/* ----------------------------------------------
    frame
------------------------------------------------*/
nav {
    position: fixed;
    top: 0;
    left: 0;
    padding: 0;
    z-index: 99;
    width: 100%;
    height: 60px;
    display: none;
    /*! background: #fff; */
}

nav .menu-top {
    margin: auto;
    max-width: 1280px;
    display: flex;
    flex-wrap: nowrap;
    /*! justify-content: end; */
}

@media screen and (max-width:768px) {
    nav {

    display: block;
}

    nav .menu-top {
        padding-right: 0rem;
        padding-left: 0rem;
        height: 60px;
        flex-direction: column;
        background: url(https://media.zlongame.com/media/news/jp/archeland/officesite/cbt/images/nav-bg.jpg) center top / cover no-repeat;
    }

}

.nav-hide{
    opacity:0;
    /*pointer-events: none;*/
    transition: all .8s ease;

}
nav:hover,.nav-show {
    opacity:1;
    transition: all .8s ease;
    /*pointer-events: auto;*/
}


/*-----------------------------------------------
    social-link
-----------------------------------------------*/

.social-link {
    position: absolute;
    z-index: 50;
    max-width: 120px;
    width: 100%;
    height: 40px;
    top: 35%;
    margin: auto;
    left: 7%;
    /*! background: url(https://media.zlongame.com/media/news/jp/archeland/officesite/cbt/images/social-link-bg.png) 0 0 no-repeat; */
}

.social-link ul {
    display: flex;
    max-width: 100%;
    margin-left: 0;
}

.social-link ul li {
    flex: 1;
    height: 100%;
    margin: 0 0%;
    background-color: #e8151582;
    text-indent: -300%;
    transition: all .3s ease;
    /*! opacity: 0.8; */
}
.social-link ul li:hover {
    flex: 1.3;
    opacity:1;

    transition: all .3s ease;
}
.social-link ul li a {
    display: block;
    height: 100%;
    text-align: center;
    line-height: 80px;
}
.social-link ul li:nth-child(1){    background: url(https://media.zlongame.com/media/news/jp/archeland/officesite/cbt/images/social-link.png) 0% 50% /540% no-repeat;}
.social-link ul li:nth-child(2){    background: url(https://media.zlongame.com/media/news/jp/archeland/officesite/cbt/images/social-link.png) 32% 50% /540% no-repeat;}
.social-link ul li:nth-child(3){    background: url(https://media.zlongame.com/media/news/jp/archeland/officesite/cbt/images/social-link.png) 64% 50% /540% no-repeat;}


@media screen and (max-width:768px)
{
.social-link {
    max-width: 90px;
    width: 100%;
    height: 40px;
    top: 25%;
    left: 6%;
}

}



/*-----------------------------------------------
    icon
-----------------------------------------------*/

.menu-icon {
    position: relative;
    z-index: 2;
    height: 100%;

}

.menu-icon a {
    display: flex;
}

.menu-icon a >  h1 {
    font-size: 1.25rem;
    display: flex;
    flex-direction: column;
    margin: 10px 0 0;
    padding: 0 0 0 3px;
    color: #fff;
}

.menu-icon a > h1 > span {
    margin: -3px 0 0 -5px;
    font-size: .75rem;
    color: #aad7d4;
    background: #17344a;
    text-align: center;
    border-radius: 9px;
    letter-spacing: 0.05rem;
    padding: 2px 9px 2px 10px;
    line-height: 0.95rem;
}

.menu-icon a img {
    width: 55px;
    margin: 13px 10px 10px 14px;
    height: 55px;
}


@media screen and (max-width: 768px) {
    .menu-icon {
        display: block;
        height: 60px;
        /*background: #fff;*/

    /*! background: url(https://media.zlongame.com/media/news/jp/archeland/officesite/cbt/images/nav-bg.jpg) center top / 100% no-repeat; */


        width: 60%;
    }


}


/*-----------------------------------------------
    list
-----------------------------------------------*/

.menu-list ul {
    display: flex;
}


.menu-list ul li {
    width: 100%;
    max-width: 160px;
}

.menu-list ul li a {
    padding: 0 10px;
    height: 4rem;
    line-height: 4rem;
    color: #000;
    font-size: 1rem;
    text-align: center;
    letter-spacing: .03rem;
}


.menu-list ul>li>a:hover {
    color: #dc3545;
}

@media screen and (max-width:768px) {
    .menu-list {
        position: absolute;
        top: -100vh;
        left: 0;
        z-index: 1;
        width: 100%;
        height: 100vh;
        background: #111;

    }

    .menu-list ul {
        z-index: 1;
        width: 100%;
        height: 100vh;
        flex-direction: column;
        align-items: center;
        justify-content: center;
    }

    .menu-list ul li a {
        color: #fff;
        border-top: 1px solid #2b2a2a;
    }

    .menu-list ul li:nth-child(1) a {
        border-top: 0px solid #555;
    }

    .menu-list ul li a:hover {
        width: 100%;
        color: #dc3545;

        text-align: center;
    }

    /*! open & close */
    .menu-list-open {
        top: 0;
        transition: all .5s ease;
    }

    .menu-list-close {
        top: -100vh;
        transition: all .8s ease;
    }


}





/*-----------------------------------------------
    menu-btn
-----------------------------------------------*/
.menu-btn {
    display: none;
}

@media screen and (max-width:768px) {
    .menu-btn {
        display: flex;
        position: absolute;
        top: 12px;
        right: 10px;
        z-index: 99;
        width: 40px;
        height: 40px;
        cursor: pointer;
        border: 0;
        transition: all .5s ease-in-out;
        background: transparent;
        align-items: center;
        justify-content: center;
    }

    .menu-btn_burger {
        position: relative;
        width: 25px;
        height: 3px;
        border-radius: 5px;
        transition: all .5s ease-in-out;
        background: #000;
        box-shadow: 0 2px 5px rgba(255, 101, 47, .2);
    }

    .menu-btn_burger::before,
    .menu-btn_burger::after {
        position: absolute;
        left: 0;
        width: 25px;
        height: 3px;
        border-radius: 5px;
        content: '';
        transition: all .5s ease-in-out;
        background: #000;
        box-shadow: 0 2px 5px rgba(255, 101, 47, .2);
    }

    .menu-btn_burger::before {
        transform: translateY(-9px);
    }

    .menu-btn_burger::after {
        transform: translateY(9px);
    }

    /* ANIMATION */
    .menu-btn.open .menu-btn_burger {
        transform: translateX(-20px);
        background: transparent;
        box-shadow: none;
    }

    .menu-btn.open .menu-btn_burger::before {
        transform: rotate(45deg) translate(15px, -15px);
    }

    .menu-btn.open .menu-btn_burger::after {
        transform: rotate(-45deg) translate(15px, 15px);
    }
}