/* --- [03. パンくずリスト] --- */
.btc-cart-entry-pc__breadcrumb-container {
    position: relative;
    padding: 85px 25px 20px;
    z-index: 10;
}
.btc-cart-entry-pc__breadcrumbs {
    list-style: none;
    display: flex;
    align-items: center;
    padding: 0;
    margin: 0;
    font-size: 10px;
    letter-spacing: 0.05em;
    overflow-x: auto;
    white-space: nowrap;
}
.btc-cart-entry-pc__breadcrumbs li:not(:last-child)::after {
    content: "/";
    margin: 0 10px;
    color: #ccc;
}
.btc-cart-entry-pc__breadcrumbs a {
    text-decoration: none;
    color: #2d2d2d;
    opacity: 0.5;
}

/* --- [04. ページヘッダー] --- */
.btc-cart-entry-pc__page-header {
    padding: 20px 25px 40px;
    text-align: center;
    position: relative;
}
.btc-cart-entry-pc__page-title {
    font-family: 'Noto Sans JP', sans-serif;
    font-weight: 600;
    font-size: 1.375rem;
    letter-spacing: 0.1rem;
    margin: 0;
    color: #1a2a40;
    line-height: 1.6;
}
.btc-cart-entry-pc__page-title span {
    display: block;
    font-size: 10px;
    font-family: 'Inter', sans-serif;
    letter-spacing: 0.3em;
    margin-top: 10px;
    opacity: 0.6;
}

/* --- [05. ホワイトBOX：商品詳細コンテナ] --- */
.btc-cart-entry-pc__cart-item-container {
    background-color: #ffffff;
    border-radius: 12px;
    padding: 20px 20px;
    margin-bottom: 20px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.03);
}

/* 各商品アイテムの並び */
.btc-cart-entry-pc__cart-item-unit {
    padding: 40px 0;
    display: flex;
    flex-direction: column;
    gap: 20px;
}
/* 1つ目の商品だけはpaddingなし */
.btc-cart-entry-pc__list-item:first-child .btc-cart-entry-pc__cart-item-unit {
    padding: 0 0 40px;
}

/* 細めの区切り線 */
.btc-cart-entry-pc__item-separator {
    border: none;
    height: 1px;
    background-color: #1a2a40;
    margin: 0;
    opacity: 0.2;
}

/* 上部レイアウト（画像と情報） */
.btc-cart-entry-pc__cart-item-main {
    display: flex;
    gap: 20px;
}

/* 左側：画像 */
.btc-cart-entry-pc__cart-item-image {
    width: 225px;
    height: 100%;
    border-radius: 12px;
    overflow: hidden;
    object-fit: cover;
    border-radius: 8px;
    background-color: #f9f9f9;
}

/* 右側：情報とサブエリアを縦に並べるラッパー */
.btc-cart-entry-pc__cart-item-right {
    flex: 1;
    display: flex;
    flex-direction: column;
}

/* 右側：商品情報 */
.btc-cart-entry-pc__cart-item-info {
    flex: 1;
}
.btc-cart-entry-pc__product-name {
    font-size: 20px;
    font-weight: 700;
    margin: 0 0 8px 0;
    line-height: 1.4;
    color: #1a2a40;
}

/* 内包される構成商品リスト */
.btc-cart-index-pc__order-item-list {
    margin-top: 5px;
    padding: 0;
    list-style: none;
}
.btc-cart-index-pc__order-item-list li {
    font-size: 16px;
    color: #555555;
    line-height: 1.75;
    letter-spacing: 0.02em;
    white-space: nowrap;
}
.btc-cart-index-pc__order-item-list li::before {
    content: "・";
    color: #aaaaaa;
}

.btc-cart-entry-pc__product-price {
    text-align: end;
    font-size: 18px;
    color: #2d2d2d;
    font-weight: 600;
}

.btc-cart-entry-pc__cart-item-subarea {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-end;
    gap: 20px;
    border-top: 1px solid #f0f0f0;
    padding-top: 15px;
    margin-top: 20px;
}

/* 下部エリア（数量と小計） */
.btc-cart-entry-pc__cart-item-controls {
    display: flex;
    flex: 1;
    justify-content: space-between;
    align-items: flex-end;
    gap: 20px;
}

/* 数量セクション */
.btc-cart-entry-pc__quantity-section-label {
    font-size: 12px;
    font-weight: bold;
    margin-bottom: 8px;
    color: #888;
}

/* --- [06. 数量ボタンのCSS] --- */
.btc-cart-entry-pc__quantity-selector {
    display: flex;
    border: 1px solid #ddd;
    border-radius: 4px;
    overflow: hidden;
    width: fit-content;
}
.btc-cart-entry-pc__qty-btn {
    width: 35px;
    height: 40px;
    border: none;
    background: #f8f8f8;
    cursor: pointer;
    font-size: 24px;
    transition: background 0.2s;
}
.btc-cart-entry-pc__qty-btn:hover { background: #eee; }
.btc-cart-entry-pc__qty-input {
    width: 45px;
    height: 40px;
    text-align: center;
    border: none;
    border-left: 1px solid #ddd;
    border-right: 1px solid #ddd;
    border-radius: 0;
    font-size: 18px;
    -webkit-appearance: none;
    appearance: none;
    -moz-appearance: textfield;
}

/* --- [07. 小計と削除ボタン] --- */
.btc-cart-entry-pc__subtotal-area {
    text-align: right;
}
.btc-cart-entry-pc__subtotal-label {
    font-size: 12px;
    color: #888;
    margin-bottom: 4px;
}
.btc-cart-entry-pc__subtotal-price {
    font-size: 18px;
    font-weight: 700;
    color: #1a2a40;
}

.btc-cart-entry-pc__delete-btn-wrap {
    flex-shrink: 0;
    display: flex;
    justify-content: flex-end;
}
.btc-cart-entry-pc__delete-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 3px;
    background-color: #666666;
    color: #ffffff;
    border: none;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    padding: 8px 14px;
    transition: opacity 0.2s, background-color 0.2s;
}
.btc-cart-entry-pc__delete-btn:hover {
    background-color: #444444;
    opacity: 0.9;
}
.btc-cart-entry-pc__delete-btn svg {
    width: 20px;
    height: 20px;
    fill: #ffffff;
}

/* --- [08. ホワイトBOX：小計・合計コンテナ] --- */
.btc-cart-entry-pc__summary-container {
    background-color: #ffffff;
    border-radius: 12px;
    padding: 25px 20px;
    margin-top: 20px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.03);
}
.btc-cart-entry-pc__summary-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.btc-cart-entry-pc__summary-label {
    font-size: 18px;
    color: #2d2d2d;
}
.btc-cart-entry-pc__summary-value {
    font-size: 20px;
    font-weight: 500;
    color: #2d2d2d;
    text-align: right;
}
/* 合計用の区切り線 */
.btc-cart-entry-pc__summary-separator {
    border: none;
    height: 1px;
    background-color: #1a2a40;
    opacity: 0.1;
    margin: 15px 0;
}
/* 合計金額のフォント調整用クラス */
.btc-cart-entry-pc__total-label-text {
    font-size: 20px;
    font-weight: 700;
    color: #1a2a40;
}
.btc-cart-entry-pc__total-price-text {
    font-size: 22px;
    font-weight: 700;
    color: #1a2a40;
}

/* --- [09. ページ下部ボタン] --- */
.btc-cart-entry-pc__main-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 25px 100px;
}
.btc-cart-entry-pc__btn-container {
    padding: 0 35px;
    margin-top: 40px;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.btc-cart-entry-pc__form-btn {
    width: 100%;
    height: 60px;
    max-width: 320px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    font-size: 18px;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: opacity 0.3s;
    border-radius: 30px;
}

.btc-cart-entry-pc__form-btn:hover { opacity: 0.8; }

.btc-cart-entry-pc__btn-primary { background-color: #1a2a40; color: #ffffff; }
.btc-cart-entry-pc__btn-outline { background-color: #ffffff; color: #1a2a40; border: 1px solid #1a2a40; }
.btc-cart-entry-pc__btn-subscription {
    background: #bda16b;
    color: #fff;
}

/* --- [10. 送料無料メッセージ] --- */
.btc-cart-entry-pc__cart-postage-box {
    background-color: #1a2a40;
    padding: 15px;
    border-radius: 8px;
    text-align: center;
    font-size: 14px;
    margin-bottom: 25px;
    color: #ffffff;
    position: relative;
}
.btc-cart-entry-pc__cart-postage-box::after {
    content: "";
    position: absolute;
    bottom: -14px;
    left: 100px;
    border-top: 15px solid #1a2a40;
    border-left: 10px solid transparent;
    border-right: 10px solid transparent;
}
.btc-cart-entry-pc__cart-postage-box b {
    color: #ffffff;
    font-weight: 700;
    font-size: 18px;
}


.btc-cart-pc__error-msg {
    padding: 0 40px 20px;
    font-size: 13px;
    max-width: 900px;
    margin: 0 auto;
}

/* =============================================
   PC レスポンシブ (768px)
   ============================================= */
@media (min-width: 768px) {
    .btc-cart-entry-pc__breadcrumb-container {
        padding: 90px 40px 20px;
        max-width: 960px;
        margin: 0 auto;
    }
    .btc-cart-entry-pc__breadcrumbs { font-size: 13px; }

    .btc-cart-entry-pc__page-header {
        padding: 20px 40px 40px;
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    .btc-cart-entry-pc__page-title { font-size: 28px; }
    .btc-cart-entry-pc__page-title span { font-size: 14px; }

    .btc-cart-entry-pc__btn-container {
        justify-content: center;
        padding: 0px;
        margin-inline: auto;
    }

    .btc-cart-entry-pc__cart-item-container {
        padding: 30px 30px;
    }

    /* カート内設定：rowに修正 */

    .btc-cart-entry-pc__cart-item-unit {
        flex-direction: row;
        justify-content: space-between;
        gap: 0px;
        height: 100%;
    }

    .btc-cart-entry-pc__cart-item-main {
        width: 100%;
        height: fit-content;
    }
    
    .btc-cart-entry-pc__cart-item-info {
        display: flex;
        flex-direction: column;
        padding: 25px;
    }


    .btc-cart-entry-pc__cart-item-controls {
        flex-direction: row;
        justify-content: flex-start;
        border: none;
        align-items: unset;
        padding-top: 0px;
        padding-left: 25px;
        gap: 30px;
    }

    .btc-cart-entry-pc__quantity-section-label {
        font-size: 15px;
        margin-bottom: 0px;
    }    

    .btc-cart-entry-pc__qty-input {
        width: 45px;
        height: 40px;
    }
    .btc-cart-entry-pc__subtotal-area {
        /* height: auto; */
        display: flex;
        flex-direction: column;
        gap: 5px;
        align-items: center;
        justify-content: center;
    }

    .btc-cart-entry-pc__subtotal-label {
        font-size: 15px;
        margin-bottom: 0px;
        font-weight: bold;
    }
    .btc-cart-entry-pc__subtotal-price {
        font-size: 24px;
    }

    .btc-cart-entry-pc__delete-btn-wrap {
        margin-top: 0px;
        display: flex;
        justify-content: unset;
        align-items: center;
    }

    .btc-cart-entry-pc__delete-btn {
        height: max-content;
        font-family: 'Inter', 'Noto Sans JP', "Helvetica Neue", Arial, "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Noto Sans CJK JP",
    "BIZ UDPGothic", Meiryo, sans-serif;
    }

    .btc-cart-entry-pc__quantity-wrapper {
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: space-between;
    }

    .btc-cart-entry-pc__summary-container {
        padding: 25px 30px;
    }
}

/* =============================================
   PC レスポンシブ (1024px)
   ============================================= */
@media (min-width: 1024px) {
    .btc-cart-entry-pc__main-content { max-width: 900px; }

    .btc-cart-entry-pc__btn-container {
        padding: 0 60px;
    }
    .btc-cart-entry-pc__breadcrumbs { font-size: 14px; }
    .btc-cart-entry-pc__page-title { font-size: 32px; }
    .btc-cart-entry-pc__page-title span { font-size: 16px; }
    .btc-cart-entry-pc__cart-item-image {
        width: unset;
        height: 100%;
    }
    .btc-cart-pc__error-msg {
        font-size: 15px;
    }
}