@charset "UTF-8";
:root {
  --fnt-opt: 'Optima', serif;
}
.fnt-opt {
  font-family: var(--fnt-opt);
}
/* header 
==========================================================*/
body.page-3s1c {
  background: #f8f7f6;
}
body.page-3s1c #hum-btn {
  display: none;
}
body.page-3s1c header {
  background: #f8f7f6;
}
body.page-3s1c header.fixed {
  background: rgba(255, 255, 255, .6);
}
body.page-3s1c header h2{
  width: min(170px,25%);
  display: grid;
  place-content:center;
}
body.page-3s1c header nav {
  margin-right: 0;
  -webkit-flex-direction: column;
  -moz-flex-direction: column;
  -ms-flex-direction: column;
  -o-flex-direction: column;
  flex-direction: column;
  justify-content: center;
  -ms-align-items: flex-end;
  align-items: flex-end;
  gap: 20px;
}
body.page-3s1c header nav .link-home {
  color: #871f44;
  margin-right: 20px;
}
body.page-3s1c header nav .link-home a {
  padding-right: 1.5em;
}
body.page-3s1c header#under ul.head-link > li > a, body.page-3s1c header#under ul.head-link > li > p {
  color: #333;
}
body.page-3s1c header nav .link-home a::before, body.page-3s1c header nav .link-home::after {
  content: "";
  width: 5px;
  height: 5px;
  border: 1px solid;
  border-color: #871f44 #871f44 transparent transparent;
  top: 50%;
  transform: translateY(-50%) rotate(45deg);
  position: absolute;
}
body.page-3s1c header nav .link-home a::before {
  right: 0;
}
body.page-3s1c header nav .link-home::after {
  right: 5px;
}
body.page-3s1c main {
  margin-top: min(105px, 10vw);
}
#fix-gra-wall {
  width: 100vw;
  height: 100vh;
  position: fixed;
  top: 0;
  left: 0;
  background: url("../images/3s1c/wall-gra.png") no-repeat center/cover;
  opacity: 0;
  -webkit-transition: opacity 1s ease;
  -o-transition: opacity 1s ease;
  transition: opacity 1s ease;
}
#fix-gra-wall.is-view {
  opacity: 1;
}
/* key
==========================================================*/
#key.key-3s1c {
  width: 100%;
  max-height: 810px;
  aspect-ratio: 1/0.5625;
}
.key-3s1c__inner {
  width: min(1450px, 100%);
  height: 100%;
  padding-left: min(50px, 5vw);
  padding-right: min(50px, 5vw);
  display: -webkit-flex;
  display: -moz-flex;
  display: -ms-flex;
  display: -o-flex;
  display: flex;
  -ms-align-items: center;
  align-items: center;
  justify-content: center;
  margin-left: auto;
  margin-right: auto;
}
.movie-anniv-3s1c {
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
}
.movie-anniv-3s1c video {
  object-fit: cover;
  height: 100%;
  width: 100%;
}
#key.key-3s1c .key-title {
  font-size: min(calc((100vw - min(100px, 10vw))/10), calc(1350px/10));
  color: #fff;
  filter: drop-shadow(0 6px 12px rgba(0, 0, 0, .5));
  letter-spacing: -.01em;
  text-indent: -.01em;
}
.key-3s1c__inner .key-comment {
  color: #fff;
  position: absolute;
  bottom: min(50px, 5vw);
  left: 50%;
  width: min(1300px, 100%);
  translate: -50% 0;
  padding-left: min(30px, 4vw);
  padding-right: min(20px, 4vw);
}
.key-3s1c__inner .key-comment p {
  font-size: clamp(1rem, 0.826rem + 0.87vw, 1.5rem); /*16-24*/
  letter-spacing: .025em;
  text-indent: .025em;
  line-height: calc(40/24);
  text-align: right;
  filter: drop-shadow(0 3px 6px rgba(0, 0, 0, .5));
}
/* contents
==========================================================*/
#content.contents-3s1c {
  margin-top: min(65px, 10vw);
  background: none;
}
.logo-3s1c-title {
  display: -webkit-flex;
  display: -moz-flex;
  display: -ms-flex;
  display: -o-flex;
  display: flex;
  -webkit-flex-direction: column;
  -moz-flex-direction: column;
  -ms-flex-direction: column;
  -o-flex-direction: column;
  flex-direction: column;
  -ms-align-items: center;
  align-items: center;
  justify-content: center;
  min-height: min(153px, 20vw);
  gap: 10px;
}
.logo-3s1c-title::before {
  content: "";
  width: min(167px, calc(100%/4));
  aspect-ratio: 1/0.9162;
  background: url("../images/3s1c/symbol.png") no-repeat center/100%;
  position: absolute;
  top: 50%;
  left: 50%;
  translate: -50% -50%;
  opacity: .2;
}
.logo-3s1c-title span {
  z-index: 1;
}
.logo-3s1c-title span.en {
  font-family: var(--fnt-opt);
  font-weight: 600;
  font-size:clamp(1.875rem, 1.223rem + 3.26vw, 3.75rem); /*30-60*/
}
.logo-3s1c-title span.ja {
  font-size: clamp(1rem, 0.913rem + 0.43vw, 1.25rem); /*16-20*/
  letter-spacing: .1em;
  text-indent: .1em;
  font-weight: 600;
}
/*message*/
.anniv3s1c-message-box {
  margin-top: min(70px, 10vw);
}
.anniv3s1c-message__head {
  width: 100%;
  aspect-ratio: 1/0.693;
  max-height: 790px;
  display: -webkit-flex;
  display: -moz-flex;
  display: -ms-flex;
  display: -o-flex;
  display: flex;
  -ms-align-items: flex-end;
  align-items: flex-end;
  justify-content: center;
}
.anniv3s1c-message__head::before {
  content: "";
  width: 100%;
  height: calc(100% - min(180px, 18vw));
  max-height: 600px;
  background: url("../images/3s1c/wall_message.jpg") no-repeat center/cover;
  position: absolute;
  top: 0;
  left: 0;
  color: #222;
}
.anniv3s1c-message__head .title-area {
  -ms-align-items: center;
  align-items: center;
  justify-content: space-between;
}
.anniv3s1c-message__head .title-area .title .en {
  font-size: clamp(3.75rem, 1.359rem + 11.96vw, 10.625rem); /*60-170*/
  font-weight: 600;
  filter: drop-shadow(0 0 5px rgba(255, 255, 255, 1));
  text-shadow: 0 0 4px #fff, 0 0 4px #fff, 0 0 4px #fff, 0 0 4px #fff, 0 0 4px #fff, 0 0 4px #fff, 0 0 4px #fff, 0 0 4px #fff, 0 0 4px #fff, 0 0 4px #fff, 0 0 4px #fff, 0 0 4px #fff, 0 0 4px #fff, 0 0 4px #fff, 0 0 4px #fff, 0 0 4px #fff;
}
.anniv3s1c-message__head .title-area .title .ja {
  font-size: clamp(1rem, 0.913rem + 0.43vw, 1.25rem);
  font-weight: 600;
  letter-spacing: .1em;
  text-indent: .1em;
  margin-top: max(-.5em, -1.5vw);
}
.anniv3s1c-message__head .title-area .thumb {
  width: min(360px, calc(100%/3));
}
.anniv3s1c-message__comment {
  display: -webkit-flex;
  display: -moz-flex;
  display: -ms-flex;
  display: -o-flex;
  display: flex;
  -webkit-flex-direction: column;
  -moz-flex-direction: column;
  -ms-flex-direction: column;
  -o-flex-direction: column;
  flex-direction: column;
  -ms-align-items: center;
  align-items: center;
}
.anniv3s1c-message__comment .comment {
  width: min(774px, 100%);
  display: -webkit-flex;
  display: -moz-flex;
  display: -ms-flex;
  display: -o-flex;
  display: flex;
  -webkit-flex-direction: column;
  -moz-flex-direction: column;
  -ms-flex-direction: column;
  -o-flex-direction: column;
  flex-direction: column;
  -ms-align-items: center;
  align-items: center;
}
.anniv3s1c-message__comment .comment p {
  width: 100%;
  height: 9em;
  overflow: hidden;
  transition: height 0.3s ease;
}
.anniv3s1c-message__comment .comment p::after {
  content: "";
  width: 100%;
  height: 7em;
  background: linear-gradient(rgba(248, 247, 246, 0) 1em, rgba(248, 247, 246, .5) 3em, rgba(248, 247, 246, 1) 6em);
  position: absolute;
  bottom: 0;
  left: 0;
  pointer-events: none;
  -webkit-transition: opacity .3s;
  -o-transition: opacity .3s;
  transition: opacity .3s;
}
.anniv3s1c-message__comment .comment p.open::after {
  opacity: 0;
}
.btn-read-more {
  padding-bottom: 14px;
  padding-top: 14px;
  position: relative;
}
.btn-read-more::before, .btn-read-more::after {
  content: "";
  width: 8px;
  height: 1px;
  background: #222;
  position: absolute;
  left: 50%;
  bottom: 0;
}
.btn-read-more::before {
  translate: calc(-100% + .85px) 0;
  rotate: 25deg;
}
.btn-read-more::after {
  transform: calc(100% - .85px) 0;
  rotate: -25deg;
}
.btn-read-more.open {
  margin-top: 2em;
}
.btn-read-more.open::after, .btn-read-more.open::before {
  bottom: auto;
  top: 0;
}
.btn-read-more.open::before {
  rotate: -25deg;
}
.btn-read-more.open::after {
  rotate: 25deg;
}
/*施設*/
.page-3s1c-facility {
  margin-top: min(80px, 15vw);
  width: min(1440px, 100%);
  margin-left: auto;
  margin-right: auto;
}
.anniv3s1c-facility-list li {
  display: -webkit-flex;
  display: -moz-flex;
  display: -ms-flex;
  display: -o-flex;
  display: flex;
  gap: min(145px, 8vw);
}
.anniv3s1c-facility-list li > div {
  width: calc((100% - min(145px, 8vw))/2);
  display: -webkit-flex;
  display: -moz-flex;
  display: -ms-flex;
  display: -o-flex;
  display: flex;
  -webkit-flex-direction: column;
  -moz-flex-direction: column;
  -ms-flex-direction: column;
  -o-flex-direction: column;
  flex-direction: column;
  -ms-align-items: flex-start;
  align-items: flex-start;
  gap: min(30px, 6vw);
}
.anniv3s1c-facility-list li > div .thumb-area .en-title {
  position: absolute;
  z-index: 1;
  top: max(-4em, -8vw);
  width: min(40em, 100%);
  font-weight: 600;
}
.anniv3s1c-facility-list li > div .thumb-area .en-title span {
  font-family: var(--fnt-opt);
  font-size: clamp(1.25rem, -1.211rem + 6.56vw, 3.875rem); /*20-65*/
  word-break: break-all;
  display: block;
  min-height: 7em;
}
.anniv3s1c-facility-list li > div:nth-child(odd) .thumb-area .en-title {
  -ms-writing-mode: tb-lr;
  writing-mode: vertical-lr;
  right: 0;
  padding-left: min(20px, 4vw);
}
.anniv3s1c-facility-list li > div .thumb-area figure {
  filter: drop-shadow(0 15px 20px rgba(68, 68, 68, .4));
}
.anniv3s1c-facility-list li > div:nth-child(even) .thumb-area .en-title {
  -ms-writing-mode: tb-rl;
  writing-mode: vertical-rl;
  left: 0;
  padding-right: min(20px, 4vw);
}
.anniv3s1c-facility-list li > div .detail-area {
  width: min(40em, 100%);
}
.anniv3s1c-facility-list li > div:nth-child(odd) .detail-area {
  margin-left: auto;
  padding-left: min(20px, 4vw);
}
.anniv3s1c-facility-list li > div:nth-child(even) {
  margin-top: min(120px, 10vw);
}
.anniv3s1c-facility-list li > div:nth-child(even) .detail-area {
  padding-right: min(20px, 4vw);
}
.anniv3s1c-facility-list li > div .detail-area .in-title {
  font-weight: 600;
  font-size: clamp(1rem, 0.913rem + 0.43vw, 1.25rem);
}
.anniv3s1c-facility-list li > div .detail-area .in-text {
  margin-top: 1em;
}
/*introduction*/
.page-3s1c-intro{
  margin-top: min(160px,15vw);
}
.loop-text-wrap {
  height: 25vw;
}
.loop-text-wrap.half{
  height: calc(25vw/2);
}
.loop-text {
  -webkit-animation-duration: 70s;
  animation-duration: 70s;
  left: 0;
  position: absolute;
  right: 0;
  webkit-animation-iteration-count: infinite;
  animation-iteration-count: infinite;
  -webkit-animation-timing-function: linear;
  animation-timing-function: linear;
  height: 12vw;
}
.loop-top {
  -webkit-animation-name: bgloop1;
  animation-name: bgloop1;
  background: url("../images/3s1c/loop-text01.svg") repeat-x 50% / auto 100%;
  top: 0;
}
.loop-bottom {
  -webkit-animation-name: bgloop2;
  animation-name: bgloop2;
  background: url("../images/3s1c/loop-text02.svg") repeat-x 50% / auto 100%;
  bottom: 0;
  filter: drop-shadow(0 0 8px rgba(135,31,68,1));
}
.loop-center{
  -webkit-animation-name: bgloop1;
  animation-name: bgloop1;
  background: url("../images/3s1c/loop-text03.svg") repeat-x 50% / auto 100%;
  top: 0;
}
#petal-container{
  position: absolute;
  width: 100%;
  height: 75%;
  top: 0;
  left: 0;
  translate:0 -50%;
}
.move-petal{
  position: absolute;
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  animation: animate-petal 10s linear;
  aspect-ratio:1/1.1579;
}
/*movie*/
.anniv3s1c-intro-box{
  margin-top: min(160px,15vw);
  -ms-align-items: center;
  align-items: center;
}
.anniv3s1c-intro__movie{
  width: min(900px,100%);
  margin-top: min(100px,15vw);
  padding-bottom: min(100px,10vw);
  gap: min(50px,10vw);
  z-index: 1;
}
.anniv3s1c-movie-slider{
  opacity: 0;
  -webkit-transition: opacity .3s;
  -o-transition:opacity .3s;
  transition:opacity .3s;
}
.anniv3s1c-movie-slider.swiper-initialized{
  opacity: 1;
}
.anniv3s1c-intro__movie::before{
  content: "";
  width: 100vw;
  height: calc(100% - min(2.7em,6vw));
  background: #fff;
  position: absolute;
  bottom: 0;
  right: min(190px,10vw);
}
.anniv3s1c-intro__movie .in-title{
  font-size: min(24px,5vw);
  font-weight: 600;
}
.anniv3s1c-intro__movie::after{
  content: "Special Movie";
  font-family: var(--fnt-opt);
  font-size: min(130px,calc(100vw/6.25));
  position: absolute;
  left: 0;
  top: 0;
  translate:0 -40%;
  z-index: -1;
  color: #e3e3e3;
  white-space: nowrap;
}
.anniv3s1c-intro__movie .video-thumb figure::after{
  width: min(60px,25%);
  aspect-ratio:1/1;
  height: auto;
  background-image: url("../images/3s1c/icn_play.svg");
}
.anniv3s1c-movie-slider .slide-title{
  font-weight: 600;
  margin-top: 1em;
}
.anniv3s1c-movie-slider .slide-title::after{
  content: "";
  width: 5px;
  aspect-ratio:1/1;
  border: 2px solid;
  border-color: #333 #333 transparent transparent;
  position: absolute;
  right: 0;
  top: 50%;
  translate:0 -50%;
  rotate:45deg;
  border-radius: 2px;
}

/*新施設*/
.anniv3s1c-intro-facilities{
  margin-top: min(170px,20vw);
  width: min(1040px,100%);
  z-index: 1;
  padding-bottom: min(90px,15vw);
}
.anniv3s1c-intro-facilities > .in-title{
  font-size: min(24px,5vw);
  font-weight: 600;
  text-align: center;
}
.anniv3s1c-intro-facilities::after{
  content: "New Facilities";
  font-family: var(--fnt-opt);
  font-size: min(130px,calc(100vw/6.25));
  position: absolute;
  left: 50%;
  top: 0;
  translate:-50% -40%;
  z-index: -1;
  color: #e3e3e3;
  white-space: nowrap;
}
.anniv3s1c-intro-facilities::before{
  content: "";
  width: 100vw;
  height: calc(100% - min(2.7em,6vw));
  background: #fff;
  position: absolute;
  bottom: 0;
  left: min(190px,14vw);
}
.facils-slider_wrap{
  margin-top:min(90px,15vw);
}
.facils-slider {
  width: min(900px,100%);
  margin-left: auto;
  margin-right: auto;
}
.facils-slider .swiper-slide {
  width: 100%;
  height: auto;
  -webkit-transition: transform .3s;
  -o-transition: transform .3s;
  transition: transform .3s;
  transform: translateY(min(70px,5vw));
}
.facils-slider .swiper-slide-active{
  transform: translateY(0);
}
.facils-pager.garrery-pagination{
  margin-top: min(30px,5vw);
}
.slide-facils-item .slide-garrery-cmnt{
  border-color: #e3e3e3;
}
/*schools*/
.page-3s1c-schools{
  margin-top: min(120px,15vw);
}
.page-3s1c-schools .loop-text-wrap{
  position: absolute;
  z-index: 1;
  pointer-events: none;
  min-width: 100vw;
  top: 50%;
  left: 50%;
  translate:-50% -50%;
}
.anniv3s1c-schools-box{
  width: min(1180px,100%);
  -webkit-flex-wrap: wrap;
  -moz-flex-wrap: wrap;
  -ms-flex-wrap: wrap;
  -o-flex-wrap: wrap;
  flex-wrap: wrap;
  padding-top: min(130px,10vw);
  padding-bottom: min(130px,10vw);
}
.anniv3s1c-schools-box::before{
  content: "";
  width: 100vw;
  height: 100%;
  position: absolute;
  top: 50%;
  left: 50%;
  translate:-50% -50%;
  background:url("../images/3s1c/wall_facility.png") no-repeat center/cover;
}
.anniv3s1c-schools-box .thumb.sc_b{
  width: min(588px,58%);
}
.anniv3s1c-schools-box .thumb.sc_g{
  width: max(calc(100% - 588px),42%);
  margin-top: min(95px,10vw);
  padding-left: min(75px,5vw);
}
.anniv3s1c-schools-box .thumb.sc_c{
  width: min(617px,57%);
  aspect-ratio:1/0.7342;
}
.anniv3s1c-schools-box .thumb.sc_c img{
  object-fit: contain;
  height: 100%;
  object-position: right;
}
.anniv3s1c-schools-box .link-box{
  width: max(calc(100% - 617px),43%);
  padding-left: min(75px,5vw);
  display: -webkit-flex;
  display: -moz-flex;
  display: -ms-flex;
  display: -o-flex;
  display: flex;
  -webkit-flex-direction: column;
  -moz-flex-direction: column;
  -ms-flex-direction: column;
  -o-flex-direction: column;
  flex-direction: column;
  justify-content: center;
  -ms-align-items: center;
  align-items: center;
  gap:min(30px,5vw);
}
.anniv3s1c-schools-box .link-box .logo{
  width: 100%;
}
.anniv3s1c-schools-box .link-box a{
  background: #fff;
  width: min(216px,100%);
  border: 1px solid #9d9d9d;
  padding: 17px 1.5em;
  position: absolute;
  bottom: 0;
  right: 0;
}
.anniv3s1c-schools-box .link-box a::after{
  content: "";
  width: 4px;
  aspect-ratio:1/1;
  border: 1px solid;
  border-color: #9d9d9d #9d9d9d transparent transparent;
  position: absolute;
  right: 10px;
  top: 50%;
  translate:0 -50%;
  rotate:45deg;
}
@keyframes animate-petal {
  0% {
    top: 0;
    opacity: 0;
    transform: rotate(0deg);
  }
  10% {
    opacity: 1;
  }
  90% {
    opacity: 1;
  }
  100% {
    opacity: 0;
    top: 100vh;
    transform: rotate(3000deg);
  }
}
@-webkit-keyframes bgloop1 {
  0% {
    background-position: calc(50% - 137.15vw) 0
  }
  to {
    background-position: calc(50% - 274.3vw) 0
  }
}
@keyframes bgloop1 {
  0% {
    background-position: calc(50% - 137.15vw) 0
  }
  to {
    background-position: calc(50% - 274.3vw) 0
  }
}
@-webkit-keyframes bgloop2 {
  0% {
    background-position: 50% 0
  }
  to {
    background-position: calc(50% + 132.63vw) 0
  }
}
@keyframes bgloop2 {
  0% {
    background-position: 50% 0
  }
  to {
    background-position: calc(50% + 132.63vw) 0
  }
}
@media only screen and (max-width: 768px) {
  body.page-3s1c #hum-btn {
    display: -webkit-flex;
    display: -moz-flex;
    display: -ms-flex;
    display: -o-flex;
    display: flex;
  }
  body.page-3s1c #hum-btn button
  ,body.page-3s1c #hum-btn button::before
  ,body.page-3s1c #hum-btn button::after{
    background: #871f44;
  }
  body.page-3s1c #hum-btn.is-open button
  ,body.page-3s1c #hum-btn.is-open.fixed button{
    background: none;
  }
  /*key
  ======================================*/
  #key.key-3s1c {
    aspect-ratio: 1/1;
  }
  .anniv3s1c-schools-box .thumb.sc_b{
    width: 55%;
  }
  .anniv3s1c-schools-box .thumb.sc_g{
    width: 45%;
  }
  .slide-facils-item .slide-garrery-cmnt{
    padding-top: min(15px,5vw);
    padding-bottom: min(15px,5vw);
  }
  .slide-facils-item .slide-garrery-cmnt .in-text{
    font-size: .875em;
  }
  /*massage*/
  .anniv3s1c-facility-list li:not(:first-child) {
    margin-top: min(120px, 10vw);
  }
  .anniv3s1c-facility-list li{
    -webkit-flex-direction: column;
    -moz-flex-direction: column;
    -ms-flex-direction: column;
    -o-flex-direction: column;
    flex-direction: column;
  }
  .anniv3s1c-facility-list li > div{
    width: calc(100% - min(50px,5vw));
  }
  .anniv3s1c-facility-list li > div:nth-child(even){
    margin-left: auto;
    margin-top: 0;
  }
  .anniv3s1c-facility-list li > div .thumb-area .en-title{
    top: -1.5em;
  }
  .anniv3s1c-facility-list li > div .thumb-area .en-title span{
    font-size: min(35px,100vw/5.5);
  }
 
  /*schools*/
  .anniv3s1c-schools-box .link-box{
    width: min(600px,100%);
    margin-top: min(30px,5vw);
    margin-left: auto;
    margin-right: auto;
    padding-left: 0;
  }
  .anniv3s1c-schools-box .link-box a{
    position: relative;
    top: auto;
    right: auto;
  }
}
@media only screen and (max-width: 480px) {
  /*movie*/
  .anniv3s1c_slide_wrap .swiper-btn-right
  ,.anniv3s1c_slide_wrap .swiper-btn-left{
    display: none;
  }
  .anniv3s1c-movie-slider{
    opacity: 1;
  }
  .anniv3s1c-movie-slider .swiper-wrapper{
    display: -webkit-flex;
    display: -moz-flex;
    display: -ms-flex;
    display: -o-flex;
    display: flex;
    -webkit-flex-direction: column;
    -moz-flex-direction: column;
    -ms-flex-direction: column;
    -o-flex-direction: column;
    flex-direction: column;
    gap:min(50px,10vw);
  }
}