*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    line-height: 1;
}
*, *::before, *::after {
    box-sizing: border-box;
  }
  a {
    text-decoration: none;
    color: inherit;
  }
  input, button, textarea, select {
    font: inherit;
  }
  /* 禁用表单控件默认动画/过渡 */
  input, textarea, select, button {
    transition: none !important;
    animation: none !important;
  }
  /* 禁用点击/聚焦高亮（不同浏览器） */
  * {
    -webkit-tap-highlight-color: transparent;
  }
  input, textarea, select {
    outline: none;
    -webkit-appearance: none;
            appearance: none;
    box-shadow: none;
  }
  input:focus, textarea:focus, select:focus, button:focus {
    outline: none !important;
    box-shadow: none !important;
  }
  /* 处理 Chrome 自动填充的背景高亮 */
  input:-webkit-autofill,
  input:-webkit-autofill:hover,
  input:-webkit-autofill:focus {
    -webkit-text-fill-color: #465052;
    box-shadow: 0 0 0px 1000px #fff inset;
    -webkit-box-shadow: 0 0 0px 1000px #fff inset;
    transition: background-color 9999s ease-out 0s;
  }
  /* submit 按钮样式与动画重置 */
  button {
    all: unset;          /* 把几乎所有默认样式清掉 */
    cursor: pointer;     /* 保留鼠标手型 */
  }  
  ul, ol {
    list-style: none;
  }
  img {
    max-width: 100%;
    height: auto;
  }
  html, body {
    height: 100%;
  }
  p{
    margin: 0;
    padding: 0;
  }
/* 顶部 */
.header{
    height:3.75rem;
    padding-left: 10.188rem;
}
.header img{
    width: 11.25rem;
    height: 100%;
}
/* banner */
.banner{
    display: flex;
    justify-content: space-between;
    height: 23.063rem;
    width: 100%;
    background-color: #1b437e;
    padding: 0 13.75rem 0 10.125rem;
    position: relative;
}
.banner-img{
    width: 39.125rem;
    height: 19.625rem;
    position: absolute;
    left: 14.438rem;
    top: 4.375rem;
}
.left-box{
    height: 100%;
    padding-top: 2.25rem;
}
.title-one{
    font-size: 2.25rem;
    color: #fff;
    font-weight: bold;
}
.title-two{
    font-size: 1.875rem;
    color: #fff;
    font-weight: bold;
    margin-bottom: 1.938rem;
    margin-top: 1.25rem;
}
.title-item{
    display: flex;
    align-items: center;
    margin-bottom: 1.688rem;
}
.title-item img{
    width: 2rem;
    height: 2rem;
    margin-right: .875rem;
}
.title-item p{
    font-size:1.75rem;
    color: #FF7D31;
    font-weight: bold;
}
.right-box{
    height: 100%;
    padding: 1.563rem 0;
}
.form{
    background-color: #fafafc;
    width: 22.375rem;
    height: 20.063rem;
    padding-top: 1.313rem;
    display: flex;
    flex-direction: column;
    align-items: center;
}
.form-title{
    font-size: 1.25rem;
    font-weight: bold;
    color: #1B437E;
    margin-bottom: 1rem;
}
.form-item{
    display: flex;
    align-items: center;
    margin-bottom: .875rem;
}
.form-item .sign{
    color: #B2B2B3;
    padding-top: .25rem;
}
.form-item input{
    width: 17rem;
    height: 1.75rem;
    border: .063rem solid #E0E0E2;
    font-size: .75rem;
    color: #465052;
    margin-left: .375rem;
    padding-left: .625rem;
}
.right-box button.submit{
    width: 17.688rem;
    height: 2.125rem;
    line-height: 2.125rem;
    background-color: #E27B36;
    color: #fff;
    font-weight: bold;
    font-size: 1rem;
    text-align: center;
    border-radius: .313rem;
}
.form .explain{
    font-size: .75rem;
    color: #465052;
    margin-top: .938rem;
}
/* introduction-one */
.introduction-one{
    padding-left: 10.188rem;
    padding-top: 1.688rem;
    padding-bottom: 1.75rem;
}
.introduction-one-item{
    display: flex;
}
.introduction-one-item:nth-child(1){
    margin-bottom: 1.563rem;
}
.introduction-one-item .img-box .img-one{
    width: 29.25rem;
    height: 13.125rem;
    margin-right: 8.25rem;
}
.introduction-one-item .img-box .img-two{
    width: 29.313rem;
    height: 17.5rem;
    margin-left: 4.625rem;
}
.introduction-one-item .write-box{
    width: 32.75rem;
}
.introduction-one-item .write-box .title{
    font-size: 1.5rem;
    color: #1B437E;
    font-weight: bold;
    margin-bottom: 1.563rem;
}
.introduction-one-item .write-box .subheading{
    font-size: .875rem;
    color: #465052;
    margin-bottom: 1.438rem;
    line-height: 1.25rem;
}
.introduction-one-item .button-box{
    display: flex;
    align-items: center;
    width: 10.125rem;
    height: 2.5rem;
    background-color: #E27B36;
    border-radius: .313rem;
    padding-left: .75rem;
    cursor: pointer;
}
.introduction-one-item .button-box button{
    font-size: .875rem;
    color: #fff;
    font-weight: bold;
}
.introduction-one-item .button-box img{
    width: .772rem;
    height: .453rem;
    margin-left: .469rem;
}
.introduction-one .bottom-text{
    padding-left: 47.813rem;
    margin-top: .875rem;
}
/* introduction-two */
.introduction-two{
    padding: 1.875rem 0 1.25rem 10.438rem;
    background-color: #f9f9f9;
}
.introduction-two .title{
    font-size: 1.5rem;
    font-weight: bold;
    color: #1B437E;
    margin-bottom: .938rem;
    text-align: center;
    width: 70.25rem;
}
.introduction-two .subheading{
    font-size: 1.125rem;
    color: #465052;
    text-align: center;
    width: 70.25rem;
}
.introduction-two .item-box{
    padding-top: 1.938rem;
    display: flex;
    flex-wrap: wrap;
    gap:0 7.188rem;
}
.introduction-two .item-box .item{
    width: 18.313rem;
    margin-bottom: .875rem;
}
.introduction-two .item-box .item img{
    width: 16.688rem;
    height: 11.125rem;
    margin-bottom: .625rem;
}
.introduction-two .item-box .item .item-title{
    font-size: 1rem;
    color: #1B437E;
    font-weight: bold;
    line-height: 1.25rem;
    margin-bottom: .25rem;
}
.introduction-two .item-box .item .item-subheading{
    font-size: .875rem;
    color: #465052;
    line-height: 1.25rem;
}
/* introduction-three */
.introduction-three{
    padding: 1.813rem 0 0 10.188rem;
}
.introduction-three .title{
    font-size: 1.5rem;
    color: #1B437E;
    margin-bottom: .938rem;
    text-align: center;
    font-weight: bold;
    width: 70.25rem;
}
.introduction-three .subheading{
    font-size: 1.125rem;
    color: #465052;
    text-align: center;
    line-height: 1.625rem;
    width: 70.25rem;
}
.introduction-three .item-box{
    display: flex;
    margin-top: 1.938rem;
    gap: 0 .813rem;
    margin-bottom: 4.125rem;
}
.introduction-three .item-box .item{
    padding: .813rem 1.188rem .875rem 1.188rem;
    box-shadow: 0 .125rem .5rem rgba(0, 0, 0, 0.12);
    border-radius: .625rem;
    max-width: 17.125rem;
}
.introduction-three .item-box .item img{
    width: 14.25rem;
    height: 10.938rem;
}
.introduction-three .item-box .item .item-title{
    font-size: 1rem;
    color: #1B437E;
    font-weight: bold;
    line-height: 1.688rem;
}
.introduction-three .item-box .item .item-subheading{
    font-size: .875rem;
    color: #465052;
    line-height: 1.688rem;
}
.introduction-three .item-box .item .line{
    width: 100%;
    height: .063rem;
    margin: .25rem 0 .563rem 0;
    background-color: #363d3d;
}
.introduction-three .item-box .item .button-box{
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
}
.introduction-three .item-box .item .button-box .button-text{
    font-size: .875rem;
    font-weight: bold;
    color: #E27B36;
}
.introduction-three .item-box .item .button-box .icon{
    width: 1.625rem;
    height: 1.625rem;
    border-radius: 50%;
    background-color: #e27b36;
    display: flex;
    justify-content: center;
    align-items: center;
}
.introduction-three .item-box .item .button-box .icon img{
    width: .688rem;
    height: .438rem;
}
.introduction-three .last-box{
    display: flex;
    margin-top: 1.938rem;
    gap: 0 3.1rem;
    margin-bottom: 4.125rem;
}
.introduction-three .last-box .item{
    padding: .813rem 1.188rem .875rem 1.188rem;
    box-shadow: 0 .125rem .5rem rgba(0, 0, 0, 0.12);
    border-radius: .625rem;
    max-width: 21.75rem;
}
.introduction-three .last-box .item img{
    width: 18.813rem;
    height: 12.938rem;
    margin-bottom: .813rem;
}
.introduction-three .last-box .item .item-title{
    font-size: 1rem;
    color: #1B437E;
    font-weight: bold;
    margin-bottom: 1rem;
}
.introduction-three .last-box .item .line{
    width: 100%;
    height: .063rem;
    background-color: #363d3d;
    margin-bottom: 1.25rem;
}
.introduction-three .last-box .item .button-box{
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
}
.introduction-three .last-box .item .button-box .button-text{
    font-size: .875rem;
    font-weight: bold;
    color: #E27B36;
}
.introduction-three .last-box .item .button-box .icon{
    width: 1.625rem;
    height: 1.625rem;
    border-radius: 50%;
    background-color: #e27b36;
    display: flex;
    justify-content: center;
    align-items: center;
}
.introduction-three .last-box .item .button-box .icon img{
    width: .688rem;
    height: .438rem;
    margin-bottom: 0;
}
/* footer */
.footer{
    background: url('/imgs/footer-bg.png') no-repeat;
    background-size: 100% 100%;
    width: 100%;
    height: 22rem;
    color: #fff;
    padding: 2.563rem 9.625rem 0 10.188rem;
}
.footer .title{
    font-size: 2.25rem;
    text-align: center;
    font-weight: bold;
    margin-bottom: 1.625rem;
}
.footer .subheading{
    line-height: 1.688rem;
    font-size: 1rem;
}
.footer button{
    width: 18rem;
    height: 2.125rem;
    background-color: #E27B36;
    border-radius: .313rem;
    text-align: center;
    line-height: 2.125rem;
    font-size: .875rem;
    color: #fff;
    margin-top: 2rem;
}
.footer .btn{
    text-align: center;
}
/* bottom */
.bottom-box{
    width: 100%;
    height: 4.375rem;
    background-color: #ebebeb;
    display: flex;
    justify-content: center;
    align-items: center;
}
.bottom-box img{
    width: 7.625rem;
    height: 1.438rem;
}
.bottom-box .plain{
    font-size: .75rem;
    color: #465052;
    margin-left: .313rem;
}
/* modal */
.modal-overlay{
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.5);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 999;
}
.modal-overlay.is-visible{ display: flex; }
.modal-dialog{
    width: 67.063rem; /* 1073px / 16 */
    height: 30.813rem; /* 493px / 16 */
    background: #fff;
    position: relative;
}
.modal-content{
    width: 100%;
    height: 100%;
    overflow: auto;
}
.modal-close{
    position: absolute;
    width: 3.75rem;   /* 60px */
    height: 3.75rem;  /* 60px */
    right: -1.813rem; /* 29px / 16 */
    top: -1.813rem;   /* 29px / 16 */
    background: #fff;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
}
.modal-close img{
    width: .875rem;
    height: .875rem;
}
.modal-content{
    display: flex;
}
.modal-content .modal-content-left{
    width: 44.688rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding-top: 2.313rem;
}
.modal-content-left .form-title{
    line-height: 2.875rem;
    font-size: 1.25rem;
    font-weight: bold;
    color: #1B437E;
    margin-bottom: .875rem;
}
.modal-content-left .form-item{
    display: flex;
    align-items: center;
    margin-bottom: 1.313rem;
}
.modal-content-left .form-item .sign{
    color: #B2B2B3;
    padding-top: .25rem;
}
.modal-content-left .form-item input{
    width: 34rem;
    height: 2.688rem;
    border: .063rem solid #E0E0E2;
    font-size: .875rem;
    color: #465052;
    margin-left: .375rem;
    padding-left: .875rem;
}
.modal-content-left .submit{
    width: 34.125rem;
    height: 3.25rem;
    background-color: #E27B36;
    color: #fff;
    font-weight: bold;
    font-size: 1.25rem;
    text-align: center;
    border-radius: .313rem;
}
.modal-content-left .explain{
    font-size: .875rem;
    color: #465052;
    line-height: 2.875rem;
}
.modal-content .modal-content-right{
    flex: 1;
    background-color: #1b437e;
}
.modal-content-right{
    padding: 3.188rem 3.5rem 0 3.5rem;
}
.modal-content-right .title{
    font-size: 1.25rem;
    color: #fff;
    font-weight: bold;
    line-height: 1.688rem;
    margin-bottom: .5rem;
}
.modal-content-right .explain{
    font-size: .875rem;
    color: #fff;
    line-height: 1.25rem;
    margin-bottom: 2.813rem;
}
.modal-content-right .explain-one{
    font-weight: bold;
    font-size: .875rem;
    color: #fff;
    line-height: 1.625rem;
}
.modal-content-right img{
    width: 15.25rem;
    height: 2.875rem;
    margin-top: 3.813rem;
}