/* css/coupon.css */

.coupon-main {
    max-width: 1400px;
    margin: 0 auto;
    padding-top: 3rem;
    padding-bottom: 5rem;
}

/* フィルター (変更なし) */
.coupon-filters {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
    padding: 0 3rem; 
}
.c-filter-btn {
    background: #fff;
    border: 1px solid var(--border-subtle);
    color: var(--text-muted);
    padding: 0.8rem 1.5rem;
    border-radius: 50px;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
    box-shadow: 0 2px 5px rgba(0,0,0,0.03);
    -webkit-tap-highlight-color: transparent;
}
@media (hover: hover) and (pointer: fine) {
    .c-filter-btn:hover {
        border-color: var(--color-main); color: var(--color-main); background: #eff6ff;
    }
}
.c-filter-btn.active {
    background: var(--color-main); color: #ffffff;
    border-color: var(--color-main); box-shadow: 0 4px 10px rgba(37, 99, 235, 0.3);
}

/* --- Grid Layout --- */
.coupon-header, .coupon-row {
    display: grid;
    /* 
       ★変更: カラム幅調整★
       Discount: 1.2fr -> 0.9fr (狭く)
       Desc: 2.5fr -> 2.8fr (広く)
    */
    grid-template-columns: 2.2fr 0.9fr 2.8fr 2.1fr;
    gap: 1.5rem;
    align-items: center;
}


@media (max-width: 1200px) {
    /* ★修正: 1〜3列目をpx固定で縦線を揃え、4列目はminmax(240px,1fr)で
       コンテナ幅に合わせて伸縮させる。これによりカードが幅いっぱいに広がり、
       かつスマホ(max-content)では4列目=240pxとして横スクロールが機能する */
    .coupon-header, .coupon-row {
        grid-template-columns: 270px 140px 340px minmax(240px, 1fr) !important;
    }
}

/* Header Settings */
.coupon-header {
    margin: 0 3rem;
    padding: 1rem 2rem;
    border: 1px solid transparent;
}

/* Common Cell Styles */
.coupon-header > div,
.coupon-row > div {
    position: relative;
    display: flex;
    align-items: center;
    height: 100%;
    min-height: 40px;
}

/* 縦の区切り線 */
.coupon-header > div:not(:last-child)::after,
.coupon-row > div:not(:last-child)::after {
    content: "";
    position: absolute;
    right: -0.75rem;
    top: 25%;
    height: 50%;
    width: 1px;
    background-color: #e2e8f0;
}

/* Alignment */
.col-cp-firm, .cp-firm-col { justify-content: flex-start; }
.col-cp-discount, .cp-discount-col { justify-content: center; }
.col-cp-desc { justify-content: center; } 
.cp-desc-col { justify-content: flex-start; } 
.col-cp-action, .cp-action-col { justify-content: center; }


/* --- Row Styling --- */

.firm-coupon-group {
    margin: 0 3rem 1.5rem 3rem;
    border-radius: 12px;
    border: 1px solid var(--border-subtle);
    background: #fff;
    box-shadow: var(--shadow-card);
    overflow: hidden;
    transition: all 0.3s ease;
}

.firm-coupon-group:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(37, 99, 235, 0.1);
    border-color: var(--color-main);
}

/* もっと見るで展開中はボーダーを青に (PC・スマホ共通) */
.firm-coupon-group.open {
    border: 1px solid var(--color-main) !important;
}

/* sub-couponsの点線があるのでcoupon-rowのborder-bottomは不要 (PC・スマホ共通) */
.firm-coupon-group .coupon-row {
    border-bottom: none !important;
}

.coupon-row {
    background: #fff;
    padding: 1.5rem 2rem;
    transition: all 0.3s ease;
    position: relative;
    border-bottom: 1px solid var(--border-subtle);
}

.firm-coupon-group > .coupon-row:last-child,
.sub-coupons .coupon-row:last-child {
    border-bottom: none;
}

/* ★ 左端アクセント (すべての行に適用) ★ */
.coupon-row::before {
    content: ""; position: absolute;
    left: 0; top: 0; bottom: 0; width: 4px;
    background: var(--color-main);
    opacity: 0; transition: 0.3s;
}
/* ★ ホバー時のスタイル (すべての行で背景色変更と線を表示) ★ */
.coupon-row:hover {
    background: #f7fcff;
}
.coupon-row:hover::before {
    opacity: 1;
}

/* --- Sub Coupons (非活性解除) --- */
.sub-coupons .coupon-row {
    background-color: #fff;
    filter: none;
    opacity: 1;
    /* 展開時の区切りを点線に */
    border-top: 1px dashed var(--color-main) !important;
    margin-top: 0;
}

.sub-coupons .coupon-row:hover {
    background-color: #f7fcff; /* #fff から変更 */
    z-index: 1;
    box-shadow: 0 0 15px rgba(0,0,0,0.05);
}

/* 1. Firm Info */
.cp-firm-col {
    display: flex; align-items: center; gap: 1rem;
}
.cp-firm-logo {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    object-fit: cover;
    /* トップの .firm-logo-common と同じ（枠2px＋内側余白2px） */
    border: 2px solid var(--border-subtle);
    padding: 2px;
    box-sizing: border-box;
    flex-shrink: 0;
    transition: border-color 0.3s ease;
}
.coupon-row:hover .cp-firm-logo {
    border-color: var(--color-main);
}
.cp-firm-details {
    display: flex; flex-direction: column; gap: 4px;
}
.cp-name-row {
    display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
}
.cp-firm-name {
    font-weight: 700; font-size: 1rem; color: var(--text-main);
}
.cp-firm-name:hover { text-decoration: underline; color: var(--color-main); }

.firm-badge {
    font-size: 0.65rem;
    font-weight: 700;
    color: #fff;
    background: linear-gradient(135deg, #2563eb, #1d4ed8);
    padding: 2px 8px;
    border-radius: 4px;
    white-space: nowrap;
    line-height: 1.4;
}

.cp-rating-row {
    display: flex; align-items: center; gap: 6px; font-size: 0.8rem;
}
.cp-score { font-weight: 700; color: var(--color-gold); }
.cp-stars { color: var(--color-gold); letter-spacing: 1px; font-size: 0.7rem; }
.cp-reviews { color: var(--text-muted); font-size: 0.75rem; }


/* 2. Discount */
.cp-discount-col {
    flex-direction: column;
}
.discount-tag {
    background: #ecfdf5; 
    color: #059669; 
    border: 1px solid #d1fae5;
    padding: 0.4rem 1rem; 
    border-radius: 6px;
    font-weight: 800; 
    font-size: 1.1rem;
    font-family: 'Inter', sans-serif;
    white-space: nowrap;
}

/* 3. Description */
.cp-desc-col {
    font-size: 0.8rem;
    color: var(--text-main);
    line-height: 1.5;
    font-weight: 500;
    /* ★追加: 左右に余白を持たせる ★ */
    padding: 0 1rem;
}

/* 4. Action */
.cp-action-col {
    display: flex; flex-direction: column; align-items: center; gap: 8px; width: 100%;
}
.action-row-upper {
    display: grid;
    grid-template-columns: 1fr 100px;
    gap: 8px; 
    width: 95%; 
    max-width: 320px;
}

/* 期限カウントダウン: common の inline-block をやめ、上段と同じ幅・ブロックで揃える */
.coupon-main .cp-action-col .coupon-countdown {
    display: block !important;
    box-sizing: border-box !important;
    width: 95% !important;
    max-width: 320px !important;
}

.cp-code-box {
    background: #fff; color: var(--color-main);
    border: 1px solid var(--color-main);
    border-radius: 4px; padding: 0.5rem 0.8rem;
    font-family: monospace; font-weight: 700; font-size: 0.9rem;
    display: flex; justify-content: space-between; align-items: center;
}
.cp-copy-btn { color: var(--text-muted); cursor: pointer; transition: 0.2s; }
.cp-copy-btn:hover { color: var(--color-main); }

.cp-btn-apply {
    background: var(--color-main); color: #fff;
    border: none; 
    padding: 0.5rem 0; 
    border-radius: 4px;
    font-weight: 700; cursor: pointer; white-space: nowrap; font-size: 0.85rem;
    transition: 0.3s;
    text-align: center;
}
.cp-btn-apply:hover { background: var(--color-dark); }

/* More Button Area */
/* More Button Area */
.more-btn-area {
    padding-top: 0.8rem; 
    width: 95%; 
    display: flex;
    justify-content: center;
}

/* もっと見るボタン (サイズ縮小) */
.cp-more-btn {
    /* ★サイズ調整★ */
    font-size: 0.8rem;       /* 0.85rem -> 0.8rem */
    padding: 0.4rem 1.2rem;  /* 0.6rem 2rem -> 0.4rem 1.2rem */
    
    color: #5c6b7f; 
    background: #ffffff;
    border: 1px solid #d1d9e6; 
    
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    
    border-radius: 50px;
    cursor: pointer; 
    transition: all 0.3s ease;
    
    width: auto; 
    text-decoration: none;
}

.cp-more-btn:hover { 
    border-color: var(--color-main);
    color: var(--color-main);
    background: #f8faff;
    box-shadow: 0 2px 6px rgba(37, 99, 235, 0.1);
}


/* Sub Coupons Animation */
.sub-coupons {
    max-height: 0; overflow: hidden; opacity: 0;
    transition: max-height 0.4s ease, opacity 0.4s ease;
}
.sub-coupons.open {
    opacity: 1;
}

/* Responsive */
@media (max-width: 1024px) {
    .coupon-header { display: none; }
    .coupon-row {
        grid-template-columns: 1fr;
        gap: 1rem; padding: 1.5rem;
        height: auto;
    }
    .coupon-row > div { border: none; padding: 0; display: flex; height: auto; }
    .coupon-row > div::after { display: none; }
    
    .cp-discount-col { flex-direction: row; justify-content: flex-start; gap: 10px; }
    .cp-action-col { align-items: stretch; }
    .action-row-upper { display: flex; flex-direction: column; max-width: 100%; }
    .cp-btn-apply { width: 100%; padding: 0.8rem; }
    .cp-desc-col { padding: 0; }
}

/* ============================================
   スマホ(640px以下): カードレイアウト
   上から: 企業情報 → 割引バナー → 説明文 → コード+ボタン
   もっと見るボタンはカード右上に絶対配置
============================================ */
@media (max-width: 640px) {

    /* フィルターボタンを1行横スクロールに */
    .coupon-filters {
        flex-wrap: nowrap !important;
        overflow-x: auto !important;
        padding: 4px 1rem 4px !important;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
    }
    .coupon-filters::-webkit-scrollbar { display: none; }
    /* ボタンが縮まないようにして元のデザインを維持 */
    .c-filter-btn { flex-shrink: 0 !important; }

    /* 1200pxの固定幅グリッドを1列に強制上書き */
    .coupon-header,
    .coupon-row {
        grid-template-columns: 1fr !important;
    }
    .coupon-header { display: none !important; }

    /* pronavi-table-wrapper: 装飾・高さ制限・パディングをすべて解除 */
    .coupon-main .pronavi-table-wrapper {
        padding: 0 !important;
        max-height: none !important;
        overflow: visible !important;
        border: none !important;
        background: transparent !important;
        box-shadow: none !important;
        border-radius: 0 !important;
    }

    /* 横スクロール解除 → フル幅カード。左右はトップ／レビューと同様のガター */
    #coupon-container {
        width: 100% !important;
        min-width: unset !important;
        padding-left: max(1rem, env(safe-area-inset-left, 0px)) !important;
        padding-right: max(1rem, env(safe-area-inset-right, 0px)) !important;
        box-sizing: border-box !important;
    }
    .firm-coupon-group {
        margin: 0 0 1rem !important;
        overflow: hidden !important;
        width: auto !important;
        min-width: unset !important;
        border-top: 4px solid var(--border-subtle) !important;
    }

    /* 行のパディング・ギャップをリセット、フル幅に */
    .coupon-row {
        padding: 0 !important;
        gap: 0 !important;
        width: 100% !important;
        box-sizing: border-box !important;
    }
    /* common.css 1200px ブロックの display:block!important を上書き (特異度を合わせる) */
    .coupon-row > div:not(:last-child)::after { display: none !important; }
    .coupon-row > div::after { display: none !important; }

    /* 最初のセル(cp-firm-col)の左上・右上だけ角丸 */
    .coupon-row > div:first-child {
        border-radius: 8px 8px 0 0 !important;
    }

    /* ─── 1. 企業情報エリア ───
       common.css の .pronavi-table-wrapper .coupon-row > div より詳細度を上げる */
    .coupon-main .pronavi-table-wrapper .coupon-row > .cp-firm-col {
        padding: 0.7rem 1rem !important;
        display: flex !important;
        align-items: center !important;
    }
    /* トップ .firm-row .firm-logo-common（スマホ）と同じ: 34px・枠1.5px・内側1.5px */
    .coupon-main .pronavi-table-wrapper .coupon-row .cp-firm-logo {
        width: 34px !important;
        height: 34px !important;
        border-width: 1.5px !important;
        padding: 1.5px !important;
        box-sizing: border-box !important;
    }

    /* ─── 2. 割引エリア ─── */
    .coupon-main .pronavi-table-wrapper .coupon-row > .cp-discount-col {
        background: none !important;
        padding: 0.7rem 1rem !important;
        display: block !important;
        border-top: 1px solid var(--border-subtle) !important;
    }
    .discount-tag {
        display: block !important;
        width: 100% !important;
        text-align: center !important;
        background: #ecfdf5 !important;
        border: 1px solid #d1fae5 !important;
        color: #059669 !important;
        font-size: 1.4rem !important;
        padding: 0.75rem 1rem !important;
        font-weight: 800 !important;
        border-radius: 8px !important;
        box-sizing: border-box !important;
        white-space: nowrap !important;
    }

    /* ─── 3. 説明文 ─── */
    .coupon-main .pronavi-table-wrapper .coupon-row > .cp-desc-col {
        padding: 0.7rem 1rem !important;
        display: block !important;
        font-size: 0.8rem !important;
        color: var(--text-main) !important;
        line-height: 1.5 !important;
        border-top: 1px solid var(--border-subtle) !important;
    }

    /* ─── 4. アクションエリア ─── */
    .coupon-main .pronavi-table-wrapper .coupon-row > .cp-action-col {
        padding: 0.7rem 1rem !important;
        border-top: 1px solid var(--border-subtle) !important;
        display: block !important;
        width: auto !important;
        text-align: center !important;
    }
    /* コードボックスとボタンを横並びに */
    .action-row-upper {
        display: grid !important;
        grid-template-columns: 1fr 90px !important;
        max-width: 100% !important;
        width: 100% !important;
        gap: 8px !important;
    }
    /* スマホ: 上段と同じ全幅。cp-action-col が block のため flex の gap が効かないので上マージンを明示 */
    .coupon-main .cp-action-col .coupon-countdown {
        width: 100% !important;
        max-width: 100% !important;
        margin-top: 0.65rem !important;
    }
    .cp-btn-apply {
        width: 100% !important;
        padding: 0.5rem 0 !important;
    }

    /* ─── もっと見るボタン ─── */
    .more-btn-area {
        height: auto !important;
        padding: 0 !important;
        margin: 0 !important;
        width: 100% !important;
    }
    .cp-more-btn {
        position: static !important;
        display: inline-flex !important;
        font-size: 0.75rem !important;
        padding: 0.3rem 1.25rem !important;
        width: auto !important;
        margin-top: 15px !important;
    }

    /* ─── サブクーポン: 全区切りに点線 ─── */
    .sub-coupons {
        background: transparent !important;
    }
    .sub-coupons .coupon-row {
        background: #fff !important;
        margin-top: 0 !important;
        border-top: 1px dashed var(--color-main) !important;
    }

    /* cp-firm-col の左青線 (common.css の div:first-child::before) を非表示 */
    .coupon-row > div:first-child::before {
        opacity: 0 !important;
        display: none !important;
    }
    /* coupon-row::before も非表示 (firm-coupon-group の border-top で代替) */
    .coupon-row::before {
        display: none !important;
    }
    /* ホバー無効化 */
    .firm-coupon-group:hover {
        transform: none !important;
        box-shadow: var(--shadow-card) !important;
    }
    /* スクロールで画面上部中央に入ったカードを青線でハイライト */
    .firm-coupon-group.in-view {
        border-top-color: var(--color-main) !important;
        transition: border-top-color 0.3s ease !important;
    }

    /* open状態のカード外枠を青に (スマホ: グローバルのborder:1pxで潰れた4px上線を復元) */
    .firm-coupon-group.open {
        border-color: var(--color-main) !important;
        border-top-width: 4px !important;
    }

    /* 点線で区切るので coupon-row の border-bottom は不要 */
    .firm-coupon-group .coupon-row {
        border-bottom: none !important;
    }
}

/* 企業列（アイコン＋名前）・一覧ヘッダー「企業名」セルの左余白（common の 0.35rem より広げる・全幅域） */
.coupon-main .coupon-row > .cp-firm-col,
.coupon-main .coupon-header > .col-cp-firm {
    padding-left: 1.1rem !important;
}

/*
 * 1200px以下かつ横並びグリッド時: common の .firm-coupon-group .coupon-row { border-radius:0 } により
 * カード内の行が直角に見えるため、グループの上端／下端の行だけ角丸を付ける
 */
@media (max-width: 1200px) and (min-width: 641px) {
    .firm-coupon-group > .coupon-row:first-child {
        border-radius: 8px 8px 0 0 !important;
    }
    .firm-coupon-group > .coupon-row:only-child {
        border-radius: 8px !important;
    }
    .firm-coupon-group > .sub-coupons .coupon-row:last-child {
        border-radius: 0 0 8px 8px !important;
    }
}