@charset "utf-8";

*,
::before,
::after {
  padding: 0;
  margin: 0;
  box-sizing: border-box;
}

ul,
li {
  list-style: none;
}

a {
  color: inherit;
  text-decoration: none;
}

body {
  font-family: sans-serif;
  font-size: 16px;
  color: #000000;
  line-height: 1;
  background-color: #ffffff;
}

img {
  max-width: 100%;
}

html {
  scroll-behavior: smooth;
}

/* 共通CSS */

.section-title {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.section-title h1 {
  border-top: solid 3px #000;
  border-bottom: solid 3px #000;
  font-size: 40px;
  padding: 10px;
}

.section-title h2 {
  font-size: 20px;
  margin-top: 3px;
}

/* 画像切り替え */

.top-mountain-one {display: block;}
.top-mountain-two {display: block;}
.top-mountain-one-resp {display: none;}
.top-mountain-two-resp {display: none;}

.threedimention-mountain-one {display: block;}
.threedimention-mountain-two {display: block;}
.threedimention-mountain-one-resp {display: none;}
.threedimention-mountain-two-resp {display: none;}

.sea1 {display: block;}
.sea2 {display: block;}
.sea3 {display: block;}
.sea4 {display: block;}
.sea1-resp {display: none;}
.sea2-resp {display: none;}
.sea3-resp {display: none;}
.sea4-resp {display: none;}

.skyimage {display: block;}
.skyimage-resp {display: none;}

/* プログレスバー */

#container {
  width: 20vh;
  height: 20vh;
  position: fixed;
  top: calc(50vh - 10vh);
  left: calc(50vw - 10vh);
  z-index: 100;
}

#main {
	animation: fadein 1s forwards;
}

@keyframes fadein {
	0% {opacity: 0}
	100% {opacity: 1}
}

/* ヘッダー */

.header {
  background-color: #2c78d6;
  opacity: 0.9;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 10;
}

.header-inner {
  max-width: 1200px;
  height: 90px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 40px;
  padding-right: 40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.header-logo {
  display: block;
  width: 80px;
}

.header-navigations {
  display: block;
}

.header-navigations ul {
  display: flex;
}

.header-navigations ul li {
  color: #fff;
  font-size: 15px;
  margin-left: 20px;
  margin-right: 20px;
}

.header-navigations ul li a span {
  font-size: 22px;
}

.notice-board {
  display: none;
}

.hamburger-menu-button {
  display: none;
}

.navigations-resp {
  display: none;
}

/* メイン */

.main {
  padding-top: 90px;
}

/* TOPトップ */

.top {
  z-index: -1;
  height: calc(100vh - 90px);
  background-image: url(images/top-background.png);
  background-size: 15vw;
  position: relative;
  padding-top: 13vh;
}

.top-title {
  z-index: -2;
  width: 100vw;
  max-width: 1200px;
  margin-left: -50%;
  text-align: center;
  position: fixed;
  left: 50vw;
}
@media (min-width: 1200px) {
  .top-title {
    margin-left: -600px;
  }
}

.top-title .top-maintitle {
  width: 70%;
}

.top-title .top-subtitle {
  font-size: 2.5vw;
  text-align: center;
  width: 80%;
  margin-left: auto;
  margin-right: auto;
  color: #F5C615;
  font-weight: bold;
  text-shadow:
    2px 2px 0 #000000, -2px -2px 0 #000000,
    -2px 2px 0 #000000, 2px -2px 0 #000000,
    0px 2px 0 #000000,  0 -2px 0 #000000,
    -2px 0 0 #000000, 2px 0 0 #000000;
}

.top-title .top-yearpop {
  width: 13%;
  position: absolute;
  right: 21%;
  top: 15%;
}

.top-title .top-scrolldown span{
  position: absolute;
  bottom: -50px;
  transform: translate(-50%, 0);
  -webkit-transform: translate(-50%, 0);
  -ms-transform: translate(-50%, 0);
  font-size: 20px;
  padding: 10px;
  border-radius: 4px;
  color: #eee;
  background-color: #000000;
}

.top-title .top-scrolldown span::after{
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  transform: translate(-50%, 0);
  -webkit-transform: translate(-50%, 0);
  -ms-transform: translate(-50%, 0);
  width: 2px;
  height: 30px;
  background: #000;
  animation: pathmove 2s ease-in-out infinite;
  opacity:0;
}

@keyframes pathmove{
  0%{
    height:0;
    top:0;
    opacity: 0;
  }
  50%{
    height:50px;
    top: 50px;
    opacity: 1;
  }
  100%{
    height:0;
    top:100px;
    opacity: 0;
  }
}

.top-mountain {
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
}

.top-mountain img {
  position: absolute;
  left: 0;
  bottom: 0;
}

.top-moon {
  z-index: -1;
  position: absolute;
  left: 25vw;
  bottom: 15vw;
  width: 8vw;
}

.cloudwrapper1 {
  overflow: hidden;
  position: absolute;
  bottom: 5vh;
  width: 100%;
}

.top-cloud1 {
  margin-left: 10vw;
  width: 20vw;
}

.cloudwrapper2 {
  overflow: hidden;
  position: absolute;
  bottom: 20vh;
  width: 100%;
}

.top-cloud2 {
  margin-left: calc(100vw - 30vw);
  width: 15vw;
}

.cloudwrapper3 {
  overflow: hidden;
  position: absolute;
  top: 5vh;
  width: 100%;
}

.top-cloud3 {
  margin-left: 10vw;
  width: 20vw;
}

/* SLOGANスローガン */

.slogan {
  background-color: #ebecf0;
}

.slogan-main {
  display: flex;
  flex-direction: row-reverse;
  justify-content: space-between;
  align-items: center;
  width: 900px;
  max-width: 90%;
  margin-left: auto;
  margin-right: auto;
}

.slogan-shodo {
  position: relative;
  flex-shrink: 0;
  width: 50%;
}

.slogan-shodo .slogan-shodo-img {
  z-index: 2;
  position: relative;
}

.slogan-shodo .slogan-shodo-bg {
  z-index: 0;
  width: 80%;
  opacity: 0.9;
  position: absolute;
  bottom: 0;
  right: 30%;
}

.slogan-message {
  z-index: 1;
  position: relative;
  flex-shrink: 0;
  width: 50%;
  border: solid 1px #cbcbcb;
  background-image: url(images/slogan-message-background.png);
  background-position: center center;
  background-size: 70px;
  padding: 20px;
}

.kancho {
  order: 1;
}

.uncho {
  order: 2;
}

.somu {
  order: 3;
}

.slogan-message .slogan-message-title {
  display: inline-block;
  background: linear-gradient(transparent 60%, rgba(35,120,245,0.7) 60%);
  margin-left: auto;
  margin-right: auto;
  font-size: 30px;
  font-weight: bold;
}

.slogan-message .slogan-message-text {
  font-size: 20px;
  line-height: 1.1;
  margin-top: 10px;
}

/* 海面 */

.seasurface {
  background-color: #ebecf0;
  position: relative;
  height: calc(calc(100vw/20.43)*3);
}

.sea4 {
  z-index: 0;
  bottom: calc(calc(100vw/20.43)*0.99);
  left: 0;
  width: 100vw;
  position: absolute;
}

.sea3 {
  z-index: 0;
  bottom: calc(calc(100vw/20.43)*0.66);
  left: 0;
  width: 100vw;
  position: absolute;
}

.sea2 {
  z-index: 0;
  bottom: calc(calc(100vw/20.43)*0.33);
  left: 0;
  width: 100vw;
  position: absolute;
}

.sea1 {
  z-index: 0;
  bottom: 0;
  left: 0;
  width: 100vw;
  position: absolute;
}

/* MESSAGE巻頭言 */

.message {
  position: relative;
  background-color: #035bf5;
}

.message-main {
  padding-top: 30px;
  padding-bottom: 80px;
}

.message-list {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  width: 900px;
  max-width: 90%;
  column-gap: 2vw;
  margin-left: auto;
  margin-right: auto;
}

.message-list li {
  flex-shrink: 0;
  width: 30%;
  position: relative;
  background-color: #fff;
}

.message-list li::before {
  z-index: 0;
  content: "";
  position: absolute;
  top: 2.5%;
  left: 4%;
  width: 92%;
  height: 95%;
  background-color: #e2e7ea;
  /* color: #e2e7ea; */
}

.message-list li img {
  z-index: 0;
  position: relative;
  margin-bottom: 2.5%;
}

.message-namebox {
  z-index: 0;
  position: absolute;
  top: 5%;
  left: 0;
  right: 0;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.message-namebox .message-name {
  color: #000000;
  font-weight: bold;
  font-size: 25px;
  /* text-shadow:s
    1px 1px 0 #000000, -1px -1px 0 #000000,
    -1px 1px 0 #000000, 1px -1px 0 #000000,
    0px 1px 0 #000000,  0 -1px 0 #000000,
    -1px 0 0 #000000, 1px 0 0 #000000; */
}

.message-namebox .message-job {
  color: #000;
  font-weight: bold;
  font-size: 15px;
  /* text-shadow:
    0.5px 0.5px 0 #000000, -0.5px -0.5px 0 #000000,
    -0.5px 0.5px 0 #000000, 0.5px -0.5px 0 #000000,
    0px 0.5px 0 #000000,  0 -0.5px 0 #000000,
    -0.5px 0 0 #000000, 0.5px 0 0 #000000; */
}

.modal-open {
  position: absolute;
  bottom: 3%;
  right: 7%;
  /* transform: translate(-50%, 0);
  -webkit-transform: translate(-50%, 0);
  -ms-transform: translate(-50%, 0);
  text-align: center; */
  width: 15%;
  /* background-color: #F5C615;
  border: solid 2px #000;
  padding: 10px;
  color: #fff;
  font-size: 20px; */
}

.message-modal-button:hover {
  cursor: pointer;
}

.modal {
  margin-top: 90px;
  animation: fadein 0.5s;
  border-radius: 0 !important;
  background-image: url(images/slogan-message-background.png) !important;
  background-position: center center !important;
  background-size: 70px !important;
}

.message-modal {
  padding: 20px;
}

.message-modal .modal-header {
  font-size: 20px;
  border-left: solid 6px #035bf5;
  padding: 5px;
  margin-bottom: 20px;
}

.message-modal .modal-text {
  line-height: 1.1;
}

/* 立体空 */

.threedimention-sky {
  background-color: #e5e5e5;
}

.threedimention-sky img {
  width: 100vw;
  vertical-align:top;
}

/* PROGRAM企画紹介 */

.program {
  background-color: #e5e5e5;
  /* アンカーリンクのずれ補正 */
  padding-top: 90px;
  margin-top: -90px;
}

.program .section-title {
  padding-top: 30px;
}

.program-main {
  width: 700px;
  max-width: 90%;
  margin-left: auto;
  margin-right: auto;
  margin-top: 50px;
}

.program-main .programs {
  display: grid;
  grid-template-columns: repeat(2,50%);
  justify-content: center;
  column-gap: 2%;
  row-gap: 5%;
}

.programs li {
  background-color: #fff;
  padding: 5%;
  border: solid 4px #000;
  text-align: center;
  position: relative;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
}

.programs li::before {
  z-index: 0;
  content: "";
  position: absolute;
  top: 5%;
  left: 1%;
  width: 98%;
  height: 90%;
}

.programs a:nth-child(1) li::before {
  background-color: #ff6d61;
}
.programs a:nth-child(2) li::before {
  background-color: #52d4e1;
}
.programs a:nth-child(3) li::before {
  background-color: #fff53b;
}
.programs a:nth-child(4) li::before {
  background-color: #31da99;
}

.programs li h1 {
  z-index: 1;
  position: relative;
  font-size: 30px;
}

.programs li h2 {
  z-index: 1;
  position: relative;
  font-size: 25px;
}

.programs li img {
  z-index: 1;
  position: relative;
  width: 8%;
  flex-shrink: 0;
  margin-left: 2%;
}

.program-data {
  width: 400px;
  max-width: 90%;
  margin-left: auto;
  margin-right: auto;
  margin-top: 30px;
  padding-bottom: 50px;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  column-gap: 1%;
}

.program-data li {
  display: flex;
  align-items: center;
  justify-content: center;
  border: solid 3px #000;
  border-radius: 10px;
  padding: 2%;
}

.program-data li h1 {
  font-size: 18px;
}

.program-data li img {
  margin-left: 5%;
  width: 7%;
  flex-shrink: 0;
}


/* 立体空(リバース) */

.threedimention-sky-reverse {
  background-color: #e5e5e5;
}

.threedimention-sky-reverse img {
  width: 100vw;
  transform: rotate(180deg);
  vertical-align: top;
}

/* ARTWORK作品 */

.artwork {
  position: relative;
  background-image: url(images/top-background.png);
  background-size: 15vw;
}

.artwork .section-title {
  padding-top: 30px;
}

.artwork-main {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-top: 30px;
  margin-bottom: 30px;
}

.artwork-main .container {
  padding: 10px;
  background-color: #2c78d6;
  width: 900px;
  max-width: 90%;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  grid-template-rows: 1.6fr 0.8fr 0.8fr 0.8fr;
  gap: 10px 10px;
  grid-auto-flow: row;
  grid-template-areas:
    "bro1 bro2 pos"
    "back back south"
    "north1 north2 north3"
    "north4 north5 north6";
}

.bro1 { grid-area: bro1; }

.bro2 { grid-area: bro2; }

.pos { grid-area: pos; }

.back { grid-area: back; }

.south { grid-area: south; }

.north1 { grid-area: north1; }

.north2 { grid-area: north2; }

.north3 { grid-area: north3; }

.north4 { grid-area: north4; }

.north5 { grid-area: north5; }

.north6 { grid-area: north6; }

.artwork-main .container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}


.threedimention-mountain {
  height: calc(calc(100vw*2200)/11900);
}

.threedimention-mountain-one, .threedimention-mountain-one-resp{
  width: 100vw;
  position: absolute;
  bottom: 0;
  left: 0;
}

.threedimention-mountain-two, .threedimention-mountain-two-resp{
  width: 100vw;
  position: absolute;
  bottom: 0;
  left: 0;
}

/* フッター */

.footer {
  background-color: #ebecf0;
  padding-bottom: 30px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.footer-school-info {
  display: flex;
  align-items: center;
}

.footer-school-logo {
  width: 70px;
}

.footer-school-name {
  font-size: 30px;
  font-weight: bold;
  border-left: solid 3px #000000;
  padding: 7px;
  margin: 5px;
}

.footer p {
  font-size: 16px;
}

.homepage {
  color: #fff;
  background-color: #2c78d6;
  border: solid 2px #000;
  padding: 6px;
  margin-top: 10px;
}

.footer-copyright {
  color: #ffffff;
  background-color: #000;
  font-size: 15px;
  text-align: center;
  padding: 10px;
}