.pc-home {
  width: 100%;
  overflow-x: hidden;
}
ul,
li {
  list-style: none;
  margin-block-start: 0;
  margin-block-end: 0;
  padding-inline-start: 0px;
}

// banner
.first-screen {
  position: relative;
  height: 100vh;
  width: 100%;

  .navbar {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 50px;
    background: rgba(1, 50, 73, 0.7);
    backdrop-filter: blur(10px);

    .logo {
      color: white;
      font-size: 24px;
      font-weight: bold;
    }

    .nav-menu {
      display: flex;
      list-style: none;

      li {
        margin-left: 30px;

        a {
          color: white;
          text-decoration: none;
          font-size: 16px;
          transition: color 0.3s;

          &:hover {
            color: #40a9ff;
          }
        }
      }
    }
  }

  .carousel-wrapper {
    height: 100%;

    :deep(.ant-carousel) {
      height: 100%;

      .slick-slider {
        height: 100%;
      }

      .slick-list,
      .slick-track,
      .slick-slide,
      .slick-slide>div {
        height: 100%;
      }
    }

    .carousel-item {
      position: relative;
      height: 100%;

      video {
        width: 100%;
        height: 100%;
        object-fit: cover;
      }

      .carousel-content {
        position: absolute;
        top: 40%;
        left: 10%;
        transform: translateY(-50%);
        color: white;
        z-index: 10;
        max-width: 900px;
        text-align: left;

        h1 {
          font-size: 48px;
          margin-bottom: 15px;
          text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
        }

        p {
          font-size: 20px;
          margin-bottom: 20px;
          text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
        }

        .ant-btn {
          height: 50px;
          padding: 0 30px;
          font-size: 18px;
        }
        // 第一屏图片标题字体
        .slideTitle{
          font-size: 36px;
        }
        .slideintro{
          font-size: 60px!important;
          line-height: 1.3;
        }
        .englishFont{
          font-family: '思源黑体',Arial, sans-serif;
          color: rgba(255, 255, 255, 0.6);
        }
      }
    }
  }

  .scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    animation: bounce 2s infinite;
    z-index: 10;

    .anticon {
      font-size: 20px;
      color: white;
    }
  }
}
// 核心产品
.second-screen {
  // min-height: 100vh;
  padding: 93px 0 94px;
  background: #f8f9fa;
  .container {
    max-width: 1200px;
    margin: 0 auto;
  }
 //标题 描述样式
  .content-section {
    text-align: center;
    margin-bottom: 60px;

    h2 {
      margin-bottom: 20px;
      display: flex;
      align-items: center;
      justify-content: center;
      span{
        font-size: 40px;
        color: rgba(31, 92, 172, 1);
        padding-left:16px;
        font-weight:700;
      }
    }

    p {
      font-size: 18px;
      color: #666;
      max-width: 800px;
      margin: 0 auto;
    }
    .core-products{
      display: flex;
      align-items: center;
      justify-content: center;
      li{
        border-right:1px solid rgba(153, 153, 153, 1);
        padding:0 15px;
        color: rgba(153, 153, 153, 1);
        font-size: 20px;
        // 动画样式
      
      }
      li:last-child{
        border-right:none;
      }
    }
  }

  .services-section {
    // 核心产品上图
    .serviceList{
      margin-bottom:16px;
      .ant-col-12{
        .service-card{
          height:224px;
        }
      }
      .ant-col-12:first-child{
        .service-card{
          background: url("../../../assets/images/index-pro1.png") no-repeat center;
        }
      }
      .ant-col-12:last-child{
        .service-card{
          background: url("../../../assets/images/index-pro2.png") no-repeat center;
        }
      }
    }
    // 核心产品下图
    .serviceList2{
       .ant-col-6{
        .service-card{
          height:224px;
        }
        &:nth-child(1){
          .service-card{
            background: url("../../../assets/images/index-pro3.png") 100% 100% no-repeat;
            background-size: cover;
          }
        }
        &:nth-child(2){
          .service-card{
            background: url("../../../assets/images/index-pro4.png") 100% 100% no-repeat;
            background-size: cover;
          }
        }
        &:nth-child(3){
          .service-card{
            background: url("../../../assets/images/index-pro5.png") 100% 100% no-repeat;
            background-size: cover;
          }
        }
         &:nth-child(4){
          .service-card{
            background: url("../../../assets/images/index-pro6.png") 100% 100% no-repeat;
            background-size: cover;
          }
        }

      }
    }

    .service-card {
      background: white;
      // box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
      transition: transform 0.3s, box-shadow 0.3s;

      &:hover {
        transform: translateY(-10px);
        // box-shadow: 0 12px 24px rgba(0, 0, 0, 0.15);
      }

      h3 {
        font-size: 22px;
        color:#ffffff;
        padding:20px 0 0 20px;
        margin-block-start:0;
        margin-block-end:0;
        cursor: pointer;
        font-weight: 400;
      }
    }
  }
}
// 第三屏：AI+智能节能技术
.three-screen{
  min-height: 100vh;
  background:url("../../../assets/images/threeSceenbg.png") no-repeat center center;
  position: relative;
  background-size: cover;
  z-index: 1;
  background-attachment: fixed;//背景图片相对于浏览器窗口固定，不随页面滚动而移动
  .container {
    max-width: 1200px;
    margin: 0 auto;
    padding-top:113px;
    padding-bottom:117px;
  }
  //标题 描述样式
  .content-section {
    text-align: center;
    margin-bottom: 60px;

    h2 {
      margin-bottom: 20px;
      display: flex;
      align-items: center;
      justify-content: center;
      span{
        font-size: 40px;
        color: #ffffff;
        padding-left:16px;
        font-weight:700;
      }
    }

    p {
      font-size: 20px;
      color: #ffffff;
      max-width: 800px;
      margin: 0 auto;
    }
  }
  .carousel-section{
    .carousel-wrapper{
      display: flex;
    }
  }
  // swiper滑动
  .ai-tech-carousel {
    position: relative;
    padding-bottom: 50px; // 为进度条留出空间

    :deep(.swiper-slide) {
      padding: 0 10px;
      
      .slide-content {
        border-radius: 8px;
        overflow: hidden;
        transition: all 0.3s ease;
        cursor: pointer;
        
        &.active {
          transform: scale(1.05);
          box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
        }
        
        img {
          width: 100%;
          height: auto;
          display: block;
        }
        
        .slide-info {
        padding: 15px;
        background: #f8f9fa;
        
        h3 {
          margin: 0 0 10px 0;
          font-size: 18px;
          color: #1f2937;
        }
        
        p {
          margin: 0;
          font-size: 14px;
          color: #6b7280;
          line-height: 1.5;
        }
      }
    }
  }
}
}
// 第四屏 应用场景
.screens-four{
  background:#ffffff;
  padding-top:109px;
  padding-bottom:80px;
  .container {
    max-width: 1200px;
    margin: 0 auto;
  }
 //标题 描述样式
  .content-section {
    text-align: center;

    h2 {
      margin-bottom: 20px;
      display: flex;
      align-items: center;
      justify-content: center;
      span{
        font-size: 40px;
        color: rgba(31, 92, 172, 1);
        padding-left:16px;
        font-weight:700;
      }
    }
    .desc{
      padding-bottom:46px;
    }
    p {
      font-size: 18px;
      color: rgba(153, 153, 153, 1);
      max-width: 800px;
      margin: 0 auto;
    }
  }
  
.tech-carousel {
  position: relative;
  padding-bottom: 30px; // 为进度条留出空间

  :deep(.swiper-slide) {
    padding: 0 8px;
    border-radius: none;

    .slide-content {
      position: relative;
      border-radius: 0px;
      overflow: hidden;
      transition: transform 0.3s ease, box-shadow 0.3s ease;

      &:hover {
        transform: translateY(-5px);
        box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
      }

      img {
        width: 100%;
        max-width: 100%;
        height: auto;
        display: block;
        border-radius: none;
      }
    }
  }

  // 自定义进度条样式
  :deep(.swiper-pagination-custom) {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 4px;

    .progress-bar {
      width: 100%;
      height: 100%;
      background: rgba(0, 0, 0, 0.1);
      border-radius: 2px;
      overflow: hidden;

      .progress-fill {
        height: 100%;
        background: rgba(31, 92, 172, 1);
        border-radius: 2px;
        transition: width 0.1s linear;
      }
    }
  }
}

// 应用场景图片底部-标题遮罩
.image-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 80px;
  background: rgba(0, 10, 48, .5);
  display: flex;
  align-items: center;
  justify-content: center;

  p {
    color: white;
    font-size: 28px;
    font-weight: 700;
    margin: 0;
  }
}

.hover-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 10, 48, .5);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  z-index: 10;

  .overlay-content {
    text-align: center;
    color: white;
    padding: 0 15px;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    height: 100%;
    align-items: center;

    h3 {
      font-size: 28px;
      font-weight: 700;
      padding: 55px 0 10px;
    }

    p {
      font-size: 16px;
      font-weight: 400;
      letter-spacing: 0.96px;
      line-height: 21px;
      margin: 0;
      text-align: left;
    }
  }
}

  // 淡入淡出动画
  .fade-enter-active,
  .fade-leave-active {
    transition: opacity 0.3s ease;
  }

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

}
// 第五屏 合作伙伴
.partner-screens{
  min-height: 100vh;
  background:url("../../../assets/images/partner.png") no-repeat center center;
   position: relative;
  background-size: cover;
   padding-top:63px;
  padding-bottom:80px;
  z-index: 1;
  background-attachment: fixed;//背景图片相对于浏览器窗口固定，不随页面滚动而移动
  .container {
    max-width: 1200px;
    margin: 0 auto;
  }
 //标题 描述样式
  .content-section {
    text-align: center;
    h2 {
      margin-bottom: 20px;
      display: flex;
      align-items: center;
      justify-content: center;
      span{
        font-size: 40px;
        color: rgba(31, 92, 172, 1);
        padding-left:16px;
        font-weight:700;
      }
    }

    p {
      font-size: 18px;
      color: rgba(153, 153, 153, 1);
      max-width: 800px;
      margin: 0 auto;
    }
    // 荣誉资质
    h4{
      color: rgba(31, 92, 172, 1);
      font-size: 24px;
      font-weight: 700;
      display: flex;
      align-items: center;
      justify-content: center;
      padding-top:31px;
      line{
        width:16px;
        height:2px;
        background: rgba(31, 92, 172, 1);
        margin:0 13px;
      }
    }
    .partner-title{
      padding-top:0;
    }
    .partner-img{
      display: flex;
      justify-content: center;
      margin-bottom:76px;
      p{
        width: 336px;
        height: 164px;
        opacity: 1;
        background: url("../../../assets/images/certification.png");
        position: relative;
        span{
          color: #ffffff;
          font-size: 28px;
          font-weight: 700;
          display: block;
          position: absolute;
          bottom:31px;
          left:0;
          right:0;
        }
      }
    }
   
  }
  // 合作企业图
  .partnerImgAll{
    max-width:1553px;
    margin:0 auto;
    img{
      width: 100%;
    }
  }
}
// 第六屏样式
.other-screens {
  padding: 74px 0 40px;
  background: white;
  .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0;
  }
    //标题 描述样式
  .content-section {
    text-align: center;
    margin-bottom: 60px;
    h2 {
      margin-bottom: 20px;
      display: flex;
      align-items: center;
      justify-content: center;
      span{
        font-size: 40px;
        color: rgba(31, 92, 172, 1);
        padding-left:16px;
        font-weight:700;
      }
    }
    .desc {
      font-size: 20px;
      color: rgba(153, 153, 153, 1);
      margin: 0 auto 32px;
    }
    // 新闻内容
    .content{
      display: flex;
      justify-content: space-between;
      gap:60px;
      .lt{
        text-align: left;
        .img{
          width:520px;
          height:282px;
          overflow: hidden;
          img {
            transition: transform 0.3s ease;
            cursor: pointer;
            &:hover {
              transform: scale(1.1); // 放大 10%
            }
          }
        }
        .title,.nr{
          margin-block-start: 0em;
          margin-block-end: 0em;
        }
        .title{
          font-size: 18px;
          font-weight: 400;
          color:#000000;
          padding-top:16px;
          text-align: left;
          cursor: pointer;
          &:hover {
            color: rgba(68, 119, 185, 1);
          }
        }
        .nr{
          font-size: 14px;
          font-weight: 400;
          color: rgba(102, 102, 102, 1);
          line-height: 20.27px;
          padding-top:12px;
          cursor: pointer;
          &:hover {
            color: rgba(68, 119, 185, 1);
          }
        }
      }
      .rt{
        ul li{
          display: flex;
          align-items: center;
          padding:24px 29px 24px 16px;
        }
        li:first-child{
          background: rgba(248, 248, 248, 1);
          .newsrt{
            h4{
              color: rgba(49, 112, 197, 1);
              font-size: 18px;
              font-weight: 400;
            }
            p{
              font-size: 14px;
              font-weight: 400;
              color: rgba(165, 165, 165, 1);
            }
          }
        }
        .newslt{
          border-right: 1px solid rgba(234, 234, 234, 1);
          padding-right:14px;
          width:68px;
          h4{
            font-size: 24px;
            font-weight: 400;
            letter-spacing: 1.44px;
            color: rgba(102, 102, 102, 1);
            text-align: right;
          }
          p{
            font-size: 14px;
            font-weight: 400;
            color: rgba(172, 172, 172, 1);
          }
        }
        .newsrt{
          padding:0 0 0 16px;
          text-align: left;
          h4{
            font-size: 18px;
            font-weight: 400;
            color: rgba(51, 51, 51, 1);
            &:hover{
              color: rgba(49, 112, 197, 1);
            }
          }
          p{
            font-size: 14px;
            font-weight: 400;
            color: rgba(165, 165, 165, 1);
            margin-bottom:0;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;// 不换行
          }
        }

      }
    }
  }


}

// 动画相关样式
.animate-fade-in-up {
  opacity: 0;
  transform: translateY(50px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;

  &.visible {
    opacity: 1;
    transform: translateY(0);
  }

  &.delay-1 {
    transition-delay: 0.3s;
  }

  &.delay-2 {
    transition-delay: 0.5s;
  }

  &.delay-3 {
    transition-delay: 0.8s;
  }
  &.delay-4 {
    transition-delay: 1s;
  }
  &.delay-5 {
    transition-delay: 1.3s;
  }
  &.delay-6 {
    transition-delay: 1.5s;
  }
}

.animate-slide-in {
  opacity: 0;
  transform: translateX(-50px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;

  &.visible {
    opacity: 1;
    transform: translateX(0);
  }

  &.delay-1 {
    transition-delay: 0.3s;
  }

  &.delay-2 {
    transition-delay: 0.6s;
  }
}

@keyframes bounce {

  0%,
  20%,
  50%,
  80%,
  100% {
    transform: translateY(0) translateX(-50%);
  }

  40% {
    transform: translateY(-20px) translateX(-50%);
  }

  60% {
    transform: translateY(-10px) translateX(-50%);
  }
}

// 响应式设计
@media (max-width: 768px) {
  .first-screen {
    .navbar {
      padding: 15px 20px;

      .nav-menu {
        li {
          margin-left: 15px;

          a {
            font-size: 14px;
          }
        }
      }
    }

    .carousel-content {
      left: 5%;
      max-width: 90%;
      text-align: center;

      h1 {
        font-size: 32px;
      }

      p {
        font-size: 16px;
      }
    }
  }

  .second-screen {
    padding: 50px 0;

    .content-section {
      h2 {
        font-size: 28px;
      }

      p {
        font-size: 16px;
      }
    }
  }
}