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    .article-nav{position:sticky;top:0;z-index:20;height:66px;display:flex;align-items:center;justify-content:space-between;padding:0 max(4vw,20px);background:#fff;border-bottom:1px solid #e1e8f0;box-shadow:0 3px 16px rgba(25,60,100,.06)}
    .article-nav strong{color:#0878e9;font-size:22px}.article-nav div{display:flex;gap:22px}.article-nav a{color:#23334a;text-decoration:none;font-size:14px;font-weight:700}.article-nav a:last-child{color:#0878e9}
    .article-paper{width:min(940px,calc(100% - 30px));margin:30px auto 60px;background:#fff;border-radius:12px;box-shadow:0 10px 34px rgba(30,72,120,.08);overflow:hidden}
    .dynamic-article{padding:44px 48px 64px}.dynamic-article h1{margin:20px 0 14px;color:#111;font-size:36px;line-height:1.35}.dynamic-article-content{color:#303846;font-size:16px;line-height:1.85}.dynamic-article-content img{max-width:100%;height:auto}
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