/* =========================================
   KUPPI ONLINE SHOP - 共通カートシステム CSS
   すりガラス調（Glassmorphism）＆ 北欧モダン
   ========================================= */

/* 1. ヘッダーのカート（バッグ）ボタン */
.header-cart-btn {
    background: none;
    border: none;
    padding: 0.5rem;
    cursor: pointer;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-main, #111111);
    transition: color 0.3s ease;
}

.header-cart-btn:hover {
    color: var(--accent-color, #A9907E);
}

.header-cart-btn .cart-icon {
    width: 20px;
    height: 20px;
    stroke: var(--text-main, #111111);
    stroke-width: 1.6;
    fill: none;
    transition: stroke 0.3s ease;
}

.header-cart-btn:hover .cart-icon {
    stroke: var(--accent-color, #A9907E);
}

/* カートバッジ */
.cart-badge {
    position: absolute;
    top: 0px;
    right: 0px;
    background-color: #e06a6a;
    /* マイルドな赤系（ソフトコーラル）にお気に入りバッジと統一 */
    color: #FFFFFF;
    font-family: var(--font-jost, 'Jost', sans-serif);
    font-size: 0.65rem;
    font-weight: 500;
    width: 15px;
    height: 15px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid #FFFFFF;
}

/* 2. カートドロワー オーバーレイ */
.cart-drawer-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(17, 17, 17, 0.15);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    opacity: 0;
    visibility: hidden;
    z-index: 100;
    transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.cart-drawer-overlay.is-active {
    opacity: 1;
    visibility: visible;
}

/* 3. カートドロワー本体 */
.cart-drawer {
    position: fixed;
    top: 0;
    right: -5px;
    width: calc(100% + 5px);
    max-width: 485px;
    height: 100%;
    background-color: rgba(249, 249, 248, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-left: 1px solid rgba(17, 17, 17, 0.05);
    box-shadow: -10px 0 40px rgba(0, 0, 0, 0.05);
    z-index: 101;
    transform: translateX(100%);
    transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
    display: flex;
    flex-direction: column;
    padding-right: 5px;
    overflow: hidden;
}

.cart-drawer.is-active {
    transform: translateX(0);
}

/* ドロワーヘッダー */
.cart-drawer-header {
    padding: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid rgba(17, 17, 17, 0.05);
}

.cart-drawer-title {
    font-family: var(--font-jost, 'Jost', sans-serif);
    font-size: 1.25rem;
    font-weight: 400;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--text-main, #111111);
}

.cart-drawer-close {
    background: none;
    border: none;
    font-size: 2rem;
    font-weight: 300;
    cursor: pointer;
    color: var(--text-main, #111111);
    opacity: 0.6;
    transition: opacity 0.3s ease, transform 0.3s ease;
    padding: 0.5rem;
    line-height: 1;
}

.cart-drawer-close:hover {
    opacity: 1;
    transform: rotate(90deg);
}

/* ドロワーコンテンツ（スクロール可能） */
.cart-drawer-content {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 2rem;
    display: flex;
    flex-direction: column;
}

/* 空カート表示 */
.cart-empty-message {
    text-align: center;
    margin: auto 0;
    padding: 3rem 0;
}

.cart-empty-icon {
    font-size: 3rem;
    color: var(--text-muted, #9CA3AF);
    margin-bottom: 1.5rem;
    display: block;
}

.cart-empty-message p {
    font-family: var(--font-sans, sans-serif);
    font-size: 0.9rem;
    color: var(--text-muted, #9CA3AF);
    letter-spacing: 0.05em;
    margin-bottom: 2rem;
}

.cart-continue-btn {
    display: inline-block;
    padding: 0.8rem 2rem;
    background-color: var(--text-main, #111111);
    color: #FFFFFF;
    text-decoration: none;
    font-family: var(--font-jost, 'Jost', sans-serif);
    font-size: 0.85rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    transition: background-color 0.3s ease;
    border: none;
    cursor: pointer;
}

.cart-continue-btn:hover {
    background-color: var(--accent-color, #A9907E);
}

/* カート内商品リスト */
.cart-items-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.cart-item {
    display: flex;
    gap: 1.2rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid rgba(17, 17, 17, 0.04);
}

.cart-item-image {
    width: 80px;
    height: 80px;
    object-fit: cover;
    background-color: var(--bg-alt, #EBEBEA);
}

.cart-item-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.cart-item-name {
    font-family: var(--font-sans, sans-serif);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-main, #111111);
    text-decoration: none;
    line-height: 1.4;
    transition: color 0.3s ease;
}

.cart-item-name:hover {
    color: var(--accent-color, #A9907E);
}

.cart-item-price {
    font-family: var(--font-jost, 'Jost', sans-serif);
    font-size: 0.85rem;
    color: var(--text-main, #111111);
    margin-top: 0.2rem;
}

.cart-item-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 0.5rem;
}

/* 数量カウンター (ドロワー内) */
.cart-qty-counter {
    display: flex;
    align-items: center;
    border: 1px solid rgba(17, 17, 17, 0.08);
    background-color: rgba(255, 255, 255, 0.5);
}

.cart-qty-btn {
    background: none;
    border: none;
    width: 28px;
    height: 28px;
    cursor: pointer;
    font-size: 0.8rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-main, #111111);
    transition: background-color 0.2s ease;
}

.cart-qty-btn:hover:not(:disabled) {
    background-color: rgba(17, 17, 17, 0.04);
}

.cart-qty-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.cart-qty-val {
    font-family: var(--font-jost, 'Jost', sans-serif);
    font-size: 0.85rem;
    min-width: 24px;
    text-align: center;
}

.cart-item-delete {
    background: none;
    border: none;
    font-family: var(--font-sans, sans-serif);
    font-size: 0.75rem;
    color: var(--text-muted, #9CA3AF);
    cursor: pointer;
    text-decoration: underline;
    transition: color 0.3s ease;
    padding: 0.3rem 0.5rem;
}

.cart-item-delete:hover {
    color: #DC2626;
}

/* 4. カートサマリー（合計金額等） */
.cart-summary {
    border-top: 1px solid rgba(17, 17, 17, 0.08);
    padding: 1.5rem 0 0;
    margin-top: auto;
}

.cart-summary-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 1rem;
    font-family: var(--font-sans, sans-serif);
    font-size: 0.95rem;
}

.cart-summary-total {
    font-size: 1.1rem;
    font-weight: 500;
    border-top: 1px dashed rgba(17, 17, 17, 0.08);
    padding-top: 1rem;
    margin-top: 0.5rem;
}

.cart-summary-total .total-price {
    font-family: var(--font-jost, 'Jost', sans-serif);
    color: var(--text-main, #111111);
}

.cart-shipping-note {
    font-family: var(--font-sans, sans-serif);
    font-size: 11px;
    color: #888;
    text-align: left;
    line-height: 1.5;
    margin-top: -6px;
    margin-bottom: 12px;
}

.cart-checkout-btn {
    width: 100%;
    padding: 1rem 0;
    background-color: var(--text-main, #111111);
    color: #FFFFFF;
    border: none;
    font-family: var(--font-jost, 'Jost', sans-serif);
    font-size: 0.9rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    cursor: pointer;
    transition: background-color 0.3s ease;
    margin-top: 1rem;
    display: flex;
    justify-content: center;
    align-items: center;
}

.cart-checkout-btn:hover {
    background-color: var(--accent-color, #A9907E);
}

/* 5. 注文入力フォームエリア（ドロワー内スライド） */
.cart-checkout-flow {
    display: flex;
    width: 300%;
    /* 商品リスト画面、フォーム画面、確認画面を横並びに */
    transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
    align-items: flex-start;
}

.cart-checkout-flow.show-form {
    transform: translateX(-33.333%);
    /* フォーム画面へスライド */
}

.cart-checkout-flow.show-confirm {
    transform: translateX(-66.666%);
    /* 確認画面へスライド */
}

.cart-flow-pane {
    width: 33.333%;
    padding-right: 0.5rem;
}

#pane-list {
    visibility: visible;
    opacity: 1;
    height: auto;
    transition: visibility 0.5s ease, opacity 0.5s ease;
}

#pane-form,
#pane-confirm {
    visibility: hidden;
    opacity: 0;
    height: 0;
    overflow: hidden;
    transition: visibility 0.5s ease, opacity 0.5s ease;
}

.cart-checkout-flow.show-form #pane-list,
.cart-checkout-flow.show-form #pane-confirm {
    visibility: hidden;
    opacity: 0;
    height: 0;
    overflow: hidden;
}

.cart-checkout-flow.show-form #pane-form {
    visibility: visible;
    opacity: 1;
    height: auto;
    overflow: visible;
}

.cart-checkout-flow.show-confirm #pane-list,
.cart-checkout-flow.show-confirm #pane-form {
    visibility: hidden;
    opacity: 0;
    height: 0;
    overflow: hidden;
}

.cart-checkout-flow.show-confirm #pane-confirm {
    visibility: visible;
    opacity: 1;
    height: auto;
    overflow: visible;
}

/* 確認画面用スタイル */
.cart-confirm-section {
    margin-bottom: 1.5rem;
}

.cart-confirm-section-title {
    font-size: 0.85rem;
    font-weight: 600;
    color: #7F6E63;
    border-left: 3px solid #A9907E;
    padding-left: 8px;
    margin: 0 0 10px 0;
}

.cart-confirm-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.8rem;
    line-height: 1.6;
    margin-bottom: 1rem;
}

.cart-confirm-table th,
.cart-confirm-table td {
    padding: 6px 8px;
    text-align: left;
    vertical-align: top;
    border-bottom: 1px solid rgba(17, 17, 17, 0.05);
}

.cart-confirm-table th {
    width: 110px;
    font-weight: 500;
    color: #666;
}

.cart-confirm-table td {
    color: #111;
}

.cart-confirm-buttons {
    display: flex;
    gap: 10px;
    margin-top: 1.5rem;
}

.cart-confirm-back-btn {
    flex: 1;
    padding: 1rem 0;
    background-color: transparent;
    border: 1px solid rgba(17, 17, 17, 0.2);
    color: var(--text-main, #111111);
    font-family: var(--font-jost, 'Jost', sans-serif);
    font-size: 0.9rem;
    letter-spacing: 0.15em;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    justify-content: center;
    align-items: center;
}

.cart-confirm-back-btn:hover {
    background-color: rgba(17, 17, 17, 0.04);
    border-color: var(--text-main, #111111);
}

/* 戻るボタン */
.cart-flow-back {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: none;
    border: none;
    font-family: var(--font-sans, sans-serif);
    font-size: 0.85rem;
    color: var(--text-muted, #9CA3AF);
    cursor: pointer;
    margin-bottom: 1.5rem;
    padding: 0.5rem 0;
    transition: color 0.3s ease;
}

.cart-flow-back:hover {
    color: var(--text-main, #111111);
}

/* フォームのスタイリング */
.cart-order-form {
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
}

.cart-form-group {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.cart-form-group label {
    font-family: var(--font-sans, sans-serif);
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-main, #111111);
    letter-spacing: 0.05em;
}

.cart-form-group .required {
    color: #DC2626;
    margin-left: 0.2rem;
}

.cart-form-group input,
.cart-form-group textarea,
.cart-form-group select {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid rgba(17, 17, 17, 0.1);
    background-color: rgba(255, 255, 255, 0.6);
    font-family: var(--font-sans, sans-serif);
    font-size: 0.85rem;
    color: var(--text-main, #111111);
    transition: border-color 0.3s ease, background-color 0.3s ease;
    border-radius: 0;
}

.cart-form-group select {
    appearance: none;
    -webkit-appearance: none;
    -moz-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='%23111111' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 1.2em;
    padding-right: 2.5rem;
}

.cart-form-group input:focus,
.cart-form-group textarea:focus,
.cart-form-group select:focus {
    outline: none;
    border-color: var(--accent-color, #A9907E);
    background-color: #FFFFFF;
}

.cart-form-group textarea {
    height: 80px;
    resize: none;
}

/* 注文商品サマリー (ドロワー内フォーム用) */
.cart-checkout-summary {
    background-color: rgba(17, 17, 17, 0.02);
    padding: 1rem;
    border: 1px solid rgba(17, 17, 17, 0.04);
    margin-bottom: 1.5rem;
}

.cart-checkout-summary-title {
    font-family: var(--font-jost, 'Jost', sans-serif);
    font-size: 0.8rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 0.5rem;
    color: var(--text-muted, #9CA3AF);
}

.cart-checkout-summary-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.cart-checkout-summary-item {
    display: flex;
    justify-content: space-between;
    font-family: var(--font-sans, sans-serif);
    font-size: 0.8rem;
    color: var(--text-main, #111111);
}

/* 6. 送信ローダー ＆ サンクス画面 */
.btn-loader {
    width: 18px;
    height: 18px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: #FFFFFF;
    animation: cart-spin 0.8s linear infinite;
    display: inline-block;
}

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

.cart-success-message {
    text-align: center;
    padding: 4rem 1rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    margin: auto 0;
}

.cart-success-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background-color: rgba(169, 144, 126, 0.1);
    color: var(--accent-color, #A9907E);
    font-size: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.cart-success-message h3 {
    font-family: var(--font-serif, serif);
    font-size: 1.6rem;
    font-weight: 300;
    margin-bottom: 0.5rem;
}

.cart-success-message p {
    font-family: var(--font-sans, sans-serif);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.cart-success-sub {
    font-size: 0.8rem !important;
    color: var(--text-muted, #9CA3AF);
    line-height: 1.6;
    margin-bottom: 2.5rem !important;
}

/* スマホ対応の微調整 */
@media (max-width: 480px) {
    .cart-drawer {
        max-width: 100%;
    }
}

/* お届け先トグルのチェックボックス行調整 */
.cart-checkbox-group {
    display: flex;
    align-items: center;
    margin: 0.5rem 0;
}

#cart-delivery-address-fields .cart-form-group {
    margin-bottom: 0.8rem;
}

/* =========================================
   🏷️ お気に入り（キープ）機能用スタイル
   ========================================= */

/* 1. ヘッダーのお気に入りボタンとバッジ */
.header-fav-btn {
    background: none;
    border: none;
    padding: 0.5rem;
    cursor: pointer;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-main, #111111);
    transition: color 0.3s ease;
}

.header-fav-btn:hover {
    color: var(--accent-color, #A9907E);
}

.fav-badge {
    position: absolute;
    top: 0px;
    right: 0px;
    background-color: #e06a6a;
    /* マイルドな赤系（ソフトコーラル） */
    color: #FFFFFF;
    /* 数字は白 */
    font-family: var(--font-jost, 'Jost', sans-serif);
    font-size: 0.65rem;
    font-weight: 500;
    width: 15px;
    height: 15px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid #FFFFFF;
}

/* 2. 商品カード内のキープ（しおり）ボタン */
.product-image-wrapper {
    position: relative;
}

.card-fav-btn {
    position: absolute;
    width: 40px;
    height: 40px;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 5;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.detail-fav-btn {
    position: relative;
    width: 100%;
    height: auto;
    min-height: 48px;
    background: transparent;
    border: 1px solid rgba(17, 17, 17, 0.2);
    color: var(--text-main, #111111);
    font-family: var(--font-sans, sans-serif);
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    cursor: pointer;
    z-index: 5;
    padding: 0.8rem 1.5rem;
    margin-top: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

/* 一覧用の位置 (アイコンサイズ 16px) */
.card-fav-btn {
    top: 7px;
    right: 7px;
}

/* 商品画像内のしおりアイコンのスタイル */
.card-fav-btn .fav-icon {
    width: 16px;
    height: 16px;
    stroke: #FFFFFF;
    /* 明るい・暗い画像両方で見えるように白にする */
    stroke-width: 1.8;
    fill: none;
    opacity: 0.8;
    /* 繊細な黒いシャドウを背後に落とすことで、白い背景でも視認性を確保 */
    filter: drop-shadow(0 1px 2.5px rgba(0, 0, 0, 0.45)) drop-shadow(0 0 1px rgba(0, 0, 0, 0.35));
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), stroke 0.3s ease, fill 0.3s ease, opacity 0.3s ease, filter 0.3s ease;
}

/* 商品詳細ページ用のしおりアイコンのスタイル */
.detail-fav-btn .fav-icon {
    width: 16px;
    height: 16px;
    stroke: var(--text-main, #111111);
    stroke-width: 1.8;
    fill: none;
    transition: all 0.3s ease;
}

/* ヘッダー内のお気に入りアイコンスタイル */
.header-fav-btn .fav-icon {
    width: 20px;
    height: 20px;
    stroke: var(--text-main, #111111);
    stroke-width: 1.6;
    fill: none;
    /* 中身は白 */
    transition: stroke 0.3s ease, fill 0.3s ease;
}

/* ホバー時: 少し上にスライド */
.card-fav-btn:hover .fav-icon {
    opacity: 1;
    stroke: #FFFFFF;
    /* ホバー時はアウトラインを白にする */
    fill: none;
    /* ホバー時は中身を透明（アウトラインのみ）に維持 */
    transform: translateY(-2px);
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
}

.detail-fav-btn:hover {
    background-color: rgba(17, 17, 17, 0.04);
    border-color: var(--text-main, #111111);
}

.detail-fav-btn:hover .fav-icon {
    transform: scale(1.1);
}

.header-fav-btn:hover .fav-icon {
    stroke: var(--accent-color, #A9907E);
    fill: #FFFFFF;
    /* 中身は白のまま */
}

/* お気に入り登録中の状態 (キープ完了時) */
.card-fav-btn.is-active .fav-icon {
    opacity: 1;
    stroke: #FFFFFF;
    /* 登録完了時も白 */
    fill: #FFFFFF;
    /* 登録完了時も中身を白に塗りつぶす */
    transform: translateY(0);
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.35));
}

.detail-fav-btn.is-active .fav-icon {
    stroke: var(--text-main, #111111);
    fill: var(--text-main, #111111); /* 登録完了時は中身を黒く塗りつぶす */
}

.header-fav-btn.is-active .fav-icon {
    stroke: var(--text-main, #111111);
    fill: none;
}

/* スマホ表示時の位置微調整 */
@media (max-width: 767px) {
    .card-fav-btn {
        width: 44px;
        height: 44px;
        top: -2px;
        right: -2px;
    }

    .card-fav-btn .fav-icon {
        width: 14px;
        height: 14px;
    }
}

/* 3. お気に入りドロワー */
.fav-drawer-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(17, 17, 17, 0.15);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    opacity: 0;
    visibility: hidden;
    z-index: 150;
    transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.fav-drawer-overlay.is-active {
    opacity: 1;
    visibility: visible;
}

.fav-drawer {
    position: fixed;
    top: 0;
    right: -5px;
    width: calc(100% + 5px);
    max-width: 485px;
    height: 100%;
    background-color: rgba(249, 249, 248, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-left: 1px solid rgba(17, 17, 17, 0.05);
    box-shadow: -10px 0 40px rgba(0, 0, 0, 0.05);
    z-index: 151;
    transform: translateX(100%);
    transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
    display: flex;
    flex-direction: column;
    padding-right: 5px;
    overflow: hidden;
}

.fav-drawer.is-active {
    transform: translateX(0);
}

.fav-drawer-header {
    padding: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid rgba(17, 17, 17, 0.05);
}

.fav-drawer-title {
    font-family: var(--font-jost, 'Jost', sans-serif);
    font-size: 1.25rem;
    font-weight: 400;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--text-main, #111111);
}

.fav-drawer-close {
    background: none;
    border: none;
    font-size: 2rem;
    font-weight: 300;
    cursor: pointer;
    color: var(--text-main, #111111);
    opacity: 0.6;
    transition: opacity 0.3s ease, transform 0.3s ease;
    padding: 0.5rem;
    line-height: 1;
}

.fav-drawer-close:hover {
    opacity: 1;
    transform: rotate(90deg);
}

.fav-drawer-content {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 2rem;
    display: flex;
    flex-direction: column;
}

/* お気に入りリスト */
.fav-items-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.fav-item {
    display: flex;
    gap: 1.2rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid rgba(17, 17, 17, 0.04);
}

.fav-item-image {
    width: 80px;
    height: 80px;
    object-fit: cover;
    background-color: var(--bg-alt, #EBEBEA);
}

.fav-item-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.fav-item-name {
    font-family: var(--font-sans, sans-serif);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-main, #111111);
    text-decoration: none;
    line-height: 1.4;
    transition: color 0.3s ease;
}

.fav-item-name:hover {
    color: var(--accent-color, #A9907E);
}

.fav-item-price {
    font-family: var(--font-jost, 'Jost', sans-serif);
    font-size: 0.85rem;
    color: var(--text-main, #111111);
    margin-top: 0.2rem;
}

.fav-item-actions {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: 1rem;
    margin-top: 0.5rem;
}

.fav-add-to-cart-btn {
    padding: 0.4rem 1rem;
    background-color: var(--text-main, #111111);
    color: #FFFFFF;
    border: none;
    font-family: var(--font-jost, 'Jost', sans-serif);
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    cursor: pointer;
    transition: background-color 0.2s ease;
}

.fav-add-to-cart-btn:hover {
    background-color: var(--accent-color, #A9907E);
}

.fav-item-soldout {
    font-family: var(--font-jost, 'Jost', sans-serif);
    font-size: 0.75rem;
    color: #DC2626;
    font-weight: 500;
    letter-spacing: 0.05em;
}

.fav-item-remove-btn {
    background: none;
    border: none;
    font-family: var(--font-sans, sans-serif);
    font-size: 0.75rem;
    color: var(--text-muted, #9CA3AF);
    cursor: pointer;
    text-decoration: underline;
    transition: color 0.3s ease;
    padding: 0.3rem 0.5rem;
}

.fav-item-remove-btn:hover {
    color: #DC2626;
}

.fav-empty-message {
    text-align: center;
    margin: auto 0;
    padding: 3rem 0;
}

.fav-empty-icon {
    font-size: 3rem;
    color: var(--text-muted, #9CA3AF);
    margin-bottom: 1.5rem;
    display: block;
}

.fav-empty-message p {
    font-family: var(--font-sans, sans-serif);
    font-size: 0.9rem;
    color: var(--text-muted, #9CA3AF);
    letter-spacing: 0.05em;
}

.fav-loading {
    text-align: center;
    padding: 2rem 0;
    font-size: 0.85rem;
    color: var(--text-muted, #9CA3AF);
}

@media (max-width: 480px) {
    .fav-drawer {
        max-width: 100%;
    }
}

/* 4. トースト通知 (カート追加お知らせ) */
.toast-notification {
    position: fixed;
    top: 2rem;
    left: 50%;
    transform: translate(-50%, -20px);
    background-color: rgba(17, 17, 17, 0.9);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    color: #FFFFFF;
    padding: 0.8rem 1.5rem;
    font-family: var(--font-sans, sans-serif);
    font-size: 0.85rem;
    font-weight: 400;
    letter-spacing: 0.05em;
    z-index: 2100;
    /* お気に入りドロワーやドロワーより前面に表示 */
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.toast-notification.is-show {
    opacity: 1;
    visibility: visible;
    transform: translate(-50%, 0);
}

/* モバイル表示時のトースト調整 */
@media (max-width: 480px) {
    .toast-notification {
        width: 90%;
        max-width: 350px;
        text-align: center;
        top: 1.5rem;
    }
}

/* ==========================================================================
   5. ヴィンテージ同意チェックボックス
   ========================================================================== */
.cart-vintage-agreement {
    margin-bottom: 2rem;
    padding: 1.2rem;
    background-color: rgba(169, 144, 126, 0.05);
    border: 1px solid rgba(169, 144, 126, 0.25);
    border-radius: 4px;
    text-align: left;
}

.vintage-agreement-desc {
    font-size: 0.78rem;
    line-height: 1.6;
    color: #444444;
    margin-bottom: 0.6rem;
}

.vintage-agreement-desc:last-of-type {
    margin-bottom: 1rem;
}

.vintage-agreement-link {
    color: var(--accent-color, #A9907E);
    text-decoration: underline;
    font-weight: 500;
    transition: color 0.2s ease;
}

.vintage-agreement-link:hover {
    color: var(--text-main, #111111);
}

.vintage-agreement-label {
    display: flex;
    align-items: flex-start;
    gap: 0.6rem;
    cursor: pointer;
    font-size: 0.8rem;
    font-weight: 500;
    line-height: 1.5;
    color: var(--text-main, #111111);
    user-select: none;
}

.vintage-agreement-label input[type="checkbox"] {
    margin-top: 0.15rem;
    width: 16px;
    height: 16px;
    cursor: pointer;
    accent-color: var(--accent-color, #A9907E);
}

/* 注文ボタン無効時のスタイル */
.cart-checkout-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    background-color: #9CA3AF !important;
}