:root {
    --ink: #2c1b00;
    --muted: #746857;
    --gold: #c9a060;
    --paper: #fdfaf4;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    background: var(--paper);
    color: var(--ink);
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

a {
    color: inherit;
    text-decoration: none;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 32px;
    border-bottom: 1px solid rgba(201, 160, 96, .25);
    background: rgba(253, 250, 244, .92);
}

.brand {
    color: var(--gold);
    font-size: 28px;
    letter-spacing: .18em;
    font-style: italic;
}

.hero {
    min-height: 72vh;
    display: grid;
    place-content: center;
    text-align: center;
    padding: 48px 24px;
}

.hero h1 {
    margin: 12px 0;
    font-size: clamp(40px, 8vw, 84px);
    font-weight: 300;
}

.eyebrow {
    color: var(--gold);
    font-size: 12px;
    letter-spacing: .25em;
}

.button,
button {
    display: inline-block;
    border: 0;
    background: var(--gold);
    color: #fff;
    padding: 12px 22px;
    cursor: pointer;
}

.section {
    max-width: 1120px;
    margin: 0 auto;
    padding: 64px 24px;
}

.narrow {
    max-width: 720px;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(190px, 1fr));
    gap: 22px;
}

.card {
    display: block;
    border: 1px solid rgba(201, 160, 96, .18);
    background: #fff;
}

.card-slider {
    position: relative;
    display: block;
    width: 100%;
    aspect-ratio: 1;
    overflow: hidden;
    background: rgba(201, 160, 96, .08);
}

.card-slide-img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    opacity: 0;
}

.card-slide-img.active {
    opacity: 1;
}

.card img,
.image-placeholder {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
    display: grid;
    place-items: center;
    background: rgba(201, 160, 96, .08);
    color: var(--gold);
}

.card h3,
.card p,
.card strong {
    display: block;
    margin: 10px 12px;
}

.product-detail {
    max-width: 1080px;
    margin: 0 auto;
    padding: 64px 24px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
}

.product-detail img {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
}

label {
    display: grid;
    gap: 6px;
    margin: 16px 0;
}

input,
textarea,
select {
    width: 100%;
    border: 1px solid #d8cbb5;
    padding: 10px 12px;
    font: inherit;
    background: #fff;
}

textarea {
    min-height: 140px;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 24px;
    background: #fff;
}

th,
td {
    padding: 12px;
    border-bottom: 1px solid #eadfcb;
    text-align: left;
}

/* --- 通知バッジ --- */
.notif-badge {
    position: absolute;
    top: -6px;
    right: -8px;
    background: #e74c3c;
    color: #fff;
    font-size: 10px;
    min-width: 16px;
    height: 16px;
    border-radius: 8px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0 3px;
    font-weight: 700;
}

/* --- バッジ --- */
.badge {
    display: inline-block;
    font-size: 11px;
    padding: 2px 8px;
    border-radius: 2px;
    letter-spacing: .04em;
}
.badge-pending  { background: #fff3cd; color: #856404; }
.badge-paid     { background: #d1f7e0; color: #155724; }
.badge-refunded { background: #f8d7da; color: #721c24; }
.badge-fulfill  { background: #e8f4f8; color: #1a6080; }
.badge-status-public   { background: #d1f7e0; color: #155724; }
.badge-status-draft    { background: #f0f0f0; color: #666; }
.badge-status-private  { background: #f0f0f0; color: #666; }
.badge-status-sold_out { background: #f8d7da; color: #721c24; }

/* --- 注文カード --- */
.order-card {
    border: 1px solid rgba(201,160,96,.2);
    background: #fff;
    padding: 20px;
    margin-top: 16px;
}
.order-card-head {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 8px;
    flex-wrap: wrap;
}

/* --- タブ --- */
.tab-btns {
    display: flex;
    gap: 8px;
    margin: 24px 0 0;
    padding: 0;
}
.tab-btn {
    padding: 9px 22px;
    font-size: 14px;
    color: #999;
    background: #fff;
    border: 1px solid #e0d8cc;
    cursor: pointer;
    transition: color .12s, background .12s, border-color .12s;
    font-weight: 400;
    white-space: nowrap;
}
.tab-btn:hover {
    color: #555;
    border-color: rgba(201,160,96,.5);
}
.tab-btn.active {
    color: #fff;
    background: var(--gold);
    border-color: var(--gold);
    font-weight: 500;
}

/* --- 在庫クイック編集 --- */
.btn-stock {
    width: 28px;
    height: 28px;
    padding: 0;
    font-size: 16px;
    line-height: 1;
    background: #fff;
    border: 1px solid #d8cbb5;
    color: var(--ink);
    cursor: pointer;
}

/* --- お気に入り --- */
.btn-heart {
    background: none;
    border: 1px solid #d8cbb5;
    padding: 8px 20px;
    cursor: pointer;
    font-size: 14px;
    color: var(--muted);
    margin-top: 12px;
}
.btn-heart.active {
    color: #e74c3c;
    border-color: #e74c3c;
}

/* --- 統計グリッド --- */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 16px;
}
.stat-card {
    background: #fff;
    border: 1px solid rgba(201,160,96,.2);
    padding: 24px 20px;
    text-align: center;
}
.stat-card.stat-warn { border-color: #e67e22; }
.stat-num {
    font-size: 36px;
    font-weight: 300;
    color: var(--gold);
}
.stat-label { font-size: 13px; color: var(--muted); margin-top: 4px; }

/* --- アラート --- */
.alert-success {
    background: #d1f7e0;
    border: 1px solid #a3e4b7;
    padding: 10px 16px;
    margin-bottom: 16px;
    font-size: 14px;
    color: #155724;
}

@media (max-width: 720px) {
    /* ヘッダー */
    .site-header {
        padding: 10px 14px;
    }
    .brand {
        font-size: 20px;
    }
    .site-header nav {
        gap: 12px !important;
        font-size: 13px !important;
    }

    /* セクション余白を縮小 */
    .section {
        padding: 28px 14px;
    }

    /* ヒーロー */
    .hero {
        min-height: 48vh;
        padding: 28px 14px;
    }
    .hero h1 {
        font-size: clamp(28px, 8vw, 52px);
    }
    .eyebrow { font-size: 10px; }

    /* グリッド: モバイルは2列 */
    .grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }
    .card h3, .card p, .card strong {
        margin: 6px 8px;
        font-size: 12px;
    }

    /* 商品詳細 */
    .product-detail {
        grid-template-columns: 1fr;
        padding: 20px 14px;
        gap: 20px;
    }

    /* テーブル: 横スクロール */
    table {
        font-size: 13px;
        display: block;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    th, td {
        padding: 8px;
        white-space: nowrap;
    }

    /* フォーム */
    input, textarea, select {
        font-size: 16px; /* iOS ズーム防止 */
    }

    /* ボタン */
    .button, button[type="submit"] {
        font-size: 14px;
        padding: 11px 18px;
    }

    /* 統計グリッド */
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }
    .stat-num { font-size: 26px; }
    .stat-card { padding: 16px 12px; }

    /* タブ */
    .tab-btn {
        padding: 8px 14px;
        font-size: 13px;
        flex: 1;
        text-align: center;
    }

    /* 注文カード */
    .order-card { padding: 14px; }
}