@charset "utf-8";

/* 固定 */
*, article, aside, canvas, details, figcaption, figure,
header, footer, hgroup, nav, section, summary {
  margin: 0;
  padding: 0;
}

html,body{ height:100%;}

body {
  line-height: 1.7;
  color: #333333;
  font-family: "Roboto", 'メイリオ', 'Meiryo',"Hiragino Kaku Gothic Pro", Arial, sans-serif;
  font-size: 93%;
  font-optical-sizing: auto;
  font-style: normal;
  font-variation-settings:"wdth" 100;
  background:#FFFFFF;
  overflow-wrap: anywhere; /* 収まらない場合に折り返す */
  word-break: normal; /* 単語の分割はデフォルトに依存 */
  line-break: strict; /* 禁則処理を厳格に適用 */
}

/* 画像全体 */
img {
  border: 0;
  vertical-align: top;
  max-width: 100%;
  height: auto;
}

/* 見出し */
h1, h2, h3, h4, h5, h6 {
  font-size: 100%;
  font-weight: normal;
}

/* リスト */
ol, ul, li {
  list-style-image: none;
  list-style-position: outside;
  list-style-type: none;
}

/* テーブル */
table {
  border-collapse: collapse;
}

/* HTML5, 5.1 で追加 */
article, aside, canvas, details, figcaption, figure, footer,
header, hgroup, main, menu, nav, picture, section, summary {
  display: block;
}

/* コンテンツ全体 */
#contents_all {
  width:100%;
  height:auto !important;
  height:100%;
  background:#FFFFFF;
  margin:0 auto;
  min-height:684px;
  position: relative;
}

/* ヘッダー */
.background {
  position: sticky;
  top: 0;
  z-index: 3;
  background: rgba(255,255,255,0.9)
}

.header_wrapper {
  max-width: 1920px;
  margin: auto;
  display: flex;
  justify-content:flex-end;
  height: 90px;
  padding: 0 30px;
  box-sizing: border-box;
  box-shadow: 0px 0px 10px 0px rgba(177,206,236,1);
}
@media screen and (min-width:1400px){
  .header_wrapper {
    padding: 0 50px;
  }
  /* 下記を消さない */
}

header h1 {
  width: 280px;
  height: auto;
  transition: 0.2s all;
}
header h1:hover {
  opacity: 0.8;
}


/* コンテンツ */
#contents {
  width: 100%;
  overflow: hidden;
  position: relative;
}
#contents.page {
  /* background: url(../images/bg_bottom_hero.png) repeat-x bottom; */
}
#contents section {
  width: 100%;
  padding: 50px 50px;
  box-sizing: border-box;
}
@media screen and (max-width:480px){
  #contents section {
    width: 100%;
    padding: 30px 5%;
  }
  /* 下記は削除しない */
}

#contents.top section:nth-of-type(odd) {
  background: #eff5fb;
}
#contents.top section.hero {
  padding: 0;
}
#contents.top section.speakers {
  padding: 50px 0;
  overflow: hidden;
}

/* クリアフィクス */
.clearfix:after {
  content: ".";
  display: block;
  clear: both;
  height: 0;
  visibility: hidden;
}

/* メニュー */
/*ハンバーガー ボタン*/
.gnav_btn {
  display: none;
}

/* グローバル メニュー */
.gnav {
  margin-left: auto;
}
.gnav ul {
  display: flex;
  justify-content: center;
  margin:0 auto;
  position: relative;
}
/*2階層目以降は横並びにしない*/
.gnav ul ul {
  display: block;
}
.gnav ul li {
  position: relative;
}

.gnav > ul > li {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 90px;
  position: relative;
  text-align: center;
  padding: 2px 5px;
  box-sizing: border-box;
  font-size: 13px;
  font-weight: bold;
  white-space: nowrap;
  position: relative;
}
.gnav > ul > li:last-child {
  box-sizing: border-box;
}
.gnav > ul.menu > li > a {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  width: 100%;
  min-height: 40px;
  line-height: 1.1;
  transition:all .3s;
  text-decoration: none;
  padding: 2px;
  box-sizing: border-box;
  color: #333333;
  padding: 5px 8px;
  position: relative;
}
.gnav > ul.menu > li > span {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  width: 100%;
  min-height: 40px;
  line-height: 1.1;
  transition:all .3s;
  text-decoration: none;
  padding: 2px;
  box-sizing: border-box;
  color: #333333;
  padding: 5px 8px 5px 5px;
  cursor: pointer;
  position: relative;
}
.gnav > ul.menu > li:not(.btn_lang) > span::after,
.gnav > ul.menu > li:not(.btn_lang) > span.on::after,
.gnav > ul.menu > li:not(.btn_lang) > a::after,
.gnav > ul.menu > li:not(.btn_lang) > a.on::after {
  content: "";
  display: inline-block;
  width: 90%;
  height: 2px;
  background:#9f6038;
  position:absolute;
  bottom: 5px;
  left: 5%;
  right: 5%;
  transform: scale(0, 1);
  transition: transform .3s;
}
.gnav > ul.menu > li:not(.btn_lang) > span:hover::after,
.gnav > ul.menu > li:not(.btn_lang) > span.on::after,
.gnav > ul.menu > li:not(.btn_lang) > a:hover::after,
.gnav > ul.menu > li:not(.btn_lang) > a.on::after {
  transform: scale(1, 1)
}

/*下の階層を持っているulの指定*/
.gnav ul > li.has-child {
  display: flex;
  line-height: 1.1;
  color: #333333;
  padding: 5px 20px 5px 5px;
  position: relative;
}
.gnav ul > li.has-child:before {
  content: "";
  background: url(../images/icon_down.svg) no-repeat;
  width: 10px;
  height: 6px;
  position: absolute;
  right:15px;
}
.gnav > ul.menu > li span {
  width: 100%;
  color: #333333;
}
.gnav li.has-child ul {
  position: absolute;
  left: 0;
  top: 80%;
  z-index: 2;
  /* width: 100%; */
  box-sizing: border-box;
  visibility: hidden;  
  opacity: 0;
  transition: all 0.3s;
  box-shadow: 0px 0px 16px -6px rgba(0,0,0,0.6);
}
/*hoverしたら表示*/
.gnav li.has-child:hover > ul,
.gnav li.has-child ul li:hover > ul {
  visibility: visible;
  opacity: 1;
}
.gnav .has-child {
  position: relative;
}
/*2階層*/
.gnav li.has-child ul li a {
  display: flex;
  justify-content: flex-start;
  align-items: center;
  text-align: left;
  min-width: 180px;
  width: 100%;
  min-height: 40px;
  line-height: 1.1;
  background: #FFFFFF;
  border-bottom: 1px solid #EEEEEE;
  padding: 5px 15px;
  box-sizing: border-box;
  color: #333333;
}
.gnav li.has-child ul li a.on,
.gnav li.has-child ul li a:hover {
  text-decoration: none;
  color: #9f6038;
}
.gnav li.has-child ul li:last-child a {
  border-bottom:none;
}

/* lang のリンクボタン */
li.btn_lang {
  display: flex;
  align-items: center;
  display: inline-flex;
  align-items: center;
}
.gnav ul li.btn_lang a {
  background: #cf121b;
  border: 1px solid #cf121b;
  color: #FFFFFF;
  height: 24px;
  line-height: 24px;
  font-weight: bold;
  padding: 0.2px 8px;
  box-sizing: border-box;
  display: inline-flex;
  margin: 0 0 0 30px;
  text-decoration: none;
  transition: 0.3s all;
}
.gnav ul li.btn_lang a:hover {
  background: #FFFFFF;
  border: 1px solid #cf121b;
  color: #cf121b;
}
@media screen and (max-width:1400px) {
  .gnav > ul.menu > li > a {
    font-size: 12px;
  }
  /* 下記は削除しない */
}

.hero {
  position: relative;
}

/* SNS トップページ */
.social_links {
  width: 40px;
  position: fixed;
  right: 0;
  top: 15%;
  z-index: 2;
  background: #FFFFFF;
  border: 1px solid #FFFFFF;
  border-radius: 8px 0 0 8px;
  box-sizing: border-box;
}
.social_links_list {
  display: flex;
  flex-direction: column;
  gap: 1px;
}
.social_links_item {
  width: 40px;
  height: 40px;
}
.social_links_item:first-child,
.social_links_item:last-child {
  border-radius: 6px 0 0 0;
  background: #1464ec;
}
.social_links_item:last-child {
  border-radius: 0 0 0 6px;
  background: #000000;
}
.social_links_item a {
  display: block;
}

/* スクロールダウン */
.scrolldown {
  position:absolute;
  right: 2.5%;
  bottom: 10%;
}
/* Scrollテキスト */
.scrolldown span {
  /*描画位置*/
  position: absolute;
  left:10px;
  bottom:80px;
  /*テキストの形状*/
  color: #eee;
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-shadow: 2px 1px 1px rgba(0,0,0,0.3);
  writing-mode: vertical-rl;
  white-space: nowrap;
}
/* 丸の描写 */
.scrolldown:before {
  content: "";
  /*描画位置*/
  position: absolute;
  bottom:0;
  left:-4px;
  /*丸の形状*/
  width:10px;
  height:10px;
  border-radius: 50%;
  background:#eee;
  /*丸の動き2秒かけて透過し、永遠にループ*/
  animation:
    circlemove 2s ease-in-out infinite,
    cirlemovehide 2s ease-out infinite;
}
/*下からの距離が変化して丸の全体が上から下に動く*/
@keyframes circlemove{
      0%{bottom:200px;}
     100%{bottom:-5px;}
 }
/*上から下にかけて丸が透過→不透明→透過する*/
@keyframes cirlemovehide{
      0%{opacity:0}
     50%{opacity:1;}
    80%{opacity:0.9;}
  100%{opacity:0;}
 }

/* 線の描写 */
.scrolldown:after{
  content:"";
  /*描画位置*/
  position: absolute;
  bottom:0;
  left:0;
  /*線の形状*/
  width:2px;
  height: 200px;
  /* height: 50px; */
  background:#eee;
}

/* メニュー用 */
@media screen and (max-width:1300px){
  .gnav > ul.menu > li > a {
    font-size: 14px;
  }

  /*ハンバーガー ボタン*/
  .hamburger {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 46px;
    height: 46px;
    background:#cf121b;
    cursor: pointer;
    position: fixed;
    top: 5px;
    right: 10px;
    z-index: 10;
    border-radius: 3px;
    box-sizing: border-box;
    }
  .hamburger_line {
    position: relative;
    width: 25px;
    height: 4px;
    background:  #FFFFFF;
  }
  .hamburger_line::before,
  .hamburger_line::after {
    position: absolute;
    content: "";
    display: block;
    width: 25px;
    height: 4px;
    background:  #FFFFFF;
    transition: 0.3s;
  }
  .hamburger_line::before {
    top: -8px;
  }
  .hamburger_line::after {
    bottom: -8px;
  }
  /* 閉じる */
  .hamburger.active .hamburger_line {
    background: transparent;
  }
  .hamburger.active .hamburger_line::before {
    top: 0;
    transform: rotate(45deg);
  }
  .hamburger.active .hamburger_line::after {
    bottom: 0;
    transform: rotate(-45deg);
  }

  /* グローバル メニュー */
  .gnav {
    display: none;
    width: 30%;
    position: fixed;
    right: 0;
    z-index: 2;
    background: #FFFFFF;
    max-height: 90vh; /* 画面の高さに合わせて調整 */
    overflow-y: auto; /* 垂直方向のスクロールを有効化 */

    transform: translateX(100%); /* 画面外へ隠す */
    transition: transform 1.5s ease; 
  }
  .gnav.active {
    transform: translateX(0);
    display: block;
  }
  .gnav ul {
    width: 100%;
    flex-direction: column;
    margin:0 auto;
  }
  .gnav > ul > li {
    flex-direction: column;
    min-height: auto;
    padding: 0;
    font-size: 14px;
  }
  .gnav > ul.menu > li > a {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    width: 100%;
    min-height: 40px;
    line-height: 1.1;
    transition:all .3s;
    text-decoration: none;
    box-sizing: border-box;
    padding: 5px 5px 5px 15px;
  }
  .gnav > ul.menu > li:not(.btn_lang) > a:hover,
  .gnav > ul.menu > li:not(.btn_lang) > span:hover {
    color: #9f6038;
  }
  .gnav > ul.menu > li:not(.btn_lang) > span::after,
  .gnav > ul.menu > li:not(.btn_lang) > span.on::after,
  .gnav > ul.menu > li:not(.btn_lang) > a.on::after,
  .gnav > ul.menu > li:not(.btn_lang) > a::after {
    content: normal;
  }
  .gnav > ul.menu > li:not(.btn_lang) > span.on,
  .gnav > ul.menu > li:not(.btn_lang) > a.on {
    color: #9f6038;
  }

  /* オーバーレイは初期非表示 */
  .overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;  /* 画面いっぱい */
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.4); /* 半透明の黒 */
    opacity: 0;
    pointer-events: none; /* 非アクティブ */
    transition: opacity 0.3s ease;
    z-index: 2; /* メニューより下 */
  }
  .overlay.active {
    opacity: 1;
    pointer-events: auto; /* クリック可能に */
  }

  /*下の階層を持っているulの指定*/
  .gnav ul > li.has-child {
    flex-direction: column;
    padding: 0;
  }
  .gnav ul > li.has-child:before {
    content: normal;
  }
  .gnav ul > li.has-child span {
    height: 40px;
    line-height: 40px;
    position: relative;
  }
  .gnav ul > li > a,
  .gnav ul > li.has-child span {
    border-top: 1px solid #DDDDDD;
    width: 100%;
    display: block;
    height: 45px;
    text-align: left;
    padding-left: 15px;
    box-sizing: border-box;
    cursor: pointer;
  }
  /*2階層*/
  .gnav li.has-child ul li a {
    min-height: 45px;
    margin-bottom: 0;
    padding-left: 2em;
    border-bottom: none;
    box-shadow: none;
    background: #f1f5ef;
  }
  .gnav li.has-child ul {
    box-shadow: none;
  }
  .gnav li.has-child ul,
  .gnav li.has-child ul ul{
    position: relative;
    left:0;
    top:0;
    width:100%;
    visibility:visible;/*一旦表示*/
    /*一旦表示*/
    opacity:1;
    /*非表示に*/
    display: none;
    transition:none;
  }
  .gnav li.has-child ul li a:hover {
    min-height: 45px;
  }
  a.font_small {
    font-size: 13px !important;
    line-height: 1.2;
  }

  /*矢印の位置と向き*/
  .gnav ul li.has-child span::before{
    right: 1em;
  }
  .gnav ul ul li.has-child span::before{
    transform: rotate(135deg);
    right: 1em;
  }
  .gnav ul li.has-child span.active::before{
      transform: rotate(-45deg);
  }
  /* 矢印 */
  .gnav ul li.has-child span::before{
    content:'';
    position: absolute;
    right:1em;
    top:18px;
    width:6px;
    height:6px;
    border-top: 2px solid #333333;
    border-right:2px solid #333333;
    transform: rotate(135deg);
  }
  .gnav ul ul li.has-child span::before{
    transform: rotate(135deg);
    right: 1em;
  }
  .gnav ul li.has-child.active span::before{
    transform: rotate(-45deg);
  }

  /* lang のリンクボタン */
  .gnav ul.menu li {
    order: 0;
  }
  .gnav ul.menu li.btn_lang {
    order: -1;
  }
  .gnav ul.menu li.btn_lang a {
    margin: 0;
  }

  /* コンテンツ */
  #contents.page{
    padding-top: 60px;
  }

  .pagetop {
    bottom:40px;
    right:10px;
  }

  /* 下記は削除しない */
}
section .countdown_title,
section .message_title,
section .speakers_title {
  text-align: center;
}
section .countdown_title > h2,
section .message_title > h2,
section .speakers_title > h2 {
  font-family: "Oswald", sans-serif;
  font-optical-sizing: auto;
  font-style: normal;
  font-weight: 600;
  font-size: clamp(24px, 4.68vw, 36px);
  text-align: center;
  line-height: 1.2;
  color: #005ca2;
  position: relative;
  display: inline-block;
  margin-bottom: 80px;
}
section .countdown_title > h2:before,
section .message_title > h2:before,
section .speakers_title > h2:before {
  content: '';
  position: absolute;
  left: 50%;
  bottom: -30px;/*線の上下位置*/
  display: inline-block;
  width: 50px;/*線の長さ*/
  height: 3px;/*線の太さ*/
  transform: translateX(-50%);/*位置調整*/
  background: #005ca2;/*線の色*/
  border-radius: 2px;/*線の丸み*/
}

/* カウントダウン */

/* News & Notice, Important Dates トップページ */
.news_wapper {
  margin: 20px auto 0;
  width: 1200px;
  text-align:left;
  display: flex;
  justify-content: space-between;
}
.news h3.news_title,
.important h3.important_title {
  background: #005ca2;
  color: #FFFFFF;
  font-size: clamp(24px,4.68vw,36px);
  font-family: "Oswald", sans-serif;
  font-optical-sizing: auto;
  font-style: normal;
  font-weight: 600;
  line-height: 1.2;
  text-align: center;
  height: 60px;
  line-height: 60px;
  box-sizing: border-box;
  border-radius: 6px 6px 0 0;
}
.important h3.important_title {
  background: #b9181d;
}
.news,
.important {
  width: 575px;
  border: 2px solid #005ca2;
  border-radius: 10px 10px 8px 8px;
  box-sizing: border-box;
  background: #FFFFFF;
  box-shadow: 0px 0px 20px -5px rgba(30,87,153,0.6);
}
.important {
  border: 2px solid #b9181d;
}
.important_frame ul,
.news_frame ul {
  width: 100%;
  text-align: left;
  height: 200px;
  overflow:auto;
}
.news_frame ul li {
  display: flex;
  align-items: center;
  padding: 16px 0;
  border-top: 1px solid #e0e0e0;
  line-height: 1.4;
  font-family: "Oswald", sans-serif;
  font-optical-sizing: auto;
  font-style: normal;
  font-weight: 600;
}
.news_frame ul .news_inner:first-child {
  width: 110px;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 0 20px;
  box-sizing: border-box;
}
.news_inner:last-child {
  width: calc(100% - 120px);
  font-size: clamp(14px,1.82vw,18px);
}
.news_frame ul .day {
  color: #0d55a6;
  font-size: clamp(24px,3.125vw,40px);
  font-family: "Oswald", sans-serif;
  font-optical-sizing: auto;
  font-style: normal;
  font-weight: 600;
  line-height: 1;
}
.news_frame ul .year {
  color: #0d55a6;
  font-size: clamp(12px,1.5625vw,14px);
  font-family: "Oswald", sans-serif;
  font-optical-sizing: auto;
  font-style: normal;
  font-weight: 500;
  text-align: center;
}
.important_frame ul li {
  font-family: "Oswald", sans-serif;
  font-optical-sizing: auto;
  font-style: normal;
  font-weight: 600;
  font-size: clamp(14px, 1.82vw, 18px);
  padding: 0 1em 0 30px;
  padding: 32px 1em 32px 32px;
  border-top: 1px solid #e0e0e0;
}
.important_frame ul li span {
  color: #b9181d;
  padding-right: 0.5em;
}

/* Welcome Message トップページ */
#contents.top section.message {
  width: 1300px;
  margin: auto;
}
#contents.top section.message p {
  font-size: clamp(14px, 1.82vw, 18px);
  line-height: 1.8;
  font-weight: 500;
  text-align: left;
}

/* Confirmed Speakers トップページ */
.slick-dots {
  bottom: -50px;
}
.slick-prev:before,
.slick-next::before {
  color: #333333 !important;
  font-size: 30px;
}
.slick-prev {
  top: 90px;
  left: 40px;
  z-index: 3;
}
.slick-next {
  top: 90px;
  right: 50px;
  z-index: 3;
}
.slick-dots li button:before {
  font-size: 8px;
}
.slider_item .slider_item_inner {
  max-width: 175px;
  margin: auto;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.slider_img img {
  border-radius: 100%;
  border: 4px solid #005ca2;
  background: #0d55a6;
  width: 175px;
  height: 175px;
  margin-bottom: 5px;
}
.slider_name {
  font-size: 10px;
  margin-top: auto;
  white-space: nowrap;
  text-align: center;
}
.slider_name span {
  font-size: 12px;
  font-weight: 700;
}
p.speakers_btn a {
  display: inline-block;
  text-align: center;
  font-size: 18px;
  font-weight: 700;
  padding-top: 50px;
  color: #333333;
}
.speakers_btn span {
  color: #005ca2;
}

/* 事務局等 */
.info {
  border-top: 2px solid #eff5fb;
  background:#FFFFFF;
}
.info h3 {
  display: inline-block;
  padding: 0 10px 0 0;
  font-size: 18px;
  font-weight: bold;
  line-height: 18px;
  color: #005ca2;
}
.info address {
  font-style: normal;
  line-height: 1.4;
}
.info address dt {
  font-size: 16px;
  font-weight: bold;
  padding-top: 10px;
}
.info_inner {
  width: 1200px;
  margin:10px auto;
  text-align:left;
}
@media screen and (max-width:1300px){
.info_inner {
  width: 100%;
}

  /* 下記は削除しない */
}

/* フッター */
footer {
  text-align: center;
  font-size: 12px;
  padding: 6px 1em;
  box-sizing: border-box;
  width: 100%;
  background: #005ca2;
  color: #FFFFFF;
  line-height: 1.2;
}

.hero-heading {
  position: relative;
  text-align: center;
  font-size: clamp(24px,7.8125vw,60px);
  font-weight: bold;
  color: #005ca2;
  height: 200px; /* 背景の高さを指定 */
  display: flex; /* 中央揃えのために使用 */
  justify-content: center; /* 横方向に中央配置 */
  align-items: center; /* 縦方向に中央配置 */
}
.hero-heading .background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background:#b1ceec url(../images/img_hero_page.png) no-repeat right -50px top -60px fixed;
  z-index: 1;
}
@media screen and (max-width:1700px){
  .hero-heading .background {
    background:#b1ceec url(../images/img_hero_page.png) no-repeat right -250px top -60px fixed;
  }
}
.hero-heading .text {
  position: relative;
  z-index: 2; /* 背景の上に配置 */
  line-height: 1.2;
  text-shadow:
    1px 1px 0 #b1ceec,
   -1px -1px 0 #b1ceec,
   -1px 1px 0 #b1ceec,
    1px -1px 0 #b1ceec,
    0px 1px 0 #b1ceec,
    0px -1px 0 #b1ceec,
    1px 0px 0 #b1ceec,
   -1px 0px 0 #b1ceec;
}

/* ここからmain部分 */

/* サブページ内 */
main {
  width: 1000px;
  padding: 50px 35px;
  margin: 0 auto;
  position:relative;
  min-height:450px;
}

/* サブページ大見出し */
main h3 {
  background: #f1f5ef;
  font-size: 140%;
  font-weight: bold;
  padding: 10px 10px 8px 20px;
  margin: 2em 0 1em;
  border-left: 10px solid #4b6f44;
  border-bottom: 2px solid #BBBBBB;
}

/* 一番最初にくる時はアキなしにする場合はここに書き足す */
main h3:first-child, main h4:first-child, main h5:first-child, main p:first-child, main table tr td p:first-child {
  margin-top: 0;
}

/* 組み合わせでアキなしする場合はここに書き足す */
main h3 + h4, main h4 + h5, main h3 + p ,main h4 + p, main h5 + p {
  margin-top:0;
}

main h4 {
  margin-top: 1.5em;
  margin-bottom: 0.75em;
  font-size: 120%;
  font-weight: bold;
  background: #e3ecfa;
  color: #123972;
  padding: 0.5em 0.8em 0.35em;
}

/* サブページ小見出し  */
main h5 {
  margin: 1em 0 0.2em 0;
  margin-bottom: 0.5em;
  padding:0.2em;
  font-weight: bold;
  color: #123972;
  border-bottom: 2px dotted #123972;
}


/* サブページ段落 */
main p {
  margin-top: 1em;
}
main p.han {
  margin-top: 0.5em;
}
main p.zero {
  margin-top: 0;
}

/* サブページリスト */
main ul {
  margin-left: 1em;
}
main ul li {
  list-style: disc;
}
main ul.aki li {
  padding-bottom: 0.5em;
}
main ol {
  margin-left: 1.5em;
}
main ol li {
  list-style: decimal;
}
main ol.aki li {
  padding-bottom: 0.5em;
}


/* 準備中 */
p.jyunbi {
  text-align: center;
  padding-top: 100px;
}

/* Welcome Message */
main.message p {
  line-height: 1.9;
  margin-top: 0;
  font-size: clamp(15px,2.08vw,16px);
}
main.message .member_list {
  max-width: 800px;
  width: 100%;
  margin: auto;
  padding: 60px;
  box-sizing: border-box;
  display: flex;
  justify-content: space-around;
  gap: 30px;
}
main.message .member_item_inner {
  max-width: 175px;
  margin: auto;
  display: flex;
  flex-direction: column;
  align-items: center;
}
main.message .member_img img {
  border-radius: 100%;
  border: 4px solid #005ca2;
  background: #0d55a6;
  max-width: 175px;
  max-height: 175px;
  margin-bottom: 5px;
  box-sizing: border-box;
}
main.message .member_name {
  line-height: 1.6;
  font-size: 10px;
  margin-top: auto;
  white-space: nowrap;
  text-align: center;
}
main.message .member_name span {
  font-size: 13px;
  font-weight: 700;
}
@media screen and (max-width: 700px){
  main.message .member_list {
    flex-direction: column;
  }
}

/* Confirmed Speakers */
.speakers_list {
  max-width: 1000px;
  width: 100%;
  margin: auto;
  display: grid;
  grid-template-columns: repeat(4,1fr);
  gap: 40px;
}
.speakers_list .speakers_item_inner {
  max-width: 175px;
  margin: auto;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.speakers_list .speakers_img img {
  border-radius: 100%;
  border: 4px solid #005ca2;
  background: #0d55a6;
  max-width: 175px;
  max-height: 175px;
  margin-bottom: 5px;
  box-sizing: border-box;
}
.speakers_list .speakers_name {
  line-height: 1.6;
  font-size: 10px;
  margin-top: auto;
  white-space: nowrap;
  text-align: center;
}
.speakers_list .speakers_name span {
  font-size: clamp(11px,1.69vw,13px);
  font-weight: 700;
}

/* Important Dates */
.important_dates dl {
  display: flex;
  align-items: center;
  justify-content: center;
  filter: drop-shadow(0px 0px 8px rgba(30,87,153,0.2));
  max-width: 1000px;
  width: 90%;
  margin: 0 auto 20px;
}
.important_dates dt {
  background: #b9181d;
  color: #FFFFFF;
  font-size: clamp(15px, 2.34vw, 18px);
  text-align: center;
  max-width: 400px;
  width: 100%;
  height: 60px;
  line-height: 60px;
  padding: 0 1em;
  box-sizing: border-box;
  border-radius: 6px 0 0 6px;
}
.important_dates dd {
  background: #FFFFFF;
  font-size: clamp(15px, 2.34vw, 18px);
  font-weight: bold;
  text-align: left;
  width: 100%;
  height: 60px;
  padding: 0 2em;
  box-sizing: border-box;
  border-radius: 0 6px 6px 0;
  display: flex;
  align-items: center;
  border: 1px solid #eee;
}

/* Organizing Committee */
table.hyou_organizing {
  border-collapse:collapse;
  width:100%;
}
table.hyou_organizing th {
  border-top:1px solid #BBB;
  border-bottom:1px solid #BBB;
  padding:1em 1.5em 1em 0.5em;
  vertical-align:top;
  white-space:nowrap;
  text-align:left;
  color:#174690;
  color:#555;
  width:10%;
}
table.hyou_organizing td {
  border-top:1px solid #BBB;
  border-bottom:1px solid #BBB;
  padding:1em 0 1em 0.5em;
  vertical-align:top;
  text-align:left;
}

/* Sponsorship */
table.appli_hyou {
  width: 100%;
  margin-bottom: 1em;
}
table.appli_hyou td {
  border: 1px solid #666666;
  background-color: #FFFFFF;
  padding: 0.5em;
  vertical-align: middle;
  text-align: center;
}
table.appli_hyou td.gray{
  background-color: #F9F9F9;
}

table.appli_hyou th {
  border: 1px solid #999999;
  background-color: #666666;
  padding: 0.5em;
  vertical-align: top;
  text-align: center;
  font-weight: bold;
  color: #ffffff;
}

/* Registration */
table.reg_hyou {
  width: 100%;
  margin-bottom: 1em;
}
table.reg_hyou td {
  border: 1px solid #666666;
  background-color: #FFFFFF;
  padding: 0.5em;
  vertical-align: middle;
  text-align: left;
}
table.reg_hyou th {
  border: 1px solid #666666;
  background-color: #F9F9F9;
  padding: 0.5em;
  vertical-align: top;
  text-align: center;
  font-weight: bold;
}

/* Accommodation */
table.accmd_hyou {
  width: 100%;
  margin-top: 1em;
}
table.accmd_hyou td {
  border: 1px solid #666666;
  background-color: #FFFFFF;
  padding: 0.5em;
  vertical-align: middle;
  text-align: left;
}
table.accmd_hyou th {
  border: 1px solid #666666;
  background-color: #F9F9F9;
  padding: 0.5em;
  vertical-align: top;
  text-align: center;
  font-weight: bold;
}

/* Download File */
.dl_waku{
  display: -webkit-flex;
  display: flex;
  -webkit-justify-content: flex-start;
  justify-content: flex-start;
  -webkit-align-items: flex-start;
  align-items: flex-start;
  font-size: 110%;
  font-weight: bold;
}
.photo{
  border: 1px solid #999999;
  margin-right: 1em;
  max-width: 250px;
}

/* endai */

/* 別ページで開く------------------- */

/* 別ページで開くここまで------------------- */

/* kigyo */

/* accsess*/

/* リンク */
p.link {
  background:url(../images/icon_link.png) no-repeat left center;
  padding-left:15px;
  margin-bottom:0;
}
p.link a:link,p.link a:visited {
  color:#333333;
  text-decoration:none;
}
p.link a:hover,p.link a:active {
  color:#666666;
  text-decoration:underline;
}

/* 文章中のリンク */
a:link, a:visited {
  color: #0066CC;
  text-decoration: none;
}
a:hover, a:active {
  color: #0066CC;
  text-decoration: underline;
}

/* pagetop */
.pagetop {
  display: none;
  position: fixed;
  bottom:40px;
  right:95px;
  z-index: 2;
}
.pagetop a {
  display: block;
  background: #005ca2;
  border: 1px solid #FFFFFF;
  box-sizing: border-box;
  border-radius: 50%;
  width: 70px;
  height: 70px;
  position: relative;
  z-index: 2;
  opacity: 0.9;
  text-indent: 100%;
  overflow: hidden;
  white-space: nowrap;
  transition: 0.3s all;
}
.pagetop a::before {
  content: "";
  display: block;
  width:0;
  height:0;
  border-style:solid;
  border-width: 0 10px 17.3px 10px;
  border-color: transparent transparent #FFFFFF transparent;
  position: absolute;
  top: calc(50% - 10px);
  left: calc(50% - 10px);
}
.pagetop a:hover {
  opacity: 0.6;
}

/* 外部リンク */
a.external {
  background: url(../images/external.png) no-repeat right center;
  padding-right: 20px;
}

/* テンプレート */
table.hyou_aaa {
  width: 100%;
  margin-bottom: 1em;
}
table.hyou_aaa td {
  border: 1px solid #666666;
  background-color: #FFFFFF;
  padding: 0.5em;
  vertical-align: top;
  text-align: left;
}
table.hyou_aaa th {
  border: 1px solid #666666;
  background-color: #F9F9F9;
  padding: 0.5em;
  vertical-align: top;
  text-align: left;
  font-weight: normal;
  width: 20%;
}
table.hyou_aaa tr {
  padding: 0.5em;
  vertical-align: top;
  text-align: left;
}

/* table line_none */
table.non {
  border: none;
}
table.non td {
  text-align: left;
  vertical-align: top;
}
table.non th {
  text-align: left;
  vertical-align: top;
  white-space: nowrap;
  font-weight: normal;
}

/* ※一字下げ */
.kome{
  padding-left:1em;
  text-indent:-1em;
}

/* text */
.mbm1 {margin-bottom:-1em;}
.mb1 {margin-bottom:1em;}
.mb2 {margin-bottom:2em;}
.mb03 {margin-bottom:0.3em;}
.mb05 {margin-bottom:0.5em;}
.mb15 {margin-bottom:1.5em;}

.pl05 {padding-left:0.5em;}

.ml1 {margin-left:1em;}

.f85 {font-size:85%;}
.f90 {font-size:90%;}
.f95 {font-size:95%;}
.f100 {font-size:100%;}
.f105 {font-size:105%;}
.f110 {font-size:110%;}
.f115 {font-size:115%;}
.f120 {font-size:120%;}

.uchikeshi {
   background:
url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABAQMAAAAl21bKAAAABGdBTUEAAK/INwWK6QAAAANQTFRFAAAAp3o92gAAAApJREFUCB1jYAAAAAIAAc/INeUAAAAASUVORK5CYII=)
0 center repeat-x;
}
.uchikeshi.red {
   background:
url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABAQMAAAAl21bKAAAABGdBTUEAAK/INwWK6QAAAANQTFRF/wAAGeIJNwAAAApJREFUCB1jYAAAAAIAAc/INeUAAAAASUVORK5CYII=
) 0 center repeat-x;
}
.underline {
  text-decoration:underline;
}
.red {color: #FF0000;
}
.blue {color: #1d2777;
}

/* 太字 */
.bold{
  font-style:normal;
  font-weight:bold;
}

.text_r{
  text-align:right;
}
.text_c{
  text-align:center;
}

.white_space {
  white-space: nowrap;
}

.pro-btn_box {
  display: flex;
  flex-wrap:wrap;
  gap: 20px;
  justify-content: center;
  justify-content: space-between;
  margin:20px 5px;
}

/* ボタン */
.button {
  width: 270px;
  border-radius: 9999px;
  text-align: center;
  background-color: #e3ecfa;
  border: 2px solid #033787;
  cursor: pointer;
  font-size:18px;
  box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.2);
  position: relative;
  height:60px;
}

.button a {
  width: 100%;
  height: 100%;
  color: #033787;
  text-decoration: none;
  font-weight:bold;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 9999px;/*長円形作成*/
}
.button:hover {
  background: #033787;
}
.button:hover a {
  color: #FFFFFF;
}
.button_400 {
  width: 400px;
}
.button_190 {
  width: 190px;
}
.button_2line {
  height:60px;
  padding:0;
  line-height: 1.2;
}
.button_3line {
  height:84px;
  padding:0;
  border-radius: 9999px;
  line-height: 1.2;
}

/* 反応しないボタン */
.button_gray {
  width: 270px;
  border-radius: 9999px;/*長円形作成*/
  text-align: center;
  background-color: #BBBBBB;
  font-size:18px;
  font-weight: bold;
  color:#FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  height:60px;
}

/* ボタン  アイコン */
.pdf_icon a::after {
  content: '';
  display: inline-block;
  position: absolute;
  top: calc(50% - 12px);
  right: 20px;
  background: url('../images/icon_pdf-25px.png') no-repeat;
  width:25px;
  height:25px;
}

.dl_box {
  display: flex;
  justify-content:space-around;
  flex-wrap: wrap;
  margin:1em 0;
}
.dl_item {
  margin: 10px;
}

/* PCで表示 */
.pc_only {
  display: inline-block;
}
/* PCでは非表示 */
.sp_only, .tb_only, .pc_none {
  display: none;
}

/*------------------------------------------*/
/* 1300用 */
/*------------------------------------------*/
@media screen and (max-width:1300px){

/* コンテンツ */
  #contents {
    width: 100%;
  }
  #contents.top {
    overflow: visible;
  }
  #contents.top section.hero {
    padding-top: 60px;
  }
/* ヘッダー */
  .header_wrapper {
    height: 60px;
    display: block;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    background: #FFFFFF;
  }
  header h1 img {
    height: 60px;
  }

/* News & Notice, Important Dates トップページ */
  .news_wapper {
    width: 100%;
    gap: 30px 0;
  }
  .news,
  .important {
    width: calc((100% - 30px) / 2);
  }

/* Welcome Message トップページ */
  #contents.top section.message {
    width: 100%;
  }

/* サブページ内 */
  main {
    width: 100%;
    padding: 30px 3.5%;
    box-sizing: border-box;
  }


  /* 下記は削除しない */
}

/*------------------------------------------*/
/* タブレット用 */
/*------------------------------------------*/
@media screen and (max-width:1000px){
  /* タブレットで表示 */
  .tb_only, .pc_none {
    display: inline-block;
  }
  /* タブレットでは非表示 */
  .pc_only, .sp_only {
    display: none;
  }

  /* グローバル メニュー */
  .gnav {
    display: none;
    /* width: 100%; */
    width: 50%;
    border-bottom: 1px solid #DDDDDD;
  }
  /* スクロールダウン */
  .scrolldown {
    display: none;
  }

  /* News & Notice, Important Dates トップページ */
  .news_wapper {
    width: 100%;
    flex-direction: column;
    gap: 30px 0;
  }
  .news,
  .important {
    width: 100%;
  }

  /* Confirmed Speakers */
  .speakers_list {
      grid-template-columns: repeat(3,1fr);
    }


  /* pagetop */
  .pagetop {
    display: none;
    position: fixed;
    bottom:45px;
    right:10px;
  }

  /* 下記は削除しない */
}

/*------------------------------------------*/
/* スマホ用 767px  */
/*------------------------------------------*/
  @media screen and (max-width:767px){
  /* スマホで表示 */
  .sp_only, .pc_none {
    display: inline-block;
  }
  /* スマホでは非表示 */
  .pc_only, .tb_only, .sp_none {
    display: none;
  }
  /* SNS トップページ */
  .social_links {
    width: 122px;
    position: relative;
    left: 5%;
    top: auto;
    bottom: 50px;
    background: none;
    border: none;
    border-radius: 0;
    box-sizing: border-box;
  }
  .social_links_list {
    display: flex;
    flex-direction: row;
    gap: 0 15px;
    margin-top: 20px;
  }
  .social_links_item {
    display: inline-block;
    flex-shrink: 0;
  }
  .social_links_item:first-child,
  .social_links_item:last-child {
    border-radius: 0 0 0 0;
  }

  /* Confirmed Speakers */
  .speakers_list {
    grid-template-columns: repeat(2,1fr);
  }
  .speakers_list .speakers_item_inner {
    max-width: 150px;
  }
  .speakers_list .speakers_img img {
    max-width: 150px;
    max-height: 150px;
  }
  .slider_name {
    font-size: 9px;
  }

  /* Important Dates */
  .important_dates dl {
    flex-direction: column;
  }
  .important_dates dt {
    border-radius: 6px 6px 0 0;
  }
  .important_dates dd {
    padding: 0 1em;
    border-radius: 0 0 6px 6px;
  }
  /* Organizing Committee */
  table.hyou_organizing th {
    border-bottom:none;
    width:100%;
    box-sizing: border-box;
    display: block;
    background: #f1f5ef;
  }
  table.hyou_organizing td {
    border-bottom:none;
    text-align:left;
    box-sizing: border-box;
    display: block;
    width:100%;
  }


  /* サブページ内 */
  main {
    padding: 30px 5%;
  }

  /* 下記は削除しない */
}

@media screen and (max-width:480px){
  /* ヘッダー */
  .header_wrapper {
    padding: 0;
  }

  /* グローバル メニュー */
  .gnav {
    width: 100%;
  }

  .hero-heading {
    height: 100px;
    justify-content: flex-start;
    padding: 0 1rem;
    box-sizing: border-box;
  }
  .hero-heading .background {
    background:#b1ceec url(../images/img_hero_page.png) no-repeat right -150px top 30px / contain fixed;
  }
  

  /* 下記は削除しない */
}