.xh18-wrap { max-width: 1000px; margin: 0 auto; color: #2b2b2b; font-family: "Segoe UI", "Microsoft YaHei", Arial, sans-serif; line-height: 1.75; font-size: 15px; }
  .xh18-wrap h2 { font-size: 22px; color: #1F3AA0; margin: 34px 0 14px; padding-bottom: 8px; border-bottom: 2px solid #1F3AA0; }
  .xh18-wrap h3 { font-size: 17px; color: #1F3AA0; margin: 22px 0 10px; }
  .xh18-wrap p { margin: 0 0 14px; }
  .xh18-lead { font-size: 16px; color: #3a3a3a; }
  .xh18-features { margin: 0; padding: 0; list-style: none; }
  .xh18-features li { position: relative; padding: 10px 0 10px 26px; border-bottom: 1px solid #e9edf6; }
  .xh18-features li:before { content: ""; position: absolute; left: 6px; top: 19px; width: 8px; height: 8px; background: #1F3AA0; border-radius: 50%; }
  .xh18-spec { width: 100%; border-collapse: collapse; margin: 10px 0 6px; }
  .xh18-spec td { padding: 11px 14px; border-bottom: 1px solid #e4e8f2; font-size: 15px; }
  .xh18-spec tr:nth-child(odd) td { background: #f5f8fd; }
  .xh18-spec td:first-child { width: 42%; color: #4a4a4a; font-weight: 600; }
  .xh18-apps { display: flex; flex-wrap: wrap; gap: 12px; margin: 12px 0; padding: 0; list-style: none; }
  .xh18-apps li { flex: 1 1 220px; padding: 14px 16px; background: #f5f8fd; border-left: 3px solid #1F3AA0; border-radius: 0 4px 4px 0; font-size: 14px; }
  .xh18-faq { margin: 0 0 14px; }
  .xh18-faq dt { font-weight: 700; color: #1F3AA0; margin-top: 12px; }
  .xh18-faq dd { margin: 4px 0 0; padding-left: 0; }
  .xh18-note { margin-top: 30px; padding: 12px 14px; background: #fafafa; border-left: 3px solid #ccc; font-size: 13px; color: #666; }
  .xh18-cta { margin: 34px 0 10px; padding: 22px 24px; background: #f5f8fd; border: 1px solid #dbe3f4; border-radius: 6px; }
  .xh18-cta h3 { margin: 0 0 10px; font-size: 18px; }
  .xh18-cta p { margin: 0 0 10px; }
  .xh18-cta a { display: inline-block; padding: 10px 22px; background: #1F3AA0; color: #fff; border-radius: 4px; text-decoration: none; font-weight: 600; }
  .xh18-cta a:hover { background: #162c7a; }