main{
    background: #F9FAFB;
}
.ml-12{
    margin-left: 12px !important;
}
.mobile_header_info_item_right_label{
    display: none;
}
header{
    position: sticky;
    top: 0;
    z-index: 99;
}
.header{
    background: #FFFFFF;
    position: sticky;
    top: 0;
    z-index: 99;
}
.header .header_info{
    max-width: 1200px;
    margin: 0 auto;
    padding: 12px 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.header_info_left_img{
    width: 578px;
    height: 18px;
}
.search_box{
    width: 250px;
    height: 36px;
    background: #FAFAFA;
    border-radius: 20px;
    border: 1px solid #DBDBDB;
    display: flex;
    align-items: center;
    padding: 0 14px;
}
.search_box_img{
    width: 24px;
    height: 24px;
}
.search_box_text{
    /* font-weight: bold; */
    font-size: 16px;
    color: #000;
    line-height: 22px;
    margin-left: 9px;
    border: none;
    outline: none;
    width: 100%;
    background: transparent;
}

.search_box_text::placeholder {
    color: #999999;
}

.header_nav{
    width: 100%;
    background: #1D4ED8;
    display: flex;
    align-items: center;
}
.nav_box{
    width: 1200px;
    max-width: 1200px;
    height: 70px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}
.logo_img{
    width: 158px;
    height: 42px;
    display: block;
}
.nav_list{
    display: flex;
    align-items: center;
    /* gap: 7px; */
}
.nav_item {
    display: block;
    padding: 7px 10px;
}
.nav_item a{
    font-weight: 400;
    font-size: 18px;
    color: #FFFFFF;
    line-height: 25px;
    text-align: right;
    font-style: normal;
}
.nav_item:hover{
    background: #1E40AF;
    border-radius: 4px;
}

.nav_item_active{
    background: #1E40AF;
    border-radius: 4px;
}

.nav-search-icon{
    width: 32px;
    height: 32px;
    display: none;
}

.mobile_header{
    display: none;
    justify-content: space-between;
    align-items: center;
}

.mobile_header_logo{
    width: 270px;
    height: 28px;
}
.mobile_header_nav{
    width: 24px;
    height: 24px;
    margin-right: 12px;
}
.mobile_header_search{
    width: 24px;
    height: 24px;
}

.mobile_header_fixed_box{
    display: none;
    width: 100vw;
    height: 100vh;
    position: fixed;
    bottom: -150vh;
    left: 0;
    z-index: 999;
    transition: all 0.3s ease-in-out;
}
.mobile_header_fixed_box_wx{
    width: 100vw;
    height: 100vh;
    position: fixed;
    bottom: -150vh;
    /* bottom: 0; */
    left: 0;
    z-index: 999;
    transition: all 0.1s ease-in-out;
}
.mobile_header_tab_fixed_mask{
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.5);
    position: fixed;
    top: 0;
    left: 0;
    display: none;
    z-index: 998;
}

.mobile_header_fixed_content, .mobile_header_wx_fixed_content{
    width: 100vw;
    height: 90vh;
    position: absolute;
    bottom: 0;
    left: 0;
    background: #FFFFFF;
    border-radius: 20px 20px 0px 0px;
    z-index: 999999999;
}
.mobile_header_wx_fixed_content{
    height: 60vh;
}
.mobile_header_wx_fixed_qrcode{
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px 73px; /* 上下40px，左右60px */
    padding: 40px;
    box-sizing: border-box;
}
.mobile_fixed_qrcode_img{
    width: 112px;
    height: 112px;
    margin-bottom: 12px;
}
.mobile_fixed_qrcode_item{
    text-align: center;
}
.mobile_header_fixed_header{
    width: 100%;
    height: 50px;
    background: linear-gradient( 0deg, #FFFFFF 0%, #CEDDFF 100%);
    border-radius: 20px 20px 0px 0px;
    font-weight: bold;
    font-size: 17px;
    color: #2C2C2C;
    line-height: 50px;
    text-align: center;
    position: relative;
}
.mobile_header_fixed_close{
    width: 16px;
    height: 16px;
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    right: 20px;
}
.mobile_header_fixed_search{
    margin: 0 20px;
    background: #FAFAFA;
    border-radius: 20px;
    border: 1px solid #DBDBDB;
    display: flex;
    align-items: center;
    padding: 8px 14px;
}
.mobile_header_fixed_search_img{
    width: 24px;
    height: 24px;
    margin-right: 9px;
}
.mobile_header_fixed_search_input{
    width: 100%;
    border: none;
    outline: none;
    background: transparent;
}
.mobile_header_fixed_btn{
    margin: 22px 20px 0;
    display: grid;
    gap: 13px;
    grid-template-columns: repeat(2, 1fr);
}
.mobile_header_fixed_btn_item{
    background: #FFFFFF;
    border-radius: 12px;
    border: 1px solid #E4E8F0;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 18px 30px;
    font-weight: 600;
    font-size: 17px;
    color: #202A38;
    line-height: 24px;
}
.mobile_header_fixed_btn_img{
    width: 29px;
    height: 29px;
    margin-right: 229pxpx;
}
.img-active{
    display: none;
}
.mobile_header_fixed_btn_item:hover{
    background: #2563EB;
    box-shadow: 0px 6px 7px 0px rgba(37,99,235,0.13);
    color: #FFFFFF;
    .img-active{
        display: block;
    }
    .no-active{
        display: none;
    }
}
.mobile_header_fixed_info{
    margin: 22px 20px 0;
    display: grid;
    gap: 37px;
    grid-template-columns: repeat(2, 1fr);
}
.mobile_header_info_title{
    font-weight: 600;
    font-size: 16px;
    color: #2C2C2C;
    line-height: 22px;
    position: relative;
}
.mobile_header_info_title::after{
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    border: 1px solid rgba(0,0,0,0.23);
}
.mobile_header_info_item{
    font-weight: 400;
    font-size: 15px;
    color: #2C2C2C !important;
    line-height: 21px;
    margin: 15px 0;
    display: block;
}

.mobile_header_info_item a{
    color: #2C2C2C;
}


/* 页面宽度在 768px 和 1240px 之间（不包含两端边界） */
@media (min-width: 769px) and (max-width: 1239px) {
    .header .header_info{
        padding: 0 20px;
    }
    .nav-search-icon{
        display: block;
    }
    .nav_box{
        width: 100%;
        padding: 0 20px;
        box-sizing: border-box;
        gap: 20px;
    }
    .search_box{
        display: none;
    }
    .nav_list{
        width: calc(100% - 158px - 32px - 40px);
        overflow-x: auto;
    }
    .nav_item{
        white-space: nowrap;
    }
    .mobile_header_wx_fixed_content{
        width: 40vw;
        left: 50%;
        bottom: 25%;
        transform: translate(-50%, 0%);
        border-radius: 12px 12px 0px 0px;
    }
}

/* 宽度小于 769px（不含 769px） */
@media (max-width: 768px) {
  .header{
    display: none;
  }
  .mobile_header{
    display: flex;
    align-items: center;
    padding: 8px 15px;
    box-sizing: border-box;
    background: #FFFFFF;
    border: 1px solid #E6E6E6;
  }
}