.nanikiru-app {
    font-family: "Helvetica Neue", Arial, "Hiragino Kaku Gothic ProN", "Hiragino Sans", Meiryo, sans-serif;
    background-color: #f0f0f0;
    color: #333;
    margin: 0;
    padding: 20px;
    box-sizing: border-box; /* 領域サイズの計算方法 */
}

/* Reset for internal elements to prevent theme conflicts */
.nanikiru-app *, .nanikiru-app *::before, .nanikiru-app *::after {
    box-sizing: border-box;
}

.nanikiru-app p, .nanikiru-app h1, .nanikiru-app h2, .nanikiru-app h3 {
    margin-top: 0;
    line-height: 1.5;
}

.nanikiru-app .container {
    max-width: 900px;
    margin: 0 auto;
    background: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.nanikiru-app header {
    text-align: center;
    margin-bottom: 20px;
}

.nanikiru-app h1,
.nanikiru-app .nanikiru-h1 {
    margin: 0;
    font-size: 24px;
    font-weight: bold;
    line-height: 1.4;
}

.nanikiru-app h2,
.nanikiru-app .nanikiru-h2 {
    font-size: 1.25em; /* 24px -> 20px */
    font-weight: bold;
    margin: 0.83em 0;
}

/* ========================================
   Utility Classes
   ======================================== */

.nanikiru-app .select-narrow {
    width: 56px;
}

.nanikiru-app .section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nanikiru-app .btn-small {
    padding: 2px 8px;
    font-size: 12px;
}

/* ========================================
   Result Section
   ======================================== */

.nanikiru-app .result-summary {
    margin-bottom: 20px;
}

.nanikiru-app .result-actions {
    margin-top: 20px;
    text-align: right;
}

.nanikiru-app .btn-generate {
    padding: 5px 15px;
}

/* ========================================
   State IO Section
   ======================================== */

.nanikiru-app .state-io-textarea {
    width: 100%;
    box-sizing: border-box;
    font-family: monospace;
}

.nanikiru-app .state-io-actions {
    margin-top: 5px;
    text-align: right;
}

.nanikiru-app .state-io-btn {
    cursor: pointer;
    padding: 4px 12px;
}

/* ========================================
   Modal Variants
   ======================================== */

.nanikiru-app .settings-modal-container {
    max-width: 550px;
}

.nanikiru-app .modal-ok-btn {
    background-color: #007bff;
}

.nanikiru-app .image-modal-container {
    width: 95%;
    max-width: 600px;
}

.nanikiru-app .image-modal-heading {
    margin-top: 0;
}

.nanikiru-app .image-modal-content {
    text-align: center;
    margin-bottom: 10px;
    overflow-y: auto;
    max-height: 70vh;
}

.nanikiru-app .image-modal-caption {
    font-size: 0.9em;
    color: #666;
    text-align: center;
    margin: 0 0 10px 0;
}

/* ========================================
   Settings Summary Bar
   ======================================== */
.nanikiru-app .settings-summary-bar {
    background: #f8f9fa;
    border: 1px solid #dee2e6;
    padding: 8px 12px;
    border-radius: 4px;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: nowrap;
}

.nanikiru-app .settings-button-bar {
    display: flex;
    gap: 8px;
    margin-top: 4px;
    margin-bottom: 15px;
    justify-content: flex-end;
}

.nanikiru-app .settings-action-btn {
    padding: 4px 12px;
    font-size: 13px;
    cursor: pointer;
    white-space: nowrap;
}

.nanikiru-app .settings-summary-label {
    font-size: 13px;
    font-weight: bold;
    white-space: nowrap;
    flex-shrink: 0;
    color: #333;
}

.nanikiru-app .settings-summary-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    flex: 1;
    align-items: center;
    min-width: 0;
}

.nanikiru-app .settings-summary-tags .setting-tag {
    background: #e9ecef;
    padding: 2px 8px;
    border-radius: 3px;
    border: 1px solid #ced4da;
    font-size: 0.82em;
    color: #495057;
    white-space: nowrap;
}

.nanikiru-app .settings-summary-tags .setting-tag.active {
    background: #d4edda;
    border-color: #a3d9b1;
    color: #155724;
}

/* Settings Modal Body */
.nanikiru-app .settings-modal-body {
    padding: 0;
    overflow-y: auto;
    flex: 1;
    min-height: 0;
}

.nanikiru-app .settings-modal-body .settings-panel {
    margin-bottom: 0;
    box-shadow: none;
}

/* Settings Panel */
.nanikiru-app .settings-panel {
    background: #eee;
    padding: 15px;
    border-radius: 4px;
    margin-bottom: 20px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    align-items: center;
}

.nanikiru-app .setting-group {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    font-size: 0.9em; /* 少し小さめに */
}

.nanikiru-app .setting-group-label {
    font-size: 0.85em;
    font-weight: bold;
    color: #555;
    margin-top: 4px;
    margin-bottom: -6px;
    text-align: left;
    width: 100%;
}

.nanikiru-app .setting-group label {
    display: flex;
    align-items: center;
    gap: 5px;
    font-weight: bold;
    white-space: nowrap; /* テキストの折り返し禁止 */
}

/* Tile Styles */
.nanikiru-app .tile-row {
    height: 86px; /* 縦幅固定 (52px + padding上下30px + border上下 + 余裕) */
    background: #2a5a2a; /* マット色 */
    padding: 15px;
    border-radius: 4px;
    display: flex;
    flex-wrap: wrap;
    gap: 2px;
    align-items: center;
    justify-content: flex-start;
    margin-bottom: 10px;
    box-shadow: inset 0 0 10px rgba(0,0,0,0.5);
    border: 3px solid transparent; /* 境界線の初期化 */
    transition: box-shadow 0.2s, border-color 0.2s;
    overflow: hidden; /* はみ出し防止 */
}

/* ターゲット選択中のスタイル */
.nanikiru-app .tile-row.active-target, .nanikiru-app .meld-block.active-target {
    border-color: #f0ad4e;
    box-shadow: inset 0 0 20px rgba(255, 193, 7, 0.4);
}

.nanikiru-app .dora-section {
    margin-bottom: 20px;
}
.nanikiru-app .dora-section h3 {
    margin-top: 0;
    margin-bottom: 5px;
}
.nanikiru-app .hint-text {
    font-size: 0.8em;
    font-weight: normal;
    color: #666;
    margin-left: 10px;
}

/* 計算結果のコンパクト表示用 */
.nanikiru-app .compact-row {
    min-height: 50px;
    padding: 8px;
}

.nanikiru-app .tile {
    width: 38px;
    height: 52px;
    background: #fff;
    border: 1px solid #ccc;
    border-radius: 4px;
    display: flex;
    justify-content: center;
    align-items: center;
    /* font-size: 32px;  フォントサイズ */
    line-height: 1; /* 行の高さ */
    cursor: pointer;
    user-select: none;
    box-shadow: 0 2px 3px rgba(0,0,0,0.2);
    position: relative;
    background: linear-gradient(to bottom, #fff 0%, #e6e6e6 100%);
    z-index: 1; /* 重なり順 */
    padding: 0; /* 内側余白なし */
    overflow: hidden; /* はみ出しを隠す */
}

/* 牌画像 */
.nanikiru-app .tile img {
    width: 100%;
    height: 100%;
    object-fit: contain; /* アスペクト比を保持 */
    border: none;
    box-shadow: none; /* 影を消す */
    pointer-events: none; /* 画像へのイベント無効化 */
    display: block;
}

/* 空スロット */
.nanikiru-app .tile.empty-slot {
    background: rgba(255,255,255,0.2);
    border: 1px dashed #aaa;
    color: transparent;
    box-shadow: none;
}
.nanikiru-app .tile.empty-slot:hover {
    background: rgba(255,255,255,0.4);
}
/* 選択中スロット */
.nanikiru-app .tile.selected-slot {
    border: 2px solid red;
    background: #ffecec;
}

.nanikiru-app .tile:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 5px rgba(0,0,0,0.3);
    z-index: 10;
}

/* タイル色設定 */
/* CSSでcolorを指定してimgに適用する（フィルタ等を使用する場合） */
/*.nanikiru-app .tile[data-type="m"] { color: #d93a3a; }*/

/* 赤ドラ表示 */
/* .nanikiru-app .tile.aka-dora { ... } */
/* .nanikiru-app .tile.aka-dora::after { ... } */


/* Hand Section */
.nanikiru-app .hand-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 5px;
}
.nanikiru-app .hand-header h2,
.nanikiru-app .hand-header .nanikiru-h2 { margin: 0; }
.nanikiru-app .hand-controls { display: flex; gap: 10px; }

/* 北抜きドラ Section (三麻) */
.nanikiru-app .kita-section {
    margin-top: 10px;
    background: #fffbe6;
    padding: 8px 10px;
    border-radius: 4px;
    border: 1px solid #e6d9a0;
}
.nanikiru-app .kita-toolbar {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
}
.nanikiru-app .kita-toolbar select {
    padding: 3px 6px;
    font-size: 14px;
    border-radius: 4px;
    border: 1px solid #ccc;
}

/* Meld Section */
.nanikiru-app .meld-section {
    margin-top: 10px;
    background: #f8f8f8;
    padding: 10px;
    border-radius: 4px;
    border: 1px solid #ddd;
}
.nanikiru-app .meld-toolbar {
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
}
.nanikiru-app .meld-btn {
    padding: 5px 10px;
    background: #6c757d;
    color: white;
    font-size: 14px;
}
.nanikiru-app .meld-btn:hover { background: #5a6268; }

.nanikiru-app .meld-container {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    min-height: 60px;
    padding: 5px;
}

/* 副露ブロック */
.nanikiru-app .meld-block {
    display: flex;
    align-items: center;
    background: #2a5a2a;
    padding: 5px 8px;
    border-radius: 4px;
    gap: 1px;
    box-shadow: inset 0 0 5px rgba(0,0,0,0.5);
    border: 2px solid transparent;
    cursor: pointer;
}
.nanikiru-app .meld-block:hover {
    border-color: #aaa;
}
/* 暗槓スタイル */
.nanikiru-app .meld-block.ankan .tile {
    opacity: 0.7;
    background: #ccc; /* 裏向き表現 */
}

/* Palette */
.nanikiru-app .palette-group {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    margin-bottom: 10px;
    padding-bottom: 10px;
    border-bottom: 1px solid #eee;
}

/* 萬子(1m,9m) + 字牌を横並び */
.nanikiru-app .palette-row-manzu-zihai {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: flex-start;
    margin-bottom: 20px;
}
.nanikiru-app .palette-row-manzu-zihai .palette-group {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}
.nanikiru-app .palette-row-manzu-zihai .palette-group#manzu {
    padding-right: 8px;
    border-right: 1px solid #ccc;
}

/* Buttons */
.nanikiru-app button {
    padding: 8px 16px;
    font-size: 14px;
    cursor: pointer;
    background-color: #007bff;
    color: white;
    border: none;
    border-radius: 4px;
    white-space: nowrap; /* テキストの折り返し禁止 */
}
.nanikiru-app button:hover { background-color: #0056b3; }
.nanikiru-app button:disabled { background-color: #ccc; cursor: not-allowed; }

.nanikiru-app #clear-btn { background-color: #dc3545; }
.nanikiru-app #clear-btn:hover { background-color: #c82333; }
.nanikiru-app #random-btn { background-color: #28a745; }
.nanikiru-app #random-btn:hover { background-color: #218838; }

/* Result */
.nanikiru-app .result-section {
    margin-top: 20px;
    padding: 20px;
    background: #f8f9fa;
    border: 1px solid #ddd;
    border-radius: 4px;
    scroll-margin-top: 80px; /* スクロール時に上部に余白を持たせる */
}
.nanikiru-app .result-row {
    margin-bottom: 10px;
    padding: 10px;
    background: white;
    border: 1px solid #eee;
    border-radius: 4px;
    display: flex; /* Flexboxレイアウト */
    flex-direction: row; /* 横並び */
    align-items: center; /* 上下中央 */
    justify-content: flex-start;
    gap: 15px; /* 要素間隔 */
}
/* 左側：打牌 */
.nanikiru-app .result-left {
    flex-shrink: 0;
}
/* 右側：詳細 */
.nanikiru-app .result-right {
    display: flex;
    flex-direction: column;
    gap: 5px;
    flex-grow: 1;
}

/* ?????????? */
.nanikiru-app .wait-count-badge {
    position: absolute;
    bottom: 0;
    right: 0;
    font-size: 10px;
    color: blue;
    background: rgba(255,255,255,0.8);
    padding: 0 2px;
    border-radius: 2px;
}

.nanikiru-app .wait-tiles {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
    margin-top: 5px;
}
.nanikiru-app .shanten-label {
    font-weight: bold;
    font-size: 1.2em;
    color: #d93a3a;
}

/* Modal Styles */
.nanikiru-app.nanikiru-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    margin: 0; /* nanikiru-app?margin????? */
    padding: 20px; /* nanikiru-app?padding?????????????? */
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000000; /* WordPress????????????????? */
}

/* Modal Title Replacement for h3 to avoid TOC inclusion */
.nanikiru-app .nanikiru-modal-heading {
    margin-top: 0;
    margin-bottom: 1em;
    font-size: 1.17em;
    font-weight: bold;
    line-height: 1.5;
    color: #333;
}

.nanikiru-app .modal-container {
    position: relative; /* ????????? */
    background-color: white;
    padding: 20px;
    border-radius: 8px;
    width: 90%;
    max-width: 600px;
    max-height: 80vh;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    /* Flex??????????????? */
    display: flex;
    flex-direction: column;
}

.nanikiru-app .modal-close-icon {
    position: absolute;
    top: 10px;
    right: 15px;
    font-size: 28px;
    font-weight: bold;
    color: #aaa;
    cursor: pointer;
    line-height: 1;
    z-index: 10;
}
.nanikiru-app .modal-close-icon:hover {
    color: #000;
}

.nanikiru-app .modal-content {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 20px;
    /* ??????????????? */
    overflow-y: auto;
    flex: 1; 
    min-height: 0; /* Flexbox??????????? */
}

.nanikiru-app .modal-section-title {
    width: 100%;
    font-weight: bold;
    margin-top: 10px;
    border-bottom: 1px solid #eee;
    padding-bottom: 5px;
}

.nanikiru-app .meld-pattern-btn {
    display: inline-flex;
    border: 1px solid #ddd;
    border-radius: 4px;
    padding: 2px;
    cursor: pointer;
    background: #fff;
}

.nanikiru-app .meld-pattern-btn:hover {
    background-color: #f0f8ff;
    border-color: #007bff;
}

.nanikiru-app .modal-close-btn {
    display: block;
    width: 100%;
    padding: 10px;
    background-color: #6c757d;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

.nanikiru-app .modal-close-btn:hover {
    background-color: #5a6268;
}


/* Tile Back Design (Won-pai style) */
.nanikiru-app .tile.back {
    background: #1e88e5; /* Bamboo blue/green feeling or plain blue */
    /* Remove pattern and specific background colors to hide blue border issue if it comes from here or simplify */
    /* Use simpler setup if default tile bg is white, just fill relevant part */
    background-color: transparent; 
    border: 0px solid #0d47a1; /* Border removed */
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: none; /* Remove shadow to flat look or keep? Removal requested for "blue border" */
    padding: 0;
}

/* Ensure background image covers full tile */
.nanikiru-app .tile.back img {
    /* If image has border, this css can't fix it, but assuming css border */
    width: 100%;
    height: 100%;
    object-fit: fill; /* Stretch to fill */
    display: block;
}

/* Rotated Tile (Side meld) */
.nanikiru-app .tile.rotated {
    transform: rotate(-90deg);
    /* Adjust margins because rotation doesn't affect layout flow size */
    margin-left: 6px;
    margin-right: 6px;
    /* Visual vertical alignment adjustment */
    position: relative;
    top: 4px;
}

/* Hide text content explicitly for back tiles */
.nanikiru-app .tile.back::before, .nanikiru-app .tile.back::after {
    content: '';
}

/* Adjust meld block alignment for rotated tiles */
.nanikiru-app .meld-block {
    align-items: flex-end; /* Align bottom */
    /* height: 50px; ?????????????????padding???? */
    min-height: 60px; /* ??52px + padding ?????????? */
    padding-bottom: 5px;
}


/* Wangpai (Dead Wall) Layout */
.nanikiru-app .wangpai-container {
    display: flex;
    gap: 4px; /* Slightly wider */
    align-items: center;
    padding: 10px;
    background: #2a5a2a;
    border-radius: 4px;
    overflow-x: auto;
    min-height: 60px;
}

/* ?????????????????????? */
.nanikiru-app .wangpai-container .tile.back.dora-candidate {
    border: 2px dashed #ffff00; /* Yellow dashed border */
    opacity: 1 !important;
    box-shadow: 0 0 8px rgba(255, 255, 0, 0.8); /* Glow effect */
    cursor: pointer;
    background-color: #1a4f8b; /* Slightly lighter blue */
    /* Remove tile pattern to make it cleaner or keep it? Keeping it for now but overlaying border */
    position: relative;
    z-index: 5;
}

/* Fix visibility of Ankan tiles in modal/display */
/* Ensure back tiles are fully opaque and visible */
.nanikiru-app .tile.back {
    opacity: 1 !important; /* Force opacity */
}
/* Specifically for Ankan inside meld block */
.nanikiru-app .meld-block.ankan .tile {
    opacity: 1; 
    /* Should use normal tile background */
    background: linear-gradient(to bottom, #fff 0%, #e6e6e6 100%);
    background-color: #fff;
}
/* Ensure .tile.back has its own background color which overrides the white above */
.nanikiru-app .meld-block.ankan .tile.back {
    /* Reset background definitions */
    background: transparent;
}

.nanikiru-app .wangpai-stack {
    display: flex;
    flex-direction: column;
    gap: 0px;
}

/* Adjust tile margins in stacks to look like real tiles */
.nanikiru-app .wangpai-stack .tile {
    margin: 0;
    /* Bottom tile slightly darker or simplified shadow? */
    box-shadow: 1px 1px 1px rgba(0,0,0,0.5);
}

.nanikiru-app .wangpai-stack .tile:first-child {
    /* Top tile */
    z-index: 2;
    margin-bottom: -4px; /* Slight overlap to look 3D stacked */
    box-shadow: 2px 2px 3px rgba(0,0,0,0.3);
}

.nanikiru-app .wangpai-stack .tile:last-child {
    /* Bottom tile */
    z-index: 1;
}

/* Modal Button Tile Styling Adjustment */
.nanikiru-app .meld-pattern-btn {
    align-items: center;
    min-height: 46px; /* Ensure rotated tiles fit */
    padding: 5px;
}

/* Ensure rotated tiles in modal look correct */
.nanikiru-app .meld-pattern-btn .tile.rotated {
    margin-right: 4px; /* Space after rotated tile */
    transform: rotate(-90deg) translateY(-2px); /* Adjust position slightly */
}

/* ==========================================================================
   Mobile / Responsive Adjustments
   ========================================================================== */
@media (max-width: 640px) {
    .nanikiru-app {
        padding: 5px 0; /* ????????????? */
    }

    .nanikiru-app .container {
        padding: 10px 4px; /* ??????? */
        width: 100%;
        border-radius: 0;
        box-shadow: none;
    }

    .nanikiru-app h1,
    .nanikiru-app .nanikiru-h1 {
        font-size: 1.25rem;
    }

    .nanikiru-app h2,
    .nanikiru-app .nanikiru-h2 {
        font-size: 1.1rem;
        margin: 0.5em 0;
    }
    
    /* ????? */
    .nanikiru-app .settings-panel {
        padding: 10px;
    }
    
    .nanikiru-app .setting-group {
        gap: 10px 15px; /* row-gap, col-gap */
        justify-content: center;
    }

    /* ???????????????? */
    .nanikiru-app .setting-group label {
        font-size: 12px;
        white-space: nowrap;
    }

    /* ?????????? */
    .nanikiru-app select,
    .nanikiru-app input[type="number"] {
        font-size: 16px; /* iOS??????????? */
        padding: 4px;
    }

    /* ??????????: 14?????????????? */
    .nanikiru-app .tile {
        width: 21px;
        height: 30px;
        font-size: 18px; /* ?????? */
        border-width: 1px;
        box-shadow: 0 1px 2px rgba(0,0,0,0.2);
        flex-shrink: 1; /* ??????????? */
        min-width: 0;
    }
    
    /* 手牌入力欄 */
    .nanikiru-app .tile-row {
        padding: 8px 10px;
        min-height: 44px;
        gap: 1px;
        justify-content: flex-start; /* 左寄せ */
        flex-wrap: nowrap; /* 折り返しなし */
        overflow-x: auto; /* はみ出し時はスクロール */
    }
    
    /* ?????? */
    .nanikiru-app .meld-block {
        height: 40px;
        padding: 2px 4px;
    }
    
    .nanikiru-app .tile.rotated {
        margin-left: 2px;
        margin-right: 2px;
        transform: rotate(-90deg) translateY(-2px) scale(0.9); /* ????? */
        top: 2px;
    }

    /* ???? */
    .nanikiru-app .hand-controls {
        flex-wrap: wrap;
    }
    .nanikiru-app .hand-controls button {
        flex: 1;
        padding: 8px 4px;
        font-size: 12px;
    }

    /* ??????? */
    .nanikiru-app .meld-toolbar {
        flex-wrap: wrap;
        font-size: 12px;
    }
    .nanikiru-app .meld-btn {
        padding: 6px 8px;
        font-size: 11px;
        flex: 1;
        text-align: center;
    }

    /* ??????? */
    .nanikiru-app .tile-palette h3 {
        font-size: 1rem;
    }
    
    .nanikiru-app .palette-group {
        justify-content: center;
        gap: 3px;
    }
    
    /* ?????????????? */
    .nanikiru-app .palette-group .tile,
    .nanikiru-app .result-left .tile,
    .nanikiru-app .wait-tiles .tile {
        width: 32px;
        height: 44px;
        flex-shrink: 0;
    }

    /* ???? */
    .nanikiru-app .modal-container {
        width: 95%;
        padding: 10px;
    }

    /* Result Section Mobile Tweaks */
    .nanikiru-app .result-section {
        padding: 10px 5px;
    }
    .nanikiru-app .result-row {
        gap: 8px;
        padding: 8px 5px;
    }
    
    /* ????????? */
    .nanikiru-app .dora-section .nanikiru-h2 {
        display: flex;
        flex-direction: column;
        line-height: 1.2;
    }
    .nanikiru-app .dora-section .hint-text {
        margin-left: 0;
        margin-top: 4px;
        font-size: 0.75em;
        display: block; /* ????? */
    }
    .nanikiru-app .wangpai-container {
        padding: 4px; 
        min-height: auto;
        gap: 2px;
    }
    .nanikiru-app .wangpai-container .tile {
        width: 28px;
        height: 40px;
        flex-shrink: 0; /* ????????? */
    }
}


/* Result Summary View */
.nanikiru-app .summary-container {
    background-color: #fff;
    border: 1px solid #ddd;
    border-radius: 4px;
    padding: 10px;
    margin-bottom: 15px;
    font-size: 0.9em;
}

.nanikiru-app .summary-row {
    margin-bottom: 8px;
    display: flex;
    align-items: center; /* Vertical center alignment */
    flex-wrap: wrap;
    gap: 10px;
}
.nanikiru-app .summary-row:last-child {
    margin-bottom: 0;
}

.nanikiru-app .summary-label {
    font-weight: bold;
    min-width: 80px;
    color: #555;
    flex-shrink: 0;
}

.nanikiru-app .summary-content {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
    align-items: center; /* Align tiles and text vertically */
}

/* Specific alignment for tiles container within content to ensure vertical centering */
.nanikiru-app .summary-content-tiles {
    display: flex;
    align-items: center;
    flex-wrap: nowrap; /* ?????? */
    gap: 2px;
    overflow-x: hidden; /* ?????????? */
    max-width: 100%;
}

/* ?????????????????? */
.nanikiru-app .summary-content-tiles > * {
    flex-shrink: 1;
    min-width: 0;
}

/* ???????????? (???) */

.nanikiru-app .summary-tag {
    background: #e9ecef;
    padding: 2px 6px;
    border-radius: 3px;
    border: 1px solid #ced4da;
    font-size: 0.85em;
    color: #495057;
}

/* Adjust tile size in summary */
.nanikiru-app .summary-content .tile {
    width: 30px; 
    height: 42px; 
    /* override transform/margin logic which causes layout issues */
    margin: 0; 
    box-shadow: 0 1px 2px rgba(0,0,0,0.2);
    
    /* ???? */
    flex-shrink: 1;
    min-width: 0;
    
    /* ?????????????? */
    height: auto;
    aspect-ratio: 30 / 42;
    object-fit: contain; /* ???? */
}

.nanikiru-app .summary-content .meld-block {
    /* Scale melds down slightly using zoom or transform? 
       Better to just let them be naturally sized or force tile size 
    */
    padding: 2px 4px;
    min-height: auto; /* 42 + padding ??????????? */
    
    /* ???? */
    flex-shrink: 1;
    min-width: 0;
    gap: 1px;
    /* ?????????????? */
    height: auto; 
    align-items: center; /* ???? */
}

.nanikiru-app .summary-content .meld-block .tile {
    /* Inherit size from above rule */
    /* ?????????? */
    flex-shrink: 1;
    min-width: 0;
    /* ???????????? */
    height: auto;
    aspect-ratio: 30 / 42;
}

/* Mobile tweaks for summary container to win more space */
@media (max-width: 640px) {
    .nanikiru-app .summary-container {
        padding: 8px 2px;
        margin-left: -2px;
        margin-right: -2px;
        border-radius: 0;
        width: auto;
        border: none;
        border-top: 1px solid #ddd;
        border-bottom: 1px solid #ddd;
    }
    
    .nanikiru-app .summary-content-tiles {
        gap: 1px; /* ?????? */
    }
}

/* Loading */
.nanikiru-app .result-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 30px;
}
.nanikiru-app .loading-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid #f3f3f3;
    border-top: 4px solid #007bff;
    border-radius: 50%;
    animation: nanikiru-spin 1s linear infinite;
}
@keyframes nanikiru-spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}
.nanikiru-app .loading-text {
    margin-top: 15px;
    font-weight: bold;
    color: #555;
    animation: nanikiru-pulse 1.5s infinite;
}
@keyframes nanikiru-pulse {
    0% { opacity: 0.6; }
    50% { opacity: 1; }
    100% { opacity: 0.6; }
}

/* Clickable Tiles in Result */
.nanikiru-app .clickable-tile {
    cursor: pointer;
    transition: all 0.2s ease;
    border: 2px solid transparent; /* Reserve space for border */
    border-radius: 4px;
}
.nanikiru-app .clickable-tile:hover {
    transform: translateY(-5px) scale(1.1);
    border-color: #007bff;
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
    z-index: 10;
}
.nanikiru-app .clickable-tile:active {
    transform: translateY(0) scale(1.0);
}

/* Creating Image Loader Overlay */
.nanikiru-app-loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(255, 255, 255, 0.85);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 2000000;
    flex-direction: column;
}
.nanikiru-app-loading-overlay .loading-spinner {
    width: 50px;
    height: 50px;
    border: 5px solid #f3f3f3;
    border-top: 5px solid #007bff;
    border-radius: 50%;
    animation: nanikiru-spin 1s linear infinite;
}
.nanikiru-app-loading-overlay .loading-text {
    font-size: 1.2em;
    color: #333;
}

/* ========================================
   SNS Share Buttons
   ======================================== */
.nanikiru-app .share-buttons-area {
    display: flex;
    justify-content: center;
    gap: 8px;
    flex-wrap: wrap;
    margin: 12px 0 6px 0;
}

.nanikiru-app .share-btn {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 8px 14px;
    border: none;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    color: #fff;
    transition: opacity 0.2s, transform 0.1s;
    line-height: 1;
    white-space: nowrap;
}

.nanikiru-app .share-btn:hover {
    opacity: 0.85;
}

.nanikiru-app .share-btn:active {
    transform: scale(0.95);
}

.nanikiru-app .share-btn svg {
    flex-shrink: 0;
}

.nanikiru-app .share-btn-webapi {
    background-color: #007bff;
}

.nanikiru-app .share-btn-download {
    background-color: #28a745;
}

.nanikiru-app .share-btn-clipboard {
    background-color: #6c757d;
}

.nanikiru-app .share-btn-x {
    background-color: #000;
}

.nanikiru-app .share-btn-line {
    background-color: #06c755;
}

.nanikiru-app .share-hint-text {
    font-size: 0.85em;
    color: #888;
    text-align: center;
    margin: 4px 0 10px 0;
}