* {
      box-sizing: border-box;
    }

    body {
      margin: 0;
      font-family: Arial, Helvetica, sans-serif;
      background-color: #ffffff;
      color: #111111;
    }

    /* 整个模块外层 */
    .khelp-section {
      width: 100%;
      padding: 36px 20px;
      background-color: #ffffff;
    }

    /* PC端：左右两个大框 */
    .khelp-container {
      width: 100%;
      max-width: 1120px;
      margin: 0 auto;
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 18px;
      align-items: stretch;
    }

    /* 左右大框通用样式 */
    .khelp-panel {
      width: 100%;
      background-color: #ffffff;
      border: 1px solid #e5e5e5;
      border-radius: 12px;
      padding: 28px 32px;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.04);
      overflow: hidden;
    }

    /* 左侧保修框橙色边框 */
    .khelp-warranty-panel {
      border-color: #ff9b4a;
    }

    /* 顶部小标签 */
    .khelp-tag {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      height: 24px;
      padding: 0 12px;
      margin-bottom: 16px;
      font-size: 12px;
      font-weight: 700;
      line-height: 24px;
      color: #666666;
      background-color: #f7f3ec;
      border-radius: 999px;
    }

    .khelp-tag-dot {
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background-color: #f28b45;
      flex: 0 0 auto;
    }

    .khelp-warranty-panel .khelp-tag-dot {
      background-color: #f28b45;
    }

    .khelp-title {
      margin: 0 0 12px;
      font-size: 22px;
      font-weight: 700;
      line-height: 1.35;
      color: #111111;
    }

    .khelp-text {
      margin: 0 0 18px;
      max-width: 470px;
      font-size: 16px;
      font-weight: 500;
      line-height: 1.65;
      color: #333333;
    }

    /* 左侧按钮 */
    .khelp-warranty-button {
      width: 100%;
      height: 46px;
      display: flex;
      align-items: center;
      justify-content: center;
      text-decoration: none;
      color: #222222;
      background-color: #ffffff;
      border: 1px solid #d8d8d8;
      border-radius: 7px;
      font-size: 16px;
      font-weight: 700;
      transition: all 0.25s ease;
    }

    .khelp-warranty-button:hover {
      border-color: #ff9b4a;
      color: #f28b45;
      box-shadow: 0 4px 12px rgba(242, 139, 69, 0.12);
    }

    /* 右侧产品标题 */
    .khelp-product-title {
      margin: 0 0 14px;
      font-size: 22px;
      font-weight: 700;
      line-height: 1.35;
      color: #111111;
    }

    /* PC端：右侧产品 2列 */
    .khelp-product-grid {
      width: 100%;
      display: grid;
      grid-template-columns: repeat(2, 180px);
      gap: 10px;
      justify-content: start;
    }

    /* 产品小卡片，每个都可以点击 */
    .khelp-product-card {
      display: block;
      width: 180px;
      text-decoration: none;
      color: #111111;
      background-color: #f7f7f3;
      border: 1px solid #e1e1dc;
      border-radius: 8px;
      overflow: hidden;
      transition: all 0.25s ease;
    }

    .khelp-product-card:hover {
      border-color: #ff9b4a;
      box-shadow: 0 5px 14px rgba(0, 0, 0, 0.08);
      transform: translateY(-2px);
    }

    /* 图片区域：PC端图片大小 */
    .khelp-product-image {
      width: 100%;
      height: 145px;
      background-color: #ffffff;
      display: flex;
      align-items: center;
      justify-content: center;
      overflow: hidden;
    }

    .khelp-product-image img {
      width: 100%;
      height: 100%;
      display: block;
      object-fit: contain;
      padding: 10px;
      border: 0;
    }

    .khelp-product-name {
      min-height: 34px;
      display: flex;
      align-items: center;
      padding: 7px 10px;
      font-size: 12px;
      font-weight: 700;
      line-height: 1.3;
      color: #111111;
      background-color: #f2f2ec;
      border-top: 1px solid #e6e6de;
    }

    /* 平板和移动端：Warranty 在上，Product help 在下 */
    @media (max-width: 768px) {
      .khelp-section {
        padding: 28px 14px;
      }

      .khelp-container {
        display: flex;
        flex-direction: column;
        gap: 18px;
        max-width: 100%;
      }

      .khelp-panel {
        width: 100%;
        padding: 22px 18px;
        border-radius: 10px;
      }

      .khelp-title,
      .khelp-product-title {
        font-size: 20px;
      }

      .khelp-text {
        font-size: 15px;
        line-height: 1.6;
      }

      .khelp-warranty-button {
        height: 44px;
        font-size: 15px;
      }

      /* 移动端：产品仍然保持2列 */
      .khelp-product-grid {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 10px;
        width: 100%;
      }

      .khelp-product-card {
        width: 100%;
      }

      /* 移动端：图片缩小，避免太挤 */
      .khelp-product-image {
        height: 115px;
      }

      .khelp-product-image img {
        padding: 8px;
      }

      .khelp-product-name {
        min-height: 36px;
        padding: 8px 9px;
        font-size: 12px;
      }
    }

    /* 小屏手机：继续保持2列，图片再小一点 */
    @media (max-width: 420px) {
      .khelp-section {
        padding: 24px 12px;
      }

      .khelp-panel {
        padding: 20px 14px;
      }

      .khelp-product-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 8px;
      }

      .khelp-product-image {
        height: 100px;
      }

      .khelp-product-name {
        min-height: 34px;
        padding: 7px 8px;
        font-size: 11px;
      }

      .khelp-tag {
        font-size: 11px;
      }

      .khelp-title,
      .khelp-product-title {
        font-size: 19px;
      }
    }