@charset "UTF-8";

/*-------------------------------------------------------------
///////////////////////////////////////////////////////////////
base layout
///////////////////////////////////////////////////////////////
--------------------------------------------------------------*/

.wrapper {
    width: 100%;
    display: grid;
    grid-template-areas:
            "header"
            "main"
            "footer";
    grid-template-rows: auto 1fr auto;
    align-content: start;
}

.header {
    grid-area: header;
}

.main {
    grid-area: main;
}

.footer {
    grid-area: footer;
}

.header > *,
.main > *,
.footer > * {
    position: relative;
    width: min(92%, 1200px);
    margin-left: auto;
    margin-right: auto;
}

/*-------------------------------------------------------------
///////////////////////////////////////////////////////////////
base module & style
///////////////////////////////////////////////////////////////
--------------------------------------------------------------*/

:root {
    --key-color: #0A0036;
    --sub-color: #002864;
    box-sizing: border-box;
    --space-s: 0.5em;
    --space-m: 1em;
    --space-l: 2em;
    line-height: 1.7;
}

a {
    color: #0000ff;
    text-decoration: underline;
}

a:hover {
    filter: brightness(90%) contrast(110%);
    transition: all 1s;
    text-decoration: none;
}

img {
    display: block;
    max-width: 100%;
    height: auto;
    vertical-align: middle;
}

table {
    border-collapse: collapse;
    border-spacing: 0;
}

/* SP、PC表示切り替え */
.sp_on {
    display: block; /* SPのみ表示 */
}
@media (min-width: 768px) {
	.sp_on {
        display: none;
    }
}

.pc_on {
    display: none;
}
@media (min-width: 768px) {
	.pc_on {
        display: block; /* PCのみ表示 */
    }
}

/* ページトップへもどる */
.page_top {
    width: 40px;
    height: 40px;
    right: 10px;
    bottom: 70px;
    position: fixed;
    border: 1px solid #00FFFF;
    background: #00FFFF;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 100;
}
@media (min-width: 768px) {
    .page_top {
        right: 20px;
        bottom: 20px;
    }
}
.page_top::before {
    content: "";
    display: block;
    width: 5px;
    height: 5px;
    border-top: 1px solid var(--key-color);
    border-right: 1px solid var(--key-color);
    transform: rotate(-45deg);
}


/* @group ヘッダーエリア
------------------------------------------------------*/

.header {
    position: relative;
}

.header.home {
    height: 400px;
}
@media (min-width: 768px) {
    .header.home {
        height: 610px;
    }
}

.header.home::before {
    position: absolute;
    content: "";
    width: 100%;
    height: 400px;
    background-image: linear-gradient(#FFFFFF, #FFFFFF), linear-gradient(rgba(0, 40, 100, 0.3), rgba(0, 40, 100, 0.3)), url(../images/mv_sp.jpg);
    background-position: center 103px, center center, center top;
    background-repeat: no-repeat;
    background-size: 100% 1px, 100% 100%, cover;
}
@media (min-width: 768px) {
    .header.home::before {
        height: 610px;
        background-image: linear-gradient(#FFFFFF, #FFFFFF),  linear-gradient(rgba(0, 40, 100, 0.3), rgba(0, 40, 100, 0.3)), url(../images/mv.jpg);
        background-position: center 103px, center center, left top;
    }
}

.header .title {
    display: flex;
    justify-content: center;
    margin-top: 70px;
}

.header .title img {
    width: 100%;
    height: auto;
}
@media (min-width: 768px) {
    .header .title img {
        width: 406px;
    }
}

/* @group メインエリア
------------------------------------------------------*/
/* @group フッターエリア
------------------------------------------------------*/

.footer {
    background-color: var(--sub-color);
    background-image: linear-gradient(var(--key-color), var(--key-color));
    background-position: left bottom;
    background-repeat: no-repeat;
    background-size: 100% 60px;
    color: #FFFFFF;
}
@media (min-width: 768px) {
    .footer {
        height: 150px;
        background-size: 100% 40px;
    }
}

.contact {
    height: 130px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    font-size: 13px;
    font-weight: bold;
}
@media (min-width: 768px) {
    .contact {
        height: 110px;
    }
}

.contact dd a {
    color: #00FFFF;
    text-decoration: none;
}

.copyright {
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
}
@media (min-width: 768px) {
    .copyright {
        height: 40px;
    }
}

.copyright small {
    font-size: 12px;
    line-height: 1.4;
    color: #EAEAEA;
    text-align: center;
}

/* トップページ */

.introduction {
    padding-top: 45px;
    padding-bottom: 45px;
}
@media (min-width: 768px) {
    .introduction {
        padding-top: 100px;
        padding-bottom: 163px;
    }
}

.introduction h2 {
    display: flex;
    justify-content: center;
    align-items: center;
}

.introduction h2::before {
    content: "";
    background-image: url(../images/ico_introduction.svg);
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center center;
    width: 20px;
    height: 20px;
}

.introduction h2 span {
    margin-left: 7px;
    font-size: clamp(1rem, 0.943rem + 0.242vw, 1.125rem);
    font-weight: bold;
    color: var(--sub-color);
}

.introduction_media {
    margin-top: 30px;
    display: grid;
    gap: 25px;
    align-content: start;
}
@media (min-width: 768px) {
    .introduction_media {
        margin-top: 50px;
        grid-template-columns: auto auto;
        justify-content: space-between;
        gap: 40px;
    }
}

.introduction_thumb img {
    width: 100%;
    height: auto;
}
@media (min-width: 768px) {
    .introduction_thumb img {
        max-width: 350px;
    }
}

.introduction_text {
    display: grid;
    gap: 10px;
    font-size: 14px;
}

.movie {
    margin-left: calc(50% - 50vw);
    margin-right: calc(50% - 50vw);
    padding-left: calc(50vw - 50%);
    padding-right: calc(50vw - 50%);
}

.movie {
    padding-top: 50px;
    padding-bottom: 60px;
    background-color: var(--key-color);
}
@media (min-width: 768px) {
    .movie {
        padding-top: 60px;
        padding-bottom: 145px;
    }
}

.movie h2 {
    display: flex;
    justify-content: center;
    align-items: center;
}

.movie h2::before {
    content: "";
    background-image: url(../images/ico_movie.svg);
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center center;
    width: 20px;
    height: 20px;
}

.movie h2 span {
    margin-left: 7px;
    font-size: clamp(1rem, 0.943rem + 0.242vw, 1.125rem);
    font-weight: bold;
    color: #FFFFFF;
}

.movie_card {
    display: grid;
    gap: 60px;
    margin-top: 40px;
}
@media (min-width: 768px) {
    .movie_card {
        grid-template-columns: auto auto;
        justify-content: space-between;
    }
}

.movie_card li {
    text-align: center;
}

.movie_title {
    font-size: 14px;
    color: #FFFFFF;
}

.movie_thumb {
    margin-top: 10px;
}
@media (min-width: 768px) {
    .movie_thumb {
        margin-top: 15px;
    }
}

.movie_thumb {
    width: 100%;
    height: auto;
}
@media (min-width: 768px) {
    .movie_thumb {
        max-width: 540px;
    }
}


/* 下層ページスタイル　共通 */
.page-contents {
    margin-top: -270px;
    padding-bottom: 40px;
    background-image: linear-gradient(to bottom, rgba(255, 255, 255, 0.85) 0px, rgba(255, 255, 255, 1) 270px, #FFFFFF 100%);
    background-position: center top;
    background-repeat: no-repeat;
    background-size: 100% 100%;
    border-radius: 6px 6px 0 0;
    
}
@media (min-width: 768px) {
    .page-contents {
        min-height: 1500px;
        margin-top: -430px;
        background-image: linear-gradient(to bottom, rgba(255, 255, 255, 0.85) 0px, rgba(255, 255, 255, 1) 430px, #FFFFFF 100%);
        border-radius: 10px 10px 0 0;
        border-left: 1px solid var(--sub-color);
        border-right: 1px solid var(--sub-color);
    }
}


/* h2ページタイトル */

.page-title {
    height: 60px;
    display: flex;
    align-items: center;;
    position: relative;
    padding: .5em .7em .4em;
    margin-bottom: 20px;
    border-bottom: 3px solid var(--sub-color);
}
@media (min-width: 768px) {
    .page-title {
        height: 80px;
        margin-bottom: 40px;
    }
}

.page-title>span {
    margin-left: 0.5em;
    font-size: clamp(1.125rem, 0.955rem + 0.727vw, 1.5rem);
    font-weight: bold;
    color: var(--key-color);
    text-shadow: 2px 2px 2px rgba(0, 0, 0, 0.3);
    line-height: 1.4;
}

.page-title>span::before {
    font-family: "Font Awesome 5 Free";
    content: "\f1c0";
    font-weight: 900;
    padding-right: .5em;
    color: var(--sub-color);
    position: relative;
    top: -1px;
}

.page-body {
    min-height: 700px;
    padding-left: 15px;
    padding-right: 15px;
    padding-bottom: 30px;
}
@media (min-width: 768px) {
    .page-body {
        min-height: 1100px;
        padding-left: 25px;
        padding-right: 25px;
        padding-bottom: 40px;
    }
}


/* 既存の垂直マージンを削除 */
.page-body>* {
    margin-top: 0;
    margin-bottom: 0;
}

/* 連続する要素だけに上方向のマージンを適用 */
.page-body>*+* {
    margin-block-start: var(--space, 2em);
}

.page-body>section>* {
    margin-top: 0;
    margin-bottom: 0;
}

.page-body>section>*+* {
    margin-block-start: var(--space, 1em);
}

.heading_h3 {
    height: 50px;
    display: flex;
    align-items: center;
    /*margin-top: 30px;*/
    /*margin-bottom: 20px;*/
    padding-top: 10px;
    padding-bottom: 10px;
}
@media (min-width: 768px) {
    .heading_h3 {
        height: 30px;
        padding-top: 30px;
        padding-bottom: 20px;
        /*margin-bottom: 20px;*/
    }
}

.heading_h3::before {
    content: "\f111";
    font-family: "Font Awesome 5 Free";
    font-size: 0.8em;
    font-weight: 900;
    color: var(--sub-color);
    position: relative;
    bottom: 1px;
	margin-top: 2px;
}
@media (min-width: 768px) {
    .heading_h3::before {
        margin-right: 0.25em;
        font-size: 1em;
    }
}

.heading_h3::after {
    display:block;
    flex:1;
    content: '';
    border-top: 1px solid var(--sub-color);
    margin-left:10px;
}
@media (min-width: 768px) {
    .heading_h3::after {;
        margin-left:15px;
    }
}

.heading_h3 > span {
    margin-left: 5px;
	font-size: clamp(1.125rem, 0.9rem + 0.96vi, 1.5rem);
	font-weight: bold;
    color: var(--key-color);
}

.heading_h4 {
    /*height: 26px;*/
    display: flex;
    align-items: center;
    margin-bottom: 15px;
    background: linear-gradient(var(--sub-color), var(--sub-color));
    background-position: left center;
    background-repeat: no-repeat;
    background-size: 5px 100%;
}

.heading_h4>span {
    font-size: clamp(1rem, 0.886rem + 0.485vi, 1.25rem);
    font-weight: bold;
    color: var(--key-color);
    line-height: 1.4;
    margin-left: 10px;
}

/* ページ準備中 */
.under_construction {
    padding: 10% 0;
    font-size: 13px;
    text-align: center;
}

.page-body p,
.page-body ul,
.page-body ol,
.page-body dl,
.page-body table,
.page-body figcaption {
    font-size: clamp(0.813rem, 0.727rem + 0.364vw, 1rem);
}

/* 表組み */

.tbl-sp {
    overflow-x: scroll;
}

.tbl-sp table {
    min-width: 700px;
}
.tbl-sp500 table {
    min-width: 500px;
}

.tbl-width100 {
    width: 100%;
}

.tbl-width50 {
    width: 50%;
}

.tbl-style01 thead th,
.tbl-style01 tbody th,
.tbl-style01 tbody td {
    border: 1px #CCCCCC;
    border-style: solid;
}

.tbl-style01 thead th {
    background-color: #DDDDDD;
    padding: .5em 1.5em;
}

.tbl-style01 tbody th {
    background-color: #EEEEEE;
    padding: .5em 1.5em;
}

.tbl-style01 tbody td {
    background-color: #FFFFFF;
    padding: .5em 1.5em;
}
.tbl-style01.reg_jp th{
	background:#F2DCDB;
}
.th-c-m th {
    text-align: center;
    vertical-align: middle;
}

.th-l-m th {
    text-align: left;
    vertical-align: middle;
}

.th-l-t th {
    text-align: left;
    vertical-align: top;
}

.td-c-m td {
    text-align: center;
    vertical-align: middle;
}

.td-l-m td {
    text-align: left;
    vertical-align: middle;
}

.td-l-t td {
    text-align: left;
    vertical-align: top;
}

/* リストスタイル */
.list-style {
    list-style-position: outside;
    padding-left: 1.5em;
}

.list-disc {
    list-style-type: disc;
}

.list-num {
    list-style-type: decimal;
}

.list-num2 {
    display: flex;
    flex-direction: column;
    gap: 0.5em;
}
.list-num2 > li {
    display: flex;
    gap: 5px;
}
.list-num2 > li > span {
    min-width: 20px;
}

.list-num3 {
    display: flex;
    flex-direction: column;
    gap: 0.5em;
}
.list-num3 > li {
    display: flex;
    gap: 5px;
}
.list-num3 > li > span {
    min-width: 35px;
}

.list-child {
    padding-left: 1em;
    list-style-type: circle;
}

.list-style > li {
    line-height: 1.5;
    margin-bottom: 0.5em;
}

.list-style li>span {
    display: inline;
}

/*※入り*/
.asterisk {
    padding-left: 1.2em;
    text-indent: -0.9em;
}

.asterisk li::before {
    content: '*';
    margin-right: .3em;
    position: relative;
    bottom: 1px;
}

/*-入り*/
.child-list {
    padding-top: 0.5em;
    padding-left: 1.2em;
    text-indent: -0.9em;
}

.child-list li::before {
    content: '-';
    margin-right: .3em;
    position: relative;
    bottom: 1px;
}

/*●入り*/
.list-circle {
    padding-left: 1.2em;
    text-indent: -1.2em;
}

.list-circle > li:not(:last-child) {
    margin-bottom: 5px;
}

.list-circle > li::before {
    content: "\f111";
    font-family: "Font Awesome 5 Free";
    font-size: 0.85em;
    font-weight: 900;
    margin-right: .5em;
    position: relative;
    bottom: 1px;
    color:#1D83AB;
}

/*囲み*/
.enclosure01 {
    border: 1px;
    border-style: solid;
    padding: 1em 2em;
}

.enclosure02 {
    display: inline-block;
    border: 1px;
    border-style: solid;
    padding: .5em 1em;
}

.enclosure-style01 {
    border-color: #DDDDDD;
    background: #FFFFFF;
}

.enclosure-style02 {
    border: 3px solid rgba(43, 80, 154, 0.2);
    background: rgba(43, 80, 154, 0.05);
}

.enclosure-style03 {
    border: 3px solid rgba(210, 32, 109, 0.2);
    background: rgba(210, 32, 109, 0.05);
}

/* アイコン付与 */

.pdf::after {
    content: "\f1c1";
    font-family: "Font Awesome 5 Free";
    font-size: 0.85em;
    font-weight: 900;
    margin-left: .5em;
}

.word::after {
    content: "\f1c2";
    font-family: "Font Awesome 5 Free";
    font-size: 0.85em;
    font-weight: 900;
    margin-left: .5em;
}

.download::before {
    content: "\f019";
    font-family: "Font Awesome 5 Free";
    ont-size: 0.85em;
    font-weight: 900;
    margin-right: .5em;
}

/* Virtual Database */

.database_card {
    display: grid;
    gap: 20px;
}
@media (min-width: 768px) {
    .database_card {
        grid-template-columns: repeat(2, 48%);
        justify-content: space-between;
        gap: 40px;
    }
}

/* Online Tours & Experiences */

.tours_card {
    display: grid;
    gap: 20px;
}
@media (min-width: 768px) {
    .tours_card {
        grid-template-columns: repeat(2, auto);
        justify-content: space-between;
        gap: 40px;
    }
}

/* 共通カードレイアウト */

.card__item {
    box-sizing: border-box;
    border: 1px solid var(--sub-color);
    padding-bottom: 10px;
}

.card__item a {
    display: grid;
    align-content: start;
    gap: 10px;
    text-decoration: none;
    color: #000000;
}

/*.card__item a > :nth-child(n+2) {
    padding-left: 10px;
    padding-right: 10px;
}*/

.card__item a .card__thumb img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    object-position: top center;
}
@media (min-width: 768px) {
    .card__item a .card__thumb img {
        width: 100%;
        height: 300px;
    }
}

.card__item a .card__thumb iframe {
    width: 100%;
    height: 200px;
    object-fit: cover;
    object-position: top center;
}
@media (min-width: 768px) {
    .card__item a .card__thumb iframe {
        width: 100%;
        height: 300px;
    }
}

.card__item a .card__heading {
    font-size: clamp(1rem, 0.886rem + 0.485vi, 1.25rem);
    font-weight: bold;
	padding: 5px 10px;
	transition: all 0.5s;
}
.card__item a .card__heading:hover,
.card__item a .card__text:hover {
	color: blue;
}

.card__item a .card__tag {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.card__item a .card__tag > li {
    background-color: #CCCCCC;
    border-radius: 3px;
    width: 80px;
    font-size: 12px;
    text-align: center;
}
@media (min-width: 768px) {
    .card__item a .card__tag > li {
        width: 100px;
        font-size: 13px;
    }
}

.card__item a .card__tag > li.tag__vr {
    background-color: darkblue;
    color: #FFFFFF;
}

.card__item a .card__tag > li.tag__metaverse {
    background-color: var(--key-color);
    color: #FFFFFF;
}

.card__item a .card__tag > li.tag__movie {
    background-color: orangered;
    color: #FFFFFF;
}

.card__item a .card__text {
    padding: 0 10px;
}
.card__heading::after {
	content: "\f35d";
    font-family: "Font Awesome 5 Free";
    font-size: 0.85em;
    font-weight: 900;
	margin-left: 0.5em;
}

.top_banner {
	display: block;
	max-width:400px;
	margin: 10px auto;
}
.heading_h402::before {
    content: "\f054";
    font-family: "Font Awesome 5 Free";
    font-size: 0.85em;
    font-weight: 900;
    /*margin-right: .5em;*/
}

.heading_h402 {
    height: 26px;
    display: flex;
    align-items: center;
	margin-top: 30px;
    margin-bottom: 15px;
	
    /*background: linear-gradient(var(--sub-color), var(--sub-color));
    background-position: left center;
    background-repeat: no-repeat;
    background-size: 5px 100%;*/
}

.heading_h402>span {
    font-size: clamp(1rem, 0.886rem + 0.485vi, 1.25rem);
    font-weight: bold;
    color: var(--key-color);
    line-height: 1.4;
    margin-left: 10px;
}

/* 開閉用 */
.hidden_wrapper{
  display: none;
}

.accordionBtn a {
	text-decoration: none;
	cursor: pointer;
}
.accordionBtn button{
  position: relative;
  border: none;
  width: 100%;
  background-color: inherit;
  color: #fff;
  cursor: pointer;
  text-align: left;
  /*padding: 15px 0 15px 20px;*/
  font-size:1em;
}
.accordionBtn button span {
	position: relative;
}
.accordionBtn button span:hover{
  color: blue;
}
.accordionBtn button span::before,
.accordionBtn button span::after{
  content:"";
  position: absolute;
  top: 50%;
  width: 1.5px;
  height: 8px;
  background-color: var(--key-color);
  transition: .5s;
}

.accordionBtn button span::before{
	transform: translateY(-50%) rotate(-45deg);
	right: -20px;
	/*top: 22px;*/
}
.accordionBtn button span::after{
	transform: translateY(-50%) rotate(45deg);
	right: -25px;
	/*top: 22px;*/
}
.accordionBtn.clicked button span::before{
  transform: translateY(-50%) rotate(-135deg);
  transition:.5s;
}
.accordionBtn.clicked button span::after{
  transform: translateY(-50%) rotate(135deg);
  transition:.5s;
}
.accordionBtn .heading_h3::after {
	border: none;
}

/* Online Tours & Experiences */
.introduction_banner {
	margin: 20px auto 0;
	width: 100%;
	max-width: 300px;
    height: auto;
}
@media(min-width:767px){
	.introduction_banner {
		margin: 20px 0 0 0;
	}
}