.product-badge {
      background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    }
    .option-card {
      transition: all 0.3s ease;
    }
    .option-card:hover {
      transform: translateY(-4px);
      box-shadow: 0 12px 24px rgba(0,0,0,0.15);
    }
    /* パンくずリスト用スタイル */
    nav.breadcrumb {
      display: block !important;
      visibility: visible !important;
    }
    nav.breadcrumb a {
      color: #4b5563 !important;
      text-decoration: none !important;
    }
    nav.breadcrumb a:hover {
      color: #111827 !important;
    }
    nav.breadcrumb span {
      color: #9ca3af !important;
    }