@charset "UTF-8";
/* CSS Document */

html, body {
  margin: 0;
  padding: 0;
　box-sizing: border-box;
　font-size: 16px;
  font-family: "Noto Sans JP", sans-serif;
  font-optical-sizing: auto;
  font-weight: 400;
  font-style: normal;
}
body {
  min-height: 100vh;
  background-image: linear-gradient(148deg, rgba(255, 255, 255, 1), rgba(227, 244, 255, 1)) !important;
  color: #3C3C3C;
  letter-spacing: 0.5px;
  font-size: 0.95rem;
}
h1 {
  font-family: "M PLUS 1p", sans-serif;
  font-weight: 400;
  font-style: normal;
}
h2{
   font-family: "Montserrat", sans-serif;
  font-optical-sizing: auto;
  font-weight:300;
  font-style: normal;
  color:  #5C8FCB;
}
.a-color {
	color: #5C8FCB;
	text-decoration: underline;
}
/*ヘッダー　ーーーーーーーーーーーーーーーーーーーーーーーーーー*/
header.common{
	width: 100%;
	height: 15vh;
	min-height: 50px;
	margin: 0 auto;
}
div.c_header_con {
	width: 95%;
	height: 15vh;
	min-height: 50px;
	margin: 0 auto;
	display: flex;
   align-items: center; /*上下中央*/
}
h1.c_header_h1 {
	width: 70%;
	font-size: 1.3rem;
	line-height:1.4rem;
	color: #5C8FCB;
}
p.c_header_p {
	margin-left: auto;
	color: #F5818E;
	font-size: 0.7rem;
	letter-spacing: 1px;
	font-family: "Vollkorn", serif;
    font-optical-sizing: auto;
    font-weight: 400;
    font-style: normal;
}
#menu-btn-check {
	display: none;
}
/*サイドナビ　ーーーーーーーーーーーーーーーーーーーーーーーーーー*/
nav.side-menu {
	 width: 17%;
	 min-width: 200px;
	 font-family: "Sawarabi Gothic", sans-serif;
     font-weight: 400;
     font-style: normal;
	 font-size: 0.95rem;
	 color: #5C8FCB;
}
nav.side-menu li {
	height: 3em;
	padding: 3px 15px;
	border-bottom: 1px solid #5C8FCB;
	display: flex;
    align-items: center; /* 垂直中央揃え */
		position: relative;
	 	overflow: hidden;
		transition: all 0.3s ease;/*背景色の変化用*/
}
.side-menu li:hover {/*マウスホバー*/
	color: #fff;
	padding-left:23px;
}
.side-menu li::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: linear-gradient(90deg, rgba(97, 147, 255, 1) 51%, rgba(188, 254, 255, 0));
  opacity: 0;
  transition: opacity 0.5s ease;
  z-index: -1;
}
/* ホバー時に背景表示 */
.side-menu li:hover::before {
  opacity: 1;
}

/* リンクの見た目調整 */
.side-menu li a {
  display: block;
  text-decoration: none;
  position: relative;
  z-index: 1;
  transition: color 0.2s;
  width: 100%;
  /* ↓ height: 100% を指定しない！ */
}

/* あ追記 */
/* active状態用 */
.side-menu li.active {
  color: #fff;
  padding-left: 23px;
}

/* active状態の背景も表示 */
.side-menu li.active::before {
  opacity: 1;
}

/* リンクの文字色も調整 */
.side-menu li.active a {
  color: #fff;
}

/*ボタン -----------------------------------------------*/
.c-btn {
  border: 2px solid #5C8FCB;
  border-radius: 60px;
  color: #5C8FCB;
  display: block;
  position: relative;
  margin-left: auto;
  max-width: 250px;
  padding: 15px 20px;
  text-align: left;
  transition: all 0.3s ease;
}
.c-btn.reverse:hover {
  background: #5C8FCB;
  color: #fff;
  transition: all 0.3s ease;
}
.c-btn:before,
.c-btn:after {
  position: absolute;
  top: 50%;
  right: 25px;
  height: 2px;/*矢印の太さ*/
  background: #5C8FCB;
  content: '';
  transition: all 0.3s ease;
}
.c-btn:before {/*矢印の横線*/
  width: 25px;
  transform: translateY(-50%);
}
.c-btn:after {/*矢印の斜め線*/
  width: 8px;
  transform: translateY(-50%) rotate(45deg);
  transform-origin: right center;
}
.c-btn:hover::before,
.c-btn:hover::after {/*矢印のホバーアニメ*/
 background: #fff;
 right: 15px;
 transition: all 0.3s ease;
}

/*================================================
 *  ページトップボタン
================================================*/
#page_top {
	position: fixed;
	bottom: 30px;
	right: 30px;
	z-index: 10;
}

#page_top a {
	display: block;
	color: #09357f;
	padding: 10px;
	text-align: center;
	text-decoration: none;
	background: #fff;
	width: 60px;
	height: 60px;
	border-radius: 30px;
	box-shadow: 0 0 6px rgba(0,0,0,.2);
}

#page_top a span {
	font-size: 40px;
}

#page_top a:hover {
	text-decoration: none;
	color: #008dff;
	background: #fff;
}

#page_top a:active {
}

#page_top a,
#page_top a::before,
#page_top a::after {
	-webkit-transition: all 0.4s;
	transition: all 0.4s;
}

/*フッター　ーーーーーーーーーーーーーーーーーーーーーーーーーーーー*/
footer {
	width: 100%;
	height: 80px;
	margin-top: 75px;
	border-top: 1px solid #5C8FCB;
	display: flex;
    justify-content: center;  /* 水平方向の中央揃え */
    align-items: center;
}
.footer-p {
	display: inline-block;
	color: #5C8FCB;
	font-size: 0.8rem;
	letter-spacing: 2px;
}
/*TOPページのTOPーーーーーーーーーーーーーーーーーーーー*/
/*サイドナビ・コンテンツのコンテナーーーーーーーーーーーーーーーーーーーー*/
.layout{
	width: 90%;
	max-width: 1440px;
	margin: 0 auto;
	display: flex;
}
/*サイドナビはcommon.cssに記載*/
.top_head{
	width: 100%;
	height: 70vh;
	min-height: 500px;
	margin-bottom: 40px;
	position: relative;
}
.top_head-other {
	height: 350px;
	min-height: 300px;
	position: relative;
}
.top_head_con {
	width: 100%;
	margin: 0 auto;
  	z-index: 1;
	display: flex;
	align-items: center;
}
.top_head_con-sp{
	display: none;
	width: 100%;
	height: 120px;
	z-index: 100;
}

.top_head_con a {
  text-decoration: none;
  display: block;
  position: absolute;
  top: 0;
  left: 0;
  width: 30%;
  aspect-ratio: 57 / 21;
  z-index: 2;
  margin: 2.5%;
}

.top_head_con a .top_title {
  width: 100%;
  height: 100%;
  background-image: url("../img/title.png");
  background-size: cover;
}

.top_title {
	position: absolute;
	top: 0;
	left: 0;
	width: 30%;
	aspect-ratio: 57 / 21;
	background-image: url("../img/title.png") ;
	background-size: cover;
	z-index: 1;
	margin: 2.5%
}
.top_title-other {
	position: relative;
	width:50%;
	max-width: 500px;
	min-width: 250px;
	aspect-ratio: 17 / 1;
	background-image: url("../img/title-slim.png") ;
	background-size: cover;
	margin: 20px;
}
.top_title-left {
	margin-left: auto;
	margin-right: 20px;
	  font-family: "Vollkorn", serif;
	  font-optical-sizing: auto;
	  font-weight: 400;
	  font-style: normal;
	color: #E35776;
}

/*.top_title_back {
	position: absolute;
	top: 0;
	left: 0;
	width: 35%;
	aspect-ratio: 57 / 17;
	backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px); 
	background-color: rgba(255, 255, 255, 0.5); 
	border-radius: 16px;
	z-index: 0;
	padding: 15px;
	box-sizing: border-box; 
}*/
.top_head_h1{
	font-size: 2.8rem;
	line-height:2.8rem;
	letter-spacing: 2px;
	color: #5C8FCB;
	margin-top: 10px
}
.h1-small {
	font-size: 2.2rem;
	font-weight: 500;
}
.top_head_p {
	color: #F56575;
	font-size: 0.8rem;
	letter-spacing: 1px;
	font-family: "Vollkorn", serif;
    font-optical-sizing: auto;
    font-weight: 400;
    font-style: normal;
}

.top_back-1 {
	position: absolute;
    bottom: 0;
    left: 0;
	width: 50%;
	height: 70%;
	border-radius: 0 20px 20px 0;
	  background-image: url("../img/sakura.jpg");
      background-size: cover;  /* 高さを基準に拡大、幅は自動 */
      background-repeat: no-repeat;
      background-position: right bottom; /* 右寄せ・縦中央 */
      overflow: hidden; /* はみ出た部分を非表示 */
	
}
.top_back-2 {
	position: absolute;
    top: 5%;
    right: 0;
	background-color: aqua;
	width: 47%;
	height: 75%;
	border-radius: 20px 0 0 20px;
	  background-image: url("../img/sea.jpg");
      background-size: cover;  /* 高さを基準に拡大、幅は自動 */
      background-repeat: no-repeat;
      background-position: right bottom; /* 右寄せ・縦中央 */
      overflow: hidden; /* はみ出た部分を非表示 */
}
.top_catch-copy {
	position: absolute;
    bottom : 5%;
    right: 5%;
	font-size: 1.9rem;
	letter-spacing: 5px;
	  font-family: "Noto Serif JP", serif;
	  font-optical-sizing: auto;
	  font-weight: 600;
	  font-style: normal;
	  color: #F26F7E;
}
.top_catch-copy-sp {
	display: none;
}
/*TOP以外の見出し----------------------------------------------*/
.content_header {
	width: 90%;
	max-width: 1440px;
	height: 280px;
	
	margin:0  auto; 
	border-radius: 20px 0 0 20px;
	display: flex;
	align-items: center;
	color: #fff;
}
.header-bl {
	background-image: linear-gradient(90deg, #5798f2 30%, transparent),
                      url("../img/sea.jpg");
	background-size: cover;
	background-position: center 60%;
}
.header-pk {
	background-image: linear-gradient(90deg, #FF939F 30%, transparent),
                      url("../img/sakura.jpg");
	background-size: cover;
	background-position:bottom;
}
.content_h2_inner{
	padding-left: 40px;
}
.content_header-h2 {
	color: #fff;
	font-size:2.5rem;
}
.content_header-p {
	color: #fff;
	font-size:1.2rem;
	letter-spacing: 1px;	
}
/*コンテンツ:top ---------------------------------------------*/
.top_content {
	width: 78%;
	margin-left: 5%;
}
/*コンテンツ:topの開催概要 ---------------------------------------------*/
.top_info{
	padding-top: 12px;
	border-top: solid 1px #5C8FCB;
}
 .top_info-con{
      width: 100%;
      border-collapse: collapse;
      border-radius: 16px;
      overflow: hidden;
      background: #fff;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
      margin: 20px auto;
}
.top_info-table{
	width: 96%;
	margin: 0 auto;
}
.top_info-table tr {
      border-bottom: 1px dotted #ccc;
}

.top_info-table tr:last-child {
      border-bottom: none;
}

 .top_info-table th,
 .top_info-table td {
      padding: 20px;
      text-align: left;
      vertical-align: top;
	 line-height: 1.5rem;
}
.top_info-table th {
	  width:10%; 
      white-space: nowrap;
      font-weight: normal;
	  font-weight: 600;
}
.top_info-table td {
	 width:90%; 
}
.top_info-table td small {
      display: block;
      font-size: 0.95em;
	  line-height: 1.2rem;
	  margin-top: 0.5rem;
}
.top_info-table td small.m-bottom {
	  margin-bottom: 2rem;
}
/*コンテンツ：TOPのNEWS----------------------------------------*/
.top_news{
	margin-top: 50px;
	padding-top: 12px;
	border-top: solid 1px #5C8FCB;
}
.top_news-h2{
	font-size: 2.5rem;
}
.top_news-p {
	font-size: 1.1rem;
	color: #5C8FCB;
	margin-top: 5px
}
/*コンテンツページ：共通項目----------------------------------------------------*/
.commom-content_con {
	padding-top: 12px;
	/*border-top: solid 1px #5C8FCB;*/
}
.commom_h3 {
	color: #5C8FCB;
	font-size: 1.8rem;
	margin: 15px 0;
	letter-spacing: 1px;
}
.h3-small {
	color: #5C8FCB;
	font-size: 1rem;
}
/*コンテンツページ：ご挨拶-----------------------------------------------------*/
.name_p {
	color: #5C8FCB;
	letter-spacing: 3px;
}
.greeting-box {
	display: flex;
	margin-top: 30px;
}
.greeting-img {
	width: 200px;
	aspect-ratio: 6 / 7;
	justify-content: flex-end;
	margin-left: auto;
}
.greeting-text {
	font-size: 0.9rem;
	width: 65%;
	line-height: 1.5rem;
	margin-right: 5%;
	align-self: flex-start;
	align-items: center;
}
.greeting-text-2 {
	font-size: 0.9rem;
	width: 100%;
	line-height: 1.5rem;
	margin-top: 2rem;
}

.greeting-text-2 span {
	margin-bottom:1rem;
	display:inline-block;
}

/*コンテンツページ：開催概要-------------------------------------*/
.top_info_border-none {
	border-top:none;
}
/*コンテンツページ：参加登録------------------------------------*/
.top_inner {
	width: 96%;
	padding: 1rem 0;
	margin: 0 auto;
	letter-spacing: 1px;
}
h1.content-h1 {
	font-size: 1.5rem;
	line-height: 2.5rem;
	color: #5C8FCB;
	border-bottom: solid 1px #5C8FCB ;
	margin: 1rem 0;
}
h2.content-h2 {
	line-height: 2.5rem;
	padding-left: 1rem;
	margin: 1rem 0;
	color: #fff;
	background-color: #5C8FCB;
}
h3.content-h3 {
	line-height: 2.5rem;
	padding-left: 1rem;
	margin: 1rem 0;
	border-bottom: 1px dotted #ccc;
}
p.content-text {
	font-size: 0.85rem;
	line-height: 1.2rem;
	padding-left: 1rem;
	margin: 1rem 0;
}
/*コンテンツページ：会場案内------------------------------------*/
.map-box {
	border-radius: 20px;
}
.map-btn {
	margin-top: 1rem;
}

/*================================================
*  スマホ向けスタイル 
================================================*/
@media (max-width: 748px) {
	/*header-SP　ーーーーーーーーーーーーーーーーーーーーーーーーーー*/
		.top_head.top_head-other {
			height: 200px;
			min-height: 300px;
			position: relative;
		}
		.top_head_con {
			display: none; 
		}
		.top_head_con-sp{
			display: block;
			position: fixed;
			width: 100%;
			height: 80px;
			z-index: 40;
				backdrop-filter: blur(11px);
				-webkit-backdrop-filter: blur(11px); 
				background-color: rgba(255, 255, 255, 0); 
		}
		.top_head_con-sp a {
		display: block;
		text-decoration: none;
		}
		.top_title-sp {
			position: fixed;
			top: 10px;
			left: 10px;
			width: 65%;
			aspect-ratio: 57 / 21;
			background-image: url("../img/title.png") ;
		    background-size: cover;
			z-index: 50;
				transition: width 0.5s ease, height 0.5s ease;
		}
		.top_title-sp.shrink {
			top: 5px;
			left: 5px;
			width: 200px;
				transition: width 0.5s ease, height 0.5s ease;
		}
		.top_title-sp-other {
			position: fixed;
			top: 5px;
			left: 5px;
			width: 200px;
			aspect-ratio: 57 / 21;
			background-image: url("../img/title.png") ;
		    background-size: cover;
			z-index: 50;
		}
		.top_title-sp.shrink {
			top: 5px;
			left: 5px;
			width: 200px;
				transition: width 0.5s ease, height 0.5s ease;
		}
		.menu-btn {
			position: fixed;
			top: 10px;
			right: 10px;
			display: flex;
			height: 60px;
			width: 60px;
			justify-content: center;
			align-items: center;
			z-index: 100;
			background-color: #5C8FCB;
			border-radius: 30px;
		}
		.menu-btn span,
		.menu-btn span:before,
		.menu-btn span:after {
			content: '';
			display: block;
			height: 3px;
			width: 25px;
			border-radius: 3px;
			background-color: #ffffff;
			position: absolute;
			transition: all 0.3s ease;
		}
		.menu-btn span:before {
			bottom: 8px;
		}
		.menu-btn span:after {
			top: 8px;
		}
		#menu-btn-check:checked ~ .menu-btn span {
		background-color: rgba(255, 255, 255, 0);/*メニューオープン時は真ん中の線を透明にする*/
			transition: all 0.3s ease;
		}
		#menu-btn-check:checked ~ .menu-btn span::before {
			bottom: 0;
			transform: rotate(45deg);
			transition: all 0.3s ease;
		}
		#menu-btn-check:checked ~ .menu-btn span::after {
			top: 0;
			transform: rotate(-45deg);
			transition: all 0.3s ease;
		}
	/*サイドナビ-sp　ーーーーーーーーーーーーーーーーーーーーーーーーーー*/
		nav.side-menu {
			position: fixed;
			top: 0;
			left: 0;
			width: 100vw;
			height: 100vh;
			padding-top: 70px;
			background-image: linear-gradient(148deg, rgba(255, 255, 255, 1), rgba(227, 244, 255, 1));
			z-index: 90;
			transition: all 0.5s;
			left: 100vw;
			text-align: center;
		}
		nav.side-menu.open {/*サイドメニュー表示*/
		  left: 0;
			transition: all 0.5s;
		}

	/*ページトップボタン-sp　ーーーーーーーーーーーーーーーーーーーーーーーーーー*/
	#page_top {
		position: fixed;
		bottom: 30px;
		right: 30px;
		z-index: 10;
	}
	
	#page_top a {
		display: block;
		color: #09357f;
		padding: 10px;
		text-align: center;
		text-decoration: none;
		background: #fff;
		width: 50px;
		height: 50px;
		border-radius: 30px;
		box-shadow: 0 0 6px rgba(0,0,0,.2);
	}
	
	#page_top a span {
		font-size: 30px;
	}
	
	#page_top a:hover {
		text-decoration: none;
		color: #008dff;
		background: #fff;
	}
	
	#page_top a:active {
	}
	
	#page_top a,
	#page_top a::before,
	#page_top a::after {
		-webkit-transition: all 0.4s;
		transition: all 0.4s;
	}
	/*フッター　ーーーーーーーーーーーーーーーーーーーーーーーーーー*/
		.footer-p {
			font-size: 0.6rem;
			letter-spacing: 1px;
		}
	
	/*TOPページのTOPーーーーーーーーーーーーーーーーーーーー*/
		.top_head{
			width: 100%;
			height: 80vh;
			min-height: 500px;
			margin-bottom: 40px;
			display: flex;
		}	
		.top_title {
			position: absolute;
			top: 0;
			left: 0;
			width: 65%;
			min-width: 280px;
			aspect-ratio: 57 / 21;
			z-index: 1;
			display: none;
		}
		.top_back-1 {
			position: absolute;
			bottom: 12%;
			left: 0;
			width: 90%;
			height: 40%;
		}
		.top_back-2{
			position: absolute;
			top: 18%;
			right: 0;
			width:90%;
			height: 35%;
		}
		.top_catch-copy {
			display: none;
		}
		.top_catch-copy-sp {
			display: inline-block;
			position: absolute;
			font-size: 1.5rem;
			letter-spacing: 2px;
			font-family: "Noto Serif JP", serif;
			font-optical-sizing: auto;
			font-weight: 600;
			font-style: normal;
			color: #F26F7E;
			bottom: 0;
			left: 8%;
		}
	/*テーブルレイアウト-------------------------------------*/
		.top_info-table {
			width: 100%;
			border-collapse: separate; /* collapse だと block の tr がうまく線出ないので separate に変更 */
			border-spacing: 0 0;
		}
			.top_info-table tr {
			display: block;
			width: 92%;
			margin: 0 auto;
			box-sizing: border-box;
			border-bottom: 1px dotted #ccc;
			padding: 10px 0 !important;
			font-size: 0.85rem;
			}
		.top_info-table tr:last-child {
			border-bottom: none;
		}
		.top_info-table th,
		.top_info-table td {
			display: block;
			width: 92%;
			padding-left: 10px;
			box-sizing: border-box;
		}
		.top_info-table th {
			height: 2rem;
			padding-left: 0;
		}
	/*コンテンツページのヘッダー-------------------------------*/
		.content_header {
			width: 95%;
			max-width: 1440px;
			height: 180px;
			margin-right:0;
			margin-top: 100px;
			border-radius: 20px 0 0 20px;
			display: flex;
			align-items: center;  
		}
		.content_h2_inner{
			padding-left: 20px;
		}
		.content_header-h2 {
			font-size:2rem;
		}
		.content_header-p {
			font-size:1rem;
			letter-spacing: 1px;	
		}
	/*サイドナビ　ーーーーーーーーーーーーーーーーーーーーーーーーーー*/
	/*コンテンツ：TOPの開催概要--------------------------------*/
		.top_content {
			width: 95%;
			margin-left: 2.5%;
		}
	/**/
	/*コンテンツページ：ご挨拶-----------------------------------------------------*/
		.name_p {
			color: #5C8FCB;
			letter-spacing: 3px;
		}
		.greeting-box {
			display: flex;
			margin-top: 0px;
		}
		.greeting-text {
			font-size: 0.8rem;
			width: 60%;
			line-height: 1.5rem;
			margin-top: 0rem;
			display: block;
		}
		.greeting-img {
			width: 35%;
			aspect-ratio: 6 / 7;
		}
			.greeting-text-2 {
			font-size: 0.9rem;
			width: 100%;
			line-height: 1.5rem;
			margin-top: 2rem;
		}
	
}