* {
	margin: 0;
	padding: 0;
  box-sizing: border-box;
}
a {
	outline: none;
	text-decoration: none;
}
a.link {
  color: inherit;
}
a.link:hover {
  text-decoration: underline;
}
:root {
  scroll-behavior: smooth;
}
.ppw-1200{
  width: 1200px;
  margin: 0 auto;
}
.h-full{
  height: 100%;
}
.flex{
  display: flex;
}
.flex-1{
  flex: 1;
}
.flex-col {
  display: flex;
  flex-direction: column;
}
.items-center {
  align-items: center;
}
.justify-center {
  justify-content: center;
}
.inline-block {
  display: inline-block;
}
.relative {
  position: relative;
}
.mx-auto {
  margin-left: auto;
  margin-right: auto;
}
.cursor-pointer{
  cursor: pointer;
}
/* header */
.header {
	height: 560px;
	background: #0068F4;
}
.header .nav {
	background: #0068F4;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
}
.header .nav-item {
  font-size: 18px;
  color: #FFFFFf;
  lien-height: 25px;
  margin: 27px 74px 27px 0px;
}
.header .nav-button {
  display: block;
  padding: 5px 15px;
}
.nav-button:first-of-type {
  border-radius: 4px;
  border: 1px solid #FFFFFF;
  font-size: 16px;
  color: #FFFFFF;
  line-height: 22px;
  margin-right: 8px;
}
.nav-button:last-of-type {
  background: #FFFFFF;
  border-radius: 4px;
  font-size: 16px;
  color: #333333;
  line-height: 22px;
}
.header .content{
  padding: 76px 16px 0;
  margin-top: 78px;
}
.header .content .banner h1{
  font-size: 56px;
  color: #FFFFFF;
  line-height: 78px;
}
.header .content .banner p{
  font-size: 14px;
  color: #FFFFFF;
  line-height: 20px;
  margin: 36px 0 51px 0;
}
.header .content img {
  position: absolute;
  top: 0;
  right: -40px;
}
.header .content .banner .btn{
  width: 200px;
  height: 48px;
  background: #FFFFFF;
  border-radius: 3px;
  text-align: center;
  color: #666666;
  font-size: 16px;
  line-height: 48px;
  display: block;
}
.title1 {
  width: 210px;
  height: 100px;
  text-align:center;
  font-size: 42px;
  color: #0068F4;
  line-height: 58px;
  letter-spacing: 10px;
  position: relative;
}
.title1::before {
  content: attr(data-subtitle);
  z-index: -1;
  width: 800px;
  text-align: center;
  height: 95px;
  font-size: 60px;
  font-weight: normal;
  color: #EFF7FF;
  line-height: 95px;
  letter-spacing: 10px;
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
}
/* 行业痛点 */
.section1{
  height: 631px;
  padding-top: 80px;
  font-size: 16px;
  color: #666666;
  line-height: 22px;
  position: relative;
}
.section1>img {
  position: absolute;
  width: 614px;
  top: 230px;
  left: 50%;
  transform: translateX(-50%);
  z-index: -1;
}
.section1 .box-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 125px;
}
.section1 .box {
  width: 300px;
  display: flex;
  align-items: center;
}
.section1 .box img:first-child {
  margin-right: 35px;
}
.section1 .count {
  display: inline-block;
  font-size: 42px;
  color: #333333;
  font-weight: 300;
  line-height: 55px;
  width: 43px;
  vertical-align: middle;
}
.section1 .title {
  font-size: 24px;
  color: #333333;
  line-height: 33px;
  font-weight: bold;
  vertical-align: sub;
}
.section1 .content {
  width: 204px;
  padding-left: 42px;
  margin-top: -4px;
}
/* 解决方案 */
.section2{
  height: 681px;
  background: #EFF7FF;
  font-size: 16px;
  color: #333333;
  line-height: 22px;
  padding-top: 51px;
}
.title2 {
  font-size: 42px;
  color: #0068F4;
  line-height: 58px;
  vertical-align: middle;
  margin-bottom: 37px;
  --subtitle-color: rgba(199,213,247,0.37);
}
.title2::after {
  display: inline-block;
  padding-left: 11px;
  content: 'SOLUTION';
  height: 95px;
  font-size: 60px;
  font-weight: normal;
  color: var(--subtitle-color, rgba(199,213,247,0.37));
  line-height: 95px;
  letter-spacing: 10px;
  vertical-align: sub;
}
.section2 .box {
  width: 410px;
  display: flex;
  align-items: center;
  margin-bottom: 56px;
  margin-left: 20px;
}
.section2 .box>img {
  margin-right: 24px;
}
.section2 .subtitle {
  height: 33px;
  font-size: 24px;
  color: #333333;
  line-height: 33px;
  margin-bottom: 5px;
}
/* 企业应用系统架构 */
.section3{
  height: 995px;
  margin-top: 68px;
  scroll-margin-top: 78px;
}
.section3 .title1 {
  margin-bottom: 63px;
}
.section3 .boxes {
  background: #F9F9F9;
  display: flex;
  flex-direction: column;
}
.section3 .boxes .title {
  font-size: 16px;
  color: #999999;
  line-height: 22px;
  padding: 12px 22px 14px;
  border-bottom: 2px solid #DFE3E7;
}
.section3 .boxes .content {
  flex: 1;
  width: 100%;
  padding-left: 22px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-start;
  align-content: space-around;
}
.section3 .boxes .item {
  display: inline-box;
  padding-left: 12px;
  font-size: 18px;
  font-weight: bold;
  color: #333333;
  line-height: 25px;
}
.section3 .boxes .entry {
  width: 162px;
}
.section3 .transfer {
  display: flex;
  margin: 0 10px;
  flex-direction: column;
  height: 55px;
  justify-content: space-around;
  align-items: center;
  font-size: 14px;
  color: #333333;
  line-height: 20px;
  text-align: center;
}
.section3 .tabs{
  height: 48px;
  width: 780px;
  margin: 0 auto;
}
.section3 .tabs .tab-item{
  height: 48px;
  background: #F9F9F9;
  font-size: 18px;
  font-weight: bold;
  color: #333333;
  line-height: 48px;
  text-align: center;
  position: relative;
}
.section3 .tabs .tab-item.active{
  background: #4362FF;
  color: #fff;
}
.section3 .tabs .tab-item.active::before{
  content: '';
  position: absolute;
  background: #fff;
  bottom: -5px;
  left: 50%;
  width: 10px;
  height: 10px;
  transform: translate(-50%, 0) rotate(45deg);
}
.section3 .list{
  margin-top: 31px;
  justify-content: center;
}
.section3 .list .list-item{
  width: 280px;
  height: 319px;
  padding-top: 40px;
  background: #EFF7FF;
  margin-right: 27px;
}
.section3 .list .circle {
  width: 100px;
  height: 100px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 100px;
  background: linear-gradient(to bottom, #4160FF 0%, #7699FF 100%);
  margin: 0 auto;
}
.section3 .list .title {
  color: #333333;
  width: fit-content;
  font-size: 24px;
  font-weight: bold;
  margin: 24px auto 29px auto;
}
.section3 .list .content {
  font-size: 16px;
  color: #999999;
  text-align: center;
  width: 225px;
}
/* 产品优势 */
.section4 {
  height: 848px;
  padding-top: 58px;
  scroll-margin-top: 78px;
}
.section4 .title {
  --subtitle-color: #F2F2F2;
  margin-bottom: 54px;
}
.section4 .box {
  display: flex;
  align-items: center;
  width: 586px;
  margin-bottom: 58px;
}
.section4 .box img {
  width: 70px;
  height: auto;
  margin-right: 55px;
}
.section4 .box .subtitle {
  font-size: 24px;
  color: #333333;
  line-height: 33px;
}
.section4 .box .content {
  width: 461px;
  font-size: 16px;
  color: #333333;
  line-height: 22px;
}
/* footer */
.footer{
  height: 263px;
  background: #141B29;
}
.footer .row {
  display: flex;
  justify-content: space-evenly;
  padding-top: 41px;
  padding-bottom: 23px;
  border-bottom: 2px solid rgba(255,255,255,0.12);
}
.footer .circle {
  background-color: rgba(255, 255, 255, 0.13);
  width: 74px;
  height: 74px;
  border-radius: 74px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.footer .title {
  margin-top: 17px;
  font-size: 20px;
  color: #FFFFFF;
  line-height: 27px;
}
.footer .info {
  margin-top: 16px;
  white-spaces: pre;
  text-align: center;
  font-size: 14px;
  color: #999999;
  line-height: 20px;
}