@charset "UTF-8";@layer skeletonic.reset,skeletonic.tokens,skeletonic.layout,skeletonic.elements,skeletonic.components,skeletonic.utilities;@layer skeletonic{@layer skeletonic.base,skeletonic.layout;:root{--cl-primary:light-dark(oklch(0.4 0.2 250),oklch(0.7 0.16 250));--cl-secondary:light-dark(oklch(0.38 0.15 200),oklch(0.65 0.12 200));--cl-success:light-dark(oklch(0.7 0.2 140),oklch(0.75 0.15 140));--cl-info:light-dark(oklch(0.85 0.15 100),oklch(0.88 0.12 100));--cl-warning:light-dark(oklch(0.8 0.15 80),oklch(0.82 0.12 80));--cl-danger:light-dark(oklch(0.55 0.25 20),oklch(0.65 0.2 20));--bg-primary:light-dark(oklch(0.96 0.03 250),oklch(0.18 0.04 250));--bg-secondary:light-dark(oklch(0.96 0.03 200),oklch(0.18 0.04 200));--bg-success:light-dark(oklch(0.96 0.03 140),oklch(0.18 0.04 140));--bg-info:light-dark(oklch(0.96 0.04 100),oklch(0.18 0.04 100));--bg-warning:light-dark(oklch(0.96 0.04 80),oklch(0.18 0.04 80));--bg-danger:light-dark(oklch(0.96 0.03 20),oklch(0.18 0.04 20));--cl-grey-100:light-dark(oklch(0.98 0.01 250),oklch(0.15 0.01 250));--cl-grey-200:light-dark(oklch(0.9 0.01 250),oklch(0.25 0.01 250))}.text-primary{color:var(--cl-primary)}.text-secondary{color:var(--cl-secondary)}.text-white{color:var(--cl-white)}.text-black{color:var(--cl-black)}.bg-primary{background-color:var(--bg-primary)}.bg-surface{background-color:var(--cl-surface)}.bg-black{background-color:var(--cl-black)}.bg-white{background-color:var(--cl-white)}.bg-soft{background-color:var(--cl-grey-100)}:root{--gr:1.62;--gr-fsb:clamp(1.0625rem,1.4vw,1.25rem);--gr-fsl:clamp(1.25rem,2vw,1.5rem);--gr-fss:clamp(0.75rem,1vw,0.875rem);--gr-h1:clamp(2.5rem,8vw,4.5rem);--gr-h2:clamp(2rem,5vw,3rem);--gr-h3:clamp(1.5rem,3vw,1.875rem);--gr-h4:clamp(1.25rem,2vw,1.5rem);--gr-h5:clamp(1.125rem,1vw,1.25rem);--gr-h6:clamp(1rem,1.4vw,1.125rem);--gr-lh-h1:1.1;--gr-lh-h2:1.1;--gr-lh-h3:1.2;--gr-lh-h4:1.3;--gr-lh-h5:1.4;--gr-lh-h6:1.5;--cl-white:oklch(1 0 0);--cl-black:oklch(0 0 0);--background-color:light-dark(oklch(1 0 0),oklch(0.05 0.01 250));--foreground-color:light-dark(oklch(0.11 0.01 250),oklch(0.95 0.01 250));--cl-surface:light-dark(oklch(0.98 0.01 250),oklch(0.12 0.02 250));--link-color:light-dark(#004caf,#8cc0ff);--link-color-visited:light-dark(#4a2d80,#c3a8f7);--link-color-hover:light-dark(#003280,#aaccff);--link-color-focus:light-dark(#003280,#aaccff);--link-color-active:light-dark(#003280,#aaccff);--focus-ring-color:var(--link-color);--bp-sm:30em;--bp-md:48em;--bp-lg:64em;--bp-xl:80em;--bp-xxl:96em;color-scheme:light dark}@layer skeletonic.base{.hidden,[hidden]{display:none}.center,.flex,.stack,[center],[flex]{display:flex;gap:var(--gr) rem}.center,.stack,[center]{flex-direction:column}.center,[center]{align-items:center;justify-content:center}.stack{justify-content:flex-start}.auto-grid{display:grid;gap:var(--gr) rem;grid-template-columns:repeat(auto-fit,minmax(18rem,1fr))}.full-bleed{left:50%;margin-left:-50vw;margin-right:-50vw;position:relative;right:50%;width:100vw}html{display:block;font-family:sans-serif;font-size:100%;interpolate-size:allow-keywords;text-rendering:optimizeLegibility;-webkit-text-size-adjust:100%;-moz-text-size-adjust:100%;text-size-adjust:100%}:focus-visible{outline:2px solid var(--focus-ring-color);outline-offset:4px}@media (prefers-reduced-motion:reduce){*{animation-duration:.01ms!important;animation-iteration-count:1!important;scroll-behavior:auto!important;transition-duration:.01ms!important}}a,abbr,address,article,aside,audio,b,blockquote,body,button,caption,cite,code,dd,del,dfn,dl,dt,em,fieldset,figure,footer,form,h1,h2,h3,h4,h5,h6,header,hgroup,html,i,iframe,img,ins,kbd,label,legend,li,mark,menu,nav,object,ol,p,pre,q,samp,section,select,small,span,strong,sub,sup,table,tbody,td,tfoot,th,thead,time,tr,ul,var,video{box-sizing:border-box;word-break:break-word}b,strong{font-weight:700}code,kbd,pre,samp{margin:1.62rem 0}em,i{font-style:italic}small{line-height:1.3}p{line-height:1.5;margin-bottom:1.62rem;max-width:65ch}small,sub,sup{font-size:var(--gr-fss)}sup{top:.8em}sub{bottom:-.8em}.visually-hidden{border:0;clip:rect(0 0 0 0);height:1px;margin:-1px;overflow:hidden;padding:0;position:absolute;white-space:nowrap;width:1px}}@layer skeletonic.layout{.container{margin-inline:auto;padding-inline:var(--gr-fsb);width:84rem}.grid{display:grid;gap:var(--gr-fsb,1rem)}.grid.masonry{display:grid-lanes;grid-template-rows:masonry;masonry-auto-flow:packed}.subgrid{display:grid;grid-template-columns:subgrid;grid-template-rows:subgrid}.bento-container{container-type:inline-size;display:grid;gap:1rem;grid-template-columns:repeat(auto-fill,minmax(15rem,1fr))}.container{margin:0 auto;max-width:84rem;width:96%}@media (min-width:30em){.container{max-width:28rem}}@media (min-width:48em){.container{max-width:44rem}}@media (min-width:64em){.container{max-width:60rem}}@media (min-width:80em){.container{max-width:72rem}}@media (min-width:96em){.container{max-width:84rem}}}}:root{--accent:rgb(0,83,191);--accent-rgb:0,83,191;--ink:#1d1d1f;--ink-soft:#3a3a3c;--ink-mute:#505058;--ink-faint:#58585d;--bg:#ffffff;--bg-alt:#f1f1f3;--card:#ffffff;--border:#d2d2d7;--shadow:0 1px 0 rgba(0,0,0,.06);--shadow-lift:0 18px 40px -18px rgba(0,0,0,.18);--nav-h:64px;--pad-x:22px;--max:980px;--max-wide:1440px;--radius:18px;color-scheme:light dark}@view-transition{navigation:auto}[data-theme="dark"]{--ink:#f5f5f7;--ink-soft:#d4d4d9;--ink-mute:#b0b0b8;--ink-faint:#a0a0a8;--accent:#8cc0ff;--bg:#000000;--bg-alt:#1d1d1f;--card:#161617;--border:#3a3a3c;--shadow:0 1px 0 rgba(255,255,255,.05);--shadow-lift:0 18px 40px -10px rgba(0,0,0,.7)}@media (prefers-color-scheme:dark){html:not([data-theme="light"]){--ink:#f5f5f7;--ink-soft:#d4d4d9;--ink-mute:#b0b0b8;--ink-faint:#a0a0a8;--accent:#8cc0ff;--bg:#000000;--bg-alt:#1d1d1f;--card:#161617;--border:#3a3a3c}}*{box-sizing:border-box}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}body{margin:0;background:var(--bg);color:var(--ink);font-family:"SF Pro Text","SF Pro Display",-apple-system,BlinkMacSystemFont,"Helvetica Neue",Helvetica,Arial,sans-serif;font-size:17px;line-height:1.47059;letter-spacing:-.022em;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}img{max-width:100%;height:auto;display:block}.reading-progress{position:fixed;top:0;left:0;width:100%;height:3px;background:var(--accent,#0056b3);transform:scaleX(0);transform-origin:0 50%;z-index:9999;pointer-events:none;will-change:transform;transition:transform .12s linear}.topic-breadcrumb{font-size:13px;color:var(--ink-mute,#6e6e73);margin:0 auto 16px;max-width:var(--max-wide);padding:0 var(--pad-x)}.topic-breadcrumb a{color:var(--ink-mute,#6e6e73)}.topic-breadcrumb a:hover{color:var(--accent,#0056b3)}.topic-lede{font-size:18px;line-height:1.5;color:var(--ink-soft);max-width:760px;margin:8px auto 0}@media (prefers-reduced-motion:reduce){.reading-progress{transition:none}}a{color:var(--accent);text-decoration:none;transition:opacity .2s ease}a:hover{opacity:.72}main.content :is(p,li,blockquote,dd,dt,td,th) a:not([class]){text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px}h1,h2,h3,h4,h5,h6{font-family:"SF Pro Display",-apple-system,BlinkMacSystemFont,"Helvetica Neue",Helvetica,Arial,sans-serif;font-weight:600;letter-spacing:-.015em;margin:0;color:inherit;text-wrap:balance}p,li{text-wrap:pretty}@media print{nav,header,footer,.ap-search,.ap-lang,.skip,.gh-stats-row,.setup-finale,.share-block,.related-section,.speculation-rules{display:none!important}main{max-width:none!important;padding:0!important}body{background:#fff!important;color:#000!important;font-size:11pt;line-height:1.45}a{color:#000;text-decoration:underline}a[href^="http"]:after{content:" (" attr(href) ")";font-size:9pt;color:#444}img{max-width:100%!important;page-break-inside:avoid}h1,h2,h3{page-break-after:avoid}pre,blockquote{page-break-inside:avoid;border-left:2px solid #000}}.skip{position:absolute;left:-9999px;top:-9999px}.skip:focus{left:12px;top:12px;background:var(--ink);color:#fff;padding:10px 16px;z-index:300;border-radius:8px}.ap-nav{position:sticky;top:0;z-index:100;height:var(--nav-h);background:var(--bg);border-bottom:1px solid var(--border)}[data-theme="dark"] .ap-nav{background:var(--bg);border-bottom-color:var(--border)}.ap-nav .wrap{max-width:var(--max-wide);margin:0 auto;height:100%;padding:0 var(--pad-x);display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:18px}.ap-brand{justify-self:start;font-size:14px;font-weight:500;color:var(--ink);display:inline-flex;align-items:center;gap:8px}.ap-brand img{width:22px;height:22px;border-radius:50%}@media (max-width:600px){.ap-brand-name{font-size:0;line-height:0;letter-spacing:0}.ap-brand-name::before{content:"SR";font-size:14px;line-height:normal;letter-spacing:normal;font-weight:inherit;color:inherit}}.ap-menu{justify-self:center;display:flex;list-style:none;margin:0;padding:0;gap:22px}.ap-menu a{font-size:12px;color:var(--ink);opacity:.88;white-space:nowrap}.ap-menu a:hover{opacity:1}.ap-brand[aria-current="page"]{color:var(--accent)}.ap-menu a[aria-current="page"],.ap-menu a.active{opacity:1;color:var(--accent);font-weight:600;position:relative}.ap-menu a[aria-current="page"]::after,.ap-menu a.active::after{content:"";position:absolute;left:0;right:0;bottom:-6px;height:2px;background:var(--accent);border-radius:1px}.ap-nav-right{justify-self:end;display:inline-flex;align-items:center;gap:6px}.ap-cta-mini{font-size:12px;font-weight:500;color:#fff;background:var(--accent);padding:10px 16px;min-height:44px;border-radius:980px;line-height:1;box-sizing:border-box;display:inline-flex;align-items:center;gap:4px;white-space:nowrap;transition:opacity .15s ease}.ap-cta-mini:hover{opacity:.88;color:#fff}[data-theme=dark] .ap-cta-mini,html:not([data-theme=light]) .ap-cta-mini{color:#000}[data-theme=dark] .ap-cta-mini:hover,html:not([data-theme=light]) .ap-cta-mini:hover{color:#000}.ap-search{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 10px;background:transparent;border:1px solid transparent;border-radius:22px;color:var(--ink);cursor:pointer;transition:background .15s,border-color .15s}.ap-search:hover{background:color-mix(in srgb,var(--ink) 7%,transparent)}.ap-search svg{width:16px;height:16px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}.ap-search-kbd{display:inline-flex;align-items:center;padding:2px 6px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:11.5px;color:var(--ink-mute,#6e6e73);background:color-mix(in srgb,var(--ink) 6%,transparent);border:1px solid color-mix(in srgb,var(--ink) 10%,transparent);border-radius:6px;line-height:1}@media (max-width:1100px){.ap-search-kbd{display:none}.ap-search{width:44px;padding:0;border-radius:50%}}.ap-lang{position:relative}.ap-lang-toggle{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.5rem 1rem;background:transparent;border:1px solid var(--border);border-radius:999px;color:var(--ink);cursor:pointer;font-family:inherit;font-size:.875rem;font-weight:500;line-height:1;transition:transform .2s cubic-bezier(.4,0,.2,1),background .2s ease,border-color .2s ease,color .2s ease,box-shadow .2s ease}.ap-lang-toggle:hover{background:color-mix(in srgb,var(--ink) 6%,transparent);border-color:var(--ink-mute,#6e6e73);color:var(--ink)}.ap-lang-toggle:active{transform:scale(.96)}.ap-lang-globe{font-size:1rem;line-height:1}.ap-lang-current{line-height:1}.ap-lang-menu{position:absolute;top:100%;right:0;margin-top:.375rem;padding:.5rem;background:color-mix(in srgb,var(--bg) 80%,transparent);backdrop-filter:blur(20px) saturate(180%);-webkit-backdrop-filter:blur(20px) saturate(180%);border:1px solid var(--border);border-radius:.5rem;box-shadow:0 4px 24px rgba(0,0,0,.10);width:max-content;max-width:90vw;max-height:80vh;overflow-y:auto;overscroll-behavior:contain;z-index:1002}.ap-lang-menu[hidden]{display:none}.ap-lang-menu-grid{display:grid;grid-template-columns:repeat(4,minmax(120px,1fr));gap:0;min-width:500px}.ap-lang-item{display:block;padding:.375rem .625rem;border-radius:.25rem;font-size:12px;color:var(--ink-mute,#6e6e73);text-decoration:none;white-space:nowrap;transition:background .2s ease,color .2s ease}.ap-lang-item:hover{background:color-mix(in srgb,var(--ink) 6%,transparent);color:var(--ink);opacity:1}.ap-lang-item:focus-visible{background:color-mix(in srgb,var(--ink) 6%,transparent);color:var(--ink);opacity:1;outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}.ap-lang-item.active,.ap-lang-item[aria-current="true"]{color:var(--ink);font-weight:600}.ap-lang-item[aria-disabled="true"]{opacity:.42;cursor:not-allowed;pointer-events:none}@media (max-width:600px){.ap-lang-toggle{padding:.4rem .7rem;font-size:.8rem}.ap-lang-menu-grid{grid-template-columns:repeat(2,1fr);min-width:0}}.theme-toggle{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;padding:0;background:transparent;border:1px solid transparent;border-radius:50%;color:var(--ink);cursor:pointer;transition:background .15s,border-color .15s}.theme-toggle:hover{background:color-mix(in srgb,var(--ink) 7%,transparent)}.theme-toggle svg{width:16px;height:16px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}.theme-toggle .icon-sun{display:none}.theme-toggle .icon-moon{display:inline}[data-theme="dark"] .theme-toggle .icon-sun{display:inline}[data-theme="dark"] .theme-toggle .icon-moon{display:none}.ap-toggle,.ap-burger{display:none}@media (max-width:980px){.ap-nav .wrap{grid-template-columns:auto 1fr auto}.ap-menu{display:none}.ap-burger{display:inline-flex;align-items:center;justify-content:center;cursor:pointer;font-size:18px;color:var(--ink);width:44px;height:44px;user-select:none}.ap-nav:has(.ap-toggle:checked) .ap-menu{display:flex;flex-direction:column;position:absolute;top:var(--nav-h);left:0;right:0;background:var(--bg);padding:18px 22px;gap:14px;border-bottom:1px solid var(--border);justify-content:flex-start;text-align:center;z-index:99}}.ap-hero{padding:84px var(--pad-x) 64px;text-align:center;background:var(--card);position:relative;overflow:hidden}.ap-hero h1{font-size:clamp(40px,5.5vw,64px);line-height:1.07;margin:0 auto 12px;max-width:900px}.ap-hero .sub{font-size:clamp(20px,2.3vw,28px);font-weight:400;color:var(--ink-mute);margin:0 auto 28px;max-width:760px;line-height:1.25}.ap-hero .cta{display:inline-flex;gap:20px;flex-wrap:wrap;justify-content:center}.ap-hero .portrait{width:120px;height:120px;border-radius:50%;margin:0 auto 24px;object-fit:cover;box-shadow:0 10px 30px -10px rgba(0,0,0,.25)}.ap-hero figure.hero-figure{margin:48px auto 0;max-width:var(--max-wide);border-radius:var(--radius);overflow:hidden}.ap-hero figure.hero-figure img{width:100%;height:auto;border-radius:var(--radius);box-shadow:0 30px 60px -20px rgba(0,0,0,.18)}.ap-hero figure.hero-figure[data-empty=""]{display:none}.article-tags{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;max-width:var(--max-wide);margin:8px auto 18px;padding:0 var(--pad-x)}.article-tag{display:inline-flex;align-items:center;padding:5px 12px;background:var(--cl-grey-100,#f1f3f7);color:var(--ink,#111);border-radius:980px;font-size:12.5px;font-weight:500;letter-spacing:.01em;text-decoration:none;transition:background .15s ease,transform .15s ease}.article-tag:hover{background:var(--cl-grey-200,#e3e6ed);transform:translateY(-1px)}.article-meta{display:flex;flex-wrap:wrap;gap:8px 10px;align-items:center;justify-content:center;font-size:14px;color:var(--ink-mute,#6e6e73);margin:0 auto 24px;padding:0 var(--pad-x);max-width:var(--max-wide)}.article-meta time,.article-meta span:not(.article-author span){white-space:nowrap}.article-author{display:inline-flex;align-items:center;gap:8px;color:var(--ink,#111)!important;font-weight:500;text-decoration:none}.article-author img{border-radius:50%;width:32px;height:32px;object-fit:cover}.article-author:hover{opacity:.85}.article-toc{max-width:760px;margin:0 auto 32px;padding:18px 22px;background:var(--cl-grey-100,#f5f5f7);border-radius:14px;font-size:15px}.article-toc h2{font-size:13px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;margin:0 0 10px;color:var(--ink-mute,#6e6e73)}.article-toc ol{list-style:decimal-leading-zero inside;margin:0;padding:0}.article-toc ol li{padding:3px 0;line-height:1.4}.article-toc ol li a{color:var(--link-color);text-decoration:none}.article-toc ol li a:hover{text-decoration:underline}.heading-anchor{display:inline-block;margin-inline-start:.4em;color:var(--ink-mute,#6e6e73);opacity:0;font-weight:400;text-decoration:none;transition:opacity .15s ease}.heading-anchor:hover{opacity:1;color:var(--link-color,#0056b3)!important}h2:hover .heading-anchor,h3:hover .heading-anchor{opacity:.55}h2:hover .heading-anchor:hover,h3:hover .heading-anchor:hover{opacity:1}.author-card{display:flex;gap:18px;align-items:flex-start;max-width:760px;margin:48px auto;padding:24px 26px;background:var(--card,#fafafc);border-radius:16px;border:1px solid var(--cl-grey-200,#e3e6ed)}.author-card img{width:64px;height:64px;border-radius:50%;flex-shrink:0;object-fit:cover}.author-card-body{display:flex;flex-direction:column;gap:6px;font-size:15px;line-height:1.5;color:var(--ink,#111)}.author-card-name{font-size:17px;font-weight:600}.author-card-name a{color:inherit;text-decoration:none}.author-card-bio{margin:0}.author-card-body .author-credentials{font-size:13px;color:var(--ink-mute,#6e6e73)}.author-card-body .author-credentials a{text-decoration:underline;text-underline-offset:2px}.article-sigstore{margin:24px auto 0;max-width:760px;font-size:12px;color:var(--ink-faint);text-align:center}.article-sigstore a{color:inherit;text-decoration:underline;text-underline-offset:3px}.ap-hero .eyebrow{display:inline-block;font-size:13px;font-weight:600;color:var(--accent);letter-spacing:.04em;text-transform:uppercase;margin-bottom:10px}.article-sources{max-width:760px;margin:48px auto 0;padding:0 var(--pad-x)}.article-sources-heading{font-size:17px;font-weight:600;margin:0 0 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