/* 変数定義（ライトモード用デフォルト） */
:root {
    /* ── ブランド色（サイト同一性：触れる要素には使わない） */
    --primary-color: #5c6bc0;
    --primary-hover: #3949ab;

    /* ── 操作色（役割ごとに1色・混用禁止） */
    --action: #3b5bdb;               /* 購入CTAのみ */
    --action-hover: #2f4cc8;
    --action-text: #ffffff;
    --action-sample: #0d9488;        /* サンプル試聴のみ */
    --action-sample-hover: #0f766e;
    --sweetness-color: #e11d48;      /* 糖度♥のみ */

    /* ── テキスト */
    --text-main: #1e293b;
    --text-mid: #475569;
    --text-light: #64748b;

    /* ── サーフェス */
    --bg-main: #f0f2f7;
    --bg-card: #ffffff;
    --bg-ended: #f6f7fa;             /* 販売終了カード背景 */
    --border-color: #dde3ed;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-hover: 0 8px 16px -4px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.05);
    --radius-md: 12px;
    --radius-lg: 16px;
    --transition-fast: 0.2s ease;
    --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    --font-sans: 'Inter', 'Noto Sans JP', sans-serif;

    /* ── テーマ依存（ダークモード時に上書き） */
    --bg-tag: #f1f5f9;
    --bg-tag-hover: #e2e8f0;
    --text-tag: #475569;
    --bg-route: #f1f5f9;
    --text-route: #475569;
    --border-meta: #e8edf5;
    --fab-hover-bg: #312e81;
    --page-active-bg: var(--text-main);
    --page-active-text: #ffffff;
    --page-hover-bg: #f1f5f9;
    --page-hover-border: #cbd5e1;
    --liver-hover-color: #312e81;
    --btn-primary-bg: var(--action);
    --btn-primary-hover: var(--action-hover);
    --bg-hover: #f1f5f9;
}

/* ダークモード時の変数定義 */
body.dark-mode {
    --primary-color: #818cf8;
    --action: #6384f5;
    --action-hover: #7b97f7;
    --action-sample: #14b8a6;
    --action-sample-hover: #2dd4bf;
    --sweetness-color: #fb7185;      /* dark mode: rose lighter */
    --text-main: #f1f5f9;
    --text-mid: #94a3b8;
    --text-light: #94a3b8;
    --bg-main: #0f172a;
    --bg-card: #1e293b;
    --bg-ended: #19253a;
    --border-color: #334155;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.5);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.6), 0 2px 4px -1px rgba(0, 0, 0, 0.5);
    --shadow-hover: 0 10px 15px -3px rgba(0, 0, 0, 0.7), 0 4px 6px -2px rgba(0, 0, 0, 0.6);
    --bg-tag: #334155;
    --bg-tag-hover: #475569;
    --text-tag: #94a3b8;
    --bg-route: #334155;
    --text-route: #94a3b8;
    --border-meta: #334155;
    --fab-hover-bg: #6366f1;
    --page-active-bg: var(--primary-color);
    --page-active-text: #0f172a;
    --page-hover-bg: #334155;
    --page-hover-border: #475569;
    --liver-hover-color: #a5b4fc;
    --btn-primary-bg: var(--action);
    --btn-primary-hover: var(--action-hover);
    --bg-hover: #334155;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

/* hidden属性がCSSのdisplayに上書きされないよう保証 */
[hidden] {
    display: none !important;
}

body {
    font-family: var(--font-sans);
    background-color: var(--bg-main);
    color: var(--text-main);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    letter-spacing: 0.01em;
}

/* スキップナビゲーション */
.skip-link {
    position: absolute;
    top: -100%;
    left: 16px;
    background: var(--primary-color);
    color: #ffffff;
    padding: 8px 16px;
    border-radius: 0 0 8px 8px;
    font-size: 0.9rem;
    font-weight: 700;
    text-decoration: none;
    z-index: 9999;
    transition: top 0.2s ease;
}

.skip-link:focus {
    top: 0;
    outline: 2px solid #ffffff;
    outline-offset: 2px;
}

/* レイアウト共有 */
.narrow-container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ヘッダー */
.header {
    background-color: var(--bg-card);
    padding: 40px 0 30px;
    border-bottom: 1px solid var(--border-color);
    text-align: center;
    margin-bottom: 30px;
    position: relative;
}

/* ヘッダー内ダークモードボタン */
.header-theme-btn {
    position: absolute;
    top: 16px;
    right: 20px;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1px solid var(--border-color);
    background: var(--bg-main);
    color: var(--text-light);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
}

.header-theme-btn:hover {
    background: var(--bg-tag);
    color: var(--primary-color);
    border-color: var(--primary-color);
}

.header-theme-btn .material-icons-round {
    font-size: 20px;
}

.site-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-main);
    letter-spacing: 0.05em;
    margin-bottom: 4px;
    display: inline-block;
    transition: color var(--transition-fast);
}

.site-title.clickable-filter:hover {
    color: var(--primary-color);
}

.site-subtitle {
    font-size: 0.9rem;
    color: var(--text-light);
}

/* ABOUTアコーディオン */
.about-accordion {
    margin-top: 16px;
    background: var(--bg-main);
    border: 1px dashed var(--border-color);
    border-radius: 8px;
    text-align: left;
}

.about-summary {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-light);
    padding: 10px 16px;
    cursor: pointer;
    user-select: none;
    list-style: none;
    display: flex;
    align-items: center;
    gap: 6px;
}

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

.about-chevron {
    margin-left: auto;
    font-size: 18px !important;
    transition: transform 0.2s ease;
}

details[open] .about-chevron {
    transform: rotate(180deg);
}

.about-body {
    font-size: 0.85rem;
    color: var(--text-light);
    padding: 0 16px 14px;
    line-height: 1.8;
}

.about-contact {
    margin-top: 16px;
    margin-bottom: 16px;
    font-size: 0.9em;
}

.about-link {
    color: var(--primary-color);
    text-decoration: underline;
    text-underline-offset: 2px;
    font-weight: 500;
}

.about-body strong,
.welcome-body strong {
    color: var(--text-main);
    font-weight: 700;
    background: linear-gradient(transparent 60%, rgba(92, 107, 192, 0.35) 60%);
    padding: 0 2px;
}

body.dark-mode .about-body strong,
body.dark-mode .welcome-body strong {
    background: linear-gradient(transparent 60%, rgba(129, 140, 248, 0.35) 60%);
}

/* 検索・コントロールエリア（追従ラッパー） */
.controls-wrapper {
    position: sticky;
    top: 0;
    z-index: 50;
    background: var(--bg-main);
    padding: 10px 0;
    transition: box-shadow var(--transition-fast);
}

.controls-wrapper.is-stuck {
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    border-bottom: 1px solid var(--border-color);
}

.controls-section {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: 24px;
    margin-bottom: 32px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
}

/* 検索バー行（検索ボックス + モバイルトグルボタン） */
.search-row {
    display: flex;
    gap: 8px;
    align-items: stretch;
    margin-bottom: 20px;
}

/* フィルタートグルボタン（PC/モバイル共通） */
.filter-toggle-btn {
    display: inline-flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    gap: 4px;
    flex-shrink: 0;
    width: auto;
    padding: 0 14px;
    background: var(--bg-card);
    border: 2px solid var(--primary-color);
    border-radius: var(--radius-md);
    color: var(--primary-color);
    cursor: pointer;
    font-family: inherit;
    transition: var(--transition-fast);
    position: relative;
}

.filter-toggle-btn[aria-expanded="true"] {
    background: rgba(92, 107, 192, 0.08);
    box-shadow: 0 0 0 2px rgba(92, 107, 192, 0.15);
}

.filter-toggle-btn .material-icons-round {
    font-size: 18px;
}

.filter-toggle-label {
    font-size: 0.85rem;
    font-weight: 700;
    line-height: 1;
}

.filter-toggle-chevron {
    font-size: 18px !important;
    transition: transform 0.2s ease;
    margin-left: -2px;
}

.filter-toggle-btn[aria-expanded="true"] .filter-toggle-chevron {
    transform: rotate(180deg);
}

/* アクティブフィルター表示ドット */
.filter-active-dot {
    position: absolute;
    top: 6px;
    right: 6px;
    width: 7px;
    height: 7px;
    background: #ec4899;
    border-radius: 50%;
    border: 1.5px solid var(--bg-card);
}

/* 検索ボックスラッパー（AND検索ヒント含む） */
.search-box-wrapper {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 6px;
    min-width: 0;
}

/* AND検索ヒントテキスト */
.search-hint {
    display: flex;
    align-items: baseline;
    flex-wrap: wrap;
    gap: 3px;
    font-size: 0.76rem;
    color: var(--text-light);
    padding: 0 4px;
    line-height: 1.5;
    opacity: 0.85;
    transition: opacity var(--transition-fast);
}

.search-hint .material-icons-round {
    font-size: 13px;
    flex-shrink: 0;
    color: var(--primary-color);
    opacity: 0.7;
}

.search-hint strong {
    color: var(--primary-color);
    font-weight: 700;
}

/* 検索ボックス */
.search-box {
    width: 100%;
    position: relative;
    margin-bottom: 0;
}

.search-icon {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-light);
    font-size: 1.2rem;
}

#searchInput {
    width: 100%;
    padding: 14px 44px 14px 44px;
    font-size: 1rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background-color: var(--bg-main);
    color: var(--text-main);
    transition: var(--transition-fast);
    font-family: inherit;
}

#searchInput:focus {
    outline: none;
    border-color: var(--primary-color);
    background-color: var(--bg-card);
    box-shadow: 0 0 0 3px rgba(92, 107, 192, 0.15);
}

/* フォーカス表示（キーボード操作時） */
:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

.clear-icon {
    position: absolute;
    right: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-light);
    font-size: 1.2rem;
    cursor: pointer;
    transition: color var(--transition-fast);
}

.clear-icon:hover {
    color: var(--text-main);
}

/* サジェスト（検索候補） */
.search-suggestions {
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    width: 100%;
    max-height: 250px;
    overflow-y: auto;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    z-index: 100;
    list-style: none;
    padding: 8px 0;
    margin: 0;
}

.search-suggestion-item {
    padding: 10px 16px;
    font-size: 0.9rem;
    color: var(--text-main);
    cursor: pointer;
    transition: background-color var(--transition-fast);
    display: flex;
    align-items: center;
    gap: 8px;
}

.search-suggestion-item:hover,
.search-suggestion-item.is-selected {
    background-color: var(--page-hover-bg);
}

.search-suggestion-item .material-icons-round {
    font-size: 16px;
    color: var(--text-light);
}

.search-suggestion-empty {
    cursor: default;
    color: var(--text-light);
    justify-content: center;
}

.search-suggestion-item .suggest-type {
    font-size: 0.7rem;
    color: var(--text-light);
    background: var(--bg-tag);
    padding: 2px 6px;
    border-radius: 4px;
    margin-left: auto;
}

/* 絞り込み（デフォルトは非表示、トグルで開閉） */
.filter-box {
    display: none;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-top: 10px;
    padding-top: 12px;
    border-top: 1px dashed var(--border-color);
    margin-bottom: 16px;
}

.filter-box.is-open {
    display: grid;
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.filter-group--wide {
    grid-column: span 2;
}

/* フィルター閉じるボタン（モバイルのみ表示） */
.filter-close-btn {
    display: none;
}

.filter-group label {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-light);
}

select {
    width: 100%;
    padding: 10px 12px;
    font-size: 0.95rem;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background-color: var(--bg-card);
    color: var(--text-main);
    cursor: pointer;
    font-family: inherit;
    appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 12px center;
    background-size: 16px;
}

select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(92, 107, 192, 0.15);
}

/* カスタムドロップダウン（キーワード・ライバー名用：下方向固定） */
.custom-dropdown {
    position: relative;
}

.custom-dropdown-btn {
    width: 100%;
    padding: 10px 12px;
    font-size: 0.95rem;
    font-family: inherit;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background-color: var(--bg-card);
    color: var(--text-main);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 4px;
    text-align: left;
    transition: border-color var(--transition-fast);
}

.custom-dropdown-btn:hover {
    border-color: var(--primary-color);
}

.custom-dropdown-btn:focus-visible {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(92, 107, 192, 0.15);
}

.custom-dropdown-label {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.custom-dropdown-arrow {
    font-size: 18px !important;
    color: var(--text-light);
    flex-shrink: 0;
}

.custom-dropdown-list {
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    right: 0;
    z-index: 300;
    max-height: 280px;
    overflow-y: auto;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    box-shadow: var(--shadow-md);
    list-style: none;
    margin: 0;
    padding: 4px 0;
}

.custom-dropdown-list li {
    padding: 8px 14px;
    font-size: 0.9rem;
    cursor: pointer;
    color: var(--text-main);
}

.custom-dropdown-list li:hover {
    background: var(--bg-hover);
}

.custom-dropdown-list li.is-selected {
    color: var(--primary-color);
    font-weight: 600;
}

/* 結果件数表示 */
.stats-info {
    font-size: 0.85rem;
    color: var(--text-light);
    text-align: right;
    border-top: 1px dashed var(--border-color);
    padding-top: 16px;
    margin-top: 8px;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 10px;
}

/* バックグラウンド更新インジケーター */
.bg-loading {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 0.75rem;
    color: var(--text-light);
}

.mini-spinner {
    width: 12px;
    height: 12px;
    border: 2px solid var(--border-color);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    flex-shrink: 0;
}

/* 絞り込み中バッジ */
.filter-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 0.75rem;
    font-weight: 700;
    background: rgba(92, 107, 192, 0.12);
    color: var(--primary-color);
    padding: 3px 10px;
    border-radius: 999px;
    border: 1px solid rgba(92, 107, 192, 0.3);
}

/* 絞り込みリセットボタン */
.reset-filter-btn {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 0.75rem;
    font-weight: 600;
    color: #ef4444;
    background: rgba(239, 68, 68, 0.08);
    border: 1px solid rgba(239, 68, 68, 0.3);
    border-radius: 999px;
    padding: 3px 10px;
    cursor: pointer;
    transition: var(--transition-fast);
    white-space: nowrap;
    flex-shrink: 0;
}

.reset-filter-btn:hover {
    background: rgba(239, 68, 68, 0.15);
    border-color: rgba(239, 68, 68, 0.5);
}

.reset-filter-btn .material-icons-round {
    font-size: 14px;
}

body.dark-mode .reset-filter-btn {
    color: #fca5a5;
    background: rgba(239, 68, 68, 0.12);
    border-color: rgba(239, 68, 68, 0.35);
}

body.dark-mode .reset-filter-btn:hover {
    background: rgba(239, 68, 68, 0.22);
}

/* ページ情報（X / Yページ） */
.page-info {
    font-size: 0.8rem;
    color: var(--text-light);
}

/* URLシェアボタン */
.share-url-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: 6px;
    border: 1px solid var(--border-color);
    background: transparent;
    color: var(--text-light);
    cursor: pointer;
    transition: var(--transition-fast);
    padding: 0;
    flex-shrink: 0;
}

.share-url-btn:hover {
    color: var(--primary-color);
    border-color: var(--primary-color);
    background: rgba(92, 107, 192, 0.08);
}

.share-url-btn .material-icons-round {
    font-size: 16px;
}

/* オフラインフォールバック通知 */
.fallback-notice {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 0.75rem;
    color: #f59e0b;
}

.fallback-notice .material-icons-round {
    font-size: 14px;
}

/* 糖度：複数選択トグルボタングループ */
.sweetness-btn-group {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
}

.sweetness-btn {
    background: var(--bg-tag);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-tag);
    cursor: pointer;
    font-size: 0.78rem;
    font-family: inherit;
    line-height: 1;
    letter-spacing: 1px;
    padding: 5px 8px;
    flex-shrink: 0;
    transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
}

.sweetness-btn:hover {
    border-color: #ec4899;
    color: #ec4899;
    background: rgba(236, 72, 153, 0.06);
}

.sweetness-btn[aria-pressed="true"] {
    background: rgba(236, 72, 153, 0.12);
    border-color: #ec4899;
    color: #ec4899;
    font-weight: 700;
}

body.dark-mode .sweetness-btn:hover {
    border-color: #f472b6;
    color: #f472b6;
    background: rgba(244, 114, 182, 0.1);
}

body.dark-mode .sweetness-btn[aria-pressed="true"] {
    background: rgba(244, 114, 182, 0.15);
    border-color: #f472b6;
    color: #f472b6;
}

/* 絞り込み適用中のセレクトボックス */
select.filter-active {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(92, 107, 192, 0.2);
}

/* タグ/ライバー名クリック後のフィードバックアニメーション */
@keyframes filterFlash {
    0% {
        box-shadow: 0 0 0 4px rgba(92, 107, 192, 0.5);
        border-color: var(--primary-color);
    }

    100% {
        box-shadow: 0 0 0 2px rgba(92, 107, 192, 0.2);
        border-color: var(--primary-color);
    }
}

.filter-flash {
    animation: filterFlash 0.7s ease-out forwards;
}

/* カードグリッド */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 24px;
    margin-bottom: 30px;
}

/* 個別のカードとアニメーション */
.voice-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: 24px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    transition: transform var(--transition-smooth), box-shadow var(--transition-smooth), border-color var(--transition-fast), opacity var(--transition-smooth);
    display: flex;
    flex-direction: column;
    animation: fadeUp 0.5s ease-out forwards;
    will-change: opacity, transform;
}

.voice-card.has-color-bar {
    border-left-width: 4px;
    border-left-style: solid;
    /* border-left-color is set inline per card */
}

@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(16px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.voice-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
    border-color: #cbd5e1;
}

.voice-card.has-color-bar:hover {
    border-left-color: var(--_liver-color);
}

body.dark-mode .voice-card:hover {
    border-color: #475569;
}

body.dark-mode .voice-card.has-color-bar:hover {
    border-left-color: var(--_liver-color);
}

/* アニメーション無効化（prefers-reduced-motion） */
@media (prefers-reduced-motion: reduce) {
    .voice-card {
        transition: none;
        opacity: 1;
        transform: none;
    }

    .voice-card.is-visible {
        opacity: 1;
        transform: none;
    }

    .voice-card:hover {
        transform: none;
    }

    * {
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
    }
}

/* カード内要素 */
.card-header {
    margin-bottom: 16px;
}

/* ライバー名 + 販売区分ラベルの横並び行 */
.card-header-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 4px;
}

/* 販売区分ラベル（ライバー名行の右寄せ） */
.card-category-label {
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--text-light);
    background: var(--bg-tag);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 1px 7px;
    white-space: nowrap;
    flex-shrink: 0;
    line-height: 1.6;
}

.liver-name {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0;
    display: flex;
    align-items: center;
    gap: 4px;
    flex-wrap: wrap;
    transition: color var(--transition-fast);
}

h2.voice-title {
    font-size: 1.2rem;
    font-weight: 700;
    line-height: 1.4;
    color: var(--text-main);
    display: block;
    transition: color var(--transition-fast);
}

/* 検索ハイライト */
mark.highlight {
    background-color: rgba(250, 204, 21, 0.4);
    color: inherit;
    border-radius: 2px;
    padding: 0 2px;
}

body.dark-mode mark.highlight {
    background-color: rgba(250, 204, 21, 0.3);
    color: #f1f5f9;
}

/* クリッカブルなフィルタ要素 */
.clickable-filter {
    cursor: pointer;
}

.hover-underline {
    position: relative;
    display: inline-block;
}

.hover-underline::after {
    content: '';
    position: absolute;
    width: 100%;
    transform: scaleX(0);
    height: 1.5px;
    bottom: 0;
    left: 0;
    background-color: currentColor;
    transform-origin: bottom right;
    transition: transform 0.25s ease-out;
}

.clickable-filter:hover .hover-underline::after {
    transform: scaleX(1);
    transform-origin: bottom left;
}

.liver-name-hidden {
    display: none;
}

.liver-more-btn {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--primary-color);
    background: var(--bg-tag);
    border: 1px solid var(--primary-color);
    border-radius: 10px;
    padding: 1px 8px;
    cursor: pointer;
    white-space: nowrap;
    transition: background-color var(--transition-fast), color var(--transition-fast);
}

.liver-more-btn:hover {
    background: var(--primary-color);
    color: #fff;
}

.liver-name-item {
    transition: color var(--transition-fast), background-color var(--transition-fast);
    border-radius: 4px;
    padding: 1px 3px;
    text-decoration: underline;
    text-decoration-style: dotted;
    text-decoration-color: var(--primary-color);
    text-underline-offset: 3px;
}

.liver-name-item:hover {
    color: var(--liver-hover-color);
    background-color: rgba(92, 107, 192, 0.08);
    text-decoration-color: var(--liver-hover-color);
}

.liver-name-item:active {
    background-color: rgba(92, 107, 192, 0.15);
    color: var(--liver-hover-color);
}

body.dark-mode .liver-name-item:hover {
    background-color: rgba(129, 140, 248, 0.12);
}

body.dark-mode .liver-name-item:active {
    background-color: rgba(129, 140, 248, 0.18);
}

.clickable-filter.voice-title {
    transition: color var(--transition-fast);
    /* スマホでも「押せる」とわかるよう下線を常時表示 */
    text-decoration: underline;
    text-decoration-style: solid;
    text-decoration-color: rgba(92, 107, 192, 0.4);
    text-underline-offset: 3px;
}

.clickable-filter.voice-title:hover {
    color: var(--primary-color);
    text-decoration-color: var(--primary-color);
}

.clickable-filter.voice-title:active {
    color: var(--primary-color);
    opacity: 0.75;
}

.voice-route {
    display: inline-block;
    font-size: 0.75rem;
    background: var(--bg-route);
    color: var(--text-route);
    padding: 2px 8px;
    border-radius: 4px;
}

.voice-route-container {
    margin-top: 8px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    flex-wrap: wrap;
}

.card-meta {
    margin-bottom: 16px;
    display: flex;
    flex-direction: column;
}

.meta-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 6px 0;
    border-bottom: 1px dashed var(--border-color);
}

.meta-label {
    font-size: 0.72rem;
    font-weight: 500;
    color: var(--text-light);
    white-space: nowrap;
}

.meta-value {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-main);
}

.sweetness-stars {
    color: var(--sweetness-color);
    letter-spacing: 2px;
}

.sweetness-stars.clickable-filter {
    border-radius: 4px;
    padding: 1px 4px;
    transition: background-color var(--transition-fast);
}

.sweetness-stars.clickable-filter:hover {
    background-color: rgba(225, 29, 72, 0.08);
    outline: 1px solid rgba(225, 29, 72, 0.3);
    text-decoration: underline;
    text-underline-offset: 3px;
    text-decoration-color: var(--sweetness-color);
}

.sweetness-stars.clickable-filter:active {
    background-color: rgba(225, 29, 72, 0.15);
}

body.dark-mode .sweetness-stars.clickable-filter:hover {
    background-color: rgba(251, 113, 133, 0.12);
    outline-color: rgba(251, 113, 133, 0.4);
}

/* タグ（キーワード） */
.card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 16px;
    margin-bottom: 16px;
}

.tag {
    font-size: 0.7rem;
    background-color: var(--bg-tag);
    color: var(--text-tag);
    padding: 4px 10px;
    border-radius: 12px;
    text-decoration: none;
    transition: background-color var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
    cursor: pointer;
    /* スマホでも「押せる」とわかるよう常時ボーダーを表示 */
    border: 1px solid var(--border-color);
    display: inline-flex;
    align-items: center;
}

.tag:hover {
    background-color: rgba(92, 107, 192, 0.1);
    color: var(--primary-color);
    border-color: rgba(92, 107, 192, 0.35);
    transform: translateY(-1px);
    box-shadow: 0 2px 6px rgba(92, 107, 192, 0.15);
}

/* タップ時のフィードバック（スマホ向け） */
.tag:active {
    transform: scale(0.95);
    background-color: rgba(92, 107, 192, 0.15);
    color: var(--primary-color);
    border-color: rgba(92, 107, 192, 0.4);
}

body.dark-mode .tag:hover {
    background-color: rgba(129, 140, 248, 0.15);
    color: #a5b4fc;
    border-color: rgba(129, 140, 248, 0.4);
    box-shadow: 0 2px 6px rgba(129, 140, 248, 0.15);
}

body.dark-mode .tag:active {
    background-color: rgba(129, 140, 248, 0.2);
    color: #a5b4fc;
    border-color: rgba(129, 140, 248, 0.5);
}

/* リンクボタン */
.card-actions {
    display: flex;
    gap: 10px;
    margin-top: auto;
    flex-wrap: wrap;
}

.action-btn {
    flex: 1 1 auto;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    padding: 8px 10px;
    font-size: 0.8rem;
    font-weight: 700;
    border-radius: 8px;
    text-decoration: none;
    transition: var(--transition-fast);
    white-space: nowrap;
}

.btn-primary {
    background-color: var(--btn-primary-bg);
    color: var(--action-text);
    flex: 1 1 auto;
}

.btn-primary:hover {
    background-color: var(--btn-primary-hover);
}

body.dark-mode .btn-primary:hover {
    color: #fff;
}

.btn-secondary {
    background-color: transparent;
    color: var(--text-mid);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    color: var(--text-main);
    background-color: var(--bg-tag);
    border-color: var(--page-hover-border);
}

.btn-disabled {
    background-color: var(--bg-tag);
    color: var(--text-light);
    border: 1.5px solid var(--border-color);
    cursor: default;
    opacity: 0.7;
    pointer-events: none;
}

/* 再読み込みボタン（エラー時） */
.reload-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: 16px;
    padding: 10px 20px;
    background: var(--bg-card);
    color: var(--primary-color);
    border: 1px solid var(--primary-color);
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition-fast);
    font-family: inherit;
}

.reload-btn:hover {
    background: rgba(92, 107, 192, 0.08);
}

.reload-btn .material-icons-round {
    font-size: 18px;
}

/* サンプルボイスボタン（teal：糖度ハートと混用しない） */
.btn-sample {
    background-color: transparent;
    color: var(--action-sample);
    border: 1.5px solid var(--action-sample);
}

.btn-sample:hover {
    background-color: rgba(13, 148, 136, 0.06);
}

body.dark-mode .btn-sample {
    color: var(--action-sample);
    border-color: var(--action-sample);
}

body.dark-mode .btn-sample:hover {
    background-color: rgba(20, 184, 166, 0.1);
}


/* 「のみ購入」バッジ（ルート分岐の一部のみ購入） */
.route-only-badge {
    font-size: 0.65rem;
    font-weight: 700;
    background: rgba(92, 107, 192, 0.1);
    color: var(--primary-color);
    padding: 1px 6px;
    border-radius: 4px;
    border: 1px solid rgba(92, 107, 192, 0.3);
    white-space: nowrap;
    flex-shrink: 0;
    pointer-events: none;
}

/* about内の注意書き */
.about-note {
    display: inline-block;
    margin-top: 6px;
    font-size: 0.8rem;
    color: #f59e0b;
}

body.dark-mode .about-note {
    color: #fbbf24;
}

/* カード凡例（aboutアコーディオン内） */
.card-guide {
    margin-top: 12px;
    padding-top: 10px;
    border-top: 1px dashed var(--border-color);
}

.card-guide-title {
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--text-light);
    margin-bottom: 8px;
}

.card-guide-list {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
}

.card-guide-item {
    display: flex;
    align-items: baseline;
    gap: 4px;
    font-size: 0.78rem;
    background: var(--bg-card);
    padding: 3px 8px;
    border-radius: 4px;
    border: 1px solid var(--border-color);
}

.card-guide-item dt {
    font-weight: 700;
    color: var(--text-main);
    white-space: nowrap;
}

.card-guide-item dt::after {
    content: '：';
}

.card-guide-item dd {
    color: var(--text-light);
}

/* アイコンサイズ（インラインスタイル除去） */
.action-btn .material-icons-round,
.page-btn .material-icons-round {
    font-size: 18px;
}

.liver-name .material-icons-round,
.about-summary .material-icons-round {
    font-size: 16px;
}

/* エラー・空状態メッセージ */
.state-message {
    grid-column: 1 / -1;
    text-align: center;
    padding: 40px 20px;
}

.state-error {
    color: #ef4444;
}

body.dark-mode .state-error {
    color: #f87171;
}

.state-empty {
    color: var(--text-light);
}

.state-message-detail {
    font-size: 0.85rem;
    margin-top: 10px;
    opacity: 0.8;
}

.state-message-hint {
    font-size: 0.82rem;
    margin-top: 8px;
    color: var(--text-light);
}

/* 初回読み込み用ローディングスピナー */
.loading-spinner {
    grid-column: 1 / -1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 60px 20px;
    color: var(--text-light);
    text-align: center;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--border-color);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 16px;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* ===== 初回訪問ポップアップ ===== */
.welcome-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.55);
    z-index: 500;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    backdrop-filter: blur(3px);
    -webkit-backdrop-filter: blur(3px);
}

.welcome-modal {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    max-width: 520px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-hover);
    border: 1px solid var(--border-color);
    animation: welcomeSlideUp 0.35s cubic-bezier(0.16, 1, 0.3, 1) both;
}

@keyframes welcomeSlideUp {
    from {
        opacity: 0;
        transform: translateY(24px) scale(0.98);
    }

    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@media (prefers-reduced-motion: reduce) {
    .welcome-modal {
        animation: none;
    }
}

.welcome-header {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 24px 24px 0;
}

.welcome-icon {
    font-size: 22px !important;
    color: #ec4899;
    flex-shrink: 0;
}

.welcome-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text-main);
    line-height: 1.3;
}

.welcome-body {
    padding: 16px 24px;
    font-size: 0.85rem;
    color: var(--text-light);
    line-height: 1.85;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.welcome-note {
    font-size: 0.8rem;
    color: #f59e0b;
    padding: 8px 10px;
    background: rgba(245, 158, 11, 0.08);
    border-radius: 6px;
    border-left: 3px solid #f59e0b;
}

body.dark-mode .welcome-note {
    color: #fbbf24;
    background: rgba(251, 191, 36, 0.08);
    border-left-color: #fbbf24;
}

.welcome-guide {
    margin-top: 4px;
    padding-top: 12px;
    border-top: 1px dashed var(--border-color);
}

.welcome-guide-title {
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--text-light);
    margin-bottom: 8px;
}

.welcome-footer {
    padding: 4px 24px 24px;
}

.welcome-close-btn {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 13px;
    background: var(--primary-color);
    color: #fff;
    border: none;
    border-radius: 10px;
    font-size: 0.95rem;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition-fast);
    font-family: inherit;
}

.welcome-close-btn:hover {
    background: var(--primary-hover);
}

body.dark-mode .welcome-close-btn:hover {
    background: #a5b4fc;
    color: #0f172a;
}

.welcome-close-btn .material-icons-round {
    font-size: 18px;
}

@media (max-width: 768px) {
    .welcome-modal {
        max-height: 85vh;
    }

    .welcome-header {
        padding: 20px 18px 0;
    }

    .welcome-body {
        padding: 14px 18px;
        font-size: 0.82rem;
    }

    .welcome-footer {
        padding: 4px 18px 20px;
    }
}

/* フッター */
.footer {
    text-align: center;
    padding: 30px 20px;
    color: var(--text-light);
    font-size: 0.85rem;
    border-top: 1px solid var(--border-color);
}

.footer a {
    color: var(--primary-color);
    text-decoration: none;
}

/* ページネーション */
.pagination-container {
    display: flex;
    justify-content: center;
    gap: 6px;
    margin-bottom: 60px;
    flex-wrap: wrap;
}

.page-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    height: 36px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    background: var(--bg-card);
    color: var(--text-main);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-fast);
    padding: 0 10px;
    font-size: 0.9rem;
}

.page-btn:hover:not(:disabled) {
    background: var(--page-hover-bg);
    border-color: var(--page-hover-border);
}

.page-btn.active {
    background: var(--page-active-bg);
    color: var(--page-active-text);
    border-color: var(--page-active-bg);
}

.page-btn:disabled {
    background: var(--bg-main);
    color: var(--border-color);
    cursor: not-allowed;
    border-color: var(--border-color);
}

.page-ellipsis {
    padding: 0 5px;
    line-height: 36px;
    color: var(--text-light);
}

/* Floating Action Buttons */
.fab-container {
    position: fixed;
    bottom: 30px;
    right: 30px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    z-index: 100;
}

.fab-btn {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    background-color: var(--primary-color);
    color: white;
    border: none;
    box-shadow: var(--shadow-md);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
}

.fab-btn:hover {
    background-color: var(--fab-hover-bg);
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

.fab-btn .material-icons-round {
    font-size: 26px;
}

/* レスポンシブ対応 */
@media (max-width: 768px) {

    /* ヘッダー */
    .header {
        padding: 20px 0 12px;
        margin-bottom: 16px;
    }

    .site-title {
        font-size: 1.5rem;
    }

    .about-accordion {
        margin-top: 12px;
    }

    .about-summary {
        font-size: 0.8rem;
        padding: 8px 12px;
    }

    .about-body {
        font-size: 0.8rem;
        padding: 0 12px 12px;
    }

    .header-theme-btn {
        top: 12px;
        right: 16px;
        width: 36px;
        height: 36px;
    }

    /* コントロール */
    .controls-section {
        padding: 12px;
        margin-bottom: 16px;
    }

    /* 検索行：検索ボックス＋フィルタートグルを横並び */
    .search-row {
        align-items: flex-start;
        margin-bottom: 0;
    }

    .search-hint {
        font-size: 0.7rem;
        gap: 3px;
    }

    #searchInput {
        padding: 10px 36px 10px 36px;
        font-size: 0.9rem;
    }

    /* モバイル：フィルタートグルボタンのフォントサイズ調整 */
    .filter-toggle-label {
        font-size: 0.8rem;
    }

    /* フィルターボックス：モバイルでは2列 */
    .filter-box {
        grid-template-columns: 1fr 1fr;
        gap: 8px;
        padding-top: 10px;
    }

    .filter-group {
        min-width: 0;
        gap: 3px;
    }

    /* 糖度フィルター：2列グリッドで全幅（span 2） */
    .filter-group--wide {
        grid-column: span 2;
    }

    /* フィルター閉じるボタン：モバイルで全幅表示 */
    .filter-close-btn {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 4px;
        grid-column: span 2;
        width: 100%;
        padding: 10px;
        margin-top: 4px;
        background: none;
        border: 1px solid var(--border-color);
        border-radius: 8px;
        color: var(--text-light);
        font-size: 0.85rem;
        font-family: inherit;
        cursor: pointer;
    }

    .filter-close-btn:active {
        background: var(--bg-hover);
    }

    .filter-group label {
        font-size: 0.75rem;
    }

    select {
        padding: 7px 28px 7px 8px;
        font-size: 16px;
        /* iOS自動ズーム防止（16px未満でズームが発生する） */
        background-position: right 8px center;
        background-size: 14px;
    }

    input,
    .custom-dropdown-btn {
        font-size: 16px;
        /* iOS自動ズーム防止 */
    }

    .stats-info {
        padding-top: 10px;
        font-size: 0.8rem;
    }

    /* カード */
    .cards-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .voice-card {
        padding: 12px 14px;
    }

    .card-header {
        margin-bottom: 8px;
    }

    h2.voice-title {
        font-size: 1rem;
    }

    .voice-route-container {
        margin-top: 4px;
    }

    .card-meta {
        font-size: 0.8rem;
        margin-bottom: 8px;
        flex-direction: row;
        flex-wrap: wrap;
        gap: 0;
    }

    .meta-row {
        flex: 1 1 auto;
        padding: 4px 0;
        border-bottom: none;
        border-right: 1px dashed var(--border-color);
        justify-content: center;
        flex-direction: column;
        align-items: center;
        gap: 1px;
    }

    .meta-row:last-child {
        border-right: none;
    }

    .meta-label {
        font-size: 0.65rem;
    }

    .meta-value {
        font-size: 0.8rem;
    }

    .card-tags {
        margin-top: 8px;
        margin-bottom: 8px;
        gap: 4px;
    }

    .tag {
        font-size: 0.65rem;
        padding: 2px 8px;
    }

    .card-actions {
        flex-direction: row;
        gap: 6px;
        flex-wrap: nowrap;
    }

    .action-btn {
        flex: 1 1 0;
        padding: 8px 4px;
        font-size: 0.7rem;
        gap: 2px;
        min-width: 0;
    }

    /* アイコンのみ表示用のテキスト非表示 */
    .action-btn .btn-label {
        display: none;
    }

    .action-btn .material-icons-round {
        font-size: 18px;
    }

    .related-voices-btn {
        margin-top: 8px;
    }


    /* ページネーション */
    .pagination-container {
        gap: 4px;
    }

    .page-btn {
        min-width: 32px;
        height: 32px;
        padding: 0 8px;
        font-size: 0.85rem;
    }

    /* FAB */
    .fab-container {
        bottom: 20px;
        right: 20px;
        gap: 10px;
    }

    .fab-btn {
        width: 44px;
        height: 44px;
    }

    .fab-btn .material-icons-round {
        font-size: 22px;
    }
}

/* スケルトンローディングのアニメーションとスタイル */
@keyframes skeleton-pulse {
    0% {
        opacity: 0.6;
    }

    50% {
        opacity: 1;
    }

    100% {
        opacity: 0.6;
    }
}

.skeleton-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: 24px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    gap: 16px;
    pointer-events: none;
    animation: skeleton-pulse 1.5s ease-in-out infinite;
}

.skeleton-header-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.skeleton-text {
    background-color: var(--border-color);
    border-radius: 4px;
    height: 16px;
}

.skeleton-title {
    width: 60%;
    height: 24px;
    margin-bottom: 8px;
}

.skeleton-liver {
    width: 40%;
    height: 20px;
}

.skeleton-badge {
    width: 64px;
    height: 20px;
    border-radius: 4px;
}

.skeleton-meta-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 4px 0;
}

.skeleton-meta-label {
    width: 20%;
}

.skeleton-meta-value {
    width: 30%;
}

.skeleton-tags {
    display: flex;
    gap: 8px;
    margin-top: 8px;
}

.skeleton-tag {
    width: 48px;
    height: 24px;
    border-radius: 999px;
}

.skeleton-actions {
    display: flex;
    gap: 12px;
    margin-top: auto;
    padding-top: 16px;
}

.skeleton-btn {
    flex: 1;
    height: 44px;
    border-radius: 8px;
}

/* ダークモード時のスケルトンの色調調整 */
body.dark-mode .skeleton-text {
    background-color: var(--border-color);
}

/* ===== おすすめボイス診断 ===== */
.quiz-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.55);
    z-index: 500;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    backdrop-filter: blur(3px);
    -webkit-backdrop-filter: blur(3px);
}

.quiz-modal {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    max-width: 540px;
    width: 100%;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    box-shadow: var(--shadow-hover);
    border: 1px solid var(--border-color);
    animation: welcomeSlideUp 0.35s cubic-bezier(0.16, 1, 0.3, 1) both;
}

@media (prefers-reduced-motion: reduce) {
    .quiz-modal { animation: none; }
}

/* ヘッダー */
.quiz-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
}

.quiz-title {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-main);
}

.quiz-title .material-icons-round {
    color: #ec4899;
    font-size: 20px !important;
}

.quiz-close-btn {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-light);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 6px;
    border-radius: 50%;
    transition: var(--transition-fast);
}

.quiz-close-btn:hover {
    background: var(--bg-tag);
    color: var(--text-main);
}

.quiz-close-btn .material-icons-round {
    font-size: 20px !important;
}

/* プログレスバー */
.quiz-progress {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 20px;
    background: var(--bg-tag);
    flex-shrink: 0;
}

.quiz-progress-bar {
    flex: 1;
    height: 5px;
    background: var(--border-color);
    border-radius: 999px;
    overflow: hidden;
}

.quiz-progress-fill {
    height: 100%;
    background: #ec4899;
    border-radius: 999px;
    transition: width 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.quiz-progress-text {
    font-size: 0.72rem;
    color: var(--text-light);
    white-space: nowrap;
    font-variant-numeric: tabular-nums;
    min-width: 32px;
    text-align: right;
}

/* スクロール可能ボディ */
.quiz-modal-body {
    overflow-y: auto;
    flex: 1;
    padding: 28px 24px 24px;
}

/* 質問エリア */
.quiz-q {
    text-align: center;
    margin-bottom: 28px;
}

.quiz-q-emoji {
    font-size: 3rem;
    margin-bottom: 14px;
    line-height: 1;
    display: block;
}

.quiz-q-text {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-main);
    line-height: 1.65;
    margin-bottom: 10px;
}

.quiz-q-count {
    font-size: 0.72rem;
    color: var(--text-light);
}

/* はい / いいえ ボタン */
.quiz-btns {
    display: flex;
    gap: 12px;
}

.quiz-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 7px;
    padding: 14px 16px;
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 700;
    font-family: inherit;
    cursor: pointer;
    transition: var(--transition-fast);
}

.quiz-btn .material-icons-round {
    font-size: 19px !important;
}

.quiz-btn--yes {
    background: #ec4899;
    color: #fff;
}

.quiz-btn--yes:hover {
    background: #db2777;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(236, 72, 153, 0.35);
}

.quiz-btn--no {
    background: var(--bg-card);
    color: var(--text-main);
    border-color: var(--border-color);
}

.quiz-btn--no:hover {
    background: var(--bg-tag);
    border-color: var(--primary-color);
    transform: translateY(-2px);
}

/* 結果 */
.quiz-result-count {
    font-size: 0.92rem;
    font-weight: 700;
    color: #ec4899;
    text-align: center;
    margin-bottom: 16px;
}

.quiz-result-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 20px;
}

/* ミニ結果カード */
.qr-card {
    background: var(--bg-tag);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 14px 16px;
}

.qr-card-liver {
    font-size: 0.75rem;
    color: var(--text-light);
    margin-bottom: 3px;
}

.qr-card-title {
    font-size: 0.92rem;
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: 8px;
    line-height: 1.4;
}

.qr-card-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
}

.qr-card-relation {
    font-size: 0.72rem;
    color: var(--text-tag);
    background: var(--bg-card);
    padding: 2px 8px;
    border-radius: 999px;
    border: 1px solid var(--border-color);
}

.qr-card-sweet {
    font-size: 0.75rem;
    color: #ec4899;
    letter-spacing: 1px;
}

.qr-card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    margin-bottom: 10px;
}

.qr-tag {
    font-size: 0.7rem;
    color: var(--text-tag);
    background: var(--bg-card);
    padding: 2px 8px;
    border-radius: 999px;
    border: 1px solid var(--border-color);
}

.qr-card-action {
    display: flex;
}

.qr-btn {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 7px 14px;
    border-radius: 8px;
    font-size: 0.8rem;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    text-decoration: none;
    transition: var(--transition-fast);
    border: none;
}

.qr-btn .material-icons-round {
    font-size: 14px !important;
}

.qr-btn--primary {
    background: var(--primary-color);
    color: #fff;
}

.qr-btn--primary:hover {
    background: var(--primary-hover);
}

.qr-btn--sample {
    background: var(--action-sample);
    color: #fff;
}

.qr-btn--sample:hover {
    background: var(--action-sample-hover);
}

.qr-btn--disabled {
    background: var(--border-color);
    color: var(--text-light);
    cursor: default;
}

/* フッターボタン */
.quiz-footer-btns {
    display: flex;
    gap: 10px;
}

.quiz-retry-btn,
.quiz-close-modal-btn {
    flex: 1;
    padding: 11px 16px;
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: var(--transition-fast);
    border: 1px solid var(--border-color);
}

.quiz-retry-btn {
    background: var(--bg-card);
    color: var(--text-main);
}

.quiz-retry-btn:hover {
    background: var(--bg-tag);
}

.quiz-close-modal-btn {
    background: var(--primary-color);
    color: #fff;
    border-color: transparent;
}

.quiz-close-modal-btn:hover {
    background: var(--primary-hover);
}

body.dark-mode .quiz-close-modal-btn:hover {
    background: #a5b4fc;
    color: #0f172a;
}

.quiz-info {
    font-size: 0.88rem;
    color: var(--text-light);
    text-align: center;
    line-height: 1.75;
    margin-bottom: 20px;
}

/* 診断FABボタン */
#fabQuiz {
    background-color: #ec4899;
}

#fabQuiz:hover {
    background-color: #db2777;
}

@media (max-width: 768px) {
    .quiz-modal {
        max-height: 85vh;
    }

    .quiz-modal-body {
        padding: 22px 18px 20px;
    }

    .quiz-q-emoji {
        font-size: 2.5rem;
    }

    .quiz-q-text {
        font-size: 0.95rem;
    }

    .quiz-btns {
        flex-direction: column;
    }

    .quiz-footer-btns {
        flex-direction: column;
    }
}

/* ===== 気になるリスト ===== */

/* カード内の気になるボタン */
.card-header-actions {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-shrink: 0;
}

.wishlist-btn {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 1px solid var(--border-color);
    background: transparent;
    color: var(--text-light);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
    padding: 0;
    flex-shrink: 0;
}

.wishlist-btn:hover {
    color: #f59e0b;
    border-color: #f59e0b;
    background: rgba(245, 158, 11, 0.08);
}

.wishlist-btn.is-active {
    color: #f59e0b;
    border-color: #f59e0b;
    background: rgba(245, 158, 11, 0.1);
}

.wishlist-btn .material-icons-round {
    font-size: 18px;
}

body.dark-mode .wishlist-btn.is-active {
    color: #fbbf24;
    border-color: #fbbf24;
    background: rgba(251, 191, 36, 0.12);
}

body.dark-mode .wishlist-btn:hover {
    color: #fbbf24;
    border-color: #fbbf24;
    background: rgba(251, 191, 36, 0.1);
}

/* 気になるリストFABボタン */
#fabWishlist {
    background-color: #f59e0b;
    position: relative;
}

#fabWishlist:hover {
    background-color: #d97706;
}

#fabWishlist.is-active {
    background-color: #d97706;
    box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.4), var(--shadow-md);
}

body.dark-mode #fabWishlist {
    background-color: #fbbf24;
    color: #0f172a;
}

body.dark-mode #fabWishlist:hover {
    background-color: #f59e0b;
}

body.dark-mode #fabWishlist.is-active {
    background-color: #f59e0b;
    box-shadow: 0 0 0 3px rgba(251, 191, 36, 0.4), var(--shadow-md);
}

.fab-wishlist-badge {
    position: absolute;
    top: -2px;
    right: -2px;
    font-size: 0.6rem;
    font-weight: 700;
    background: #ef4444;
    color: #fff;
    padding: 1px 5px;
    border-radius: 999px;
    min-width: 16px;
    text-align: center;
    line-height: 1.4;
    pointer-events: none;
}

/* ===== 関連ボイス ===== */
.related-voices-btn {
    display: flex;
    align-items: center;
    gap: 4px;
    width: 100%;
    padding: 8px 10px;
    margin-top: 12px;
    border: 1px dashed var(--border-color);
    border-radius: 8px;
    background: transparent;
    color: var(--text-light);
    font-size: 0.78rem;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: var(--transition-fast);
}

.related-voices-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    background: rgba(92, 107, 192, 0.04);
}

.related-voices-btn .material-icons-round {
    font-size: 16px;
}

/* 関連ボイス オーバーレイ（モバイル用） */
.related-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    z-index: 999;
}

/* 関連ボイス ポップオーバー / ボトムシート共通 */
.related-popover {
    z-index: 1000;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
    overflow: hidden;
}

.related-popover-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 16px;
    border-bottom: 1px solid var(--border-color);
}

.related-popover-title {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--primary-color);
    margin: 0;
}

.related-popover-title .material-icons-round {
    font-size: 20px;
}

.related-popover-close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border: none;
    border-radius: 50%;
    background: transparent;
    color: var(--text-light);
    cursor: pointer;
    transition: var(--transition-fast);
}

.related-popover-close:hover {
    background: rgba(0, 0, 0, 0.06);
    color: var(--text-main);
}

.related-popover-body {
    padding: 12px 16px 16px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    overflow-y: auto;
}

/* PC: ポップオーバー */
.related-popover.is-popover {
    position: absolute;
    border-radius: var(--radius-lg);
    width: 360px;
    max-height: 420px;
    animation: relatedPopIn 0.15s ease-out;
}

.related-popover.is-popover .related-popover-body {
    max-height: 340px;
}

@keyframes relatedPopIn {
    from { opacity: 0; transform: translateY(-4px) scale(0.98); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

/* モバイル: ボトムシート */
.related-popover.is-bottom-sheet {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    border-radius: 20px 20px 0 0;
    max-height: 70vh;
    animation: relatedSlideUp 0.25s ease-out;
}

.related-popover.is-bottom-sheet .related-popover-body {
    max-height: calc(70vh - 60px);
}

@keyframes relatedSlideUp {
    from { transform: translateY(100%); }
    to { transform: translateY(0); }
}

/* 関連カード */
.related-card {
    display: flex;
    align-items: center;
    gap: 10px;
    background: var(--bg-tag);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 10px 14px;
    transition: var(--transition-fast);
}

.related-card:hover {
    border-color: var(--primary-color);
    box-shadow: 0 2px 8px rgba(92, 107, 192, 0.1);
}

.related-card-main {
    flex: 1;
    min-width: 0;
}

.related-card .qr-card-liver {
    font-size: 0.72rem;
    color: var(--text-light);
    margin-bottom: 2px;
}

.related-card .qr-card-title {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: 6px;
    line-height: 1.3;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.related-card .qr-card-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 0;
}

.related-card-links {
    display: flex;
    gap: 4px;
    flex-shrink: 0;
}

.related-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    color: var(--text-light);
    transition: var(--transition-fast);
}

.related-link:hover {
    background: rgba(92, 107, 192, 0.1);
    color: var(--primary-color);
}

.related-link .material-icons-round {
    font-size: 18px;
}

.related-empty {
    font-size: 0.78rem;
    color: var(--text-light);
    text-align: center;
    padding: 12px;
}

/* ===== ランダムおすすめモーダル ===== */
.random-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.55);
    z-index: 500;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    backdrop-filter: blur(3px);
    -webkit-backdrop-filter: blur(3px);
}

.random-modal {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    max-width: 480px;
    width: 100%;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    box-shadow: var(--shadow-hover);
    border: 1px solid var(--border-color);
    animation: welcomeSlideUp 0.35s cubic-bezier(0.16, 1, 0.3, 1) both;
}

@media (prefers-reduced-motion: reduce) {
    .random-modal { animation: none; }
}

.random-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
}

.random-title {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-main);
}

.random-title .material-icons-round {
    color: #8b5cf6;
    font-size: 20px !important;
}

.random-modal-body {
    overflow-y: auto;
    flex: 1;
    padding: 20px;
}

.random-result-card {
    margin-bottom: 16px;
}

.random-actions {
    margin-top: 12px;
    display: flex;
    justify-content: center;
}

/* 気になるリストボタン（モーダル内インライン版） */
.wishlist-btn-inline {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: transparent;
    color: var(--text-mid);
    font-size: 0.82rem;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: var(--transition-fast);
}

.wishlist-btn-inline:hover {
    border-color: #f59e0b;
    color: #f59e0b;
}

.wishlist-btn-inline.is-active {
    border-color: #f59e0b;
    color: #f59e0b;
    background: rgba(245, 158, 11, 0.08);
}

.wishlist-btn-inline .material-icons-round {
    font-size: 18px;
}

.random-footer {
    display: flex;
    gap: 10px;
}

/* ランダムFABボタン */
#fabRandom {
    background-color: #8b5cf6;
}

#fabRandom:hover {
    background-color: #7c3aed;
}

/* ===== フィルタープリセット ===== */
.preset-section {
    border-top: 1px dashed var(--border-color);
    padding-top: 12px;
    margin-top: 8px;
}

.preset-header {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.preset-save-btn {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 5px 12px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background: transparent;
    color: var(--text-light);
    font-size: 0.75rem;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: var(--transition-fast);
    white-space: nowrap;
    flex-shrink: 0;
}

.preset-save-btn:hover {
    color: var(--primary-color);
    border-color: var(--primary-color);
    background: rgba(92, 107, 192, 0.06);
}

.preset-save-btn .material-icons-round {
    font-size: 14px;
}

.preset-input-row {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    margin-left: 8px;
}

.preset-name-input {
    padding: 4px 8px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 0.8rem;
    font-family: inherit;
    background: var(--bg-card);
    color: var(--text-main);
    width: 140px;
    outline: none;
    transition: var(--transition-fast);
}

.preset-name-input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(92, 107, 192, 0.15);
}

.preset-confirm-btn,
.preset-cancel-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border: none;
    border-radius: 50%;
    background: transparent;
    cursor: pointer;
    color: var(--text-light);
    transition: var(--transition-fast);
}

.preset-confirm-btn:hover {
    background: rgba(34, 197, 94, 0.1);
    color: #16a34a;
}

.preset-cancel-btn:hover {
    background: rgba(239, 68, 68, 0.1);
    color: #ef4444;
}

.preset-confirm-btn .material-icons-round,
.preset-cancel-btn .material-icons-round {
    font-size: 18px;
}

.preset-list {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    flex: 1;
}

.preset-item {
    display: inline-flex;
    align-items: center;
    gap: 2px;
    background: var(--bg-tag);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    overflow: hidden;
    transition: var(--transition-fast);
}

.preset-item:hover {
    border-color: var(--primary-color);
}

.preset-name-btn {
    padding: 4px 8px;
    border: none;
    background: transparent;
    color: var(--text-main);
    font-size: 0.75rem;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: var(--transition-fast);
}

.preset-name-btn:hover {
    color: var(--primary-color);
    background: rgba(92, 107, 192, 0.08);
}

.preset-delete-btn {
    padding: 3px 4px;
    border: none;
    background: transparent;
    color: var(--text-light);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
}

.preset-delete-btn:hover {
    color: #ef4444;
    background: rgba(239, 68, 68, 0.08);
}

.preset-delete-btn .material-icons-round {
    font-size: 14px;
}

.preset-empty {
    font-size: 0.72rem;
    color: var(--text-light);
    font-style: italic;
}

/* ===== レスポンシブ追加（新機能分） ===== */
@media (max-width: 768px) {
    .wishlist-btn {
        width: 28px;
        height: 28px;
    }

    .wishlist-btn .material-icons-round {
        font-size: 16px;
    }

    .related-voices-btn {
        font-size: 0.75rem;
        padding: 7px 8px;
    }

    .related-popover.is-popover {
        /* モバイルでは使わないが念のため */
        width: auto;
    }

    .preset-section {
        padding-top: 8px;
    }

    .preset-header {
        gap: 6px;
    }

    .random-modal {
        max-height: 85vh;
    }

    .random-modal-body {
        padding: 16px;
    }

    .random-footer {
        flex-direction: column;
    }
}