@charset "utf-8";

/* main common */
.main .ttl_box {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 30px;
} 
.main .ttl_box h2 {
    font-size: 2.4rem;
    font-weight: 700;
}
.main .ttl_box h4 {
    font-size: 1.6rem;
    font-weight: 700;
    line-height: 1.5;
}
.main .tab_box {
    display: flex;
    align-items: center;
}
.main .tab_box .tab_btn {
    font-size: 2.4rem;
    font-weight: 700;
    color:var(--text-variant-color100);
}
.main .tab_box .tab_btn.active {
    color:var(--text-main-color);
}
.main .tab_box .tab_btn:not(:last-child) {
    position: relative;
    margin-right: 45px;
}
.main .tab_box .tab_btn:not(:last-child):after {
    content:'';
    display:block;
    position:absolute;
    top:50%;
    right:-24px;
    transform: translateY(-50%);
    width:4px;
    height:4px;
    background-color:var(--text-variant-color000);
}
.main .more_box .more_btn {
    display: none;
    position:relative;
    width:24px;
    height:24px;
    font-size: 0;
}
.main .more_box .more_btn.active {
    display: block;
}
.main .more_box .more_btn:before {
    content:'';
    display:block;
    position: absolute;
    top:50%;
    left: 50%;
    transform: translate(-50%,-50%);
    width:100%;
    height:2px;
    background-color:var(--black-basic-color);
}
.main .more_box .more_btn:after {
    content:'';
    display:block;
    position: absolute;
    top:50%;
    left: 50%;
    transform: translate(-50%,-50%);
    width:2px;
    height:100%;
    background-color:var(--black-basic-color);
}

/* m_main */
.m_visual {
    position:relative;
}
.m_visual .slide_option_box {
    position:absolute;
    top:50%;
    left:50%;
    transform: translate(-50%,-50%);
    width:100%;
    max-width:1480px;
    z-index:10;
}
.m_visual .slide_option_box .slide_button_prev {
    position:absolute;
    left:15px;
}
.m_visual .slide_option_box .slide_button_next {
    position:absolute;
    right:15px;
}
.m_rep .menu_box {
    position:relative;
    margin-top: -65px;
    border-radius: 10px;
    background-color: var(--white-basic-color);
    box-shadow: 0px 0px 14.72px 1.28px rgba(16, 18, 90, 0.12);
    z-index: 11;
}
.m_rep ul {
    display: flex;
    align-items: center;
}
.m_rep li {
    position:relative;
    width:calc(100%/6);
    padding: 25px 0;
}
.m_rep li a {
    display:flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
}
.m_rep .img_box {
    position:relative;
}
.m_rep li p {
    position:relative;
    font-size: 1.6rem;
    line-height: 1.5;
    white-space: nowrap;
}
.m_rep li p:after {
    content:'';
    display:block;
    position:absolute;
    bottom:0;
    left:50%;
    transform: translateX(-50%);
    width:0;
    height:1px;
    background-color:var(--text-main-color);
    transition: .5s;
}
.m_rep li:hover p {
    font-weight: 700;
    color:var(--primary-color);
}
.m_rep li:hover p:after {
    width:100%;
}

/* m_board */
.m_board {
    margin: 105px 0 120px;
    overflow: hidden;
}
.m_board .inner {
    position:relative;
    padding: 76px 0 66px;
}
.m_board .board_bg {
    position: absolute;
    top: 0;
    left: calc(0px - ((100vw - 100%) / 2));
    width: calc((100vw - 100%) / 2 + 28.37%);
    height: 100%;
    background: linear-gradient(250deg, rgba(15,48,139,1) 0%, rgba(34,123,207,1) 100%);
    z-index: -5;
}
.m_board .board_bg:after {
    content:'';
    display:block;
    position: absolute;
    bottom:7px;
    right:27px;
    width:262px;
    height:114px;
    background: url('../images/main/board_eng_bg.png') no-repeat center;
}
.m_board .board_slide_wrap {
    position: absolute;
    top: 50%;
    right: calc(0px - ((100vw - 100%) / 2));
    transform: translateY(-50%);
    width: calc((100vw - 100%) / 2 + 75.68%);
}
.m_board .board_slide_wrap .slide_box {
    display: none;
}
.m_board .board_slide_wrap .slide_box.active {
    display: block;
}
.m_board .board_ttl_box {
    width:24.32%;
}
.m_board .board_ttl_box .txt_box {
    margin-bottom: 50px;
}
.m_board .board_ttl_box .txt_box h3 {
    font-size: 3.8rem;
    color:var(--white-basic-color);
}
.m_board .board_ttl_box .txt_box p {
    margin-top: 35px;
    font-size: 1.8rem;
    font-weight: 500;
    color:var(--white-basic-color);   
    line-height: 1.5;
}
.m_board .board_category {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    margin-bottom: 55px;
}
.m_board .board_category .category_btn {
    padding: 0 19px;
    margin: 6px 20px 6px 0;
    font-size: 1.6rem;
    font-weight: 500;
    color:var(--white-basic-color);
    line-height: 32px;
    border: 1px solid var(--white-basic-color);
    border-radius: 17px;
}
.m_board .board_category .category_btn.active {
    font-weight: 700;
    color:var(--primary-color);
    background-color: var(--white-basic-color);
}
.m_board .board_btn_box .board_btn {
    width:40px;
    height:40px;
    font-size: 0;
    background: url('../images/common/btn_circle_40x40.png') no-repeat center;
}
.m_board .board_btn_box .board_btn.prev_btn {
    margin-right: 22px;
}
.m_board .board_btn_box .board_btn.next_btn {
    transform: rotate(180deg);
}
.m_board .board_slide {
    display:none;
    overflow: hidden;
}
.m_board .board_slide.active {
    display: block;
}
.m_board .board_slide .boardSwiper {
    width:1172px;
    margin:0;
    overflow: visible;
}
.m_board .board_slide .swiper-wrapper {
    margin: 0 -18px;
    padding: 18px;
}
.m_board .board_slide .swiper-slide {
    padding: 60px 30px 50px;
    box-shadow: 0px 0px 14.72px 1.28px rgba(16, 18, 90, 0.12);
    background-color: var(--white-basic-color);
}
.m_board .board_slide .board_name {
    font-size: 2.8rem;
    font-weight: 700;
    line-height: 1.5;
    display:-webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
    text-overflow: ellipsis;
}
.m_board .board_slide .board_cont {
    margin: 50px 0 65px;
}
.m_board .board_slide .board_cont dl {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 3px 0;
}
.m_board .board_slide .board_cont dt {
    font-size: 1.4rem;
    color:var(--text-variant-color150);
    line-height: 1.5;
}
.m_board .board_slide .board_cont dd {
    font-size: 1.4rem;
    color:var(--text-variant-color150);
    line-height: 1.5;
}
.m_board .board_slide .more_btn_box {
    display: flex;
    justify-content: flex-end;
}
.m_board .board_slide .more_btn {
    position: relative;
    padding-right: 23px;
    font-size: 1.4rem;
    font-weight: 700;
}
.m_board .board_slide .more_btn:before {
    content:'';
    display:block;
    position: absolute;
    top: 7px;
    right: 0;
    width:13px;
    height:1px;
    background-color: var(--text-main-color);
}
.m_board .board_slide .more_btn:after {
    content:'';
    display:block;
    position: absolute;
    top: 1px;
    right: 6px;
    width:1px;
    height:13px;
    background-color: var(--text-main-color);
}

/* .m_inst */
.m_inst {
    margin-top: 60px;
    padding:35px 0;
    border-top: 1px solid var(--text-variant-color050);
}
.m_inst .inner {
    display: flex;
    align-items: center;
}
.m_inst .ttl_box {
    flex:0 0 auto;
    margin-right:46px;
    margin-bottom: 0;
}
.m_inst .inst_group {
    position:relative;
    width:100%;
    min-width:0;
}
.m_inst .instSwiper  {
    margin:0 82px;
}
.m_inst .instSwiper a {
    display:block;
    text-align: center;
}


/* responsive */

@media screen and (max-width:1480px) {

}

@media screen and (max-width:1300px) {

    /* m_main */
    .m_rep .img_box {
        border-radius: 10px;
    }
    .m_rep .center_link_box {
        top:calc(100% - 27px);
        width:80%;
        height:70px;
    }
    .m_rep .center_link_box a {
        padding:0 20px;
    }
    .m_rep .center_link_box .link_ttl p {
        font-size: 2rem;
    }
    .m_rep .center_link_box .link_btn {
        font-size: 1.5rem;
    }


}

@media screen and (max-width:1024px) {

    /* common */
    .main .ttl_box {
        margin-bottom:25px;
    }
    .main .tab_box .tab_btn {
        font-size: 2rem;
    }
    .main .tab_box .tab_btn:not(:last-child) {
        margin-right: 31px;
    }
    .main .tab_box .tab_btn:not(:last-child):after {
        right:-17px;
        width:3px;
        height:3px;
    }
    .main .more_box .more_btn {
        width:20px;
        height:20px;
    }
    .main .more_box .more_btn:before {
        height:1.5px;
    }
    .main .more_box .more_btn:after {
        width:1.5px;
    }

    /* m_main */
    .m_visual {
        width:100%;
        z-index:5;
    }
    .m_visual .swiper-slide img {
        width:100%;
    }
    .m_visual .slide_option_box .slide_button_prev,
    .m_visual .slide_option_box .slide_button_next {
        width:20px;
    }
    .m_rep {
        width:100%;
        padding:35px 0;
    }
    .m_rep .menu_box {
        width:100%;
        margin-top: 0;
    }
    .m_rep .img_box {
        max-width:44px;
        margin-bottom: 14px;
    }
    .m_rep ul {
        flex-wrap: wrap;
        padding:5px 0;
    }
    .m_rep li {
        width:33.33%;
        padding:12px 0;
    }
    .m_rep .center_link_box {
        width:calc(100% - 10px);
        height:66px;
        top:100%;
        left:0;
        right:inherit;
    }
    .m_rep .center_link_box .link_ttl .ico {
        width:36px;
    }
    .m_rep .center_link_box .link_ttl p {
        font-size: 1.6rem;
        margin-left: 3px;
    }
    .m_rep .center_link_box .link_btn {
        padding-right: 15px;
        font-size: 1.4rem;
        background-size: 5px;
    }

    /* m_inform */
    .m_inform {
        padding:55px 0 45px;
    }
    .m_inform .inner {
        flex-direction: column;
    }

    /* m_board */
    .m_board {
        margin: 0 0 70px;
    }
    .m_board .inner {
        padding:0;
    }
    .m_board .board_ttl_box {
        width: calc(100% + 30px);
        height: auto;
        padding: 50px 15px;
        margin-left: -15px;
        background: linear-gradient(250deg, rgba(15,48,139,1) 0%, rgba(34,123,207,1) 100%);
    }
    .m_board .board_ttl_box:after {
        content: '';
        display: block;
        position: absolute;
        bottom: 7px;
        right: 27px;
        width: 262px;
        height: 114px;
        background: url(../images/main/board_eng_bg.png) no-repeat center;
    }
    .m_board .board_ttl_box .txt_box {
        margin-bottom: 30px;
    }
    .m_board .board_ttl_box .txt_box h3 {
        font-size: 3rem;
    }
    .m_board .board_ttl_box .txt_box p {
        margin-top: 20px;
        font-size: 1.6rem;
    }
    .m_board .board_category {
        margin-bottom: 25px;
    }
    .m_board .board_category .category_btn {
        padding: 0 15px;
        margin: 6px 15px 6px 0;
        font-size: 1.4rem;
        line-height: 28px;
    }
    .m_board .board_bg {
        display: none;
    }
    .m_board .board_slide_wrap {
        position: relative;
        top: inherit;
        right: inherit;
        width: 100%;
        transform: inherit;
        margin-top:-40px;
    }
    .m_board .board_slide {
        overflow: visible;
    }
    .m_board .board_slide .boardSwiper {
        width:100%;
    }
    .m_board .board_slide .swiper-slide {
        padding:35px 15px;
    }
    .m_board .board_slide .board_name {
        font-size: 1.8rem;
    }
    .m_board .board_slide .board_cont {
        margin: 30px 0 45px;
    }
    .m_board .board_slide .board_cont dl {
        align-items: flex-start;
        flex-direction: column;
        padding: 5px 0;
    }
    
    /* m_inst */
    .m_inst {
        margin-top: 20px;
        padding:30px 0;
    }
    .m_inst .inner {
        flex-direction: column;
    }
    .m_inst .ttl_box {
        margin-right: 0;
    }
    .m_inst .ttl_box br {
        display: none;
    }
    .m_inst .instSwiper {
        margin: 0 40px;
    }
    .m_inst .instSwiper a img {
        display: block;
        max-width:160px;
        margin: 0 auto;
    }


}