@charset "utf-8";
html {
    font-size: 62.5%;
    scroll-behavior: smooth;
}
body {
	box-sizing: border-box;
}
h3,h4, p {
    line-height: normal;
    margin: 0;
}
h1 {
    font-size: 3.2rem;
    line-height: 3.2rem;
}
h2 {
    font-size: 2.4rem;
    line-height: 2.4rem;
}
h3 {
    font-size: 2.2rem;
    line-height: 2.2rem;
    width: 100%;
    display: inline-block;
    position: relative;
    margin-top: 30px;
}
h3::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translate(-50%,0);
    width: 75%;
    height: 1px;
    background-color: black;
}
h4 {
    font-size: 2.0rem;
    line-height: 3.6rem;
    margin-top: 30px;
}
h5 {
    font-size: 2.0rem;
    line-height: 3.6rem;
    margin-top: 30px;
    width: 100%;
    display: block;
    margin: 0;
    position: relative;
}
h5::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translate(-50%,0);
    width: 75%;
    height: 1px;
    background-color: black;
}
p {
    font-size: 1.6rem;
    line-height: 3.6rem;
}
.text-box {
    margin-top: 30px;
    display: inline-block;
}
.text-box span {
    font-size: 2.0rem;
    font-weight: bold;
} 

#container {
    width: 100%;
    height: auto;
    max-width: 1000px;
    background-color: rgba(255,255,255,0.7);
    text-align: center;
    margin: 0 auto;
    padding: 80px;
    position: relative;
    z-index: 100;
}
#top-button {
    position: fixed;
    right: 5%;
    bottom: 10%;
    text-align: center;
    display: flex none;
    flex-direction: column;
    z-index: 101;
    transition: transform 0.3s ease;
}
#top-button img {
    width: 70px;
    display: block;    
}
#top-button a {
    text-decoration: none;
    color: #000;
}
#top-button:hover {
    transform: scale(1.25);
}

.line {
    width: 570px;
    height: 2px;
    border: none;
    margin: 0 auto;
    background-color: #ff5a5a;
}
#nyuuzyou {
    width:80px;
    height:80px;
    margin:-40px -650px 0 0;
}
#notice-movie {
    margin: 40px auto 0;
}
#notice-movie video {
    width: 800px;
    height: 450px;
    border-radius: 15px;
}/*1/20追記　iframe→videoに変更*/
#banners {
    width: 800px;
    margin: 30px auto 0;
    display: flex;
    justify-content: space-between;
}
#banners p {
    font-size:20px;
}
.banner {
    width: 380px; 
}
.banner img {
    max-width: 380px;
    border-radius: 15px;
    box-shadow:5px 5px 4px #ccc ;
}
/* 共通クラス */
.background-shapes {
    position: relative;
}
.background-shapes::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: 30px;
    background-color: #e6faff;
    z-index: -1;
    transform: translate(5px, 5px);
}
.background-shapes::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 2px solid black;
    border-radius: 30px;
    z-index: 10;
    transform: translate(-5px, -5px);
    pointer-events: none;
}
#date.background-shapes::before,
#price.background-shapes::before,
#event.background-shapes::before {
    border: 2px solid #ff5a5a;
}
#visitor-info.background-shapes::before,
#floor-guide.background-shapes::before {
    border: 2px solid #00963c;
}
#concept.background-shapes::before,
#theme.background-shapes::before,
#access.background-shapes::before {
    border: 2px solid #5abeff;
}
#interview.background-shapes::before {
    border: 2px solid #faaa3c;
}

.section-margin {
    margin: 80px auto 0;
}
.flex-box {
    margin-top: 80px;
    display: flex;
    justify-content: space-between;
}
.text-wrap {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    flex-grow: 1;
}
.text-center {
    display: flex;
    flex-direction: column;
}
.text-center p {
    margin-top: 0;
}
/**/

/* section */
.infomation-box {
    width: 470px;
    height: 300px;
}


#visitor-info {
    width: 100%;
    height: auto;
    margin: 80px auto 0;
    padding-bottom: 60px;
}
#visitor-info p {
    margin-top: 60px;
}
#visitor-info span {
    font-size: 1.6rem;
}
#interview {
    width: 100%;
    height: auto;
    padding-bottom: 30px;
}
.interview-box {
    display: flex;
    justify-content: space-between;
    margin-top: 40px;
    padding: 0 60px;
}
.photo-name {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin: 0 auto;
}
.photo-name h4 {
    margin-top: 10px;
}
.photo-name .text-box {
    margin-top: 0px;
}
.photo-name img {
    border-radius: 30px;
}
.concept-text {
    display: flex;
    flex-direction: column;
    margin: 0 auto;
}
.concept-text p {
    width: 600px;
}
.movie-box iframe {
    margin: 30px auto 0;
    border-radius: 30px;
}
.movie-box {
    flex-direction: column;
}
#exhibition-title {
    margin-top: 80px;
}
#web-production-members {
    margin-top: 80px;
}
#wpm-wrap {
    display: flex;
    justify-content: space-between;
    margin-top: 40px;
    padding: 0 30px;
}
#web-photo {
    flex-grow: 1;
    display: inline-block;
}
#web-photo img {
    max-width: 300px;
    aspect-ratio: 510/340;
    border-radius: 30px;
}
#wpm-wrap .text-box {
    width: 500px;
    margin: 0 auto;
    flex-grow: 2;
}

#event {
    width: 100%;
    height: auto;
    padding-bottom: 30px;
}
#event p {
    margin-top: 30px;
    padding: 0 30px;  
}

#floor-guide {
    width: 100%;
    height: auto;
}
#floor-guide .flex-box {
    gap:10px;
}
.guide-wrap {
    max-width: 400px;
    padding: 0 30px 30px;
}
.guide-wrap img {
    width: 100%;
}


#access {
    width: 100%;
    height: auto;
    padding-bottom: 30px;
}
#access p {
    text-align: left;
}
#access .flex-box {
    align-items: center;
}
#access .flex-box:not(#east-map) {
    margin-top: 0;
}
#access .line {
    width: 75%;
    margin: 40px auto;
    background-color: transparent;
    border-top: 2px solid transparent;
    height: 0;
    border-image: repeating-linear-gradient(to right, #000, #000 10px, transparent 10px, transparent 20px);
    border-image-slice: 1;
}
.access-wrap p,.access-wrap iframe {
    margin: 0 auto;
    border-radius: 15px;
}



footer {
    width: 100%;
    height: 300px;
    background-color: lightgray;
    position: relative;
    z-index: 100;
    background-image: url(../images/pc_footer.png);
    background-size: cover;
}
footer img {    
    width: 225px;
    height: auto;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}
footer p{
    text-wrap: nowrap;
    position: absolute;
    left: 50%;
    bottom: 10%;
    transform: translate(-50%, 0);
}

@media (max-width: 1000px) {
    p {
        font-size: 1.5rem;
        line-height: 3.5rem;
    }
    .line {
        width: 75%;
    }
    #container {
        max-width: 100%;
        padding: 80px 0;
        margin: 0;
    }
    section {
        max-width: 90%;
    }
    .text-box {
        max-width: 75%;
    }
    .text-box span {
        font-size: 1.6rem;
        white-space: nowrap;
    } 
    .flex-box {
        margin-top: 80px;
        flex-direction: column;
        gap: 30px;
    }
    #nyuuzyou {
        width:60px;
        height:60px;
        margin:-32px -280px 0 0;
    }
    #notice-movie {
        margin:0px;
        max-width: 100%;
    }
    #notice-movie video {
        max-width: 100%;
        height: auto;
        aspect-ratio: 16/9;
        border-radius:0px;
    }/*1/20追記　ifame→videoに変更　大津*/
    #banners {
        width: 75%;
        height: auto;
        flex-direction: column;
        gap:30px;
    }
    .banner {
        max-width: 100%;
        height: auto;
        margin: 0 auto;
    }
    .banner img {
        aspect-ratio: 380 / 240;
        max-width:247px;
    }
    .infomation-box {
        width: 100%;
        aspect-ratio: 470/300;
    }
    .interview-box {
        flex-direction: column;
        margin-top: 40px;
        padding: 0 20px;
    }
    .photo-name {
        flex-direction: row;
    }
    .photo-name img {
        max-width: 50%;
        aspect-ratio: 2/3;
    }
    .concept-text {
        text-align: center;
    }
    .concept-text p {
        width: 100%;
        max-width: 100%;
        margin: 30px auto;
    }
    .movie-box iframe {
        max-width: 100%;
        margin: 30px auto 0;
        border-radius: 30px;
    }
    #exhibition-title p {
        max-width: 90%;
    }
    #wpm-wrap {
        flex-direction: column;
        margin-top: 40px;
        padding: 0;
    }
    #web-photo img {
        max-width: 90%;
    }
    #event p {
        padding: 0;
    }
    .access-wrap iframe {
        aspect-ratio: 2/1;
        max-width: 75%;
    }

    footer {
        background-image: url(../images/sp_footer.png);
        background-size: cover;
    }
}