.crumbs.svelte-1evb8mf{border-bottom:1px solid var(--m-line);background:var(--m-white)}.crumbs.svelte-1evb8mf ol:where(.svelte-1evb8mf){display:flex;align-items:center;gap:8px;min-width:0;padding-block:14px;list-style:none;font-size:13px;color:var(--m-muted)}.crumbs.svelte-1evb8mf li:where(.svelte-1evb8mf){display:flex;align-items:center;flex-shrink:0}.crumbs.svelte-1evb8mf li:where(.svelte-1evb8mf) svg{color:#9aa6ba}.crumbs.svelte-1evb8mf a:where(.svelte-1evb8mf):hover{color:var(--m-accent)}.crumbs.svelte-1evb8mf .current:where(.svelte-1evb8mf){flex-shrink:1;min-width:0;display:block;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;color:var(--m-ink);font-weight:500}.article-head.svelte-1evb8mf{position:relative;padding-block:64px 0;background:radial-gradient(ellipse at 85% 0%,#dbe7faa1,transparent 60%),var(--m-paper);overflow:hidden}.head-inner.svelte-1evb8mf{position:relative}.head-copy.svelte-1evb8mf{max-width:860px}.article-head.svelte-1evb8mf h1:where(.svelte-1evb8mf){margin-top:18px;font-size:clamp(34px,3.6vw,52px);line-height:1.12;letter-spacing:-2px;color:var(--m-ink)}.dek.svelte-1evb8mf{margin-top:20px;max-width:700px;color:var(--m-muted);font-size:17px;line-height:1.75}.meta-row.svelte-1evb8mf{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-top:32px;padding-block:20px;border-top:1px solid var(--m-line);border-bottom:1px solid var(--m-line)}.author.svelte-1evb8mf{display:flex;align-items:center;gap:12px}.author.svelte-1evb8mf strong:where(.svelte-1evb8mf){display:block;font-size:14px;font-weight:600}.author.svelte-1evb8mf div:where(.svelte-1evb8mf)>span:where(.svelte-1evb8mf){display:block;font-size:13px;color:var(--m-muted)}.avatar.svelte-1evb8mf{display:grid;place-items:center;width:42px;height:42px;overflow:hidden;border-radius:50%;background:#e6eefa;border:1px solid #dae4f4;color:#47618b;font-size:13px;font-weight:700;flex-shrink:0}.avatar.svelte-1evb8mf img:where(.svelte-1evb8mf){width:100%;height:100%;object-fit:cover}.share-row.svelte-1evb8mf{display:flex;align-items:center;gap:8px}.share-label.svelte-1evb8mf{font-size:13px;color:var(--m-muted);margin-right:4px}.share-btn.svelte-1evb8mf{display:grid;place-items:center;width:36px;height:36px;padding:0;border:1px solid var(--m-line);border-radius:8px;background:var(--m-white);color:#47618b;transition:border-color .2s,color .2s,background .2s}.share-btn.svelte-1evb8mf:hover{border-color:var(--m-accent);color:var(--m-accent)}.share-btn.copied.svelte-1evb8mf{background:var(--m-pale);border-color:var(--m-accent);color:var(--m-accent)}.feature-media.svelte-1evb8mf{position:relative;margin-top:40px;aspect-ratio:16 / 8;overflow:hidden;border:1px solid #d5e1f4;border-radius:14px 14px 0 0;border-bottom:0;background:var(--m-pale);box-shadow:0 -10px 40px #2a426a0d}.feature-media.svelte-1evb8mf img:where(.svelte-1evb8mf){display:block;width:100%;height:100%;object-fit:cover}.feature-fallback.svelte-1evb8mf{display:grid;place-items:center;background:radial-gradient(ellipse at 30% 20%,#d6e6ffc0,transparent 60%),radial-gradient(ellipse at 80% 90%,#e7defc90,transparent 55%),linear-gradient(135deg,#f3f7fd,#e6eefa)}.fallback-orbit.svelte-1evb8mf{position:absolute;width:70%;aspect-ratio:1;border:1px solid #6f8bb826;border-radius:50%;transform:rotate(-27deg) scaleY(.55);box-shadow:0 0 0 60px #6f8bb806,0 0 0 61px #6f8bb814}.fallback-mark.svelte-1evb8mf{position:relative;display:grid;justify-items:center;gap:16px}.fallback-mark.svelte-1evb8mf img:where(.svelte-1evb8mf){width:72px;height:72px;filter:drop-shadow(0 10px 20px #2d6bd425)}.fallback-mark.svelte-1evb8mf span:where(.svelte-1evb8mf){font:12px JetBrains Mono,monospace;letter-spacing:2px;color:#5c76a1}.article-body.svelte-1evb8mf{padding-block:56px 96px;background:var(--m-white);border-top:1px solid var(--m-line)}.layout.svelte-1evb8mf{display:grid;grid-template-columns:250px minmax(0,1fr);gap:64px;align-items:start}.toc-rail.svelte-1evb8mf{position:sticky;top:110px;display:grid;gap:16px}.rail-card.svelte-1evb8mf{padding:20px;border:1px solid var(--m-line);border-radius:10px;background:var(--m-paper)}.rail-title.svelte-1evb8mf{font-size:12px;font-weight:700;letter-spacing:1.4px;text-transform:uppercase;color:var(--m-accent);margin-bottom:12px}.toc-list.svelte-1evb8mf{list-style:none;display:grid;gap:2px;max-height:50vh;overflow-y:auto}.toc-list.svelte-1evb8mf a:where(.svelte-1evb8mf){display:block;padding:7px 10px;border-left:2px solid var(--m-line);font-size:14px;line-height:1.5;color:var(--m-muted);transition:color .2s,border-color .2s,background .2s}.toc-list.svelte-1evb8mf a:where(.svelte-1evb8mf):hover{color:var(--m-ink)}.toc-list.svelte-1evb8mf a.is-active:where(.svelte-1evb8mf){color:var(--m-accent);border-left-color:var(--m-accent);background:var(--m-pale);font-weight:600}.toc-pdf.svelte-1evb8mf{display:flex;align-items:center;gap:8px;margin-top:16px;padding-top:14px;border-top:1px solid var(--m-line);font-size:14px;font-weight:600;color:var(--m-accent)!important}.toc-pdf.svelte-1evb8mf:hover{color:var(--m-accent-hover)!important}.content.svelte-1evb8mf{max-width:740px;color:#374151;font-size:17px;line-height:1.85;overflow-wrap:break-word}.content.svelte-1evb8mf>*:first-child{margin-top:0}.content.svelte-1evb8mf p{margin-top:20px}.content.svelte-1evb8mf h2{margin-top:52px;margin-bottom:4px;font-size:clamp(25px,2.2vw,30px);font-weight:500;letter-spacing:-.8px;line-height:1.3;color:var(--m-ink)}.content.svelte-1evb8mf h3{margin-top:36px;font-size:21px;font-weight:600;letter-spacing:-.4px;line-height:1.4;color:var(--m-ink)}.content.svelte-1evb8mf h4{margin-top:28px;font-size:17px;font-weight:600;color:var(--m-ink)}.content.svelte-1evb8mf ul,.content.svelte-1evb8mf ol{margin-top:18px;padding-left:24px}.content.svelte-1evb8mf ul{list-style:disc}.content.svelte-1evb8mf ol{list-style:decimal}.content.svelte-1evb8mf li{margin-top:8px;padding-left:4px}.content.svelte-1evb8mf li::marker{color:var(--m-accent)}.content.svelte-1evb8mf strong{color:var(--m-ink);font-weight:600}.content.svelte-1evb8mf a{color:var(--m-accent);text-decoration:underline;text-decoration-color:#2d6bd466;text-underline-offset:3px;transition:text-decoration-color .2s}.content.svelte-1evb8mf a:hover{text-decoration-color:var(--m-accent)}.content.svelte-1evb8mf img{display:block;max-width:100%;height:auto;border-radius:10px}.content.svelte-1evb8mf figure{margin-block:36px}.content.svelte-1evb8mf figcaption{margin-top:10px;text-align:center;font-size:14px;color:var(--m-muted)}.content.svelte-1evb8mf blockquote{margin-block:32px;padding:6px 0 6px 24px;border-left:3px solid var(--m-accent);font-size:19px;line-height:1.7;color:var(--m-ink)}.content.svelte-1evb8mf blockquote p:first-child{margin-top:0}.content.svelte-1evb8mf hr{margin-block:48px;border:0;border-top:1px solid var(--m-line)}.content.svelte-1evb8mf pre{margin-top:24px;padding:18px 20px;overflow-x:auto;border-radius:10px;background:var(--m-dark);color:#e2e8f0;font-size:14px;line-height:1.7}.content.svelte-1evb8mf code{font-family:JetBrains Mono,monospace;font-size:.88em;padding:2px 6px;border-radius:5px;background:var(--m-pale);color:#1e3a6b}.content.svelte-1evb8mf pre code{padding:0;background:none;color:inherit;font-size:inherit}.content.svelte-1evb8mf table{display:block;width:100%;max-width:100%;overflow-x:auto;margin-top:28px;border-collapse:collapse;font-size:15px}.content.svelte-1evb8mf th{padding:12px 14px;text-align:left;background:var(--m-paper);border-bottom:2px solid var(--m-line);font-size:13px;font-weight:600;color:var(--m-ink);white-space:nowrap}.content.svelte-1evb8mf td{padding:12px 14px;border-bottom:1px solid var(--m-line);vertical-align:top}.content.svelte-1evb8mf iframe,.content.svelte-1evb8mf video{max-width:100%;border:0;border-radius:10px}.content.svelte-1evb8mf .kg-embed-card iframe{width:100%;aspect-ratio:16 / 9;height:auto}.content.svelte-1evb8mf .kg-width-wide,.content.svelte-1evb8mf .kg-width-full{max-width:100%}.content.svelte-1evb8mf .kg-gallery-row{display:flex;gap:10px;margin-top:10px}.content.svelte-1evb8mf .kg-gallery-image{flex:1;min-width:0}.content.svelte-1evb8mf .kg-callout-card{display:flex;gap:14px;margin-top:28px;padding:20px 22px;border:1px solid #d5e1f4;border-radius:10px;background:var(--m-pale);font-size:16px}.content.svelte-1evb8mf .kg-bookmark-card a{display:flex;margin-top:28px;overflow:hidden;border:1px solid var(--m-line);border-radius:10px;text-decoration:none;color:var(--m-ink)}.content.svelte-1evb8mf .kg-bookmark-content{flex:1;min-width:0;padding:18px 20px}.content.svelte-1evb8mf .kg-bookmark-title{font-weight:600;font-size:15px}.content.svelte-1evb8mf .kg-bookmark-description{margin-top:6px;font-size:14px;color:var(--m-muted);display:-webkit-box;-webkit-line-clamp:2;line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.content.svelte-1evb8mf .kg-bookmark-metadata{display:flex;align-items:center;gap:8px;margin-top:10px;font-size:13px;color:var(--m-muted)}.content.svelte-1evb8mf .kg-bookmark-icon{width:18px;height:18px;border-radius:0}.content.svelte-1evb8mf .kg-bookmark-thumbnail{position:relative;width:30%;flex-shrink:0}.content.svelte-1evb8mf .kg-bookmark-thumbnail img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;border-radius:0}.content.svelte-1evb8mf .kg-button-card a,.content.svelte-1evb8mf .kg-btn{display:inline-flex;margin-top:20px;padding:12px 20px;border-radius:6px;background:var(--m-accent);color:var(--m-white);text-decoration:none;font-size:15px;font-weight:600}.form-shell.svelte-1evb8mf{display:grid;grid-template-columns:1fr 1.1fr;gap:64px;align-items:start}.form-intro.svelte-1evb8mf{margin-top:18px;max-width:440px}.form-title.svelte-1evb8mf{font-size:22px;font-weight:500;letter-spacing:-.5px}.form-sub.svelte-1evb8mf{margin-top:4px;margin-bottom:22px;color:var(--m-muted);font-size:14px}.submit-btn.svelte-1evb8mf{width:100%}.submit-btn.svelte-1evb8mf:disabled{opacity:.7;cursor:wait;transform:none}.related-head.svelte-1evb8mf{display:flex;align-items:end;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:36px}.related-grid.svelte-1evb8mf{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}@media(max-width:1023px){.layout.svelte-1evb8mf{grid-template-columns:minmax(0,1fr);gap:32px}.toc-rail.svelte-1evb8mf{position:static;grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}.toc-list.svelte-1evb8mf{max-height:none}.content.svelte-1evb8mf{max-width:none}.form-shell.svelte-1evb8mf{grid-template-columns:1fr;gap:32px}.related-grid.svelte-1evb8mf{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:767px){.article-head.svelte-1evb8mf{padding-top:44px}.article-head.svelte-1evb8mf h1:where(.svelte-1evb8mf){font-size:34px;letter-spacing:-1.4px}.dek.svelte-1evb8mf{font-size:15px}.meta-row.svelte-1evb8mf{flex-direction:column;align-items:flex-start}.feature-media.svelte-1evb8mf{margin-top:28px;aspect-ratio:4 / 3;border-radius:10px 10px 0 0}.article-body.svelte-1evb8mf{padding-block:36px 64px}.toc-rail.svelte-1evb8mf{grid-template-columns:minmax(0,1fr)}.content.svelte-1evb8mf{font-size:16px}.content.svelte-1evb8mf blockquote{font-size:17px}.content.svelte-1evb8mf .kg-bookmark-thumbnail{display:none}.related-grid.svelte-1evb8mf{grid-template-columns:minmax(0,1fr)}.crumbs.svelte-1evb8mf ol:where(.svelte-1evb8mf){font-size:12px}}