header#header-main{
    position:fixed;
    left:0;
    right:0;
    margin:auto;
    top:0;
    z-index:100;
    padding:0 20px;
}


/* header#header-main .shadow {
    display: none;
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;;
    opacity: 0.3;
    background-color: #000;    
} */

header#header-main.db:before {
    right: 0;
    bottom: 0;
}

header#header-main.opacity:before {
    opacity: 0.15;
}


header#header-main div.header-main_inner{
    display:flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1400px;
    margin:auto;
    position:relative;
    padding-top:48px;
}

header#header-main div.header-main_inner a#logo{
    text-indent: 100%;
    overflow: hidden;
    white-space: nowrap;
    background: no-repeat center / contain url("../images/common/logo.png");
    width:80px;
    aspect-ratio: 80/48;
    margin-top:auto;
}

header#header-main div.header-main_inner nav#nav-main ul.nav-main_list{
    display:flex;
    background-color: #fff;
    padding:22px 14px 22px 24px;
    box-shadow:0 10px 20px rgba(67,75,87,0.1);
    border-radius: 32px;

}

header#header-main div.header-main_inner nav#nav-main a, header#header-main div.header-main_inner nav#nav-main span{
    color:inherit;
    text-decoration: none;
    font-size: 0.875rem;
}

header#header-main div.header-main_inner nav#nav-main a.top-link, header#header-main div.header-main_inner nav#nav-main span.top-link{
    font-weight: 700;
    padding:12px;
    position: relative;
}

header#header-main div.header-main_inner nav#nav-main a.top-link:before , header#header-main div.header-main_inner nav#nav-main span.top-link:before{
    content: "";
    display: block;
    bottom: 4px;
    right: 12px;
    width: 0;
    height: 1px;
    background-color: #397BDF;
    position: absolute;
    transition: all .8s ease;
    opacity: 0.2;
}

/* header#header-main div.header-main_inner nav#nav-main a.top-link:hover::before {
    width: calc(100% - 24px);
    left: 12px;
    opacity: 1;
} */

header#header-main div.header-main_inner nav#nav-main a.nav-btn{
    color:#fff;
    font-weight: 700;
    padding:10px 28px;
    border-radius: 20px;
    margin-left:10px;
    font-size:0.75rem;
}

header#header-main div.header-main_inner nav#nav-main a.nav-btn.contact::before{
    content:"";
    width:18px;
    height:12px;
    background:no-repeat center / contain url("../images/common/icon-mail.svg");
    display: inline-block;
    margin-right:4px;
    margin-bottom:-1px;
}

header#header-main div.header-main_inner nav#nav-main ul.nav-main_list li.nav-main_li {
    position: relative;
}

header#header-main div.header-main_inner nav#nav-main ul.nav-main_list li.nav-main_li:before {
    content: "";
    display: block;
    position: fixed;
    top: 0;
    left: calc((-1) * (100vw - 1400px) / 2);
    /* left: 0; */
    width: calc(100vw + (100vw - 1400px) / 2);
    height: 100vh;
    background-color: #000;
    z-index: -10;
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}

header#header-main div.header-main_inner nav#nav-main ul.nav-main_list li.nav-main_li div.sub-menu{
    position:absolute;
    left:0;
    top: 0px;
    width:100%;
    box-sizing: border-box;
    transition: opacity 0.4s ease,padding 0.4s ease;
    opacity: 0;
}
header#header-main div.header-main_inner nav#nav-main ul.nav-main_list li.nav-main_li:hover{
    position: static;
}
/* header#header-main div.header-main_inner nav#nav-main ul.nav-main_list li.nav-main_li:before {
    content: "";
    display: block;
    position: fixed;
    top: 0;
    left: 0;
    opacity: 0;
    background-color: #000;
    transition: opacity 0.4s ease;
} */
header#header-main div.header-main_inner nav#nav-main ul.nav-main_list li.nav-main_li:hover:before {
    /* bottom: 0;
    right: 0;
    opacity: 0.3; */
    opacity: 0.1;
}
header#header-main div.header-main_inner nav#nav-main ul.nav-main_list li.nav-main_li:hover a.top-link::before, header#header-main div.header-main_inner nav#nav-main ul.nav-main_list li.nav-main_li:hover span.top-link::before {
    width: calc(100% - 24px);
    left: 12px;
    opacity: 1;
}
header#header-main div.header-main_inner nav#nav-main ul.nav-main_list li.nav-main_li:hover div.sub-menu {
    top: 90px;
    max-width: 1400px;
}
header#header-main div.header-main_inner nav#nav-main ul.nav-main_list li.nav-main_li div.sub-menu div.content-cover {
    justify-content: space-between;
    margin-top: 40px;
    width: 100%;
    height: 0;
    display: flex;
    background-color: #fff;
    width:100%;
    border-radius: 30px;
    box-sizing: border-box;
    box-shadow:0 10px 20px rgba(67,75,87,0.1);
    overflow: hidden;
}

header#header-main div.header-main_inner nav#nav-main ul.nav-main_list li.nav-main_li:hover > div.sub-menu {
    opacity: 1;
}

header#header-main div.header-main_inner nav#nav-main ul.nav-main_list li.nav-main_li:hover > div.sub-menu > div.content-cover {
    height: auto;
    padding:45px 70px;
    margin-top: 30px;
}

header#header-main div.header-main_inner nav#nav-main ul.nav-main_list div.sub-menu.active{
    display:flex;
    justify-content: space-between;
    align-items: center;
}

header#header-main div.header-main_inner nav#nav-main ul.nav-main_list div.sub-menu div.sub-menu_ttl{

}

header#header-main div.header-main_inner nav#nav-main ul.nav-main_list div.sub-menu div.sub-menu_ttl p.ttl-en{
    color:#397BDF;
    font-size:0.75rem;
    font-weight: 700;
}

header#header-main div.header-main_inner nav#nav-main ul.nav-main_list div.sub-menu div.sub-menu_ttl p.ttl-jp{
    font-size:1.0625rem;
    margin-top:8px;
    margin-bottom:15px;
}

header#header-main div.header-main_inner nav#nav-main ul.nav-main_list div.sub-menu a.btn-basic{
    font-weight: 400;
}

header#header-main div.header-main_inner nav#nav-main ul.nav-main_list div.sub-menu a.btn-basic::before{
    width:30px;
    margin-right:10px;
    transition: background 0.2s ease;
    background: no-repeat center / 12px url("../images/common/arrow-blue.svg"),
    no-repeat left 0 top 0 / 30px url("../images/common/circle-white.svg"),
    no-repeat center / 12px url("../images/common/arrow-white-right.svg"),
    no-repeat left 0 top 0 / 30px url("../images/common/circle-blue.svg");
}

header#header-main div.header-main_inner nav#nav-main ul.nav-main_list div.sub-menu a.btn-basic:hover::before {
    background: no-repeat center / 0px url("../images/common/arrow-blue.svg"),
    no-repeat left 15px top 15px / 0px url("../images/common/circle-white.svg"),
    no-repeat center / 12px url("../images/common/arrow-white-right.svg"),
    no-repeat left 0 top 0 / 30px url("../images/common/circle-blue.svg");
}

header#header-main div.header-main_inner nav#nav-main ul.nav-main_list div.sub-menu ul.sub-menu_list{
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-start;
    row-gap: 15px;
    max-width:859px;
    width:100%;
}

header#header-main div.header-main_inner nav#nav-main ul.nav-main_list div.sub-menu ul.sub-menu_list li{
    width:calc(100%/3);
}

header#header-main div.header-main_inner nav#nav-main ul.lang-switch{
    display:flex;
    background-color: #fff;
    border-bottom-left-radius: 10px;
    border-bottom-right-radius: 10px;
    padding:6px 12px;
    width:fit-content;
    position:absolute;
    top:0;
    right:0;
}

header#header-main div.header-main_inner nav#nav-main ul.lang-switch li{
    font-size: 0.875rem;
    padding:4px 8px;
    color:#9FB7D8;
}

header#header-main div.header-main_inner nav#nav-main ul.lang-switch li.active{
    color:#397BDF;
    font-weight: 700;
}

header#header-main div.header-main_inner nav#nav-main ul.lang-switch li:first-child{
    position:relative;
}

header#header-main div.header-main_inner nav#nav-main ul.lang-switch li:first-child::after{
    content:"";
    width:1px;
    height:60%;
    background-color: #397BDF;
    position:absolute;
    top:0;
    bottom:0;
    margin:auto;
    transform: translateX(7px);
}

header#header-main div.header-main_inner nav#nav-main ul.lang-switch li a{
    color:inherit;
    text-decoration: none;
}

header#header-main div.header-main_inner a.sp-contact{
    display:none;
}

header#header-main div.header-main_inner a#sp-menu{
    display:none;
}


@media (max-width: 1240px) {

    header#header-main div.header-main_inner nav#nav-main ul.nav-main_list li.nav-main_li:hover{
        position: static;
    }
    header#header-main div.header-main_inner nav#nav-main ul.nav-main_list.active {
        padding-right: 20px;
    }
    header#header-main div.header-main_inner nav#nav-main a.top-link ,header#header-main div.header-main_inner nav#nav-main span.top-link{
        height: 32px;
    }
    header#header-main div.header-main_inner nav#nav-main ul.nav-main_list div.sub-menu ul.sub-menu_list {
        display: block;
    }
    header#header-main div.header-main_inner nav#nav-main ul.nav-main_list div.sub-menu ul.sub-menu_list li {
        width: auto;
        padding: 8px;
    }
    header#header-main div.header-main_inner nav#nav-main ul.nav-main_list li.nav-main_li:hover:before {
        opacity: 0;
    }
    header#header-main div.header-main_inner nav#nav-main ul.nav-main_list li.nav-main_li:hover a.top-link::before {
        /* width: calc(100% - 24px);
        left: 12px;
        opacity: 1; */
    }
    header#header-main div.header-main_inner nav#nav-main ul.nav-main_list li.nav-main_li:hover > div.sub-menu {
        opacity: 1;
    }
    
    header#header-main div.header-main_inner nav#nav-main ul.nav-main_list li.nav-main_li > div.sub-menu > div.content-cover {
        height: auto;        
        padding: 20px;
    }
    header#header-main div.header-main_inner nav#nav-main ul.nav-main_list li.nav-main_li div.sub-menu {
        position: static;
        padding: 0;
        height: auto;
        overflow: hidden;
    }

    header#header-main div.header-main_inner nav#nav-main ul.nav-main_list li.nav-main_li:hover > div.sub-menu > div.content-cover {
        margin-top: 0;
        padding: 20px;
    }
    header#header-main div.header-main_inner nav#nav-main ul.nav-main_list li.nav-main_li > div.sub-menu {
        opacity: 1;
        display: none;
    }
    header#header-main div.header-main_inner nav#nav-main ul.nav-main_list li.nav-main_li div.sub-menu div.content-cover {
        margin-top: 0;
        border-radius: 0;
    }
}