.banners-pc {
	height: 750px;
	display: block;
}
.banners-mb {
	display: none;
	clear: both;
	height: 500px;
}
.banners-mb div {
	height: 100%;
}
.banners-mb {
	display: none;
}
.frame{height: 750px;background: no-repeat center center;background-size: cover; width:100%;}
 @media (max-width: 1024px) {
.banners-pc {
	display: none;
}
.banners-mb {
	margin-top: 0px;
	display: block;
	height:240px;
}
}


/* Bodor同款产品板块样式 */
.pro-tab-box {
    padding:70px 0;
    background:#ffffff;
}
.pro-tab-nav {
    display:flex;
    gap:48px;
    margin-bottom:42px;
    border-bottom:1px solid #dddddd;
}
.tab-item {
    font-size:24px;
    padding:12px 0;
    color:#333333;
    cursor:pointer;
    position:relative;
    white-space:nowrap;
}
.tab-item.active {
    color:#00529B;
}
.tab-item.active::after {
    content:"";
    position:absolute;
    left:0;
    bottom:-1px;
    width:100%;
    height:3px;
    background:#00529B;
}
.pro-content-wrap {
    display:flex;
    gap:26px;
}
.pro-left {
   width:32%;
    position:relative;
    border-radius:16px;
    overflow:hidden;
    height:auto; /* 取消固定高度，跟随右侧自动等高 */
    box-shadow:0 8px 25px rgba(0,0,0,0.12);
}
.left-img {
    width: 100%;
    height: 100%;
}
.left-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
/* 底部由深到浅黑色渐变遮罩（核心样式） */
.pro-left::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 70%;
    background: linear-gradient(to top, #000 0%, rgba(0,0,0,0) 100%);
    z-index: 1;
}
/* 文字固定在遮罩上层，靠左靠下 */
.left-text {
    position: absolute;
    left: 32px;
    bottom: 45px;
    z-index: 2;
    color: #ffffff;
}
.left-text h3 {
    font-size: 42px;
    font-weight: bold;
    margin: 0 0 14px;
}
.left-text p {
    font-size: 20px;
    line-height: 1.7;
    opacity: 0.92;
    margin:0 0 26px;
}
.more-link {
    font-size:18px;
    color:#fff;
    text-decoration:none;
}
.more-link:hover{opacity:0.75;}
.pro-right {
    width:66%;
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:26px;
}
.pro-card {
    background:#f7f8fa;
    padding:22px;
    border-radius:16px; /* 和左侧圆角统一 */
    transition:all 0.3s ease;
}
.pro-card:hover {
    transform:translateY(-6px);
    box-shadow:0 7px 16px rgba(0,0,0,0.07);
}
.card-tit {
    font-size:15px;
    color:#666;
    margin-bottom:15px;
}
.card-img img {
    width:100%;
    height:220px;
    object-fit:contain;
}

/* 面板默认隐藏，只显示第一个 */
.pro-panels .pro-panel {
    display:none;
}
.pro-panels .pro-panel:first-child {
    display:block;
}

/* 移动端适配 */
@media(max-width:768px){
    .pro-content-wrap {
        flex-wrap:wrap;
    }
    .pro-left{width:100%;height:380px;}
    .left-text h3{font-size:30px;}
    .left-text p{font-size:16px;}
    .pro-right {
        grid-template-columns:1fr;
    }
    .pro-tab-nav {
        overflow-x:auto;
        padding-bottom:8px;
        gap:22px;
    }
    .tab-item {
        font-size:18px;
    }
    .left-img img {
        height:320px;
    }
}


/* 公司简介 - 全屏背景图 + 文字居中（文字黑色） */
.about-dark-box {
    width: 100%;
    padding: 100px 0;
    position: relative;
    color: #000; /* 文字改成黑色 */
    text-align: center;
    overflow: hidden;
}

/* 全屏背景图 + 暗色遮罩 */
.about-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-repeat: no-repeat;
    background-position: center center;
    background-size: cover;
    background-color: #fff;
    opacity: 0.2; /* 背景更浅，保证黑字清晰 */
    z-index: 1;
}

/* 内容在背景图上方 */
.about-dark-box .container {
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

/* 内容居中 */
.about-center {
    max-width: 900px;
    margin: 0 auto;
}

.about-title {
    font-size: 44px;
    margin-bottom: 40px;
    font-weight: bold; /* 公司简介加粗 */
    color: #000; /* 标题黑色 */
}

/* 数据 4 列 横向居中排列 */
.data-grid {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-bottom: 35px;
    flex-wrap: wrap;
}
.data-item {
    width: 20%;
    min-width: 150px;
}
.data-item .num {
    font-size: 38px;
    margin-bottom: 8px;
    color: #000; /* 数字黑色 */
    font-weight: bold;
}
.data-item p {
    font-size: 14px;
    color: #000; /* 说明文字黑色 */
}

/* 简介 */
.about-desc {
    font-size: 16px;
    line-height: 1.8;
    max-width: 700px;
    margin: 0 auto 40px;
    color: #000; /* 简介黑色 */
}

/* 按钮 */
.about-more {
    display: inline-block;
    padding: 14px 36px;
    background: #c82030;
    color: #fff;
    border-radius: 50px;
    font-size: 15px;
    transition: 0.3s;
}
.about-more:hover {
    background: #a81725;
}

/* 手机端自适应 */
@media (max-width:768px) {
    .about-title { font-size: 28px; }
    .data-grid { gap:20px; }
    .data-item { width: 40%; }
}