@font-face{font-family:InterVariable;src:url('/fonts/InterVariable.woff2') format('woff2');font-weight:100 900;font-display:swap}
@font-face{font-family:InterVariable;src:url('/fonts/InterVariable-Italic.woff2') format('woff2');font-weight:100 900;font-style:italic;font-display:swap}

/* Foundations */
:root{color-scheme:light;--paper:var(--brand-paper);--ink:var(--brand-ink);--muted:var(--brand-muted);--green:var(--brand-forest);--line:var(--brand-line);--surface:var(--brand-surface);--veil:#f4f0e5d9;--radius:18px;--shadow:0 18px 50px #1f31241f;font-family:var(--brand-font);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{font:inherit;cursor:pointer}
button,a,summary{-webkit-tap-highlight-color:transparent;touch-action:manipulation}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid var(--brand-focus);outline-offset:4px}
button[hidden],[hidden]{display:none!important}
img{max-width:100%}
.wrap{width:min(1180px,calc(100% - 80px));margin-inline:auto}
.eyebrow{text-transform:uppercase;letter-spacing:2px;font-size:11px;font-weight:600;line-height:1.6;margin:0 0 20px}
.dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--green);vertical-align:middle;margin-right:9px}
.button{display:inline-flex;align-items:center;justify-content:center;gap:11px;min-height:50px;padding:14px 22px;border-radius:10px;border:0;font-size:14px;font-weight:500;transition:background .18s,box-shadow .18s,transform .18s}
.primary{color:var(--brand-on-forest);background:var(--green);box-shadow:0 3px 6px #263f3218}
.primary:hover{background:var(--brand-forest-hover);box-shadow:0 8px 20px #263f3230}
.text-link{font-size:14px;font-weight:500;display:inline-flex;gap:14px;align-items:center;min-height:44px}
.text-link:hover{color:var(--brand-forest-hover)}
.release-note{font-size:11px;line-height:1.6;color:var(--muted);margin:14px 0 0}
.skip{position:absolute;left:16px;top:-100px;padding:12px;background:var(--paper);z-index:40;border-radius:8px}
.skip:focus{top:16px}

/* The world, full height, before anything else on the page */
.hero{position:relative;height:100dvh;min-height:560px;overflow:hidden;background:#aec09a;isolation:isolate}
.hero-stage{position:absolute;inset:0;opacity:0;transition:opacity .9s ease}
.hero-stage canvas{display:block;width:100%;height:100%;touch-action:pan-y!important}
.hero-stage .pixi-applet-stage,.hero-stage .pixi-selected-item{display:none}
.hero-poster{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:opacity 1s ease}
.hero-sky{position:absolute;inset:0;pointer-events:none;background:linear-gradient(#f2efe2f2,#f2efe2a6 90px,#f2efe200 260px),linear-gradient(#f1efe200 62%,#f1efe2a8 87%,#f1efe2 100%)}
.hero[data-world=ready] .hero-stage{opacity:1}
.hero[data-world=ready] .hero-poster{opacity:0}
.hero:not([data-world=ready]) .hero-chips,.hero:not([data-world=ready]) .hero-caption,.hero:not([data-world=ready]) .hero-labels{display:none}

.header{position:absolute;inset:0 0 auto;z-index:12;display:flex;align-items:center;justify-content:space-between;gap:20px;height:92px;width:min(1180px,calc(100% - 80px));margin-inline:auto}
.brand{min-height:44px;font-size:23px;font-weight:600;letter-spacing:-1px;display:inline-flex;align-items:center;gap:10px}
.header nav{display:flex;align-items:center;gap:30px;font-size:14px;font-weight:500}
.header nav>a{padding:13px 0}
.header nav .nav-download{border:1px solid #b6c2ae;border-radius:10px;padding:11px 17px;background:#fbf9f0b8}
.header nav .nav-download:hover{background:#fbf9f0}
.nav-download span{margin-left:12px}
.nav-community{display:inline-flex;align-items:center;gap:2px;margin-inline:2px -8px}
.nav-community a{width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;border-radius:10px}
.nav-community svg{width:18px;height:18px;display:block;fill:currentColor}
.nav-community a:hover{background:#fbf9f0b8;color:var(--brand-forest-hover)}
.header a:hover{color:var(--brand-forest-hover)}

.hero-copy{position:absolute;z-index:10;left:max(40px,calc(50vw - 590px));top:min(21vh,180px);width:min(500px,calc(100% - 80px));padding:30px 32px 32px;border-radius:24px;background:var(--veil);backdrop-filter:blur(18px);box-shadow:var(--shadow);transition:opacity .45s ease,transform .45s ease}
.hero-copy h1{font-size:clamp(38px,4.6vw,60px);line-height:1.04;font-weight:500;letter-spacing:-2.6px;margin:0 0 18px}
.hero-copy h1 span{font-style:italic;color:var(--green);letter-spacing:-2px}
.hero-lede{font-size:15px;line-height:1.75;color:var(--muted);margin:0 0 24px}
.actions{display:flex;align-items:center;gap:22px;flex-wrap:wrap}
.hero[data-level=building] .hero-copy{opacity:0;transform:translateY(-14px);pointer-events:none}

/* Labels ride the camera; the chips below are the keyboard path to the same places */
.hero-labels{position:absolute;inset:0;z-index:8;pointer-events:none}
.world-label{position:absolute;top:0;left:0;translate:-50% 0;pointer-events:auto;border:0;border-radius:99px;padding:6px 12px;font-size:11px;font-weight:500;letter-spacing:.2px;white-space:nowrap;color:var(--ink);background:#fbf9f0d9;box-shadow:0 2px 8px #24382b26;transition:background .16s,color .16s}
.world-label[data-kind=building]{font-size:12px;letter-spacing:1.4px;text-transform:uppercase;padding:8px 15px}
.world-label:hover{background:var(--green);color:var(--brand-on-forest)}
.world-label.is-open{background:var(--green);color:var(--brand-on-forest);box-shadow:0 0 0 4px #315f4826}

.hero-guide{position:absolute;z-index:10;inset:auto 0 0;padding:0 40px 26px;text-align:center}
.hero-caption{font-size:13px;line-height:1.6;color:var(--muted);margin:0 0 14px}
.hero-chips{display:flex;justify-content:center;gap:7px;flex-wrap:wrap}
.hero-chip{min-height:38px;padding:9px 15px;border:1px solid #c3cdba;border-radius:99px;background:#fbf9f0cc;color:var(--ink);font-size:12.5px;font-weight:500;transition:background .16s,color .16s,border-color .16s}
.hero-chip:hover{background:var(--green);border-color:var(--green);color:var(--brand-on-forest)}
.hero-chip[aria-pressed=true],.hero-chip-back{background:var(--green);border-color:var(--green);color:var(--brand-on-forest)}
.hero-chip-back:hover{background:var(--brand-forest-hover)}
.hero-status{font-size:11px;color:var(--muted);margin:13px 0 0;min-height:16px}
.hero-status:empty{display:none}
.hero-scroll{position:absolute;z-index:10;right:40px;bottom:26px;display:inline-flex;align-items:center;gap:10px;min-height:44px;font-size:11px;letter-spacing:1.6px;text-transform:uppercase;color:var(--muted)}
.hero-scroll:hover{color:var(--green)}

/* An Applet introduces itself. Nothing in this card does the Applet's work. */
.applet-card{position:absolute;z-index:14;right:max(40px,calc(50vw - 590px));top:50%;translate:0 -50%;width:min(370px,calc(100% - 80px));padding:28px 30px 26px;border-radius:24px;background:#faf8efeb;backdrop-filter:blur(18px);box-shadow:var(--shadow)}
.card-close{position:absolute;top:14px;right:14px;width:34px;height:34px;border:0;border-radius:50%;background:#e7ebdd;color:var(--muted);font-size:19px;line-height:1}
.card-close:hover{background:var(--green);color:var(--brand-on-forest)}
.card-region{text-transform:uppercase;letter-spacing:2px;font-size:10px;font-weight:600;color:var(--green);margin:0 0 10px}
.card-title{font-size:27px;font-weight:500;letter-spacing:-1.1px;margin:0 0 14px}
.card-copy{font-size:14px;line-height:1.75;color:var(--ink);margin:0 0 14px}
.card-note{font-size:13px;line-height:1.7;color:var(--muted);margin:0 0 22px;padding-top:14px;border-top:1px solid var(--line)}
.applet-card .button{width:100%}
.card-small{font-size:11px;line-height:1.6;color:var(--muted);margin:14px 0 0}

/* Below the world */
main{position:relative;background:var(--paper)}
.inside{text-align:center;padding:118px 0 104px}
.inside h2,.companion-copy h2,.principles h2,.download-section h2{font-size:clamp(32px,3.4vw,44px);line-height:1.12;letter-spacing:-1.8px;font-weight:500;margin:0 0 20px}
.section-lede{color:var(--muted);font-size:16px;line-height:1.8;margin:0 auto;max-width:56ch}
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:46px;margin-top:62px;text-align:left}
.feature-grid article{padding-top:24px;border-top:1px solid #c9d0bf}
.feature-number{font-size:10px;letter-spacing:1.4px;text-transform:uppercase;color:#5e7450}
.feature-grid h3{font-size:20px;font-weight:500;letter-spacing:-.5px;margin:18px 0 13px}
.feature-grid p,.companion-copy>p:not(.eyebrow),.principle-list p{font-size:14px;line-height:1.85;color:var(--muted);margin:0}
.companion-section{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:center;padding:20px 0 104px}
.companion-art{position:relative;border-radius:var(--radius);overflow:hidden;background:#d7dfc8;aspect-ratio:1/1}
.companion-art>img{width:100%;height:100%;object-fit:cover}
.example-chat{position:absolute;bottom:24px;left:24px;right:24px;border-radius:14px;background:#fffdf2e8;padding:19px 23px}
.example-chat span{font-size:9px;letter-spacing:1.5px;text-transform:uppercase;color:#5f7550}
.example-chat p{font-size:19px;letter-spacing:-.5px;margin:9px 0 0}
.companion-copy>p:not(.eyebrow){margin-bottom:17px}
.companion-copy .text-link{margin:4px 0 16px}
.companion-copy>p.small-note{font-size:11px}
.principles{display:grid;grid-template-columns:.85fr 1.15fr;gap:72px;border-top:1px solid var(--line);padding:74px 0 92px}
.principle-list{display:grid;gap:26px}
.principle-list h3{font-size:16px;font-weight:500;margin:0 0 8px}
.download-section{text-align:center;background:var(--surface);padding:78px 0}
.download-section img{margin-bottom:22px}
.download-section .eyebrow{margin-bottom:16px}
.download-section p:not(.eyebrow):not(.release-note){font-size:14px;color:var(--muted);line-height:1.8;margin-bottom:26px}
.faq{display:grid;grid-template-columns:.85fr 1.4fr;gap:72px;padding:84px 0}
.faq h2{font-size:28px;letter-spacing:-.9px;font-weight:500;margin:0}
.faq details{border-bottom:1px solid var(--line);padding:16px 0}
.faq summary{list-style:none;cursor:pointer;font-size:14px;font-weight:500;min-height:44px;display:flex;justify-content:space-between;gap:20px;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary:after{content:'+';font-size:20px;font-weight:400}
.faq details[open] summary:after{content:'−'}
.faq details p{color:var(--muted);font-size:14px;line-height:1.8;max-width:60ch;margin:0 0 6px}
.footer{border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:20px;padding:28px 0 36px}
.footer .brand{--brand-wordmark-size:20px;--brand-mark-size:28px}
.footer nav,.footer>a:last-child{font-size:11px;color:var(--muted)}
.footer>a:last-child{min-height:44px;display:inline-flex;align-items:center}

/* Shorter viewports keep the world; the writing steps back */
@media(max-height:620px){.hero-copy{top:96px;padding:22px 24px 24px}.hero-copy h1{font-size:34px;letter-spacing:-1.6px;margin-bottom:12px}.hero-lede,.hero-copy .release-note{display:none}.hero-guide{padding-bottom:16px}.hero-caption{margin-bottom:10px}}
@media(max-width:1000px){.wrap,.header{width:calc(100% - 44px)}.header{height:80px;gap:12px}.header nav{gap:14px}.header nav>a:not(.nav-download){display:none}.nav-community{margin-inline:0}.hero-copy{left:22px;top:104px;width:min(460px,calc(100% - 44px))}.hero-scroll{display:none}.hero-guide{padding-inline:18px}.applet-card{right:22px;width:min(340px,calc(100% - 44px))}.inside{padding:82px 0 66px}.feature-grid{gap:26px;margin-top:44px}.companion-section,.principles,.faq{gap:40px}.companion-section{padding-bottom:70px}.principles{padding:58px 0 70px}.faq{padding:58px 0}}
@media(max-width:760px){.brand{font-size:21px}.nav-community{display:none}.header nav .nav-download{font-size:12.5px;padding:10px 13px}.hero{min-height:520px}.hero-copy{top:74px;left:16px;right:16px;width:auto;padding:19px 19px 21px;border-radius:20px}.hero-copy h1{font-size:clamp(27px,7.6vw,36px);letter-spacing:-1.3px;margin-bottom:10px}.hero-lede{font-size:13.5px;line-height:1.65;margin-bottom:16px}.actions{gap:8px;flex-direction:column;align-items:stretch}.actions .button{width:100%;min-height:48px}.actions .text-link{justify-content:center;min-height:40px}.hero-copy .release-note{display:none}
 .hero-guide{padding:0 0 18px}.hero-caption{padding-inline:18px;font-size:12px}.hero-chips{flex-wrap:nowrap;overflow-x:auto;justify-content:flex-start;padding:2px 18px 4px;scrollbar-width:none}.hero-chips::-webkit-scrollbar{display:none}.hero-chip{flex:none}
 .applet-card{top:auto;bottom:0;left:0;right:0;translate:none;width:100%;max-height:74dvh;overflow-y:auto;border-radius:22px 22px 0 0;padding:24px 20px 22px}.card-title{font-size:24px}
 .world-label{font-size:10px;padding:5px 10px}.world-label[data-kind=building]{font-size:11px;padding:6px 12px}
 .inside{text-align:left;padding:64px 0 54px}.section-lede{margin-inline:0}.feature-grid{grid-template-columns:1fr;gap:22px}.feature-grid article{padding-top:18px}.feature-grid h3{margin:12px 0 9px}
 .companion-section,.principles,.faq{grid-template-columns:1fr;gap:30px}.companion-art{max-height:440px}.example-chat{left:16px;right:16px;bottom:16px}.example-chat p{font-size:17px}
 .download-section{padding:58px 0}.faq{gap:16px}.footer{flex-wrap:wrap;gap:14px}}
@media(prefers-reduced-motion:reduce){:root{scroll-behavior:auto}*{transition:none!important}}

/* The walkthrough story: familiar product art, generous editorial pacing. */
section[id]{scroll-margin-top:32px}
em{font-family:Georgia,'Times New Roman',serif;font-weight:400;color:var(--green)}
.hero-copy{width:min(475px,calc(100% - 80px));background:#f4f0e5ed;box-shadow:0 8px 40px #243b2010}
.hero-copy h1{font-size:clamp(38px,4.3vw,58px);line-height:1.07}
.hero-copy h1 span{font-family:Georgia,'Times New Roman',serif;font-weight:400}
.hero-lede{font-size:16px;line-height:1.7}
.hero-chip{min-height:44px}
.inside{padding:110px 0 72px}
.inside h2{font-size:clamp(46px,5.5vw,76px);letter-spacing:-3px}
.chapter-nav{display:grid;grid-template-columns:repeat(4,1fr);margin-top:54px;border-block:1px solid var(--line);text-align:left}
.chapter-nav a{display:flex;gap:15px;align-items:center;padding:23px 20px;font-size:14px;font-weight:500}
.chapter-nav a+a{border-left:1px solid var(--line)}
.chapter-nav span{font-size:11px;color:var(--muted)}
.chapter-nav b{margin-left:auto;font-weight:400}
.chapter-nav a:hover{background:var(--surface)}
.story-section{display:grid;grid-template-columns:1fr 1.1fr;gap:80px;align-items:center;padding:64px 0 108px}
.story-copy h2,.world-heading h2,.vision-section h2{font-size:clamp(34px,3.6vw,50px);font-weight:500;letter-spacing:-2px;line-height:1.14;margin:0 0 26px}
.story-copy>p:not(.eyebrow){font-size:16px;line-height:1.85;color:var(--muted);margin:0 0 20px}
.story-copy>p.small-note{font-size:12px;line-height:1.7}
.applet-garden{display:grid;grid-template-columns:repeat(3,1fr);gap:18px 10px;padding:36px 20px 24px;border-radius:28px;background:#e9eddf}
.applet-garden figure{margin:0;text-align:center;min-width:0}
.applet-garden img{width:100%;height:auto;aspect-ratio:1;object-fit:contain;filter:drop-shadow(0 12px 10px #31453314);transition:transform .25s ease}
.applet-garden figure:hover img{transform:translateY(-5px)}
.applet-garden figcaption{font-size:12px;color:var(--muted)}
.garden-caption{grid-column:1/-1;font-size:12px;text-align:center;color:var(--muted);margin:14px 0 0}
.world-section{padding:88px 0;background:#e8ecdf}
.world-heading{display:grid;grid-template-columns:1.1fr 1fr;gap:70px;align-items:center;margin-bottom:32px}
.world-heading .section-lede{font-size:16px}
.world-panorama{position:relative;border-radius:24px;overflow:hidden;aspect-ratio:16/8}
.world-panorama img{width:100%;height:100%;object-fit:cover;display:block}
.panorama-label{position:absolute;bottom:24px;left:28px;background:#f4f0e5eb;padding:12px 18px;border-radius:8px;font-size:13px}
.world-benefits{display:grid;grid-template-columns:1fr 1fr;gap:70px;margin-top:30px}
.world-benefits h3,.workflow h3{font-size:22px;font-weight:500;letter-spacing:-.6px;margin:0 0 12px}
.world-benefits p,.workflow p:not(.eyebrow){font-size:15px;line-height:1.8;color:var(--muted);margin:0}
.workflow{border-top:1px solid #c9d0bf;padding-top:36px;margin-top:48px;display:grid;grid-template-columns:.8fr 1.2fr;gap:48px;align-items:center}
.workflow .eyebrow{font-size:10px;margin-bottom:12px}
.workflow ol{display:grid;grid-template-columns:repeat(4,1fr);list-style:none;margin:0;padding:0;gap:12px}
.workflow li{position:relative;text-align:center;display:flex;flex-direction:column;align-items:center;gap:9px;font-size:12px}
.workflow li:not(:last-child):after{content:'→';position:absolute;right:-15px;top:42px;font-size:20px;color:var(--green)}
.workflow li img{width:96px;height:96px;object-fit:contain}
.workflow li b{font-weight:500}
.workflow li span{font-size:11px;color:var(--muted)}
.companion-section{padding-top:108px}
.fox-scene{text-align:center;background:#e9e4d6;border-radius:50% 50% 24px 24px;padding:44px 24px 24px}
.fox-prompt{display:inline-block;background:var(--paper);border-radius:20px 20px 20px 2px;margin:0;padding:20px 26px;font-size:20px;line-height:1.5;letter-spacing:-.5px;transform:rotate(-2deg)}
.fox-scene>img{display:block;width:min(340px,100%);height:auto;margin:0 auto}
.fox-footnote{font-size:12px;color:var(--muted);margin:0}
.attention-section{padding-top:28px}
.attention-art{background:#e9eddf;padding:30px;border-radius:26px}
.attention-tabs{display:flex;gap:18px;justify-content:center;align-items:center;font-size:11px;margin-bottom:24px;color:var(--muted)}
.attention-tabs .selected{color:var(--green);border-bottom:2px solid var(--green);padding-block:8px}
.tennis-card{background:var(--paper);border:1px solid var(--line);border-radius:20px;padding:32px}
.mini-label{text-transform:uppercase;font-size:10px;letter-spacing:1.2px;color:var(--muted)}
.tennis-card h3{font-family:Georgia,'Times New Roman',serif;font-size:35px;font-weight:400;color:var(--green);letter-spacing:-1px;line-height:1.1;margin:24px 0 18px}
.tennis-card>p{font-size:14px;line-height:1.8;color:var(--muted)}
.context-pills{display:flex;gap:7px;flex-wrap:wrap;margin:24px 0}
.context-pills span{border:1px solid var(--line);border-radius:20px;font-size:11px;padding:7px 10px;color:var(--green)}
.tennis-bottom{border-top:1px solid var(--line);padding-top:20px;display:flex;justify-content:space-between;font-size:13px}
.art-caption{text-align:center;font-size:12px;color:var(--muted);margin:22px 0 0}
.vision-section{padding:86px 0;background:var(--green);color:var(--brand-on-forest)}
.vision-section h2{font-size:clamp(40px,4.5vw,62px);margin-bottom:20px}
.vision-lede{font-size:18px;line-height:1.7;color:#e0e6d9}
.vision-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:50px;margin-top:54px}
.vision-grid article{border-top:1px solid #ffffff45;padding-top:25px}
.vision-symbol{display:block;height:48px;font-size:34px;font-weight:300;color:#e0d4a8}
.code-symbol{font-family:monospace;font-size:27px}
.vision-grid h3{font-size:21px;font-weight:500;letter-spacing:-.6px;margin:20px 0 15px}
.vision-grid p{font-size:14px;line-height:1.9;color:#e0e6d9;margin:0}
.vision-grid code{font-size:12px}
.vision-status{font-size:12px;line-height:1.8;margin:38px 0 0;color:#e0e6d9;max-width:90ch}
.download-section{padding:98px 0;background:var(--paper)}
.download-section h2{font-size:clamp(40px,4.5vw,64px)}
.faq{border-top:1px solid var(--line)}
.release-note{font-size:12px}
@media(max-width:1000px){.story-section{gap:36px}.world-heading{gap:36px}.workflow{grid-template-columns:1fr}.vision-grid{gap:26px}.chapter-nav a{padding-inline:12px;gap:10px}.hero-copy{width:min(460px,calc(100% - 44px))}}
@media(max-width:760px){.hero-copy{width:auto;left:16px;right:16px}.hero-copy h1{font-size:36px}.hero-lede{font-size:14px}.hero-copy .eyebrow{margin-bottom:12px}.chapter-nav{grid-template-columns:1fr 1fr;margin-top:30px}.chapter-nav a{padding:18px 12px}.chapter-nav a:nth-child(3){border-left:0;border-top:1px solid var(--line)}.chapter-nav a:nth-child(4){border-top:1px solid var(--line)}.inside h2{letter-spacing:-2px}.story-section,.world-heading,.world-benefits,.vision-grid{grid-template-columns:1fr;gap:32px}.story-section{padding:36px 0 64px}.world-section,.vision-section{padding:60px 0}.world-heading{gap:0}.world-panorama{aspect-ratio:4/3}.panorama-label{bottom:12px;left:12px;font-size:11px;padding:9px}.world-benefits{gap:22px}.workflow{gap:22px}.workflow ol{gap:6px}.workflow li img{width:64px;height:64px}.workflow li:not(:last-child):after{right:-8px;top:25px;font-size:15px}.workflow li span{font-size:10px}.companion-section{padding-top:64px}.fox-scene{order:2}.attention-art{padding:18px}.tennis-card{padding:24px}.attention-tabs{gap:12px}.vision-grid{gap:28px}.vision-grid article{padding-top:20px}.download-section{padding:64px 0}.footer nav{font-size:12px}}
@media(max-height:620px){.hero-copy h1{font-size:32px}.hero-copy{top:90px}}
@media(prefers-reduced-motion:reduce){.applet-garden figure:hover img{transform:none}}