@font-face{font-family:Syne;src:url('/assets/f8066f8d62885ccc/fonts/syne-latin.woff2') format('woff2');font-style:normal;font-weight:400 800;font-display:swap}
@font-face{font-family:Inter;src:url('/assets/f8066f8d62885ccc/fonts/inter-latin.woff2') format('woff2');font-style:normal;font-weight:400 900;font-display:swap}
:root{--paper:#0a2529;--white:#123a3f;--ink:#eef8f5;--muted:#a7c3bf;--line:#31565a;--accent:#3ecdb1;--accent-dark:#8be9d6;--sage:#153e43;--sage-dark:#72d8be;--peach:#18474a;--blue:#12343e;--serif:'Syne','Arial',sans-serif;--mono:'SFMono-Regular',Consolas,'Liberation Mono',monospace;--sans:'Inter',Arial,Helvetica,sans-serif}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:28px}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.6}
a{color:inherit;text-decoration-thickness:1px;text-underline-offset:4px}
a:hover{color:var(--accent-dark)}
button,input,select,textarea{font:inherit}
button,a,input,select,textarea,summary{-webkit-tap-highlight-color:transparent}
button{cursor:pointer}
button:disabled{cursor:not-allowed;opacity:.45}
input,select,textarea{max-width:100%;color:var(--ink)}
input[type=range]{accent-color:var(--accent);width:100%;cursor:pointer}
button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{outline:3px solid var(--accent);outline-offset:5px}
::selection{background:#3ecdb1;color:var(--ink)}
[hidden]{display:none!important}
.skip-link{position:fixed;top:-100px;left:20px;background:var(--ink);color:white;padding:12px 20px;z-index:100}
.skip-link:focus{top:10px}
.page-width,.site-header,.site-footer{width:min(1320px,calc(100% - 96px));margin-inline:auto}
.site-header{height:110px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);gap:30px}
.brand{display:flex;align-items:center;gap:13px;text-decoration:none;font-weight:700;font-size:19px;letter-spacing:-.5px;white-space:nowrap}
.brand-sub{display:block;font-family:var(--mono);font-size:8px;letter-spacing:1.55px;font-weight:400;margin-top:2px}
.brand svg{flex-shrink:0}
.site-header nav{display:flex;align-items:center;gap:29px;font-size:13px}
.site-header nav>a{text-decoration:none;padding:9px 0;position:relative}
.site-header nav>a[aria-current=page]:after{content:'';height:2px;position:absolute;bottom:1px;left:0;right:0;background:var(--accent)}
.search-nav{display:flex;align-items:center;gap:8px;border-left:1px solid var(--line);padding-left:25px!important}
.menu-toggle{display:none}
.eyebrow,.edition,.fine-print,.lesson-meta,.flow-label,.result-count{font-family:var(--mono)}
.eyebrow{display:block;font-size:10px;font-weight:500;letter-spacing:1.25px;line-height:1.6;text-transform:uppercase}
.accent{color:var(--accent)}
h1,h2,h3,p{margin-top:0}
h1,h2,h3{font-weight:400}
h1,h2{font-family:var(--serif);letter-spacing:-1.8px;line-height:1.08}
h1{font-size:clamp(48px,6.2vw,86px);margin-bottom:25px}
h2{font-size:42px}
h3{font-size:22px;line-height:1.25}
em{font-weight:400}
p{margin-bottom:20px}
h1 em,h2 em{color:var(--accent);font-weight:400}
.button{display:inline-flex;align-items:center;justify-content:center;gap:24px;min-height:48px;background:var(--ink);border:1px solid var(--ink);padding:13px 23px;color:var(--white);text-decoration:none;font-size:13px;font-weight:600;line-height:1.4;transition:background .15s}
.button:hover{background:var(--accent-dark);border-color:var(--accent-dark);color:white}
.button-secondary{background:transparent;color:var(--ink)}
.button-secondary:hover{background:var(--sage);border-color:var(--ink);color:var(--ink)}
.button-small{min-height:37px;padding:9px 14px;font-size:11px}
.text-link,.text-button,.inline-link{font-size:13px;font-weight:600;text-decoration:none}
.text-link:hover,.inline-link:hover{text-decoration:underline}
.text-button{border:0;background:none;padding:9px 0;color:var(--ink)}
.hero{display:grid;grid-template-columns:1fr 1fr;gap:65px;padding:66px 0 62px;align-items:center}
.hero-copy{max-width:620px}
.edition{display:flex;align-items:center;gap:9px;font-size:9px;letter-spacing:1.3px;margin-bottom:32px}
.edition-dot{width:6px;height:6px;border-radius:50%;background:var(--accent)}
.hero h1{font-size:clamp(62px,6.9vw,99px);line-height:1.01;letter-spacing:-4px;margin-bottom:28px}
.hero h1 em{white-space:nowrap}
.hero-dek{max-width:430px;font-size:21px;line-height:1.5;letter-spacing:-.2px;margin-bottom:13px}
.hero-description{max-width:415px;font-size:14px;color:var(--muted);line-height:1.7}
.hero-actions{display:flex;gap:22px;align-items:center;flex-wrap:wrap;margin-top:27px}
.hero-note{display:flex;gap:0;color:var(--muted);font-size:10px;font-family:var(--mono);margin-top:34px}
.hero-note span+span:before{content:'·';padding:0 12px}
.hero-visual{position:relative;background:var(--sage);padding:24px;border:1px solid #315b5c;box-shadow:9px 10px 0 #082124}
.hero-visual:before{content:'EXPLORE THE MECHANISM';position:absolute;right:13px;top:-8px;padding:0 7px;background:var(--paper);font-family:var(--mono);font-size:8px;letter-spacing:1px}
.pipeline-top{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-bottom:20px}
.pipeline-top .eyebrow{font-size:8px;letter-spacing:.8px}
.live-label{font-family:var(--mono);font-size:8px;white-space:nowrap;display:flex;gap:5px;align-items:center}
.live-label i{width:5px;height:5px;background:var(--sage-dark);border-radius:50%}
.pipeline-tabs{display:flex;border-bottom:1px solid #31565a;padding-bottom:10px;gap:3px;justify-content:space-between}
.pipeline-tabs button{background:none;border:0;font-family:var(--mono);color:var(--muted);font-size:0;padding:6px;min-width:28px;min-height:30px}
.pipeline-tabs button span{font-size:10px}
.pipeline-tabs button.active{color:var(--accent);background:var(--white)}
.pipeline-scene{padding:24px 0 12px;min-height:214px}
.scene-label{font-family:var(--mono);font-size:9px;margin-bottom:22px;text-align:center;color:#a7c3bf}
.pipeline-token-row{display:flex;justify-content:center;gap:9px}
.token-block{padding:9px 13px;min-width:73px;border:1px solid #416b6c;background:var(--white);text-align:center;box-shadow:2px 2px 0 #254d50}
.token-block small{font-size:7px;display:block;letter-spacing:1px;font-family:var(--mono);color:var(--muted)}
.token-block strong{font-family:var(--serif);font-size:28px;font-weight:400}
.token-block code{display:block;font-size:8px;margin-top:5px}
.token-unknown{border-style:dashed;background:transparent;color:var(--accent);box-shadow:none;min-width:45px}
.signal-lines{height:33px;display:flex;justify-content:center;gap:50px}
.signal-lines span{height:100%;border-left:1px solid #497b78}
.model-box{border:1px solid #497b78;padding:14px;display:flex;align-items:center;gap:13px;background:var(--paper)}
.model-glyph{color:var(--accent);font-size:33px;line-height:1}
.model-box small{display:block;font-family:var(--mono);font-size:7px;letter-spacing:1px}
.model-box strong{font-size:13px;font-weight:400}
.pipeline-explanation{padding-top:13px;min-height:98px}
.pipeline-explanation h3{font-family:var(--mono);font-size:11px;margin-bottom:7px;font-weight:600}
.pipeline-explanation p{font-size:11px;line-height:1.65;margin-bottom:8px;color:#bbd4cd}
.pipeline-controls{display:grid;grid-template-columns:1fr 1.3fr;gap:20px;border-top:1px solid #31565a;padding-top:13px;margin-top:6px}
.pipeline-controls label{display:block;font-size:9px;font-family:var(--mono)}
.pipeline-controls select{display:block;width:100%;margin-top:5px;padding:5px 9px;border:1px solid #416b6c;background:var(--white);font-size:11px}
.pipeline-controls output{float:right}
.pipeline-controls input{display:block;margin-top:14px}
.pipeline-footer{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:17px}
.pipeline-footer .text-button{font-size:10px}
.pipeline-count{font-family:var(--mono);font-size:9px;color:var(--muted)}
.fine-print{font-size:10px;line-height:1.7;color:var(--muted)}
[data-pipeline]>.fine-print{font-size:8px;margin:13px 0 0}
.pipeline-bars{display:grid;gap:6px}
.pipeline-bar{display:grid;grid-template-columns:50px 1fr 43px;align-items:center;gap:12px;font-family:var(--mono);font-size:10px}
.pipeline-bar>div{height:13px;background:#204d50;overflow:hidden}
.pipeline-bar i{display:block;height:100%;background:#3ecdb1;max-width:100%}
.pipeline-bar strong{font-weight:400;text-align:right}
.pipeline-bar.chosen{color:var(--accent-dark)}
.pipeline-bar.chosen i{background:var(--accent)}
.sample-result{font-size:12px;margin:13px 0 0}
.attention-illustration{display:flex;justify-content:space-around;gap:20px;margin:0 20px}
.attention-illustration>div{display:grid;justify-items:center;font-family:var(--mono);font-size:11px}
.attention-illustration strong{font-weight:400}
.attention-line{height:48px;width:calc(2px + var(--strength) * 18px);background:var(--accent);opacity:calc(.3 + var(--strength))}
.attention-illustration small{font-size:9px;color:var(--muted)}
.context-result{padding-top:25px;text-align:center;font-size:11px}
.context-result code{display:block;margin-top:8px;font-size:15px}
.continuation-text{font-family:var(--serif);font-size:37px;text-align:center;margin:33px 0}
.continuation-text mark{background:#1c4d4b;color:var(--accent-dark);padding:4px 9px}
.loop-arrow{text-align:center;font-family:var(--mono);font-size:11px}
.pipeline-scene>.muted{font-size:10px;text-align:center;margin-top:20px}
.muted{color:var(--muted)}
.principle-strip{border-block:1px solid var(--line);background:#0c2d31}
.principle-strip>div{display:flex;justify-content:space-between;gap:30px;padding-block:19px;font-family:var(--mono);font-size:9px;letter-spacing:1.2px}
.principle-strip b{font-size:17px;font-weight:400;margin-left:18px;color:var(--accent)}
.home-paths,.home-lab{padding-block:76px}
.section-heading{display:flex;justify-content:space-between;align-items:flex-end;gap:30px;margin-bottom:32px}
.section-heading .eyebrow{margin-bottom:17px}
.section-heading h2{font-size:42px;margin-bottom:12px}
.section-heading p{font-size:14px;color:var(--muted);margin:0}
.section-heading>.text-link{flex-shrink:0;margin-bottom:5px}
.journey-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.journey-card{padding:25px;background:var(--white);border:1px solid var(--line);text-decoration:none;display:flex;flex-direction:column;transition:transform .18s,border-color .18s}
.journey-card:hover{color:var(--ink);border-color:#3ecdb1;transform:translateY(-3px)}
.journey-card:nth-child(3n+2){background:#123b40}
.journey-card:nth-child(3n+3){background:#174143}
.journey-card .eyebrow{font-size:8px;letter-spacing:1px}
.journey-card h3{font-family:var(--serif);font-size:29px;letter-spacing:-.8px;margin-bottom:12px}
.journey-card p{font-size:13px;line-height:1.7;color:var(--muted);flex:1}
.journey-art{height:110px;display:flex;align-items:center;justify-content:center;gap:25px;color:#76d8c1}
.art-circle,.art-square{display:block;width:40px;height:40px;border:1px solid currentColor}
.art-circle{border-radius:50%;background:#215552}
.art-square{background:#3ecdb1;border-color:#8be9d6}
.art-arrow{font-family:var(--serif);font-size:33px}
.art-stack{position:relative;width:70px;height:50px}
.art-stack i{position:absolute;width:48px;height:35px;border:1px solid #6bc8b4;background:#123b40;transform:skewY(-12deg)}
.art-stack i:nth-child(1){left:0;top:0}
.art-stack i:nth-child(2){left:12px;top:10px}
.art-stack i:nth-child(3){left:24px;top:20px;background:#20635b}
.art-curve{font-size:100px;font-family:var(--serif);line-height:.8;color:var(--accent)}
.art-dots{font-size:80px;line-height:.8}
.card-foot{display:flex;align-items:center;justify-content:space-between;padding-top:18px;border-top:1px solid var(--line);font-family:var(--mono);font-size:8px;gap:12px}
.card-foot b{font-size:20px;font-weight:400}
.model-map-section{background:#0e2f34;border-block:1px solid #254d50;padding-block:72px}
.model-map-layout{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:center}
.model-map-layout h2{font-size:39px;margin:18px 0 23px}
.model-map-layout>div>p{font-size:14px;max-width:440px;color:#bbd4cd}
.lifecycle-map{padding:26px;border:1px solid #315b5c;background:#10373b}
.flow-label{font-size:8px;letter-spacing:1px;display:flex;justify-content:space-between;margin-bottom:12px}
.flow-label span{font-size:8px;letter-spacing:0;color:var(--muted)}
.flow-row{display:flex;align-items:center;gap:10px}
.flow-row a{flex:1;text-align:center;padding:14px 6px;border:1px solid #416f6d;font-size:10px;text-decoration:none;background:#1a494b}
.flow-row.inference a{background:#1b514c;border-color:#397f71}
.flow-connector{padding:20px 0;display:flex;gap:15px;justify-content:center;color:var(--muted);align-items:center}
.flow-connector span{font-family:var(--mono);font-size:9px}
.flow-loop{text-align:center;font-family:var(--mono);font-size:9px;margin-top:20px;color:var(--accent-dark)}
.lab-teaser-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:34px}
.lab-teaser{text-decoration:none}
.lab-teaser h3{font-family:var(--serif);font-size:25px;margin-block:12px}
.lab-teaser h3 span{float:right}
.lab-teaser p{font-size:13px;color:var(--muted)}
.mini-art{height:165px;background:#143b3f;margin-bottom:23px;padding:30px;color:var(--sage-dark);border:1px solid var(--line)}
.mini-attention{display:grid;grid-template-columns:repeat(4,20px);grid-template-rows:repeat(4,20px);align-content:center;justify-content:center;gap:5px}
.mini-attention i{background:#60d5b9}
.mini-sampling{display:flex;flex-direction:column;justify-content:center;gap:9px;background:#143f40}
.mini-sampling i{height:15px;display:block;background:#3ecdb1}
.mini-training{display:flex;align-items:center;justify-content:center;background:#133840}
.mini-training svg{max-width:240px;width:100%}
.reference-banner{border:1px solid var(--line);padding:40px 45px;display:grid;grid-template-columns:1fr 1fr;gap:70px;margin-bottom:80px;background:var(--white)}
.reference-banner h2{margin:17px 0 0;font-size:39px}
.reference-banner>div:nth-child(2){padding-top:15px}
.reference-banner p{font-size:14px;color:var(--muted)}
.reference-banner p.fine-print{font-size:10px;margin:18px 0 0}
.site-footer{padding-top:45px;border-top:1px solid var(--line);margin-top:60px}
.footer-top{display:flex;justify-content:space-between;gap:50px}
.footer-brand{font-family:var(--serif);font-size:32px;letter-spacing:-1px;text-decoration:none}
.footer-top p{font-size:12px;line-height:1.8;color:var(--muted);margin-top:15px}
.footer-links{display:grid;grid-template-columns:repeat(2,1fr);gap:10px 55px;align-content:start;font-size:12px}
.footer-links a{text-decoration:none}
.footer-bottom{margin-top:32px;padding:20px 0;display:flex;gap:20px;justify-content:space-between;border-top:1px solid var(--line);font-size:8px;font-family:var(--mono);color:var(--muted)}
.breadcrumbs{display:flex;gap:10px;align-items:center;flex-wrap:wrap;font-family:var(--mono);font-size:10px;color:var(--muted);padding:28px 0 0}
.breadcrumbs a{text-decoration:none}
.breadcrumbs>span[aria-hidden]{color:#789995}
.page-intro{padding:62px 0 48px;max-width:900px}
.page-intro>.eyebrow{margin-bottom:20px}
.page-intro h1{font-size:clamp(44px,5.5vw,74px)}
.page-intro>p{font-size:19px;line-height:1.65;color:var(--muted);max-width:750px}
.page-intro .button{margin-top:10px}
.family-jump{display:flex;gap:8px;flex-wrap:wrap;border-block:1px solid var(--line);padding:20px 0;margin-bottom:20px}
.family-jump a{font-family:var(--mono);font-size:10px;padding:10px 14px;background:var(--sage);text-decoration:none}
.topic-family{display:grid;grid-template-columns:1fr 2fr;gap:65px;padding:60px 0;border-bottom:1px solid var(--line);scroll-margin-top:35px}
.family-intro h2{font-size:35px;margin:16px 0}
.family-intro p{font-size:14px;max-width:270px;color:var(--muted)}
.topic-row{display:flex;gap:20px;align-items:center;padding:23px 0;border-bottom:1px solid var(--line);text-decoration:none}
.topic-row:first-child{padding-top:0}
.topic-row:last-child{border-bottom:0}
.topic-number{font-family:var(--mono);font-size:10px;color:var(--muted);align-self:flex-start;margin-top:5px}
.topic-row>div{flex:1}
.topic-row h3{font-size:20px;letter-spacing:-.4px;margin-bottom:6px}
.topic-row p{font-size:12px;color:var(--muted);margin:0;max-width:600px}
.topic-meta{white-space:nowrap;font-family:var(--mono);font-size:9px;color:var(--muted)}
.topic-meta b{font-size:18px;margin-left:18px;color:var(--ink);font-weight:400}
.all-journeys{margin-bottom:70px;row-gap:25px}
.all-journeys .journey-card{min-height:360px}
.outcome{border-left:3px solid var(--accent);padding:10px 0 10px 22px;display:grid;gap:5px;font-size:15px;margin:28px 0}
.outcome strong{font-family:var(--mono);font-size:10px;text-transform:uppercase;letter-spacing:1px}
.journey-layout{display:grid;grid-template-columns:1.55fr 1fr;gap:85px}
.journey-steps{list-style:none;margin:0;padding:0}
.journey-steps li{display:flex;gap:24px;padding:30px 0;border-top:1px solid var(--line)}
.step-number{width:36px;height:36px;border:1px solid var(--line);border-radius:50%;flex-shrink:0;display:grid;place-items:center;font-family:var(--mono);font-size:12px}
.journey-steps li.completed .step-number{background:var(--sage-dark);color:white}
.journey-steps .eyebrow{font-size:8px}
.journey-steps h2{font-size:29px;margin:12px 0}
.journey-steps h2 a{text-decoration:none}
.journey-steps p{font-size:14px;color:var(--muted);margin-bottom:15px}
.journey-aside{align-self:start;position:sticky;top:25px;padding:30px;background:var(--sage);border:1px solid #315b5c}
.journey-aside h2{font-size:33px;margin-top:15px}
.journey-aside p{font-size:14px;color:#bbd4cd}
.journey-aside h3{font-family:var(--serif);font-size:25px}
.journey-aside .fine-print{font-size:10px;margin:25px 0 0}
hr{border:0;border-top:1px solid var(--line);margin:30px 0}
details{border:1px solid var(--line);padding:15px 18px;background:var(--white);font-size:13px}
summary{cursor:pointer;font-weight:600}
details p{margin:15px 0 0}
details[open] summary{margin-bottom:12px}
.previous-next{display:flex;justify-content:space-between;gap:30px;border-top:1px solid var(--line);padding:30px 0;margin-top:55px;font-size:12px}
.previous-next a{text-decoration:none;max-width:48%}
.previous-next a:last-child{text-align:right}
.lab-index{margin-bottom:60px}
.lab-index-row{display:flex;align-items:center;gap:40px;padding:38px 0;border-top:1px solid var(--line);text-decoration:none}
.lab-number{font-family:var(--serif);font-size:54px;color:#7acdbb;align-self:flex-start;line-height:1}
.lab-index-row>div{flex:1}
.lab-index-row h2{font-size:34px;margin:10px 0}
.lab-index-row p{margin:0 0 10px;color:var(--muted);font-size:14px}
.lab-index-row .fine-print{font-size:9px}
.row-arrow{font-size:26px}
.lab-page-intro{max-width:1000px;padding-bottom:30px}
.lab-page-intro h1{font-size:66px}
.experiment-question{display:flex;align-items:center;gap:22px;background:var(--sage);padding:18px 24px;margin-bottom:20px}
.experiment-question>span{font-family:var(--mono);font-size:9px;white-space:nowrap}
.experiment-question p{margin:0;font-size:14px}
.lab-container{background:var(--white);border:1px solid var(--line);padding:28px}
.lab-after{display:grid;grid-template-columns:1fr 1fr;gap:60px;margin-top:40px}
.lab-after h2{font-size:27px;margin:13px 0}
.lab-after p{font-size:14px;color:var(--muted);margin-top:13px}
.full-pipeline{background:var(--sage);border:1px solid #315b5c;max-width:1000px;margin:auto;padding:30px 50px}
.full-pipeline .pipeline-tabs{gap:8px}
.full-pipeline .pipeline-tabs button{font-size:11px;display:flex;flex-direction:column;align-items:center;gap:5px;padding:9px;flex:1}
.full-pipeline .pipeline-tabs button span{font-size:9px}
.full-pipeline .pipeline-scene{min-height:300px;padding:34px 50px 24px}
.full-pipeline .scene-label{font-size:12px}
.full-pipeline .token-block{min-width:105px;padding:15px}
.full-pipeline .token-block strong{font-size:37px}
.full-pipeline .token-block small{font-size:9px}
.full-pipeline .token-block code{font-size:11px}
.full-pipeline .model-box{max-width:500px;margin:auto;padding:20px;gap:23px}
.full-pipeline .model-box strong{font-size:17px}
.full-pipeline .model-box small{font-size:9px}
.full-pipeline .pipeline-explanation{padding:24px 0}
.full-pipeline .pipeline-explanation h3{font-size:18px}
.full-pipeline .pipeline-explanation p{font-size:15px;max-width:780px}
.full-pipeline .pipeline-controls{gap:70px;padding-top:23px}
.full-pipeline .pipeline-controls label{font-size:12px}
.full-pipeline .pipeline-controls select{font-size:15px;padding:8px}
.full-pipeline .pipeline-footer{margin-top:25px}
.full-pipeline .pipeline-footer .text-button{font-size:12px}
.full-pipeline .pipeline-footer .button{padding:12px 20px;font-size:12px}
.full-pipeline>.fine-print{font-size:10px}
.full-pipeline .pipeline-bar{font-size:12px}
.full-pipeline .pipeline-bar>div{height:18px}
.full-pipeline .attention-line{height:90px}
.full-pipeline .attention-illustration{font-size:14px}
.full-pipeline .context-result{font-size:14px}
.full-pipeline .continuation-text{font-size:58px}
.model-details{margin-top:20px}
.table-scroll{overflow-x:auto}
table{border-collapse:collapse;width:100%;font-size:13px}
th,td{padding:13px 15px;text-align:left;border-bottom:1px solid var(--line)}
th{font-weight:600}
.pipeline-reading{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin:25px 0 70px}
.pipeline-reading a{font-size:11px;padding:8px 12px;background:var(--white);border:1px solid var(--line);text-decoration:none}
.pipeline-reading span{font-family:var(--mono);font-size:9px;color:var(--accent);margin-right:8px}
.learning-flow{padding-top:40px;border-top:1px solid var(--line);margin-bottom:60px}
.learning-flow h2{font-size:51px;margin-top:20px}
.section-dek{font-size:17px;color:var(--muted);max-width:750px}
.learning-stages{list-style:none;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:25px;margin-top:40px}
.learning-stages li{border-top:2px solid var(--accent);padding-top:20px}
.learning-stages li>span{font-family:var(--mono);font-size:9px}
.learning-stages h3{font-family:var(--serif);font-size:25px;margin:15px 0}
.learning-stages h3 a{text-decoration:none}
.learning-stages p{font-size:13px;color:var(--muted)}
.learning-stages li>a{font-size:11px}
.source-note{font-size:11px;color:var(--muted);margin-top:30px}
.article-layout{display:grid;grid-template-columns:220px minmax(0,760px);gap:70px;justify-content:start;padding-top:50px}
.article-sidebar{position:sticky;top:30px;align-self:start;font-size:12px}
.back-link{display:inline-block;font-size:12px;margin-bottom:25px;text-decoration:none}
.article-sidebar>.eyebrow{font-size:9px;margin:13px 0}
.article-sidebar nav{display:flex;flex-direction:column;border-left:1px solid var(--line)}
.article-sidebar nav a{display:block;text-decoration:none;padding:8px 0 8px 17px;color:var(--muted);font-size:11px;line-height:1.5}
.article-sidebar nav a:hover{color:var(--accent)}
.sidebar-lab{display:flex;gap:10px;align-items:center;margin-top:30px;background:var(--sage);padding:16px;text-decoration:none;font-size:11px}
.sidebar-lab span{font-size:26px;color:var(--accent)}
.lesson-header h1{font-size:62px;letter-spacing:-2.5px;margin:17px 0 22px}
.lesson-dek{font-size:21px;line-height:1.55;color:var(--muted)}
.lesson-meta{display:flex;gap:25px;font-size:10px;padding:17px 0;border-block:1px solid var(--line);margin:28px 0 32px;color:var(--muted)}
.key-idea{border-left:3px solid var(--accent);padding:3px 0 3px 25px;margin-bottom:40px}
.key-idea .eyebrow{font-size:9px;color:var(--accent-dark)}
.key-idea p{font-size:21px;font-family:var(--serif);line-height:1.55;margin:10px 0}
.prose-section{margin-bottom:38px}
.prose-section h2,.lesson section>h2{font-size:31px;letter-spacing:-.6px;margin:35px 0 20px}
.prose-section p,.prose-section li,.lesson p,.lesson li{font-size:16px;line-height:1.85}
.prose-section p a,.lesson p a,.lesson li a{color:var(--accent-dark);text-decoration-color:#3c7d70}
.prose-section li{padding-left:5px;margin-bottom:12px}
.prose-section code,.lesson code{font-size:.87em;background:#164145;padding:2px 4px;overflow-wrap:anywhere}
.lesson .key-idea p{font-size:22px;line-height:1.6}
.lesson .lesson-dek{font-size:21px;line-height:1.55}
.lesson .worked-example{background:var(--sage);padding:28px 30px;margin:38px 0}
.worked-example{background:var(--sage);padding:28px 30px;margin:35px 0}
.worked-example>h2{margin:12px 0 18px!important}
.worked-example p{margin-bottom:0}
.lesson-lab-link{display:flex;align-items:center;justify-content:space-between;gap:25px;border:1px solid var(--line);padding:25px}
.lesson-lab-link h2{font-size:25px;margin:12px 0}
.lesson-lab-link p{font-size:12px;margin:0;color:var(--muted)}
.lesson-lab-link .button{flex-shrink:0;gap:10px;padding:12px 15px}
.lesson .misconception{background:#164348;padding:25px 30px;margin:38px 0}
.lesson .misconception h2{font-size:27px;margin:13px 0 17px}
.lesson .misconception p{margin:0}
.takeaways ul{padding-left:22px}
.takeaways li{margin-bottom:12px}
.reading-progress{display:flex;gap:20px;align-items:center;border-top:1px solid var(--line);padding-top:30px;margin-top:30px}
.reading-progress>span{font-family:var(--mono);font-size:9px;color:var(--muted);line-height:1.7}
.reading-progress button[aria-pressed=true]{background:var(--sage)}
.article-references{border-top:1px solid var(--line);margin-top:35px}
.article-references>p{font-size:12px;color:var(--muted)}
.article-references ol{padding-left:20px}
.article-references li{font-size:12px;line-height:1.6;margin-bottom:16px}
.article-references li span{display:block;font-size:10px;color:var(--muted);margin-top:5px}
.related-section{border-top:1px solid var(--line);padding-top:45px;margin-top:60px}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:25px}
.related-grid>a{border:1px solid var(--line);padding:24px;text-decoration:none}
.related-grid h3{font-family:var(--serif);font-size:26px;margin-top:12px}
.related-grid p{font-size:13px;color:var(--muted);margin:0}
.narrow-page{max-width:900px}
.search-label{display:block;font-family:var(--mono);font-size:11px;margin-bottom:10px}
.search-input-wrap{display:flex;align-items:center;border-bottom:2px solid var(--ink);padding:12px 0;gap:20px;max-width:900px}
.search-input-wrap>span{font-size:37px;line-height:1}
.search-input-wrap input{font-size:25px;border:0;background:transparent;width:100%;padding:5px 0;min-width:0}
.filter-chips{display:flex;gap:9px;flex-wrap:wrap;margin:25px 0}
.filter-chips button{background:transparent;border:1px solid var(--line);padding:9px 14px;font-size:11px;min-height:40px}
.filter-chips button.active{background:var(--ink);color:white;border-color:var(--ink)}
.result-count{font-size:11px;color:var(--muted);margin:27px 0}
.search-results{display:grid;grid-template-columns:1fr 1fr;gap:0 50px}
.search-result{display:block;padding:27px 0;border-top:1px solid var(--line);text-decoration:none}
.search-result .eyebrow{font-size:9px}
.search-result h2{font-size:29px;margin:13px 0}
.search-result h2>span{float:right;font-family:var(--sans);font-size:17px}
.search-result p{font-size:14px;color:var(--muted);margin:0}
.empty-state{padding:45px 20px;text-align:center;background:var(--sage);grid-column:1/-1}
.empty-state h2{font-size:31px}
.empty-state p{font-size:15px}
.large-symbol{font-family:var(--serif);font-size:75px;color:var(--sage-dark)}
.glossary-search{width:100%;border:1px solid var(--line);background:var(--white);padding:15px 18px;font-size:17px}
.glossary-list{margin-top:25px}
.glossary-item{display:grid;grid-template-columns:200px 1fr;gap:25px;padding:25px 0;border-top:1px solid var(--line);scroll-margin-top:25px}
.glossary-item dt{font-family:var(--serif);font-size:23px;line-height:1.4}
.glossary-item dt>a:first-child{text-decoration:none}
.anchor-link{font-family:var(--mono);font-size:12px;color:var(--muted);margin-left:10px;text-decoration:none}
.glossary-item dd{margin:0;color:var(--muted);font-size:14px;line-height:1.8}
.comparison-grid{display:grid;grid-template-columns:1fr 1fr;gap:25px;margin-bottom:70px}
.comparison-grid>a{border:1px solid var(--line);padding:30px;text-decoration:none;background:var(--white)}
.comparison-grid h2{font-size:31px;margin:17px 0}
.comparison-grid p{font-size:14px;color:var(--muted);margin:0}
.comparison-table{font-size:14px;background:var(--white)}
.comparison-table caption{text-align:left;font-family:var(--mono);font-size:10px;letter-spacing:1px;text-transform:uppercase;margin:15px 0}
.comparison-table thead{background:var(--sage)}
.comparison-table th,.comparison-table td{padding:20px;vertical-align:top;min-width:150px}
.comparison-table thead th{font-family:var(--serif);font-weight:400;font-size:23px}
.source-register{margin-top:50px}
.source-register>p{font-size:13px;color:var(--muted)}
.source-entry{padding:25px 0;border-top:1px solid var(--line)}
.source-entry h3{font-family:var(--serif);font-size:25px;line-height:1.4}
.source-entry p{font-size:12px;color:var(--muted);margin-bottom:10px;overflow-wrap:anywhere}
.source-entry p.source-lessons{line-height:2}
.empty-page{min-height:65vh;padding-block:100px}
.empty-page h1{margin-top:20px}
.empty-page>p{font-size:19px;color:var(--muted)}
.ad-placement{margin:70px 0 30px;padding:20px 0;border-block:1px solid var(--line);min-height:140px}
.ad-placement>span{font-size:9px;color:var(--muted);display:block;text-align:center}

@media(min-width:1600px){.hero{gap:95px}
}
@media(max-width:1100px){.page-width,.site-header,.site-footer{width:calc(100% - 60px)}
.site-header nav{gap:20px}
.hero{gap:35px}
.hero h1{font-size:71px;letter-spacing:-3px}
.hero-actions{gap:16px}
.hero-actions .button{padding:13px 15px;font-size:11px}
.hero-actions .text-link{font-size:11px}
.hero-visual{padding:19px}
.model-map-layout{gap:40px}
.journey-card{padding:22px}
.journey-layout{gap:45px}
.article-layout{grid-template-columns:185px minmax(0,1fr);gap:42px}
.learning-stages{grid-template-columns:1fr 1fr;gap:35px}
.token-block{min-width:62px}
.section-heading h2{font-size:37px}
.hero-note{font-size:8px}
.journey-card p{font-size:12px}
.site-header .brand{font-size:17px}
.site-header nav{font-size:12px}
.brand-sub{font-size:7px}
.lesson-header h1{font-size:54px}
.lesson-lab-link{flex-direction:column;align-items:start}
.lab-page-intro h1{font-size:59px}
}

@media(max-width:800px){.page-width,.site-header,.site-footer{width:calc(100% - 40px)}
.site-header{height:88px;position:relative;z-index:5}
.menu-toggle{display:flex;gap:15px;background:transparent;border:1px solid var(--line);padding:9px 12px;font-size:12px}
.site-header nav{display:none;position:absolute;top:87px;left:-20px;right:-20px;background:var(--paper);padding:20px;border-bottom:1px solid var(--line);box-shadow:0 10px 18px #03171980;align-items:stretch}
.site-header nav.open{display:flex;flex-direction:column;gap:0}
.site-header nav>a{padding:12px;font-size:15px}
.search-nav{border-left:0;padding-left:12px!important;border-top:1px solid var(--line);margin-top:10px}
.site-header nav>a[aria-current=page]:after{display:none}
.hero{grid-template-columns:1fr;gap:40px;padding-top:40px}
.hero-copy{max-width:none}
.hero h1{font-size:80px}
.hero-dek{max-width:530px;font-size:20px}
.hero-description{max-width:500px}
.edition{margin-bottom:25px}
.hero-visual{max-width:560px;width:100%;padding:25px;justify-self:center}
.hero-note{font-size:10px}
.hero-actions .button{font-size:13px;padding:13px 19px}
.hero-actions .text-link{font-size:13px}
.hero .pipeline-scene{min-height:235px}
.principle-strip>div{font-size:8px;gap:15px;padding-block:17px}
.principle-strip b{margin-left:0}
.section-heading{align-items:start}
.section-heading h2{font-size:36px}
.section-heading>.text-link{font-size:11px;max-width:100px}
.journey-grid{grid-template-columns:1fr}
.journey-card{padding:24px;display:grid;grid-template-columns:1fr 120px;gap:0 20px}
.journey-card .eyebrow{grid-column:1/-1}
.journey-art{grid-column:2;grid-row:2/4;height:100%;min-height:80px;gap:12px;opacity:.85}
.art-circle,.art-square{width:27px;height:27px}
.journey-card h3{margin-top:19px;margin-bottom:10px;font-size:30px}
.journey-card p{grid-column:1;font-size:13px}
.card-foot{grid-column:1/-1;margin-top:8px}
.all-journeys .journey-card{min-height:0}
.home-paths,.home-lab{padding-block:50px}
.model-map-layout{grid-template-columns:1fr;gap:25px}
.model-map-layout h2{font-size:38px}
.model-map-section{padding-block:50px}
.lifecycle-map{max-width:560px;width:100%;margin:auto}
.lab-teaser-grid{gap:20px}
.mini-art{height:130px;padding:20px}
.mini-attention{padding:15px;grid-template-columns:repeat(4,16px);grid-template-rows:repeat(4,16px);gap:3px}
.lab-teaser h3{font-size:21px}
.lab-teaser p{font-size:12px}
.reference-banner{padding:30px;gap:30px}
.reference-banner h2{font-size:33px}
.footer-top{gap:35px}
.footer-links{gap:10px 25px}
.footer-brand{font-size:29px}
.footer-bottom{flex-direction:column;gap:6px}
.topic-family{grid-template-columns:1fr;gap:20px;padding:40px 0}
.family-intro p{max-width:600px}
.family-intro h2{margin:12px 0}
.topic-row h3{font-size:19px}
.topic-meta b{margin-left:8px}
.topic-meta{font-size:8px}
.page-intro{padding-top:40px}
.page-intro h1{font-size:57px}
.page-intro>p{font-size:17px}
.journey-layout{grid-template-columns:1fr;gap:25px}
.journey-aside{position:static}
.article-layout{display:block;padding-top:35px}
.article-sidebar{position:static;display:none}
.lesson{max-width:720px;margin:auto}
.lesson-header h1{font-size:54px}
.related-grid{gap:14px}
.related-grid>a{padding:18px}
.related-grid h3{font-size:22px}
.related-grid p{font-size:12px}
.full-pipeline{padding:25px}
.full-pipeline .pipeline-tabs button{font-size:9px;padding:7px 2px}
.full-pipeline .pipeline-scene{padding:30px 10px}
.full-pipeline .pipeline-controls{gap:40px}
.learning-flow h2{font-size:43px}
.lab-container{padding:20px}
.experiment-question{align-items:start}
.lab-after{gap:35px}
.lab-page-intro h1{font-size:53px}
.lab-index-row{gap:25px}
.lab-index-row h2{font-size:30px}
.lab-number{font-size:43px}
.search-results{gap:0 30px}
.search-input-wrap input{font-size:21px}
.glossary-item{grid-template-columns:160px 1fr;gap:20px}
.comparison-grid{gap:18px}
.comparison-grid>a{padding:24px}
.comparison-grid h2{font-size:27px}
}

@media(max-width:520px){.hero{padding-top:34px;gap:35px}
.hero h1{font-size:63px;letter-spacing:-2.8px}
.hero-dek{font-size:19px;max-width:330px}
.hero-description{font-size:13px}
.edition{font-size:8px;letter-spacing:1px}
.hero-note{font-size:8px}
.hero-note span+span:before{padding:0 8px}
.hero-visual{padding:17px;box-shadow:5px 6px 0 #082124}
.hero .pipeline-scene{min-height:215px}
.hero-actions{gap:18px}
.hero-actions .button{width:100%;justify-content:space-between}
.principle-strip>div{flex-direction:column;gap:3px;font-size:8px;padding-block:15px;align-items:center}
.principle-strip b{font-size:11px;margin-left:5px}
.section-heading{display:block}
.section-heading>.text-link{display:inline-block;margin-top:17px;max-width:none}
.section-heading h2{font-size:34px}
.section-heading p{font-size:13px}
.journey-card{grid-template-columns:1fr 80px;padding:22px;gap:0 10px}
.journey-art{gap:8px}
.art-circle,.art-square{width:20px;height:20px}
.art-arrow{font-size:24px}
.art-stack{transform:scale(.8)}
.art-curve{font-size:70px}
.art-dots{font-size:40px}
.journey-card h3{font-size:28px}
.journey-card p{font-size:12px}
.journey-card .eyebrow{font-size:7px;letter-spacing:.8px}
.model-map-layout h2{font-size:33px}
.lifecycle-map{padding:17px}
.flow-row{gap:6px}
.flow-row a{font-size:9px;padding:12px 4px}
.flow-row>span{font-size:12px}
.flow-label{font-size:7px}
.flow-label span{font-size:7px}
.lab-teaser-grid{grid-template-columns:1fr;gap:23px}
.lab-teaser{display:grid;grid-template-columns:100px 1fr;gap:0 18px}
.mini-art{grid-column:1;grid-row:1/4;height:118px;margin:0;padding:15px}
.mini-attention{grid-template-columns:repeat(4,12px);grid-template-rows:repeat(4,12px);gap:3px}
.mini-sampling{gap:6px}
.mini-sampling i{height:10px}
.lab-teaser>.eyebrow{font-size:8px;margin-top:5px}
.lab-teaser h3{font-size:23px;margin:8px 0}
.lab-teaser p{margin:0;font-size:12px}
.reference-banner{grid-template-columns:1fr;gap:0;padding:27px;margin-bottom:50px}
.reference-banner h2{font-size:35px}
.reference-banner>div:nth-child(2){padding-top:24px}
.footer-top{flex-direction:column;gap:15px}
.footer-links{gap:10px 30px;max-width:320px}
.site-footer{margin-top:40px;padding-top:30px}
.footer-bottom{font-size:7px}
.page-intro{padding-top:35px;padding-bottom:30px}
.page-intro h1{font-size:46px;letter-spacing:-1.9px}
.page-intro>p{font-size:16px}
.breadcrumbs{font-size:9px;gap:7px;padding-top:21px}
.family-jump a{font-size:8px;padding:9px 10px}
.topic-row{gap:14px;align-items:start}
.topic-number{font-size:8px}
.topic-meta{font-size:0;margin-top:3px}
.topic-meta b{font-size:19px;margin-left:0}
.topic-row h3{font-size:19px}
.topic-row p{font-size:12px}
.family-intro h2{font-size:33px}
.journey-steps li{gap:16px;padding:25px 0}
.journey-steps h2{font-size:27px}
.step-number{width:30px;height:30px}
.journey-aside{padding:23px}
.previous-next{gap:20px;font-size:11px;margin-top:35px}
.outcome{font-size:14px}
.lab-index-row{gap:17px;padding:28px 0}
.lab-number{font-size:32px}
.lab-index-row h2{font-size:27px}
.lab-index-row p{font-size:12px}
.lab-index-row .eyebrow{font-size:8px}
.lab-index-row .fine-print{font-size:8px}
.row-arrow{font-size:20px}
.experiment-question{display:block;padding:16px 20px}
.experiment-question p{font-size:13px;margin-top:7px}
.lab-container{padding:12px}
.lab-after{grid-template-columns:1fr;gap:10px}
.lab-after p{font-size:13px}
.full-pipeline{padding:16px}
.full-pipeline .pipeline-top .eyebrow{font-size:7px}
.full-pipeline .pipeline-tabs{gap:2px;overflow-x:auto;justify-content:initial}
.full-pipeline .pipeline-tabs button{font-size:8px;min-width:42px;padding:6px 2px;line-height:1.3}
.full-pipeline .pipeline-tabs button:nth-child(3){min-width:54px}
.full-pipeline .pipeline-tabs button:nth-child(5){min-width:56px}
.full-pipeline .pipeline-scene{padding:25px 0 15px;min-height:240px}
.full-pipeline .token-block{min-width:73px;padding:9px}
.full-pipeline .token-block strong{font-size:30px}
.full-pipeline .token-block code{font-size:8px}
.full-pipeline .scene-label{font-size:10px}
.full-pipeline .model-box{padding:14px;gap:15px}
.full-pipeline .model-box strong{font-size:13px}
.full-pipeline .model-box small{font-size:7px}
.full-pipeline .pipeline-explanation p{font-size:13px}
.full-pipeline .pipeline-explanation h3{font-size:15px}
.full-pipeline .pipeline-controls{gap:20px}
.full-pipeline .pipeline-controls label{font-size:10px}
.full-pipeline .pipeline-controls select{font-size:12px}
.full-pipeline .continuation-text{font-size:38px}
.full-pipeline .pipeline-footer .button{padding:10px 12px;font-size:10px}
.full-pipeline .pipeline-footer .text-button{font-size:10px}
.learning-flow h2{font-size:36px}
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/* Clear routes into, through, and back to a lesson. */
.site-header nav{gap:22px}.site-header nav>a{white-space:nowrap;min-height:44px;display:flex;align-items:center}
.site-header nav>a:first-child{color:var(--accent)}
.start-hint{font-size:12px;color:var(--muted);margin:12px 0 0}.hero-note{margin-top:24px}
.resume-banner{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:20px 24px;margin-top:25px;background:#17454a;border:1px solid #3b7166;border-radius:8px}
.resume-banner .eyebrow{color:var(--accent)}.resume-banner p{font-size:14px;margin:5px 0 0}.resume-banner .button{max-width:50%;text-align:left}
.journey-start{display:flex;align-items:center;flex-wrap:wrap;gap:18px;margin:26px 0 18px}.journey-start>span{font-size:12px;color:var(--muted)}
.path-progress{display:flex;align-items:center;gap:18px;flex-wrap:wrap}.path-progress progress{appearance:none;width:145px;height:6px;border:0;border-radius:8px;overflow:hidden;background:#31565a}.path-progress progress::-webkit-progress-bar{background:#31565a}.path-progress progress::-webkit-progress-value{background:var(--accent)}.path-progress progress::-moz-progress-bar{background:var(--accent)}.path-progress p{margin:0;font-size:11px;color:var(--muted)}
.mobile-lesson-toc{display:none}.lesson-next{display:flex;align-items:center;justify-content:space-between;gap:24px;background:#164449;border:1px solid #3b7166;border-radius:8px;padding:26px;margin-top:28px}.lesson-next>div{min-width:0}.lesson .lesson-next h2{font-size:25px;margin:10px 0}.lesson .lesson-next p{font-size:13px;margin:0;color:var(--muted)}.lesson-next .eyebrow{color:var(--accent)}.lesson-next .button{flex-shrink:0}
.lab-return{padding:16px 20px;margin-top:20px;background:#17454a;border:1px solid #3b7166;border-radius:6px;font-size:14px}.lab-return a{text-decoration:none;color:var(--accent)}
.search-excerpt{padding:12px 16px;border-left:2px solid var(--line);color:var(--muted);font-size:13px}.skip-link{background:var(--accent);color:#08282d}.skip-link:hover{color:#08282d}
@media(min-width:801px) and (max-width:1100px){.site-header{gap:20px}.site-header nav{gap:15px}.site-header nav>a{font-size:11px}.search-nav{padding-left:15px!important}.brand-sub{font-size:7px}.brand{font-size:17px}}
@media(max-width:950px) and (min-width:801px){.site-header{height:auto;min-height:118px;flex-wrap:wrap;gap:8px;padding-block:16px}.site-header nav{width:100%;justify-content:space-between;gap:12px}}
@media(max-width:800px){.site-header nav>a{font-size:15px;padding:12px;min-height:48px}.site-header nav>a[aria-current=page]{background:#20544e;border-radius:4px;color:var(--accent)}.mobile-lesson-toc{display:block;margin:0 0 28px}.mobile-lesson-toc summary{min-height:24px}.mobile-lesson-toc nav{display:grid;padding-top:7px}.mobile-lesson-toc a{padding:10px 0;text-decoration:none;color:var(--muted)}.lesson-next{padding:22px}.lesson-next .button{min-width:140px}}
@media(max-width:520px){.resume-banner{flex-direction:column;align-items:stretch;padding:18px;gap:14px}.resume-banner .button{max-width:none;width:100%}.lesson-next{flex-direction:column;align-items:stretch;gap:20px}.lesson-next .button{width:100%}.journey-start .button{width:100%;text-align:left;justify-content:space-between}.path-progress{gap:12px}.path-progress p{font-size:10px}.start-hint{font-size:11px}.lab-return{font-size:13px}}
@media print{.resume-banner,.mobile-lesson-toc,.lesson-next,.lab-return,.journey-start,.path-progress{display:none}}
@media(max-width:380px){.site-header{gap:10px}.brand{font-size:15px;gap:8px}.brand-sub{font-size:5.5px;letter-spacing:.8px}.brand svg{width:25px;height:25px}.menu-toggle{gap:8px;padding:9px 10px}}

/* Release accessibility audit: containment, touch controls, and system preferences. */
body{padding-top:env(safe-area-inset-top,0px);padding-right:env(safe-area-inset-right,0px);padding-bottom:env(safe-area-inset-bottom,0px);padding-left:env(safe-area-inset-left,0px)}
main,.hero>*,.model-map-layout>*,.topic-family>*,.journey-layout>*,.article-layout>*,.lab-after>*,.related-grid>*,.comparison-grid>*,.search-results>*,.glossary-item>*,.footer-top>*,.topic-row>div,.lab-index-row>div,.journey-steps li>div,.resume-banner>*{min-width:0}
.lesson,.prose-section,.source-entry,.search-result,.topic-row,.lab-index-row,.comparison-grid>a,.related-grid>a,.journey-steps li>div,.resume-banner p,.lab-return{overflow-wrap:anywhere}
.button,.text-button,.menu-toggle,.filter-chips button{min-height:44px}
summary{min-height:44px;padding-block:8px}
.mobile-lesson-toc summary{min-height:44px}
.footer-links a,.family-jump a,.pipeline-reading a,.previous-next a,.article-sidebar nav a,.mobile-lesson-toc nav a,.back-link,.journey-context a,.lab-return a{min-height:44px;display:flex;align-items:center}
.previous-next a{min-width:0;overflow-wrap:anywhere}.previous-next a:last-child{justify-content:flex-end}
.flow-row a{min-width:0;min-height:44px;display:flex;align-items:center;justify-content:center}
.anchor-link{display:inline-flex;align-items:center;justify-content:center;min-width:44px;min-height:44px;vertical-align:middle;margin-left:4px}
.search-input-wrap input,.glossary-search{min-height:44px}
.table-scroll{max-width:100%;min-width:0;overscroll-behavior-inline:contain;scrollbar-gutter:stable}
[tabindex="0"]:focus-visible{outline:3px solid var(--accent);outline-offset:4px}
@media(max-width:800px){
 .site-header nav{max-height:calc(100vh - 88px - env(safe-area-inset-top,0px) - env(safe-area-inset-bottom,0px));max-height:calc(100dvh - 88px - env(safe-area-inset-top,0px) - env(safe-area-inset-bottom,0px));overflow-y:auto;overscroll-behavior:contain}
 .search-input-wrap input,.glossary-search{font-size:16px}
}
@media(prefers-reduced-motion:reduce){html:focus-within{scroll-behavior:auto}*,*::before,*::after{scroll-behavior:auto!important}}
@media(forced-colors:active){
 :root{--paper:Canvas;--white:Canvas;--ink:CanvasText;--muted:CanvasText;--line:CanvasText;--accent:Highlight;--accent-dark:LinkText;--sage:Canvas;--sage-dark:CanvasText;--peach:Canvas;--blue:Canvas;--on-accent:HighlightText}
 body{background:Canvas;color:CanvasText}
 a{color:LinkText}.button,.text-button,.menu-toggle,.filter-chips button{border-color:ButtonText;background:ButtonFace;color:ButtonText}
 .button:hover,.button-secondary:hover,.filter-chips button.active,.site-header nav>a[aria-current=page]{border-color:Highlight;background:Highlight;color:HighlightText}
 .filter-chips button.active,.reading-progress button[aria-pressed=true]{outline:2px solid Highlight;outline-offset:2px}
 :is(button,a,input,select,textarea,summary,[tabindex="0"]):focus-visible{outline-color:Highlight}
 .hero:before,.hero-visual:after{display:none}
 .journey-card,.comparison-grid>a,.related-grid>a,.lesson-visual,.lesson-challenge,.lab-container,.full-pipeline,.lesson-next,.resume-banner{background:Canvas;border-color:CanvasText;box-shadow:none}
 .path-progress progress{appearance:auto;forced-color-adjust:auto}
}

/* The source register is the first content on its page. */
.source-register>h1{font-size:clamp(32px,5vw,52px);line-height:1.15;letter-spacing:-1.5px;margin:0 0 18px;font-weight:600}