@import url('https://fonts.googleapis.com/css2?family=Kaisei+HarunoUmi:wght@700&display=swap');

/* レイアウト用変数 */
/* レイアウト用変数 */
:root {
    --lg-label-width: 140px;
    --lg-label-margin: 15px;
    --lg-area-padding: 20px;
    --lg-row-height: 80px;
    --lg-row-gap: 5px;
}

/* 線分図専用のスタイル定義 (.lg-area 配下に限定) */
.lg-container {
    /* font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; */
    width: 100%;
    overflow-x: auto;
    /* padding: 20px 0; */
}

/* 複数の行をまとめるエリア */
.lg-area {
    display: flex;
    flex-direction: column;
    gap: var(--lg-row-gap);
    padding: var(--lg-area-padding);
    background-color: #fff;
    border-radius: 8px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    position: relative;
    min-width: fit-content;
}

.lg-area .lg-row {
    display: flex;
    align-items: center;
    min-height: var(--lg-row-height);
    position: relative;
    z-index: 2;
    /* ガイドラインより手前に表示 */
}

.lg-area .lg-label {
    width: var(--lg-label-width);
    flex-shrink: 0;
    font-weight: bold;
    /* padding-right: var(--lg-label-margin); */
    text-align: right;
    /* border-right: 2px solid #eee; */
    margin-right: var(--lg-label-margin);
    color: #444;
    word-break: keep-all;
    overflow-wrap: break-word;
}

.lg-area .lg-canvas {
    flex-grow: 1;
    position: relative;
    height: 100%;
    min-width: 300px;
    /* 上下のマージンは行の高さに合わせて調整 */
    /* margin-top: 50px;
    margin-bottom: 50px; */
}

/* --- 垂直ガイドラインレイヤー --- */
.lg-guidelines-layer {
    position: absolute;
    /* 左端 = エリアpadding + ラベル幅 + 境界線 + ラベルマージン */
    /* left: calc(var(--lg-area-padding) + var(--lg-label-width) + 2px + var(--lg-label-margin)); */
    left: calc(var(--lg-area-padding) + var(--lg-label-width) + var(--lg-label-margin));
    /* 右端 = エリアpadding */
    right: var(--lg-area-padding);
    pointer-events: none;
    z-index: 1;
}

.lg-area .lg-guideline-line {
    position: absolute;
    top: 0;
    bottom: 0;
    width: 0;
    border-left: 1.5px dashed #cbd5e0;
    transform: translateX(-50%);
}


/* --- 線分図モード (line) --- */
.lg-area .lg-base-line {
    position: absolute;
    top: 50%;
    height: 2px;
    background-color: #333;
    transform: translateY(-50%);
    z-index: 1;
}

/* 線分図の不足分（破線）のスタイル */
.lg-area .lg-base-line.is-dashed {
    background-color: transparent;
    border-top: 2px dashed #999;
    height: 0;
}

/* グリッドメモリ */
.lg-area .lg-grid-tick {
    position: absolute;
    top: 50%;
    width: 1px;
    background-color: #ccc;
    transform: translate(-50%, -50%);
    z-index: 2;
}

.lg-area .lg-grid-tick.is-small {
    height: 6px;
}

.lg-area .lg-grid-tick.is-medium {
    height: 12px;
    background-color: #aaa;
}

.lg-area .lg-grid-tick.is-large {
    height: 20px;
    background-color: #666;
    width: 1.5px;
}

.lg-area .lg-grid-label {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    font-size: 9px;
    color: #666;
    white-space: nowrap;
    margin-top: 2px;
}

.lg-area .lg-point {
    position: absolute;
    top: 50%;
    width: 10px;
    height: 10px;
    background-color: #fff;
    border: 2px solid #333;
    border-radius: 50%;
    transform: translate(-50%, -50%);
    z-index: 10;
}

.lg-area .lg-point.style-tick {
    width: 2px;
    height: 16px;
    border-radius: 0;
    background-color: #333;
    border: none;
}

.lg-area .lg-point-label {
    position: absolute;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 11px;
    white-space: nowrap;
    text-align: center;
    color: #666;
    pointer-events: none;
}

.lg-area .lg-whisker {
    position: absolute;
    bottom: 50%;
    height: 35px;
    border: 1.5px solid #4a90e2;
    border-bottom: none;
    border-radius: 50% 50% 0 0 / 100% 100% 0 0;
    z-index: 5;
    box-sizing: border-box;
    transition: all 0.3s ease;
}

.lg-area .lg-whisker.is-bottom {
    bottom: auto;
    top: 50%;
    border-bottom: 1.5px solid #4a90e2;
    border-top: none;
    border-radius: 0 0 50% 50% / 0 0 100% 100%;
}

.lg-area .lg-whisker::before,
.lg-area .lg-whisker::after {
    content: '';
    position: absolute;
    bottom: -2px;
    width: 4px;
    height: 4px;
    background-color: inherit;
    border-radius: 50%;
}

.lg-area .lg-whisker::before {
    left: -2.5px;
}

.lg-area .lg-whisker::after {
    right: -2.5px;
}

.lg-area .lg-whisker.is-bottom::before,
.lg-area .lg-whisker.is-bottom::after {
    bottom: auto;
    top: -2px;
}

.lg-area .lg-whisker-label {
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(4px);
    background-color: rgba(255, 255, 255, 0.9);
    padding: 0 6px;
    font-size: 12px;
    font-weight: 600;
    color: #2c5282;
    text-align: center;
    white-space: nowrap;
    border-radius: 4px;
}

.lg-area .lg-whisker.is-bottom .lg-whisker-label {
    bottom: auto;
    top: 100%;
    transform: translateX(-50%) translateY(-4px);
}

/* --- 個数表示モード (dots) --- */
.lg-dots-wrapper {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    align-items: center;
    padding: 10px 0;
    position: relative;
}

.lg-dot {
    width: 18px;
    height: 18px;
    border: 1.5px solid #ccc;
    border-radius: 50%;
    display: inline-block;
    background-color: #f9f9f9;
}

/* 破線ドットの設定 */
.lg-dot.is-dashed {
    border-style: dashed;
    opacity: 0.5;
    /* background-color: transparent;
    border-color: #ddd; */
}

.lg-dot-group {
    position: relative;
    display: flex;
    gap: 6px;
    padding: 8px;
    border-radius: 8px;
    border: 2px dashed transparent;
    transition: all 0.2s;
}

.lg-dot-group.has-whisker {
    border-color: #4a90e2;
    background-color: rgba(74, 144, 226, 0.05);
}

.lg-dot-label {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    font-size: 11px;
    font-weight: bold;
    color: #2c5282;
    white-space: nowrap;
    text-align: center;
    background: white;
    padding: 0 4px;
}

.lg-dot-label.top {
    bottom: 100%;
    margin-bottom: 2px;
}

.lg-dot-label.bottom {
    top: 100%;
    margin-top: 2px;
}


/* ===== 時計 ===== */
.clock-container {
    /* position: absolute; */
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    margin: 20px;
    /* width: 95vw;
    height: 95vw;
    max-width: 95vh;
    max-height: 95vh; */
    display: flex;
    flex-wrap: wrap;
    width: 100%;
    height: 200px;
}

.clock-container .clock {
    position: relative;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml;charset=utf8,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%22200%22%20height%3D%22200%22%3E%3Cdefs%3E%3ClinearGradient%20id%3D%22a%22%20x1%3D%221.489%25%22%20x2%3D%22100%25%22%20y1%3D%221.489%25%22%20y2%3D%22100%25%22%3E%3Cstop%20offset%3D%220%25%22%20stop-color%3D%22%23606060%22%2F%3E%3Cstop%20offset%3D%22100%25%22%20stop-color%3D%22%23A0A0A0%22%2F%3E%3C%2FlinearGradient%3E%3ClinearGradient%20id%3D%22c%22%20x1%3D%220%25%22%20x2%3D%2296.69%25%22%20y1%3D%220%25%22%20y2%3D%2296.69%25%22%3E%3Cstop%20offset%3D%220%25%22%20stop-color%3D%22%23FFF%22%2F%3E%3Cstop%20offset%3D%22100%25%22%20stop-color%3D%22%23F0F0F0%22%2F%3E%3C%2FlinearGradient%3E%3ClinearGradient%20id%3D%22b%22%20x1%3D%220%25%22%20x2%3D%22100%25%22%20y1%3D%220%25%22%20y2%3D%22100%25%22%3E%3Cstop%20offset%3D%220%25%22%20stop-color%3D%22%23E0E0E0%22%2F%3E%3Cstop%20offset%3D%22100%25%22%20stop-color%3D%22%23FFF%22%2F%3E%3C%2FlinearGradient%3E%3C%2Fdefs%3E%3Cg%20fill%3D%22none%22%20fill-rule%3D%22evenodd%22%3E%3Ccircle%20cx%3D%22100%22%20cy%3D%22100%22%20r%3D%2298%22%20stroke%3D%22url(%23a)%22%20stroke-width%3D%224%22%2F%3E%3Ccircle%20cx%3D%22100%22%20cy%3D%22100%22%20r%3D%2294%22%20fill%3D%22url(%23c)%22%20stroke%3D%22url(%23b)%22%20stroke-width%3D%224%22%2F%3E%3Ccircle%20cx%3D%22100%22%20cy%3D%22100%22%20r%3D%226%22%20fill%3D%22%23333%22%2F%3E%3Cpath%20fill%3D%22%23333%22%20fill-rule%3D%22nonzero%22%20d%3D%22M96.416%2033v-1.092h-1.54c-1.083-.112-1.624-.663-1.624-1.652V12.812h-2.408c-.71.653-1.465%201.092-2.268%201.316-.803.093-1.68.168-2.632.224v1.092h1.848c.952%200%201.428.541%201.428%201.624v13.188c-.112.448-.261.812-.448%201.092a2.178%202.178%200%200%201-1.204.56h-1.512V33h10.36Zm18.312%200%201.204-6.216h-.98c-.392.896-.793%201.587-1.204%202.072-.672.579-1.577.868-2.716.868h-7.084c.747-1.25%202.417-2.67%205.012-4.256a197.152%20197.152%200%200%201%202.94-1.848%2011.593%2011.593%200%200%200%202.408-2.072c.672-.99.999-2.007.98-3.052-.056-1.661-.672-3.08-1.848-4.256-1.419-1.157-3.127-1.736-5.124-1.736-1.792%200-3.332.504-4.62%201.512-1.288%201.027-1.932%202.156-1.932%203.388%200%201.325.728%202.053%202.184%202.184.485-.056.961-.243%201.428-.56.355-.41.532-.877.532-1.4%200-.448-.177-.896-.532-1.344-.373-.448-.56-.765-.56-.952%200-.336.252-.7.756-1.092.579-.355%201.27-.532%202.072-.532%202.333%200%203.5%201.307%203.5%203.92-.019%201.27-.383%202.576-1.092%203.92-.747%201.008-1.652%202.025-2.716%203.052-2.781%202.632-4.601%204.667-5.46%206.104V33h12.852ZM179.258%20110.308c2.427%200%204.321-.504%205.684-1.512%201.363-1.008%202.044-2.352%202.044-4.032%200-3.36-2.175-5.217-6.524-5.572%201.923-.28%203.379-.71%204.368-1.288.99-.84%201.53-2.007%201.624-3.5-.093-1.55-.747-2.744-1.96-3.584-1.288-.877-2.81-1.316-4.564-1.316-1.885%200-3.407.43-4.564%201.288-1.176.877-1.764%201.904-1.764%203.08%200%20.672.177%201.213.532%201.624.373.43.887.644%201.54.644.541%200%201.017-.187%201.428-.56.43-.392.644-.859.644-1.4%200-.523-.187-.952-.56-1.288-.28-.392-.42-.653-.42-.784%200-.504.308-.877.924-1.12.448-.187.97-.28%201.568-.28%202.184%200%203.276%201.307%203.276%203.92%200%202.688-1.195%204.032-3.584%204.032h-1.988v1.092h1.988c2.613%200%203.92%201.67%203.92%205.012%200%202.93-1.167%204.415-3.5%204.452-.952.019-1.717-.121-2.296-.42-.504-.336-.756-.7-.756-1.092%200-.28.14-.635.42-1.064.299-.43.448-.877.448-1.344%200-.523-.177-.99-.532-1.4-.448-.373-.924-.56-1.428-.56-.653%200-1.176.205-1.568.616-.41.41-.616.933-.616%201.568%200%201.624.653%202.856%201.96%203.696%201.12.728%202.539%201.092%204.256%201.092ZM99.958%20187.308c2.296%200%204.144-.69%205.544-2.072%201.307-1.288%201.96-2.884%201.96-4.788%200-2.09-.57-3.715-1.708-4.872-1.157-1.176-2.697-1.764-4.62-1.764-1.773%200-3.332.756-4.676%202.268.056-2.464.467-4.47%201.232-6.02.765-1.568%201.885-2.352%203.36-2.352.336%200%20.69.084%201.064.252.448.205.672.448.672.728a1.8%201.8%200%200%201-.112.532c-.075.15-.112.373-.112.672%200%20.504.177.924.532%201.26.355.336.793.532%201.316.588.597-.056%201.11-.243%201.54-.56.299-.41.439-.84.42-1.288-.037-.915-.504-1.68-1.4-2.296-1.064-.728-2.408-1.092-4.032-1.092-2.408%200-4.405%201.055-5.992%203.164-1.605%202.128-2.408%204.667-2.408%207.616%200%203.21.653%205.684%201.96%207.42%201.307%201.736%203.127%202.604%205.46%202.604Zm.112-1.092c-1.176%200-2.053-.69-2.632-2.072-.653-1.55-.98-3.836-.98-6.86%201.419-1.53%202.65-2.296%203.696-2.296%201.139%200%201.988.625%202.548%201.876.43.97.635%202.09.616%203.36-.037%203.995-1.12%205.992-3.248%205.992ZM19.09%20110.308c2.464-.037%204.499-1.13%206.104-3.276%201.53-2.035%202.287-4.499%202.268-7.392-.019-3.173-.681-5.656-1.988-7.448-1.307-1.792-3.108-2.688-5.404-2.688s-4.153.69-5.572%202.072c-1.307%201.288-1.96%202.884-1.96%204.788%200%202.09.57%203.715%201.708%204.872%201.157%201.176%202.697%201.764%204.62%201.764%201.643%200%203.164-.719%204.564-2.156-.093%202.576-.495%204.573-1.204%205.992-.784%201.55-1.867%202.343-3.248%202.38-.56.019-.999-.121-1.316-.42-.299-.224-.448-.41-.448-.56%200-.205.037-.383.112-.532.075-.224.112-.448.112-.672%200-.504-.14-.933-.42-1.288-.43-.448-.905-.672-1.428-.672-.71%200-1.213.224-1.512.672-.299.299-.448.728-.448%201.288%200%201.083.681%201.932%202.044%202.548a7.708%207.708%200%200%200%203.416.728Zm.756-8.484c-.952-.056-1.68-.42-2.184-1.092-.653-.859-.98-2.24-.98-4.144%200-3.92%201.092-5.88%203.276-5.88%201.139%200%202.007.69%202.604%202.072.541%201.288.83%203.575.868%206.86-1.456%201.4-2.65%202.128-3.584%202.184Z%22%2F%3E%3Cpath%20fill%3D%22%23333%22%20d%3D%22m140.77%2025.38%203.464%202-4%206.928-3.464-2zM173.464%2055.268l2%203.464-6.928%204-2-3.464zM175.464%20141.268l-2%203.464-6.928-4%202-3.464zM144.732%20173.464l-3.464%202-4-6.928%203.464-2zM58.732%20175.464l-3.464-2%204-6.928%203.464%202zM26.536%20144.764l-2-3.464%206.928-4%202%203.464zM24.536%2058.732l2-3.464%206.928%204-2%203.464zM55.268%2026.536l3.464-2%204%206.928-3.464%202z%22%2F%3E%3C%2Fg%3E%3C%2Fsvg%3E') no-repeat;
    /* background-size: 100%; */
}

.clock-container .hour,
.clock-container .minute {
    position: absolute;
    /* background: transparent; */
    transform-origin: bottom;
    background: #333333;
    border-radius: 10000px;
}

.clock-container .hour {
    width: 8px;
    height: 50px;
    top: 50px;
    left: 96px;
}

.clock-container .minute {
    width: 6px;
    height: 60px;
    top: 40px;
    left: 97px;
}


/* ===== 筆算 ===== */
/* コンテナ設定 */
.calc-area {
    /* font-family: 'Courier New', Courier, monospace; */
    /* 等幅フォントで数値の幅を揃える */
    padding: 20px;
    /* background-color: #f9f9f9; */
    border-radius: 8px;
    display: flex;
    flex-wrap: wrap;
    gap: 40px;
    /* 筆算ごとの間隔 */
    align-items: flex-start;
}

/* 筆算全体のボックス */
.calc-area .hissan-box {
    display: inline-block;
    font-size: 24px;
    color: #333;
    line-height: 1.5;
}

/* 行のレイアウト (CSS Grid) */
/* 4列構成: [演算記号] [整数部(右寄せ)] [点(中央)] [小数部(左寄せ)] */
.calc-area .hissan-row {
    display: grid;
    /* max-decimalsがある場合のみ4列、ない場合は2列に調整されるよう動的に変更 */
    grid-template-columns: 1em 1fr auto 1fr;
    align-items: baseline;
}

/* 小数点がない場合のグリッド調整クラス */
.calc-area .no-decimals {
    grid-template-columns: 1em 1fr;
}

/* 計算結果の上の線（2番目の数値の下線） */
.calc-area .border-bottom {
    border-bottom: 2px solid #333;
    margin-bottom: 4px;
    /* 線と答えの間の余白 */
    padding-bottom: 2px;
}

/* 各セルの基本スタイル */
.calc-area .cell {
    padding: 0 1px;
    white-space: pre;
    /* 空白が潰れないようにする */
}

/* 各列の配置指定 */
.calc-area .symbol {
    text-align: left;
    font-weight: bold;
    padding-left: 4px;
}

.calc-area .integer {
    text-align: right;
}

.calc-area .dot {
    text-align: center;
    width: 0.5em;
    /* 点の幅を固定 */
}

.calc-area .decimal {
    text-align: left;
}

/* * ゴースト（幽霊）スタイル 
   * 整数を小数表記にする際の「.0」などを薄くする
   */
.calc-area .ghost {
    color: #ccc;
    /* 薄いグレー */
    opacity: 0.9;
}

/*  答え   */
.calc-area .result {
    opacity: 0;
}


/* ===== ローマ字表 ===== */
.romaji-app-container {
    font-family: 'Kiwi Maru', 'Hiragino Sans', 'Meiryo', sans-serif;
    background-color: #fffaf0;
    padding: 20px;
    color: #555;
    display: flex;
    flex-direction: column;
    align-items: center;
    /* min-height: 100dvh; */
    /* 追加: 親要素の幅制御 */
    width: 100%;
    box-sizing: border-box;
}

.romaji-app-container h1 {
    color: #ff8c00;
    text-shadow: 2px 2px #fff;
    font-size: 2.2em;
    margin-bottom: 20px;
    text-align: center;
    line-height: 1.2;
}

.romaji-app-container .controls {
    margin-bottom: 20px;
    text-align: center;
    width: 100%;
}

.romaji-app-container .controls button {
    background: #fff;
    border: 2px solid #ffa500;
    padding: 8px 15px;
    border-radius: 20px;
    cursor: pointer;
    font-family: inherit;
    margin: 5px;
    transition: all 0.2s;
    box-shadow: 0 3px 0 #ffcc99;
    /* ボタンもタッチしやすいように */
    touch-action: manipulation;
}

.romaji-app-container .controls button:hover {
    background: #ffefd5;
    transform: translateY(-2px);
}

.romaji-app-container .table-container {
    overflow-x: auto;
    width: 100%;
    display: flex;
    justify-content: center;
    /* 画面が広いときは中央寄せ */
    /* 左寄せにしてスクロールしやすく */
    padding-bottom: 20px;
    /* スムーズなスクロール */
    -webkit-overflow-scrolling: touch;
}

.romaji-app-container table {
    border-collapse: separate;
    border-spacing: 8px;
    margin: 0 auto;
    /* テーブルが小さくなりすぎないようにしつつ、親に合わせる */
    max-width: 100%;
}

.romaji-app-container th {
    background-color: #ffefd5;
    color: #ff4500;
    border: 3px solid #ffa500;
    border-radius: 15px;
    padding: 10px;
    min-width: auto;
    width: 85px;
    box-shadow: 0 4px 0 #ffcc99;
    white-space: nowrap;
    /* 折り返し防止 */
}

.romaji-app-container .corner-cell {
    background-color: transparent;
    border: none;
    box-shadow: none;
    min-width: 0;
    /* 角セルは小さくてもOK */
}

.romaji-app-container .vowel-header {
    font-size: 1.5em;
}

.romaji-app-container .vowel-header span {
    display: block;
    font-size: 0.6em;
    color: #ffa500;
}

.romaji-app-container .consonant-header {
    background-color: #e0ffff;
    color: #008b8b;
    border: 3px solid #87ceeb;
    box-shadow: 0 4px 0 #add8e6;
    font-size: 1.0em;
    /* min-width: 110px; */
    white-space: nowrap;
}

.romaji-app-container .consonant-header span {
    display: block;
    font-size: 0.8em;
    font-weight: bold;
}

.romaji-app-container td {
    background-color: white;
    border: 3px solid #ffdeeb;
    border-radius: 15px;
    padding: 10px;
    text-align: center;
    box-shadow: 0 4px 0 #ffc0cb;
    min-width: auto;
    width: 95px;
}


.romaji-app-container td:has(.hole) {
    background-color: #FF3396;
    border: 3px solid #FF3396;
    box-shadow: 0 4px 0 #FF3396;
}

.romaji-app-container .kana-text {
    display: block;
    font-size: 1.4em;
    font-weight: bold;
    color: #ff69b4;
    margin-bottom: 2px;
}

.romaji-app-container td:has(.hole) .kana-text {
    color: white;
}

.romaji-app-container .hepburn-text {
    display: block;
    font-size: 1.1em;
    font-weight: bold;
    color: #4682b4;
}

.romaji-app-container .hepburn-text.hole {
    color: white;
}

.romaji-app-container .alt-spelling {
    font-size: 0.75em;
    color: #aaa;
    display: block;
}

.romaji-app-container .empty-td {
    background-color: #f9f9f9;
    border: 2px dashed #ddd;
    box-shadow: none;
}

.romaji-app-container .footer-msg {
    margin-top: 30px;
    font-size: 1.1em;
    color: #ff69b4;
    text-align: center;
}

/* --- レスポンシブ対応 (スマホ・タブレット向け) --- */
@media (max-width: 768px) {
    .romaji-app-container {
        padding: 10px;
    }

    .romaji-app-container h1 {
        font-size: 1.5em;
    }

    .romaji-app-container table {
        border-spacing: 4px;
        /* 余白を詰める */
    }

    /* ヘッダーとセルのサイズ調整 */
    .romaji-app-container th {
        padding: 6px 4px;
        /* min-width: auto; */
        /* 固定幅解除 */
        font-size: 0.9em;
        border-width: 2px;
        border-radius: 8px;
    }

    .romaji-app-container td {
        padding: 6px 2px;
        min-width: auto;
        /* 固定幅解除 */
        border-width: 2px;
        border-radius: 8px;
    }

    .romaji-app-container .consonant-header {
        /* min-width: auto; */
        font-size: 0.8em;
    }

    /* 文字サイズを画面に合わせて小さく */
    .romaji-app-container .vowel-header {
        font-size: 1.1em;
    }

    .romaji-app-container .kana-text {
        font-size: 1.1em;
    }

    .romaji-app-container .hepburn-text {
        font-size: 0.9em;
    }

    .romaji-app-container .alt-spelling {
        font-size: 0.6em;
    }

    .romaji-app-container .controls button {
        padding: 6px 10px;
        font-size: 0.85em;
        margin: 2px;
    }
}

/* ===== measurement-data-container ===== */
:root {
    --primary-color: #4f46e5;
    --bg-color: #f8fafc;
    --text-color: #1e293b;
    --border-color: #e2e8f0;
    --unit-bg: #e0e7ff;
    --unit-text: #4338ca;
}

.measurement-data-container {
    display: inline-block;
    /* 幅を内容に合わせる */
    /* min-width: 320px; */
    background: white;
    padding: 16px;
    border-radius: 12px;
    /* box-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1); */
}

.measurement-data-container .header {
    /* margin-bottom: 24px; */
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
    font-size: 1.15rem;
    font-weight: 700;
}

.measurement-data-container h2 {
    margin: 0;
    color: var(--text-color);
}

/* 単位を目立たせるスタイル */
.measurement-data-container .unit-badge {
    font-size: 0.75rem;
    background-color: var(--unit-bg);
    color: var(--unit-text);
    padding: 4px 12px;
    border-radius: 999px;
    white-space: nowrap;
}

.measurement-data-container table {
    border-collapse: collapse;
    text-align: left;
    width: auto;
    /* 内容に合わせる */
}

.measurement-data-container th {
    background-color: #f8fafc;
    color: #64748b;
    font-size: 0.85rem;
    /* text-transform: uppercase; */
    /* letter-spacing: 0.05em; */
    padding: 8px 8px;
    border-bottom: 2px solid var(--border-color);
}

.measurement-data-container td {
    padding: 8px 8px;
    border-bottom: 1px solid var(--border-color);
    white-space: nowrap;
}

.measurement-data-container tr:last-child td {
    border-bottom: none;
}

.measurement-data-container tr:hover {
    background-color: #f1f5f9;
}

/* 数値データ列のスタイル */
.measurement-data-container .col-value {
    text-align: right;
    letter-spacing: 0.2rem;
    /* font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;
    font-weight: 600;
    color: var(--primary-color); */
}

.measurement-data-container .col-name {
    font-weight: 500;
}

@media (max-width: 480px) {
    .measurement-data-container {
        padding: 16px;
        min-width: 100%;
    }
}

/* ===== puzzle-grid ===== */
.puzzle-grid {
    display: grid;
    grid-template-columns: 80px 40px 80px 40px 60px;
    grid-template-rows: 80px 40px 80px 40px 60px;
    align-items: center;
    justify-items: center;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.puzzle-grid .box {
    width: 70px;
    height: 70px;
    border: 2px solid #000;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: bold;
    background-color: #fff;
}

.puzzle-grid .operator {
    font-size: 1.5rem;
    color: #333;
}

.puzzle-grid .result {
    font-size: 1.5rem;
    font-weight: bold;
    color: #0056b3;
}

.puzzle-grid .equals {
    font-size: 1.5rem;
    color: #333;
}

.puzzle-grid .vertical-equals {
    writing-mode: vertical-rl;
    text-orientation: upright;
    letter-spacing: -5px;
    font-weight: bold;
}

/* ===== dialogue-container ===== */
/* 証言エリアのコンテナスタイル */
.dialogue-container {
    max-width: 600px;
    margin: 20px auto;
    font-family: 'Helvetica Neue', Arial, 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', Meiryo, sans-serif;
}

.dialogue-container .clue-row {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 20px;
}

.dialogue-container .avatar-wrapper {
    flex-shrink: 0;
}

/* アバターの基本スタイル (createIconHtmlで生成されるdiv用) */
.dialogue-container .avatar {
    width: 50px;
    height: 50px;
    border-radius: 8px;
    background-size: 400% 400%;
    /* 4x4のスプライト想定 */
    background-repeat: no-repeat;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    color: transparent;
    /* ラベルを表示したくない場合はtransparent、表示するなら調整 */
    border: 2px solid #fff;
    overflow: hidden;
}

/* 吹き出しのスタイル */
.dialogue-container .bubble {
    position: relative;
    background: #ffffff;
    padding: 12px 18px;
    border-radius: 12px;
    border: 1px solid #e5e7eb;
    flex-grow: 1;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
    line-height: 1.6;
    color: #333;
    font-size: 0.95rem;
    /* word-break: keep-all; */
    overflow-wrap: break-word;
}

/* 吹き出しの三角部分（左側） */
.dialogue-container .bubble::before {
    content: '';
    position: absolute;
    left: -10px;
    top: 15px;
    border-width: 5px 10px 5px 0;
    border-style: solid;
    border-color: transparent #e5e7eb transparent transparent;
}

.dialogue-container .bubble::after {
    content: '';
    position: absolute;
    left: -8.5px;
    top: 15px;
    border-width: 5px 10px 5px 0;
    border-style: solid;
    border-color: transparent #ffffff transparent transparent;
}

/* フォールバック用アバター */
.dialogue-container .avatar-fallback {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: #ccc;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
}

/* ===== 分数 ===== */
.fraction {
    display: inline-grid;
    vertical-align: middle;
    /* 文中のテキストと高さを合わせる */
    text-align: center;
    line-height: 1;
    /* 行間を詰める */
    margin: 0 0.1em;
    /* 前後の文字との隙間 */

    .num {
        display: block;
        border-bottom: 1px solid currentColor;
        /* 分数線（文字と同じ色） */
        padding: 0 2px;
        /* 線と数字の隙間 */
    }

    .den {
        display: block;
        padding: 0 2px;
    }
}

/* ===== 古紙 ===== */
.old_paper {
    font-family: "Kaisei HarunoUmi", serif;
    font-weight: 700;
    font-style: normal;
    background-image: url("../../assets/img/question/360_F_761200013_gaA64CHjJOAQv8ISkJzU2aUCHY8VtHbc.webp");
    padding: 20px 50px;
    background-size: 100% 100%;
}

.old_paper li::marker {
    font-size: 0.5em;
}

@font-face {
    font-family: "New Tegomin";
    src: url("path/to/NewTegomin-Regular.woff2") format("woff2"),
        url("path/to/NewTegomin-Regular.woff") format("woff");
}

/* ===== 九九表 ===== */
.kuku-app-container {
    /* background-color: #f0f4f8;
    min-height: 100vh; */
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    /* font-family: 'Helvetica Neue', Arial, sans-serif; */
}

.kuku-app-container .app-card {
    background-color: white;
    padding: 2rem;
    border-radius: 1.5rem;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    width: 100%;
    max-width: 28rem;
    border: 1px solid #f1f5f9;
}

.kuku-app-container .table-container {
    transition: opacity 0.3s ease;
    margin-top: 2rem;
}

.kuku-app-container table {
    border-collapse: separate;
    border-spacing: 0;
    width: 100%;
    overflow: hidden;
    border-radius: 0.75rem;
    background-color: white;
}

.kuku-app-container th,
.kuku-app-container td {
    padding: 0.75rem 1rem;
    text-align: center;
}

.kuku-app-container th {
    background-color: #1e293b;
    color: #f8fafc;
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
}

.kuku-app-container .col-formula {
    width: 40%;
    text-align: right;
    font-size: 1.25rem;
    color: #475569;
    padding-right: 1rem;
}

.kuku-app-container .col-equal {
    width: 20%;
    text-align: center;
    font-size: 1.25rem;
    color: #94a3b8;
}

.kuku-app-container .col-result {
    width: 40%;
    text-align: right;
    font-size: 1.5rem;
    color: #4f46e5;
    font-weight: bold;
    padding-right: 2.5rem;
}

.kuku-app-container tr:nth-child(even) {
    background-color: #f8fafc;
}

.kuku-app-container tr:hover {
    background-color: #f1f5f9;
}

.kuku-app-container select {
    width: 100%;
}

/* ===== メニュー表 ===== */
/* Menu Container Scoped Styles */
.menu-container {
    padding-bottom: 20px;
}
.menu-container h2{
    text-align: center;
}

.menu-container .placeholder-text {
    text-align: center;
    color: #9ca3af;
    padding: 2.5rem 0;
    border: 2px dashed #e5e7eb;
    border-radius: 0.75rem;
}

.menu-container .menu-list-wrapper {
    background-color: #fff7ed;
    border: 2px solid #fed7aa;
    border-radius: 1rem;
    padding: 0.75rem;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.05);
}

.menu-container .menu-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.menu-container .menu-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    padding: 0.75rem 0;
    border-bottom: 1px solid #ffedd5;
}

.menu-container .menu-item:last-child {
    border-bottom: 0;
}

.menu-container .menu-item-name {
    font-weight: bold;
    color: #1f2937;
    /* font-size: 0.875rem; */
    flex-shrink: 0;
    /* max-width: 100px; */
    width: 40%;
    line-height: 1.2;
    text-align: center;
}

.menu-container .emoji-display {
    font-size: 1.125rem;
    letter-spacing: 0.1em;
    background-color: white;
    border-radius: 0.5rem;
    padding: 0.4rem 0.5rem;
    text-align: center;
    border: 1px solid #ffedd5;
    /* flex-grow: 1; */
    justify-content: space-around;
    flex-wrap: wrap;
    /* white-space: nowrap; */
    /* overflow: hidden;
    text-overflow: ellipsis; */
}