@charset "utf-8";
@import url("https://use.fontawesome.com/releases/v5.15.4/css/all.css");

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

.wrapper {
  width: 100%;
}

.header {
  width: 100%;

  & > .header_container {
    width: 1100px;
    margin-left: auto;
    margin-right: auto;
  }
}

.main {
  width: 100%;

  & > .main_container {
    width: 1100px;
    margin-left: auto;
    margin-right: auto;
    display: flex;
    flex-direction: row-reverse;

    & > .contents {
      width: 850px;
    }
    
    & > .side {
      width: 250px;
    }
  }
}

.footer {
  width: 100%;

  & > .footer_container {
    width: 1100px;
    margin-left: auto;
    margin-right: auto;
  }
}

/*-------------------------------------------------------------
///////////////////////////////////////////////////////////////
style
///////////////////////////////////////////////////////////////
--------------------------------------------------------------*/

/* カラー設定 */
:root {
  --color-primary: #000000;
  --color-secondary: #FFE100;
  --color-tertiary: #EA686B;
}

/* ページトップへもどる */
.page_top {
  width: 40px;
  height: 40px;
  right: 20px;
  bottom: 20px;
  position: fixed;
  border: 1px solid var(--color-tertiary);
  background: var(--color-tertiary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;

  &::before {
    content: "";
    display: block;
    width: 5px;
    height: 5px;
    border-top: 1px solid #FFFFFF;
    border-right: 1px solid #FFFFFF;
    transform: rotate(-45deg);
  }
} /* .page_top 終わり */

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

.header {
  position: relative;
  z-index: 1;
  border-top: 5px solid var(--color-primary);
  background-image: linear-gradient(rgba(255, 255, 255, 0.5), rgba(255, 255, 255, 0.5));
  background-position: center center;
  background-repeat: no-repeat;
  background-size: 100% 100%;

  & > .header_container {
    position: relative;
    height: 140px;
  
    &::before {
      content: "";
      position: absolute;
      top: 0;
      left: 0;
      width: 1100px;
      height: 140px;
      background-image: url(../images/header.jpg);
      background-position: center center;
      background-size: 100% 100%;
      background-repeat: no-repeat;
    }

    /* ヘッダー内のテキストを非表示 */
    & > * {
      position: absolute;
      left: -9999em;
    }
  }
} /* .header 終わり */

/* @group メインエリア
------------------------------------------------------*/

.main {
  position: relative;

  &::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 7px;
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0.5) 0%, transparent 100%);
    background-position: center center;
    background-size: 100% 100%;
    background-repeat: no-repeat;
    z-index: 1;
  }

  &::after {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 844px;
    background-color: var(--color-secondary);
    z-index: -1;
  }
}

/* @group コンテンツ
------------------------------------------------------*/

/* @group サイド
------------------------------------------------------*/

.side {
  background-color: var(--color-primary);
}

a[href*="/en/"] {
  pointer-events: none;
}

.menu {
  display: flex;
  flex-direction: column;
  gap: 2px;

  & > li {
    list-style: none;
  }

  & > li a {
    display: flex;
    align-items: center;
    width: 230px;
    min-height: 43px;
    margin-inline: auto;
    box-sizing: border-box;
    border: 2px solid transparent;
    background-clip: padding-box, border-box;
    background-origin: padding-box, border-box;
    background-image: linear-gradient(to bottom, #FFFAAA 0%, #FFFAAA 100%), linear-gradient(to top, #FFFAAA 0%, #FFFAAA 100%);
    background-position: left top;
    background-repeat: no-repeat;
    background-size: 100% 100%;
    font-size: 15px;
    font-weight: bold;
    font-feature-settings: "palt";
    line-height: 1.4;
    color: var(--color-primary);
    text-decoration: none;
    transition: color .5s;

    & > span {
      margin-left: 10px;

      & span {
        display: block;
        font-size: 12px;
      }
    }
    
    &:hover {
      background-image: linear-gradient(to bottom, #000000 0%, #505050 100%), linear-gradient(to top, #000000 0%, #505050 100%);
      color: var(--color-secondary);
      text-decoration: none;
    }  
  }
  
  & > li.active a {
    background-image: linear-gradient(to bottom, #000000 0%, #505050 100%), linear-gradient(to top, #000000 0%, #505050 100%);
    color: var(--color-secondary);
    pointer-events: none;

    &:hover {
      cursor: default;
    }
  }

  .lang__switch {
    width: 250px;
    margin-inline: auto;
    margin-bottom: 10px;
}

.lang__switch > li {
    display: flex;
}

.lang__switch > li > span {
    font-weight: bold;
    font-size: 15px;
}

.lang__switch > li > span a {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 135px;
    min-height: 42px;
    background-color: var(--color-secondary);
    clip-path: polygon(0 0, 100% 0%, 85% 100%, 0% 100%);
    text-decoration: none;
    color: var(--primary-color);
    padding-right: 10px;
}

.lang__switch > li > span a:hover {
    background-color: var(--color-tertiary);
    color: #FFFFFF;
    text-decoration: none;
    transition: all 0.5s;
}

.lang__switch > li > span.current {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 135px;
    height: 42px;
    color: #7f7f7f;
    padding-right: 10px;
}

} /* .menu 終わり */

.poster {
  width: 230px;
  height: 80px;
  margin-left: auto;
  margin-right: auto;
  margin-top: 10px;
}

.poster a img {
  width: 100%;
  height: 100%;
}

.abstract_period {
  width: 230px;
  height: 90px;
  margin-left: auto;
  margin-right: auto;
  margin-top: 10px;
}

.abstract_period img {
  width: 100%;
  height: 100%;
}

/* @group フッターエリア
------------------------------------------------------*/

.footer {
  position: relative;
  background-color: var(--color-primary);
  background-image: linear-gradient(#FFFFFF, #FFFFFF);
  background-position: center bottom;
  background-repeat: no-repeat;
  background-size: 100% 40px;
  z-index: 2;

  & > .footer_container {
    display: flex;
    flex-direction: column;
    justify-content: space-between;

    & > .secretariat_wrapper {
      height: 130px;
      display: flex;
      gap: 150px;
    
      & > .secretariat {
        margin-top: 40px;
        display: flex;
        color: #FFFFFF;
      
        & h2 {
          width: 110px;
          height: 35px;
          display: flex;
          justify-content: center;
          align-items: center;
          border: 1px solid var(--color-secondary);
          color: var(--color-secondary);
        
          & span {
            font-size: 14px;
            font-weight: bold;
            line-height: 1;
          }
        }
      
        & dl {
          margin-left: 15px;
          line-height: 1.4;
        
          & dt {
            margin-bottom: 5px;
            font-size: 13px;
            font-weight: bold;
          }
        
          & dd {
            font-size: 12px;
          
            & a {
              color: #00FFFF;
              text-decoration: none;

              &:hover {
                text-decoration: underline;
              }
            }
          }
          
        }
      }

    }

    & > .footer-copyright {
      height: 40px;
    
      & > p {
        height: 40px;
        display: flex;
        align-items: center;
        font-size: 12px;
        color: var(--color-primary);
        line-height: 1;
      }
    }
  }
} /* .footer 終わり */

/* @group トップページ
------------------------------------------------------*/

.society_theme_wrapper {
  position: relative;
  width: 850px;
  height: 844px;

  &::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 850px;
    height: 844px;
    background-image: url(../images/theme.jpg);
    background-position: center center;
    background-repeat: no-repeat;
    background-size: 100% 100%;
  }

  & > .society_theme,
  & > .society_officers,
  & > .society_title_en,
  & > .society_kanji {
    position: absolute;
    left: -9999em;
  }
} /* .society_theme終わり */

.lang_switch {
  width: 230px;
  margin-left: auto;
  margin-right: auto;
  margin-top: 20px;
  text-align: center;
  font-size: 13px;
  font-weight: bold;
  color: #FFFFFF;
  line-height: 1;

  & a {
    color: #FFFFFF;
    text-decoration: none;

    &:hover {
      text-decoration: underline;
    }
  }
}

.news {
  background-color: #FFFFFF;
  padding-bottom: 20px;

  & > h2 {
    height: 30px;
    background-color: var(--color-primary);
    display: flex;
    align-items: center;
    margin-bottom: 20px;
  
    & > span {
      margin-top: 2px;
      margin-left: 20px;
      font-size: 15px;
      font-weight: bold;
      color: #FFFFFF;
    }
  }

  & > .news-list {
    position: relative;
    width: 800px;
    margin-left: auto;
    margin-right: auto;
    display: flex;
    flex-direction: column;
    gap: 15px;
    height: 200px;
    overflow-y: auto;
    line-height: 1.4;
  
    & > li {
      display: flex;
  
      & > .date {
        width: 90px;
        font-size: 13px;
        font-weight: bold;
        color: var(--color-primary);
      }
  
      & > .excerpt {
        flex: 1;
        font-size: 12px;
        color: #666666;
      }
    }
  }
} /* .news 終わり */

/* @group 下層ページ共通
------------------------------------------------------*/

.page-contents {
  background-color: #FFFFFF;
  min-height: 1100px;
}

.page-title {
  min-height: 100px;
  display: flex;
  align-items: center;
  box-sizing: border-box;
  border: 4px solid transparent;
  background-clip: padding-box, border-box;
  background-origin: padding-box, border-box;
  background-image: linear-gradient(to bottom, #000000 0%, #505050 100%), linear-gradient(to top, #000000 0%, #505050 100%);
  color: var(--color-secondary);
  background-position: left top;
  background-repeat: no-repeat;
  background-size: 100% 100%;

  & > span {
    margin-left: 40px;
    font-size: 30px;
    font-weight: bold;
    font-feature-settings: "palt";
    color: var(--color-secondary);
    line-height: 1;
    text-shadow: 0px 0px 10px rgba(0, 0, 0, 0.5);
  }
}

.page-body {
  padding: 40px 20px;
}

/* 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, 1.5em);
}

.page-body > * > * + * {
  margin-block-start: var(--space, 1.2em);
}

/* ページ準備中
--------------------------*/

.under_construction {
  text-align: center;
  font-size: 1.1em;
  padding-top: 50px;
}

/* アイコン
--------------------------*/

.exlink:after {
  content: "\f35d";
  font-family: "Font Awesome 5 Free";
  font-size: .8em;
  font-weight: 900;
  margin-left: 0.5em;
  margin-right: 0.5em;
  position: relative;
  bottom: 1px;
}

.download:before {
  content: "\f019";
  font-family: "Font Awesome 5 Free";
  font-weight: 900;
  margin-left: 0.5em;
  margin-right: 0.5em;
}

.pdf:after {
  content: "\f1c1";
  font-family: "Font Awesome 5 Free";
  font-weight: 900;
  margin-left: 0.5em;
}

.word:after {
  content: "\f1c2";
  font-family: "Font Awesome 5 Free";
  font-weight: 900;
  margin-left: 0.5em;
}

.ppt:after {
  content: "\f1c4";
  font-family: "Font Awesome 5 Free";
  font-weight: 900;
  margin-left: 0.5em;
}

.excel:after {
  content: "\f1c3";
  font-family: "Font Awesome 5 Free";
  font-weight: 900;
  margin-left: 0.5em;
}

.cipher a:before {
  content: "\f023";
  /* 暗号通信の前（fa-lock） */
  font-family: "Font Awesome 5 Free";
  font-weight: 900;
  margin-right: 0.5em;
}

/* 囲み
--------------------------*/

.enclosure01 {
  border: 1px;
  border-style: solid;
  padding: 10px 20px;
  border-radius: 6px;
}

.enclosure02 {
  border: 1px;
  border-style: solid;
  padding: 10px 20px;
}

.enclosure03 {
  border: 3px;
  border-style: solid;
  padding: 10px 20px;
}

.enclosure04 {
  background-color: #efefef;
  padding: 10px 20px;
}

.enclosure-color01 {
  border-color: #dddddd;
  background: #ffffff;
}

.enclosure-color02 {
  border-color: #eee;
  background: #ffffff;
}

/*表組み*/
.tbl-width100 {
  width: 100%;
}

.tbl-width50 {
  width: 50%;
}

.tbl-style01 thead th {
  background-color: #ddd;
  border: 1px #cccccc;
  border-style: solid;
  padding: 0.5em;
  font-weight: bold;
}

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

.tbl-style01 tbody th {
  background-color: #eeeeee;
  padding: 0.5em;
  font-weight: bold;
}

.tbl-style01 tbody td {
  background-color: #ffffff;
  padding: 0.5em;
}

.tbl-style02 tbody th,
.tbl-style02 tbody td {
  border: 1px #ffffff;
  border-style: solid;
}

.tbl-style02 tbody th {
  background-color: #ffffff;
  padding: 0.5em;
}

.tbl-style02 tbody td {
  background-color: #ffffff;
  padding: 0.5em;
}

.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;
}

.th-l-b th {
  text-align: left;
  vertical-align: bottom;
}

.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;
}

.td-l-b td {
  text-align: left;
  vertical-align: bottom;
}

/*リストスタイル*/
.list-style01 {
  margin-left: 2em;
  margin-right: 2em;
  font-size: clamp(0.875rem, 0.818rem + 0.242vw, 1rem);
}

.list-style01 li {
  margin-bottom: .3em;
}

.list-style {
  list-style-position: outside;
  padding-left: 1.8em;
}

.list-style > * + * {
  margin-top: 0.25em;
}

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

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

.list-num2 {
  list-style-type: decimal-leading-zero;
}

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

.asterisk > li::before {
  content: "※";
  margin-right: 0.3em;
  position: relative;
  bottom: 1px;
}

/* ぶら下げインデント */
/* 日本語　※ */
.kome_ja > * {
	display:table;
	width: 100%;
	
	&:before {
		display: table-cell;
		content: "※";
		width: 1em;
    position: relative;
    bottom: 1px;
	}
}
/* 英語　* */
.kome_en > * {
	display:table;
	width: 100%;

	&:before {
		display: table-cell;
		content: "*";
		width: 1em;
    position: relative;
    bottom: 1px;
	}
}

/* overview
--------------------------*/

.outline {
	padding-top: 10px;
}
.outline dt {
	padding-left: 1em;
	color: #151513;
	font-weight: bold;
	clear: left;
	float: left;
	font-size: 15px;
}
.outline dd {
	padding-left: 9em;
	margin-bottom: 25px;
	padding-bottom: 25px;
	border-bottom: 1px dashed #BFB627;
	font-size: 15px;
	-webkit-text-size-adjust: 100%;
}

/* greeting
--------------------------*/
.presidentBox {
	margin:0 auto;
	padding:10px 15px;
	position:relative;
	border-bottom:1px solid #ccc;
}
.presidentBox img{
	width:150px;
}
.presidentBox p.theme {
	position: absolute;
	top: 20px;
	left: 185px;
}
.presidentBox p.affiliation {
	text-align: left;
	position: absolute;
	top: 80px;
	left: 180px;
	line-height: 25px;
}
.mainTxt01 {
	line-height: 180%;
	margin-top: 20px;
	margin-right: auto;
	margin-left: auto;
	margin-bottom: 10px;
	text-indent: 1em;
	padding-left: 10px;
	padding-right: 10px;
}
.mainTxt02 {
	line-height: 180%;
	margin-top: 10px;
	margin-right: auto;
	margin-left: auto;
	margin-bottom: 10px;
	text-indent: 1em;
	padding-left: 10px;
	padding-right: 10px;
}
 
.indent_chairman {
	padding-left: 5.5em;
}


/* venue
--------------------------*/

.heading_h3 {
	font-weight: bold;
	font-size: 20px;
	border-bottom: 2px solid #272727;
	margin-bottom: 18px;
	padding-bottom: 3px;
	margin-top: 18px;
}

.heading_h4 {
	font-weight: bold;
	font-size: 20px;
	color: #ea686b;
	margin-bottom: 5px;
	margin-top: 18px;
}

.f_bold {
	font-weight: bold;
}

.heading_h5 {
  padding: 0.6em;/*文字周りの余白*/
  color: #494949;/*文字色*/
  background: #F8EFEF;/*背景色*/
  border-left: solid 5px #ea686b;/*左線（実線 太さ 色）*/
  font-weight: bold;
  font-size: 16px;
}

.heading_h6 {
	margin: 0;
	font-size: 16px;
	margin-top: 12px;
	margin-bottom: 5px;
	font-weight: bold;
	color: #5E5C5C;
}

.heading_h6:before {
	content: "▶︎";
	font-size: 12px;
	margin-right: 5px;
	position: relative;
	top: -1px;
}

.venue-mb {
	display: inline-block;
	margin:0;
	font-size: 95%;
}

.venue-mb30 {
	display: inline-block;
	margin:0 0 20px 0;
	font-size: 95%;
}

/* ボタン
--------------------------*/

.BtnBox {
	text-align: center;
	margin-top: 40px;
	margin-bottom: 40px;
	display: flex;
	justify-content: space-around;
}

.btn01 {
	display: inline-block;
	padding-top: 14px;
	padding-bottom: 14px;
	width: 260px;
	background-image: -webkit-linear-gradient(180deg, rgba(50, 165, 238, 1.00) 0%, rgba(0, 122, 176, 1.00) 100%);
	background-image: -moz-linear-gradient(180deg, rgba(50, 165, 238, 1.00) 0%, rgba(0, 122, 176, 1.00) 100%);
	background-image: -o-linear-gradient(180deg, rgba(50, 165, 238, 1.00) 0%, rgba(0, 122, 176, 1.00) 100%);
	background-image: linear-gradient(180deg, rgba(50, 165, 238, 1.00) 0%, rgba(0, 122, 176, 1.00) 100%);
	text-decoration: none;
	color: #FFFFFF;
	font-size: 20px;
	border-radius: 10px;
	font-weight: bold;
	border: 2px solid #007AB0;
	/* text-shadow: 1px 1px #000; */
	box-shadow: 0 4px 0 #CCC;
}

.btn01:hover {
	-webkit-box-shadow: 0px 1px #007AB0;
	box-shadow: 0px 1px #007AB0;
	color: #FFFFFF;
	opacity: 0.7;
	margin-bottom: 1px;
	top: 3px;
}

/*
後援
--------------------------*/

.ul_linkList {
	width: 100%;
	margin: 0 auto 50px;
}
	.ul_linkList li {
	list-style: none;
	clear: left;
	line-height: 180%;
	padding-top: 15px;
	padding-right: 0;
	padding-left: 0em;
	padding-bottom: 15px;
	border-bottom: 1px dashed #BFB627;
	}