/*框架及第一部分*/
.circle-nav {
    position: fixed;
    top: 50%;
    right: 0.3rem;
    transform: translateY(-50%);
    z-index: 1000;
}

.circle-nav-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
}

.circle-nav-dot {
    display: block;
    width: 0.12rem;
    height: 0.12rem;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    border: 0.02rem solid rgba(255, 255, 255, 0.8);
    transition: all 0.2s ease;
    cursor: pointer;
}

.circle-nav-dot:hover {
    background: rgba(255, 255, 255, 0.8);
    transform: scale(1.2);
}

.circle-nav-dot.active {
    background: linear-gradient(135deg, #19D47D, #1DB49D) !important;
    border-color: white !important;
    transform: scale(1.3);
    box-shadow: 0 0.02rem 0.1rem rgba(25, 212, 125, 0.5);
}

.container {
    height: 100vh;
    overflow-y: auto; /* 允许垂直滚动 */
    overflow-x: hidden;
    scroll-behavior: smooth;
    /* 隐藏滚动条但保持滚动功能 */
    scrollbar-width: none; /* Firefox */
    -ms-overflow-style: none; /* IE and Edge */
}

.container::-webkit-scrollbar {
    display: none; /* Chrome, Safari, Opera */
}

.section {
    width: 100%;
    height: 100vh;
    position: relative;
}

.content {
    text-align: center;

    z-index: 2;
 
}

.content h1 {
    font-size: 0.48rem;
    margin-bottom: 0.2rem;
    font-weight: bold;
}

.content p {
    font-size: 0.18rem;
    line-height: 1.6;
 
}

.section-1 {
    position: relative;
    background: none !important;
    padding: 0;
    margin: 0;
    
}

.banner-swiper {
    width: 100%;
    height: 100vh !important;
    position: relative;
}

.banner-swiper .swiper-wrapper {
    width: 100%;
    height: auto;
}

.banner-swiper .swiper-slide {
    width: 100%;
    height: 100vh;
    overflow: hidden;
    position: relative;
}

.banner-swiper .swiper-slide a {
    display: block;
    width: 100%;
    height: 100%;
}

.slideshow {
    width: 100%;
    height: 100vh;
    object-fit: cover;
    object-position: center;
    display: block;
}

.banner-nav {
    position: absolute;
    top: 0.5rem;
    left: 0;
    right: 0;
    width: 100%;
    z-index: 9999;
    background: transparent;
    padding: 0;
    margin: 0;
}

.banner-nav-container {
    max-width: 17rem;
    margin: 0 auto;
    padding: 0.3rem;
    display: flex !important;
    align-items: center;
    justify-content: space-between;
    height: 1rem;
    width: 100%;
}

.nav-logo {
    flex-shrink: 0;
}

.logo-img {
    height: 0.6rem;
    width: auto;
    max-width: 3rem;
    object-fit: contain;
    filter: drop-shadow(0 0.02rem 0.04rem rgba(0,0,0,0.3));
}

.main-nav-menu {
    display: flex !important;
    align-items: center;
    flex-direction: row !important;
}

.main-nav-list {
    display: flex !important;
    flex-direction: row !important;
    align-items: center;
    gap: 0.1rem;
    margin: 0;
    padding: 0;
    list-style: none;
    flex-wrap: nowrap;
}

.main-nav-item {
    position: relative;
    display: inline-block;
}

.main-nav-link {
    display: inline-block !important;
    padding: 0.1rem 0.35rem;
    color: #333;
    text-decoration: none;
    font-size: 0.22rem !important;
    font-weight: 700;
    transition: all 0.3s ease;
       border-radius: 0.18rem;
    white-space: nowrap;
    background: transparent;
    text-shadow: 0 0.01rem 0.02rem rgba(255, 255, 255, 0.8);
}

.main-nav-link:hover {
    color: #333;
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-0.02rem);
}

.main-nav-link.home-link {
    background: linear-gradient(90deg, #19D47D, #1DB49D) !important;
    color: white !important;
    text-shadow: 0 0.01rem 0.02rem rgba(0,0,0,0.3) !important;
    box-shadow: 0 0.04rem 0.12rem rgba(25, 212, 125, 0.3);
}

.main-nav-link.home-link:hover {
    background: linear-gradient(90deg, #19D47D, #1DB49D) !important;
    color: white !important;
    transform: translateY(-0.02rem);
    box-shadow: 0 0.06rem 0.16rem rgba(25, 212, 125, 0.4);
}

.main-mobile-menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    margin-left: 0.2rem;
    padding: 0.08rem;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 0.05rem;
}

.main-mobile-menu-toggle span {
    width: 0.3rem;
    height: 0.04rem;
    background: #333;
    margin: 0.04rem 0;
    transition: 0.3s;
    border-radius: 0.02rem;
}

.banner-swiper .swiper-pagination {
    bottom: 0.3rem !important;
    z-index: 100;
}

.banner-swiper .swiper-pagination-bullet {
    width: 0.12rem;
    height: 0.12rem;
    background: rgba(255, 255, 255, 0.6);
    opacity: 1;
    margin: 0 0.05rem !important;
    transition: all 0.3s ease;
}

.banner-swiper .swiper-pagination-bullet-active {
    background: white;
    transform: scale(1.3);
}

.section-2 {
   background: url("https://img.key-iot.com/9101bc.png") no-repeat;
   background-size: cover;
}

.section-3 {
   background: url("https://img.key-iot.com/910bc.png") no-repeat;
    background-size: cover;
}

.section-4 {
    
}

.section-5 {
  background: url("https://img.key-iot.com/%E4%BC%81%E4%B8%9A%E7%8E%B0%E4%BB%A3%E7%AE%80%E7%BA%A6%E9%A3%8E%E6%A0%BC%E9%AB%98%E5%B1%82%E5%BB%BA%E7%AD%91%E6%B5%81%E7%BA%BF%E5%9E%8B%E6%9B%B2%E7%BA%BF%E7%8E%BB%E7%92%83%E5%B9%95%E5%A2%99%E5%A4%A9%E7%A9%BA%E8%83%8C%E6%99%AF%E5%95%86%E4%B8%9A%E7%85%A7%E7%89%87%EF%BC%88%E4%BB%85%E4%BE%9B%E4%BA%A4%E6%B5%81%E5%AD%A6%E4%B9%A0%E9%9D%9E%E5%95%86%E7%94%A8%EF%BC%89.png") no-repeat center center;
  background-size: 100%;
  width: 100vw;
  height: 100vh;
  transition: background-size 30s linear;
}
@keyframes bgZoom {
  0% {
    background-size: cover;
  }
  50% {
    background-size: 120%;
  }
  100% {
    background-size: cover;
  }
}

.section-6 {
 
}




@media screen and (max-width: 1024px) and (min-width: 769px) {
    .banner-nav-container {
        max-width: 10rem;
        padding: 0.25rem;
        height: 0.9rem;
    }
    
    .main-nav-list {
        gap: 0.08rem;
    }
    
    .main-nav-link {
        font-size: 0.2rem !important;
        padding: 0.15rem 0.3rem;
    }
    
    .logo-img {
        height: 0.5rem;
    }
    
    .circle-nav {
        right: 0.25rem;
    }
}

@media screen and (max-width: 768px) {
    .banner-nav-container {
        height: 0.7rem;
        padding: 0.15rem 0.2rem;
    }
    
    .logo-img {
        height: 0.45rem;
    }
    
    .circle-nav {
        right: 0.15rem;
    }
    
    .circle-nav-dot {
        width: 0.1rem;
        height: 0.1rem;
    }
    
    .main-nav-list {
        display: none;
        position: absolute;
        top: 100%;
        right: 0;
        background: rgba(255, 255, 255, 0.95);
        flex-direction: column !important;
        gap: 0.08rem;
        padding: 0.2rem;
        border-radius: 0.1rem;
        margin-top: 0.08rem;
        min-width: 2.5rem;
        backdrop-filter: blur(0.15rem);
        box-shadow: 0 0.1rem 0.3rem rgba(0,0,0,0.2);
        z-index: 10000;
    }
    
    .main-nav-list.active {
        display: flex !important;
    }
    
    .main-nav-item {
        width: 100%;
    }
    
    .main-nav-link {
        padding: 0.15rem 0.25rem;
        text-align: center;
        width: 100%;
        margin-bottom: 0.05rem;
        display: block !important;
        font-size: 0.18rem !important;
        background: rgba(255, 255, 255, 0.8);
        text-shadow: none;
        color: #333;
    }
    
    .main-nav-link.home-link {
        background: linear-gradient(90deg, #19D47D, #1DB49D) !important;
        color: white !important;
        text-shadow: 0 0.01rem 0.02rem rgba(0,0,0,0.3) !important;
    }
    
    .main-mobile-menu-toggle {
        display: flex;
    }
    
    .main-mobile-menu-toggle.active span:nth-child(1) {
        transform: rotate(-45deg) translate(-0.08rem, 0.08rem);
    }
    
    .main-mobile-menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .main-mobile-menu-toggle.active span:nth-child(3) {
        transform: rotate(45deg) translate(-0.08rem, -0.08rem);
    }
    
    .content h1 {
        font-size: 0.32rem;
        margin-bottom: 0.15rem;
    }
    
    .content p {
        font-size: 0.14rem;
        max-width: 4.5rem;
    }
}

@media screen and (max-width: 480px) {
    .banner-nav-container {
        height: 0.6rem;
        padding: 0.1rem 0.15rem;
    }
    
    .logo-img {
        height: 0.4rem;
    }
    
    .main-nav-link {
        font-size: 0.16rem !important;
        padding: 0.12rem 0.2rem;
    }
    
    .circle-nav {
        right: 0.1rem;
    }
    
    .circle-nav-dot {
        width: 0.08rem;
        height: 0.08rem;
    }
    
    .content h1 {
        font-size: 0.28rem;
    }
    
    .content p {
        font-size: 0.12rem;
        max-width: 3.5rem;
    }
}
/*车载产品部分*/
.indexh2title{
   background: linear-gradient(90deg, #19D47D, #1DB49D);
    -webkit-background-clip: text !important;
    -webkit-text-fill-color: transparent !important;
    text-align: left;
    font-size: 0.34rem;
    font-weight:700;

    padding-left: 2.6rem;
   
}
.indexdes{
   width: 13rem;
    font-size: 0.18rem;
    padding-left: 2.6rem;
    color: #000;
    text-align: left;
    margin-top:0.3rem ;
    
}
.sv910content{
    margin:0 auto ;
    width: 12rem;
    display: flex;
    justify-content: space-between;
    margin-top: 1rem;
}
.sv910content-right{
    width: 6rem;
    height: 3.6rem;
        border: 0.2rem solid #fff;
    border-radius: 0.3rem;
    box-shadow: 2px 42px 110px 0px rgba(7,22,6,0.1);
}
.ninefkuai{
  display: inline-block;
  width: 0.8rem;
  height: 0.8rem;
     margin-right: 0.5rem;
      margin-top: 1.5rem;
}
.ninefkuai2{
  display: inline-block;
  width: 0.8rem;
  height: 0.8rem;
     margin-left: 0.7rem;
    margin-top: 1.5rem;
}
.sv910content-left{
    display: flex;
    justify-content: space-between;
}
.sv910content-left2{
    display: flex;
    justify-content: space-between;
}
.sv910content-lefttd {
    position: relative;
    padding-left: 32px;
    display: flex;
    flex-direction:column;
    justify-content: space-around;
    position: relative;
}
.sv910content-lefttd::before {
    content: "";
    position: absolute;
    left: 0; top: 0; bottom: 0;
    width: 2px;
    border-radius: 2px;
    background: linear-gradient(90deg, #19D47D, #1DB49D);
    z-index: 1;
}
.feature-item {
    position: relative;
    margin-bottom: 18px;
    font-size: 0.16rem;
    color: #222;
    line-height: 1.8;
    display: flex;
    align-items: center;
}
.sv910content-lefttd2 {
    position: relative;
    padding-left: 32px;
    display: flex;
    flex-direction:column;
    justify-content: space-around;
    position: relative;
}
.sv910content-lefttd2::before {
    content: "";
    position: absolute;
    right: -20px;
    top: 0; bottom: 0;
    width: 2px;
    border-radius: 2px;
    background: linear-gradient(90deg, #19D47D, #1DB49D);
    z-index: 1;
}
.feature-item2 {
    position: relative;
    margin-bottom: 18px;
    font-size: 0.16rem;
    color: #222;
    line-height: 1.8;
    width:2.1rem;
    text-align:right;
}
.feature-item:last-child { margin-bottom: 0; }
.feature-item::before {
    content: "";
    display: inline-block;
    width: 0.12rem;
    height: 0.12rem;
    border-radius: 50%;
    margin-right: 12px;
    background: linear-gradient(90deg, #19D47D, #1DB49D);
    flex-shrink: 0;
}
.indexmore a{
  display: inline-block;
    background: linear-gradient(90deg, #19D47D, #1DB49D);
    border-radius: 0.15rem;
    text-align: center;
    color: #fff;
    line-height: 0.45rem;
    width: 1rem;
        margin-right: 0.47rem;
}
.greenline {
    width: 9px;
    height: 0.8rem;
    background: linear-gradient(90deg, #19D47D, #1DB49D);
    position: absolute;
    top: 1.5rem;
    left: -3px;
}
.greenline2 {
    width: 9px;
    height: 0.8rem;
    background: linear-gradient(90deg, #19D47D, #1DB49D);
    position: absolute;
    top: 1.5rem;
   right: -24px;
}

.indexh2title2{
   background: linear-gradient(90deg, #19D47D, #1DB49D);
    -webkit-background-clip: text !important;
    -webkit-text-fill-color: transparent !important;
    text-align: right;
    font-size: 0.34rem;
    font-weight:700;
    padding-top:0.8rem;
     padding-right:  2.6rem;
 
   
}
.indexdes2{
   width: 12rem;
    font-size: 0.18rem;
    padding-right:  1.6rem;
    color: #000;
   text-align: right;
   float: right;
    margin-top:0.3rem ;
    margin-right: 1rem;
    
    
}
.feature-item2::after {
    content: "";
        margin-left:0.08rem;
    display: inline-block;
    width: 0.12rem;
    height: 0.12rem;
    border-radius: 50%;
    margin-right: 12px;
    background: linear-gradient(90deg, #19D47D, #1DB49D);
    flex-shrink: 0;
}
.sectionh2{color:#19D37D; font-size:0.4rem;text-align:center;padding-top:0.8rem;padding-bottom:0.2rem;}
.sectiondes{text-align:center;font-size:0.16rem;margin-bottom:0.3rem}
/*解决方案*/
  .section-4 .content {
      display: flex;
      flex-direction: row;
      justify-content: center;
      align-items: flex-start;
      gap: 0.36rem;
      padding: 0.6rem 0;
    }
    .car-block {
      width: 2.1rem;
      height: 4.2rem;
      background: #eee center center/cover no-repeat;
      border-radius: 0.22rem;
      box-shadow: 0 0.04rem 0.16rem rgba(0,0,0,0.08);
      position: relative;
      overflow: hidden;
      cursor: pointer;
      display: flex;
      flex-direction: column;
      align-items: flex-start;
      justify-content: flex-start;
      transition: none;
      padding-left: 0.23rem;
      box-sizing: border-box;
    }
    .block-title {
      font-size: 0.2rem;
      font-weight: bold;
      color: #fff; /* 初始白色 */
      margin-top: 0.32rem;
      margin-bottom: 0.1rem;
      letter-spacing: 0.01rem;
      text-align: left;
      transition: color 0.3s;
      width: 100%;
    }
    .car-block.active .block-title {
      color: #222; /* 悬停黑色 */
    }
    .type-list {
      margin-top: 0.12rem;
      display: flex;
      flex-direction: column;
      gap: 0.13rem;
      align-items: flex-start;
      width: 100%;
    }
    .type-item {
      color: #fff;
      font-size: 0.17rem;
      border-radius: 0.09rem;

      text-align: left;
      margin-left: 0; /* 保证靠左 */
          line-height: 0.2rem;
    }
    .type-item2{
      color: #000;
      font-size: 0.14rem;
      border-radius: 0.09rem;

      text-align: left;
      margin-left: 0; /* 保证靠左 */
      line-height: 0.2rem;
      width: 5rem;
 
    }
    .gougreen{
       display: inline-block;
       padding-right: 0.12rem;
    }
    .hovertitlewz{
        display: block;
        width:4rem;
        overflow: hidden;
        /*color: #19D37D;*/
        color: #000;
        font-weight: 700;
        text-align: left;
        font-size: 0.14rem;

    }
    
    .hovertitle2{
        font-size: 0.23rem;
    font-weight: bold;
    color: #000;
    margin-top: 0.1rem;
    margin-bottom: 0.1rem;
    letter-spacing: 0.01rem;
    text-align: left;
    transition: color 0.3s;
    width: 100%;
    }
    .block-content-hover { display: none; }
    .tuijianproduct{
        width: 100%;
        display: flex;
        justify-content: flex-start;
        margin-top: 0.15rem;
    }
    .tuijianproduct-item{
        display: flex;
         align-items: center;
          margin-right: 0.15rem;
    }
.companytitle2{
    text-align: left;
    font-size: 0.18rem;
    padding-left: 2.6rem;
    padding-top: 0.12rem;
}

.stats-container {
  width: 14rem;
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  align-items: stretch;
  margin: 0.4rem auto 0 auto;
  gap: 0.3rem;
  background: none;
}

.stat-block {
  flex: 1 1 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 0.2rem 0.05rem;
  min-width: 0;
  background: none;
  box-shadow: none;
}

.stat-title {

    font-size: 0.5rem;
  color: #fff;
  font-weight: 700 ;
  border-radius: 0.15rem 0.15rem 0 0;
  padding: 0.12rem 0;
  font-weight: bold;
  width: 100%;
  text-align: center;
  margin-bottom: 0.08rem;
}

.stat-desc {
  font-size: 0.2rem;
  color: #222;
  text-align: center;
  word-break: break-all;
  background: none;
}
.indexmoreconpany a{
  display: inline-block;
    background: linear-gradient(90deg, #19D47D, #1DB49D);
    border-radius: 0.12rem;
    text-align: center;
    color: #fff;
    line-height: 0.45rem;
    width: 1.3rem;
        margin-right: 0.47rem;
        padding: 0.1rem 0.1rem;
        
}
/* 新闻模块样式 */
.news-container {
  width: 14rem;
  margin: 0 auto;
  position: relative;
}

/* 选项卡样式 */
.news-tabs {
  display: flex;
  justify-content: flex-end;
  margin-bottom: 0.3rem;
}

.tab-btn {
  padding: 0.1rem 0.2rem;
  border: 1px solid #19D37D;
  border-radius: 0.2rem;
  color: #19D37D;
  background: transparent;
  cursor: pointer;
  font-size: 0.16rem;
  margin-left: 0.2rem;
  transition: all 0.3s;
  outline: none;
}

.tab-btn.active {
 background: linear-gradient(0deg, #1DB49C, #19D37D);
  color: #fff;
}

/* 内容区域 */
.tab-content {
  display: none;
}

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

/* 新闻布局 */
.news-layout {
  display: flex;
  justify-content: space-between;
}

/* 主要新闻 */
.news-main {
  width: 7rem;
  overflow: hidden;
      background: #FFFFFF;
    box-shadow: -1px -2px 18px 0px #666;
    border-radius: 0.3rem;
    padding: 0.1rem 0.1rem;
}

.main-news-img {
  width: 100%;
  height: 4rem;
  object-fit: cover;
  border-radius: 0.3rem;
 
}

.main-news-title {
    width: 90%;
    margin: 0 auto;
  font-size: 0.2rem;
  padding: 0 0.2rem;
  margin-top: 0.15rem;
  font-weight: bold;
  overflow: hidden;
  text-overflow: ellipsis;
  /*white-space: nowrap;*/
}

/* 侧边新闻列表 */
.news-list {
  width: 6.5rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
}

.news-item {
  width: 3.1rem;
  margin-bottom: 0.3rem;
  background: #FFFFFF;
box-shadow: -1px -2px 18px 0px rgba(0,0,0,0.11);
border-radius: 0.3rem;
padding: 0.1rem 0.1rem;
}

.news-img {
  width: 100%;
  height: 1.8rem;
  object-fit: cover;
 border-radius: 0.3rem;
}

.news-title {
  font-size: 0.16rem;
  margin-top: 0.1rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* 链接样式 */
.news-link {
  text-decoration: none;
  color: inherit;
  display: block;
}

/* 第8部分样式 */
#section8 {
  position: relative;
  padding-bottom: 5.8rem; /* 底部的高度，确保内容不被遮挡 */
  min-height: 100vh; /* 确保至少有一个视口高度 */
}

/* 广告横幅样式 - 绝对定位 */
.advertisement-banner {
  width: 14rem;
  height: 4rem; /* 调整为4rem高度 */
  background:url('https://img.key-iot.com/%E5%9B%BE%E5%B1%82%20236.png') no-repeat;
  background-size: contain;
  border-radius: 0.3rem; /* 圆角 */
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  bottom: 4.8rem; /* 调整位置，确保与底部有适当重叠 */
  z-index: 10; /* 确保显示在顶层 */
  color: #ffffff;

  overflow: hidden;
}

.ad-content {
  padding: 0.4rem 1rem;
  height: 100%;
  display: flex;
  flex-direction: column;

}

.ad-title {
  font-size: 0.32rem;
  margin-bottom: 0.15rem;
  margin-top: 0.3rem;
  text-align: left;
  color: #000;
  font-weight: bold;
}

.ad-description {
  font-size: 0.16rem;
  margin-top: 0.2rem;
  margin-bottom: 0.2rem;
  text-align: left;
  max-width: 80%;
  line-height: 1.5;
  color: #000;
}

/* 图标流程容器 */
.icon-flow-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin: 0.2rem 0;
}

.icon-wrapper {
  width: 1.2rem;
}

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

.icon-item img {
  width: 0.7rem;
  height: 0.7rem;
  margin-bottom: 0.1rem;
}

.icon-item span {
  font-size: 0.14rem;
  color: #ffffff;
  padding-left:0.1rem;
}

/* 箭头样式优化 - 无缝对接 */
.arrow {
  width: 40px;
  display: flex;
  justify-content: center;
  align-items: center;
  opacity: 0; /* 默认隐藏 */
}

.arrow-icon {
  display: block;
  width: 100%;
  height: 2px;
  position: relative;
  background-color: #ffffff;
}

.arrow-icon:after {
  content: '';
  position: absolute;
  top: 50%;
  right: -1px; /* 确保无缝对接 */
  transform: translateY(-50%);
  width: 0;
  height: 0;
  border-top: 6px solid transparent;
  border-bottom: 6px solid transparent;
  border-left: 8px solid #ffffff;
  margin-top: -5px; /* 调整三角形中心点 */
}

/* CSS 实现箭头动画版本 */
@keyframes fadeIn {
  0% { opacity: 0; }
  100% { opacity: 1; }
}

@keyframes fadeOut {
  0% { opacity: 1; }
  100% { opacity: 0; }
}

.arrow {
  animation: none; /* 先清除所有动画 */
}

/* 了解更多按钮 */
.learn-more-btn {
  display: inline-block;
  padding: 0.1rem 0.35rem;
  background-color: #ffffff;
  color: #1DB49C;
  border: none;
  border-radius: 0.05rem;
  font-size: 0.16rem;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.3s ease;
  align-self: flex-start;
  font-weight: 500;
}

.learn-more-btn:hover {
  background-color: #f0f0f0;
  transform: scale(1.05);
}

/* 网站底部样式 */
.site-footer {
  width: 100%;
  height: 5.8rem; /* 580px */
  background-color: #000000;
  color: #ffffff;
  box-sizing: border-box;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  max-width: 16rem; /* 1600px */
  margin: 0 auto;
  padding: 1.5rem 0.5rem 0.5rem; /* 增加顶部内边距，为广告重叠留出空间 */
}

/* 左侧部分样式 */
.footer-left {
  display: flex;
  flex: 3;
  justify-content: space-between;
}

.footer-column {
  padding: 0 0.3rem;
}

.footer-title {
  color: #1DB49C;
  font-size: 0.18rem; /* 18px */
  margin-bottom: 0.2rem;
  font-weight: bold;
}

.footer-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-list li {
  margin-bottom: 0.1rem;
}

.footer-list a {
  color: #ffffff;
  text-decoration: none;
  font-size: 0.14rem; /* 14px */
}

.footer-list a:hover {
  color: #1DB49C;
}

/* 右侧部分样式 */
.footer-right {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
}

.footer-logo {
  margin-bottom: 0.2rem;
}

.footer-logo img {
  max-width: 2.5rem; /* 250px */
}

.footer-images {
  display: flex;
  gap: 0.2rem;
  margin-bottom: 0.2rem;
}

.footer-images img {
  width: 1.2rem; /* 120px */
  height: 1.2rem; /* 120px */
}

.footer-contact {
  color: #ffffff;
  font-size: 0.16rem; /* 16px */
}

/* 底部栏样式 */
.footer-bottom {
  border-top: 1px solid #ffffff;
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 16rem;
  margin: 0 auto;
  padding: 0.3rem 0.5rem;
}

.footer-links, .footer-beian, .footer-copyright {
  font-size: 0.14rem; /* 14px */
  color: #ffffff;
}

.footer-links a, .footer-beian a {
  color: #ffffff;
  text-decoration: none;
  margin: 0 0.1rem;
}

.footer-links a:hover, .footer-beian a:hover {
  color: #1DB49C;
}

/* 响应式调整 */
@media screen and (max-width: 768px) {
  .advertisement-banner {
    width: 90%;
    height: auto;
    min-height: 4rem;
    bottom: 7rem; /* 在移动设备上位置更高 */
  }
  
  .ad-description {
    max-width: 100%;
  }
  
  .icon-flow-container {
    flex-wrap: wrap;
    justify-content: center;
    gap: 15px;
  }
  
  .icon-wrapper {
    width: 25%;
    min-width: 60px;
  }
  
  .arrow {
    transform: rotate(45deg);
    width: 20px;
  }
  
  .footer-content {
    flex-direction: column;
    padding-top: 2rem; /* 移动端顶部内边距更大 */
  }
  
  .footer-left {
    flex-wrap: wrap;
    margin-bottom: 0.5rem;
  }
  
  .footer-column {
    width: 50%;
    margin-bottom: 0.3rem;
  }
  
  .footer-right {
    align-items: center;
  }
  
  .footer-bottom {
    flex-direction: column;
    text-align: center;
    gap: 0.2rem;
  }
  
  .site-footer {
    height: auto;
    min-height: 5.8rem;
  }
  
  #section8 {
    padding-bottom: 8rem; /* 增加底部内边距以适应更高的底部 */
  }
}
.morebutton{
    width:1.5rem ;
    height: 0.33rem;
    line-height:0.33rem;
   font-size: 0.16rem; 
    text-align: center;
    background:#fff;
    color: #000;
    border-radius:0.15rem;
}
.zixun{
    width:1.5rem ;
    height: 0.33rem;
    line-height:0.33rem;
    font-size: 0.16rem; 
   background: linear-gradient(90deg, #19D47D, #1DB49D) !important;
    text-align:center;
    color: #fff;
    border-radius:0.15rem;
  
}
.knowmore{
     width:3.5rem;
    display: flex;
    justify-content: space-between;
    margin-top: 0.3rem;
}

/*关于我们*/
.aboutbanner{
    background: url("https://img.key-iot.com/about%203.png") no-repeat;
    width: 100%;
    height: 7rem;
    background-size: contain;
    position: relative;
}
.companyprofile{
    width: 15.5rem;
    margin: 1.2rem 2rem 1.5rem 1.3rem;
    height: 5rem;
    display: flex;
    justify-content: flex-start;
    background: url("https://img.key-iot.com/%E7%BB%84%202%20%E6%8B%B7%E8%B4%9D.png") no-repeat;
    background-size: contain;
}
.companyprofileleft{

    height: 5rem;
    margin-left: 1rem;
 
}
.video-container {
    position: relative;
    display: inline-block;
    cursor: pointer;
}


.play-btn {
    position: absolute;
    top: 35%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
    background: rgba(0, 0, 0, 0.7);
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.play-btn:hover {
    background: rgba(0, 0, 0, 0.9);
    transform: translate(-50%, -50%) scale(1.1);
}

/* 播放状态的三角形图标 */
.play-btn.pause::before {
    content: '';
    width: 0;
    height: 0;
    border-left: 20px solid white;
    border-top: 15px solid transparent;
    border-bottom: 15px solid transparent;
    margin-left: 5px;
}

/* 暂停状态的两条竖线 */
.play-btn.play::before {
    content: '';
    width: 8px;
    height: 30px;
    background: white;
    margin-right: 4px;
}

.play-btn.play::after {
    content: '';
    width: 8px;
    height: 30px;
    background: white;
    margin-left: 4px;
}

/* 视频播放时隐藏按钮 */
.video-container.playing .play-btn {
    opacity: 0;
    pointer-events: none;
}

/* 鼠标悬停时显示按钮 */
.video-container.playing:hover .play-btn {
    opacity: 1;
    pointer-events: all
}
.video-company {
       display: block;
    width: 7rem;
    height: 4rem;
    border-top-left-radius: 1.4rem; /* 只设置左上角圆角 */
    overflow: hidden; /* 确保圆角效果生效 */
    margin-top: 0.2rem;
}
.aboutgreen{
    display: flex;
    align-items: center;
    margin-top: 0.2rem;
}
.aboutwhile{
   display: flex;
    align-items: center;
    margin-top:10%; 
     margin-left:15%;
}
.aboutgreenline{
    display: inline-block;
    width:1.1rem ;
    height:2px ;
   background: linear-gradient(90deg, rgb(25, 212, 125), rgb(29, 180, 157));
}
.aboutclack{
   display: flex;
    align-items: center;
    

}
.aboutcblackline{
    display: inline-block;
    width:1.1rem ;
    height:2px ;
   background:#000;
}
.aboutwhiletline{
    display: inline-block;
    width:1.1rem ;
    height:2px ;
   background: #fff;
}
.blacklinetext{
    color: #000;
   margin-left: 0.2rem;
   font-size: 0.16rem; 
}
.greenlinetext{
   color: #19D47D;
   margin-left: 0.2rem;
   font-size: 0.16rem;
}
.whiltelinetext{
   color: #fff;
   margin-left: 0.2rem;
   font-size: 0.16rem;
  
}
.abouth2{
    font-size: 0.3rem;
    margin-bottom:0.2rem;
    margin-top: 0.15rem;
}

.aboutdes{
    font-size: 0.18rem;
    line-height: 0.26rem;
}
.abourtfive{
    width: 91%;
    display: flex;
    margin-top: 0.6rem;
}
.abourtfive-item{
    width: 20%;
    height: 0.35rem;
    border-right: 1px solid #000 ;
}
.abourtfive-item:last-child{
    border: none;
}

.abourtfive-itemtitle{
   color: #1DB49C;
   font-size:0.25rem;
   padding-left: 0.15rem;
}
.abourtfive-item:first-child .abourtfive-itemtitle{
  padding: 0;
}
.abourtfive-itemdes{
    font-size: 0.14rem;
    padding-top:0.1rem;
        padding-left: 0.15rem;
}
.development{
     width: 100%;
     margin: 0 auto;
     padding-left: 10%;
   
     
   
}
.key-iot{
    font-size: 0.2rem;
    margin-top:0.7rem;
}
.shiyong{
    width: 1.2rem;
    margin-top:0.1rem;
    font-size: 0.14rem;
    
}
.developmentcontent{
  display: flex;
  justify-content: flex-start;  
  
 
}
.developmentcontent2{

   margin-top: 0.6rem;
 
}
.developmentcontent2 img{
   width: 3.3rem;
   height: 3.3rem;
 
}

.developmentcontent3{
    display: flex;
    justify-content: space-between;
    align-items: center;
     margin-left: 1.2rem;
     margin-top: -2rem;
}
.developmentcontent3-1{
    width: 0.54rem;
    height: 2rem;
    background:url("https://img.key-iot.com/%E6%A4%AD%E5%9C%86%208.png") no-repeat ;
    background-size: contain;
    position: relative;
}
.developmentcontent3-2{
    width: 0.7rem;
    height:3.5rem;
    background:url("https://img.key-iot.com/%E5%A4%9A%E8%BE%B9%E5%BD%A2%204.png") no-repeat ;
    background-size: contain;
    margin-left:1.5rem;
    position: relative;
}
.developmentcontent3-3{
    width: 1.5rem;
    height:6.3rem;
    left: 1.4rem;
    background:url("https://img.key-iot.com/%E5%A4%9A%E8%BE%B9%E5%BD%A2%204%20%E6%8B%B7%E8%B4%9D%202.png") no-repeat ;
    background-size: contain;
    position: relative;
    top: 0.2rem;
}
.developmentcontent3-4{
    width: 1.5rem;
    height: 8rem;
    background:url("https://img.key-iot.com/%E9%81%97%E6%BC%8F.png") no-repeat;
    background-size: contain;
    position: relative;
    left: 3rem;
    top: 20%;
}
.developmentcontent3-1year{
    color: #000;
    width: 0.9rem;
    height: 0.3rem;
    line-height:0.3rem;
    text-align: center;
    background: linear-gradient(90deg, rgb(25, 212, 125), rgb(29, 180, 157)) !important;
    position: absolute;
    border-radius:0.1rem;
    font-weight: 700;
    position: absolute;
}
.developmentcontent3-2-title{
    position: absolute;
    width:1.8rem;
    font-size: 0.15rem;
}
.developmentcontent3-2-title p{
    font-size: 0.15rem;
}

/*企业文化*/
.culture{
    width: 100%;
    height: 8.7rem;
    background: url("https://img.key-iot.com/%E7%BB%84%2013.png") no-repeat;
    background-size: contain;
    overflow: hidden;
}
.culture-left{
    width: 50%;
    position: relative;
}
.culture-right{
    width: 4rem;
    height:  4.9rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    margin-left: 8rem;
}
.abouth3{
  font-size: 0.3rem;
margin-bottom:0.2rem;
margin-top: 0.15rem;  
margin-left: 15%;
}
.cultureico{
    width: 3rem;
    height: 5rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    position: absolute;
    right: -0.09rem;
}
.cultureicoitem{
    width: 1rem;
    height:1rem ;

}
.culture-rightitemtitle{
    font-size:0.23rem;
    margin-top:0.1rem;
}
.culture-rightitemdes{
    font-size:0.16rem;
    margin-top:0.1rem;
}
.certificate{
    width: 100%;
    height: 10rem;
    background: url("https://img.key-iot.com/%E7%9F%A9%E5%BD%A2%203948%402x.png") no-repeat;
      background-size:cover;
   overflow: hidden;
   
}
.certificate-content{
    margin-top:1.5rem;
    display: flex;
    
}
.ruanzhu{
    margin-top:0.15rem;
    font-size: 0.15rem;
    line-height: 0.28rem;
    
}
/* 奖状展示区域样式 */
.certificate-showcase {
  display: flex;
  justify-content: space-between;
  margin-top: 0.2rem;
  gap: 0.2rem;
  position: relative;
  margin-top: 1rem;
  
}

.cert-item {
  width: 1.9rem;
    z-index: 99;
  cursor: pointer;
  overflow: hidden;

  transition: transform 0.3s ease;
}

.cert-item:hover {
  transform: translateY(-0.05rem);
}

.cert-item img {
  width: 100%;
  height: 100%;

}

/* 模态框样式 */
.cert-modal {
  display: none;
  position: fixed;
  z-index: 1000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0,0,0,0.8);
  align-items: center;
  justify-content: center;
}

.modal-content {
  position: relative;
  max-width: 70%;
  max-height: 80%;
}

.close-btn {
  position: absolute;
  top: -0.4rem;
  right: -0.4rem;
  color: white;
  font-size: 0.4rem;
  font-weight: bold;
  width: 0.6rem;
  height: 0.6rem;
  background-color: rgba(0,0,0,0.5);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 1001;
}

#modalImage {
  max-width: 100%;
  max-height: 80vh;
  object-fit: contain;
  display: block;
}
.jiazi {
    position: absolute;
    width: 6.3rem;
    height: 0.2rem;
    background: linear-gradient(90deg, rgb(25, 212, 125), rgb(29, 180, 157)) !important;
    border-radius: 0.2rem;
    top: 1.2rem;
    left: -0.1rem;
}
/* 右侧证书组样式 */
.certificate-contentright {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding: 0.3rem;
  margin-left:1.6rem;
}

.certificate-group {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  position: relative;
}

.cert-group-title {
  font-size: 0.24rem;
  font-weight: bold;
  color: #333;
  padding: 0.1rem 0;
  border-bottom: 0.01rem solid #eee;
}

.cert-group-items {
  display: flex;
  flex-wrap: wrap;
  gap: 0.2rem;
  justify-content: space-between;
}

.cert-right-item {
  width: 1.8rem;
  height: 2.49rem;
  cursor: pointer;
  overflow: hidden;
  border: 0.01rem solid #ddd;
  box-shadow: 0 0.02rem 0.05rem rgba(0,0,0,0.1);
  transition: transform 0.3s ease;
  margin-bottom: 0.2rem;
  z-index: 99;
}

.cert-right-item:hover {
  transform: translateY(-0.05rem);
}

.cert-right-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.jiazi2 {
    position: absolute;
    width: 8.3rem;
    height: 0.2rem;
    background: linear-gradient(90deg, rgb(25, 212, 125), rgb(29, 180, 157)) !important;
    border-radius: 0.2rem;
    top: 2.4rem;
    left: -0.2rem;
}
.jiazi3 {
    position: absolute;
    width: 8.3rem;
    height: 0.2rem;
    background: linear-gradient(90deg, rgb(25, 212, 125), rgb(29, 180, 157)) !important;
    border-radius: 0.2rem;
    top: 2.4rem;
    left: -0.25rem;
}
/*工厂图*/
.fctitle{
    text-align: center;
    font-size: 0.3rem;
    margin-bottom:1rem;
}

.factorybox{
    width: 14rem;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}
.factorybox1{
    width: 4.2rem;
    height: 3rem;
    background: url("https://img.key-iot.com/%E5%9B%BE%E5%B1%82%2034.png") no-repeat;
    background-size:contain;
}
.factorybox1img{
    width: 4rem;
    display: block;
    margin: 0.15rem;
}
.factorybox2img{
    width: 4rem;
    display: block;
    margin: 0.1rem;
}
.factorybox3img{
    width: 4rem;
    display: block;
    margin: 0.1rem;
}
.factorybox4img{
    width: 4rem;
    display: block;
    margin: 0.1rem;
}
.factorybox5img{
    width: 4rem;
    display: block;
    margin: 0.1rem;
}
.factorybox6img{
    width: 4rem;
    display: block;
    margin: 0.1rem;
}
.factorybox2{
    width: 4.2rem;
    height: 3rem;
    background: url("https://img.key-iot.com/%E5%9B%BE%E5%B1%82%2036.png") no-repeat;
    background-size:contain;
}
.factorybox3{
    width: 4.2rem;
    height: 3rem;
    background: url("https://img.key-iot.com/%E5%9B%BE%E5%B1%82%2034%20%E6%8B%B7%E8%B4%9D.png") no-repeat;
    background-size:contain;
}
.factorybox4{
    width: 4.2rem;
    height: 3rem;
    background: url("https://img.key-iot.com/%E5%9B%BE%E5%B1%82%2034%20%E6%8B%B7%E8%B4%9D%202.png") no-repeat;
    background-size:contain;
}
.factorybox5{
    width: 4.2rem;
    height: 3rem;
    background: url("https://img.key-iot.com/%E5%9B%BE%E5%B1%82%2036%20%E6%8B%B7%E8%B4%9D.png") no-repeat;
    background-size:contain;
}
.factorybox6{
    width: 4.2rem;
    height: 3rem;
    background: url("https://img.key-iot.com/444.png") no-repeat;
    background-size:contain;
}
/*公司资讯*/
.conpanynewscontent{
    width: 14rem;
    margin: 0 auto;
    margin-top:1.6rem;
}
/* 新闻模块样式 */
.news-module {
  display: flex;
  gap: 0.8rem;
  padding: 0.5rem;
  max-width: 24rem; /* 增加整体宽度 */
  margin: 0 auto;
}

/* 左侧特色新闻区域 */
.news-featured {
  position: relative;
  width: 6.5rem; /* 减小宽度 */
  height: 4.5rem; /* 减小高度 */
  overflow: hidden;
  border-radius: 0.1rem;
  box-shadow: 0 0.05rem 0.15rem rgba(0, 0, 0, 0.1);
  flex-shrink: 0;
}

.news-tag {
  position: absolute;
  top: 0.2rem;
  left: 0.2rem;
  background-color: rgba(29, 180, 157, 0.9);
  color: white;
  font-size: 0.16rem;
  padding: 0.06rem 0.12rem;
  border-radius: 0.03rem;
  z-index: 2;
}

.news-image {
  width: 100%;
  height: 3.3rem;
  overflow: hidden;
}

.news-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

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

.featured-title {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.8), rgba(0, 0, 0, 0));
  color: white;
  padding: 0.3rem 0.2rem 0.2rem;
  font-size: 0.16rem; /* 统一字体大小 */
  margin: 0;
  box-sizing: border-box;
}

/* 右侧新闻列表 */
.news-list2 {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
/* 添加链接样式 */
.news-link {
  text-decoration: none;
  color: inherit;
  display: block;
}

.news-link:hover {
  color: #1DB49D;
}

.news-featured .news-link {
  height: 100%;
  display: block;
}

/* 新闻项样式调整，确保日期右对齐 */
.news-item2 {
  position: relative;
  display: flex;
  align-items: center;
  width: 100%;
  padding: 0.18rem 0;
  border-bottom: 0.01rem solid #eee;
}

.news-dot {
  width: 0.08rem;
  height: 0.08rem;
  border-radius: 50%;
  background: linear-gradient(135deg, #19D47D, #1DB49D);
  margin-right: 0.15rem;
  flex-shrink: 0;
}

.news-item2 .news-link {
  flex: 1;
  min-width: 0; /* 重要：允许flex子项目缩小到比内容更小 */
}

/* 超出字数限制显示省略号 */
.news-title {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 100%;
  display: block;
  padding-right: 0.3rem; /* 确保与日期有足够间距 */
}

/* 日期右对齐 */
.news-date {
  color: #999;
  font-size: 0.16rem;
  flex-shrink: 0;
  text-align: right;
 
}

/* 左侧特色新闻标题也添加省略号 */
.featured-title {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.news-item2 {
  display: flex;
  align-items: center;
  padding: 0.18rem 0;
  border-bottom: 0.01rem solid #eee;
  width: 5rem;
}

.news-dot {
  width: 0.08rem;
  height: 0.08rem;
  border-radius: 50%;
  background: linear-gradient(135deg, #19D47D, #1DB49D);
  margin-right: 0.15rem;
  flex-shrink: 0;
}

.news-title {
  flex: 1;
  font-size: 0.16rem; /* 统一字体大小 */
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;

  display: inline-block;
}

.news-date {
  color: #999;
  font-size: 0.16rem; /* 统一字体大小 */
  flex-shrink: 0;
  margin-left: 0.2rem;
}

/* 鼠标悬停效果 */
.news-item:hover .news-title {
  color: #1DB49D;
}
.map{
    margin-top:1rem;
}

/*产品内容*/
.prouductcontent{
    width: 14rem;
    margin: 0 auto;
    
}
.prodtctnav{
    position: relative;
    background: rgb(0 0 0 / 16%);
    width: 100%;
    height: 1.2rem;
}
.prodtctnav .banner-nav{
        top: 0.2rem!important;
}
.navtihs{
  margin-top:0.3rem;
}
.navtihs a{
    color: #000;
    font-size:0.18rem;
}
.pro-detail-flex {
  display: flex;
  margin: 0.5rem auto;
  max-width: 14rem;
  background: #fff;
  gap: 0.3rem;
}
.pro-thumb-list {
  display: flex;
  flex-direction: column;
  width: 1.2rem;
  gap: 0.15rem;
  height: 3.9rem;
  overflow-y: auto;
  scrollbar-width: none;
  position: relative;
}
.pro-thumb-list::-webkit-scrollbar { display: none; }
.pro-thumb-item {
  cursor: pointer;
  border: none;
  transition: all 0.2s;
  height: 0.9rem;
  overflow: visible;
  position: relative;
  background: none;
  display: flex;
  align-items: center;
  padding-right: 0.22rem; /* 给三角形留空间 */
}
.pro-thumb-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: all 0.2s;
  border-radius: 0.08rem;
  display: block;
}
.pro-thumb-arrow {
  display: none;
  position: absolute;
  right: 0.02rem;
  top: 50%;
  transform: translateY(-50%);
  width: 0.18rem;
  height: 0.18rem;
  background: linear-gradient(-42deg, #19D47D, #1DB49D);
  clip-path: polygon(0 50%, 100% 0, 100% 100%);
  z-index: 2;
  pointer-events: none;
}
.pro-thumb-active .pro-thumb-img {
  transform: scale(1.05);
  filter: brightness(1.05);
}
.pro-main-imgbox {
  width: 6rem;
  height: 3.9rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #fafafa;
  border-radius: 0.08rem;
  
}
.pro-main-imgbox img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}
.pro-info-box {
  flex: 1;
  padding: 0 0.2rem;
  display: flex;
  flex-direction: column;
}
.pro-title {
  font-size: 0.32rem;
  color: #333;
  margin-bottom: 0.1rem;
  font-weight: bold;
}
.pro-desc {
  font-size: 0.16rem;
  line-height: 1.6;
  color: #666;
  flex: 1;
  text-align: justify;
}
.pro-btns {
  display: flex;
  gap: 0.3rem;
  margin-top: 0.3rem;
}
.pro-btn {
  padding: 0.12rem 0.25rem;
  border-radius: 0.04rem;
  cursor: pointer;
  font-size: 0.16rem;
  font-weight: 500;
  transition: all 0.2s;
  text-decoration: none;
  text-align: center;
  display: inline-block;
  min-width: 1.2rem;
  box-shadow: 0 2px 5px rgba(0,0,0,0.05);
  border: none;
}

.pro-btn-demo {
  background: #19D37D;
  color: #fff;
  border: none;
}

.pro-btn-chat {
  background: #fff;
  color: #111;
  border: 1.5px solid #19D37D;
}
.pro-btn:hover {
  opacity: 0.85;
}

.tedianpr p{
    font-size: 0.16rem;
    color: #666;
}
.tediantitle{
    font-size: 0.22rem!important;
    font-weight: 700;
    padding: 0.15rem 0;
}
.tedianprcontent p{
line-height: 0.35rem;
}
/*产品tab*/
.pro-tab {
  width: 100%;
  margin: 0 auto 0.3rem auto;
}
.sticky-tab-nav {
  position: -webkit-sticky;
  position: sticky;
  top: 0;
  left: 0;
  z-index: 99;
  background: #fff;
  box-shadow: 0 2px 8px rgba(25,211,125,0.07);
  border-bottom: 1px solid #eee;
}
.pro-tab-nav {
  display: flex;
  gap: 0.16rem;
  margin-bottom: 0.18rem;
  justify-content: flex-start;
  padding: 0.12rem 0.12rem 0.12rem 0;
}
.pro-tab-btn {
  padding: 0.13rem 0.42rem;
  font-size: 0.17rem;
  background: #F3F3F3;
  color: #111;
  border: none;
  border-radius: 0.06rem 0.06rem 0 0;
  cursor: pointer;
  transition: all 0.2s;
  outline: none;
  font-weight: 500;
  position: relative;
  z-index: 1;
  white-space: nowrap;
  min-width: 1.4rem;
  box-shadow: none;
}
.pro-tab-btn.pro-tab-active,
.pro-tab-btn:hover {
  background: linear-gradient(-42deg, #19D47D, #1DB49D);
  color: #fff;
  border: none;
  box-shadow: none;
}
.pro-tab-content {
  background: #fff;
  border: none;
  border-radius: 0 0 0.04rem 0.04rem;
  padding: 0.23rem 0.18rem;
}
.pro-tab-content p{
    line-height: 0.28rem;
}
.pro-tab-content h2{
    ine-height: 0.5rem;
    line-height: 0.66rem;
}
.pro-tab-panel {
  display: none;
  font-size: 0.15rem;
  color: #222;
  line-height: 0.25rem;
}
.pro-tab-panel h2{
    font-size: 0.32rem;
}
.pro-tab-panel p{
    font-size: 0.16rem;
}
.pro-tab-panel img{
   max-width: 14rem;
}
.fujian-area {
  display: flex;
  align-items: center;
  background: #F8F8F8;
  border-radius: 0.08rem;
  padding: 0.18rem 0.22rem;
  margin-bottom: 0.18rem;
  gap: 0.22rem;
  box-shadow: 0 2px 8px rgba(25,211,125,0.07);
}
.fujiancontent {
  display: flex;
  align-items: center;
  text-decoration: none;
  color: #222;
  flex: 1;
  gap: 0.16rem;
}
.fujiancontent img {
  width: 0.48rem;
  height: 0.48rem;
  object-fit: contain;
  border-radius: 0.04rem;
}
.fujian-info {
  display: flex;
  flex-direction: column;
  gap: 0.08rem;
}
.fujian-title {
  font-size: 0.16rem;
  font-weight: 500;
  color: #222;
}
.fujian-size {
  font-size: 0.13rem;
  color: #888;
}
.fujian-btns {
  display: flex;
  flex-direction: column;
  gap: 0.12rem;
  margin-left: 0.18rem;
}
.fujian-btn {
  padding: 0.08rem 0.22rem;
  font-size: 0.14rem;
  border: none;
  border-radius: 0.04rem;
  background: linear-gradient(-42deg, #19D47D, #1DB49D);
  color: #fff;
  cursor: pointer;
  transition: background 0.2s;
  text-align: center;
  min-width: 1.1rem;
  text-decoration: none;
  display: inline-block;
}
.fujian-btn:last-child {
  background: #fff;
  color: #19D37D;
  border: 1px solid #19D37D;
}
.fujian-btn:hover {
  opacity: 0.85;
}
.fujian-preview {
  margin-top: 0.22rem;
  min-height: 7rem;
  height: 7rem;
  background: #FAFAFA;
  border-radius: 0.06rem;
  border: 1px solid #eee;
  padding: 0.18rem;
  display: none;
  font-size: 0.15rem;
  color: #222;
  overflow: auto;
}
/*应用场景*/
.scene-section {
  padding: 0.5rem 0;
}
.scene-header {
  display: flex;
  align-items: center;
  gap: 0.18rem;
  margin-bottom: 0.04rem;
}
.scene-title {
  font-size: 0.32rem;
  font-weight: bold;
  color: #222;
  margin: 0;
  padding: 0;
  line-height: 1.1;
}
.scene-desc {
  font-size: 0.15rem;
  color: #999;
   display: block;
   margin-bottom:1rem;
  white-space: nowrap;
  line-height: 1.1;
}
.scene-line {
  width: 0.7rem;
  height: 0.06rem;
  border-radius: 0.03rem;
  background: linear-gradient(-42deg, #19D47D, #1DB49D);
  margin-bottom: 0.1rem;
  margin-left: 0.02rem;
}
.scene-articles {
  display: flex;
  justify-content: center;
  gap: 0.32rem;
  margin-top: 0.02rem;
  position: relative;
}
.cjbg{
    width: 19.2rem;
    height: 2.5rem;
    background: linear-gradient(-42deg, #19D47D, #1DB49D);
    position: absolute;
    top: 2rem;
}
.scene-article {
  display: flex;
  flex-direction: column;
  width: 3.2rem;
  text-decoration: none;
  background: #fff;
  border-radius: 0.14rem;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(25,211,125,0.07);
  transition: box-shadow 0.18s, transform 0.18s;
  align-items: center;
  z-index: 999;
}
.scene-article:hover {
  box-shadow: 0 8px 24px rgba(25,211,125,0.13);
  transform: translateY(-0.06rem);
}
.scene-imgbox {
  width: 3.2rem;
  height: 3.8rem;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #f6f6f6;
  border-radius: 0.14rem 0.14rem 0 0;
}
.scene-imgbox img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 0.14rem 0.14rem 0 0;
  transition: transform 0.22s;
}
.scene-article:hover .scene-imgbox img {
  transform: scale(1.03);
}
.scene-art-title {
  font-size: 0.16rem;
  color: #222;
  font-weight: 500;
  padding: 0.14rem 0.12rem 0.13rem 0.12rem;
  background: #fff;
  border-bottom-left-radius: 0.14rem;
  border-bottom-right-radius: 0.14rem;
  min-height: 0.38rem;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  transition: color 0.2s;
}
.scene-article:hover .scene-art-title {
  color: #19D47D;
}
.exceptrem th{
    font-size:0.16rem!important;
    padding: 0.3rem 5px!important; 
}
.exceptrem tr{
    font-size:0.16rem!important;
    padding: 0.3rem 5px!important; 
    
}
.exceptrem td{
    font-size:0.16rem!important;
    padding: 0.2rem 5px!important; 
    
}
/*产品推荐*/
.related-products {
  width: 100%;
  padding: 1.5rem 1rem;
}

.title-box {
  margin-bottom: 1.2rem;
  text-align: left;
}

.main-title {
  font-size: 0.32rem;
  font-weight: bold;
  margin-bottom: 0.2rem;
  color: #333;
}

.sub-title {
  font-size: 0.15rem;
  color: #666;
  line-height: 1.4;
}

.product-container {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.3rem;
}

.product-item {
  flex: 1;
  min-width: 3.5rem;
  display: flex;
  flex-direction: column;
  box-shadow: 0 0.04rem 0.12rem rgba(0,0,0,0.1);
}

.product-content {
  background-color: #f5f5f5;
  border: 2px solid #1DB799;
  border-radius: 0.1rem 0.1rem 0 0;
  padding: 0.2rem;
  display: flex;
  flex-direction: column;
}

.product-image-wrap {
  position: relative;
  width: 100%;
  height: 3rem;
  overflow: hidden;
  border-radius: 0.08rem;
  margin-bottom: 0.2rem;
}

.product-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.corner-triangle {
  position: absolute;
  top: 0;
  left: 0;
  width: 0.8rem;
  height: 0.8rem;
  background: linear-gradient(-42deg, rgb(25, 212, 125), rgb(29, 180, 157));
  transform-origin: top left;
  clip-path: polygon(0 0, 0 100%, 100% 0);
  z-index: 2;
}

.product-title {
  font-size: 0.26rem;
  text-align: center;
  padding: 0 0.2rem;
  margin: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* 按钮容器，与上方内容间隔0.12rem */
.button-container {
  margin-top: 0.12rem;
  display: flex;
  height: 0.6rem;
  border: 2px solid #1DB799;

  overflow: hidden;
}

.btn {
  flex: 1;
  border: none;
  font-size: 0.18rem;
  cursor: pointer;
  text-decoration: none;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: white;
  color: #333;
}

.btn-left {
  border-right: 1px solid #1DB799; /* 中间分割线 */
}

.btn:hover {
  background-color: #f5f5f5;
}

/* PDF模态窗口样式 */
.pdf-modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0,0,0,0.7);
  z-index: 1000;
}

.pdf-modal-content {
  position: relative;
  margin: 2% auto;
  width: 90%;
  height: 90%;
  background-color: white;
  border-radius: 0.1rem;
  overflow: hidden;
}

.pdf-modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.2rem 0.3rem;
  border-bottom: 1px solid #ddd;
}

.pdf-title {
  font-size: 0.24rem;
  color: #333;
  margin: 0;
}

.close-modal {
  font-size: 0.36rem;
  font-weight: bold;
  cursor: pointer;
}

.pdf-container {
  width: 100%;
  height: calc(100% - 0.7rem);
}

#pdfViewer {
  width: 100%;
  height: 100%;
}

/* 响应式设计 */
@media screen and (max-width: 768px) {
  .product-container {
    flex-direction: column;
  }
  
  .product-item {
    min-width: 100%;
    margin-bottom: 0.5rem;
  }
  
  .product-image-wrap {
    height: 4rem;
  }
  
  .pdf-modal-content {
    width: 95%;
    height: 80%;
  }
}
/*产品列表*/
.productlist{
    background:url("https://img.key-iot.com/banner71289371.png")no-repeat;
    width: 100%;
    height: 7.5rem;
    background-size: cover;
    position: relative;
}
.productlistbuttom{
    width: 13rem;
    height: 0.8rem;
    background: #F3F3F3;
    position: absolute;
    top: 7rem;
    left: 3rem;
   display: flex;
   justify-content: space-around;
    
}
.productlistbuttom-item{
    display: flex;
    justify-content:space-between;
    align-items: center;
}
.productlistbuttom-item span{
    font-size: 0.18rem;
}
.productlistbuttom-icon{
    margin-right: 0.13rem;
}
.prouctsbox{
    width:16rem;
    margin: 0 auto;
    margin-top:1rem;
}
.tuopupics-img{
    display: inline-block;
    width: 100%;
    margin-bottom:1rem;
     margin-top: 0.5rem ;
   
}
/*产品选项卡*/
.itc_product_tab_container {
  width: 100%;
  font-family: Arial, sans-serif;
}

/* 标题样式 */
.itc_tab_header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.5rem;
}

.itc_tab_left {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.itc_main_title {
  font-size: 0.32rem;
  color: #19D37D;
  margin: 0;
  padding-bottom: 0.15rem;
  position: relative;
}

.itc_title_line {
    position: absolute;
    top: 0.3rem;
    left: 0;
    width: 0.5rem;
    height: 0.07rem;
    background-color: #000;
    z-index: -1;
}
.itc_sub_title {
  font-size: 0.15rem;
  color: #888;
  margin-top: 0.08rem;
}

/* 选项卡导航 */
.itc_tab_nav {
  display: flex;
}

.itc_tab_btn {
  font-size: 0.16rem;
  padding: 0.1rem 0.3rem;
  border: 1px solid #19D37D;
  color: #19D37D;
  margin-left: 0.15rem;
  cursor: pointer;
  border-radius: 0.04rem;
  transition: all 0.3s;
}

.itc_tab_active {
  background: linear-gradient(90deg, #19D47D, #1DB49D);
  color: white;
}

/* 内容区域 */
.itc_tab_content {
  margin-top: 0.3rem;
}

.itc_tab_panel {
  display: none;
}

.itc_panel_active {
  display: block;
}

/* 产品网格 */
.itc_product_grid {
  display: flex;
  justify-content: flex-start;
  flex-wrap: wrap;
  gap: 0.3rem;
}

/* 产品卡片 */
.itc_product_item {
  width: 5rem;
  height:5rem;
  border: 1px solid #eee;
  border-radius: 0.1rem;
  padding: 0.2rem;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  margin-bottom: 0.3rem;
      background: #F3F3F3;
}

.itc_product_name {
  font-size: 0.22rem;
  font-weight: bold;
  margin-bottom: 0.2rem;
}

.itc_feature_tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.1rem;
 
}

.itc_feature_tag {
   line-height:0.24rem;
   padding: 0 0.12rem;
  background: linear-gradient(90deg, #19D47D, #1DB49D);
  color: white;
  border-radius: 0.5rem;
  font-size: 0.12rem;
}

.itc_product_image {
  flex: 1;
  overflow: hidden;
  margin-bottom: 0.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.itc_product_image img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.itc_view_more {
  text-align:left;
  display: block;
  padding: 0.1rem;
  color: #000000 ;
  text-decoration: none;
  width: 100%;
  display: flex;
  justify-content: flex-start;
align-items: center;
}
.itc_view_more-text{
    font-size: 0.16rem;
}
.itc_view_more:hover {
  background-color: #f5f5f5;
}
.itc_view_more-icon{
    display: inline-block;
    margin-left:0.12rem;
    height:0.18rem;
    padding-top: 0.02rem;
}
/* 响应式调整 */
@media screen and (max-width: 768px) {
  .itc_tab_header {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .itc_tab_nav {
    margin-top: 0.3rem;
    width: 100%;
    justify-content: space-between;
  }
  
  .itc_tab_btn {
    margin-left: 0;
    flex: 1;
    text-align: center;
    font-size: 0.14rem;
    padding: 0.1rem 0.1rem;
  }
  
  .itc_product_grid {
    justify-content: center;
  }
  
  .itc_product_item {
    width: 100%;
    height: auto;
    min-height: 4rem;
  }
}
.produclisttitle{
    color: #19D37D;
    font-size: 0.32rem;
    text-align: center;
    margin-bottom:0.3rem;
    margin-top: 1rem;
}
.produclistdes{
   color: #000000;
    font-size: 0.16rem;
    text-align: center; 
   margin-bottom:0.6rem;
}
.youshibox{
    width: 15rem;
    display: flex;
    justify-content: flex-start;
    background: #fff;
    margin-top:0.6rem;
}
.youshibox-item1{
  width:3.3rem;
  height:6rem;
  background: url("https://img.key-iot.com/%E5%A4%9A%E8%BE%B9%E5%BD%A2%202.png") no-repeat;
  background-size: cover;
  z-index: 6;
}
.youshibox-item2{
   width:3.3rem;
  height:6rem;
  background: url("https://img.key-iot.com/%E5%A4%9A%E8%BE%B9%E5%BD%A2%202.png") no-repeat;
  background-size: cover;
  margin-left:-0.3rem;
   z-index:5;
}
.youshibox-item3 {
     width:3.3rem;
    height: 6rem;
    background: url(https://img.key-iot.com/%E5%A4%9A%E8%BE%B9%E5%BD%A2%202.png) no-repeat;
    background-size: cover;
    margin-left: -0.3rem;
     z-index: 4;
}
.youshibox-item4 {
    width: 3.3rem;
    height: 6rem;
    background: url(https://img.key-iot.com/%E5%A4%9A%E8%BE%B9%E5%BD%A2%202.png) no-repeat;
    background-size: cover;
    margin-left: -0.3rem;
     z-index: 3;
}
.youshibox-item5{
    width: 3.3rem;
    height: 6rem;
    background: url(https://img.key-iot.com/%E5%A4%9A%E8%BE%B9%E5%BD%A2%202.png) no-repeat;
    background-size: cover;
    margin-left: -0.3rem;
     z-index: 2;
}
.youshibox-item6 {
    width: 3.3rem;
    height: 6rem;
    background: url(https://img.key-iot.com/%E5%A4%9A%E8%BE%B9%E5%BD%A2%202.png) no-repeat;
    background-size: cover;
    margin-left: -0.3rem;
     z-index:1;
}
/* 默认状态下所有元素都没有渐变背景 */


.hoveryousi:hover {
  background: linear-gradient(90deg, #19D47D, #1DB49D);
}
.youshibox-itemtitle{
    font-size: 0.3rem;
    margin-top: 0.3rem;
    padding-left:0.3rem;
    color: #1DB49C;
}
.youshibox-itemline{
    width: 0.6rem;
    height: 0.04rem;
    margin-left:0.3rem;
    margin-top: 0.13rem;
    background: linear-gradient(90deg, rgb(25, 212, 125), rgb(29, 180, 157));
}
.youshibox-itemcontent{
    padding-left:0.3rem;
    font-size: 0.15rem;
   margin-top: 0.3rem;
    height:1.1rem ;
        width: 2.3rem;
        text-align: justify;
}

.youshiboxnum{
    font-size: 1.3rem;
color: #000000;
opacity: 0.1;
padding-left:0.3rem;
margin-top: 0.6rem;

}
.youshibox-itembottom{
    color: #1DB49C;
    font-size: 0.28rem;
    margin-top: 0.6rem;
    padding-left:0.8rem;
}
.fanganchanpin{
    margin-bottom: 0.6rem;
}
/*视频中心*/
/* 整体容器 */
.video-page-wrap {
  width: 14rem;
  margin: 0 auto;
  font-family: "微软雅黑", Arial, sans-serif;
  padding: 0.3rem 0.4rem 0.8rem;
  background: linear-gradient(180deg, #ffffff 0%, #f9fafb 100%);
  border-radius: 0.25rem;
}

/* 标签导航 */
.video-tabs {
  display: flex;
  gap: 0.32rem;
  margin-bottom: 0.5rem;
  border-bottom: 0.01rem solid #eee;
  padding-bottom: 0.15rem;
}
.video-tab {
  font-size: 0.18rem;
  padding: 0.12rem 0.5rem;
  background: transparent;
  color: #555;
  border-radius: 0.08rem;
  cursor: pointer;
  transition: all 0.3s;
  font-weight: 500;
  position: relative;
  text-decoration: none;
  display: inline-block;
}
.video-tab.active,
.video-tab:hover {
  color: #19D37D;
  background: rgba(25, 211, 125, 0.06);
}
.video-tab.active:after {
  content: '';
  position: absolute;
  bottom: -0.16rem;
  left: 50%;
  transform: translateX(-50%);
  width: 0.6rem;
  height: 0.04rem;
  background: linear-gradient(-90deg, #1DB49C 0%, #19D37D 100%);
  border-radius: 0.02rem;
}

/* 视频列表 */
.video-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  min-height: 7rem;
  justify-content: flex-start;
}
.video-item {
  width: 4rem; /* 小一点的尺寸 */
  height: 3.1rem; /* 更小的高度 */
  background: #fff;
  border-radius: 0.16rem;
  box-shadow: 0 0.06rem 0.16rem rgba(0,0,0,0.04);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  cursor: pointer;
  transition: all 0.25s;
  position: relative;
  margin-bottom: 0.4rem;
}
.video-item:hover {
  transform: translateY(-0.06rem);
  box-shadow: 0 0.12rem 0.25rem rgba(25,211,125,0.12);
}

/* 视频缩略图 */
.video-thumb-container {
  width: 100%;
  height: 2.3rem; /* 更小的高度 */
  overflow: hidden;
  position: relative;
  border-radius: 0.16rem 0.16rem 0 0;
}
.video-thumb {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s;
}
.video-item:hover .video-thumb {
  transform: scale(1.05);
}

/* 播放图标 */
.video-play-icon {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.9);
  width: 0.6rem; /* 更小的播放按钮 */
  height: 0.6rem;
  background: rgba(0,0,0,0.4);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: all 0.3s;
}
.video-play-icon:after {
  content: '';
  width: 0;
  height: 0;
  border-top: 0.1rem solid transparent;
  border-bottom: 0.1rem solid transparent;
  border-left: 0.16rem solid white;
  margin-left: 0.04rem;
}
.video-item:hover .video-play-icon {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1);
  box-shadow: 0 0.06rem 0.2rem rgba(0,0,0,0.2);
}

/* 视频信息区 */
.video-info {
  padding: 0.16rem 0.18rem;
  width: 100%;
  flex: 1;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  border-top: 0.01rem solid #f2f2f2;
}
.video-title {
  font-size: 0.16rem;
  color: #222;
  line-height: 1.4;
  margin-bottom: 0.12rem;
  font-weight: 600;
  height: 0.45rem;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}
.video-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: auto;
  padding-top: 0.08rem;
  border-top: 0.01rem dashed #f0f0f0;
}
.video-date {
  font-size: 0.12rem;
  color: #999;
  display: flex;
  align-items: center;
}
.video-views {
  font-size: 0.12rem;
  color: #19D37D;
  display: flex;
  align-items: center;
}

/* 标签 */
.video-tag {
  position: absolute;
  top: 0.12rem;
  left: 0.12rem;
  padding: 0.04rem 0.1rem;
  background: rgba(25,211,125,0.8);
  color: white;
  font-size: 0.12rem;
  border-radius: 0.1rem;
  font-weight: 500;
  z-index: 2;
}

/* 视频弹窗 */
.video-modal-mask {
  position: fixed;
  left: 0; top: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,0.85);
  z-index: 9999;
  display: none;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(0.05rem);
}
.video-modal {
  background: #fff;
  border-radius: 0.2rem;
  padding: 0.25rem;
  position: relative;
  width: 9rem;
  max-width: 95vw;
  box-shadow: 0 0.2rem 0.6rem rgba(0,0,0,0.3);
}
.video-modal-player {
  width: 100%;
  height: 5rem;
  border-radius: 0.12rem;
  margin-bottom: 0.16rem;
}
.video-modal-title {
  font-size: 0.18rem;
  color: #333;
  font-weight: 500;
  padding: 0 0.1rem;
}
.video-modal-close {
  position: absolute;
  right: -0.18rem;
  top: -0.18rem;
  width: 0.36rem;
  height: 0.36rem;
  background: #fff;
  color: #19D37D;
  border: none;
  cursor: pointer;
  font-weight: bold;
  z-index: 2;
  border-radius: 50%;
  font-size: 0.22rem;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0.06rem 0.2rem rgba(0,0,0,0.15);
  transition: all 0.3s;
}
.video-modal-close:hover {
  background: #19D37D;
  color: white;
  transform: rotate(90deg);
}

/* 分页样式 */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-top: 0.6rem;
  padding: 0;
  list-style: none;
}
.pagination li {
  margin: 0 0.08rem;
}
.pagination li a,
.pagination li span {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 0.4rem;
  height: 0.4rem;
  padding: 0 0.15rem;
  border-radius: 0.2rem;
  background: #fff;
  color: #555;
  text-decoration: none;
  transition: all 0.2s;
  font-size: 0.14rem;
  box-shadow: 0 0.02rem 0.08rem rgba(0,0,0,0.05);
}
.pagination li.active a,
.pagination li.active span {
  background: linear-gradient(-90deg, #1DB49C 0%, #19D37D 100%);
  color: #fff;
  font-weight: 500;
}
.pagination li a:hover {
  background: #f0f0f0;
}
.pagination .showone a,
.pagination li:last-child a {
  padding: 0 0.15rem;
}
.fs-16 {
  font-size: 0.16rem;
}
.numbar {
  display: flex;
}
/*二级导航*/
/* 宽屏三类产品导航样式 - 使用rem单位 */
.product-mega-nav {
  width: 100%;
  max-width: 12rem;
  position: relative; /* 可以根据需要调整为absolute/fixed */
  font-size: 0.16rem;
  margin: 0 auto;
}

/* 主导航样式 */
.mega-nav-list {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  background: #fff;
  border-radius: 0.08rem;
  box-shadow: 0 0.03rem 0.1rem rgba(0,0,0,0.05);
  position: relative;
  z-index: 10;
  width: 100%;
}

.mega-nav-item {
  position: relative;
  flex: 1;
  text-align: center;
}

.mega-nav-link {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 0.7rem;
  padding: 0 0.3rem;
  color: #333;
  text-decoration: none;
  font-size: 0.18rem;
  font-weight: 500;
  transition: all 0.3s ease;
  border-bottom: 0.03rem solid transparent;
}

.mega-nav-link:hover {
  color: #19D47D;
  border-bottom-color: #19D47D;
}

/* 产品面板 */
.products-panel {
  position: absolute;
  top: 100%;
  left: 0;
  width: 100%;
  background: white;
  border-radius: 0 0 0.1rem 0.1rem;
  box-shadow: 0 0.1rem 0.4rem rgba(0,0,0,0.08);
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  transform: translateY(0.1rem);
  z-index: 9;
  padding: 0.4rem 0.3rem;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-gap: 0.3rem;
  pointer-events: none;
}

/* 显示产品面板 */
.mega-nav-item:hover .products-panel {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: auto;
}

/* 产品卡片样式 */
.product-card {
  display: flex;
  flex-direction: column;
  background: #f8f9fa;
  border-radius: 0.08rem;
  overflow: hidden;
  transition: all 0.3s ease;
  height: 100%;
  text-decoration: none;
}

.product-card:hover {
  transform: translateY(-0.05rem);
  box-shadow: 0 0.1rem 0.2rem rgba(0,0,0,0.05);
}

.product-image {
  height: 1.4rem;
  background-size: cover;
  background-position: center;
  transition: transform 0.5s ease;
}

.product-card:hover .product-image {
  transform: scale(1.05);
}

.product-content {
  padding: 0.15rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.product-title {
  font-size: 0.16rem;
  font-weight: 600;
  color: #333;
  margin: 0 0 0.1rem;
}

.product-desc {
  font-size: 0.13rem;
  color: #666;
  margin-bottom: 0.15rem;
  flex: 1;
}

.product-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.08rem 0.16rem;
  background: linear-gradient(90deg, rgb(25, 212, 125), rgb(29, 180, 156));
  color: white;
  text-decoration: none;
  font-size: 0.14rem;
  font-weight: 500;
  border-radius: 0.04rem;
  transition: all 0.2s ease;
  align-self: flex-start;
}

.product-action:hover {
  transform: translateY(-0.02rem);
  box-shadow: 0 0.05rem 0.15rem rgba(25, 212, 125, 0.2);
}

/* 响应式调整 */
@media screen and (max-width: 768px) {
  .products-panel {
    grid-template-columns: 1fr;
  }
}
/*应用场景*/
.ds-fl-carousel {
            width: 100%;
            height: 5rem;
            overflow: hidden;
            position: relative;
            margin: 1rem auto;
            touch-action: pan-y;
        }
        
        .ds-fl-track-wrapper {
            width: 100%;
            height: 100%;
            overflow: hidden;
        }
        
        .ds-fl-track {
            display: flex;
            height: 100%;
            transition: transform 0.5s cubic-bezier(0.22, 0.61, 0.36, 1);
            will-change: transform;
            align-items: center;
        }
        
        .ds-fl-slide {
            flex: 0 0 12rem;
            width: 6rem;
            height: 4.2rem;
            margin: 0 1rem;
            background: #fff;
            border-radius: 0.4rem;
           background: #F7F8F8 ;
            overflow: hidden;
            transition: all 0.3s ease;
            position: relative;
            cursor: grab;
            display: flex;
            user-select: none;
            transform: translateZ(0); /* 硬件加速 */
        }
        
        .ds-fl-slide.ds-fl-active {
            transform: scale(1.05);
            filter: none;
            z-index: 2;
            height: 4.5rem;
 
        }
        
        .ds-fl-slide:not(.ds-fl-active) {
            filter: blur(0.08rem);
            opacity: 0.85;
        }
        
        .ds-fl-img-wrap {
            margin: 0.45rem 0.35rem;
            height: 3.5rem;
            overflow: hidden;
            flex-shrink: 0;
        }
        
        .ds-fl-img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            display: block;
            backface-visibility: hidden;
            pointer-events: none; /* 提升拖动性能 */
        }
        
        .ds-fl-content {
            flex: 1;
            padding: 0.3rem 0.3rem;
            display: flex;
            flex-direction: column;
           margin-top:0.8rem;
        }
        
        .ds-fl-title {
            font-size: 0.2rem;
            line-height: 0.31rem;
            font-weight: bold;
            margin-bottom: 0.2rem;
            color: #333;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            background:url("https://img.key-iot.com/jiantoutitle.png") no-repeat;
            color: #fff;
            width: 1.9rem;
           padding-left: 0.3rem;
        }
        
        .ds-fl-desc {
            font-size: 0.16rem;
            color: #666;
            line-height: 1.4;
            display: -webkit-box;
            
        }
        
        .ds-fl-nav {
            position: absolute;
            top: 50%;
            width: 100%;
            display: flex;
            justify-content: space-between;
            padding: 0 1rem;
            pointer-events: none;
            transform: translateY(-50%);
            z-index: 5;
        }
        
        .ds-fl-btn {
            pointer-events: auto;
            background: rgba(255, 255, 255, 0.95);
            border: none;
            width: 0.8rem;
            height: 0.8rem;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            box-shadow: 0 0.1rem 0.3rem rgba(0, 0, 0, 0.15);
            transition: all 0.2s;
            font-size: 0.4rem;
            color: #333;
        }
        
        .ds-fl-btn:hover {
            background: #fff;
            transform: scale(1.1);
        }
        
        .ds-fl-dots {
            position: absolute;
            bottom: 0.2rem;
            left: 0;
            right: 0;
            display: flex;
            justify-content: center;
            z-index: 5;
        }
        
        .ds-fl-dot {
            width: 0.6rem;
            height: 0.1rem;
            background: #1db49d6b;
            margin: 0 0.15rem;
            cursor: pointer;
            transition: all 0.3s;
          
        }
        
        .ds-fl-dot.ds-fl-current {
            background: linear-gradient(90deg, #19D47D, #1DB49D);
            width: 0.6rem;
         
        }
        .pro-tab-content h2{
            color: #1DB49D;
        }