html, body {
    height: 100%;
    margin: 0;
    font-family: "MiSans VF", MiSans-Light, system-ui, sans-serif;
    /*"Microsoft YaHei"*/
    background:#fff;
    overflow-x: hidden;
  }
      nav {
            height: 55px;
            background: #1c1c1ce1;
            color: #fff;
            font-size: 14px;
            display: flex;
            align-items: center;
            padding: 0px 2%;
            position: fixed;
            z-index: 1111111;
            width: 100%;
              left: 0;
              top: 0;
        }
        
        nav img {
            height: 30px;
            margin-right: 22%;
        }
        
        nav ul {
            display: flex;
            list-style: none;
            height: 100%;
        }
        
        nav ul li {
            position: relative;
            height: 100%;
            display: flex;
            align-items: center;
            cursor: pointer;
            transition: all 0.3s;
            padding: 0 15px;
            margin: 0px 6%;
            white-space: nowrap;
        }
        nav ul li::after {
            content: "";
            position: absolute;
            bottom: 10px;
            left: 50%;
            width: 0;
            height: 2px;
            background: #fff;
            transform: translateX(-50%);
            transition: width 0.3s ease;
        }
                
        nav ul li:hover {
            /*background: rgba(255, 255, 255, 0.1);*/
        }
        
        nav ul li:hover::after {
            width: 100%; /* 自己可改 */
        }
        
        /* 二级菜单样式 */
    nav ul li ul {
        display: none;
        position: absolute;   /* 改为绝对定位 */
        top: 100%;            /* 紧贴上级菜单下方 */
        left: 0;              /* 左对齐上级菜单文字起点 */
        height: 75px;
        /*width: 20vw;*/
        background: #1c1c1ce1;
        align-items: center;
        justify-content: flex-start; /* 左对齐 */
        padding: 0 60% 0  30%;
        box-sizing: border-box;
        flex-direction: row;   /* 保持横向一行 */
    }
        nav ul li:hover ul {
            display: flex;
        }
        
        nav ul li ul li {
            margin: 0 1%;
            height: 100%;
            display: flex;
            align-items: left;
            position: relative;
            cursor: pointer;
        }
        
        nav ul li ul li::after {
            content: "";
            position: absolute;
            bottom: 8px;
            left: 50%;
            width: 0;
            height: 2px;
            background: #fff;
            transform: translateX(-50%);
            transition: width 0.3s ease;
        }
         nav ul li ul li:hover::after {
            width: 60%;
        }
    nav ul li ul li:hover {
        background: transparent !important; /* 强制透明 */
        color: #ffcc00; /* 文字变色替代背景 */
        transform: translateY(-2px) scale(1.05);
        text-shadow: 0 0 5px rgba(255,204,0,0.5);
    }
   /* ====== 小屏菜单按钮样式 ====== */
.menu-btn {
    display: none;
    font-size: 26px;
    cursor: pointer;
    margin-left: auto;
}
@media (max-width: 760px) {
    .menu-btn { display: block; }
    nav ul.nav-links { display: none; flex-direction: column; }
    nav ul.nav-links.active { display: flex; }

    nav ul li ul { display: none; }
    nav ul li.open ul { display: flex; flex-direction: column; }
}
/* ====== 小于760px时的菜单规则 ====== */
@media (max-width: 760px) {
    nav {
        height: auto;
        flex-wrap: wrap;
        padding: 10px 4%;
    }

    nav img {
        margin-right: auto;
    }

    .menu-btn {
        display: block; /* 显示菜单按钮 */
    }

    nav ul.nav-links {
        display: none;       /* 默认隐藏 */
        flex-direction: column;
        width: 100%;
        padding: 10px 0;
        background: #1c1c1ce1;
    }

    nav ul.nav-links.active {
        display: flex;       /* 点击后展开 */
    }

    nav ul.nav-links li {
        margin: 6px 0;
        padding: 12px 10px;
        width: 100%;
    }

    /* 禁用 hover 弹出二级菜单（小屏需要点击） */
    nav ul li:hover ul {
        display: none;
    }

    /* 小屏二级菜单改为“点击显示”，放在一级菜单下方 */
    nav ul li ul {
        position: static;
        width: 100%;
        height: auto;
        background: #333;
        display: none;
        flex-direction: column;
        padding: 0;
    }

    nav ul li.open ul {
        display: flex; /* 点击时展开 */
    }

    nav ul li ul li {
        padding: 10px 20px;
        margin: 0;
        height: auto;
    }
}     
        
@font-face {
    font-family: "MiSans";
    src: url("MiSans.ttf") format("truetype"),
         url("Misans TC VF.ttf") format("truetype");
         url("MiSans-Light.ttf") format("truetype");

    font-style: normal;
    font-display: swap;
}
  /* 幻灯片容器 */
.slider {
    width: 80%;
    height: 80vh;
    position: relative;
    margin: 4% auto 0 auto;   /* 让它水平居中 */
    overflow: hidden; /* 防止子元素溢出 */
}
  .slide {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transform: scale(1.05);
    transition: opacity 0.8s ease, transform 0.8s ease;
  }

  .slide.active {
    opacity: 1;
    transform: scale(1);
  }

  /* 底部文本区 */
  .bottom {
    position: absolute;
    bottom: 15%;
    left: 50%;
    right: 0;
    text-align: center;
    color: #fff;
    transform: translateX(-50%);
     background: rgba(0, 0, 0, 0.6);
     padding: 0 10px 10px 10px;
     width: 75%;
     border-radius: 10px;
  }

  /* 标题导航 */
  .titles {
    display: flex;
    justify-content: center;
    gap: 35px;
    /* margin-bottom: -8px; */
    position: relative;
    bottom: -9px;
  }

  .title {
    font-size: max(.109rem, 18px);
    font-weight: 500;
    width: 240px;
    white-space: nowrap;
    text-overflow: ellipsis;
    cursor: pointer;
    padding: 15px 0px;
    position: relative;
    color: #fff;
  }

  .title:hover {
    color: #ddd;
  }

  /* 选中标题下方的 2px 白色横线 */
  /*.title.active::after {*/
  /*  content: "";*/
  /*  position: absolute;*/
  /*  left: 50%;*/
    /*transform: translateX(-50%);*/
  /*  bottom: -6px;*/
  /*  width: 60%;*/
  /*  height: 2px;*/
  /*  background: #fff;*/
  /*  border-radius: 2px;*/
    
  /*}*/
  
.title.active::before {
    content: "";
    position: absolute;
    left: 50%;                   /* 让线的“起点”到容器中心 */
    transform: translateX(-50%); /* 让线以中心为基准居中 */
    bottom: 0;
    width: 100%;                 /* 根据你的容器宽度自动匹配 */
    height: 2px;
    background: #fff;
    border-radius: 2px;
}

  /* 标题与摘要之间的 1px 白线 */
  .sep-line {
    /*width: 790px;*/
    height: 1px;
    background: #fff;
    margin: 8px auto 12px;
    opacity: 0.8;
  }

  /* 摘要文本 */
  .summary {
    font-size: 14px;
    max-width: 80%;
    margin: 0 auto;
    line-height: 1.6;
    opacity: 0;
    transform: translateY(8px);
    transition: opacity 0.5s ease, transform 0.5s ease;
  }

  .summary.show {
    opacity: 1;
    transform: translateY(0);
  }
.news-row {
    width: 85%;
    margin: 70px auto 0 auto;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 10px;
    padding: 47px 20px 0 20px;
    border-radius: 8px;
    text-align: center;

    opacity: 0;
    transform: translateY(30px);
}

.news-row.animate{
    animation: fadeUp 0.6s forwards;
    animation-delay: 0.2s;
}

@keyframes fadeUp {
    0% {
        opacity: 0;
        transform: translateY(30px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}
.news-title {
    font-size: max(.25rem, 35px);
    font-weight: 100;
    white-space: normal;  /* 换行显示标题 */
}

.news-summary {
    font-size: 16px;
    color: #6d6d6d;
    font-weight: 250;
    flex: unset;          /* 不占满剩余空间 */
    text-align: center;   /* 居中显示摘要 */
}

.font32{ font-size: 48px;font-weight: 100;}
.font14{ font-size: 24px;font-weight: 100;line-height:38px;}
.lineheight{line-height:50px;}
.font32, .font14 {
    opacity: 0;
    transform: translateY(30px);
}
.font32.animate, .font14.animate, .news-row.animate, .font-group.animate {
    opacity: 1;
    transform: translateY(0);
}

.font32, .font14, .news-row, .font-group {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity .8s ease, transform .8s ease;
}
.tabs{
    display:flex;
    margin: 3% 8%;
    gap:30px;
    font-size:18px;
    cursor:pointer;
    margin-bottom:20px;
    border-bottom:1px solid #f1f1f1;;

}
.tab{
    padding-bottom:10px;
    position:relative;
}
.tab.active{
    color:#4e4e4e;
}
.tab.active::after{
    content:"";
    position:absolute;
    bottom:0;
    left:0;
    right:0;
    height:3px;
    background:#4e4e4e;
    border-radius:2px;
}

/* 内容布局 */
.content-wrapper{
    display:flex;
     padding: 0 8% 5% 8%;;
    gap:30px;
    margin-top:20px;
}

/* 左侧内容 */
.left-box{
    width:24%;
}
.left-box img{
    width:100%;
    height:385px;
    object-fit:cover;
    border-radius:10px;
}
.title{
    font-size:20px;
    margin:10px 0 0px;
}
.desc{
    color:#666;
    line-height:1.5;
}

/* 右侧滚动LOGO */
.right-box{
    width:76%;
    overflow:hidden;
    height:475px; /* 5行 */
    position:relative;
}
.scroll-row{
    display:flex;
    gap:25px;
    position:absolute;
    top:0;
    left:0;
    white-space:nowrap;
}
.scroll-row:nth-child(1){ top:0; }
.scroll-row:nth-child(2){ top:95px; }
.scroll-row:nth-child(3){ top:190px; }
.scroll-row:nth-child(4){ top:285px; }
.scroll-row:nth-child(5){ top:380px; }

.logo-item{
    width:200px;
    height:85px;
    border-radius:15px;
    flex-shrink:0;
    /*opacity:0;*/
    transition: opacity 0.5s;
    border: 1px solid #ccc;
}
.logo-item img{
    width:100%;
    height:100%;
    object-fit:cover;
    border-radius:15px;
}

.factlist, .factlistinfo {
    width: 100%;
    max-width: 1280px;
    margin: 50px auto;
    padding: 0 20px;
}
.cut{
    width: 100%;
    border: 1px solid #a7a7a7;
    opacity: .5;
    margin: 25px 0;
    
}

.infodetail p{font-size:16px;line-height:30px}
.infodetail img{width: 100%;margin: 2% auto;}

.detail-title{font-size: 38px;line-height: 45px;
    color: #000;margin:4% 0 2% 0;}
.detail-title2{font-size: 18px;
    color: #000;margin:10px 0;}
.detail-content{font-size: 16px;
    color: #000;margin-bottom:2%;}
    
.detail-unit{font-size: 16px;
    color: #919191;margin-bottom:10px;}
.infodetail{
    color: #000;
    line-height: 25px;
    
}
/* 分类栏 */
.category-bar {
    text-align: center;
    margin-bottom: 90px;
    font-size: 16px;
    color: #000;
}
.category-bar .cat {
    cursor: pointer;
    padding: 0 14px;
}
.category-bar .active {
    color: #000;
    font-weight: bold;
}

.category-bar2{
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translateX(-50%);
    z-index: 50;

    display: flex;
    gap: 80px;
    align-items: center;
    justify-content: center;

    width: max-content;
}

.category-bar2 .cat{
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;

    width: 120px;
    height: 120px;

    cursor: pointer;

    border-radius: 12px;

    transition: all .3s ease;

    color: #fff;

    position: relative;
}

/* icon */
.category-bar2 .cat img{
    width: 80px;
    height: 50px;
    object-fit: contain;

    margin-bottom: 8px;

    pointer-events: none;
}

/* 文字 */
.category-bar2 .cat span{
    font-size: 15px;
    letter-spacing: 1px;

    pointer-events: none;
}

/* hover */
.category-bar2 .cat:hover{
    background: rgba(0,0,0,.35);
    backdrop-filter: blur(6px);
}

/* 当前选中 */
.category-bar2 .cat.active{
    background: rgba(0,0,0,.45);
    backdrop-filter: blur(8px);

    border: 1px solid rgba(255,255,255,.15);

    box-shadow:
        0 4px 20px rgba(0,0,0,.2),
        inset 0 1px 0 rgba(255,255,255,.08);
}

/* 搜索 */
.search-box {
    text-align: center;
    margin-bottom: 25px;
}
.search-box input {
    width: 60%;
    max-width: 400px;
    padding: 10px 15px;
    font-size: 14px;
    border-radius: 6px;
    border: 1px solid #ddd;
    outline: none;
}

/* 瀑布流布局 */
.waterfall {
    column-count: 3;
    column-gap: 20px;
}
@media(max-width:900px){
    .waterfall { column-count: 2; }
}
@media(max-width:600px){
    .waterfall { column-count: 1; }
}

.item {
    width: 100%;
    break-inside: avoid;
    margin-bottom: 20px;
    position: relative;
    cursor: pointer;
}
.item img {
    width: 390px;
    max-width: 100%;
    height: auto;
    display: block;
    border-radius: 0px;
}

/* 左下角文字 */
.info {
    position: absolute;
    left: 20px;
    bottom: 20px;
    color: #fff;
}
.info .t1 {
    font-size: 18px;
    font-weight: bold;
}
.info .t2 {
    font-size: 14px;
    opacity: .9;
}
.info .time {
    /*position: absolute;*/
    position: relative;
    right: -120px;
    bottom: 0;
    font-size: 12px;
    white-space: nowrap;
    opacity: .9;
}

/* hover 遮罩 + 第三行文字 */
.hover-layer {
    position: absolute;
    left: 0; top: 0;
    width: 100%; height: 100%;
    background: rgba(0,0,0,.4);
    opacity: 0;
    transition: .3s;
    border-radius: 4px;
    display: flex;
    align-items: flex-end;
    padding: 20px;
}
.hover-layer .t3 {
    color: #fff;
    font-size: 14px;
    line-height: 20px;
    transform: translateY(20px);
    opacity: 0;
    transition: .3s;
}

/* hover 效果 */
.item:hover .hover-layer {
    opacity: 1;
}
.item:hover .hover-layer .t3 {
    opacity: 1;
    transform: translateY(0);
}

.row-4 { padding: 0 18% 8% 18%; display:flex; flex-wrap:wrap; justify-content:space-between; }
.row-4 .title { font-size: 24px; font-weight: bold; }
.row-4 .desc { font-size: 14px; margin-bottom: 20px; }
.row-4 .img-box { width:48%;margin-bottom:2%; position:relative; margin-left:1%; margin-right:1%; }
.row-4 .img-box img { width:100%; height:400px; display: block;}
.row-4 .img-box .img-title { position:absolute; left:50%; top:19%; transform:translate(-50%, -50%); color:#fff; font-size:24px; font-weight:bold; text-align:center; }

.f-banner-m { width:100%; position:relative; }
.f-banner-m img { width:100%; display:block; }
.f-banner-m .text { position:absolute; top:26%; left:50%; transform:translate(-50%, -50%); color:#fff; font-size:26px; text-align:center; line-height:1.6; white-space:pre-line; }

.side-banner { padding:40px 0px; font-size:28px; font-weight:bold; }

.black-banner { 
    background:#3b3b3b; 
    color:#fff; 
    padding:40px 20px; 
    text-align:center; 
}

.black-banner .title,
.black-banner .desc {
    width:70%;          /* 与 .media 宽度一致 */
    margin:0 auto;      /* 居中 */
    text-align:center;  /* 多行居中 */
}

.black-banner .title {
    font-size:28px;
    margin-bottom:15px;
        font-family: "MiSans VF", MiSans-Light, system-ui, sans-serif;
}

.black-banner .desc {
    font-size:14px;
    margin-bottom:20px;
    line-height:1.6;
}

.black-banner .media { 
    width:70%; 
    margin:0 auto; 
}

.black-banner img,
.black-banner video {
    width:100%;
    height:60vh;
}

.white-banner { background:#fff; color:#000; padding:40px 20px; text-align:center;margin-bottom:5%; }
.white-banner .title { font-size:28px; font-weight:bold; }
.white-banner .desc { font-size:14px; margin-bottom:20px; }
.white-banner .media { width:70%; margin:0 auto; }
.white-banner img, .white-banner video { width:100%; }

.side-banner2 { padding:40px 20px; font-size:28px; font-weight:bold; }

.bottom-banner { width:100%; height:350px; position:relative;background:#000}
.bottom-banner img.bg { width:100%; height:460px; object-fit:cover; position:absolute; left:0; top:0; }
.bottom-banner .content { position:absolute;  width:90%; display:flex; color:#000;transform: translate(25%, 50%); }
.bottom-banner .left { width:50%; }
.bottom-banner .left .title { font-size:26px; font-weight:bold; margin-bottom:10px; }
.bottom-banner .left .line { font-size:14px; color:#fff; }
.bottom-banner .right { width:50%; display:flex;  align-items:center; }
.bottom-banner .qr-box { margin-bottom:20px;margin-right:20px;  text-align:center; }
.bottom-banner .qr-box img { width:120px; height:120px; }
.bottom-banner .qr-box .txt1, .bottom-banner .qr-box .txt2 { color:#fff; font-size:12px;margin-bottom:5px;margin-top:5px; }

/*工厂页样式*/
/* 顶部分类 */
.cw-tabs {
    display: flex;
    border-bottom: 1px solid #ccc;
    margin: 0 20%;
    margin-bottom: 60px;
}
.cw-tab {
    flex: 1;
    text-align: center;
    padding: 15px 0;
    cursor: pointer;
    position: relative;
    font-size: 16px;
}
.cw-tab.cw-active::after {
    content:"";
    position:absolute;
    bottom:0;
    left:0;
    right:0;
    height:2px;
    background:#000;
}

/* 轮播区域 */
.cw-carousel-box {
    position: relative;
    width: 100%;
    overflow: hidden;
    margin-bottom: 50px;
}
.cw-carousel-track {
    display:flex;
    justify-content:center;
    align-items:center;
    gap: 20px;
    transform: translateX(0);
    transition: transform 0.5s ease;
}
.cw-side-item, .cw-main-item {
    height: 670px;
    border-radius: 10px;
    background-size: cover;
    background-position: center;
    overflow: hidden;
}
.cw-side-item::after {
    content:'';
    position:absolute;
    top:0; left:0; right:0; bottom:0;
    background: hsla(0,0%,100%,0.8);
    pointer-events: none;
    border-radius: 10px;
}
.cw-side-item {
    position: relative;
    flex: 0 0 15%;
    flex-shrink: 0;
}
.cw-main-item {
    flex: 0 0 70%;
    position: relative;
    background:#fff;
    flex-shrink: 0;
}

/* 文字信息 */
.cw-info {
    position: absolute;
    bottom: 35px;
    left: 35px;
    color: #fff;
}
.cw-info h3 { margin:0 0 5px 0; color: #fff; }
.cw-info p { margin:0 0 10px 0; color: #fff; }
.cw-info button {
    padding:8px 15px;
    border-radius: 8px;
    color:#fff;
    cursor:pointer;
    background: none;
    border:1px solid #fff;
    font-size:16px;
}

/* 左右按钮 */
.cw-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 40px;
    height: 40px;
    background:#000;
    color:#fff;
    border:none;
    border-radius:50%;
    cursor:pointer;
    font-size: 20px;
    display:flex;
    align-items:center;
    justify-content:center;
    z-index:10;
}
.cw-btn.cw-left { left:10px; }
.cw-btn.cw-right { right:10px; }

.custom-wrap{
    width:80%;
    min-width:960px;
    display:flex;
    gap:var(--custom-gap);
    background:transparent;
}

.custom-left, .custom-right{
    background:var(--custom-card-bg);
    box-shadow:none;
    padding:16px;
    box-sizing:border-box;
}

.custom-left{
    width:var(--custom-left-w);
    display:flex;
    flex-direction:column;
}

.custom-right{
    width:var(--custom-right-w);
    position:relative;
    overflow:hidden;
    min-height:600px;
    display:flex;
    align-items:center;
    justify-content:center;
}

.custom-heading{
    margin:0 0 50px 0;
    font-size: max(.188rem, 28px);
    font-weight: 100;
    color: #6d6d6d;
}

/* 单条新闻项 */
.custom-news-item{
    cursor: pointer;
    padding: 0px 0px 0px 40px;
    position: relative;
    background: none !important;
    border: none !important;
    border-left: 2px solid #9d9d9d !important;
    outline: none !important;
    box-shadow: none !important;
    transition: none !important;
}

.custom-news-item.open .custom-marker{
    background:#1677ff;
}

.custom-title{
    font-weight:500;
    font-size: max(.094rem, 18px);
    line-height:1.3;
    color:#939393;
    text-align:left;
    display:flex;
    justify-content:space-between;
    align-items:flex-start;
    gap:8px;
}

.custom-time{
    font-size:12px;
    color:#73809a;
    flex:0 0 auto;
}

.custom-summary{
    margin-top:12px;
    font-weight: 100;
    color:#939393;
    line-height:1.85;
    font-size:14px;
    text-align:left;
    max-height:0;
    opacity:0;
    transform:translateY(8px);
    transition: max-height 360ms ease, opacity 300ms ease 40ms, transform 300ms ease;
}

.custom-news-item.open .custom-summary{
    max-height:6.4em;
    opacity:1;
    transform:translateY(0);
}

.custom-news-item .custom-marker{
    position:absolute;
    left:-2px;
    top:0px;
    width:2px;
    height:60px;
    background:transparent;
    transition:background 220ms ease, transform 200ms ease;
}

.custom-news-item.open .custom-marker{
    background:var(--custom-accent);
}

/* 右侧图片区 */
.custom-img-stack{
    position:absolute;
    inset:0;
    display:block;
    overflow:hidden;
}

.custom-img-stack img{
    position:absolute;
    inset:0;
    width:100%;
    height:100%;
    object-fit:cover;
    opacity:0;
    transform:translateX(12px) scale(1.02);
    transition: opacity 420ms ease, transform 420ms ease, filter 420ms ease;
    will-change: opacity, transform;
}

.custom-img-stack img.active{
    opacity:1;
    transform:translateX(0) scale(1);
    filter: none;
}

.custom-left .custom-news-item:nth-child(2) {
        padding: 0px 0px 80px 40px;
    }
.custom-left .custom-news-item:nth-child(3) {
        padding: 0px 0px 60px 40px;
    }
.custom-left .custom-news-item:nth-child(4) {
        padding: 0px 0px 0px 40px;
    }
    
    
/* 可选淡色遮罩文本区 */
.custom-caption{
    position:absolute;
    left:18px;
    bottom:18px;
    background:rgba(6,12,28,0.45);
    color:#fff;
    padding:10px 14px;
    border-radius:8px;
    font-size:13px;
    backdrop-filter: blur(6px);
}

/* 标题颜色控制 */
.custom-news-item.open .custom-title span{
    color:#000 !important;
}

.custom-news-item .custom-title span{
    color:#939393;
}

/* 响应式 */
@media (max-width:760px){
    .custom-wrap{ flex-direction:column; }
    .custom-left,.custom-right{ width:100%; }
    .custom-right{ min-height:220px; }
    .custom-left{ order:2; }
    .custom-right{ order:1; }
}
.layout {
    display: flex;
    gap: 10px;
}






/*.pickup-grid {*/
/*    padding: 10px;*/
/*}*/

/*.pickup-row {*/
/*    display: flex;*/
/*    justify-content: space-between;*/
/*    margin-bottom: 15px;*/
/*}*/

/*.pickup-item {*/
/*    text-align: center;*/
/*}*/

/* 第一排4个 */
/*.pickup-row:nth-child(1) .pickup-item {*/
/*    width: 24%;*/
/*}*/

/* 第二排3个 */
/*.pickup-row:nth-child(2) .pickup-item {*/
/*    width: 32%;*/
/*}*/

/* 🔴 关键：图片容器变大 */
/*.pickup-item img {*/
/*    width: 100%;*/
    /*height: 120px;  */
/*    border: 1px solid #ccc;*/
/*    border-radius: 10px;*/
    /*object-fit: cover;  */
/*}*/

/*.pickup-item p {*/
/*    margin-top: 8px;*/
/*    font-size: 14px;*/
/*}*/















/* 通用图片盒子 */
.img-box {
    position: relative;
    overflow: hidden;
    background: #e8e8e8;
}

/* 鼠标经过放大内部图片，不改变框尺寸 */
.img-box img {
    width: 100%;
    object-fit: cover;
    transition: transform .35s ease;
}
.img-box:hover img {
    transform: scale(1.1);
}

/* 宽高比控制 */
.ratio-068 {
    aspect-ratio: 1 / 0.68;  /* 左图宽高比 0.68 */
    width: 35%;             /* 自己可调 */
}

.right-area {
    width: 65%;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.ratio-26 {
    aspect-ratio: 2.6 / 1;  /* 右上图宽高比 2.6 */
}

.right-bottom {
    display: flex;
    gap: 10px;
}

.ratio-12 {
    aspect-ratio: 1.2 / 1;  /* 右下两图宽高比 1.2 */
    flex: 1;
}
.top-xxl-55 {
   position: absolute;
   top: 2rem;
   left: 1rem;
   z-index: 1111;
   padding: 9px;
    background: #00000069;
    border-radius: 5px;
}
.top-xxl-55 p{
    
    font-size: 14px;
    color:#fff;
    font-weight: bold;
}

.top-xxl-55 span{
    
    font-size: 14px;
    color:#fff;
}

.slider7-container {
    position: relative;
    width: 100%;
    height: 100vh;
    overflow: hidden;
}

/* 图片叠放 */
.slider7-wrapper {
    width: 100%;
    height: 100%;
    position: relative;
}

.slide7-item {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease-in-out;
}

.slide7-item.active7 {
    opacity: 1;
    z-index: 1; 
}

/* 图片铺满，不裁剪重要部分 */
.slide7-img7 {
    width: 100%;
    height: 100%;
    object-fit: cover;    /* 页面拟合，不留黑边 */
}

/* 左右按钮（确保在图片上层） */
.slider7-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    line-height: 50px;
    text-align: center;
    background: rgba(0,0,0,0.4);
    border-radius: 50%;
    color: #fff;
    font-size: 26px;
    cursor: pointer;
    user-select: none;
    z-index: 9999;   /* ✨强制在最上层 */
}
.slider7-arrow:hover {
    background: rgba(0,0,0,0.7);
}
.slider7-prev { left: 30px; }
.slider7-next { right: 30px; }

/* 小圆点（恢复） */
.slider7-dots {
    position: absolute;
    bottom: 30px;
    width: 100%;
    text-align: center;
    z-index: 9999;   /* ✨防止被图片盖住 */
}

.slider7-dot {
    display: inline-block;
    width: 12px;
    height: 12px;
    margin: 0 5px;
    background: #000;
    border-radius: 50%;
    opacity: 0.3;
    cursor: pointer;
}
.slider7-dot.slider7-active {
    opacity: 1;
}
.tran-left{
    
    
}


/* 最外层容器 */
.section9-container {
    position: relative;
    width: 100vw;
    height: 100vh;
    overflow: hidden;
}

/* 背景大图 */
.section9-bg {
    position: absolute;
    width: 100%;
    height: 100%;
    object-fit: cover;
    top: 0;
    left: 0;
}

/* 黑色遮罩层 */
.section9-mask {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    /*background: rgba(0,0,0,0.75);*/
    z-index: 10;
}

/* 文本标题 */
.section9-title {
    position: absolute;
    top: 12%;
    left: 0;
    right: 0;
    text-align: center;
    color: white;
    z-index: 20;
}

/* 3张图片容器：水平居中+垂直居中 */
.section9-images {
    position: absolute;
    top: 50%;
    left: 45%;
    transform: translate(-50%, -50%);
    display: flex;
    gap: 40px;
    z-index: 30;
}

/* 小图尺寸随你调，300 / 400 / 500 都可以 */
.section9-img-item {
    width: 380px;    /* 可随意调 */
    height:440px;   /* 可随意调 */
    object-fit: cover;
    opacity: 0;
    transform: translateY(40px);
}

/* 滚动触发动画类 */
.section9-img-item.show {
    animation: section9FadeUp 1s ease forwards;
}

/* 延迟控制 */
.section9-img-item:nth-child(1).show { animation-delay: 0.2s; }
.section9-img-item:nth-child(2).show { animation-delay: 0.5s; }
.section9-img-item:nth-child(3).show { animation-delay: 0.8s; }

/* 动画 */
@keyframes section9FadeUp {
    0% {
        opacity: 0;
        transform: translateY(40px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 整个模块通屏 */
.gallery-full {
    width: 100vw;
    margin: 0;
    padding: 10% 0 5% 0;
    font-family: sans-serif;
}

/* 顶部标题 + 按钮 */
.gallery-top {
    width: 100vw;
    padding: 0 40px;
    box-sizing: border-box;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
}
.gallery-title {
    font-size: 32px;
    font-weight: 400;
}
.gallery-btns {
    display: flex;
    gap: 15px;
}
.gallery-btns button {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    border: none;
    background: #717171;
    color: #fff;
    cursor: pointer;
    font-size: 14px;
}

/* 两组图片，可切换 */
.gallery-group {
    display: none;
    width: 100vw;
}
.gallery-group.active {
    display: block;
}

/* 通屏 grid 修改，列宽根据比例 */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr); /* 4 个单位格 */
    gap: 0; /* 无空白 */
    width: 100vw;
    grid-auto-flow: dense; /* 自动填充 */
}

/* 单张图片容器 —— 高度固定 */
.pic-box {
    height: 680px; /* 每行固定高度 */
    overflow: hidden;
    position: relative;
    margin: 1px;
}

/* 图片处理 */
.pic-box img {
    width: 100%;
    height: 100%;
    object-fit: cover; /* 保持比例 + 裁切 */
}

/* 根据比例占据列数 */
/* ratio-1 占 1 个单位格，ratio-19 占 2 个单位格 */
.ratio-1 { grid-column: span 1; }
.ratio-19 { grid-column: span 2; }

.modal {
    display: none; /* 默认隐藏 */
    position: fixed;
    z-index: 1000;
    left: 0; top: 0;
    width: 100%; height: 100%;
    background: rgba(0,0,0,0.7);
    justify-content: center;
    align-items: center;
}
.modal-content {
    width: 80%;
    height: 80%;
    background: #fff;
    position: relative;
    border-radius: 8px;
    overflow: hidden;
}
.modal-content .close {
    position: absolute;
    top: 10px;
    right: 15px;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
}
.brand-img {
    cursor: pointer;
    margin: 0 10px 10px 10px;
    max-width: 200px;
    transition: transform 0.2s;
}
.brand-img:hover {
    transform: scale(1.05);
}
/* 遮罩层 */
#measureDrawer {
    position: fixed;
    top: 0;
    right: 0;
    width: 100%;
    height: 100%;
    /*background: rgba(0,0,0,0.9);*/
    z-index: 9999;
    padding: 20px;
    display: flex;
    justify-content: flex-end;

    opacity: 0;
    transition: opacity 0.3s;
    display: none; /* 默认隐藏 */
}

/* 内部侧边抽屉 */
#drawerPanel {
    width: 85%;
    max-width: 530px;
    height: 100%;
    background: #fff;
    box-shadow: 0 0 20px rgba(0,0,0,0.3);
    padding: 30px;
    overflow-y: auto;
    margin-top: 35px;
    transform: translateX(100%);
    transition: transform 0.3s;
}

/* 输入框 */
.drawer-input {
    width: 100%;
    height: 65px;
    border: 1px solid #ccc;
    border-radius: 6px;
    padding: 0 10px;
    margin-bottom: 40px;
    box-sizing: border-box;
}

/* 按钮 */
.drawer-btn {
    width: 100%;
    height: 45px;
    background: #ff0002;
    color: #fff;
    border: none;
    border-radius: 6px;
    cursor: pointer;
}

.drawer-btn:hover {
    background: #ff0002;
}
.drawer-input {
    width: 100%;
    border: none;
    border-bottom: 1px solid #ddd;
    outline: none;
    padding: 10px 4px;
    font-size: 16px;
    margin-bottom: 35px;
    background: transparent;
}

.drawer-input:focus {
    border-bottom: 1px solid #333;
}

/* ===============================
   模块4：科技快讯（作用域隔离）
================================ */

.tech-news-scope {
  width: 100%;
  background: #0f0f0f;
  padding: 80px 0;
  color: #fff;
}

.tech-news-scope .news-row {
  max-width: 1200px;
  margin: 0 auto 48px;
}

.tech-news-scope .news-title {
  font-size: 14px;
  letter-spacing: 2px;
  color: #999;
}

.tech-news-scope .news-summary {
  font-size: 28px;
  margin-top: 12px;
  font-weight: 600;
}

/* 主体布局 */
.tech-news-scope .custom-wrap {
  display: flex;
  max-width: 1200px;
  margin: 0 auto;
  gap: 48px;
}

/* 左侧 */
.tech-news-scope .custom-left {
  width: 40%;
}

.tech-news-scope .custom-news-item {
  padding: 20px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  cursor: pointer;
}

.tech-news-scope .custom-news-item.open {
  background: rgba(255,255,255,0.05);
}

.tech-news-scope .custom-title span {
  font-size: 18px;
  font-weight: 500;
}

/* 描述展开动画 */
.tech-news-scope .custom-summary {
  margin-top: 12px;
  font-size: 14px;
  color: #bbb;
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: all .3s ease;
}

.tech-news-scope .custom-news-item.open .custom-summary {
  max-height: 200px;
  opacity: 1;
}

/* 右侧 */
.tech-news-scope .custom-right {
  width: 60%;
  position: relative;
}

.tech-news-scope .custom-img-stack {
  position: relative;
  width: 100%;
  height: 360px;
}

.tech-news-scope .custom-img-stack img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity .4s ease;
}

.tech-news-scope .custom-img-stack img.active {
  opacity: 1;
}

.tech-news-scope .custom-caption {
  margin-top: 16px;
  font-size: 16px;
  color: #ddd;
}
.carousel-wrapper {
    position: relative;
    left:2%;
    width: 98%;
    /*max-width: 1200px;*/
    margin: 40px auto;
    overflow: hidden;
}

.carousel {
    display: flex;
    gap: 20px;
    overflow-x: auto;
    scroll-behavior: smooth;
    padding: 10px 40px;
}

/* 隐藏滚动条 */
.carousel::-webkit-scrollbar {
    display: none;
}

.card {
    flex: 0 0 435px;
    background: #fff;
    border-radius: 8px;
    /*box-shadow: 0 4px 10px rgba(0,0,0,0.1);*/
    padding: 10px;
    text-align: left;
}

.card img {
    width: 100%;
    border-radius: 6px;
}

.card h3 {
    font-size: 26px;
    margin: 10px 0 6px;
}

.card .desc {
    font-size: 18px;
    color: #666;
    margin-bottom: 8px;
}

.card a {
    font-size: 16px;
    color: #999;
    text-decoration: none;
}

/* 左右按钮 */
.nav-btn {
    position: absolute;
    top: 40%;
    transform: translateY(-50%);
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: none;
    background: rgba(0,0,0,0.6);
    color: #fff;
    font-size: 22px;
    cursor: pointer;
    display: none;
    z-index: 10;
}

.nav-btn.left {
    left: 0;
}

.nav-btn.right {
    right: 1%;
}
.float-bar {
    position: fixed;
    right: 2%;
    top: 40%;
    z-index: 999;
}

/* 公共按钮样式 */
.float-item {
    position: relative;
    width: 80px;
    height: 80px;
    border: 1px solid #191f23;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    border-radius: 10px;
}

.float-item + .float-item {
    margin-top: 5px;
}

/* 背景色 */
.qr-item {
    background: #191f23;
}

.phone-item {
    background: #191f23;
}

/* 图标 */
.float-item .icon {
    width: 26px;
    height: 26px;
}

/* 弹出层（默认隐藏） */
.popup {
    position: absolute;
    right: 80px;
    top: 0;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: all 0.25s ease;
    border: 1px solid #191f23;
    border-radius: 10px;
}

/* hover 显示 */
.float-item:hover .popup {
    opacity: 1;
    pointer-events: auto;
}

/* 二维码弹出 */
.qr-popup {
    width: 173px;
    background: #191f23;
    color: #fff;
}

.qr-popup img {
    width: 70px;
    height: 70px;
}

/* 电话弹出 */
.phone-popup {
    padding: 0 24px;
    background: #191f23;
    color: #fff;
    font-size: 20px;
    font-family: "DIN Alternate", "DIN", Arial, sans-serif;
}
#bgVideo {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;   /* 像背景图一样铺满 */
  z-index: 0;
}