* {
    box-sizing: border-box;
}
:root {
    --padding: 0 20px;
}
main {
    margin-top: 70px;
    background: #fff;
}
.inner {
    max-width: 1100px;
    padding: 0 15px;
    height: 100%;
    width: 100%;
    margin: 0 auto;
}
.fixed {
    overflow: hidden;
}

/* header */
header {
    position: fixed;
    left: 0; top: 0;
    width: 100%; height: 70px;
    background: #fff;
    z-index: 9990;
    border-bottom: 1px solid #DADFE3;
}
header .header_inner {
    position: relative;
    max-width: 1100px;
    padding: 0 15px;
    height: 100%;
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 0 auto;
}
header .header_inner a {
    display: block;
    height: 35px;
}
header .header_inner a img {
    height: 100%;
}
header .menu_open {
    display: block;
    width: 25px; height: 25px;
    background: url(../img/menu.png) no-repeat center/contain;
    cursor: pointer;
}
.back {
    display: none;
    position: fixed;
    left: 0; top: 0;
    width: 100%; height: 100%;
    background: rgba(0, 0, 0, 0.3);
    z-index: 9995;
}
.back.on {
    display: block;
}
nav {
    position: fixed;
    right: -100%; top: 0;
    width: 50%; height: 100%;
    z-index: 9999;
    transition: .2s ease-in-out;
}
nav .nav_box {
    background: #fff;
    padding: 20px;
    height: 100%;
}
nav .nav_box .top {
    text-align: right;
    max-width: 85%;
    margin-bottom: 25px;
}
nav .nav_box .top .close_ico {
    cursor: pointer;
    display: inline-block;
    width: 22px; height: 22px;
    background: url(../img/cancel.png) no-repeat center/contain;
}
.nav_list li a {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 25px 25px;
    border-radius: 15px;
    max-width: 85%;
    background: #F9F8FE;
    margin-bottom: 20px;
}
.nav_list li a .ico {
    display: block;
    width: 22px; height: 22px;
}
.nav_list li:nth-child(1) a .ico {
    background: url(../img/menu-off-1.png) no-repeat center/contain;
}
.nav_list li:nth-child(1).on a .ico {
    background: url(../img/menu-on-1.png) no-repeat center/contain;
}
.nav_list li:nth-child(2) a .ico {
    background: url(../img/menu-off-2.png) no-repeat center/contain;
}
.nav_list li:nth-child(2).on a .ico {
    background: url(../img/menu-on-2.png) no-repeat center/contain;
}
.nav_list li:nth-child(3) a .ico {
    background: url(../img/menu-off-3.png) no-repeat center/contain;
}
.nav_list li:nth-child(3).on a .ico {
    background: url(../img/menu-on-3.png) no-repeat center/contain;
}
.nav_list li:nth-child(4) a .ico {
    background: url(../img/menu-off-4.png) no-repeat center/contain;
}
.nav_list li:nth-child(4).on a .ico {
    background: url(../img/menu-on-4.png) no-repeat center/contain;
}
.nav_list li:nth-child(5) a .ico {
    background: url(../img/menu-off-5.png) no-repeat center/contain;
}
.nav_list li:nth-child(5).on a .ico {
    background: url(../img/menu-on-5.png) no-repeat center/contain;
}
.nav_list li a span {
    color: #7D7495;
    display: block;
    margin-top: 2px;
    font-size: 18px;
    font-weight: 600;
}
.nav_list li.on a span {
    color: #8943E4;
    font-weight: 700;
}

/* index */
.index_banner {
    margin-bottom: 50px;
}
.index_banner img {
    display: block;
    width: 100%;
}
.index_banner.mo {
    background: #8D4AE5;
    display: none;
    flex-direction: column;
    gap: 2rem;
    justify-content: center;
    align-items: center;
    padding: 4rem 0;
}
.index_banner.mo img {
    display: block;
    height: 11rem;
    object-fit: contain;
}
.index_banner.mo .top {
    color: #fff;
    font-size: 2rem;
    line-height: 1.3;
    text-align: center;
}
.index_banner.mo .top b {
    position: relative;
    font-size: 2rem;
    font-weight: 700;
    color: #fff;
    display: inline-block;
}
.index_banner.mo .top b::after {
    position: absolute;
    content: '';
    width: .3rem; height: .3rem;
    background: #fff;
    border-radius: 50%;
    left: 50%; top: -7px;
    transform: translateX(-50%);
}
.index_banner.mo .top span {
    font-size: 2rem;
    font-weight: 700;
    color: #fff;
}
.index_top {
    background: #F9F8FE;
    padding: 20px;
    border-radius: 15px;
    margin-bottom: 30px;
}
.index_top .box_cont {
    font-size: 16px;
    color: #6A6387;
    line-height: 1.4;
}
.index_top .box_cont .point3 {
    color: #8C48E5;
    display: inline-block;
    font-size: 19px;
    font-weight: 700;
    padding-bottom: 10px;
}
.flex_cont {
    background: #FBFBFB;
    padding: 20px;
    border-radius: 15px;
    margin-bottom: 30px;
    display: flex;
    flex-direction: column;
    gap: 25px;
}
.flex_cont li {
    display: flex;
    align-items: center;
}
.flex_cont li .left {
    max-width: 15%;
    width: 100%;
    font-size: 17px;
    color: #4F3E86;
    font-weight: 700;
}
.flex_cont li .right {
    font-size: 16px;
    color: #6A6387;
    line-height: 1.4;
    max-width: 80%;
    width: 100%;
}
.btm_btns {
    background: #F1F3F5;
    padding: 80px 0 60px;
}
.btn_box {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 25px;
}
.btn_box li {
    width: calc(50% - 13px);
}
.btn_box li a {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: #fff;
    box-shadow: rgba(17, 17, 26, 0.05) 0px 1px 0px, rgba(17, 17, 26, 0.1) 0px 0px 8px;
    border-radius: 15px;
    padding: 25px 20px;
}
.btn_box li a span {
    font-size: 18px;
    color: #58488C;
    font-weight: 700;
}
.btn_box li a img {
    display: block;
    height: 60px;
    object-fit: contain;
}

/* sub */
.sub_banner {
    display: flex;
    justify-content: center;
    align-items: center;
    background: #8D4AE5;
    padding: 30px 0;
    gap: 15px;
}
.inner.sub {
    padding: 50px 15px 0;
}
.sub_banner img {
    display: block;
    height: 50px;
    object-fit: contain;
}
.sub_banner p {
    font-size: 20px;
    color: #fff;
    font-weight: 600;
}
.sub_box_cont {
    font-size: 16px;
    background: #F9F8FE;
    padding: 20px;
    border-radius: 15px;
    margin-bottom: 30px;
    line-height: 1.4;
    color: #665F84;
}
.sub_box_cont .point3 {
    color: #8C48E5;
    display: inline-block;
    font-size: 19px;
    font-weight: 700;
    padding-bottom: 10px;
}
.sub_box_cont .point2 {
    font-size: 17px;
    font-weight: 700;
    color: #665F84;
}
.sub_flex_group {
    background: #FBFBFB;
    padding: 20px;
    border-radius: 15px;
    margin-bottom: 40px;
    display: flex;
    flex-direction: column;
    gap: 25px;
}
.sub_flex_group .sub_flex {
    display: flex;
    align-items: center;
}
.sub_flex_tit {
    color: #8C48E5;
    display: inline-block;
    font-size: 19px;
    font-weight: 700;
    padding-bottom: 10px;
}
.sub_flex_tit .point3 {
    font-size: 16px;
    line-height: 1.4;
    color: #665F84;
    display: inline-block;
    padding-top: 10px;
    line-height: 1.4;
}
.sub_flex_group .sub_flex .left {
    max-width: 20%;
    width: 100%;
    font-size: 17px;
    color: #4F3E86;
    font-weight: 700;
    line-height: 1.3;
}
.sub_flex_group .sub_flex .right {
    font-size: 16px;
    color: #6A6387;
    line-height: 1.4;
    max-width: 80%;
    width: 100%;
}
.sub_box_tit {
    display: block;
    width: fit-content;
    font-size: 18px;
    font-weight: 600;
    background: #8D4AE5;
    color: #fff;
    padding: 12px 22px;
    border-radius: 12px;
    margin-bottom: 20px;
}
.sub_btn {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: #8D4AE5;
    padding: 30px 55px;
    border-radius: 15px;
    margin: 60px 0 80px;
}
.sub_btn > div {
    display: flex;
    align-items: center;
    gap: 12px;
}
.sub_btn .left img {
    display: block;
    height: 55px;
    object-fit: contain;
}
.sub_btn .left p {
    font-size: 20px;
    color: #fff;
    font-weight: 600;
}
.sub_btn .right span {
    font-size: 18px;
    color: #fff;
}
.sub_btn .right .arrow {
    display: block;
    width: 25px; height: 25px;
    background: url(../img/arrow.png) no-repeat center/contain;
}


@media screen and (max-width: 767px) {
    header {
        height: 6rem;
    }
    main {
        margin-top: 6rem;
    }
    .inner {
        padding: 0 1.5rem;
    }
    header .header_inner {
        justify-content: center;
        align-items: center;
    }
    header .header_inner a {
        height: 3.3rem;
    }
    header .menu_open {
        position: absolute;
        width: 2.2rem; height: 2.2rem;
        right: 1.5rem; top: 50%;
        transform: translateY(-50%);
    }
    nav {
        width: 75%;
    }
    nav .nav_box .top {
        max-width: 100%;
    }
    nav .nav_box .top .close_ico {
        width: 2rem; height: 2rem;
    }
    .nav_list li a {
        max-width: 100%;
    }
    .index_banner {
        display: none;
    }
    .index_banner.mo {
        display: flex;
    }
    .flex_cont li {
        flex-direction: column;
        align-items: flex-start;
    }
    .flex_cont li .left {
        max-width: 100%;
        line-height: 1.3;
        font-size: 1.6rem;
        margin-bottom: .6rem;
    }
    .flex_cont li .right {
        max-width: 100%;
    }
    .flex_cont {
        margin-bottom: 4rem;
    }
    .btm_btns {
        padding: 3rem 0;
    }
    .btn_box {
        gap: 1.3rem;
    }
    .btn_box li {
        width: calc(50% - .7rem);
    }
    .btn_box li a {
        flex-direction: column-reverse;
        gap: 1.5rem;
    }
    .btn_box li a img {
        height: 4rem;
    }
    .btn_box li a span {
        font-size: 1.7rem;
    }
    .sub_flex_group .sub_flex {
        flex-direction: column;
        align-items: flex-start;
    }
    .sub_flex_group .sub_flex .left {
        max-width: 100%;
        padding-bottom: .5rem;
    }
    .sub_flex_group .sub_flex .right {
        max-width: 100%;
    }
    .sub_box_cont .point3 {
        font-size: 1.8rem;
        line-height: 1.3;
    }
    .sub_btn {
        padding: 2rem;
    }
    .sub_btn .left img {
        height: 4rem;
    }
    .sub_btn .left p {
        font-size: 1.8rem;
    }
    .sub_btn .right span {
        font-size: 1.6rem;
    }
    .sub_btn > div {
        gap: .7rem;
    }
    .sub_btn .right .arrow {
        width: 2rem; height: 2rem;
    }
}