@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: 0 auto;
  display: flex;
  flex-direction: row-reverse;
}

.contents {
  width: 850px;
}

.side {
  width: 250px;
}

.footer {
  width: 100%;
}

.footer_container {
  width: 1100px;
  margin: 0 auto;
}

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

/* テーマ */
:root {
  --color-primary: #003F8F;
  --color-secondary: #AA9678;
  --color-tertiary: #009999;
}

/* 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-primary);
  background: var(--color-primary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
}
.page_top::before {
  content: "";
  display: block;
  width: 5px;
  height: 5px;
  border-top: 1px solid #FFFFFF;
  border-right: 1px solid #FFFFFF;
  transform: rotate(-45deg);
}

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

.header {
  border-top: 5px solid var(--color-tertiary);
}

.header_container {
  position: relative;
  height: 230px;
}

.header_container::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 1100px;
  height: 230px;
  background-image: url(../images/header.jpg);
  background-size: cover;
  background-position: center top;
  background-repeat: no-repeat;
}

.header_container > * {
  position: absolute;
  left: -9999em;
}


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

.main {
  position: relative;
}

.main::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 1170px;
  max-height: 2800px;
  background-image: url(../images/bg_main.jpg);
  background-repeat: no-repeat;
  background-position: center top;
  background-size: cover;
}

.main_container {
  position: relative;
  min-height: 1030px;
}

/* @group コンテンツエリア
------------------------------------------------------*/

/* @group サイドエリア
------------------------------------------------------*/

.menu {
  width: 240px;
  margin-left: auto;
  margin-right: auto;
  margin-top: 10px;
  padding-bottom: 5px;
  padding-top: 5px;
  background-color: var(--color-tertiary);
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.menu li a {
  display: flex;
  align-items: center;
  width: 230px;
  height: 48px;
  margin-left: auto;
  margin-right: auto;
  background-color: #FFFFFF;
  font-size: 14px;
  font-weight: bold;
  font-feature-settings: "palt";
  line-height: 1;
  color: var(--color-tertiary);
  text-decoration: none;
  transition: color .5s;
}

.menu li a > span {
  margin-left: 15px;
}

.menu li a:hover {
  background-color: var(--color-tertiary);
  color: #FFFFFF;
  text-decoration: none;
}

.menu li.active a {
  background-color: var(--color-tertiary);
  color: #FFFFFF;
  pointer-events: none;
}

.menu li.active a:hover {
  cursor: default;
}

.menu_style2 {
  width: 240px;
  margin-left: auto;
  margin-right: auto;
  margin-top: 30px;
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.menu_style2 li a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 240px;
  height: 50px;
  margin-left: auto;
  margin-right: auto;
  padding-right: 15px;
  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, #00A0E6 20%, #0082BE 100%), linear-gradient(to top, #00A0E6 20%, #0082BE 100%);
  background-position: left top;
  background-repeat: no-repeat;
  background-size: 100% 100%;
  font-size: 14px;
  font-weight: bold;
  font-feature-settings: "palt";
  line-height: 1;
  color: #FFFFFF;
  text-decoration: none;
  transition: color .5s;
}

.menu_style2 li a > span {
  margin-left: 15px;
}

.menu_style2 li a > span > span {
  display: block;
  margin-top: 2px;
  font-size: 10px;
}

.menu_style2 li a:hover {
  background-image: linear-gradient(to top, #00A0E6 20%, #0082BE 100%), linear-gradient(to bottom, #00A0E6 20%, #0082BE 100%);
  color: #FFFFFF;
  text-decoration: none;
}

.menu_style2 li.active a {
  background-image: linear-gradient(to top, #00A0E6 20%, #0082BE 100%), linear-gradient(to bottom, #00A0E6 20%, #0082BE 100%);
  color: #FFFFFF;
  pointer-events: none;
}

.menu_style2 li.active a:hover {
  cursor: default;
}

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

.footer {
  position: relative;
  height: 140px;
  background-color: var(--color-secondary);
  background-image: linear-gradient(var(--color-tertiary), var(--color-tertiary));
  background-position: center bottom;
  background-repeat: no-repeat;
  background-size: 100% 35px;
  z-index: 2;
}

.footer_container {
  height: 140px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.secretariat {
  height: 105px;
  display: flex;
  gap: 135px;
}

.secretariat h2 {
  width: 230px;
  height: 30px;
  display: flex;
  align-items: center;
  background-color: #FFFFFF;
  clip-path: polygon(0 0, 100% 0, 90% 100%, 0% 100%);
}

.secretariat h2 span {
  margin-left: 10px;
  font-size: 15px;
  font-weight: bold;
  color: var(--color-secondary);
  line-height: 1;
}

.secretariat dl {
  margin-top: 7px;
  margin-left: 7px;
  color: #FFFFFF;
  line-height: 1.4;
}

.secretariat dt {
  margin-bottom: 5px;
  font-size: 13px;
  font-weight: bold;
}

.secretariat dd {
  font-size: 12px;
}

.secretariat dd a {
  color: #00FFFF;
}

.footer-copyright {
  height: 35px;
}

.footer-copyright p {
  height: 35px;
  display: flex;
  align-items: center;
  font-size: 12px;
  color: #FFFFFF;
  line-height: 1;
}

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

.society_theme {
  position: relative;
  min-height: 1030px;
}

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

.society_theme p {
  position: absolute;
  left: -9999em;
}

.news {
  margin-top: -220px;
}

.news h2 {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 30px;
}

.news h2::after {
  position: absolute;
  content: "";
  width: 120px;
  height: 30px;
  background-image: linear-gradient(var(--color-tertiary), var(--color-tertiary)), linear-gradient(var(--color-secondary), var(--color-secondary));
  background-position: left bottom, right bottom;
  background-repeat: no-repeat;
  background-size: 60px 6px, 60px 6px;
}

.news h2 span {
  font-size: 18px;
  font-weight: bold;
  color: var(--color-tertiary);
  margin-bottom: 10px;
}

.news-list {
  position: relative;
  width: 750px;
  margin-left: auto;
  margin-right: auto;
  display: flex;
  flex-direction: column;
  gap: 7px;
  height: 130px;
  overflow-y: auto;
  font-size: 14px;
  line-height: 1.4;
}

.news-list li {
  display: flex;
}

.date {
  width: 92px;
  font-weight: bold;
  color: var(--color-tertiary);
}

.excerpt {
  flex: 1;
  color: #333333;
}

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

.page-contents {
  position: relative;
  min-height: 1050px;
  background-color: #ffffff;
}


/* 既存の垂直マージンを削除 */
.page-contents > * {
  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-contents > * + * {
  margin-top: var(--space, 1.5rem);
}

.page-title {
  position: relative;
  display: flex;
  align-items: center;
  background-image: linear-gradient(to right bottom, var(--color-tertiary), var(--color-secondary));
  margin-bottom: 30px;
  padding: 15px 0px 15px 15px;
}

.page-title::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 40px;
  height: 100%;
  background-color: var(--color-primary);
  clip-path: polygon(0 0, 100% 0%, 50% 100%, 0% 100%);
}

.page-title > span {
  display: block;
  margin-top: 7px;
  margin-left: 40px;
  font-size: 24px;
  font-weight: bold;
  font-feature-settings: "palt";
  text-shadow: 2px 3px 3px rgba(0, 0, 0, 0.2);
  color: #FFFFFF;
}

.page-body {
  padding-left: 20px;
  padding-right: 20px;
  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, 1.5em);
}

.page-body > section > * + * {
  margin-top: 15px;
}

/* 見出し
--------------------------*/

.heading_h3 {
  display: flex;
  align-items: center;
  border-left: 5px solid var(--color-primary);
  padding-top: 10px;
  padding-bottom: 10px;
  padding-left: 10px;
  margin-bottom: 15px;
}

.heading_h3 > span {
  font-size: 18px;
  font-weight: bold;
}

.heading_h4 {
  display: flex;
  align-items: center;
  padding-top: 10px;
  margin-bottom: 10px;
}

.heading_h4 > span { 
  font-weight: bold;
}

.heading_h4 span::before {
  content: "\f45c";
  font-family: "Font Awesome 5 Free";
  margin-right: .5em;
  font-size: 0.85em;
  position: relative;
  bottom: 1px;
  color: var(--color-primary);
}

/* 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: "\f360";
  font-family: "Font Awesome 5 Free";
  font-weight: 900;
  margin-left: 0.5em;
  margin-right: 0.5em;
}

.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;
}

.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;
	}
}

/* ボタンラッパー */
.btn_wrap {
  display: flex;
  justify-content: center;
  gap: 15px;
  margin: 20px 0;
  flex-wrap: wrap;
}

.btn_wrap > a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 300px;
  height: auto;
  min-height: 50px;
  padding: 10px 20px;
  line-height: 1.3;
}

/* メインボタン（btn_style1） */
.btn_style1 {
  background: linear-gradient(135deg, var(--color-primary) 0%, #0056b3 100%);
  border: 2px solid var(--color-primary);
  border-radius: 8px;
  color: #FFFFFF;
  font-size: 16px;
  font-weight: bold;
  text-decoration: none;
  text-align: center;
  transition: all 0.3s ease;
  box-shadow: 0 4px 8px rgba(0, 63, 143, 0.3);
  position: relative;
  overflow: hidden;
}

.btn_style1::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left 0.5s;
}

.btn_style1:hover {
  background: linear-gradient(135deg, #0056b3 0%, var(--color-primary) 100%);
  transform: translateY(-2px);
  box-shadow: 0 6px 12px rgba(0, 63, 143, 0.4);
  text-decoration: none;
  color: #FFFFFF;
}

.btn_style1:hover::before {
  left: 100%;
}

.btn_style1:active {
  transform: translateY(0);
  box-shadow: 0 2px 4px rgba(0, 63, 143, 0.3);
}

/* サブボタン（btn_style2） */
.btn_style2 {
  background: linear-gradient(135deg, var(--color-tertiary) 0%, #007a7a 100%);
  border: 2px solid var(--color-tertiary);
  border-radius: 6px;
  color: #FFFFFF;
  font-size: 14px;
  font-weight: bold;
  text-decoration: none;
  text-align: center;
  transition: all 0.3s ease;
  box-shadow: 0 3px 6px rgba(0, 153, 153, 0.3);
  position: relative;
  overflow: hidden;
}

.btn_style2::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.15), transparent);
  transition: left 0.5s;
}

.btn_style2:hover {
  background: linear-gradient(135deg, #007a7a 0%, var(--color-tertiary) 100%);
  transform: translateY(-1px);
  box-shadow: 0 4px 8px rgba(0, 153, 153, 0.4);
  text-decoration: none;
  color: #FFFFFF;
}

.btn_style2:hover::before {
  left: 100%;
}

.btn_style2:active {
  transform: translateY(0);
  box-shadow: 0 2px 4px rgba(0, 153, 153, 0.3);
}

/* ボタン内のspan要素 */
.btn_style1 span,
.btn_style2 span {
  position: relative;
  z-index: 1;
  display: block;
  line-height: 1;
}


/* 開催概要 */

.overview-list {
  display: flex;
  flex-wrap: wrap;
  row-gap: 30px;
  column-gap: 20px;
  padding-left: 20px;
  padding-right: 20px;
 }

 .overview-list dt {
  width: 110px;
  font-weight: bold;
  color: var(--color-primary);
 }

 .overview-list dt:before {
  content: "\f14a";
  font-family: "Font Awesome 5 Free";
  margin-right: 0.5em;
  font-size: 0.85em;
  font-weight: 900;
  position: relative;
  bottom: 1px;
  color: var(--color-tertiary);
 }

 .overview-list dd {
  flex: 0 0 calc(100% - 110px - 20px);
  border-bottom: 1px solid #cccccc;
  padding-bottom: 10px;
 }

 .overview-list dd ul {
  list-style: none;
  padding-left: 0;
 }

 .overview-list dd ul > * + * {
  margin-top: 3px;
 }

 /* 会長挨拶 */
 .about_the_chairman {
    display: flex;
    justify-content: flex-start;
    align-items: flex-end;
    text-align: left;
    gap: 15px;
    border-bottom: 1px solid #DDDDDD;
    padding-bottom: 15px;
    line-height: 1.6;
}

.about_the_chairman img {
    width: 150px;
    height: 200px;
    object-fit: cover;
    border: 1px solid #eee;
}

.greeting_text > * + * {
    margin-top: 1em;
}

.greeting_text {
    text-indent: 1em;
    text-align: justify;
}

.banner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  margin-top: 30px;
}
.banner a {
  display: block;
  width: 240px;
}
.banner a img {
  width: 100%;
  height: auto;
}