:root{--ink:#171717;--body:#4c4c4c;--quiet:#767676;--line:#e5e5e5}*{box-sizing:border-box}html{height:100%}body{margin:0;color:var(--ink);background:#fff;font-family:Georgia,'Times New Roman',serif;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}a:hover{text-decoration:underline;text-underline-offset:5px}a:focus-visible{outline:2px solid #222;outline-offset:6px}.page{min-height:100svh;display:flex;flex-direction:column;width:100%;max-width:960px;margin:0 auto;padding:0 48px}.stage{flex:1;display:flex;flex-direction:column;justify-content:center;gap:30px;width:100%;max-width:440px;margin:0 auto;padding:24px 0 72px}.wordmark{font-family:Arial,Helvetica,sans-serif;font-size:2.5rem;font-weight:500;letter-spacing:-2px;line-height:1.15;margin:0}.wordmark a:hover{text-decoration:none}.content h2,.content h1{font-size:calc(1.125rem * var(--body-scale,1));line-height:1.65;font-weight:400;margin:0 0 20px;letter-spacing:0}.content p{font-size:calc(1.0rem * var(--body-scale,1));line-height:1.65;color:var(--body);margin:0 0 22px}.content p:last-of-type{margin-bottom:0}.nav{display:flex;justify-content:flex-end;gap:26px;padding:30px 4px 0;font-family:inherit;font-size:1.125rem;color:var(--quiet)}.nav a[aria-current=page]{color:var(--ink)}.nav a:hover{color:var(--ink);text-decoration:underline;text-underline-offset:5px}.footer{font-family:Arial,Helvetica,sans-serif;text-align:center;color:var(--quiet);font-size:0.75rem;padding:20px 0 30px}.post{margin-top:28px;padding-top:24px;border-top:1px solid var(--line)}.post h2{font-size:calc(1.125rem * var(--body-scale,1));margin-bottom:8px}.post p{font-size:calc(1.0rem * var(--body-scale,1))}.meta{display:block;font-family:Arial,Helvetica,sans-serif;font-size:calc(0.75rem * var(--body-scale,1));color:var(--quiet);margin:16px 0 0}.skip{position:absolute;top:-60px;left:20px;padding:12px;background:white;z-index:10}.skip:focus{top:8px}@media(max-width:600px){.page{padding:0 28px}.stage{padding:50px 0 50px;gap:30px}.wordmark{font-size:2.5rem;letter-spacing:-2px}.content h2,.content h1{font-size:calc(1.125rem * var(--body-scale,1))}.content p{font-size:calc(1.0rem * var(--body-scale,1))}.footer{padding-bottom:24px}}@media(max-height:600px) and (min-width:601px){.stage{padding:40px 0}}

.site-header{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:26px 4px 0}.header-wordmark{font-family:Arial,Helvetica,sans-serif;font-size:1.75rem;font-weight:500;letter-spacing:-1.4px;line-height:1.2}.header-wordmark:hover{text-decoration:none}.site-header .nav{padding:0;font-size:0.9375rem}.blog-stage{justify-content:flex-start;padding-top:120px}.blog-stage .post{margin:0;padding:0;border:0}.blog-stage .post h1{margin-bottom:8px}@media(max-width:600px){.site-header{gap:16px}.site-header .nav{gap:20px}.blog-stage{padding-top:80px}}

.logo-placeholder{display:block;width:80px;height:80px;object-fit:contain}

.hero-art{display:block;width:100%;height:auto;object-fit:contain}.stage:has(.hero-art){gap:32px}


.about-stage{justify-content:flex-start;padding-top:80px;padding-bottom:80px}@media(max-width:600px){.about-stage{padding-top:60px;padding-bottom:50px}}

@media(min-width:601px){.about-stage{padding-top:48px;padding-bottom:32px}.about-stage .content p{font-size:calc(0.9375rem * var(--body-scale,1));line-height:1.55;margin-bottom:18px}.about-stage .content p:last-of-type{margin-bottom:0}}

.about-poem{font-size:calc(0.625rem * var(--poem-scale,1));line-height:1.4;color:#000;width:75%;margin:0 0 16px auto;align-self:flex-end}.about-poem blockquote{margin:0;white-space:pre-line;font-style:italic;text-align:left}.about-poem figcaption{border-top:1px solid #b5b5b5;margin-top:7px;padding-top:5px;text-align:right;font-style:normal}.about-poem cite{font-style:italic}.about-stage{gap:0;padding-top:24px}@media(min-width:601px){.about-stage .content p{line-height:1.45;margin-bottom:14px}.about-stage .content p:last-of-type{margin-bottom:0}}

@media(min-width:601px){.about-stage{padding-bottom:24px}.about-page .footer{padding:12px 0 16px}}

.about-stage .content p{text-align:justify;text-justify:inter-word;hyphens:auto}

@media(min-width:601px){.about-stage .content{width:120%;max-width:calc(100vw - 96px);align-self:center}}

@media(min-width:601px){.about-poem{width:50%;margin-right:-10%}}

.about-stage{padding-top:64px}@media(min-width:601px) and (max-height:760px){.about-stage{padding-top:32px}}



:root{--body-scale:1.1;--poem-scale:1.2}


/* Blog listing and long-form research. */
.blog-stage{max-width:680px;padding-top:110px}
.post-card{display:block;padding:34px 36px;border:1px solid #d8d8d5;background:#fafaf8;transition:background .15s,border-color .15s}
.post-card:hover{background:#f3f3ef;border-color:#999;text-decoration:none}
.card-category,.card-action{font:13px/1.5 Arial,Helvetica,sans-serif}
.card-category{display:block;color:#73736e;margin-bottom:22px}
.blog-stage .post-card h1{font-size:28px;line-height:1.2;letter-spacing:-.6px;margin-bottom:14px;color:#202020}
.blog-stage .post-card p{font-size:17px;line-height:1.6;max-width:470px;color:#565650;margin:0}
.card-action{display:flex;justify-content:space-between;margin-top:34px;color:#222}
.card-action span{font-size:20px}
.article-page{max-width:1160px}
.article-stage{position:relative;width:100%;padding:72px 0 100px;flex:1;display:grid;grid-template-columns:180px minmax(0,680px);gap:56px;justify-content:center}
.article-content{font-size:18px;line-height:1.7;color:#30302d;min-width:0;overflow-wrap:break-word;text-align:left}
.article-header{margin-bottom:42px;padding-bottom:28px;border-bottom:1px solid #deded9}
.article-back{display:inline-block;font:13px/1.5 Arial,Helvetica,sans-serif;color:#6d6d67;margin-bottom:27px}
.article-content h1{font-size:46px;line-height:1.08;font-weight:700;letter-spacing:-1.5px;color:#20201e;margin:0 0 22px}
.article-content .article-deck{font-size:20px;line-height:1.5;color:#62625b;margin:0 0 24px;font-style:italic}
.article-byline{display:flex;gap:24px;font:13px/1.5 Arial,Helvetica,sans-serif;color:#73736d}
.article-content h2{font-size:29px;line-height:1.25;font-weight:700;letter-spacing:-.5px;color:#20201e;margin:60px 0 24px;padding-top:28px;border-top:1px solid #deded9;scroll-margin-top:28px}
.article-content h3{font-size:20px;line-height:1.45;font-weight:700;color:#252522;margin:32px 0 12px}
.article-content p{margin:0 0 22px}
.article-content ul{padding-left:24px;margin:0 0 24px}
.article-content li{padding-left:5px;margin-bottom:7px}
.article-content code{font-size:.8em;background:#f2f2ef;padding:2px 4px;overflow-wrap:anywhere}
.article-toc{position:sticky;top:38px;align-self:start;margin-top:12px;font:12px/1.4 Arial,Helvetica,sans-serif;border-left:1px solid #ddd;padding-left:17px}
.article-toc>span{display:block;color:#222;margin-bottom:16px;font-weight:600}
.article-toc a{display:block;color:#77776f;margin:0 0 13px}
.article-toc a:hover{color:#111}
.figure-note{border-left:2px solid #d6d6cf;padding:10px 16px;margin:28px 0;color:#7a7a71;font:13px/1.6 Arial,Helvetica,sans-serif;background:#fafaf8}
.figure-note summary{cursor:pointer}
.figure-note p{margin:14px 0 0;white-space:pre-line}
@media(max-width:950px){.article-stage{grid-template-columns:minmax(0,680px)}.article-toc{display:none}.article-page{max-width:800px}}
@media(max-width:600px){.blog-stage{padding-top:72px}.post-card{padding:26px}.blog-stage .post-card h1{font-size:25px}.article-stage{padding-top:44px}.article-content{font-size:17px;line-height:1.65}.article-content h1{font-size:36px}.article-content .article-deck{font-size:18px}.article-content h2{font-size:25px}.article-content h3{font-size:19px}}
.article-page .site-header{width:100%;max-width:864px;margin:0 auto}

.blog-stage{max-width:500px}
.post-card{padding:22px 24px}
.blog-stage .post-card h1{font-size:22px;letter-spacing:-.3px;margin-bottom:10px}
.blog-stage .post-card p{font-size:15px;line-height:1.5}

/* Interact model notes: a quiet technical notebook. */
.article-stage{display:block;max-width:740px;padding-top:68px}
.article-content{font-family:Arial,Helvetica,sans-serif;font-size:16px;line-height:1.8;color:#3e423f}
.article-header{border:0;padding-bottom:0;margin-bottom:40px}
.article-content h1{font-family:Arial,Helvetica,sans-serif;font-size:52px;font-weight:500;line-height:1.07;letter-spacing:-2.5px;margin-bottom:26px}
.article-content .article-deck{font-size:18px;font-style:normal;line-height:1.6;max-width:540px;color:#676d67}
.article-byline{border-top:1px solid #dedfd9;border-bottom:1px solid #dedfd9;padding:14px 0;justify-content:space-between;font:10px/1.4 monospace;letter-spacing:.8px}
.article-content h2{font-family:Arial,Helvetica,sans-serif;font-size:27px;font-weight:500;line-height:1.3;letter-spacing:-.7px;padding-top:24px;margin-top:64px;border-top:1px solid #d7dbd5}
.article-content h3{font-size:17px;font-weight:600;line-height:1.5;margin-top:32px}
.article-content strong{font-weight:600}
.article-toc{position:static;display:block;border:0;border-bottom:1px solid #dedfd9;padding:0 0 22px;margin:0 0 36px;font:12px/1.6 Arial,Helvetica,sans-serif}
.article-toc summary{cursor:pointer;list-style:none;color:#68766a;padding:12px 0}
.article-toc summary:after{content:' +';float:right}
.article-toc[open] summary:after{content:' −'}
.article-toc a{display:inline-block;margin:8px 22px 0 0;color:#5e6960}
.article-figure{margin:38px 0 46px}
.article-figure img{display:block;width:100%;height:auto;border:1px solid #ecebe5}
.article-figure figcaption{display:flex;gap:16px;margin-top:12px;font:12px/1.6 Arial,Helvetica,sans-serif;color:#777d74}
.article-figure figcaption span{font-family:monospace;color:#a76953;white-space:nowrap}
.draft-notice{font-size:12px;color:#7c827a;border-left:2px solid #ad654f;padding-left:14px;margin-bottom:34px}
@media(max-width:600px){.article-stage{padding-top:42px}.article-content h1{font-size:40px;letter-spacing:-1.7px}.article-content{font-size:15px;line-height:1.75}.article-content h2{font-size:24px}.article-content .article-deck{font-size:17px}.article-figure{margin:28px -12px}.article-figure figcaption{padding:0 12px}.article-byline{font-size:9px}}
.article-stage{margin:0 auto}
.article-header{margin-bottom:18px}
.article-toc{padding-bottom:14px;margin-bottom:26px}
/* A plain editorial entry; the underlined title signals the link. */
.blog-stage .post-card{padding:0;border:0;background:transparent}
.blog-stage .post-card:hover{background:transparent;border:0}
.blog-stage .post-card h1{text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:5px;text-decoration-color:#aaa}
.blog-stage .post-card:hover h1{text-decoration-color:#171717}
/* Keep the copyright at the same viewport position on every page. */
.page{padding-bottom:64px}
.page .footer{position:fixed;z-index:5;left:0;right:0;bottom:0;height:64px;padding:20px 0 30px;line-height:14px;background:#fff}
@supports(padding:env(safe-area-inset-bottom)){
.page{padding-bottom:calc(64px + env(safe-area-inset-bottom))}
.page .footer{height:calc(64px + env(safe-area-inset-bottom));padding-bottom:calc(30px + env(safe-area-inset-bottom))}
}
:root{--body:#000}
.article-content{color:#000}
.font-toggle{position:fixed;bottom:18px;right:22px;z-index:15;background:#fff;border:1px solid #ddd;border-radius:5px;padding:7px 12px;color:#333;font:12px Arial,sans-serif;cursor:pointer}
.font-panel{position:fixed;right:0;top:0;bottom:0;width:300px;max-width:90vw;z-index:20;background:#fff;border-left:1px solid #ddd;box-shadow:-8px 0 30px #00000008;padding:22px;overflow-y:auto;font:13px/1.5 Arial,sans-serif;color:#222}
.font-panel[hidden]{display:none}
.font-panel-head{display:flex;align-items:center;justify-content:space-between}
.font-panel h2{font:500 20px Arial,sans-serif;margin:0}
.font-close{border:0;background:none;font:26px Arial,sans-serif;cursor:pointer;padding:0 5px}
.font-panel>p{font-size:12px;color:#777;margin:12px 0 22px}
.font-groups details{border-top:1px solid #e7e7e7;padding:13px 0}
.font-groups summary{cursor:pointer;font-weight:500}
.font-groups label{display:block;font-size:11px;color:#666;margin:13px 0 5px}
.font-groups select{width:100%;padding:7px;border:1px solid #ddd;border-radius:3px;background:white;color:#222;font:12px Arial,sans-serif}
.font-size-label{display:flex;align-items:end;justify-content:space-between}
.font-size-label output{font-size:11px;padding-bottom:5px}
.font-groups input{width:100%;accent-color:#333}
.font-reset{margin-top:18px;padding:9px 12px;border:1px solid #ddd;background:white;font:12px Arial,sans-serif;cursor:pointer}
.font-groups input[type=search]{padding:8px;border:1px solid #ddd;border-radius:3px;background:#fff;color:#222;font:12px Arial,sans-serif}
/* Persistent navigation, matching the fixed copyright. */
.page{padding-top:60px}
.page .site-header{position:fixed;top:0;left:50%;transform:translateX(-50%);z-index:10;width:calc(100% - 96px);max-width:864px;margin:0;padding:26px 4px 8px;background:#fff}
.site-header::before{content:'';position:absolute;inset:0 calc((100% - 100vw)/2);background:#fff;z-index:-1}
.article-content h2{scroll-margin-top:90px}
.article-figure{scroll-margin-top:90px}
@media(max-width:600px){.page .site-header{width:calc(100% - 56px)}}
/* The landing composition stays within the viewport. */
html:has(.home-page),body.home-page{height:100%;overflow:hidden;overscroll-behavior:none}
.home-page .page{height:100dvh;min-height:0}
.home-page .stage{position:fixed;inset:76px 28px calc(72px + env(safe-area-inset-bottom));width:calc(100% - 56px);max-width:440px;padding:0;margin:0 auto;min-height:0;gap:0}
.home-content{width:100%;flex:none;display:flex;flex-direction:column;gap:32px;transform:scale(var(--home-fit,1));transform-origin:center}
.hero-art,.home-page .identity{user-select:none;-webkit-user-select:none;-webkit-user-drag:none;pointer-events:none}
html:has(.about-page),body.about-page{height:100%;overflow:hidden;overscroll-behavior:none}
.about-page .page{height:100dvh;min-height:0}
.about-page .about-stage{position:fixed;inset:90px 28px calc(76px + env(safe-area-inset-bottom));width:calc(100% - 56px);max-width:528px;padding:0;margin:0 auto;min-height:0;justify-content:center}
.about-fit-content{display:flex;flex-direction:column;width:100%;flex:none;transform:scale(var(--home-fit,1));transform-origin:center}
.about-fit-content .content{width:100%;max-width:100%;align-self:auto}
.about-fit-content .about-poem{width:50%;margin-right:0}
@media(max-width:600px){.about-fit-content .about-poem{width:70%}}
.header-wordmark{display:inline-flex;align-items:center;gap:9px}
.header-mark{display:block;width:30px;height:30px;flex:none;user-select:none;pointer-events:none}
.home-page .content p{font-size:calc(.9375rem * var(--body-scale,1))}
@media(min-width:701px){
.home-page .stage{max-width:620px}
.home-page .identity,.home-page .content p{width:440px;max-width:100%;margin-left:auto;margin-right:auto}
.home-page .content h1{white-space:nowrap;text-align:center}
}
@media(max-width:600px){.home-page .content p{font-size:calc(1rem * var(--body-scale,1))}}

.site-header .nav{font-family:Arial,Helvetica,sans-serif}
/* One aligned reading column on the landing page. */
.home-page .stage{max-width:528px}
.home-page .content h1{text-align:left;margin-bottom:18px;line-height:1.4}
.home-page .content p{width:100%;margin-left:0;margin-right:0;line-height:1.5;margin-bottom:16px}
.home-page .content p:last-of-type{margin-bottom:0}
.home-page .identity{width:100%;max-width:440px;align-self:center}
.home-content{gap:28px}
.home-page .home-content{align-items:center}
.home-page .content{width:100%;text-align:center}
.home-page .content h1{text-align:center;margin:0}
.home-page .identity{margin:0 auto}

.footer-inner{position:relative;display:inline-block}.footer-x{position:absolute;left:calc(100% + 14px);top:50%;transform:translateY(-50%);display:flex;align-items:center;justify-content:center;width:32px;height:32px;color:#555}.footer-x:hover{color:#000}.footer-x:focus-visible{outline:2px solid #000;outline-offset:2px;border-radius:3px}