/* ===== 头部 ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-h);
    z-index: 1000;
    background-color: #ffffff;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
}
.header .container-1 {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
}
.header .logo {
    width: 165px;
    height: 53px;
    flex: 0 0 auto;
}
.header .logo a {
    display: block;
    width: 100%;
    height: 100%;
}
.header .logo img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

/* 导航容器 */
.nav-wrap {
    display: flex;
}

/* 一级导航列表 */
.header .nav-list {
    display: flex;
    width: 100%;
}
/* 一级导航项 */
.header .nav-item {
    position: relative; /* 下拉菜单定位父级 */
}
/* 一级导航链接 */
.header .nav-item .nav-link {
    display: block;
    width: 100%;
    height: 100%;
    padding: 0 24px;
    line-height: var(--header-h);
    color: #595555;
    font-size: 18px;
    font-weight: bold;
    transition: background 0.3s ease;
}
.header .nav-item:hover .nav-link {
    background: #f5f7fa;
}
/* 下拉子菜单 默认隐藏 */
.header .nav-item .sub-nav {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 220px;
    background: #fff;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    border-radius: 0 0 6px 6px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    transition: all 0.25s ease;
    z-index: 999;
}
/* 悬浮显示下拉菜单 */
.header .nav-item:hover .sub-nav {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}
/* 子菜单链接 */
.header .nav-item .sub-nav .sub-link {
    display: block;
    padding: 12px 24px;
    color: #333;
    font-size: 14px;
    transition: background 0.2s;
}
.header .nav-item .sub-nav .sub-link:hover {
    background: #f5f7fa;
    color: #4F89E8;
}

.header .nav-lianxi {
    font-size: 16px;
    color: #4F89E8;
    line-height: 30px;
    flex: 0 0 auto;
}
.header .nav-lianxi i {
    margin-right: 10px;
}
/* ===== 头部END ===== */

/* ===== 新增：汉堡按钮（默认隐藏，仅移动端显示） ===== */
.menu-toggle {
    display: none;
    position: relative;
    z-index: 1002;
    width: 44px;
    height: 44px;
    border: 0;
    background: transparent;
    cursor: pointer;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 5px;
    -webkit-tap-highlight-color: transparent;
}
.menu-toggle span {
    display: block;
    width: 26px;
    height: 2px;
    background: #0b1a2e;
    border-radius: 2px;
    transition: transform 0.3s ease, opacity 0.3s ease;
}
.menu-toggle.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}
.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}
.menu-toggle.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* ===== 新增：抽屉遮罩 ===== */
.nav-mask {
    position: fixed;
    inset: 0;
    background: rgba(11, 26, 46, 0.5);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    z-index: 900; /* 低于 header(1000)，所以顶部导航条不会被遮罩盖住 */
}
.nav-mask.active {
    opacity: 1;
    visibility: visible;
}

/* =========================================================
平板  768px ~ 1023px  —— 横向导航（紧凑版）
========================================================= */
@media (min-width: 768px) and (max-width: 1023px) {
    .header .logo {
        width: 110px;
        height: 38px;
    }
    .header .nav-item .nav-link {
        padding: 0 8px;
        font-size: 13px;
    }
/* 空间不足，隐藏联系方式（移动端抽屉里仍可见） */
    .header .nav-lianxi {
        display: none;
    }
    .header .nav-item .sub-nav {
        min-width: 190px;
    }
    .header .nav-item .sub-nav .sub-link {
        padding: 10px 16px;
        font-size: 13px;
    }
}

/* =========================================================
           小桌面 1024px ~ 1279px —— 横向导航（轻微缩小）
========================================================= */
@media (min-width: 1024px) and (max-width: 1279px) {
    .header .logo {
        width: 140px;
        height: 45px;
    }
    .header .nav-item .nav-link {
        padding: 0 14px;
        font-size: 15px;
    }
    .header .nav-lianxi {
        font-size: 13px;
        line-height: 24px;
    }
}

/* =========================================================
           移动端 ≤ 767px —— 汉堡按钮 + 抽屉菜单
========================================================= */
@media (max-width: 767px) {
    :root {
        --header-h: 64px;
    }
    
    .header .logo {
        width: 120px;
        height: 40px;
    }

    /* 显示汉堡按钮 */
        .menu-toggle {
            display: flex;
        }
    
    /* ---------- 抽屉容器 ---------- */
    .header .nav-wrap {
        position: fixed;
        top: 0;
        right: 0;
        width: min(84vw, 340px);
        height: 100%;
        background: #fff;
        display: flex;
        flex-direction: column;
        padding: calc(var(--header-h) + 4px) 0 24px;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
        transform: translateX(105%);
        visibility: hidden;
        transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1),
                    visibility 0.35s;
        box-shadow: -8px 0 30px rgba(0, 0, 0, 0.15);
    }
    .header .nav-wrap.active {
        transform: translateX(0);
        visibility: visible;
    }
    
    /* ---------- 抽屉内的一级导航 ---------- */
    .header .nav-list {
        display: flex;
        flex-direction: column;
        width: 100%;
        flex: 0 0 auto;
    }
    .header .nav-item {
        width: 100%;
        border-bottom: 1px solid #eef2f7;
    }
    .header .nav-item .nav-link {
        height: auto;
        padding: 16px 22px;
        line-height: 1.4;
        font-size: 16px;
        color: #333;
    }
    .header .nav-item:hover .nav-link {
        background: transparent;
    }
    
    /* ---------- 手风琴子菜单 ---------- */
    .header .nav-item .sub-nav {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        min-width: 0;
        width: 100%;
        box-shadow: none;
        border-radius: 0;
        background: #f7f9fc;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.35s ease;
        z-index: auto;
    }
    .header .nav-item.open .sub-nav {
        max-height: 800px;
    }
    .header .nav-item .sub-nav .sub-link {
        padding: 12px 22px 12px 36px;
        font-size: 14px;
    }
    
    /* ---------- 抽屉底部联系方式 ---------- */
    .header .nav-lianxi {
        width: 100%;
        margin-top: auto; /* 推到底部 */
        padding: 20px 22px;
        font-size: 14px;
        line-height: 26px;
        border-top: 1px solid #eef2f7;
    }
}
/* ===== 头部END ===== */
/* ===== banner ===== */
.container-full {
    width: 100%;
    max-width: 100%;
}

.container-2 {
    margin-bottom: 70px;
    padding-top: var(--header-h); /* PC 端 = 80px，与原样式一致 */
}

.video-container {
    width: 100%;
    /* 兼容写法：不支持的浏览器用 vh，支持的用 dvh */
    height: calc(100vh - var(--header-h));
    height: calc(100dvh - var(--header-h));
    position: relative;
    overflow: hidden;
    background: #0b1a2e; /* 视频未加载时的占位底色 */
}

.video-container video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}
        /* ===== banner END ===== */

        /* ===================================================
           响应式适配：平板
           768px ~ 1024px —— 保留 80px 头部高度，仅微调间距
           =================================================== */
@media (min-width: 768px) and (max-width: 1024px) {
    .container-2 {
    margin-bottom: 60px;
    }
}

        /* ===================================================
           响应式适配：移动端（手机竖屏 / 小屏）
           ≤ 767px —— 头部高度降为 64px，与原移动端 padding-top 一致
           =================================================== */
@media (max-width: 767px) {
    :root {
        --header-h: 64px;
    }
    .container-2 {
        margin-bottom: 40px;
        padding-top: var(--header-h);
    }
    .video-container {
        /* 使用 svh：避免移动端浏览器地址栏收起/展开时高度跳动 */
        height: calc(100vh - var(--header-h));
        height: calc(100svh - var(--header-h));
        /* 保证极小屏下也有可视高度 */
        min-height: 240px;
    }
    .wide-card {
        transform: translateY(48px);
    }
}

        /* ===================================================
           响应式适配：手机横屏（高度很矮的场景）
           =================================================== */
@media (max-width: 900px) and (orientation: landscape) and (max-height: 500px) {
    :root {
        --header-h: 48px;
    }
    .container-2 {
        margin-bottom: 32px;
    }
    .video-container {
        min-height: 200px;
    }
}

        /* ===================================================
           无障碍：用户开启"减少动态效果"时关闭动画
           =================================================== */
@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
    .wide-card {
        opacity: 1;
        transform: none;
        transition: none;
    }
}
/* ===== product 展示（移动优先：默认每排 2 个） ===== */
.container-3 {
    margin-bottom: 40px;
}
.container-3 .container h2 {
    font-weight: bold;
    font-size: 50px;
    color: #444444;
    line-height: 68px;
}
.container-3 .container p {
    margin-bottom: 30px;
    font-size: 20px;
    color: #767676;
    line-height: 29px;
}
.container-3 .container .product-full ul {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    /* 两列时行间距由 li 的 margin-bottom 控制 */
    row-gap: 0;
}
.container-3 .container .product-full ul li {
    margin-bottom: 30px;
    /* 默认（移动端 / 平板）：每排 2 个 */
    width: 48%;
    border-radius: 10px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
    transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1),
                box-shadow 0.35s ease;
    cursor: pointer;
    will-change: transform;
}
.container-3 .container .product-full ul li:hover {
    transform: translateY(-6px);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.10);
}
.container-3 .container .product-full ul li a {
    display: block;
    width: 100%;
    height: 100%;
    color: #444444;
    font-size: 22px;
    line-height: 50px;
    border-radius: 10px;
    overflow: hidden;
}
.container-3 .container .product-full ul li a .product-box {
    width: 100%;
    height: 260px;
    overflow: hidden;
}
.container-3 .container .product-full ul li a .product-box img {
    width: 100%;
    height: 100%;
    object-fit: cover;      /* 保持比例填充容器 */
    transition: transform 0.4s ease;
    display: block;
}
.container-3 .container .product-full ul li a:hover {
    color: #4F89E8;
    transition: color 0.4s ease;
}
.container-3 .container .product-full ul li a:hover img {
    transform: scale(1.08);
}
.container-3 .container .product-full ul li h4 {
    padding: 0 20px;
}

/* ==========================================================
   响应式适配
   移动端 / 平板：每排 2 个（默认样式已满足）
   PC（≥1025px）：每排 3 个 —— 完全保持原有 PC 视觉
   ========================================================== */

/* ---------- PC 端：每排 3 个，样式与原版一致 ---------- */
@media (min-width: 1025px) {
    .container-3 .container .product-full ul li {
        width: 32%;
    }
}

/* ---------- 平板（768px ~ 1024px）：每排 2 个 ---------- */
@media (max-width: 1024px) {
    /* 标题、正文适当缩小，避免过大 */
    .container-3 .container h2 {
        font-size: 38px;
        line-height: 52px;
    }
    .container-3 .container p {
        font-size: 17px;
        line-height: 26px;
        margin-bottom: 24px;
    }

    /* 卡片文字缩小一档 */
    .container-3 .container .product-full ul li a {
        font-size: 19px;
        line-height: 44px;
    }

    /* 图片改为按比例自适应，避免固定 260px 被拉扁 */
    .container-3 .container .product-full ul li a .product-box {
        height: auto;
        aspect-ratio: 16 / 10;
    }
}

/* ---------- 手机（≤767px）：每排 2 个 ---------- */
@media (max-width: 767px) {
    .container-3 {
        margin-bottom: 24px;
    }
    .container-3 .container h2 {
        font-size: 24px;
        line-height: 34px;
    }
    .container-3 .container p {
        font-size: 14px;
        line-height: 22px;
        margin-bottom: 18px;
    }

    /* 卡片间距收紧，保证两列不挤 */
    .container-3 .container .product-full ul li {
        width: 48%;
        margin-bottom: 14px;
        border-radius: 8px;
        box-shadow: 0 4px 14px rgba(0, 0, 0, 0.07);
    }

    /* 移动端取消悬浮上浮，改用点击缩放反馈 */
    .container-3 .container .product-full ul li:hover {
        transform: none;
        box-shadow: 0 4px 14px rgba(0, 0, 0, 0.07);
    }
    .container-3 .container .product-full ul li a:active img {
        transform: scale(1.06);
    }

    .container-3 .container .product-full ul li a {
        font-size: 14px;
        line-height: 1.4;
        border-radius: 8px;
    }

    .container-3 .container .product-full ul li a .product-box {
        height: auto;
        aspect-ratio: 4 / 3;
    }

    /* 文字区域改为内边距 + 正常行高，长标题自动换行不重叠 */
    .container-3 .container .product-full ul li h4 {
        padding: 8px 10px 10px;
        font-size: 14px;
        line-height: 1.35;
    }
}

/* ---------- 超小屏（≤360px）：再缩小一档字号 ---------- */
@media (max-width: 360px) {
    .container-3 .container h2 {
        font-size: 21px;
        line-height: 30px;
    }
    .container-3 .container .product-full ul li h4 {
        font-size: 13px;
    }
}
/* ===== product展示 END===== */

/* 标志性产品 */
.container-3-1 {
    padding: 50px 0 40px 0;
    background-image: url(../image/sy-iconic-bj.png);
    background-size: 100% 100%;
    background-position: center;
    background-repeat: no-repeat;
}
.container-3-1 .container-3-1-con {
    margin: 0 auto;
    width: 90%;
    overflow: hidden;
}
.container-3-1 #certify {
	position: relative;
    width: 100%;
}
.container-3-1 #certify .swiper {
	padding-bottom: 60px;
}
.container-3-1 #certify .swiper-slide {
	width: 520px;
	background: #fff;
	box-shadow: 0 8px 30px #ddd;
}
.container-3-1 #certify .swiper-slide img {
	display:block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.container-3-1 #certify .swiper-slide p {
	line-height: 58px;
	padding-top: 0;
	text-align: center;
	color: #636363;
	font-size: 1.1em;
	margin: 0;
}
.container-3-1 #certify .swiper-pagination {
	width: 100%;
	bottom: 20px;
}
.container-3-1 #certify .swiper-pagination-bullets .swiper-pagination-bullet {
	margin: 0 5px;
	border: 5px solid #fff;
	background-color: #d5d5d5;
	width: 15px;
	height: 15px;
	opacity: 1;
}
.container-3-1 #certify .swiper-pagination-bullets .swiper-pagination-bullet-active {
	border: 3px solid #00aadc;
	background-color: #fff;
}
#certify .swiper-button-prev {
	left: 5px;
	width: 45px;
	height: 45px;
	background: url(../image/wm_button_icon.png) no-repeat;
	background-position: 0 0;
	background-size: 100%;
}
#certify .swiper-button-next {
	right: 5px;
	width: 45px;
	height: 45px;
	background: url(../image/wm_button_icon.png) no-repeat;
	background-position: 0 -93px;
	background-size: 100%;
}
#certify .swiper-button-next:hover {
	background-position: 0 -139px;
	background-size: 100%
}
#certify .swiper-button-prev:hover {
	background-position: 0 -46px;
	background-size: 100%
}
.container-3-1 #certify .swiper-button-next,
.container-3-1 #certify .swiper-button-prev {
    --swiper-navigation-size: 0;
}
.container-3-1 #certify .swiper-slide a {
    display: block;
    width: 100%;
    height: 100%;
}
.container-3-1 #certify .swiper-slide .swiper-slide-img {
    width: 100%;
    aspect-ratio: 3 / 2;
    overflow: hidden;
}
.container-3-1 #certify .swiper-slide-active img {
    transition: transform 0.6s ease;
}
.container-3-1 #certify .swiper-slide-active:hover img {
    transform: scale(1.08);
}
.container-3-1 #certify .swiper-slide-active p {
    transition: background-color 0.4s ease, color 0.5s ease;
}
.container-3-1 #certify .swiper-slide-active:hover p {
    background-color: #0479DB;
    color: #ffffff;
}
/* 标志性产品 */

/* ===== CASE展示 ===== */
.container-4 {
    margin-bottom: 80px;
}
.container-4 .case-full-t {
    padding: 30px 0 40px 0;
    background-image: url(../image/sy-case-bj.png);
    background-size: 80% 100%;
    background-position: center 15px;
    background-repeat: no-repeat;
}
.container-4 h3 {
    margin-bottom: 30px;
    font-weight: bold;
    font-size: 34px;
    color: #444444;
    line-height: 41px;
    text-align: center;
}
.container-4 p {
    font-weight: bold;
    font-size: 18px;
    color: #9D9D9D;
    line-height: 24px;
    text-align: center;
}
.container-4 .case-full a {
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
    transition:transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1),
box-shadow 0.35s ease;
    cursor: pointer;
    will-change: transform;
}
.container-4 .case-full a:hover {
    transform: translateY(-6px);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.10);
}
.container-4 .case-full .case-box-t {
    display: flex;
    justify-content: space-between;
    margin-bottom: 30px;
}
.container-4 .case-full .case-box-t .case-box-item {
    width: 49.3%;
    height: 380px;
}
.container-4 .case-full .case-box-t .case-box-item a {
    position: relative;
    display: block;
    overflow: hidden;
    width: 100%;
    height: 100%;
    border-radius: 26px;
}
.container-4 .case-full .case-box-item img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover; /* 保持比例填充容器 */
    transition: transform 0.5s ease; /* 添加平滑过渡动画 */
    display: block;
}
.container-4 .case-full .case-box-b {
    display: flex;
    justify-content: space-between;
}
.container-4 .case-full .case-box-b .case-box-item {
    width: 32.4%;
    height: 260px;
}
.container-4 .case-full .case-box-b .case-box-item a {
    position: relative;
    overflow: hidden;
    display: block;
    width: 100%;
    height: 100%;
    border-radius: 23px;
}
.container-4 .case-full h4 {
    position: absolute;
    left: 0;
    bottom: 0;
    padding-left: 30px;
    width: 100%;
    height: 65px;
    line-height: 65px;
    color: #ffffff;
    background-color: rgba(0, 0, 0, 0.3); 
    transition: background-color 0.4s ease;
}
.container-4 .case-full a:hover img {
    transform: scale(1.08);
}
.container-4 .case-full a:hover h4 {
    background-color: rgba(7, 101, 241);
}
/* ---------- 平板 / 小屏笔记本：≤ 1024px ---------- */
@media screen and (max-width: 1024px) {
    .container-4 {
        margin-bottom: 60px;
    }
    .container-4 .case-full-t {
        padding: 24px 0 30px 0;
        background-size: 90% 100%;
    }
    .container-4 h3 {
        font-size: 26px;
        line-height: 34px;
        margin-bottom: 20px;
    }
    .container-4 p {
        font-size: 16px;
        line-height: 24px;
    }
    .container-4 .case-full .case-box-t {
        margin-bottom: 20px;
    }
    .container-4 .case-full .case-box-t .case-box-item {
        height: 280px;
    }
    .container-4 .case-full .case-box-b .case-box-item {
        height: 190px;
    }
    /* 文字条高度收窄，字号略减，避免换行溢出 */
    .container-4 .case-full h4 {
        height: 54px;
        line-height: 54px;
        padding-left: 20px;
        font-size: 15px;
    }
}

/* ---------- 手机横屏 / 小平板：≤ 768px ---------- */
@media screen and (max-width: 768px) {
    /* 容器占满屏宽，内容区更宽裕 */
    .container {
        width: 100%;
        padding: 0 16px;
    }

    .container-4 {
        margin-bottom: 40px;
    }
    .container-4 .case-full-t {
        padding: 18px 0 22px 0;
        background-size: 100% 100%;
        background-position: center top;
    }
    .container-4 h3 {
        font-size: 20px;
        line-height: 28px;
        margin-bottom: 14px;
    }
    .container-4 p {
        font-size: 14px;
        line-height: 22px;
    }

    /* 上下两组卡片全部改为单列纵向排列 */
    .container-4 .case-full .case-box-t,
    .container-4 .case-full .case-box-b {
        flex-direction: column;
        margin-bottom: 0;
    }
    .container-4 .case-full .case-box-t .case-box-item,
    .container-4 .case-full .case-box-b .case-box-item {
        width: 100%;
        height: 200px;
        margin-bottom: 14px;
    }
    /* 移动端统一圆角，视觉更协调 */
    .container-4 .case-full .case-box-t .case-box-item a,
    .container-4 .case-full .case-box-b .case-box-item a {
        border-radius: 18px;
    }

    /* 文字条自适应高度，长标题可换行 */
    .container-4 .case-full h4 {
        height: auto;
        min-height: 48px;
        line-height: 1.3;
        padding: 10px 16px;
        font-size: 14px;
        display: flex;
        align-items: center;
    }

    /* 触屏设备取消 hover 位移与图片缩放，避免“粘滞”状态 */
    .container-4 .case-full a:hover {
        transform: none;
        box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
    }
    .container-4 .case-full a:hover img {
        transform: none;
    }
    .container-4 .case-full a:hover h4 {
        background-color: rgba(0, 0, 0, 0.3);
    }
}

/* ---------- 小屏手机：≤ 480px ---------- */
@media screen and (max-width: 480px) {
    .container-4 h3 {
        font-size: 18px;
        line-height: 26px;
    }
    .container-4 .case-full .case-box-t .case-box-item,
    .container-4 .case-full .case-box-b .case-box-item {
        height: 170px;
        margin-bottom: 12px;
    }
    .container-4 .case-full h4 {
        font-size: 13px;
        min-height: 44px;
        padding: 8px 14px;
    }
}

/* ---------- 大屏优化：≥ 1601px ---------- */
@media screen and (min-width: 1601px) {
    .container-4 .case-full .case-box-t .case-box-item {
        height: 420px;
    }
    .container-4 .case-full .case-box-b .case-box-item {
        height: 290px;
    }
}
/* ===== CASE展示 END===== */

/* ===== 企业优势 ===== */
.container-5 {
    padding: 50px 0;
    margin-bottom: 40px;
    background-image: url(../image/sy-gongsi-bj.jpg);
    background-size: 100% 100%;
    background-position: center center;
    background-repeat: no-repeat;
}
.container-5 .container .company-box {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}
.container-5 .container .company-box .company-box-l {
    width: 35%;
    margin-right: 50px;
}
.container-5 .container .company-box .company-box-l h3 {
    font-weight: bold;
    font-size: 34px;
    color: #0A0A0A;
    line-height: 49px;
}
.container-5 .container .company-box .company-box-l p {
    margin-bottom: 10px;
    font-size: 14px;
    color: #9D9D9D;
    line-height: 21px;
}
.container-5 .container .company-box .company-box-l .company-box-l-num {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}
.container-5 .container .company-box .company-box-l .company-box-l-num .company-box-l-num-item {
    width: 45%;
    text-align: center;
}
.container-5 .container .company-box .company-box-l .company-box-l-num .company-box-l-num-item h6 {
    font-size: 38px;
    color: #EE8658;
    font-variant-numeric: tabular-nums;
}
.container-5 .container .company-box .company-box-l .company-box-l-num .company-box-l-num-item h6 span {
    font-weight: 400;
    font-size: 19px;
}
.container-5 .container .company-box .company-box-l .company-box-more {
    margin-top: 60px;
    width: 176px;
    height: 46px;
    text-align: center;
}
.container-5 .container .company-box .company-box-l .company-box-more a {
    display: block;
    width: 100%;
    height: 100%;
    font-weight: bold;
    font-size: 19px;
    color: #FFFFFF;
    line-height: 46px;
    background: #4F89E8;
    transition: background-color 0.4s ease;
}
.container-5 .container .company-box .company-box-l .company-box-more a:hover {
    background: #EE8658;
}
.container-5 .container .company-box .company-box-r {
    flex: 1;
    min-width: 0;          /* 防止 flex 子项被图片撑破 */
    height: 400px;
    overflow: hidden;
}
.container-5 .container .company-box img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease; /* 添加平滑过渡动画 */
}
.container-5 .container .company-box .company-box-r:hover img {
    transform: scale(1.08);
}

/* ============================================================
   ===== 响应式适配（移动端 / 平板 / 小屏 PC） =====
   说明：以下媒体查询只负责在窄屏下做布局收敛，
         不影响 1200px 以上 PC 端的原始样式。
   ============================================================ */

/* ---------- ① 大平板 / 小屏 PC：≤1200px ---------- */
@media screen and (max-width: 1200px) {
    .container-5 .container .company-box .company-box-l {
        width: 42%;
        margin-right: 32px;
    }
    .container-5 .container .company-box .company-box-l h3 {
        font-size: 28px;
        line-height: 40px;
    }
    .container-5 .container .company-box .company-box-l .company-box-l-num .company-box-l-num-item h6 {
        font-size: 30px;
    }
    .container-5 .container .company-box .company-box-l .company-box-l-num .company-box-l-num-item h6 span {
        font-size: 16px;
    }
    .container-5 .container .company-box .company-box-l .company-box-more {
        margin-top: 40px;
    }
    .container-5 .container .company-box .company-box-r {
        height: 340px;
    }
}

/* ---------- ② 平板：≤1024px ---------- */
@media screen and (max-width: 1024px) {
    .container-5 {
        padding: 40px 0;
        margin-bottom: 30px;
        background-size: cover;          /* 平板起改用 cover，避免背景被拉伸变形 */
    }
    .container-5 .container .company-box {
        align-items: center;
    }
    .container-5 .container .company-box .company-box-l {
        width: 50%;
        margin-right: 24px;
    }
    .container-5 .container .company-box .company-box-l h3 {
        font-size: 26px;
        line-height: 36px;
    }
    .container-5 .container .company-box .company-box-l .company-box-l-num .company-box-l-num-item h6 {
        font-size: 26px;
    }
    .container-5 .container .company-box .company-box-l .company-box-l-num .company-box-l-num-item h6 span {
        font-size: 14px;
    }
    .container-5 .container .company-box .company-box-l .company-box-l-num .company-box-l-num-item p {
        font-size: 12px;
        line-height: 18px;
    }
    .container-5 .container .company-box .company-box-l .company-box-more {
        margin-top: 28px;
        width: 150px;
        height: 42px;
    }
    .container-5 .container .company-box .company-box-l .company-box-more a {
        font-size: 16px;
        line-height: 42px;
    }
    .container-5 .container .company-box .company-box-r {
        height: 300px;
    }
}

/* ---------- ③ 手机 / 竖屏平板：≤768px ---------- */
@media screen and (max-width: 768px) {
    .container-5 {
        padding: 28px 0 34px;
        margin-bottom: 24px;
        background-size: cover;
        background-position: center top;
    }

    /* 上下结构：文字在上，图片在下 */
    .container-5 .container .company-box {
        flex-direction: column;
        align-items: stretch;
    }
    .container-5 .container .company-box .company-box-l {
        width: 100%;
        margin-right: 0;
    }
    .container-5 .container .company-box .company-box-l h3 {
        font-size: 24px;
        line-height: 34px;
        margin-bottom: 10px;
    }
    .container-5 .container .company-box .company-box-l p {
        font-size: 13px;
        line-height: 21px;
        margin-bottom: 8px;
    }

    /* 数据区：一行两个，自动换行 */
    .container-5 .container .company-box .company-box-l .company-box-l-num {
        margin-top: 18px;
    }
    .container-5 .container .company-box .company-box-l .company-box-l-num .company-box-l-num-item {
        width: 48%;
        margin-bottom: 18px;
    }
    .container-5 .container .company-box .company-box-l .company-box-l-num .company-box-l-num-item h6 {
        font-size: 26px;
        line-height: 34px;
    }
    .container-5 .container .company-box .company-box-l .company-box-l-num .company-box-l-num-item h6 span {
        font-size: 14px;
    }
    .container-5 .container .company-box .company-box-l .company-box-l-num .company-box-l-num-item p {
        font-size: 12px;
        line-height: 18px;
    }

    /* 按钮居中展示 */
    .container-5 .container .company-box .company-box-l .company-box-more {
        margin: 4px auto 0;
        width: 168px;
        height: 44px;
    }
    .container-5 .container .company-box .company-box-l .company-box-more a {
        font-size: 17px;
        line-height: 44px;
    }

    /* 图片：取消 flex 拉伸，改为固定高度 */
    .container-5 .container .company-box .company-box-r {
        flex: none;
        width: 100%;
        height: 220px;
        margin-top: 26px;
        border-radius: 8px;
    }
    /* 移动端无 hover，关闭缩放动画，避免点击后图片残留放大状态 */
    .container-5 .container .company-box .company-box-r:hover img {
        transform: none;
    }
}

/* ---------- ④ 小屏手机：≤480px ---------- */
@media screen and (max-width: 480px) {
    .container-5 {
        padding: 22px 0 28px;
    }
    .container-5 .container .company-box .company-box-l h3 {
        font-size: 21px;
        line-height: 30px;
    }
    .container-5 .container .company-box .company-box-l p {
        font-size: 12.5px;
        line-height: 20px;
    }
    .container-5 .container .company-box .company-box-l .company-box-l-num .company-box-l-num-item h6 {
        font-size: 24px;
    }
    .container-5 .container .company-box .company-box-l .company-box-l-num .company-box-l-num-item h6 span {
        font-size: 13px;
    }
    .container-5 .container .company-box .company-box-r {
        height: 180px;
        margin-top: 22px;
    }
    .container-5 .container .company-box .company-box-l .company-box-more {
        width: 100%;
        max-width: 220px;
        height: 44px;
    }
    .container-5 .container .company-box .company-box-l .company-box-more a {
        font-size: 16px;
        line-height: 44px;
    }
}

/* ---------- ⑤ 大屏（≥1601px）：图片更高，保持视觉平衡 ---------- */
@media screen and (min-width: 1601px) {
    .container-5 .container .company-box .company-box-r {
        height: 460px;
    }
}

/* ---------- ⑥ 无障碍：用户开启"减少动态效果"时关闭动画 ---------- */
@media (prefers-reduced-motion: reduce) {
    .wide-card,
    .container-5 .container .company-box img {
        transition: none;
    }
    .wide-card {
        opacity: 1;
        transform: none;
    }
    .container-5 .container .company-box .company-box-r:hover img {
        transform: none;
    }
}

.container-6 {
    margin-bottom: 90px;
}
.container-6 .company-imgs {
    display: flex;
    justify-content: space-between;
    height: 600px;
    overflow: hidden;
}
.container-6 .company-imgs img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease; /* 添加平滑过渡动画 */
    display: block; /* 消除图片底部间隙 */
}
.container-6 .company-imgs img:hover {
    transform: scale(1.08);
}
.container-6 .company-imgs .company-imgs-l {
    width: 71.5%;
    overflow: hidden;
}
.container-6 .company-imgs .company-imgs-r {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    width: 27.6%;
}
.container-6 .company-imgs .company-imgs-r .company-imgs-r-item {
    height: 32.5%;
    overflow: hidden;
}

/* ===== 响应式适配（不影响 PC 端原有样式） ===== */

/* 大屏 PC / 小笔记本：<= 1400px */
@media (max-width: 1400px) {
    .container-6 .company-imgs {
        height: 520px;
    }
}

/* 笔记本 / 平板横屏：<= 1200px */
@media (max-width: 1200px) {
    .container-6 {
        margin-bottom: 70px;
    }
    .container-6 .company-imgs {
        height: 440px;
    }
}

/* 平板竖屏 / 大屏手机横屏：<= 992px */
@media (max-width: 992px) {
    .container-6 {
        margin-bottom: 60px;
    }
    .container-6 .company-imgs {
        height: 360px;
    }
}

/* 手机 / 小平板：<= 768px —— 改为上下布局 */
@media (max-width: 768px) {
    .container-6 {
        margin-bottom: 50px;
    }
    .container-6 .company-imgs {
        flex-direction: column;
        justify-content: flex-start;
        height: auto;
        overflow: visible;
    }
    /* 左大图：整行，高度随屏幕自适应 */
    .container-6 .company-imgs .company-imgs-l {
        width: 100%;
        height: 56vw;
        min-height: 200px;
        max-height: 330px;
    }
    /* 右侧三张小图：横排一行 */
    .container-6 .company-imgs .company-imgs-r {
        flex-direction: row;
        justify-content: space-between;
        width: 100%;
        height: auto;
        margin-top: 8px;
    }
    .container-6 .company-imgs .company-imgs-r .company-imgs-r-item {
        width: 32.5%;
        height: 24vw;
        min-height: 90px;
        max-height: 150px;
    }
}

/* 小屏手机：<= 480px */
@media (max-width: 480px) {
    .container-6 {
        margin-bottom: 40px;
    }
    .container-6 .company-imgs .company-imgs-l {
        height: 60vw;
        min-height: 180px;
    }
    .container-6 .company-imgs .company-imgs-r {
        margin-top: 6px;
    }
    .container-6 .company-imgs .company-imgs-r .company-imgs-r-item {
        width: 32.5%;
        height: 26vw;
        min-height: 78px;
    }
}

/* 触屏设备（无鼠标）取消 hover 放大，避免点击后图片卡在放大状态 */
@media (hover: none) {
    .container-6 .company-imgs img:hover {
        transform: none;
    }
}

/* 用户开启「减少动态效果」时关闭动画 */
@media (prefers-reduced-motion: reduce) {
    .wide-card {
        opacity: 1;
        transform: none;
        transition: none;
    }
    .container-6 .company-imgs img {
        transition: none;
    }
}


/* ===== 业务范围 ===== */
.container-7 {
    margin-bottom: 90px;
    padding: 50px 0;
    background-image: url(../image/sy-service-bj.jpg);
    background-size: 100% 100%;
    background-position: center;
    background-repeat: no-repeat;
}
.container-7 .container h3 {
    font-size: 38px;
    color: #444444;
    line-height: 38px;
    text-align: center;
}
.container-7 .container h4 {
    margin: 20px auto;
    font-size: 19px;
    color: #4682E8;
    line-height: 26px;
    text-align: center;
}
.container-7 .container>p {
    margin: 0 auto;
    width: 70%;
    font-size: 16px;
    color: #6A6A6A;
    line-height: 23px;
    text-align: center;
}
.container-7 .container .service-box {
    display: flex;
    justify-content: space-between;
    margin-top: 40px;
}
.service-box-item {
    position: relative;
    width: 23%;
    height: 450px;
    border-radius: 20px;
    overflow: hidden;
    transition: transform 0.35s ease;
}
.service-box-item-top {
    position: absolute;
    top: 56px;
    left: 24px;
    z-index: 200;
    font-size: 34px;
    color: #FFFFFF;
    transition: background-color 0.5s ease;
}
.service-box-item h5 {
    position: absolute;
    top: 107px;
    left: 24px;
    z-index: 200;
    font-size: 20px;
    color: #FFFFFF;
    transition: color 0.5s ease;
}
.service-box-item .hengxian {
    width: 31px;
    height: 3px;
    background: #FFFFFF;
    border-radius: 2px;
    position: absolute;
    top: 152px;
    left: 24px;
    z-index: 200;
    transition: background-color 0.5s ease;
}
.service-box-item:hover {
    transform: translateY(-6px);
}
.service-box-item:hover h5 {
    color: #EE8658;
}
.service-box-item:hover .hengxian {
    background-color: #EE8658;
}
.service-box-item:hover .service-box-item-top {
    color: #EE8658;
}
.service-box-item .service-box-item-img {
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 244px;
}
.service-box-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.service-box-item .service-box-item-bj {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 470px;
    background-image: url(../image/service-bj.png);
    background-size: cover;        /* 铺满屏幕，可能裁剪边缘 */
    background-position: center;   /* 居中显示 */
    background-repeat: no-repeat;  /* 禁止平铺 */
    z-index: 100;
}

/* =========================================================
   响应式适配
   思路：PC 端（≥1200px）样式保持原样不动，
        只在以下断点对尺寸做等比收缩
   ========================================================= */

/* ---------- 小屏笔记本 / 横屏平板：992px ~ 1199px ---------- */
@media screen and (max-width: 1199px) {
    .container-7 {
        margin-bottom: 60px;
        padding: 42px 0;
        background-size: cover;
    }
    .container-7 .container h3 {
        font-size: 30px;
        line-height: 1.3;
    }
    .container-7 .container h4 {
        margin: 14px auto;
        font-size: 17px;
        line-height: 1.4;
    }
    .container-7 .container>p {
        width: 90%;
        font-size: 15px;
        line-height: 1.7;
    }
    .container-7 .container .service-box {
        flex-wrap: wrap;
        gap: 24px;
        margin-top: 34px;
    }
    .service-box-item {
        width: calc(50% - 12px);
        height: 400px;
    }
    .service-box-item .service-box-item-img {
        height: 200px;
    }
    .service-box-item .service-box-item-bj {
        height: 100%;
    }
    .service-box-item-top {
        top: 40px;
        left: 22px;
        font-size: 30px;
    }
    .service-box-item h5 {
        top: 84px;
        left: 22px;
        font-size: 19px;
    }
    .service-box-item .hengxian {
        top: 124px;
        left: 22px;
    }
}

/* ---------- 竖屏平板 / 大屏手机：768px ~ 991px ---------- */
@media screen and (max-width: 991px) {
    .container-7 {
        margin-bottom: 50px;
        padding: 36px 0;
    }
    .container-7 .container h3 {
        font-size: 26px;
    }
    .container-7 .container h4 {
        font-size: 16px;
    }
    .container-7 .container>p {
        width: 100%;
        font-size: 14px;
        line-height: 1.75;
    }
    .container-7 .container .service-box {
        gap: 20px;
        margin-top: 28px;
    }
    .service-box-item {
        width: calc(50% - 10px);
        height: 340px;
        border-radius: 16px;
    }
    .service-box-item .service-box-item-img {
        height: 170px;
    }
    .service-box-item-top {
        top: 30px;
        left: 20px;
        font-size: 26px;
    }
    .service-box-item h5 {
        top: 68px;
        left: 20px;
        font-size: 17px;
    }
    .service-box-item .hengxian {
        top: 104px;
        left: 20px;
    }
}

/* ---------- 手机端：≤767px ---------- */
@media screen and (max-width: 767px) {
    .container-7 {
        margin-bottom: 40px;
        padding: 30px 0;
        background-size: cover;
        background-position: center;
    }
    .container-7 .container h3 {
        font-size: 22px;
        line-height: 1.35;
    }
    .container-7 .container h4 {
        margin: 10px auto 0;
        font-size: 14px;
        line-height: 1.45;
    }
    .container-7 .container>p {
        width: 100%;
        margin-top: 14px;
        font-size: 13px;
        line-height: 1.75;
        text-align: left;
    }
    .container-7 .container .service-box {
        flex-direction: column;
        gap: 18px;
        margin-top: 24px;
    }
    .service-box-item {
        width: 100%;
        height: 300px;
        border-radius: 14px;
    }
    .service-box-item .service-box-item-img {
        height: 160px;
    }
    .service-box-item .service-box-item-bj {
        height: 100%;
    }
    .service-box-item-top {
        top: 22px;
        left: 18px;
        font-size: 24px;
    }
    .service-box-item h5 {
        top: 58px;
        left: 18px;
        font-size: 17px;
    }
    .service-box-item .hengxian {
        top: 90px;
        left: 18px;
    }
}

/* ---------- 超小屏手机：≤400px ---------- */
@media screen and (max-width: 400px) {
    .container-7 .container h3 {
        font-size: 19px;
    }
    .service-box-item {
        height: 270px;
    }
    .service-box-item .service-box-item-img {
        height: 140px;
    }
    .service-box-item-top {
        top: 18px;
        left: 16px;
        font-size: 21px;
    }
    .service-box-item h5 {
        top: 50px;
        left: 16px;
        font-size: 15px;
    }
    .service-box-item .hengxian {
        top: 78px;
        left: 16px;
    }
}

/* ---------- 触摸设备：取消 hover 残留效果 ---------- */
@media (hover: none) {
    .service-box-item:hover {
        transform: none;
    }
    .service-box-item:hover h5,
    .service-box-item:hover .service-box-item-top {
        color: #FFFFFF;
    }
    .service-box-item:hover .hengxian {
        background-color: #FFFFFF;
    }
}

/* ---------- 无障碍：尊重用户减少动效偏好 ---------- */
@media (prefers-reduced-motion: reduce) {
    .wide-card {
        opacity: 1;
        transform: none;
        transition: none;
    }
    html {
        scroll-behavior: auto;
    }
}
/* ===== 业务范围 END===== */

/* ===== 代表性案例 ===== */
.container-8 {
    margin-bottom: 90px;
}
.container-8 h3{
    text-align: center;
    margin-bottom: 50px;
    font-size: 38px;
    color: #444444;
    line-height: 24px;
}
/* 轮播容器 */
.container-8-swiper {
    width: 97%;
    height: 450px;
    margin: 0 auto;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    background: #fff;
  }

/* 单个轮播项 - 左图右文flex布局 */
.container-8-swiper .swiper-slide {
    display: flex;
    width: 100%;
    height: 100%;
}

/* 左侧图片区域 */
.container-8-swiper .slide-img {
    width: 65%;
    height: 100%;
    overflow: hidden;
}
.container-8-swiper .slide-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}
.container-8-swiper .swiper-slide-active .slide-img:hover img {
    transform: scale(1.05);
}
/* 右侧文字区域 */
.container-8-swiper .slide-text {
    width: 35%;
    padding: 40px 50px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    background: linear-gradient(180deg, #55a1f8 0%, #78b5ff 100%);
}

/* 文字初始状态：隐藏+向下偏移 */
.container-8-swiper .slide-text h3,
.container-8-swiper .slide-text p,
.container-8-swiper .slide-text .btn {
    opacity: 0;
    transform: translateY(30px);
}

/* 激活时依次滑入动画 */
.container-8-swiper .slide-text.animate h3 {
    animation: slideInUp 0.6s cubic-bezier(0.22, 1, 0.36, 1) forwards;
    animation-delay: 0.1s;
}
.container-8-swiper .slide-text.animate p {
    animation: slideInUp 0.6s cubic-bezier(0.22, 1, 0.36, 1) forwards;
    animation-delay: 0.25s;
}
.container-8-swiper .slide-text.animate .btn {
    animation: slideInUp 0.6s cubic-bezier(0.22, 1, 0.36, 1) forwards;
    animation-delay: 0.4s;
}

/* 滑入动画关键帧 */
@keyframes slideInUp {
    from {
      opacity: 0;
      transform: translateY(30px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
}
.container-8-swiper .slide-text h3 {
    font-size: 28px;
    color: #fff;
    margin-bottom: 20px;
    line-height: 1.4;
}
.container-8-swiper .slide-text p {
    font-size: 15px;
    color: #fff;
    line-height: 1.8;
    margin-bottom: 25px;
}
.container-8-swiper .slide-text .btn {
    display: inline-block;
    width: fit-content;
    padding: 10px 28px;
    background: #EE8658;
    color: #fff;
    border-radius: 6px;
    text-decoration: none;
    font-size: 14px;
    transition: background 0.4s;
}
.container-8-swiper .slide-text .btn:hover {
    background: #0958d9;
}
/* 分页器样式微调 */
.container-8-swiper .swiper-pagination-bullet {
    width: 10px;
    height: 10px;
    background: #ccc;
    opacity: 1;
}
.container-8-swiper .swiper-pagination-bullet-active {
    background: #1677ff;
    width: 24px;
    border-radius: 5px;
}

/* 左右按钮颜色 */
.container-8-swiper .swiper-button-next,
.container-8-swiper .swiper-button-prev {
    color: #1677ff;
    --swiper-navigation-size: 30px;
}

/* =========================================================
   ============  响应式适配（PC 端样式保持不变）  ============
   ========================================================= */

/* ---------- 大屏笔记本 / 小桌面（≤1200px） ---------- */
@media screen and (max-width: 1200px) {
    .container-8 {
        margin-bottom: 80px;
    }
    .container-8 h3 {
        font-size: 34px;
        line-height: 1.25;
        margin-bottom: 44px;
    }
    .container-8-swiper {
        height: 420px;
    }
    .container-8-swiper .slide-text {
        padding: 32px 36px;
    }
    .container-8-swiper .slide-text h3 {
        font-size: 24px;
        margin-bottom: 16px;
    }
    .container-8-swiper .slide-text p {
        font-size: 14px;
        line-height: 1.75;
        margin-bottom: 22px;
    }
}

/* ---------- 平板（≤1024px） ---------- */
@media screen and (max-width: 1024px) {
    .container-8 {
        margin-bottom: 70px;
    }
    .container-8 h3 {
        font-size: 30px;
        margin-bottom: 38px;
    }
    .container-8-swiper {
        width: 100%;
        height: 400px;
        border-radius: 16px;
    }
    /* 文字区适当加宽，避免中文字/长单词被挤压 */
    .container-8-swiper .slide-img {
        width: 58%;
    }
    .container-8-swiper .slide-text {
        width: 42%;
        padding: 26px 28px;
    }
    .container-8-swiper .slide-text h3 {
        font-size: 22px;
        margin-bottom: 14px;
    }
    .container-8-swiper .slide-text p {
        font-size: 13.5px;
        line-height: 1.7;
        margin-bottom: 18px;
    }
    .container-8-swiper .slide-text .btn {
        padding: 9px 22px;
        font-size: 13px;
    }
    .container-8-swiper .swiper-button-next,
    .container-8-swiper .swiper-button-prev {
        --swiper-navigation-size: 26px;
    }
}

/* ---------- 手机（≤767px）：改为上下结构，高度自适应 ---------- */
@media screen and (max-width: 767px) {
    .container-8 {
        margin-bottom: 56px;
    }
    .container-8 h3 {
        font-size: 22px;
        line-height: 1.3;
        margin-bottom: 24px;
    }
    .container-8-swiper {
        width: 100%;
        height: auto;              /* 高度由内容撑开，杜绝文字溢出被裁切 */
        border-radius: 14px;
        box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
    }
    /* 上：图；下：文 */
    .container-8-swiper .swiper-slide {
        flex-direction: column;
        height: auto;
    }
    .container-8-swiper .slide-img {
        width: 100%;
        height: 210px;
    }
    /* 移动端取消 hover 缩放，避免点击态残留 */
    .container-8-swiper .swiper-slide-active .slide-img:hover img {
        transform: none;
    }
    .container-8-swiper .slide-text {
        width: 100%;
        flex: 1;
        padding: 22px 20px 36px;   /* 底部留白避开分页器 */
        justify-content: flex-start;
    }
    .container-8-swiper .slide-text h3 {
        font-size: 19px;
        line-height: 1.35;
        margin-bottom: 12px;
    }
    .container-8-swiper .slide-text p {
        font-size: 13px;
        line-height: 1.7;
        margin-bottom: 18px;
    }
    .container-8-swiper .slide-text .btn {
        padding: 9px 22px;
        font-size: 13px;
    }
    /* 手机上隐藏左右箭头，改用滑动 + 分页器 */
    .container-8-swiper .swiper-button-next,
    .container-8-swiper .swiper-button-prev {
        display: none;
    }
    .container-8-swiper .swiper-pagination-bullet {
        width: 8px;
        height: 8px;
    }
    .container-8-swiper .swiper-pagination-bullet-active {
        width: 20px;
    }
}

/* ---------- 小屏手机（≤480px） ---------- */
@media screen and (max-width: 480px) {
    .container-8 {
        margin-bottom: 44px;
    }
    .container-8 h3 {
        font-size: 19px;
        margin-bottom: 18px;
    }
    .container-8-swiper .slide-img {
        height: 180px;
    }
    .container-8-swiper .slide-text {
        padding: 18px 16px 34px;
    }
    .container-8-swiper .slide-text h3 {
        font-size: 17px;
        margin-bottom: 10px;
    }
    .container-8-swiper .slide-text p {
        font-size: 12.5px;
        line-height: 1.65;
        margin-bottom: 16px;
    }
    .container-8-swiper .slide-text .btn {
        padding: 8px 18px;
        font-size: 12.5px;
    }
}

/* ---------- 横屏矮屏手机：压缩图片高度 ---------- */
@media screen and (max-width: 900px) and (orientation: landscape) and (max-height: 480px) {
    .container-8-swiper .slide-img {
        height: 150px;
    }
}

/* ---------- 大屏优化（≥1600px） ---------- */
@media screen and (min-width: 1600px) {
    .container-8-swiper {
        height: 500px;
    }
    .container-8-swiper .slide-text h3 {
        font-size: 32px;
    }
    .container-8-swiper .slide-text p {
        font-size: 16px;
    }
}
/* ===== 代表性案例 END===== */

/* ===== 证书荣誉 ===== */
.container-9 {
    margin-bottom: 60px;
    padding: 30px 0 150px 0;
    background-image: url(../image/sy-honor-bj.png);
    background-size: 100% 100%;
    background-position: center 30px;
    background-repeat: no-repeat;
}
.container-9 .container-honor {
    display: flex;
    justify-content: space-between;
}
.container-9 h3 {
    width: 40%;
    font-size: 38px;
    color: #444444;
    line-height: 38px;
}
.container-9 p {
    width: 55%;
    font-size: 19px;
    color: #6A6A6A;
    line-height: 19px;
}
.container-9 .container-honor-box {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}
.container-9 .container-honor-box-item {
    width: 50%;
    overflow: hidden;
}
.container-9 .container-honor-box-item-1,
.container-9 .container-honor-box-item-2 {
    width: 60%;
    padding: 4% 4%;
}
.container-9 .container-honor-box-item-3,
.container-9 .container-honor-box-item-4 {
    width: 80%;
    padding: 4.3% 4.3%;
}
.container-9 .container-honor-box-item-1 .swiper-button-prev,
.container-9 .container-honor-box-item-2 .swiper-button-prev {
    left: 0;
}
.container-9 .container-honor-box-item-1 .swiper-button-next,
.container-9 .container-honor-box-item-2 .swiper-button-next {
    right: 0;
}
.container-9 .container-honor-box-item-1 .swiper-slide img,
.container-9 .container-honor-box-item-2 .swiper-slide img {
    width: 100%;
    aspect-ratio: 3 / 4.1;
}
.container-9 .container-honor-box-item-3 .swiper-slide img,
.container-9 .container-honor-box-item-4 .swiper-slide img {
    width: 100%;
    aspect-ratio: 4.1 / 3;
}
.container-honor-box-item .swiper-button-prev,
.container-honor-box-item .swiper-button-next {
    --swiper-navigation-size: 20px;
}
/* 图片默认块级，避免行内间隙 */
.container-9 .swiper-slide img {
    display: block;
    object-fit: cover;
}
.container-9 h5 {
    margin: 0 auto;
    width: 90%;
    height: 70px;
    transform: translateY(-30px);
    font-family: Adobe Heiti Std;
    font-size: 26px;
    line-height: 100px;
    color: #444444;
    text-align: center;
    background-image: url(../image/sy-honor-bj-1.png);
    background-position: center;
    background-size: 100% 100%;
    background-repeat: no-repeat;
}
.container-9 .container-zizhi-box {
    width: 100%;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}
.container-9 .container-zizhi-box .container-zizhi-box-item {
    width: 42%;
    aspect-ratio: 2.9 / 1;
}
.container-9 .container-zizhi-box .container-zizhi-box-item img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
}
.container-9 .container-zizhi-box .container-zizhi-box-item:nth-child(2) {
    width: 52%;
}
.container-9 .container-zizhi-box .container-zizhi-box-item:last-child {
    margin-top: 30px;
    width: 100%;
    aspect-ratio: 6 / 1;
}
/* ===== 证书荣誉 END ===== */

/* =========================================================
   响应式适配
   说明：>=1201px 完全保持原 PC 端样式不变
   ========================================================= */

/* ---------- 小笔记本 / 大平板横向（1025px ~ 1200px） ---------- */
@media (max-width: 1200px) {
    .container-9 {
        padding-bottom: 110px;
    }
    .container-9 h3 {
        font-size: 32px;
        line-height: 1.25;
    }
    .container-9 p {
        font-size: 17px;
        line-height: 1.6;
    }
    .container-9 h5 {
        font-size: 24px;
    }
}

/* ---------- 平板（769px ~ 1024px） ---------- */
@media (max-width: 1024px) {
    .container-9 {
        padding: 24px 0 90px 0;
        background-position: center 20px;
    }
    /* 标题与描述改为上下排列 */
    .container-9 .container-honor {
        flex-direction: column;
    }
    .container-9 h3 {
        width: 100%;
        font-size: 28px;
        line-height: 1.3;
    }
    .container-9 p {
        width: 100%;
        font-size: 16px;
        line-height: 1.7;
        margin-top: 14px;
    }

    /* 每行一个轮播块，占满整行 */
    .container-9 .container-honor-box-item {
        width: 100%;
        padding-bottom: 8px;
    }
    .container-9 .container-honor-box-item-1,
    .container-9 .container-honor-box-item-2,
    .container-9 .container-honor-box-item-3,
    .container-9 .container-honor-box-item-4 {
        width: 100%;
        padding: 0;
    }

    /* 标题条等比缩小，行高保持与高度一致以维持文字垂直居中 */
    .container-9 h5 {
        width: 100%;
        height: 58px;
        line-height: 58px;
        font-size: 22px;
        transform: translateY(-22px);
    }

    /* 底部资质图 */
    .container-9 .container-zizhi-box .container-zizhi-box-item,
    .container-9 .container-zizhi-box .container-zizhi-box-item:nth-child(2) {
        width: 48%;
    }
}

/* ---------- 手机（<= 768px） ---------- */
@media (max-width: 768px) {
    .container {
        width: 92%;
        padding: 0 4px;
    }
    .container-9 {
        margin-bottom: 30px;
        padding: 16px 0 60px 0;
        background-position: center top;
    }
    .container-9 h3 {
        font-size: 22px;
        line-height: 1.35;
        text-align: center;
    }
    .container-9 p {
        font-size: 14px;
        line-height: 1.75;
        margin-top: 10px;
        text-align: justify;
    }
    .container-9 .container-honor-box-item {
        width: 100%;
        padding-bottom: 4px;
    }
    .container-9 h5 {
        width: 100%;
        height: 46px;
        line-height: 66px;
        font-size: 17px;
        transform: translateY(-16px);
    }
    .container-honor-box-item .swiper-button-prev,
    .container-honor-box-item .swiper-button-next {
        --swiper-navigation-size: 16px;
    }

    /* 底部资质图：手机上纵向堆叠，保持原始比例 */
    .container-9 .container-zizhi-box .container-zizhi-box-item,
    .container-9 .container-zizhi-box .container-zizhi-box-item:nth-child(2),
    .container-9 .container-zizhi-box .container-zizhi-box-item:last-child {
        width: 100%;
        aspect-ratio: auto;
        margin-top: 14px;
    }
    .container-9 .container-zizhi-box .container-zizhi-box-item:first-child {
        margin-top: 0;
    }
    .container-9 .container-zizhi-box .container-zizhi-box-item img {
        height: auto;
        object-fit: contain;
    }
}

/* ---------- 超小屏（<= 400px） ---------- */
@media (max-width: 400px) {
    .container-9 h3 {
        font-size: 19px;
    }
    .container-9 p {
        font-size: 13px;
    }
    .container-9 h5 {
        height: 40px;
        line-height: 55px;
        font-size: 15px;
        transform: translateY(-12px);
    }
}

/* 大屏保持原样，不做任何覆盖 */
/* ===== 证书荣誉 END===== */

/* ===== NEWS ===== */
.container-11 {
    margin-bottom: 90px;
}
.container-11 .container h3 {
    margin-bottom: 50px;
    font-size: 34px;
    color: #444444;
    line-height: 41px;
}
.container-11 .container .shouye-news {
    display: flex;
    justify-content: space-between;
    margin-bottom: 40px;
    height: 750px;
}
.container-11 .container .shouye-news a {
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
    transition:transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1),
box-shadow 0.35s ease;
    cursor: pointer;
    will-change: transform;
}
.container-11 .container .shouye-news a:hover {
    transform: translateY(-6px);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.10);
}
.container-11 .container .shouye-news img {
    width: 100%;
    height: 100%;
    transition: transform 0.4s ease;
}
.container-11 .container .shouye-news a:hover img {
    transform: scale(1.08);
}
.container-11 .container .shouye-news-l {
    width: 65%;
}
.container-11 .container .shouye-news-l a {
    padding-bottom: 20px;
    display: block;
    width: 100%;
    height: 100%;
    border-radius: 20px;
    overflow: hidden;
}
.container-11 .container .shouye-news-l .shouye-news-l-img {
    margin-bottom: 15px;
    height: 460px;
    overflow: hidden;
}
.container-11 .container .shouye-news-l h5 {
    margin-bottom: 12px;
    padding: 0 20px;
    font-size: 28px;
    color: #292929;
    line-height: 44px;
}
.container-11 .container .shouye-news-l p {
    margin-bottom: 12px;
    padding: 0 20px;
    font-weight: 500;
    font-size: 19px;
    color: #9B9B9B;
    line-height: 27px;
}
.container-11 .container .shouye-news-l .date {
    padding: 0 20px;
    font-weight: 500;
    font-size: 19px;
    color: #444444;
}
.container-11 .container .shouye-news-r {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    width: 34%;
}
.container-11 .container .shouye-news-r .shouye-news-r-item a {
    display: flex;
    justify-content: space-between;
    height: 135px;
    border-radius: 20px;
    overflow: hidden;
}
.container-11 .container .shouye-news-r .shouye-news-r-item .shouye-news-r-item-img {
    width: 46%;
    overflow: hidden;
}
.container-11 .container .shouye-news-r .shouye-news-r-item .shouye-news-r-item-con {
    padding: 10px 10px 10px 5px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    width: 52%;
}
.container-11 .container .shouye-news-r .shouye-news-r-item .shouye-news-r-item-con h6 {
    font-weight: 400;
    font-size: 14px;
    color: #292929;
    line-height: 17px;
}
.container-11 .container .shouye-news-r .shouye-news-r-item .shouye-news-r-item-con p {
    font-size: 12px;
    color: #9B9B9B;
    line-height: 15px;
}
.container-11 .container .shouye-news-r .shouye-news-r-item .shouye-news-r-item-con .date {
    font-size: 12px;
    color: #9B9B9B;
}
.container-11 .sy-news-more {
    margin: 0 auto;
    width: 176px;
    height: 46px;
}
.container-11 .sy-news-more a {
    display: block;
    width: 100%;
    height: 100%;
    font-weight: bold;
    font-size: 19px;
    color: #FFFFFF;
    line-height: 46px;
    text-align: center;
    background: #4F89E8;
    border-radius: 20px;
    transition: background-color 0.4s ease;
}
.container-11 .sy-news-more a:hover {
    background: #EE8658;
}

/* ===== NEWS END===== */


/* ========================================================= */
/* ==========  响应式适配（不改动上方 PC 端原有样式） ========== */
/* ========================================================= */

/* ---------- ① 平板 / 小屏笔记本：≤ 1024px ---------- */
@media screen and (max-width: 1024px) {
    .container-11 {
        margin-bottom: 70px;
    }
    .container-11 .container h3 {
        margin-bottom: 34px;
        font-size: 28px;
        line-height: 36px;
    }
    /* 高度改为自适应，避免内容溢出 */
    .container-11 .container .shouye-news {
        height: auto;
        margin-bottom: 32px;
    }
    .container-11 .container .shouye-news img {
        display: block;
        object-fit: cover;
    }
    /* ---- 左侧大图卡 ---- */
    .container-11 .container .shouye-news-l {
        width: 63%;
    }
    .container-11 .container .shouye-news-l a {
        border-radius: 18px;
    }
    .container-11 .container .shouye-news-l .shouye-news-l-img {
        height: 320px;
        margin-bottom: 14px;
    }
    .container-11 .container .shouye-news-l h5 {
        padding: 0 16px;
        margin-bottom: 10px;
        font-size: 22px;
        line-height: 32px;
        display: -webkit-box;
        -webkit-line-clamp: 3;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }
    .container-11 .container .shouye-news-l p {
        padding: 0 16px;
        margin-bottom: 10px;
        font-size: 16px;
        line-height: 24px;
        display: -webkit-box;
        -webkit-line-clamp: 3;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }
    .container-11 .container .shouye-news-l .date {
        padding: 0 16px;
        font-size: 16px;
    }
    /* ---- 右侧列表 ---- */
    .container-11 .container .shouye-news-r {
        width: 35%;
        justify-content: space-between;
    }
    .container-11 .container .shouye-news-r .shouye-news-r-item a {
        height: 112px;
        border-radius: 16px;
    }
    .container-11 .container .shouye-news-r .shouye-news-r-item .shouye-news-r-item-img {
        width: 44%;
    }
    .container-11 .container .shouye-news-r .shouye-news-r-item .shouye-news-r-item-con {
        width: 54%;
        padding: 8px 8px 8px 5px;
    }
    .container-11 .container .shouye-news-r .shouye-news-r-item .shouye-news-r-item-con h6 {
        font-size: 12px;
        line-height: 15px;
        display: -webkit-box;
        -webkit-line-clamp: 3;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }
    .container-11 .container .shouye-news-r .shouye-news-r-item .shouye-news-r-item-con p {
        font-size: 11px;
        line-height: 14px;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }
    .container-11 .container .shouye-news-r .shouye-news-r-item .shouye-news-r-item-con .date {
        font-size: 11px;
    }

    /* ---- 按钮 ---- */
    .container-11 .sy-news-more {
        width: 164px;
        height: 44px;
    }
    .container-11 .sy-news-more a {
        font-size: 17px;
        line-height: 44px;
    }
}


/* ---------- ② 手机 / 竖屏平板：≤ 768px ---------- */
@media screen and (max-width: 768px) {
    .container-11 {
        margin-bottom: 56px;
    }
    .container-11 .container h3 {
        margin-bottom: 24px;
        font-size: 22px;
        line-height: 30px;
    }
    /* 上下堆叠 */
    .container-11 .container .shouye-news {
        flex-direction: column;
        height: auto;
        margin-bottom: 28px;
    }
    /* ---- 左侧大图卡 ---- */
    .container-11 .container .shouye-news-l {
        width: 100%;
    }
    .container-11 .container .shouye-news-l a {
        padding-bottom: 16px;
        border-radius: 16px;
    }
    .container-11 .container .shouye-news-l .shouye-news-l-img {
        height: 210px;
        margin-bottom: 14px;
    }
    .container-11 .container .shouye-news-l h5 {
        padding: 0 14px;
        margin-bottom: 8px;
        font-size: 18px;
        line-height: 26px;
        -webkit-line-clamp: 3;
    }
    .container-11 .container .shouye-news-l p {
        padding: 0 14px;
        margin-bottom: 8px;
        font-size: 14px;
        line-height: 21px;
        -webkit-line-clamp: 3;
    }
    .container-11 .container .shouye-news-l .date {
        padding: 0 14px;
        font-size: 14px;
    }
    /* ---- 右侧列表：改为从上到下排列 ---- */
    .container-11 .container .shouye-news-r {
        width: 100%;
        margin-top: 24px;
        justify-content: flex-start;
        gap: 14px;
    }
    .container-11 .container .shouye-news-r .shouye-news-r-item a {
        height: 104px;
        border-radius: 14px;
    }
    .container-11 .container .shouye-news-r .shouye-news-r-item .shouye-news-r-item-img {
        width: 38%;
    }
    .container-11 .container .shouye-news-r .shouye-news-r-item .shouye-news-r-item-con {
        width: 60%;
        padding: 8px 10px 8px 8px;
    }
    .container-11 .container .shouye-news-r .shouye-news-r-item .shouye-news-r-item-con h6 {
        font-size: 13px;
        line-height: 17px;
        -webkit-line-clamp: 2;
    }
    .container-11 .container .shouye-news-r .shouye-news-r-item .shouye-news-r-item-con p {
        font-size: 12px;
        line-height: 16px;
        -webkit-line-clamp: 2;
    }
    .container-11 .container .shouye-news-r .shouye-news-r-item .shouye-news-r-item-con .date {
        font-size: 12px;
    }
    /* ---- 按钮 ---- */
    .container-11 .sy-news-more {
        width: 150px;
        height: 42px;
    }
    .container-11 .sy-news-more a {
        font-size: 16px;
        line-height: 42px;
    }
}


/* ---------- ③ 小屏手机：≤ 480px ---------- */
@media screen and (max-width: 480px) {
    .container {
        width: 100%;
        padding: 0 14px;
    }
    .container-11 .container h3 {
        font-size: 19px;
        line-height: 26px;
        margin-bottom: 20px;
    }
    .container-11 .container .shouye-news-l .shouye-news-l-img {
        height: 180px;
    }
    .container-11 .container .shouye-news-l h5 {
        font-size: 16px;
        line-height: 23px;
    }
    .container-11 .container .shouye-news-l p {
        font-size: 13px;
        line-height: 20px;
        -webkit-line-clamp: 2;
    }
    .container-11 .container .shouye-news-r .shouye-news-r-item a {
        height: 96px;
    }
    .container-11 .container .shouye-news-r .shouye-news-r-item .shouye-news-r-item-con h6 {
        font-size: 12px;
        line-height: 16px;
    }
    .container-11 .container .shouye-news-r .shouye-news-r-item .shouye-news-r-item-con p {
        font-size: 11px;
        line-height: 15px;
        -webkit-line-clamp: 1;
    }
    .container-11 .container .shouye-news-r .shouye-news-r-item .shouye-news-r-item-con .date {
        font-size: 11px;
    }
}
/* ===== NEWS END===== */

		/* ===== 合作伙伴 ===== */
.container-12 {
    margin-bottom: 90px;
}
.container-12 {
    width: 100vw;
    max-width: 100%;
    padding: 40px 0;
    background: #f8f9fc;
    /* 浅灰白背景，更柔和 */
    overflow: hidden;
    position: relative;
}
/* ===== 每行滚动轨道 ===== */
.scroll-row {
    width: 100%;
    overflow: hidden;
    position: relative;
    padding: 18px 0;
    /* border-top: 1px solid rgba(0, 0, 0, 0.05);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05); */
    margin-bottom: 6px;
    /* background: rgba(255, 255, 255, 0.6); */
    backdrop-filter: blur(2px);
}
.scroll-row:last-of-type {
    margin-bottom: 0;
}

/* ===== 滚动的轨道容器 ===== */
.track {
    display: flex;
    width: max-content;
    will-change: transform;
    /* 移动端减少重绘闪烁 */
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    transform: translateZ(0);
}
/* ===== Logo 列表（两份） ===== */
.partner-list {
    display: flex;
    flex-shrink: 0;
    align-items: center;
    gap: 32px;
    padding: 0 16px;
}

/* ===== 单个 Logo 项 ===== */
.partner-item {
    width: 204px;
    height: 68px;
    border-radius: 50px;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(2px);
    border: 1px solid rgba(0, 0, 0, 0.06);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.04);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    cursor: default;
    user-select: none;
    overflow: hidden;
    flex-shrink: 0;
}
.partner-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
/* 仅在支持 hover 的设备（PC）上启用放大效果 */
@media (hover: hover) and (pointer: fine) {
    .partner-item:hover {
        transform: scale(1.08) translateY(-4px);
        /* box-shadow: 0 12px 40px rgba(0, 0, 0, 0.10); */
        z-index: 2;
    }
}

/* ===== 各行动画 ===== */
.row-1 .track {
    animation: scrollRightToLeft 35s linear infinite;
}
.row-2 .track {
    animation: scrollLeftToRight 35s linear infinite;
}
.row-3 .track {
    animation: scrollRightToLeft 35s linear infinite;
}

/* ===== 悬停暂停 ===== */
.scroll-row:hover .track {
    animation-play-state: paused;
}

/* ===== Keyframes 无缝滚动 ===== */
@keyframes scrollRightToLeft {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

@keyframes scrollLeftToRight {
    0% {
        transform: translateX(-50%);
    }
    100% {
        transform: translateX(0);
    }
}

/* ===== 边缘渐变遮罩（适配白色背景） ===== */
.scroll-row::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 120px;
    height: 100%;
    background: linear-gradient(to right, transparent, #f8f9fc 90%);
    pointer-events: none;
    z-index: 1;
}
.scroll-row::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 120px;
    height: 100%;
    background: linear-gradient(to left, transparent, #f8f9fc 90%);
    pointer-events: none;
    z-index: 1;
}
/* ===== 合作伙伴 END===== */

/* ==========================================================
   响应式适配
   断点：1280 / 1024 / 768 / 480 / 360
   说明：≥1281px 完全保持原 PC 端样式不变
   ========================================================== */

/* ---- 小笔记本 / 大平板横屏 ≤1280px ---- */
@media screen and (max-width: 1280px) {
    .container-12 {
        margin-bottom: 80px;
    }
    .scroll-row {
        padding: 16px 0;
        margin-bottom: 5px;
    }
    .partner-list {
        gap: 28px;
        padding: 0 14px;
    }
    .partner-item {
        width: 184px;
        height: 62px;
    }
}

/* ---- 平板横屏 ≤1024px ---- */
@media screen and (max-width: 1024px) {
    .container-12 {
        margin-bottom: 70px;
        padding: 32px 0;
    }
    .scroll-row {
        padding: 14px 0;
        margin-bottom: 4px;
    }
    .partner-list {
        gap: 22px;
        padding: 0 11px;
    }
    .partner-item {
        width: 160px;
        height: 54px;
    }
    /* 遮罩同步收窄，避免遮住过多内容 */
    .scroll-row::before,
    .scroll-row::after {
        width: 80px;
    }
    /* 尺寸变小，动画时长同步缩短，保持视觉速度一致 */
    .row-1 .track,
    .row-2 .track,
    .row-3 .track {
        animation-duration: 30s;
    }
}

/* ---- 平板竖屏 / 大屏手机 ≤768px ---- */
@media screen and (max-width: 768px) {
    .container-12 {
        margin-bottom: 56px;
        padding: 26px 0;
    }
    .scroll-row {
        padding: 10px 0;
        margin-bottom: 2px;
    }
    .partner-list {
        gap: 16px;
        padding: 0 8px;
    }
    .partner-item {
        width: 132px;
        height: 46px;
    }
    .scroll-row::before,
    .scroll-row::after {
        width: 56px;
    }
    .row-1 .track,
    .row-2 .track,
    .row-3 .track {
        animation-duration: 26s;
    }
}

/* ---- 手机 ≤480px ---- */
@media screen and (max-width: 480px) {
    .container-12 {
        margin-bottom: 40px;
        padding: 20px 0;
    }
    .scroll-row {
        padding: 8px 0;
    }
    .partner-list {
        gap: 12px;
        padding: 0 6px;
    }
    .partner-item {
        width: 104px;
        height: 38px;
        border-radius: 40px;
    }
    .scroll-row::before,
    .scroll-row::after {
        width: 40px;
    }
    .row-1 .track,
    .row-2 .track,
    .row-3 .track {
        animation-duration: 22s;
    }
}

/* ---- 超小屏 ≤360px ---- */
@media screen and (max-width: 360px) {
    .partner-list {
        gap: 10px;
        padding: 0 5px;
    }
    .partner-item {
        width: 88px;
        height: 32px;
    }
    .scroll-row::before,
    .scroll-row::after {
        width: 32px;
    }
}

/* ---- 横屏矮屏（手机横放）时压缩上下留白 ---- */
@media screen and (max-height: 500px) and (orientation: landscape) {
    .container-12 {
        padding: 18px 0;
        margin-bottom: 36px;
    }
    .scroll-row {
        padding: 8px 0;
        margin-bottom: 2px;
    }
}

/* ---- 尊重系统「减弱动态效果」偏好 ---- */
@media (prefers-reduced-motion: reduce) {
    .row-1 .track,
    .row-2 .track,
    .row-3 .track {
        animation: none;
    }
    .wide-card {
        opacity: 1;
        transform: none;
        transition: none;
    }
}

/* ---- 打印时隐藏装饰性滚动条 ---- */
@media print {
    .container-12 {
        display: none;
    }
}
/* ===== 合作伙伴 END===== */

/* ===== 留言表单 ===== */
/* ===== 卡片容器 ===== */
.container-13 h4 {
    margin-bottom: 20px;
    width: 157px;
    height: 47px;
    background: #FEF7EB;
    border-radius: 8px;
    line-height: 47px;
    text-align: center;
    font-size: 17px;
    color: #E64E00;
    cursor: pointer;
    transition: background-color 0.4s ease, color 0.4s ease;
}
.container-13 h4:hover {
    background: #4F89E8;
    color: #ffffff;
}
.container-13 .sy-message {
    display: flex;
    justify-content: space-between;
}
.container-13 .sy-message .symessage-l {
    width: 48%;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-radius: 40px;
    padding: 2.8rem 3rem;
    /* box-shadow:0 30px 60px -20px rgba(0, 20, 40, 0.25),inset 0 1px 1px rgba(255, 255, 255, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.5);
    transition: all 0.3s ease; */
}

/* ===== 标题区 ===== */
.form-header {
    width: 48%;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}
.form-header i {
    font-size: 2rem;
    color: #2a7de1;
    background: rgba(42, 125, 225, 0.12);
    padding: 0.6rem;
    border-radius: 18px;
    box-shadow: 0 4px 8px rgba(42, 125, 225, 0.08);
    flex-shrink: 0;
}
.form-header h5 {
    font-size: 1.9rem;
    font-weight: 600;
    letter-spacing: -0.02em;
    color: #0b1e33;
    margin: 0;
}
.form-header p {
    font-size: 0.95rem;
    color: #5b6f87;
    margin-top: 0.15rem;
    font-weight: 400;
}
.form-header-text {
    display: flex;
    flex-direction: column;
    flex: 1 1 auto;
    min-width: 0;
}
/* ===== 表单网格 ===== */
.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem 2rem;
}
/* 全宽字段 */
.full-width {
    grid-column: 1 / -1;
}
@media (max-width: 600px) {
    .form-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    .full-width {
        grid-column: 1;
    }
}
/* ===== 字段组 ===== */
.field-group {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}
.field-group label {
    font-size: 0.9rem;
    font-weight: 500;
    color: #1e3349;
    display: flex;
    align-items: center;
    gap: 0.4rem;
    letter-spacing: 0.01em;
}
.field-group label i {
    font-size: 0.85rem;
    color: #2a7de1;
    width: 1.2rem;
    text-align: center;
}
.field-group label .required {
    color: #e34f4f;
    font-weight: 600;
    margin-left: 0.1rem;
}
/* ===== 输入框 ===== */
.field-group input,
.field-group select,
.field-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    font-size: 0.95rem;
    font-family: inherit;
    background: #ffffff;
    border: 1.5px solid #dce5ef;
    border-radius: 16px;
    outline: none;
    transition: all 0.25s ease;
    color: #0b1e33;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.02);
}
.field-group input:focus,
.field-group select:focus,
.field-group textarea:focus {
    border-color: #2a7de1;
    box-shadow: 0 0 0 4px rgba(42, 125, 225, 0.12);
    background: #ffffff;
}
.field-group input::placeholder,
.field-group textarea::placeholder {
    color: #a7b9ce;
    font-weight: 400;
    font-size: 0.9rem;
}
.field-group textarea {
    min-height: 120px;
    resize: vertical;
    line-height: 1.5;
}
/* ===== 文件上传 ===== */
.file-upload-wrapper {
    position: relative;
}
.file-upload-wrapper input[type="file"] {
    position: absolute;
    left: 0;
    top: 0;
    opacity: 0;
    width: 100%;
    height: 100%;
    cursor: pointer;
    z-index: 2;
}
.file-upload-label {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1.2rem;
    background: #f2f6fc;
    border: 1.5px dashed #b8cde0;
    border-radius: 16px;
    color: #2a4a6a;
    font-size: 0.95rem;
    transition: all 0.2s ease;
    cursor: pointer;
}
.file-upload-label i {
    font-size: 1.2rem;
    color: #2a7de1;
}
.file-upload-label span {
    font-weight: 450;
    color: #3d5a78;
}
.file-upload-label .file-name {
    margin-left: auto;
    font-size: 0.85rem;
    color: #5b6f87;
    font-weight: 400;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 140px;
}
.file-upload-wrapper:hover .file-upload-label {
    background: #eaf1fc;
    border-color: #2a7de1;
}
.file-upload-wrapper input[type="file"]:focus+.file-upload-label {
    border-color: #2a7de1;
    box-shadow: 0 0 0 4px rgba(42, 125, 225, 0.10);
}
/* ===== 辅助提示 ===== */
.helper-text {
    font-size: 0.75rem;
    color: #7b8fa8;
    margin-top: 0.15rem;
    padding-left: 0.2rem;
}
/* ===== 提交按钮 ===== */
.submit-row {
    margin-top: 2rem;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 1.2rem;
    flex-wrap: wrap;
}
.submit-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.7rem;
    padding: 0.9rem 2.6rem;
    font-size: 1rem;
    font-weight: 600;
    font-family: inherit;
    color: #ffffff;
    background: linear-gradient(135deg, #1a6bd5, #2a7de1);
    border: none;
    border-radius: 40px;
    cursor: pointer;
    transition: all 0.25s ease;
    box-shadow: 0 8px 18px -6px rgba(42, 125, 225, 0.35);
    letter-spacing: 0.01em;
}
.submit-btn i {
    font-size: 1rem;
    transition: transform 0.2s ease;
}
.submit-btn:hover {
    background: linear-gradient(135deg, #155bc2, #1f6fd4);
    transform: translateY(-2px);
    box-shadow: 0 14px 28px -8px rgba(42, 125, 225, 0.40);
}
.submit-btn:hover i {
    transform: translateX(3px);
}
.submit-btn:active {
    transform: translateY(1px);
    box-shadow: 0 6px 12px -4px rgba(42, 125, 225, 0.30);
}
.submit-row .hint {
    font-size: 0.85rem;
    color: #6f87a0;
}
/* ===== 响应式微调 ===== */
@media (max-width: 480px) {
    .form-wrapper {
        padding: 1.5rem 1rem;
    }
    .form-header h2 {
        font-size: 1.5rem;
    }
    .submit-btn {
        width: 100%;
        justify-content: center;
        padding: 0.9rem 1.5rem;
    }
    .submit-row {
        justify-content: stretch;
    }
    .submit-row .hint {
        text-align: center;
        width: 100%;
    }
}

/* ===== 小细节 ===== */
.field-group input[type="tel"] {
    letter-spacing: 0.3px;
}

/* 去除 number 输入框的上下箭头 */
input[type=number]::-webkit-inner-spin-button,
input[type=number]::-webkit-outer-spin-button {
    -webkit-appearance: none;
    margin: 0;
}
input[type=number] {
    -moz-appearance: textfield;
}
.container-13 .symessage-r {
    width: 45%;
    transform: translateY(-50px);
    overflow: hidden;
}
.container-13 .symessage-r img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
/* ===== 留言表单 END===== */

/* ===================================================== */
/* ===== 响应式适配：平板 / 移动端（新增） ===== */
/* ===================================================== */

/* ---------- 大屏笔记本（<=1440px）：只微调内边距 ---------- */
@media (max-width: 1440px) {
    .container-13 .sy-message .symessage-l {
        padding: 2.6rem 2.6rem;
    }
}

/* ---------- 平板横屏 / 小笔记本（<=1200px）：收紧间距 ---------- */
@media (max-width: 1200px) {
    .container-13 .sy-message .symessage-l {
        padding: 2.2rem 2rem;
        border-radius: 32px;
    }
    .form-header h5 {
        font-size: 1.6rem;
    }
    .form-header i {
        font-size: 1.6rem;
        padding: 0.5rem;
        border-radius: 16px;
    }
    .form-header p {
        font-size: 0.9rem;
    }
    .form-grid {
        gap: 1.1rem 1.5rem;
    }
}

/* ---------- 平板 / 平板竖屏（<=1024px）：去掉右侧图片 ---------- */
@media (max-width: 1024px) {
    /* 标题区占满整行 */
    .container-13 .form-header {
        width: 100%;
    }
    /* 表单列占满整行 */
    .container-13 .sy-message {
        display: block;
    }
    .container-13 .sy-message .symessage-l {
        width: 100%;
        border-radius: 28px;
    }
    /* 隐藏右侧图片 */
    .container-13 .sy-message .symessage-r {
        display: none;
    }
}

/* ---------- 移动端（<=768px）：进一步压缩 ---------- */
@media (max-width: 768px) {
    .container-13 h4 {
        width: 140px;
        height: 42px;
        line-height: 42px;
        font-size: 15px;
        margin-bottom: 16px;
    }
    .container-13 .sy-message .symessage-l {
        padding: 1.6rem 1.2rem;
        border-radius: 24px;
    }
    .form-header {
        gap: 0.6rem;
        align-items: flex-start;
    }
    .form-header i {
        font-size: 1.35rem;
        padding: 0.45rem;
        border-radius: 14px;
    }
    .form-header h5 {
        font-size: 1.35rem;
    }
    .form-header p {
        font-size: 0.85rem;
        line-height: 1.5;
    }
    /* 输入框内边距略减 */
    .field-group input,
    .field-group select,
    .field-group textarea {
        padding: 0.7rem 0.9rem;
        font-size: 0.92rem;
        border-radius: 14px;
    }
    /* 文件上传区域换行更友好 */
    .file-upload-label {
        padding: 0.7rem 1rem;
        gap: 0.55rem;
    }
    .file-upload-label .file-name {
        max-width: 90px;
    }
    /* 提交行：按钮置顶、整行宽度，提示文字居中放在下面 */
    .submit-row {
        margin-top: 1.5rem;
        gap: 0.75rem;
    }
    .submit-row .hint {
        order: 2;
        width: 100%;
        text-align: center;
    }
    .submit-btn {
        order: 1;
        width: 100%;
        justify-content: center;
        padding: 0.85rem 1.5rem;
    }
}

/* ---------- 小屏手机（<=480px） ---------- */
@media (max-width: 480px) {
    .container-13 .sy-message .symessage-l {
        padding: 1.25rem 1rem;
        border-radius: 20px;
    }
    .form-header h5 {
        font-size: 1.2rem;
    }
    .form-header i {
        font-size: 1.15rem;
        padding: 0.4rem;
        border-radius: 12px;
    }
    .form-header p {
        font-size: 0.8rem;
    }

    .field-group label {
        font-size: 0.85rem;
    }
    .field-group input,
    .field-group select,
    .field-group textarea {
        font-size: 0.88rem;
        padding: 0.65rem 0.85rem;
    }
    .field-group textarea {
        min-height: 105px;
    }
    .helper-text {
        font-size: 0.7rem;
        line-height: 1.45;
    }
    .file-upload-label .file-name {
        max-width: 70px;
    }
}
/* ===== 留言表单 END===== */

/* ===== footer ===== */
.container-14 {
    background: #1A1A1A;
}
.container-14 .footer {
    display: flex;
    justify-content: space-between;
    padding: 92px 0 56px;
    background-image: url(../image/footer-map.png);
    background-size: 70% 100%;
    background-position: center;
    background-repeat: no-repeat;
}
.container-14 .footer h3 {
    padding-left: 22px;
    font-size: 15px;
    color: #FFFFFF;
    border-left: 2px solid #0479DB;
}
.container-14 .footer .footer-item {
    width: 23%;
}
.container-14 .footer .footer-item:last-child {
    width: 31%;
}
.container-14 .footer .footer-itemer {
    padding-left: 22px;
    border-left: 2px solid #444444;
}
.container-14 .footer .footer-itemer a {
    display: block;
    width: 100%;
    height: 100%;
    font-size: 14px;
    color: #A4A4A4;
    line-height: 27px;
    transition: color 0.4s ease;
}
.container-14 .footer .footer-itemer a:hover {
    color: #0479DB;
}
.container-14 .footer .footer-itemer li i {
    color: #ffffff;
}
.container-14 .footer .footer-itemer li span {
    margin-left: 10px;
    font-size: 14px;
    color: #A4A4A4;
    line-height: 33px;
}
.container-14 .footer .footer-itemer .socials {
    margin-top: 30px;
}
.container-14 .footer .footer-itemer .socials-item {
    display: flex;
}
.container-14 .footer .footer-itemer .socials-item a {
    margin-right: 10px;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    text-align: center;
    line-height: 40px;
    background-color: #000000;
}
.container-14 .footer .footer-itemer .socials-item a:hover {
    background-color: #0479DB;
    color: #ffffff;
    transition: color 0.4s ease;
}
.container-14 .container-footer {
    background: #0D0D0D;
}
.container-14 .container-footer .container {
    display: flex;
    justify-content: space-between;
    font-size: 14px;
    color: #A4A4A4;
    line-height: 57px;
}
.container-14 .container-footer .container a {
    color: #A4A4A4;
}
.container-14 .container-footer .container a:hover {
    color: #0479DB;
    transition: color 0.4s ease;
}
/* ===== footer END===== */
/* ============================================================
           响应式适配（新增）
           原则：基础样式 = 原有 PC 端效果，媒体查询只在窄屏时覆盖
           ============================================================ */

        /* ===== 平板 / 小笔记本（≤1024px）：两列布局 ===== */
@media (max-width: 1024px) {
    .container-14 .footer {
        flex-wrap: wrap;
        justify-content: space-between;
        row-gap: 48px;
        padding: 64px 0 40px;
        background-size: cover;
        background-position: center;
    }
    .container-14 .footer .footer-item,
    .container-14 .footer .footer-item:last-child {
        width: calc(50% - 24px);
    }
}

        /* ===== 移动端（≤768px）：单列纵向布局 ===== */
@media (max-width: 768px) {
    .container-14 .footer {
        flex-direction: column;
        row-gap: 0;
        padding: 48px 0 16px;
        background-size: cover;
        background-position: center top;
    }
    .container-14 .footer .footer-item,
    .container-14 .footer .footer-item:last-child {
        width: 100%;
        margin-bottom: 34px;
    }
    .container-14 .footer .footer-item:last-child {
        margin-bottom: 0;
    }
    .container-14 .footer h3 {
        padding-left: 14px;
        font-size: 16px;
    }
    .container-14 .footer .footer-itemer {
        padding-left: 14px;
    }
    /* 列表项稍微收紧，减少长列表占用高度 */
    .container-14 .footer .footer-itemer a {
        line-height: 26px;
    }
    /* 联系方式：图标 + 文字两端对齐，长地址可自动换行 */
    .container-14 .footer .footer-itemer li {
        display: flex;
        align-items: flex-start;
    }
    .container-14 .footer .footer-itemer li i {
        flex: 0 0 auto;
        width: 20px;
        text-align: center;
        line-height: 27px;
    }
    .container-14 .footer .footer-itemer li span {
        flex: 1 1 auto;
        min-width: 0;
        margin-left: 10px;
        line-height: 27px;
        word-break: break-word;
        overflow-wrap: anywhere;
    }
    .container-14 .footer .footer-itemer .socials {
        margin-top: 20px;
    }
    .container-14 .footer .footer-itemer .socials-item {
        flex-wrap: wrap;
        row-gap: 10px;
    }
    /* 底部版权条改为上下堆叠、居中 */
    .container-14 .container-footer .container {
        flex-direction: column;
        align-items: center;
        text-align: center;
        line-height: 1.8;
        padding-top: 16px;
        padding-bottom: 16px;
        gap: 2px;
    }
    .container-14 .container-footer .container .copy {
        word-break: break-word;
    }
}

        /* ===== 小屏手机（≤480px）：进一步压缩 ===== */
@media (max-width: 480px) {
    .container-14 .footer {
        padding: 36px 0 12px;
    }
    .container-14 .footer h3 {
        font-size: 15px;
    }
    .container-14 .footer .footer-itemer a,
    .container-14 .footer .footer-itemer li span {
        font-size: 13px;
    }
    .container-14 .footer .footer-itemer .socials-item a {
        width: 34px;
        height: 34px;
        line-height: 34px;
        font-size: 13px;
    }
    .container-14 .container-footer .container {
        font-size: 12px;
    }
}

/* 兼容：没有 JS 触发 .visible 时也能显示内容（可选，不需要可删除） */
@media (prefers-reduced-motion: reduce) {
    .wide-card {
        opacity: 1;
        transform: none;
        transition: none;
    }
}