@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500;600&display=swap');
:root{--bg:#0b1118;--surface:#111a24;--line:#263440;--text:#edf1ee;--muted:#9baab7;--cyan:#72e6e1;--green:#c6ef7a;--violet:#b6a5f5;--mono:'IBM Plex Mono',monospace}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:'Space Grotesk',Arial,sans-serif;font-size:16px;line-height:1.6}a{color:inherit;text-decoration:none}button,input,select{font:inherit}button,a,input,select{touch-action:manipulation}button{cursor:pointer}button:disabled{cursor:default}button{color:inherit}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid var(--green);outline-offset:5px}button,a{ -webkit-tap-highlight-color:transparent}::selection{background:var(--cyan);color:var(--bg)}.wrap{max-width:1264px;width:calc(100% - 96px);margin:auto}.header{height:112px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);gap:36px}.brand{display:flex;gap:12px;align-items:center;font-size:18px;font-weight:700;letter-spacing:1.5px;line-height:1.05}.brand-small{display:block;font-size:11px;letter-spacing:5px;margin-top:7px}.brand-icon{font-size:53px;line-height:1;position:relative;color:var(--cyan);transform:translateY(-4px);letter-spacing:-12px;width:42px}.brand-icon span{font-size:26px;position:absolute;bottom:0;right:1px;color:var(--text)}nav{display:flex;gap:30px;align-items:center;font-size:13px}nav a{color:var(--muted);padding:12px 0}nav a:hover,nav a[aria-current]{color:var(--text)}nav a[aria-current]{border-bottom:2px solid var(--cyan)}.github{border:1px solid var(--line);padding:8px 13px}.header-status,.eyebrow,.hero-meta,.tiny-pill,.console-top,.console-foot,.puzzle-bottom,.preview-coordinate{font-family:var(--mono);font-size:10px;letter-spacing:1px}.header-status{display:flex;gap:8px;align-items:center;color:var(--muted);white-space:nowrap}i,.dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--cyan)}.dot{margin:0 5px}.header-status i{background:var(--green)}.hero{display:grid;grid-template-columns:1.15fr 1fr;gap:85px;align-items:center;padding-top:78px;padding-bottom:76px}.eyebrow{color:var(--muted);font-weight:500}.hero-copy>.eyebrow{font-size:10px;display:flex;align-items:center;gap:5px}.muted{color:var(--muted)}h1,h2,h3,p{margin:0}h1{font-size:clamp(48px,5.5vw,78px);font-weight:600;letter-spacing:-4px;line-height:1.04;margin:28px 0 23px;position:relative}.outline{color:var(--cyan)}.title-star{display:inline-block;color:var(--green);font-size:38px;vertical-align:top;transform:rotate(15deg);margin:2px 0 0 10px}.intro{font-size:20px;line-height:1.6;letter-spacing:-.3px}.hero-note{font-size:13px;color:var(--muted);margin-top:17px;line-height:1.7}.actions{display:flex;gap:28px;align-items:center;margin-top:29px}.button{display:inline-flex;padding:13px 20px;align-items:center;justify-content:space-between;gap:26px;border:1px solid var(--line);background:var(--surface);font-size:13px;font-weight:600;min-height:46px}.primary{background:var(--cyan);border-color:var(--cyan);color:#0b1a22}.button:hover{filter:brightness(1.1);transform:translateY(-1px)}.text-link{font-size:12px;font-weight:500}.text-link:hover{color:var(--cyan)}.hero-meta{display:flex;gap:24px;font-size:8px;color:var(--muted);margin-top:39px}.hero-meta span:before{content:'+';color:var(--cyan);margin-right:8px}.hero-console{background:var(--surface);border:1px solid #3d5260;box-shadow:9px 9px 0 #080d13;transform:rotate(1deg);position:relative}.hero-console:before{content:'FIG. 01 — A VERY SMALL BRAIN WORKOUT';font:8px var(--mono);color:var(--muted);position:absolute;top:-25px;right:0;letter-spacing:1px}.console-top{display:flex;justify-content:space-between;gap:8px;border-bottom:1px solid var(--line);padding:15px 21px;font-size:8px;color:var(--muted);background:#14202a}.console-top i{width:5px;height:5px;margin-right:6px}.puzzle-head{display:flex;justify-content:space-between;align-items:center;margin:24px 26px 8px}.puzzle-head h2{font-size:29px;letter-spacing:-1px}.puzzle-head .eyebrow{font-size:8px}.tiny-pill{font-size:7px;border:1px solid #455661;border-radius:3px;padding:5px 7px;color:var(--muted)}.puzzle-instruction{font-size:12px;line-height:1.6;margin:0 26px;color:var(--muted)}.puzzle{padding:19px 26px 13px}.board{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;max-width:304px;margin:auto;position:relative}.tile{aspect-ratio:1;background:#1b2834;border:1px solid #344855;border-radius:3px;position:relative;min-height:44px;transition:background .12s,transform .12s}.tile:after{content:'+';font:15px var(--mono);color:#4f6476}.tile.on{background:var(--cyan);border-color:#a5f0ec;box-shadow:inset 0 -4px 0 #49a5a9}.tile.on:after{color:#245561}.tile:hover{transform:translateY(-2px);border-color:var(--text)}.puzzle-bottom{display:flex;justify-content:space-between;align-items:center;margin:18px 0 2px;color:var(--muted)}.puzzle-bottom strong{font-size:16px;color:var(--text);margin-left:10px}.reset{border:0;background:none;color:var(--muted);padding:8px;font-size:10px}.game-status{font-size:10px;color:var(--muted);min-height:16px}.console-foot{border-top:1px solid var(--line);display:flex;justify-content:space-between;padding:12px 20px;font-size:7px;color:var(--muted)}.green{color:var(--green)}.cyan{color:var(--cyan)}.violet{color:var(--violet)}.ticker{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:#101820}.ticker .wrap{display:flex;justify-content:space-between;gap:15px;padding:19px 0;font:10px var(--mono);letter-spacing:1.5px}.ticker span:before{content:'✳';margin-right:21px;color:#526270}.section{padding:63px 0}.section-heading{display:flex;align-items:end;justify-content:space-between;gap:24px}.section h2{font-size:36px;letter-spacing:-1.5px;margin-top:11px;font-weight:500}.section-description{font-size:13px;color:var(--muted);margin:15px 0 28px}.project-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.project-card{border:1px solid var(--line);background:#101821;transition:border-color .2s,transform .2s;min-width:0}.project-card:hover{border-color:#627582;transform:translateY(-4px)}.preview{height:214px;position:relative;overflow:hidden;border-bottom:1px solid var(--line);display:grid;place-items:center;background-image:linear-gradient(#ffffff04 1px,transparent 1px),linear-gradient(90deg,#ffffff04 1px,transparent 1px);background-size:23px 23px}.preview-logic{background-color:#14242a}.mini-grid{font:32px/1.1 var(--mono);letter-spacing:9px;color:var(--cyan);transform:rotate(-14deg);text-shadow:4px 4px 0 #05191e}.preview-coordinate{position:absolute;bottom:13px;left:17px;font-size:8px;color:var(--muted)}.preview-orbit{background-color:#1c1b30}.orbit-art{width:150px;height:150px;position:relative;display:grid;place-items:center;transform:rotate(-30deg)}.orbit-art i{position:absolute;background:none;width:150px;height:80px;border:1px solid var(--violet);border-radius:50%}.orbit-art i:nth-child(2){transform:rotate(60deg)}.orbit-art i:nth-child(3){transform:rotate(120deg)}.orbit-art b{font:32px var(--mono);color:var(--violet)}.card-body{padding:24px}.card-body .eyebrow{font-size:8px}.card-body h3{font-size:22px;font-weight:500;margin:10px 0 8px;letter-spacing:-.5px}.card-body p{color:var(--muted);font-size:12px;margin-bottom:22px}.next-card{border-style:dashed;background:none}.next-art{height:214px;display:grid;place-content:center;font:45px var(--mono);color:#536773;white-space:pre}.next-art span{color:var(--green);display:contents}.footer{border-top:1px solid var(--line);padding:30px 0;display:flex;gap:25px;justify-content:space-between;align-items:center}.footer-brand{font-size:11px;letter-spacing:1px}.footer>span{font-size:10px;color:var(--muted)}.terminal-trigger{background:transparent;border:0;color:var(--muted);font:10px var(--mono);padding:12px}.skip{position:absolute;top:-100px;left:20px;padding:12px;background:var(--green);color:#000;z-index:10}.skip:focus{top:10px}
@media(min-width:1450px){.hero{gap:110px}.hero-console{max-width:475px}}@media(max-width:1050px){.wrap{width:calc(100% - 48px)}.header-status{display:none}.hero{gap:38px}h1{font-size:60px}.title-star{font-size:25px}.hero-meta{flex-direction:column;gap:7px}.console-top{font-size:7px}.ticker .wrap{font-size:8px}.ticker span:before{margin-right:8px}.tiny-pill{font-size:6px}.puzzle-head{margin-left:20px;margin-right:20px}}
@media(max-width:720px){.wrap{width:calc(100% - 36px)}.header{height:auto;min-height:105px;flex-wrap:wrap;gap:8px;padding:20px 0 9px}.brand{font-size:14px}.brand-icon{font-size:38px;width:32px}.brand-small{font-size:8px}.brand-icon span{font-size:20px}nav{gap:24px;width:100%;justify-content:space-between;font-size:11px}nav .github{border:0;padding:12px 0}.hero{grid-template-columns:1fr;padding:45px 0;gap:47px}h1{font-size:61px;letter-spacing:-3px}.intro{font-size:18px}.hero-meta{flex-direction:row;gap:14px;font-size:7px;margin-top:26px}.hero-console{transform:none;max-width:480px;width:100%;justify-self:center}.board{max-width:280px}.ticker .wrap{flex-wrap:wrap;gap:13px}.ticker span{width:45%;font-size:7px}.section{padding:40px 0}.section h2{font-size:30px}.section-heading{align-items:start}.section-heading>.text-link{max-width:100px;text-align:right}.project-grid{grid-template-columns:1fr}.preview{height:230px}.footer{flex-wrap:wrap;gap:10px}.footer>span{order:3;width:100%}.hero-copy>.eyebrow{font-size:8px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
[hidden]{display:none!important}.small{padding:9px 15px;min-height:40px;font-size:12px}.small-text{font-size:11px}.card-top{display:flex;justify-content:space-between;gap:10px;align-items:center}.status-tag{font:8px var(--mono);letter-spacing:.5px;color:var(--muted)}.status-tag.ready{color:var(--green)}.tech-tags{display:flex;flex-wrap:wrap;gap:6px;min-height:24px;margin:14px 0}.tech-tags span{font:9px var(--mono);padding:4px 7px;background:#1b2631;color:#b9c7d3;border:1px solid var(--line)}.card-body .build-level{font:9px var(--mono);margin:12px 0 20px;color:var(--muted)}.card-actions{display:flex;justify-content:space-between;align-items:center;gap:15px}.preview-arrows{background-color:#14251f}.arrow-world{width:100%;height:100%;position:relative;background:linear-gradient(135deg,transparent 43%,#b9e89018 44%,#b9e89018 46%,transparent 47%),linear-gradient(45deg,transparent 48%,#b9e89010 49%,#b9e89010 52%,transparent 53%)}.crosshair{position:absolute;left:23%;top:29%;font:67px var(--mono);color:#d4e9b0}.arrow-trail{position:absolute;top:12%;left:49%;font:108px var(--mono);color:var(--green);transform:rotate(-8deg)}.world-label{position:absolute;right:18px;top:15px;writing-mode:vertical-rl;font:7px var(--mono);letter-spacing:2px;color:#a2b397}.preview-levelup{background-color:#19233b}.levelup-art{width:78%;display:flex;flex-direction:column;gap:17px;transform:rotate(-5deg)}.levelup-art>span{font:8px var(--mono);letter-spacing:2px;color:#9db0cd}.levelup-art b{font-size:39px;line-height:1;letter-spacing:-2px}.xp-track{height:8px;background:#34415a;border:1px solid #63778e;width:90%}.xp-track i{width:72%;height:100%;display:block;background:var(--green);border-radius:0}.preview-forge{background-color:#1c1b2c}.forge-art{font:60px var(--mono);color:#66708b}.forge-art b{font-weight:400;color:var(--violet)}.lab-strip{display:flex;justify-content:space-between;align-items:center;gap:30px;background:#111d25;border:1px solid var(--line);padding:33px 36px}.lab-strip h2{font-size:29px;letter-spacing:-1px;margin:12px 0 5px}.lab-strip p{font-size:13px;color:var(--muted)}.lab-strip .button{white-space:nowrap}.log-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px;margin:35px 0 10px}.log-grid article{border-left:1px solid var(--line);padding-left:20px}.log-grid span{font:8px var(--mono);color:var(--cyan)}.log-grid h3{font-size:17px;margin:12px 0 8px;font-weight:500}.log-grid p{font-size:12px;color:var(--muted)}.page-mast{padding:65px 0 36px}.page-mast h1{font-size:65px;margin:17px 0 22px;letter-spacing:-3px}.page-mast>p{max-width:650px;font-size:17px;color:var(--muted)}.collection{padding:0 0 80px}.filters{display:flex;gap:10px;flex-wrap:wrap;margin:10px 0 16px}.filters button{background:none;border:1px solid var(--line);padding:10px 20px;font:11px var(--mono);color:var(--muted)}.filters button[aria-pressed=true]{background:var(--cyan);color:var(--bg);border-color:var(--cyan)}.filter-count{font:10px var(--mono);color:var(--muted);margin-bottom:22px}.mission-hero{padding:40px 0 45px}.mission-hero>.eyebrow{margin-top:35px}.mission-hero h1{font-size:65px;margin:17px 0}.mission-hero .intro{max-width:760px}.credit{font-size:12px;color:var(--muted);margin-top:18px}.mission-layout{display:grid;grid-template-columns:1.5fr 1fr;gap:70px;padding-bottom:70px;align-items:start}.mission-notes article{padding:27px 0;border-top:1px solid var(--line)}.mission-notes h2{font-size:25px;margin:10px 0 13px;letter-spacing:-.5px}.mission-notes p{font-size:15px;color:var(--muted);line-height:1.85}.mission-aside{background:var(--surface);border:1px solid var(--line)}dl{margin:14px 0 20px}dl>div{display:flex;gap:10px;justify-content:space-between;padding:12px 0;border-bottom:1px solid var(--line);font-size:12px}dt{color:var(--muted)}dd{margin:0;text-align:right}.mission-aside h3{font-size:19px;margin-top:27px}.lab-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px;margin-bottom:65px}.experiment{padding:30px;background:var(--surface);border:1px solid var(--line);min-width:0}.experiment h2{font-size:29px;margin:10px 0}.experiment>p{font-size:13px;color:var(--muted)}.experiment .puzzle{padding-left:0;padding-right:0}.experiment .lab-credit{border-top:1px solid var(--line);padding-top:15px;margin-top:20px;font:9px var(--mono)}canvas{display:block;max-width:100%;width:100%;height:auto}.range-label{display:flex;justify-content:space-between;font:11px var(--mono);margin-top:15px}input[type=range]{width:100%;accent-color:var(--violet);min-height:30px}.experiment .game-status{margin-top:12px;font-size:11px}.probability{grid-column:1/-1}.coin-stats{display:flex;gap:60px;margin:24px 0}.coin-stats>div{display:flex;flex-direction:column}.coin-stats strong{font:40px var(--mono)}.coin-stats span{font:10px var(--mono);color:var(--muted)}.coin-bar{height:12px;background:var(--violet);max-width:560px}.coin-bar i{background:var(--cyan);height:100%;width:50%;border-radius:0;display:block}.about-grid{display:grid;grid-template-columns:1.15fr 1fr;gap:80px;padding:25px 0 35px}.about-grid h2{font-size:32px;letter-spacing:-1px;margin:15px 0 24px;line-height:1.3}.about-grid p{color:var(--muted);font-size:15px;margin:0 0 20px}.attributes{background:var(--surface);border:1px solid var(--line);padding:28px;height:max-content}.attribute{margin-top:23px}.attribute>div:first-child{display:flex;justify-content:space-between;gap:12px;font:9px var(--mono)}.attribute>div>span+span{color:var(--muted);text-align:right;font-size:8px}.attribute-track{margin-top:9px;height:7px;background:#293747}.attribute-track i{height:100%;background:var(--cyan);border-radius:0;display:block}.attribute:last-of-type .attribute-track i{background:var(--violet)}.attributes>p{font:9px var(--mono);margin:24px 0 0}.timeline{margin-top:30px}.timeline article{display:flex;gap:25px;align-items:center;border-top:1px solid var(--line);padding:24px 0}.milestone{font:22px var(--mono);color:var(--cyan)}.timeline h3{font-size:17px;font-weight:500}.timeline p{color:var(--muted);font-size:13px;margin-top:7px}.timeline .status-tag{margin-left:auto;white-space:nowrap}.prose{padding:15px 0 90px;min-height:300px}.prose h2{font-size:28px;margin-bottom:22px}.prose p{max-width:650px;color:var(--muted);margin:20px 0;line-height:1.9}.prose .button{margin:10px 0 20px}.terminal{width:min(660px,calc(100% - 32px));max-height:80vh;background:#101a22;border:1px solid #587281;color:var(--text);padding:0;box-shadow:0 20px 100px #0009}.terminal::backdrop{background:#03080fc9}.terminal-head{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);padding:12px 20px}.terminal-head h2{font:11px var(--mono);color:var(--cyan)}.terminal-output{padding:22px;min-height:140px;max-height:45vh;overflow-y:auto;font:12px/1.9 var(--mono);white-space:pre-wrap}.terminal-output p{margin-bottom:12px}.terminal form{display:flex;align-items:center;gap:15px;padding:15px 20px;border-top:1px solid var(--line)}.terminal label{font:18px var(--mono);color:var(--green)}.terminal input{width:100%;min-width:0;background:none;border:0;color:var(--text);font:13px var(--mono);padding:10px 0}.terminal input:focus-visible{outline-offset:1px}.terminal form button{white-space:nowrap}.game-toolbar{display:flex;justify-content:space-between;gap:20px;padding:14px 24px;border-bottom:1px solid var(--line);font-size:12px}.game-toolbar a:hover{color:var(--cyan)}
@media(max-width:900px){.about-grid{gap:35px}.mission-layout{gap:32px}.card-top{flex-wrap:wrap}.card-actions{gap:10px}.card-actions .text-link{font-size:10px}.levelup-art b{font-size:32px}}@media(max-width:720px){.page-mast{padding:42px 0 30px}.page-mast h1,.mission-hero h1{font-size:49px;letter-spacing:-2px}.lab-strip{padding:25px;flex-direction:column;align-items:start}.log-grid,.mission-layout,.lab-grid,.about-grid{grid-template-columns:1fr}.log-grid{gap:25px}.mission-layout{gap:20px}.lab-grid{gap:20px}.probability{grid-column:auto}.experiment{padding:23px}.about-grid{gap:25px}.timeline article{gap:14px}.timeline .status-tag{font-size:6px}.timeline h3{font-size:15px}.timeline p{font-size:11px}.attributes{padding:22px}.prose h2{font-size:24px}.mission-hero{padding-top:30px}.card-actions .text-link{font-size:12px}.game-toolbar{padding:12px;font-size:10px}.filters button{padding:10px 14px}}
@media(max-width:400px){h1{font-size:46px;letter-spacing:-2.5px}.hero-copy>.eyebrow{font-size:7px}.hero-copy>.eyebrow .muted{display:none}.actions{gap:20px}.hero-meta{font-size:6px;gap:8px}.page-mast h1,.mission-hero h1{font-size:42px}.timeline .status-tag{display:none}}