@charset "utf-8";

/* ==========================
common
========================== */


html {
    font-size: 62.5%;
    scroll-behavior: smooth;
}

body {
    font-family: "Hannari", serif;
    color: #333333;
    background-color: #ffffff;
    line-height: 1.5;
    font-weight: 400;
}

img {
    max-width: 100%;
    height: auto;
}

.inner {
flex-direction: column;
align-items: center;
gap: 74px;
}

.pagetop {
    height: 50px;
    width: 50px;
    position: fixed;
    right: 30px;
    bottom: 30px;
    background-color: #FFF;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1;
    box-shadow: 0 4px 6px rgb(0 0 0 / 30%);
}

@media (hover: hover) and (pointer: fine) {
    .pagetop__btn:hover, .pagetop__btn:hover {
        background-color: bisque;
        border-radius: 50%;
    }
}

.move {
  opacity: 0;
  transform: translateY(100px);
  transition: opacity 1s ease-out, transform 1s ease-out;
  transition-delay: calc(var(--delay) * 0.5s);
}

.move.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ==========================
header
========================== */

.header {
    width: 100vw;
    height: 100vh;
    position:relative;
}

.nav {
    background: transparent;
    width: auto;
    height: auto;
    padding: 0;
    position: static;
    position: absolute;
    transform: translate(0);
    z-index: 1;
    right: 4%;
    top: 2%;
}

.nav__header {
    margin-left: 5%;
}

.header__topic {
    color: #FFF;
    font-size: 70px;
    position: absolute;
    left: 5%;
    bottom: 5%;
    letter-spacing: 0.3em;
}

.nav__btn {
    display: none;
}

.nav__close {
    display: none;
}

.header__sns {
    width: 39px;
    height: 39px;
    flex-shrink: 0;
    aspect-ratio: 1/1;
}

.header__item {
    color: #FFF;
    font-size: 1.6rem;
    font-style: normal;
    line-height: normal;
}

.nav__list {
    display: flex;
    width: 100%;
    align-items: center;
    gap: 44px;
    padding-top: 2%;
    justify-content: flex-end;
}


.header__img{
    object-fit: cover;
    object-position: center center;
    width: 100%;
    height: 100%;
    position: relative;
}

.image {
    position: absolute;
    z-index: -1;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    opacity: 0;
    background-size: cover;
    background-position: center center;
    
    animation: image-switch-animation 20s infinite;
}

.src1 {
  background-image: url(../images/header1_pc.jpg);
}
.src2 {
  background-image: url(../images/header2_pc.jpg);
}
.src3 {
  background-image: url(../images/header3_pc.jpg);
}
.src4 {
  background-image: url(../images/header4_pc.jpg);
}


@keyframes image-switch-animation {
  0%{ opacity: 0;}
  5%{ opacity: 1;}
  25%{ opacity: 1;}
  30%{ opacity: 0;}
  100%{ opacity: 0;}
}

.image:nth-of-type(1) {
  animation-delay: 0s;
}
.image:nth-of-type(2) {
  animation-delay: 5s;
}
.image:nth-of-type(3) {
  animation-delay: 10s;
}
.image:nth-of-type(4) {
  animation-delay: 15s;
}


@media screen and (max-width: 900px) {
    
    .src2 {
        background-image: url(../images/header2_sp.jpg);
    }
}


@media screen and (max-width: 768px) {
    .header {
        width: 100%;
    }

    .nav {
        background: rgba(24, 28, 20, 0.9);
        width: 100%;
        height: 100vh;
        position: fixed;
        top: 0;
        left: 0;
        z-index: 100;
        transform: translateX(100%); 
        transition: transform 0.4s;
    }

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

    .header__topic {
        font-size: 50px;
    }

    .header__item {
        text-align: left;
        font-size: 1.8rem;
        font-weight: 700;
        line-height: 1;
        margin-top: 48px;
    }

    .header__sns {
        margin-top: 48px;
    }

    .nav__btn {
        display: block;
        height: 5%;
        cursor: pointer;
        position: absolute;
        right: 6.4%;
        margin-top: 6.4%;
        z-index: 1;
    }

    .nav__close {
        height: 5%;
        display: block;
        right: 6.4%;
        margin-top: 6.4%;
        position: absolute;
        cursor: pointer;
    }

    .nav__list {
        margin-top: 54px;
        list-style: none;
        margin-left: 10%;
        display: block;
    }
}

/* ==========================
introdution
========================== */

.inner {
    background-image: url(../images/background1.jpg);
    background-repeat: no-repeat;
    background-position: 50% 50%;
    background-size: cover;
    padding: 121px 12% 120px;
}

.mainTopic__txt {
    text-align: center;
    font-size: 4rem;
    padding-bottom: 80px;
}

.mainTopic__txt2 {
    text-align: center;
    font-size: 2rem;
    padding-bottom: 60px;
}


.introduction__img1 {
    background-image: url(../images/Introduction1.jpg);
    height: 800px;
	background-size: cover;
	background-attachment: fixed;
}

.introduction__content {
    background-image: url(../images/background1.jpg);
    background-repeat: no-repeat;
    background-position: 50% 50%;
    background-size: cover;
    display: flex;
}

.introduction__box1 {
    padding: 120px 0 120px 24%;
    width: 50%;
}

.introduction__box2 {
    padding: 210px 24% 120px 0;
    text-align: right;
    width: 50%;
}

.introduction__img2 {
    width: 90%;
}

.introduction__img3 {
    padding-top: 180px;
    width: 80%;
}

.introduction__txt1 {
    padding-top: 140px;
    font-size: 1.6rem;
    width: 100%;
}

.introduction__txt2 {
    width: 70%;
    font-size: 1.6rem;
    margin: 0 0 0 auto;
}

.spacer1 {
    display: block;
    height: 60px;
}

.spacer2 {
    display: block;
    height: 50px;
}


@media screen and (max-width: 768px) {
    .inner {
        padding: 0 8% 73px;
    }

    .mainTopic__txt {
        text-align: center;
        font-size: 2rem;
        padding-top: 121px;
        padding-bottom: 74px;
    }
    
    .mainTopic__txt2 {
        text-align: center;
        font-size: 1.6rem;
        padding-bottom: 48px;
    }

    .introduction__item {
        display: none;
    }

    .introduction__img1 {
        display: block;
        background-attachment: scroll;
        height: 400px;
    }

    .introduction__content {
        display: block;
    }

    .introduction__img2 {
        display: none;
    }
    
    .introduction__img3 {
        display: none;
    }

    .introduction__box1 {
        padding: 80px 10%;
        text-align: center;
        background-image: url(../images/sectionIMG1.jpg);
        opacity: 0.8;
        background-repeat: no-repeat;
        background-position: 50% 40%;
        background-size: 100%;
        position: relative;
        height: 300px;
        width: 100%;
    }

    .introduction__box1::before {
        content: '';
        position: absolute;
        top: 0;
        right: 0;
        bottom: 0;
        left: 0;
        background-color: rgba(0, 0, 0, 0.4);
    }
    
    .introduction__box2 {
        padding: 80px 10%;
        text-align: center;
        background-image: url(../images/sectionIMG2.jpg);
        opacity: 0.8;
        background-repeat: no-repeat;
        background-position: 50% 50%;
        background-size: 100%;
        position: relative;
        height: 300px;
        width: 100%;
    }

    .introduction__box2::before {
        content: '';
        position: absolute;
        top: 0;
        right: 0;
        bottom: 0;
        left: 0;
        background-color: rgba(0, 0, 0, 0.7);
    }


    .introduction__txt1 {
        padding-top: 0;
        font-size: 1.6rem;
        width: 100%;
        color: #ffffff;
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
    }
    
    .introduction__txt2 {
        width: 100%;
        font-size: 1.6rem;
        color: #ffffff;
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
    }
}


/* ==========================
menu
========================== */


.menu__slider {
    display: flex;
}

.menu__content {
    background-image: url(../images/background2.jpg);
    background-repeat: no-repeat;
    background-position: 50% 50%;
    background-size: cover;
    display: flex;
    position: relative;
}

.menu__txt {
    font-size: 1.6rem;
    padding: 240px 0 190px 24%;
    width: 52%;
}

.menu__topic {
    font-size: 1.6rem;
    padding-top: 350px;
    padding-right: 18%;
    margin: 0 0 0 auto;
    text-decoration: underline;
}


.spacer3 {
    display: block;
    height: 60px;
}


.menu__item5 {
    background-image: url(../images/background3.jpg);
    height: 800px;
	background-size: cover;
	background-attachment: fixed;
}



@media screen and (max-width: 768px) {
    .menu {
        padding: 30px;
        background-color: #0000004d;
    }

    .menu__content {
        background-image: url(../images/background1.jpg);
        display: block;
        margin: 0 auto;
    }

    .menu__txt {
        font-size: 1.6rem;
        width: 100%;
        padding: 80px;
        text-align: center;
    }

    .menu__topic {
        padding: 0 24% 80px;
        margin: 0;
        text-align: center;
    }

    .menu__item5{
        display: block;
        background-attachment: scroll;
        width: 100%;
        height: 300px;
        background-image: url(../images/background7.jpg);
    }
}


/* ==========================
access
========================== */

.section--access {
    background-image: url(../images/background4.jpg);
    background-repeat: no-repeat;
    background-size: cover;
    position: relative;
    padding-bottom: 110px;
}

.access {
    font-size: 2.4rem;
    padding-top: 110px;
    padding-bottom: 47px;
    text-align: center;
}

.access__content {
    display: flex;
    padding:0 24% 50px 24%; 
}

.access__txt1 {
    font-size: 1.6rem;
    padding-bottom: 5px;
}

.access__txt2 {
    font-size: 1.6rem;
    padding-bottom: 30px;
}

.map {
    width: 50%;
    height: auto;
    margin: 0 0 0 auto;
}

.access__txt3 {
    font-size: 1.6rem;
    text-align: right;
    text-decoration: underline;
}

.access__list {
    width: 40%;
}

.usage__txt {
    width: 52%;
    font-size: 1.4rem;
    margin: auto;
    text-align: left;
    padding-bottom: 1rem;
}

@media screen and (max-width: 768px) {
    .section--access {
        padding: 80px 0;
    }

    .access {
        font-size: 2rem;
        padding-top: 0;
        padding-bottom: 30px;
    }

    .access__list {
        width: 100%;
    }

    .map {
        margin: 0;
        padding-top: 30px;
        width: 100%;
        height: 500px;
    }

    .access__content {
        display: block;
        padding: 0 10% 50px; 
    }

    .usage__txt {
        width: 80%;
        font-size: 1.4rem;
        padding-bottom: 1rem;
    }

}


/* ==========================
footer
========================== */

.footer {
    background-image: url(../images/background5.jpg);
    background-repeat: no-repeat;
    background-position: 50% 50%;
    background-size: cover;
    height: 250px;
}

.footer__item {
    color: #ffffff;
    font-size: 1.4rem;
    padding-bottom: 12px;
}

.footer__sns {
    width: 39px;
    height: 39px;
    flex-shrink: 0;
    aspect-ratio: 1/1;
}

.footer__list {
    padding: 20px 5%;
}

.copyright__txt {
    font-size: 1.6rem;
    color: #ffffff;
}

.copyright {
    text-align: center;
}

@media screen and (max-width: 768px) {
    .footer {
        height: 230px;
    }

    .footer__item {
    font-size: 1.4rem;
    }

    .footer__list {
    padding-top: 40px;
    }

    .copyright__txt {
    font-size: 1.4rem;
    }
}