body { margin:0; font-family: Arial, sans-serif; overflow-x:hidden; }
*, *::before, *::after { box-sizing: border-box; }
img { max-width:100%; }
header { display:flex; justify-content: space-between; padding: 10px 50px; background:#fff; box-shadow:0 2px 5px rgba(0,0,0,0.1); }
header .logo { font-size:24px; font-weight:bold; color:#0a4b8f; }
header nav ul { list-style:none; display:flex; gap:20px; margin:0; padding:0; }
header nav ul li { cursor:pointer; }
header nav ul li.active { color:#0a4b8f; border-bottom:2px solid #0a4b8f; }
.banner { position:relative; }
.banner img { width:100%; height:500px; object-fit:cover; }
.banner-text { position:absolute; top:50%; left:50%; transform:translate(-50%,-50%); color:#fff; text-align:center; }
.banner-text h1 { font-size:48px; margin:0; }
.banner-text p { font-size:20px; }
.company, .products, .about { padding:50px; text-align:center; }
/* 产品中心 */
.products{
    padding:80px 40px;
    background:#f8f8f8;
}

.products h2{
    text-align:center;
    font-size:42px;
    margin-bottom:60px;
    color:#0a4b8f;
}

/* 产品网格 */
.product-list{

    display:grid;

    grid-template-columns:
    repeat(4,1fr);

    gap:30px;

    max-width:1400px;

    margin:auto;
}

/* 产品卡片 */
.product{

    background:#fff;

    border-radius:10px;

    overflow:hidden;

    box-shadow:
            0 3px 10px rgba(0,0,0,.1);

    transition:.3s;

    cursor:pointer;
}

.product:hover{

    transform:translateY(-10px);

    box-shadow:
            0 15px 30px rgba(0,0,0,.2);
}

.product img{

    width:100%;

    height:220px;

    object-fit:cover;
}

.product p{

    padding:15px;

    font-size:18px;

    font-weight:600;

    line-height:1.6;

    color:#333;
}

/* 平板 */
@media(max-width:1200px){

    .product-list{

        grid-template-columns:
repeat(3,1fr);

    }

}

/* 手机 */
@media(max-width:768px){

    .product-list{

        grid-template-columns:
repeat(2,1fr);

    }

    .products h2{

        font-size:30px;

    }

}

@media(max-width:480px){

    .product-list{

        grid-template-columns:
1fr;

    }

}
.more-btn{
    display:inline-block;
    background:#55c33c;
    color:white;
    padding:10px 25px;
    text-decoration:none;
    border-radius:4px;
}

.company-detail{
    padding:80px 120px;
    text-align:center;
}

.company-detail img{
    width:80%;
    max-width:1000px;
    margin:30px auto;
    display:block;
}

.company-detail p{
    font-size:18px;
    line-height:2;
    text-align:left;
}
/* 导航栏下拉菜单 */
header nav ul li.dropdown {
    position: relative;
    cursor: pointer;
}

header nav ul li.dropdown .dropdown-menu {
    display: none;
    position: absolute;
    top: 100%; /* 下拉在父元素正下方 */
    left: 0;
    background-color: #fff;
    box-shadow: 0 2px 6px rgba(0,0,0,0.2);
    list-style: none;
    padding: 10px 0;
    min-width: 200px;
    z-index: 1000;
}

header nav ul li.dropdown .dropdown-menu li {
    padding: 8px 20px;
    white-space: nowrap;
    color: #333;
}

header nav ul li.dropdown .dropdown-menu li:hover {
    background-color: #f0f0f0;
}

/* 鼠标悬停显示下拉 */
header nav ul li.dropdown:hover .dropdown-menu {
    display: block;
}

/* 产品详情页 */
.product-detail{
    padding:80px 120px;
    text-align:center;
    background:#fff;
}

.product-detail h1{

    color:#005bac;

    font-size:42px;

    text-align:center;

    position:relative;

    padding-bottom:20px;
}

.product-detail h1::after{

    content:"";

    width:80px;

    height:4px;

    background:#f8c400;

    position:absolute;

    bottom:0;

    left:50%;

    transform:translateX(-50%);
}

.product-detail img{
    width:80%;
    max-width:1000px;
    display:block;
    margin:0 auto 40px;
    border-radius:8px;
}

.detail-content{
    max-width:1000px;
    margin:0 auto;
    text-align:left;
    font-size:18px;
    line-height:2;
}

.detail-content h2{
    color:#0a4b8f;
    margin-top:30px;
}

.product a{
    text-decoration:none;
    color:inherit;
    display:block;
}

@media(max-width:768px){
    .product-detail{
        padding:40px 20px;
    }

    .product-detail img{
        width:100%;
    }
}
/* 产品详情页列表优化 */
.product-detail ul {
    list-style: none;           /* 去掉黑点 */
    padding-left: 0;            /* 去掉默认缩进 */
    margin: 20px 0;             /* 上下间距 */
}

.product-detail ul li {
    background: #f5f7fa;        /* 浅灰背景 */
    margin-bottom: 10px;        /* 每条间距 */
    padding: 10px 15px;         /* 内边距 */
    border-left: 5px solid #005bac; /* 左侧蓝色竖条 */
    border-radius: 4px;         /* 圆角 */
}
.product-detail{
    max-width:1200px;
    margin:50px auto;
    padding:50px;
    background:#ffffff;
    border-radius:16px;
    box-shadow:0 8px 25px rgba(0,0,0,0.08);
    color:#333;
}

.product-detail h1{
    text-align:center;
    font-size:42px;
    color:#005bac;
    margin-bottom:45px;
}

.product-detail h2{
    display:inline-block;
    background:#ffd21f;
    color:#333;
    padding:6px 14px;
    margin:30px 0 20px;
    font-size:28px;
}

.product-detail h3{
    font-size:22px;
    color:#005bac;
    margin-top:25px;
}

.product-detail p{
    font-size:18px;
    line-height:2;
    margin-bottom:20px;
}

.product-detail ul{
    list-style:none;
    padding-left:0;
}

.product-detail ul li{
    background:#f5f8fc;
    border-left:5px solid #005bac;
    padding:12px 18px;
    margin-bottom:12px;
    border-radius:6px;
    font-size:18px;
}

.product-top{
    display:flex;
    justify-content:space-between;
    align-items:flex-start;
    gap:40px;
}

.product-top img{
    width:260px;
    max-height:380px;
    object-fit:contain;
    border-radius:8px;
}

body{
    background:linear-gradient(135deg,#e8f2ff,#f6fbff);
}

@media(max-width:768px){
    .product-detail{
        padding:30px 20px;
        margin:20px;
    }

    .product-top{
        flex-direction:column;
        align-items:center;
    }

    .product-top img{
        width:80%;
    }

    .product-detail h1{
        font-size:30px;
    }
}
.structure-img{
    width:100%;
    max-width:1100px;
    display:block;
    margin:30px auto;
    border-radius:8px;
    box-shadow:0 5px 18px rgba(0,0,0,0.12);
}
.product-top{
    display:flex;
    justify-content:center;
    align-items:center;
}

.side-image{
    width:220px;
    margin-right:-60px;
    position:relative;
    z-index:10;
}

.main-image{
    width:420px;
}
.product-top img{
    width:320px;
    max-height:420px;
    object-fit:contain;
}
.cu-image{
    width:550px;
    max-height:750px;
    object-fit:contain;
}
.lighting-image-box {
    text-align: center;
    margin: 20px 0 30px;
}

.lighting-main-image {
    width: 260px;
    max-width: 80%;
    height: auto;
    display: inline-block;
}
/* 产品详情页背景 */
body.watermark-page {
    position: relative;
    min-height: 100vh;
}

/* 全站取消背景水印 */
body.watermark-page {
    min-height: 100vh;
    background-image: none;
}
/* 业绩展示页面 */
.performance-page-body {
    background: #f4f7fb;
}

.performance-hero {
    min-height: 300px;
    display: flex;
    align-items: center;
    background:
        linear-gradient(115deg, rgba(0, 34, 78, 0.96), rgba(0, 91, 172, 0.9)),
        linear-gradient(45deg, rgba(255, 255, 255, 0.08) 25%, transparent 25%);
    color: #ffffff;
}

.performance-hero-inner {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 58px 24px;
}

.performance-hero p {
    margin: 0 0 12px;
    color: #8fd1ff;
    font-size: 18px;
    font-weight: 700;
    letter-spacing: 0;
}

.performance-hero h1 {
    margin: 0 0 18px;
    color: #ffffff;
    font-size: 42px;
    line-height: 1.25;
}

.performance-hero span {
    display: block;
    max-width: 680px;
    color: rgba(255, 255, 255, 0.88);
    font-size: 18px;
    line-height: 1.8;
}

.performance-page {
    max-width: 1200px;
    margin: 0 auto;
    padding: 72px 40px 90px;
}

.performance-intro {
    text-align: center;
    max-width: 940px;
    margin: 0 auto 54px;
    color: #42566e;
    font-size: 18px;
    line-height: 2;
}

#performanceList {
    display: grid;
    gap: 28px;
}

.case-item {
    overflow: hidden;
    padding: 30px;
    border: 1px solid #e4ebf3;
    border-radius: 8px;
    background: #ffffff;
    box-shadow: 0 12px 34px rgba(15, 48, 86, 0.08);
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.case-item:hover {
    transform: translateY(-4px);
    border-color: #c6dbf2;
    box-shadow: 0 18px 42px rgba(15, 48, 86, 0.13);
}

.case-heading {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    margin-bottom: 24px;
    padding-bottom: 18px;
    border-bottom: 1px solid #e8eef5;
}

.case-item h2 {
    margin: 0;
    color: #0a4178;
    font-size: 25px;
    font-weight: 700;
    line-height: 1.45;
}

.case-project-time {
    flex: 0 0 auto;
    padding: 6px 14px;
    border: 1px solid #c9dff5;
    border-radius: 4px;
    color: #1264ad;
    background: #f3f8fd;
    font-size: 14px;
    font-weight: 600;
}

.case-content {
    display: grid;
    grid-template-columns: 300px minmax(0, 1fr);
    align-items: stretch;
    gap: 34px;
}

.case-image-box {
    overflow: hidden;
    min-height: 180px;
    border-radius: 6px;
    background: #eef3f8;
}

.case-content img {
    display: block;
    width: 100%;
    height: 100%;
    min-height: 180px;
    object-fit: cover;
}

.case-details {
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-width: 0;
}

.case-description {
    margin: 0 0 22px;
    color: #334a62;
    font-size: 17px;
    line-height: 1.9;
}

.case-info-row {
    display: grid;
    grid-template-columns: 78px minmax(0, 1fr);
    gap: 16px;
    align-items: start;
    padding: 13px 0;
    border-top: 1px solid #edf1f6;
}

.case-info-label {
    color: #1264ad;
    font-size: 14px;
    font-weight: 700;
    white-space: nowrap;
}

.case-info-row p {
    margin: 0;
    color: #5a6c7e;
    font-size: 15px;
    line-height: 1.7;
}

/* 业绩展示分页 */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 14px;
    margin: 52px 0 0;
}

.pagination a,
.pagination span {
    min-width: 38px;
    height: 38px;
    padding: 0 14px;
    border: 1px solid #dcdcdc;
    border-radius: 6px;
    color: #555;
    text-decoration: none;
    font-size: 16px;
    line-height: 38px;
    text-align: center;
    background: #fff;
}

.pagination a:hover {
    border-color: #005bac;
    color: #005bac;
}

.pagination .active {
    background: #0968bd;
    border-color: #0968bd;
    color: #ffffff;
}

.pagination .page-disabled {
    color: #aaa;
    background: #fafafa;
    cursor: not-allowed;
}

@media (max-width: 768px) {
    .performance-hero {
        min-height: 240px;
    }

    .performance-hero-inner {
        padding: 42px 18px;
    }

    .performance-hero h1 {
        font-size: 32px;
    }

    .performance-hero p,
    .performance-hero span {
        font-size: 15px;
    }

    .performance-page {
        margin: 0 auto;
        padding: 44px 20px 64px;
    }

    .performance-intro {
        margin-bottom: 34px;
        font-size: 16px;
        text-align: left;
    }

    .case-item {
        padding: 20px;
    }

    .case-heading {
        align-items: flex-start;
        flex-direction: column;
        gap: 10px;
    }

    .case-item h2 {
        font-size: 21px;
    }

    .case-content {
        grid-template-columns: 1fr;
        gap: 22px;
    }

    .case-image-box,
    .case-content img {
        min-height: 0;
        height: 210px;
    }

    .case-description {
        font-size: 16px;
    }

    .case-info-row {
        grid-template-columns: 72px minmax(0, 1fr);
        gap: 10px;
    }

    .pagination a,
    .pagination span {
        min-width: 36px;
        height: 36px;
        padding: 0 12px;
        line-height: 36px;
    }
}
/* 关于我们下拉菜单 */
.about-menu {
    position: relative;
}

.about-menu > a {
    color: inherit;
    text-decoration: none;
}

.about-dropdown {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 170px;
    background: #ffffff;
    list-style: none;
    margin: 0;
    padding: 0;
    z-index: 9999;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.about-menu:hover .about-dropdown {
    display: block;
}

.about-dropdown li {
    height: 48px;
    line-height: 48px;
}

.about-dropdown li a {
    display: block;
    padding: 0 20px;
    color: #333;
    font-size: 16px;
    text-decoration: none;
}

.about-dropdown li a:hover,
.about-dropdown li a.active {
    background: #005bac;
    color: #ffffff;
}

/* 关于我们顶部大图 */
.about-banner {
    width: 100%;
    height: 430px;
    background-image: url("assets/banner1.jpg");
    background-size: cover;
    background-position: center;
}

/* 荣誉资质页面 */
.honor-page {
    max-width: 1450px;
    margin: 45px auto 90px;
    padding: 0 45px;
}

.honor-page h1 {
    text-align: center;
    font-size: 36px;
    color: #005bac;
    margin-bottom: 40px;
}

/* 荣誉资质图片网格 */
.honor-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 35px;
}

.honor-card {
    background: #ffffff;
    border: 1px solid #e5e5e5;
    cursor: pointer;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.honor-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 8px 22px rgba(0,0,0,0.18);
}

.honor-card img {
    width: 100%;
    height: 330px;
    object-fit: cover;
    display: block;
}

/* 平板适配 */
@media (max-width: 1200px) {
    .honor-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* 手机端适配 */
@media (max-width: 768px) {
    .about-banner {
        height: 220px;
    }

    .honor-page {
        padding: 0 20px;
    }

    .honor-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 18px;
    }

    .honor-card img {
        height: 230px;
    }

}
/* 联系我们页面 */
.contact-page-body {
    color: #17243a;
    background: #f4f7fb;
    font-family: Arial, "Microsoft YaHei", sans-serif;
}

.contact-hero {
    padding: 88px 0 92px;
    background: linear-gradient(135deg, #05234a 0%, #005bac 58%, #0b78d0 100%);
}

.contact-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    box-sizing: border-box;
}

.contact-hero p {
    margin: 0 0 12px;
    color: #b9dcff;
    font-size: 18px;
    font-weight: 700;
    letter-spacing: 0;
}

.contact-hero h1 {
    margin: 0 0 18px;
    color: #ffffff;
    font-size: 46px;
    font-weight: 700;
    line-height: 1.2;
}

.contact-hero span {
    display: block;
    max-width: 760px;
    color: rgba(255, 255, 255, 0.9);
    font-size: 19px;
    line-height: 1.8;
}

.contact-page {
    max-width: 1200px;
    margin: 0 auto;
    padding: 76px 24px 90px;
    box-sizing: border-box;
}

.contact-section {
    margin-bottom: 72px;
}

.contact-section:last-child {
    margin-bottom: 0;
}

.contact-section-title {
    margin-bottom: 34px;
    text-align: center;
}

.contact-section-title h2 {
    margin: 0;
    color: #0a3f78;
    font-size: 38px;
    font-weight: 700;
    line-height: 1.25;
}

.contact-section-title p {
    margin: 8px 0 0;
    color: #6f829b;
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 0;
}

.contact-card {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 220px;
    gap: 42px;
    align-items: center;
    padding: 38px;
    background: #ffffff;
    border: 1px solid #e2e9f2;
    border-radius: 8px;
    box-shadow: 0 12px 32px rgba(13, 49, 86, 0.08);
}

.contact-details {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px 28px;
}

.contact-item {
    padding: 18px 20px;
    background: #f7fafd;
    border-left: 3px solid #005bac;
    border-radius: 6px;
}

.contact-address {
    grid-column: 1 / -1;
}

.contact-label {
    display: block;
    margin-bottom: 8px;
    color: #6f829b;
    font-size: 14px;
    font-weight: 700;
}

.contact-item strong {
    display: block;
    color: #17243a;
    font-size: 18px;
    line-height: 1.65;
}

.contact-item a {
    color: #005bac;
    text-decoration: none;
}

.contact-item a:hover {
    text-decoration: underline;
}

.contact-qrcode {
    text-align: center;
}

.contact-qrcode img {
    width: 180px;
    height: 180px;
    object-fit: cover;
    border: 8px solid #f0f5fb;
    border-radius: 8px;
    box-sizing: border-box;
}

.contact-qrcode p {
    margin: 12px 0 0;
    color: #526273;
    font-size: 14px;
}


/* 顶部导航当前页面高亮 */
.nav-list > li > a.active {
    color: #005bac;
    border-bottom: 5px solid #005bac;
    padding-bottom: 18px;
}

/* 手机端适配 */
@media (max-width: 768px) {
    .contact-hero {
        padding: 66px 0 70px;
    }

    .contact-hero h1 {
        font-size: 36px;
    }

    .contact-hero span {
        font-size: 16px;
    }

    .contact-page {
        padding: 56px 18px 68px;
    }

    .contact-section-title h2 {
        font-size: 32px;
    }

    .contact-card,
    .contact-details {
        grid-template-columns: 1fr;
    }

    .contact-card {
        gap: 28px;
        padding: 26px 20px;
    }

    .contact-qrcode img {
        width: 150px;
        height: 150px;
    }
}


/* 首页 Banner 文字颜色由 .home-page 样式控制 */
/* CDT-2020S 正弦波恒流调光器页面 */
.cdt-detail-page {
    max-width: 1100px;
    margin: 50px auto 80px;
    padding: 0 40px 50px;
    background: #ffffff;
    color: #333;
}

.cdt-detail-page h1 {
    font-size: 32px;
    color: #005bac;
    margin-bottom: 12px;
    font-weight: bold;
}

.cdt-line {
    width: 100%;
    height: 2px;
    background: #999;
    margin-bottom: 30px;
}

.cdt-top {
    display: grid;
    grid-template-columns: 42% 58%;
    gap: 35px;
    align-items: start;
}

.cdt-standard {
    color: #1d3f8f;
    font-size: 18px;
    line-height: 1.7;
    margin-bottom: 30px;
}

.cdt-standard h3 {
    font-size: 20px;
    margin-bottom: 8px;
    color: #1d3f8f;
}

.cdt-standard p {
    margin: 2px 0;
}

.cdt-left {
    text-align: left;
}

.cdt-main-img {
    width: 260px;
    max-width: 100%;
    display: block;
    margin: 0 auto;
}

.cdt-right {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.cdt-side-img {
    width: 75%;
    height: auto;
    display: block;
}

.cdt-info {
    margin-top: 45px;
    font-size: 18px;
    line-height: 1.9;
}

.cdt-info h2 {
    font-size: 22px;
    color: #1d3f8f;
    margin: 35px 0 15px;
}

.cdt-info p {
    margin-bottom: 18px;
    text-indent: 0;
}

.cdt-info ul {
    margin: 0;
    padding-left: 20px;
}

.cdt-info li {
    margin-bottom: 6px;
}

/* 手机端适配 */
@media (max-width: 768px) {
    .cdt-detail-page {
        margin: 25px auto 50px;
        padding: 0 20px 40px;
    }

    .cdt-detail-page h1 {
        font-size: 24px;
    }

    .cdt-top {
        grid-template-columns: 1fr;
    }

    .cdt-main-img {
        width: 220px;
    }

    .cdt-info {
        font-size: 14px;
    }
}
/* 左上角 logo 缩小到原来的导航栏大小 */
.logo {
    display: flex;
    align-items: center;
    height: 70px;
}

.logo img {
    width: 180px !important;
    height: auto !important;
    display: block;
    object-fit: contain;
}
/* CDX-2020 助航灯光监控系统页面 */
.cdx-detail-page {
    max-width: 1100px;
    margin: 50px auto 80px;
    padding: 0 40px 50px;
    background: #ffffff;
    color: #333;
}

.cdx-detail-page h1 {
    font-size: 36px;
    color: #005bac;
    margin-bottom: 12px;
    font-weight: bold;
}

.cdx-line {
    width: 100%;
    height: 2px;
    background: #999;
    margin-bottom: 25px;
}

.cdx-standard {
    color: #1d3f8f;
    font-size: 18px;
    line-height: 1.7;
    margin-bottom: 35px;
}

.cdx-standard h3 {
    font-size: 20px;
    margin-bottom: 6px;
    color: #1d3f8f;
}

/* CDX 图片区域：已去掉红圈那张图 */
.cdx-image-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    margin: 20px 0 70px;
}

.cdx-image-grid img {
    width: 100%;
    height: 210px;
    object-fit: cover;
    display: block;
}

.cdx-image-grid .cdx-large {
    grid-column: span 2;
    height: 260px;
}

.cdx-info {
    margin-top: 45px;
    font-size: 18px;
    line-height: 1.9;
}

.cdx-info h2 {
    font-size: 22px;
    color: #1d3f8f;
    margin: 35px 0 20px;
}

.cdx-info > p {
    margin-bottom: 50px;
    text-indent: 2em;
}

.cdx-feature-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 35px;
    align-items: start;
}

.cdx-feature-grid h3 {
    font-size: 18px;
    color: #333;
    margin: 0 0 8px;
}

.cdx-feature-grid p {
    font-size: 16px;
    line-height: 1.7;
    margin: 2px 0;
}

/* 手机端适配 */
@media (max-width: 768px) {
    .cdx-detail-page {
        margin: 25px auto 50px;
        padding: 0 20px 40px;
    }

    .cdx-detail-page h1 {
        font-size: 26px;
    }

    .cdx-image-grid {
        grid-template-columns: 1fr;
    }

    .cdx-image-grid img,
    .cdx-image-grid .cdx-large {
        grid-column: span 1;
        height: auto;
    }

    .cdx-feature-grid {
        grid-template-columns: 1fr;
    }

    .cdx-info {
        font-size: 16px;
    }
}
/* CDD-2020 单灯监控系统页面 */
.cdd-detail-page {
    max-width: 1100px;
    margin: 50px auto 80px;
    padding: 0 40px 50px;
    background: #ffffff;
    color: #333;
}

.cdd-detail-page h1 {
    font-size: 36px;
    color: #005bac;
    margin-bottom: 12px;
    font-weight: bold;
}

.cdd-line {
    width: 100%;
    height: 2px;
    background: #999;
    margin-bottom: 120px;
}

.cdd-layout {
    display: grid;
    grid-template-columns: 56% 38%;
    gap: 60px;
    align-items: start;
}

.cdd-left {
    padding-top: 20px;
}

.cdd-block {
    margin-bottom: 45px;
}

.cdd-block h2 {
    font-size: 22px;
    color: #1d3f8f;
    margin-bottom: 22px;
}

.cdd-block h3 {
    font-size: 18px;
    color: #333;
    margin: 0 0 22px;
    font-weight: bold;
}

.cdd-block p {
    font-size: 18px;
    line-height: 1.9;
    margin: 0;
    color: #333;
}

.cdd-block ul {
    padding-left: 0;
    margin: 0;
    list-style: none;
}

.cdd-block li {
    font-size: 18px;
    line-height: 2;
    color: #333;
}

.cdd-block li::before {
    content: "• ";
}

.cdd-structure-img {
    width: 100%;
    max-width: 520px;
    height: auto;
    display: block;
    margin-top: 15px;
}

.cdd-right {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 18px;
}

.cdd-product-img {
    width: 100%;
    height: auto;
    display: block;
}

.cdd-yellow-img {
    max-width: 390px;
}

.cdd-cabinet-img {
    max-width: 260px;
}

/* 手机端适配 */
@media (max-width: 768px) {
    .cdd-detail-page {
        margin: 25px auto 50px;
        padding: 0 20px 40px;
    }

    .cdd-detail-page h1 {
        font-size: 26px;
    }

    .cdd-line {
        margin-bottom: 40px;
    }

    .cdd-layout {
        grid-template-columns: 1fr;
        gap: 35px;
    }

    .cdd-block p,
    .cdd-block li {
        font-size: 16px;
    }

    .cdd-yellow-img {
        max-width: 100%;
    }

    .cdd-cabinet-img {
        max-width: 80%;
    }
}
/* CDQ-2020 高压切换柜页面 */
.cdq-detail-page {
    max-width: 1100px;
    margin: 50px auto 80px;
    padding: 0 40px 50px;
    background: #ffffff;
    color: #333;
}

.cdq-detail-page h1 {
    font-size: 36px;
    color: #005bac;
    margin-bottom: 12px;
    font-weight: bold;
}

.cdq-line {
    width: 100%;
    height: 2px;
    background: #999;
    margin-bottom: 120px;
}

.cdq-layout {
    display: grid;
    grid-template-columns: 56% 38%;
    gap: 60px;
    align-items: start;
}

.cdq-left {
    padding-top: 20px;
}

.cdq-block {
    margin-bottom: 45px;
}

.cdq-block h2 {
    font-size: 22px;
    color: #1d3f8f;
    margin-bottom: 22px;
}

.cdq-block h3 {
    font-size: 18px;
    color: #333;
    margin: 0 0 12px;
    font-weight: bold;
}

.cdq-block p {
    font-size: 18px;
    line-height: 1.9;
    margin: 0;
    color: #333;
}

.cdq-block ul {
    padding-left: 0;
    margin: 0;
    list-style: none;
}

.cdq-block li {
    font-size: 18px;
    line-height: 1.8;
    color: #333;
}

.cdq-block li::before {
    content: "• ";
}

.cdq-right {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.cdq-main-img {
    width: 330px;
    max-width: 100%;
    height: auto;
    display: block;
    margin-bottom: 80px;
}

.cdq-standard {
    width: 330px;
    max-width: 100%;
}

.cdq-standard h2 {
    font-size: 22px;
    color: #1d3f8f;
    margin-bottom: 18px;
}

.cdq-standard ul {
    margin: 0;
    padding-left: 20px;
}

.cdq-standard li {
    font-size: 18px;
    line-height: 1.6;
}

/* 手机端适配 */
@media (max-width: 768px) {
    .cdq-detail-page {
        margin: 25px auto 50px;
        padding: 0 20px 40px;
    }

    .cdq-detail-page h1 {
        font-size: 26px;
    }

    .cdq-line {
        margin-bottom: 40px;
    }

    .cdq-layout {
        grid-template-columns: 1fr;
        gap: 35px;
    }

    .cdq-block p,
    .cdq-block li,
    .cdq-standard li {
        font-size: 16px;
    }

    .cdq-main-img {
        width: 260px;
        margin-bottom: 40px;
    }

    .cdq-standard {
        width: 100%;
    }
}
/* CU-2000 / EFD-2000 页面公共样式 */
.cuefd-page {
    max-width: 1150px;
    margin: 50px auto 80px;
    padding: 0 35px 60px;
    background: #ffffff;
    color: #333;
}

.cuefd-section {
    margin-bottom: 90px;
}

.cuefd-section h1 {
    font-size: 36px;
    color: #005bac;
    margin-bottom: 12px;
    font-weight: bold;
}

.cuefd-line {
    width: 100%;
    height: 2px;
    background: #777;
    margin-bottom: 60px;
}

.cuefd-top {
    display: grid;
    grid-template-columns: 50% 43%;
    gap: 60px;
    align-items: start;
    margin-bottom: 65px;
}

.cuefd-img-box img {
    width: 100%;
    max-width: 540px;
    height: auto;
    display: block;
}

.cuefd-desc-box {
    background: #cfcfcf;
    padding: 30px 35px;
    min-height: 150px;
}

.cuefd-desc-box h2,
.cuefd-content-grid h2 {
    font-size: 22px;
    color: #1d3f8f;
    margin: 0 0 22px;
}

.cuefd-desc-box p,
.cuefd-content-grid p,
.cuefd-content-grid li {
    font-size: 18px;
    line-height: 1.9;
    color: #333;
}

.cuefd-content-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 85px;
}

.cuefd-content-grid ul {
    padding-left: 0;
    margin: 0;
    list-style: none;
}

.cuefd-content-grid li::before {
    content: "* ";
}

.cuefd-small-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 25px;
}

@media (max-width: 768px) {
    .cuefd-page {
        margin: 25px auto 50px;
        padding: 0 20px 40px;
    }

    .cuefd-section h1 {
        font-size: 26px;
    }

    .cuefd-line {
        margin-bottom: 35px;
    }

    .cuefd-top,
    .cuefd-content-grid,
    .cuefd-small-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .cuefd-desc-box {
        padding: 25px 20px;
    }

    .cuefd-desc-box p,
    .cuefd-content-grid p,
    .cuefd-content-grid li {
        font-size: 16px;
    }
}
/* MALPT-2024 便携式助航灯光光度特性检测仪页面 */
.detector-detail-page {
    max-width: 1100px;
    margin: 50px auto 80px;
    padding: 0 40px 50px;
    background: #ffffff;
    color: #333;
}

.detector-detail-page h1 {
    font-size: 36px;
    color: #005bac;
    margin-bottom: 12px;
    font-weight: bold;
}

.detector-line {
    width: 100%;
    height: 2px;
    background: #777;
    margin-bottom: 70px;
}

.detector-image-area {
    display: grid;
    grid-template-columns: 56% 36%;
    gap: 60px;
    align-items: center;
    margin-bottom: 80px;
}

.detector-main-img-box img {
    width: 100%;
    max-width: 620px;
    height: auto;
    display: block;
}

.detector-scene-img-box img {
    width: 100%;
    max-width: 420px;
    height: auto;
    display: block;
}

.detector-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
}

.detector-block {
    margin-bottom: 38px;
}

.detector-block h2 {
    font-size: 22px;
    color: #1d3f8f;
    margin-bottom: 22px;
}

.detector-block p {
    font-size: 18px;
    line-height: 1.9;
    color: #333;
    margin: 0;
    text-indent: 2em;
}

.detector-block ul {
    padding-left: 0;
    margin: 0;
    list-style: none;
}

.detector-block li {
    font-size: 18px;
    line-height: 1.9;
    color: #333;
}

.detector-block li::before {
    content: "• ";
}

/* 手机端适配 */
@media (max-width: 768px) {
    .detector-detail-page {
        margin: 25px auto 50px;
        padding: 0 20px 40px;
    }

    .detector-detail-page h1 {
        font-size: 26px;
    }

    .detector-line {
        margin-bottom: 35px;
    }

    .detector-image-area,
    .detector-content {
        grid-template-columns: 1fr;
        gap: 35px;
    }

    .detector-block p,
    .detector-block li {
        font-size: 16px;
    }
}
/* 新闻中心页面 */
.news-page-body {
    background: #f4f7fb;
}

.news-page-hero {
    min-height: 260px;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #061526 0%, #0a3f78 52%, #1677c8 100%);
    color: #ffffff;
}

.news-page-hero-inner {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 54px 40px;
}

.news-page-hero p {
    margin: 0 0 12px;
    color: #8fc7ff;
    font-size: 18px;
    font-weight: 700;
    letter-spacing: 1px;
}

.news-page-hero h1 {
    margin: 0 0 18px;
    color: #ffffff;
    font-size: 46px;
    line-height: 1.2;
}

.news-page-hero span {
    display: block;
    max-width: 760px;
    color: #dbeafe;
    font-size: 18px;
    line-height: 1.8;
}

.news-page {
    max-width: 1200px;
    margin: 0 auto 90px;
    padding: 54px 40px 0;
}

.news-title-box {
    text-align: center;
    margin-bottom: 50px;
}

.news-title-box h1 {
    font-size: 38px;
    color: #005bac;
    margin-bottom: 8px;
}

.news-title-box p {
    font-size: 16px;
    color: #999;
    letter-spacing: 3px;
}

.news-article {
    background: #ffffff;
    padding: 45px 55px 60px;
    box-shadow: 0 4px 18px rgba(0,0,0,0.08);
    border-radius: 8px;
}

.news-article h2 {
    font-size: 30px;
    color: #005bac;
    line-height: 1.5;
    margin-bottom: 16px;
    text-align: center;
}

.news-date {
    text-align: center;
    font-size: 16px;
    color: #888;
    margin-bottom: 35px;
}

.news-text {
    font-size: 22px;
    line-height: 2;
    color: #333;
    text-indent: 2em;
    margin-bottom: 45px;
}

.news-gallery {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.news-gallery img {
    width: 100%;
    height: 260px;
    object-fit: cover;
    display: block;
    border-radius: 6px;
    box-shadow: 0 4px 14px rgba(0,0,0,0.12);
    transition: transform 0.3s ease;
}

.news-gallery img:hover {
    transform: scale(1.03);
}

/* 顶部导航当前页面高亮 */
.nav-list > li > a.active {
    color: #005bac;
    border-bottom: 4px solid #005bac;
    padding-bottom: 18px;
}

/* 手机端适配 */
@media (max-width: 768px) {
    .news-page-hero {
        min-height: 220px;
    }

    .news-page-hero-inner {
        padding: 38px 20px;
    }

    .news-page-hero p {
        font-size: 15px;
    }

    .news-page-hero h1 {
        font-size: 32px;
    }

    .news-page-hero span {
        font-size: 15px;
    }

    .news-page {
        padding: 0 20px;
        margin: 30px auto 60px;
    }

    .news-article {
        padding: 30px 20px 40px;
    }

    .news-article h2 {
        font-size: 24px;
    }

    .news-text {
        font-size: 18px;
    }

    .news-gallery {
        grid-template-columns: 1fr;
    }

    .news-gallery img {
        height: auto;
    }
}
/* 公司简介页面两张图片 */
.company-photo-box {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    margin: 35px 0 45px;
}

.company-photo-box img {
    width: 100%;
    height: 420px;
    object-fit: cover;
    display: block;
    border-radius: 8px;
    box-shadow: 0 6px 18px rgba(0,0,0,0.15);
}

/* 手机端适配 */
@media (max-width: 768px) {
    .company-photo-box {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .company-photo-box img {
        height: auto;
    }
}
/* 公司简介新增文字区域 */
.company-intro-extra {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 70px;
    margin: 40px 0 50px;
    font-size: 18px;
    line-height: 1.9;
    color: #333;
}

.company-product-list {
    display: grid;
    grid-template-columns: 1fr 1.4fr;
    gap: 45px;
    margin-top: 25px;
}

.company-product-list ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.company-product-list li {
    color: #005bac;
    font-size: 20px;
    font-weight: bold;
    line-height: 1.8;
}

.company-extra-right p {
    margin-bottom: 18px;
}

/* 手机端适配 */
@media (max-width: 768px) {
    .company-intro-extra {
        grid-template-columns: 1fr;
        gap: 25px;
        font-size: 16px;
    }

    .company-product-list {
        grid-template-columns: 1fr;
        gap: 10px;
    }

    .company-product-list li {
        font-size: 18px;
    }
}
/* 公司简介产品列表：首行对齐 */
.company-product-list {
    display: grid;
    grid-template-columns: 1fr 1.6fr;
    gap: 80px;
    margin-top: 25px;
    align-items: start;
}

.company-product-list ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.company-product-list li {
    color: #005bac;
    font-size: 28px;
    font-weight: bold;
    line-height: 1.8;
    text-align: left;      /* 关键：不要居中 */
    margin: 0 0 8px;
}

/* 首页首屏：导航与 Banner */
.home-page {
    color: #17243a;
    font-family: Arial, "Microsoft YaHei", sans-serif;
}

.home-page header {
    position: relative;
    z-index: 20;
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 78px;
    padding: 0 48px;
    background: #ffffff;
    box-shadow: 0 8px 24px rgba(7, 35, 75, 0.1);
}

.home-page header .logo {
    display: flex;
    align-items: center;
    flex: 0 0 auto;
}

.home-page header .logo a {
    display: flex;
    align-items: center;
}

.home-page header .logo img {
    display: block;
    width: auto;
    height: 50px;
    object-fit: contain;
}

.home-page header nav {
    display: flex;
    align-items: center;
}

.home-page header nav > ul {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 22px;
    list-style: none;
    margin: 0;
    padding: 0;
}

.home-page header nav > ul > li {
    position: relative;
    color: #16243c;
    font-size: 15px;
    font-weight: 600;
    line-height: 78px;
    cursor: pointer;
    white-space: nowrap;
    border-bottom: 0;
}

.home-page header nav > ul > li > a,
.home-page header nav > ul > li.dropdown > a {
    position: relative;
    display: block;
    color: inherit;
    text-decoration: none;
    transition: color 0.2s ease;
}

.home-page header nav > ul > li:hover,
.home-page header nav > ul > li > a:hover,
.home-page header nav > ul > li.active,
.home-page header nav > ul > li.active > a {
    color: #005bac;
    border-bottom: 0;
}

.home-page header nav > ul > li.active > a::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: 17px;
    height: 3px;
    background: #005bac;
    border-radius: 999px;
}

.home-page header nav ul li.dropdown .dropdown-menu,
.home-page .about-dropdown {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: auto;
    min-width: 250px;
    margin: 0;
    padding: 10px 0;
    list-style: none;
    background: #ffffff;
    box-shadow: 0 12px 30px rgba(14, 43, 82, 0.16);
    z-index: 9999;
}

.home-page header nav ul li.dropdown:hover .dropdown-menu,
.home-page .about-menu:hover .about-dropdown {
    display: block;
}

.home-page header nav ul li.dropdown .dropdown-menu li,
.home-page .about-dropdown li {
    height: auto;
    line-height: 1.5;
    padding: 0;
    color: #26364f;
    white-space: nowrap;
}

.home-page header nav ul li.dropdown .dropdown-menu li a,
.home-page .about-dropdown li a {
    display: block;
    padding: 12px 22px;
    color: #26364f;
    font-size: 15px;
    text-decoration: none;
    transition: background-color 0.2s ease, color 0.2s ease;
}

.home-page header nav ul li.dropdown .dropdown-menu li:hover,
.home-page header nav ul li.dropdown .dropdown-menu li a:hover,
.home-page .about-dropdown li a:hover,
.home-page .about-dropdown li a.active {
    background: #eef6ff;
    color: #005bac;
}

.home-page .banner {
    position: relative;
    height: 560px;
    overflow: hidden;
    background: #082345;
}

.home-page .banner::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 1;
    background: linear-gradient(90deg, rgba(3, 23, 49, 0.86) 0%, rgba(5, 38, 78, 0.72) 44%, rgba(5, 42, 82, 0.32) 100%);
}

.home-page .banner img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center 68%;
}

.home-page .banner-inner {
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    height: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 42px;
}

.home-page .banner-text {
    position: static;
    width: 100%;
    max-width: 1180px;
    color: #ffffff;
    text-align: left;
    transform: none;
}

.home-page .banner-text h1 {
    max-width: none;
    margin: 0 0 18px;
    color: #ffffff;
    font-size: 44px;
    font-weight: 700;
    line-height: 1.22;
    white-space: nowrap;
}

.home-page .banner-text p {
    color: #ffffff;
}

.home-page .banner-subtitle {
    margin: 0 0 18px;
    color: #b9dcff;
    font-size: 18px;
    font-weight: 700;
    letter-spacing: 0;
}

.home-page .banner-desc {
    max-width: 720px;
    margin: 0 0 28px;
    color: rgba(255, 255, 255, 0.92);
    font-size: 20px;
    line-height: 1.8;
}

.home-page .banner-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin: 0 0 34px;
}

.home-page .banner-tags span {
    display: inline-flex;
    align-items: center;
    min-height: 38px;
    padding: 0 16px;
    color: #eaf5ff;
    font-size: 15px;
    font-weight: 600;
    background: rgba(255, 255, 255, 0.14);
    border: 1px solid rgba(255, 255, 255, 0.28);
    border-radius: 4px;
    backdrop-filter: blur(4px);
}

.home-page .banner-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
}

.home-page .banner-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 150px;
    height: 46px;
    padding: 0 24px;
    font-size: 16px;
    font-weight: 700;
    text-decoration: none;
    border-radius: 4px;
    transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease, color 0.2s ease;
}

.home-page .banner-btn:hover {
    transform: translateY(-2px);
}

.home-page .banner-btn-primary {
    color: #ffffff;
    background: #006bd6;
    box-shadow: 0 10px 22px rgba(0, 91, 172, 0.28);
}

.home-page .banner-btn-primary:hover {
    background: #005bac;
}

.home-page .banner-btn-outline {
    color: #ffffff;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.82);
}

.home-page .banner-btn-outline:hover {
    color: #005bac;
    background: #ffffff;
}

/* 首页产品照片滚动展示 */
.home-photo-slider {
    overflow: hidden;
    padding: 54px 0 58px;
    background: #f4f7fb;
}

.home-photo-slider-heading {
    max-width: 1200px;
    margin: 0 auto 28px;
    padding: 0 40px;
    text-align: center;
}

.home-photo-slider-heading p {
    margin: 0 0 7px;
    color: #6f86a1;
    font-size: 14px;
    font-weight: 700;
}

.home-photo-slider-heading h2 {
    margin: 0;
    color: #0b477e;
    font-size: 30px;
    line-height: 1.35;
}

.home-photo-slider-viewport {
    width: 100%;
    overflow: hidden;
}

.home-photo-slider-track {
    display: flex;
    width: max-content;
    animation: home-photo-scroll 38s linear infinite;
    will-change: transform;
}

.home-photo-slider:hover .home-photo-slider-track {
    animation-play-state: paused;
}

.home-photo-slider-group {
    display: flex;
    flex: 0 0 auto;
    gap: 22px;
    padding-right: 22px;
}

.home-photo-slide {
    flex: 0 0 320px;
    width: 320px;
    height: 190px;
    margin: 0;
    overflow: hidden;
    border: 1px solid #dfe8f2;
    border-radius: 8px;
    background: #ffffff;
    box-shadow: 0 10px 26px rgba(15, 48, 86, 0.12);
}

.home-photo-slide[hidden] {
    display: none;
}

.home-photo-slide img {
    display: block;
    box-sizing: border-box;
    width: 100%;
    height: 100%;
    padding: 8px;
    object-fit: contain;
    background: #ffffff;
    transition: transform 0.3s ease;
}

.home-photo-slide:hover img {
    transform: scale(1.025);
}

@keyframes home-photo-scroll {
    from {
        transform: translateX(0);
    }

    to {
        transform: translateX(-50%);
    }
}

@media (prefers-reduced-motion: reduce) {
    .home-photo-slider-track {
        animation: none;
    }

    .home-photo-slider-viewport {
        overflow-x: auto;
    }
}

@media (max-width: 1180px) {
    .home-page header {
        align-items: flex-start;
        min-height: 78px;
        height: auto;
        padding: 12px 30px;
        gap: 18px;
    }

    .home-page header nav > ul {
        flex-wrap: wrap;
        gap: 4px 18px;
    }

    .home-page header nav > ul > li {
        line-height: 34px;
    }

    .home-page header nav > ul > li.active > a::after {
        bottom: 0;
    }
}

@media (max-width: 768px) {
    .home-photo-slider {
        padding: 42px 0 46px;
    }

    .home-photo-slider-heading {
        margin-bottom: 22px;
        padding: 0 20px;
    }

    .home-photo-slider-heading h2 {
        font-size: 26px;
    }

    .home-photo-slider-group {
        gap: 14px;
        padding-right: 14px;
    }

    .home-photo-slide {
        flex-basis: 260px;
        width: 260px;
        height: 158px;
    }

    .home-page header {
        flex-direction: column;
        padding: 12px 18px 14px;
    }

    .home-page header .logo img {
        height: 42px;
    }

    .home-page header nav > ul {
        justify-content: flex-start;
        gap: 2px 14px;
    }

    .home-page header nav > ul > li {
        font-size: 14px;
        line-height: 32px;
    }

    .home-page header nav ul li.dropdown .dropdown-menu,
    .home-page .about-dropdown {
        min-width: 220px;
    }

    .home-page .banner {
        height: 500px;
    }

    .home-page .banner::before {
        background: rgba(3, 23, 49, 0.78);
    }

    .home-page .banner-inner {
        padding: 0 22px;
    }

    .home-page .banner-text h1 {
        font-size: 32px;
        line-height: 1.3;
        white-space: normal;
    }

    .home-page .banner-subtitle {
        font-size: 14px;
    }

    .home-page .banner-desc {
        font-size: 16px;
        line-height: 1.7;
    }

    .home-page .banner-tags span {
        min-height: 34px;
        padding: 0 12px;
        font-size: 13px;
    }

    .home-page .banner-btn {
        min-width: 138px;
        height: 42px;
        padding: 0 18px;
        font-size: 14px;
    }

}

@media (max-width: 480px) {
    .home-page .banner {
        height: 540px;
    }

    .home-page .banner-text h1 {
        font-size: 28px;
    }

    .home-page .banner-actions {
        flex-direction: column;
        align-items: flex-start;
    }
}

/* 首页产品中心 */
.home-page .products {
    padding: 86px 24px 96px;
    background: #f4f7fb;
    text-align: center;
}

.home-page .products-inner {
    max-width: 1200px;
    margin: 0 auto;
}

.home-page .section-heading {
    margin: 0 0 28px;
}

.home-page .section-heading p {
    margin: 8px 0 0;
    color: #6f829b;
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 0;
}

.home-page .section-heading h2 {
    margin: 0;
    color: #0a3f78;
    font-size: 40px;
    font-weight: 700;
    line-height: 1.25;
}

.home-page .product-list {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 26px;
    max-width: 1200px;
    margin: 38px auto 0;
}

.home-page .product {
    display: flex;
    flex-direction: column;
    min-height: 100%;
    overflow: hidden;
    background: #ffffff;
    border: 1px solid #e2e9f2;
    border-radius: 8px;
    box-shadow: 0 10px 28px rgba(13, 49, 86, 0.08);
    cursor: default;
    transition: transform 0.24s ease, box-shadow 0.24s ease, border-color 0.24s ease;
}

.home-page .product:hover {
    transform: translateY(-6px);
    border-color: #c7d9ee;
    box-shadow: 0 18px 36px rgba(13, 49, 86, 0.14);
}

.home-page .product-image {
    height: 210px;
    overflow: hidden;
    background: #e9f0f8;
}

.home-page .product-image a {
    display: block;
    width: 100%;
    height: 100%;
}

.home-page .product-image img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.28s ease;
}

.home-page .product-image-contain {
    padding: 18px;
    background: #f6f9fd;
    box-sizing: border-box;
}

.home-page .product-image-contain a {
    background: #ffffff;
}

.home-page .product-image-contain img {
    object-fit: contain;
}

.home-page .product:hover .product-image img {
    transform: scale(1.04);
}

.home-page .product:hover .product-image-contain img {
    transform: scale(1.01);
}

.home-page .product-content {
    display: flex;
    flex: 1;
    flex-direction: column;
    align-items: flex-start;
    padding: 22px 22px 24px;
    text-align: left;
}

.home-page .product-title-link {
    color: inherit;
    text-decoration: none;
}

.home-page .product h3 {
    margin: 0 0 12px;
    color: #12243a;
    font-size: 21px;
    font-weight: 700;
    line-height: 1.35;
}

.home-page .product-title-link:hover h3 {
    color: #005bac;
}

.home-page .product .product-intro {
    min-height: 66px;
    margin: 0 0 16px;
    padding: 0;
    color: #526273;
    font-size: 14px;
    font-weight: 400;
    line-height: 1.65;
}

.home-page .product-params {
    width: 100%;
    margin: 0 0 16px;
    padding: 14px 14px 12px;
    background: #f7fafd;
    border-left: 3px solid #005bac;
    box-sizing: border-box;
}

.home-page .product-params span {
    display: block;
    margin: 0 0 8px;
    color: #0a3f78;
    font-size: 13px;
    font-weight: 700;
}

.home-page .product-params ul {
    margin: 0;
    padding: 0;
    list-style: none;
}

.home-page .product-params li {
    position: relative;
    margin: 0 0 6px;
    padding-left: 12px;
    color: #43566a;
    font-size: 13px;
    line-height: 1.55;
}

.home-page .product-params li:last-child {
    margin-bottom: 0;
}

.home-page .product-params li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.68em;
    width: 4px;
    height: 4px;
    background: #005bac;
    border-radius: 50%;
}

.home-page .product .product-scenario {
    margin: 0 0 20px;
    padding: 0;
    color: #2f465e;
    font-size: 14px;
    font-weight: 600;
    line-height: 1.6;
}

.home-page .product-detail-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 112px;
    height: 38px;
    margin-top: auto;
    padding: 0 18px;
    color: #005bac;
    font-size: 14px;
    font-weight: 700;
    text-decoration: none;
    border: 1px solid #005bac;
    border-radius: 4px;
    transition: color 0.2s ease, background-color 0.2s ease;
}

.home-page .product-detail-btn:hover {
    color: #ffffff;
    background: #005bac;
}

.home-page .product-message {
    grid-column: 1 / -1;
    margin: 0;
    padding: 36px 20px;
    color: #526273;
    font-size: 16px;
    background: #ffffff;
    border-radius: 8px;
}

@media (max-width: 1024px) {
    .home-page .product-list {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 768px) {
    .home-page .products {
        padding: 60px 18px 70px;
    }

    .home-page .section-heading h2 {
        font-size: 32px;
    }

    .home-page .product-image {
        height: 190px;
    }
}

@media (max-width: 560px) {
    .home-page .product-list {
        grid-template-columns: 1fr;
    }
}

/* 全站统一页眉 */
header {
    position: relative;
    z-index: 20;
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 78px;
    padding: 0 48px;
    background: #ffffff;
    box-shadow: 0 8px 24px rgba(7, 35, 75, 0.1);
    box-sizing: border-box;
}

header .logo {
    display: flex;
    align-items: center;
    flex: 0 0 auto;
    height: auto;
    color: #0a4b8f;
}

header .logo a {
    display: flex;
    align-items: center;
}

header .logo img {
    display: block;
    width: auto !important;
    height: 50px !important;
    object-fit: contain;
}

header nav {
    display: flex;
    align-items: center;
}

header nav > ul,
header nav > ul.nav-list {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 22px;
    list-style: none;
    margin: 0;
    padding: 0;
}

header nav > ul > li {
    position: relative;
    color: #16243c;
    font-size: 15px;
    font-weight: 600;
    line-height: 78px;
    cursor: pointer;
    white-space: nowrap;
    border-bottom: 0;
}

header nav > ul > li > a,
header nav > ul > li.dropdown > a,
header .about-menu > a {
    position: relative;
    display: block;
    color: inherit;
    text-decoration: none;
    transition: color 0.2s ease;
}

header nav > ul > li:hover,
header nav > ul > li > a:hover,
header nav > ul > li.active,
header nav > ul > li.active > a,
header nav > ul > li > a.active {
    color: #005bac;
    border-bottom: 0 !important;
}

header nav > ul > li > a.active {
    padding-bottom: 0 !important;
}

header nav > ul > li.active > a::after,
header nav > ul > li > a.active::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: 17px;
    height: 3px;
    background: #005bac;
    border-radius: 999px;
}

header nav ul li.dropdown .dropdown-menu,
header .about-dropdown {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: auto;
    min-width: 250px;
    margin: 0;
    padding: 10px 0;
    list-style: none;
    background: #ffffff;
    box-shadow: 0 12px 30px rgba(14, 43, 82, 0.16);
    z-index: 9999;
}

header nav ul li.dropdown:hover .dropdown-menu,
header .about-menu:hover .about-dropdown {
    display: block;
}

header nav ul li.dropdown .dropdown-menu li,
header .about-dropdown li {
    height: auto;
    line-height: 1.5;
    padding: 0;
    color: #26364f;
    white-space: nowrap;
}

header nav ul li.dropdown .dropdown-menu li a,
header .about-dropdown li a {
    display: block;
    padding: 12px 22px;
    color: #26364f;
    font-size: 15px;
    text-decoration: none;
    transition: background-color 0.2s ease, color 0.2s ease;
}

header nav ul li.dropdown .dropdown-menu li:hover,
header nav ul li.dropdown .dropdown-menu li a:hover,
header .about-dropdown li a:hover,
header .about-dropdown li a.active {
    background: #eef6ff;
    color: #005bac;
}

@media (max-width: 1180px) {
    header {
        align-items: flex-start;
        min-height: 78px;
        height: auto;
        padding: 12px 30px;
        gap: 18px;
    }

    header nav > ul,
    header nav > ul.nav-list {
        flex-wrap: wrap;
        gap: 4px 18px;
    }

    header nav > ul > li {
        line-height: 34px;
    }

    header nav > ul > li.active > a::after,
    header nav > ul > li > a.active::after {
        bottom: 0;
    }
}

@media (max-width: 768px) {
    header {
        flex-direction: column;
        padding: 12px 18px 14px;
    }

    header .logo img {
        height: 42px !important;
    }

    header nav > ul,
    header nav > ul.nav-list {
        justify-content: flex-start;
        gap: 2px 14px;
    }

    header nav > ul > li {
        font-size: 14px;
        line-height: 32px;
    }

    header nav ul li.dropdown .dropdown-menu,
    header .about-dropdown {
        min-width: 220px;
    }
}

/* 独立产品中心页面 */
.products-page-body {
    color: #17243a;
    background: #f4f7fb;
    font-family: Arial, "Microsoft YaHei", sans-serif;
}

.products-page-hero {
    padding: 88px 0 92px;
    background: linear-gradient(135deg, #05234a 0%, #005bac 58%, #0b78d0 100%);
}

.products-page-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    box-sizing: border-box;
}

.products-page-hero p {
    margin: 0 0 12px;
    color: #b9dcff;
    font-size: 18px;
    font-weight: 700;
    letter-spacing: 0;
}

.products-page-hero h1 {
    margin: 0 0 18px;
    color: #ffffff;
    font-size: 46px;
    font-weight: 700;
    line-height: 1.2;
}

.products-page-hero span {
    display: block;
    max-width: 760px;
    color: rgba(255, 255, 255, 0.9);
    font-size: 19px;
    line-height: 1.8;
}

.products-page-body .products {
    padding-top: 78px;
}

.products-page-body .product-list {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 26px;
    max-width: 1200px;
    margin: 38px auto 0;
}

.products-page-body .product {
    display: flex;
    flex-direction: column;
    min-height: 100%;
    overflow: hidden;
    background: #ffffff;
    border: 1px solid #e2e9f2;
    border-radius: 8px;
    box-shadow: 0 10px 28px rgba(13, 49, 86, 0.08);
    cursor: default;
    transition: transform 0.24s ease, box-shadow 0.24s ease, border-color 0.24s ease;
}

.products-page-body .product:hover {
    transform: translateY(-6px);
    border-color: #c7d9ee;
    box-shadow: 0 18px 36px rgba(13, 49, 86, 0.14);
}

.products-page-body .product-image {
    height: 210px;
    overflow: hidden;
    background: #e9f0f8;
}

.products-page-body .product-image a {
    display: block;
    width: 100%;
    height: 100%;
}

.products-page-body .product-image img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.28s ease;
}

.products-page-body .product-image-contain {
    padding: 18px;
    background: #f6f9fd;
    box-sizing: border-box;
}

.products-page-body .product-image-contain a {
    background: #ffffff;
}

.products-page-body .product-image-contain img {
    object-fit: contain;
}

.products-page-body .product:hover .product-image img {
    transform: scale(1.04);
}

.products-page-body .product:hover .product-image-contain img {
    transform: scale(1.01);
}

.products-page-body .product-content {
    display: flex;
    flex: 1;
    flex-direction: column;
    align-items: flex-start;
    padding: 22px 22px 24px;
    text-align: left;
}

.products-page-body .product-title-link {
    color: inherit;
    text-decoration: none;
}

.products-page-body .product h3 {
    min-height: 58px;
    margin: 0 0 12px;
    color: #12243a;
    font-size: 21px;
    font-weight: 700;
    line-height: 1.35;
}

.products-page-body .product-title-link:hover h3 {
    color: #005bac;
}

.products-page-body .product .product-intro {
    min-height: 70px;
    margin: 0 0 16px;
    padding: 0;
    color: #526273;
    font-size: 14px;
    font-weight: 400;
    line-height: 1.65;
    text-align: left;
}

.products-page-body .product-params {
    width: 100%;
    min-height: 132px;
    margin: 0 0 16px;
    padding: 14px 14px 12px;
    background: #f7fafd;
    border-left: 3px solid #005bac;
    box-sizing: border-box;
}

.products-page-body .product-params span {
    display: block;
    margin: 0 0 8px;
    color: #0a3f78;
    font-size: 13px;
    font-weight: 700;
}

.products-page-body .product-params ul {
    margin: 0;
    padding: 0;
    list-style: none;
}

.products-page-body .product-params li {
    position: relative;
    margin: 0 0 6px;
    padding-left: 12px;
    color: #43566a;
    font-size: 13px;
    line-height: 1.55;
    text-align: left;
}

.products-page-body .product-params li:last-child {
    margin-bottom: 0;
}

.products-page-body .product-params li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.68em;
    width: 4px;
    height: 4px;
    background: #005bac;
    border-radius: 50%;
}

.products-page-body .product .product-scenario {
    min-height: 44px;
    margin: 0 0 20px;
    padding: 0;
    color: #2f465e;
    font-size: 14px;
    font-weight: 600;
    line-height: 1.6;
    text-align: left;
}

.products-page-body .product-detail-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 112px;
    height: 38px;
    margin-top: auto;
    padding: 0 18px;
    color: #005bac;
    font-size: 14px;
    font-weight: 700;
    text-decoration: none;
    border: 1px solid #005bac;
    border-radius: 4px;
    transition: color 0.2s ease, background-color 0.2s ease;
}

.products-page-body .product-detail-btn:hover {
    color: #ffffff;
    background: #005bac;
}

.products-page-body .product-message {
    grid-column: 1 / -1;
    margin: 0;
    padding: 36px 20px;
    color: #526273;
    font-size: 16px;
    background: #ffffff;
    border-radius: 8px;
}

@media (max-width: 1024px) {
    .products-page-body .product-list {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 768px) {
    .products-page-hero {
        padding: 66px 0 70px;
    }

    .products-page-hero h1 {
        font-size: 36px;
    }

    .products-page-hero span {
        font-size: 16px;
    }

    .products-page-body .product-image {
        height: 190px;
    }
}

@media (max-width: 560px) {
    .products-page-body .product-list {
        grid-template-columns: 1fr;
    }
}


/* 公司简介页面升级 */
.company-page-body {
    background: #f4f7fb;
    color: #1e2f45;
}

.company-hero {
    min-height: 300px;
    display: flex;
    align-items: center;
    background:
        linear-gradient(115deg, rgba(0, 34, 78, 0.96), rgba(0, 91, 172, 0.9)),
        linear-gradient(45deg, rgba(255, 255, 255, 0.08) 25%, transparent 25%);
    color: #ffffff;
}

.company-hero-inner {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 58px 24px;
}

.company-hero p {
    margin: 0 0 12px;
    color: #8fd1ff;
    font-size: 18px;
    font-weight: 700;
    letter-spacing: 0;
}

.company-hero .company-hero-name {
    margin-bottom: 16px;
    color: #ffffff;
    font-size: 24px;
    font-weight: 700;
    line-height: 1.3;
}

.company-hero h1 {
    margin: 0 0 18px;
    color: #ffffff;
    font-size: 42px;
    line-height: 1.25;
}

.company-hero span {
    display: block;
    max-width: 780px;
    color: rgba(255, 255, 255, 0.88);
    font-size: 18px;
    line-height: 1.8;
}

.company-page {
    max-width: 1200px;
    margin: 0 auto;
    padding: 64px 24px 78px;
}

.company-section {
    margin-bottom: 64px;
}

.company-section:last-child {
    margin-bottom: 0;
}

.company-section-title {
    margin-bottom: 30px;
    text-align: center;
}

.company-section-title p {
    margin: 0 0 8px;
    color: #6f829b;
    font-size: 15px;
    font-weight: 700;
}

.company-section-title h2 {
    margin: 0;
    color: #0a3f78;
    font-size: 32px;
    line-height: 1.3;
}

.company-section-title-left {
    margin-bottom: 22px;
    text-align: left;
}

.company-overview-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(360px, 0.9fr);
    gap: 42px;
    align-items: stretch;
}

.company-overview-text {
    padding: 34px;
    background: #ffffff;
    border: 1px solid #e3eaf3;
    border-radius: 8px;
    box-shadow: 0 12px 28px rgba(0, 43, 92, 0.08);
}

.company-overview-text p {
    margin: 0 0 18px;
    color: #3d4f63;
    font-size: 16px;
    line-height: 1.9;
}

.company-overview-text p:last-child {
    margin-bottom: 0;
}

.company-main-image img {
    display: block;
    width: 100%;
    height: 100%;
    min-height: 100%;
    object-fit: cover;
    border-radius: 8px;
    box-shadow: 0 16px 34px rgba(0, 43, 92, 0.18);
}

.company-page-body .company-photo-box {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 28px;
    margin: 0;
}

.company-page-body .company-photo-box img {
    display: block;
    width: 100%;
    height: 330px;
    object-fit: cover;
    border-radius: 8px;
    box-shadow: 0 12px 28px rgba(0, 43, 92, 0.12);
}

.company-business {
    padding: 46px 34px;
    background: #ffffff;
    border-radius: 8px;
    box-shadow: 0 12px 28px rgba(0, 43, 92, 0.07);
}

.company-product-text {
    max-width: 980px;
    margin: 0 auto;
}

.company-product-text > p {
    margin: 0 0 34px;
    color: #333333;
    font-size: 18px;
    line-height: 1.8;
    text-align: center;
}

.company-product-columns {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 52px;
}

.company-product-columns ul {
    margin: 0;
    padding: 0;
    list-style: none;
}

.company-product-columns ul:first-child {
    padding-left: 54px;
}

.company-product-columns li {
    margin: 0 0 10px;
    color: #005bac;
    font-size: 22px;
    font-weight: 700;
    line-height: 1.45;
}

.company-product-columns li:last-child {
    margin-bottom: 0;
}

.company-card-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
}

.company-advantage-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 22px;
}

.company-card,
.company-advantage-card {
    position: relative;
    min-height: 118px;
    padding: 24px 22px;
    background: #ffffff;
    border: 1px solid #e3eaf3;
    border-radius: 8px;
    box-shadow: 0 10px 24px rgba(0, 43, 92, 0.08);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.company-card::before,
.company-advantage-card::before {
    content: "";
    display: block;
    width: 42px;
    height: 42px;
    margin: 0 0 18px;
    border-radius: 50%;
    background: linear-gradient(135deg, #005bac, #31a8ff);
    box-shadow: 0 10px 20px rgba(0, 91, 172, 0.22);
}

.company-card::after,
.company-advantage-card::after {
    content: "";
    position: absolute;
    left: 36px;
    top: 38px;
    width: 14px;
    height: 14px;
    border: 2px solid rgba(255, 255, 255, 0.9);
    border-radius: 50%;
}

.company-card:hover,
.company-advantage-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 16px 32px rgba(0, 43, 92, 0.14);
}

.company-card h3,
.company-advantage-card h3 {
    margin: 0;
    color: #0a3f78;
    font-size: 20px;
    line-height: 1.45;
}

.company-advantage-card p {
    margin: 12px 0 0;
    color: #53677f;
    font-size: 15px;
    line-height: 1.7;
}

.company-advantage-text {
    max-width: 980px;
    margin: 0 auto;
    padding: 4px 0 4px 24px;
    border-left: 4px solid #005bac;
    color: #3d4f63;
    font-size: 18px;
    line-height: 2.05;
    text-align: left;
}

.company-advantage-text p {
    margin: 0;
}

@media (max-width: 1024px) {
    .company-overview-grid {
        grid-template-columns: 1fr;
    }

    .company-card-grid,
    .company-advantage-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 768px) {
    .company-hero {
        min-height: 240px;
    }

    .company-hero-inner {
        padding: 42px 18px;
    }

    .company-hero h1 {
        font-size: 32px;
    }

    .company-hero p,
    .company-hero span {
        font-size: 15px;
    }

    .company-page {
        padding: 42px 16px 58px;
    }

    .company-section {
        margin-bottom: 42px;
    }

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

    .company-overview-text,
    .company-business {
        padding: 26px 18px;
    }

    .company-main-image img,
    .company-page-body .company-photo-box img {
        height: 220px;
    }

    .company-page-body .company-photo-box,
    .company-product-columns,
    .company-card-grid,
    .company-advantage-grid {
        grid-template-columns: 1fr;
    }

    .company-product-text > p {
        margin-bottom: 24px;
        font-size: 16px;
        text-align: left;
    }

    .company-product-columns {
        gap: 10px;
    }

    .company-product-columns ul:first-child {
        padding-left: 0;
    }

    .company-product-columns li {
        font-size: 18px;
    }

    .company-card,
    .company-advantage-card {
        min-height: auto;
    }
}

/* 统一产品详情页 */
.product-detail-unified {
    background-color: #f4f7fb;
}

.product-detail-unified .product-page {
    max-width: 1200px;
    margin: 0 auto;
    padding: 48px 24px 76px;
}

.product-title-panel {
    margin-bottom: 28px;
    padding: 34px 38px;
    background: linear-gradient(135deg, #f7fbff 0%, #ffffff 100%);
    border: 1px solid #e1eaf4;
    border-left: 5px solid #005bac;
    border-radius: 8px;
    box-shadow: 0 10px 24px rgba(0, 43, 92, 0.08);
}

.product-title-panel p {
    margin: 0 0 10px;
    color: #6f829b;
    font-size: 14px;
    font-weight: 700;
}

.product-title-panel h1 {
    margin: 0 0 12px;
    color: #0a3f78;
    font-size: 34px;
    line-height: 1.32;
}

.product-title-panel span {
    display: block;
    color: #4f6278;
    font-size: 17px;
    line-height: 1.7;
}

.product-main-panel {
    display: grid;
    grid-template-columns: minmax(320px, 0.9fr) minmax(0, 1.1fr);
    gap: 32px;
    align-items: stretch;
    margin-bottom: 28px;
}

.product-main-image,
.product-main-text,
.product-info-section {
    background: #ffffff;
    border: 1px solid #e3eaf3;
    border-radius: 8px;
    box-shadow: 0 10px 24px rgba(0, 43, 92, 0.07);
}

.product-main-image {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 320px;
    padding: 24px;
}

.product-main-image img {
    display: block;
    width: 100%;
    max-height: 300px;
    object-fit: contain;
    border-radius: 6px;
}

.product-main-text {
    padding: 30px 32px;
}

.product-main-text h2,
.product-info-section h2 {
    margin: 0 0 18px;
    color: #0a3f78;
    font-size: 24px;
    line-height: 1.35;
}

.product-main-text p,
.product-info-section p {
    margin: 0 0 14px;
    color: #3d4f63;
    font-size: 16px;
    line-height: 1.9;
}

.product-main-text p:last-child,
.product-info-section p:last-child {
    margin-bottom: 0;
}

.product-info-section {
    margin-bottom: 28px;
    padding: 30px 32px;
}

.product-param-table {
    width: 100%;
    border-collapse: collapse;
    overflow: hidden;
    border: 1px solid #dfe9f4;
    border-radius: 8px;
    font-size: 15px;
}

.product-param-table th,
.product-param-table td {
    padding: 13px 16px;
    border-bottom: 1px solid #dfe9f4;
    color: #36506a;
    line-height: 1.65;
    text-align: left;
    vertical-align: top;
}

.product-param-table th {
    color: #ffffff;
    background: #005bac;
    font-weight: 700;
}

.product-param-table tr:last-child td {
    border-bottom: 0;
}

.product-param-table td:first-child {
    width: 210px;
    color: #0a3f78;
    font-weight: 700;
    background: #f5f9fd;
}

.product-scene-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.product-scene-list li {
    padding: 8px 13px;
    color: #005bac;
    background: #edf6ff;
    border: 1px solid #cfe5fb;
    border-radius: 4px;
    font-size: 15px;
    line-height: 1.5;
}

.product-image-gallery {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}

.product-image-gallery img {
    display: block;
    width: 100%;
    height: 220px;
    object-fit: contain;
    background: #f5f8fc;
    border: 1px solid #e3eaf3;
    border-radius: 8px;
}

.product-page-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    justify-content: center;
    margin-top: 36px;
}

.product-page-actions a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 142px;
    height: 42px;
    padding: 0 22px;
    color: #005bac;
    background: #ffffff;
    border: 1px solid #005bac;
    border-radius: 4px;
    font-size: 15px;
    font-weight: 700;
    text-decoration: none;
    transition: color 0.2s ease, background-color 0.2s ease;
}

.product-page-actions a:hover {
    color: #ffffff;
    background: #005bac;
}

@media (max-width: 768px) {
    .product-detail-unified .product-page {
        padding: 30px 16px 54px;
    }

    .product-title-panel {
        padding: 26px 20px;
    }

    .product-title-panel h1 {
        font-size: 26px;
    }

    .product-title-panel span {
        font-size: 15px;
    }

    .product-main-panel {
        grid-template-columns: 1fr;
    }

    .product-main-image {
        min-height: auto;
        padding: 18px;
    }

    .product-main-image img {
        max-height: 240px;
    }

    .product-main-text,
    .product-info-section {
        padding: 24px 18px;
    }

    .product-param-table,
    .product-param-table tbody,
    .product-param-table tr,
    .product-param-table th,
    .product-param-table td {
        display: block;
        width: 100%;
        box-sizing: border-box;
    }

    .product-param-table th:nth-child(2) {
        display: none;
    }

    .product-param-table td:first-child {
        width: 100%;
        border-bottom: 0;
    }

    .product-image-gallery {
        grid-template-columns: 1fr;
    }

.product-image-gallery img {
        height: 190px;
    }
}

/* Active unified footer */
.site-footer {
    margin-top: 56px !important;
    padding: 0 !important;
    overflow: hidden;
    background: radial-gradient(circle at 20% 0%, rgba(22, 119, 255, 0.16), transparent 28%),
        linear-gradient(135deg, #061526 0%, #071b34 58%, #08213f 100%) !important;
    color: #d9e6f4 !important;
    font-size: 14px;
}

/* Global image preview */
.zoomable-img {
    cursor: pointer;
    transition: transform 0.22s ease, box-shadow 0.22s ease, filter 0.22s ease;
}

.zoomable-img:hover {
    transform: scale(1.015);
    box-shadow: 0 10px 24px rgba(0, 43, 92, 0.18);
    filter: brightness(1.02);
}

body.global-image-modal-open {
    overflow: hidden;
}

.global-image-modal {
    position: fixed;
    inset: 0;
    z-index: 10000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 64px 24px 28px;
    background: rgba(0, 0, 0, 0.86);
}

.global-image-modal.is-open {
    display: flex;
}

.global-image-modal img {
    display: block;
    width: auto;
    max-width: min(94vw, 1600px);
    height: auto;
    max-height: 88vh;
    object-fit: contain;
    border-radius: 6px;
    background: #ffffff;
    box-shadow: 0 24px 70px rgba(0, 0, 0, 0.48);
}

.global-image-close {
    position: fixed;
    top: 18px;
    right: 28px;
    width: 48px;
    height: 48px;
    padding: 0;
    color: #ffffff;
    background: transparent;
    border: 0;
    border-radius: 50%;
    font: 300 46px/44px Arial, sans-serif;
    cursor: pointer;
}

.global-image-close:hover,
.global-image-close:focus-visible {
    color: #8fc7ff;
    outline: 2px solid #8fc7ff;
    outline-offset: 2px;
}

/* 全站中英文切换 */
.site-language-switch {
    display: flex;
    flex: 0 0 auto;
    align-items: center;
    justify-content: center;
    gap: 6px;
    margin-left: 20px;
    padding-left: 20px;
    color: #68788d;
    font-size: 13px;
    line-height: 1.5;
    white-space: nowrap;
    border-left: 1px solid #dce5ef;
}

.site-language-label {
    color: #7b899b;
    font-size: 12px;
}

.site-language-button {
    padding: 3px 2px;
    color: #53657a;
    background: transparent;
    border: 0;
    border-bottom: 2px solid transparent;
    border-radius: 0;
    font: inherit;
    font-weight: 600;
    cursor: pointer;
    transition: color 0.2s ease, border-color 0.2s ease;
}

.site-language-button:hover,
.site-language-button:focus-visible,
.site-language-button.is-active {
    color: #005bac;
    border-bottom-color: #1677ff;
}

.site-language-button:focus-visible {
    outline: 2px solid #2f93ff;
    outline-offset: 3px;
}

.site-language-separator {
    color: #a5b1bf;
}

@media (max-width: 1280px) {
    header {
        padding-right: 28px;
        padding-left: 28px;
    }

    header nav > ul,
    header nav > ul.nav-list {
        gap: 18px;
    }

    .site-language-label {
        display: none;
    }

    .site-language-switch {
        margin-left: 14px;
        padding-left: 14px;
    }
}

@media (max-width: 1180px) {
    header nav {
        flex: 1 1 auto;
        justify-content: flex-end;
    }

    .site-language-button {
        font-size: 0;
    }

    .site-language-button::after {
        content: attr(data-short-label);
        font-size: 12px;
    }
}

@media (max-width: 768px) {
    .global-image-modal {
        padding: 62px 14px 20px;
    }

    .global-image-modal img {
        max-width: 96vw;
        max-height: 82vh;
    }

    .global-image-close {
        top: 10px;
        right: 12px;
    }

    header {
        padding-top: 12px;
    }

    header nav {
        width: 100%;
    }

    .site-language-switch {
        position: absolute;
        top: 16px;
        right: 18px;
        margin: 0;
        padding: 5px 8px;
        background: #f4f8fc;
        border: 1px solid #dce7f2;
        border-radius: 4px;
    }
}

.site-footer::before,
.site-footer::after {
    display: none !important;
}

.site-footer a {
    color: inherit;
    text-decoration: none;
}

.site-footer a:hover {
    color: #1677ff;
}

.footer-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 38px 24px 30px;
    display: grid;
    grid-template-columns: minmax(270px, 1.2fr) minmax(120px, 0.65fr) minmax(310px, 1.2fr) minmax(150px, 0.6fr);
    gap: 44px;
    align-items: start;
}

.footer-column {
    min-width: 0;
}

.footer-company {
    text-align: left;
    display: grid;
    grid-template-columns: 92px 1fr;
    column-gap: 16px;
    align-items: center;
}

.footer-logo {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    grid-row: 1 / span 2;
    width: 92px;
    height: 54px;
    padding: 0;
    margin: 0;
    background: transparent;
    border-radius: 0;
}

.footer-logo img {
    display: block;
    width: 92px;
    max-height: 54px;
    object-fit: contain;
}

.footer-company h3 {
    margin: 0;
    color: #ffffff;
    font-size: 20px;
    font-weight: 700;
    line-height: 1.35;
}

.footer-company-en {
    margin: 6px 0 0 !important;
    max-width: none !important;
    color: #9fb8d2 !important;
    font-size: 12px !important;
    line-height: 1.5 !important;
}

.footer-company > p:not(.footer-company-en) {
    grid-column: 1 / -1;
    max-width: 320px;
    margin: 22px 0 0;
    color: #c4d3e5;
    font-size: 14px;
    line-height: 1.9;
}

.footer-column h4 {
    position: relative;
    display: inline-block;
    margin: 0 0 24px;
    padding: 0 0 13px;
    color: #ffffff;
    font-size: 18px;
    font-weight: 700;
    line-height: 1.25;
}

.footer-column h4::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 38px;
    height: 3px;
    border-radius: 999px;
    background: #1677ff;
    transform: none;
}

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

.footer-links {
    display: grid;
    gap: 12px;
}

.footer-links a {
    display: inline-block;
    color: #d9e6f4;
    font-size: 14px;
    font-weight: 500;
    line-height: 1.45;
    white-space: nowrap;
}

.footer-contact-list {
    display: grid;
    gap: 10px;
}

.footer-contact-list li {
    margin: 0;
    color: #c4d3e5;
    font-size: 14px;
    line-height: 1.7;
    display: grid;
    grid-template-columns: 24px minmax(0, 1fr);
    column-gap: 10px;
    align-items: start;
}

.footer-contact-list strong {
    display: block;
    width: 22px;
    height: 22px;
    margin-top: 1px;
    overflow: hidden;
    color: transparent;
    font-size: 0;
    background-repeat: no-repeat;
    background-position: center;
    background-size: 21px 21px;
}

.footer-contact-list li:nth-child(1) strong {
    background-image: url("assets/icon-smartphone.svg");
}

.footer-contact-list li:nth-child(2) strong {
    background-image: url("assets/icon-phone.svg");
}

.footer-contact-list li:nth-child(3) strong {
    background-image: url("assets/icon-mail.svg");
}

.footer-contact-list li:nth-child(4) strong {
    background-image: url("assets/icon-map-pin.svg");
}

.footer-contact-list a,
.footer-contact-list span {
    color: #c4d3e5;
    overflow-wrap: anywhere;
    min-width: 0;
}

.footer-qrcode {
    text-align: left;
}

.footer-qrcode h4::after {
    left: 0;
    transform: none;
}

.footer-qrcode-box {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 130px;
    height: 130px;
    padding: 7px;
    background: #ffffff;
    border-radius: 6px;
    box-sizing: border-box;
}

.footer-qrcode img {
    display: block;
    width: 116px;
    height: 116px;
    object-fit: contain;
}

.footer-qrcode p {
    width: 130px;
    margin: 12px 0 0;
    color: #ffffff;
    font-size: 14px;
    font-weight: 700;
    line-height: 1.55;
    text-align: center;
}

.footer-bottom {
    max-width: 1200px;
    margin: 0 auto;
    padding: 16px 24px 18px;
    border-top: 1px solid rgba(255, 255, 255, 0.14);
    color: #9fb1c5;
    font-size: 13px;
    line-height: 1.6;
    text-align: center;
}

.footer-bottom p {
    margin: 0;
    padding: 0;
}

@media (max-width: 1000px) {
    .footer-inner {
        grid-template-columns: 1fr 1fr;
        gap: 30px;
    }
}

@media (max-width: 768px) {
    .site-footer {
        margin-top: 40px !important;
    }

    .footer-inner {
        grid-template-columns: 1fr;
        gap: 26px;
        padding: 30px 20px 24px;
    }

    .footer-company > p:not(.footer-company-en) {
        max-width: none;
    }

    .footer-company {
        grid-template-columns: 74px 1fr;
        column-gap: 12px;
    }

    .footer-logo,
    .footer-logo img {
        width: 74px;
    }

    .footer-logo {
        height: 46px;
    }

    .footer-logo img {
        max-height: 46px;
    }

    .footer-bottom {
        padding: 13px 20px 16px;
        font-size: 12px;
    }
}
/* 首页公司简介区域优化 */
.company {
    padding: 80px 0 90px;
    background: linear-gradient(180deg, #eef7ff 0%, #f7fbff 100%);
    text-align: center;
}

/* 控制内容宽度，让左右空白更大 */
.company h2,
.company p {
    max-width: 1180px;
    margin-left: auto;
    margin-right: auto;
}

.company h2 {
    font-size: 36px;
    color: #0b2a4a;
    margin-bottom: 28px;
    font-weight: 700;
}

.company p {
    font-size: 21px;
    line-height: 1.9;
    color: #10233f;
    padding: 0 40px;
}

/* 高级版查看更多按钮 */
.more-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-top: 34px;
    padding: 15px 46px;
    border-radius: 999px;
    background: linear-gradient(135deg, #005bac, #00a6ff);
    color: #ffffff;
    font-size: 20px;
    font-weight: 600;
    text-decoration: none;
    letter-spacing: 1px;
    box-shadow: 0 10px 24px rgba(0, 91, 172, 0.28);
    transition: all 0.35s ease;
    position: relative;
    overflow: hidden;
}

/* 按钮右侧箭头 */
.more-btn::after {
    content: " →";
    margin-left: 8px;
    transition: transform 0.35s ease;
}

/* 按钮光效 */
.more-btn::before {
    content: "";
    position: absolute;
    top: 0;
    left: -80%;
    width: 50%;
    height: 100%;
    background: linear-gradient(
            120deg,
            transparent,
            rgba(255,255,255,0.45),
            transparent
    );
    transform: skewX(-25deg);
    transition: left 0.65s ease;
}

.more-btn:hover {
    transform: translateY(-4px);
    box-shadow: 0 16px 34px rgba(0, 91, 172, 0.38);
    background: linear-gradient(135deg, #004a90, #008fe0);
}

.more-btn:hover::before {
    left: 130%;
}

.more-btn:hover::after {
    transform: translateX(5px);
}
/* 首页公司简介高级卡片版 */
.company {
    background: linear-gradient(180deg, #eef7ff 0%, #f8fbff 100%);
    padding: 90px 20px 100px;
    text-align: center;
}

/* 给公司简介做一个居中内容盒子 */
.company h2,
.company p,
.company .more-btn {
    position: relative;
    z-index: 2;
}

.company h2 {
    font-size: 36px;
    color: #0b2a4a;
    margin: 0 auto 28px;
    font-weight: 700;
    text-align: center;
}

/* 标题下面加短线，更高级 */
.company h2::after {
    content: "";
    display: block;
    width: 72px;
    height: 4px;
    background: linear-gradient(90deg, #005bac, #00a6ff);
    border-radius: 10px;
    margin: 16px auto 0;
}

/* 重点：文字区域收窄居中 */
.company p {
    max-width: 980px !important;
    margin: 0 auto !important;
    padding: 0 20px;
    font-size: 20px;
    line-height: 2;
    color: #26384f;
    text-align: center !important;
    letter-spacing: 0.5px;
}

/* 按钮高级版 */
.more-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin: 38px auto 0;
    padding: 14px 46px;
    border-radius: 999px;
    background: linear-gradient(135deg, #005bac, #00a6ff);
    color: #ffffff !important;
    font-size: 19px;
    font-weight: 600;
    text-decoration: none;
    letter-spacing: 1px;
    box-shadow: 0 12px 26px rgba(0, 91, 172, 0.28);
    transition: all 0.35s ease;
    overflow: hidden;
}

.more-btn::after {
    content: " →";
    margin-left: 8px;
    transition: transform 0.35s ease;
}

.more-btn:hover {
    transform: translateY(-4px);
    box-shadow: 0 18px 36px rgba(0, 91, 172, 0.38);
}

.more-btn:hover::after {
    transform: translateX(5px);
}
.banner-animate {
    position: relative;
    overflow: hidden;
}

.banner-animate > img {
    width: 100%;
    display: block;
}

/* 这里控制文字位置 */
.banner-animate .banner-text {
    position: absolute;
    left: 10.5%;
    top: 20%;
    z-index: 5;
    color: #ffffff;
    max-width: 900px;
}

.banner-title {
    margin: 0 0 18px;
    color: #ffffff;
    font-size: 52px;
    font-weight: 800;
    line-height: 1.25;
    opacity: 0;
    transform: translateX(-35px);
    animation: bannerTitleIn .9s ease forwards;
}

.banner-en {
    color: #ffffff;
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 26px;
    opacity: 0;
    transform: translateX(-25px);
    animation: bannerTitleIn .9s ease forwards .25s;
}

.banner-desc {
    color: #ffffff;
    font-size: 26px;
    line-height: 1.7;
    margin: 0 0 28px;
    opacity: 0;
    transform: translateY(16px);
    animation: bannerFadeUp .9s ease forwards .45s;
}

.banner-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-bottom: 34px;
}

.banner-tags span {
    padding: 10px 22px;
    border: 1px solid rgba(255,255,255,.55);
    border-radius: 6px;
    background: rgba(255,255,255,.12);
    color: #ffffff;
    font-weight: bold;
    opacity: 0;
    transform: translateY(16px);
    animation: bannerTagIn .55s ease forwards;
    transition: all .3s ease;
}

.banner-tags span:nth-child(1) { animation-delay: .7s; }
.banner-tags span:nth-child(2) { animation-delay: .85s; }
.banner-tags span:nth-child(3) { animation-delay: 1s; }
.banner-tags span:nth-child(4) { animation-delay: 1.15s; }
.banner-tags span:nth-child(5) { animation-delay: 1.3s; }

.banner-tags span:hover {
    transform: translateY(-4px);
    border-color: #66ccff;
    box-shadow: 0 0 18px rgba(0,160,255,.45);
}

.banner-actions {
    display: flex;
    gap: 18px;
    opacity: 0;
    transform: translateY(16px);
    animation: bannerFadeUp .9s ease forwards 1.45s;
}

.banner-btn {
    position: relative;
    overflow: hidden;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 170px;
    height: 52px;
    padding: 0 28px;
    border-radius: 6px;
    color: #ffffff;
    font-size: 18px;
    font-weight: bold;
    text-decoration: none;
    transition: all .35s ease;
}

.banner-btn-main {
    background: linear-gradient(135deg, #0078ff, #00b4ff);
    box-shadow: 0 10px 24px rgba(0,120,255,.32);
}

.banner-btn-ghost {
    border: 1px solid rgba(255,255,255,.75);
    background: rgba(255,255,255,.08);
}

.banner-btn::before {
    content: "";
    position: absolute;
    top: 0;
    left: -80%;
    width: 48%;
    height: 100%;
    background: linear-gradient(120deg, transparent, rgba(255,255,255,.55), transparent);
    transform: skewX(-25deg);
    transition: left .65s ease;
    pointer-events: none;
}

.banner-btn:hover {
    transform: translateY(-5px);
    box-shadow: 0 16px 36px rgba(0,120,255,.42);
}

.banner-btn:hover::before {
    left: 130%;
}

.banner-line {
    width: 460px;
    max-width: 80%;
    height: 2px;
    margin-top: 34px;
    background: linear-gradient(90deg, transparent, rgba(0,190,255,.95), transparent);
    animation: bannerLineGlow 2.6s ease-in-out infinite;
}

@keyframes bannerTitleIn {
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes bannerFadeUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes bannerTagIn {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes bannerLineGlow {
    0%, 100% {
        opacity: .35;
        transform: scaleX(.85);
    }
    50% {
        opacity: 1;
        transform: scaleX(1);
    }
}