/* 全局变量定义 */
:root {
    --custom-width: 1430px;
    --custom-width-min: 1330px;
    --font-color-red: #CA1623;
    --font-color-red-50: rgba(202, 22, 35, 0.5);
    --font-color-gray: #333;
}

/* 全局基础样式 */
html,
body {
    overflow-x: hidden;
    min-width: var(--custom-width);
}

body,
* {
    margin: 0;
    padding: 0;
    font-family: "PingFang", "PingFang SC", "syht", "Microsoft YaHei", "黑体", "宋体", sans-serif;
}

ol,
ul,
li {
    list-style: none;
}

a {
    color: var(--font-color-gray);
    text-decoration: none;
}

a:hover {
    text-decoration: none;
}

/* 首页样式 */
.index {
    width: 100%;
    position: relative;
}

/* 首页横幅部分 */
.index-banner {
    width: 100%;
    height: 945px;
    position: relative;
}

.index-banner .center-head {
    width: 100%;
    height: 100px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    margin: 0 auto;
    z-index: 1000;
    display: flex;
    align-items: center;
}

.index-banner .center-head .header {
    width: var(--custom-width-min);
    margin: 0 auto;
    display: flex;
}

.index-banner .center-head .header .logo {
    width: 260px;
    height: 100px;
}

.index-banner .center-head .header .MenuDiv {
    display: flex;
    align-items: center;
    min-width: 660px;
    margin-left: 200px;
}

.index-banner .center-head .header .MenuDiv .nav {
    display: flex;
    align-items: center;
}

.index-banner .center-head .header .MenuDiv .nav li {
    padding: 0 30px;
    position: relative;
}

.index-banner .center-head .header .MenuDiv .nav li a {
    color: #fff;
    font-size: 18px;
    height: 100px;
    line-height: 100px;
    display: inline-block;
    transition: all 0.8s;
}

.index-banner .center-head .header .MenuDiv .nav li span {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: #c9261d;
    transition: width 0.5s;
}

.index-banner .center-head .header .MenuDiv .nav li:hover a,
.index-banner .center-head .header .MenuDiv .nav li.active a {
    color: #c9261d;
}

.index-banner .center-head .header .MenuDiv .nav li:hover span,
.index-banner .center-head .header .MenuDiv .nav li.active span {
    width: 100%;
}

.index-banner .BannerDiv {
    width: 100%;
    height: 800px;
    position: relative;
    overflow: hidden;
}

.index-banner .BannerDiv .ImgBox {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 800px;
    opacity: 0;
    transition: opacity 1s ease-in-out;
    text-align: center;
}

.index-banner .BannerDiv .ImgBox.active {
    opacity: 1;
}

.index-banner .BannerDiv .ImgBox .Img {
    width: 100%;
    height: 100%;
    position: absolute;
    left: 0;
    top: 0;
}

.index-banner .BannerDiv .ImgBox .Img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.index-banner .BannerDiv .ImgBox .text-box {
    width: 100%;
    height: 190px;
    position: absolute;
    left: 0;
    top: 330px;
    display: flex;
    transition: opacity 1s ease-in-out;
}

.index-banner .BannerDiv .ImgBox .text-box .Text {
    width: var(--custom-width-min);
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.index-banner .BannerDiv .ImgBox .text-box .Text img {
    width: 570px;
    height: 190px;
}

/* 数字统计部分 */
.num-position {
    width: 100%;
    height: 240px;
    position: absolute;
    left: 0;
    top: 700px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.num-position ul {
    width: var(--custom-width-min);
    margin: 0 auto;
    display: flex;
    background-color: #fff;
    box-shadow: 0 10px 20px 0 #d4d4d480;
}

.num-position ul li {
    width: 25%;
    height: 240px;
    border-right: 1px solid rgba(226, 226, 226, 1);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
}

.num-position ul li:nth-child(4n) {
    border-right: none;
}

.num-position ul li .t1 {
    text-align: center;
    color: var(--font-color-gray);
    font-size: 22px;
    font-weight: 600;
    letter-spacing: 1px;
    margin-top: 30px;
}

.num-position ul li .num {
    height: 84px;
    text-align: center;
    margin-top: 14px;
    transition: all 0.6s;
}

.num-position ul li .num .t2 {
    font-size: 72px;
    font-weight: 600;
    color: var(--font-color-red);
}

.num-position ul li .info {
    margin-top: 16px;
    text-align: center;
    line-height: 20px;
    font-size: 14px;
    color: #8A8A8A;
}

.num-position ul li img {
    position: absolute;
    top: 15px;
    right: 15px;
    width: 56px;
    height: 56px;
}

/* 服务部分 */
.ServiceDiv {
    width: 100%;
    height: 820px;
    padding-top: 20px;
    position: relative;
}

.ServiceDiv .SText {
    width: var(--custom-width-min);
    height: 60px;
    text-align: left;
    margin: 0 auto;
    background-color: #fff;
}

.ServiceDiv .SText b {
    font-size: 36px;
    font-weight: 600;
    color: var(--font-color-red);
}

.ServiceDiv .SText span {
    font-size: 16px;
    color: #8A8A8A;
    font-weight: 400;
    padding-left: 20px;
}

.ServiceDiv .ServiceList {
    width: 100%;
    height: 760px;
    background-image: url("/img/SB0000.png");
    background-size: cover;
    background-position: center;
    transition: background-image 0.5s ease;
    display: flex;
    position: relative;
    z-index: 1000;
}

.ServiceDiv .ServiceList .Line {
    width: 100%;
    height: 1px;
    position: absolute;
    background: rgba(255, 255, 255, 0.2);
}
.ServiceDiv .ServiceList .Line.l1{
    left: 0;
    top: 48px;
}
.ServiceDiv .ServiceList .Line.l2{
    left: 0;
    top: 380px;
}
.ServiceDiv .ServiceList .Line.l3{
    left: 0;
    top: 711px;
}

.ServiceDiv .ServiceList .Dlist {
    width: var(--custom-width-min);
    height: 760px;
    margin: 0 auto;
    z-index: 1000;
}

.ServiceDiv .ServiceList .Dlist ul {
    width: var(--custom-width-min);
  position: relative;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    z-index: 100000;
}

.ServiceDiv .ServiceList .Dlist ul li {
    --calculated-width: calc(25% - 2px);
    width: var(--calculated-width);
    aspect-ratio: 1 / 1;
    border-left: 1px solid rgba(255, 255, 255, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding-top: 49px;
}
.ServiceDiv .ServiceList .Dlist ul li:nth-child(n+5){
    margin-top: 1px;
    padding-top: 0;
    padding-bottom: 49px;
}

.ServiceDiv .ServiceList .Dlist ul li:nth-child(4n) {
    border-right: 1px solid rgba(255, 255, 255, 0.2);
}

.ServiceDiv .ServiceList .Dlist ul li:hover .tt {
    opacity: 0;
}

.ServiceDiv .ServiceList .Dlist ul li .tt {
    width: 100%;
    height: 379px;
    position: absolute;
    left: 0;
    top: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.ServiceDiv .ServiceList .Dlist ul li .tt p {
    width: 100%;
    color: rgba(255,255,255,0.8);
    font-weight: 600;
    font-size: 32px;
    text-align: center;
}

.ServiceDiv .ServiceList .Dlist ul li:hover .info-cover {
    opacity: 1;
}

.ServiceDiv .ServiceList .Dlist ul li .info-cover {
    opacity: 0;
    width: 100%;
    height: 100%;
    background-color: var(--font-color-red-50);
    display: flex;
    position: relative;
    transition: opacity 0.3s ease;
    cursor: pointer;
}

.ServiceDiv .ServiceList .Dlist ul li .info-cover .title {
    color: #fff;
    font-weight: 600;
    font-size: 36px;
    position: absolute;
    left: 30px;
    top: 30px;
}

.ServiceDiv .ServiceList .Dlist ul li .info-cover .line {
    width: 150px;
    height: 4px;
    position: absolute;
    left: 30px;
    top: 100px;
    border-radius: 2px;
    background: #fff;
}

.ServiceDiv .ServiceList .Dlist ul li .info-cover .info {
    width: 280px;
    height: 210px;
    position: absolute;
    left: 30px;
    top: 130px;
    font-size: 18px;
    font-weight: 400;
    line-height: 32px;
    color: #fff;
    text-align: left;
}
.ServiceDiv .pot-box{
  position: absolute;
  width: 100%;
  height: 100%;
  top:0;
  left: 0;
  z-index: 900;
}
.ServiceDiv .pot-box .waves{

  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
}
.ServiceDiv .pot-box .waves canvas{
}


/* 合作部分 */
.CooperateDiv {
    width: 100%;
    height: 860px;
    margin-top: 30px;
}

.CooperateDiv .SText {
    width: var(--custom-width-min);
    height: 60px;
    margin: 0 auto;
    padding-bottom: 10px;
}

.CooperateDiv .SText b {
    font-size: 36px;
    font-weight: 600;
    color: var(--font-color-red);
}

.CooperateDiv .Clist {
    width: 100%;
    height: 800px;
    background-image: url("/img/CooperateBg.png");
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center;
    display: flex;
    justify-content: center;
    align-items: center;
}

.CooperateDiv .Clist .ClistImg {
    width: var(--custom-width);
    height: 600px;
    margin: 0 auto;
    display: flex;
    justify-content: center;
    align-items: center;
}

.CooperateDiv .Clist .ClistImg img {
    margin: auto;
}

/* 联系我们部分 */
.ContactDiv {
    width: 100%;
    height: 780px;
    margin-top: 30px;
}

.ContactDiv .SText {
    width: var(--custom-width-min);
    height: 60px;
    margin: 0 auto;
    padding-bottom: 10px;
}

.ContactDiv .SText b {
    font-size: 36px;
    font-weight: 600;
    color: var(--font-color-red);
}

.ContactDiv .Clist {
    width: 100%;
    height: 710px;
    background-image: url("/img/Contant.png");
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
}

.ContactDiv .Clist .ClistInfo {
    width: var(--custom-width-min);
    height: 610px;
    margin: auto;
}

.ContactDiv .Clist .ClistInfo ol {
    width: 400px;
    margin-top: 50px;
    margin-left: 50px;
    height: 60px;
    border-bottom: 4px solid var(--font-color-red);
    display: flex;
    align-items: center;
    justify-content: center;
}

.ContactDiv .Clist .ClistInfo ol h3 {
    font-size: 28px;
    font-weight: 600;
    text-align: left;
    color: var(--font-color-red);
}

.ContactDiv .Clist .ClistInfo ul {
    width: 450px;
    margin-top: 20px;
    margin-left: 50px;
}

.ContactDiv .Clist .ClistInfo ul li {
    text-align: left;
    line-height: 40px;
    color: #585858;
}

.ContactDiv .Clist .ClistInfo ul li:nth-child(4n) {
    margin-top: 40px;
}

/* 页脚部分 */
.FootDiv {
    width: 100%;
    height: 60px;
    display: flex;
    background-color: #0B1728;
    color: #5D6675;
    justify-content: center;
    align-items: center;
    text-align: center;
}
.FootDiv a,.FootDiv a:hover{
  color: #5D6675;
  margin-left: 20px;
}