@charset "utf-8";

* {
    box-sizing: border-box;
}

html {
	font-size: 62.5%;
}

body {
	font-family: "Noto Sans JP", 'Zen Kaku Gothic New', sans-serif;
	color: #333;
}


h2 {
	font-family: "Noto Sans JP", 'Zen Kaku Gothic New', sans-serif;
	font-size: 5rem;
	line-height: 1.2;
	text-align: center;
	padding-top: 180px;
	color: #ddee04;
	text-shadow: 1.3px 1.3px 0 #000, -1.3px -1.3px 0 #000,
		-1.3px 1.3px 0 #000, 1.3px -1.3px 0 #000,
		0px 1.3px 0 #000, 0 -1.3px 0 #000,
		-1.3px 0 0 #000, 1.3px 0 0 #000F;
}

h2 span {
	font-size: 2.5rem;
}

/* h2 {
	font-family: "Noto Sans JP", 'Zen Kaku Gothic New', sans-serif;
	font-size: 5rem;
	line-height: 1.2;
	text-align: center;
	padding-top: 180px;
	color: #fff;
	text-shadow: 1.3px 1.3px 0 #000, -1.3px -1.3px 0 #000,
		-1.3px 1.3px 0 #000, 1.3px -1.3px 0 #000,
		0px 1.3px 0 #000, 0 -1.3px 0 #000,
		-1.3px 0 0 #000, 1.3px 0 0 #000F;
} */

p {
	/* font-family: Noto Sans JP; */
	margin: 0 0 1em;
	font-size: 1.4rem;
	line-height: 1.5;
}

p > span {
	font-weight: bold;
}

.annotation {
	margin: 0 0 1em;
	font-size: 1.2rem;
	line-height: 1.3;
}

h3 {
	/* font-family: Noto Sans JP; */
	font-weight: bold;
	font-size: 2.6rem;
	line-height: 1.3;
	text-align: left;
	margin-bottom: 1.0em;
}

h4 {
	/* font-family: Noto Sans JP; */
	font-weight: bold;
	font-size: 2rem;
	line-height: 1.3;
	text-align: left;
	margin: 3em 0 0.5em;
}

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

.header-nav {
	position: relative;
	display: flex;
	/* margin-right: 30px;*/
}

.header-nav a {
	color: #fff;
	font-family: "Noto Sans JP", 'Zen Kaku Gothic New', sans-serif;
	font-size: 1.3rem;
	line-height: 1.5;
}

.header-wrapper {
	display: flex;
	/* justify-content: center; */
	justify-content: space-between;
	width: 100%;
	position: fixed;
	z-index: 10;
}

.header-logo {
	width: 200px;
	margin-left: 30px;
}

.header-logo img {
	width: 100%;
	filter: drop-shadow(0px 3px 3px rgba(0, 0, 0, 0.1));
}

.header-nav li {
	display: flex;
	align-items: center;
	justify-content: center;
	min-width: 100px;
	height: 70px;
	padding: 0 0.7em;
	text-align: center;
	position: relative;
}

.header-nav li a {
	display: flex;
	align-items: center;
	justify-content: center;
	min-width: 100px;
	/* position: absolute; */
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
}

.header-nav li:not(:last-child) {
	border-right: solid 1px #a8bfe4;
}


.ttl-head {
	background-image: url(../image/intro-img.jpg);
	background-repeat: no-repeat;
	background-size: cover;
	background-position: center;
	height: 350px;
	position: relative;
}

#about .ttl-head {
	background-image: url(../image/about-img.jpg);
}

#venue .ttl-head {
	background-image: url(../image/venue-img.jpg);
}

#transportation .ttl-head {
	background-image: url(../image/transportation-img.jpg);
}

#transportation .ttl-head {
	background-image: url(../image/transportation-img.jpg);
}

#timeline .ttl-head {
	background-image: url(../image/tentativetimeline-img.jpg);
}

#loc .ttl-head {
	background-image: url(../image/loc-img.jpg);
}

#isc .ttl-head {
	background-image: url(../image/isc-img.jpg);
}

.header-wrapper::before {
	content: '';
	position: absolute;
	/* background-color: rgba(49, 99, 196, 0.8); */
	height: 70px;
	width: 100%;
	z-index: -1;
	transition: .3s;
}

.header-wrapper.fixed::before {
	background-color: rgba(49, 99, 196, 0.8);
	background: none;
}

.breadcrumb {
	/* display: flex; */
	/* align-items: center; */
	background: #fff;
	max-width: 900px;
	/* padding-left: 2em; */
	padding: 10px 5px;
	margin: 0 auto;
}

.breadcrumb ul {
	/* overflow: hidden; */
	white-space: nowrap;
	text-overflow: ellipsis;
		display: flex;
	align-items: center;
}

.breadcrumb li {
	/* display: inline; */
	font-size: 1.3rem;
	color: #000;
	display: flex;
	align-items: center;
}

.breadcrumb li:first-child::after {
	content: ">";
	vertical-align: text-top;
	padding-inline: 0.5em;
}

.main-area {
	background: #F2F9FB;
	padding: 40px 15px 70px;
}

.main-inner {
	max-width: 900px;
	margin: 0 auto;
}

.inner-title {
	margin-bottom: 3em;
}

.flex3 ul {
	display: flex;
	justify-content: space-between;
	flex-direction: row;
}

.flex3 li {
	width: calc(100% / 3 - 9px);
	list-style: none;
}

#venue .flex2 {
	margin-top: 10%;
}


.flex2 ul {
	display: flex;
	justify-content: space-between;
	flex-direction: row;
}

.flex2 li {
	width: calc(100% / 2 - 9px);
	list-style: none;
}

.main-content .flex2 ul,
.main-content .flex3 ul{
	margin-left: 0;
}

.info-area {
	width: 100%;
}

.logo-box img {
	width: 240px;
}

.logo-box {
	text-align: center;
	margin-top: 1em;
}





.main-content {
	max-width: 780px;
	margin: 0 auto;
	padding: 35px 50px;
	background: #fff;
}

.loc-info {
	margin-top: 20px;
}

.loc-info ul {
	max-width: 378px;
	display: flex;
}

.loc-info li {
	margin-right: 20px;
}

#venue li img {
	border: 2px solid #284885;
}

.area_2 {
	display: flex;
	width: 100%;
	height: 32px;
	background-color: #284885;
	border: 2px solid #284885;
	margin-top: -1px;
}

.circle_number {
	width: 2.6rem;
	height: 2.6rem;
	margin: 0.12em 0.3em;
	/* padding-top: 0.21em; */
	background-color: #fff;
	border-radius: 50%;
	text-align: center;
	font-size: 1.8rem;
	font-weight: bold;
	color: #284885;
	flex-shrink: 0;
}

.area_2 p {
	font-size: 2rem;
	font-weight: bold;
	color: #fff;
	margin-left: 1em;
	margin: 0;
}

.area_3 {
	width: 100%;
	height: 170px;
	background-color: #EEECE1;
	border: 2px solid #284885;
	position: relative;
}

.area-box_3 {
	position: absolute;
	top: 0;
	right: 0;
	bottom: 0;
	left: 0;
	margin: auto;
	width: 95%;
	height: 160px;
	display: table;
}

.area-box_3 p {
	display: table-cell;
	vertical-align: middle;
	text-align: center;
}

.area-box_3 p span {
	font-weight: bold;
}





.copyright {
	width: 100%;
	height: 36px;
	background-color: #285FCC;
	font-size: 1.2rem;
	color: #fff;
	text-align: center;
	line-height: 3;
}

#g-nav {
	/*position:fixed;にし、z-indexの数値を大きくして前面へ*/
	position: fixed;
	z-index: 999;
	/*ナビのスタート位置と形状*/
	top: 0;
	right: -120%;
	width: 100%;
	height: 100vh;
	/*ナビの高さ*/
	background: #2958bb;
	/*動き*/
	transition: all 0.6s;
}

/*アクティブクラスがついたら位置を0に*/
#g-nav.panelactive {
	right: 0;
}

/*ナビゲーションの縦スクロール*/
#g-nav.panelactive #g-nav-list {
	/*ナビの数が増えた場合縦スクロール*/
	position: fixed;
	z-index: 999;
	width: 100%;
	height: 100vh;
	/*表示する高さ*/
	overflow: auto;
	-webkit-overflow-scrolling: touch;
}

/*ナビゲーション*/
#g-nav ul {
	/*ナビゲーション天地中央揃え*/
	position: absolute;
	z-index: 999;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -52%);
	width: 100%;
}

/*リストのレイアウト設定*/

#g-nav li {
	list-style: none;
	text-align: center;
}

#g-nav li a {
	color: #fff;
	text-decoration: none;
	padding: 12px 10px;
	display: block;
	text-transform: uppercase;
	font-weight: bold;
	font-size: 1.4rem;
	line-height: 1.2;
}


table {
	margin: 0 auto;
	width: 100%;
	font-size: 1.3rem;
}
table:has(+ p){
	margin-bottom: 20px;
}
.tbl-r02 th {
	background: #f6fcfe;
	border: solid 1px #ccc;
	/* color: #fff; */
	padding: 10px;
	text-align: left;
	border-right: none;
	border-left: none;
}
.tbl-r02 td {
	border: solid 1px #ccc;
	padding: 10px;
	border-left: none;
	border-right: none;
}

.split{
	display: flex;
	justify-content: space-between;
	margin: 0 auto;
}

.split > .split_img{
	max-width: 550px;
	width: 100%;
	margin-right: 30px;
}


.root{
	position: relative;
	border: 2px solid #16528d;
	padding: 5px 10px;
	border-radius: 10px;
	display: flex;
	font-size: 1.8rem;
	color: #284885;
	font-weight: bold;
	align-items: center;
	text-align: center;
}
.root::before{
	content: "";
	background-image: url(../image/icon_plane.png);
	background-size: contain;
	width: 70px;
	height: 70px;
	flex-shrink: 0;
}














/* 1265px以下に適用されるCSS*/

@media screen and (max-width: 1265px) {
	.header-nav {
		display: none;
	}

	.header-wrapper {
		display: flex;
		justify-content: space-between;
		width: 100%;
		position: fixed;
	}

	.hamburger-lines {
		position: relative;
		/*ボタン内側の基点となるためrelativeを指定*/
		cursor: pointer;
		width: 50px;
		height: 50px;
		margin-top: 10px;
		margin-right: 5px;
		z-index: 999;
	}

	.hamburger-lines .line {
		display: inline-block;
		transition: all .4s;
		/*アニメーションの設定*/
		position: absolute;
		left: 14px;
		height: 3px;
		border-radius: 2px;
		background: #fff;
		width: 55%;
	}

	.hamburger-lines .line1 {
		top: 15px;
	}

	.hamburger-lines .line2 {
		top: 23px;
	}

	.hamburger-lines .line3 {
		top: 31px;
	}

	.hamburger-lines.active .line1 {
		top: 18px;
		left: 18px;
		transform: translateY(6px) rotate(-45deg);
		width: 40%;
	}

	.hamburger-lines.active .line2 {
		opacity: 0;
		/*真ん中の線は透過*/
	}

	.hamburger-lines.active .line3 {
		top: 30px;
		left: 18px;
		transform: translateY(-6px) rotate(45deg);
		width: 40%;
	}

}


@media screen and (max-width: 768px) {

	.ttl-head {
		height: 300px;
	}

	h2 {
		font-size: 4rem;
		padding-top: 150px;
	}

	h3 {
		font-size: 1.8rem;
		line-height: 1.3;
	}

	.main-area {
		background: #F2F9FB;
		padding: 20px 10px 20px;
	}

	.main-content {
		padding: 30px 15px;
	}

	.header-logo {
		width: 170px;
		margin-left: 10px;
	}

	.sp {
		display: none;
	}

	.pc {
		display: block;
	}

	.flex3 ul {
		flex-direction: column;
	}

	.flex3 li {
		width: auto;
		margin-bottom: 1em;
	}

	.flex2 ul {
		flex-direction: column;
	}

	.flex2 li {
		width: auto;
		margin-bottom: 1em;
	}

}

@media screen and (max-width: 768px) {
	.pc {
		display: none;
	}

	.sp {
		display: block;
	}
}



/* 375px以下に適用されるCSS*/

@media screen and (max-width: 375px) {
	.loc-info ul {
		display: block;
	}
}

@media screen and (min-width: 769px) {
	.sp {
		display: none;
	}

	.pc {
		display: block;
	}
}

.main-content{
	counter-reset: number 0;
}
.main-content > ol,
.main-content > ul{
	margin-bottom: 20px;
}
.main-content > ol > li::before{
	counter-increment: number 1;
	content: counter(number) ".";
	position: absolute;
	left: 0;
	top: 0.2em;
	font-size: 1em;
}
.main-content > ol > li{
	position: relative;
	padding-left: 1.5em;
}

.main-content ol,
.main-content ul {
	font-size: 1.4rem;
	margin-left: 1.5em;
	/* margin-bottom: 10px; */
}
.main-content ol{
	list-style-type: none;
}

.main-content .second ol {
	list-style-type: decimal;
	font-size: 1.4rem;
	margin-left: 3.0em;
}

.main-content ol li{
	margin-bottom: 25px;
}
.main-content ul li > p,
.main-content ol li > p{
	font-size: 1.5rem;
	font-weight: bold;
	margin-bottom: 10px;
	line-height: 1.4;
}
.main-content ul li > p > span,
.main-content ol li > p > span{
	font-weight: normal;
}
.main-content ul li > p span + span,
.main-content ol li > p span + span{
	color: #2958bb;
	font-weight: bold;
}
.main-content ul {
	list-style-type: disc;
	line-height: 1.4;
}

.main-content ul div:has(> img){
	line-height: 0;
}

.main-content ul li {
	margin-bottom: 8px;
}

.main-content ul li > span {
	font-weight: bold;
	display: block;
}

.main-content a{
	transition: .3s;
}
.main-content a:hover {
	opacity: 0.8;
}

.split2{
	display: flex;
	justify-content: space-between;
	margin: 0 auto;
	gap: 1%;
	width: 100%;
}

.split2 img{
	width: 49.5%;
}

@media screen and (max-width: 768px) {
	.split2{
		flex-direction: column;
		gap: 5px;
	}
	.split2 img{
		width: 100%;
	}
}

.hotel:first-of-type {
	margin-top: 30px;
}

.hotel {
	border: 1px solid #d7dfee;
	padding: 18px 15px 12px;
	background: #f2f9fb;
	margin-bottom: 10px;
}

.hotel:last-of-type {
	margin-bottom: 0;
}

.hotel img:hover {
	cursor: pointer;
}
.hotel .title {
	margin-bottom: 15px;
	/* padding: 12px 15px; */
	font-size: 1.8rem;
	font-weight: bold;
}
.hotel .title span{
	color: #3835cc;
	/* font-weight: bold; */
	background: #ccc;
	padding: 1px 5px;
	margin-right: 5px;
}
.hotel:nth-of-type(2) .title span {
	color: #0a990a;
}
.hotel:nth-of-type(3) .title span {
	color: #fc41fe;
}
.hotel:nth-of-type(4) .title span {
	color: #fdfd07;
}
.hotel .description {
	/* border: 1px solid #285FCC; */
	/* padding: 12px 15px; */
	text-align: center;
	margin: 10px 0 0;
}

.activities{
	text-align: center;
	font-size: 1.6rem;
	font-weight: bold;
	color: #2958bb;
	margin-bottom: 40px;
}

.loc-info ul {
	list-style: none;
	margin-left: 0;
}

.ttl-head h2 + p{
	font-family: "Noto Sans JP", 'Zen Kaku Gothic New', sans-serif;
	line-height: 1.2;
	text-align: center;
	padding-top: 12px;
	color: #ddee04;
	text-shadow: 1px 1px 0 #000, -1px -1px 0 #000, -1px 1px 0 #000, 1px -1px 0 #000, 0px 1px 0 #000, 0 -1px 0 #000, -1px 0 0 #000, 1px 0 0 #000F;
	font-size: 1.8rem;
}



.btn2 {
	max-width: 138px;
	width: 100%;
	background-color: #284885;
	border: 1px solid #fff;
	box-sizing: border-box;
	margin: 0 auto;
	transition: .3s;
	}

.btn2 p {
	display: block;
	color: #fff;
	font-size: 1.5rem;
	text-align: center;
	padding: 7px 0;
	position: relative;
	transition: .3s;
	margin: 0;
}

.btn2 p::after{
	content: "";
	display: block;
	width: 7px;
	height: 7px;
	border-right: 1px solid #fff;
	border-bottom: 1px solid #fff;
	transform: rotate(-45deg);
	position: absolute;
	top: 37%;
	right: 15px;
	transition: .3s;
}

ul.introduction_list{
	display: grid;
	gap: 30px;
	margin: 0 0 50px 0;
}
.introduction_list:last-child{
	margin-bottom: 0;
}
.introduction_list dt p{
		color: #284886;
		font-size: initial;
		margin-top: 5px;
		text-align: center;
}
.introduction_list li{
	list-style: none;
}
.introduction_list li img{
	border: none;
}
.introduction_list.col1{
		grid-template-columns: repeat(1, 1fr);
}
.introduction_list.col2{
		grid-template-columns: repeat(2, 1fr);
}

.sponsorship{
	display: flex;
	gap: 20px;
}
.sponsorship h3{
	text-align: center;
}
.sponsorship h3+div{
	border: 1px solid #d5e4ff;
	padding: 20px;
}
.sponsorship h3+div p{
		margin-bottom: 10px;
		color: #284885;
}
.sponsorship h3+div p:first-child{
	font-size: 1.8rem;
	font-weight: bold;
	text-align: center;
	margin-bottom: 10px;
	color: #284885;
}
.sponsorship h3+div a{
	display: block;
	transition: .3s;
	margin-bottom: 10px;
	text-decoration: underline;
	color: #284885;
}
.sponsorship h3+div p.limit{
	font-size: 1.5rem;
	font-weight: normal;
	text-align: center;
}
.sponsorship h3+div p.booth {
	font-size: 1.4rem;
	text-align: left;
	margin-bottom: 5px;
	font-weight: bold;
}
.sponsorship h3+div p.booth + p {
	font-weight: normal;
}
.sponsorship img {
	width: 100%;
	border: 1px solid #ddd;
}
.sponsorship ul{
	margin-left: 0;
	list-style: none;
}
.c_blue{
	color: #2958bb;
		font-weight: bold;
}