@charset "UTF-8";
:root{--ink:#182d29;--muted:#6d7772;--green:#17694e;--accent:#c9e5a4;--paper:#f8f9f5;--line:#e0e5dc;--sidebar:#152725;--side-muted:#94a9a2;--sidebar-width:258px;font-family:Inter,"Segoe UI",Arial,sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none;scroll-behavior:smooth}
*{box-sizing:border-box}body{margin:0}a{color:inherit;text-decoration:none}button,input{font:inherit}button,a,input{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:default}button:focus-visible,a:focus-visible,input:focus-visible,canvas:focus-visible{outline:3px solid #65a677;outline-offset:4px}::selection{background:#d7ebbf}img,video{display:block;max-width:100%;height:auto}button{color:inherit}h1,h2,h3,p{margin-top:0}p{line-height:1.75}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}.skip-link{position:fixed;top:-100px;left:20px;background:white;padding:14px;z-index:100}.skip-link:focus{top:15px}.live-dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:#a9d487;flex-shrink:0}
.sidebar{position:fixed;left:0;top:0;bottom:0;width:var(--sidebar-width);background:var(--sidebar);color:#e4eae4;z-index:30;display:flex;flex-direction:column;overflow-y:auto;padding:31px 22px 20px;scrollbar-width:thin}.brand{display:flex;align-items:center;gap:12px;flex-shrink:0;font-size:19px;letter-spacing:-.7px}.brand b{font-weight:400;font-size:12px;letter-spacing:1px;color:#bbcec6}.brand small{font-size:7px;display:block;margin-top:6px;letter-spacing:1.8px;color:#8fa59b}.brand-mark{border:1px solid #597167;width:40px;height:43px;display:flex;align-items:center;justify-content:center;position:relative;font-size:31px;font-family:Georgia,serif;font-style:italic;color:#ddf0d2}.brand-mark span{position:absolute;font:9px monospace;bottom:3px;right:3px}.version-badge{margin:29px 0 22px;padding:10px 12px;border:1px solid #354942;border-radius:5px;font-size:11px;display:flex;align-items:center;gap:9px;color:#bfcec6}.version-badge b{margin-left:auto;font:10px monospace;background:#30463e;padding:3px 6px;border-radius:3px;color:#d9e8cd}.sidebar nav{flex:1}.nav-item{font-size:12px;display:flex;align-items:center;gap:11px;color:#b2c2bb;min-height:33px;padding:7px 13px;border-radius:4px;position:relative;margin:2px 0;line-height:1.4}.nav-item:hover{background:#233b33;color:#fff}.nav-item.active{background:#2d473b;color:#d6edbd}.nav-item.active:before{content:"";position:absolute;left:0;top:10px;bottom:10px;width:2px;background:#acd083;border-radius:2px}.nav-symbol{font-size:17px}.nav-group{margin-top:24px}.nav-group>p{margin:0 0 9px 13px;font-size:8px;letter-spacing:1.65px;color:#7e978c;font-weight:600}.sidebar-bottom{margin-top:34px;padding:18px 10px 0;border-top:1px solid #31463c;font-size:10px;color:#b2c3b8}.sidebar-bottom .live-dot{width:5px;height:5px;margin-right:7px}.sidebar-bottom small{display:block;font-size:8px;color:#7e978c;margin:9px 0 0 13px}.site-content{margin-left:var(--sidebar-width)}.topbar{height:78px;padding:0 42px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:20px;background:var(--paper)}.breadcrumbs{font-size:11px;display:flex;align-items:center;gap:13px;color:#858c85}.breadcrumbs>span:last-child{color:var(--ink)}.breadcrumbs a:hover{color:var(--green)}.topbar-actions{display:flex;align-items:center;gap:23px}.search-open{border:1px solid var(--line);border-radius:5px;background:transparent;display:flex;align-items:center;gap:9px;color:#7b847c;font-size:10px;min-width:219px;padding:9px 11px;text-align:left}.search-open>span{font-size:20px;line-height:12px}.search-open kbd{font-size:10px;margin-left:auto;background:#ecefe7;padding:1px 5px;border:1px solid #dce2d6;border-radius:3px}.official-link{font-size:10px;white-space:nowrap}.official-link span{margin-left:5px;color:#7a887a}.menu-toggle{display:none;border:1px solid var(--line);background:none;padding:8px 10px;border-radius:4px}.home-main{max-width:1360px;margin:auto;padding:0 46px}.hero{display:grid;grid-template-columns:1.08fr 1fr;align-items:center;min-height:483px;gap:12px;border-bottom:1px solid var(--line);padding:44px 0 38px}.eyebrow{font-size:8px;letter-spacing:1.6px;font-weight:600;color:var(--green);line-height:1.6}.eyebrow .live-dot{margin-right:7px;background:#589170;width:5px;height:5px}.hero h1{font-size:clamp(36px,3.6vw,59px);line-height:1.13;letter-spacing:-2.4px;font-weight:550;margin:23px 0}.hero h1 em{font-family:Georgia,"Times New Roman",serif;font-weight:400;color:#4e785a}.hero-lead{font-size:12px;color:var(--muted);max-width:360px;line-height:1.9;margin-bottom:25px}.hero-actions{display:flex;align-items:center;gap:13px}.button{display:inline-flex;align-items:center;justify-content:center;gap:14px;padding:13px 17px;font-size:10px;border-radius:4px;font-weight:500;white-space:nowrap}.primary{color:#fff;background:var(--green);box-shadow:0 3px 4px #143d2510}.primary:hover{background:#10573e}.secondary{border:1px solid #d8dfd1;background:transparent}.secondary:hover{background:#edf1e7}.hero-meta{display:flex;gap:25px;margin-top:34px;color:#82907e;font-size:8px}.hero-meta b{color:#485b46;margin-right:4px;font-weight:600;font-size:9px}.hero-art{margin:0;position:relative;align-self:stretch;display:flex;align-items:center;justify-content:center;background:radial-gradient(ellipse,#e1ead9 0,transparent 70%)}.hero-art img{width:100%;object-fit:contain;max-height:385px}.hero-art figcaption{position:absolute;bottom:7px;left:15px;right:10px;display:flex;align-items:center;gap:7px;font-size:7px;letter-spacing:1.3px;color:#74906d}.hero-art figcaption>span:last-child{margin-left:auto;font-size:15px}.hero-art figcaption .live-dot{width:4px;height:4px;background:#729f65}.art-label{position:absolute;top:8px;right:7px;font:7px/1.8 monospace;color:#809377;letter-spacing:1px}.art-label b{font-weight:400;font-size:6px;color:#a0ac96}.home-section{padding:37px 0}.section-heading{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:24px}.section-heading h2{font-size:24px;letter-spacing:-.8px;font-weight:500;margin:9px 0 0}.section-note{font:italic 11px Georgia,serif;color:#919a89;margin-bottom:4px}.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.card{border:1px solid var(--line);border-radius:6px;padding:22px 20px 18px;display:flex;flex-direction:column;background:#fbfcf8;transition:transform .16s,border-color .16s,box-shadow .16s}.card:hover{transform:translateY(-3px);border-color:#a4bea0;box-shadow:0 8px 20px #21462208}.card-icon{display:flex;align-items:center;justify-content:center;width:30px;height:30px;border:1px solid #dce5d3;color:#5c8259;background:#eff4e9;border-radius:6px;margin-bottom:19px;font-size:19px}.card-title{font-size:13px;font-weight:600;display:flex;align-items:center;justify-content:space-between;gap:8px;line-height:1.4}.card-title>span{font-weight:400;font-size:15px;color:#8d9b87}.card p{font-size:10px;color:var(--muted);line-height:1.8;margin:10px 0 20px}.card-link{font-size:8px;color:#5c7952;display:flex;gap:12px;margin-top:auto}.learning-path{background:#edf1e5;border:1px solid #e1e7d9;border-radius:6px;padding:30px;display:grid;grid-template-columns:1fr 1fr;gap:30px;margin:0 0 30px}.learning-path h2{font-weight:500;font-size:23px;letter-spacing:-.6px;line-height:1.3;margin:13px 0}.learning-path p{font-size:10px;color:#78846e;margin-bottom:15px}.text-link{font-size:9px;font-weight:600;color:#466d45;display:inline-flex;gap:20px}.learning-path ol{list-style:none;padding:0;margin:0}.learning-path li{display:flex;align-items:center;gap:17px;padding:17px 0;border-bottom:1px solid #dbe2d1}.learning-path li:first-child{padding-top:9px}.learning-path li:last-child{border:0;padding-bottom:0}.learning-path li>span{font:12px Georgia,serif;color:#849979;border:1px solid #d4deca;width:31px;height:31px;display:flex;align-items:center;justify-content:center;border-radius:50%}.learning-path li strong{display:block;font-size:11px;font-weight:500}.learning-path li small{display:block;font-size:9px;color:#84907d;margin-top:5px}.learning-path li a:hover strong{text-decoration:underline}.project-strip{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:25px 0;display:flex;align-items:center;gap:16px}.strip-icon{font-size:23px;color:#73886c}.project-strip strong{font-size:11px;font-weight:500}.project-strip p{font-size:9px;color:#8c9585;margin:5px 0 0}.project-strip>a{font-size:9px;margin-left:auto;color:#5b7751}footer{display:flex;align-items:center;justify-content:space-between;font-size:8px;color:#929a8c;gap:12px;padding:25px 46px;max-width:1452px;margin:auto}footer>a:first-child{color:#62735d;font-size:10px}footer b{font-weight:400;font-size:8px;letter-spacing:.8px;margin-left:3px}
.doc-main{padding:42px 46px 20px;max-width:1290px;margin:auto}.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 180px;gap:55px}.article-header{padding-bottom:28px;border-bottom:1px solid var(--line);margin-bottom:30px}.article-header h1{font-size:36px;letter-spacing:-1.3px;line-height:1.2;margin:16px 0 20px;font-weight:550}.article-header>p{font-size:15px;line-height:1.85;color:var(--muted);margin-bottom:22px}.article-meta{font-size:8px;letter-spacing:1.3px;color:#879181;display:flex;gap:15px}.article-body{font-size:14px;color:#42534b;line-height:1.9}.article-body section{scroll-margin-top:24px;margin-bottom:35px}.article-body h2{font-size:23px;font-weight:550;letter-spacing:-.5px;color:var(--ink);line-height:1.3;margin:0 0 19px}.article-body p{margin-bottom:18px}.article-body ul,.article-body ol{padding-left:23px;margin-bottom:22px}.article-body li{padding-left:4px;margin-bottom:9px}.article-body strong{font-weight:600;color:#283f32}.article-body a{color:var(--green);text-decoration:underline;text-underline-offset:3px}.article-body code{font:12px/1.8 "Cascadia Code",Consolas,monospace;padding:2px 5px;background:#eaf0e3;color:#345e3e;border-radius:3px;overflow-wrap:anywhere}.article-body pre{position:relative;white-space:pre;overflow-x:auto;padding:24px 20px;margin:20px 0;background:#192e28;color:#d7e7d0;border-radius:6px;font-size:12px}.article-body pre code{background:none;padding:0;color:inherit;overflow-wrap:normal}.copy-code{display:block;margin-left:auto;background:#29443a;color:#d6e3cd;border:1px solid #52684f;border-radius:3px;padding:4px 8px;font-size:9px;margin-bottom:15px}.callout{border-left:3px solid #85a56d;background:#edf2e7;padding:20px 22px;margin:25px 0;border-radius:0 5px 5px 0}.callout>strong{font-size:13px}.callout p{font-size:13px;margin:8px 0 0}.article-body figure{margin:23px 0}.article-body figure img,.article-body video{border-radius:6px;border:1px solid var(--line);width:100%}.article-body figcaption{font-size:11px;color:#7b8973;line-height:1.7;margin-top:11px}.toc{position:sticky;top:35px;align-self:start;padding-top:8px}.toc>p{font-size:8px;letter-spacing:1.2px;color:#8b9784;margin-bottom:20px}.toc>a{display:block;border-left:1px solid #dce2d5;padding:8px 0 8px 14px;font-size:11px;line-height:1.7;color:#75816d}.toc>a:hover{color:var(--green);border-color:var(--green)}.toc-note{margin-top:40px;background:#edf1e6;border-radius:5px;padding:20px 16px}.toc-note>span{font-size:6px;letter-spacing:1px;color:#859578}.toc-note p{font:italic 18px/1.5 Georgia,serif;color:#59714b;margin:15px 0}.toc-note a{font-size:9px;color:#4b6d40}.page-turn{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:40px 0 20px}.page-turn a{border:1px solid var(--line);border-radius:5px;padding:17px;background:#fbfcf8}.page-turn a:last-child{text-align:right}.page-turn a:hover{border-color:#99b28c}.page-turn small{font-size:8px;letter-spacing:.8px;color:#85917d;display:block;margin-bottom:9px}.page-turn strong{font-size:12px;font-weight:500}.back-home{font-size:11px;color:var(--green)}
.scene-demo{background:#182e28;border-radius:7px;overflow:hidden;margin:22px 0;color:#d0e3c2}.scene-caption{display:flex;justify-content:space-between;gap:10px;font:8px/1.4 monospace;letter-spacing:1px;padding:16px 18px;border-bottom:1px solid #354b3c;color:#9ab18c}.scene-caption .live-dot{width:4px;height:4px;margin-right:6px}.scene-demo canvas{display:block;width:100%;height:auto}.scene-controls{display:flex;align-items:center;gap:9px;padding:14px;border-top:1px solid #354b3c;flex-wrap:wrap}.scene-controls button{font-size:10px;color:#c8debb;background:#284438;border:1px solid #58724b;padding:7px 11px;border-radius:4px}.scene-controls button[aria-pressed=true]{background:#bdd39e;color:#243b2c}.scene-controls label{font-size:10px;display:flex;align-items:center;gap:8px;margin-left:auto}.scene-controls input{width:90px;accent-color:#b7d195}.scene-controls output{font:10px monospace;min-width:42px}.scene-demo noscript p{padding:0 18px;color:#d2e4c6}.scene-demo noscript a{color:#cbe3b4}
.search-dialog{border:1px solid var(--line);border-radius:9px;width:610px;max-width:calc(100% - 28px);padding:0;color:var(--ink);background:var(--paper);box-shadow:0 20px 100px #0b221b33;max-height:80vh;overflow:auto}.search-dialog::backdrop{background:#11251c99;backdrop-filter:blur(3px)}.search-heading{display:flex;align-items:center;justify-content:space-between;padding:20px 22px 14px}.search-heading h2{font-size:16px;margin:0;font-weight:500}.search-close{background:none;border:0;font-size:16px;padding:5px}.search-dialog input{display:block;margin:0 22px;width:calc(100% - 44px);border:1px solid #c8d5c0;background:white;border-radius:5px;padding:13px;color:var(--ink);font-size:13px}.search-status{font-size:11px;color:var(--muted);margin:16px 22px 9px}.search-results{padding:0 12px 12px}.search-results a{display:block;padding:13px 12px;border-radius:5px}.search-results a:hover,.search-results a:focus{background:#e8f0df}.search-results strong{font-size:13px;display:block;font-weight:550}.search-results small{font-size:9px;display:block;color:#7a8d70;margin-top:6px}.search-help{display:flex;justify-content:space-between;gap:10px;font-size:9px;color:#829077;border-top:1px solid var(--line);padding:14px 22px}
@media(min-width:1600px){:root{--sidebar-width:280px}.sidebar{padding-left:25px;padding-right:25px}.hero h1{font-size:62px}.hero-lead{font-size:14px;max-width:400px}.button{font-size:12px}.hero{min-height:560px}.hero-art img{max-height:460px}.card-title{font-size:15px}.card p{font-size:12px}.card-link{font-size:10px}.nav-item{font-size:13px;min-height:36px}.nav-group>p{font-size:9px}.eyebrow{font-size:9px}}
@media(max-width:1150px){:root{--sidebar-width:226px}.sidebar{padding-left:15px;padding-right:15px}.brand{font-size:17px;gap:9px}.brand b{font-size:10px}.topbar{padding:0 28px}.home-main{padding:0 28px}.hero{gap:0;min-height:450px}.hero-actions{gap:8px}.button{padding:12px;font-size:9px;gap:8px}.hero h1{font-size:43px}.hero-meta{gap:14px}.hero-art img{max-height:330px}.cards{gap:10px}.card{padding:18px 15px}.card-title{font-size:12px}.article-layout{grid-template-columns:minmax(0,1fr) 150px;gap:28px}.doc-main{padding:35px 28px}.article-header h1{font-size:32px}footer{padding:25px 28px}.official-link{display:none}.learning-path{padding:24px;gap:20px}}
@media(max-width:900px){.hero{grid-template-columns:1fr .8fr}.hero h1{font-size:36px;letter-spacing:-1.8px}.hero-actions{align-items:flex-start;flex-direction:column}.hero-meta{gap:10px;margin-top:22px}.hero-art figcaption{font-size:5px;left:0;letter-spacing:.6px}.hero-art img{max-height:300px}.cards{grid-template-columns:repeat(2,minmax(0,1fr))}.article-layout{display:block}.toc{display:none}.article-header h1{font-size:32px}.topbar{gap:10px}.search-open{min-width:0}.search-open kbd{display:none}.breadcrumbs{font-size:10px;gap:8px}.learning-path{grid-template-columns:1fr;gap:20px}}
@media(max-width:700px){:root{--sidebar-width:258px}.sidebar{transform:translateX(-100%);transition:transform .2s;box-shadow:8px 0 30px #12231c20;top:64px;padding-top:22px}.sidebar.is-open{transform:translateX(0)}.site-content{margin-left:0}.topbar{height:64px;padding:0 20px;position:relative;z-index:40;background:var(--paper)}.topbar-actions{gap:10px}.menu-toggle{display:block;font-size:11px}.search-open{font-size:0;border:0;padding:8px 4px}.search-open>span{font-size:24px;line-height:20px}.breadcrumbs{font-size:10px;max-width:210px;white-space:nowrap;overflow:hidden}.breadcrumbs>span:last-child{overflow:hidden;text-overflow:ellipsis}.home-main{padding:0 22px}.hero{padding:33px 0 25px;grid-template-columns:1fr;gap:10px}.hero h1{font-size:47px;letter-spacing:-2px;margin:19px 0}.eyebrow{font-size:7px;letter-spacing:1.25px}.hero-lead{font-size:13px;max-width:380px}.hero-actions{flex-direction:row;gap:10px}.button{font-size:10px;padding:13px 15px}.hero-meta{font-size:8px;gap:22px;margin-top:25px}.hero-art{max-height:350px;min-height:280px}.hero-art img{max-height:350px;width:360px}.hero-art figcaption{font-size:6px;left:12px;bottom:7px}.art-label{top:16px;font-size:6px}.home-section{padding:30px 0}.section-heading h2{font-size:23px}.section-note{display:none}.cards{gap:11px}.card{padding:18px 15px}.card-icon{margin-bottom:16px}.card-title{font-size:12px}.card p{font-size:10px}.learning-path{padding:25px}.project-strip{gap:10px;padding:22px 0}.project-strip p{font-size:8px}.project-strip>a{font-size:8px}.strip-icon{display:none}.project-strip strong{font-size:10px}footer{padding:23px 22px;flex-wrap:wrap;font-size:7px}footer>span{display:none}.doc-main{padding:30px 22px}.article-header h1{font-size:33px}.article-header>p{font-size:14px}.article-body{font-size:14px}.article-body h2{font-size:22px}.page-turn{gap:8px}.page-turn a{padding:13px}.scene-caption{font-size:6px;padding:13px 10px}.scene-controls{padding:10px;gap:7px}.scene-controls label{width:100%;margin:8px 0 0}.scene-controls input{flex:1}.search-help>span{display:none}}
@media(max-width:360px){.hero h1{font-size:40px}.hero-actions{flex-wrap:wrap}.cards{grid-template-columns:1fr}.project-strip{flex-wrap:wrap}.project-strip>a{margin-left:0}.hero-meta{gap:14px}.topbar{padding:0 14px}.home-main,.doc-main{padding-left:16px;padding-right:16px}}
@media(prefers-reduced-motion:reduce){:root{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}.card:hover{transform:none}}
body:not(.js) .search-open,body:not(.js) .menu-toggle,body:not(.js) .scene-controls{display:none}
@media(max-width:700px){body:not(.js) .sidebar{position:static;transform:none;width:100%;box-shadow:none;max-height:none}body:not(.js) .sidebar nav{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}body:not(.js) .sidebar nav>.nav-item{grid-column:1/-1}body:not(.js) .sidebar-bottom{display:none}}