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11px}.lv2 .lk-article-topic{font-weight:600;color:var(--lv2-ink)}.lv2 .lk-article-dot{color:var(--lv2-ink-faint)}.lv2 .lk-article-head h1{font-size:clamp(2rem,4vw,2.7rem);font-weight:600;letter-spacing:-.032em;line-height:1.08;color:var(--lv2-ink);margin:0 0 20px}.lv2 .lk-article-lede{font-size:clamp(17px,2.2vw,19px);line-height:1.6;color:var(--lv2-ink-dim);font-weight:400;margin:0;padding-left:16px;border-left:2px solid var(--lv2-line-strong)}.lv2 .lk-article-body{font-size:16.5px}.lv2 .lk-article-body h2{font-size:clamp(1.35rem,2.2vw,1.6rem);letter-spacing:-.02em;margin:48px 0 14px;line-height:1.2}.lv2 .lk-article-body h2,.lv2 .lk-article-body h3{font-weight:600;color:var(--lv2-ink);scroll-margin-top:100px}.lv2 .lk-article-body h3{font-size:1.1rem;margin:30px 0 8px}.lv2 .lk-article-body p{font-size:16.5px;line-height:1.72;color:var(--lv2-ink-dim);margin:0 0 18px;max-width:68ch}.lv2 .lk-article-body ol,.lv2 .lk-article-body ul{margin:0 0 18px;padding-left:22px;max-width:68ch}.lv2 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14px;background:#f1f5f9;border-bottom:1px solid var(--lv2-line)}.lv2 .lk-code-lang{font-family:var(--font-jetbrains-mono),monospace;font-size:11px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:#64748b}.lv2 .lk-code-copy{display:inline-flex;align-items:center;gap:5px;font:inherit;font-size:12px;font-weight:500;color:#475569;background:transparent;border:1px solid var(--lv2-line-strong);border-radius:7px;padding:4px 10px;cursor:pointer;transition:border-color .15s,color .15s}.lv2 .lk-code-copy:hover{border-color:#94a3b8;color:var(--lv2-ink)}.lv2 .lk-code-body{margin:0;padding:16px 18px;overflow-x:auto}.lv2 .lk-code-body code{font-family:var(--font-jetbrains-mono),monospace;font-size:13.5px;line-height:1.7;color:#1e293b;background:none;border:none;padding:0;white-space:pre}.lv2 .lk-callout{display:flex;gap:13px;margin:0 0 22px;padding:16px 18px;background:var(--lv2-bg-2);border:1px solid var(--lv2-line);border-radius:12px}.lv2 .lk-callout.tinted{background:#f8fafc}.lv2 .lk-callout-icon{flex-shrink:0;margin-top:1px;color:var(--lv2-ink-dim)}.lv2 .lk-callout-body{min-width:0}.lv2 .lk-callout-label{font-size:12px;font-weight:700;letter-spacing:.04em;color:var(--lv2-ink);margin:0 0 3px}.lv2 .lk-callout-body,.lv2 .lk-callout-body p{font-size:14.5px;line-height:1.6;color:var(--lv2-ink-dim);margin:0}.lv2 .lk-callout-body :not(pre)>code{font-size:.85em}.lv2 .lk-article-cta{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;margin:32px 0;padding:22px 24px;background:var(--lv2-bg-2);border:1px solid var(--lv2-line);border-radius:16px;box-shadow:var(--lk-shadow-sm)}.lv2 .lk-article-cta-h{font-size:16px;font-weight:600;color:var(--lv2-ink);margin:0 0 4px}.lv2 .lk-article-cta-p{font-size:14px;line-height:1.55;color:var(--lv2-ink-dim);margin:0;max-width:46ch}.lv2 .lk-article-related{margin-top:clamp(48px,6vw,64px);padding-top:32px;border-top:1px solid var(--lv2-line)}.lv2 .lk-article-related-grid{display:grid;grid-template-columns:1fr;gap:28px}@media (min-width:600px){.lv2 .lk-article-related-grid{grid-template-columns:1fr 1fr}}.lv2 .lk-related-h{font-family:var(--font-jetbrains-mono),monospace;font-size:11px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--lv2-ink-faint);margin:0 0 12px}.lv2 .lk-related-items{display:flex;flex-direction:column;gap:8px}.lv2 .lk-related-item{display:flex;align-items:center;gap:10px;padding:12px 14px;background:var(--lv2-bg-2);border:1px solid var(--lv2-line);border-radius:10px;text-decoration:none;color:var(--lv2-ink);font-size:14.5px;font-weight:500;transition:border-color .15s,box-shadow .15s}.lv2 .lk-related-item:hover{border-color:var(--lv2-line-strong);box-shadow:var(--lk-shadow-sm)}.lv2 .lk-related-item svg{color:var(--lv2-ink-faint);flex-shrink:0}.lv2 .lk-related-item .lk-related-arrow{margin-left:auto;color:var(--lv2-ink-faint)}.lv2 .lk-toc{position:sticky;top:100px}.lv2 .lk-toc-h{font-family:var(--font-jetbrains-mono),monospace;font-size:11px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--lv2-ink-faint);margin:0 0 14px}.lv2 .lk-toc-list{list-style:none;margin:0;padding:0;border-left:1px solid var(--lv2-line)}.lv2 .lk-toc-link{display:block;padding:5px 0 5px 14px;margin-left:-1px;border-left:2px solid transparent;font-size:13.5px;line-height:1.45;color:var(--lv2-ink-dim);text-decoration:none;transition:color .15s,border-color .15s}.lv2 .lk-toc-link:hover{color:var(--lv2-ink)}.lv2 .lk-toc-link.active{color:var(--lv2-ink);font-weight:600;border-left-color:var(--lv2-ink)}.lv2 .lk-awl{margin-top:clamp(40px,5vw,56px);padding:clamp(24px,3vw,32px);background:var(--lv2-bg-2);border:1px solid var(--lv2-line);border-radius:18px;box-shadow:var(--lk-shadow-sm);text-align:center}.lv2 .lk-awl h2{font-size:clamp(1.2rem,2.4vw,1.4rem);font-weight:600;letter-spacing:-.02em;color:var(--lv2-ink);margin:0 0 8px}.lv2 .lk-awl p{font-size:14.5px;line-height:1.6;color:var(--lv2-ink-dim);margin:0 auto 20px;max-width:52ch}@media (prefers-reduced-motion:reduce){.lv2 .lk-code-copy,.lv2 .lk-related-item,.lv2 .lk-toc-link{transition:none}}