@charset "utf-8";

/* CSS Document*/
body {
    text-align: left;
    padding: 0;
    margin: 0;
    font-size: 14px;
    line-height: 1.5;
    font-family: 'microsoft yahei';
    -webkit-text-size-adjust: none;
    height: auto;
    color: #333;
    background: #fff;
}

body {
    overflow-x: hidden;
    overflow-y: auto;
}

html {
    min-width: 1280px;
}

div,
dl,
dt,
dd,
ul,
ol,
li,
h1,
h2,
h3,
h4,
h5,
h6,
p {
    padding: 0;
    margin: 0;
}

pre,
code,
form,
fieldset,
legend,
input,
textarea,
p,
blockquote,
th {
    padding: 0;
    margin: 0;
}

fieldset {
    border-top-width: 0;
    border-left-width: 0;
    border-bottom-width: 0;
    border-right-width: 0;
}

a img {
    border: 0;
    padding: 0;
    margin: 0;
}

i {
    font-style: normal;
}

address,
caption,
cite,
cite,
code,
dfn,
em,
th,
var {
    font-weight: normal;
    font-style: normal;
}

li {
    list-style-type: none;
}

caption {
    text-align: left;
}

th {
    text-align: left;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: normal;
    font-size: 100%;
}

q:unknown {
    content: '';
}

input,
textarea,
select {
    font-family: inherit;
    font-size: 100%;
}


a:hover {
    color: #36bcf9;
    text-decoration: none;
}

.fl {
    float: left;
}

.fr {
    float: right;
}

.left {
    float: left;
}

.right {
    float: right;
}

.clear {
    clear: both;
    font-size: 0;
    margin: 0;
    padding: 0;
    display: block;
    _height: 0;
    overflow: hidden;
}

/*清除浮动*/
.clearfix {
    *zoom: 1;
}

.clearfix:after {
    visibility: hidden;
    display: block;
    font-size: 0;
    content: " ";
    clear: both;
    height: 0;
}

/*网站公用样式表*/
.w1200 {
    width: 1200px;
    margin: 0 auto;
}

/* 顶部导航：顶部透明，滚动或交互时切换为白色 */
.site-header {
    --header-accent: #36bcf9;
    position: fixed;
    top: 0;
    right: 0;
    left: 0;
    z-index: 20;
    height: 90px;
    background: rgba(255, 255, 255, 0);
    border-bottom: 1px solid transparent;
    transition: background-color .28s ease, border-color .28s ease, box-shadow .28s ease;
}

.site-header.is-scrolled,
.site-header:hover,
.site-header:focus-within,
.site-header.is-search-open {
    background: rgba(255, 255, 255, .98);
    border-bottom-color: rgba(25, 48, 65, .08);
    box-shadow: 0 12px 30px rgba(33, 72, 96, .08);
}

.site-header__inner {
    width: calc(100% - 48px);
    max-width: 1920px;
    height: 100%;
    margin: 0 auto;
    display: flex;
    align-items: stretch;
}

.site-header__logo {
    flex: 0 0 350px;
    display: flex;
    align-items: center;
    padding-right: 20px;
}

.site-header__logo a {
    display: inline-flex;
    align-items: center;
}

.site-header__logo img {
    display: block;
    width: 330px;
    max-width: 100%;
    max-height: 72px;
    object-fit: contain;
}

.site-header .nav_main {
    position: relative;
    flex: 1 1 auto;
    min-width: 0;
    background: transparent;
    font-family: "Noto Sans SC", "Microsoft YaHei UI", "PingFang SC", "Helvetica Neue", Arial, sans-serif;
}

.site-header .nav_main>ul {
    height: 100%;
    display: flex;
    align-items: stretch;
}

.site-header .nav_main li {
    position: relative;
    flex: 1 1 0;
    min-width: 82px;
    float: none;
    width: auto;
    border: 0;
    font-size: 18px;
    font-weight: 500;
    line-height: 1.4;
    text-align: center;
}

.site-header .nav_main li>a {
    position: relative;
    height: 100%;
    padding: 0 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #252b30;
    white-space: nowrap;
    transition: color .22s ease;
}

.site-header__search {
    flex: 0 0 58px;
    width: 58px;
    padding: 0;
    border: 0;
    background: transparent;
    color: #252b30;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    transition: color .22s ease, transform .22s ease;
}

.site-header__search svg,
.search-dialog__field button svg {
    width: 25px;
    height: 25px;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.8;
    stroke-linecap: round;
}

.site-header__search:hover,
.site-header__search:focus-visible {
    color: var(--header-accent);
}

.site-header__search:active {
    transform: scale(.94);
}

.site-header__search:focus-visible {
    outline: 2px solid var(--header-accent);
    outline-offset: -4px;
}

.site-header .nav_main>ul>li>a:after {
    content: "";
    position: absolute;
    right: 20%;
    bottom: 0;
    left: 20%;
    height: 2px;
    background: var(--header-accent);
    transform: scaleX(0);
    transform-origin: center;
    transition: transform .24s ease;
}

.site-header .nav_main li.hover>a,
.site-header .nav_main li:hover>a,
.site-header .nav_main li:focus-within>a {
    color: var(--header-accent);
    background: transparent;
}

.site-header .nav_main>ul>li.hover>a:after,
.site-header .nav_main>ul>li:hover>a:after,
.site-header .nav_main>ul>li:focus-within>a:after {
    transform: scaleX(1);
}

.site-header .nav_main a:focus-visible {
    outline: 2px solid var(--header-accent);
    outline-offset: -4px;
}

.site-header .nav_main dl {
    position: absolute;
    top: calc(100% - 1px);
    left: 50%;
    z-index: 21;
    width: 154px;
    padding: 8px 0;
    background: rgba(255, 255, 255, .98);
    border: 1px solid rgba(25, 48, 65, .08);
    box-shadow: 0 16px 34px rgba(33, 72, 96, .12);
    opacity: 0;
    visibility: hidden;
    transform: translate3d(-50%, 10px, 0);
    transition: opacity .22s ease, visibility .22s ease, transform .22s ease;
}

.site-header .nav_main li:hover dl,
.site-header .nav_main li:focus-within dl {
    opacity: 1;
    visibility: visible;
    transform: translate3d(-50%, 0, 0);
}

.site-header .nav_main dl dd {
    position: relative;
    display: block;
    width: 100%;
    height: auto;
    border: 0;
    line-height: 1.4;
    text-align: center;
}

.site-header .nav_main dl dd a {
    display: block;
    height: auto;
    margin: 0 8px;
    padding: 11px 12px;
    overflow: hidden;
    background: transparent;
    color: #343a40;
    font-size: 14px;
    text-overflow: ellipsis;
    white-space: nowrap;
    transition: color .2s ease, background-color .2s ease;
}

.site-header .nav_main dl dd a:hover,
.site-header .nav_main dl dd a:focus-visible {
    background: #effaff;
    color: var(--header-accent);
}

@media (max-width: 1360px) {
    .site-header__inner {
        width: calc(100% - 48px);
    }

    .site-header__logo {
        flex-basis: 290px;
        padding-right: 20px;
    }

    .site-header__logo img {
        width: 270px;
        max-width: 100%;
    }

    .site-header .nav_main li {
        min-width: 76px;
        font-size: 17px;
    }

    .site-header .nav_main li>a {
        padding-right: 8px;
        padding-left: 8px;
    }

    .site-header__search {
        flex-basis: 44px;
        width: 44px;
    }
}

/* 站内搜索弹窗 */
body.search-dialog-open {
    overflow: hidden;
}

.search-dialog {
    --header-accent: #36bcf9;
    position: fixed;
    inset: 0;
    z-index: 40;
    padding: 27vh 32px 40px;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    background: rgba(17, 26, 32, .54);
    -webkit-backdrop-filter: blur(2px);
    backdrop-filter: blur(2px);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity .25s ease, visibility .25s ease;
}

.search-dialog.is-open {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

.search-dialog__panel {
    position: relative;
    width: min(880px, calc(100vw - 64px));
    padding: 74px 34px 42px;
    background: #fff;
    box-shadow: 0 28px 70px rgba(17, 38, 52, .2);
    transform: translate3d(0, -14px, 0);
    transition: transform .28s ease;
}

.search-dialog.is-open .search-dialog__panel {
    transform: translate3d(0, 0, 0);
}

.search-dialog__close {
    position: absolute;
    top: 22px;
    right: 25px;
    width: 38px;
    height: 38px;
    padding: 0;
    border: 0;
    background: transparent;
    color: #252b30;
    cursor: pointer;
    transition: color .2s ease, transform .2s ease;
}

.search-dialog__close span:before,
.search-dialog__close span:after {
    content: "";
    position: absolute;
    top: 18px;
    left: 7px;
    width: 25px;
    height: 2px;
    background: currentColor;
}

.search-dialog__close span:before {
    transform: rotate(45deg);
}

.search-dialog__close span:after {
    transform: rotate(-45deg);
}

.search-dialog__close:hover,
.search-dialog__close:focus-visible {
    color: var(--header-accent);
    transform: rotate(90deg);
}

.search-dialog__close:focus-visible {
    outline: 2px solid var(--header-accent);
    outline-offset: 2px;
}

.search-dialog__label {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.search-dialog__field {
    height: 58px;
    display: flex;
    border: 1px solid #d9dee2;
    transition: border-color .2s ease, box-shadow .2s ease;
}

.search-dialog__field:focus-within {
    border-color: var(--header-accent);
    box-shadow: 0 0 0 3px rgba(54, 188, 249, .16);
}

.search-dialog__field input {
    flex: 1 1 auto;
    min-width: 0;
    padding: 0 24px;
    border: 0;
    outline: 0;
    background: #fff;
    color: #252b30;
    font: 16px/1.4 "Noto Sans SC", "Microsoft YaHei UI", "PingFang SC", sans-serif;
}

.search-dialog__field input::placeholder {
    color: #adb5bb;
}

.search-dialog__field input[aria-invalid="true"] {
    background: #fffafa;
}

.search-dialog__field button {
    flex: 0 0 126px;
    width: 126px;
    padding: 0;
    border: 0;
    background: var(--header-accent);
    color: #fff;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color .2s ease, transform .15s ease;
}

.search-dialog__field button:hover,
.search-dialog__field button:focus-visible {
    background: #169edb;
}

.search-dialog__field button:active {
    transform: scale(.98);
}

.search-dialog__field button:focus-visible {
    outline: 2px solid #0b6f9e;
    outline-offset: -4px;
}

.search-dialog__message {
    min-height: 22px;
    padding-top: 7px;
    color: #c34d4d;
    font-size: 13px;
    line-height: 1.2;
}

@media (prefers-reduced-motion: reduce) {
    .site-header,
    .site-header .nav_main li>a,
    .site-header .nav_main li>a:after,
    .site-header .nav_main dl,
    .site-header__search,
    .search-dialog,
    .search-dialog__panel,
    .search-dialog__close {
        transition: none;
    }
}

/*网站大图*/
#banner {
    width: 100%;
    height: auto;
    min-height: 0;
    margin-top: 98px;
    position: relative;
    overflow: hidden;
    z-index: 0;
    background: #17191a;
}

#banner .list {
    width: 100%;
    height: auto;
}

#banner .swiper-slide,
#banner .swiper-slide>a {
    width: 100%;
    height: auto;
}

#banner .swiper-slide {
    overflow: hidden;
    background: #17191a;
}

#banner .swiper-slide>a {
    display: block;
}

#banner .swiper-slide img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: contain;
    object-position: center;
}

#banner .tip {
    width: auto;
    line-height: 0;
    font-size: 0;
    text-align: center;
    position: absolute;
    left: 50%;
    bottom: 11px;
    z-index: 6;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transform: translateX(-50%);
}

#banner .tip span {
    width: 14px;
    height: 14px;
    margin: 0;
    display: block;
    cursor: pointer;
    background: #fff;
    opacity: .5;
    border: 0;
    border-radius: 50%;
    box-shadow: none;
    transition: opacity .2s ease;
    outline: none;
}

#banner .tip span:hover {
    opacity: 1;
}

#banner .tip span:focus-visible {
    outline: 2px solid #fff;
    outline-offset: 3px;
}

#banner .tip span.swiper-pagination-bullet-active {
    width: 14px;
    opacity: 1;
    background: #fff;
}

#banner #btn_prev,
#banner #btn_next {
    width: 34px;
    height: 58px;
    padding: 0;
    border: 0;
    position: absolute;
    top: 50%;
    z-index: 6;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(8, 10, 11, .58);
    color: rgba(255, 255, 255, .82);
    cursor: pointer;
    opacity: 1;
    transform: translateY(-50%);
    transition: background-color .2s ease;
}

#banner #btn_prev span,
#banner #btn_next span {
    width: 11px;
    height: 11px;
    border-top: 2px solid currentColor;
    border-left: 2px solid currentColor;
}

#banner #btn_prev {
    left: 20px;
}

#banner #btn_next {
    right: 19px;
}

#banner #btn_prev span {
    transform: translateX(3px) rotate(-45deg);
}

#banner #btn_next span {
    transform: translateX(-3px) rotate(135deg);
}

#banner:hover #btn_prev,
#banner:hover #btn_next,
#banner #btn_prev:focus-visible,
#banner #btn_next:focus-visible {
    opacity: 1;
    background: rgba(8, 10, 11, .72);
}

#banner #btn_prev:hover {
    transform: translateY(-50%);
}

#banner #btn_next:hover {
    transform: translateY(-50%);
}

#banner #btn_prev:active,
#banner #btn_next:active {
    transform: translateY(-50%) scale(.96);
}

#banner #btn_prev:focus-visible,
#banner #btn_next:focus-visible {
    outline: 2px solid #fff;
    outline-offset: 3px;
}

#banner .swiper-cube-shadow {
    display: none;
}

/*首页海报*/
.home-posters,
.home-posters__item {
    width: 100%;
}

.home-posters {
    overflow: hidden;
    background: #fff;
}

.home-posters__item,
.home-posters__item img {
    display: block;
}

.home-posters__item img {
    width: 100%;
    height: auto;
}

/*首页六大功能*/
.ppf-functions {
    padding: 34px 0 72px;
    color: #17191b;
    background: #fff;
}

.ppf-functions__shell {
    width: 1000px;
    margin: 0 auto;
}

.ppf-functions__overview {
    margin: 0;
}

.ppf-functions__overview img {
    display: block;
    width: 100%;
    height: auto;
}

.ppf-functions__detail {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
    align-items: start;
    margin-top: 24px;
}

.ppf-functions__video,
.ppf-functions__video video {
    width: 100%;
}

.ppf-functions__video {
    overflow: hidden;
    background: #101214;
}

.ppf-functions__video video {
    display: block;
    aspect-ratio: 16 / 10;
    object-fit: cover;
}

.ppf-functions__article h2 {
    position: relative;
    margin: -6px 0 14px;
    padding-bottom: 13px;
    color: #090a0b;
    font-size: 28px;
    font-weight: 400;
    line-height: 1.4;
}

.ppf-functions__article h2:after {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 205px;
    height: 3px;
    background: #3b3d3f;
    content: "";
}

.ppf-functions__copy,
.ppf-functions__copy p,
.ppf-functions__copy span {
    color: #111315 !important;
    font-size: 16px !important;
    line-height: 2 !important;
    letter-spacing: 2px !important;
}

.ppf-functions__copy {
    text-align: justify;
}

.ppf-functions__copy p + p {
    margin-top: 2px !important;
}

@media screen and (max-width: 1100px) {
    .ppf-functions__shell {
        width: calc(100% - 48px);
    }
}

@media screen and (max-width: 767px) {
    .ppf-functions {
        padding: 24px 0 48px;
    }

    .ppf-functions__shell {
        width: calc(100% - 32px);
    }

    .ppf-functions__detail {
        grid-template-columns: 1fr;
        gap: 26px;
        margin-top: 18px;
    }

    .ppf-functions__article h2 {
        margin-top: 0;
        font-size: 24px;
    }

    .ppf-functions__copy,
    .ppf-functions__copy p,
    .ppf-functions__copy span {
        font-size: 15px !important;
        line-height: 1.9 !important;
        letter-spacing: 1px !important;
    }
}

@media (prefers-reduced-motion: reduce) {
    #banner .tip span,
    #banner #btn_prev,
    #banner #btn_next {
        transition: none;
    }
}

/*首页门店数据*/
.store-data {
    height: 280px;
    color: #ead08d;
    background-color: #050505;
    background-image: linear-gradient(rgba(0, 0, 0, .83), rgba(0, 0, 0, .83)), url("../../../../uploads/allimg/20260817/1-260QG45S1211.jpg");
    background-position: center 66%;
    background-size: cover;
}

.store-data__list {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    width: 1220px;
    height: 100%;
    margin: 0 auto;
}

.store-data__item {
    padding-top: 70px;
    text-align: center;
}

.store-data__value {
    display: flex;
    align-items: baseline;
    justify-content: center;
    white-space: nowrap;
}

.store-data__value strong {
    color: #ead08d;
    font-family: Arial, "Microsoft YaHei", sans-serif;
    font-size: 68px;
    font-weight: 700;
    line-height: 1;
    font-variant-numeric: tabular-nums;
}

.store-data__value span {
    margin-left: 10px;
    color: #dfc77f;
    font-size: 16px;
    line-height: 1;
}

.store-data__name {
    margin-top: 35px;
    color: #999;
    font-size: 20px;
    line-height: 1.5;
}

@media screen and (max-width: 1100px) {
    .store-data__list {
        width: calc(100% - 48px);
    }
}

@media screen and (max-width: 767px) {
    .store-data {
        height: auto;
        min-height: 280px;
    }

    .store-data__list {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        width: calc(100% - 32px);
        padding: 24px 0 38px;
    }

    .store-data__item {
        padding-top: 24px;
    }

    .store-data__value strong {
        font-size: 44px;
    }

    .store-data__value span {
        margin-left: 7px;
        font-size: 14px;
    }

    .store-data__name {
        margin-top: 16px;
        font-size: 16px;
    }
}

.nybanner {
    width: 100%;
    overflow: hidden;
}

.nybanner img {
    width: 100%;
}

/*******index css*******/
/*搜索栏*/
.search {
    border-bottom: 1px solid #eee;
}

.search .hot {
    padding: 30px 0;
    height: 40px;
    line-height: 40px;
}

.search .hot .left {
    color: #333;
    font-weight: bold;
}

.search .hot .left b {
    color: #36bcf9;
}

.search .hot .left a {
    padding: 0 10px;
    color: #787878;
    font-weight: 100;
}

.search .hot .left a:hover {
    color: #36bcf9;
}

.search .hot .right {
    position: relative;
}

.search .hot .right .input {
    width: 278px;
    height: 20px;
    border: 1px solid #eee;
    border-radius: 20px;
    line-height: 20px;
    padding: 9px 0px;
    border: none;
    border-right: none;
    font-size: 12px;
    color: #999;
    position: absolute;
    right: 0px;
    top: 0px;
    background: #f5f5f5;
    padding-left: 20px;
    outline: none;
}

.search .hot .right .btn {
    width: 23px;
    height: 38px;
    border: none;
    z-index: 10;
    cursor: pointer;
    position: absolute;
    right: 15px;
    top: 0px;
    background: url(../images/sou.png) no-repeat;
    display: inline-block;
    outline: none;
}

/*首页标题*/
.index .in_title {
    font-size: 28px;
    color: #bababa;
    font-weight: bold;
    text-transform: uppercase;
}

.index .in_title h3 {
    color: #0a0a0a;
    font-size: 28px;
    font-weight: bold;
}

.index .in_title:after {
    content: " ";
    display: block;
    width: 27px;
    height: 5px;
    background: #36bcf9;
    margin-top: 10px;
}

/*产品中心*/
.index .product {
    background: #fff;
    padding: 28px 0 14px;
}

.index .product>.w1200,
.index .brand>.w1200,
.index .advantage>.w1200,
.index .inews>.w1200 {
    width: 1400px;
}

.index .product .product_heading {
    position: relative;
    text-align: center;
    width: 1320px;
    height: 72px;
    margin: 0 auto 24px;
    overflow: hidden;
}

.index .product .product_heading>img {
    display: block;
    width: 100%;
    height: auto;
}

.index .product .product_heading h2 {
    position: absolute;
    top: 50%;
    left: 50%;
    min-width: 410px;
    margin: 0;
    color: #050505;
    background: #fff;
    font-family: "Microsoft YaHei", "PingFang SC", sans-serif;
    font-size: 43px;
    font-weight: 400;
    line-height: 72px;
    letter-spacing: 7px;
    white-space: nowrap;
    transform: translate(-50%, -50%);
}

.index .product>.w1200 {
    width: 1200px;
}

.index .product .product_cases {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.index .product .product_cases li {
    height: 280px;
    margin: 0;
    overflow: hidden;
}

.index .product .product_cases a {
    position: relative;
    display: block;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.index .product .product_cases a::after {
    content: "";
    position: absolute;
    z-index: 1;
    inset: 0;
    background: rgba(0, 0, 0, .7);
    opacity: 0;
    transition: opacity .35s ease;
}

.index .product .product_cases a>img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .45s ease;
}

.index .product .product_cases h3 {
    position: absolute;
    z-index: 2;
    right: 0;
    bottom: 0;
    left: 0;
    box-sizing: border-box;
    height: 34px;
    margin: 0;
    padding: 0 9px;
    overflow: hidden;
    color: #fff;
    background: rgba(24, 24, 24, .78);
    font-family: "Microsoft YaHei", "PingFang SC", sans-serif;
    font-size: 15px;
    font-weight: 700;
    line-height: 34px;
    white-space: nowrap;
    text-overflow: ellipsis;
    transition: bottom .35s ease, background-color .35s ease;
}

.index .product .product_cases p {
    position: absolute;
    z-index: 2;
    right: 9px;
    bottom: 42px;
    left: 9px;
    margin: 0;
    overflow: hidden;
    color: #fff;
    font-size: 13px;
    font-weight: 400;
    line-height: 22px;
    white-space: nowrap;
    text-overflow: ellipsis;
    opacity: 0;
    transform: translateY(8px);
    transition: opacity .3s ease .05s, transform .35s ease .05s;
}

.index .product .product_cases a:hover::after,
.index .product .product_cases a:focus-visible::after {
    opacity: 1;
}

.index .product .product_cases a:hover>img,
.index .product .product_cases a:focus-visible>img {
    transform: scale(1.08);
}

.index .product .product_cases a:hover h3,
.index .product .product_cases a:focus-visible h3 {
    bottom: 65px;
    background: transparent;
}

.index .product .product_cases a:hover p,
.index .product .product_cases a:focus-visible p {
    opacity: 1;
    transform: translateY(0);
}

.index .product .product_more {
    margin-top: 28px;
    text-align: center;
}

.index .product .product_more a {
    display: inline-block;
}

.index .product .product_more img {
    display: block;
    width: 297px;
    height: auto;
}

.index .product a:focus-visible {
    outline: 2px solid #333;
    outline-offset: 3px;
}

/*品牌优势*/
.index .brand {
    background: #36bcf9;
    padding: 40px 0 20px;
}

.index .brand ul li .img {
    position: relative;
    width: 63px;
    height: 57px;
    margin: 0 auto;
    -webkit-transition: all 0.8s ease;
    transition: all 0.8s ease;
}

.index .brand ul li .img img {
    display: block;
    width: 100%;
    height: 100%;
}

.index .brand ul li {
    float: left;
    width: 25%;
    padding: 0 10px;
    box-sizing: border-box;
    text-align: center;
}

.index .brand ul li .tit {
    font-size: 13px;
    color: rgba(255, 255, 255, .76);
}

.index .brand ul li .tit h3 {
    font-size: 20px;
    color: #fff;
    font-weight: bold;
    margin-bottom: 10px;
}

.index .brand ul li:hover .img {
    -webkit-transform: rotateY(-180deg);
    transform: rotateY(-180deg);
}

/*解决方案*/
.index .solution {
    position: relative;
    width: 100%;
    height: 49.21875vw;
    min-height: 700px;
    max-height: 1008px;
    overflow: hidden;
    color: #27313b;
    background: #e8f5fc url(../images/solution-water-bg.png) no-repeat center center;
    background-size: cover;
}

.index .solution_title,
.index .solution_intro,
.index .solution_more,
.index .solution_cards {
    position: absolute;
    z-index: 2;
}

.index .solution_title {
    top: 10.7%;
    left: 10.35%;
}

.index .solution_title h2 {
    color: #252a2e;
    font-size: clamp(46px, 3.05vw, 62px);
    font-weight: bold;
    line-height: 1.12;
    letter-spacing: -.04em;
}

.index .solution_intro {
    top: 10.6%;
    left: 43.75%;
    width: 45.7%;
}

.index .solution_intro h3 {
    color: #33404e;
    font-size: clamp(30px, 1.95vw, 40px);
    font-weight: normal;
    line-height: 1.35;
}

.index .solution_intro p {
    margin-top: 28px;
    color: #333b43;
    font-size: clamp(14px, .93vw, 19px);
    font-weight: normal;
    line-height: 1.65;
}

.index .solution_more {
    top: 10.7%;
    right: 10.2%;
    width: clamp(52px, 2.75vw, 57px);
    height: clamp(52px, 2.75vw, 57px);
    border-radius: 50%;
    color: #fff;
    font-size: clamp(31px, 1.75vw, 36px);
    font-family: Arial, sans-serif;
    font-weight: 300;
    line-height: clamp(50px, 2.7vw, 55px);
    text-align: center;
    text-decoration: none;
    background: #55b5eb;
}

.index .solution_cards {
    top: 39.8%;
    right: 10.1%;
    left: 11.45%;
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    column-gap: 20px;
    row-gap: 24px;
}

.index .solution_card {
    position: relative;
    display: flex;
    align-items: flex-start;
    justify-content: flex-start;
    width: 100%;
    height: clamp(179px, 11.9vw, 244px);
    box-sizing: border-box;
    padding: 32px;
    border: 0;
    border-radius: 10px;
    color: #17212b;
    font-family: 'microsoft yahei';
    text-align: left;
    cursor: pointer;
    -webkit-appearance: none;
    appearance: none;
    background: rgba(255, 255, 255, .78);
}

.index .solution_card h3 {
    color: inherit;
    font-size: clamp(22px, 1.45vw, 30px);
    font-weight: normal;
    line-height: 1.35;
}

.index .solution_card_arrow {
    position: absolute;
    right: 8.1%;
    bottom: 9.7%;
    display: flex;
    align-items: center;
    justify-content: center;
    width: clamp(50px, 2.75vw, 57px);
    height: clamp(50px, 2.75vw, 57px);
    border-radius: 50%;
    color: #343434;
    background: rgba(255, 255, 255, .96);
}

.index .solution_card_arrow svg {
    display: block;
    width: 26px;
    height: 26px;
    fill: none;
    stroke: currentColor;
    stroke-width: 2.2;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.index .solution_card.is-active {
    color: #fff;
    background: #55b3e8;
}

.index .solution_card.is-active h3 {
    font-weight: bold;
}

.index .solution_card.is-active .solution_card_arrow {
    color: #e65100;
}

.index .solution_card:focus-visible {
    outline: 2px solid #e8652e;
    outline-offset: 4px;
}

@media screen and (max-width: 1500px) {
    .index .solution {
        height: 738px;
    }

    .index .solution_card {
        height: 179px;
        padding-top: 24px;
        padding-left: 28px;
    }

    .index .solution_cards {
        column-gap: 15px;
        row-gap: 17px;
    }

    .index .solution_intro p {
        margin-top: 20px;
    }
}

/*关于我们*/
.index .about {
    position: relative;
    min-height: 900px;
    overflow: hidden;
    background: #eaf7fd;
}

.index .about:before {
    position: absolute;
    z-index: 2;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    content: "";
    background: linear-gradient(90deg, rgba(232, 247, 254, .99) 0%, rgba(232, 247, 254, .97) 35%, rgba(232, 247, 254, .74) 51%, rgba(232, 247, 254, .12) 76%, rgba(232, 247, 254, .04) 100%);
}

.index .about:after {
    position: absolute;
    z-index: 2;
    top: 0;
    left: 0;
    width: 58%;
    height: 100%;
    content: "";
    pointer-events: none;
    background: radial-gradient(circle at 18% 42%, rgba(255, 255, 255, .55), rgba(255, 255, 255, 0) 56%);
}

.index .about .about_media {
    position: absolute;
    z-index: 1;
    top: 0;
    right: 0;
    width: 66%;
    height: 100%;
}

.index .about .about_media img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.index .about .w1200 {
    position: relative;
    z-index: 3;
    width: calc(100% - 96px);
    max-width: 1400px;
    min-height: 900px;
}

.index .about .about_content {
    width: 680px;
    padding: 96px 0 88px;
    box-sizing: border-box;
}

.index .about .in_title {
    color: #4a6573;
    font-size: 13px;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.index .about .in_title h3 {
    color: #202b33;
    font-size: 56px;
    line-height: 1.15;
    font-weight: 700;
    letter-spacing: -2px;
}

.index .about .about_copy {
    width: 660px;
    max-height: 136px;
    margin-top: 32px;
    overflow: hidden;
    color: #34444d;
    font-size: 19px;
    line-height: 34px;
    text-align: justify;
}

.index .about .about_more {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: space-between;
    width: 148px;
    height: 52px;
    margin-top: 36px;
    padding: 0 9px 0 29px;
    border-radius: 27px;
    box-sizing: border-box;
    color: #fff;
    font-size: 16px;
    background: #47a9dd;
    transition: background-color .25s ease, transform .25s ease, box-shadow .25s ease;
}

.index .about .about_more i {
    position: relative;
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: #fff;
}

.index .about .about_more i:before,
.index .about .about_more i:after {
    position: absolute;
    top: 50%;
    content: "";
}

.index .about .about_more i:before {
    right: 8px;
    width: 12px;
    height: 1px;
    background: #47a9dd;
    transform: translateY(-50%);
}

.index .about .about_more i:after {
    right: 8px;
    width: 6px;
    height: 6px;
    border-top: 1px solid #47a9dd;
    border-right: 1px solid #47a9dd;
    transform: translateY(-50%) rotate(45deg);
}

.index .about .about_more:hover {
    color: #fff;
    background: #278fc9;
    box-shadow: 0 10px 24px rgba(43, 133, 181, .22);
    transform: translateY(-2px);
}

.index .about .about_more:active {
    transform: translateY(0);
}

.index .about .about_more:focus {
    outline: 2px solid #1f7eaf;
    outline-offset: 3px;
}

.index .about .about_metrics {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    width: 100%;
    margin-top: 58px;
}

.index .about .about_metric {
    position: relative;
    display: flex;
    align-items: flex-end;
    min-height: 118px;
    padding: 18px 34px 24px 0;
    border-bottom: 1px solid rgba(57, 102, 126, .22);
    box-sizing: border-box;
}

.index .about .about_metric:nth-child(2n) {
    padding-left: 42px;
}

.index .about .about_metric:nth-child(n+3) {
    border-bottom: 0;
    padding-top: 24px;
}

.index .about .about_metric_value {
    display: flex;
    align-items: flex-start;
    color: #202b33;
    line-height: 1;
    font-variant-numeric: tabular-nums;
}

.index .about .about_metric_value strong {
    font-family: Arial, "Microsoft YaHei", sans-serif;
    font-size: 80px;
    font-weight: 700;
    letter-spacing: -3px;
}

.index .about .about_metric_value span {
    margin: 8px 0 0 10px;
    font-size: 23px;
    font-weight: 600;
}

.index .about .about_metric > p {
    margin: 0 0 10px 14px;
    color: #31434d;
    font-size: 18px;
    line-height: 1.4;
    white-space: nowrap;
}

.index .about .about_metric_text .about_metric_value strong {
    font-size: 68px;
    letter-spacing: -4px;
}

.index .about .about_metric_text > p {
    margin-bottom: 8px;
}

.index .about .about_metrics.is-motion-ready .about_metric {
    opacity: 0;
    transform: translateY(24px);
}

.index .about .about_metrics.is-motion-ready.is-visible .about_metric {
    opacity: 1;
    transform: translateY(0);
    transition: opacity .6s ease, transform .7s cubic-bezier(.22, 1, .36, 1);
}

.index .about .about_metrics.is-visible .about_metric:nth-child(2) {
    transition-delay: .1s;
}

.index .about .about_metrics.is-visible .about_metric:nth-child(3) {
    transition-delay: .2s;
}

.index .about .about_metrics.is-visible .about_metric:nth-child(4) {
    transition-delay: .3s;
}

@media (prefers-reduced-motion: reduce) {
    .index .about .about_metrics.is-motion-ready .about_metric {
        opacity: 1;
        transform: none;
        transition: none;
    }
}

@media screen and (max-width: 1366px) {
    .index .about,
    .index .about .w1200 {
        min-height: 820px;
    }

    .index .about .about_content {
        width: 600px;
        padding: 70px 0 60px;
    }

    .index .about .about_media {
        width: 62%;
    }

    .index .about .about_copy {
        width: 580px;
        font-size: 18px;
        line-height: 32px;
    }

    .index .about .about_metric_value strong {
        font-size: 70px;
    }

    .index .about .about_metric_text .about_metric_value strong {
        font-size: 60px;
    }
}

@media screen and (max-width: 767px) {
    .index .about {
        min-height: auto;
    }

    .index .about:before {
        background: linear-gradient(180deg, rgba(232, 247, 254, .96) 0%, rgba(232, 247, 254, .9) 68%, rgba(232, 247, 254, .76) 100%);
    }

    .index .about .about_media {
        width: 100%;
    }

    .index .about .w1200 {
        min-height: auto;
    }

    .index .about .about_content {
        width: auto;
        padding: 48px 24px;
    }

    .index .about .in_title h3 {
        font-size: 40px;
        letter-spacing: -1px;
    }

    .index .about .about_copy {
        width: auto;
        font-size: 16px;
        line-height: 29px;
    }

    .index .about .about_metric:nth-child(2n) {
        padding-left: 20px;
    }
}

/*四大优势*/
.index .advantage {
    background: url(../images/advantage_bg.jpg) no-repeat center top;
    padding: 120px 0;
}

.index .advantage .tit span {
    font-family: "Times New Roman", Times, serif;
    font-size: 32px;
    color: #a9aeb1;
    font-weight: bold;
    line-height: 43px;
    text-transform: uppercase;
}

.index .advantage .tit h3 {
    font-size: 37px;
    color: #0a0a0a;
    font-weight: bold;
}

.index .advantage .tit:after {
    content: " ";
    display: block;
    width: 27px;
    height: 5px;
    background: #36bcf9;
    margin: 20px 0;
}

.index .advantage ul {
    width: 820px;
}

.index .advantage ul li {
    position: relative;
    height: 98px;
    padding: 8px 20px;
    margin-bottom: 20px;
    background: #fff;
}

.index .advantage ul li:before {
    content: " ";
    position: absolute;
    top: 0;
    left: 0;
    width: 175px;
    height: 100%;
    background: #169edb;
}

.index .advantage ul li:after {
    content: " ";
    position: absolute;
    top: 0;
    left: 175px;
    border: 57px solid transparent;
    border-left: 65px solid #169edb;
}

.index .advantage ul li * {
    position: relative;
    z-index: 1;
}

.index .advantage ul li h3 {
    font-size: 18px;
    color: #fff;
    font-weight: bold;
    padding: 22px 0;
}

.index .advantage ul li p {
    width: 555px;
    color: #202020;
    font-size: 14px;
    line-height: 33px;
    text-align: justify;
    height: 66px;
    margin: 16px 0;
    overflow: hidden;
}

/*工程案例*/
.index .icase {
    padding: 60px 0;
}

.index .icase .in_title {
    color: #aaacae;
}

.index .icase .more {
    width: 160px;
    color: #fff;
    font-size: 18px;
    line-height: 42px;
    background: #36bcf9;
    text-align: center;
    margin-top: 20px;
}

.index .icase .box {
    position: relative;
    margin-top: 30px;
}

.index .icase .box .bd {
    overflow: hidden;
}

.index .icase .box .list {
    width: 100%;
}

.index .icase .box .list li {
    position: relative;
    float: left;
    width: 324px;
    height: 338px;
    padding: 30px;
    margin-right: 20px;
    border: 1px solid #ddd;
    background: #fff;
    border-radius: 5px;
    transition: all .5s;
}

.index .icase .box .list li .img {
    width: 100%;
    height: 243px;
    border-radius: 5px 5px 0 0;
}

.index .icase .box .list li .img img {
    display: block;
    width: 100%;
    height: 100%;
    border-radius: 5px;
}

.index .icase .box .list li h3 {
    color: #333;
    font-size: 18px;
    margin-top: 20px;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
    transition: all .5s;
}

.index .icase .box .list li .more {
    position: absolute;
    bottom: 30px;
    left: 30px;
    display: block;
    width: 120px;
    height: 32px;
    font-size: 14px;
    line-height: 30px;
    text-align: center;
    background: #36bcf9;
    color: #fff;
    transition: all .5s;
}

.index .icase .box .list li:hover {
    border-color: #36bcf9;
    background: #36bcf9;
}

.index .icase .box .list li:hover h3 {
    color: #fff;
}

.index .icase .box .list li:hover .more {
    color: #36bcf9;
    background: #fff;
}

.index .icase .box .hd {
    position: absolute;
    width: 100%;
}

.index .icase .box .hd span {
    position: absolute;
    top: -240px;
    display: block;
    width: 30px;
    height: 50px;
    cursor: pointer;
    background: #36bcf9;
}

.index .icase .box .hd .prev {
    left: -50px;
}

.index .icase .box .hd .next {
    right: -50px;
}

.index .icase .box .hd .prev:after,
.index .icase .box .hd .prev:before,
.index .icase .box .hd .next:after,
.index .icase .box .hd .next:before {
    content: "";
    display: block;
    position: absolute;
    left: 8px;
    width: 15px;
    height: 1px;
    background: #fff;
    transition: all .5s;
}

.index .icase .box .hd .prev:after,
.index .icase .box .hd .next:after {
    -webkit-transform: rotate(45deg);
    -moz-transform: rotate(45deg);
    -o-transform: rotate(45deg);
    transform: rotate(45deg);
}

.index .icase .box .hd .prev:before,
.index .icase .box .hd .next:before {
    -webkit-transform: rotate(-45deg);
    -moz-transform: rotate(-45deg);
    -o-transform: rotate(-45deg);
    transform: rotate(-45deg);
}

.index .icase .box .hd .prev:after {
    top: 30px;
}

.index .icase .box .hd .prev:before {
    top: 20px;
}

.index .icase .box .hd .next:after {
    right: 0;
    top: 20px;
}

.index .icase .box .hd .next:before {
    right: 0;
    top: 30px;
}

/*新闻资讯*/
.index .inews {
    padding: 10px 0 17px;
    background: #fff;
}

.index .inews > .w1200 {
    width: 1081px;
}

.index .inews_heading {
    margin-bottom: 35px;
    text-align: center;
}

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

.index .inews_title_row i {
    width: 283px;
    height: 1px;
    background: #333;
}

.index .inews_heading h2 {
    margin: 0 18px;
    color: #111;
    font-size: 28px;
    font-weight: normal;
    line-height: 1.35;
    letter-spacing: 6px;
}

.index .inews_heading p {
    margin-top: 10px;
    color: #c7c7c7;
    font-size: 46px;
    font-weight: bold;
    line-height: 1.15;
    letter-spacing: 8px;
    text-transform: uppercase;
}

.index .inews_list {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
}

.index .inews_item {
    position: relative;
    z-index: 1;
    height: 310px;
    background: #fff;
    box-shadow: 0 4px 18px rgba(45, 86, 122, .12);
    transition: background-color .35s ease, box-shadow .35s ease, transform .35s ease;
}

.index .inews_item a {
    display: flex;
    box-sizing: border-box;
    height: 100%;
    padding: 79px 30px 70px;
    flex-direction: column;
}

.index .inews_item h3 {
    overflow: hidden;
    color: #111;
    font-size: 16px;
    font-weight: bold;
    line-height: 1.5;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.index .inews_item p {
    overflow: hidden;
    margin-top: 24px;
    color: #a1a1a1;
    font-size: 13px;
    line-height: 1.6;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.index .inews_item span {
    margin-top: auto;
    color: #4d9cff;
    font-size: 13px;
    font-weight: bold;
}

.index .inews_item h3,
.index .inews_item p,
.index .inews_item span {
    transition: color .35s ease;
}

.index .inews_item:hover,
.index .inews_item:focus-within {
    z-index: 2;
    background: #65a9e9;
    box-shadow: 0 12px 28px rgba(62, 124, 181, .18);
    transform: translateY(-7px) scale(1.015);
}

.index .inews_item:hover h3,
.index .inews_item:hover p,
.index .inews_item:hover span,
.index .inews_item:focus-within h3,
.index .inews_item:focus-within p,
.index .inews_item:focus-within span {
    color: #fff;
}

.index .inews_item a:focus {
    outline: 2px solid #4d9cff;
    outline-offset: -2px;
}

@media (prefers-reduced-motion: reduce) {
    .index .inews *,
    .index .inews *:before,
    .index .inews *:after {
        scroll-behavior: auto !important;
        transition-duration: .01ms !important;
    }
}

/*友情链接*/
.links {
    font-size: 14px;
    color: #1a1a1a;
    padding: 30px 0;
}

.links .w1200:before {
    content: " ";
    display: block;
    float: left;
    width: 13px;
    height: 9px;
    background: #36bcf9;
    margin-right: 10px;
    margin-top: 6px;
}

.links a {
    color: #1a1a1a;
}

/*底部*/
/* 页尾 */
.site-footer {
    min-height: 380px;
    padding: 42px 80px 26px;
    box-sizing: border-box;
    color: #fff;
    background: #000;
    font-family: "Microsoft YaHei", "PingFang SC", sans-serif;
    text-align: center;
}

.site-footer__inner {
    display: grid;
    grid-template-columns: 220px minmax(680px, 1fr) 370px;
    column-gap: clamp(55px, 5vw, 95px);
    align-items: start;
    max-width: 1720px;
    min-height: 220px;
    margin: 0 auto;
}

.site-footer__brand {
    position: relative;
    min-width: 0;
}

.site-footer__socials {
    display: flex;
    gap: 6px;
    justify-content: center;
    margin-top: 4px;
}

.site-footer__social {
    display: inline-flex;
    width: 46px;
    height: 44px;
    padding: 0;
    align-items: center;
    justify-content: center;
    border: 0;
    border-radius: 7px;
    color: #fff;
    background: #1a1a1a;
    box-shadow: none;
    cursor: pointer;
    transition: color .22s ease, background-color .22s ease, transform .22s ease, box-shadow .22s ease;
}

.site-footer__social svg {
    width: 22px;
    height: 22px;
    fill: currentColor;
}

.site-footer__social:hover,
.site-footer__social.is-active {
    color: #fff;
    background: #55b8f0;
    box-shadow: 0 10px 24px rgba(62, 156, 212, .2);
    transform: translateY(-2px);
}

.site-footer__social:active {
    transform: translateY(0) scale(.97);
}

.site-footer__social:focus-visible {
    outline: 3px solid rgba(31, 128, 189, .38);
    outline-offset: 3px;
}

.site-footer__qrcode {
    position: absolute;
    top: 60px;
    left: 50%;
    width: 148px;
    height: 148px;
    padding: 9px;
    box-sizing: border-box;
    border-radius: 8px;
    background: #fff;
    box-shadow: 0 14px 32px rgba(49, 115, 157, .12);
    transform: translateX(-50%);
}

.site-footer__qrcode[hidden] {
    display: none;
}

.site-footer__qrcode img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.site-footer__nav {
    padding-top: 4px;
}

.site-footer__nav-groups {
    display: grid;
    grid-template-columns: repeat(3, minmax(150px, 1fr));
    gap: 24px 42px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.site-footer__nav-group:nth-child(2) {
    grid-column: span 2;
}

.site-footer__nav-group,
.site-footer__subnav,
.site-footer__subnav li {
    margin: 0;
    padding: 0;
    list-style: none;
}

.site-footer__nav-title {
    position: relative;
    display: inline-block;
    color: #fff;
    font-size: 17px;
    font-weight: 600;
    line-height: 1.45;
    transition: color .22s ease, transform .22s ease;
}

.site-footer__nav-title::after {
    position: absolute;
    right: 100%;
    bottom: -5px;
    left: 0;
    height: 2px;
    border-radius: 2px;
    background: #3ba9e8;
    content: "";
    transition: right .22s ease;
}

.site-footer__nav-title:hover,
.site-footer__nav-title:focus-visible {
    color: #168acb;
    transform: translateX(3px);
}

.site-footer__nav-title:hover::after,
.site-footer__nav-title:focus-visible::after {
    right: 0;
}

.site-footer__subnav {
    display: grid;
    gap: 6px 28px;
    margin-top: 10px;
}

.site-footer__nav-group:nth-child(2) .site-footer__subnav {
    grid-template-columns: repeat(2, minmax(130px, 1fr));
}

.site-footer__subnav a {
    display: inline-block;
    color: #aaa;
    font-size: 13px;
    line-height: 1.55;
    white-space: nowrap;
    transition: color .2s ease, transform .2s ease;
}

.site-footer__subnav a:hover,
.site-footer__subnav a:focus-visible {
    color: #168acb;
    transform: translateX(3px);
}

.site-footer__nav a:focus-visible,
.site-footer__contact a:focus-visible,
.site-footer__bottom a:focus-visible {
    outline: 2px solid #168acb;
    outline-offset: 4px;
}

.site-footer__contact {
    padding-top: 2px;
}

.site-footer__hotline p,
.site-footer__address h2 {
    margin: 0;
    color: #ddd;
    font-size: 19px;
    font-weight: 400;
    line-height: 1.45;
}

.site-footer__hotline a {
    display: inline-block;
    margin-top: 1px;
    color: #fff;
    font-family: Arial, "Microsoft YaHei", sans-serif;
    font-size: 32px;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
    line-height: 1.15;
    letter-spacing: .01em;
}

.site-footer__hotline a:hover {
    color: #168acb;
}

.site-footer__address {
    margin-top: 22px;
}

.site-footer__address p {
    max-width: 440px;
    margin: 7px auto 0;
    color: #aaa;
    font-size: 16px;
    line-height: 1.6;
    text-wrap: pretty;
}

.site-footer__bottom {
    max-width: 1720px;
    margin: 20px auto 0;
    color: #888;
    text-align: center;
}

.site-footer__legal {
    display: flex;
    flex-wrap: wrap;
    gap: 6px 15px;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    line-height: 1.65;
}

.site-footer__legal a,
.site-footer__support {
    color: #888;
}

.site-footer__legal a:hover {
    color: #168acb;
}

.site-footer__support {
    margin-top: 3px;
    font-size: 13px;
    line-height: 1.6;
}

@media (max-width: 1600px) {
    .site-footer {
        padding-right: 48px;
        padding-left: 48px;
    }

    .site-footer__inner {
        grid-template-columns: 200px minmax(600px, 1fr) 320px;
        column-gap: 42px;
    }

    .site-footer__nav-groups {
        column-gap: 30px;
    }
}

@media (max-width: 960px) {
    .site-footer {
        min-height: auto;
        padding: 44px 28px 30px;
    }

    .site-footer__inner {
        grid-template-columns: 1fr 1fr;
        gap: 54px 40px;
    }

    .site-footer__contact {
        grid-column: 1 / -1;
    }

    .site-footer__qrcode {
        z-index: 2;
    }
}

@media (max-width: 640px) {
    .site-footer__inner {
        display: block;
    }

    .site-footer__nav,
    .site-footer__contact {
        margin-top: 48px;
    }

    .site-footer__nav-groups {
        gap: 22px 30px;
    }

    .site-footer__qrcode {
        position: static;
        margin-top: 10px;
        margin-right: auto;
        margin-left: auto;
        transform: none;
    }

    .site-footer__bottom {
        margin-top: 48px;
    }

    .site-footer__legal {
        display: block;
    }

    .site-footer__legal > * {
        display: block;
        margin-top: 4px;
    }
}

/* 参考图双栏页尾 */
.site-footer {
    min-height: auto;
    padding: 46px 56px 20px;
    color: #f5f5f5;
    background: #0b0b0b;
    border-top: 1px solid #1d1d1d;
    text-align: left;
}

.site-footer .site-footer__inner {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    gap: clamp(70px, 8vw, 130px);
    align-items: start;
    width: 100%;
    max-width: 1180px;
    min-height: 0;
    margin: 0 auto;
}

.site-footer .site-footer__contact,
.site-footer .site-footer__about {
    min-width: 0;
    margin: 0;
    padding: 0;
}

.site-footer .site-footer__title {
    position: relative;
    margin: 0 0 32px;
    padding-bottom: 13px;
    color: #fff;
    font-size: 25px;
    font-weight: 500;
    line-height: 1.2;
    letter-spacing: .18em;
}

.site-footer .site-footer__title::after {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 96px;
    height: 3px;
    background: #dd772f;
    content: "";
}

.site-footer .site-footer__contact-row {
    display: flex;
    gap: 34px;
    align-items: center;
    justify-content: space-between;
}

.site-footer .site-footer__phone {
    display: flex;
    min-width: 230px;
    flex-direction: column;
}

.site-footer .site-footer__phone-label {
    color: #aaa;
    font-size: 13px;
    line-height: 1.5;
    letter-spacing: .12em;
}

.site-footer .site-footer__phone a {
    display: inline-block;
    margin-top: 5px;
    color: #fff;
    font-family: Arial, "Microsoft YaHei", sans-serif;
    font-size: 27px;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
    line-height: 1.2;
    letter-spacing: .035em;
    transition: color .22s ease;
}

.site-footer .site-footer__phone a:hover,
.site-footer .site-footer__phone a:focus-visible {
    color: #dd772f;
}

.site-footer .site-footer__phone-note {
    margin-top: 7px;
    color: #727272;
    font-size: 12px;
    line-height: 1.5;
}

.site-footer .site-footer__qrcodes {
    display: flex;
    gap: 14px;
    flex: 0 0 auto;
}

.site-footer .site-footer__qrcode {
    position: static;
    width: 86px;
    height: auto;
    margin: 0;
    padding: 0;
    color: #858585;
    background: transparent;
    border-radius: 0;
    box-shadow: none;
    text-align: center;
    transform: none;
}

.site-footer .site-footer__qrcode img {
    display: block;
    width: 86px;
    height: 86px;
    padding: 4px;
    box-sizing: border-box;
    object-fit: contain;
    background: #fff;
}

.site-footer .site-footer__qrcode figcaption {
    margin-top: 7px;
    font-size: 11px;
    line-height: 1.4;
}

.site-footer .site-footer__address {
    display: flex;
    gap: 12px;
    align-items: flex-start;
    margin-top: 25px;
    padding-top: 20px;
    border-top: 1px solid #242424;
}

.site-footer .site-footer__address svg {
    width: 23px;
    height: 23px;
    flex: 0 0 23px;
    fill: none;
    stroke: #dd772f;
    stroke-width: 1.7;
}

.site-footer .site-footer__address p {
    max-width: 480px;
    margin: 0;
    color: #c4c4c4;
    font-size: 14px;
    line-height: 1.7;
}

.site-footer .site-footer__company {
    margin: 0 0 12px;
    color: #fff;
    font-size: 17px;
    font-weight: 500;
    line-height: 1.6;
}

.site-footer .site-footer__description {
    max-width: 58ch;
    margin: 0;
    color: #b9b9b9;
    font-size: 14px;
    line-height: 2;
    text-align: justify;
    text-wrap: pretty;
}

.site-footer .site-footer__more {
    display: inline-flex;
    gap: 9px;
    align-items: center;
    margin-top: 20px;
    color: #ddd;
    font-size: 13px;
    line-height: 1.5;
    transition: color .22s ease, transform .22s ease;
}

.site-footer .site-footer__more:hover,
.site-footer .site-footer__more:focus-visible {
    color: #dd772f;
    transform: translateX(3px);
}

.site-footer .site-footer__phone a:focus-visible,
.site-footer .site-footer__more:focus-visible,
.site-footer .site-footer__bottom a:focus-visible {
    outline: 2px solid #dd772f;
    outline-offset: 4px;
}

.site-footer .site-footer__bottom {
    max-width: 1180px;
    margin: 34px auto 0;
    padding-top: 17px;
    color: #686868;
    border-top: 1px solid #242424;
    text-align: center;
}

.site-footer .site-footer__legal {
    gap: 5px 16px;
    font-size: 12px;
}

.site-footer .site-footer__legal a,
.site-footer .site-footer__support {
    color: #686868;
}

.site-footer .site-footer__legal a:hover {
    color: #dd772f;
}

.site-footer .site-footer__support {
    margin-top: 2px;
    font-size: 12px;
}

@media (max-width: 960px) {
    .site-footer {
        padding: 42px 28px 22px;
    }

    .site-footer .site-footer__inner {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .site-footer .site-footer__contact {
        grid-column: auto;
    }
}

@media (max-width: 560px) {
    .site-footer .site-footer__contact-row {
        align-items: flex-start;
        flex-direction: column;
    }

    .site-footer .site-footer__qrcodes {
        gap: 18px;
    }

    .site-footer .site-footer__title {
        font-size: 22px;
    }
}

/*浮动客服*/
.toolbar {
    position: fixed;
    top: 50%;
    right: 1%;
    margin-top: -163px;
    z-index: 100;
    width: 80px;
}

.toolbar dd {
    position: relative;
    float: left;
    width: 80px;
    height: 80px;
    background: #36bcf9;
    margin-top: 2px;
    border-radius: 5px;
    color: #fff;
    font-size: 14px;
    line-height: 21px;
    text-align: center;
    cursor: pointer;
    transition: all .5s;
}

.toolbar dd:first-child {
    margin-top: 0;
}

.toolbar dd i {
    width: 100%;
    height: 30px;
    display: block;
    margin-top: 13px;
    background: url(../images/toolbar.png) no-repeat center 0;
}

.toolbar dd.qq i {
    background-position-y: 0;
}

.toolbar dd.tel i {
    background-position-y: -30px;
}

.toolbar dd.code i {
    background-position-y: -60px;
}

.toolbar dd.top i {
    background-position-y: -90px;
}

.toolbar dd span {
    display: block;
    color: #fff;
}

.toolbar dd.tel .box {
    position: absolute;
    top: 0;
    width: 190px;
    right: -200px;
    height: 100%;
    margin-right: 10px;
    border-radius: 5px;
    background: #36bcf9;
    opacity: 0;
    transition: all .5s;
}

.toolbar dd.tel .box p {
    font-size: 14px;
    margin: 15px auto 7px;
}

.toolbar dd.tel .box h3 {
    font-size: 18px;
    font-weight: bold;
}

.toolbar dd.tel .box:after {
    display: block;
    content: " ";
    border-style: solid dashed dashed dashed;
    border-color: transparent transparent transparent #36bcf9;
    border-width: 9px;
    width: 0;
    height: 0;
    position: absolute;
    top: 50%;
    margin-top: -9px;
    right: -18px;
    margin-left: -12px;
}

.toolbar dd.code .box {
    position: absolute;
    top: 0;
    width: 162px;
    right: -172px;
    height: 162px;
    margin-right: 10px;
    border-radius: 5px;
    background: #36bcf9;
    opacity: 0;
    transition: all .5s;
}

.toolbar dd.code .box img {
    width: 140px;
    height: 140px;
    padding: 11px;
}

.toolbar dd.code .box:after {
    display: block;
    content: " ";
    border-style: solid dashed dashed dashed;
    border-color: transparent transparent transparent #36bcf9;
    border-width: 9px;
    width: 0;
    height: 0;
    position: absolute;
    top: 30px;
    right: -18px;
    margin-left: -12px;
}

.toolbar dd:hover {
    background: #333;
}

.toolbar dd.tel:hover .box {
    opacity: 1;
    right: 80px;
}

.toolbar dd.code:hover .box {
    opacity: 1;
    right: 80px;
}

.local {
    height: 60px;
    line-height: 60px;
    overflow: hidden;
}

.local ul {
    float: right;
    margin-right: 60px;
}

.local ul li {
    padding: 0 25px;
    float: left;
}

.local ul li a {
    position: relative;
    display: block;
    padding: 0 15px;
    overflow: hidden;
    color: #363636;
}

.local ul li a i {
    width: 0;
    height: 3px;
    background: #3b3a45;
    position: absolute;
    left: 50%;
    opacity: 0;
    filter: alpha(opacity=0);
    bottom: 0;
    transition: ease-in .2s;
}

.local ul li a.hover,
.local ul li a:hover {
    color: #363636;
}

.local ul li a.hover i,
.local ul li a:hover i {
    left: 0;
    opacity: 1;
    filter: alpha(opacity=100);
    width: 100%;
}

.bg_main {
    min-height: 640px;
    padding: 60px 0;
    background: url(../images/product_bg.jpg) no-repeat center top;
    background-size: cover;
    background-attachment: fixed;
    background-position: center center;
}

.bg_bottom_main {
    background: #eaeaea;
    height: 100px;
}

.sub_banner {
    height: 200px;
    width: 100%;
}

.sub_nav .fl {
    font-size: 28px;
    color: #0a0a0a;
    font-weight: bold;
}

.sub_nav .fl:after {
    content: "";
    display: block;
    width: 27px;
    height: 5px;
    background: #36bcf9;
    margin-top: 10px;
}

.sub_nav .fr {
    color: #2b2b2b;
    font-size: 15px;
    line-height: 57px;
}

.sub_nav .fr a {
    color: #2b2b2b;
    font-size: 15px;
}

.bg_main .prolist {
    margin-top: 50px;
}

.bg_main .prolist .left {
    width: 270px;
    background: #fff;
    padding: 20px 0;
    border-bottom: solid 4px #36bcf9;
}

.bg_main .prolist .left li {
    position: relative;
    line-height: 69px;
    padding: 0 54px;
    border-bottom: solid 1px #dfdfdf;
    background: url(../images/more.jpg) no-repeat 220px center;
}

.bg_main .prolist .left li:last-child {
    border-bottom: none;
}

.bg_main .prolist .left li:before {
    content: " ";
    position: absolute;
    top: 50%;
    margin-top: -4px;
    left: 30px;
    width: 8px;
    height: 8px;
    background: #36bcf9;
}

.bg_main .prolist .left li a {
    display: block;
    font-size: 16px;
    color: #202020;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}

.bg_main .prolist .left li:hover a,
.bg_main .prolist .left li.on a {
    color: #36bcf9;
    font-weight: bold;
}

.bg_main .prolist .right {
    width: 860px;
    background: #fff;
    padding: 20px;
}

.bg_main .prolist .pro li {
    float: left;
    width: 280px;
    margin-right: 10px;
    margin-bottom: 6px;
}
.bg_main .prolist .pro li:nth-child(3n) {
    margin-right: 0 !important;
}
    float: left;
    width: 276px;
    margin-left: 0 !important;
}

.bg_main .prolist .pro li .img {
    width: 100%;
    height: 215px;
}

.bg_main .prolist .pro li .img img {
    width: 100%;
    height: 100%;
    display: block;
}

.bg_main .prolist .pro li h3 {
    color: #404040;
    font-size: 16px;
    line-height: 40px;
    font-weight: bold;
    text-align: center;
    transition: all .5s;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}

.bg_main .prolist .pro li:hover h3 {
    color: #36bcf9;
}

.bg_main .prolist .news li {
    margin-bottom: 20px;
    padding: 30px;
    background: #f4f4f4;
    transition: all .5s;
}

.bg_main .prolist .news li h3 {
    color: #36bcf9;
    font-size: 18px;
    font-weight: bold;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
    transition: all .5s;
}

.bg_main .prolist .news li p {
    color: #8d8d8d;
    font-size: 15px;
    line-height: 30px;
    text-align: justify;
    margin: 10px 0;
    height: 90px;
    overflow: hidden;
    transition: all .5s;
}

.bg_main .prolist .news li span {
    display: block;
    color: #36bcf9;
    font-size: 14px;
    transition: all .5s;
}

.bg_main .prolist .news li:hover {
    background: #36bcf9;
}

.bg_main .prolist .news li:hover h3,
.bg_main .prolist .news li:hover p,
.bg_main .prolist .news li:hover span {
    color: #fff;
}

.detail .title {
    line-height: 30px;
    margin-bottom: 30px;
    border-bottom: 1px solid #ddd;
    text-align: center;
}

.detail .title h1 {
    font-size: 24px;
    font-weight: bold;
    text-align: center;
    height: 60px;
    line-height: 30px;
}

.detail .title span {
    margin: 0 5px;
}

.detail .title i {
    width: 23px;
    height: 16px;
    background-position: -73px 0;
    margin-right: 10px;
}

.detail .title .i2 {
    background-position: -104px 0;
    margin-left: 30px;
}

.detail .context {
    color: #333;
    line-height: 30px;
    text-align: justify;
    padding: 30px 0;
}

.detail .context img {
    max-width: 1200px;
}

/* reLink*/
.reLink {
    line-height: 30px;
    padding: 10px 0;
    margin: 30px 0;
    border-top: 1px dotted #ddd;
    border-bottom: 1px dotted #ddd;
}

.reLink .nextLink,
.detail .reLink .prevLink {
    width: 100%;
}

.reLink a:hover {
    color: #36bcf9;
}

.contact .box1 {
    line-height: 18px;
    padding: 48px 0 0px;
    overflow: hidden;
}

.contact .box1 ul {
    width: 125%;
}

.contact .box1 li {
    float: left;
    width: 230px;
    margin-right: 250px;
}

.contact .box1 li i {
    width: 56px;
    height: 56px;
    background-position: -142px 0;
    float: left;
}

.contact .box1 li b {
    font-size: 18px;
    font-family: arial;
    font-weight: 100;
}

.contact .box1 li td {
    vertical-align: middle;
    height: 56px;
    padding-left: 5px;
}

.contact .box1 .l2 i {
    background-position: -204px 0;
}

.contact .box1 .l3 i {
    background-position: -267px 0;
}

.contact .box2 {
    margin-bottom: 75px;
}

.contact .box2 #map1_container,
.contact .box2 #allmap1 {
    width: 100%;
    height: 400px;
}

.contact .box3 h1 {
    font-size: 36px;
    padding-bottom: 15px;
    text-align: center;
}

.contact .box3 p {
    font-size: 16px;
    color: #828282;
    line-height: 24px;
    padding-bottom: 46px;
    text-align: center;
}

.contact .box3 b {
    color: #36bcf9;
}

.formData {
    padding-bottom: 20px;
}

.formData .item {
    float: left;
    color: #999;
    font-weight: normal;
    width: 560px;
    height: 50px;
    line-height: 50px;
    border: 1px solid #e4e4e4;
    margin-right: 76px;
    margin-bottom: 30px;
    border-radius: 5px;
    position: relative;
    box-sizing: border-box;
    transition: all .5s;
}

.formData .item:hover {
    color: #495057;
    background: #fff;
    border-color: #36bcf9;
    outline: 0;
    box-shadow: 0 0 0 2px rgba(54, 188, 249, .25);
}

.formData .item label {
    padding-left: 15px;
    position: absolute;
    left: 0;
    top: 0;
    z-index: 11;
    text-align: center;
    display: block;
    margin: 0;
    height: 48px;
    line-height: 48px;
    font-size: 18px;
    color: #666;
}

.formData .item input {
    outline: none;
    line-height: 38px;
    height: 38px;
    font-size: 18px;
}

.formData .item .txt {
    width: 100%;
    height: 48px;
    line-height: 48px;
    display: block;
    background: none;
    padding-left: 70px;
    border: 0 none;
    color: #666;
    box-sizing: border-box;
}

.formData .item .red {
    position: absolute;
    right: 15px;
    top: 0;
    color: #ff0000;
    z-index: 11;
}

.formData .item.mr0 {
    margin-right: 0;
}

.formData .msg-box {
    position: absolute;
    left: 0;
    top: 0px;
}

.formData .liuyan {
    width: 1198px;
    height: 240px;
    border: 1px solid #e5e5e5;
    float: left;
}

.formData .liuyan label {
    text-align: right;
    display: block;
    top: 4px;
}

.formData .liuyan textarea {
    width: 100%;
    height: 100%;
    line-height: 35px;
    padding: 12px 10px;
    text-indent: 100px;
    font-size: 18px;
    font-family: "microsoft yahei";
    color: #666;
    border: 0 none;
    overflow: hidden;
    background: none;
    resize: none;
    display: block;
    outline: none;
    box-sizing: border-box;
}

.formData .bot {
    width: 100%;
}

.formData .sub {
    width: 232px;
    line-height: 46px;
    border: 2px solid #36bcf9;
    margin-right: 2px;
    text-align: center;
    background: #36bcf9;
    color: #FFF;
    cursor: pointer;
    font-size: 18px;
    display: block;
    outline: none;
    transition: all .5s;
}

.formData .sub:hover {
    background: none;
    color: #36bcf9;
}

.formData .yzm {
    width: 432px;
}

.formData .yzm .txt {
    padding-left: 80px;
}

.formData .yzm img {
    position: absolute;
    right: 3px;
    top: 3px;
    border: 0px;
    display: block;
    height: 43px;
    cursor: pointer;
}

.showPro .reLink {
    margin-bottom: 0;
}

.showPro .showContxt {
    padding: 30px 0;
    color: #333;
    font-size: 14px;
    line-height: 30px;
    text-align: justify;
}

.showPro .showContxt img {
    max-width: 100%;
    height: auto !important;
}

.showPro .showimgCon {
    padding-bottom: 40px;
}

.showPro .showimgCon .txtcon {
    width: 360px;
    float: right;
    position: relative;
}

.showPro .showimgCon .txtcon .txt {
    color: #333;
    font-size: 16px;
}

.showPro .showimgCon .txtcon .txt .item {
    padding: 10px 0;
    line-height: 47px;
    border-bottom: 1px solid #ccc;
    overflow: hidden;
}

.showPro .showimgCon .txtcon .txt .item .red {
    color: red;
    font-size: 17px;
}

.showPro .showimg {
    width: 460px;
    position: relative;
    float: left;
    overflow: hidden;
}

.showPro .showimg .bigimg {
    width: 460px;
    height: 345px;
    display: block;
    position: relative;
}

.showPro .showimg .bigimg .list {
    width: 5000%;
}

.showPro .showimg .bigimg .list li {
    width: 460px;
    height: 345px;
    float: left;
    border: 0;
    margin-right: 1px;
}

.showPro .showimg .bigimg .list img {
    width: 100%;
    height: 100%;
    display: block;
}

.showPro .showimg .smallimg {
    width: 460px;
    height: 58px;
    position: relative;
    margin-top: 7px;
    z-index: 10;
    overflow: hidden;
}

.showPro .showimg .list {
    width: 420px;
    overflow: hidden;
    position: relative;
    margin: 0 auto;
}

.showPro .showimg .listcon {
    width: 600% !important;
    position: relative;
}

.showPro .showimg .prev,
.showPro .showimg .next {
    width: 15px;
    height: 100%;
    border: 1px solid #c5c5c5;
    border-radius: 5px;
    z-index: 10;
    position: absolute;
    top: 0;
    cursor: pointer;
    box-sizing: border-box;
    background: #f9f9f9;
    background-size: 71px;
    transition: all .5s;
}

.showPro .showimg .prev:after,
.showPro .showimg .next:after {
    content: " ";
    position: absolute;
    top: 50%;
    margin-top: -5px;
    left: 50%;
    margin-left: -3px;
    width: 6px;
    height: 6px;
    border: 2px solid #333;
    border-style: none none solid solid;
    transform: rotate(45deg);
    transition: all .5s;
}

.showPro .showimg .next:after {
    margin-left: -7px;
    border-style: solid solid none none;
}

.showPro .showimg .prev:hover,
.showPro .showimg .next:hover {
    background-color: #36bcf9;
    border-color: #36bcf9;
}

.showPro .showimg .prev:hover:after,
.showPro .showimg .next:hover:after {
    border-color: #fff;
}

.showPro .showimg .prev {
    left: 0;
    background-position: 4px center;
}

.showPro .showimg .next {
    right: 0;
}

.showPro .showimg li {
    width: 72px;
    height: 54px;
    margin-right: 10px;
    float: left;
    cursor: pointer;
    position: relative;
    border: 2px solid #ddd;
    transition: all .5s;
}

.showPro .showimg li img {
    width: 100%;
    height: 100%;
    display: block;
}

.showPro .showimg li.on {
    border-color: #36bcf9;
}

.relateTit {
    color: #fff;
    font-size: 16px;
    line-height: 50px;
    text-align: center;
    background: #36bcf9;
}

/*相关内容*/
.bg_main .relevant {
    margin-top: 30px;
}

.bg_main .relevant .tit {
    color: #fff;
    font-weight: bold;
    line-height: 40px;
    padding: 0 10px;
    background: #36bcf9;
}

.bg_main .relevant .new {
    padding-top: 10px;
}

.bg_main .relevant .new li {
    float: left;
    width: 417px;
    line-height: 40px;
    margin-right: 25px;
    border-bottom: 1px dotted #ddd;
}

.bg_main .relevant .new li:nth-child(2n) {
    margin-right: 0;
}

.bg_main .relevant .new li a {
    float: left;
    position: relative;
    width: 75%;
    color: #666;
    padding-left: 10px;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}

.bg_main .relevant .new li a:before {
    content: " ";
    position: absolute;
    top: 50%;
    margin-top: -1px;
    left: 0;
    width: 2px;
    height: 2px;
    background: #aaa;
}

.bg_main .relevant .new li span {
    color: #999;
}

.bg_main .relevant .new li a:hover {
    color: #36bcf9;
}

.bg_main .relevant .pic {
    padding-top: 15px;
}

.bg_main .relevant .pic li {
    float: left;
    width: 160px;
    margin-right: 15px;
}

.bg_main .relevant .pic li:nth-child(5n) {
    margin-right: 0;
}

.bg_main .relevant .pic li .img {
    height: 111px;
    padding: 5px;
    border: 1px solid #ccc;
    transition: all .5s;
}

.bg_main .relevant .pic li .img img {
    width: 100%;
    height: 100%;
    display: block;
}

.bg_main .relevant .pic li h3 {
    color: #404040;
    line-height: 30px;
    text-align: center;
    transition: all .5s;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}

.bg_main .relevant .pic li:hover .img {
    border-color: #36bcf9;
}

.bg_main .relevant .pic l:hover h3 {
    color: #36bcf9;
}