/* 基础容器与排版 */
  .cold-plasma-wrapper {
    max-width: 1920px;
    margin: 0 auto;
    font-family: Arial, sans-serif;
    color: #333333;
    line-height: 1.7;
    padding: 20px;
  }

  .cold-plasma-wrapper h1, 
  .cold-plasma-wrapper h2, 
  .cold-plasma-wrapper h3 {
    color: #1a365d;
    font-weight: 700;
  }

  .cold-plasma-wrapper h2 {
    font-size: 22px;
    margin-top: 40px;
    margin-bottom: 15px;
    border-bottom: 2px solid #e2e8f0;
    padding-bottom: 8px;
  }

  .cold-plasma-wrapper p {
    margin-bottom: 16px;
    font-size: 18px;
  }

  /* 新增：Quick Answer 样式 */
  .quick-answer-box {
    background-color: #f0f7fc;
    border-left: 5px solid #3182ce;
    padding: 20px;
    border-radius: 0 10px 10px 0;
    margin: 25px 0;
  }

  .quick-answer-box strong {
    color: #2c5282;
    display: block;
    margin-bottom: 5px;
    font-size: 19px;
  }

  /* 表格响应式样式 */
  .table-responsive {
    width: 100%;
    overflow-x: auto;
    margin: 25px 0;
    border: 1px solid #e2edf2;
    border-radius: 12px;
  }

  table {
    width: 100%;
    min-width: 800px;
    border-collapse: collapse;
    background: #ffffff;
  }

  th, td {
    padding: 15px;
    border: 1px solid #e9f0f4;
    text-align: left;
    font-size: 16px;
  }

  th {
    background: #f8fafc;
    color: #1a4c64;
    font-weight: 700;
  }

  /* 列表样式 */
  .custom-list {
    margin-bottom: 25px;
    padding-left: 0;
    list-style: none;
  }

  .custom-list li {
    position: relative;
    padding-left: 28px;
    margin-bottom: 12px;
    font-size: 18px;
  }

  .custom-list li::before {
    content: "✔";
    position: absolute;
    left: 0;
    color: #3182ce;
    font-weight: bold;
  }

  /* FAQ 样式 */
  .faq-item {
    margin-bottom: 20px;
    border: 1px solid #edf2f7;
    border-radius: 8px;
    padding: 15px 20px;
    background: #fafcfe;
  }

  .faq-item h3 {
    margin-top: 0;
    font-size: 18px;
    color: #2d3748;
    margin-bottom: 8px;
  }

  .faq-item p {
    margin-bottom: 0;
    font-size: 17px;
  }

  /* 图片居中 */
  .cold-plasma-wrapper img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    margin: 10px 0;
  }

  @media (max-width: 768px) {
    .cold-plasma-wrapper {
      padding: 15px;
    }
    .cold-plasma-wrapper h2 {
      font-size: 20px;
    }
    .cold-plasma-wrapper p, .custom-list li {
      font-size: 16px;
    }
  }