@import url("https://fonts.googleapis.com/css?family=Poppins:300,400,500,600,700,900&display=swap");
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            background: #f4f7fc;
            font-family: Source Han Sans CN, Microsoft JhengHei, PingFang SC, Source Han Serif SC, Microsoft YaHei, sans-serif; 
            color: #0a2540;
            scroll-behavior: smooth;
            overflow-x: hidden;
        }

        
        .container {
            max-width: 88%;
            margin: 0 auto;
            padding:5rem 0rem 8rem 0;
        }

        /* ========= 第一板块 ========= */
        .hero {
            
            border-radius: 0rem;
            padding:15rem 6% 15rem 6%;
            margin-bottom: 3rem;            
            position: relative;
            overflow: hidden;
            isolation: isolate;
        }

        /* 滚动渐变背景元素 (上下左右来回滚动) */
        .rolling-glow {
            position: absolute;
            bottom: 5vw;
            left: 0;
            width: 600px;
            height: 360px;
            background: radial-gradient(circle, #096bb3, #16b2aa, #16b2aa);
            filter: blur(76px);
            opacity: 0.7;
            border-radius: 50%;
            pointer-events: none;
            z-index: 0;
            animation: rollAround 7s infinite alternate ease-in-out;
        }

        @keyframes rollAround {
            0% {
                transform: translate(0%, 0%) scale(1);
                border-radius: 60% 40% 50% 50%;
            }
            30% {
                transform: translate(70%, -18px) scale(1.1);
                border-radius: 40% 60% 30% 70%;
            }
            60% {
                transform: translate(30%, -30px) scale(0.95);
                border-radius: 50% 50% 45% 55%;
            }
            100% {
                transform: translate(85%, -8px) scale(1.2);
                border-radius: 35% 65% 70% 30%;
            }
        }

        .hero-left, .hero-right {
            position: relative;
            z-index: 2;
        }

        .hero-split {
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 2rem;
        }

        .hero-left {
            flex: 1.2;
        }

        .hero-right {
            flex: 0.25;
            display: flex;
            flex-direction: column;
            justify-content: center;
            gap: 1.2rem;
        }

        .eng-title {font-family: "Poppins", sans-serif;line-height: 6vw;text-transform: uppercase;
            font-size: 6vw;
            font-weight: 700;
            letter-spacing: -0.02em;
            background: linear-gradient(120deg, #0f2b3d, #2563eb);
            background-clip: text;
            -webkit-background-clip: text;
            color: transparent;
            margin-bottom: 0.5rem;
        }

        .cn-title {
            font-size: 2rem;
            font-weight: 600;
            color: #0f172a;
            border-left: 0px solid #3b82f6;
            padding-left: 0rem;
            margin-top: 0.3rem;
        }

        .sub-item {
            background: rgba(255,255,255,0.75);
            backdrop-filter: blur(4px);
            padding: 1rem 1.8rem;
            border-radius: 2rem;
            font-size: 1vw;
            font-weight: 600;
            text-align: center;
            transition: all 0.2s;
            box-shadow: 0 4px 8px rgba(0,0,0,0.02);
            border: 0px solid rgba(59,130,246,0.25);
        }
        .sub-item:first-child {
            color: #096bb3;
            background: #eef2ff;
        }
        .sub-item:last-child {
            color: #0f172a;
        }

        /* 标题缓入动画 */
        .fade-up-target {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.7s cubic-bezier(0.2, 0.9, 0.4, 1.2), transform 0.7s cubic-bezier(0.2, 0.9, 0.4, 1.2);
        }
        .fade-up-target.visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* ========= 新闻列表 ========= */
        .news-section {overflow: hidden;
            margin-top: 1rem;}
		
		.news-section h3{font-size: 2vw;}
		.news-section dd{font-size: 1vw;
    line-height: 2vw;
    padding-bottom: 3vw;}
        
		.zhipu{width: 100%;
    overflow: hidden;
    margin-bottom: 5vw;}
        .zhipul{width: 42%;
    float: left;
    margin-right: 0%;}
		.zhipul img{width:100%;border-radius: 30px;}
		.zhipur{float: right;
    width: 50%;}
	    .zhipur h4{font-size: 1.5vw;
    padding-bottom: 1vw;}
	    .zhipur dd{font-size: 1.1vw;
    font-weight: bold;
    padding: .5vw 0;}
		.zhipur p{font-size: .9vw;
    color: #333;
    line-height: 1.8vw;}
	
	.yaomin{width:100%;}
	.yaomin img{width:100%;box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.05);}
	
	.keyan{width: 100%;
    overflow: hidden;
    margin-bottom: 5vw;}
        .keyanr{width: 42%;
    float: right;
    margin-right: 0%;}
		.keyanr img{width:100%;border-radius: 30px;}
		.keyanl{float: left;
    width: 50%;}
	    .keyanl h4{font-size: 1.5vw;
    padding-bottom: 1vw;}
	    .keyanl dd{font-size: 1.1vw;
    font-weight: bold;
    padding: .5vw 0;}
		.keyanl p{font-size: .9vw;
    color: #333;
    line-height: 1.8vw;}
	
	.btn-out {
    margin-top: 1vw;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background:linear-gradient(96deg, #096bb3 0%, #16b2aa 97.7%);
    padding: .7rem 2.8rem;
    border-radius: 50px;
    font-weight: 600;
    color: #fff;
    transition: 0.2s;
    text-decoration: none;
    cursor: pointer;
    font-size: 1vw;}
	.btn-out img{width: 2vw;}
        .btn-outline:hover {
            border: 1px solid #a7c677;
            color: #a7c677;
        }
       .btn-out:hover {
            border: 0px solid #a7c677;
            color: #fff;
        }
/* ============================================================
   移动端适配样式 (Mobile Responsive CSS)
   适用于 320px - 768px 宽度的设备
   使用方式：在 <head> 中引入此文件，或放在 style 标签中
   注意：此文件不修改任何原有桌面端样式，仅做覆盖适配
   ============================================================ */

/* ---------- 基础重置与容器适配 ---------- */
@media screen and (max-width: 768px) {
    /* 容器宽度调整 */
    .container {
        max-width: 92%;
        padding: 1.5rem 0 4rem 0;
    }

    body {
        font-size: 14px;
        overflow-x: hidden;
    }

   

    /* ---------- Hero 区域适配 ---------- */
    .hero {
        padding: 5rem 5% 4rem 5%;
        margin-bottom: 1.5rem;
        border-radius: 0;
        min-height: auto;
    }

    .rolling-glow {
        width: 280px;
        height: 200px;
        filter: blur(60px);
        opacity: 0.5;
        bottom: 2vw;
        left: -10%;
        animation-duration: 8s;
    }

    .hero-split {
        flex-direction: column;
        gap: 1rem;
    }

    .hero-left {
        flex: 1;
        width: 100%;
    }

    .hero-right {
        flex: 1;
        width: 100%;
        flex-direction: row;
        flex-wrap: wrap;
        gap: 0.8rem;
        justify-content: flex-start;
    }

    .eng-title {        margin-top: 12vw;
        font-size: 8vw;
        line-height: 8vw;
        letter-spacing: -0.01em;
        margin-bottom: 0.2rem;
    }

    .cn-title {
        font-size: 1.6rem;
        font-weight: 600;
        padding-left: 0;
        border-left: none;
        margin-top: 0.1rem;
    }

    .sub-item {
        font-size: 3vw;
        padding: 0.6rem 1.2rem;
        border-radius: 2rem;
        background: rgba(255, 255, 255, 0.85);
        backdrop-filter: blur(4px);
        flex: 0 0 auto;
    }

    /* ---------- 内容区域适配 ---------- */
    .news-section {
        margin-top: 0.5rem;
        overflow: hidden;
    }

    .news-section h3 {
        font-size: 4.5vw;
        margin-bottom: 0.5rem;
    }

    .news-section dd {
        font-size: 3.2vw;
        line-height: 5vw;
        padding-bottom: 4vw;
    }

    /* 左右布局改为上下布局 */
    .zhipu {
        display: flex;
        flex-direction: column;
        gap: 1.5rem;
        margin-bottom: 6vw;
        width: 100%;
        overflow: hidden;
    }

    .zhipul {
        width: 100%;
        float: none;
        margin-right: 0;
    }

    .zhipul img {
        width: 100%;
        border-radius: 20px;
        height: auto;
        max-height: 280px;
        object-fit: cover;
    }

    .zhipur {
        width: 100%;
        float: none;
        padding: 0 2%;
    }

    .zhipur h4 {
        font-size: 4vw;
        padding-bottom: 1.5vw;
    }

    .zhipur dd {
        font-size: 3.2vw;
        font-weight: bold;
        padding: 1.2vw 0;
    }

    .zhipur p {
        font-size: 2.8vw;
        line-height: 4.5vw;
        color: #333;
        padding: 0.5vw 0;
    }

    /* 按钮适配 */
    .btn-out {
        margin-top: 2.5vw;
        padding: 0.7rem 2.2rem;
        font-size: 3.2vw;
        border-radius: 50px;
        display: inline-flex;
        align-items: center;
        gap: 6px;
        width: auto;
        justify-content: center;
    }

    .btn-out img {
        width: 4.5vw;
        height: auto;
    }

    /* 第二个左右区块 (科研) 适配 */
    .keyan {
        display: flex;
        flex-direction: column;
        gap: 1.5rem;
        margin-bottom: 6vw;
        width: 100%;
        overflow: hidden;
    }

    .keyanr {
        width: 100%;
        float: none;
        margin-right: 0;
        order: 0;
    }

    .keyanr img {
        width: 100%;
        border-radius: 20px;
        height: auto;
        max-height: 280px;
        object-fit: cover;
    }

    .keyanl {
        width: 100%;
        float: none;
        order: 1;
        padding: 0 2%;
    }

    .keyanl h4 {
        font-size: 4vw;
        padding-bottom: 1.5vw;
    }

    .keyanl dd {
        font-size: 3.2vw;
        font-weight: bold;
        padding: 1.2vw 0;
    }

    .keyanl p {
        font-size: 2.8vw;
        line-height: 4.5vw;
        color: #333;
        padding: 0.5vw 0;
    }

    /* 图片统一样式 (yaomin) */
    .yaomin {
        width: 100%;
        margin-bottom: 3vw;
    }

    .yaomin img {
        width: 100%;
        border-radius: 20px;
        height: auto;
        max-height: 220px;
        object-fit: cover;
        box-shadow: 0 6px 20px -5px rgba(0, 0, 0, 0.06);
    }

   

    /* ---------- 动画与交互微调 ---------- */
    .fade-up-target {
        opacity: 1;
        transform: translateY(0);
        transition: none;
    }

    .fade-up-target.visible {
        opacity: 1;
        transform: translateY(0);
    }

    /* ---------- 滚动条适配 ---------- */
    ::-webkit-scrollbar {
        width: 4px;
    }

    ::-webkit-scrollbar-thumb {
        background: #cbd5e1;
        border-radius: 6px;
    }

    /* ---------- 小屏手机微调 (320px - 420px) ---------- */
    @media screen and (max-width: 420px) {
        .eng-title {
            font-size: 14vw;
            line-height: 15vw;
        }

        .cn-title {
            font-size: 1.3rem;
        }

        .sub-item {
            font-size: 3.5vw;
            padding: 0.4rem 1rem;
        }

        .zhipur dd {
            font-size: 3.6vw;
        }

        .zhipur p {
            font-size: 3.2vw;
            line-height: 5vw;
        }

        .btn-out {
            font-size: 3.6vw;
            padding: 0.6rem 1.8rem;
        }

        .btn-out img {
            width: 5vw;
        }

        
    }

    /* ---------- 平板竖屏适配 (769px - 1024px) ---------- */
    @media screen and (min-width: 769px) and (max-width: 1024px) {
        .container {
            max-width: 90%;
            padding: 2.5rem 0 5rem 0;
        }

        .hero {
            padding: 8rem 5% 6rem 5%;
        }

        .eng-title {
            font-size: 5vw;
            line-height: 6vw;
        }

        .cn-title {
            font-size: 2.4rem;
        }

        .sub-item {
            font-size: 1.4vw;
        }

        .zhipul {
            width: 45%;
        }

        .zhipur {
            width: 50%;
        }

        .zhipur h4 {
            font-size: 2vw;
        }

        .zhipur dd {
            font-size: 1.6vw;
        }

        .zhipur p {
            font-size: 1.3vw;
            line-height: 2.2vw;
        }

        .btn-out {
            font-size: 1.4vw;
            padding: 0.6rem 2.2rem;
        }

        .btn-out img {
            width: 2.4vw;
        }

        .keyanr {
            width: 45%;
        }

        .keyanl {
            width: 50%;
        }

        .keyanl h4 {
            font-size: 2vw;
        }

        .keyanl dd {
            font-size: 1.6vw;
        }

        .keyanl p {
            font-size: 1.3vw;
            line-height: 2.2vw;
        }

        .news-section h3 {
            font-size: 2.8vw;
        }

        .news-section dd {
            font-size: 1.6vw;
            line-height: 2.8vw;
        }

       
    }

    /* ---------- 工具类：隐藏桌面元素，显示移动元素 ---------- */
    .mobile-only {
        display: none !important;
    }

    @media screen and (max-width: 768px) {
        .mobile-only {
            display: block !important;
        }
        .desktop-only {
            display: none !important;
        }
    }

    /* ---------- 菜单按钮图标修复 ---------- */
    .menu-toggle i {
        pointer-events: none;
    }

    /* 当菜单打开时，禁用页面滚动 */
    body.menu-open {
        overflow: hidden;
        position: fixed;
        width: 100%;
        height: 100%;
    }
}

/* ============================================================
   适配完成
   使用方式：将此文件内容复制到项目中的移动端样式文件中，
   或直接在页面 <style> 标签内添加，建议放在所有样式之后。
   ============================================================ */