.article-nav{position:sticky;top:0;z-index:100;background:var(--color-bg);border-bottom:1px solid var(--color-divider)}.article-nav-inner{max-width:640px;margin:0 auto;padding:16px 24px;display:flex;align-items:center;justify-content:space-between}.article-nav-back{display:flex;align-items:center;gap:6px;font-family:var(--font-body);font-weight:500;font-size:14px;color:var(--color-nav);transition:color .2s}.article-nav-back:hover{color:var(--color-accent)}.article-nav-actions{display:flex;align-items:center;gap:16px}.article-nav-actions a{display:flex;align-items:center}.article-page{max-width:640px;margin:0 auto;padding:0 24px 48px}.article-header{margin-top:48px;margin-bottom:40px}.article-page-title{font-family:var(--font-article);font-weight:600;font-size:32px;line-height:1.25;color:var(--color-text);margin-bottom:8px}.article-page-subtitle{font-family:var(--font-body);font-size:16px;color:var(--color-text-mid);line-height:1.5;margin-bottom:8px}.article-page-meta{font-family:var(--font-body);font-size:13px;color:var(--color-muted);line-height:1.5}.article-body{font-family:var(--font-body);font-size:17px;line-height:1.7;color:var(--color-text)}.article-body p{margin-bottom:24px}.article-body h2{font-family:var(--font-article);font-weight:600;font-size:24px;line-height:1.4;color:var(--color-text);margin-top:48px;margin-bottom:16px}.article-body h3{font-family:var(--font-article);font-weight:600;font-size:20px;line-height:1.4;color:var(--color-text);margin-top:32px;margin-bottom:12px}.article-body a{color:var(--color-accent);text-decoration:underline;text-underline-offset:2px}.article-body a:hover{opacity:.8}.article-body strong{font-weight:600}.article-body blockquote{border-left:3px solid var(--color-divider);padding-left:20px;margin:24px 0;font-style:italic;color:var(--color-text-mid)}.article-body blockquote p{margin-bottom:0}.article-body pre{background:#f5f5f3;border-radius:6px;padding:20px 24px;overflow-x:auto;margin:24px 0;font-family:var(--font-mono);font-size:15px;line-height:1.6;color:var(--color-text)}.article-body code{font-family:var(--font-mono);font-size:.9em;background:#f5f5f3;padding:2px 6px;border-radius:3px}[data-theme=dark] .article-body pre,[data-theme=dark] .article-body code{background:#1e293b}[data-theme=dark] .article-nav-back svg path{stroke:#94a3b8}.article-body pre code{background:none;padding:0;border-radius:0;font-size:inherit}.article-body ul,.article-body ol{margin-bottom:24px;padding-left:24px}.article-body li{margin-bottom:8px}.article-body img{max-width:100%;border-radius:6px;margin:24px 0}.article-body hr{border:none;border-top:1px solid var(--color-divider);margin:40px 0}.article-page-footer{margin-top:48px}.article-share{margin-bottom:40px}.share-btn{display:flex;align-items:center;gap:8px;background:none;border:none;cursor:pointer;font-family:var(--font-body);font-size:14px;color:var(--color-nav);padding:0;transition:color .2s}.share-btn:hover{color:var(--color-accent)}.more-writing{margin-bottom:40px}.more-writing-heading{font-family:var(--font-body);font-size:13px;font-weight:700;color:var(--color-text);text-transform:uppercase;letter-spacing:.02em;margin-bottom:16px}.more-writing-list{list-style:none;padding:0;margin:0}.more-writing-item{padding:12px 0;border-top:1px solid var(--color-divider)}.more-writing-link{display:flex;flex-direction:column;gap:4px;transition:opacity .2s}.more-writing-link:hover{opacity:.7}.more-writing-title{font-family:var(--font-article);font-size:18px;font-weight:400;color:var(--color-text);line-height:1.5}.more-writing-meta{font-family:var(--font-body);font-size:12px;color:var(--color-muted)}.article-footer-bar{display:flex;align-items:center;justify-content:space-between;padding-bottom:48px}.article-footer-bar .footer-nav{display:flex;align-items:center;gap:16px;font-size:13px}.article-footer-bar .footer-name{font-weight:500;color:var(--color-nav)}.article-footer-bar .footer-link{color:var(--color-muted);transition:color .2s}.article-footer-bar .footer-link:hover{color:var(--color-nav)}.article-footer-bar .footer-built{font-size:12px;color:var(--color-muted)}@media(max-width:480px){.article-page{padding:0 20px 32px}.article-nav-inner{padding:12px 20px}.article-page-title{font-size:26px}.article-body{font-size:16px}.article-body pre{font-size:13px;padding:16px}.article-footer-bar{flex-direction:column;align-items:flex-start;gap:16px}}