html {
    scroll-behavior: smooth;
}
/* ==========================================================================
   1. 基本設定
   ========================================================================== */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}
html, body {
    width: 100%;
    overflow-x: hidden;
}
body {
    font-family: "Helvetica Neue", Arial, "Hiragino Kaku Gothic ProN", sans-serif;
    line-height: 1.6;
    color: #2c3e50;
    background-color: #ffffff;
    padding-top: 70px;
}
img {
    max-width: 100%;
    height: auto;
    display: block;
}
/* ==========================================================================
   2. ヘッダー（薄い水色ベース・濃い紺文字に修正）
   ========================================================================== */
header {
    background-color: #e0f2fe; /* 会社の青いロゴが映える薄い水色 */
    color: #003366;           /* 文字色を濃い紺に変更 */
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.08);
}
.header-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
}
.logo-area {
    display: flex;
    align-items: center;
    gap: 10px;
}
.header-logo {
    height: 35px;
    width: auto;
}
.logo-text {
    font-size: 1.25rem;
    font-weight: bold;
    color: #003366;
    line-height: 1.2;
    white-space: normal;
    word-break: break-word;
}
@media (max-width: 768px) {
    .logo-text {
        font-size: 0.95rem;
        line-height: 1.2;
}
}
.nav-links {
    list-style: none;
    display: flex;
    gap: 20px;
}
.nav-links a {
    color: #003366; /* メニューの文字を濃い紺に */
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: bold;
    transition: color 0.2s;
}
.nav-links a:hover {
    color: #0284c7; /* ホバー時は少し濃いめの水色に */
}
/* 言語切り替え枠もヘッダーの色に合わせて調整 */
.lang-switch {
    display: flex;
    border: 1px solid #003366;
    border-radius: 4px;
    /*overflow: hidden;*/
}
.lang-link {
    display: inline-block;
    color: #003366;
    text-decoration: none;
    padding: 4px 12px;
    font-size: 0.8rem;
    background: none;
}
.lang-link.active {
    background-color: #003366;
    color: #e0f2fe;
    font-weight: bold;
}    font-weight: bold;
/* ==========================================================================
   3. メイン画像 (1200x650以内を完全維持)
   ========================================================================== */
/* .hero-container {
    max-width: 1200px;
    margin: 20px auto;
    padding: 0 20px;
}

.hero-image-box {
    width: 100%;
    max-height: 650px;
    /*overflow: hidden;*/
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}
.hero-img {
    width: 100%;
    height: auto;
    display: block;
} */
/* ==========================================================================
   3. メイン画像 (見る人の画面サイズに自動で100%フィットさせる設定)
   ========================================================================== */
.hero-container {
    width: 100%;        /* 最大1200pxの制限をなくし、画面いっぱいに広げる */
    max-width: 100%;    /* 左右の余白をなくして完全にフィットさせる */
    margin: 20px auto;
    padding: 0;         /* スマホ等で左右にできる隙間をゼロにする */
}
.hero-image-box {
    width: 100%;
    /*max-height: 600px;*/  /* 画像の高さの上限を指定サイズ（600px）に固定 */
    /*overflow: hidden;*/
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    position: relative;
}
.hero-img {
    width: 100%;
    height: auto;
    display: block;
    /*object-fit: cover; */ /* 画面が横に長くなっても、縦横比を崩さず綺麗に中央を切り抜く */
}
/* ==========================================================================
   4. 資料ダウンロード
   ========================================================================== */
.download-section {
    max-width: 1200px;
    margin: 0 auto 30px auto;
    padding: 0 20px;
}
.download-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}
.dl-card {
    display: flex;
    align-items: center;
    gap: 15px;
    background: #eef5fc;
    border: 1px solid #d0e3f7;
    border-radius: 8px;
    padding: 15px 20px;
    text-decoration: none;
    color: #2c3e50;
}
.dl-card:hover {
    background: #e1effe;
}
.dl-icon {
    font-size: 2rem;
}
.dl-text h3 {
    font-size: 1.05rem;
    color: #003366;
}
.dl-text p {
    font-size: 0.8rem;
    color: #7f8c8d;
}
/* ==========================================================================
   5. セクション共通
   ========================================================================== */
.section {
    max-width: 1200px;
    margin: 50px auto;
    padding: 0 20px;
    scroll-margin-top: 90px;
}
/*
.section h2 {
    font-size: 1.6rem;
    color: #003366;
    border-left: 5px solid #00bcd4;
    padding-left: 12px;
    margin-bottom: 20px;
}
*/
.section h2 {
    font-size: 1.6rem;
    font-weight: 700;
    letter-spacing: 0.03em;
    color: #003366;
    border-left: 5px solid #00bcd4;
    padding-left: 12px;
    margin-bottom: 20px;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.12);
}
.section-intro {
    font-size: 0.9rem;
    color: #7f8c8d;
    margin-bottom: 20px;
}
/* ==========================
   お知らせ欄部分/News
========================== */
.news-list {
    max-height: 180px;
    overflow-y: auto;
    
    padding: 12px 18px;
    background: #f5f9ff;
    border: 1px solid #d0e3f7;
    border-radius: 8px;
    list-style: none;
}
.news-list li {
    padding: 10px 0;
    border-bottom: 1px solid #e1e8ed;
    line-height: 1.6;
}
.news-list li:last-child {
    border-bottom: none;
}
.date {
    font-weight: bold;
    color: #003366;
}
@media (max-width: 768px) {
    .news-list {
        max-height: 150px;
    }
}
/* ==========================================================================
   6. 公開施設（画像付きカード）
   ========================================================================== */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}
.card {
    background: white;
    border: 1px solid #e1e8ed;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
    display: flex;
    flex-direction: column;
}
.card-img-box {
    width: 100%;
    height: 180px;
    background: #f0f0f0;
}
.card-img-box img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.card-body {
    padding: 20px;
    flex-grow: 1;
    position: relative;
}
.card.reserved {
    border-top: 4px solid #ff5722;
}
.badge {
    position: absolute;
    top: -12px;
    right: 15px;
    background: #ff5722;
    color: white;
    font-size: 0.7rem;
    padding: 2px 8px;
    border-radius: 3px;
    font-weight: bold;
}
.btn {
    display: inline-block;
    margin-top: 15px;
    background: #ff5722;
    color: white;
    text-decoration: none;
    padding: 6px 12px;
    border-radius: 4px;
    font-size: 0.85rem;
    font-weight: bold;
}
/* ==========================================================================
   7. サイエンストーク (写真を140pxに拡大・綺麗に中央寄せ)
   ========================================================================== */
.talk-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}
.talk-card {
    display: flex;
    align-items: center;
    background: white;
    border: 1px solid #e1e8ed;
    border-radius: 8px;
    padding: 20px;
    gap: 25px;
}
.speaker-img {
    width: 140px;
    height: 140px;
    min-width: 140px;
}
.speaker-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}
.talk-info {
    flex-grow: 1;
}
.talk-title {
    font-size: 1.2rem;
    font-weight: bold;
    color: #003366;
    margin-bottom: 5px;
}
.speaker-name {
    font-size: 0.95rem;
    font-weight: bold;
    color: #475569;
    margin-bottom: 8px;
}
.talk-summary {
    font-size: 0.9rem;
    color: #334155;
}
/* ==========================================================================
   8. 工作教室
   ========================================================================== */
.workshop-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}
.workshop-card {
    background: white;
    border: 1px solid #e1e8ed;
    border-radius: 8px;
    overflow: hidden;
}
.ws-img-box {
    width: 100%;
    height: 180px;
}
.ws-img-box img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.ws-info {
    padding: 15px;
}
.ws-info h3 {
    font-size: 1.1rem;
    color: #003366;
    margin-bottom: 5px;
}
.ws-info p {
    font-size: 0.85rem;
}
/* ==========================================================================
   9. アクセス・Googleマップ
   ========================================================================== */
.note {
    font-size: 0.85rem;
    color: #ff5722;
    margin-bottom: 15px;
}
.map-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 20px;
}
.map-box {
    background: #f8f9fa;
    border: 1px solid #e1e8ed;
    border-radius: 8px;
    padding: 15px;
}
@media (max-width: 768px) {

    .map-grid {
        grid-template-columns: 1fr;
    }

    .map-box {
        width: 100%;
    }

}

.map-box h3 {
    font-size: 1rem;
    color: #003366;
}
.map-address {
    font-size: 0.8rem;
    color: #7f8c8d;
    margin-bottom: 10px;
}
.map-wrapper {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
    border-radius: 4px;
}
.map-wrapper iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100% !important;
    height: 100% !important;
}
/* ==========================================================================
   10. フッターとスマホ対応
   ========================================================================== */
footer {
    background: #003366;
    color: white;
    text-align: center;
    padding: 15px;
    margin-top: 50px;
    font-size: 0.85rem;
}
/*@media (max-width: 768px) {
    .header-container {
        flex-direction: column;
        gap: 10px;
        padding: 10px;
    }
    body {
        padding-top: 120px;
    }
    .download-grid {
        grid-template-columns: 1fr;
    }
    .talk-card {
        flex-direction: column;
        /*text-align: center;*/
    /*}
    /*.talk-info {
    text-align: left !important;
}*/
/*========================================================================== 
10. フッターとスマホ対応 
========================================================================== */ 

/*footer {
    background: #003366;
    color: white;
    text-align: center;
    padding: 15px;
    margin-top: 50px;
    font-size: 0.85rem; 
}*/
@media (max-width: 768px) {
    .header-container {
        flex-direction: column;
        gap: 10px;
        padding: 10px;
}
    body {
        padding-top: 120px;
}
    .download-grid {
        grid-template-columns: 1fr;
}
    .talk-card {
        flex-direction: column;
        align-items: flex-start;
}
    .talk-info {
        width: 100%;
        text-align: left !important;
}
/* スマホように追加20260708 */
/* ===== 英語版 見学モデルコース（スマホ） ===== 　20260711重複しているので注釈にする*/
/*
    .route-step_e {
        grid-template-columns: 70px 28px 1fr;
        column-gap: 6px;
        row-gap: 4px;
}
    .route-info {
    display: flex;
    flex-direction: column;
    min-width: 0;
}
    .route-place {
        /*font-size: 0.72rem;*/
        /*font-size: 0.82rem;*/
        /*font-size: 0.72rem;
        font-weight: 600;
        color: #475569;
}

    .route-desc {
        grid-column: 3;
        font-size: 0.80rem;
        /*font-size: 0.9rem;*/
        /*ine-height: 1.4;
        margin-top: -2px;
}*/   
    .speaker-img {
    align-self: center;
}
}
/* ==========================================================================
   10. フッターとSNSリンクボタンの設定（薄い水色ベースに修正）
   ========================================================================== */
footer {
    background: #e0f2fe;      /* ヘッダーとお揃いの薄い水色に変更 */
    color: #003366;           /* 文字色を読みやすい濃い紺色に変更 */
    text-align: center;
    padding: 35px 15px;
    margin-top: 50px;
    border-top: 1px solid #bae6fd; /* 上部にさりげない仕切り線を追加 */
}
.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}
.official-link {
    margin-top: 10px;
}
.official-link img {
    width: 140px;
    height: 37px;
    object-fit: contain;
    display: block;
    margin-top: 12px;
}
.sns-links {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
    justify-content: center;
}
/* 92px × 45px のロゴボタンの土台（背景の白をキープしてロゴを際立たせます） */
.sns-img-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 92px;
    height: 45px;
    background-color: #e0f2fe; 
    border-radius: 6px;
    overflow: hidden;
    text-decoration: none;
    transition: transform 0.2s, box-shadow 0.2s;
    box-shadow: 0 2px 6px rgba(0, 51, 102, 0.15); /* 影の色を少し優しく変更 */
}
.sns-img-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 51, 102, 0.25);
}
.sns-logo-img {
    width: 100%;
    height: 100%;
    object-fit: contain; 
    padding: 4px;        
}
/* 画像が未準備のときの予備テキストの色を白に固定 */
.fallback-text {
    display: none;
    font-size: 0.8rem;
    font-weight: bold;
    /* color: white; */
    color: #e0f2fe;
}
.sns-img-btn[class*="fallback-"] .fallback-text {
    display: block;
}
.fallback-x { background-color: #0f1419; }
.fallback-yt { background-color: #ff0000; }
.fallback-ln { background-color: #0a66c2; }

.copyright {
    font-size: 0.85rem;
    color: #475569; /* コピーライトの文字色を薄い水色に馴染むグレーに変更 */
    margin-top: 5px;
}
/* ==========================================================================
   お問い合わせセクションのレイアウト（style.cssの一番最後に追記）
   ========================================================================== */
.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 20px;
}
.contact-box {
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    padding: 20px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.02);
}

@media (max-width: 768px) {

    .contact-grid {
        grid-template-columns: 1fr;
    }

    .contact-box {
        width: 100%;
        box-sizing: border-box;
    }

}

.contact-box h3 {
    font-size: 1.1rem;
    color: #003366;
    margin-bottom: 8px;
    border-bottom: 2px solid #e0f2fe;
    padding-bottom: 6px;
}
.contact-office {
    font-weight: bold;
    font-size: 0.95rem;
    color: #334155;
    margin-bottom: 10px;
}
.contact-detail {
    font-size: 0.9rem;
    color: #475569;
    margin-bottom: 4px;
}
/* ==========================================================================
   入構方法についてのレイアウト（お問い合わせのデザインを引用）
   ========================================================================== */
.entry-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 20px;
    margin-bottom: 20px;
}
.entry-box {
    background: #fff7ed; /* 注意喚起として少し温かみのある薄いオレンジ系に変更 */
    border: 1px solid #ffedd5;
    border-radius: 8px;
    padding: 20px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.02);
}
.entry-box h3 {
    font-size: 1.1rem;
    color: #c2410c; /* 見出しを落ち着いたオレンジ赤系にして強調 */
    margin-bottom: 10px;
    border-bottom: 2px solid #ffedd5;
    padding-bottom: 6px;
}
.entry-text {
    font-size: 0.9rem;
    color: #475569;
    line-height: 1.6;
    margin-bottom: 8px;
}
.entry-text:last-child {
    margin-bottom: 0;
}
/* ==========================
   ハンバーガーメニュー
========================== */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
}
.hamburger span {
    width: 28px;
    height: 3px;
    background: #003366;
    border-radius: 2px;
}
/* ==========================
   TOPへ戻る
========================== */
.back-to-top {
    display: inline-block;
    background: #003366;
    color: white;
    text-decoration: none;
    padding: 10px 20px;
    border-radius: 6px;
    font-weight: bold;
    transition: 0.3s;
}
.back-to-top:hover {
    background: #0055aa;
}
/* ==========================
   スマホ対応
========================== */
@media (max-width: 768px) {
    .header-container {
        flex-direction: row;
        flex-wrap: wrap;
}
    .hamburger {
        display: flex;
}
    #nav-menu {
        display: none;
        width: 100%;
}
    #nav-menu.active {
        display: block;
        /*  スマホ横対応 */
        max-height: 80vh;
        overflow-y: auto;
}
    .nav-links {
        flex-direction: column;
        align-items: center;
        gap: 15px;
        padding: 15px 0;
}
    .lang-switch {
        margin-left: auto;
}
    body {
        padding-top: 90px;
}
}
/* ========================================
   常時ハンバーガーメニュー
======================================== */
.header-right {
    display: flex;
    align-items: center;
    gap: 15px;
}
/* ハンバーガー常時表示 */
.hamburger {
    display: flex;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}
.hamburger span {
    width: 28px;
    height: 3px;
    background: #003366;
    border-radius: 2px;
}

/* メニューを開いたら × にする */
.hamburger.active span {
    display: none;
}

.hamburger.active::before {
    content: "×";
    font-size: 28px;
    font-weight: bold;
    color: #003366;
    line-height: 1;
}

/* メニューは初期状態で閉じる */
#nav-menu {
    display: none;
    width: 100%;
    background: #e0f2fe;
    border-top: 1px solid #bae6fd;
}
/* ボタン押下で開く */
#nav-menu.active {
    display: block;
    max-height: 80vh;
    overflow-y: auto;
}
/* 縦メニュー */
#nav-menu .nav-links {
    display: flex;
    flex-direction: column;
    gap: 0;
    list-style: none;
    padding: 0;
}
#nav-menu .nav-links li {
    border-bottom: 1px solid #bae6fd;
}
#nav-menu .nav-links a {
    display: block;
    padding: 15px 20px;
    color: #003366;
    text-decoration: none;
    font-weight: bold;
    white-space: nowrap;
}
* 閉じるボタン */
.menu-close a {
    display: block;
    padding: 15px 20px;
    text-align: right;
    font-weight: bold;
    color: #003366;
    text-decoration: none;
}
.logo-text {
    line-height: 1.2;
}
/* ========================================
   ご来場のみなさまへ
======================================== */
.visitor-box {
    background: #fff7ed;
    border: 1px solid #fed7aa;
    border-radius: 8px;
    padding: 20px;
}
.visitor-title {
    font-size: 1.1rem;
    font-weight: bold;
    color: #c2410c;
    margin-bottom: 15px;
}
.visitor-list {
    padding-left: 1.5em;
}
.visitor-list li {
    margin-bottom: 10px;
    line-height: 1.7;
}
.visitor-subtitle {
    font-size: 1.1rem;
    color: #c2410c;
    margin-top: 10px;
    margin-bottom: 15px;
    font-weight: bold;
}
.visitor-list li {
    margin-bottom: 12px;
    line-height: 1.8;
}
/* ========================================
   公開施設グループタイトル
======================================== */
.facility-group-title{
    margin:30px 0 15px;
    padding:10px 15px;

    background:#e0f2fe;
    border-left:5px solid #00bcd4;

    color:#003366;
    font-size:1.2rem;
    font-weight:bold;
}
/* ========================================
   自由見学施設アコーディオン
======================================== */
.facility-item{
    margin-bottom:15px;
    border:1px solid #d0e3f7;
    border-radius:8px;
    overflow:hidden;
}
/* .facility-item summary{
    padding:16px 20px;
    background:#eef5fc;
    color:#003366;
    font-weight:bold;
    cursor:pointer;
    list-style:none;
}
.facility-item summary::-webkit-details-marker{
    display:none; 
}*/
.facility-item summary{
    padding:16px 50px 16px 20px;
    background:#eef5fc;
    color:#003366;
    font-weight:bold;
    cursor:pointer;
    list-style:none;
    position:relative;
}
.facility-item summary::-webkit-details-marker{
    display:none;
}
.facility-item summary::after{
    content:"＋";
    position:absolute;
    right:20px;
    top:50%;
    transform:translateY(-50%);
    font-size:1.4rem;
    font-weight:bold;
    color:#003366;
}
.facility-item[open] summary::after{
    content:"―";
}
.facility-item summary::before{
    content: "◆ ";
}
.facility-item[open] summary::before{
    content:"▼ ";
}
.facility-content{
    padding:20px;
    background:#fff;
}
.facility-content img{
    width:100%;
    max-width:500px;
    border-radius:8px;
    margin-bottom:15px;
}
.facility-item {
    border: 1px solid #d0e3f7;
    border-radius: 8px;
    margin-bottom: 12px;
    overflow: hidden;
}
.facility-item summary {
    padding: 15px;
    cursor: pointer;
    font-weight: bold;
    color: #003366;
    background: #eef5fc;
}
.facility-content {
    padding: 15px;
}
.facility-content img {
    width: 150px;
    height: auto;
    display: block;
    margin: 10px 0;
    border-radius: 8px;
}
.facility-content {
    display: flex;
    gap: 20px;
    align-items: flex-start;
    padding: 15px;
}
.facility-content img {
    width: 150px;
    height: auto;
    border-radius: 8px;
    flex-shrink: 0;
}
.facility-text {
    flex: 1;
}
@media (max-width: 768px) {

    .facility-content {
        flex-direction: column;
}
    .facility-content img {
        width: 100%;
        max-width: 200px;
}
}
/* アコーディオンごとの設定（塊ごとに隙間を空ける） */
.workshop-accordion {
    border: 1px solid #ccc;
    border-radius: 5px;
    overflow: hidden;
    margin-bottom: 15px; /* アコーディオン同士の間隔 */
}
/* クリックするヘッダー部分 */
.workshop-accordion summary {
    background-color: #f5f5f5;
    padding: 12px 20px;
    cursor: pointer;
    outline: none;
    transition: background-color 0.2s ease;
    list-style: none; /* デフォルトの三角矢印を消したい場合 */
}
.workshop-accordion summary::-webkit-details-marker {
    display: none; /* Safari用の三角矢印消去 */
}
/* マウスホバー時に色を変える */
.workshop-accordion summary:hover {
    background-color: #e0e0e0;
}
/* タイトルテキストの見た目 */
.accordion-title {
    font-weight: bold;
    font-size: 1.2rem;
}
/* 内側のカード全体の余白調整 */
.workshop-accordion .workshop-grid {
    padding: 20px;
}
/* 1件だけの時、画像やカードが巨大化するのを防ぐ設定 */
.workshop-grid.single-item {
    /* 
       もしCSS gridで管理されている場合、
       1つのカード幅が他の3列や2列構成と同じになるよう最大幅を制限。
    */
    display: grid;
    /* 既存の表示に合わせて「2列」か「3列」分の枠を強制的に作る */
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); 
}

/* 
   もし上記で直らない（元のCSSがflexboxなど別の仕組み）場合は、
   以下の記述でカード自体の最大横幅を「展示」の1枚分と同じに強制固定
   （※幅のサイズ 320px は、実際のサイトの見た目（展示のカードサイズ）に合わせて調整）
*/
.workshop-grid.single-item .workshop-card {
    max-width: 320px; 
    width: 100%;
}
.accordion {
  border: 1px solid #ddd;
  border-radius: 8px;
  margin-bottom: 16px;
  background: #fff;
}
.accordion summary {
  cursor: pointer;
  padding: 14px 18px;
  list-style: none;
}
.accordion summary::-webkit-details-marker {
  display: none;
}
.accordion summary h3 {
  margin: 0;
}
/*
.accordion[open] summary {
  border-bottom: 1px solid #eee;
}

.workshop-grid {
  padding: 16px;
}
.accordion summary {
  cursor: pointer;
  padding: 14px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  list-style: none;
}

.accordion summary .acc-title::before {
  content: "$25B6 ";
  margin-right: 6px;
}

.accordion summary::after {
  content: "＋";
  font-size: 20px;
  font-weight: bold;
}

.accordion[open] summary::after {
  content: "ー";
}

.accordion summary::-webkit-details-marker {
  display: none;
}
*/
.accordion summary {
  cursor: pointer;
  padding: 14px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.accordion summary .acc-title::before {
  content: "◆ ";
}
/*  
.accordion summary::before {
    content: "Q. ";
    font-weight: bold;
    color: #003366;
}
.visitor-list li::before {
    content: "A. ";
    font-weight: bold;
    color: #003366;
}
.accordion summary::after {
  content: "＋";
  font-weight: bold;
  font-size: 20px;
}
summary::before,
.acc-title::before,
.visitor-list li::before {
    content: none !important;
}
summary {
    list-style: none;
    cursor: pointer;
    font-weight: bold;
    color: #003366;
    display: flex;
    align-items: center;
}

summary::before {
    content: "Q. ";
    margin-right: 6px;
    font-weight: bold;
    color: #003366;
}

.visitor-list li::before {
    content: "A. ";
    font-weight: bold;
    color: #003366;
}
 */
.accordion[open] summary::after {
  content: "―";
}

.accordion summary::-webkit-details-marker {
  display: none;
}

.accordion summary .acc-title {
  font-weight: 600;
}
.ws-img-box img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}
.workshop-card {
  overflow: hidden;
  border: 1px solid #ddd;
  border-radius: 8px;
  background: #fff;
}
.ws-img-box {
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
}
.ws-img-box {
  width: 100%;
  aspect-ratio: 16 / 9;
  /*overflow: hidden;*/
}
.ws-img-box img {
  width: 100% !important;
  height: 100% !important;
  object-fit: cover;
  display: block;
}
.visitor-content {
  padding: 16px 18px;
}
.visitor-list {
  margin: 0;
  padding-left: 1.2em;
}
.to-top-btn {
  position: fixed;
  right: 20px;
  bottom: 20px;

  width: 52px;
  height: 52px;

  display: flex;
  align-items: center;
  justify-content: center;

  background: #333;
  color: #fff;
  text-decoration: none;
  border-radius: 50%;

  font-size: 12px;
  font-weight: bold;

  box-shadow: 0 4px 10px rgba(0,0,0,0.2);
  z-index: 9999;
}

.to-top-btn {
  opacity: 0.85;
}

.to-top-btn:hover {
  opacity: 1;
}
.to-top-btn:hover {
  background: #000;
}
/* 赤
.reservation-notice {
    background: #d32f2f;
    color: #fff;
    padding: 14px 20px;
    text-align: center;
}

.reservation-main {
    font-size: 2rem;
    font-weight: bold;
}

.reservation-sub {
    font-size: 0.85rem;
    opacity: 0.9;
}
/* 紺 英語 1.4rem 0.75rem */
.reservation-notice_e {
    background: #003366;
    color: #fff;
    text-align: center;
    padding: 6px 20px;
}
.reservation-main_e {
    font-size: 1.6rem;
    font-weight: bold;
}
.reservation-sub_e {
    font-size: 0.95rem;
    margin-left: 8px;
    opacity: 0.9;
}
/* 紺 日本語*/
.reservation-notice_j {
    background: #003366;
    color: #fff;
    text-align: center;
    padding: 6px 20px;
}
.reservation-main_j {
    font-size: 1.4rem;
    font-weight: bold;
}
.reservation-sub_j {
    font-size: 0.75rem;
    margin-left: 8px;
    opacity: 0.9;
}
/* キャッチコピー */
.hero-catch {
    max-width: 90%;
    position: absolute;
    left: 50%;
    /* bottom: 8%;　*/
        bottom: 12%;
    transform: translateX(-50%);

    padding: 10px 24px;

    background: rgba(0, 51, 102, 0.75);
    color: #fff;

    font-size: 2rem;
    font-weight: bold;
    text-align: center;
    line-height: 1.2;

    border-radius: 8px;
    white-space: nowrap;

    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
}

@media (max-width: 768px) {
    .hero-catch {
        /*font-size: 1.2rem; */
                font-size: 0.9rem;
        padding: 6px 14px;
        width: 90%;
        white-space: normal;
}
}
/* キャッチを予約の上に持っていく*/
.site-catch {
    text-align: center;
    font-size: 1.3rem;
    font-weight: bold;
    color: #003366;
    background: #f5f8fc;
    padding: 10px 15px;
    line-height: 1.5;
}
.site-catch {
    text-align: center;
    font-size: 1.2rem;
    font-weight: bold;
    color: #003366;
    padding: 8px 15px;
}
.site-catch {
    display: block;
    width: 100%;

    text-align: center;

    font-size: 1.2rem;
    font-weight: bold;

    color: #003366;

    padding: 10px 15px;

    line-height: 1.5;

    white-space: normal;
    word-break: normal;
}
.section-catch {
    display: inline-block;

    background: #0284c7;
    color: #ffffff;

    padding: 6px 18px;

    border-radius: 999px;

    font-size: 0.9rem;
    font-weight: bold;
    letter-spacing: 0.1em;

    margin-bottom: 10px;

    box-shadow: 0 2px 6px rgba(0,0,0,0.15);
}
.entry-box h3 a {
    display: block;
    background: #e0f2fe;
    color: #003366;
    padding: 14px 16px;
    border-radius: 10px;
    text-decoration: none;
    font-weight: bold;
    border: 1px solid #bae6fd;
    transition: 0.2s;
    /*  20260713 in */
     box-sizing: border-box;
}

@media (max-width: 768px) {
    .entry-container {
        grid-template-columns: 1fr;
    }

    .entry-box,
    .entry-box h3 a {
        width: 100%;
        box-sizing: border-box;
    }
}

.entry-box h3 a:hover {
    background: #cfe8ff;
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}
/* ===== FAQ（アコーディオン）スッキリ化 ===== */

.accordion {
    border: 1px solid #e1e8ed;
    border-radius: 8px;
    margin-bottom: 10px;
    overflow: hidden;
    background: #fff;
}
.accordion summary {
    cursor: pointer;
    padding: 12px 14px;
    font-weight: bold;
    background: #f8fafc;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.accordion summary:hover {
    background: #eef6ff;
}
.accordion[open] summary {
    background: #e3f2fd;
}
.accordion summary::after {
    content: "＋";
    font-weight: bold;
}
.accordion[open] summary::after {
    content: "―";
}
.visitor-content {
    padding: 10px 14px;
}
.visitor-list {
    margin: 0;
    padding-left: 18px;
}
/* ==========================
   FAQ（accordion）整理
========================== */
.accordion {
    border: 1px solid #e1e8ed;
    border-radius: 8px;
    margin-bottom: 12px;
    overflow: hidden;
    background: #fff;
}
/* summaryをボタン風に整える */
.accordion summary {
    list-style: none;
    cursor: pointer;
    padding: 14px 16px;
    font-weight: bold;
    color: #003366;
    background: #f8fbff;
    display: flex;
    align-items: center;
}
/* デフォルトの$25B6マークを消す */
.accordion summary::-webkit-details-marker {
    display: none;
}
/* 開閉アイコン追加（任意） */
.accordion summary::after {
    content: "＋";
    margin-left: auto;
    font-weight: bold;
    color: #003366;
}
.accordion[open] summary::after {
    content: "―";
}
/* 中身の余白を整える */
.visitor-content {
    padding: 14px 16px;
}
/* リストの余白を削る */
.visitor-list {
    margin: 0;
    padding-left: 18px;
}
/* liの間隔を少し整理 */
.visitor-list li {
    margin-bottom: 6px;
    line-height: 1.6;
}
summary::before,
.acc-title::before,
.visitor-list li::before {
    content: none !important;
}
summary {
    list-style: none;
    cursor: pointer;
    font-weight: bold;
    color: #003366;
    display: flex;
    align-items: center;
}
summary::before {
    content: "Q. ";
    margin-right: 6px;
}
.visitor-list {
/*    list-style: none; */
    margin: 0;
/*    padding-left: 0;   */
    list-style: disc;
    padding-left: 1.2em;
}
.visitor-list li::before {
    content: "A. ";
    font-weight: bold;
    color: #003366;
    margin-right: 4px;
}
/*----------------------
日本語の見学ガイド部分
------------------------*/
.route-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
    margin-top: 10px;
}
.route-card {
    background: #fff;
    border: 1px solid #e1e8ed;
    border-radius: 8px;
    padding: 15px;
    text-align: center;
    font-weight: bold;
    color: #003366;
    box-shadow: 0 2px 6px rgba(0,0,0,0.05);
}
.route-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}
.route-card {
    border: 1px solid #e1e8ed;
    border-radius: 10px;
    /*background: #fff;*/
    background: #f8fbff;
    box-shadow: 0 2px 6px rgba(0,0,0,0.05);
    overflow: hidden;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    min-height: 220px;
}
.route-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 16px rgba(0,0,0,0.12);
    background: #f8fbff;
}
.route-card summary {
    /*background: #dbeafe;*/
    background: #cfe3ff;
    cursor: pointer;
    /*padding: 15px;　*/
    padding: 14px;
    list-style: none;
    display: flex;
    flex-direction: column;
    /*gap: 5px; */
    gap: 4px;
    text-align: left;
    align-items: flex-start;
}
.route-title {
    font-weight: bold;
    color: #003366;
    /*font-size: 1.05rem;*/
    font-size: 1.1rem;
}
.route-sub {
    /*font-size: 0.85rem;
    color: #64748b;*/
    font-size: 0.8rem;
    color: #64748b;
}
.route-content {
    padding: 15px;
    border-top: 1px solid #e1e8ed;
}
.route-content pre {
    white-space: pre-wrap;
    font-size: 0.9rem;
    line-height: 1.5;
    margin: 0;
    text-align: left;
    align-items: flex-start;
}
@media (max-width: 768px) {
    .route-grid {
       grid-template-columns: 1fr; 
       /*grid-template-columns: 75px 30px minmax(0, 1fr);20260711*/
     }
    .route-step {
     grid-template-columns: 75px 30px minmax(0, 1fr);
     }
     .route-desc {
      font-size: 0.75rem;
    }
}
.route-card summary::after {
    content: "＋";
    margin-left: auto;
    font-weight: bold;
    color: #003366;
}
.route-card[open] summary::after {
    content: "―";
}
.route-hint {
    font-size: 0.8rem;
    color: #64748b;
}
.route-content {
    padding: 15px;
}
.route-step {
    display: grid;
    /* 20260621 in UP*/
    /* grid-template-columns: 110px 1fr; */
    /* 20260621 in DOWN*/
    grid-template-columns: 110px 70px 1fr;
    gap: 12px;
    padding: 10px 0;
    border-bottom: 1px solid #e5e7eb;
}
.route-time {
    font-weight: bold;
    color: #003366;
/* 20260621 in UP*/
    background: #e0f2fe;
    padding: 4px 8px;
    border-radius: 5px;
    text-align: center;
/* 20260621 in down*/
}
/*  20260715 時間領域白　*/
.route-time_w {
    font-weight: bold;
    color: #003366;
/* 20260621 in UP*/
    background: #f8fafc;
    padding: 4px 8px;
    border-radius: 5px;
    text-align: center;
/* 20260621 in down*/
}
.route-desc {
    color: #334155;
    text-align: left;
}
.route-step:last-child {
    border-bottom: none;
}
.route-map {
    /* */
    /*background: #fef3c7;
    color: #92400e;*/
    /* */
    /*background: #003366;
    color: white;
    font-weight: bold;
    font-size: 0.85rem;*/
    /*灰色color: #64748b;
    font-weight: 600;
    text-align: center;
    padding: 4px 6px;
    border-radius: 5px;
    font-size: 0.95rem;*/
    
    display: flex;
    align-items: center;
    justify-content: center;
    justify-self: center;
    width: 30px;
    height: 30px;
    background: #e6f7fb;
    color: #003366;
    border: 1px solid #b6e3ef;
    border-radius: 50%;
    font-weight: bold;
}
.route-map_o {
    /* */
    /*background: #fef3c7;
    color: #92400e;*/
    /* */
    /*background: #003366;
    color: white;
    font-weight: bold;
    font-size: 0.85rem;*/
    /*灰色color: #64748b;
    font-weight: 600;
    text-align: center;
    padding: 4px 6px;
    border-radius: 5px;
    font-size: 0.95rem;*/
    
    display: flex;
    align-items: center;
    justify-content: center;
    justify-self: center;
    width: 30px;
    height: 30px;
    background: #FFDBC9;
    color: #003366;
    /*border: 1px solid #FF9872; 20260716 濃いオレンジ*/
    border: 1px solid #FFC7AF;
    border-radius: 50%;
    font-weight: bold;
}
/* .move-step {
    grid-template-columns: 110px 1fr;
    background: #f8fafc;
}*/
.move-step {
    display: block;
    padding: 10px 0 10px 122px;
    color: #64748b;
    font-style: italic;
    font-size: 0.85rem;
    background: #F9F9F9;
}
.route-step,
.route-step_e {
    display: grid;
    gap: 12px;
    padding: 10px 0;
    border-bottom: 1px solid #e5e7eb;
    /*grid-template-columns: 110px 34px 170px 1fr;
    column-gap: 6px;*/
}
.route-step {
    /*grid-template-columns: 110px 45px 110px 1fr; 20260711注釈*/
    grid-template-columns: 110px 45px minmax(0, 1fr);    
}
.route-step_e {
    grid-template-columns: 110px 45px 150px 1fr;
    column-gap: 4px;
}
.route-access {
    padding: 8px 0 12px 155px; /* 時刻＋MAP欄分だけインデント */
    font-size: 0.9rem;
    padding: 8px 12px;
    font-size: 0.75rem;
    line-height: 1.4;
    color: #64748b;
    font-style: italic;
    background: #F9F9F9;
    text-align: center;
}
.route-place {
    font-size: 0.82rem;
    font-weight: 600;
    color: #475569;
    text-align: left;
}
.route-info {
    display: flex;
    flex-direction: column;
    min-width: 0;
}