:root {
    --primary-color: #3945E5;
}

html {
    /* 内容区最大宽度 */
    --root-page-content-width: 1600px;
    /* 页面内容最大展示宽度 */
    --root-page-max-width: 1960;
    /* 视图最大宽度 */
    --root-page-min-width: 1440;
    /* 视图最小宽度 */
    --min: calc((var(--root-page-min-width) / var(--root-page-max-width)) * 1px);
    --val: calc(100vw / var(--root-page-max-width));
    --max: 1px;
    --px: clamp(var(--min), var(--val), var(--max));
}

/* 公共头部样式 */
.page-header {
    --page-header-height: 126;
    --root-page-content-width: 1600px;
    height: calc(var(--page-header-height) * var(--px));
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background-color: transparent;
    z-index: 10;
    transition: background .4s ease-in-out;
}

.page-header::after {
    content: '';
    width: 100%;
    height: 100%;
    backdrop-filter: blur(20px);
    position: absolute;
    top: 0;
    left: 0;
}

.page-header.scroll {
    background-color: #fff;
    border-bottom: 1px solid #eee;
}

.page-header .page-header--max {
    height: 100%;
    display: flex;
    position: relative;
    z-index: 2;
}

.page-header .page-header--max .page-header__logo {
    flex: 0 0 auto;
    width: calc(206 * var(--px));
    height: calc(46 * var(--px));
    display: block;
    align-self: center;
}

.page-header .page-header--max .page-header__logo img {
    width: 100%;
    height: 100%;
}

.page-header .page-header__content {
    flex: 1 0 0;
}

.page-header .page-header__content .page-header__content--container {
    height: 100%;
    display: flex;
    justify-content: center;
}

.page-header .page-header__content .page-header__content--container .page-header__nav {
    flex: 1 0 0;
}

.page-header .page-header__content .page-header__nav .page-header__nav__content {
    height: 100%;
    display: flex;
    width: max-content;
    margin: auto;
}

.page-header .page-header__content .page-header__nav .page-header__nav__content .page-header__nav-item {
    height: 100%;
    font-size: calc(18 * var(--px));
    padding: 0 calc(36 * var(--px));
    display: flex;
    flex-direction: column;
    justify-content: center;
    transition: color .3s ease;
    position: relative;
}
.page-header .page-header__content .page-header__nav .page-header__nav__content .page-header__nav-item.active>a,
.page-header .page-header__content .page-header__nav .page-header__nav__content .page-header__nav-item>a:hover {
    color: var(--primary-color);
}

.page-header .page-header__content .page-header__nav .page-header__nav__content .page-header__nav-children {
    font-size: calc(18 * var(--px));
    display: none;
    height: max-content;
    position: absolute;
    bottom: 0;
    left: calc(36 * var(--px));
    box-shadow: 0px 15px 10px -15px #000;
    align-items: center;
    top: 100%;
    z-index: 10;
    background: #fff;
}

.page-header .page-header__content .page-header__nav .page-header__nav-children li {
    width: max-content;
    padding: calc(12 * var(--px)) calc(24 * var(--px));
}

.page-header .page-header__content .page-header__nav .page-header__nav-children li a {
    display: block;
}

.page-header .page-header__content .page-header__nav .page-header__nav-children li a:hover {
    color: var(--primary-color);
}

.page-header .page-header__content .page-header__content--container .page-header__function {
    margin-left: auto;
    align-self: center;
    display: flex;
    align-items: center;
    gap: calc(14 * var(--px));
}

.page-header .page-header__content--container .page-header__function .function__contact-us {
    --r: 40;
    width: calc(var(--r) * var(--px));
    height: calc(var(--r) * var(--px));
    font-size: calc(24 * var(--px));
    color: var(--primary-color);
    border-radius: 50%;
    border: 1px solid var(--primary-color);
    display: flex;
    justify-content: center;
    align-items: center;
    transition: background .3s ease;
}

.page-header .page-header__content--container .page-header__function .contact-number {
    font-size: calc(20 * var(--px));
    font-weight: bold;
    color: #000;
}

.page-header .page-header__content--container .page-header__function .function__contact-us:hover {
    color: #fff;
    background-color: var(--primary-color);
}

.page-header .page-header__content--container .page-header__function .function__apply {
    width: calc(100 * var(--px));
    height: calc(40 * var(--px));
    font-size: calc(14 * var(--px));
    line-height: calc(40 * var(--px));
    background-color: var(--primary-color);
    border: 1px solid var(--primary-color);
    color: #fff;
    text-align: center;
    border-radius: 999px;
    transition: background, color .3s ease;
}

.page-header .page-header__content--container .page-header__function .function__apply:hover {
    background-color: transparent;
    color: var(--primary-color);
}

/* 移动端 */
.page-header .page-header__content.mobile {
    height: 0;
    position: absolute;
    z-index: 1000;
    top: calc(var(--page-header-height)* var(--px));
    left: 0;
    right: 0;
    overflow: hidden;
    margin-left: 0;
    display: block;
}

.page-header .page-header__content.mobile.open {
    height: calc(100vh - calc(var(--page-header-height)* var(--px)));
    overflow-x: hidden;
    overflow-y: auto;
}

.page-header .page-header__content.mobile .page-header__content--container {
    height: auto;
    background-color: #fff;
    display: block;
    transform: translate(100%, 0);
    transition: transform .3s ease-in-out .1s;
}

.page-header .page-header__content.mobile.open .page-header__content--container {
    transform: translate(0, 0);
}

.page-header .page-header__content.mobile .page-header__nav .page-header__nav__content {
    width: 100%;
}

.page-header .page-header__content.mobile .page-header__nav .page-header__nav__content .page-header__nav-item {
    padding: calc(24 * var(--px));
    border-bottom: 1px solid #eee;
}

.page-header .page-header__content.mobile .page-header__content--container .page-header__function {
    padding: calc(24 * var(--px));
}

.page-header .page-header__content.mobile.open .page-header__overlay {
    height: 100%;
}

.page-header .page-header__content.mobile.open .page-header__nav .page-header__nav__content {
    flex-direction: column;
}

.page-header .nav-menu__icon {
    margin-left: auto;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transform: translate(100%, 0);
    position: absolute;
    transition: opacity, transform .3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.page-header .nav-menu__icon-content {
    width: calc(50 * var(--px));
}

.page-header .nav-menu__icon .bar {
    position: relative;
    display: block;
    height: calc(4 * var(--px));
    margin: calc(10 * var(--px)) auto;
    background-color: var(--primary-color);
    border-radius: 10px;
    -webkit-transition: 0.3s;
    transition: 0.3s;
}

.page-header .nav-menu__icon .bar:first-child {
    margin-top: 0;
}

.page-header .nav-menu__icon .bar:last-child {
    margin-bottom: 0;
}

.page-header .nav-menu__icon-content.close .bar:nth-of-type(1) {
    transform: translateY(calc(15 * var(--px))) rotate(-45deg);
}

.page-header .nav-menu__icon-content.close .bar:nth-of-type(2) {
    opacity: 0;
}

.page-header .nav-menu__icon-content.close .bar:nth-of-type(3) {
    transform: translateY(calc(-15 * var(--px))) rotate(45deg);
}

.page-header .page-header__content.mobile .page-header__overlay {
    position: absolute;
    width: 100%;
    height: 0;
    top: 0;
    left: 0;
    background-color: rgba(0, 0, 0, .3);
    z-index: -1;
    transition: height .3s ease-out;
}

.page-footer {
    --root-page-content-width: 1600px;
    color: #fff;
    background: url(../images/footer-bg.jpeg) no-repeat center bottom;
    background-size: cover;
}

.page-footer .footer-content {
    padding-top: calc(100 * var(--px));
    padding-bottom: calc(20 * var(--px));
    display: flex;
    justify-content: space-between;
}

.page-footer .footer-content .footer-logo {
    flex: 0 0 auto;
    width: calc(280 * var(--px));
    height: calc(60 * var(--px));
}

.page-footer .footer-content .footer-logo img {
    width: 100%;
    height: 100%;
}

.page-footer .footer-content .footer-nav {
    max-width: calc(630 * var(--px));
    width: 100%;
    padding: 0 calc(12 * var(--px));
    font-size: calc(18 * var(--px));
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 0 calc(12 * var(--px));
    flex: 0 0 auto;
}

.page-footer .footer-content .footer-nav a {
    color: #fff;
    transition: color .3s ease;
}

.page-footer .footer-content .footer-nav .nav-item__children li {
    padding-top: calc(16 * var(--px));
}

.page-footer .footer-content .footer-nav .nav-item a:hover,
.page-footer .footer-content .footer-nav .nav-item__children a:hover {
    color: var(--primary-color);
}

.page-footer .footer-content .footer-nav .nav-item__children a {
    color: #9F9F9F;
    transition: color .3s ease;
}

.page-footer .footer-content .company-info {
    flex: 0 0 auto;
}

.page-footer .footer-content .company-info .info-item {
    padding-bottom: calc(25 * var(--px));
    display: flex;
}

.page-footer .footer-content .company-info .info-item .icon {
    font-size: calc(24 * var(--px));
}

.page-footer .footer-content .company-info .info-item .icon.icon-phone:before {
    color: #fff;
}

.page-footer .footer-content .company-info .info-item__content {
    font-size: calc(14 * var(--px));
    padding-left: calc(8 * var(--px));
}

.page-footer .footer-content .company-info .codes {
    text-align: center;
    display: flex;
    gap: 0 calc(30 * var(--px));
}

.page-footer .footer-content .company-info .codes .code-item {
    font-size: calc(16 * var(--px));
    line-height: calc(24 * var(--px));
}

.page-footer .footer-content .company-info .codes .code-item img {
    --r: 88;
    width: calc(var(--r) * var(--px));
    height: calc(var(--r) * var(--px));
    border-radius: 6px;
}

.page-footer .footer-privacy {
    font-size: calc(16 * var(--px));
    border-top: 1px solid rgba(255, 255, 255, .3);
}

.page-footer .footer-privacy .footer-privacy__content {
    padding: calc(35 * var(--px)) calc(24 * var(--px));
    display: flex;
    justify-content: space-between;
}
.page-footer .footer-privacy .footer-privacy__content >p {
    flex: 1 0 0;
}

/* 侧边栏 */
#aside {
    width: calc(70 * var(--px));
    color: #000;
    font-size: calc(36 * var(--px));
    position: fixed;
    right: calc(40 * var(--px));
    bottom: 10%;
    z-index: 2024;
}

#aside .function {
    --r: 70;
    width: calc(var(--r) * var(--px));
    height: calc(var(--r) * var(--px));
    border-radius: 50%;
    margin-bottom: calc(20 * var(--px));
    background-color: #fff;
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: 0 0 calc(45 * var(--px)) 0 rgba(172, 172, 172, 0.39);
}

#aside .function.function__phone .icon-phone:before {
    color: #000;
}

#aside .function.function__qr-code {
    position: relative;
    z-index: 1;
}

/* #aside .function.function__qr-code:hover .qr-code {
    opacity: 1;
    transform: translate(-140%, -50%);
} */

#aside .function.function__qr-code .qr-code {
    --r: 100;
    color: #000;
    font-weight: bold;
    width: calc(var(--r) * var(--px));
    height: calc(var(--r) * var(--px));
    font-size: calc(18 * var(--px));
    text-align: center;
    position: absolute;
    top: 50%;
    left: 50%;
    /* transform: translate(-50%, -50%);
    opacity: 0; */
    transform: translate(-140%, -50%);
    transition: all .3s ease-in-out;
}

#aside .function.function__qr-code .qr-code img {
    width: 100%;
    height: 100%;
}

#aside .function.function__back-top {
    opacity: 0;
    transition: margin .6s ease-in-out,
        opacity .4s ease-in-out;
}

#aside .function.function__back-top.visible {
    opacity: 1;
    margin-top: 0;
}

#aside .function.function__back-top img {
    height: calc(24 * var(--px));
}

/* 返回顶部 */
/* .back-top {
    --d: 70;
    width: calc(var(--d) * var(--px));
    height: calc(var(--d) * var(--px));
    border-radius: 5px;
    box-shadow: 0 0 calc(45 * var(--px)) 0 rgba(172, 172, 172, 0.39);
    background-color: #fff;
    display: flex;
    justify-content: center;
    align-items: center;
    position: fixed;
    right: calc(50 * var(--px));
    bottom: -10%;
    z-index: -1;
    opacity: 0;
    transition: bottom .6s ease-in-out,
        opacity .4s ease-in-out;
}

.back-top.visible {
    opacity: 1;
    bottom: 20%;
    z-index: 1000;
}

.back-top>img {
    height: calc(24 * var(--px));
} */

.max-content-width {
    width: 100%;
    max-width: var(--root-page-content-width);
    margin: auto;
}

.layer {
    background-color: #fff;
}

.layer .layer-header {
    padding: calc(100 * var(--px)) calc(12 * var(--px)) calc(70 * var(--px));
}

.layer .layer-header .layer-header__section {
    color: #333333;
    line-height: 1.5;
    text-align: center;
}

.layer .layer-header .layer-header__title {
    font-size: calc(48 * var(--px));
    font-weight: bold;
}

.layer .layer-header .layer-header__desc {
    font-size: calc(22 * var(--px));
}

.layer .layer-content {
    padding-bottom: calc(150 * var(--px));
}

.page-banner {
    width: 100%;
    height: calc(700 * var(--px));
    position: relative;
}

.page-banner>img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
}

.page-banner .page-banner__content {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.page-banner .page-banner__content h3 {
    font-size: calc(60 * var(--px));
    font-weight: bold;
    line-height: 1.5;
}

.page-banner .page-banner__content .function-btn {
    font-size: calc(16 * var(--px));
    width: calc(208 * var(--px));
    margin-top: calc(50 * var(--px));
    border-radius: 5px;
    overflow: hidden;
    background-color: var(--primary-color);
    transition: background .4s ease-in-out;
}

.page-banner .page-banner__content .function-btn:hover {
    background-color: #FE8101;
}

.page-banner .page-banner__content .function-btn a {
    display: block;
    color: #fff;
    width: 100%;
    line-height: calc(64 * var(--px));
    text-align: center;
}

a {
    text-decoration: none;
}

a,
a:active {
    color: initial;
}

i {
    font-style: normal;
}

.cursor-pointer {
    cursor: pointer;
}

/* 动画 */
.animate__width {
    -webkit-animation-name: animate__width;
    animation-name: animate__width;
}

/* 弹出框 */
.popup {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 3147483640;
    visibility: hidden;
    opacity: 0;
}

.popup.open {
    visibility: visible;
    opacity: 1;
}

.popup .popup-content {
    position: relative;
}

.popup .popup-content.position__center {
    position: absolute;
    top: 50vh;
    left: 50vw;
    transform: translate(-50%, -50%);
    z-index: 1;
}

.popup .popup-overlay {
    width: 100vw;
    height: 100vh;
    position: absolute;
    background-color: rgba(0, 0, 0, .7);
    top: 0;
    left: 0;
    visibility: hidden;
}

.popup.open .popup-overlay {
    visibility: visible;
}

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

.text-right {
    text-align: right;
}

/* 表单 */
input,
textarea {
    border: none;
    background-color: transparent;
    outline: none;
    box-sizing: border-box;
}

button,
select {
    border: none;
    outline: none;
}

@keyframes animate__width {
    from {
        opacity: 0;
        width: 0px;
        margin-left: 0;
    }

    to {
        opacity: 1;
        width: 100%;
        margin: 0;
    }
}

@media screen and (min-width: 1600px) {
    html {
        --px: 1px;
        --root-page-content-width: 1440px;
    }

    .page-header,
    .page-footer {
        --root-page-content-width: 1600px;
    }

    .page-header .max-content-width {
        padding: 0 calc(24 * var(--px));
    }

    .page-footer .max-content-width {
        padding-left: calc(24 * var(--px));
        padding-right: calc(24 * var(--px));
    }
}

@media screen and (max-width: 1600px) {
    html {
        --root-page-content-width: 1200px;
    }

    .page-header .max-content-width {
        padding: 0 calc(24 * var(--px));
    }

    .page-footer .max-content-width {
        padding-left: calc(24 * var(--px));
        padding-right: calc(24 * var(--px));
    }
}

@media screen and (max-width: 1440px) {
    html {
        /* --root-page-max-width: 1400;
        --root-page-min-width: 1200; */
    }

    .max-content-width {
        padding: 0 calc(24 * var(--px));
    }
}

@media screen and (max-width: 1200px) {
    html {
        --root-page-max-width: 1440;
        --root-page-min-width: 1024;
        --max: calc((1440 / 1600) * 1px);
    }
}

@media screen and (max-width: 1024px) {
    html {
        --root-page-min-width: 768;
        /* --root-page-max-width: 1200;
        --root-page-min-width: 768; */
    }

    .layer .layer-header {
        padding-top: calc(60 * var(--px));
        padding-bottom: calc(40 * var(--px));
    }

    .page-header .nav-menu__icon {
        position: relative;
        opacity: 1;
        transform: translate(0, 0);
    }

    .page-banner .page-banner__content h3,
    .layer .layer-header .layer-header__title {
        font-size: calc(40 * var(--px));
    }

    .layer .layer-content {
        padding-bottom: calc(50 * var(--px));
    }

    .page-footer .footer-content {
        display: none;
    }

    .page-banner .page-banner__content .function-btn {
        width: calc(150 * var(--px));
        margin-top: calc(30 * var(--px));
    }

    .page-header .page-header__content .page-header__nav .page-header__nav__content .page-header__nav-children {
        display: block;
        box-shadow: none;
        position: relative;
        top: 0;
        left: 0;
    }
}