body {
            font-family: Arial, Helvetica, sans-serif;
            line-height: 1.7;
            color: #333333;
            background-color: #f8f9fa;
            max-width: 1200px;
            margin: 0 auto;
            padding: 20px;
        }
        .product-header {
            background: #ff7800;
            color: #ffffff;
            padding: 25px;
            border-radius: 8px;
            margin-bottom: 30px;
        }
        h1 {
            margin: 0;
            font-size: 28px;
        }
        h2 {
            color: #ff7800;
            border-left: 5px solid #ff7800;
            padding-left: 12px;
            margin-top: 40px;
        }
        h3 {
            color: #222222;
            margin-top: 30px;
        }
        table {
            width: 100%;
            border-collapse: collapse;
            margin: 15px 0 35px 0;
            background: #ffffff;
            box-shadow: 0 2px 8px rgba(0,0,0,0.08);
        }
        table th {
            background-color: #ffb347;
            color: #000000;
            padding: 12px 10px;
            border: 1px solid #ddd;
            text-align: center;
        }
        table td {
            padding: 11px 10px;
            border: 1px solid #e5e5e5;
            text-align: center;
        }
        table tr:nth-child(even) {
            background-color: #fff8eb;
        }
        .advantage-box {
            background: #ffffff;
            padding: 22px;
            border-radius: 6px;
            box-shadow: 0 2px 6px rgba(0,0,0,0.06);
            margin: 20px 0;
        }
        .faq-item {
            background: #ffffff;
            padding: 16px 20px;
            border-radius: 5px;
            margin: 12px 0;
            border-left: 4px solid #ff7800;
        }
        .keyword-tag {
            display: inline-block;
            background: #ffe8cc;
            padding: 6px 12px;
            border-radius: 20px;
            margin: 5px 4px;
            font-size: 14px;
            color: #d35400;
        }