:root{color-scheme:dark;--bg:#080a0d;--ink:#eeefeb;--muted:#9a9fa7;--line:#292d31;--lime:#d7f58a}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.6 var(--body)}button,a,input{-webkit-tap-highlight-color:transparent}button{font:inherit}button:focus-visible,a:focus-visible,input:focus-visible{outline:2px solid var(--lime);outline-offset:6px}header{height:99px;margin:0 5%;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.wordmark{display:flex;gap:15px;align-items:center;text-decoration:none;color:var(--ink);font:32px Georgia}.wordmark span,.edition,.eyebrow,.chapter,.specimen-top,.coordinate,.specimen-caption,.range-labels,.reading,footer span{font-family:var(--util);font-size:12px;letter-spacing:.09em}.wordmark span{font-size:13px;letter-spacing:.15em}.edition{color:var(--muted);font-size:11px}header button{border:0;background:none;color:var(--muted);font-size:13px;cursor:pointer}header button span{margin-left:12px;color:var(--lime)}main{max-width:1600px;margin:auto;padding:0 5%}.study{display:grid;grid-template-columns:44% 56%;min-height:590px}.intro{padding-top:58px;z-index:1}.eyebrow{color:var(--lime);margin:0 0 23px}h1{font:clamp(64px,7.1vw,110px)/1.02 var(--display-heavy);letter-spacing:-.055em;margin:0 0 26px;font-weight:400}h1 em{font-weight:400;color:var(--lime)}.lede{font-size:21px;line-height:1.45;margin:0 0 18px}.description{color:var(--muted);max-width:330px;line-height:1.7;font-size:15px}.chapter{display:flex;align-items:center;gap:20px;margin-top:33px;color:#7c828c}.chapter span:first-child{color:var(--lime);white-space:nowrap}.chapter span:last-child{font-size:10px;max-width:140px}.specimen{position:relative;min-height:580px;overflow:hidden}.specimen canvas{position:absolute;width:100%;height:100%;inset:0}.specimen #cat{position:absolute;width:100%;height:96%;object-fit:contain;left:0;top:1%;mix-blend-mode:lighten;transition:filter .2s;z-index:2}.orbit{position:absolute;border:1px solid #353b304d;border-radius:50%;width:73%;aspect-ratio:1;left:13.5%;top:14%;transform:rotate(-25deg) scaleY(.92);transition:opacity .3s}.specimen-top{position:absolute;display:flex;justify-content:space-between;top:29px;width:100%;color:#818792;z-index:3;font-size:11px}.cross{position:absolute;color:#545c61;font:24px monospace;z-index:3}.cross.top{left:6%;top:19%}.cross.bottom{right:5%;bottom:20%}.coordinate{position:absolute;right:0;top:42%;font-size:10px;line-height:2;color:#777f88;z-index:3}.specimen-caption{position:absolute;bottom:13px;left:10%;font-size:11px;letter-spacing:0;color:#a1a8b0;z-index:3}.tiny-line{display:inline-block;width:25px;height:1px;background:var(--lime);vertical-align:middle;margin-right:14px}.lab{display:grid;grid-template-columns:24% 44% 32%;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:30px 0 32px}.model-picker{padding-right:28px}.model-picker .eyebrow{color:var(--muted);font-size:11px;margin-bottom:13px}[role=tablist]{display:grid;gap:3px}[role=tab]{display:flex;align-items:center;text-align:left;gap:17px;color:#9399a2;border:0;background:transparent;padding:10px 14px;cursor:pointer;font-size:16px}[role=tab] span{font:11px var(--util)}[role=tab] b{margin-left:auto;font-weight:400;opacity:0}[role=tab][aria-selected=true]{background:#d7f58a0c;color:var(--lime);border-left:2px solid var(--lime)}[role=tab][aria-selected=true] b{opacity:1}.equation-panel{padding:0 32px;border-left:1px solid var(--line);border-right:1px solid var(--line)}.equation-panel .eyebrow{font-size:11px;margin-bottom:10px;color:#abb2b9}.equation{font:38px/1.3 Georgia,serif;letter-spacing:.025em;min-height:55px}.equation-panel p:not(.eyebrow){font-size:14px;line-height:1.7;margin:10px 0 16px;color:#a7adb5;max-width:420px}.legend{display:flex;gap:22px;font:11px var(--util);color:#777f87}.controls{padding-left:32px}.controls label{display:flex;justify-content:space-between;gap:8px;font-size:14px;align-items:center;margin:3px 0 23px}output{font:16px var(--util);color:var(--lime)}input{accent-color:var(--lime);width:100%;cursor:pointer;height:4px;display:block;margin:0 0 13px}.range-labels{display:flex;justify-content:space-between;font-size:10px;color:#7c858e}.controls p{font-size:14px;line-height:1.7;color:#9ca5ad;margin:22px 0 15px}.reading{font-size:10px;display:flex;justify-content:space-between;color:#828b92;border-top:1px solid #20272b;padding-top:12px}.reading span:last-child{color:var(--lime)}footer{display:flex;justify-content:space-between;align-items:center;gap:30px;padding:16px 0 22px}footer p{font:italic 15px Georgia,serif;color:#939aa3}footer span{font-size:10px;letter-spacing:0;color:#737d88}@media(min-width:1550px){.study{min-height:660px}.specimen{min-height:660px}}@media(max-width:1000px){.edition{display:none}.study{grid-template-columns:46% 54%}.coordinate{display:none}.lab{grid-template-columns:23% 44% 33%}.equation-panel{padding:0 22px}.controls{padding-left:22px}.model-picker{padding-right:16px}.legend{gap:10px;flex-wrap:wrap}.specimen-caption{left:0;font-size:10px}.chapter{margin-bottom:30px}}@media(max-width:700px){header{height:77px}.wordmark span{font-size:10px}.wordmark{gap:9px}.study{display:flex;flex-direction:column}.intro{padding-top:38px}.intro .eyebrow{font-size:10px}h1{font-size:72px;line-height:1.01;margin-bottom:20px}.lede{font-size:20px}.description{max-width:100%;font-size:16px}.chapter{display:none}.specimen{min-height:440px;margin-top:10px}.specimen #cat{height:100%}.specimen-top{top:8px}.specimen-caption{bottom:0}.lab{display:block;padding:24px 0}.model-picker{padding:0}.model-picker [role=tablist]{grid-template-columns:repeat(3,1fr);gap:4px}[role=tab]{padding:10px 9px;gap:8px;font-size:14px}[role=tab] b{display:none}.equation-panel{border:0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:24px 0;margin:22px 0}.equation-panel p:not(.eyebrow){font-size:16px}.controls{padding:0}.controls p{font-size:16px}.controls label{font-size:16px}footer{display:block}footer span{display:block;font-size:11px;line-height:1.7}.equation-panel .eyebrow,.model-picker .eyebrow{font-size:12px}.legend{font-size:12px}.range-labels,.reading{font-size:12px}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}
.edition,.chapter span:last-child,.specimen-top,.coordinate,.specimen-caption,.model-picker .eyebrow,.equation-panel .eyebrow,.legend,.range-labels,.reading,footer span,[role=tab] span{font-size:12px}.specimen-top{letter-spacing:.03em}.equation{font-size:clamp(26px,3vw,38px)}

#blink-frame{transition:opacity 55ms ease-in-out}

/* Preserve the experiment's dark composition within the shared site typography. */
header{flex-direction:row;margin-bottom:0;gap:16px}
h1,h1 em{font-weight:800;font-stretch:condensed;letter-spacing:-.035em}
footer{margin-top:0;border-top:0}
.controls label,[role=tab],header button{font-family:var(--display)}
footer a{color:var(--muted);text-underline-offset:4px}
@media(max-width:700px){h1{font-size:clamp(52px,14vw,72px)}}