/* htmlタグとbodyタグの隙間を消す */
html,
body {
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100%;
    font-family: 'ヒラギノ明朝 Pro', 'MS P明朝', '游明朝', serif;
    font-weight: bold;
    overflow-x: hidden;
}

:root {
    /* ベースカラー */
    --bg-base: #DAD0B6;

    /* アクセント・濃淡 */
    --bg-light: #ECE5D3;
    --bg-dark: #BDB399;
    --text-color: #4A4036;
    /* 焦げ茶 */
    --accent-color: #8E3535;
    /* 小豆色 */
}

body {
    margin: 0;
    padding: 0;
    background-color: var(--bg-base);
    color: var(--text-color);
    font-family: 'Shippori Mincho', 'ヒラギノ明朝 Pro', 'MS P明朝', '游明朝', serif;
    line-height: 1.8;
    transition: background-image 0.5s ease;
}

/* --- フラッシュメッセージ（統一デザイン） --- */
.flash-messages {
    width: 100%;
    max-width: 600px;
    margin: 20px auto 0;
    /* 上下マージンはそのままに、左右を auto にして中央揃え */
    padding: 0 20px;
    z-index: 1000;
}

.alert {
    /* 共通のベーススタイル */
    background-color: #ffffff;
    /* 左端にテーマカラーの太線を入れて引き締める */
    border-left: 6px solid var(--primary-color);
    color: var(--text-color);

    padding: 18px 24px;
    margin-bottom: 15px;
    border-radius: 4px;
    /* 和風に合わせて角丸は少し控えめに */

    /* 奥行きを出して「浮いている」感を出す */
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);

    font-weight: 500;
    font-size: 0.95rem;
    letter-spacing: 0.02em;

    display: flex;
    align-items: center;
    position: relative;

    /* アニメーション */
    opacity: 0;
    animation: slideInFade 0.6s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

/* 統一アイコン（安心感のあるチェックマーク） */
/* カテゴリに関わらず常にこのアイコンを表示します */
.alert::before {
    content: '✓';
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;

    /* アイコンの背景もテーマカラーで統一 */
    background-color: var(--primary-color);
    color: #fff;

    border-radius: 50%;
    margin-right: 18px;
    font-size: 0.75rem;
    flex-shrink: 0;
}

/* アニメーション定義 */
@keyframes slideInFade {
    0% {
        opacity: 0;
        transform: translateY(-15px);
    }

    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

/* * 和紙のような質感のノイズオーバーレイ
    * 単色ベタ塗りにならないように質感を足します
    */
.washi-texture {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    opacity: 0.4;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)' opacity='0.5'/%3E%3C/svg%3E");
    z-index: 100;
}

.header {
    width: 100%;
    height: auto;
    display: flex;
    font-family: 'ヒラギノ明朝 Pro', 'MS P明朝', '游明朝', serif;
}

h3 {
    margin-top: 0%;
    margin-bottom: 0%;
}

.total-data {
    font-size: xx-large;
}

.refine-button {
    display: flex;
    justify-content: center;
    /* 水平方向の中央揃え */
    margin: 0;
    /* デフォルトのマージンをリセット */
}

.sb,
.rb {
    width: 40%;
    height: 30%;
    font-size: 16px;
    border: 4px double #4f8259c4;
    background-color: #ffffff80;
    cursor: pointer;
    font-family: 'ヒラギノ明朝 Pro', 'MS P明朝', '游明朝', serif;
}

.paginate_links {
    display: flex;
    /* 横並びにする */
    flex-wrap: wrap;
    /* 折り返し可能にする */
    justify-content: center;
    /* 中央揃え */
    max-width: 100%;
    /* 最大幅を100%に設定 */
    width: 100%;
    /* 幅を100%に設定 */
    padding: 10px;
    /* 内側の余白 */
    margin: 0 auto;
    /* 中央に配置 */
    box-sizing: border-box;
    /* パディングやマージンの計算に要素の幅を含める */
    overflow: hidden;
    /* はみ出しを隠す */
}

.pagination {
    display: flex;
    list-style: none;
    padding: 0;
    justify-content: center;
    flex-basis: 100%;
    /* 幅を100%に設定 */
}

.pagination li {
    margin: 0 .8vh;
    color: #0a3512;
}

.pagination li a {
    padding: .7vh 3vh;
    text-decoration: none;
    color: #0a3512c4;
    border: 1px solid #4f8259c4;
    border-radius: 5px;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.pagination li a:hover {
    background-color: #4f8259c4;
    color: white;
}

/* Previous/Nextラベルをシンプルに */
.pagination li a[rel="prev"],
.pagination li a[rel="next"] {
    font-size: 0 !important;
    /* 文字サイズ0でテキストを隠す */
    display: inline-block;
    min-width: 40px;
    height: 100%;
    position: relative;
    vertical-align: middle;
}

.pagination li a[rel="prev"]::before {
    content: '<<';
    font-size: 1rem;
    /* 文字サイズを戻す */
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: #0a3512c4;
    font-weight: bold;
}

.pagination li a[rel="next"]::before {
    content: '>>';
    font-size: 1rem;
    /* 文字サイズを戻す */
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: #0a3512c4;
    font-weight: bold;
}

/* ホバー時の色 */
.pagination li a[rel="prev"]:hover,
.pagination li a[rel="next"]:hover {
    background-color: #4f8259c4;
}

.pagination li a[rel="prev"]:hover::before,
.pagination li a[rel="next"]:hover::before {
    color: white;
}

.pagination li.active a {
    background-color: #4f8259c4;
    color: white;
    border-color: #4f8259c4;
    cursor: default;
}

/* (current)テキストを非表示 */
.pagination li.active .sr-only,
.pagination li.active span.sr-only {
    display: none;
}

/* .textBox {
    width: 60%;
    margin: 0 auto;
    border: 7px double #C4C2AC;
    border-radius: 5px;
    padding: 30px;
    position: relative;
}

.textBox::before {
    background-color: #ffffff00;
    color: #333;
    content: "TOPICS";
    font-weight: bold;
    left: 30px;
    padding: 3px 10px;
    position: absolute;
    top: -15px;
} */

.textBox {
    background-color: #ffffff3b;
    width: 90%;
    margin: 0 auto;
    margin-bottom: 1%;
    position: relative;
    border-top: 7px double #C4C2AC;
    border-bottom: 7px double #C4C2AC;
}

.textBox::before,
.textBox::after,
.textBox .before2,
.textBox .after2 {
    content: '';
    position: absolute;
    top: -10px;
    width: 2px;
    height: calc(100% + 20px);
    background-color: #C4C2AC;
}

.textBox::before {
    left: 10px;
}

.textBox::after {
    right: 10px;
}

.textBox .before2 {
    left: 17px;
    /* 追加する縦棒の位置を調整 */
}

.textBox .after2 {
    right: 17px;
    /* 追加する縦棒の位置を調整 */
}

.textBox p {
    margin: 0;
    padding: 0;
}

.sorting-radio {
    width: 90%;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.sort-radio-table {
    width: 100%;
    /* テーブルが70%のエリア内で100%に広がるように */
}

.sort-table {
    flex-basis: 70%;
    border: 0px none;
}

.radio-title {
    background-color: #4f805955;
    border: 0px none;
    width: 12%;
}

.sort-row {
    border: 0px none;
}

.radio-button {
    text-align: left;
    background-color: #dedede55;
    border: 0px none;
    width: 20%;
}

.sort-button-area {
    flex-basis: 30%;
    display: flex;
    justify-content: center;
}

.sort-button {
    width: 70%;
    /* 画像がエリア内で適切に表示されるように */
}


.title-db {
    margin: 3vh 0;
    padding: 0;
    position: relative;
    width: 40%;
    height: auto;
    display: flex;
    justify-content: center;
}

.to-top {
    width: 85%;
    height: auto;
}

.title-logo {
    width: 60%;
    height: auto;
    /* object-fit: cover; */
}


.outline-of-app {
    width: 60%;
    text-align: center;
}

.total-data {
    font-size: 3em;
    /* h1 よりも大きいサイズ */
    font-weight: bold;
    /* 必要に応じて太字にすることもできます */
}


/* 背景画像を繰り返す */
/* 背景画像を繰り返す */
/* 背景画像を繰り返す */
.background-washi {
    margin-top: 0%;
    /* Background moved to global div, keeping layout properties */
    width: 100%;
    display: flex;
}

/* Pattern Variations */
/* 1. 七宝 (Shippo) */
.shippo {
    background-color: var(--bg-base);
    background-image:
        radial-gradient(circle, transparent 50%, rgba(255, 255, 255, 0.6) 50%, rgba(255, 255, 255, 0.6) 60%, transparent 60%),
        radial-gradient(circle, transparent 50%, rgba(255, 255, 255, 0.6) 50%, rgba(255, 255, 255, 0.6) 60%, transparent 60%);
    background-size: 60px 60px;
    background-position: 0 0, 30px 30px;
}

/* bodyに適用した時のアクセント用擬似要素（bodyには擬似要素が使いにくい場合があるので背景画像に追加定義） */
body.shippo {
    background-image:
        /* 半透明の白フィルタを追加 */
        linear-gradient(rgba(189, 179, 153, 0.637), rgba(189, 179, 153, 0.637)),
        radial-gradient(circle, transparent 50%, rgba(255, 255, 255, 0.6) 50%, rgba(255, 255, 255, 0.6) 60%, transparent 60%),
        radial-gradient(circle, transparent 50%, rgba(255, 255, 255, 0.6) 50%, rgba(255, 255, 255, 0.6) 60%, transparent 60%),
        radial-gradient(circle, var(--bg-dark) 20%, transparent 21%);
    /* ドットアクセント追加 */
}

/* 2. 青海波 (Seigaiha) - 抽象化 */
.seigaiha-modern {
    background-color: var(--bg-base);
    background-image:
        linear-gradient(rgba(189, 179, 153, 0.637), rgba(189, 179, 153, 0.637)),
        radial-gradient(circle at 50% 0, var(--bg-light) 30%, transparent 31%),
        radial-gradient(circle at 50% 100%, var(--bg-dark) 30%, transparent 31%);
    background-size: 40px 40px;
    background-position: 0 0, 20px 20px;
}

body.seigaiha-modern {
    opacity: 1;
}

/* 3. 格子 (Koshi) */
.koshi {
    background-color: var(--bg-base);
    background-image:
        linear-gradient(rgba(189, 179, 153, 0.637), rgba(189, 179, 153, 0.637)),
        linear-gradient(45deg, transparent 48%, var(--bg-dark) 49%, var(--bg-dark) 51%, transparent 52%),
        linear-gradient(-45deg, transparent 48%, var(--bg-dark) 49%, var(--bg-dark) 51%, transparent 52%);
    background-size: 30px 30px;
}

/* 4. 変り市松 (Ichimatsu) */
.ichimatsu-geo {
    background-color: var(--bg-base);
    background-image:
        linear-gradient(rgba(189, 179, 153, 0.637), rgba(189, 179, 153, 0.637)),
        linear-gradient(45deg, var(--bg-light) 25%, transparent 25%, transparent 75%, var(--bg-light) 75%, var(--bg-light)),
        linear-gradient(45deg, var(--bg-light) 25%, transparent 25%, transparent 75%, var(--bg-light) 75%, var(--bg-light));
    background-position: 0 0, 20px 20px;
    background-size: 40px 40px;
}

/* 5. 三崩し (Sankuzushi) */
.sankuzushi {
    background-color: var(--bg-base);
    background-image:
        linear-gradient(rgba(189, 179, 153, 0.637), rgba(189, 179, 153, 0.637)),
        url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24'%3E%3Cpath fill='%23BDB399' d='M0 1h12.5v2H0zM0 5h12.5v2H0zM0 9h12.5v2H0zM23.5 1h0.5v2h-0.5zM23.5 5h0.5v2h-0.5zM23.5 9h0.5v2h-0.5zM13 0h2v12.5h-2zM17 0h2v12.5h-2zM21 0h2v12.5h-2zM13 23.5h2v0.5h-2zM17 23.5h2v0.5h-2zM21 23.5h2v0.5h-2zM1 11.5h2v12.5h-2zM5 11.5h2v12.5h-2zM9 11.5h2v12.5h-2zM1 0h2v0.5h-2zM5 0h2v0.5h-2zM9 0h2v0.5h-2zM11.5 13h12.5v2h-12.5zM11.5 17h12.5v2h-12.5zM11.5 21h12.5v2h-12.5zM0 13h0.5v2h-0.5zM0 17h0.5v2h-0.5zM0 21h0.5v2h-0.5z'/%3E%3C/svg%3E");
    background-size: auto, 60px 60px;
}

/* 6. 籠目 (Kagome) */
.kagome {
    --kagome-base: var(--bg-base);
    --kagome-accent: var(--bg-dark);
    background-color: var(--kagome-base);
    background-image:
        linear-gradient(rgba(189, 179, 153, 0.637), rgba(189, 179, 153, 0.637)),
        conic-gradient(from 90deg at 88.5% 94%, var(--kagome-accent) 120deg, transparent 120deg),
        conic-gradient(from 210deg at 68.5% 94%, var(--kagome-accent) 60deg, transparent 60deg),
        conic-gradient(from 210deg at 74.5% 92%, var(--kagome-base) 60deg, transparent 60deg),
        conic-gradient(from 0deg at 60% 2%, transparent 270deg, var(--kagome-base) 270deg),
        linear-gradient(60deg, transparent 10.8%, var(--kagome-accent) 10.8%, var(--kagome-accent) 16.8%, transparent 16.8%),
        linear-gradient(60deg, transparent 8.8%, var(--kagome-base) 8.8%, var(--kagome-base) 18.8%, transparent 18.8%),
        conic-gradient(from -30deg at 52% 14.5%, var(--kagome-base) 60deg, transparent 60deg),
        conic-gradient(from -30deg at 58% 20.5%, var(--kagome-accent) 60deg, transparent 60deg),
        conic-gradient(from -30deg at 75.5% 42%, var(--kagome-base) 120deg, transparent 120deg),
        conic-gradient(from -30deg at 63.5% 42%, var(--kagome-accent) 120deg, transparent 120deg),
        conic-gradient(from -30deg at 61.5% 44%, var(--kagome-base) 120deg, transparent 120deg),
        linear-gradient(120deg, transparent 33.2%, var(--kagome-accent) 33.2%, var(--kagome-accent) 39.2%, transparent 39.2%),
        linear-gradient(120deg, transparent 31.2%, var(--kagome-base) 31.2%, var(--kagome-base) 41.2%, transparent 41.2%),
        linear-gradient(180deg, transparent 44%, var(--kagome-accent) 44%, var(--kagome-accent) 50%, transparent 50%),
        linear-gradient(180deg, transparent 42%, var(--kagome-base) 42%, var(--kagome-base) 52%, transparent 52%),
        linear-gradient(60deg, transparent 60.8%, var(--kagome-accent) 60.8%, var(--kagome-accent) 66.8%, transparent 66.8%),
        linear-gradient(60deg, transparent 58.8%, var(--kagome-base) 58.8%, var(--kagome-base) 68.8%, transparent 68.8%),
        linear-gradient(120deg, transparent 83.2%, var(--kagome-accent) 83.2%, var(--kagome-accent) 89.2%, transparent 89.2%);
    background-size: 2.5em 4.33em;
}

body.kagome {
    --kagome-base: var(--bg-base);
    --kagome-accent: var(--bg-dark);
    background-color: var(--kagome-base);
    background-image:
        linear-gradient(rgba(189, 179, 153, 0.637), rgba(189, 179, 153, 0.637)),
        conic-gradient(from 90deg at 88.5% 94%, var(--kagome-accent) 120deg, transparent 120deg),
        conic-gradient(from 210deg at 68.5% 94%, var(--kagome-accent) 60deg, transparent 60deg),
        conic-gradient(from 210deg at 74.5% 92%, var(--kagome-base) 60deg, transparent 60deg),
        conic-gradient(from 0deg at 60% 2%, transparent 270deg, var(--kagome-base) 270deg),
        linear-gradient(60deg, transparent 10.8%, var(--kagome-accent) 10.8%, var(--kagome-accent) 16.8%, transparent 16.8%),
        linear-gradient(60deg, transparent 8.8%, var(--kagome-base) 8.8%, var(--kagome-base) 18.8%, transparent 18.8%),
        conic-gradient(from -30deg at 52% 14.5%, var(--kagome-base) 60deg, transparent 60deg),
        conic-gradient(from -30deg at 58% 20.5%, var(--kagome-accent) 60deg, transparent 60deg),
        conic-gradient(from -30deg at 75.5% 42%, var(--kagome-base) 120deg, transparent 120deg),
        conic-gradient(from -30deg at 63.5% 42%, var(--kagome-accent) 120deg, transparent 120deg),
        conic-gradient(from -30deg at 61.5% 44%, var(--kagome-base) 120deg, transparent 120deg),
        linear-gradient(120deg, transparent 33.2%, var(--kagome-accent) 33.2%, var(--kagome-accent) 39.2%, transparent 39.2%),
        linear-gradient(120deg, transparent 31.2%, var(--kagome-base) 31.2%, var(--kagome-base) 41.2%, transparent 41.2%),
        linear-gradient(180deg, transparent 44%, var(--kagome-accent) 44%, var(--kagome-accent) 50%, transparent 50%),
        linear-gradient(180deg, transparent 42%, var(--kagome-base) 42%, var(--kagome-base) 52%, transparent 52%),
        linear-gradient(60deg, transparent 60.8%, var(--kagome-accent) 60.8%, var(--kagome-accent) 66.8%, transparent 66.8%),
        linear-gradient(60deg, transparent 58.8%, var(--kagome-base) 58.8%, var(--kagome-base) 68.8%, transparent 68.8%),
        linear-gradient(120deg, transparent 83.2%, var(--kagome-accent) 83.2%, var(--kagome-accent) 89.2%, transparent 89.2%);
    background-size: 2.5em 4.33em;
}

/* 縦書きのアクセントエリア & コントロール */
.tategaki-area {
    position: fixed;
    right: 10px;
    bottom: -30px;
    transform: translateY(-50%) translateX(20px);
    writing-mode: vertical-rl;
    /* 縦書きモード */
    z-index: 200;
    display: none;
    /* Mobile default hidden */
    background: rgba(255, 255, 255, 0.3);
    padding: 4px 4px;
    border-radius: 8px;
    backdrop-filter: blur(4px);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.4);

    /* フェードイン/アウト用のトランジション */
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s ease-out,
        transform 0.4s cubic-bezier(0.25, 1, 0.5, 1),
        visibility 0.4s ease-out;

    /* vertical-rl 環境での column は「右から左」へのブロック方向配置になります */
    flex-direction: column;
    align-items: center;
    /* Inline軸（縦）の中央揃え */
}

/* フェードイン表示状態 */
.tategaki-area.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(-50%) translateX(0);
}

@media (min-width: 1024px) {
    .tategaki-area {
        display: flex;
    }
}

/* トグルボタン（背景切替） */
.toggle-btn {
    background: rgba(255, 255, 255, 0.0);
    border: 0.5px solid rgba(0, 0, 0, 0.4);
    border-radius: 4px;
    font-family: 'Shippori Mincho', serif;
    font-size: 0.8rem;
    color: var(--text-color);
    cursor: pointer;
    padding: 15px 6px;
    margin: 0;
    transition: all 0.3s;
    outline: none;
    white-space: nowrap;
    flex-shrink: 0;
}

.toggle-btn:hover {
    background: var(--text-color);
    color: #fff;
}

/* メニュー項目のコンテナ */
.menu-items {
    display: flex;
    /* * 【変更点】
        * vertical-rlモードでは、column がブロック軸（物理的な横方向、右から左）になります。
        * これによりボタンが横一列に並びます。
        */
    flex-direction: column;
    gap: 12px;
    overflow: hidden;

    max-width: 0;
    /* 横方向のアニメーション */
    opacity: 0;

    margin-right: 0;

    transition: all 0.5s cubic-bezier(0.25, 1, 0.5, 1);
}

/* メニュー展開時のスタイル */
.tategaki-area.open .menu-items {
    max-width: 600px;
    /* 横に展開するので十分な幅を確保 */
    opacity: 1;
    margin-right: 15px;
    /* 右側（トグルボタン側）との余白 */
    padding-right: 10px;
    border-top: none;
    border-right: 1px dashed var(--text-color);
    /* 区切り線も縦に */
}

/* 縦書きボタンのスタイル */
.pattern-btn {
    background: none;
    border: none;
    font-family: 'Shippori Mincho', serif;
    font-size: 0.9rem;
    color: var(--text-color);
    cursor: pointer;
    padding: 10px 5px;
    /* ボーダー位置を調整 */
    border-left: 0px solid transparent;
    border-top: 1px solid transparent;

    /* transition: all 0.3s; */
    /* opacity: 0.6; */
    opacity: 0;
    transform: translateX(20px);
    transition: opacity 0.4s ease-out,
        transform 0.4s ease-out;
    letter-spacing: 0.2em;
    outline: none;
    white-space: nowrap;
}


/* アクティブ時のトグルボタンスタイル変化 */
.tategaki-area.open .toggle-btn {
    background: var(--bg-dark);
    color: #fff;
    border-color: var(--bg-dark);
}

.tategaki-area.open .pattern-btn {
    opacity: 1;
    transform: translateX(0);
}

.tategaki-area.open .pattern-btn:nth-child(1) {
    transition-delay: 0.5s;
}

.tategaki-area.open .pattern-btn:nth-child(2) {
    transition-delay: 0.6s;
}

.tategaki-area.open .pattern-btn:nth-child(3) {
    transition-delay: 0.7s;
}

.tategaki-area.open .pattern-btn:nth-child(4) {
    transition-delay: 0.8s;
}

.tategaki-area.open .pattern-btn:nth-child(5) {
    transition-delay: 0.9s;
}



.pattern-btn:hover {
    opacity: 1;
    color: var(--accent-color);
}

/* 横並びになったので、アクティブバーを上に変更 */
.pattern-btn.active {
    width: auto;
    opacity: 1;
    font-weight: bold;
}

.pattern-btn.active span {
    border-left: 3px solid var(--accent-color);
}


.control-label {
    font-size: 0.7rem;
    margin-bottom: 10px;
    opacity: 0.5;
}

/* =========================================
   Enhanced Header Styles
   ========================================= */
.site-header {
    position: sticky;
    top: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
    border-bottom: 2px solid var(--bg-dark);
    z-index: 1000;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.header-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}

.header-logo {
    flex-shrink: 0;
}

.header-logo img {
    height: 50px;
    width: auto;
    transition: transform 0.3s ease;
}

.header-logo:hover img {
    transform: scale(1.05);
}

.header-menu {
    display: flex;
    gap: 2rem;
    flex-grow: 1;
    justify-content: center;
}

.menu-item {
    font-family: 'Shippori Mincho', 'ヒラギノ明朝 Pro', 'MS P明朝', '游明朝', serif;
    font-size: 1rem;
    color: var(--text-color);
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-bottom: 2px solid transparent;
    transition: all 0.3s ease;
    font-weight: 500;
}

.menu-item:hover {
    color: var(--accent-color);
    border-bottom-color: var(--accent-color);
}

/* Header Background Switcher */
.header-bg-switcher {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.bg-switch-btn {
    width: 32px;
    height: 32px;
    border: 1px solid var(--bg-dark);
    background-color: rgba(255, 255, 255, 0.7);
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: 'Shippori Mincho', 'ヒラギノ明朝 Pro', serif;
    font-size: 0.75rem;
    color: var(--text-color);
    display: flex;
    align-items: center;
    justify-content: center;
}

.bg-switch-btn:hover {
    background-color: rgba(255, 255, 255, 1);
    transform: translateY(-2px);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.bg-switch-btn.active {
    background-color: var(--accent-color);
    color: white;
    border-color: var(--accent-color);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 40px;
    height: 40px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    position: relative;
    z-index: 1002;
    /* モバイルメニュー(1001)より上に表示 */
}

.mobile-menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--text-color);
    position: absolute;
    transition: transform 0.3s cubic-bezier(0.68, -0.55, 0.27, 1.55),
        opacity 0.2s ease,
        background-color 0.3s ease;
}

/* 3本線の位置（ハンバーガー状態） */
.mobile-menu-toggle span:nth-child(1) {
    transform: translateY(-8px);
}

.mobile-menu-toggle span:nth-child(2) {
    transform: translateY(0);
}

.mobile-menu-toggle span:nth-child(3) {
    transform: translateY(8px);
}

/* ×マークへの変形（active状態） */
.mobile-menu-toggle.active span:nth-child(1) {
    transform: translateY(0) rotate(45deg);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
    transform: scale(0);
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: translateY(0) rotate(-45deg);
}

/* ホバー時の色変化 */
.mobile-menu-toggle:hover span {
    background-color: var(--accent-color);
}

.mobile-menu {
    display: none;
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background-color: var(--bg-base);
    padding: 2rem;
    box-shadow: -2px 0 10px rgba(0, 0, 0, 0.2);
    transition: right 0.3s ease;
    z-index: 1001;
    overflow-y: auto;
    overscroll-behavior: contain;
}

.mobile-menu.active {
    padding-top: 100px;
    right: 0;
}

.mobile-menu-item {
    display: block;
    font-family: 'Shippori Mincho', 'ヒラギノ明朝 Pro', serif;
    font-size: 1.1rem;
    color: var(--text-color);
    text-decoration: none;
    padding: 1rem 0;
    border-bottom: 1px solid var(--bg-dark);
    transition: color 0.3s ease;
}

.mobile-menu-item:hover {
    color: var(--accent-color);
}

.mobile-bg-switcher {
    margin-top: 2rem;
    padding-top: 1rem;
    border-top: 2px solid var(--bg-dark);
}

.mobile-bg-switcher p {
    font-family: 'Shippori Mincho', serif;
    font-size: 0.9rem;
    margin-bottom: 1rem;
    opacity: 0.7;
}

.mobile-bg-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.mobile-bg-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    padding: 0;
    margin: 0;
    background-color: rgba(255, 255, 255, 0.7);
    border: 1px solid var(--bg-dark);
    border-radius: 4px;
    font-family: 'Shippori Mincho', serif;
    font-size: 0.9rem;
    color: var(--text-color);
    cursor: pointer;
    transition: all 0.3s ease;
}

.mobile-bg-btn:hover {
    background-color: rgba(255, 255, 255, 1);
}

.mobile-bg-btn.active {
    background-color: var(--accent-color);
    color: white;
    border-color: var(--accent-color);
}

/* =========================================
   Enhanced Footer Styles
   ========================================= */
.site-footer {
    background-color: rgba(189, 179, 153, 0.7);
    border-top: 2px solid var(--bg-dark);
    margin-top: 4rem;
    padding: 3rem 2rem 1rem;
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    font-family: 'Shippori Mincho', 'ヒラギノ明朝 Pro', serif;
    font-size: 1.1rem;
    color: var(--text-color);
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--accent-color);
    display: inline-block;
}

.footer-nav nav {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-nav a,
.footer-contact a {
    font-family: 'Shippori Mincho', 'ヒラギノ明朝 Pro', serif;
    color: var(--text-color);
    text-decoration: none;
    transition: color 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-nav a:hover,
.footer-contact a:hover {
    color: var(--accent-color);
}

.footer-contact p {
    margin: 0;
}

.sns-links {
    display: flex;
    gap: 1rem;
}

.sns-links a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(255, 255, 255, 0.7);
    border-radius: 50%;
    color: var(--text-color);
    transition: all 0.3s ease;
}

.sns-links a:hover {
    background-color: var(--accent-color);
    color: white;
    transform: translateY(-3px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--bg-dark);
}

.footer-bottom p {
    font-family: 'Shippori Mincho', 'ヒラギノ明朝 Pro', serif;
    color: var(--text-color);
    font-size: 0.9rem;
    margin: 0;
    opacity: 0.7;
}

/* Mobile Responsive */
@media (max-width: 1024px) {
    .header-menu {
        display: none;
    }

    .header-bg-switcher {
        display: none;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .mobile-menu {
        display: block;
    }
}

@media (max-width: 768px) {
    .header-container {
        padding: 1rem;
    }

    .header-logo img {
        height: 40px;
    }

    .footer-container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .site-footer {
        padding: 2rem 1rem 1rem;
    }
}

/* サイドバーの設定 */
.sidebar {
    width: 30%;
    background-color: rgba(255, 255, 255, 0);
    box-sizing: border-box;
    align-items: center;
}

.refine-area,
.sorting-area {
    display: flex;
    align-items: center;
    text-align: center;
    font-size: x-large;
    padding: 0;
    margin: 0;
}

.refine-area::before {
    content: '';
    flex: 1;
    border-bottom: 7px double #4f805991;
    /* margin-left: 3%; */
    margin-right: 1%;
    /* margin: 0% 1% 5.5% 0%; */
}

.refine-area::after {
    content: '';
    flex: 1;
    border-bottom: 7px double #4f805991;
    /* margin-right: 3%; */
    margin-left: 1%;
    /* margin: 5.5% 0% 0% 1%; */
}

.sorting-area::before {
    content: '';
    flex: 1;
    border-bottom: 7px double #4f805991;
    /* margin-left: 3%; */
    margin: 0% 1% 0% 2.5%;
}

.sorting-area::after {
    content: '';
    flex: 1;
    border-bottom: 7px double #4f805991;
    /* margin-right: 3%; */
    margin: 0% 2.5% 0% 1%;
}

/* 
.double-line{
    border-bottom: 7px double #4f805991;
} */


.refine-head-text,
.refine-tail-text,
.refine-length-text {
    text-align: center;
    font-size: large;
    padding: 0;
    margin-bottom: 0;
    background-image: linear-gradient(90deg, #4f805991 0 20%, #dedede 20%);
    background-repeat: no-repeat;
    background-size: 62% 20%;
    background-position: 50% 75%;
    color: #323232;
    font-weight: bold;
    /* font-size: 26px; */
}

.refine-head,
.refine-tail {
    border-collapse: collapse;
    background-color: rgba(255, 255, 255, 0.3);
}

.slider-container {
    width: 75%;
    position: relative;
    margin: 0 auto;
}

input[type="range"] {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 4px;
    background: #d6cd96;
    outline: none;
    border-radius: 15px;
    position: absolute;
    margin-top: 3%;
}

input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 15px;
    height: 15px;
    background: #234f38;
    border-radius: 10%;
    cursor: pointer;
    position: relative;
    z-index: 1;
    margin-top: 0%;
}

.range-track {
    position: absolute;
    height: 3px;
    background: #5e684a;
    border-radius: 5px;
    z-index: 0;
    margin-top: 3%;
}

.range-values {
    margin-top: 0px;
    font-size: 18px;
    text-align: center;
}


/* 表示内容の設定 */
.contents {
    width: 100%;
    font-size: large;
}

.word-table {
    margin-bottom: 5%;
    border-collapse: collapse;
    width: 90%;
    background-color: rgba(183, 189, 172, 0.3);
    color: #000000;
}

.table-header {
    border-collapse: collapse;
    background-color: rgba(24, 53, 37, 0.7);
    color: white;
    border-collapse: separate;
}

table {
    z-index: 2;
    width: 80%;
}

table td {
    /*word-break: break-all;*/
    overflow-wrap: break-word;
}

.sidebar {
    width: 30%;
    background-color: rgba(255, 255, 255, 0);
    box-sizing: border-box;
    align-items: center;
}

/* デスクトップ表示時のサイドバー */
#sidebar {
    width: 100%;
    background-color: rgba(255, 255, 255, 0);
    box-sizing: border-box;
    align-items: center;
}

#refine-toggle,
#sort-toggle {
    display: none;
}

/* スマートフォン表示時のスタイル */
@media (max-width: 768px) {
    .pagination li a {
        padding: .4vh 1vh;
        text-decoration: none;
        color: #0a3512c4;
        border: 1px solid #4f8259c4;
        border-radius: 5px;
        transition: background-color 0.3s ease, color 0.3s ease;
    }

    .header {
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        width: 100%;
        /* 親要素の幅を画面全体に広げる */
        box-sizing: border-box;
        /* パディングやボーダーを含める */
    }

    .outline-of-app {
        width: 100%;
    }

    .title-db {
        width: 100%;
        margin-bottom: 0;
    }

    .total-data {
        font-size: xx-large;
    }

    .hit-count {
        width: 100%;
        /* 親要素の幅に合わせる */
        text-align: center;
        /* テキストを中央揃え */
        box-sizing: border-box;
        font-size: small;

    }

    .sidebar {
        width: 0%;
        /* スマートフォンではサイドバーを非表示 */
    }

    .contents {
        width: 100%;
        /* メインコンテンツを全幅に */
    }

    #sidebar {
        position: fixed;
        left: -768px;
        /* 初期状態では画面外に隠す */
        top: 0;
        width: 400px;
        height: 100%;
        /* 画面全体の高さに固定 */
        /* 画面全体の高さに固定 */
        /* Base color: Dull light brown */
        background-color: #e8dec3;
        /* Wrinkled paper texture using gradients */
        background-image:
            /* Subtle noise/grain effect (simulated with gradients) */
            linear-gradient(45deg, rgba(0, 0, 0, 0.02) 25%, transparent 25%, transparent 75%, rgba(0, 0, 0, 0.02) 75%, rgba(0, 0, 0, 0.02)),
            linear-gradient(45deg, rgba(0, 0, 0, 0.02) 25%, transparent 25%, transparent 75%, rgba(0, 0, 0, 0.02) 75%, rgba(0, 0, 0, 0.02)),
            /* Irregular shadows for wrinkles */
            radial-gradient(circle at 50% 50%, transparent 60%, rgba(100, 90, 70, 0.05) 100%),
            radial-gradient(ellipse at 20% 80%, transparent 40%, rgba(120, 110, 90, 0.05) 100%);
        background-size: 4px 4px, 4px 4px, 100% 100%, 100% 100%;
        background-position: 0 0, 2px 2px, 0 0, 0 0;
        padding: 15px;
        transition: left 0.3s ease;
        /* スムーズに表示するためのアニメーション */
        z-index: 1000;
        /* メインコンテンツの上に重なるように設定 */
        overflow-y: auto;
        /* サイドバー内でスクロールを許可 */
    }

    #head-sort {
        position: fixed;
        /* 絶対位置で配置 */
        top: -400px;
        /* 上部に配置 */
        left: 0;
        width: 100%;
        /* 幅を全体に */
        transition: top 0.3s ease;
        /* アニメーション効果 */
        /* アニメーション効果 */
        /* Base color: Dull light brown */
        background-color: #e8dec3;
        /* Wrinkled paper texture using gradients */
        background-image:
            /* Subtle noise/grain effect (simulated with gradients) */
            linear-gradient(45deg, rgba(0, 0, 0, 0.02) 25%, transparent 25%, transparent 75%, rgba(0, 0, 0, 0.02) 75%, rgba(0, 0, 0, 0.02)),
            linear-gradient(45deg, rgba(0, 0, 0, 0.02) 25%, transparent 25%, transparent 75%, rgba(0, 0, 0, 0.02) 75%, rgba(0, 0, 0, 0.02)),
            /* Irregular shadows for wrinkles */
            radial-gradient(circle at 50% 50%, transparent 60%, rgba(100, 90, 70, 0.05) 100%),
            radial-gradient(ellipse at 20% 80%, transparent 40%, rgba(120, 110, 90, 0.05) 100%);
        background-size: 4px 4px, 4px 4px, 100% 100%, 100% 100%;
        background-position: 0 0, 2px 2px, 0 0, 0 0;
        z-index: 1000;
    }

    #head-sort.hidden {
        top: -100px;
        /* ヘッダーを隠す位置 */
    }


    #refine-toggle {
        display: block;
        cursor: pointer;
        position: fixed;
        bottom: 10px;
        /* 画面下部に固定 */
        left: 40%;
        /* 画面中央に表示 */
        transform: translateX(-50%);
        /* 中央寄せ */
        z-index: 1001;
        background-color: rgba(80, 98, 78, 0.7);
        color: white;
        padding: 10px 20px;
        border: none;
        border-radius: 5px;
        font-size: 18px;
        font-family: 'ヒラギノ明朝 Pro', 'MS P明朝', '游明朝', serif;
    }

    #sort-toggle {
        display: block;
        cursor: pointer;
        position: fixed;
        bottom: 10px;
        /* 画面下部に固定 */
        left: 60%;
        /* 画面中央に表示 */
        transform: translateX(-50%);
        /* 中央寄せ */
        z-index: 1001;
        background-color: rgba(80, 98, 78, 0.7);
        color: white;
        padding: 10px 20px;
        border: none;
        border-radius: 5px;
        font-size: 18px;
        font-family: 'ヒラギノ明朝 Pro', 'MS P明朝', '游明朝', serif;
    }
}

/* =========================================
   木札風ソートスタイル (Kifuda Style)
   ========================================= */

/* ナビゲーションコンテナ */
.wafu-sort-nav {
    border: 7px double #C4C2AC;
    padding: 15px 10px;
    background-color: rgba(255, 255, 255, 0.25);
    border-radius: 2px;
    width: 100%;
    /* padding: 10px;
    background-color: transparent;
    border-radius: 4px; */
}

.sort-title-header {
    text-align: center;
    font-size: 1.2rem;
    color: #3e2723;
    margin: 0 0 15px;
    padding: 8px 15px;
    font-weight: bold;
    letter-spacing: 0.15em;
    background: linear-gradient(to right,
            transparent 0%,
            rgba(142, 53, 53, 0.15) 20%,
            rgba(142, 53, 53, 0.15) 80%,
            transparent 100%);
    border-top: 1px solid #8E3535;
    border-bottom: 1px solid #8E3535;
    font-weight: bold;
    display: block;
    width: 100%;
    padding-bottom: 8px;
    box-sizing: border-box;
}

/* フレックスボックスで木札を並べる */
.kifuda-container {
    display: flex;
    flex-wrap: nowrap;
    justify-content: center;
    gap: 6px;
}

/* 木札ペア（デスクトップ：横並び、モバイル：縦並び） */
.kifuda-pair {
    display: flex;
    flex-direction: row;
    gap: 4px;
}

/* ラジオボタンは隠す */
.kifuda-input {
    display: none;
}

/* 木札（ラベル）のデザイン */
.kifuda-label {
    position: relative;
    display: block;
    width: 38px;
    height: 110px;
    cursor: pointer;
    writing-mode: vertical-rl;
    text-orientation: upright;
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: 12px;
    font-size: 0.85rem;
    font-weight: 700;
    color: #3e2723;
    background-color: #D7CFB5;
    background-image:
        linear-gradient(90deg, rgba(255, 255, 255, 0.2) 0%, rgba(0, 0, 0, 0.05) 100%),
        repeating-linear-gradient(90deg, transparent, transparent 2px, rgba(160, 82, 45, 0.1) 3px, transparent 4px);
    border-radius: 4px;
    box-shadow:
        2px 2px 5px rgba(0, 0, 0, 0.2),
        inset 0 0 10px rgba(139, 69, 19, 0.1);
    border: 1px solid #a1887f;
    transition: transform 0.2s, box-shadow 0.2s, background-color 0.3s;
}

/* 木札の上の穴 */
.kifuda-label::before {
    content: '';
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    width: 6px;
    height: 6px;
    background-color: #3e2723;
    border-radius: 50%;
    box-shadow: inset 1px 1px 2px rgba(0, 0, 0, 0.5);
}

/* 木札の紐（装飾） */
.kifuda-label::after {
    content: '';
    position: absolute;
    top: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 18px;
    background-color: #8E3535;
    z-index: -1;
}

/* ホバー時 */
.kifuda-label:hover {
    transform: translateY(-3px);
    box-shadow: 4px 4px 8px rgba(0, 0, 0, 0.3);
}

/* 選択された状態 (Checked) */
.kifuda-input:checked+.kifuda-label {
    background-color: #B0BFA8;
    color: #000;
    box-shadow:
        0 0 10px rgba(176, 191, 168, 0.6),
        inset 0 0 0 2px #5d4037;
    transform: translateY(0);
    border: 1px solid #5d4037;
}

/* 選択時の紐の色を変える */
.kifuda-input:checked+.kifuda-label::after {
    background-color: #5d4037;
}

/* ボタンエリア */
.submit-area {
    margin-top: 20px;
    text-align: center;
}

.submit-btn-kifuda {
    background-color: #8E3535;
    color: white;
    border: none;
    padding: 8px 30px;
    font-family: "Shippori Mincho", serif;
    font-size: 1rem;
    cursor: pointer;
    border-radius: 20px;
    box-shadow: 0 3px 5px rgba(0, 0, 0, 0.2);
    transition: all 0.3s;
}

.submit-btn-kifuda:hover {
    background-color: #a64444;
    transform: translateY(-2px);
    box-shadow: 0 5px 8px rgba(0, 0, 0, 0.3);
}

/* =========================================
   Sidebar Refinement Redesign (Karuta Style)
   ========================================= */

.sidebar-form {
    border: 7px double #C4C2AC;
    width: 100%;
    padding: 15px 10px;
    background-color: rgba(255, 255, 255, 0.4);
    border-radius: 2px;
}

/* 絞り込み検索ヘッダー */
.refine-title-header {
    text-align: center;
    font-size: 1.2rem;
    color: #3e2723;
    margin: 0 0 15px;
    padding: 8px 15px;
    font-weight: bold;
    letter-spacing: 0.15em;
    background: linear-gradient(to right,
            transparent 0%,
            rgba(142, 53, 53, 0.15) 20%,
            rgba(142, 53, 53, 0.15) 80%,
            transparent 100%);
    border-top: 1px solid #8E3535;
    border-bottom: 1px solid #8E3535;
}

/* アコーディオンコンテナ */
.refine-accordion {
    margin-bottom: 8px;
    border-bottom: 1px dashed #C4C2AC;
}

.refine-accordion:last-of-type {
    border-bottom: none;
    margin-bottom: 15px;
}

/* 折りたたみトリガー（ボタン） */
.refine-title {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    text-align: left;
    font-size: 1rem;
    color: #5d4037;
    padding: 10px 8px;
    font-weight: bold;
    letter-spacing: 0.1em;
    background: transparent;
    border: none;
    cursor: pointer;
    transition: background-color 0.2s ease, color 0.2s ease;
    font-family: 'Shippori Mincho', serif;
}

.refine-title:hover {
    background-color: rgba(142, 53, 53, 0.08);
    color: #8E3535;
}

.refine-title.active {
    color: #8E3535;
}

/* アコーディオンアイコン */
.accordion-icon {
    font-size: 0.7rem;
    transition: transform 0.3s ease;
    color: #8E3535;
}

.refine-title.active .accordion-icon {
    transform: rotate(180deg);
}

/* 折りたたみコンテンツ */
.refine-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out, padding 0.3s ease-out;
    padding: 0 5px;
}

.refine-content.open {
    max-height: 900px;
    padding: 10px 5px 15px;
}

/* Text Input Style */
.refine-input-wrapper {
    text-align: center;
    margin-bottom: 20px;
}

.refine-input {
    width: 85%;
    padding: 8px 10px;
    font-family: "Shippori Mincho", serif;
    font-size: 1rem;
    border: none;
    border-bottom: 2px solid #646E60;
    background-color: transparent;
    outline: none;
    transition: border-color 0.3s, background-color 0.3s;
    color: #3e2723;
}

.refine-input:focus {
    border-bottom-color: #8E3535;
    background-color: rgba(255, 255, 255, 0.5);
}

.refine-input::placeholder {
    color: #8d8d8d;
    font-size: 0.9rem;
}

/* Karuta (Character Tile) Style */
.kana-table {
    width: 95%;
    /* Slightly narrower */
    border-collapse: separate;
    border-spacing: 2px;
    /* Reduced spacing */
    margin: 0 auto 20px;
    /* Center and margin bottom */
}

.kana-cell {
    text-align: center;
    vertical-align: middle;
    padding: 0;
}

.kana-checkbox {
    display: none;
}

.kana-label {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    aspect-ratio: 1 / 1;
    /* Square tiles */
    background-color: #D3CBBA;
    color: #4A4036;
    font-family: "Shippori Mincho", serif;
    font-weight: bold;
    font-size: 0.85rem;
    /* Smaller font */
    border-radius: 3px;
    /* Slightly smaller radius */
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 1px 1px 2px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.kana-label:hover {
    transform: translateY(-1px);
    box-shadow: 1px 1px 3px rgba(0, 0, 0, 0.2);
    background-color: #E6E0D0;
}

/* Selected State */
.kana-checkbox:checked+.kana-label {
    background-color: #646E60;
    color: #ffffff;
    box-shadow: inset 1px 1px 2px rgba(0, 0, 0, 0.3);
    transform: translateY(0);
}

/* Slider Customization (Overriding previous styles if needed or refining) */
.slider-container {
    width: 90%;
    margin: 20px auto;
    padding-bottom: 10px;
}

/* Range Track Color Update */
.range-track {
    background-color: #646E60;
    /* Theme Green */
}

/* Range Thumb Color Update */
input[type="range"]::-webkit-slider-thumb {
    background: #914044;
    /* Theme Red */
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

input[type="range"]::-moz-range-thumb {
    background: #914044;
    border: none;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

.range-values {
    color: #4A4036;
    font-family: "Shippori Mincho", serif;
    font-weight: bold;
    margin-top: 10px;
}

/* =========================================
   Word List Table Redesign (Washi Style)
   ========================================= */

.table-container {
    width: 96%;
    /* Add margin on sides */
    margin: 0 auto 30px;
    /* Center */
    overflow-x: auto;
    border-radius: 4px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.washi-table {
    width: 100%;
    border-collapse: collapse;
    background-color: rgba(255, 255, 255, 0.7);
    font-family: "Shippori Mincho", serif;
    border-radius: 8px;
    overflow: hidden;
    /* For rounded corners on header */
}

.washi-table thead th {
    background-color: #646E60;
    /* Theme Green */
    color: #ffffff;
    padding: 15px 10px;
    font-weight: normal;
    letter-spacing: 0.1em;
    border-bottom: 3px solid #8E3535;
    /* Accent Red */
    border-right: 1px solid rgba(255, 255, 255, 0.2);
    /* Subtle vertical line */
    text-align: center;
    white-space: nowrap;
}

.washi-table thead th:last-child {
    border-right: none;
}

.washi-table tbody tr {
    border-bottom: 1px solid rgba(100, 110, 96, 0.2);
    transition: background-color 0.2s ease;
}

.washi-table tbody tr:last-child {
    border-bottom: none;
}

.washi-table tbody tr:hover {
    background-color: rgba(215, 207, 181, 0.4);
    /* Light beige tint */
}

.washi-table td {
    padding: 12px 15px;
    color: #3e2723;
    vertical-align: middle;
    border-right: 1px solid rgba(100, 110, 96, 0.1);
    /* Subtle vertical line */
}

.washi-table td:last-child {
    border-right: none;
}

/* Specific Column Adjustments */
.washi-table td.col-id {
    font-family: sans-serif;
    /* ID is often better in sans */
    font-size: 0.9rem;
    color: #666;
}

.washi-table td.col-word {
    font-size: 1.1rem;
    font-weight: bold;
    color: #2c1e1a;
}

.washi-table td.col-kana {
    font-size: 0.95rem;
    color: #5d4037;
}

.washi-table td.col-center {
    text-align: center;
}

/* =========================================
   Page Layout (Sidebar + Main Content)
   ========================================= */

.page-layout {
    display: flex;
    min-height: calc(100vh - 200px);
    padding: 20px;
    gap: 20px;
}

/* 左サイドバー */
.page-sidebar {
    width: 340px;
    min-width: 340px;
    max-width: 340px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.sidebar-section {
    background: rgba(255, 255, 255, 0.25);
    border-radius: 4px;
    padding: 15px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    display: flex;
    justify-content: center;
    align-items: center;
}

/* 右メインコンテンツ */
.page-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* ヒット件数ラッパー */
/* .hit-count-wrapper {
    text-align: center;
    margin-bottom: 15px;
    padding: 15px 30px;
    background: rgba(255, 255, 255, 0.30);
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
} */

/* サイトのテーマカラー */
:root {
    --theme-green: #566C5D;
    --theme-red: #A64B4B;
    --text-main: #3b3b3b;
}

.style-combined-fancy {
    text-align: center;
    padding: 15px 40px;
    position: relative;

    /* 1. 横方向の背景グラデーション（中心が明るく、外側は薄く） */
    background: linear-gradient(to right,
            rgba(255, 255, 255, 0.0) 0%,
            rgba(255, 255, 255, 0.3) 25%,
            rgba(255, 255, 255, 0.45) 50%,
            rgba(255, 255, 255, 0.3) 75%,
            rgba(255, 255, 255, 0.0) 100%);
    border-radius: 4px;
    /* わずかに角丸を残す */
    box-shadow: none;
    /* 影は不要 */
}

.style-combined-fancy .corner-shape-tl,
.style-combined-fancy .corner-shape-br {
    content: "";
    position: absolute;
    width: 6px;
    height: 6px;
    background-color: var(--theme-green);
    transform: rotate(45deg);
    /* 菱形にする */
    opacity: 0.8;
}

/* さらに、菱形から伸びる細い線を追加するための疑似要素 */
.style-combined-fancy .deco-line-tl,
.style-combined-fancy .deco-line-br {
    position: absolute;
    background-color: var(--theme-green);
    opacity: 0.7;
}

/* --- 左上の構成 --- */
.style-combined-fancy .corner-shape-tl {
    top: -3px;
    left: 0;
    /* 角に菱形 */
}

/* 左上の横線 */
.style-combined-fancy .deco-line-tl {
    top: 0px;
    left: 5px;
    width: 125px;
    height: 1px;
}

/* --- 右下の構成 --- */
.style-combined-fancy .corner-shape-br {
    bottom: -3px;
    right: 0;
    /* 角に菱形 */
}

/* 右下の横線 */
.style-combined-fancy .deco-line-br {
    bottom: 0px;
    right: 5px;
    width: 125px;
    height: 1px;
}





.total-data {
    color: var(--text-main);
    /* 数字も墨色で落ち着かせる */
    font-size: 2em;
    /* 数字を大きめに強調 */
    position: relative;
    top: 2px;
}

.total-data {
    color: var(--text-main);
    /* 数字も墨色で落ち着かせる */
    font-size: 2em;
    /* 数字を大きめに強調 */
    position: relative;
    top: 2px;
}

.hit-count-wrapper h3 {
    margin: 0;
    color: #4A4036;
    font-family: "Shippori Mincho", serif;
}

/* サイドバートグルボタン */
#sidebar-toggle {
    display: none;
    position: fixed;
    bottom: 20px;
    left: 20px;
    width: 50px;
    height: 50px;
    font-size: 1.5rem;
    background: linear-gradient(135deg, #646E60 0%, #4A5A46 100%);
    color: #fff;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    z-index: 1000;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease;
}

#sidebar-toggle:hover {
    transform: scale(1.1);
}

/* レスポンシブ */
@media (max-width: 900px) {
    .page-layout {
        flex-direction: column;
    }

    .page-sidebar {
        position: fixed;
        top: 0;
        left: -330px;
        width: 330px;
        min-width: 330px;
        max-width: 330px;
        /* 100vhではなく100dvhを使用（iOSブラウザナビ対応） */
        height: 100vh;
        /* フォールバック */
        height: 100dvh;
        background: var(--bg-base);
        z-index: 999;
        overflow-y: auto;
        /* スクロールが背面に漏れるのを防止 */
        overscroll-behavior: contain;
        -webkit-overflow-scrolling: touch;
        padding: 20px;
        /* 下部のセーフエリア対応（iPhoneのホームバー等） */
        padding-bottom: calc(20px + env(safe-area-inset-bottom, 0px));
        box-sizing: border-box;
        transition: left 0.3s ease;
        box-shadow: 4px 0 12px rgba(0, 0, 0, 0.2);
    }

    .page-sidebar.visible {
        left: 0;
        width: 330px;
        min-width: 330px;
        max-width: 330px;
    }

    #sidebar-toggle {
        display: block;
    }

    .page-main {
        width: 100%;
    }

    /* 木札: モバイル時はペアが縦並び */
    .kifuda-container {
        flex-wrap: nowrap;
        flex-direction: row;
        gap: 8px;
    }

    .kifuda-pair {
        flex-direction: column;
        gap: 4px;
        margin: 0px 6px;
    }
}

/* テーブルコンテナ調整 */
.page-main .table-container {
    width: 100%;
    max-width: 100%;
}

/* ページネーション調整 */
.page-main .paginate_links {
    margin-bottom: 20px;
}

/* テーブル列幅（デスクトップ） */
.col-w-id {
    width: 4%;
}

.col-w-word {
    width: 45%;
}

.col-w-kana {
    width: 38%;
}

.col-w-length {
    width: 5%;
}

.col-w-head {
    width: 4%;
}

.col-w-tail {
    width: 4%;
}

/* モバイル用テーブル調整 */
@media (max-width: 768px) {
    .table-container {
        overflow-x: visible;
    }

    .washi-table {
        table-layout: fixed;
        width: 100%;
    }

    /* モバイル用列幅 */
    .col-w-id {
        width: 10%;
    }

    .col-w-word {
        width: 30%;
    }

    .col-w-kana {
        width: 30%;
    }

    .col-w-length {
        width: 10%;
    }

    .col-w-head {
        width: 10%;
    }

    .col-w-tail {
        width: 10%;
    }

    .washi-table thead th {
        padding: 8px 2px;
        font-size: 0.7rem;
        letter-spacing: 0;
        white-space: normal;
    }

    .washi-table td {
        padding: 6px 2px;
        word-break: break-all;
        font-size: 0.8rem;
    }

    .washi-table td.col-word {
        font-size: 0.85rem;
        word-break: break-word;
    }

    .washi-table td.col-kana {
        font-size: 0.75rem;
        word-break: break-word;
    }

    .washi-table td.col-id {
        font-size: 0.7rem;
    }

    .washi-table td.col-center {
        font-size: 0.75rem;
    }
}

/* モバイルメニュー展開時のスクロール固定 */
html.no-scroll,
body.no-scroll {
    overflow: hidden !important;
    height: 100% !important;
}