@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Instrument+Serif:ital@0;1&display=swap');
:root{--paper:#f6f4ee;--ink:#253e36;--green:#244e43;--muted:#67736b;--line:#dcded5;--serif:'Instrument Serif',Georgia,serif;--sans:'DM Sans',Arial,sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:24px}body{margin:0;background:var(--paper);color:var(--ink);font:15px/1.6 var(--sans)}a{color:inherit;text-underline-offset:4px}button{font:inherit;cursor:pointer}button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid #ae6437;outline-offset:5px}button{touch-action:manipulation}button:disabled{cursor:default}main,.site-header,footer{max-width:1280px;margin:auto;padding-left:48px;padding-right:48px}.site-header{height:108px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.brand{font-size:18px;font-weight:600;letter-spacing:-.6px;text-decoration:none;display:flex;align-items:center;gap:8px}.brand-dot{color:#a87651;margin-left:-7px}.brand-icon{display:inline-flex;justify-content:center;align-items:center;width:32px;height:32px;border:1px solid var(--green);border-radius:50%;font:36px/1 Georgia;padding-bottom:8px}.research-link{font-size:13px;text-decoration:none;display:flex;gap:22px}.intro{padding:55px 0 43px}.eyebrow{font-size:10px;letter-spacing:1.7px;font-weight:700;margin:0 0 20px;line-height:1.6}.intro .eyebrow{display:flex;gap:9px;align-items:center}.intro .eyebrow span{width:6px;height:6px;background:#aa784e;border-radius:100%}h1,h2,h3,p{margin-top:0}h1,h2,h3{font-weight:400}h1{font:clamp(64px,7.5vw,100px)/.99 var(--serif);letter-spacing:-2.8px;margin:0 0 27px}em{font-family:var(--serif);color:#60816a;font-weight:400}h2{font:40px/1.08 var(--serif);letter-spacing:-.6px;margin-bottom:16px}.intro-bottom{display:flex;justify-content:space-between;align-items:end}.intro-bottom p{font-size:16px;line-height:1.65;color:var(--muted);margin:0}.text-link{font-size:13px;font-weight:500;text-decoration:none;display:flex;gap:28px;border-bottom:1px solid var(--line);padding-bottom:9px}.experiment{display:grid;grid-template-columns:minmax(0,1.65fr) minmax(330px,1fr);border:1px solid var(--line);border-radius:15px;overflow:hidden;scroll-margin-top:20px;background:#fffefa}.simulation{background:#eeeee5;min-width:0;padding:27px 30px 20px;position:relative}.sim-top{display:flex;justify-content:space-between;align-items:start}.sim-top .eyebrow{font-size:9px;margin-bottom:6px}.sim-top h2{font-size:27px}.live{font-size:10px;display:flex;align-items:center;gap:6px;padding:6px 9px;border:1px solid #d8dbcd;border-radius:20px;white-space:nowrap}.live i{width:5px;height:5px;border-radius:50%;background:#658967}.canvas-wrap{position:relative;margin:0 -20px -13px}canvas{display:block;width:100%;aspect-ratio:800/540}.canvas-caption{position:absolute;left:50%;top:49%;transform:translateX(-50%);font-size:10px;letter-spacing:1.1px;color:#7f8979;pointer-events:none}.scoreboard{display:flex;align-items:center;gap:20px;padding:10px 0 20px;border-bottom:1px solid #d8dbcf}.scoreboard>div:not(.score-rule){display:flex;flex-direction:column;gap:1px}.scoreboard strong{font:45px/1 var(--serif);font-variant-numeric:tabular-nums}.scoreboard span{font-size:11px;color:var(--muted)}.scoreboard .outside strong{color:#9e6b53}.score-rule{height:42px;width:1px;background:#d1d7c9}.scoreboard p{font-size:12px;color:var(--muted);max-width:190px;margin:0 0 0 auto;line-height:1.5}.sim-toolbar{display:flex;justify-content:space-between;padding:13px 0}.plain-button{border:0;background:none;padding:4px 0;color:var(--ink);font-size:11px;display:flex;gap:7px;align-items:center;min-height:32px}.plain-button:hover{color:#a15e35}.legend{display:flex;flex-wrap:wrap;gap:7px 13px;font-size:10px;margin-top:9px}.legend span{display:flex;align-items:center;gap:5px}.legend i{width:8px;height:8px;border-radius:50%;display:inline-block}.adhd{background:#dfa463}.autism{background:#a795c4}.dyslexia{background:#719c9b}.overlap{background:#c47c6d}.other{background:#a7b6a0}.small-note{font-size:10px;color:var(--muted);line-height:1.65;margin:12px 0 0;max-width:550px}.controls{padding:30px 28px 24px;border-left:1px solid var(--line)}.controls .eyebrow{font-size:9px;margin-bottom:10px}.controls h2{font-size:38px;margin-bottom:12px}.control-intro{font-size:12px;color:var(--muted);line-height:1.7;margin-bottom:20px}.tabs{display:flex;background:#efefe9;padding:4px;border-radius:7px;margin-bottom:9px;gap:3px}.tabs button{background:none;border:0;flex:1;color:var(--muted);font-size:11px;font-weight:600;border-radius:4px;padding:10px 7px;display:flex;justify-content:center;gap:9px;align-items:center}.tabs button[aria-selected=true]{background:#fffefa;color:var(--ink);box-shadow:0 1px 4px #223c3510}.tabs span{font-size:9px;display:inline-grid;place-items:center;background:#e4e7de;min-width:16px;height:16px;border-radius:100%}.toggle-row{padding:17px 0;border-bottom:1px solid #e8e8df;display:grid;grid-template-columns:1fr 38px;gap:12px;align-items:center}.toggle-row h3{font:500 13px/1.4 var(--sans);margin:0 0 5px}.toggle-row p{font-size:11px;line-height:1.6;color:var(--muted);margin:0}.toggle{border:0;border-radius:20px;width:36px;height:22px;background:#d7dcd2;padding:3px;position:relative;transition:background .2s}.toggle::after{content:'';display:block;width:16px;height:16px;border-radius:50%;background:#fff;box-shadow:0 1px 3px #0002;transition:transform .2s}.toggle[aria-checked=true]{background:#ad6f4e}.policies .toggle[aria-checked=true]{background:#406b54}.toggle[aria-checked=true]::after{transform:translateX(14px)}.toggle::before{content:'';position:absolute;inset:-11px -5px}.scenario-buttons{display:flex;flex-direction:column;gap:7px;margin-top:20px}.scenario-buttons button{background:none;border:1px solid #d6dbd0;border-radius:5px;padding:10px 12px;color:var(--ink);font-size:11px;text-align:left;display:flex;justify-content:space-between}.scenario-buttons button:hover{background:#f0f1e9}.scenario-buttons button:first-child{background:var(--green);color:#fffefa;border-color:var(--green)}.controls-note{font-size:10px;line-height:1.6;color:var(--muted);margin:12px 0 0}.meaning{padding:72px 0 62px;display:grid;grid-template-columns:1fr 1fr;gap:0 60px;border-bottom:1px solid var(--line)}.meaning>.eyebrow{grid-column:1/-1}.meaning h2{font-size:44px;line-height:1.1;margin:0}.meaning>div{display:grid;gap:12px;color:var(--muted);font-size:13px}.meaning p{margin-bottom:0}.meaning>.eyebrow{margin-bottom:20px}.research{padding:55px 0}.section-heading{display:flex;justify-content:space-between;align-items:end;margin-bottom:28px}.section-heading .eyebrow{margin-bottom:10px}.section-heading h2{font-size:45px;margin:0}.section-heading>p{font-size:12px;color:var(--muted);margin:0}.research-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;margin-bottom:30px}.research-grid article{border-top:1px solid #adbaa9;padding-top:18px;display:flex;flex-direction:column}.source-number{font-size:9px;letter-spacing:1.1px;color:var(--muted);margin-bottom:20px}.research-grid h3{font:29px/1.15 var(--serif);margin-bottom:14px}.research-grid p{font-size:12px;color:var(--muted);line-height:1.8;margin-bottom:20px}.research-grid a{font-size:11px;font-weight:500;text-decoration:none;margin-top:auto;display:flex;justify-content:space-between;gap:10px}.evidence{font-size:9px;color:var(--muted);margin-top:9px}details{border-top:1px solid var(--line)}details:last-child{border-bottom:1px solid var(--line)}summary{cursor:pointer;padding:19px 0;list-style:none;font-size:12px;display:flex;justify-content:space-between;gap:16px}summary::-webkit-details-marker{display:none}summary>span{font-size:20px;line-height:1}details[open] summary>span{transform:rotate(45deg)}.detail-content{max-width:820px;padding:0 0 20px;color:var(--muted);font-size:12px;line-height:1.85}.detail-content p:last-child{margin-bottom:0}.next-step{background:#e5e9dd;border-radius:10px;text-align:center;padding:38px 20px 35px;margin-bottom:55px}.next-step .eyebrow{display:block;font-size:9px;margin-bottom:14px}.next-step h2{font-size:38px}.next-step p{font:25px/1.35 var(--serif);color:#52694f;margin-bottom:20px}.next-caption{font-size:11px;color:var(--muted)}footer{display:flex;justify-content:space-between;align-items:center;gap:20px;padding-top:23px;padding-bottom:30px;border-top:1px solid var(--line)}footer .brand{font-size:13px}footer span,footer>a:last-child{font-size:10px;color:var(--muted)}footer>a:last-child{text-decoration:none}.skip{position:fixed;top:-80px;left:15px;padding:12px;background:var(--green);color:white;z-index:10}.skip:focus{top:15px}[hidden]{display:none!important}@media(min-width:1500px){.intro{padding-top:65px}}@media(max-width:1000px){main,.site-header,footer{padding-left:28px;padding-right:28px}.experiment{grid-template-columns:minmax(0,1.3fr) minmax(310px,1fr)}.simulation{padding:25px 22px 20px}.controls{padding:25px 22px}.scoreboard{gap:14px}.scoreboard p{max-width:125px;font-size:11px}.live{font-size:9px;padding:5px 6px}.sim-top h2{font-size:24px}.research-grid{gap:20px}}@media(max-width:760px){.site-header{height:78px}.brand{font-size:15px}.brand-icon{width:27px;height:27px;font-size:32px}.research-link{font-size:11px;gap:8px}.intro{padding:35px 0 30px}h1{font-size:68px;letter-spacing:-1.8px}.intro-bottom{align-items:start;gap:20px}.intro-bottom p{font-size:13px}.text-link{font-size:11px;gap:10px;white-space:nowrap}.experiment{grid-template-columns:1fr}.simulation{padding:23px 24px 20px}.sim-top h2{font-size:28px}.canvas-wrap{margin-top:-10px}.scoreboard p{max-width:170px;font-size:12px}.controls{border-left:0;border-top:1px solid var(--line);padding:25px 24px}.controls h2 br{display:none}.controls h2{font-size:34px}.control-intro{font-size:13px}.toggle-row{padding:17px 0;grid-template-columns:1fr 38px}.toggle-row h3{font-size:14px}.toggle-row p{font-size:12px}.tabs button{font-size:12px}.scenario-buttons button{font-size:12px;padding:12px}.legend{font-size:10px;gap:9px 13px}.small-note{font-size:10px}.meaning{padding:45px 0;grid-template-columns:1fr;gap:22px}.meaning>.eyebrow{margin-bottom:0}.meaning h2{font-size:40px}.meaning>div{font-size:13px}.research{padding:38px 0}.section-heading{display:block}.section-heading>p{margin-top:15px}.research-grid{grid-template-columns:1fr;gap:28px}.research-grid h3 br{display:none}.source-number{margin-bottom:12px}.research-grid h3{font-size:28px}.research-grid p{font-size:13px;margin-bottom:14px}.research-grid a{font-size:12px}.evidence{font-size:10px}.next-step{margin-bottom:35px;padding:32px 18px}.next-step h2{font-size:32px}.next-step p{font-size:23px}footer{flex-wrap:wrap;gap:12px}footer span{order:3;flex-basis:100%}summary{font-size:13px}.detail-content{font-size:13px}}@media(max-width:420px){main,.site-header,footer{padding-left:18px;padding-right:18px}h1{font-size:61px}.intro-bottom{display:block}.text-link{display:none}.simulation{padding-left:18px;padding-right:18px}.controls{padding:24px 20px}.scoreboard strong{font-size:40px}.scoreboard p{max-width:135px;font-size:11px}.live{font-size:9px}.canvas-caption{font-size:9px}.legend{gap:8px 11px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
.mobile-result{display:none}@media(max-width:760px){.mobile-result{display:flex;justify-content:space-between;gap:10px;align-items:center;font-size:11px;text-decoration:none;padding:10px 12px;margin-bottom:12px;border:1px solid #d6dbd0;border-radius:5px;background:#f0f2e9}.mobile-result strong{font-weight:700}.mobile-result>span:last-child{font-weight:500}}