body{
  background: #fff !important;
}
/* 英雄区 */
.hero {
  position: relative;
  color: #fff;
  overflow: hidden;
  height: 620px;
}

.hero-content {
  width: 1200px;
  margin: 0 auto;
  position: absolute;
  top: 0;
  bottom: 0;
  display: flex;
  align-items: center;
  left: 50%;
  margin-left: -600px;
}
.hero-text{
  transform: translateY(40px);
}

.hero-text h1 {
  font-weight: lighter;
  font-size: 80px;
  color: #FFFFFF;
  margin-bottom: 8px;
}

.hero-text p {
  font-weight: normal;
  font-size: 24px;
  color: #FFFFFF;
}

.hero .img {
  width: 100%;
  height: 620px;
}
.product-section{
  padding: 48px 0 32px 0;
  border-bottom: 1px solid #E6E6E6;
}
.container {
  max-width: 1200px;
  margin: 40px auto;
  display: flex;
  gap: 30px;
}
/* 左侧导航 */
.product-section .title{
  max-width: 1200px;
  margin: 0 auto;
  margin-bottom: 16px;
}
.product-section .title h1{

  font-weight: normal;
  font-size: 32px;
  color: #222222;
  padding-bottom: 16px;
  border-bottom: 4px solid #0063F8;
  display: inline-block;
}

.sidebar {
  width: 280px;
  flex-shrink: 0;
}
.nav-list {
  border: 1px solid #eee;
  border-radius: 4px;
}
.nav-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 20px;
  border-bottom: 1px solid #eee;
  color: #333;
  text-decoration: none;
  transition: background-color 0.2s;
  background: url("../imgs/arrow.png") 90% center no-repeat #fff;
  background-size: 16px auto;
}
.nav-item:last-child {
  border-bottom: none;
}
.nav-item:hover,.nav-item.active {
  color: #0063F8;
  background: url("../imgs/arrow-s.png") 90% center no-repeat #fff;
  background-size: 16px auto;
}
.nav-item span {
  font-size: 15px;
}
.nav-item .arrow {
  font-size: 16px;
  color: #666;
}
/* 右侧内容 */
.content {
  flex: 1;
  background-color: #F5F7FA;
  padding: 40px;
  border-radius: 4px;
}
.bg1{
  background: url("../imgs/pro-pic1.png") right bottom no-repeat #F5F7FA;
  background-size: 100% auto;
}
.bg2{
  background: url("../imgs/pro-pic2.png") right bottom no-repeat #F5F7FA;
  background-size:  100% auto;;
}
.bg3{
  background: url("../imgs/pro-pic3.png") right bottom no-repeat #F5F7FA;
  background-size:  100% auto;;
}
.content .pro-logo{
  margin-bottom: 24px;
}
.content h2 {
  font-size: 24px;
  font-weight: 600;
  margin-bottom: 20px;
}
.content p {
  font-size: 15px;
  line-height: 1.7;
  color: #555;
  margin-bottom: 24px;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient( 90deg, #0974D7 0%, #0060D5 100%);
  text-decoration: none;
  font-size: 15px;
  transition: background-color 0.2s;
}
.btn a{
  padding: 0 68px 0 32px;
  height: 48px;
  line-height: 48px;
  display: block;
  color: #fff;
  background: url("../imgs/arrow-w.png") 82% center no-repeat;
  background-size: 16px auto;
}
.btn:hover {
  background-color: #0052cc;
}