body {
    font-family: 'HarmonyOS Sans', sans-serif;
    font-size: 14px;
    line-height: 1.5;
    padding: 0;
    margin: 0;
    font-weight: 400;

}

/* 添加全局动画样式 */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

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



.nav-menu {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 1300px;
    margin: 0 auto;
    padding-top: 40px;
    padding-bottom: 40px;
}


.nav-left {
    display: flex;
    align-items: center;
    gap: 80px;
}


.logo {
    display: flex;
    align-items: center;
    z-index: 2000;
    height: 26px;
}

.contactus {
    display: flex;
    justify-content: space-between;
    width: 1300px;
    margin: 0 auto;
    padding-top: 40px;
    padding-bottom: 40px;


    .card {
        width: 100%;
        background: #ffffff;
        border-radius: 8px;
        text-align: left;
        display: flex;
        transition: transform 0.3s ease, box-shadow 0.3s ease;

        .card-left {
            padding: 8px;

            svg {
                fill: #313131;
            }
        }

        .card-right {
            padding: 10px;
            padding-top: 8px;
            padding-right: 0;
            padding-bottom: 4px;

            .card-title {
                font-size: 18px;
                font-weight: 500;
                padding-bottom: 4px;
            }

            .card-content {
                font-size: 14px;
                color: #6A6A6A;
                line-height: 22px;
                font-weight: 500;


            }
        }


    }


    .card-btn {
        font-family: 'HarmonyOS Sans', sans-serif;
        background-color: #00243D;
        border-radius: 8px;
        color: #ffffff;
        margin-top: 20px;
        padding: 8px 20px;
        width: fit-content;
        white-space: nowrap;
        cursor: pointer;
        transition: background-color 0.3s ease, transform 0.2s ease;
    }

    .card-btn:hover {
        background-color: #003b66;
        transform: scale(1.05);
    }
}

.title-container2 {
    width: 1300px;
    margin: 0 auto;

    .container-title {
        font-size: 30px;
    }

    .container-subtitle {
        width: 56%;
        font-size: 14px;
        color: #404040;
        padding: 10px 0;
    }

    .container-btn {
        font-family: 'HarmonyOS Sans', sans-serif;
        border-radius: 8px;
        color: #525252;
        margin-top: 10px;
        padding: 8px 20px;
        font-size: 16px;
        font-weight: 500;
        background-color: #ffffff;
        cursor: pointer;
        border: 1px solid #C2C2C2;
    }
}


.card-container2 {
    display: flex;
    justify-content: space-between;
    width: 1300px;
    margin: 0 auto;
    padding-top: 40px;
    padding-bottom: 40px;



    .card {
        width: calc(29% + 40px);
        background: #ffffff;
        border-radius: 8px;
        text-align: left;
        border: 1px solid #E3E3E3;
        overflow: hidden;
        transition: transform 0.3s ease;

        .card-img {
            width: 100%;
            height: auto;
            object-fit: contain;
        }

        .card-content {
            padding: 10px 20px;

            .card-title {
                font-size: 20px;
                font-weight: 500;
                padding-bottom: 8px;
            }

            .card-text {
                font-size: 15px;
                color: #6A6A6A;
                line-height: 1.5;
                font-weight: 500;
                padding-bottom: 20px;
            }
        }
    }

    .card:hover {
        transform: translateY(-10px);
    }
}

.menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    width: 30px;
    padding: 5px;
}

.menu-toggle span {
    height: 3px;
    background: #fff;
    margin: 3px 0;
    transition: 0.4s;
}

.menu-items {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: row;
    /* 确保横排显示 */
    gap: 60px;
}

.menu-items a {
    color: #313131;
    text-decoration: none;
    position: relative;
    transition: color 0.3s ease;
}

.menu-items a:after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 0;
    background-color: #000000;
    transition: width 0.3s ease;
}

.menu-items a:hover:after {
    width: 100%;
}

.nav-right {
    display: flex;
    align-items: center;
}

.lang-switch a {
    color: #313131;
    text-decoration: none;
    padding: 0 5px;
}

.lang-switch a.active {
    color: #007bff;
}

.menu-items-container {
    display: none;
    /* 移除多余容器 */
}

.pagetop {
    /* background-image: url('/img/contacttop.jpg'); */
    background-color: #00265B;
    background-size: cover;
    background-repeat: no-repeat;
    background-position: top;
}

.service-group {
    width: 1300px;
    margin: 0 auto;
    display: flex;
    gap: 20px;
    padding-top: 10px;

    .service {
        padding: 10px;
        cursor: pointer;
        color: #313131;
    }

    .service:hover {
        background-color: #f5f5f5;
    }

    .service .start {
        font-weight: 500;
        color: #000000;
    }
}

.sticky {
    position: -webkit-sticky;
    /* 兼容Safari */
    position: sticky;
    top: 0;
    /* 定义距离顶部的距离 */
    z-index: 1000;
    /* 设置 z-index 以确保它覆盖其他元素 */
    background-color: white;
    /* 可以设置背景色防止吸顶时内容重叠 */
}

.selected {
    background-color: #00265B;
    color: #ffffff !important;
}

.selected:hover {
    background-color: #00265B !important;
    color: #ffffff !important;
}


.service-box {
    width: 1300px;
    margin: 0 auto;

    .box {
        padding: 10px;
        display: block;
    }

    .box.hidden {
        display: none;
    }

    .first-title {
        font-size: 18px;
        font-weight: 500;
        padding-bottom: 8px;
        text-align: center;
    }

    .first-content {
        text-align: center;
    }

    .first-contentbox {
        width: 400px;
    }

    .first-container {
        display: flex;
        gap: 20px;
        padding-top: 20px;
        width: 100%;
        justify-content: space-between;
    }

    .sec-container {
        width: 1000px;
        margin: 0 auto;
        padding-top: 50px;
        padding-bottom: 50px;
        display: flex;
        color: #000000;
        gap: 40px;


        div {
            width: 50%;
            display: flex;
            justify-content: center;
            align-items: center;

            div {
                text-align: left;
                width: 90%;
            }
        }

        img {
            width: 500px;
            border-radius: 10px;
        }



        .sec-left {
            width: 50%;
            padding-right: 50px;
        }

        .sec-right {
            width: 50%;
            padding-left: 50px;
        }

        .sec-title {
            color: #313131;
            font-size: 26px;
            font-weight: 500;
            padding-bottom: 20px;
            justify-content: flex-start;
        }

        .sec-content {
            font-size: 14px;
            line-height: 22px;
            color: #6E6E6E;
        }
    }

    .third-container {
        width: 1000px;
        padding-top: 200px;
        padding-bottom: 200px;
        text-align: center;
        margin: 0 auto;

        .title {
            font-size: 26px;
            font-weight: 500;
            padding-bottom: 20px;
        }

        .inner {
            font-size: 14px;
            line-height: 22px;
            color: #6E6E6E;
        }
    }


}



.body {

    padding: 0;
    margin: -80px 0 0 0;

    height: 350px;
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: center;
    color: #ffffff;
    margin: 0 auto;
}

.body .title {

    font-size: 30px;
    font-weight: 500;
    padding-bottom: 10px;
    animation: fadeIn 1s ease-out 0.2s both;
}

.body .content {
    font-size: 14px;
    line-height: 22px;
    width: 30%;
    min-width: 400px;
    margin: 0 auto;
    animation: fadeIn 1s ease-out 0.4s both;
}




.title-container {

    animation: fadeIn 2s ease-out;
    width: 30%;
    min-width: 400px;
    margin: 0 auto;
    padding-top: 80px;
    font-family: 'HarmonyOS Sans', sans-serif;

    .container-title {
        font-size: 26px;
    }

    .container-subtitle {
        width: 56%;
        font-size: 13px;
        color: #404040;
        padding: 10px 0;
    }

    .container-btn {
        font-family: 'HarmonyOS Sans', sans-serif;
        border-radius: 8px;
        color: #525252;
        margin-top: 10px;
        padding: 8px 20px;
        font-size: 16px;
        font-weight: 500;
        background-color: #ffffff;
        cursor: pointer;
        border: 1px solid #C2C2C2;
    }

    .container {
        display: block;
        padding-bottom: 80px;


        label {
            font-size: 14px;
            color: #000000;
            margin-top: 20px;
            line-height: 40px;
        }

        select {
            width: 100%;
            padding: 10px;
            border: 1px solid #E4E4E4;
            border-radius: 5px;
        }

        textarea {
            box-sizing: border-box;
            width: 100%;
            padding: 10px;
            border: 1px solid #E4E4E4;
            border-radius: 5px;
            min-height: 300px;
            font-family: 'HarmonyOS Sans', sans-serif;
        }

        .container-info {
            font-size: 12px;
        }

        .container-button-box {
            display: flex;
            justify-content: flex-end;
        }

        .container-button {
            margin-top: 10px;
            padding: 10px 20px;
            border: none;
            background-color: #00243D;
            color: #ffffff;
            border-radius: 5px;
            cursor: pointer;
        }
    }
}







@media (max-width: 1300px) {
    .service-group {
        padding-left: 20px;
        padding-right: 20px;
        width: calc(100% - 40px);
        display: flex !important;
        justify-content: space-between !important;
        .service{
            width: 100%;
            text-align: center;
        }
    }


    .menu-items {
        gap: 0px;
        font-size: 18px;
        font-weight: 500;

        li {
            padding: 0 20px !important;
        }

        a {
            padding: 13px 0;
            border-bottom: 1px solid #dddddd;
        }

    }

    .logo {
        height: 20px;
    }

    .nav-menu {
        z-index: 2000;
        position: fixed;
        transition: background-color 0.3s ease, box-shadow 0.3s ease;
        top: 0;
    }

    /* 滚动到一定位置后，背景颜色会发生变化 */
    .nav-menu.fixed {
        z-index: 2000;
        background-color: rgba(255, 255, 255);
        border-bottom: 1px solid #dddddd;
        /* 吸顶时的背景颜色 */
    }

    .card-container2 {
        width: 100vw;
        box-sizing: border-box;
        display: block;
        padding-top: 0 !important;

        .card {
            box-sizing: border-box;
            display: block;
            width: calc(100% - 40px);
            margin: 20px;
        }
    }

    .card-container3 {
        width: 100vw;
        box-sizing: border-box;
        display: block;
        padding-top: 0 !important;

        .holder2 {
            box-sizing: border-box;
            display: block;
            padding-top: 0 !important;
        }

        .card {
            box-sizing: border-box;
            display: block;
            width: calc(100% - 40px);
            margin: 20px;
        }

        .card2::before {
            width: 100% !important;
            padding-top: 100% !important;
        }

        .card3::before {
            width: 100% !important;
            padding-top: 100% !important;
        }
    }

    .contactus {
        border: 1px solid #E3E3E3;
        width: calc(100% - 40px);
        box-sizing: border-box;
        padding: 20px;
        display: block;
        border-radius: 8px;
        margin: 20px;

        .card2 {
            display: flex;
            justify-content: right;
        }
    }

    .nav-left {
        display: flex;
        justify-content: space-between;
        padding: 0 20px;
        width: 100vw;
        box-sizing: border-box;
        position: fixed;
        z-index: 1002;
    }

    .title-container2 {
        width: calc(100% - 40px);
        box-sizing: border-box;
        margin: 20px;

        div {
            width: calc(100% - 40px) !important;
            box-sizing: border-box;
        }
    }

    .footer {
        width: 100vw !important;
        display: block !important;
        box-sizing: border-box;
        padding-top: 20px !important;
        padding-bottom: 0px !important;

        img {
            width: 100px !important;
        }

        .contactinfo {
            display: block !important;

            .infobox {
                margin: 20px;
                padding-right: 0 !important;

                .icon {
                    justify-content: left;
                }

                .detail {
                    text-align: left;
                }
            }

            padding-bottom: 40px;
        }

        .holder {
            display: flex !important;
            justify-content: left !important;
            padding-left: 20px;
        }

        .logo {
            .icon {
                margin-top: 20px;
                justify-content: space-between;
                text-align: left;
                padding-left: 20px;
                padding-right: 20px;
                box-sizing: border-box;
                background-color: #e7e7e7;
                color: #000000;
                padding-top: 10px;
                padding-bottom: 10px;
            }

            .banquan {}
        }
    }

    .pagetop {
        padding-top: 30px;
    }

    .body {
        background-size: cover;
    }

    .logo {
        height: 20px;
    }

    .nav-left {
        flex: 1;
    }

    .menu-toggle {

        display: flex;
        /* Fixed position from top */
        z-index: 1003;
        padding: 4px;
        border-radius: 4px;
        /* Increased z-index to show above mobile-header */
    }

    .menu-toggle svg {
        fill: #ffffff;
    }


    /* Reset transform for non-active state */
    .menu-toggle svg {
        transform: rotate(0);
        transition: transform 0.3s ease;
    }

    .menu-toggle.active {
        svg {
            fill: #000 !important;
        }
    }

    .menu-toggle svg.fixed {
        fill: #000000 !important;
    }

    .menu-toggle span {
        transition: transform 0.3s ease, opacity 0.3s ease;
    }

    .service-box {
        width: 100vw !important;
        display: block !important;
        box-sizing: border-box !important;

        .first-container {
            width: 100% !important;
            display: block !important;

            .first-contentbox {
                margin-top: 20px;
                border: 1px solid #E3E3E3;
                padding: 20px;
                width: 100% !important;
                box-sizing: border-box;
            }
        }

        .sec-container {
            border: 1px solid #E3E3E3;
            padding: 20px;
            border-radius: 8px;
            display: block !important;
            width: calc(100vw - 60px) !important;

            margin-top: 40px;

            .sec-content {
                padding-top: 0px !important;

                .sec-title {
                    font-size: 20px;
                    padding-top: 0px !important;
                    padding-bottom: 0px !important;
                }

                .sec-content {
                    line-height: 1.5 !important;
                    padding-top: 10px !important;
                }
            }

            div {
                display: block !important;
                width: calc(100vw - 60px) !important;
                box-sizing: border-box !important;
                padding-top: 10px;

                img {
                    width: 100% !important;
                }
            }
        }

        .third-container {
            width: 100%;
        }
    }


    .menu-items {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: white;
        padding: 100px 0 0;
        /* 调整上边距为固定值 */
        flex-direction: column;
        z-index: 1000;
        align-items: center;
        justify-content: flex-start;
        overflow-y: auto;
        transition: transform 0.3s ease, opacity 0.3s ease;
        transform: translateY(-100%);
        opacity: 0;
    }

    .menu-items::before {
        content: '';
        display: block;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        height: 70px;
        background: white;
        z-index: 1001;
    }

    .menu-items.active {
        transform: translateY(0);
        opacity: 1;
    }

    .mobile-header {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        padding: 1rem 2rem;
        z-index: 1002;
        background: white;
    }

    .mobile-header.active {
        display: block;
    }

    .menu-items li {
        width: 100%;
        text-align: left;
        padding: 10px 20px;
        box-sizing: border-box;
    }

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

    .menu-items a {
        display: block;
        width: 100%;
    }

    .menu-items.active {
        display: flex;
    }

    .nav-right {
        display: none;
        position: fixed;
        bottom: 40px;
        left: 0;
        width: 100%;
        justify-content: center;
        z-index: 2001;
        background: white;
    }

    .nav-right.active {
        display: flex;
    }

    .lang-switch {
        padding: 10px 20px;
        border-top: 1px solid #eee;
        width: 100%;
        max-width: 300px;
        text-align: center;
    }


    .menu-items a {
        color: #000000;
    }

    .lang-switch a {
        color: #000000;
    }

    .menu-toggle span {
        transition: transform 0.3s ease, opacity 0.3s ease;
    }

    .menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }

    .menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
}


.footer {
    display: flex;
    justify-content: space-between;
    width: 1300px;
    margin: 0 auto;
    padding-top: 100px;
    padding-bottom: 100px;
    color: #000000;

    .contactinfo {
        display: flex;
        flex-direction: row;
        /* 横排 */
        width: 70%;
        gap: 20px;
        /* Add gap between infoboxes */

        .infobox {
            flex: 1 1 0;
            /* 平均分配宽度 */
            padding-right: 20px;
            /* Add some padding between boxes */
            margin-bottom: 0;
            box-sizing: border-box;
        }

        .icon {
            display: flex;
            gap: 10px;
        }

        .detail {
            color: #6E6E6E;
            width: 100%;
        }

        .detail a {
            color: inherit;
            /* Inherit color from parent */
            text-decoration: none;
            /* Remove underline */
        }
    }

    .logo {
        display: flex;
        flex-direction: column;
        /* Stack items vertically */
        align-items: flex-end;
        /* Align items to the right */
        margin-top: -12px;
        width: 30%;
        /* Adjust width */

        .holder {
            text-align: right;
            width: 100%;
            /* Ensure holder takes full width of the logo container */
        }

        img {
            width: 160px !important;
            padding-bottom: 10px;
        }

        .icon {
            display: flex;
            justify-content: flex-end;
            /* Align icons to the right */
            gap: 30px;
            font-size: 12px;
            width: 100%;
            /* Ensure icon container takes full width */
            margin-top: auto;
            /* Push to the bottom */

            .banquan {
                color: #000;
                font-weight: 500;
                white-space: nowrap;
                /* Prevent wrapping */
            }

            .powerby {
                color: #6D6D6D;
                white-space: nowrap;
                /* Prevent wrapping */
            }
        }
    }
}

hr {
    border: 0;
    border-top: 1px solid #E4E4E4;

    /* 修改为你想要的颜色 */
    height: 1px !important;
    /* 设置为 1px，使其更细 */
}