.product-desc-section{
    max-width:1200px;
    margin:0 auto;
    padding:60px 20px;
    font-family:Arial,Helvetica,sans-serif;
    color:#222;
    line-height:1.7;
  }
  .product-desc-section *{
    box-sizing:border-box;
  }
  .pd-hero{
    text-align:center;
    margin-bottom:50px;
  }
  .pd-hero h2{
    font-size:34px;
    margin:0 0 15px;
    color:#111;
    font-weight:700;
  }
  .pd-hero p{
    max-width:860px;
    margin:0 auto;
    font-size:16px;
    color:#666;
  }
  .pd-highlight{
    display:flex;
    flex-wrap:wrap;
    gap:15px;
    justify-content:center;
    margin-top:30px;
  }
  .pd-highlight span{
    display:inline-block;
    padding:10px 18px;
    border:1px solid #ddd;
    border-radius:30px;
    background:#fafafa;
    font-size:14px;
    color:#333;
  }
  .pd-grid{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:40px;
    align-items:center;
    margin:70px 0;
  }
  .pd-grid.reverse .pd-text{
    order:2;
  }
  .pd-grid.reverse .pd-image{
    order:1;
  }
  .pd-image img{
    width:100%;
    max-width:100%;
    border-radius:16px;
    display:block;
    object-fit:cover;
  }
  .pd-text h3{
    font-size:28px;
    margin:0 0 18px;
    color:#111;
  }
  .pd-text p{
    font-size:15px;
    color:#555;
    margin:0 0 15px;
  }
  .pd-text ul{
    padding-left:18px;
    margin:0;
  }
  .pd-text ul li{
    margin-bottom:10px;
    color:#444;
    font-size:15px;
  }
  .pd-cards{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:20px;
    margin:70px 0;
  }
  .pd-card{
    background:#f8f9fb;
    border-radius:16px;
    padding:30px 24px;
    text-align:center;
    border:1px solid #eee;
    height:100%;
  }
  .pd-card h4{
    font-size:20px;
    margin:0 0 12px;
    color:#111;
  }
  .pd-card p{
    font-size:14px;
    color:#666;
    margin:0;
  }
  .pd-table-wrap{
    margin:70px 0;
    overflow-x:auto;
  }
  .pd-table-title{
    text-align:center;
    font-size:28px;
    margin-bottom:25px;
    color:#111;
    font-weight:700;
  }
  .pd-table{
    width:100%;
    border-collapse:collapse;
    min-width:700px;
    background:#fff;
    border:1px solid #eee;
  }
  .pd-table tr:nth-child(odd){
    background:#fafafa;
  }
  .pd-table th,
  .pd-table td{
    padding:16px 18px;
    border-bottom:1px solid #eee;
    text-align:left;
    font-size:14px;
    vertical-align:middle;
  }
  .pd-table th{
    width:32%;
    color:#111;
    font-weight:600;
  }
  .pd-scene{
    margin:70px 0;
    text-align:center;
  }
  .pd-scene h3{
    font-size:28px;
    margin-bottom:20px;
    color:#111;
  }
  .pd-scene p{
    max-width:900px;
    margin:0 auto 25px;
    color:#666;
    font-size:15px;
  }
  .pd-scene-tags{
    display:flex;
    flex-wrap:wrap;
    gap:14px;
    justify-content:center;
  }
  .pd-scene-tags span{
    padding:10px 18px;
    background:#111;
    color:#fff;
    border-radius:24px;
    font-size:14px;
  }
  .pd-faq{
    margin:70px 0 20px;
  }
  .pd-faq h3{
    text-align:center;
    font-size:28px;
    margin-bottom:30px;
    color:#111;
  }
  .pd-faq-item{
    border-bottom:1px solid #e5e5e5;
    padding:18px 0;
  }
  .pd-faq-item h4{
    margin:0 0 10px;
    font-size:18px;
    color:#111;
  }
  .pd-faq-item p{
    margin:0;
    color:#666;
    font-size:15px;
  }
  @media(max-width:768px){
    .product-desc-section{
      padding:40px 15px;
    }
    .pd-hero h2,
    .pd-text h3,
    .pd-table-title,
    .pd-scene h3,
    .pd-faq h3{
      font-size:24px;
    }
    .pd-grid{
      grid-template-columns:1fr;
      gap:25px;
      margin:50px 0;
    }
    .pd-grid.reverse .pd-text,
    .pd-grid.reverse .pd-image{
      order:unset;
    }
    .pd-cards{
      grid-template-columns:1fr;
      margin:50px 0;
    }
  }