@font-face {
    font-family: 'ImijunEnglish';
    src: url('../font/font.otf') format('opentype');
    font-weight: normal;
    font-style: normal;
    font-display: swap;
}

/* 意味順テーブルのスタイル（参考HTMLの構造に合わせる） */
#imijun-panel .grammar-table {
    width: 100%;
    table-layout: fixed; /* 固定レイアウトで列幅を正確に制御 */
    border-collapse: collapse;
}

/* 意味順パネル専用のテーブル設定 */
#imijun-panel #imijun-grammar-list .grammar-table {
    width: 100% !important;
    table-layout: fixed !important;
    border-collapse: collapse !important;
    box-sizing: border-box !important;
}



#imijun-panel .header-cell {
    width: 90% !important;
    text-align: center;
    font-weight: bold;
}

#imijun-panel .grammar-item-cell {
    width: 90% !important;
    text-align: left;
    font-weight: bold;
    padding: 12px !important;
}

#imijun-panel .icon-row td {
    width: 25% !important; /* 正確に4等分 */
    padding: 8px;
    text-align: center;
    background-color: white !important;
    box-sizing: border-box !important;
}

/* スマホでも4等分を強制 */
@media (max-width: 768px) {
  #imijun-panel .icon-row td {
    width: 25% !important;
    box-sizing: border-box !important;
    padding: 4px !important;
  }
}

@media (max-width: 480px) {
  #imijun-panel .icon-row td {
    width: 25% !important;
    box-sizing: border-box !important;
    padding: 2px !important;
  }
}

/* 削除 - 新しいルールで置き換え */

/* 削除 - 新しいルールに統合済み */

#imijun-panel #imijun-grammar-list .grammar-table * {
    box-sizing: border-box !important;
}

/* 削除 - 新しいルールで置き換え */

/* インラインスタイルを上書き - icon-row専用 */
#imijun-panel #imijun-grammar-list .grammar-table .icon-row td[style] {
    width: 25% !important;
    max-width: 25% !important;
    min-width: 25% !important;
}

/* スマホでもインラインスタイルを上書き */
@media (max-width: 768px) {
  #imijun-panel #imijun-grammar-list .grammar-table .icon-row td[style] {
    width: 25% !important;
    max-width: 25% !important;
    min-width: 25% !important;
  }
}

@media (max-width: 480px) {
  #imijun-panel #imijun-grammar-list .grammar-table .icon-row td[style] {
    width: 25% !important;
    max-width: 25% !important;
    min-width: 25% !important;
  }
}

/* 削除 - 新しいルールに統合済み */

.icon-link {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    transition: transform 0.2s ease-in-out, box-shadow 0.2s ease-in-out;
    font-size: 20px;
    border: none;
    color: #fff;
}

.icon-link:hover {
    transform: scale(1.1);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.icon-link.blue { background-color: #3b82f6; }
.icon-link.green { background-color: #10b981; }
.icon-link.orange { background-color: #f97316; }
.icon-link.purple { background-color: #FFE05C; }

/* Scoped styles for Imijun panel */
#imijun-panel .container {
    max-width: 1200px;
    margin: 0 auto;
}

#imijun-panel .sentence-card {
    background: white;
    border: 1px solid #ddd;
    border-radius: 8px;
    margin-bottom: 30px;
    overflow: hidden;
}

#imijun-panel .sentence-header {
    background: #f8f8f8;
    padding: 12px 20px;
    border-bottom: 1px solid #ddd;
    font-weight: bold;
    font-size: 18px;
}

#imijun-panel .sentence-meta {
    padding: 12px 20px 0 20px;
    color: #6b7280;
    font-size: 14px;
}

#imijun-panel .sentence-content {
    padding: 20px;
}

#imijun-panel .english-sentence {
    font-size: 20px;
    margin-bottom: 15px;
    line-height: 1.5;
}

#imijun-panel .japanese-sentence {
    font-size: 18px;
    margin-bottom: 25px;
    color: #333;
    line-height: 1.5;
}

#imijun-panel .blocks-container {
    overflow-x: auto;
}

#imijun-panel .block-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    margin-bottom: 20px;
    table-layout: fixed;
    background: rgba(250, 250, 250, 0.95);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
}

#imijun-panel .block-table:last-child {
    margin-bottom: 0;
}

#imijun-panel .block-table th,
#imijun-panel .block-table td {
    border-right: 1px solid rgba(229, 231, 235, 0.8);
    border-bottom: 1px solid rgba(229, 231, 235, 0.8);
    padding: 14px 16px;
    text-align: center;
    word-wrap: break-word;
    word-break: break-word;
    white-space: normal;
    transition: background-color 0.2s ease;
}

/* 玉手箱セルを小さく（PCのみ適用） */
@media (min-width: 769px) {
  #imijun-panel .block-table colgroup col:first-child { width: 12% !important; }
  #imijun-panel .block-table thead th:first-child,
  #imijun-panel .block-table tbody td:first-child { width: 12% !important; }
}

#imijun-panel .block-table th:last-child,
#imijun-panel .block-table td:last-child {
    border-right: none;
}

#imijun-panel .block-table tr:last-child th,
#imijun-panel .block-table tr:last-child td {
    border-bottom: none;
}

#imijun-panel .block-table th {
    background: rgba(249, 250, 251, 0.9);
    font-weight: 500;
    font-size: 13px;
    color: #6b7280;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

#imijun-panel .block-table .category-row th {
    background: rgba(243, 244, 246, 0.9);
    color: #4b5563;
    font-weight: 600;
}

#imijun-panel .block-table td {
    font-size: 1.4rem;
    min-height: 45px;
    vertical-align: middle;
    line-height: 1.5;
    background: rgba(255, 255, 255, 0.95);
    color: #1f2937;
}

#imijun-panel .block-table .english-row td {
    font-family: 'ImijunEnglish', 'Times New Roman', serif;
    font-size: 1.4rem;
    font-weight: 500;
    color: #111827;
    background: rgba(255, 255, 255, 0.95);
}

#imijun-panel .english-sentence {
    font-family: 'ImijunEnglish', 'Times New Roman', serif;
}

#imijun-panel .block-table .english-row td.speakable {
    cursor: pointer;
    position: relative;
    font-size: 1.4rem;
}

#imijun-sentence-container .speakable {
    font-size: 1.4rem;
}

#imijun-panel .block-table .english-row td.speakable:hover {
    background: rgba(240, 249, 255, 0.9);
    transform: scale(1.02);
    transition: all 0.2s ease;
}

#imijun-panel .block-table .japanese-row td {
    font-family: 'Hiragino Sans', 'Hiragino Kaku Gothic ProN', Meiryo, sans-serif;
    color: #374151;
    font-weight: 400;
    font-size: 1.4rem;
}

@media (max-width: 768px) {
    #imijun-panel .block-table {
        font-size: 14px;
    }
    
    #imijun-panel .block-table th,
    #imijun-panel .block-table td {
        padding: 8px;
    }
    
    #imijun-panel .english-sentence {
        font-size: 18px;
    }
    
    #imijun-panel .japanese-sentence {
        font-size: 16px;
    }

    /* スマホでは英語セルは控えめに */
    #imijun-panel .block-table .english-row td {
        font-size: 18px;
    }
}

/* 意味順２モード用スタイル */
#imijun-panel .container {
    max-width: 1200px;
    margin: 10px auto 0; /* 他モードの一覧と同じ余白に */
    padding: 0; /* 余白を撤去して表を密着表示 */
}

/* 意味順２の文表示を意味順モードと同じサイズに */
/* 意味順２: 英文と日本文は小さくシンプルに（意味順の表が主役） */
#imijun-panel .reading-sentence {
    text-align: center;
    margin: 10px 0 12px;
    padding: 0; /* シンプル表示 */
    background: transparent; /* 音読用カードの背景を解除 */
    box-shadow: none; /* 影を消す */
    border-radius: 0;
    min-height: auto; /* 高さ固定を解除 */
}

#imijun-panel .reading-sentence p {
    margin: 6px 0;
}

#imijun-panel #imijun-japanese {
    font-size: 18px; /* 意味順モードと同じ */
    color: #333;
    line-height: 1.5;
}

#imijun-panel #imijun-english {
    font-family: 'ImijunEnglish', 'Times New Roman', serif;
    font-size: 20px; /* 意味順モードと同じ */
    line-height: 1.5;
    color: #555;
}

/* index.html 側の一覧テーブルは .grammar-table を使用するため
   旧 .imijun2-grammar-table のスタイルは撤去 */

/* 意味順２一覧テーブルの列配置 - 完全4等分版 */
#imijun-panel #imijun-grammar-list .grammar-table {
  table-layout: fixed !important;
  width: 100% !important;
  border-collapse: collapse !important;
}

/* すべてのテーブルセルをリセット - 強力版 */
#imijun-panel #imijun-grammar-list .grammar-table td,
#imijun-panel #imijun-grammar-list .grammar-table th {
  padding: 8px !important;
  text-align: center !important;
  white-space: nowrap !important;
  box-sizing: border-box !important;
}

/* テーブルの基本設定を強化 */
#imijun-panel #imijun-grammar-list .grammar-table {
  table-layout: fixed !important;
  width: 100% !important;
  border-collapse: collapse !important;
}

/* コルグループで幅を指定 */
#imijun-panel #imijun-grammar-list .grammar-table colgroup col {
  width: 25% !important;
}

/* tbodyのセルも確実に25%に */
#imijun-panel #imijun-grammar-list .grammar-table tbody td {
  width: 25% !important;
  max-width: 25% !important;
  min-width: 25% !important;
}

/* icon-rowの4つのセルを正確に25%ずつに設定 - 超強力版 */
#imijun-panel #imijun-grammar-list .grammar-table .icon-row td:nth-child(1),
#imijun-panel #imijun-grammar-list .grammar-table .icon-row td:nth-child(2),
#imijun-panel #imijun-grammar-list .grammar-table .icon-row td:nth-child(3),
#imijun-panel #imijun-grammar-list .grammar-table .icon-row td:nth-child(4) {
  width: 25% !important;
  max-width: 25% !important;
  min-width: 25% !important;
  box-sizing: border-box !important;
  white-space: nowrap !important;
  overflow: hidden !important;
  flex: 0 0 25% !important;
}

/* 文法項目の行（1行目）は4列結合 */
#imijun-panel #imijun-grammar-list .grammar-table .grammar-item-cell {
  width: 100% !important;
  text-align: left !important;
  padding: 12px !important;
}

/* スマホ画面でも強制的に4等分を維持 */
@media (max-width: 768px) {
  #imijun-panel #imijun-grammar-list .grammar-table .icon-row td {
    width: 25% !important;
    max-width: 25% !important;
    min-width: 25% !important;
    box-sizing: border-box !important;
    padding: 4px !important; /* スマホでは小さめのパディング */
    white-space: nowrap !important;
    overflow: hidden !important;
  }
  
  /* アイコンボタンのサイズ調整 */
  #imijun-panel #imijun-grammar-list .icon-link {
    width: 32px !important;
    height: 32px !important;
    font-size: 16px !important;
  }
}

/* より小さい画面用の追加対応 */
@media (max-width: 480px) {
  #imijun-panel #imijun-grammar-list .grammar-table .icon-row td {
    width: 25% !important;
    max-width: 25% !important;
    min-width: 25% !important;
    padding: 2px !important; /* さらに小さいパディング */
    white-space: nowrap !important;
    overflow: hidden !important;
  }
  
  /* アイコンボタンをさらに小さく */
  #imijun-panel #imijun-grammar-list .icon-link {
    width: 28px !important;
    height: 28px !important;
    font-size: 14px !important;
  }
}

/* 意味順テーブルヘッダーを強制的に4等分 */
#imijun-panel #imijun-grammar-list .grammar-table thead th {
  background: rgba(230, 245, 210, 0.9) !important;
  border-bottom: 2px solid #C8E6C9 !important;
  font-weight: 600 !important;
  color: #475569 !important;
  font-size: 16px !important;
  width: 25% !important;
  max-width: 25% !important;
  min-width: 25% !important;
  white-space: nowrap !important;
  text-align: center !important;
  box-sizing: border-box !important;
}

/* ヘッダーの個別指定 */
#imijun-panel #imijun-grammar-list .grammar-table thead th:nth-child(1),
#imijun-panel #imijun-grammar-list .grammar-table thead th:nth-child(2),
#imijun-panel #imijun-grammar-list .grammar-table thead th:nth-child(3),
#imijun-panel #imijun-grammar-list .grammar-table thead th:nth-child(4) {
  width: 25% !important;
  max-width: 25% !important;
  min-width: 25% !important;
  flex: 0 0 25% !important;
}





#imijun-panel .grammar-name {
    font-weight: 500;
    color: #1f2937;
}

#imijun-panel .sentence-count {
    color: #6b7280;
    font-size: 14px;
}

#imijun-panel .imijun-sentence-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding: 15px;
    background: white;
    border-radius: 8px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

#imijun-panel .imijun-sentence-header h2 {
    margin: 0;
    color: #333;
}

#imijun-panel .imijun-close-btn {
    background-color: #6b7280;
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 14px;
    transition: background-color 0.2s;
}

#imijun-panel .imijun-close-btn:hover {
    background-color: #4b5563;
}

#imijun-panel .imijun-navigation-buttons {
    display: flex;
    gap: 10px;
    justify-content: center;
    margin: 20px 0;
}

#imijun-panel .imijun-nav-btn {
    background-color: #3b82f6;
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 16px;
    transition: background-color 0.2s;
}

#imijun-panel .imijun-nav-btn:hover:not(:disabled) {
    background-color: #2563eb;
}

#imijun-panel .imijun-nav-btn:disabled {
    background-color: #9ca3af;
    cursor: not-allowed;
}

#imijun-panel .imijun-play-btn {
    background-color: #10b981;
}

#imijun-panel .imijun-play-btn:hover {
    background-color: #059669;
}

#imijun-panel .sentence-meta {
    text-align: center;
    color: #6b7280;
    font-size: 14px;
    margin-bottom: 10px;
}

/* 意味順２の文表示エリア */
#imijun-panel .sentence-card {
    background: white;
    border: 1px solid #ddd;
    border-radius: 8px;
    margin-bottom: 30px;
    overflow: hidden;
}

#imijun-panel .sentence-content {
    padding: 20px;
}

#imijun-panel .english-sentence {
    font-family: 'ImijunEnglish', 'Times New Roman', serif;
    font-size: 20px;
    margin-bottom: 15px;
    line-height: 1.5;
}

#imijun-panel .japanese-sentence {
    font-size: 18px;
    margin-bottom: 25px;
    color: #333;
    line-height: 1.5;
}

/* 意味順２: 認識ストリーム/結果の見た目（音読と似せるが控えめ） */
#imijun-recognition-result {
    margin: 10px auto 0;
    padding: 10px 14px;
    border-radius: 10px;
    /* Buttons-like outline */
    border: 1px solid #cbd5e1;
    box-shadow: 0 1px 2px rgba(0,0,0,0.06);
    font-family: 'ImijunEnglish', 'Times New Roman', serif;
    font-size: 2vh;
    font-weight: 600;
    text-align: center;
    max-width: none; /* テーブル幅に合わせる */
    transition: all 0.2s ease;
    /* 中央配置（絶対配置で厳密センタリング） */
    position: relative;
    display: block;
    height: 120px;
}

/* モーダル内での余白調整 - フルスクリーン対応 */
#imijun-modal .modal-body {
    padding-top: 0;
    height: calc(100vh - 60px); /* ヘッダー分を引いた高さ */
    overflow: hidden;
}

/* 常時表示用のアイドル状態（パールホワイト背景） */
#imijun-recognition-result.recognition-idle {
    background: linear-gradient(135deg, #fafafa 0%, #ffffff 55%, #f4f6fa 100%);
    color: #111827;
}

#imijun-recognition-result.recognition-active {
    background: linear-gradient(135deg, #fafafa 0%, #ffffff 55%, #f4f6fa 100%);
    color: #111827;
    animation: pulse 1.4s infinite;
}

#imijun-recognition-result.recognition-error {
    background: linear-gradient(135deg, #ed8936, #dd6b20);
    color: white;
}

/* These styles are now merged with the earlier block-table definitions */

/* 文法カテゴリごとの色分け */
.grammar-category-be-present { background-color: #fef3c7; }
.grammar-category-be-past { background-color: #fde68a; }
.grammar-category-general-present { background-color: #dbeafe; }
.grammar-category-third-person { background-color: #e0e7ff; }
.grammar-category-general-past { background-color: #dcfce7; }
.grammar-category-irregular { background-color: #f3e8ff; }
.grammar-category-question { background-color: #fce7f3; }
.grammar-category-imperative { background-color: #fee2e2; }
.grammar-category-noun { background-color: #f3f4f6; }
.grammar-category-adjective { background-color: #ecfdf5; }
.grammar-category-adverb { background-color: #fef9c3; }
.grammar-category-preposition { background-color: #e5e7eb; }
.grammar-category-progressive { background-color: #cffafe; }
.grammar-category-past-progressive { background-color: #bfdbfe; }
.grammar-category-auxiliary { background-color: #ede9fe; }
.grammar-category-conjunction { background-color: #fce7f3; }
.grammar-category-future { background-color: #fed7aa; }
.grammar-category-comparison1 { background-color: #d1fae5; }
.grammar-category-comparison2 { background-color: #a7f3d0; }
.grammar-category-infinitive1 { background-color: #c7d2fe; }
.grammar-category-gerund { background-color: #ddd6fe; }
.grammar-category-there { background-color: #f9fafb; }
.grammar-category-passive { background-color: #fbbf24; }
.grammar-category-present-perfect { background-color: #fdba74; }
.grammar-category-participle { background-color: #fcd34d; }
.grammar-category-infinitive2 { background-color: #a5b4fc; }
.grammar-category-indirect-question { background-color: #c4b5fd; }
.grammar-category-tag-question { background-color: #f0abfc; }
.grammar-category-negative-question { background-color: #f9a8d4; }
.grammar-category-relative-pronoun { background-color: #fca5a5; }
.grammar-category-conversation { background-color: #cbd5e1; }
.grammar-category-idiom-verb { background-color: #e2e8f0; }
.grammar-category-idiom-adjective { background-color: #f1f5f9; }
.grammar-category-idiom-adverb { background-color: #f8fafc; }

/* === 意味順モーダル 表示最適化 === */
#imijun-modal #imijun-current-grammar-title { display: none; }
#imijun-modal .reading-header { display: none; }
#imijun-modal .reading-progress { display: none; }

/* モーダル内レイアウト - フルスクリーン対応 */
#imijun-modal #imijun-sentence-display {
    height: 100%;
    display: flex;
    flex-direction: column;
    padding-bottom: 80px; /* 固定ボタン分の余白を確保 */
}

/* 日本語・英語全文は上部に控えめ表示 - フルスクリーン対応 */
#imijun-modal .reading-sentence {
    padding: 0 3% 1vh 3%;
    margin: 0;
    text-align: left; /* 左寄せ */
}

#imijun-modal #imijun-english {
    font-family: 'ImijunEnglish', 'Times New Roman', serif;
    font-size: 4vh; /* 画面高さに応じて拡大 */
    color: #111827;
    margin: 0 0 2vh 0; /* 英文と日本文の間隔を画面高さに応じて */
    line-height: 1.35;
}

#imijun-modal #imijun-japanese {
    font-size: 2.2vh; /* 画面高さに応じて拡大 */
    color: #4b5563;
    margin: 0 0 1vh 0;
    line-height: 1.5;
}

/* 古典的な意味順表を大きく表示 - フルスクリーン対応 */
#imijun-modal #imijun-sentence-container {
    flex: 1;
    padding: 0 3% 2vh 3%;
    overflow: auto;
    display: flex;
    align-items: center;
    justify-content: center;
}

#imijun-modal .block-table {
    /* タイピングモーダルと完全一致させる */
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    margin-bottom: 20px;
    table-layout: fixed;
    background: rgba(250, 250, 250, 0.95);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
}

#imijun-modal .block-table th {
    /* タイピングモーダルと完全一致 */
    background: rgba(249, 250, 251, 0.9);
    font-weight: 500;
    font-size: 13px !important;
    color: #6b7280;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 14px 16px !important;
    border-right: 1px solid rgba(229, 231, 235, 0.8);
    border-bottom: 1px solid rgba(229, 231, 235, 0.8);
}

/* 玉手箱セルを小さく（音読モーダル・PCのみ） */
@media (min-width: 769px) {
  #imijun-modal .block-table colgroup col:first-child { width: 12% !important; }
  #imijun-modal .block-table thead th:first-child,
  #imijun-modal .block-table tbody td:first-child { width: 12% !important; }
}

#imijun-modal .block-table td {
    /* タイピングモーダルと完全一致 */
    font-size: 1.4rem;
    min-height: 45px;
    vertical-align: middle;
    line-height: 1.5;
    background: rgba(255, 255, 255, 0.95);
    color: #1f2937;
    padding: 14px 16px;
    text-align: center;
    word-wrap: break-word;
    word-break: break-word;
    white-space: normal;
    border-right: 1px solid rgba(229, 231, 235, 0.8);
    border-bottom: 1px solid rgba(229, 231, 235, 0.8);
    transition: background-color 0.2s ease;
}

#imijun-modal .block-table .english-row td {
    /* タイピングモーダルと完全一致 */
    font-family: 'ImijunEnglish', 'Times New Roman', serif;
    font-size: 1.4rem;
    font-weight: 500;
    color: #111827;
    background: rgba(255, 255, 255, 0.95);
}

#imijun-modal .block-table th:last-child,
#imijun-modal .block-table td:last-child {
    border-right: none;
}

#imijun-modal .block-table tr:last-child th,
#imijun-modal .block-table tr:last-child td {
    border-bottom: none;
}

@media (max-width: 768px) {
    /* モーダルヘッダーの調整 */
    #imijun-modal .modal-header {
        padding: 10px 15px;
    }
    
    #imijun-modal .modal-title {
        font-size: 1.2rem;
    }
    
    #imijun-modal .modal-close {
        font-size: 1.2rem;
        padding: 5px 10px;
    }
    
    /* モバイルでは少し小さめに調整しつつビューポートベース維持 */
    #imijun-modal #imijun-english { 
        font-size: 2.5vh;
        padding: 0 10px;
    }
    #imijun-modal #imijun-japanese { 
        font-size: 1.8vh;
        padding: 0 10px;
    }
    
    /* テーブルコンテナの調整 */
    #imijun-modal #imijun-sentence-container {
        padding: 0 5px 2vh 5px;
        overflow: visible;
    }
    
    /* テーブルを画面幅に合わせる */
    #imijun-modal .block-table {
        width: 100%;
        max-width: 100%;
        table-layout: fixed; /* 列幅を均等に分配 */
    }
    
    /* セルのパディングとフォントサイズを調整 */
#imijun-modal .block-table td,
#imijun-modal .block-table .english-row td {
    /* タイピングモーダルと同一のテーブルセルデザインに統一 */
    font-size: 1.4rem !important;
    padding: 14px 16px !important;
}
    
    /* 音読モードのテーブルヘッダーを強制的に小さく */
    #imijun-modal #imijun-sentence-container table thead tr th,
    #imijun-modal .block-table thead tr th,
    #imijun-modal .block-table th {
        /* タイピングモーダルと同一のヘッダーデザインに統一 */
        font-size: 13px !important;
        padding: 14px 16px !important;
        text-transform: uppercase !important;
        letter-spacing: 0.5px !important;
        font-weight: 500 !important;
    }
    
    /* 各列の幅を調整（4列想定） */
    #imijun-modal .block-table th:nth-child(1),
    #imijun-modal .block-table td:nth-child(1) {
        width: 22%;
    }
    #imijun-modal .block-table th:nth-child(2),
    #imijun-modal .block-table td:nth-child(2) {
        width: 26%;
    }
    #imijun-modal .block-table th:nth-child(3),
    #imijun-modal .block-table td:nth-child(3) {
        width: 26%;
    }
    #imijun-modal .block-table th:nth-child(4),
    #imijun-modal .block-table td:nth-child(4) {
        width: 26%;
    }
    
    /* 操作ボタンのサイズを適度に縮小 */
    #imijun-modal .reading-controls {
        padding: 6px !important;
        gap: 4px !important;
    }
    
    #imijun-modal .reading-controls .reading-btn,
    #imijun-modal .reading-controls button {
        padding: 5px 10px !important;
        font-size: 0.7rem !important;
        border-radius: 5px !important;
        min-height: auto !important;
        line-height: 1.2 !important;
        height: auto !important;
    }
    
    #imijun-modal .reading-controls .play-btn {
        padding: 5px 12px !important;
        font-size: 0.7rem !important;
    }
    
    /* モバイル用2段テーブルのスタイリング */
    #imijun-modal .mobile-two-row-table {
        width: 100%;
        max-width: 100%;
        table-layout: fixed;
    }
    /* タイピングと完全一致のセル/ヘッダー余白とサイズ */
    #imijun-modal .mobile-two-row-table td {
        font-size: 2.2vh !important;
        padding: 1.2vh 0.8vh !important;
    }
    #imijun-modal .mobile-two-row-table th {
        font-size: 1.8vh !important;
        padding: 0.8vh 0.5vh !important;
    }
    /* 3等分の幅を強制（上段・下段ともに均等） */
    #imijun-modal .mobile-two-row-table th,
    #imijun-modal .mobile-two-row-table td {
        width: 33.33% !important;
    }
    
    /* 下段のヘッダー行を調整（一続きのテーブルに見せる） */
    #imijun-modal .mobile-two-row-table .bottom-row-header th {
        border-top: 1px solid rgba(229, 231, 235, 0.8) !important;
    }
    
    /* 下段の各セルも3等分（以前の50%指定を上書き） */
    #imijun-modal .mobile-two-row-table .bottom-row-header th,
    #imijun-modal .mobile-two-row-table tr:nth-child(5) td,
    #imijun-modal .mobile-two-row-table tr:nth-child(6) td {
        width: 33.33% !important;
        text-align: center;
    }
}

/* PC（横幅広い場合）は表領域を90%幅にして左右マージンを設ける */
@media (min-width: 1024px) {
    #imijun-modal .reading-sentence {
        width: 90%;
        max-width: 1400px;
        margin: 0 auto;
    }
    #imijun-modal #imijun-sentence-container {
        width: 100%;
        margin: 0 auto;
    }
}

/* 結果表示は表と同じエリア内の下部に配置（中央寄せ） */
#imijun-modal #imijun-recognition-result {
    margin: 1vh auto 0 auto; /* 中央寄せ */
    width: 94%;
    max-width: 1400px; /* 大画面での最大幅制限 */
    height: 15vh; /* 画面高さに応じた高さ */
    font-size: 3vh; /* Listening...を大きく表示 */
}

/* PC幅では結果ボックスも表と同じ90%幅に合わせる */
@media (min-width: 1024px) {
    #imijun-modal #imijun-recognition-result {
        width: 90%;
        max-width: 1400px;
    }
}

/* JS側が挿入する内側ラッパーを上下左右中央へ */
#imijun-recognition-result > div {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    margin: 0 !important;
    width: auto;
}

/* ボタン行を画面下部に固定配置 */
#imijun-modal .reading-controls {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    display: flex;
    justify-content: center;
    gap: 12px;
    padding: 16px;
    background: white;
    border-top: 1px solid #e5e7eb;
    box-shadow: 0 -2px 10px rgba(0,0,0,0.05);
    z-index: 100;
}

#imijun-modal .reading-nav {
    display: none; /* 終了ボタンは不要（ESCまたは×ボタンで閉じる） */
}

/* === 意味順: ボタンデザイン（復元） === */
#imijun-panel .reading-controls .reading-btn,
#imijun-modal .reading-controls .reading-btn {
    padding: 12px 24px;
    font-size: 1.2rem;
    font-weight: 400;
    border: 1px solid #cbd5e1;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.2s ease;
    background: linear-gradient(135deg, #fafafa 0%, #ffffff 55%, #f4f6fa 100%);
    color: #9ca3af; /* 薄いグレーに変更 */
    box-shadow: 0 1px 2px rgba(0,0,0,0.06);
}

#imijun-panel .reading-controls .reading-btn:hover:not(:disabled),
#imijun-modal .reading-controls .reading-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(0,0,0,0.08);
    border-color: #94a3b8;
}

#imijun-panel .reading-controls .reading-btn:disabled,
#imijun-modal .reading-controls .reading-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* 再生ボタン（Space）をパールホワイト調に */
#imijun-panel .reading-controls .reading-btn.play-btn,
#imijun-modal .reading-controls .reading-btn.play-btn {
    background: linear-gradient(135deg, #fafafa 0%, #ffffff 55%, #f4f6fa 100%);
    color: #9ca3af; /* 薄いグレーに変更 */
    border: 1px solid #cbd5e1;
    padding: 12px 32px;
}

#imijun-panel .reading-controls .reading-btn.play-btn:hover,
#imijun-modal .reading-controls .reading-btn.play-btn:hover {
    background: linear-gradient(135deg, #f5f6fa 0%, #ffffff 60%);
}

/* 終了ボタン */
#imijun-panel .reading-nav,
#imijun-modal .reading-nav {
    display: flex;
    justify-content: center;
    margin-top: 24px;
}

#imijun-panel .reading-nav .reading-finish-btn,
#imijun-modal .reading-nav .reading-finish-btn {
    padding: 12px 32px;
    font-size: 1.2rem;
    font-weight: 400;
    border: 1px solid #cbd5e1;
    border-radius: 10px;
    cursor: pointer;
    background: linear-gradient(135deg, #fafafa 0%, #ffffff 55%, #f4f6fa 100%);
    color: #111827;
    transition: all 0.2s ease;
    box-shadow: 0 1px 2px rgba(0,0,0,0.06);
}

#imijun-panel .reading-nav .reading-finish-btn:hover,
#imijun-modal .reading-nav .reading-finish-btn:hover {
    background: linear-gradient(135deg, #f5f6fa 0%, #ffffff 60%);
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(0,0,0,0.08);
    border-color: #94a3b8;
}

/* === 意味順モーダル: 英文の上に余白を確保 === */
#imijun-modal #imijun-english {
    margin-top: 5vh;
}

/* 日本文の下に余白を確保 */
#imijun-modal #imijun-japanese {
    margin-bottom: 5vh;
}

/* モーダルヘッダーのフォントは普通のフォントに */
#imijun-modal .modal-title {
    font-family: -apple-system, BlinkMacSystemFont, 'Hiragino Sans', 'Hiragino Kaku Gothic ProN', 'Segoe UI', '游ゴシック Medium', 'メイリオ', 'Meiryo', sans-serif !important;
}

/* 印刷時も罫線・背景が崩れないように */
@media print {
    #imijun-modal .block-table,
    #imijun-panel .block-table {
        border: 1px solid #e5e7eb !important;
    }
    #imijun-modal .block-table th,
    #imijun-modal .block-table td,
    #imijun-panel .block-table th,
    #imijun-panel .block-table td {
        border-color: #e5e7eb !important;
    }
    #imijun-modal .block-table th,
    #imijun-panel .block-table th {
        -webkit-print-color-adjust: exact;
        print-color-adjust: exact;
        background: linear-gradient(180deg, #f9fafb 0%, #f3f4f6 100%) !important;
        color: #6b7280 !important;
    }
}

/* === 意味順タイプモードのスタイル === */
#imijun-type-panel .container,
#imijun-type-modal .modal-body {
    max-width: 1200px;
    margin: 0 auto;
}

#imijun-type-panel .block-table,
#imijun-type-modal .block-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    margin-bottom: 20px;
    table-layout: fixed;
    background: rgba(250, 250, 250, 0.95);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
}

#imijun-type-panel .block-table th,
#imijun-type-panel .block-table td,
#imijun-type-modal .block-table th,
#imijun-type-modal .block-table td {
    border-right: 1px solid rgba(229, 231, 235, 0.8);
    border-bottom: 1px solid rgba(229, 231, 235, 0.8);
    padding: 14px 16px;
    text-align: center;
    word-wrap: break-word;
    word-break: break-word;
    white-space: normal;
    transition: background-color 0.2s ease;
}

#imijun-type-panel .block-table th:last-child,
#imijun-type-panel .block-table td:last-child,
#imijun-type-modal .block-table th:last-child,
#imijun-type-modal .block-table td:last-child {
    border-right: none;
}

#imijun-type-panel .block-table tr:last-child th,
#imijun-type-panel .block-table tr:last-child td,
#imijun-type-modal .block-table tr:last-child th,
#imijun-type-modal .block-table tr:last-child td {
    border-bottom: none;
}

#imijun-type-panel .block-table th,
#imijun-type-modal .block-table th {
    background: rgba(249, 250, 251, 0.9);
    font-weight: 500;
    font-size: 13px;
    color: #6b7280;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

#imijun-type-panel .block-table .category-row th,
#imijun-type-modal .block-table .category-row th {
    background: rgba(243, 244, 246, 0.9);
    color: #4b5563;
    font-weight: 600;
}

#imijun-type-panel .block-table td,
#imijun-type-modal .block-table td {
    font-size: 1.4rem;
    min-height: 45px;
    vertical-align: middle;
    line-height: 1.5;
    background: rgba(255, 255, 255, 0.95);
    color: #1f2937;
}

#imijun-type-panel .block-table .english-row td,
#imijun-type-modal .block-table .english-row td {
    font-family: 'ImijunEnglish', 'Times New Roman', serif;
    font-size: 1.4rem;
    font-weight: 500;
    color: #111827;
    background: rgba(255, 255, 255, 0.95);
}

/* 玉手箱セルを小さく（タイピング・PCのみ） */
@media (min-width: 769px) {
  #imijun-type-panel .block-table colgroup col:first-child,
  #imijun-type-modal .block-table colgroup col:first-child { width: 12% !important; }
  #imijun-type-panel .block-table thead th:first-child,
  #imijun-type-panel .block-table tbody td:first-child,
  #imijun-type-modal .block-table thead th:first-child,
  #imijun-type-modal .block-table tbody td:first-child { width: 12% !important; }
}

#imijun-type-modal #imijun-type-english {
    font-family: 'ImijunEnglish', 'Times New Roman', serif;
    margin-top: 5vh;
    font-size: 5vh;
    margin-bottom: 1vh;
    text-align: left;
    line-height: 1.4;
    font-weight: normal;
}

#imijun-type-modal #imijun-type-japanese {
    margin-bottom: 5vh;
    font-size: 3vh;
    margin-top: 0;
    color: #4b5563;
    text-align: left;
    line-height: 1.5;
}

#imijun-type-modal .modal-title {
    font-family: -apple-system, BlinkMacSystemFont, 'Hiragino Sans', 'Hiragino Kaku Gothic ProN', 'Segoe UI', '游ゴシック Medium', 'メイリオ', 'Meiryo', sans-serif !important;
}

/* 意味順タイプモード: ボタンデザイン */
#imijun-type-panel .reading-controls .reading-btn,
#imijun-type-modal .reading-controls .reading-btn {
    padding: 12px 24px;
    font-size: 1.2rem;
    font-weight: 400;
    border: 1px solid #cbd5e1;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.2s ease;
    background: linear-gradient(135deg, #fafafa 0%, #ffffff 55%, #f4f6fa 100%);
    color: #9ca3af;
    box-shadow: 0 1px 2px rgba(0,0,0,0.06);
}

#imijun-type-panel .reading-controls .reading-btn:hover:not(:disabled),
#imijun-type-modal .reading-controls .reading-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(0,0,0,0.08);
    border-color: #94a3b8;
}

/* スキップボタン（Space）をパールホワイト調に */
#imijun-type-panel .reading-controls .reading-btn.play-btn,
#imijun-type-modal .reading-controls .reading-btn.play-btn {
    background: linear-gradient(135deg, #fafafa 0%, #ffffff 55%, #f4f6fa 100%);
    color: #9ca3af;
    border: 1px solid #cbd5e1;
    padding: 12px 32px;
}

#imijun-type-panel .reading-controls .reading-btn.play-btn:hover,
#imijun-type-modal .reading-controls .reading-btn.play-btn:hover {
    background: linear-gradient(135deg, #f5f6fa 0%, #ffffff 60%);
}

/* 意味順タイプモード: ボタン行を下部に固定 */
#imijun-type-modal .reading-controls {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    display: flex;
    justify-content: center;
    gap: 12px;
    padding: 16px;
    background: white;
    border-top: 1px solid #e5e7eb;
    box-shadow: 0 -2px 10px rgba(0,0,0,0.05);
    z-index: 100;
}

/* 意味順タイプモード: モーダル内での余白調整 */
#imijun-type-modal .modal-body {
    padding-top: 0;
    height: calc(100vh - 60px);
    overflow: hidden;
}

/* PC（横幅広い場合）は表領域を90%幅に */
@media (min-width: 1024px) {
    #imijun-type-modal .reading-sentence {
        width: 90%;
        max-width: 1400px;
        margin: 0 auto;
    }
    #imijun-type-modal #imijun-type-sentence-container {
        width: 100%;
        margin: 0 auto;
    }
}

/* モバイルでの調整 */
@media (max-width: 768px) {
    /* モーダルヘッダーの調整 */
    #imijun-type-modal .modal-header {
        padding: 10px 15px;
    }
    
    #imijun-type-modal .modal-title {
        font-size: 1.2rem;
    }
    
    #imijun-type-modal .modal-close {
        font-size: 0.9rem !important;
        padding: 5px 8px !important;
    }
    
    #imijun-type-modal #imijun-type-english { font-size: 3vh; }
    #imijun-type-modal #imijun-type-japanese { font-size: 2vh; }
    
    /* タイピングモード用2段テーブルのスタイリング */
    #imijun-type-modal .mobile-two-row-table {
        width: 100%;
        max-width: 100%;
        table-layout: fixed;
    }
    /* 3等分の幅を強制（上段・下段ともに均等） */
    #imijun-type-modal .mobile-two-row-table th,
    #imijun-type-modal .mobile-two-row-table td {
        width: 33.33% !important;
    }
    
    /* 下段のヘッダー行を調整（一続きのテーブルに見せる） */
    #imijun-type-modal .mobile-two-row-table .bottom-row-header th {
        border-top: 1px solid rgba(229, 231, 235, 0.8) !important;
    }
    
    /* セルのフォントサイズ調整 */
    #imijun-type-modal .mobile-two-row-table td {
        font-size: 2.2vh !important;
        padding: 1.2vh 0.8vh !important;
    }
    
    #imijun-type-modal .mobile-two-row-table th {
        font-size: 1.8vh !important;
        padding: 0.8vh 0.5vh !important;
    }
    
    /* タイピング入力エリアを小さくする */
    #imijun-type-modal #imijun-type-input-area {
        margin-top: 15px !important;
        padding: 12px !important;
        background: #f8f9fa !important;
        border-radius: 8px !important;
    }
    
    #imijun-type-modal #imijun-type-input {
        width: 80% !important;
        padding: 8px 10px !important;
        font-size: 20px !important;
        line-height: 1.3 !important;
        min-height: 40px !important;
        border: 1.5px solid #e5e7eb !important;
        border-radius: 4px !important;
    }
    
    /* タイピングモードの操作ボタンを小さくする */
    #imijun-type-modal .reading-controls {
        padding: 6px !important;
        gap: 4px !important;
    }
    
    #imijun-type-modal .reading-controls .reading-btn,
    #imijun-type-modal .reading-controls button {
        padding: 5px 10px !important;
        font-size: 0.7rem !important;
        border-radius: 5px !important;
        min-height: auto !important;
        line-height: 1.2 !important;
        height: auto !important;
    }
    
    #imijun-type-modal .reading-controls .play-btn {
        padding: 5px 12px !important;
        font-size: 0.7rem !important;
    }
}

/* === PC向けフォント最適化（意味順テーブル内の英語↑ / 日本語↓） === */
@media (min-width: 1024px) {
  /* 音読モーダル */
  #imijun-modal .block-table .english-row td {
    font-size: 1.7rem !important; /* 英語を大きく */
  }
  #imijun-modal .block-table .japanese-row td {
    font-size: 1.2rem !important; /* 日本語を少し小さく */
  }

  /* タイピングモーダル */
  #imijun-type-modal .block-table .english-row td {
    font-size: 1.7rem !important; /* 英語を大きく */
  }
  #imijun-type-modal .block-table .japanese-row td {
    font-size: 1.2rem !important; /* 日本語を少し小さく */
  }
}

/* ボタン共通スタイル */
.explain-btn, .imijun-btn, .typing-btn, .imijun-test-btn {
  padding: 4px 10px;
  color: white;
  border: none;
  border-radius: 12px;
  cursor: pointer;
  font-size: 13px;
  font-weight: 500;
  transition: all 0.3s ease;
  white-space: nowrap;
}

/* 解説ボタン */
.explain-btn {
  background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
  box-shadow: 0 2px 5px rgba(59, 130, 246, 0.3);
}

.explain-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 10px rgba(59, 130, 246, 0.4);
}

/* 音読ボタン */
.imijun-btn {
  background: linear-gradient(135deg, #10b981 0%, #059669 100%);
  box-shadow: 0 2px 5px rgba(16, 185, 129, 0.3);
}

.imijun-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 10px rgba(16, 185, 129, 0.4);
}

/* Typingボタン */
.typing-btn {
  background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
  box-shadow: 0 2px 5px rgba(245, 158, 11, 0.3);
}

.typing-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 10px rgba(245, 158, 11, 0.4);
}

/* テストボタン */
.imijun-test-btn {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  box-shadow: 0 2px 5px rgba(102, 126, 234, 0.3);
}

.imijun-test-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 10px rgba(102, 126, 234, 0.4);
}

.explain-btn:active, .imijun-btn:active, .typing-btn:active, .imijun-test-btn:active {
  transform: translateY(0);
}