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

/* フッターのサンクスメッセージを非表示 */
#footer-thankyou {
    display: none !important;
}

        :root {
            --primary-red: #DC143C;
            --dark-red: #8B0000;
            --primary-black: #1a1a1a;
            --secondary-black: #2d2d2d;
            --text-gray: #666;
            --border-gray: #e0e0e0;
            --bg-light: #f8f8f8;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", Arial, sans-serif;
            line-height: 1.6;
            color: var(--primary-black);
            background-color: var(--bg-light);
        }

        main img,
        .content-wrapper img,
        .article-content img,
        .article-body img,
        .entry-content img,
        .wp-block-image img,
        .product-description img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border: 0;
        }

        /* ヘッダー */
        .header {
            background: linear-gradient(135deg, var(--primary-black) 0%, var(--secondary-black) 100%);
            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
        }

        .header-container {
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .header-main {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 10px 0;
        }

        .logo {
            font-size: 28px;
            font-weight: bold;
            color: white;
            text-decoration: none;
            display: flex;
            align-items: center;
        }

        .logo span {
            color: var(--primary-red);
            margin-left: 5px;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 20px;
        }

        .social-icons {
            display: flex;
            gap: 10px;
        }

        .social-icon {
            width: 38px;
            height: 38px;
            background: rgba(255,255,255,0.1);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            text-decoration: none;
            transition: all 0.3s ease;
            font-size: 16px;
        }

        .social-icon:hover {
            background: var(--primary-red);
            transform: translateY(-2px);
        }

        /* ヘッダー画像 */
        .header-image {
            width: 100%;
            height: 300px;
            background-image: url('../images/header_pc.png');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            position: relative;
            overflow: hidden;
            display: flex;
            align-items: center;
            justify-content: center;
        }


        /* コンテンツラッパー */
        .content-wrapper--front {
            display: flex;
            align-items: flex-start;
            justify-content: flex-start;
            flex-wrap: nowrap;
            column-gap: clamp(24px, 3vw, 40px);
            row-gap: clamp(24px, 3vw, 32px);
            max-width: 1320px;
            width: 100%;
            margin: 0 auto;
            min-height: calc(100vh - 70px);
            padding: 30px clamp(20px, 4vw, 40px) 40px;
        }

        @media (max-width: 768px) {
            .header-main {
                gap: 8px !important;
                align-items: center !important;
            }

            #headerActions {
                display: none !important;
                width: 100%;
                order: 4;
                margin: 0;
                padding: 0;
                border-top: none;
            }

            #headerActions.active {
                display: flex !important;
                padding: 10px 0 4px;
                border-top: 1px solid rgba(255,255,255,0.1);
                justify-content: space-evenly;
            }

            #headerActions .social-icons {
                width: 100%;
                justify-content: space-evenly;
                gap: 12px;
            }
        }
@media (max-width: 480px) {
            .card-image-slider--compact {
                width: 82px;
            }

            .product-info--compact .product-name {
                font-size: 14px;
            }

            .product-meta-row {
                gap: 8px;
            }

            .meta-cell {
                font-size: 12px;
            }

            .price-value {
                font-size: 18px;
            }

            .purchase-link--compact {
                font-size: 11px;
                padding: 6px 10px;
            }
        }

        /* スマホ表示時のSNSアイコンサイズ調整 */
        @media (max-width: 768px) {
            #headerActions {
                display: none !important;
                width: 100%;
                order: 4;
                margin: 0 !important;
                padding: 0 !important;
                border-top: none !important;
            }

            #headerActions.active {
                display: flex !important;
                justify-content: space-evenly;
                padding: 10px 0 4px !important;
                border-top: 1px solid rgba(255,255,255,0.1) !important;
            }

            #headerActions .social-icons {
                width: 100%;
                justify-content: space-evenly;
                gap: 12px;
            }
        }

        body:not(.home):not(.search) .content-wrapper {
            margin: 0 auto;
            padding: 40px 20px;
            min-height: auto;
            gap: 0;
        }

        .content-wrapper--group-list {
            max-width: 1280px;
            padding: 40px clamp(16px, 4vw, 32px);
        }

        @media (max-width: 768px) {
            .content-wrapper--group-list {
                padding: 24px 12px 32px;
            }
        }

        .content-wrapper--search {
            padding-top: 10px;
        }

        .search-hero {
            background: white;
            border-bottom: 1px solid var(--border-gray);
            box-shadow: 0 2px 12px rgba(0,0,0,0.05);
            margin-bottom: 10px;
        }

        .search-hero__content {
            max-width: 1320px;
            margin: 0 auto;
            padding: 30px clamp(20px, 4vw, 40px);
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .search-hero__title {
            font-size: 28px;
            font-weight: 700;
            display: flex;
            align-items: center;
            gap: 12px;
            color: var(--primary-black);
        }

        .search-hero__title i {
            color: var(--primary-red);
        }

        .search-hero__summary {
            font-size: 16px;
            color: var(--text-gray);
        }

        /* サイドバー */
        .sidebar {
            width: 260px;
            flex: 0 0 260px;
        }

        .sidebar .sidebar-content {
            background: white;
            border: 1px solid var(--border-gray);
            border-radius: 10px;
            padding: 25px 20px;
            position: sticky;
            top: 100px;
            box-shadow: 0 2px 5px rgba(0,0,0,0.05);
        }

        .sidebar .sidebar-section {
            margin-bottom: 30px;
        }

        .sidebar .sidebar-section:last-child {
            margin-bottom: 0;
        }

        .sidebar-title {
            font-size: 16px;
            font-weight: bold;
            color: var(--primary-black);
            margin-bottom: 15px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .sidebar-title i {
            color: var(--primary-red);
            font-size: 14px;
        }

        /* サイドバー検索 */
        .sidebar-search {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .sidebar-search-input {
            width: 100%;
            padding: 10px;
            border: 2px solid var(--border-gray);
            border-radius: 5px;
            outline: none;
            font-size: 14px;
            transition: border-color 0.3s ease;
        }

        .sidebar-search-input:focus {
            border-color: var(--primary-red);
            margin-bottom: 4px;
        }

        .sidebar-search-btn {
            width: 100%;
            padding: 10px 15px;
            background: var(--primary-red);
            color: white;
            border: none;
            border-radius: 5px;
            cursor: pointer;
            transition: background 0.3s ease;
            font-size: 14px;
            font-weight: 500;
        }

        .sidebar-search-btn:hover {
            background: var(--dark-red);
        }

        /* フィルター項目 */
        .sidebar-filters {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .filter-item {
            display: flex;
            align-items: center;
            padding: 10px;
            border-radius: 5px;
            cursor: pointer;
            transition: background 0.3s ease;
        }

        .filter-item:hover {
            background: var(--bg-light);
        }

        .filter-item input[type="radio"] {
            margin-right: 10px;
            accent-color: var(--primary-red);
            margin-bottom: 4px;
        }

        .filter-item span {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--primary-black);
        }

        .filter-item input:checked + span {
            color: var(--primary-red);
            font-weight: 600;
        }


        /* メインコンテンツ */
        .main-container {
            flex: 1 1 auto;
            min-width: 0;
            padding: 0 10px 40px 0;
        }

        /* フィルターセクション */
        .filter-section {
            background: white;
            padding: 20px;
            border-radius: 10px;
            margin-bottom: 30px;
            box-shadow: 0 2px 5px rgba(0,0,0,0.05);
        }

        .filter-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
        }

        .section-title {
            font-size: 24px;
            font-weight: bold;
            color: var(--primary-black);
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .section-title::before {
            content: '';
            width: 4px;
            height: 24px;
            background: var(--primary-red);
        }

        .section-subtitle {
            font-size: 14px;
            color: var(--text-gray);
            margin-left: auto;
        }

        .filter-buttons {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }

        .filter-btn {
            padding: 8px 20px;
            border: 2px solid var(--border-gray);
            background: white;
            border-radius: 20px;
            cursor: pointer;
            font-size: 14px;
            font-weight: 500;
            transition: all 0.3s ease;
        }

        .filter-btn:hover {
            border-color: var(--primary-red);
            color: var(--primary-red);
            margin-bottom: 4px;
        }

        .filter-btn.active {
            background: var(--primary-red);
            color: white;
            border-color: var(--primary-red);
            margin-bottom: 4px;
        }

        /* カードグリッド */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            column-gap: clamp(20px, 2vw, 32px);
            row-gap: clamp(24px, 3vw, 36px);
            margin-bottom: 40px;
        }

        @media (max-width: 1280px) {
            .card-grid {
                grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
            }
        }

        @media (max-width: 1024px) {
            .content-wrapper--front {
                flex-direction: column;
                align-items: stretch;
            }
            .search-hero__content {
                padding: 24px 20px;
            }
        }

        @media (max-width: 767px) {
            .content-wrapper--front {
                padding: 24px 7px 32px;
            }
            .card-grid {
                grid-template-columns: minmax(0, 1fr);
            }
            .section-subtitle {
                margin-left: 0;
            }
        }

        .no-results {
            background: white;
            border-radius: 12px;
            padding: 40px 24px;
            text-align: center;
            border: 1px solid var(--border-gray);
            color: var(--text-gray);
            box-shadow: 0 2px 6px rgba(0,0,0,0.05);
        }

        .search-pagination {
            display: flex;
            justify-content: center;
            margin: 20px 0 60px;
        }

        .search-pagination .nav-links {
            display: flex;
            gap: 12px;
            align-items: center;
        }

        .search-pagination .pagination-prev,
        .search-pagination .pagination-next {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: var(--primary-red);
            color: #fff;
        }

        .search-pagination .page-numbers {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            border-radius: 50%;
            border: 1px solid var(--border-gray);
            color: var(--primary-black);
            font-weight: 600;
            transition: all 0.2s ease;
        }

        .search-pagination .page-numbers:hover,
        .search-pagination .page-numbers:focus {
            border-color: var(--primary-red);
            color: var(--primary-red);
        }

        .search-pagination .page-numbers.current {
            background: var(--primary-red);
            border-color: var(--primary-red);
            color: #fff;
        }

        /* 記事カード */
        .card {
            background: white;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 3px 10px rgba(0,0,0,0.08);
            transition: all 0.3s ease;
            cursor: pointer;
        }

        .card:hover {
            transform: translateY(-5px);
            box-shadow: 0 5px 20px rgba(220,20,60,0.15);
        }

        /* カード画像スライダー */
        .card-image-slider {
            position: relative;
            width: 100%;
            overflow: hidden;
            aspect-ratio: 16 / 9;
            background: linear-gradient(135deg, var(--primary-red), var(--dark-red));
        }

        .card-images {
            position: absolute;
            top: 0;
            bottom: 0;
            left: 0;
            right: 0;
            display: flex;
            transition: transform 0.3s ease;
            height: 100%;
        }

        .card-img {
            width: 100%;
            height: 100%;
            flex-shrink: 0;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
        }

        .card-image-slider .slider-nav,
        .product-image-slider .slider-nav {
            position: absolute;
            top: 50%;
            transform: translateY(-50%);
            background: rgba(0,0,0,0.55);
            color: #fff;
            border: none;
            border-radius: 50%;
            width: 38px;
            height: 38px;
            padding: 0;
            cursor: pointer;
            font-size: 16px;
            transition: all 0.3s ease;
            display: flex;
            align-items: center;
            justify-content: center;
            opacity: 0;
            pointer-events: none;
            box-shadow: 0 6px 16px rgba(0,0,0,0.2);
        }

        .card-image-slider .slider-nav.prev,
        .product-image-slider .slider-nav.prev {
            left: 10px;
        }

        .card-image-slider .slider-nav.next,
        .product-image-slider .slider-nav.next {
            right: 10px;
        }

        .card-image-slider .slider-nav:hover,
        .product-image-slider .slider-nav:hover {
            background: rgba(220,20,60,0.85);
            transform: translateY(-50%) scale(1.08);
        }

        .card-image-slider:hover .slider-nav,
        .product-image-slider:hover .slider-nav {
            opacity: 1;
            pointer-events: auto;
        }

        .card-image-slider.slider--single .slider-nav,
        .product-image-slider.slider--single .slider-nav {
            display: none;
        }

        @media (hover: none), (max-width: 768px) {
            .card-image-slider .slider-nav,
            .product-image-slider .slider-nav {
                opacity: 1;
                pointer-events: auto;
            }
        }

        .slider-dots {
            position: absolute;
            bottom: 10px;
            left: 50%;
            transform: translateX(-50%);
            display: flex;
            gap: 5px;
        }

        .dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: rgba(255,255,255,0.5);
            transition: all 0.3s ease;
            cursor: pointer;
        }

        .dot.active {
            background: white;
            width: 20px;
            border-radius: 4px;
        }

        /* モバイルでドットを大きくしてタップしやすくする */
        @media (max-width: 768px) {
            .dot {
                width: 10px;
                height: 10px;
                margin: 0 4px;
            }

            .dot.active {
                width: 24px;
                height: 10px;
            }
        }

        .card-badge {
            position: absolute;
            top: 10px;
            left: 10px;
            background: var(--primary-red);
            color: white;
            padding: 5px 12px;
            border-radius: 15px;
            font-size: 12px;
            font-weight: bold;
            z-index: 1;
        }

        .card-badge.new {
            background: #ff4444;
        }

        .card-badge.restock {
            background: #4CAF50;
        }

        .card-content {
            padding: 20px;
        }

        .card-category {
            color: var(--primary-red);
            font-size: 12px;
            font-weight: bold;
            margin-bottom: 8px;
        }

        .card-title {
            font-size: 16px;
            font-weight: bold;
            color: var(--primary-black);
            margin-bottom: 10px;
            line-height: 1.4;
            display: -webkit-box;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .card-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            color: var(--text-gray);
            font-size: 12px;
            padding-top: 10px;
            border-top: 1px solid var(--border-gray);
        }

        .card-meta-left {
            display: flex;
            gap: 15px;
        }

        .meta-item {
            display: flex;
            align-items: center;
            gap: 5px;
        }
        
        .meta-item i {
            font-size: 12px;
        }

        /* Google AdSenseインフィード広告用カード */
        .nyuka-infeed-ad {
            position: relative;
        }

        .nyuka-infeed-ad--card {
            background: #fafafa;
            border: 1px solid #e8e8e8;
            border-radius: 16px;
            overflow: hidden;
        }

        .nyuka-infeed-ad--card .adsense-container {
            border-radius: 16px;
        }

        .product-item--ad .product-main--ad {
            background: #ffffff;
            border: 1px solid #e8e8e8;
            border-radius: 16px;
            width: 100%;
            padding: 20px;
            display: flex;
            flex-direction: column;
            gap: 16px;
            position: relative;
        }

        .product-item--ad .adsense-container {
            border-radius: 12px;
        }

        /* 広告ラベル（AdSense規約準拠） */
        .ad-label {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(0,0,0,0.05);
            color: #666;
            padding: 2px 8px;
            border-radius: 4px;
            font-size: 11px;
            font-weight: 600;
            border: 1px solid rgba(0,0,0,0.08);
            z-index: 2;
            letter-spacing: 0.08em;
        }

        .product-item--ad .ad-label {
            top: 8px;
            left: 8px;
        }

        /* AdSenseコンテナ */
        .adsense-container {
            width: 100%;
            min-height: 120px;
            max-height: 400px;
            overflow: hidden;
            background: #ffffff;
        }

        .adsense-container--inline {
            min-height: 140px;
        }

        /* AdSense広告の高さ制御 */
        .adsense-container .adsbygoogle {
            display: block;
            width: 100%;
            min-height: 120px;
            max-height: 400px;
        }

        /* デモ用プレースホルダー */
        .ad-placeholder {
            text-align: center;
            padding: 32px 20px;
            color: #9ca3af;
            font-size: 14px;
        }

        .ad-placeholder-icon {
            font-size: 40px;
            color: #d1d5db;
            margin-bottom: 12px;
        }

        .ad-placeholder-text {
            font-size: 13px;
            line-height: 1.6;
        }

        .ad-fallback {
            margin: 12px;
            font-size: 12px;
            color: #9ca3af;
            text-align: center;
        }

        .ad-placeholder-note {
            font-size: 11px;
            color: #bbb;
            margin-top: 8px;
        }

        /* もっと見るボタン */
        .load-more {
            text-align: center;
            margin: 40px 0;
        }

        .load-more--hidden {
            display: none;
        }

        .load-more-btn {
            background: var(--primary-red);
            color: white;
            border: none;
            padding: 15px 50px;
            border-radius: 30px;
            font-size: 16px;
            font-weight: bold;
            cursor: pointer;
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 12px;
            position: relative;
        }

        .load-more-btn:hover {
            background: var(--dark-red);
            transform: scale(1.05);
        }

        .load-more-btn:disabled,
        .load-more-btn[aria-busy="true"] {
            opacity: 0.65;
            cursor: not-allowed;
            transform: none;
        }

        .load-more-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .load-more-spinner {
            display: none;
            width: 18px;
            height: 18px;
            border: 2px solid rgba(255,255,255,0.55);
            border-top-color: #fff;
            border-radius: 50%;
            animation: load-spin 0.75s linear infinite;
        }

        .load-more-btn.is-loading .load-more-spinner {
            display: inline-block;
        }

        .load-more-btn.has-error {
            background: var(--dark-red);
        }

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

        /* フッター */
        .footer {
            background: var(--primary-black);
            color: white;
            padding: 40px 0 20px;
            margin-top: 80px;
        }

        .footer-content {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 30px;
        }

        .footer-section h3 {
            color: var(--primary-red);
            margin-bottom: 15px;
        }

        .footer-links {
            list-style: none;
        }

        .footer-links li {
            margin-bottom: 10px;
        }

        .footer-links a {
            color: #ccc;
            text-decoration: none;
            transition: color 0.3s ease;
        }

        .footer-links a:hover {
            color: var(--primary-red);
            margin-bottom: 4px;
        }

        .footer-bottom {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid rgba(255,255,255,0.1);
            color: #ccc;
        }

        /* Xアカウント選択モーダル */
        .x-modal-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(0,0,0,0.7);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            z-index: 10000;
            opacity: 0;
            transition: opacity 0.3s ease;
        }

        .x-modal-overlay.active {
            display: flex;
            align-items: center;
            justify-content: center;
            opacity: 1;
        }

        .x-modal {
            background: white;
            border-radius: 20px;
            padding: 30px;
            max-width: 400px;
            width: 90%;
            box-shadow: 0 10px 40px rgba(0,0,0,0.3);
            transform: scale(0.9);
            transition: transform 0.3s ease;
            position: relative;
        }

        .x-modal-overlay.active .x-modal {
            transform: scale(1);
        }

        .x-modal-close {
            position: absolute;
            top: 15px;
            right: 15px;
            background: none;
            border: none;
            font-size: 24px;
            color: var(--text-gray);
            cursor: pointer;
            width: 32px;
            height: 32px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            transition: all 0.3s ease;
        }

        .x-modal-close:hover {
            background: var(--bg-light);
            color: var(--primary-black);
        }

        .x-modal-title {
            font-size: 20px;
            font-weight: bold;
            color: var(--primary-black);
            margin-bottom: 25px;
            text-align: center;
        }

        .x-accounts {
            display: flex;
            flex-direction: column;
            gap: 15px;
        }

        .x-account-link {
            display: flex;
            align-items: center;
            gap: 15px;
            padding: 15px 20px;
            background: var(--bg-light);
            border-radius: 12px;
            text-decoration: none;
            transition: all 0.3s ease;
            border: 2px solid transparent;
        }

        .x-account-link:hover {
            background: white;
            border-color: var(--primary-red);
            transform: translateX(5px);
        }

        .x-account-icon {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            overflow: hidden;
            display: flex;
            align-items: center;
            justify-content: center;
            background: black;
            color: white;
            font-size: 22px;
        }
        
        .x-account-icon img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .x-account-name {
            font-size: 16px;
            font-weight: 600;
            color: var(--primary-black);
        }

        /* モバイル用フローティングボタン */
        .mobile-filter-fab {
            display: none;
            position: fixed;
            bottom: 20px;
            right: 20px;
            width: 56px;
            height: 56px;
            background: var(--primary-red);
            border: none;
            border-radius: 50%;
            color: white;
            font-size: 20px;
            box-shadow: 0 4px 12px rgba(220,20,60,0.3);
            cursor: pointer;
            z-index: 9999;
            transition: all 0.3s ease, opacity 0.5s ease;
            -webkit-tap-highlight-color: transparent;
            pointer-events: auto;
            touch-action: manipulation;
            opacity: 0.8;
        }

        .mobile-filter-fab:hover {
            transform: scale(1.1);
            box-shadow: 0 6px 16px rgba(220,20,60,0.4);
        }


        /* モバイル用ドロワー */
        .mobile-drawer-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(0,0,0,0);
            z-index: 999;
            transition: background 0.3s ease;
            pointer-events: none;
        }

        .mobile-drawer-overlay.active {
            display: block;
            background: rgba(0,0,0,0.5);
            pointer-events: auto;
        }

        .mobile-drawer {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: white;
            border-radius: 20px 20px 0 0;
            max-height: 80vh;
            z-index: 1000;
            transform: translateY(100%);
            transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            overflow: hidden;
            visibility: hidden;
        }

        .mobile-drawer.active {
            transform: translateY(0);
            visibility: visible;
        }

        .drawer-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 20px;
            border-bottom: 2px solid var(--border-gray);
            background: var(--bg-light);
        }

        .drawer-title {
            font-size: 18px;
            font-weight: bold;
            color: var(--primary-black);
        }

        .drawer-close {
            background: none;
            border: none;
            font-size: 24px;
            color: var(--text-gray);
            cursor: pointer;
            padding: 0;
            width: 32px;
            height: 32px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            transition: all 0.3s ease;
        }

        .drawer-close:hover {
            background: var(--border-gray);
            color: var(--primary-black);
        }

        .drawer-content {
            padding: 20px;
            overflow-y: auto;
            max-height: calc(80vh - 80px);
        }

        .drawer-section {
            margin-bottom: 30px;
        }

        .drawer-section:last-child {
            margin-bottom: 0;
        }

        .drawer-section-title {
            font-size: 16px;
            font-weight: bold;
            color: var(--primary-black);
            margin-bottom: 15px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .drawer-section-title i {
            color: var(--primary-red);
            font-size: 14px;
        }

        .drawer-search {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .drawer-search-input {
            width: 100%;
            padding: 12px;
            border: 2px solid var(--border-gray);
            border-radius: 8px;
            font-size: 16px;
            outline: none;
            transition: border-color 0.3s ease;
        }

        .drawer-search-input:focus {
            border-color: var(--primary-red);
            margin-bottom: 4px;
        }

        .drawer-search-btn {
            width: 100%;
            padding: 12px;
            background: var(--primary-red);
            color: white;
            border: none;
            border-radius: 8px;
            font-size: 16px;
            font-weight: bold;
            cursor: pointer;
            transition: background 0.3s ease;
        }

        .drawer-search-btn:hover {
            background: var(--dark-red);
        }

        .drawer-filters {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .drawer-filter-item {
            display: flex;
            align-items: center;
            padding: 12px;
            border: 2px solid var(--border-gray);
            border-radius: 8px;
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .drawer-filter-item:hover {
            background: var(--bg-light);
            border-color: var(--primary-red);
            margin-bottom: 4px;
        }

        .drawer-filter-item input[type="radio"] {
            margin-right: 12px;
            width: 18px;
            height: 18px;
            accent-color: var(--primary-red);
            margin-bottom: 4px;
        }

        .drawer-filter-item span {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 15px;
            color: var(--primary-black);
        }

        .drawer-filter-item input:checked + span {
            color: var(--primary-red);
            font-weight: 600;
        }

        .drawer-filter-item input:checked ~ * {
            color: var(--primary-red);
            margin-bottom: 4px;
        }

        .drawer-filter-item:has(input:checked) {
            background: rgba(220,20,60,0.05);
            border-color: var(--primary-red);
            margin-bottom: 4px;
        }

        /* モバイル対応 */
        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 24px;
            cursor: pointer;
        }

        @media (max-width: 768px) {
            .sidebar {
                display: none;
            }

            .mobile-filter-fab {
                display: flex;
                align-items: center;
                justify-content: center;
            }

            /* オーバーレイとドロワーは初期状態では非表示、activeクラスで制御 */
            .mobile-drawer {
                visibility: hidden;
            }
            
            .mobile-drawer.active {
                visibility: visible;
            }

            .header {
                padding: 8px 0;
            }

            .header-main {
                flex-wrap: wrap;
                align-items: center;
                justify-content: space-between;
                gap: 10px;
            }
            
            .logo {
                font-size: 22px;
                flex: 1 1 auto;
            }

            .mobile-menu-btn {
                display: block;
                order: 2;
            }

            .header-actions {
                display: none !important;
                width: 100%;
                order: 4;
                margin: 0;
                padding: 10px 0 6px;
                border-top: 1px solid rgba(255,255,255,0.1);
            }

            .header-actions.active {
                display: flex !important;
                opacity: 1;
                transform: none;
            }

            .social-icons {
                justify-content: space-evenly;
                gap: 12px;
                width: 100%;
            }


            .card-grid {
                grid-template-columns: 1fr;
            }

            .filter-header {
                flex-direction: column;
                align-items: flex-start;
                gap: 15px;
            }

            .header-image {
                height: 220px;
                background-image: url('../images/header_sp.png');
                background-position: center 40%;
            }

            .header {
                padding: 8px 0;
            }

            .main-container {
                padding: 20px;
            }
        }

        @media (min-width: 769px) and (max-width: 1024px) {
            .card-grid {
                grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            }
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        :root {
            --primary-red: #DC143C;
            --dark-red: #8B0000;
            --primary-black: #1a1a1a;
            --secondary-black: #2d2d2d;
            --text-gray: #666;
            --border-gray: #e0e0e0;
            --bg-light: #f8f8f8;
            --success-green: #4CAF50;
            --warning-orange: #FF9800;
            --info-blue: #2196F3;
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", Arial, sans-serif;
            line-height: 1.6;
            color: var(--primary-black);
            background-color: #ffffff;
        }

        /* ヘッダー */
        .header {
            background: linear-gradient(135deg, var(--primary-black) 0%, var(--secondary-black) 100%);
            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
        }

        .header-container {
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .header-main {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 10px 0;
        }

        .logo {
            font-size: 28px;
            font-weight: bold;
            color: white;
            text-decoration: none;
            display: flex;
            align-items: center;
        }

        .logo span {
            color: var(--primary-red);
            margin-left: 5px;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 20px;
        }

        .social-icons {
            display: flex;
            gap: 10px;
        }

        .social-icon {
            width: 38px;
            height: 38px;
            background: rgba(255,255,255,0.1);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            text-decoration: none;
            transition: all 0.3s ease;
            font-size: 16px;
        }

        .social-icon:hover {
            background: var(--primary-red);
            transform: translateY(-2px);
        }

        /* パンくずリスト */
        .breadcrumb {
            background: white;
            padding: 12px 0;
            border-bottom: 1px solid var(--border-gray);
        }

        .breadcrumb-container {
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .breadcrumb-list {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: var(--text-gray);
            flex-wrap: wrap;
        }

        .breadcrumb-item {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .breadcrumb-item a {
            color: var(--text-gray);
            text-decoration: none;
            transition: color 0.3s;
        }

        .breadcrumb-item a:hover {
            color: var(--primary-red);
            margin-bottom: 4px;
        }

        .breadcrumb-item:not(:last-child)::after {
            content: ">";
            margin-left: 10px;
            color: #999;
        }

        .breadcrumb-item.current {
            color: var(--primary-black);
            font-weight: 500;
        }

        /* メインコンテンツ */
        body:not(.home):not(.search) .content-wrapper {
            max-width: 1400px;
            margin: 0 auto;
            padding: 20px;
        }

        /* 記事ヘッダー */
        .article-header {
            background: white;
            padding: 20px;
            margin-bottom: 20px;
            border-bottom: 2px solid var(--border-gray);
        }

        .article-title {
            font-size: 24px;
            font-weight: bold;
            color: var(--primary-black);
            margin-bottom: 10px;
            line-height: 1.4;
        }

        .article-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
            color: var(--text-gray);
            font-size: 13px;
            margin-bottom: 15px;
        }

        .meta-item {
            display: flex;
            align-items: center;
            gap: 5px;
        }

        .meta-item i {
            color: var(--primary-red);
            margin-bottom: 4px;
        }

        /* 検索とナビゲーション */
        .controls-section {
            background: white;
            padding: 15px;
            margin-bottom: 20px;
            border: 1px solid var(--border-gray);
            border-radius: 8px;
        }

        .search-container {
            margin-bottom: 15px;
        }

        .search-box {
            display: flex;
            gap: 10px;
        }

        .search-input {
            flex: 1;
            padding: 10px 15px;
            border: 1px solid var(--border-gray);
            border-radius: 6px;
            font-size: 14px;
            outline: none;
            transition: border-color 0.3s;
        }

        .search-input:focus {
            border-color: var(--primary-red);
            margin-bottom: 4px;
        }

        .search-button {
            padding: 10px 20px;
            background: var(--primary-red);
            color: white;
            border: none;
            border-radius: 6px;
            font-size: 14px;
            font-weight: 500;
            cursor: pointer;
            transition: all 0.3s;
        }

        .search-button:hover {
            background: var(--dark-red);
        }

        /* グループナビゲーション */
        .group-navigation {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }

        .group-nav-pill {
            padding: 6px 14px;
            background: var(--bg-light);
            border: 1px solid var(--border-gray);
            border-radius: 20px;
            font-size: 13px;
            color: var(--primary-black);
            text-decoration: none;
            transition: all 0.3s;
            white-space: nowrap;
        }

        .group-nav-pill:hover {
            background: var(--primary-red);
            color: white;
            border-color: var(--primary-red);
            margin-bottom: 4px;
        }

        .group-nav-pill.current {
            background: var(--bg-light);
            color: var(--primary-black);
            border-color: var(--border-gray);
        }

        /* グループセクション */
/* グループセクション */
        .product-item--compact {
            border-bottom: 1px solid var(--border-gray);
            padding: 16px 20px;
            transition: all 0.3s ease;
        }

        .product-item--compact:last-child {
            border-bottom: none;
        }

        .product-item--compact:hover {
            background: linear-gradient(to right, rgba(248,248,248,0.5), transparent);
            transform: translateX(6px);
        }

        .product-item.search-highlight {
            background: rgba(255, 235, 59, 0.4) !important;
            border-left: 4px solid #ffc107;
            animation: searchHighlightPulse 0.5s ease-in-out;
        }

        @keyframes searchHighlightPulse {
            0% {
                background: rgba(255, 235, 59, 0.6);
            }
            100% {
                background: rgba(255, 235, 59, 0.4);
            }
        }

        .product-main--compact {
            display: flex;
            align-items: flex-start;
            column-gap: clamp(2px, 0.6vw, 8px);
            margin-bottom: 0;
        }

        .card-image-slider--compact {
            width: 140px;
            aspect-ratio: 1 / 1;
            border-radius: 12px;
            box-shadow: 0 4px 10px rgba(0,0,0,0.12);
            overflow: hidden;
            flex-shrink: 0;
            margin: 0 2px 0 0;
        }

        .card-image-slider--compact .product-img,
        .card-image-slider--compact .card-img {
            background-size: contain;
            background-position: center;
            background-color: #ffffff;
        }

        .product-info--compact {
            flex: 1;
            display: flex;
            flex-direction: column;
            justify-content: flex-start;
            gap: 8px;
            min-height: 100%;
            align-items: flex-start;
            text-align: left;
            padding-left: 2px;
            position: relative;
        }

        .product-info--compact .product-name {
            font-size: 18px;
            font-weight: 700;
            margin: 0;
            color: var(--primary-black);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            text-overflow: ellipsis;
            margin-bottom: 0;
            line-height: 1.5;
            width: 100%;
        }


        .product-meta-row {
            display: flex;
            flex-direction: column;
            align-items: flex-start;
            gap: 8px;
            width: 100%;
        }

        .meta-cell {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--primary-black);
        }

        .meta-cell--release {
            width: 100%;
        }

        .meta-cell--release i {
            color: var(--info-blue);
            font-size: 14px;
        }

        .meta-cell--price {
            margin-left: 0;
            gap: 6px;
            width: 100%;
            justify-content: flex-start;
        }

        .meta-label {
            font-size: 13px;
            font-weight: 600;
            color: var(--primary-black);
        }

        .meta-item--price {
            display: flex;
            align-items: baseline;
            gap: 6px;
            flex-wrap: wrap;
        }

        .price-label {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-gray);
        }

        .price-value {
            font-size: 18px;
            font-weight: 700;
            color: var(--primary-red);
            display: inline-block;
        }

        .price-tax {
            font-size: 11px;
            color: var(--text-gray);
            font-weight: 400;
            margin-left: 2px;
        }

        .product-meta-compact {
            display: flex;
            flex-direction: column;
            gap: 4px;
            font-size: 14px;
            color: #1f2937;
            margin-top: 6px;
        }

        .product-meta-compact .meta-item {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .product-meta-compact .meta-label {
            font-size: 13px;
            font-weight: 600;
            color: #0f172a;
            letter-spacing: 0.02em;
        }

        .product-meta-compact .meta-value {
            font-weight: 500;
            color: #1f2937;
        }

        .product-meta-compact .meta-item--release .meta-value--desktop,
        .product-meta-compact .meta-item--release .meta-value--mobile {
            font-size: 16px;
            font-weight: 600;
            color: #111827;
        }

        .product-meta-compact .meta-value--mobile {
            display: none;
        }

        .product-meta-compact .meta-item--release i {
            color: #fb7185;
            font-size: 12px;
        }

        .product-meta-compact .price-group {
            display: inline-flex;
            align-items: baseline;
            gap: 4px;
            white-space: nowrap;
        }

        .product-actions--compact {
            margin-left: auto;
            display: none;
            align-items: center;
            justify-content: flex-end;
        }

        /* .purchase-icon-btn {
            width: 38px;
            height: 38px;
            border-radius: 20%;
            border: none;
            background: var(--primary-red);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }

        .purchase-icon-btn:hover {
            transform: translateY(-1px) scale(1.02);
            box-shadow: 0 6px 12px rgba(220,20,60,0.25);
        } */

        .purchase-links--compact {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            padding: 14px 20px 0;
        }

        .purchase-link--compact {
            padding: 8px 16px;
            border-radius: 20px;
            text-decoration: none;
            font-size: 13px;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            transition: all 0.3s ease;
            color: var(--provider-text-color, #ffffff);
            background: var(--provider-color, var(--primary-black));
            border: none;
            outline: none;
        }

        .purchase-link--group.purchase-link--compact {
            justify-content: center;
        }

        .purchase-link--compact:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 12px rgba(0,0,0,0.18);
        }

        .purchase-link--compact small {
            font-size: 11px;
            opacity: 0.7;
        }

        .product-actions--compact {
            margin-left: auto;
            display: none;
            align-items: center;
        }

        .purchase-icon-btn {
            width: 38px;
            height: 38px;
            border-radius: 20%;
            border: none;
            background: var(--primary-red);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }

        .purchase-icon-btn:hover {
            transform: translateY(-1px) scale(1.02);
            box-shadow: 0 6px 12px rgba(220,20,60,0.25);
        }

        .group-section--detail .product-item--compact {
            padding: 5px;
        }

        .group-section--detail .product-item--compact:hover {
            background: linear-gradient(to right, rgba(248,248,248,0.45), transparent);
        }

        .group-section--detail .product-main--compact {
            gap: 5px;
        }

        .group-section--detail .card-image-slider--compact {
            width: 130px;
        }

        @media (max-width: 768px) {
            .product-item--compact {
                padding: 8px 10px;
            }

            .product-meta-compact {
                flex-direction: row;
                align-items: center;
                gap: 12px;
                font-size: 11px;
            }

            .product-meta-compact .meta-item {
                flex: 0 0 auto;
                justify-content: flex-start;
            }

            .product-meta-compact .meta-label,
            .product-meta-compact .price-label {
                font-size: 11px;
            }

            .product-meta-compact .meta-item--price {
                order: 1;
                gap: 6px;
            }

            .product-meta-compact .meta-item--release {
                order: 2;
                align-items: center;
                gap: 4px;
            }

            .product-meta-compact .meta-item--release .meta-label {
                display: inline-flex;
                align-items: center;
                gap: 4px;
            }

            .product-meta-compact .meta-item--release .meta-value--desktop {
                display: inline;
                font-size: 12px;
            }

            .product-meta-compact .meta-item--release .meta-value--mobile {
                display: none;
            }

            .product-meta-compact .meta-item--release .meta-value--mobile,
            .product-meta-compact .meta-item--release .meta-value--mobile span {
                font-size: 12px;
            }

            .product-meta-compact .price-group {
                justify-content: flex-start;
            } 

            .product-main--compact {
                align-items: flex-start;
                column-gap: 6px;
            }

            .card-image-slider--compact {
                width: 82px;
                aspect-ratio: 1 / 1;
            }

            .card-image-slider--compact .slider-nav,
            .card-image-slider--compact .slider-dots {
                display: none;
            }

            .product-info--compact .product-name {
                font-size: 12px;
                line-height: 1.5;
                -webkit-line-clamp: 2;
                line-clamp: 2;
                max-height: calc(1.5em * 2);
                margin-bottom: 0;
                padding-bottom: 6px;
                width: 100%;
            }

            .product-info--compact .product-label {
                display: none;
            }

            .product-meta-row {
                flex-direction: row-reverse;
                justify-content: space-between;
                align-items: baseline;
                gap: 8px;
                width: 100%;
                padding-right: 10px;
            }

            .meta-cell {
                font-size: 11px;
            }

            .meta-cell--release,
            .meta-cell--price {
                width: auto;
                min-width: 0;
            }

            .meta-cell--price {
                order: 1;
                margin-left: 0;
            }

            .meta-cell--release {
                order: 2;
                margin-left: auto;
                text-align: right;
            }

            .meta-cell--release span:last-child {
                color: var(--text-gray);
                font-weight: 500;
            }

            .price-value {
                font-size: 16px;
                font-weight: 700;
                color: var(--primary-red);
            }

            .price-label {
                display: inline-flex;
                align-items: center;
                gap: 4px;
                font-weight: 600;
            }

            .price-tax {
                font-size: 10px;
            }

            .meta-cell--release i,
            .meta-cell .meta-label {
                display: none;
            }

            .product-actions--compact {
                display: flex;
                margin-left: auto;
                justify-content: flex-end;
            }

            .purchase-icon-btn {
                width: 50px;
                height: 50px;
                font-size: 20px;
            }

            .purchase-links--compact {
                display: none;
                flex-direction: column;
                gap: 8px;
                padding: 8px 0 0;
            }

            .purchase-link--compact {
                width: 100%;
                font-size: 11px;
                justify-content: flex-start;
                padding: 6px 10px;
            }
        }
        .group-section {
            margin-bottom: 25px;
            background: white;
            border: 1px solid var(--border-gray);
            border-radius: 8px;
            overflow: hidden;
        }

        .group-section--detail {
            overflow: visible;
        }

        .group-header {
            background: linear-gradient(90deg, var(--primary-red), var(--dark-red));
            color: white;
            padding: 12px 15px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
        }

        .group-header--sub {
            background-color: #E60012;
            background-image: linear-gradient(120deg, rgba(255, 255, 255, 0.08), rgba(0, 0, 0, 0.18));
            color: #fff;
            border-bottom: none;
            cursor: default;
            border-top-left-radius: 10px;
            border-top-right-radius: 10px;
        }
        .group-header--sub .group-title i {
            color: rgba(255, 255, 255, 0.85);
        }

        .group-title {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 16px;
            font-weight: 600;
        }

        .group-title i {
            font-size: 14px;
        }

        .product-count {
            background: rgba(255,255,255,0.2);
            padding: 3px 10px;
            border-radius: 12px;
            font-size: 13px;
        }

        .product-count__text {
            font-size: 12px;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.04em;
        }

        /* 商品リスト */
        .group-products {
            padding: 20px;
        }
        
        @media (max-width: 768px) {
            .group-products {
                padding: 2px;
            }
        }

        .group-release-section {
            padding: 0 0 0;
        }

        .group-release-section + .group-release-section {
            margin-top: 24px;
            padding-top: 24px;
            border-top: 1px dashed var(--border-gray);
        }

        .group-section,
        .group-release-section {
            scroll-margin-top: 56px;
        }

        @media (max-width: 768px) {
            .group-section,
            .group-release-section {
                scroll-margin-top: 40px;
            }
        }

        .group-release-heading {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 600;
            color: var(--primary-black);
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }

        .group-release-heading i {
            color: var(--info-blue);
            font-size: 13px;
        }

        .group-release-products {
            display: flex;
            flex-direction: column;
        }

        .group-empty {
            margin: 0;
            padding: 20px;
            font-size: 14px;
            color: var(--text-gray);
        }

        .product-item {
            border-bottom: 1px solid var(--border-gray);
            padding: 20px;
            transition: all 0.3s ease;
            position: relative;
        }

        .product-item:hover {
            background: linear-gradient(to right, rgba(248,248,248,0.5), transparent);
            transform: translateX(5px);
        }

        .product-item:last-child {
            border-bottom: none;
        }

        .product-main {
            display: flex;
            gap: 25px;
            margin-bottom: 15px;
            align-items: flex-start;
        }

        /* 商品画像スライダー */
        .product-image-slider {
            width: 150px;
            position: relative;
            overflow: hidden;
            border-radius: 8px;
            background: var(--bg-light);
            flex-shrink: 0;
            box-shadow: 0 4px 8px rgba(0,0,0,0.1);
            transition: transform 0.3s ease;
            aspect-ratio: 1 / 1;
        }

        .product-item:hover .product-image-slider {
            transform: scale(1.05);
            box-shadow: 0 6px 12px rgba(0,0,0,0.15);
        }

        .product-images {
            position: absolute;
            top: 0;
            bottom: 0;
            left: 0;
            right: 0;
            display: flex;
            transition: transform 0.3s ease;
            height: 100%;
        }

        .product-img {
            width: 100%;
            height: 100%;
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-gray);
            font-size: 11px;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            flex: 0 0 100%;
        }

        .slider-dots {
            position: absolute;
            bottom: 4px;
            left: 50%;
            transform: translateX(-50%);
            display: flex;
            gap: 3px;
        }

        .dot {
            width: 4px;
            height: 4px;
            border-radius: 50%;
            background: rgba(255,255,255,0.5);
            transition: all 0.3s ease;
            cursor: pointer;
        }

        .dot.active {
            background: white;
            width: 10px;
            border-radius: 2px;
        }

        .product-info {
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .product-label {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 12px;
            font-weight: 600;
            color: var(--primary-red);
            margin-bottom: 4px;
        }


        .product-name {
            font-size: 18px;
            font-weight: 700;
            color: var(--primary-black);
            line-height: 1.4;
            transition: color 0.3s ease;
        }

        .product-item:hover .product-name {
            color: var(--primary-red);
            margin-bottom: 4px;
        }

        .product-release-date {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--primary-black);
            font-weight: 500;
            padding: 8px 0;
            margin-bottom: 5px;
        }

        .product-release-date i {
            color: var(--info-blue);
            font-size: 13px;
        }

        .product-price-section {
            display: flex;
            align-items: baseline;
            gap: 15px;
            padding: 10px 0;
            border-top: 1px dashed var(--border-gray);
        }

        .product-price-label {
            font-size: 12px;
            color: var(--text-gray);
            font-weight: 500;
        }

        .product-price {
            font-size: 24px;
            color: var(--primary-red);
            font-weight: bold;
            letter-spacing: 0.5px;
        }

        .tax-included {
            font-size: 12px;
            font-weight: 400;
            color: #666;
            margin-left: 4px;
        }

        /* PCでモバイル用要素を非表示 */
        .product-meta-info,
        .ec-button-wrapper {
            display: none;
        }
        
        /* 購入リンク */
        .product-item > .purchase-links {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
            gap: 12px;
            padding: 18px 0 10px;
            width: 100%;
            align-items: stretch;
        }

        .purchase-link {
            padding: 11px 18px;
            border-radius: 8px;
            text-decoration: none;
            font-size: 13px;
            font-weight: 600;
            transition: all 0.25s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            width: 100%;
            box-shadow: 0 4px 10px rgba(0,0,0,0.12);
        }

        .purchase-link--dynamic {
            background: var(--provider-color, #374151);
            color: var(--provider-text-color, #ffffff);
        }

        .purchase-link--dynamic:hover {
            filter: brightness(1.1);
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(0,0,0,0.18);
        }

        .purchase-link--group {
            position: relative;
            padding-right: 30px;
            border: none;
            outline: none;
            cursor: pointer;
        }

        .purchase-link--group:focus-visible {
            box-shadow: 0 0 0 3px rgba(255,255,255,0.5), 0 0 0 5px rgba(17,24,39,0.35);
        }

        .purchase-link--disabled {
            opacity: 0.5;
            cursor: not-allowed;
            pointer-events: none;
        }

        .purchase-link-caret {
            font-size: 12px;
            margin-left: auto;
            transition: transform 0.2s ease;
        }

        .purchase-group {
            position: relative;
        }

        .purchase-group-menu {
            position: absolute;
            top: calc(100% + 6px);
            right: 0;
            display: none;
            flex-direction: column;
            gap: 6px;
            min-width: 220px;
            padding: 12px;
            background: #fff;
            border-radius: 10px;
            box-shadow: 0 12px 32px rgba(0,0,0,0.2);
            z-index: 20;
        }

        .purchase-group.open .purchase-group-menu {
            display: flex;
        }

        .purchase-group.open .purchase-link-caret {
            transform: rotate(180deg);
        }

        .purchase-group.open .purchase-link--group {
            box-shadow: 0 6px 18px rgba(0,0,0,0.2);
        }

        @media (max-width: 768px) {
            .product-item > .purchase-links {
                display: none;
            }
        }

        /* モーダル */
        body.purchase-modal-open {
            overflow: hidden;
        }

        .purchase-modal {
            position: fixed;
            inset: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            opacity: 0;
            pointer-events: none;
            transition: opacity 0.25s ease;
            z-index: 3000;
        }

        .purchase-modal--active {
            opacity: 1;
            pointer-events: auto;
        }

        .purchase-modal__overlay {
            position: absolute;
            inset: 0;
            background: rgba(17, 24, 39, 0.65);
        }

        .purchase-modal__dialog {
            position: relative;
            width: min(92%, 420px);
            max-height: 90vh;
            background: #fff;
            border-radius: 18px;
            box-shadow: 0 24px 60px rgba(0,0,0,0.24);
            overflow: hidden;
            display: flex;
            flex-direction: column;
            transform: translateY(16px);
            transition: transform 0.25s ease;
        }

        .purchase-modal--active .purchase-modal__dialog {
            transform: translateY(0);
        }

        .purchase-modal__header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding: 14px 18px 10px;
            border-bottom: 1px solid rgba(0,0,0,0.05);
        }

        .purchase-modal__title {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary-black);
            flex: 1;
            text-align: center;
            margin: 0;
        }

        .purchase-modal__back,
        .purchase-modal__close {
            background: transparent;
            border: none;
            color: var(--primary-black);
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 10px;
            border-radius: 999px;
            cursor: pointer;
            transition: background 0.2s ease, color 0.2s ease;
        }

        .purchase-modal__back {
            color: var(--primary-red);
        }

        .purchase-modal__back[aria-hidden=\"true\"] {
            visibility: hidden;
        }

        .purchase-modal__back:hover {
            background: rgba(220,20,60,0.08);
        }

        .purchase-modal__close:hover {
            background: rgba(17,24,39,0.06);
        }

        .purchase-modal__summary {
            display: flex;
            gap: 12px;
            padding: 14px 18px;
            align-items: center;
        }

        .purchase-modal__thumb {
            width: 56px;
            aspect-ratio: 1 / 1;
            border-radius: 10px;
            background-color: #ffffff;
            background-size: contain;
            background-position: center;
            background-repeat: no-repeat;
            flex-shrink: 0;
            display: block;
        }

        .purchase-modal__meta {
            display: flex;
            flex-direction: column;
            gap: 4px;
            font-size: 13px;
            width: 100%;
        }

        .purchase-modal__product {
            font-size: 13px;
            font-weight: 600;
            margin: 0;
            color: var(--primary-black);
            line-height: 1.35;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .purchase-modal__price {
            font-size: 12px;
            font-weight: 700;
            color: var(--primary-red);
            margin: 0;
        }

        .purchase-modal__body {
            padding: 0 20px 20px;
            display: grid;
            grid-template-columns: repeat(3, minmax(0, 1fr));
            gap: 12px;
            overflow-y: auto;
        }

        .purchase-modal__item {
            display: inline-flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 6px;
            padding: 12px 10px;
            border-radius: 14px;
            background: var(--provider-color, #374151);
            color: var(--provider-text, #ffffff);
            text-decoration: none;
            font-weight: 600;
            transition: transform 0.2s ease, box-shadow 0.2s ease;
            min-height: 88px;
        }

        .purchase-modal__item i {
            font-size: 20px;
        }

        .purchase-modal__item:hover {
            transform: translateY(-1px);
            box-shadow: 0 10px 24px rgba(0,0,0,0.18);
        }

        .purchase-modal__item-label {
            flex: 0 0 auto;
            text-align: center;
            font-size: 12px;
            line-height: 1.3;
            width: 100%;
        }

        .purchase-modal__item--group {
            cursor: pointer;
            border: none;
            outline: none;
        }

        .purchase-modal__empty {
            margin: 16px 0 0;
            padding: 18px;
            border-radius: 12px;
            background: #f3f4f6;
            color: #6b7280;
            font-size: 13px;
            text-align: center;
        }

        @media (max-width: 480px) {
            .purchase-modal__dialog {
                width: 92%;
                border-radius: 16px;
            }

            .purchase-modal__thumb {
                width: 64px;
            }

            .purchase-modal__body {
                grid-template-columns: repeat(3, minmax(0, 1fr));
            }
        }

        /* その他のショップリンク */
        .other-shops {
            display: none;
            background: var(--bg-light);
            border-radius: 8px;
            padding: 12px;
            margin-top: 10px;
        }

        .other-shops.active {
            display: block;
        }

        .other-shops-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
            gap: 8px;
        }

        .other-shop-link {
            padding: 6px 10px;
            background: #fff;
            border: 1px solid #e5e7eb;
            border-radius: 6px;
            text-decoration: none;
            font-size: 12px;
            font-weight: 500;
            color: #374151;
            text-align: center;
            transition: all 0.2s ease;
        }

        .other-shop-link:hover {
            background: rgba(220,20,60,0.08);
            border-color: var(--primary-red);
            color: var(--primary-red);
            transform: translateY(-1px);
        }

        /* ショップ別カラー */
        .other-shop-link.surugaya:hover {
            background: #00B4D8;
            color: #fff;
            border-color: #00B4D8;
        }

        .other-shop-link.pbandai:hover {
            background: #E60012;
            color: #fff;
            border-color: #E60012;
        }

        .other-shop-link.dmm:hover {
            background: #000;
            color: #fff;
            border-color: #000;
        }

        .other-shop-link.amiami:hover {
            background: #FF6B00;
            color: #fff;
            border-color: #FF6B00;
        }

        .other-shop-link.edion:hover {
            background: #0066CC;
            color: #fff;
            border-color: #0066CC;
        }

        .other-shop-link.yamada:hover {
            background: #FF0000;
            color: #fff;
            border-color: #FF0000;
        }

        /* 記事アクション */
        .article-actions {
            display: flex;
            align-items: center;
            gap: 20px;
            padding: 15px 0;
            border-top: 1px solid var(--border-gray);
            margin-top: 15px;
        }

        .like-button {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 16px;
            background: white;
            border: 1px solid var(--border-gray);
            border-radius: 20px;
            cursor: pointer;
            transition: all 0.3s;
            font-size: 14px;
            color: var(--text-gray);
        }

        .like-button:hover {
            border-color: var(--primary-red);
            background: rgba(220,20,60,0.05);
        }

        .comment-button {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 16px;
            background: white;
            border: 1px solid var(--border-gray);
            border-radius: 20px;
            cursor: pointer;
            transition: all 0.3s;
            font-size: 14px;
            color: var(--text-gray);
        }

        .comment-button:hover {
            border-color: var(--info-blue);
            background: rgba(33,150,243,0.05);
            color: var(--info-blue);
        }

        .comment-button i {
            font-size: 16px;
            transition: transform 0.3s;
        }

        .comment-button:hover i {
            transform: scale(1.1);
        }

        .like-button.liked {
            color: var(--primary-red);
            border-color: var(--primary-red);
            background: rgba(220,20,60,0.1);
        }

        .like-button.liked i {
            color: var(--primary-red);
            font-weight: 900;
        }

        .like-button i {
            font-size: 16px;
            transition: transform 0.3s;
        }

        .like-button.liked i {
            animation: heartBeat 0.3s;
        }

        @keyframes heartBeat {
            0%, 100% { transform: scale(1); }
            50% { transform: scale(1.3); }
        }

        .share-buttons {
            display: flex;
            gap: 8px;
        }

        .share-btn {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            border: 1px solid var(--border-gray);
            background: white;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all 0.3s;
            color: var(--text-gray);
        }

        .share-btn:hover {
            transform: translateY(-2px);
        }

        .share-btn.share-x:hover {
            background: #000;
            color: white;
            border-color: #000;
        }

        .share-btn.share-line:hover {
            background: #06C755;
            color: white;
            border-color: #06C755;
        }

        .share-btn.share-copy:hover {
            background: var(--info-blue);
            color: white;
            border-color: var(--info-blue);
        }

        /* PC版フローティングサイドバー */
        .floating-sidebar {
            position: fixed;
            left: 20px;
            top: 50%;
            transform: translateY(-50%);
            display: none;
            flex-direction: column;
            gap: 10px;
            z-index: 900;
        }

        @media (min-width: 1400px) {
            .floating-sidebar {
                display: flex;
            }
        }

        .floating-btn {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: white;
            border: 1px solid var(--border-gray);
            box-shadow: 0 2px 8px rgba(0,0,0,0.1);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-direction: column;
            gap: 2px;
            transition: all 0.3s;
            color: var(--text-gray);
        }

        .floating-btn:hover {
            transform: scale(1.1);
            box-shadow: 0 4px 12px rgba(0,0,0,0.15);
        }

        .floating-btn.like-floating.liked {
            background: var(--primary-red);
            color: white;
            border-color: var(--primary-red);
            margin-bottom: 4px;
        }

        .floating-like-count {
            font-size: 10px;
            font-weight: bold;
        }

        /* モバイル版FAB */
        .mobile-fab {
            position: fixed;
            bottom: 20px;
            right: 20px;
            z-index: 900;
            display: none;
        }

        @media (max-width: 768px) {
            .mobile-fab {
                display: block;
            }
        }

        .fab-main {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--primary-red);
            color: white;
            border: none;
            box-shadow: 0 4px 12px rgba(220,20,60,0.3);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all 0.3s;
            position: relative;
        }

        .fab-main i {
            font-size: 20px;
            position: absolute;
            transition: all 0.3s;
        }

        .fab-main .fa-times {
            opacity: 0;
            transform: rotate(-90deg);
        }

        .mobile-fab.active .fab-main {
            background: var(--dark-red);
        }

        .mobile-fab.active .fab-main .fa-share-alt {
            opacity: 0;
            transform: rotate(90deg);
        }

        .mobile-fab.active .fab-main .fa-times {
            opacity: 1;
            transform: rotate(0);
        }

        .fab-menu {
            position: absolute;
            bottom: 70px;
            right: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
            opacity: 0;
            pointer-events: none;
            transition: all 0.3s;
        }

        .mobile-fab.active .fab-menu {
            opacity: 1;
            pointer-events: auto;
        }

        .fab-item {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 8px 16px;
            background: white;
            border: 1px solid var(--border-gray);
            border-radius: 20px;
            box-shadow: 0 2px 8px rgba(0,0,0,0.1);
            cursor: pointer;
            white-space: nowrap;
            transition: all 0.3s;
            transform: translateX(20px);
            opacity: 0;
        }

        .mobile-fab.active .fab-item {
            transform: translateX(0);
            opacity: 1;
        }

        .mobile-fab.active .fab-item:nth-child(1) { transition-delay: 0.05s; }
        .mobile-fab.active .fab-item:nth-child(2) { transition-delay: 0.1s; }
        .mobile-fab.active .fab-item:nth-child(3) { transition-delay: 0.15s; }
        .mobile-fab.active .fab-item:nth-child(4) { transition-delay: 0.2s; }

        .fab-item:hover {
            transform: translateX(-5px);
            box-shadow: 0 4px 12px rgba(0,0,0,0.15);
        }

        .fab-label {
            font-size: 14px;
            color: var(--primary-black);
        }

        /* FAB自動フェードアウト */
        .mobile-fab {
            transition: opacity 0.5s;
        }

        .mobile-fab.fade-out {
            opacity: 0.3;
        }

        /* 記事終了アクション */
        .article-end-actions {
            background: linear-gradient(to bottom, #f8f8f8, white);
            padding: 40px 0;
            margin-top: 40px;
            border-top: 2px solid var(--border-gray);
        }

        .end-actions-container {
            max-width: 600px;
            margin: 0 auto;
            text-align: center;
            padding: 0 20px;
        }

        .end-actions-icon {
            font-size: 48px;
            margin-bottom: 15px;
            color: var(--primary-red);
            opacity: 0.8;
        }

        .end-actions-icon i {
            animation: bounce 2s infinite;
        }

        @keyframes bounce {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-10px); }
        }

        .end-actions-title {
            font-size: 20px;
            color: var(--primary-black);
            margin-bottom: 10px;
            line-height: 1.5;
            font-weight: 600;
        }

        .end-actions-subtitle {
            font-size: 14px;
            color: var(--text-gray);
            margin-bottom: 20px;
        }

        .like-button-large {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 15px 40px;
            background: white;
            border: 2px solid var(--primary-red);
            border-radius: 30px;
            cursor: pointer;
            transition: all 0.3s;
            font-size: 18px;
            color: var(--primary-red);
            margin-bottom: 30px;
        }

        .like-button-large:hover {
            background: var(--primary-red);
            color: white;
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(220,20,60,0.3);
        }

        .like-button-large.liked {
            background: var(--primary-red);
            color: white;
        }

        .like-button-large i {
            font-size: 24px;
        }

        .end-share-section {
            margin-top: 30px;
        }

        .share-text {
            font-size: 14px;
            color: var(--text-gray);
            margin-bottom: 15px;
        }

        .share-buttons-large {
            display: flex;
            justify-content: center;
            gap: 10px;
            flex-wrap: wrap;
        }

        .share-btn-large {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 20px;
            border-radius: 8px;
            border: none;
            cursor: pointer;
            font-size: 14px;
            font-weight: 500;
            transition: all 0.3s;
            color: white;
        }

        .share-btn-large:hover {
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(0,0,0,0.2);
        }

        .share-btn-large.share-x {
            background: #000;
        }

        .share-btn-large.share-line {
            background: #06C755;
        }

        .share-btn-large.share-copy {
            background: var(--info-blue);
        }

        /* コメントセクション */
        .comments-section {
            background: #f8f9fa;
            padding: 40px 0;
            margin-top: 60px;
            border-top: 2px solid #e0e0e0;
        }

        .comments-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .comments-title {
            font-size: 24px;
            font-weight: 600;
            color: #333;
            margin-bottom: 30px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .comments-title i {
            color: #007bff;
        }

        /* コメントフォーム */
        .comment-form-wrapper {
            background: white;
            padding: 30px;
            border-radius: 12px;
            box-shadow: 0 2px 8px rgba(0,0,0,0.08);
            margin-bottom: 40px;
        }

        .comment-form-title {
            font-size: 18px;
            font-weight: 600;
            color: #333;
            margin-bottom: 20px;
        }

        .comment-form .form-group {
            margin-bottom: 20px;
        }

        .comment-form label {
            display: block;
            font-size: 14px;
            font-weight: 500;
            color: #555;
            margin-bottom: 8px;
        }

        .comment-form .form-group.comment-form-cookies {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 16px;
        }

        .comment-form .form-group.comment-form-cookies label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 0;
            font-weight: 400;
        }

        .comment-form .form-group.comment-form-cookies input[type="checkbox"] {
            width: auto;
            height: auto;
            margin: 0;
        }

        .comment-form .required {
            color: #dc3545;
            margin-left: 2px;
        }

        .comment-form input,
        .comment-form textarea {
            width: 100%;
            padding: 12px 16px;
            border: 1px solid #ddd;
            border-radius: 8px;
            font-size: 14px;
            font-family: inherit;
            transition: all 0.3s;
        }

        .comment-form input:focus,
        .comment-form textarea:focus {
            outline: none;
            border-color: #007bff;
            box-shadow: 0 0 0 3px rgba(0,123,255,0.1);
        }

        .comment-form textarea {
            resize: vertical;
            min-height: 100px;
        }

        .form-note {
            display: block;
            font-size: 12px;
            color: #999;
            margin-top: 4px;
        }

        .comment-submit-btn {
            background: #007bff;
            color: white;
            border: none;
            padding: 12px 30px;
            border-radius: 8px;
            font-size: 15px;
            font-weight: 500;
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: all 0.3s;
        }

        .comment-submit-btn:hover {
            background: #0056b3;
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(0,123,255,0.3);
        }

        /* コメント一覧 */
        .comments-list {
            background: white;
            padding: 30px;
            border-radius: 12px;
            box-shadow: 0 2px 8px rgba(0,0,0,0.08);
        }

        .comments-list-title {
            font-size: 18px;
            font-weight: 600;
            color: #333;
            margin-bottom: 20px;
        }

        .comment-item {
            padding: 20px 0;
            border-bottom: 1px solid #eee;
        }

        .comment-item:last-child {
            border-bottom: none;
        }

        .comment-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 12px;
        }

        .comment-author {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 500;
            color: #333;
        }

        .comment-author i {
            font-size: 20px;
            color: #999;
        }

        .comment-date {
            font-size: 13px;
            color: #999;
        }

        .comment-body {
            color: #555;
            line-height: 1.6;
            padding-left: 28px;
        }

        .comment-body p {
            margin: 0;
        }

        .comment-items {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .comment-items .children {
            list-style: none;
            margin: 16px 0 0 36px;
            padding-left: 20px;
            border-left: 2px solid rgba(0, 0, 0, 0.08);
        }

        .comment-items .children .comment-item {
            border-bottom: none;
            padding-top: 18px;
            padding-bottom: 0;
        }

        .comment-items .children .comment-header,
        .comment-items .children .comment-body,
        .comment-items .children .comment-footer {
            padding-left: 0;
        }

        .comment-footer {
            display: flex;
            align-items: center;
            gap: 12px;
            padding-left: 28px;
            margin-top: 10px;
        }

        .comment-reply-link,
        .comment-edit-link a {
            font-size: 13px;
            color: #007bff;
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: color 0.3s ease;
        }

        .comment-reply-link:hover,
        .comment-edit-link a:hover {
            color: #0056b3;
        }

        .comment-awaiting-moderation {
            margin-top: 10px;
            font-size: 12px;
            color: #dc3545;
        }

        .comments-nav {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            color: #007bff;
            margin-top: 20px;
            margin-right: 15px;
            text-decoration: none;
        }

        .comments-nav:hover {
            color: #0056b3;
        }

        /* WordPress placeholder */
        .wp-comment-placeholder,
        .wp-comment-closed {
            margin-top: 20px;
            padding: 20px;
            background: #f8f9fa;
            border-radius: 8px;
            text-align: center;
            color: #999;
            font-size: 13px;
        }

        /* モバイルメニューボタン */
        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 24px;
            cursor: pointer;
        }

        /* モバイル専用の新しいスタイル */
        @media (max-width: 768px) {
            /* モバイルメニューボタン表示 */
            .mobile-menu-btn {
                display: block;
            }
            
            /* ヘッダーアクションを初期非表示 */
            .header-actions {
                display: none;
                width: 100%;
                padding: 10px 0;
                border-top: 1px solid rgba(255,255,255,0.1);
            }
            
            /* アクティブ時に表示 */
            .header-actions.active {
                display: flex;
                justify-content: center;
            }
            
            /* ヘッダーのレスポンシブ調整 */
            .header-main {
                padding: 8px 0;
                flex-wrap: wrap;
            }
            
            .logo {
                font-size: 24px;
            }
            
            /* パンくずリストの調整 */
            .breadcrumb {
                padding: 10px 0;
            }
            
            .breadcrumb-list {
                font-size: 12px;
            }
            
            /* 記事ヘッダーの調整 */
            .article-title {
                font-size: 20px;
            }
            
            .article-header {
                padding: 15px;
            }
            
            body:not(.home):not(.search) .content-wrapper {
                padding: 15px;
            }
            
            /* 商品カードのコンパクト表示 */
            .product-item {
                padding: 6px 4px;
                border-bottom: 1px solid #f0f0f0;
            }
            
            .product-item:hover {
                background: transparent;
                transform: none;
            }
            
            .product-main {
                display: flex;
                flex-direction: row;
                gap: 10px;
                align-items: center;
                margin-bottom: 0;
            }
            
            /* サムネイル画像 */
            .product-item .product-image-slider {
                width: 75px;
                min-width: 75px;
                border-radius: 6px;
                overflow: hidden;
            }
            
            .product-item:hover .product-image-slider {
                transform: none;
                box-shadow: 0 2px 4px rgba(0,0,0,0.1);
            }
            
            /* スライダー機能を無効化 */
            .product-item .slider-nav,
            .product-item .slider-dots {
                display: none !important;
            }
            
            .product-item .product-images {
                transform: none !important;
            }
            
            /* 商品情報エリア */
            .product-info {
                flex: 1;
                min-width: 0;
                gap: 4px;
            }
            
            /* 商品名の省略表示 */
            .product-name {
                font-size: 13px;
                font-weight: 600;
                line-height: 1.3;
                overflow: hidden;
                text-overflow: ellipsis;
                display: -webkit-box;
                -webkit-line-clamp: 2;
                line-clamp: 2;
                -webkit-box-orient: vertical;
                margin-bottom: 3px;
            }
            
            /* PC用の発売日と価格セクションを非表示 */
            .product-release-date {
                display: none !important;
            }
            
            .product-price-section {
                display: none !important;
            }
            
            /* モバイル用の価格と発売日表示 */
            .product-meta-info {
                display: flex !important;
                align-items: center;
                gap: 8px;
                font-size: 11px;
                color: #666;
            }
            
            .product-meta-info .mobile-price {
                font-size: 14px;
                font-weight: bold;
                color: var(--primary-red);
            }
            
            .product-meta-info .mobile-date {
                font-size: 11px;
                color: #999;
                white-space: nowrap;
            }
            
            /* ECサイトボタン */
            .product-item > .purchase-links {
                display: none;
            }
            
            .other-shops {
                display: none !important;
            }
            
            /* モバイルでのみ表示 */
            .product-meta-info {
                display: flex !important;
            }
            
            /* モバイルでECボタン表示 */
            .ec-button-wrapper {
                position: relative;
                display: flex !important;
            }
            
            .ec-toggle-btn {
                width: 40px;
                height: 40px;
                border-radius: 8px;
                background: var(--primary-red);
                color: white;
                border: none;
                display: flex;
                align-items: center;
                justify-content: center;
                font-size: 18px;
                cursor: pointer;
                transition: all 0.3s;
            }
            
            .ec-toggle-btn:active {
                transform: scale(0.95);
            }
            
            .ec-dropdown {
                position: fixed;
                left: 50%;
                top: 50%;
                transform: translate(-50%, -50%);
                background: white;
                border: 1px solid #ddd;
                border-radius: 12px;
                box-shadow: 0 10px 40px rgba(0,0,0,0.3);
                padding: 20px;
                z-index: 1000;
                display: none;
                width: 92%;
                max-width: 360px;
                max-height: 80vh;
                overflow-y: auto;
            }
            
            /* 背景のオーバーレイ */
            .ec-overlay {
                position: fixed;
                top: 0;
                left: 0;
                right: 0;
                bottom: 0;
                background: rgba(0,0,0,0.5);
                z-index: 999;
                display: none;
            }
            
            .ec-overlay.show {
                display: block;
            }
            
            .ec-dropdown.show {
                display: block;
                animation: dropIn 0.3s ease;
            }
            
            @keyframes dropIn {
                from {
                    opacity: 0;
                    transform: translate(-50%, -45%) scale(0.9);
                }
                to {
                    opacity: 1;
                    transform: translate(-50%, -50%) scale(1);
                }
            }
            
            /* モーダルのヘッダー */
            .ec-dropdown-header {
                display: flex;
                justify-content: space-between;
                align-items: center;
                margin-bottom: 15px;
                padding-bottom: 10px;
                border-bottom: 2px solid #f0f0f0;
            }
            
            .ec-dropdown-title {
                font-size: 16px;
                font-weight: bold;
                color: #333;
            }
            
            .ec-dropdown-close {
                width: 30px;
                height: 30px;
                border-radius: 50%;
                background: #f0f0f0;
                border: none;
                display: flex;
                align-items: center;
                justify-content: center;
                font-size: 18px;
                color: #666;
                cursor: pointer;
            }
            
            .ec-dropdown-close:hover {
                background: #e0e0e0;
            }
            
            /* 商品情報セクション */
            .ec-product-info {
                display: flex;
                gap: 12px;
                padding: 15px;
                background: #f8f8f8;
                border-radius: 8px;
                margin-bottom: 15px;
                align-items: center;
            }
            
            .ec-product-thumbnail {
                width: 60px;
                height: 60px;
                min-width: 60px;
                border-radius: 6px;
                background: #fff;
                display: flex;
                align-items: center;
                justify-content: center;
                box-shadow: 0 2px 4px rgba(0,0,0,0.1);
                background-size: cover;
                background-position: center;
                background-repeat: no-repeat;
            }
            
            .ec-product-details {
                flex: 1;
                min-width: 0;
            }
            
            .ec-product-name {
                font-size: 14px;
                font-weight: 600;
                color: #333;
                margin-bottom: 4px;
                overflow: hidden;
                text-overflow: ellipsis;
                white-space: nowrap;
            }
            
            .ec-product-price {
                font-size: 16px;
                font-weight: bold;
                color: var(--primary-red);
            }
            
            /* ECサイトボタンのグリッドレイアウト */
            .ec-dropdown-grid {
                display: grid;
                grid-template-columns: repeat(3, 1fr);
                gap: 8px;
            }
            
            .ec-dropdown-link {
                display: flex;
                flex-direction: column;
                align-items: center;
                justify-content: center;
                gap: 6px;
                padding: 10px 6px;
                text-decoration: none;
                font-size: 11px;
                font-weight: 600;
                border-radius: 8px;
                transition: all 0.2s;
                text-align: center;
                min-height: 60px;
                background: var(--provider-color, #1f2937);
                color: var(--provider-text-color, #ffffff);
                border: none;
                cursor: pointer;
            }
            
            .ec-dropdown-link:hover,
            .ec-dropdown-link:focus,
            .ec-dropdown-link:active {
                filter: brightness(0.92);
                color: var(--provider-text-color, #ffffff);
                transform: translateY(-1px);
            }
            
            .ec-dropdown-link i {
                font-size: 18px;
            }
            
            .ec-dropdown-link span {
                white-space: nowrap;
            }
            
            .ec-dropdown-footer {
                margin-top: 12px;
            }
            
            .ec-dropdown-link--others {
                width: 100%;
                flex-direction: row;
                gap: 8px;
                font-size: 12px;
            }
        }


        /* フッター */
        .footer {
            background: var(--primary-black);
            color: white;
            padding: 40px 0 20px;
            margin-top: 80px;
        }

        .footer-content {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 30px;
        }

        .footer-section h3 {
            color: var(--primary-red);
            margin-bottom: 15px;
        }

        .footer-links {
            list-style: none;
        }

        .footer-links li {
            margin-bottom: 10px;
        }

        .footer-links a {
            color: #ccc;
            text-decoration: none;
            transition: color 0.3s ease;
        }

        .footer-links a:hover {
            color: var(--primary-red);
            margin-bottom: 4px;
        }

        .footer-bottom {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid rgba(255,255,255,0.1);
            color: #ccc;
        }

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

        :root {
            --primary-red: #DC143C;
            --dark-red: #8B0000;
            --primary-black: #1a1a1a;
            --secondary-black: #2d2d2d;
            --text-gray: #666;
            --border-gray: #e0e0e0;
            --bg-light: #f8f8f8;
            --success-green: #4CAF50;
            --warning-orange: #FF9800;
            --info-blue: #2196F3;
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", Arial, sans-serif;
            line-height: 1.6;
            color: var(--primary-black);
            background-color: #ffffff;
        }

        /* ヘッダー */
        .header {
            background: linear-gradient(135deg, var(--primary-black) 0%, var(--secondary-black) 100%);
            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
        }

        .header-container {
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .header-main {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 10px 0;
        }

        .logo {
            font-size: 28px;
            font-weight: bold;
            color: white;
            text-decoration: none;
            display: flex;
            align-items: center;
        }

        .logo span {
            color: var(--primary-red);
            margin-left: 5px;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 20px;
        }

        .social-icons {
            display: flex;
            gap: 10px;
        }

        .social-icon {
            width: 38px;
            height: 38px;
            background: rgba(255,255,255,0.1);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            text-decoration: none;
            transition: all 0.3s ease;
            font-size: 16px;
        }

        .social-icon:hover {
            background: var(--primary-red);
            transform: translateY(-2px);
        }

        /* パンくずリスト */
        .breadcrumb {
            background: white;
            padding: 12px 0;
            border-bottom: 1px solid var(--border-gray);
        }

        .breadcrumb-container {
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .breadcrumb-list {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: var(--text-gray);
            flex-wrap: wrap;
        }

        .breadcrumb-item {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .breadcrumb-item a {
            color: var(--text-gray);
            text-decoration: none;
            transition: color 0.3s;
        }

        .breadcrumb-item a:hover {
            color: var(--primary-red);
            margin-bottom: 4px;
        }

        .breadcrumb-item:not(:last-child)::after {
            content: ">";
            margin-left: 10px;
            color: #999;
        }

        .breadcrumb-item.current {
            color: var(--primary-black);
            font-weight: 500;
        }

        /* メインコンテンツ */
        body:not(.home):not(.search) .content-wrapper {
            margin: 0 auto;
            padding: 40px 20px;
        }

        /* 記事ヘッダー */
        .article-header {
            background: white;
            padding: 30px;
            margin-bottom: 30px;
            border: 1px solid var(--border-gray);
            border-radius: 8px;
        }

        .article-title {
            font-size: 28px;
            font-weight: bold;
            color: var(--primary-black);
            margin-bottom: 15px;
            line-height: 1.4;
        }

        .article-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            color: var(--text-gray);
            font-size: 14px;
            padding-top: 15px;
            border-top: 1px solid var(--border-gray);
        }

        .meta-item {
            display: flex;
            align-items: center;
            gap: 5px;
        }

        .meta-item i {
            color: var(--primary-red);
            margin-bottom: 4px;
        }

        /* 商品セクション */
        .product-section {
            background: white;
            padding: 30px;
            border: 1px solid var(--border-gray);
            border-radius: 8px;
            margin-bottom: 30px;
        }

        /* 商品画像スライダー */
        .product-section .product-image-slider,
        .product-image-slider--detail {
            width: 100%;
            max-width: 600px;
            margin: 0 auto 30px;
            background: transparent;
            box-shadow: none;
            aspect-ratio: auto;
            overflow: visible;
            flex-shrink: 1;
        }

        /* メイン画像コンテナ */
        .main-image-container {
            position: relative;
            width: 100%;
            overflow: hidden;
            border-radius: 8px;
            background: var(--bg-light);
            box-shadow: 0 4px 8px rgba(0,0,0,0.1);
            margin-bottom: 15px;
            aspect-ratio: 1 / 1;
        }

        .main-image {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-gray);
            font-size: 18px;
            opacity: 0;
            transition: opacity 0.3s ease;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
        }

        .main-image.active {
            opacity: 1;
        }

        /* サムネイル一覧 */
        .thumbnail-list {
            width: 100%;
            overflow-x: auto;
            padding: 5px 0;
            -webkit-overflow-scrolling: touch;
        }

        .thumbnail-container {
            display: flex;
            gap: 10px;
            justify-content: center;
            min-width: min-content;
        }

        .thumbnail {
            width: 80px;
            height: 80px;
            flex-shrink: 0;
            border-radius: 6px;
            cursor: pointer;
            position: relative;
            overflow: hidden;
            transition: all 0.3s ease;
            border: 3px solid transparent;
            opacity: 0.7;
            display: flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
        }

        .thumbnail:hover {
            opacity: 1;
            transform: scale(1.05);
        }

        .thumbnail.active {
            opacity: 1;
            border-color: var(--primary-red);
            box-shadow: 0 0 0 1px var(--primary-red);
        }

        .thumb-text {
            color: white;
            font-size: 12px;
            font-weight: bold;
            text-shadow: 0 1px 2px rgba(0,0,0,0.5);
        }

        /* スクロールバーのスタイリング */
        .thumbnail-list::-webkit-scrollbar {
            height: 6px;
        }

        .thumbnail-list::-webkit-scrollbar-track {
            background: #f1f1f1;
            border-radius: 3px;
        }

        .thumbnail-list::-webkit-scrollbar-thumb {
            background: #888;
            border-radius: 3px;
        }

        .thumbnail-list::-webkit-scrollbar-thumb:hover {
            background: #555;
        }

        /* スライダーナビゲーション矢印 */
        .slider-nav {
            position: absolute;
            top: 50%;
            transform: translateY(-50%);
            background: rgba(0, 0, 0, 0.5);
            color: white;
            border: none;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            transition: all 0.3s ease;
            z-index: 10;
        }

        .slider-nav:hover {
            background: rgba(0, 0, 0, 0.8);
            transform: translateY(-50%) scale(1.1);
        }

        .slider-nav.prev {
            left: 10px;
        }

        .slider-nav.next {
            right: 10px;
        }

        .slider-nav:disabled {
            opacity: 0.3;
            cursor: not-allowed;
        }

        /* 商品情報 */
        .product-info {
            margin: 0 auto;
        }

        .product-name {
            font-size: 24px;
            font-weight: bold;
            color: var(--primary-black);
            margin-bottom: 20px;
            padding-bottom: 15px;
            border-bottom: 2px solid var(--primary-red);
        }

        .product-details {
            display: grid;
            gap: 20px;
            margin-bottom: 30px;
        }

        .detail-row {
            display: grid;
            grid-template-columns: 150px 1fr;
            gap: 20px;
            padding: 15px;
            background: var(--bg-light);
            border-radius: 6px;
        }

        .detail-label {
            font-weight: 600;
            color: var(--primary-black);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .detail-label i {
            color: var(--primary-red);
            font-size: 14px;
        }

        .detail-value {
            color: var(--text-gray);
        }

        .product-price {
            font-size: 28px;
            color: var(--primary-red);
            font-weight: bold;
        }

        .tax-included {
            font-size: 14px;
            color: var(--text-gray);
            margin-left: 5px;
        }

        .product-description {
            line-height: 1.8;
            color: var(--text-gray);
            padding: 20px;
            background: var(--bg-light);
            border-radius: 6px;
            margin-bottom: 20px;
        }

        .product-reference-card {
            border-radius: 6px;
            background: var(--bg-light);
            padding: 18px;
            margin-bottom: 24px;
            display: grid;
            grid-template-columns: 150px 1fr;
            gap: 18px;
            align-items: flex-start;
            border: 1px solid rgba(0,0,0,0.05);
        }

        .product-reference-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--primary-black);
            display: flex;
            align-items: center;
            gap: 8px;
            margin: 0;
        }

        .product-reference-title i {
            font-size: 14px;
            color: var(--primary-red);
        }

        .product-reference-content {
            color: var(--text-gray);
            line-height: 1.7;
        }

        .product-reference-content p {
            margin-bottom: 12px;
        }

        .product-reference-content a {
            color: var(--primary-red);
            text-decoration: underline;
        }

        .product-reference-content a:hover {
            color: #a30f2e;
        }

        .product-reference-content ul,
        .product-reference-content ol {
            margin: 0 0 12px 20px;
        }

        .purchase-link-note {
            display: block;
            font-size: 12px;
            margin-top: 2px;
            opacity: 0.8;
        }

        @media (max-width: 768px) {
            .product-reference-card {
                grid-template-columns: 1fr;
                gap: 12px;
            }
        }

        /* 購入リンク */
        .purchase-section {
            background: white;
            padding: 30px;
            border: 1px solid var(--border-gray);
            border-radius: 8px;
            margin-bottom: 30px;
        }

        .purchase-title {
            font-size: 20px;
            font-weight: bold;
            color: var(--primary-black);
            margin-bottom: 20px;
            text-align: center;
        }

        .purchase-section .purchase-links {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
            gap: 15px;
            margin-bottom: 20px;
        }

        .purchase-link {
            padding: 12px 20px;
            border-radius: 6px;
            text-decoration: none;
            font-size: 14px;
            font-weight: 600;
            transition: all 0.3s ease;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            box-shadow: 0 2px 4px rgba(0,0,0,0.1);
        }

        .purchase-link:hover {
            transform: translateY(-2px);
            box-shadow: 0 4px 8px rgba(0,0,0,0.2);
        }

        .purchase-link.amazon {
            background: #FF9900;
            color: white;
        }

        .purchase-link.rakuten {
            background: #BF0000;
            color: white;
        }

        .purchase-link.yahoo {
            background: #FF0033;
            color: white;
        }

        .purchase-link.others {
            background: #666666;
            color: white;
            cursor: pointer;
            border: none;
        }

        /* その他のショップ */
        .other-shops {
            display: none;
            background: var(--bg-light);
            border-radius: 6px;
            padding: 15px;
            margin-top: 15px;
        }

        .other-shops.active {
            display: block;
        }

        .other-shops-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
            gap: 10px;
        }

        .other-shop-link {
            padding: 8px 12px;
            background: white;
            border: 1px solid #ddd;
            border-radius: 4px;
            text-decoration: none;
            font-size: 13px;
            font-weight: 500;
            color: #333;
            text-align: center;
            transition: all 0.3s ease;
        }

        .other-shop-link:hover {
            background: var(--primary-red);
            color: white;
            border-color: var(--primary-red);
            margin-bottom: 4px;
        }

        /* アクションボタン */
        .article-actions {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 10px;
            padding: 10px;
            background: var(--bg-light);
            border-radius: 8px;
            flex-wrap: nowrap;
        }

        .action-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 15px;
            background: white;
            border: 2px solid var(--border-gray);
            border-radius: 25px;
            cursor: pointer;
            transition: all 0.3s;
            font-size: 14px;
            color: var(--text-gray);
            white-space: nowrap;
            flex-shrink: 0;
        }

        .action-btn:hover {
            border-color: var(--primary-red);
            background: rgba(220,20,60,0.05);
        }

        .action-btn.liked {
            color: var(--primary-red);
            border-color: var(--primary-red);
            background: rgba(220,20,60,0.1);
        }

        .share-btn {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            border: 1px solid var(--border-gray);
            background: white;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all 0.3s;
            color: var(--text-gray);
        }

        .share-btn:hover {
            transform: translateY(-2px);
            border-color: var(--primary-red);
            color: var(--primary-red);
            margin-bottom: 4px;
        }

        /* コメントセクション */
        .comments-section {
            background: #f8f9fa;
            padding: 40px 0;
            margin-top: 60px;
            border-top: 2px solid #e0e0e0;
        }

        .comments-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .comments-title {
            font-size: 24px;
            font-weight: 600;
            color: #333;
            margin-bottom: 30px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .comments-title i {
            color: #007bff;
        }

        /* コメントフォーム */
        .comment-form-wrapper {
            background: white;
            padding: 30px;
            border-radius: 12px;
            box-shadow: 0 2px 8px rgba(0,0,0,0.08);
            margin-bottom: 40px;
        }

        .comment-form-title {
            font-size: 18px;
            font-weight: 600;
            color: #333;
            margin-bottom: 20px;
        }

        .comment-form .form-group {
            margin-bottom: 20px;
        }

        .comment-form label {
            display: block;
            font-size: 14px;
            font-weight: 500;
            color: #555;
            margin-bottom: 8px;
        }

        .comment-form .required {
            color: #dc3545;
            margin-left: 2px;
        }

        .comment-form input,
        .comment-form textarea {
            width: 100%;
            padding: 12px 16px;
            border: 1px solid #ddd;
            border-radius: 8px;
            font-size: 14px;
            font-family: inherit;
            transition: all 0.3s;
        }

        .comment-form input:focus,
        .comment-form textarea:focus {
            outline: none;
            border-color: #007bff;
            box-shadow: 0 0 0 3px rgba(0,123,255,0.1);
        }

        .comment-form textarea {
            resize: vertical;
            min-height: 100px;
        }

        .form-note {
            display: block;
            font-size: 12px;
            color: #999;
            margin-top: 4px;
        }

        .comment-submit-btn {
            background: #007bff;
            color: white;
            border: none;
            padding: 12px 30px;
            border-radius: 8px;
            font-size: 15px;
            font-weight: 500;
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: all 0.3s;
        }

        .comment-submit-btn:hover {
            background: #0056b3;
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(0,123,255,0.3);
        }

        /* コメント一覧 */
        .comments-list {
            background: white;
            padding: 30px;
            border-radius: 12px;
            box-shadow: 0 2px 8px rgba(0,0,0,0.08);
        }

        .comments-list-title {
            font-size: 18px;
            font-weight: 600;
            color: #333;
            margin-bottom: 20px;
        }

        .comment-item {
            padding: 20px 0;
            border-bottom: 1px solid #eee;
        }

        .comment-item:last-child {
            border-bottom: none;
        }

        .comment-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 12px;
        }

        .comment-author {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 500;
            color: #333;
        }

        .comment-author i {
            font-size: 20px;
            color: #999;
        }

        .comment-author-name {
            font-size: 14px;
        }

        .comment-date {
            font-size: 13px;
            color: #999;
        }

        .comment-body {
            color: #555;
            line-height: 1.6;
            padding-left: 28px;
        }

        .comment-body p {
            margin: 0;
        }

        /* WordPress placeholder */
        .wp-comment-placeholder,
        .wp-comment-closed {
            margin-top: 20px;
            padding: 20px;
            background: #f8f9fa;
            border-radius: 8px;
            text-align: center;
            color: #999;
            font-size: 13px;
        }

        /* フッター */
        .footer {
            background: var(--primary-black);
            color: white;
            padding: 40px 0 20px;
            margin-top: 80px;
        }

        .footer-content {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 30px;
        }

        .footer-section h3 {
            color: var(--primary-red);
            margin-bottom: 15px;
        }

        .footer-links {
            list-style: none;
        }

        .footer-links li {
            margin-bottom: 10px;
        }

        .footer-links a {
            color: #ccc;
            text-decoration: none;
            transition: color 0.3s ease;
        }

        .footer-links a:hover {
            color: var(--primary-red);
            margin-bottom: 4px;
        }

        .footer-bottom {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid rgba(255,255,255,0.1);
            color: #ccc;
        }


        /* モバイル対応 */
        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 24px;
            cursor: pointer;
        }

        @media (max-width: 768px) {
            /* ヘッダー調整 */
            .header-main {
                flex-wrap: wrap;
                padding: 8px 0;
            }
            
            .logo {
                font-size: 24px;
            }

            .mobile-menu-btn {
                display: block;
            }

            .header-actions {
                width: 100%;
                order: 4;
                max-height: 0;
                overflow: hidden;
                transition: max-height 0.3s ease-out;
                opacity: 0;
            }

            .header-actions.active {
                max-height: 80px;
                opacity: 1;
                transform: translateY(0);
                padding-top: 10px;
                border-top: 1px solid rgba(255,255,255,0.1);
                transition: max-height 0.3s ease-in, padding 0.3s ease-in, opacity 0.3s ease-in, transform 0.3s ease-in;
            }
            
            /* スマホ表示時のSNSアイコンサイズ調整 */
            .social-icons {
                display: flex;
                justify-content: space-evenly;
                align-items: center;
                flex-wrap: nowrap;
                gap: 0;
                width: 100%;
                overflow-x: auto;
                -webkit-overflow-scrolling: touch;
            }
            
            /* パンくずリスト最小化 */
            .breadcrumb {
                padding: 8px 0;
            }
            
            .breadcrumb-list {
                font-size: 12px;
            }
            
            /* コンテンツエリアの余白削減 */
            body:not(.home):not(.search) .content-wrapper {
                padding: 15px 10px;
            }
            
            /* 記事ヘッダーのコンパクト化 */
            .article-header {
                padding: 15px;
                margin-bottom: 15px;
            }

            .article-title {
                font-size: 18px;
                margin-bottom: 10px;
            }
            
            .article-meta {
                padding-top: 10px;
                gap: 12px;
                font-size: 12px;
            }
            
            .meta-item i {
                font-size: 12px;
            }
            
            /* 商品セクションのコンパクト化 */
            .product-section {
                padding: 15px;
                margin-bottom: 15px;
            }
            
            /* モバイル用画像スライダー最適化 */
            .product-image-slider {
                margin-bottom: 15px;
            }
            
            .main-image-container {
                margin-bottom: 10px;
            }

            .thumbnail {
                width: 50px;
                height: 50px;
            }
            
            .thumbnail-list {
                padding: 2px 0;
            }

            .thumbnail-container {
                gap: 5px;
                padding: 0 5px;
                justify-content: flex-start;
            }

            .main-image {
                font-size: 12px;
            }

            .thumb-text {
                font-size: 10px;
            }
            
            /* 商品情報のコンパクト化 */
            .product-name {
                font-size: 16px;
                margin-bottom: 12px;
                padding-bottom: 10px;
            }
            
            .product-details {
                gap: 10px;
                margin-bottom: 15px;
            }
            
            .detail-row {
                grid-template-columns: 100px 1fr;
                gap: 10px;
                padding: 10px;
                align-items: center;
            }
            
            .detail-label {
                font-size: 13px;
            }
            
            .detail-label i {
                font-size: 12px;
            }
            
            .detail-value {
                font-size: 13px;
            }
            
            .product-price {
                font-size: 20px;
            }
            
            .tax-included {
                font-size: 12px;
            }
            
            .product-description {
                padding: 12px;
                margin-bottom: 12px;
                font-size: 13px;
                line-height: 1.6;
            }
            
            .product-description h3 {
                font-size: 14px;
                margin-bottom: 8px;
            }
            
            .product-description p {
                margin-top: 8px;
            }

            /* 購入セクションのコンパクト化 */
            .purchase-section {
                padding: 15px;
                margin-bottom: 15px;
            }
            
            .purchase-title {
                font-size: 16px;
                margin-bottom: 12px;
            }
            
            .purchase-section .purchase-links {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
                margin-bottom: 12px;
            }
            
            .purchase-link {
                padding: 10px 15px;
                font-size: 13px;
            }

            /* アクションボタンのコンパクト化 */
            .article-actions {
                gap: 6px;
                padding: 12px;
                overflow-x: auto;
                -webkit-overflow-scrolling: touch;
                margin-bottom: 15px;
            }
            
            .action-btn {
                padding: 6px 10px;
                font-size: 12px;
            }
            
            .share-btn {
                width: 32px;
                height: 32px;
                font-size: 14px;
            }

            .other-shops-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            
            /* スライダーナビゲーション矢印のモバイル調整 */
            .slider-nav {
                width: 32px;
                height: 32px;
                font-size: 14px;
            }
            
            .slider-nav.prev {
                left: 5px;
            }
            
            .slider-nav.next {
                right: 5px;
            }

            /* コメントセクション モバイル対応 */
            .comments-section {
                padding: 30px 0;
                margin-top: 40px;
            }

            .comment-form-wrapper,
            .comments-list {
                padding: 20px;
                border-radius: 8px;
            }

            .comments-title {
                font-size: 20px;
                margin-bottom: 20px;
            }

            .comment-form-title,
            .comments-list-title {
                font-size: 16px;
            }

            .comment-submit-btn {
                width: 100%;
                justify-content: center;
            }

            .comment-header {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }

            .comment-body {
                padding-left: 0;
                margin-top: 10px;
            }
        }