }

   /* 手机版标签样式调整（在成立日期右侧） */
   .sp-card-title-row .biz-tag {
      height: 26px;
      padding: 0 10px;
      font-size: 12px;
   }

   /* 手机版标签和列表样式调整 */
   .sp-card-detail .biz-tag {
      height: 26px;
      padding: 0 10px;
      font-size: 12px;
      margin-bottom: 14px;
   }

   .sp-card-detail {
      margin-top: 8px;
   }

   .sp-card-detail .feature-list {
      font-size: 13px;
      line-height: 1.5;
      padding-left: 18px;
   }

   .sp-card-detail .feature-list li {
      margin-bottom: 3px;
   }

   .sp-card-action {
      margin-top: 8px;
   }

   .sp-card-action .biz-tag.btn-detail {
      height: 28px;
      padding: 0 12px;
      font-size: 12px;
   }

   .sp-business-content {
      font-size: 14px;
   }

   .sp-business-btn {
      font-size: 16px;
      padding: 5px 30px;
   }

   .contact-list {
      max-width: 480px;
      font-size: 16px;
      color: rgba(41, 41, 41, 1);
      background: #fff;
      padding: 24px;
      font-weight: 100;
   }

   .contact-item {
      display: flex;
      align-items: flex-start;
      padding: 12px 0;
   }

   .icon {
      width: 22px;
      height: 22px;
      margin-right: 12px;
      margin-top: 2px;
      flex-shrink: 0;
   }

   .text {
      display: flex;
      align-items: flex-start;
      line-height: 1.6;
   }

   .label {
      width: 40px;
      font-weight: bold;
      flex-shrink: 0;
      margin-right: 5px;
   }

   .value {
      color: rgba(41, 41, 41, 1);
      text-align: left;
   }

   .line {
      height: 2px;
      background: #ddd;
   }
}

@media (min-width: 390px) and (max-width: 430px) {
   .sp-contact-title {
      font-size: 12px;
      margin-right: 2px;
   }

   .sp-contact-text {
      font-size: 12px;

   }

   .contact-list {
      padding: 20px;
   }

   .sp-contact-icon {
      width: 44px;
      height: 44px;
   }

   .sp-contact-icon img {
      width: 26px;
      height: 26px;
   }

   .label {
      width: 34px;
      font-weight: bold;
      flex-shrink: 0;
      margin-right: 3px;
      margin-left: 3px;
      color: rgba(41, 41, 41, 1);
   }

   .contact-item {
      display: flex;
      align-items: center;
   }
}

@media (max-width: 430px) {
   .isSp .sp-desc {
      font-size: 14px !important;
   }
}