@charset "UTF-8";
:root{--paper:#f5f4ef;--white:#fffefb;--ink:#20332e;--muted:#68726b;--line:#dcded5;--accent:#c74726;--green:#173e33;--lime:#d5e2a7;--sand:#eeece2;--mono:Consolas,"SFMono-Regular",monospace;--sans:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei","PingFang SC",sans-serif;--serif:Georgia,"Times New Roman",serif;--shell:1200px}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:105px}body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.8 var(--sans);-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button,input{font:inherit}button,a,input{-webkit-tap-highlight-color:transparent}button{cursor:pointer}img,svg{max-width:100%}img{display:block;height:auto}::selection{background:var(--lime);color:var(--ink)}:focus-visible{outline:3px solid var(--accent);outline-offset:5px}h1,h2,h3,p{margin:0}h1,h2,h3{line-height:1.35;font-weight:650}code,pre{font-family:var(--mono)}code{font-size:.9em}button{color:inherit}a,button{touch-action:manipulation}[hidden]{display:none!important}.shell{width:min(var(--shell),calc(100% - 96px));margin-inline:auto}.skip{position:fixed;top:-100px;left:20px;z-index:100;background:var(--ink);color:white;padding:10px 20px}.skip:focus{top:10px}.eyebrow{font:12px/1.5 var(--mono);letter-spacing:.13em;text-transform:uppercase;color:var(--muted)}.orange{color:var(--accent)}.muted{color:var(--muted)}.arrow{display:inline-block;margin-left:10px;font-family:var(--sans);transition:transform .2s}.text-link{font-size:14px;font-weight:600;display:inline-flex;align-items:center;border-bottom:1px solid var(--line);padding-bottom:3px}.text-link:hover{color:var(--accent)}a:hover .arrow{transform:translate(3px,-2px)}
.site-header{position:sticky;top:0;z-index:30;background:rgba(245,244,239,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(14px)}.header-inner{min-height:88px;display:flex;align-items:center;justify-content:space-between;gap:25px}.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}.brand-symbol{width:32px;height:32px;display:grid;place-items:center;background:var(--ink);color:var(--lime);font:24px/1 var(--serif)}.brand-name{font-size:17px;font-weight:650;letter-spacing:-.03em}.brand-name span{font-size:12px;letter-spacing:0;font-weight:400;margin-left:9px;color:var(--muted)}.site-nav{display:flex;align-items:center;gap:28px}.site-nav a{font-size:14px;position:relative;color:#515e56}.site-nav a:hover,.site-nav a[aria-current="page"]{color:var(--accent)}.site-nav a[aria-current="page"]:after{content:"";position:absolute;width:4px;height:4px;border-radius:50%;bottom:-10px;left:50%;background:var(--accent)}.site-nav .github-link{border-left:1px solid var(--line);padding-left:25px;font-family:var(--mono);font-size:12px}.menu-toggle{display:none;background:none;border:1px solid var(--line);padding:8px 12px}
.hero{display:grid;grid-template-columns:1.05fr 1fr;gap:70px;align-items:center;padding-top:76px;padding-bottom:68px}.hero .eyebrow{display:flex;gap:12px;align-items:center}.status-dot{width:6px;height:6px;border-radius:50%;background:var(--accent);display:inline-block;flex-shrink:0}.hero h1{font-size:clamp(42px,4.3vw,62px);line-height:1.25;letter-spacing:-.06em;margin:25px 0 24px;font-weight:650}.hero h1 em{font-style:normal;color:var(--accent)}.hero-desc{font-size:16px;color:#59665e;line-height:1.95;max-width:460px}.hero-actions{display:flex;align-items:center;flex-wrap:wrap;gap:24px;margin-top:31px}.button{display:inline-flex;align-items:center;justify-content:center;gap:20px;min-height:46px;padding:11px 21px;background:var(--ink);color:#fff;border:1px solid var(--ink);font-size:14px;transition:background .2s,transform .2s}.button:hover{background:var(--green);transform:translateY(-2px)}.button-light{background:var(--lime);color:var(--ink);border-color:var(--lime)}.button-light:hover{background:#e0ebbc}.button-outline{background:transparent;color:var(--ink);border-color:var(--line)}.button-outline:hover{background:var(--sand)}.hero-note{margin-top:32px;font-size:12px;color:var(--muted);display:flex;gap:20px}.hero-note span+span:before{content:"/";margin-right:20px;color:#b3b8ac}.systems-art{position:relative;min-height:418px;background:var(--green);border:1px solid #365749;color:#f3f1df;padding:25px 28px;overflow:hidden}.systems-art:before{content:"";position:absolute;inset:0;background-image:linear-gradient(#ffffff05 1px,transparent 1px),linear-gradient(90deg,#ffffff05 1px,transparent 1px);background-size:24px 24px;pointer-events:none}.art-top,.art-bottom{position:relative;display:flex;justify-content:space-between;gap:10px;font:10px/1.5 var(--mono);letter-spacing:.06em;color:#a4b6a3}.art-top{border-bottom:1px solid #486152;padding-bottom:16px}.art-stack{position:relative;margin:28px 0 23px;display:grid;gap:10px}.art-layer{border:1px solid #587164;min-height:70px;display:grid;grid-template-columns:28px 1fr 40px;gap:15px;align-items:center;padding:13px 18px;background:#224839}.art-layer:nth-child(2){margin-inline:12px;background:#305541}.art-layer:nth-child(3){margin-inline:24px;background:var(--lime);color:var(--ink);border-color:var(--lime)}.art-index{font:11px var(--mono);opacity:.7}.art-label strong{display:block;font-size:17px;font-weight:500}.art-label span{font:10px var(--mono);opacity:.68}.art-layer svg{width:31px;height:31px}.art-caption{margin-top:16px;position:relative;border-top:1px solid #486152;padding-top:16px;font-size:11px;color:#c5d0bc;display:flex;align-items:center;justify-content:space-between}.art-cross{font:22px var(--mono);color:var(--lime)}.discipline-bar{border-block:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:20px 0;gap:25px}.discipline-bar>span{font:10px var(--mono);letter-spacing:.12em;color:var(--muted)}.discipline-items{display:flex;gap:35px;flex-wrap:wrap;font:13px var(--mono);color:#4b5c51}.discipline-items span:before{content:"+";margin-right:10px;color:var(--accent)}
.section{padding:78px 0}.section-heading{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:34px}.section-title .eyebrow{margin-bottom:11px}.section-title h2{font-size:30px;letter-spacing:-.035em}.section-title p:not(.eyebrow){color:var(--muted);font-size:15px;margin-top:12px;max-width:590px}.featured-project{display:grid;grid-template-columns:.83fr 1.17fr;border:1px solid var(--line);background:var(--white)}.project-copy{padding:40px 36px;display:flex;flex-direction:column;align-items:start}.project-kicker{font:11px var(--mono);letter-spacing:.09em;display:flex;gap:14px;align-items:center;color:var(--muted)}.badge{font:11px/1.6 var(--mono);display:inline-block;padding:3px 8px;border:1px solid #c9d7bb;background:#eef3e3;color:#38563d}.badge-neutral{border-color:var(--line);background:var(--paper);color:var(--muted)}.project-copy h3{font-size:33px;margin-top:23px;letter-spacing:-.04em}.project-copy .project-tagline{font-size:19px;line-height:1.7;margin-top:11px;max-width:330px}.project-copy p{font-size:14px;line-height:1.9;color:var(--muted);margin-top:16px}.tag-list{list-style:none;padding:0;margin:22px 0;display:flex;flex-wrap:wrap;gap:7px}.tag-list li,.tag{font-size:11px;color:var(--muted);border:1px solid var(--line);padding:3px 8px}.project-links{margin-top:auto;padding-top:20px;display:flex;gap:22px;align-items:center;flex-wrap:wrap}.project-visual{background:#e8ede2;padding:40px 28px 28px;overflow:hidden;display:flex;flex-direction:column;justify-content:center;position:relative}.window-bar{border:1px solid #d1d8ca;border-bottom:0;background:#f4f5ee;display:flex;align-items:center;gap:5px;padding:11px 14px;color:#73816e;font:9px var(--mono)}.window-bar i{width:5px;height:5px;border-radius:50%;background:#b8c2b0}.window-bar span{margin-left:8px}.project-screen{border:1px solid #d1d8ca;width:100%;aspect-ratio:1.45;object-fit:cover;object-position:top;box-shadow:0 18px 28px #263e2710}.image-caption{font-size:10px;color:#67785e;margin-top:13px;display:flex;justify-content:space-between;gap:12px}.project-secondary{display:grid;grid-template-columns:1fr 1fr;gap:28px;margin-top:28px}.project-tile{padding:30px;border:1px solid var(--line);position:relative;transition:border-color .2s,background .2s;background:transparent}.project-tile:hover{border-color:#899984;background:#f9faf4}.project-tile .tile-number{font:11px var(--mono);color:var(--accent)}.project-tile h3{font-size:22px;letter-spacing:-.02em;margin:12px 0}.project-tile p{font-size:14px;color:var(--muted);max-width:440px}.project-tile .tile-bottom{display:flex;justify-content:space-between;align-items:center;gap:20px;font:11px var(--mono);margin-top:26px;color:var(--muted)}
.notes-section{border-top:1px solid var(--line)}.note-row{display:grid;grid-template-columns:110px 1fr 35px;gap:28px;padding:28px 0;border-top:1px solid var(--line);align-items:center}.note-row:last-child{border-bottom:1px solid var(--line)}.note-row .date{font:11px var(--mono);color:var(--muted)}.note-row h3{font-size:21px;font-weight:550;letter-spacing:-.02em;transition:color .2s}.note-row:hover h3{color:var(--accent)}.note-row p{font-size:13px;color:var(--muted);margin-top:9px}.note-row .note-arrow{font-size:24px;justify-self:end}.note-meta{font:10px var(--mono);margin-top:13px;color:#667962;display:flex;gap:14px;align-items:center}.note-meta span+span:before{content:"·";margin-right:14px}.learning-band{background:#e9eddf;border-block:1px solid #d7decb}.learning-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:80px;align-items:start;padding:64px 0}.learning-intro h2{font-size:34px;line-height:1.5;margin:19px 0 17px;letter-spacing:-.04em}.learning-intro p{color:#5c6c56;font-size:14px;max-width:340px}.learning-intro .text-link{margin-top:25px}.learning-list{list-style:none;padding:0;margin:0}.learning-list li+li{border-top:1px solid #ccd5bc}.learning-list a{display:grid;grid-template-columns:33px 1fr 20px;gap:18px;padding:23px 0}.learning-list li:first-child a{padding-top:0}.learning-list .num{font:12px var(--mono);color:#6a7b5b;padding-top:7px}.learning-list h3{font-size:20px;font-weight:550}.learning-list p{font-size:12px;color:#6c785f;margin-top:7px}.learning-list a:hover h3{color:var(--accent)}.contribution-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}.contribution{border-top:2px solid var(--ink);padding:22px 0 0;display:flex;flex-direction:column}.contribution .repo{font:12px var(--mono);color:var(--accent)}.contribution h3{font-size:19px;margin:16px 0 12px;font-weight:550}.contribution p{font-size:13px;color:var(--muted);margin-bottom:20px}.contribution .text-link{margin-top:auto;align-self:start;font-size:12px}.section-footnote{font-size:12px;color:var(--muted);margin-top:26px}.section-footnote a{text-decoration:underline;text-underline-offset:3px}.contact-strip{display:flex;align-items:center;justify-content:space-between;gap:35px;padding:40px 0;border-top:1px solid var(--line)}.contact-strip h2{font-size:24px;font-weight:550}.contact-strip p{font-size:14px;color:var(--muted);margin-top:6px}.site-footer{background:var(--ink);color:#e3e7dc;padding:35px 0}.footer-top{display:flex;justify-content:space-between;align-items:center;gap:20px}.footer-signature{font:25px var(--serif);letter-spacing:-.04em}.footer-links{display:flex;gap:24px;font-size:12px;color:#bcc8b9;flex-wrap:wrap}.footer-bottom{border-top:1px solid #435247;margin-top:25px;padding-top:20px;font:10px/1.7 var(--mono);color:#a6b3a4;display:flex;justify-content:space-between;gap:20px}
.page-hero{padding:68px 0 42px;border-bottom:1px solid var(--line)}.page-hero h1{font-size:clamp(34px,4.3vw,54px);letter-spacing:-.045em;margin:17px 0 16px}.page-hero .intro{font-size:16px;color:var(--muted);max-width:680px}.page-hero .page-number{font:13px var(--mono);float:right;color:var(--accent);padding-top:10px}.page-content{padding:45px 0 80px}.filter-bar{display:flex;justify-content:space-between;gap:25px;align-items:center;margin-bottom:25px;flex-wrap:wrap}.filters{display:flex;gap:8px;flex-wrap:wrap}.filter-button{background:transparent;border:1px solid var(--line);padding:7px 13px;font-size:12px}.filter-button[aria-pressed="true"]{color:#fff;background:var(--ink);border-color:var(--ink)}.filter-button:hover{border-color:var(--ink)}.search-input{border:0;border-bottom:1px solid #aab2a4;background:transparent;padding:9px 0;min-width:235px;font-size:13px;border-radius:0}.results-status{font-size:12px;color:var(--muted);margin-bottom:15px}.empty-state{padding:55px 10px;text-align:center;color:var(--muted);border:1px dashed var(--line)}.project-page-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}.project-page-card{border:1px solid var(--line);padding:32px;background:var(--white);display:flex;flex-direction:column;align-items:start}.project-page-card h2{font-size:27px;margin:16px 0 12px}.project-page-card p{font-size:14px;color:var(--muted)}.project-page-card .project-links{padding-top:18px}.project-boundary{font-size:12px!important;background:var(--paper);padding:12px 15px;width:100%;margin:22px 0 0}.project-page-card .tag-list{margin-bottom:0}.learn-cards{display:grid;grid-template-columns:1fr 1fr;gap:24px}.learn-card{border:1px solid var(--line);background:var(--white);padding:32px}.learn-card h2{font-size:24px;margin:16px 0}.learn-card p{color:var(--muted);font-size:14px}.learn-card .text-link{margin-top:24px}.learning-note{background:var(--sand);border-left:3px solid var(--accent);padding:22px 25px;margin-top:30px;font-size:14px;color:var(--muted)}
.article-top{max-width:820px;padding:58px 0 36px}.breadcrumb{font-size:12px;color:var(--muted);margin-bottom:30px}.breadcrumb a:hover{color:var(--accent)}.breadcrumb span{margin:0 12px}.article-top h1{font-size:clamp(30px,3.2vw,45px);line-height:1.48;letter-spacing:-.035em;margin:15px 0 18px}.article-deck{font-size:16px;color:var(--muted)}.article-meta{font:11px var(--mono);color:var(--muted);display:flex;gap:20px;flex-wrap:wrap;margin-top:22px}.article-layout{display:grid;grid-template-columns:minmax(0,800px) 210px;gap:70px;align-items:start;border-top:1px solid var(--line);padding-top:34px;padding-bottom:80px}.article-body{min-width:0;font-size:16px;line-height:1.95;color:#38473e}.article-body h2{font-size:25px;font-weight:600;color:var(--ink);margin:44px 0 19px;letter-spacing:-.02em}.article-body>h2:first-child{margin-top:0}.article-body h3{font-size:19px;margin:30px 0 15px}.article-body p{margin:0 0 20px}.article-body ul,.article-body ol{padding-left:24px;margin:20px 0}.article-body li{padding-left:4px;margin-bottom:8px}.article-body a{color:var(--accent);text-decoration:underline;text-underline-offset:4px;overflow-wrap:anywhere}.article-body code{background:#e8ece2;padding:2px 5px;overflow-wrap:anywhere}.article-body strong{font-weight:650;color:var(--ink)}.article-body blockquote{border-left:3px solid var(--accent);margin:26px 0;padding:15px 24px;background:var(--sand);color:var(--muted)}.article-body blockquote p:last-child{margin-bottom:0}.code-wrap{position:relative;background:#22382e;margin:26px 0;border:1px solid #354e3f}.code-label{font:10px var(--mono);padding:11px 17px;color:#b7c9ac;border-bottom:1px solid #455847}.code-wrap pre{overflow:auto;margin:0;padding:22px 18px;font:13px/1.85 var(--mono);color:#eef1e5;tab-size:4}.code-wrap code{padding:0;background:none;white-space:pre;overflow-wrap:normal;color:inherit}.copy-code{position:absolute;top:6px;right:10px;background:transparent;color:#cad7c0;border:1px solid #64735a;font-size:10px;padding:3px 9px;min-width:42px}.table-wrap{overflow:auto;margin:25px 0}.article-body table{width:100%;border-collapse:collapse;font-size:13px}.article-body td,.article-body th{text-align:left;padding:12px 15px;border-bottom:1px solid var(--line);min-width:90px}.article-body th{background:var(--sand);font-weight:600}.article-aside{position:sticky;top:120px;font-size:12px;color:var(--muted)}.article-aside .eyebrow{margin-bottom:18px;font-size:10px}.toc{list-style:none;padding:0;margin:0}.toc li{margin:0 0 13px}.toc a{display:block;padding-left:12px;border-left:1px solid var(--line);line-height:1.7}.toc a:hover{border-color:var(--accent);color:var(--accent)}.aside-note{margin-top:30px;padding-top:20px;border-top:1px solid var(--line);font-size:11px;line-height:1.9}.article-end{margin-top:44px;border-top:1px solid var(--line);padding-top:24px;display:flex;flex-wrap:wrap;gap:20px;align-items:center}.article-end p{font-size:13px;color:var(--muted);margin:0}.article-end a{font-size:13px}.about-layout{display:grid;grid-template-columns:1fr 1fr;gap:70px}.about-layout h2{font-size:24px;margin-bottom:20px}.about-layout p{font-size:15px;color:var(--muted);margin-bottom:20px}.timeline{list-style:none;padding:0;margin:0}.timeline li{padding:24px 0;border-top:1px solid var(--line)}.timeline .date{font:11px var(--mono);color:var(--accent)}.timeline h3{font-size:19px;margin:9px 0}.timeline p{font-size:13px;margin-bottom:0}.evidence-list{display:grid;grid-template-columns:1fr 1fr;gap:28px}.evidence-card{border:1px solid var(--line);padding:28px;background:var(--white)}.evidence-card h2{font-size:23px;margin:15px 0}.evidence-card p{font-size:14px;color:var(--muted);margin:15px 0}.evidence-card .meta{font:11px/1.8 var(--mono);color:var(--accent)}
.cache-demo{background:var(--sand);border:1px solid var(--line);padding:25px;margin:30px 0}.cache-demo .demo-top{display:flex;align-items:start;justify-content:space-between;gap:20px}.cache-demo h3{font-size:20px;margin:0 0 8px}.cache-demo p{font-size:13px;margin-bottom:0;color:var(--muted)}.demo-controls{display:flex;gap:10px;flex-wrap:wrap;margin:20px 0}.demo-controls button{font-size:12px;padding:9px 14px;border:1px solid #b7c1ad;background:var(--white)}.demo-controls button:hover{border-color:var(--accent)}.demo-controls button.primary{background:var(--ink);color:white;border-color:var(--ink)}.demo-controls button:disabled{opacity:.5;cursor:not-allowed}.demo-input{font:12px/1.8 var(--mono);border-top:1px solid #d2d7c9;padding-top:14px;margin-bottom:19px;overflow-wrap:anywhere}.demo-columns{display:grid;grid-template-columns:1fr 1fr;gap:16px}.demo-result{border:1px solid #cbd1c3;background:var(--white);padding:19px;min-width:0}.demo-result .label{font-size:12px;color:var(--muted)}.demo-result .value{font:28px/1.7 var(--mono);color:var(--ink)}.demo-result .state{font-size:11px;color:var(--muted)}.demo-result.wrong{border-color:#cc8365}.demo-result.wrong .value{color:#b83b22}.demo-result.right{border-color:#86a374}.demo-live{font-size:13px;line-height:1.8;border-top:1px solid #d2d7c9;margin-top:20px;padding-top:15px;min-height:55px}.demo-hint{font-size:11px!important;margin-top:16px!important}.answer{padding:15px 20px;margin:14px 0;border:1px solid var(--line)}.answer summary{cursor:pointer;font-size:14px;font-weight:600}.answer p{font-size:14px;margin:12px 0 0!important}.not-found{min-height:65vh;display:grid;place-content:center;text-align:center;gap:22px}.not-found h1{font:100px var(--serif);color:var(--accent)}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
@media(min-width:1440px){.hero{padding-block:92px 80px;gap:100px}.systems-art{min-height:430px}.art-stack{margin-top:34px;margin-bottom:28px}}
@media(max-width:1050px){.shell{width:calc(100% - 64px)}.hero{gap:35px;padding-top:58px}.hero h1{font-size:47px}.systems-art{padding:22px;min-height:390px}.art-layer{padding:10px 12px;gap:8px}.art-layer:nth-child(2){margin-inline:7px}.art-layer:nth-child(3){margin-inline:14px}.project-copy{padding:28px}.project-visual{padding:28px 20px}.learning-grid{gap:45px}.article-layout{gap:40px;grid-template-columns:minmax(0,1fr) 180px}.site-nav{gap:21px}.brand-name span{display:none}}
@media(max-width:780px){.shell{width:calc(100% - 40px)}.header-inner{min-height:72px}.menu-toggle{display:block;font-size:12px}.brand-name span{display:inline}.site-nav{display:none;position:absolute;top:71px;left:0;right:0;background:var(--paper);border-bottom:1px solid var(--line);padding:22px;flex-direction:column;align-items:stretch;gap:0;box-shadow:0 12px 22px #243f2010}.site-nav.is-open{display:flex}.site-nav a{padding:13px 0;font-size:15px}.site-nav a[aria-current="page"]:after{display:none}.site-nav .github-link{border:0;border-top:1px solid var(--line);padding:17px 0 5px;margin-top:8px}.hero{grid-template-columns:1fr;gap:37px;padding-top:43px;padding-bottom:40px}.hero h1{font-size:clamp(38px,8vw,53px);letter-spacing:-.055em;margin:23px 0}.hero-desc{font-size:15px;max-width:520px}.hero-note{margin-top:24px}.systems-art{min-height:unset;padding:22px}.art-stack{margin:23px 0}.art-layer{min-height:63px;padding:10px 15px;grid-template-columns:28px 1fr 40px}.art-layer:nth-child(2){margin-inline:12px}.art-layer:nth-child(3){margin-inline:24px}.art-label strong{font-size:16px}.discipline-bar{align-items:start;gap:16px}.discipline-bar>span{font-size:9px;white-space:nowrap;padding-top:3px}.discipline-items{gap:13px 18px;font-size:10px}.discipline-items span:before{margin-right:7px}.section{padding:48px 0}.section-heading{gap:20px;margin-bottom:25px;align-items:end}.section-title h2{font-size:26px}.section-heading>.text-link{font-size:12px;white-space:nowrap}.featured-project{grid-template-columns:1fr}.project-copy{padding:28px}.project-copy h3{font-size:31px}.project-copy .project-tagline{max-width:none}.project-copy p{max-width:480px}.project-links{margin-top:0}.project-visual{padding:25px}.project-screen{aspect-ratio:1.5}.project-secondary{gap:16px}.project-tile{padding:24px}.project-tile h3{font-size:19px;overflow-wrap:anywhere}.project-tile p{font-size:13px}.note-row{grid-template-columns:1fr 22px;gap:12px;padding:23px 0}.note-row .date{grid-column:1/-1;font-size:10px}.note-row h3{font-size:18px;line-height:1.6}.note-row p{font-size:12px}.learning-grid{grid-template-columns:1fr;gap:35px;padding:45px 0}.learning-intro h2{font-size:29px;margin-top:13px}.learning-intro p{max-width:none}.learning-intro .text-link{margin-top:18px}.learning-list h3{font-size:19px}.contribution-grid{grid-template-columns:1fr;gap:30px}.contribution{padding-top:20px}.contribution h3{margin:12px 0}.contact-strip{align-items:start;flex-direction:column;gap:22px;padding:30px 0}.contact-strip h2{font-size:21px}.contact-strip p{font-size:13px}.footer-top{align-items:start;flex-direction:column}.footer-links{gap:20px}.footer-bottom{font-size:9px;flex-direction:column;gap:8px}.page-hero{padding:42px 0 30px}.page-hero h1{font-size:36px}.page-hero .intro{font-size:14px}.page-hero .page-number{font-size:10px}.page-content{padding-top:28px;padding-bottom:45px}.project-page-grid,.learn-cards,.about-layout,.evidence-list{grid-template-columns:1fr;gap:22px}.project-page-card,.learn-card{padding:26px}.article-top{padding:36px 0 28px}.breadcrumb{margin-bottom:23px}.article-top h1{font-size:29px;line-height:1.5}.article-deck{font-size:14px}.article-meta{gap:12px;font-size:10px}.article-layout{grid-template-columns:1fr;gap:25px;padding-top:26px;padding-bottom:45px}.article-aside{display:none}.article-body{font-size:15px;line-height:1.95}.article-body h2{font-size:22px}.code-wrap pre{font-size:11px}.cache-demo{padding:18px}.cache-demo .demo-top{flex-direction:column;gap:8px}.demo-columns{gap:10px}.demo-result{padding:12px}.demo-result .value{font-size:23px}.demo-result .label{font-size:11px}.demo-controls{gap:8px}.demo-controls button{font-size:11px;padding:8px 9px}.search-input{width:100%}.filter-bar{gap:20px}.project-tile .tile-bottom{font-size:10px}.hero-actions{gap:20px}}
@media(max-width:420px){.project-secondary{grid-template-columns:1fr}.brand-name span{font-size:10px;margin-left:6px}.hero-note{font-size:10px;gap:13px}.hero-note span+span:before{margin-right:13px}.hero h1{font-size:39px}.art-label span{font-size:9px}.art-layer{grid-template-columns:20px 1fr 28px;gap:8px}.art-layer:nth-child(2){margin-inline:8px}.art-layer:nth-child(3){margin-inline:16px}.section-title h2{font-size:24px}.section-heading>.text-link{font-size:11px}.tag-list li{font-size:10px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}}
.article-image{margin:30px 0}.article-image img{display:block;width:100%;height:auto;border:1px solid var(--line)}.article-image figcaption{margin-top:10px;font-size:12px;line-height:1.8;color:var(--muted)}
.project-tile-featured{background:#e9eddf;border-color:#c7d2b7}.project-tile-featured:hover{background:#e2e8d5}.course-feature{display:grid;grid-template-columns:1.05fr 1fr;gap:54px;background:#e9eddf;border:1px solid #cdd7c0;padding:40px;margin-bottom:32px;position:relative}.course-feature:before{content:"";position:absolute;top:-1px;left:-1px;width:80px;height:3px;background:var(--accent)}.course-feature-copy{min-width:0}.course-feature-copy h2{font-size:32px;letter-spacing:-.04em;margin:17px 0 6px;line-height:1.45}.course-feature-copy .course-feature-deck{font-size:21px;color:var(--ink);margin:0 0 19px}.course-feature-copy>p:not(.eyebrow):not(.course-feature-deck){font-size:14px;color:#5c6c56;max-width:460px}.course-feature-copy .project-links{margin-top:27px;gap:17px}.course-feature-copy .button{font-size:12px}.course-feature-copy .text-link{font-size:12px}.course-route{list-style:none;margin:0;padding:0;min-width:0}.course-route li{display:grid;grid-template-columns:25px minmax(0,1fr);gap:16px;padding:20px 0;border-top:1px solid #c6d1b8}.course-route li:first-child{padding-top:0;border-top:0}.course-route li:last-child{padding-bottom:0}.route-index{font:12px var(--mono);color:var(--accent);padding-top:4px}.route-resource{font:10px/1.8 var(--mono);color:#647956}.course-route h3{font-size:19px;font-weight:550;margin:6px 0}.course-route p{font-size:12px;line-height:1.8;color:#5c6c56;max-width:400px}
@media(max-width:1050px){.course-feature{gap:30px;padding:30px}.course-feature-copy h2{font-size:28px}.course-feature-copy .course-feature-deck{font-size:19px}}
@media(max-width:780px){.course-feature{grid-template-columns:1fr;gap:30px;padding:27px 25px;margin-bottom:24px}.course-feature-copy h2{font-size:28px}.course-feature-copy .project-links{margin-top:23px}.course-route{border-top:1px solid #c6d1b8;padding-top:26px}.course-route h3{font-size:18px}}
.contribution-context{display:flex;align-items:baseline;justify-content:space-between;gap:20px;margin-top:25px}.contribution-context .section-footnote{margin:0}.contribution-context>.text-link{flex-shrink:0}.contribution-hub{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:25px 36px;padding:32px;background:var(--sand);border:1px solid var(--line);border-top:3px solid var(--accent);margin-bottom:45px}.contribution-hub h2{font-size:27px;margin:12px 0 10px}.contribution-hub p:not(.eyebrow){font-size:13px;color:var(--muted)}.contribution-actions{display:flex;flex-wrap:wrap;gap:10px}.contribution-actions .button{font-size:13px;padding:12px 16px}.contribution-hub-note{grid-column:1/-1;border-top:1px solid var(--line);padding-top:18px}.contribution-hub-note .text-link{font-size:13px}
@media(max-width:1050px){.contribution-hub{grid-template-columns:1fr}.contribution-actions{justify-content:flex-start}}
@media(max-width:780px){.contribution-context{flex-direction:column;gap:15px}.contribution-hub{padding:25px;margin-bottom:30px;gap:20px}.contribution-hub h2{font-size:24px}.contribution-actions .button{font-size:12px;padding:11px 13px}.contribution-hub-note .text-link{font-size:12px}}