*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--ground:#edf0f2;--ground-raised:#f6f7f8;--ink:#1b2a4a;--ink-muted:#434e63;--rule:#b5362f;--hairline:#c9d3dd;--highlight:#b5362f14;--font-serif:"Literata", Georgia, "Times New Roman", serif;--font-sans:system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;--step--1:.95rem;--step-0:1.125rem;--step-1:1.406rem;--step-2:1.758rem;--step-3:2.197rem;--step-4:2.747rem;--step-5:3.433rem;--measure:62ch;--page-max:1100px;--gutter:clamp(1rem, 4vw, 2.5rem);--margin-col:14rem;--section-space:clamp(3.5rem, 8vw, 5.5rem);--ease-out:cubic-bezier(.22, 1, .36, 1);--color-primary:var(--ink);--color-accent:var(--rule);--color-text:var(--ink);--color-text-light:var(--ink-muted);--color-border:var(--hairline);--color-secondary:var(--ink);--bg-primary:var(--ground);--bg-secondary:var(--ground);--bg-tertiary:var(--ground-raised);--bg-accent:var(--highlight);--bg-hover:var(--highlight)}html.dark-mode{--ground:#1e2b28;--ground-raised:#243430;--ink:#eef0ea;--ink-muted:#c2cac4;--rule:#e9d77a;--hairline:#3a4a45;--highlight:#e9d77a1a;color-scheme:dark}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;scroll-padding-top:72px}body{font-family:var(--font-serif);font-size:var(--step-0);font-optical-sizing:auto;background-color:var(--ground);color:var(--ink);text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;line-height:1.7;transition:background-color .4s,color .4s}h1,h2,h3,h4{font-family:var(--font-serif);letter-spacing:-.01em;text-wrap:balance;font-weight:600;line-height:1.15}h1{font-size:var(--step-5)}h2{font-size:var(--step-3)}h3{font-size:var(--step-1)}p{text-wrap:pretty}em{font-style:italic}a{color:inherit;text-decoration:underline;text-decoration-color:var(--rule);text-underline-offset:.2em;text-decoration-thickness:1.5px;transition:text-decoration-thickness .15s,color .15s}a:hover{text-decoration-thickness:3px}img{max-width:100%;display:block}button{font:inherit;color:inherit;cursor:pointer;background:0 0;border:none}.container{max-width:var(--page-max);padding:0 var(--gutter);margin:0 auto}.section{padding:var(--section-space) 0}.section-heading{font-size:var(--step-3);margin-bottom:.5em}.section-lede{font-size:var(--step-1);color:var(--ink-muted);max-width:40ch;margin-bottom:2.5rem;line-height:1.45}.prose{max-width:var(--measure)}.prose p+p{margin-top:1em}.margin-layout{grid-template-columns:var(--margin-col) 1fr;column-gap:2.5rem;display:grid;position:relative}.margin-layout:before{content:"";top:0;bottom:0;left:calc(var(--margin-col) + 1.25rem);background:var(--rule);opacity:.55;width:1.5px;position:absolute}.margin-note{font-size:var(--step--1);color:var(--ink-muted);text-align:right;grid-column:1;line-height:1.5}.margin-main{grid-column:2;min-width:0}@media (width<=860px){.margin-layout{grid-template-columns:1fr;padding-left:1.25rem}.margin-layout:before{left:0}.margin-note,.margin-main{text-align:left;grid-column:1}}.action{font-family:var(--font-sans);border:1.5px solid var(--ink);color:var(--ink);border-radius:2px;align-items:center;gap:.5em;padding:.7em 1.25em;font-size:1rem;font-weight:600;text-decoration:none;transition:background-color .2s,color .2s;display:inline-flex}.action:hover,.action--primary{background-color:var(--ink);color:var(--ground)}.action--primary:hover{color:var(--ink);background-color:#0000}.ext-icon{vertical-align:baseline;opacity:.7;flex-shrink:0;width:.8em;height:.8em;margin-left:.2em;display:inline-block}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.skip-link{z-index:200;background:var(--ink);color:var(--ground);font-family:var(--font-sans);padding:.5rem 1rem;position:absolute;top:-100px;left:1rem}.skip-link:focus{top:1rem}:focus-visible{outline:2px solid var(--rule);outline-offset:3px;border-radius:2px}:focus:not(:focus-visible){outline:none}::selection{background:var(--rule);color:var(--ground)}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:before,:after{transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}.navbar{z-index:100;background-color:color-mix(in srgb, var(--ground) 88%, transparent);-webkit-backdrop-filter:blur(8px);border-bottom:1px solid #0000;transition:border-color .3s,background-color .4s;position:sticky;top:0}.navbar.scrolled{border-bottom-color:var(--hairline)}.nav-container{max-width:var(--page-max);padding:0 var(--gutter);justify-content:space-between;align-items:center;height:64px;margin:0 auto;display:flex}.nav-brand{font-family:var(--font-serif);color:var(--ink);white-space:nowrap;font-size:1.15rem;font-weight:600;text-decoration:none}.nav-hamburger{flex-direction:column;justify-content:center;gap:5px;padding:.6rem .4rem;display:none}.nav-hamburger span{background-color:var(--ink);width:22px;height:1.5px;transition:transform .3s var(--ease-out), opacity .2s ease;transform-origin:50%;display:block}.nav-hamburger.open span:first-child{transform:translateY(6.5px)rotate(45deg)}.nav-hamburger.open span:nth-child(2){opacity:0}.nav-hamburger.open span:nth-child(3){transform:translateY(-6.5px)rotate(-45deg)}.nav-menu{align-items:center;gap:1.75rem;list-style:none;display:flex}.nav-menu a{font-family:var(--font-sans);color:var(--ink-muted);border-bottom:1.5px solid #0000;padding:.25rem 0;font-size:.95rem;text-decoration:none;transition:color .2s,border-color .2s}.nav-menu a:hover{color:var(--ink)}.nav-menu a.active{color:var(--ink);border-bottom-color:var(--rule)}.theme-toggle{width:36px;height:36px;color:var(--ink);border-radius:50%;place-items:center;transition:background-color .2s;display:grid}.theme-toggle:hover{background-color:var(--highlight)}.theme-toggle svg{width:20px;height:20px}.theme-toggle .icon-sun{display:none}html.dark-mode .theme-toggle .icon-sun{display:block}html.dark-mode .theme-toggle .icon-moon{display:none}main{min-height:calc(100vh - 64px)}footer{border-top:1px solid var(--hairline);font-family:var(--font-sans);color:var(--ink-muted);padding:2.5rem 0 3rem;font-size:.9rem}.footer-container{max-width:var(--page-max);padding:0 var(--gutter);justify-content:space-between;align-items:center;gap:1rem;margin:0 auto;display:flex}.footer-qed{font-family:var(--font-serif);color:var(--rule);font-size:1.25rem;line-height:1}.footer-links{gap:1.5rem;display:flex}.footer-links a{color:var(--ink-muted)}.footer-links a:hover{color:var(--ink)}@media (width<=768px){.nav-hamburger{display:flex}.nav-menu{background-color:var(--ground);border-bottom:1px solid var(--hairline);padding:.5rem var(--gutter) 1rem;flex-direction:column;align-items:stretch;gap:0;display:none;position:absolute;top:64px;left:0;right:0}.nav-menu.open{display:flex}.nav-menu a{border-bottom:1px solid var(--hairline);padding:.85rem 0;font-size:1.05rem;display:block}.nav-menu a.active{border-bottom-color:var(--hairline);color:var(--rule)}.nav-menu li:last-child{padding-top:.75rem}.footer-container{text-align:center;flex-direction:column-reverse}}