@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;
        }

        ::-webkit-scrollbar {
            width: 8px;
        }
        ::-webkit-scrollbar-track {
            background: #e2e8f0;
            border-radius: 10px;
        }
        ::-webkit-scrollbar-thumb {
            background: #94a3b8;
            border-radius: 10px;
        }

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

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

        .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;
        }

        .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);
        }

        .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: 40%;
            float: left;
            margin-right: 0%;
        }
        .zhipul img {
            width: 100%;
            border-radius: 30px;
        }
        .xinjidx {
            height: 46vw;
            object-fit: cover;
        }
        .zhipur {
            float: right;
            width: 50%;
        }
        .zhipur h4 {
            font-size: 2vw;
            padding-bottom: 2vw;
        }
        .zhipur dd {
            font-size: 1.1vw;
            font-weight: bold;
            padding: .5vw 0;
        }
        .zhipur p {
            font-size: .9vw;
            color: #333;
            line-height: 1.8vw;
        }

        .yingyong {
            width: 100%;
            overflow: hidden;
            margin-bottom: 7vw;
        }
        .yingyong h4 {
            font-size: 2vw;
            padding-bottom: 2vw;
        }
        .yingyong ul li {
            width: 31.333%;
            float: left;
            background: #fff;
            margin-right: 2%;
            list-style: none;
            padding: 3%;
            border-radius: 20px;
        }
        .yingyong ul li h5 {
            font-size: 1.2vw;
            padding-bottom: 1vw;
        }
        .yingyong ul li p {
            font-size: 0.9vw;
            line-height: 1.6vw;
        }

        .huxidaol {
            width: 100%;
            margin-bottom: 2vw;
        }
        .huxidaol img {
            width: 100%;
            border-radius: 30px;
        }

        .huxidaor {
            width: 100%;
        }
        .huxidaor dd {
            font-size: 1.1vw;
            font-weight: bold;
            padding: .5vw 0;
        }
        .huxidaor p {
            font-size: .9vw;
            color: #333;
            line-height: 1.8vw;
        }

        .keyan {
            width: 100%;
            overflow: hidden;
            margin-bottom: 7vw;
        }
        .keyanr {
            width: 42%;
            float: right;
            margin-right: 0%;
        }
        .keyanr img {
            width: 100%;
            border-radius: 30px;
        }
        .keyanl {
            float: left;
            width: 50%;
        }
        .keyanl h4 {
            font-size: 2vw;
            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: 5vw;
            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 (Mobile First 媒体查询)
                   ============================================================ */

        /* ---------- 平板及以下 (≤1024px) ---------- */
        @media screen and (max-width: 1024px) {
            .container {
                max-width: 92%;
                padding: 3rem 0 5rem 0;
            }

            .hero {
                padding: 10rem 5% 10rem 5%;
            }

            .eng-title {
                font-size: 5vw;
                line-height: 5.5vw;
            }
            .cn-title {
                font-size: 1.6rem;
            }
            .sub-item {
                font-size: 1.4vw;
                padding: 0.8rem 1.4rem;
            }

            .news-section h3 {
                font-size: 2.6vw;
            }
            .news-section dd {
                font-size: 1.4vw;
                line-height: 2.4vw;
                padding-bottom: 2.5vw;
            }

            .zhipur dd {
                font-size: 1.4vw;
            }
            .zhipur p {
                font-size: 1.2vw;
                line-height: 2vw;
            }

            .yingyong ul li {
                width: 30%;
                padding: 2.5%;
            }
            .yingyong ul li h5 {
                font-size: 1.6vw;
            }
            .yingyong ul li p {
                font-size: 1.2vw;
                line-height: 1.8vw;
            }

            .keyanl h4 {
                font-size: 2.4vw;
            }
            .keyanl dd {
                font-size: 1.4vw;
            }
            .keyanl p {
                font-size: 1.2vw;
                line-height: 2vw;
            }

            .btn-out {
                font-size: 1.4vw;
                padding: .6rem 2.2rem;
            }
            .btn-out img {
                width: 2.4vw;
            }
        }

        /* ---------- 手机 (≤768px) ---------- */
        @media screen and (max-width: 768px) {
            /* ----- 全局重置 ----- */
            .container {
                max-width: 94%;
                padding: 2rem 0 3rem 0;
            }

            /* ----- Hero 区域 ----- */
            .hero {
                padding: 6rem 4% 4rem 4%;
                margin-bottom: 1.5rem;
                border-radius: 0;
            }

            .hero-split {
                flex-direction: column;
                gap: 1.2rem;
            }

            .hero-left {
                flex: none;
                width: 100%;
            }

            .hero-right {
                flex: none;
                width: 100%;
                flex-direction: row;
                flex-wrap: wrap;
                gap: 0.6rem;
                justify-content: flex-start;
            }

            .eng-title {
                font-size: 8vw;
                line-height: 9vw;
            }
            .cn-title {
                font-size: 1.4rem;
                margin-top: 0.2rem;
            }

            .sub-item {
                font-size: 2.8vw;
                padding: 0.5rem 1.2rem;
                border-radius: 1.6rem;
                flex: 0 1 auto;
            }

            .rolling-glow {
                width: 300px;
                height: 200px;
                filter: blur(50px);
                bottom: 2vw;
            }

            /* ----- 新闻区域 ----- */
            .news-section {
                margin-top: 0.5rem;
            }

            .news-section h3 {
                font-size: 4.5vw;
                padding-bottom: 1vw;
            }
            .news-section dd {
                font-size: 2.6vw;
                line-height: 4vw;
                padding-bottom: 4vw;
            }

            /* ----- zhipu 左右 → 上下 ----- */
            .zhipu {
                margin-bottom: 6vw;
            }
            .zhipul {
                float: none;
                width: 100%;
                margin-right: 0;
                margin-bottom: 3vw;
            }
            .zhipul img {
                width: 100%;
                border-radius: 20px;
                height: auto;
                max-height: 50vw;
                object-fit: cover;
            }
            .xinjidx {
                height: auto;
                max-height: 50vw;
            }

            .zhipur {
                float: none;
                width: 100%;
            }
            .zhipur h4 {
                font-size: 3.6vw;
                padding-bottom: 2vw;
            }
            .zhipur dd {
                font-size: 2.8vw;
                padding: 1vw 0 0.4vw 0;
            }
            .zhipur p {
                font-size: 2.4vw;
                line-height: 3.8vw;
                padding-bottom: 1vw;
            }

            /* ----- yingyong 三列 → 单列 ----- */
            .yingyong {
                margin-bottom: 8vw;
            }
            .yingyong h4 {
                font-size: 3.6vw;
                padding-bottom: 3vw;
            }
            .yingyong ul li {
                float: none;
                width: 100%;
                margin-right: 0;
                margin-bottom: 2.5vw;
                padding: 4%;
                border-radius: 16px;
            }
            .yingyong ul li h5 {
                font-size: 3.2vw;
                padding-bottom: 1.5vw;
            }
            .yingyong ul li p {
                font-size: 2.4vw;
                line-height: 3.8vw;
            }

            /* ----- huxidao 左右 → 上下 ----- */
            .huxidaol {
                float: none;
                width: 100%;
                margin-bottom: 3vw;
            }
            .huxidaol img {
                border-radius: 20px;
                width: 100%;
                height: auto;
                max-height: 50vw;
                object-fit: cover;
            }
            .huxidaor {
                float: none;
                width: 100%;
            }
            .huxidaor dd {
                font-size: 2.8vw;
                padding: 1vw 0 0.4vw 0;
            }
            .huxidaor p {
                font-size: 2.4vw;
                line-height: 3.8vw;
            }

            /* ----- keyan 左右 → 上下 (文字在上，图片在下) ----- */
            .keyan {
                margin-bottom: 8vw;
            }
            .keyanl {
                float: none;
                width: 100%;
                margin-bottom: 3vw;
            }
            .keyanl h4 {
                font-size: 3.6vw;
                padding-bottom: 1.5vw;
            }
            .keyanl dd {
                font-size: 2.8vw;
                padding: 1vw 0 0.4vw 0;
            }
            .keyanl p {
                font-size: 2.4vw;
                line-height: 3.8vw;
            }
            .keyanr {
                float: none;
                width: 100%;
                margin-right: 0;
            }
            .keyanr img {
                border-radius: 20px;
                width: 100%;
                height: auto;
                max-height: 50vw;
                object-fit: cover;
            }

            /* ----- 按钮 ----- */
            .btn-out {
                font-size: 2.8vw;
                padding: 0.6rem 2rem;
                margin-top: 4vw;
                gap: 6px;
                border-radius: 40px;
            }
            .btn-out img {
                width: 4vw;
            }

            /* ----- 导航栏 (覆盖 head.css) ----- */
            .navbar {
                padding: 0.6rem 1rem !important;
                flex-wrap: wrap;
            }

            .nav-container {
                flex-wrap: wrap;
                width: 100%;
            }

            .logo img {
                max-height: 36px;
                width: auto;
            }

            .menu-toggle {
                display: flex !important;
                font-size: 1.6rem;
                background: transparent;
                border: none;
                color: #0a2540;
                cursor: pointer;
                padding: 0.2rem 0.6rem;
                align-items: center;
                justify-content: center;
            }

            .menu-wrapper {
                display: none;
                width: 100%;
                flex-direction: column;
                background: #ffffff;
                border-radius: 12px;
                box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
                margin-top: 0.6rem;
                padding: 0.8rem 0;
                max-height: 70vh;
                overflow-y: auto;
            }

            .menu-wrapper.open {
                display: flex;
            }

            .menu {
                flex-direction: column;
                width: 100%;
                gap: 0;
            }

            .menu > li {
                width: 100%;
                border-bottom: 1px solid #f1f5f9;
                position: relative;
            }

            .menu > li:last-child {
                border-bottom: none;
            }

            .menu > li > a {
                display: flex;
                justify-content: space-between;
                align-items: center;
                padding: 0.7rem 1.2rem;
                font-size: 3.2vw;
                width: 100%;
                color: #0a2540;
                text-decoration: none;
                font-weight: 500;
            }

            .menu > li > a::after {
                content: "▸";
                font-size: 2.8vw;
                color: #94a3b8;
                transition: transform 0.25s;
            }

            .menu > li.has-dropdown.open > a::after {
                transform: rotate(90deg);
            }

            .dropdown-menu {
                display: none;
                position: static !important;
                box-shadow: none !important;
                background: #f8fafc !important;
                border-radius: 0 !important;
                padding: 0 !important;
                margin: 0 !important;
                width: 100% !important;
                border: none !important;
            }

            .dropdown-menu li {
                width: 100%;
                border-bottom: 1px solid #eef2f6;
            }

            .dropdown-menu li:last-child {
                border-bottom: none;
            }

            .dropdown-menu li a {
                display: block;
                padding: 0.6rem 1.2rem 0.6rem 2.4rem;
                font-size: 2.8vw;
                color: #1e293b;
                text-decoration: none;
            }

            .dropdown-menu li a:hover {
                background: #eef2ff;
            }

            .menu > li.has-dropdown.open .dropdown-menu {
                display: block;
            }

            /* 语言切换 */
            .lang-switch {
                display: flex;
                justify-content: center;
                padding: 0.8rem 1.2rem;
                gap: 0.8rem;
                border-top: 1px solid #f1f5f9;
                margin-top: 0.4rem;
            }

            .lang-btn {
                background: transparent;
                border: 1px solid #e2e8f0;
                border-radius: 20px;
                padding: 0.3rem 1.2rem;
                font-size: 2.6vw;
                cursor: pointer;
                color: #64748b;
            }

            .lang-btn.active {
                background: #096bb3;
                color: #fff;
                border-color: #096bb3;
            }

            /* ----- 页脚 (覆盖 foot.css) ----- */
            .footer .juzhong {
                flex-direction: column;
                padding: 2rem 1rem !important;
                gap: 1.2rem;
            }

            .footer-menu {
                flex-direction: column;
                width: 100%;
                gap: 1rem;
            }

            .footer-menu .foot {
                width: 100%;
                padding: 0;
            }

            .footer-menu .foot > a {
                font-size: 3.6vw;
                display: block;
                padding-bottom: 0.4rem;
                font-weight: 600;
            }

            .footer-menu .foot ul {
                display: flex;
                flex-wrap: wrap;
                gap: 0.4rem 1.2rem;
                padding: 0;
            }

            .footer-menu .foot ul li {
                list-style: none;
                width: auto;
                font-size: 2.6vw;
            }

            .footer-menu .foot ul li a {
                color: #475569;
                text-decoration: none;
                font-size: 2.6vw;
            }

            .f_ban {
                width: 100% !important;
                float: none !important;
                padding: 0 !important;
            }

            .f_ban b.f_top {
                font-size: 3.6vw;
                display: block;
                padding-bottom: 0.6rem;
            }

            .f_ban p {
                font-size: 2.6vw !important;
                line-height: 1.6 !important;
                padding: 0.3rem 0 !important;
            }

            .f_ban p span {
                display: block;
                font-size: 2.4vw !important;
                padding-left: 0 !important;
            }

            .footcr {
                width: 100% !important;
                float: none !important;
                display: flex;
                justify-content: center;
                padding: 0.4rem 0 !important;
            }

            .footcr ul {
                display: flex;
                gap: 2rem;
                justify-content: center;
                padding: 0;
            }

            .footcr ul li {
                list-style: none;
                text-align: center;
                width: auto;
            }

            .footcr ul li img {
                width: 56px;
                height: 56px;
                border-radius: 8px;
                display: block;
                margin: 0 auto;
            }

            .footcr ul li dd {
                font-size: 2.4vw;
                padding-top: 0.2rem;
                color: #475569;
            }

            .footcll {
                padding: 0.8rem 1rem !important;
            }

            .footcll .footc {
                flex-direction: column;
                align-items: center;
                gap: 0.4rem;
            }

            .footcll .copyright {
                font-size: 2.2vw !important;
                text-align: center;
                line-height: 1.6;
            }

            .footcll .copyright a {
                display: block;
                font-size: 2.2vw !important;
            }
        }

        /* ---------- 小屏手机 (≤480px) ---------- */
        @media screen and (max-width: 480px) {
            .container {
                max-width: 96%;
                padding: 1.2rem 0 2rem 0;
            }

            .hero {
                padding: 4rem 3% 3rem 3%;
            }

            .eng-title {margin-top: 13vw;
                font-size: 8vw;
                line-height: 8vw;
            }
            .cn-title {
                font-size: 1.1rem;
            }

            .sub-item {
                font-size: 3.4vw;
                padding: 0.4rem 1rem;
                border-radius: 1.4rem;
            }

            .rolling-glow {
                width: 200px;
                height: 150px;
                filter: blur(40px);
            }

            .news-section h3 {
                font-size: 5.2vw;
            }
            .news-section dd {
                font-size: 3.2vw;
                line-height: 4.8vw;
                padding-bottom: 5vw;
            }

            .zhipur h4 {
                font-size: 4.2vw;
            }
            .zhipur dd {
                font-size: 3.2vw;
                padding: 1.2vw 0 0.6vw 0;
            }
            .zhipur p {
                font-size: 2.8vw;
                line-height: 4.4vw;
            }

            .yingyong h4 {
                font-size: 4.2vw;
            }
            .yingyong ul li {
                padding: 4.5%;
                margin-bottom: 3vw;
            }
            .yingyong ul li h5 {
                font-size: 3.6vw;
            }
            .yingyong ul li p {
                font-size: 2.8vw;
                line-height: 4.2vw;
            }

            .huxidaor dd {
                font-size: 3.2vw;
            }
            .huxidaor p {
                font-size: 2.8vw;
                line-height: 4.4vw;
            }

            .keyanl h4 {
                font-size: 4.2vw;
            }
            .keyanl dd {
                font-size: 3.2vw;
            }
            .keyanl p {
                font-size: 2.8vw;
                line-height: 4.4vw;
            }

            .btn-out {
                font-size: 3.4vw;
                padding: 0.5rem 1.6rem;
                margin-top: 5vw;
            }
            .btn-out img {
                width: 4.8vw;
            }

            /* 导航栏小屏 */
            .menu > li > a {
                font-size: 3.8vw;
                padding: 0.6rem 1rem;
            }
            .dropdown-menu li a {
                font-size: 3.4vw;
                padding: 0.5rem 1rem 0.5rem 2rem;
            }
            .lang-btn {
                font-size: 3.2vw;
                padding: 0.2rem 1rem;
            }

            /* 页脚小屏 */
            .footer-menu .foot > a {
                font-size: 4.2vw;
            }
            .footer-menu .foot ul li a {
                font-size: 3vw;
            }
            .f_ban p {
                font-size: 3vw !important;
            }
            .f_ban p span {
                font-size: 2.8vw !important;
            }
            .footcr ul li img {
                width: 48px;
                height: 48px;
            }
            .footcr ul li dd {
                font-size: 2.8vw;
            }
            .footcll .copyright {
                font-size: 2.6vw !important;
            }
            .footcll .copyright a {
                font-size: 2.6vw !important;
            }
        }

        /* ---------- 超小屏 (≤360px) ---------- */
        @media screen and (max-width: 360px) {
            .eng-title {
                font-size: 11vw;
                line-height: 12vw;
            }
            .cn-title {
                font-size: 1rem;
            }
            .sub-item {
                font-size: 3.8vw;
                padding: 0.3rem 0.8rem;
            }

            .btn-out {
                font-size: 3.8vw;
                padding: 0.4rem 1.2rem;
            }
            .btn-out img {
                width: 5.2vw;
            }

            .menu > li > a {
                font-size: 4.2vw;
                padding: 0.5rem 0.8rem;
            }
            .dropdown-menu li a {
                font-size: 3.8vw;
                padding: 0.4rem 0.8rem 0.4rem 1.6rem;
            }
            .lang-btn {
                font-size: 3.6vw;
                padding: 0.2rem 0.8rem;
            }

            .footer-menu .foot ul li a {
                font-size: 3.4vw;
            }
            .f_ban p {
                font-size: 3.4vw !important;
            }
            .f_ban p span {
                font-size: 3vw !important;
            }
            .footcr ul li img {
                width: 42px;
                height: 42px;
            }
            .footcr ul li dd {
                font-size: 3.2vw;
            }
            .footcll .copyright {
                font-size: 3vw !important;
            }
            .footcll .copyright a {
                font-size: 3vw !important;
            }
        }