@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;450;500;550;600;650;700&family=IBM+Plex+Mono:wght@400;450;500&display=swap');
:root{--paper:#f5f3ec;--ink:#232820;--muted:#66695f;--line:#d9d9ce;--accent:#c84d2d;--dark:#222b25;--mono:'IBM Plex Mono',monospace;--sans:'DM Sans',sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:36px}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.65;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button{font:inherit}button,a{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible{outline:2px solid var(--accent);outline-offset:6px}a:hover{color:var(--accent)}.wrap{max-width:1240px;width:calc(100% - 112px);margin:0 auto}.site-header{height:106px;display:flex;align-items:center;gap:38px;border-bottom:1px solid var(--line)}.wordmark{display:inline-flex;gap:10px;align-items:center;font-size:25px;font-weight:650;letter-spacing:-1px;line-height:1}.psi-symbol{font-family:Georgia,serif;font-size:43px;font-weight:400;color:var(--accent);position:relative;top:-3px}.site-header nav{display:flex;gap:30px;margin:auto;font-size:13px}.github-link{font-size:13px;border:1px solid var(--line);padding:8px 15px;display:flex;gap:22px}.hero{display:grid;grid-template-columns:1.1fr 1fr;gap:55px;padding-top:76px;padding-bottom:79px;align-items:center}.eyebrow{font:11px/1.6 var(--mono);letter-spacing:1.25px;text-transform:uppercase;margin:0 0 23px}.hero .eyebrow{display:flex;gap:9px;align-items:center;font-size:10px;letter-spacing:1px;white-space:nowrap}.status-dot,.tiny-dot{width:6px;height:6px;border-radius:50%;background:var(--accent);display:inline-block;flex-shrink:0}h1{font-size:clamp(54px,5.6vw,82px);font-weight:500;line-height:1.06;letter-spacing:-4.5px;margin:0 0 28px}em{font-style:normal;color:var(--accent)}.hero-description{color:var(--muted);max-width:400px;font-size:16px;line-height:1.7;margin-bottom:28px}.hero-actions{display:flex;align-items:center;gap:25px}.button{display:inline-flex;justify-content:space-between;align-items:center;gap:30px;padding:13px 19px;font-size:13px;font-weight:550;transition:background .15s}.primary{background:var(--accent);color:#fff}.primary:hover{background:#a83e24;color:#fff}.text-link{font-size:13px;display:inline-flex;align-items:center;gap:20px;border-bottom:1px solid currentColor;padding-bottom:4px}.hero-footnote{font:10px var(--mono);color:var(--muted);margin-top:23px}.hero-visual{position:relative;height:469px;overflow:hidden;background:#ecece2;border:1px solid #d9dace;background-image:radial-gradient(#b8bdb0 .7px,transparent .7px);background-size:17px 17px;display:flex;align-items:center;justify-content:center}.diagram-top,.diagram-bottom{position:absolute;left:24px;right:24px;display:flex;justify-content:space-between;font:9px var(--mono);letter-spacing:.4px;color:#72776a}.diagram-top{top:25px}.diagram-bottom{bottom:23px;line-height:1.7}.diagram-bottom .tiny-dot{width:5px;height:5px;margin-right:7px}.orbit{position:absolute;border:1px solid #b8bfaf;border-radius:50%;width:306px;height:306px}.orbit-two{width:204px;height:204px}.orbit-one:before,.orbit-two:after{content:'';position:absolute;width:7px;height:7px;background:var(--accent);border:4px solid #ecece2;box-sizing:content-box;border-radius:50%;left:30px;top:44px}.orbit-two:after{left:auto;top:auto;right:11px;bottom:27px;background:#737f67}.core-symbol{font:190px Georgia,serif;color:var(--accent);line-height:1;margin-top:-30px;z-index:1}.diagram-label{position:absolute;font:9px var(--mono);background:#ecece2;padding:3px 7px;z-index:2}.label-c{top:90px;right:41px}.label-lua{bottom:135px;left:18px}.platform-strip{border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.platform-strip .wrap{display:flex;align-items:center;justify-content:space-between;gap:19px;min-height:81px;font-size:14px;font-weight:500;flex-wrap:wrap}.strip-label,.strip-more{font:9px var(--mono);color:var(--muted)}.intro-section{padding-top:105px;padding-bottom:97px;display:grid;grid-template-columns:1fr 1fr;column-gap:90px}.intro-section>.eyebrow{grid-column:1/-1;margin-bottom:29px}h2{font-size:45px;line-height:1.15;letter-spacing:-1.9px;font-weight:500;margin:0 0 25px}.intro-body p{font-size:15px;color:var(--muted);margin:0 0 18px}.intro-body .text-link{margin-top:7px}.principles{grid-column:1/-1;display:grid;grid-template-columns:repeat(3,1fr);gap:45px;margin-top:65px;padding-top:30px;border-top:1px solid var(--line)}.principle-number{font:10px var(--mono);color:var(--accent)}h3{font-weight:500;font-size:20px;letter-spacing:-.6px;margin:17px 0 11px}.principles p{font-size:13px;color:var(--muted);line-height:1.8;max-width:305px;margin:0}.portability-section{background:var(--dark);color:#f2f2e9;padding:88px 0}.portability-inner{display:grid;grid-template-columns:1.1fr 1fr;gap:100px}.portability-inner .eyebrow{color:#aeb7a9}.portability-inner em{color:#dd9475}.portability-inner>div>p:not(.eyebrow){color:#b5bdb0;max-width:410px;font-size:14px;line-height:1.9;margin-bottom:25px}.portability-inner .text-link{color:#e5d6bd}.compatibility-head{display:flex;justify-content:space-between;font:9px var(--mono);color:#a4b09d;border-bottom:1px solid #465044;padding-bottom:20px}.compatibility ul{list-style:none;margin:0;padding:0}.compatibility li{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid #465044;padding:15px 0;font-size:17px;letter-spacing:-.4px}.supported{font:10px var(--mono);color:#bdc7ad;display:flex;align-items:center;gap:30px}.compatibility>p{font:10px/1.9 var(--mono)!important;color:#a4b09d!important;margin-top:18px}.extend-section{padding-top:102px;padding-bottom:102px;display:grid;grid-template-columns:1fr 1.25fr;gap:85px;align-items:center}.extend-copy>p:not(.eyebrow){font-size:14px;color:var(--muted);margin-bottom:17px}.extend-copy .text-link{margin-top:9px}.code-window{border:1px solid #d3d4c8;min-width:0;background:#ebece3;box-shadow:9px 9px 0 #e3e3d9}.code-heading{padding:17px 18px;font:9px var(--mono);border-bottom:1px solid #d3d4c8;display:flex;align-items:center;gap:9px}.code-heading>span:last-child{margin-left:auto;color:var(--muted)}.file-dot{width:6px;height:6px;background:#a1ab95;border-radius:50%}pre{margin:0;white-space:pre;overflow:auto}code{font-family:var(--mono)}.code-window pre{padding:28px 21px 30px;font:11px/2 var(--mono);color:#3a4336}.syntax-comment{color:#797f6e}.syntax-keyword{color:#a04130}.syntax-string{color:#5a7045}.code-footer{border-top:1px solid #d3d4c8;padding:17px 20px;font:10px var(--mono);display:flex;gap:20px}.code-footer span:last-child{color:var(--muted)}.start-section{background:#eae9df;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:78px 0}.start-inner{display:grid;grid-template-columns:1fr 1.25fr;gap:85px;align-items:center}.start-inner>div>p:not(.eyebrow){font-size:14px;color:var(--muted);margin:0}.install-panel{align-self:center;min-width:0}.install-tabs{display:flex;border-bottom:1px solid #bfc2b3;gap:25px}.install-tabs button{border:0;background:transparent;padding:14px 0;font-size:12px;color:var(--muted);cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-1px}.install-tabs button[aria-selected=true]{color:var(--ink);border-bottom-color:var(--accent)}.install-content{padding-top:25px}.install-content[hidden]{display:none}.command-row{position:relative;background:var(--paper);border:1px solid var(--line);padding:20px 72px 20px 17px;font-size:11px;min-height:64px;overflow:auto}.command-row pre{font-size:11px;line-height:1.9}.copy-button{position:absolute;right:12px;top:18px;border:0;background:transparent;color:var(--muted);font:10px var(--mono);cursor:pointer;white-space:nowrap}.copy-button:hover{color:var(--accent)}.install-content>p{font-size:11px;color:var(--muted);margin:15px 0}.install-content a,.install-note a{text-decoration:underline;text-underline-offset:3px}.install-note{margin-top:22px;padding-top:16px;border-top:1px solid var(--line);font-size:10px;line-height:1.9;color:var(--muted)}.install-note a{display:block}.closing{padding-top:84px;padding-bottom:85px;display:flex;align-items:center;justify-content:space-between}.closing p{font-size:43px;line-height:1.2;letter-spacing:-1.5px;margin:0}.site-footer{border-top:1px solid var(--line);padding:29px 0 35px;display:flex;align-items:center;gap:25px;font-size:11px}.site-footer .wordmark{font-size:19px}.site-footer .psi-symbol{font-size:32px}.site-footer p,.site-footer>span{color:var(--muted)}.site-footer>div{display:flex;gap:23px;margin-left:auto}.site-footer>span{font:9px var(--mono);margin-left:18px}.skip-link{position:absolute;left:20px;top:-100px;background:var(--ink);color:white;padding:10px;z-index:10}.skip-link:focus{top:12px}.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:1450px){.hero{padding-top:95px;padding-bottom:95px;gap:95px}.hero-visual{height:510px}}
@media(max-width:1050px){.wrap{width:calc(100% - 64px)}.hero{gap:30px}h1{font-size:62px;letter-spacing:-3px}.hero-visual{height:410px}.hero .eyebrow{font-size:8px}.hero-actions{gap:18px}.intro-section{column-gap:45px}.portability-inner,.extend-section,.start-inner{gap:45px}.code-window pre{font-size:10px}.site-footer{flex-wrap:wrap}.site-footer>span{margin-left:0}h2{font-size:39px}.strip-more{display:none}}
@media(max-width:760px){.wrap{width:calc(100% - 40px)}.site-header{height:83px;gap:15px}.site-header nav{margin-left:auto;margin-right:0;gap:18px;font-size:11px}.site-header nav>a:first-child{display:none}.github-link{padding:6px 10px;font-size:11px;gap:10px}.hero{grid-template-columns:1fr;padding-top:46px;padding-bottom:38px;gap:38px}h1{font-size:68px;letter-spacing:-3.5px}.hero .eyebrow{font-size:9px}.hero-description{font-size:15px;max-width:380px}.hero-visual{height:330px}.orbit-one{width:255px;height:255px}.orbit-two{width:165px;height:165px}.core-symbol{font-size:155px}.label-c{top:65px;right:55px}.label-lua{bottom:75px;left:30px}.diagram-top,.diagram-bottom{left:20px;right:20px;font-size:8px}.platform-strip .wrap{min-height:105px;padding:18px 0;gap:13px 22px;justify-content:flex-start;font-size:12px}.strip-label{flex-basis:100%;font-size:8px}.intro-section{padding-top:60px;padding-bottom:60px;grid-template-columns:1fr;gap:8px}.intro-body{max-width:520px}.principles{grid-template-columns:1fr;gap:27px;margin-top:33px;padding-top:25px}.principles article{display:grid;grid-template-columns:35px 1fr;column-gap:10px}.principle-number{padding-top:6px}.principles h3{margin:0 0 7px;font-size:21px}.principles p{grid-column:2;max-width:450px;font-size:14px}.portability-section{padding:60px 0}.portability-inner,.extend-section,.start-inner{grid-template-columns:1fr;gap:35px}.compatibility{margin-top:8px}.extend-section{padding-top:60px;padding-bottom:65px}.code-window pre{font-size:10px;padding:22px 15px}.code-heading{padding:14px 12px;font-size:8px}.code-footer{font-size:9px;padding:15px}.start-section{padding:55px 0}.start-inner{gap:24px}h2{font-size:39px}.closing{padding-top:55px;padding-bottom:55px;align-items:flex-start;gap:28px;flex-direction:column}.closing p{font-size:36px}.site-footer{padding:25px 0;gap:15px}.site-footer>div{margin-left:0;flex-basis:100%;gap:25px}.site-footer>span{font-size:9px}.hero-footnote{font-size:9px}.command-row{font-size:10px;padding-left:12px}.command-row pre{font-size:10px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
.demo-section{padding:75px 0 0}.demo-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:35px;margin-bottom:28px}.demo-heading .eyebrow{margin-bottom:15px}.demo-heading h2{margin-bottom:0}.demo-heading>p{font-size:12px;color:var(--muted);line-height:1.9;margin:0 0 3px}.demo-heading>p>span{font:10px var(--mono)}.recording-frame{border:1px solid #333b32;background:#101318;box-shadow:9px 9px 0 #e5e5da}.recording-top{display:flex;justify-content:space-between;padding:14px 19px;font:9px var(--mono);color:#acb7a6;border-bottom:1px solid #384035;background:var(--dark)}.recording-top>span:first-child{display:flex;gap:9px;align-items:center}.recording-dot{width:6px;height:6px;background:#d88e6e;border-radius:50%}.recording-poster{position:relative;display:block;width:100%;border:0;background:#101318;padding:0;cursor:pointer;text-align:left}.recording-poster img{display:block;width:100%;height:auto}.play-recording{position:absolute;inset:0;margin:auto;display:flex;align-items:center;justify-content:center;gap:14px;width:200px;height:57px;background:var(--paper);color:var(--ink);box-shadow:0 3px 35px #0007;font-size:13px}.play-recording>span{color:var(--accent);font-size:17px}.recording-poster:hover .play-recording{background:white}.recording-caption{display:flex;justify-content:space-between;gap:20px;margin-top:18px;font:9px/1.8 var(--mono);color:var(--muted)}.recording-caption p{margin:0}.recording-caption a{white-space:nowrap;text-decoration:underline;text-underline-offset:3px}#terminal-demo{min-width:0;overflow:hidden}#terminal-demo .ap-wrapper{width:100%!important}
@media(max-width:760px){.demo-section{padding-top:48px}.demo-heading{display:block;margin-bottom:22px}.demo-heading>p{margin-top:19px}.recording-top{font-size:8px;padding:12px}.recording-caption{display:block;font-size:8px}.recording-caption a{display:inline-block;margin-top:8px}.play-recording{height:42px;width:165px;font-size:11px}.recording-frame{box-shadow:5px 5px 0 #e5e5da}}
.recording-caption>div{display:flex;gap:23px}
.gallery-section{padding-top:80px}.gallery-tabs{margin-top:30px}.gallery-tabs button{padding:16px 1px}.gallery-section figure{margin:24px 0 0}.gallery-image{display:flex;align-items:center;justify-content:center;background:#111414;aspect-ratio:16/10;border:1px solid #343a31;overflow:hidden}.gallery-image img{max-width:100%;max-height:100%;width:100%;height:100%;object-fit:contain;display:block}.gallery-section figcaption{display:flex;justify-content:space-between;align-items:flex-start;gap:30px;padding-top:20px}.gallery-section figcaption strong{font-size:15px;font-weight:500;letter-spacing:-.2px}.gallery-section figcaption p{font-size:12px;margin:5px 0 0;color:var(--muted)}.gallery-section figcaption>a{font:10px var(--mono);white-space:nowrap;margin-top:5px;text-decoration:underline;text-underline-offset:4px}
@media(max-width:760px){.gallery-section{padding-top:50px}.gallery-tabs{gap:23px;margin-top:19px}.gallery-tabs button{font-size:11px}.gallery-section figure{margin-top:18px}.gallery-section figcaption{display:block;padding-top:14px}.gallery-section figcaption strong{font-size:14px}.gallery-section figcaption p{font-size:11px}.gallery-section figcaption>a{display:inline-block;margin-top:11px;font-size:9px}}
@media(max-width:760px){h1{font-size:clamp(40px,12vw,68px);letter-spacing:-2.5px}}
@media(max-width:360px){.site-header nav{gap:12px}.site-header nav>a:nth-child(2){display:none}.hero-actions{gap:16px}.hero-actions .text-link{font-size:12px;gap:9px}}