@charset "UTF-8";
:root {
    --text-color: #000;
    --accent-color: #bb4e2d;
    --bright-accent-color: #cd3000;
    --bg-color: #000;
    --bg-bright-color: #F0EBE4;
    --bg-dark-color: #F5F3F0;
    --bg-brown: #584C46;

    --max-width: 950px;

    --sp-padding: 1.4rem;

    --transition: all 0.5s ease-in-out;
}

html {
    font-size: 62.5%;
    scroll-behavior: smooth;
}
html.fixed{
    overflow: hidden;
}
.sp{
    display: none;
}
.nowrap{
    white-space: nowrap;
}

body {
    color: #fff;
    font-size: 1.6rem;
    font-family: "Zen Old Mincho", serif;
    font-weight: 400;
    line-height: 1.5;
    font-feature-settings: "palt";
    letter-spacing: 0.015em;
    -webkit-font-smoothing: antialiaced;
    -moz-osx-font-smoothing: grayscale;
    background: var(--bg-color);
}

img {
    max-width: 100%;
    height: auto;
}
.uppercase{
    text-transform: uppercase;
}
.fadein{
    opacity: 0;
    transition: opacity 3s;
}
.fadein.lazyloaded{
    opacity: 1;
}

.pageTop{
    position: absolute;
    top: -8rem;
    right: 5%;
    display: block;
    z-index: 20;
}


/*************************
header
*************************/
.header{
    position: fixed;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    padding: 1.2rem 2.3% 0 0.8%;
    margin: auto ;
    width: 100%;
    max-width: 1356px;
    z-index: 100;
    transition: all 0.4s ease-in-out;
}
.header.--scroll::after{
    content: '';
    position: fixed;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    z-index: -1;
    width: 100vw;
    height: 10rem;
    background: rgba(0,0,0,0.3);
}
.logo{
    position: relative;
    z-index: 20;
    width: 29.7rem;
}
.nav{
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1.9em;
}
.menuOuter{
    display: flex;
    justify-content: space-between;
    gap: 1.9em;
}
.menu{
    display: flex;
    flex-direction: column;
    gap: 0.1em;
}
.menuTop{
    display: flex;
    justify-content: flex-end;
}
.menuTop__tel{
    font-size: 2.3rem;
    text-shadow: 0px 3px 3px rgba(0, 0, 0, 0.62);
}
.menuList{
    display: flex;
    justify-content: flex-end;
    gap: .2em 1.9em;
    flex-wrap: wrap;
    white-space: nowrap;
    text-shadow: 0px 3px 3px rgba(0, 0, 0, 0.62);
}
.menuList__item{
    position: relative;
}
.menuList__item::before{
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    border-bottom: 1px solid #fff;
}
.menuList__item:hover::before{
    animation: menu .5s cubic-bezier(0.25, 1, 0.5, 1) forwards;
}
.menuOuterSp{
    display: none;
}
.spMenuBtn{
    display: none;
}
@keyframes menu {
    0% {
        width: 0;
        opacity: 1;
    }
    100% {
        width: 100%;
        opacity: 1;
    }
}
.menuBtn{
    padding: 0.7em 1em;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2.2rem;
    font-size: 2rem;
    background: #AF2E07;
    border: 1px solid #E3CBAF;
    box-shadow: 4px 4px 0px #000;
    transition: var(--transition);
}
.menuBtn span{
    display: inline-block;
}
.menuBtn:hover{
    background: var(--bright-accent-color);
}

/*************************
floatingMenu
*************************/
.floatingMenu{
    display: none;
    position: fixed;
    bottom: 1rem;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    z-index: 120;
}
.floatingMenu__list{
    display: flex;
    justify-content: center;
    gap: 3%;
}
.floatingMenu__item{
    position: relative;
    padding: .7em .8em;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 46%;
    min-width: 150px;
    font-size: 1.8rem;
    background: #AF2E07;
    border: 1px solid #E3CBAF;
    box-shadow: 3px 3px 0 #000;
    transition: var(--transition);
}
.floatingMenu__item:hover{
    background: var(--bright-accent-color);
}
.floatingMenu__item a{
    display: block;
    width: 100%;
    height: 100%;
    padding-right: 1em;
    text-align: center;
}
.floatingMenu__item img{
    position: absolute;
    top: 50%;
    right: 0.7em;
    transform: translateY(-50%);
    height: 2rem;
    aspect-ratio: 1;
}

/*************************
footer
*************************/
.footer{
    position: relative;
    padding: 5% 1rem;
}
.footer__inner{
    display: flex;
    justify-content: space-between;
    padding: 0 0 5%;
    margin: 0 auto;
    width: 100%;
    max-width: var(--max-width);
}
.footerAbout{
    font-size: 1.9rem;
}
.footerAbout__title{
    font-size: 2.5rem;
}
.footerAbout__tel{
    transition: var(--transition);
}
.footerAbout__tel:hover{
    opacity: .5;
}
.footerList__outer{
    display: flex;
    justify-content: flex-end;
    gap: 2.3em;
}

.footerList{
    line-height: 1.65;
}
.footerItem::before{
    content: '＞';
    display: inline-block;
    padding-right: 0.3em;
}
.footerItem a{
    display: inline-block;
    transition: all 0.3s ease-in-out;
}
.footerItem:hover a{
    transform: translateX(.5rem);
}
small{
    display: block;
    font-family: sans-serif;
    font-size: 1.1rem;
    text-align: center;
}

/*************************
下層 - title
*************************/
.main{
    padding: 15rem 0 0;
}
.main.--simple{
    padding: 11rem 0 0;
}
.maxWidth{
    margin: auto;
    max-width: var(--max-width);
}
.featureUnder{
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 0 auto 6.3rem;
    max-width: var(--max-width);
}
.featureUnder:nth-of-type(even){
    flex-direction: row-reverse;
}
.featureUnder__img{
    width: 51.6%;
    max-width: 410px;
    aspect-ratio: 1;
}
.featureUnder__textBox{
    width: 44%;
}
.featureUnder__title{
    display: flex;
    align-items: center;
    gap: 2em;
    margin: 0 auto 3.8em;
}
.featureUnder__titleJp{
    position: relative;
    padding: 1em .3em 0 0;
    font-size: 6.6rem;
    line-height: 1;
    letter-spacing: 0.2em;
    writing-mode: vertical-rl;
    border-right: 1px solid #fff;
}
.featureUnder__titleJp::after{
    content: '';
    position: absolute;
    top: 70%;
    right: -1px;
    width: 1px;
    height: 34%;
    border-right: 2px solid var(--bg-color);
}
.featureUnder__titleEn{
    display: block;
    padding-bottom: .6em;
    font-size: 3.2rem;
}
.featureUnder__titleText{
    font-size: 1.8rem;
    line-height: 1.77;
}
.featureUnder__titleText span{
    display: inline-block;
}
.titleText{
    padding: 0 .4em 8rem;
    background-image: url(../img/hotspring/top-bg.svg);
    background-size: contain;
    background-repeat: no-repeat;
    background-position: right bottom;
}
.titleText__outer{
    padding-left: 1em;
}
.titleText__title{
    margin-bottom: .7em;
    font-size: 2.5rem;
}
.titleText__text{
    font-size: 2rem;
    line-height: 1.95;
}

.innerTitle{
    height: 38.6rem;
    background-image: url(../img/hotspring/inner-title.jpg);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}
.innerTitle__title{
    position: relative;
    padding-top: 1em;
    margin-left: .6em;
    font-size: 6.5rem;
    line-height: 1;
    letter-spacing: 0.2em;
    writing-mode: vertical-rl;
    text-shadow: 0px 3px 3px rgba(0, 0, 0, 0.62);
}
.innerTitle__title::after{
    content: '';
    position: absolute;
    top: 0;
    left: -2rem;
    width: 1px;
    height: 100%;
    /* border-left: 1px solid #fff; */
    background: linear-gradient(
        to bottom, 
        #fff 0%,
        #fff 226px,
        rgba(255,255,255,0) 226px,
        rgba(255,255,255,0) 100%
    );
}
.innerTitle__title>span{
    display: inline-block;
}
.innerTitle__inner{
    margin: auto;
    width: 100%;
    height: 100%;
    max-width: var(--max-width);
}

/* 下層 - simple title */
.simpleUnder{
    position: relative;
    background-image: url(../img/about/mv.jpg);
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center center;
    height: 38.8rem;
}
.simpleUnder__outer{
    position: absolute;
    top: 50%;
    right: 0;
    transform: translateY(-50%);
    width: 48.3%;
    height: 19.8rem;
    min-width: 290px;
    background-color: var(--bg-color);
}
.--access .simpleUnder__outer{
    height: 20.7rem;
}
.simpleUnder__titleBox{
    padding: 5.9rem var(--sp-padding) 8.4rem 5.5rem;
    color: #fff;
}
.simpleUnder__title{
    font-size: 3.8rem;
}
.simpleUnder__titleBox.--titleText{
    padding: 1.95rem var(--sp-padding) 4.5rem 5.5rem;
}
.simpleUnder__text{
    margin-top: .8em;
    font-size: 1.8rem;
    line-height: 1.7777;
}
.simpleUnder__text>span{
    display: inline-block;
}

/* kihon */
.kihon{
    background-color: var(--bg-dark-color);
    background-image: url(../img/about/bg.svg);
    background-repeat: no-repeat;
    background-size: 100%;
    background-position: center 0;

}
.kihon__outer{
    padding: 7.7rem var(--sp-padding) 8.2rem;
    margin: auto;
    max-width: var(--max-width);
    color: var(--text-color);
}
.kihon__title{
    margin: 0 auto 3rem;
    font-size: 3.8rem;
    font-weight: 700;
    text-align: center;
}
.kihonBox{
    margin-bottom: 3.9rem;
    font-size: 1.8rem;
    line-height: 1.833;
}
.kihonBox__title{
    padding-bottom: 0.3em;
    margin: 0 0 0.5rem;
    font-size: 2.5rem;
    font-weight: 700;
    line-height: 1.5;
    text-indent: -1em;
    padding-left: 1em;
    border-bottom: 2px solid var(--text-color);
}
.kihonBox__title::before{
    content: '○';
}
.kihonBox__list li{
    text-indent: -1em;
    padding-left: 2em;
    padding-right: 1em;
}
.kihonBox__list li::before{
    content: '◎';
}
.kihon__attentionList{
    margin-top: 1.6em;
    font-size: 1.6rem;
    line-height: 1.5;
}
.kihon__attentionList li{
    margin-bottom: 0.2em;
    text-indent: -1em;
    padding-left: 2em;
    padding-right: 1em;
}
.kihon__attentionList li::before{
    content: '※';
}
.kihonBox__text{
    padding-left: 1em;
    padding-right: 1em;
}
/* reserve */
.all__reserve{
    padding: 16rem var(--sp-padding) 7.6rem;
}
.all__reserveBtn{
    position: relative;
    z-index: 1;
    padding: 1.3em;
    margin: 0 auto;
    display: block;
    width: 100%;
    max-width: 505px;
    color: #fff;
    font-size: 2.2rem;
    background: var(--accent-color);
    text-align: center;
    border: 1px solid var(--accent-color);
}
.all__reserveBtn::after{
    content: '＞';
    display: inline-block;
    padding-left: 0.5em;
}

.all__reserveBtn::before {
    background: var(--bg-dark-color);
    position: absolute;
    top: 0;
    left: 0;
    content: '';
    width: 100%;
    height: 100%;
    transform: scale(0, 1);
    transform-origin: left top;
    transition: .5s cubic-bezier(0.45, 0, 0.55, 1);
    z-index: -1;
}
.all__reserveBtn:hover {
    color: var(--accent-color);
}
.all__reserveBtn:hover::before {
    transform: scale(1, 1);
}


/*************************
resposive
*************************/
@media(max-width: 1345px){
    .header.--scroll::after{
        height: 12rem;
    }
}
@media(max-width: 890px){
    html{
        font-size: 55%;
    }
    .main {
        padding: 12rem 0 0;
    }
    .main.--simple{
        padding: 9rem 0 0;
    }
    /*************************
    header
    *************************/
    .header.--scroll::after{
        height: 9rem;
    }
    .menuOuter{
        display: none;
    }
    .header.open .menuOuterSp{
        display: block;
    }
    .menuOuterSp .menuListSp{
        flex-direction: column;
        font-size: 2.0rem;
        transition: all 0.6s ease-in-out;
    }
    .menuOuterSp .menuListSp__item{
        padding: 1em .5em;
        border-bottom: 1px solid #777;
        transition: var(--transition);
    }
    .menuListSp__item a{
        display: block;
        width: 100%;
        height: 100%;
    }
    .menuListSp__item:hover{
        background: rgba(255, 255, 255, 0.2);
    }
    .menuOuterSp .menuListSp__item a::before{
        position: static;
        content: '＞';
        display: inline-block;
        padding-right: 0.5em;
        border-bottom: none;
    }
    .header{
        padding: 1.4rem 2rem 8rem;
        margin: 0 auto;
        width: 100%;
        transition: all 0.5s ease-in-out;
    }
    .header.open{
        height: 100vh;
        background: rgba(0,0,0,0.85);
        overflow: scroll;
    }
    .logo{
        margin-bottom: 2em;
        width: 23rem; 
    }
    .spMenuBtn{
        position: fixed;
        top: 1.8rem;
        right: 2rem;
        display: block;
        width: 50px;
        height: 30px;
    }
    .spMenuBtn__1,
    .spMenuBtn__2,
    .spMenuBtn__3{
        position: absolute;
        right: 0;
        display: block;
        width: 40px;
        height: 4px;
        background: #fff;
        transition: all 0.5s ease-in-out;
    }
    .spMenuBtn__1{
        top: 0;
    }
    .spMenuBtn__2{
        top: 12px;
    }
    .spMenuBtn__3{
        top: 24px;
    }
    .spMenuBtn.open .spMenuBtn__1{
        top: 20px;
        transform: rotateZ(-45deg);
    }
    .spMenuBtn.open .spMenuBtn__2{
        display: none;
    }
    .spMenuBtn.open .spMenuBtn__3{
        top: 20px;
        transform: rotateZ(45deg);
    }
    .floatingMenu{
        display: block;
    }
    /*************************
    footer
    *************************/
    .footer {
        padding: 5% 1rem 20%;
    }

}
@media(max-width: 750px){
    .pageTop{
        position: absolute;
        top: -5.5rem;
        right: 3%;
        width: 5rem;
        aspect-ratio: 1;
    }
    .simpleUnder__outer{
        height: 16.8rem;
    }
    .simpleUnder__titleBox{
        padding: 5.6rem var(--sp-padding) 5.4rem 2.5rem;
    }
    .simpleUnder__title{
        font-size: 3.2rem;
    }
    .kihon{
        background-image: url(../img/about/bg-sp.svg);
        background-repeat: no-repeat repeat;
    }
    .kihon__title{
        font-size: 3rem;
    }
}
@media(max-width: 650px){
    html{
        font-size: 58%;
    }
    .sp{
        display: block;
    }
    /*************************
    footer
    *************************/
    .footer__inner{
        flex-direction: column;
        gap: 2em;
    }
    .footerList__outer{
        gap: 0;
        flex-direction: column;
    }
    /*************************
    下層 - title
    *************************/
    .innerTitle{
        padding: 0 var(--sp-padding);
    }
    .featureUnder{
        flex-direction: column;
        margin: 0 auto 2.3rem;
    }
    .featureUnder__img{
        width: 80%;
    }
    .all__reserve{
        padding: 8rem var(--sp-padding) 7.6rem;
    }
    .all__reserveBtn{
        font-size: 2rem;
    }
}