@font-face{font-family:Heebo;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/BGyEuwIV.woff2)format("woff2"),url(/assets/BVgBBEsj.woff)format("woff")}@font-face{font-family:Heebo;font-style:normal;font-display:swap;font-weight:700;src:url(/assets/PoyjiH5f.woff2)format("woff2"),url(/assets/DxB9_ClD.woff)format("woff")}@font-face{font-family:Raleway;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/C5eIEfLm.woff2)format("woff2"),url(/assets/sMcq1OIP.woff)format("woff")}@font-face{font-family:Raleway;font-style:normal;font-display:swap;font-weight:700;src:url(/assets/BVpQLp0x.woff2)format("woff2"),url(/assets/JVwBSLev.woff)format("woff")}*,:before,:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{background:var(--tgc-bg);color:var(--tgc-text);font-family:var(--tgc-font-body);line-height:1.65;font-size:var(--tgc-fs,1.0625rem);margin:0}img,svg{max-width:100%;height:auto}h1,h2,h3{font-family:var(--tgc-font-head);margin:1.6em 0 .55em;line-height:1.2}h1{margin-top:.4em;font-size:clamp(1.8rem,1.3rem + 2.4vw,2.7rem)}h2{font-size:clamp(1.3rem,1.1rem + 1vw,1.65rem)}h3{font-size:1.15rem}p,ul,ol{margin:0 0 1.05em}a{color:var(--tgc-accent)}a:focus-visible{outline:3px solid var(--tgc-accent);outline-offset:2px}.tgc-skip{background:var(--tgc-accent);color:var(--tgc-accent-text);z-index:9;padding:.5em 1em;position:absolute;top:0;left:-999px}.tgc-skip:focus{top:8px;left:8px}.tgc-preview{color:#fff;text-align:center;background:#b00020;padding:.35em;font:600 .85rem system-ui,sans-serif}:root{--tgc-max:46rem}.tgc-w-narrow{--tgc-max:40rem}.tgc-w-medium{--tgc-max:48rem}.tgc-w-wide{--tgc-max:60rem}.tgc-w-full{--tgc-max:72rem}.tgc-header-in,.tgc-main,.tgc-footer-in{max-width:var(--tgc-max);margin:0 auto;padding-left:16px;padding-right:16px}.tgc-main{padding-top:1.5rem;padding-bottom:3rem}.tgc-den-compact{line-height:1.55}.tgc-den-compact .tgc-main{padding-top:1rem}.tgc-den-airy{line-height:1.8}.tgc-den-airy p{margin-bottom:1.3em}.tgc-sc-small{--tgc-fs:1rem}.tgc-sc-large{--tgc-fs:1.125rem}:root{--tgc-r:6px}.tgc-rad-none{--tgc-r:0}.tgc-rad-small{--tgc-r:4px}.tgc-rad-medium{--tgc-r:10px}.tgc-rad-round{--tgc-r:18px}.tgc-hd-caps h2,.tgc-hd-caps h3{text-transform:uppercase;letter-spacing:.06em;font-size:1.05rem}.tgc-hd-light h1,.tgc-hd-light h2{font-weight:400}.tgc-hd-heavy h1,.tgc-hd-heavy h2{letter-spacing:-.01em;font-weight:800}.tgc-hd-rule h2{border-bottom:2px solid var(--tgc-line);padding-bottom:.3em}.tgc-ln-underline .tgc-prose a{text-underline-offset:3px;text-decoration-thickness:1px}.tgc-ln-colour .tgc-prose a{font-weight:600;text-decoration:none}.tgc-ln-colour .tgc-prose a:hover{text-decoration:underline}.tgc-ln-dotted .tgc-prose a{text-underline-offset:3px;text-decoration-style:dotted}.tgc-ln-highlight .tgc-prose a{background:linear-gradient(transparent 62%,color-mix(in srgb,var(--tgc-accent) 22%,transparent) 0);text-decoration:none}.tgc-header{border-bottom:1px solid var(--tgc-line)}.tgc-header-in{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.6rem 1.2rem;padding-top:.9rem;padding-bottom:.9rem;display:flex}.tgc-brand{color:var(--tgc-text);font-family:var(--tgc-font-head);align-items:center;gap:.6rem;font-size:1.2rem;font-weight:700;text-decoration:none;display:inline-flex}.tgc-brand svg{flex:none}.tgc-brand-ul{border-bottom:3px solid var(--tgc-accent)}.tgc-nav{flex-wrap:wrap;gap:.3rem 1rem;font-size:.95rem;display:flex}.tgc-nav a{color:var(--tgc-text);padding:.3em 0;text-decoration:none}.tgc-nav a:hover,.tgc-nav a[aria-current]{color:var(--tgc-accent);text-decoration:underline}.tgc-tagline{color:var(--tgc-muted);margin:0;font-size:.95rem}.tgc-h-centered .tgc-header-in{text-align:center;flex-direction:column}.tgc-h-centered .tgc-nav{justify-content:center}.tgc-h-band .tgc-header{background:var(--tgc-accent);border:0}.tgc-h-band .tgc-brand,.tgc-h-band .tgc-nav a{color:var(--tgc-accent-text)}.tgc-h-band .tgc-brand svg *{stroke:var(--tgc-accent-text)}.tgc-h-band .tgc-nav a:hover,.tgc-h-band .tgc-nav a[aria-current]{color:var(--tgc-accent-text)}.tgc-h-split .tgc-header{border-bottom:4px double var(--tgc-line)}.tgc-h-split .tgc-nav{text-transform:uppercase;letter-spacing:.08em;font-size:.8rem}.tgc-h-minimal .tgc-header{border:0}.tgc-sidebar{border-bottom:1px solid var(--tgc-line);background:var(--tgc-surface);padding:1rem 16px}.tgc-sidenav{flex-wrap:wrap;gap:.2rem 1rem;margin:.6rem 0 0;padding:0;font-size:.92rem;list-style:none;display:flex}.tgc-sidenav a{color:var(--tgc-text);text-decoration:none}.tgc-sidenav a[aria-current]{color:var(--tgc-accent);font-weight:700}@media (width>=900px){.tgc-h-sidebar .tgc-shell{grid-template-columns:16rem 1fr;display:grid}.tgc-sidebar{border:0;border-right:1px solid var(--tgc-line);align-self:start;min-height:100vh;max-height:100vh;position:sticky;top:0;overflow:auto}.tgc-sidenav{display:block}.tgc-sidenav li{margin:.45rem 0}.tgc-h-sidebar .tgc-main{margin-left:0}}.tgc-lede{color:var(--tgc-muted);font-size:1.15em}.tgc-hero{border-bottom:1px solid var(--tgc-line);margin-bottom:1.5rem;padding:2rem 0 1.5rem}.tgc-hero h1{font-size:clamp(2rem,1.4rem + 3vw,3.2rem)}.tgc-button{background:var(--tgc-accent);color:var(--tgc-accent-text);border-radius:var(--tgc-r);min-height:44px;padding:.7em 1.3em;font-weight:700;text-decoration:none;display:inline-block}.tgc-list{padding:0;list-style:none}.tgc-list li{border-bottom:1px solid var(--tgc-line);padding:.9rem 0}.tgc-list a{font-size:1.1rem;font-weight:700}.tgc-list p{color:var(--tgc-muted);margin:.25rem 0 0}.tgc-cards{grid-template-columns:repeat(auto-fill,minmax(15rem,1fr));gap:1rem;padding:0;list-style:none;display:grid}.tgc-cards-2{grid-template-columns:repeat(auto-fill,minmax(19rem,1fr))}.tgc-card a{height:100%;color:var(--tgc-text);border-radius:var(--tgc-r);padding:1.1rem;text-decoration:none;display:block}.tgc-card h2{color:var(--tgc-accent);margin:0 0 .4rem;font-size:1.15rem}.tgc-card p{color:var(--tgc-muted);margin:0;font-size:.95rem}.tgc-card-border .tgc-card a{border:1px solid var(--tgc-line)}.tgc-card-shadow .tgc-card a{background:var(--tgc-bg);box-shadow:0 1px 3px #0000001f,0 6px 18px #0000000f}.tgc-card-accent-edge .tgc-card a{border-left:5px solid var(--tgc-accent);background:var(--tgc-surface)}.tgc-card-underline .tgc-card a{border-bottom:3px solid var(--tgc-accent);border-radius:0;padding-left:0;padding-right:0}.tgc-card-tile .tgc-card a{background:var(--tgc-surface)}.tgc-featured{margin:1rem 0 1.5rem}.tgc-featured h2{font-size:1.5rem}.tgc-contents{padding-left:1.3rem}.tgc-contents li{margin:.7rem 0}.tgc-contents a{font-weight:700}.tgc-contents span{color:var(--tgc-muted);font-size:.95rem;display:block}.tgc-steps{padding:0;list-style:none}.tgc-steps li{gap:1rem;margin:1rem 0;display:flex}.tgc-step-n{background:var(--tgc-accent);width:2.2rem;height:2.2rem;color:var(--tgc-accent-text);border-radius:50%;flex:none;place-items:center;font-weight:700;display:grid}.tgc-steps a{font-weight:700}.tgc-steps p{color:var(--tgc-muted);margin:.2rem 0 0}.tgc-meta{color:var(--tgc-muted);font-size:.9rem}.tgc-summary{background:var(--tgc-surface);border-left:4px solid var(--tgc-accent);border-radius:var(--tgc-r);padding:.9rem 1rem}.tgc-art-numbered .tgc-prose{counter-reset:sec}.tgc-art-numbered .tgc-prose h2:before{counter-increment:sec;content:counter(sec) ". ";color:var(--tgc-accent)}.tgc-art-wide-intro .tgc-art-head{border-bottom:1px solid var(--tgc-line);margin-bottom:1.5rem}.tgc-toc{background:var(--tgc-surface);border-radius:var(--tgc-r);margin:1rem 0;padding:.8rem 1rem;font-size:.95rem}.tgc-toc p{margin:0 0 .3rem;font-weight:700}.tgc-toc ol{margin:0;padding-left:1.2rem}@media (width>=1100px){.tgc-has-toc{grid-template-columns:1fr 14rem;gap:0 2rem;display:grid}.tgc-has-toc .tgc-art-head{grid-column:1/-1}.tgc-has-toc .tgc-toc{grid-area:2/2/span 3;align-self:start;position:sticky;top:1rem}.tgc-has-toc>:not(.tgc-toc):not(.tgc-art-head){grid-column:1}}.tgc-prose li{margin:.3em 0}.tgc-figure{margin:1.6rem 0}.tgc-figure img{border-radius:var(--tgc-r);display:block}.tgc-figure figcaption{color:var(--tgc-muted);margin-top:.4rem;font-size:.9rem}.tgc-credit{font-size:.8rem;display:block}.tgc-diagram{max-width:34rem;margin:0 auto;display:block}.tgc-dg-box{fill:var(--tgc-surface);stroke:var(--tgc-accent);stroke-width:2px}.tgc-dg-text{fill:var(--tgc-text);font:600 15px system-ui,sans-serif}.tgc-dg-arrow,.tgc-dg-head{stroke:var(--tgc-accent);stroke-width:2.5px;fill:none}.tgc-table{margin:1.2rem 0;overflow-x:auto}table{border-collapse:collapse;width:100%;font-size:.95rem}th,td{border:1px solid var(--tgc-line);text-align:left;vertical-align:top;padding:.5em .7em}th{background:var(--tgc-surface)}blockquote{border-left:4px solid var(--tgc-accent);background:var(--tgc-surface);margin:1.2rem 0;padding:.6rem 1rem}.tgc-cite{font-size:.75em;line-height:0}.tgc-cite a{padding:0 .1em;text-decoration:none}.tgc-sources{margin-top:2.5rem;font-size:.92rem}.tgc-sources h2{font-size:1.1rem}.tgc-src-boxed .tgc-sources{background:var(--tgc-surface);border-radius:var(--tgc-r);padding:1rem 1.2rem}.tgc-src-end-list .tgc-sources{border-top:1px solid var(--tgc-line)}.tgc-src-footnotes .tgc-sources{border-top:2px solid var(--tgc-accent);padding-top:.4rem}.tgc-pager{border-top:1px solid var(--tgc-line);flex-wrap:wrap;justify-content:space-between;gap:1rem;margin-top:2.5rem;padding-top:1rem;display:flex}.tgc-next{margin-left:auto}.tgc-footer{border-top:1px solid var(--tgc-line);color:var(--tgc-muted);font-size:.9rem}.tgc-footer-in{padding-top:1.4rem;padding-bottom:1.6rem}.tgc-footer a{color:var(--tgc-muted)}.tgc-ft-name{color:var(--tgc-text);margin-bottom:.3rem;font-weight:700}.tgc-ft-links a{margin-right:1rem}.tgc-ft-columns .tgc-footer-in{grid-template-columns:repeat(auto-fit,minmax(11rem,1fr));gap:1rem;display:grid}.tgc-ft-columns ul{margin:0;padding:0;list-style:none}.tgc-ft-columns li{margin:.3rem 0}.tgc-ft-centered .tgc-footer-in{text-align:center}.tgc-ft-band .tgc-footer{background:var(--tgc-text);color:var(--tgc-bg);border:0}.tgc-ft-band .tgc-footer a,.tgc-ft-band .tgc-ft-name{color:var(--tgc-bg)}.tgc-ft-copy{margin:.6rem 0 0;font-size:.85rem}