@charset "UTF-8";
/*相対サイズ記述*/
*,
*:before,
*:after {
    -webkit-box-sizing: inherit;
    box-sizing: inherit;
}
html{
    font-size:62.5%;
    -webkit-text-size-adjust: 100%;
    -webkit-tap-highlight-color: transparent;
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
}
.only-pc{
    display: block !important;
}
.only-sp{
    display: none !important;
}
.body__inner{
    letter-spacing: .1em;
    overflow-x: hidden!important;
}
h1{
    margin:0;
    color: #fff;
}
a{
    transition: .3s;
    text-decoration: none;
}
a:hover{
    opacity: .8;
}
ol,ul{
    padding: 0;
    list-style: none;
}
p,li,a{
    font-size: max(12px,1.6rem);
    color: #fff;
    /* letter-spacing:  .3em; */
    line-height: 2.15em;
}
p{
    margin: 0 0 2rem;
}
a,img{
    display: block;
    width: 100%;
}
@media screen and (max-width:750px){
    /*750px以下に適用（スマホ）*/
    html{
        font-size: 1.65vw;
    }
    .only-sp{
    display: none !important;
}
    .only-sp{
    display: block !important;
}
    a:hover{
    opacity: 1!important;
}
    p,li,a{
    font-size: max(14px,1.6rem);
    letter-spacing:  .2em;
    line-height: 2em;
}
}
@media screen and (max-width:380px){
    /*380px以下に適用（スマホ）*/
    br.br__none--380{
        display: none;
    }
}
/*--------------------
ボタン
--------------------*/
.btn,
a.btn,
button.btn {
    display: block;
    margin: 0 auto;
    font-size: max(16px,1.6rem);
    font-weight: 700;
    line-height: 1.5;
    position: relative;
    padding: 1rem 4rem;
    cursor: pointer;
    user-select: none;
    transition: all 0.3s;
    text-align: center;
    vertical-align: middle;
    text-decoration: none;
    letter-spacing: 0.1em;
    color: #212529;
    border-radius: 0.5rem;;
}
a.btn-flat,
button.btn-flat {
    overflow: hidden;
    padding: 1.5rem 6rem;
    color: #0c2c4c;
    border-radius: 0;
    background: #fff;
}
a.btn-flat span,
button.btn-flat span {
    position: relative;
}

@media screen and (min-width:750px){
    /*750px以上に適用（タブレット）*/
    a.btn-flat:before,
    button.btn-flat:before {
    position: absolute;
    top:0;
    left: 50px;
    width: 150%;
    height: 750%;
    content: "";
    -webkit-transition: all 0.5s ease-in-out;
    transition: all 0.5s ease-in-out;
    -webkit-transform: translateX(-98%) translateY(-25%) rotate(45deg);
    transform: translateX(-98%) translateY(-25%) rotate(45deg);
    background: #fa9817;
}
    a.btn-flat:hover:before,
    button.btn-flat:hover:before {
    -webkit-transform: translateX(-9%) translateY(-25%) rotate(45deg);
    transform: translateX(-9%) translateY(-25%) rotate(45deg);
}
    a.btn-flat:hover,
    button.btn-flat:hover {
    color: #fff;
}
}
@media screen and (max-width:750px){
    /*750px以下に適用（タブレット）*/
    a.btn-flat,
    button.btn-flat {
    background: #fa9817;
    }
    a.btn-flat span,
    button.btn-flat span {
    color: #fff;
    }
}
/*--------------------
ヘッダー
--------------------*/
#header{
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 0;
    z-index:10;
    transition: .3s;
    background-color: #0c2c4c;
    display: flex;
    justify-content: center;
}
#header h1{
    max-width:400px;
    width:77%;
    margin: 0 0 4rem;
}
#header .header__flex{
    display: flex;
    align-items: center;
    position: fixed;
    width: 100%;
    background-color: rgba(12,44,76,.8);
    height: 120%;
    z-index: 8;
    top: 0;
    left: 0;
    visibility: hidden;
    opacity: 0;
    transition: .3s;
    flex-direction: column;
    justify-content: flex-start;
}
#header.active .header__flex{
    opacity: 1;
    visibility: visible;
}
#header.active.fixed{
    mix-blend-mode: normal;
}
#header .header__nav{
    position: fixed;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: 10px 2%;
    z-index: 10;
    background-color: #0c2c4c;
}
#header ul{
    flex-direction: column;
    margin: 0 auto;
    width: 100%;
}
#header ul li{
    color: #fff;
    padding: 1.5rem 0;
    margin: 0;
}
#header ul li a{
    font-size: max(16px,2rem);
    }
#header ul{
    display: flex;
    align-items: center;
    justify-content: flex-end;
}
#header .header__logo{
    width: 300px;
    }
#hambur div span,
#hambur div::before,
#hambur div::after{
    display: block;
    background-color: #fff;
    width: 40px;
    height: 2px;
    position: absolute;
    transition: .5s;
}
#header.active #hambur div span{
    opacity: 0;
}
#header.active #hambur div::before{
    top: 50%;
    transform: translate(-50%) rotate(35deg);
}
#header.active #hambur div::after{
    top: 50%;
    transform: translate(-50%) rotate(-35deg);
}
#hambur{
    position: fixed;
    top: 30px;
    right: 2%;
    cursor: pointer;
    width: 60px;
    height: 60px;
    z-index: 10;
}
#hambur div{
    position: relative;
    width:100%;
    height:100%;
}
#hambur div span,
#hambur div::before,
#hambur div::after{
    display: block;
    width: 40px;
    height: 2px;
    position: absolute;
    transition: .5s;
}
#header.active #hambur div span,
#header.active #hambur div::before,
#header.active #hambur div::after{
    background-color: #fff;
}
#header.fixed #hambur div span,
#header.fixed #hambur div::before,
#header.fixed #hambur div::after{
    background-color: #fff;
}
#hambur div span{
    top: 50%;
    left: 50%;
    transform:  translate(-50%);
}
#hambur div::before{
    content: "";
    top: 25%;
    left: 50%;
    transform:  translate(-50%);
}
#hambur div::after{
    content: "";
    top: 75%;
    left: 50%;
    transform:  translate(-50%);
}
#header.active #hambur div span{
    opacity: 0;
}
#header.active #hambur div::before{
    top: 50%;
    transform: translate(-50%) rotate(35deg);
}
#header.active #hambur div::after{
    top: 50%;
    transform: translate(-50%) rotate(-35deg);
}
@media screen and (min-width:750px){
    /*750px以上に適用（タブレット）*/
    #header.fixed{
        padding: 2rem 4%;
        background-color:  rgba(255,255,255,.8);
        box-shadow: 0 0 30px rgba(0,0,0,.1);
        backdrop-filter: blur(3px);
    }
    #header .btn:hover{
        border: 1px solid #fff;
        color: #495661;
    }
    #header .btn::before{
        background-color: #495661;
    }
    #header.fixed .btn:hover{
        border: 1px solid #fff;
        color: #fff;
    }
    #header.fixed .btn::before{
        background-color: #495661;
    }
}
@media screen and (max-width:1100px){
    /*1100px以下に適用*/
    #header{
        /* padding: 3rem 2%; */
    }
    #header.fixed{
        padding: 2rem 2%;
    }
    #header ul li:last-child{
        margin: 0;
    }
}
@media screen and (max-width:400px){
    /*400px以下に適用*/
    #hambur{
        top: 2rem;
    }
    #header .header__logo{
        top: 20px;
        width: 40rem;
    }
}
/*アニメーション滑らかに*/
.animation{
    will-change: transform;
    transform: translate3d(0,0,0);
    backface-visibility: hidden;
}
/*--------------------
背景設定
--------------------*/
body{
    margin: 0;
    font-family: 'Arial',sans-serif;
    transition: .7s;
}
.section{
    text-align: center;
    font-size: 2em;
    color: #000;
}
#starry_sky {
    width: 100%;
    height: 100%;
    position: relative;
}
.star {
    background-color: #fff;
    position: absolute;
    border-radius: 50%;
    animation-name: twinkle;
    animation-iteration-count: infinite;
}
@keyframes twinkle {
    50% {
        transform: scale(0.2);
    }
}
.background{
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    opacity: 0.8;
    transition: opacity 1s ease;
    background-size: cover;
    background-image: url(../images/mv_bg_01.jpg);
}
.article{
    max-width: 450px;
    width: auto;
    margin: 0 auto;
    position: relative;
    background-image: linear-gradient(to bottom,#0c2c4c,#0d062b,transparent,#27bcf3,#0c2c4c);
    padding: 16rem 2rem 0 2rem;
}
.article h2{
    font-size: max(18px,3.2rem);
    font-weight: normal;
    letter-spacing: .2em;
    text-align: center;
    line-height: 1.2em;
    color: #fff;
    padding: 2rem 0 0;
    margin-left: calc(((100vw - 100%) / 2) * -1);
    margin-right: calc(((100vw - 100%) / 2) * -1);
    margin-bottom: 2rem;
    position: relative;
    display: block;
}
.article h2:before {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    display: block;
    width: 60px;
    height: 5px;
    -webkit-transform: translateX(-50%);
    transform: translateX(-50%);
    background-color: #fff;
}
.article h2 small{
    font-size: max(16px,1.8rem);
    letter-spacing: .5em;
    margin: 0;
    font-weight: normal;
    display: block;
}
.mv__inner{
    padding: 2rem;
}
@media screen and (max-width:768px){
    /*768px以下に適用*/
    .article{
    max-width: none;
    width: 100%;
    }
}
/*--------------------
MV
--------------------*/
.mv__img{
    max-width: 350px;
    width: 100%;
    margin: 0 auto;
}
/*--------------------
ビデオ
--------------------*/
.mv__answer{
    display: block;
    margin: 0 auto;
    max-width: 300px;
    width: 100%;
}
.video__size{
    display: block;
    margin: 0 auto;
}
.btn.mv__btn{
    margin: 5rem auto 0;
    max-width: 350px;
    width: 100%;
    border: none;
}
.is-not-active,
.mv__img__answer{
    animation: fade-in 3s;
    animation-fill-mode: forwards;
}
@keyframes fade-in{
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}
.is-not-active{
    display: none;
}
/*--------------------
モーダルウィンドウ
--------------------*/
/*モーダル開く*/
.modal-open{
    position: relative;
    font-size: max(16px,1.8rem);
    font-weight: bold;
    max-width: 350px;
    width: 100%;
    color: #fff;
    background: #257815;
    border: none;
    cursor: pointer;
    display: block;
    margin: 0 auto;
}
/*モーダルと背景*/
.modal{
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    text-align: center;
    background: rgba(0,0,0,50%);
    padding: 40px 20px;
    overflow: auto;
    opacity: 0;
    visibility: hidden;
    transition:  .3s;
    box-sizing: border-box;
    z-index: 100;
}
/*モーダルの疑似要素*/
.modal::before{
    content: "";
    display: inline-block;
    vertical-align: middle;
    height: 100%;
    margin-left: -0.2em;
}
/*クラスが追加された時*/
.modal.is-active{
    opacity: 1;
    visibility: visible;
}
/*モーダル内側*/
.modal-container{
    position: relative;
    display: inline-block;
    vertical-align: middle;
    max-width: 450px;
    width: 100%;
}
/*モーダルを閉じるボタン*/
.modal-close{
    position: absolute;
    display: flex;
    align-items: center;
    justify-content: center;
    top: -20px;
    right: -20px;
    width: 40px;
    height: 40px;
    color: #0c2c4c;
    background: #fff;
    border-radius: 50%;
    cursor: pointer;
    font-size: max(16px,1.6rem);
}
/*モーダルコンテンツ部分*/
.modal-content{
    background: #0c2c4c;
    text-align: left;
    line-height: 1.8;
    padding: 4rem;
}
@media screen and (max-width:500px){
    /*500px以下に適用*/
    .modal-container{
    max-width: 350px;
}
.modal{
    height: 100%;
}
}
@media screen and (max-width:400px){
    /*500px以下に適用*/
    .modal-container{
    max-width: 300px;
}
}
@media screen and (max-width:350px){
    /*500px以下に適用*/
    .modal-container{
    max-width: 250px;
}
}
/*--------------------
セクション
--------------------*/
.inner{
    max-width: 1340px;
    width: 100%;
    margin: auto;
}
section h3{
    font-size: max(18px,3.2rem);
    font-weight: normal;
    letter-spacing: .2em;
    text-align: center;
    line-height: 1.2em;
    color: #fff;
    position: relative;
    padding: 2rem 0 0;
    margin-left: calc(((100vw - 100%) / 2) * -1);
    margin-right: calc(((100vw - 100%) / 2) * -1);
    margin-bottom: 4rem;
}
section h3:before {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    display: block;
    width: 60px;
    height: 5px;
    -webkit-transform: translateX(-50%);
    transform: translateX(-50%);
    background-color: #fff;
}
section h3 small{
    font-size: max(16px,1.8rem);
    letter-spacing: .5em;
    margin: 0;
    font-weight: normal;
    display: block;
}
section h3 small{
    font-size: max(16px,1.8rem);
    letter-spacing: .5em;
    margin: 0;
    font-weight: normal;
    display: block;
}
@media screen and (max-width:750px){
    /*750px以下に適用*/
    section h3{
        font-size: max(24px,6rem);
        padding: 2rem 0;
    }
}
/*--------------------
スライダー
--------------------*/
.splide__slide {
    max-width: 400px!important;
}
.splide__slide img {
    width: 100%;
    height: auto;
}
.splide__arrow {
    position: absolute;
    top: 50%;
    border: none;
    background: none;
}
.splide__arrow--prev {
    left: -2.5rem;
    transform: translateY(-50%);
}
.splide__arrow--next {
    right: -2.5rem;
    transform: translateY(-50%);
}
.splide__pagination {
    display: none!important;
}
/*--------------------
footer
--------------------*/
hr {
    height: 1px;
    border: 0;
    border-top: 1px solid #fff;
}
.footer {
    padding: 2rem;
    font-size: max(12px,1.4rem);
    color: #fff;
}
.footer__flex {
    display: flex;
    align-items: baseline;
    }
.footer__navi {
    display: flex;
    flex-wrap: wrap;
    margin: 0;
}
.footer__navi li {
    display: inline-block;
    margin: 0.5rem;
}
.footer__navi li:not(:last-child) {
    margin-right: 3.2rem;
}
.footer__logo {
    display: inline-block;
    margin-bottom: 1rem;
    max-width: 340px;
}
.footer__logo--01 {
    max-width: 120px;
}
.copyright {
        text-align: center;
    }
@media screen and (min-width:767px){
    /*767px以上に適用*/
    .footer__flex--center {
        display: flex;
        justify-content: space-around;
        align-items: center;
        flex-direction: column;
    }
}
@media screen and (max-width:768px){
    /*768px以下に適用*/
    .footer__navi {
    display: block;
}
    .footer__flex {
    display: flex;
    }
    .footer__navi li:not(:last-child) {
    margin: 0.8rem 2.4rem 0 0;
}
}