.article-sidebar{position:sticky;top:120px;background:var(--brand-bg-alt);border-radius:12px;padding:22px}.article-sidebar a{display:block;color:var(--brand-text);padding:12px 0;border-bottom:1px solid var(--brand-border);font-weight:700}.article-sidebar span{display:block;color:var(--brand-text-muted);font-size:12px}.article-content h1{font-weight:800}.article-meta{display:flex;gap:18px;color:var(--brand-text-muted);margin:18px 0 28px}.article-body{font-size:18px}.author-card{display:flex;gap:18px;background:var(--brand-bg-alt);border-radius:12px;padding:22px;margin-top:34px}.author-card img{width:72px;height:72px;border-radius:50%;-o-object-fit:cover;object-fit:cover}.post-nav{display:grid;grid-template-columns:1fr 1fr;grid-gap:18px;gap:18px;margin:28px 0}.post-nav a{border:1px solid var(--brand-border);border-radius:12px;padding:18px}.comment-box{border-top:1px solid var(--brand-border);padding-top:28px}