:root {
    --bt-font-size: 6vw;
    --bt-xm-font-color: #076afe;
    --bt-font-weight: 800;
    --bt-font-color: #fff;
    --text-font-size: 3.8vw;
    --operation-font-size-1: 7vw;
    --operation-font-size-2: 4.4vw;
    --operation-font-size-3: 3.8vw;
    --operation-font-color2: #4d4d4d;
    --operation-font-color3: #717171;
}

a,
p {
    list-style: none;
    margin: 0;
    padding: 0;
}

body {
    background-color: #000000;
    margin: 0;
}

.section {
    display: none;
}

.section.active {
    display: block;
}


.page_bottom {
    margin-top: 40px;
}

.page_title {
    font-size: var(--bt-font-size);
    font-weight: 500;
    margin-bottom: 26px;
}

.page_list p {
    display: flex;
    align-items: center;
    margin-top: 16px;
    font-size: var(--operation-font-size-3);
}

.page_list p img {
    width: 16px;
    height: 16px;
    margin-right: 12px;
}


.bt-text {
    color: var(--bt-font-color);
    font-size: var(--bt-font-size);
    font-weight: var(--bt-font-weight);
}

.bt-font-color {
    color: var(--bt-xm-font-color);
}

.top-bar {
    width: calc(100% - 16px);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-style: oblique;
    font-weight: var(--bt-font-weight);
    background-color: #fff;
    padding: 8px;
    position: fixed;
    z-index: 99;
}

.top-bar img {
    width: 3.3rem;
    height: auto;
    vertical-align: middle;
}

.top-bar .menu_icon,
.top-bar .close_icon {
    height: 2rem;
    width: auto;
}

/* 侧边 菜单 */

.menu-mask {
    position: fixed;
    left: 0;
    top: 60px;
    width: 100%;
    height: calc(100% - 60px);
    background: rgba(8, 9, 11, 0.5);
    opacity: 0;
    visibility: hidden;
    transition: 0.25s ease;
    z-index: 9999;
}

/* 顶部下拉菜单 */
.dropdown-menu {
    position: fixed;
    top: 60px;
    left: 0;
    width: 100%;
    background: #1c1f24;
    color: #fff;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease;
    z-index: 99999;
    padding: 0 20px;
}

/* 菜单内容 */
.menu-list {
    list-style: none;
    padding: 12px 16px;
    margin: 0;
}

.menu-list li {
    padding: 14px 0;
    font-size: var(--operation-font-size-2);
    cursor: pointer;
}

.menu-list li:hover {
    opacity: 0.7;
}

/* 展开状态 */
.menu-mask.show {
    opacity: 1;
    visibility: visible;
}

.dropdown-menu.show {
    max-height: 400px;
    /* 根据菜单高度调整 */
}

/* 禁止滚动 */
.body-lock {
    overflow: hidden;
}

/* 下载 */
.container {
    padding-top: 60px;
}
.and-icon-HKD{
    width: 4vw;
    height: fit-content;
}
.download-hero {
    padding: 40px 10px 0;
    background-image: url(./images/m-bg.png);
    background-repeat: no-repeat;
    background-position: center;
    background-color: #000000;
}

.download-hero p {
    text-align: center;
    margin: 20px 0;
}

.download-hero__headline {
    display: flex;
    justify-content: space-around;
}

.download-hero__features {
    color: var(--bt-font-color);
    font-size: var(--text-font-size);
    display: flex;
    justify-content: center;
    gap: 20px;
}

.download-hero__description {
    color: var(--bt-font-color);
    font-size: var(--text-font-size);
}

.download-hero__buttons {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    margin-top: 20px;
    font-size: 3.2vw;
    color: #94999f;
}

.download-hero__buttons a {
    width: 8rem;
    display: flex;
    align-items: center;
    padding: 5px 0 5px 10px;
    ;
    border-radius: 5px;
    background-color: rgba(255, 255, 255, .2);
}

.download-hero__buttons a p {
    margin: 0;
}

.download-hero__buttons a img {
    width: 1.8rem;
    height: fit-content;
    margin-right: 5px;
}

.download-hero__buttons div p {
    text-align-last: left;
}

.download-hero__buttons .download-hero__text {
    font-size: var(--text-font-size);
    color: #fff;
}

/* 视频 */
.video-swiper-container {
    width: 90%;
    max-width: 420px;
    margin: 20px auto 0;
    border-radius: 16px;
    overflow: hidden;
    position: relative;
}

.video-swiper-wrapper {
    display: flex;
    transition: transform 0.4s ease;
}

.video-swiper-slide {
    min-width: 100%;
    box-sizing: border-box;
}

.video-swiper-slide video {
    width: 100%;
    border-radius: 16px;
    display: block;
}

/* 视频滑动箭头提示 */
.video-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text);
    font-size: 8.5vw;
    opacity: 0.35;
    user-select: none;
    pointer-events: none;
    /* 只是提示，不可点击 */
    transition: opacity 0.3s;
}

.video-arrow.left-arrow {
    left: 8px;
}

.video-arrow.right-arrow {
    right: 8px;
}

.video-swiper-container:hover .video-arrow {
    opacity: 0.6;
}

.sound-btn {
    position: absolute;
    right: 12px;
    bottom: 120px;
    z-index: 10;
    background: rgba(0, 0, 0, 0.4);
    color: #fff;
    border: none;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    font-size: 5.4vw;
    touch-action: manipulation;
}

/* 视频end */

/* 二 */
.operation {
    text-align: center;
    background: #fff;
    border-radius: 12px 12px 0 0;
    padding: 80px 16px 128px;
}

.operation-title {
    font-size: var(--operation-font-size-1);
    font-weight: 500;
}

.operation_line {
    width: 48px;
    height: 3px;
    background-color: #0569ff;
    margin: 12px auto 28px;
}

.operation-item-box {
    margin-bottom: 80px;
    box-shadow: 0 2px 4px -1px #abbed11f, 0 4px 5px #abbed114, 0 1px 10px #abbed10d;
}

.operation-item {
    padding: 24px 46px;
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-top: 16px;
    border-radius: 8px;
    font-size: var(--operation-font-size-3);
    color: var(--operation-font-color3);
}

.operation-item img {
    width: 64px;
    height: 56px;

}

.operation-item p {
    line-height: 24px;
}

.operation-item .operation-text {
    font-weight: 500;
    margin: 24px 12px;
    font-size: var(--operation-font-size-2);
    color: var(--operation-font-color2);
}

.operation_manage-top {
    font-size: 5.4vw;
    text-align: left;
}

.operation_manage-top-add{
 font-size: 5.4vw;
}
.operation_manage-top-add .title-left{
   
    text-align: left;
}
.operation_manage-top-add .title-right{
        margin: 12px 0 16px;
    text-align: right;
}
.operation_manage-top-add .text{
    margin-bottom: 60px;
    font-size: var(--operation-font-size-3);
        color: var(--operation-font-color3);
}

.operation_manage-top p:nth-child(3) {
    font-size: var(--operation-font-size-3);
    color: var(--operation-font-color3);
}

.operation_manage-top p:nth-child(2) {
    margin: 12px 0 16px;
}

.operation_manage-bottom {
    margin-top: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.operation_manage-bottom img {
    width: 294px;
    height: 160px;
    margin: 40px auto 0;
}

/* 三 */
.page_card {
    padding: 0 16px 128px;
    color: var(--bt-font-color);
}

.page-logo {
    font-size: var(--bt-font-size);
    font-weight: var(--bt-font-weight);
    font-style: oblique;
}

.page_card_top {
    display: flex;
    align-items: center;
    justify-content: center;
}

.page_card_top img {
    width: 294px;
    height: 286px;
    margin: -112px 0 20px;
}

.page_card_bottom-title {
    margin: 12px 0 20px;
    font-size: var(--bt-font-size);
    font-weight: 500;
}

.page_card_bottom-list {
    display: flex;
    align-items: center;
}

.page_card_bottom-list img {
    width: 23px;
    height: fit-content;
    margin-right: 16px;
    padding: 4px 8px;
    border: 1px solid rgba(255, 255, 255, 0.6);
    border-radius: 5px;
}


/* 四 */
.page_transfer {
    padding: 60px 16px 30px;
    background-color: #fff;
}

.page_transfer_box {
    padding: 60px 16px;
    border-radius: 8px;
    box-shadow: 0 8px 10px -5px #abbed114, 0 16px 24px 2px #abbed10a, 0 6px 30px 5px #abbed133;
}

.page_transfer_top img {
    width: 311px;
    height: fit-content;
}


/* 五 */
.page_exchange {
    margin-top: -1px;
    padding: 60px 16px 30px;
    background-color: #fff;
}

.page_exchange_box {
    padding: 60px 16px;
    border-radius: 8px;
    box-shadow: 0 8px 10px -5px #abbed114, 0 16px 24px 2px #abbed10a, 0 6px 30px 5px #abbed133;
}

.page_exchange_top {
    background-image: url("./images/page-xg-bg.png");
    background-repeat: no-repeat;
    background-position: center;
    background-size: cover;
    text-align: center;
    position: relative;
}

.page_exchange_top_img {
    width: 191px;
    height: fit-content;
}

.page_exchange_top_li {
    width: 139px;
    padding: 11px 9px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background-color: #fff;
    border: 1px solid #F5F5F5;
    border-radius: 8px;
    position: absolute;
    right: 0;
    bottom: -25px;
}

.page_exchange_top_li img {
    width: 32px;
    height: fit-content;
}

/* 六  */
.page_dvantage {
    margin-top: -1px;
    padding: 60px 16px 30px;
    background-color: #fff;
}

.page_dvantage_box {
    padding: 60px 16px;
    position: relative;
    border-radius: 8px;
    box-shadow: 0 8px 10px -5px #abbed114, 0 16px 24px 2px #abbed10a, 0 6px 30px 5px #abbed133;
}

.page_dvantage_bg {
    position: absolute;
    top: 15px;
    left: 15px;
    width: 78px;
    height: fit-content;
}

/* 七 */
.page-team {
    margin-top: -1px;
    padding: 60px 16px 60px;
    background-color: #fff;
}

.page_team_box {
    padding: 60px 16px;
    position: relative;
    border-radius: 8px;
    box-shadow: 0 8px 10px -5px #abbed114, 0 16px 24px 2px #abbed10a, 0 6px 30px 5px #abbed133;
}

.page-team_bg {
    position: absolute;
    top: 15px;
    left: 50%;
    transform: translateX(-50%);
    width: 78px;
    height: fit-content;
}

.page_bottom_icon {
    margin-top: 50px;
}

.back_top {
    position: fixed;
    right: 16px;
    bottom: 80px;
    z-index: 999;
    opacity: 0;
    pointer-events: none;
    transform: scale(0.6);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.back_top img {
    width: 32px;
    height: 32px;
    background-color: #fff;
    border-radius: 50%;
    padding: 8px;
    cursor: pointer;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
}

/* 显示状态 */
.back_top.show {
    opacity: 1;
    pointer-events: auto;
    transform: scale(1);
}



/* footer */
.footer_top {
    padding: 52px 16px;
    color: var(--bt-font-color);
}

.footer_top_logo {
    display: flex;
    align-items: center;
    font-style: oblique;
    font-weight: var(--bt-font-weight);
    padding: 8px;
}

.footer_top_logo img {
    width: 3.3rem;
    height: auto;
    vertical-align: middle;
    margin-right: 8px;
}

.footer_top_nav_Contact {
    margin-top: 36px;
}

.footer_top_nav_Contact p:nth-child(2) {
    margin: 10px 0;
}

.footer_top_nav_Contact img {
    width: 22px;
    height: fit-content;
    margin-right: 8px;
    vertical-align: middle;
}

.footer_top_nav_section {
    display: flex;
    align-items: flex-start;
    margin-top: 40px;
}

.footer_top_nav_section_box {
    flex: 1;
}

.footer_top_nav_section_box p {
    height: .74rem;
    display: flex;
    align-items: center;
    font-size: var(--operation-font-size-2);
    font-weight: 600;
    line-height: var(--operation-font-size-2);
}

.footer_top_nav_section_box p:not(:first-child) {
    font-weight: 400;
    margin-top: 20px;
    color: #fff9;
}

.footer_top_nav_section_box_download a {
    width: 8rem;
    display: flex;
    align-items: center;
    padding: 10px 5px 10px 10px;
    border-radius: 5px;
    background-color: rgba(255, 255, 255, .2);
    margin-top: 10px;

}


.footer_top_nav_section_box_download a img {
    width: 1.5rem;
    height: fit-content;
    margin-right: 5px;
}

.footer_top_nav_section_box_download div p {
    font-weight: normal;
    text-align-last: left;
    font-size: 3vw;
    color: var(--operation-font-color3);

}

.footer_top_nav_section_box_download div .text {
    margin-top: 5px;
    font-size: var(--operation-font-size-2);
    color: #fff;
}

.footer_bootom {
    text-align: center;
    padding: 16px 0;
    color: #fff;
    background-color: #1f1f1f;
}

/* about  */
.about_us {
    padding: 60px 0px 0px;
    color: #fff;
}

.about_logo {
    padding: 40px 0 10px;
    font-size: 12.8vw;
    font-weight: bold;
    font-style: oblique;
    text-align: center;
}

.about_us_text {
    padding: 0 16px 60px;
}

.about_us_text p {
    margin-top: 32px;
    font-size: var(--operation-font-size-2);
    line-height: 28px;
    text-align: center;
}

.about_list_box {
    padding: 50px 16px;
    background-color: #fff;
    color: #000000;
}

.about_list_box_title {
    font-size: var(--bt-font-size);
    font-weight: bold;
    margin-bottom: 26px;
    text-align: center;
}

.about_list {
    margin-top: 30px;
    position: relative;
    padding: 78px 8px 20px;
    text-align: left;
}

.about_list img {
    position: absolute;
    top: 8px;
    z-index: 0;
    opacity: 0.6;
}

.about_list_title {
    font-size: var(--operation-font-size-1);
    font-weight: bold;
    margin-bottom: 26px;
}

.about_list_text {
    font-size: var(--operation-font-size-2);
    line-height: 28px;
    margin-top: 16px;
}

.about_list_title,
.about_list_text {
    position: relative;
    z-index: 1;
}

/* app */
.app {
    padding: 10px 6px;
    background-color: #fff;

}

.appbox {
    padding: 50px 10px 70px;
    background-color: #fff;
    box-shadow: 0 8px 10px -5px #abbed114, 0 16px 24px 2px #abbed10a, 0 6px 30px 5px #abbed133;
    text-align: center;
}

.appbox .logo {
    margin-bottom: 20px;
    text-align: center;
    font-size: 7.5vw;
    font-weight: 800;
    font-style: oblique;

}

.appbox .logo img {
    height: 48px;
    width: fit-content;
    vertical-align: bottom;
}

.appDownloaBox {
    width: 160px;
    margin: auto;
}

.appDownloaBox_title {
    text-align: left;
    font-size: var(--bt-font-size);
    font-weight: 500;
    margin-top: 40px;
}

.appDownloaBox a {
    /* width: 133px; */
    margin-top: 20px;
    border-radius: 8px;
    background: #41464f;
    display: flex;
    align-items: center;
    color: #fff;
    padding: 7px 12px;
    font-size: 2.5vw;
    text-align: left;
}

.appDownloaBox a img {
    width: 32px;
    height: fit-content;
    margin-right: 8px;
}

.appDownloaBox a .text {
    font-size: var(--operation-font-size-2);
}

/* 手机适配 */
.top-nav {
    display: none;
}
.pc_page_exchange_top_li {
    display: none;
}

.pc_xz {
    display: none;
}
.pc-app{
    display: none;
}
/* 平板以上 */
@media (min-width: 768px) {
    :root {
        --bt-font-size: 1.8vw;
        --bt-xm-font-color: #076afe;
        --bt-font-weight: 800;
        --bt-font-color: #fff;
        --text-font-size: 1.3vw;
        --operation-font-size-1: 2.5vw;
        --operation-font-size-2: 1.6vw;
        --operation-font-size-3: 1vw;
        --operation-font-color2: #4d4d4d;
        --operation-font-color3: #717171;
    }

    .menu_icon,
    .close_icon {
        display: none !important;
    }
    .pc-top-bar {
        display: flex;
        align-items: center;
        margin: 0 auto;
        width:calc(100% - 30%);
        cursor: pointer;
        padding: 8px 15%;
    }

    .top-nav {
        display: block;
        gap: 24px;
        color: #4c4d52;
    }

    .top-nav span {
        padding-left: 20px;
    }

    /* 一 */
    .pc-download-hero {
        flex: 1;
                margin-bottom: 20px;
    }

    .download-hero {
        display: flex;
        width: 60%;
        margin: auto;
        padding-top: 20px;
        background-image: url(./images/bg-9864d536.png);
    }

    .video-swiper-container {
        width: 17vw;
        height: fit-content;
        margin: 20px 5vw 0 10vw;
    }

    .download-hero p {
        text-align: left;
    }

    .download-hero__headline {
        justify-content: flex-start;
        gap: 60px;
    }

    .download-hero__features {
        justify-content: start;
        gap: 40px;
    }

    .download-hero__description {
        color: #a4a5a7;
    }

    .download-hero__buttons {
        flex-direction: row;
        font-size: 13px;
        margin-top: 44px;
    }

    .download-hero__buttons .download-hero__text {
        font-size: 16px;
    }

    .download-hero__buttons a {
        height: 35px;
        width: 130px;
        padding: 10px 15px;
        background-color: #333333;
    }

    .video-arrow {
        font-size: 32px;
    }

    .sound-btn {
        width: 50px;
        height: 50px;
        right: 2px;
        bottom: 102px;
        font-size: 24px;
    }

    /* er */
    .operation_line {
        margin: 30px auto 65px;
    }

    .operation-item-box {
        margin: 0 auto;
        width: 60%;
        display: flex;
    }

    .operation-item {
        flex: 1;
    }

    .operation-item img {
        width: 4.5vw;
        height: fit-content;
    }

    /* 三 */
    .operation_manage {
        width: 60%;
        margin: 100px auto;
        display: flex;
        flex-direction: row-reverse;
        background-image: url("./images/pc-manage-bg.png");
        background-repeat: no-repeat;
        background-size: cover;
        justify-content: space-evenly;
        align-items: end;
    }

    .operation_manage-top {
        font-size: var(--operation-font-size-1);
    }

    .operation_manage-top p:nth-child(1) {
        font-size: 1.8vw;
    }

    .operation_manage-bottom img {
        width: 24vw;
        height: fit-content;
        margin: 0;
    }

    /* 四 */
    .page_card {
        width: 60%;
        margin: 0 auto;
        padding: 80px 0;
        display: flex;
        flex-direction: row-reverse;
        justify-content: space-evenly;
    }

    .page_card_top img {
        width: 24vw;
        height: fit-content;
        margin: -219px 0 20px;
    }

    /* 五 */
    .page_transfer_box {
        width: 60%;
        margin: 40px auto;
        display: flex;
        flex-direction: row-reverse;
        justify-content: space-evenly;
        align-items: flex-start;
    }

    .page_transfer_top img {
        width: 13vw;
    }

    /* 六 */
    .page_exchange_box {
        width: 60%;
        margin: 40px auto;
        display: flex;
        justify-content: space-evenly;
        align-items: flex-start;
    }

    .page_exchange_top {
        width: 28vw;

    }

    .page_bottom_icon {
        margin-left: 20px
    }

    .and_page_exchange_top_li {
        display: none;
    }

    .pc_page_exchange_top_li {
        width: 13vw;
        display: flex;
        font-size: 12px;
        bottom: -43px;
    }

    /* 七 */
    .pc_page_bottom {
        background-color: #fff;
    }

    .pc_page_bottom_box {
        display: flex;
        width: 60%;
        margin: 0 auto;
    }

    .page_dvantage {
        flex: 5.5;
        padding-left: 0px;
    }

    .page-team {
        flex: 4.5;
        padding-right: 0px;
    }

    .page_dvantage_bg {
        left: 50%;
        transform: translateX(-50%)
    }

    .page_dvantage_box,
    .page_team_box {
        height: 300px;
    }

    /* xz */
    .pc_xz {
        background-color: #f4f4f5;
        display: block;
    }

    .pc_xz_box {
        width: 60%;
        margin: 0 auto;
        display: flex;
        justify-content: space-between;
    }

    .pc_xz_box p {
        margin: 2vw 0;
        font-size: 1.875vw;
        font-weight: 600;
        color: #000000;
    }

    .pc_xz_box span {
        width: 6.25vw;
        height: 2.5vw;
        border-radius: .208333vw;
        background-color: #0569ff;
        display: flex;
        align-items: center;
        justify-content: center;
        color: #fff;
        font-weight: 600;
        cursor: pointer;
        font-size: .9375vw;
    }

    .pc_xz_box img {
        width: 12vw;
    }

    /* footer */
    .pc_footer {
        width: 70%;
        margin: 0 auto;
    }

    .footer_top_nav {
        display: flex;
    }

    .footer_top_logo {
        font-size: 1.8vw;
    }

    .footer_top_nav_Contact,
    .footer_top_nav_section {
        flex: 1;
        margin-top: 40px;
        font-weight: 600;
    }

    .footer_top_nav_Contact {
        display: flex;
        align-self: start;
    }

    .footer_top_nav_section_box p {
        font-size: 1.2vw;
    }

    .footer_top_nav_section_box p:not(:first-child) {
        font-size: 1vw;
        color: #fff9;
        margin-top: 40px;
        margin-bottom: 0;
        cursor: pointer;
    }

    .footer_top_nav_section_box_download div p {
        font-size: 11px;
        color: #fff;
        font-weight: 300;

    }

    .footer_top_nav_section_box_download div .text {
        color: #fff;
        font-size: 16px;
        margin-top: 5px;
    }

    .footer_top_nav_section_box_download a:nth-child(1) {
        margin-top: 40px;
    }

    /* about */
    .about_logo {
        font-size: 3vw;
    }

    .about_us_text p {
        font-size: 1.2vw;
    }

    .pc_about {
        width: 60%;
        margin: 0 auto;
    }

    .about_us_text {
        padding-bottom: 100px;
    }

    .pc_about_list {
        gap: 35px;
        display: flex;
        width: 60%;
        margin: 0 auto;

    }

    .about_list {
        flex: 1;
        padding: 25px 8px 20px;
        box-shadow: 0 8px 10px -5px #abbed114, 0 16px 24px 2px #abbed10a, 0 6px 30px 5px #abbed133;
    }

    .about_list_title {
        font-size: 1.8vw;
        font-weight: 400;
        padding-left: 20px;
    }

    .about_list_text {
        font-size: 1vw;
        margin-top: 80px;
    }
/* app */
.appbox{
    display: flex;
    width: 60%;
    margin: 0 auto;
    justify-content: space-around;
}
.appbox .logo{
    font-size: 2.3vw;
    text-align: left;
}
.appbox img{
    width: 16vw;
    height: fit-content;
}
.appDownloaBox a{
    width: 9vw;
    height: fit-content;
        font-size: .6vw;
            margin-top: 11px;

}
.appDownloaBox a .text{
    font-size: 1vw;
}
.appDownloaBox{
    margin-left: 0;
}
.appDownloaBox_title{
    font-size: 1.6vw;
}
.pc-app {
    display: block;
}
.operation_manage-top-add{
    width: 60%;
    margin: 75px auto;
    font-size: var(--operation-font-size-1);
}
.operation_manage-top-add .title-right{
   font-size: 1.8vw;
}
.and-icon-HKD{
    width: 1.8vw;
    vertical-align: middle;
}

}