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

/*-------------------------------------------------------------
///////////////////////////////////////////////////////////////
base module & style
///////////////////////////////////////////////////////////////
--------------------------------------------------------------*/

:root {
	--color-primary: #231815;
	--color-secondary: #23B6BC;
	--color-tertiary: #ED6D1F;
}


/* SP、PC表示切り替え */
.sp_on {
    display: block; /* SPのみ表示 */

    /* 2カラム用 */
    @media (width >= 1024px) {
        & {
            display: none;
        }
    }
}

.pc_on {
    display: none;

    /* 2カラム用 */
    @media (width >= 1024px) {
        & {
            display: block; /* PCのみ表示 */
        }
    }
}

/* ページトップへもどる */
.page_top {
    width: 40px;
    height: 40px;
    right: 10px;
    bottom: 50px;
    position: fixed;
    background-image: linear-gradient(var(--color-tertiary), var(--color-tertiary));
    background-position: left top;
    background-repeat: no-repeat;
    background-size: 100% 100%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 3;

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

.wrapper {
    width: 100%;
}

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

.header {
    position: relative;
    width: 100%;
    
    &::before {
        position: absolute;
        content: "";
        width: 100%;
        height: 5px;
        background-image: linear-gradient(var(--color-secondary), var(--color-secondary));
        background-position: center top;
        background-repeat: no-repeat;
        background-size: 100% 5px;
        z-index: 2;
    }
    
}

.header_container {
    position: relative;
    width: 100%;
    min-height: 300px;

    &::before {
        position: absolute;
        content: "";
        width: 100%;
        height: 100%;
        background-image: url(../images/header_small.jpg);
        background-position: center bottom;
        background-repeat: no-repeat;
        background-size: cover;
        z-index: 1;
    }

    @media (width >= 414px) {
        min-height: 318px;
    }

    @media (width >= 768px) {
        & {
            min-height: 199px;
        }

        &::before {
            background-image: url(../images/header_large.jpg);
            background-position: center top;
            background-size: 96% auto;
        }
    }

    @media (width >= 820px) {
        & {
            min-height: 212px;
        }
    }

    @media (width >= 1024px) {
        & {
            min-height: 265px;
        }
    }

    @media (width >= 1200px) {
        & {
            width: 1100px;
            margin-left: auto;
            margin-right: auto;
            min-height: 190px;
        }

        &::before {
            background-image: url(../images/header_large_pc.jpg);
            background-size: 100% auto;
        }
    }

    /* 子ページスマホ用 */
    @media (width <= 767px) {
        &.child_page {
            min-height: 132px;

            &::before {
                background-image: url(../images/header_small_child.jpg);
                background-size: cover;
            }
        }
    }

} /* header_containerここまで */


/* ヘッダーのテキスト非表示 */
.header_container > * {
    position: absolute;
    left: -9999em;
}

/* @group メインエリア
------------------------------------------------------*/
.main {
    position: relative;
    width: 100%;

    &::before {
        position: absolute;
        content: "";
        width: 100%;
        height: 7px;
        background-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0));
        background-position: center top;
        background-repeat: no-repeat;
        background-size: 100% 7px;
        z-index: 3;
        top: 0;
        left: 0;
    }

    @media (width >= 1200px) {
        &::after {
            position: absolute;
            content: "";
            width: 100%;
            height: 890px;
            background-image: url(../images/main_bg_pc.jpg), linear-gradient(#F2EADE, #F2EADE);
            background-position: center top, center top;
            background-repeat: no-repeat;
            background-size: cover, 100% 890px;
            z-index: 1;
            top: 0;
            left: 0;
        }
    }
}



/* 2カラム用 */
@media (width >= 1200px) {
    .main_container {
        width: 1100px;
        margin-left: auto;
        margin-right: auto;
        display: flex;
        flex-direction: row-reverse;
    }

    .contents {
        position: relative;
        width: 850px;
        z-index: 2;
    }
}

/* ナビゲーションエリア */
.nav_wrap {
    width: 100%;
    background-color: var(--color-tertiary);
    padding-bottom: 40px;

    /* 2カラム用 */
    @media (width >= 1200px) {
        & {
            position: relative;
            width: 250px;
            margin-top: 60px;
            z-index: 2;
        }
    }
}

.pr_movie_container {
    width: 100%;
    height: 200px;
	display: flex;
	align-items: center;
	justify-content: center;

    & iframe {
        width: 230px;
        height: 126px;
        aspect-ratio: 16 / 9;
    }

    @media (width >= 1200px) {
        & {
            height: 126px;
            margin-top: 10px;
        }
    }
}

.poster_download {
    width: 100%;
    height: 150px;
	display: flex;
	align-items: center;
	justify-content: center;

    & a {
        width: 230px;
        height: 80px;

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

    @media (width >= 1200px) {
        & {
            width: 100%;
            height: 110px;
        }
    }
}

.about_poster {
    width: 100%;
    height: 85px;
    display: flex;
    align-items: center;
    justify-content: center;

    & a {
        width: 230px;
        height: 80px;
        display: flex;
        align-items: center;
        justify-content: center;
        background-image: linear-gradient(to right, rgba(242, 234, 222, 0) 0%, rgba(242, 234, 222, 0.5) 20%), url(../images/about_poster_thum.jpg);
        background-position: left top, center top;
        background-repeat: no-repeat;
        background-size: 100% 100%, cover;
        transition: all .5s;

        & span {
            font-size: 20px;
            font-weight: bold;
            color: #505050;
            line-height: 1;
            text-shadow: 2px 3px 3px rgba(0, 0, 0, 0.2);
        }

        &:hover {
            background-image: linear-gradient(to right, rgba(242, 234, 222, 0.7) 0%, rgba(242, 234, 222, 0.7) 50%), url(../images/about_poster_thum.jpg);
            text-decoration: none;
        }
    }

    &.active a {
        background-image: linear-gradient(to right, rgba(242, 234, 222, 0.7) 0%, rgba(242, 234, 222, 0.7) 50%), url(../images/about_poster_thum.jpg);
        pointer-events: none;
    }
}

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

.footer {
    width: 100%;
    background-color: var(--color-secondary);
}

@media (width >= 1200px) {
    .footer_container {
        width: 1100px;
        margin-left: auto;
        margin-right: auto;
    }
}

.secretariat_wrap {
    width: 100%;
    min-height: 330px;
    background-color: var(--color-secondary);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    row-gap: 30px;
    text-align: center;

    @media (width >= 768px) {
        & {
            min-height: 130px;
            flex-direction: row;
            justify-content: flex-start;
            align-items: flex-start;
            column-gap: 20px;
            row-gap: 0;
            padding: 0 min(4%, 20px);
        }
    }

    @media (width >= 1024px) {
        & {
            min-height: 130px;
            flex-direction: row;
            justify-content: flex-start;
            align-items: flex-start;
            column-gap: 100px;
            row-gap: 0;
            padding: 0 min(4%, 20px);
        }
    }

    @media (width >= 1200px) {
        & {
            min-height: 130px;
            flex-direction: row;
            justify-content: flex-start;
            align-items: flex-start;
            column-gap: 100px;
            row-gap: 0;
            padding: 0;
        }
    }
}

.secretariat {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    row-gap: 15px;

    @media (width >= 768px) {
        & {
            flex-direction: row;
            justify-content: flex-start;
            align-items: flex-start;
            margin-top: 20px;
            text-align: left;
            column-gap: 10px;
            row-gap: 0;
        }
    }

    @media (width >= 1200px) {
        & {
            flex-direction: row;
            justify-content: flex-start;
            align-items: flex-start;
            margin-top: 30px;
            text-align: left;
            column-gap: 15px;
            row-gap: 0;
        }
    }
}

.secretariat h3 span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 90px;
    height: 35px;
    font-size: 15px;
    font-weight: bold;
    border: 1px solid #FFFFFF;
    color: #FFFFFF;
    text-align: center;
}

.secretariat dl {
    color: #fff;
    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 {
    width: 100%;
    min-height: 60px;
    border-image-source: linear-gradient(#FFFFFF, #FFFFFF);
    border-image-slice: fill 0;
    border-image-outset: 0 100vw 0 100vw;
    display: flex;
    justify-content: center;
    align-items: center;

    @media (width >= 768px) {
        & {
            min-height: 40px;
            justify-content: flex-start;
            justify-content: center;
        }
    }
    @media (width >= 1200px) {
        & {
            max-width: 1100px;
            margin-left: auto;
            margin-right: auto;
            justify-content: flex-start;
        }
    }
}

.footer-copyright p {
    margin-left: 20px;
    margin-right: 20px;
    font-size: 12px;
    line-height: 1.4;
    color: var(--color-secondary);
    text-align: center;
}
@media (width >= 1200px) {
    .footer-copyright p {
        margin-left: 0;
        margin-right: 0;
        text-align: left;
    }
}

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

.society_theme {
    width: 100%;
}

.society_theme_container {
    position: relative;
    width: 100%;
    min-height: 420px;

    &::before {
        position: absolute;
        content: "";
        width: 100%;
        height: 100%;
        background-image: url(../images/theme_small.jpg);
        background-position: center top;
        background-repeat: no-repeat;
        background-size: cover;
    } 
    
    @media (width >= 414px) {
        & {
            min-height: 446px;
        }
    }

    @media (width >= 768px) {
        & {
            min-height: 804px;
        }

        &::before {
            background-image: url(../images/theme_large.jpg);
        }
    }

    @media (width >= 820px) {
        & {
            min-height: 859px;
        }
    }

    @media (width >= 1024px) {
        & {
            min-height: 1072px;
        }
    }

    @media (width >= 1200px) {
        & {
            min-height: 890px;
        }
    }

} /* society_theme_containerここまで */

/* テーマテキスト非表示 */
.society_theme_container > * {
    position: absolute;
    left: -9999em;
}

/* @group ニュースセクション
------------------------------------------------------*/
.news {
    position: relative;
    width: 100%;
    padding-bottom: 20px;
    background-color: #FFFFFF;

    /* ニュースタイトル */
    & > h2 {
        width: 100%;
        height: 32px;
        background-color: var(--color-secondary);
        display: flex;
        align-items: center;
        margin-bottom: 20px;
    
        @media (width >= 1200px) {
            & {
                height: 30px;
            }
        }
    
        & span {
            margin-left: 17px;
            font-size: 15px;
            font-weight: bold;
            color: #FFFFFF;
            line-height: 1;
        }
    
        @media (width >= 1200px) {
            & span {
                margin-left: 20px;
            }
        }
    }

    /* ニュースリスト */
    & > .news-list {
        height: 140px;
        display: flex;
        flex-direction: column;
        gap: 10px;
        padding-left: 17px;
        padding-right: 17px;
        overflow-y: auto;
        line-height: 1.4;

        @media (width >= 1200px) {
            & {
                height: 160px;
                padding-left: 22px;
                padding-right: 22px;
                margin-bottom: 10px;
                gap: 15px;
            }
        }

        & > li {
            display: flex;
            align-items: baseline;

            & > .date {
                width: 90px;
                font-weight: bold;
                font-size: 13px;
                color: var(--color-secondary);

                @media (width >= 1200px) {
                    & {
                        width: 100px;
                    }
                }
            }

            & > .excerpt {
                flex: 1;
                font-size: 12px;
                color: #666666;
            }
        }
    }
}

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

.page-contents {
    min-height: 80vh;
    background-color: #FFFFFF;

    @media (width >= 768px) {
        & {
            min-height: 1150px;
        }
    }

    @media (width >= 1200px) {
        & {
            margin-top: 60px;
        }
    }
}

.page-title {
    position: relative;
    padding: 25px 10px;
    display: flex;
    align-items: center;
    background-image: linear-gradient(to right, #23B6BC 20%, rgba(35, 183, 188, 0.4) 100%), url(../images/page_title_bg.jpg);
    background-position: left top, center top;
    background-repeat: no-repeat;
    background-size: 100% 100%, cover;
    box-shadow: inset 0 -5px 5px -5px rgba(0, 0, 0, 0.5);

    & > span {
        position: relative;
        padding-left: 10px;
        font-size: clamp(1.375rem, 1.116rem + 1.103vi, 1.875rem);
        font-weight: bold;
        font-feature-settings: "palt";
        color: #FFFFFF;
        text-shadow: 2px 3px 3px rgba(0, 0, 0, 0.2);
        line-height: 1.2;
    }

    @media (width >= 768px) {
        & {
            padding: 35px 15px;
        }

        & > span {
            padding-left: 15px;
        }
    }
    
}

.page-body {
    padding: 20px 20px 30px 20px;
}
@media (width >= 768px) {
    .page-body {
        padding: 40px 20px 40px 20px;
    }
}

/* 既存の垂直マージンを削除 */
.page-body>* {
    margin-top: 0;
    margin-bottom: 0;
    line-height: 1.7;
}

/* 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: 20px;
}

/* 見出し
--------------------------*/
.heading_h3 {
    margin-bottom: 20px;
    background-image: linear-gradient(to right, var(--color-tertiary) 50%, var(--color-primary) 80%);
    background-size: 100% 1px;
    background-position: left bottom;
    background-repeat: no-repeat;
    text-indent: -1.4em;
    padding-left: 1.4em;
    padding-bottom: 5px;
  }
  
  .heading_h3 > span {
    font-size: clamp(1.125rem, 0.996rem + 0.552vi, 1.375rem);
    font-weight: bold;
    text-shadow: 2px 3px 3px rgba(0, 0, 0, 0.2);
    color: var(--color-tertiary);
  }
  
  .heading_h3 > span::before {
    content: "\f111";
    font-family: "Font Awesome 5 Free";
    margin-right: 0.5em;
    font-weight: 900;
    font-size: 0.75em;
    position: relative;
    bottom: 2px;
    color: var(--color-primary);
    opacity: 0.7;
  }
  
  .heading_h4 {
    display: flex;
    align-items: center;
    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-tertiary);
  }

.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-size: 0.85em;
    font-weight: 900;
    margin-left: .5em;
}

.download:before {
    content: '\f019';
    /* ダウンロードのアイコン */
    font-family: "Font Awesome 5 Free";
    font-weight: 900;
    margin-left: .5em;
    margin-right: .5em;
}

.pdf:after {
    content: '\f1c1';
    /* PDFファイルの後（fa-file-pdf） */
    font-family: "Font Awesome 5 Free";
    font-weight: 900;
    margin-left: 0.5em;
}

.word:after {
    content: '\f1c2';
    /* WORDファイルの後（fa-file-word） */
    font-family: "Font Awesome 5 Free";
    font-weight: 900;
    margin-left: 0.5em;
}

.ppt:after {
    content: '\f1c4';
    /* PPTファイルの後（fa-file-powerpoint） */
    font-family: "Font Awesome 5 Free";
    font-weight: 900;
    margin-left: 0.5em;
}

.excel:after {
    content: '\f1c3';
    /* Excelファイルの後（fa-file-excel） */
    font-family: "Font Awesome 5 Free";
    font-weight: 900;
    margin-left: 0.5em;
}

.mail:after {
    content: '\f0e0';
    /* メールアイコン（fa-envelope） */
    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: .5em;
}

.check::before {
    content: '\f00c';
    /* チェックマーク（fa-check） */
    font-family: "Font Awesome 5 Free";
    font-weight: 900;
    margin-right: .3em;
}

/*罫線*/

hr {
    border: none;
    border-top: 1px solid #ccc;
}

hr.hr-full {
    margin: 0 .75em 1.5em;
    box-shadow: 1px 1px 1px rgba(0, 71, 157, 0.2);
}

/* ハイライト */
.text-highlight {
    background: linear-gradient(transparent 40%, #f6ff5f 40%);;
}

.inline {
    display: inline;
}

/*文字詰め*/

.feature {
    font-feature-settings: "palt";
}

/*囲み*/

.enclosure01 {
    border: 1px;
    border-style: solid;
    padding: 0.75em 1em;
}

.enclosure02 {
    display: inline-block;
    border: 1px;
    border-style: solid;
    padding: .5em 1em;
}

.enclosure-style01 {
    border-color: #DDDDDD;
    background: #FFFFFF;
}

.enclosure-style02 {
    border: 3px solid rgba(245, 200, 200, 0.4);
    background: rgba(245, 200, 200, 0.1);
}
.enclosure-style03 {
	border: 3px solid #ff0000;
	background: #FFFFFF;
	border-radius: 10px;
	-webkit-border-radius: 10px;
	-moz-border-radius: 10px;

}


/*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;
}

/* 方法1: text-indent と padding-left の組み合わせ */
.asterisk {
    padding-left: 1.2em;
    text-indent: -0.9em;
}

/* 方法2: table レイアウトを使用 */
.kome_ja > * {
    display: table;
    width: 100%;
}

.kome_ja > *:before {
    display: table-cell;
    content: "※";
    width: 1em;
}
/* 英語　* */
.kome_en > * {
	display:table;
	width: 100%;
	
	&:before {
		display: table-cell;
		content: "*";
		width: 1em;
	}
}

/*表組み*/
.tbl-sp {
    overflow-x: auto;
}

.tbl-sp table {
    min-width: 690px;
}
.tbl-width100 {
    width: 100%;
}

.tbl-width50 {
    width: 50%;
}

.tbl-style01 thead th {
    background-color: #DDD;
    border: 1px #CCCCCC;
    border-style: solid;
    padding: .5em;
}

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

.tbl-style01 tbody th {
    background-color: #EEEEEE;
    padding: .5em;
}
.tbl-style01 tbody td {
    background-color: #FFFFFF;
    padding: 1.5em;
}

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

.tbl-style02 tbody th {
    background-color: #FFFFFF;
    padding: .5em;
}

.tbl-style02 tbody td {
    background-color: #FFFFFF;
    padding: .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;
}

.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;
}

/* ポスター解説 */

.about_poster_image {
    width: 100%;
    height: auto;
    margin-top: 20px;
}

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

/* 開催概要 */

.overview-list {
	display: flex;
	flex-wrap: wrap;
	row-gap: 10px;
    font-feature-settings: "palt";
    line-height: 1.4;
}

.overview-list dt {
	width: 100%;
	font-weight: bold;
	color: var(--color_primary);
}

.overview-list dt:before {
	content: "\f14b";
	font-family: "Font Awesome 5 Free";
	margin-right: 0.5em;
	font-size: 0.85em;
	font-weight: 900;
	position: relative;
	bottom: 1px;
	color: var(--color_secondary); 
    opacity: 0.5;
}

.overview-list dd {
    flex: 1;
	border-top: 1px dotted var(--color-primary);
	padding-left: 20px;
    padding-top: 10px;
    padding-bottom: 20px;
}

.overview-list dd > span,
.overview-list dd > ul > li > span {
    display: block;
}

.overview-list dd ul {
	list-style: none;
	padding-left: 0;
    line-height: 1.4;
}

.overview-list dd ul>*+* {
	margin-top: 5px;
}

@media (width >= 768px) {
	.overview-list {
        row-gap: 20px;
		column-gap: 10px;
        padding-left: 20px;
	}

    .overview-list dt,
    .overview-list dd {
        padding-bottom: 10px;
        padding-top: 10px;
    }
	
	.overview-list dt {
		width: 130px;
        text-indent: -1.1em;
        padding-left: 1.1em;
	}
	
	.overview-list dd {
		flex: 0 0 calc(100% - 130px - 10px);
        border-top: none;
        border-bottom: 1px dotted var(--color-primary);
        padding-left: 5px;
	}

	.overview-list dd > span,
	.overview-list dd > ul > li > span {
        display: inline;
    }
}

/* リンク */
.link-list {
    padding: 0px 10px;

    @media (width >= 768px) {
        & {
            padding: 0px 2%;
        }
    }
}

.link-list dt {
    font-weight: bold;
    font-size: clamp(1rem, 0.935rem + 0.276vi, 1.125rem);

    &::before {
        content: "\f058";
        font-family: "Font Awesome 5 Free";
        margin-right: .5em;
        font-size: 0.8em;
        position: relative;
        bottom: 1px;
        opacity: 0.7;
        color: var(--color-secondary);
    }
}

.link-list dd:not(:last-child) {
    margin-bottom: 1.5em;
}

.link-list dd {
    padding-left: 1.5em;
    padding-top: 1em;
    position: relative;

    &::before {
        position: absolute;
        content: "";
        width: 100px;
        height: 1px;
        background-image: linear-gradient(to right, var(--color-secondary), transparent);
        background-size: 100% 1px;
        background-repeat: no-repeat;
        background-position: left top;
        left: 1.4em;
        top: 0;
    }

    & a {
        color: var(--color-secondary);
    }
}

/* ポスター解説 */

.about_poster_image {
    position: relative;
    width: 100%;
    height: auto;
    margin-top: 20px;
}

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

/* クリックエリア（ネスト記法） */
.click-area {
    position: absolute;
    cursor: pointer;
    background-color: transparent;
    transition: background-color 0.2s ease;

    /* デバッグ用：開発時にクリックエリアを可視化 */
    &:hover {
        background-color: rgba(255, 0, 0, 0.2);
    }

    /* ツールチップ（モバイルファースト） */
    &::before {
        content: attr(data-tooltip);
        position: absolute;
        bottom: 100%;
        left: 50%;
        transform: translateX(-50%);
        background-color: rgba(0, 0, 0, 0.9);
        color: white;
        padding: 6px 10px;
        border-radius: 4px;
        font-size: 12px;
        white-space: nowrap;
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
        z-index: 1000;
        pointer-events: none;
        margin-bottom: 6px;
    }

    &::after {
        content: '';
        position: absolute;
        bottom: 100%;
        left: 50%;
        transform: translateX(-50%);
        border: 4px solid transparent;
        border-top-color: rgba(0, 0, 0, 0.9);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
        z-index: 1000;
        pointer-events: none;
    }

    &:hover::before,
    &:hover::after {
        opacity: 1;
        visibility: visible;
    }
}

/* 河童エリアの位置（モバイルファースト） */
.kappa-area {
    top: 60%;
    left: 12%;
    width: 50px;
    height: 50px;
    border-radius: 50%;
}

/* 筑後川エリアの位置（モバイルファースト） */
.chikugo_river_area {
    top: 55%;
    left: 30%;
    width: 100px;
    height: 50px;
    border-radius: 8px;
}

/* 小森野橋エリアの位置（モバイルファースト） */
.komorino_bridge_area {
    top: 45%;
    left: 40%;
    width: 80px;
    height: 30px;
    border-radius: 8px;
}

/* 久留米絣エリアの位置（モバイルファースト） */
.kurume_textile_area {
	top: 23%;
	left: 0%; /* 小森野橋のちょい左上、手モチーフ下の手あたり */
	width: 200px;
	height: 110px;
	border-radius: 8px;
}

/* 手エリアの位置（モバイルファースト） - 久留米絣と同サイズ */
.hand_area {
	top: 0%;
	left: 0%;
	width: 200px;
	height: 110px;
	border-radius: 8px;
}

/* テーマエリアの位置（モバイルファースト） - 「知・仁・勇」を囲む */
.theme_area {
	bottom: 16%;
    right: 28%;
    width: 40px;
    height: 130px;
	border-radius: 8px;
}

/* 久留米大学エリアの位置（モバイルファースト） */
.kurume_university_area {
	top: 41%;
	right: 20%; /* 小森野橋と久留米市の間あたり */
	width: 60px;
	height: 40px;
	border-radius: 8px;
}

/* 久留米市エリアの位置（モバイルファースト） */
.kurume_city_area {
	top: 42%;
	right: 0%;
	width: 70px;
	height: 40px;
	border-radius: 8px;
}

/* タブレット以上 */
@media (min-width: 768px) {
    .click-area::before {
        padding: 8px 12px;
        border-radius: 6px;
        font-size: 14px;
        margin-bottom: 8px;
    }
    
    .click-area::after {
        border-width: 5px;
    }
    
    .kappa-area {
        width: 100px;
        height: 100px;
    }
    
    .chikugo_river_area {
        top: 55%;
        left: 32%;
        width: 200px;
        height: 100px;
    }

    .komorino_bridge_area {
        top: 45%;
        left: 41%;
        width: 160px;
        height: 80px;
    }
    .kurume_textile_area {
		top: 25%;
        left: 0%;
        width: 420px;
        height: 220px;
	}
    .hand_area {
		top: 0%;
		left: 0%;
		width: 420px;
		height: 220px;
	}
    .theme_area {
		bottom: 15%;
        right: 30%;
        width: 70px;
        height: 320px;
	}
    .kurume_university_area {
		top: 43%;
		right: 22%; /* 小森野橋と久留米市の間あたり */
		width: 140px;
		height: 80px;
	}

    .kurume_city_area {
		top: 42%;
		right: 0%;
		width: 160px;
		height: 90px;
	}
}

/* モーダル（モバイルファースト） */
.poster-modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    animation: fadeIn 0.3s ease;
}

.modal-content {
    background-color: #fff;
    margin: 10% auto;
    padding: 0;
    border-radius: 8px;
    width: 95%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    animation: slideIn 0.3s ease;
}

.modal-close {
    position: absolute;
    top: 12px;
    right: 15px;
    color: #aaa;
    font-size: 24px;
    font-weight: bold;
    cursor: pointer;
    z-index: 1001;
}

.modal-close:hover,
.modal-close:focus {
    color: var(--color-primary);
    text-decoration: none;
}

.modal-header {
    padding: 15px 20px 10px;
    border-bottom: 1px solid #eee;
    font-weight: bold;
}

.modal-header h3 {
    margin: 0;
    color: var(--color-primary);
    font-size: 1.3rem;
}

.modal-body {
    padding: 15px 20px 20px;
}

.modal-image {
    margin-bottom: 15px;
    text-align: center;
}

.zoom-image {
    width: 100%;
    height: auto;
    aspect-ratio: 3/2;
    object-fit: none;
    object-position: 15% 64%;
    border-radius: 6px;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
}

/* テーマ用のカバーフィット（モバイル） */
.zoom-image.cover-fit {
	object-fit: cover !important;
}

.modal-text {
    line-height: 1.6;
}

.modal-text p {
    margin-bottom: 12px;
}

.modal-text .exlink {
    font-size: 0.85rem;
    color: #666;
    margin-top: 15px;
}

.modal-text .exlink a {
    color: var(--color-secondary);
    text-decoration: none;
}

.modal-text .exlink a:hover {
    text-decoration: underline;
}

/* アニメーション */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideIn {
    from { 
        opacity: 0;
        transform: translateY(-30px);
    }
    to { 
        opacity: 1;
        transform: translateY(0);
    }
}

/* タブレット以上 */
@media (min-width: 768px) {
    .modal-content {
        margin: 5% auto;
        border-radius: 10px;
        width: 90%;
        max-width: 800px;
    }
    
    .modal-close {
        top: 15px;
        right: 20px;
        font-size: 28px;
    }
    
    .modal-header {
        padding: 20px 30px 10px;
    }
    
    .modal-header h3 {
        font-size: 1.5rem;
    }
    
    .modal-body {
        padding: 20px 30px 30px;
    }
    
    .modal-image {
        margin-bottom: 20px;
    }
    
    .zoom-image {
        width: 100%;
        height: auto;
        aspect-ratio: 3/2;
        max-width: 600px;
        object-fit: none;
        object-position: 15% 65%;
        border-radius: 8px;
        box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    }

    /* テーマ用のカバーフィット（タブレット以上） */
    .zoom-image.cover-fit {
		object-fit: cover !important;
    }
    
    .modal-text p {
        margin-bottom: 15px;
    }
    
    .modal-text .exlink {
        font-size: 0.9rem;
        margin-top: 20px;
    }
}

/* 会長挨拶
--------------------------*/
.presidentBox {
	border-bottom:1px solid #ccc;
	padding:10px 15px;
	margin:0 auto;
}
.presidentBox img{
    display: block;
	width:150px;
    margin: 10px auto;
}
.presidentBox p {
	text-align:center;
}
.mainTxt02 {
	line-height:180%;
	margin:1em auto;
	text-indent:1em;
}
.spf15{
    font-size: 15px;
}
@media (width >= 767px) {
    .presidentBox {
        position:relative;
    }
    .presidentBox p{
        position:absolute;
        top:120px;
        right:185px;
        text-align:right;
    }
    .presidentBox img{
        float:right;
        margin: 0;
    }
    .spf15{
        font-size: 16px;
    }
}