@charset "UTF-8";
/*===================
fade
=====================*/
.fade .animation-bg {
    background: #030303;
    content: "";
    position: fixed;
    z-index: 999;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    animation-name: PageAnime-fade;
    animation-duration: 0.5s;
    animation-delay: 0.6s;
    animation-timing-function: ease-in-out;
    animation-fill-mode: forwards;
    pointer-events: none;
}

@keyframes PageAnime-fade {
  0% {
    opacity: 1;
  }
  100% {
    opacity: 0;
    display: none;
  }
}

/*===================
header
=====================*/
.header {
    position: fixed;
    width: 100%;
    top: 0;
    left: 0;
    z-index: 100;
}

.header {
    padding: 31px 4.5%;
    background-color: #030303;
}

.header__logo,
.nav__logo {
    width: 78px;
    height: 42.443px;
}

.header__logo {
    top: 10px;
}

/* .nav初期表示 */
.nav {
    background: #030303;
    width: 100%;
    height: 100vh;
    padding: 10px 4.5%;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 100;
    transform: translateX(-100%);
    transition: transform 0.4s;
}

.nav__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav__btn {
    width: 30px;
    height: 30px;
}

.nav__list{
    margin-top: 71.65px;
}

.nav__item {
    margin-top: 52px;
    color: #FFF;
    text-align: center;
    font-family: Oswald;
    font-size: 2rem;
    font-weight: 700;
}

.nav.active {
    transform: translateX(0);
}

.header__btn {
    display: block;
    width: 25px;
    height: 17px;
    cursor: pointer;
    position: absolute;
    top: 23px;
    right: 5.2%;
}

/* header　pc */
@media screen and (min-width: 769px) {
    .header {
        padding: 0 1.9%;
        height: 85px;
        background-color: #030303;
        display: flex;
        justify-content: flex-end;
        align-items: center;
    }
    
    .header__logo {
        width: 120px;
        margin-left: 0.9%;
        top: 10px;
    }
    
    .nav {
        background: transparent;
        width: auto;
        height: auto;
        padding: 0;
        position: static;
        transform: none;
    }

    .nav__header {
        display: none;
    }
    
    .nav__btn {
        display: none;
    }
    
    .nav__list{
        margin-top: 0;
        display: flex;
        align-items: center;
    }
    
    .nav__item {
        margin-top: 0;
        font-size: 1.6rem;
        font-weight: 400;
        margin-left: 70px;
    }
    
    .header__btn {
        display: none;
    } 
}/* pc 769px */

/*===================
about
=====================*/
.topic {
    color: #F00;
    font-family: Oswald;
    font-size: 2rem;
    font-weight: 700;
    text-align: center;
    margin-top: 134px;
}

/* topic　pc */
@media screen and (min-width: 769px) {
    .topic {
        font-size: 3rem;
        margin-top: 230px;
    }
}/* pc 769px */

.about__item1, .about__item2, .about__item3, .about__item4, .about__item5, .about__item6 {
    opacity: 0;
    transition: all 2s; 
}

.fadeIn {
    opacity: 1;
}

.about__img1, .about__img2, .about__img3, .about__img4, .about__img5, .about__img6 {
    margin-top: 30px;
}

.about__content1, .about__content2, .about__content3, .about__content4, .about__content5, .about__content6 {
    margin: 20px 5.3% 0;
}

.about__ja1, .about__ja2, .about__ja3, .about__ja4, .about__ja5, .about__ja6 {
    font-size: 1.4rem;
    line-height: 1.8;
}

.about__en1, .about__en2, .about__en3, .about__en4, .about__en5, .about__en6 {
    font-family: "EB Garamond";
    font-size: 1.7rem;
    font-weight: 400;
    line-height: 1.3;
    margin-top: 10px;
}

.online__btn {
    color: #FFF;
    font-family: Oswald;
    font-size: 1.4rem;
    font-weight: 700;
    color: #FFF;
    text-align: center;
    background-color: #030303;
    transition: 0.4s;
    padding: 14px 55px 14px 40px;
    position: relative;
    display: inline-block;
    margin-top: 50px;
}

.online__btn::after {
    position: absolute;
    content: '';
    display: inline-block;
    width: 16px;
    height: 16px;
    background-image: url(../images/icon_arrow.png);
    background-size: contain;
    background-position: center;
    background-repeat: no-repeat;
    top: 50%;
    transform: translateY(-50%);
    margin-left: 15px;
}

.btn {
    text-align: center;
}

.online__btn:hover {
    opacity: 0.5;
}

/* about　pc */
@media screen and (min-width: 769px) {
    .about__img1, .about__img2, .about__img3, .about__img4, .about__img5, .about__img6 {
        margin: 90px 9.9% 0;
        text-align: center;
    }
    
    .about__content1, .about__content2, .about__content3, .about__content4, .about__content5, .about__content6 {
        margin: 30px 20% 0;
        position: relative;
    }

    .about__ja1, .about__ja2, .about__ja3, .about__ja4, .about__ja5, .about__ja6 {
        font-size: 1.6rem;
        line-height: 1.8;
    }

    .about__en1, .about__en2, .about__en3, .about__en4, .about__en5, .about__en6 {
        font-family: "EB Garamond";
        font-size: 1.9rem;
        font-weight: 400;
        line-height: 1.3;
        margin-top: 20px;
    }

    .online__btn {
        color: #FFF;
        font-size: 1.8rem;
        padding: 16px 77px 16px 63px;
        margin-top: 100px;
    }
    
    .online__btn::after {
        width: 18px;
        height: 18px;
        top: 50%;
        transform: translateY(-50%);
        margin-left: 19px;
    }
}/* pc 769px */

/*================
scroll top
=================*/
.button {
    display: inline-block;
    padding: 10px 4.8px 13px;
    border-radius: 50%;
    border: 0.5px solid #030303;
    color: #030303;
    font-size: 0.8rem;
    transform: scale(2, 1);

    position: fixed;
    bottom: 7.3%;
    right: 3.5%;

    opacity: 0;
    visibility: hidden;
}

.active{
    opacity: 1;
    visibility: visible;
}

@media screen and (min-width: 769px) {
    .button {
        display: inline-block;
        padding: 13px 6.3px 17px;
        border-radius: 50%;
        border: 0.9px solid #030303;
        color: #030303;
        font-size: 0.9rem;
        transform: scale(2, 1);

        position: fixed;
        bottom: 9%;
        right: 1.8%;
    }
}/* pc 769px */

/*===================
footer
=====================*/
.footer {
    padding: 15px 0 10px;
    margin-top: 100px;
    background-color: #030303;
}

.policy__item {
    color: #FFF;
    font-family: "Noto Sans JP";
    font-size: 0.5rem;
    font-weight: 300;
    text-decoration-line: underline;
    text-align: center;
}

.copy {
    margin-top: 0px;
}

/* about　pc */
@media screen and (min-width: 769px) {
    .footer {
        padding: 20px 3.3% 15px;
        margin-top: 172px;
    }

    .policy {
        padding: 0;
    }

    .policy__item {
        font-size: 0.8rem;
        font-weight: 300;
        text-decoration-line: underline;
        padding-left: 0;
    }

    .copy {
        margin-top: 4px;
    }
}/* pc 769px */