  *{margin:0;padding:0;box-sizing:border-box}
  body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'PingFang SC','Microsoft YaHei','Noto Sans SC',system-ui,sans-serif;line-height:1.8;color:#1e293b;background:#f8fafc}
  .wrap{max-width:820px;margin:0 auto;padding:24px 20px 64px}
  a{color:#6366f1;text-decoration:none}a:hover{text-decoration:underline}
  .crumb{font-size:.85rem;color:#64748b;margin-bottom:18px;display:flex;flex-wrap:wrap;align-items:center;gap:6px;line-height:1.6}
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  .tag{display:inline-block;font-size:.75rem;padding:3px 10px;border-radius:999px;background:#eef2ff;color:#6366f1;margin-right:8px}
  h1{font-size:1.6rem;line-height:1.4;margin:10px 0 12px}
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  .meta2 span{display:inline-flex;align-items:center;gap:5px}
  .lead{font-size:1.05rem;color:#334155;background:#fff;border:1px solid #e2e8f0;border-radius:12px;padding:16px 18px;margin-bottom:20px}
  .content{font-size:1rem;color:#1e293b}.content p{margin-bottom:16px}
  .kp{background:#fff;border:1px solid #e2e8f0;border-left:4px solid #6366f1;border-radius:12px;padding:14px 18px;margin:0 0 22px}
  .kp h3{font-size:1rem;margin:0 0 10px;color:#4338ca}
  .kp ul{margin:0;padding-left:20px}.kp li{margin-bottom:8px;font-size:.95rem;color:#334155;line-height:1.75}
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  .btns a{display:inline-block;margin:0 10px 10px 0;padding:9px 16px;border-radius:10px;background:#6366f1;color:#fff;font-size:.9rem}
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  .share{margin:24px 0;padding-top:18px;border-top:1px solid #e2e8f0}
  .share span{font-size:.85rem;color:#64748b;margin-right:12px}
  .share a{display:inline-block;margin-right:14px;font-size:.9rem}
  .related{margin-top:32px;padding-top:20px;border-top:1px solid #e2e8f0}
  .related h2{font-size:1.1rem;margin-bottom:12px}
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  .ncard h3{font-size:1.02rem;line-height:1.4}
  .ncard .nd{font-size:.84rem;color:#64748b;flex:1}
  .ncard .nm{font-size:.78rem;color:#94a3b8}
  .wrap{padding-top:64px}