.blog-detail{max-width:900px;margin:0 auto;padding:80px 24px}.blog-detail header{text-align:center;max-width:760px;margin:0 auto 40px}.blog-detail>img{width:100%;margin-bottom:40px}.article-content{font-size:1.08rem;line-height:1.8}.author-card{display:flex;gap:20px;border-top:1px solid var(--brand-border);padding-top:32px;margin-top:40px}.author-card img{width:72px;height:72px;-o-object-fit:cover;object-fit:cover}.post-nav{display:flex;justify-content:space-between;gap:24px;border-top:1px solid var(--brand-border);padding-top:24px;margin-top:32px}