:root,:root[data-theme="light"]{--bg:#ffffff;--surface:#f4f6f9;--surface-soft:#e7ebf1;--ink:#0d1117;--ink-soft:#232a35;--ink-muted:#3d4553;--accent:#08417f;--accent-hover:#052c57;--accent-ink:#ffffff;--accent-soft:#dce8f7;--on-accent-soft:#08417f;--focus:#08417f;--line:#5f6976;color-scheme:light;}:root[data-theme="dark"]{--bg:#0b0e14;--surface:#141922;--surface-soft:#1d2430;--ink:#f2f5f9;--ink-soft:#d3dae4;--ink-muted:#adb7c5;--accent:#93bef7;--accent-hover:#bcd8fc;--accent-ink:#06101d;--accent-soft:#1b2a3f;--on-accent-soft:#c6dbf7;--focus:#93bef7;--line:#7d8b9f;color-scheme:dark;}@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){--bg:#0b0e14;--surface:#141922;--surface-soft:#1d2430;--ink:#f2f5f9;--ink-soft:#d3dae4;--ink-muted:#adb7c5;--accent:#93bef7;--accent-hover:#bcd8fc;--accent-ink:#06101d;--accent-soft:#1b2a3f;--on-accent-soft:#c6dbf7;--focus:#93bef7;--line:#7d8b9f;}color-scheme: dark;}:root{--sans:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;--mono:ui-monospace,SFMono-Regular,Menlo,Consolas,"Liberation Mono",monospace;--r:8px;--gap:1.5rem;--shell:76rem;--read:42rem;--search-gutter:10rem;--masthead-h:4rem;}*,*::before,*::after{box-sizing:border-box;}body,h1,h2,h3,h4,p,ul,ol,dl,dd,figure,pre{margin:0;}ul[class],ol[class]{list-style:none;padding:0;}html{background:var(--bg);color:var(--ink);font-family:var(--sans);font-size:106.25%;line-height:1.6;-webkit-text-size-adjust:100%;scroll-padding-top:calc(var(--masthead-h) + 1rem);}body{min-height:100vh;display:flex;flex-direction:column;}main{flex:1;}:focus-visible{outline:3px solid var(--focus);outline-offset:2px;border-radius:2px;}a{color:var(--accent);text-underline-offset:0.18em;}a:hover{color:var(--accent-hover);}.skip-link{position:absolute;left:0.5rem;top:-4rem;z-index:20;background:var(--accent);color:var(--accent-ink);padding:0.75rem 1.25rem;border-radius:var(--r);font-weight:700;text-decoration:none;}.skip-link:focus{top:0.5rem;}.lu-shell{width:100%;max-width:var(--shell);margin:0 auto;padding:0 1.25rem;}.lu-shell-narrow{max-width:var(--read);}.masthead{border-bottom:1px solid var(--line);background:var(--bg);position:var(--masthead-pos,sticky);top:0;z-index:10;}.masthead-in{display:flex;align-items:center;gap:var(--gap);flex-wrap:wrap;min-height:4rem;max-width:none;padding-inline:clamp(1rem,2.5vw,2rem);padding-inline-end:calc(clamp(1rem,2.5vw,2rem) + var(--search-gutter));}#ssg-search-btn,#ssg-search-btn *{position:static!important;inset:auto!important;margin:0!important;color:var(--ink-soft)!important;}#ssg-search-btn{min-height:44px;min-width:44px;padding:0 0.9rem!important;border:1px solid var(--line)!important;border-radius:var(--r)!important;background:var(--surface)!important;font:inherit!important;font-size:0.875rem!important;font-weight:600;cursor:pointer;}#ssg-search-btn svg{color:var(--ink-soft)!important;}.brand{display:inline-flex;align-items:center;gap:0.6rem;color:var(--ink);text-decoration:none;font-weight:700;font-size:1.0625rem;padding:0.6rem 0;min-height:44px;}.brand-mark{display:block;color:var(--accent);flex:none;}.site-nav{margin-inline-end:auto;}.nav-list{display:flex;gap:0.35rem;flex-wrap:wrap;}.nav-list a{display:inline-flex;align-items:center;min-height:44px;padding:0 0.7rem;border-radius:var(--r);color:var(--ink-soft);text-decoration:none;font-weight:600;font-size:0.9375rem;}.nav-list a:hover{background:var(--surface);color:var(--accent-hover);text-decoration:underline;}.nav-list a[aria-current]{background:var(--accent-soft);color:var(--on-accent-soft);font-weight:700;}.masthead-tools{display:flex;align-items:center;gap:0.5rem;flex-wrap:wrap;}.nav-btn,.mode-btn{min-height:44px;min-width:44px;padding:0 0.9rem;border:1px solid var(--line);border-radius:var(--r);background:var(--surface);color:var(--ink-soft);font:inherit;font-size:0.875rem;font-weight:600;cursor:pointer;}.nav-btn:hover,.mode-btn:hover{background:var(--surface-soft);color:var(--accent-hover);}.nav-btn{display:none;}.mode-btn-state{color:var(--ink-muted);font-weight:400;}.mode-btn-state::before{content:" — ";}.hero{padding:clamp(3rem,8vw,6rem)0 clamp(2rem,5vw,3.5rem);}.hero-in>*{max-width:54rem;}.eyebrow{font-size:0.875rem;font-weight:600;color:var(--ink-muted);margin-bottom:1rem;display:flex;align-items:center;gap:0.6rem;flex-wrap:wrap;}.eyebrow-tag{background:var(--accent-soft);color:var(--on-accent-soft);border-radius:2rem;padding:0.2rem 0.7rem;font-weight:700;font-size:0.8125rem;}.hero-h{font-size:clamp(2.1rem,5.5vw,3.4rem);line-height:1.12;letter-spacing:-0.02em;font-weight:800;text-wrap:balance;}.hero-lead{font-size:clamp(1.0625rem,2vw,1.25rem);color:var(--ink-soft);margin-top:1.1rem;max-width:40rem;}.hero-actions{display:flex;flex-wrap:wrap;gap:0.75rem;margin-top:2rem;}.hero-in>.hero-photo{max-width:72rem;margin-top:3rem;overflow:hidden;border:1px solid var(--line);border-radius:var(--r);background:var(--surface);}.hero-photo img{display:block;width:100%;height:auto;aspect-ratio:1200/742;object-fit:cover;}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 1.4rem;border-radius:var(--r);border:1px solid transparent;font-weight:700;text-decoration:none;font-size:0.9375rem;}.btn-primary{background:var(--accent);color:var(--accent-ink);}.btn-primary:hover{background:var(--accent-hover);color:var(--accent-ink);}.btn-quiet{background:var(--surface);color:var(--ink);border-color:var(--line);}.btn-quiet:hover{background:var(--surface-soft);color:var(--ink);}.band{padding:clamp(2.5rem,6vw,4rem)0;border-top:1px solid var(--line);}.band-soft{background:var(--surface);}.band-h{font-size:clamp(1.5rem,3vw,2rem);letter-spacing:-0.015em;text-wrap:balance;}.band-lead{color:var(--ink-soft);margin-top:0.75rem;max-width:var(--read);}.band-cta{margin-top:2rem;}.snippet{margin-top:1.75rem;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;}.snippet-h{background:var(--surface-soft);color:var(--ink-soft);font-family:var(--mono);font-size:0.8125rem;padding:0.6rem 1rem;border-bottom:1px solid var(--line);}.snippet-body{margin:0;padding:1.1rem;overflow-x:auto;background:var(--surface);}.snippet-body code{font-family:var(--mono);font-size:0.875rem;color:var(--ink);white-space:pre;}.cards{display:grid;gap:var(--gap);margin-top:2rem;grid-template-columns:repeat(auto-fit,minmax(16rem,1fr));}.card{background:var(--bg);border:1px solid var(--line);border-radius:var(--r);padding:1.4rem;}.card-h{font-size:1.0625rem;margin-bottom:0.5rem;}.card p{color:var(--ink-soft);font-size:0.9375rem;}.facts{display:grid;gap:var(--gap);margin-top:2rem;grid-template-columns:repeat(auto-fit,minmax(14rem,1fr));}.fact{border-inline-start:3px solid var(--accent);padding-inline-start:1rem;}.fact-t{font-size:1.5rem;font-weight:800;letter-spacing:-0.02em;}.fact-d{color:var(--ink-soft);font-size:0.9375rem;margin-top:0.25rem;}.doc-shell{display:grid;gap:clamp(1.5rem,4vw,3rem);padding-top:2.5rem;padding-bottom:4rem;grid-template-columns:14rem minmax(0,1fr)13rem;}.doc-side,.doc-toc{align-self:start;position:sticky;top:5rem;}.side-h{font-weight:700;margin-top:0;font-size:0.8125rem;text-transform:uppercase;letter-spacing:0.08em;color:var(--ink-muted);margin-bottom:0.75rem;}.side-list,.toc-list{display:flex;flex-direction:column;}.side-list a,.toc-list a{display:block;padding:0.6rem 0.75rem;min-height:44px;color:var(--ink-soft);text-decoration:none;border-inline-start:2px solid var(--line);font-size:0.9375rem;}.side-list a:hover,.toc-list a:hover{background:var(--surface);color:var(--accent-hover);text-decoration:underline;}.side-list a[aria-current]{background:var(--accent-soft);color:var(--on-accent-soft);border-inline-start-color:var(--accent);font-weight:700;}.crumbs{font-size:0.875rem;margin-bottom:1.25rem;}.crumbs ol{display:flex;flex-wrap:wrap;gap:0.5rem;list-style:none;padding:0;}.crumbs li+li::before{content:"/";color:var(--ink-muted);margin-inline-end:0.5rem;}.crumbs a,.crumbs [aria-current]{display:inline-flex;align-items:center;min-height:44px;padding-inline:0.15rem;}.crumbs a{color:var(--accent);}.crumbs [aria-current]{color:var(--ink-muted);}.crumbs li+li::before{align-self:center;}.doc-h{font-size:clamp(1.85rem,4vw,2.5rem);letter-spacing:-0.02em;line-height:1.2;text-wrap:balance;}.doc-lead{font-size:1.125rem;color:var(--ink-soft);margin-top:0.85rem;}.prose{margin-top:2rem;max-width:var(--read);}.prose :where(p,ul,ol,pre,blockquote,table,dl,figure)+:where(p,ul,ol,pre,blockquote,table,dl,figure){margin-top:2.5em;}.prose li+li{margin-top:0.4rem;}.prose h2{font-size:1.4rem;margin-top:2.5rem;letter-spacing:-0.01em;scroll-margin-top:calc(var(--masthead-h) + 1rem);}.prose h3{font-size:1.125rem;margin-top:1.75rem;scroll-margin-top:calc(var(--masthead-h) + 1rem);}.prose :where(h2,h3,h4)+*{margin-top:0.9em;}.prose p,.prose li{color:var(--ink-soft);}.prose ul,.prose ol{padding-inline-start:1.4rem;}.prose li+li{margin-top:0.4rem;}.prose code{font-family:var(--mono);font-size:0.9em;background:var(--surface-soft);color:var(--ink);padding:0.1em 0.35em;border-radius:4px;}.prose pre{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:1.1rem;overflow-x:auto;}.prose pre code,.prose pre code span,.snippet-body code{white-space:break-spaces;overflow-wrap:anywhere;}.prose pre code{background:none;padding:0;font-size:0.875rem;}.prose pre code span{padding:0;margin:0;border:0;display:inline;max-width:none;letter-spacing:inherit;word-spacing:inherit;}.prose blockquote{border-inline-start:3px solid var(--accent);padding-inline-start:1rem;color:var(--ink-soft);}.ssg-table-scroll,.table-wrap,.snippet-body,[tabindex]:not([tabindex="-1"]){scroll-margin-top:calc(var(--masthead-h) + 1rem);}.prose table{width:100%;border-collapse:collapse;}.prose th,.prose td{overflow-wrap:anywhere;min-width:0;}.prose th,.prose td{text-align:start;padding:0.6rem 0.75rem;border-bottom:1px solid var(--line);font-size:0.9375rem;}.prose th{color:var(--ink);font-weight:700;background:var(--surface);}.prose td{color:var(--ink-soft);}.pager{display:grid;gap:1rem;margin-top:3.5rem;grid-template-columns:repeat(auto-fit,minmax(14rem,1fr));}.pager-link{display:flex;flex-direction:column;gap:0.2rem;min-height:44px;padding:0.9rem 1.1rem;border:1px solid var(--line);border-radius:var(--r);text-decoration:none;background:var(--bg);}.pager-link:hover{background:var(--surface);}.pager-next{text-align:end;}.pager-dir{font-size:0.8125rem;color:var(--ink-muted);}.pager-name{color:var(--accent);font-weight:700;}.footer{border-top:1px solid var(--line);background:var(--surface);padding:3rem 0 1.5rem;}.footer-in{display:flex;flex-wrap:wrap;gap:2.5rem;justify-content:space-between;}.footer-name{display:block;font-weight:800;}.footer-note{color:var(--ink-soft);font-size:0.9375rem;margin-top:0.4rem;max-width:32rem;}.footer-h{font-size:0.8125rem;text-transform:uppercase;letter-spacing:0.08em;color:var(--ink-muted);margin-bottom:0.6rem;}.footer-nav ul{list-style:none;padding:0;}.footer-nav a{display:inline-flex;align-items:center;min-height:44px;color:var(--ink-soft);font-size:0.9375rem;}.footer-nav a:hover{color:var(--accent-hover);}.footer-legal{margin-top:2rem;padding-top:1.25rem;border-top:1px solid var(--line);}.footer-legal p{color:var(--ink-muted);font-size:0.875rem;}.footer-credit{margin-top:0.25rem;}.footer-credit a{display:inline-flex;align-items:center;min-height:44px;color:var(--ink-soft);font-size:0.875rem;}.footer-credit a:hover{color:var(--accent-hover);}@media (max-width: 64rem){.doc-shell{grid-template-columns:minmax(0,1fr);}.doc-side,.doc-toc{position:static;}.doc-toc{order:-1;border:1px solid var(--line);border-radius:var(--r);padding:1rem;}}@media (max-width: 30rem){.prose pre{overflow-x:visible;}}@media (max-width: 48rem){.masthead-in{padding-inline-end:clamp(1rem,2.5vw,2rem);}.masthead-tools{padding-inline-end:var(--search-gutter);}.nav-btn{display:inline-flex;align-items:center;justify-content:center;}.site-nav{display:none;width:100%;}.site-nav.is-open{display:block;}.nav-list{flex-direction:column;}.masthead-in{padding-bottom:0.5rem;}.masthead{position:relative;}}@media (prefers-reduced-motion: reduce){*,*::before,*::after{animation-duration:0.01ms!important;animation-iteration-count:1!important;transition-duration:0.01ms!important;scroll-behavior:auto!important;}}@media print{.masthead,.footer,.pager,.doc-side,.doc-toc,.skip-link{display:none;}.doc-shell{display:block;}a[href^="http"]::after{content:" ("attr(href)")";font-size:0.85em;}}@media (prefers-contrast: more){:root,:root[data-theme="light"],:root[data-theme="dark"]{--ink-soft:var(--ink);--ink-muted:var(--ink);--rule:var(--line);}}@media (forced-colors: active){:focus-visible{outline:3px solid Highlight;outline-offset:2px;}a{color:LinkText;}a:visited{color:VisitedText;}.btn,.btn-primary{border:1px solid ButtonText;forced-color-adjust:none;background:ButtonFace;color:ButtonText;}.skip-link{background:Canvas;color:CanvasText;border:1px solid CanvasText;}}@media (color-gamut: p3){:root,:root[data-theme="light"]{--accent:color(display-p3 0.0587 0.2417 0.5249);--accent-hover:color(display-p3 0.034 0.1638 0.3599);--focus:color(display-p3 0.0587 0.2417 0.5249);}@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){--accent:color(display-p3 0.5846 0.7395 0.9918);--accent-hover:color(display-p3 0.7449 0.8444 0.9979);--focus:color(display-p3 0.5846 0.7395 0.9918);}}:root[data-theme="dark"]{--accent:color(display-p3 0.5846 0.7395 0.9918);--accent-hover:color(display-p3 0.7449 0.8444 0.9979);--focus:color(display-p3 0.5846 0.7395 0.9918);}}h1,h2,h3,h4,p,li,dd,dt,figcaption{overflow-wrap:break-word;}html{scroll-padding-block-start:5.5rem;}@media (max-width: 48rem){html{scroll-padding-block-start:4.5rem;}}.ap-lang{position:relative;}.ap-lang-toggle{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;min-height:44px;padding:.5rem 1rem;border:1px solid color-mix(in srgb,currentColor 30%,transparent);border-radius:999px;background:transparent;color:inherit;font:inherit;font-size:.875rem;font-weight:500;line-height:1;white-space:nowrap;cursor:pointer;list-style:none;}.ap-lang-toggle::-webkit-details-marker{display:none;}.ap-lang-toggle::marker{content:"";}.ap-lang-toggle:hover{border-color:currentColor;}.ap-lang-globe{font-size:1rem;line-height:1;}.ap-lang-current{line-height:1;font-variant-numeric:tabular-nums;}.ap-lang:not([open]) .ap-lang-menu{display:none;}.ap-lang-menu{position:absolute;top:calc(100% + .375rem);left:0;z-index:60;width:max-content;min-width:100%;padding:.375rem;border:1px solid color-mix(in srgb,currentColor 30%,transparent);border-radius:.6rem;background:var(--surface,var(--bg,#fff));box-shadow:0 8px 28px rgb(0 0 0/.18);color:var(--ink,CanvasText);}.ap-lang-menu-grid{display:grid;gap:.125rem;}.ap-lang-item{display:block;min-height:44px;padding:.6rem .75rem;border-radius:.35rem;color:inherit;font-size:.85rem;line-height:1.4;text-decoration:none;white-space:nowrap;}.ap-lang-item:hover{background:color-mix(in srgb,currentColor 10%,transparent);}.ap-lang-item[aria-current]{font-weight:700;text-decoration:underline;text-underline-offset:.3em;text-decoration-thickness:2px;}@media (max-width: 30rem){.ap-lang-menu{left:auto;right:0;}}body{background:transparent;color:inherit;font:inherit;}h1{color:inherit;}:where(h1,h2,h3,h4,h5,h6){padding-block-end:0.35em;}.site-footer .footer-credit a{display:inline;min-width:0;min-height:0;padding:0;margin:0;white-space:nowrap;}#mode-toggle.theme-toggle{appearance:none;width:44px;height:44px;min-width:44px;min-height:44px;padding:0;border:1px solid #5d6375;border-radius:50%;background:#151928;color:#ffffff;box-shadow:none;cursor:pointer;display:flex;flex:0 0 44px;align-items:center;justify-content:center;font-size:1.2rem;line-height:1;}#mode-toggle .visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap;border:0;}#mode-toggle .theme-icon{line-height:1;}#mode-toggle .theme-icon::before{content:"🖥️";font-size:1.2rem;}:root[data-theme="light"] #mode-toggle.theme-toggle{border-color:#878d9b;background:#f3f4f6;color:#090a0f;}:root[data-theme="light"] #mode-toggle .theme-icon::before{content:"☀️";}:root[data-theme="dark"] #mode-toggle .theme-icon::before{content:"🌙";}@media (prefers-color-scheme: light){:root:not([data-theme="dark"]) #mode-toggle.theme-toggle{border-color:#878d9b;background:#f3f4f6;color:#090a0f;}}