:root{--cmu-red: #c41230;--paper: #f7f4ef;--paper-raised: #fffdf9;--paper-sunken: #efeae1;--ink: #1a1714;--ink-soft: #4a443d;--ink-faint: #857d72;--rule: #e0d9cd;--rule-strong: #c9c0b1;--void: #14110f;--void-raised: #211c19;--void-sunken: #0e0c0b;--chalk: #f4efe7;--chalk-soft: #b8b0a4;--chalk-faint: #7d756a;--rule-dark: #342e29;--rule-dark-strong: #4a423b;--c-baseline: #e5484d;--c-baseline-dim: #7d2b2e;--c-zeroshot: #f5a623;--c-zeroshot-dim: #8a5e16;--c-adapted: #30a46c;--c-adapted-dim: #1c5e3e;--accent: var(--cmu-red);--accent-on-dark: #ff6b6b;--font-display: "Fraunces", "Iowan Old Style", Georgia, "Times New Roman", serif;--font-body: "IBM Plex Sans", "Segoe UI", Helvetica, Arial, sans-serif;--font-mono: "IBM Plex Mono", ui-monospace, "SF Mono", "Cascadia Code", Menlo, monospace;--fs-mega: clamp(2.8rem, 1.5rem + 6.5vw, 6.5rem);--fs-h1: clamp(2.2rem, 1.4rem + 4vw, 4rem);--fs-h2: clamp(1.7rem, 1.2rem + 2.4vw, 2.75rem);--fs-h3: clamp(1.25rem, 1.05rem + 1vw, 1.6rem);--fs-lead: clamp(1.1rem, 1rem + .5vw, 1.35rem);--fs-body: 1.0625rem;--fs-small: .9rem;--fs-eyebrow: .78rem;--fs-micro: .72rem;--lh-tight: 1.08;--lh-snug: 1.32;--lh-body: 1.62;--sp-1: .25rem;--sp-2: .5rem;--sp-3: .75rem;--sp-4: 1rem;--sp-5: 1.5rem;--sp-6: 2rem;--sp-7: 3rem;--sp-8: 4.5rem;--sp-9: 7rem;--sp-section: clamp(3.5rem, 2rem + 7vw, 7.5rem);--measure: 68ch;--container: 1180px;--container-wide: 1380px;--radius-sm: 6px;--radius: 12px;--radius-lg: 20px;--shadow-sm: 0 1px 2px rgba(26, 23, 20, .06), 0 2px 6px rgba(26, 23, 20, .05);--shadow: 0 4px 12px rgba(26, 23, 20, .08), 0 12px 32px rgba(26, 23, 20, .08);--shadow-lg: 0 12px 28px rgba(26, 23, 20, .12), 0 30px 60px rgba(26, 23, 20, .14);--shadow-dark: 0 10px 30px rgba(0, 0, 0, .5), 0 30px 70px rgba(0, 0, 0, .45);--ease-out: cubic-bezier(.22, 1, .36, 1);--ease-spring: cubic-bezier(.34, 1.56, .64, 1);--dur-fast: .16s;--dur: .28s;--dur-slow: .56s}@font-face{font-family:Fraunces;src:url(/FADA-humanoid/assets/fraunces-var-ukD16Tqj.woff2) format("woff2");font-weight:100 900;font-stretch:normal;font-style:normal;font-display:swap}@font-face{font-family:Fraunces;src:url(/FADA-humanoid/assets/fraunces-var-italic-Py8at3oI.woff2) format("woff2");font-weight:100 900;font-style:italic;font-display:swap}@font-face{font-family:IBM Plex Sans;src:url(/FADA-humanoid/assets/ibm-plex-sans-400-CDDApCn2.woff2) format("woff2");font-weight:400;font-style:normal;font-display:swap}@font-face{font-family:IBM Plex Sans;src:url(/FADA-humanoid/assets/ibm-plex-sans-italic-400-CZTNEAuW.woff2) format("woff2");font-weight:400;font-style:italic;font-display:swap}@font-face{font-family:IBM Plex Sans;src:url(/FADA-humanoid/assets/ibm-plex-sans-500-6ng42L7E.woff2) format("woff2");font-weight:500;font-style:normal;font-display:swap}@font-face{font-family:IBM Plex Sans;src:url(/FADA-humanoid/assets/ibm-plex-sans-600-CuJfVYMP.woff2) format("woff2");font-weight:600;font-style:normal;font-display:swap}@font-face{font-family:IBM Plex Mono;src:url(/FADA-humanoid/assets/ibm-plex-mono-400-DMJ8VG8y.woff2) format("woff2");font-weight:400;font-style:normal;font-display:swap}@font-face{font-family:IBM Plex Mono;src:url(/FADA-humanoid/assets/ibm-plex-mono-500-DSY6xOcd.woff2) format("woff2");font-weight:500;font-style:normal;font-display:swap}*,*:before,*:after{box-sizing:border-box}*{margin:0}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:5rem}body{font-family:var(--font-body);font-size:var(--fs-body);line-height:var(--lh-body);color:var(--ink);background:var(--paper);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility;font-feature-settings:"kern" 1,"liga" 1;overflow-x:clip}img,picture,video,canvas,svg{display:block;max-width:100%}input,button,textarea,select{font:inherit;color:inherit}button{cursor:pointer;background:none;border:none}a{color:var(--accent);text-decoration:none;text-underline-offset:.18em;text-decoration-thickness:1px;transition:color var(--dur-fast) var(--ease-out)}a:hover{text-decoration:underline}h1,h2,h3,h4{font-family:var(--font-display);font-weight:540;line-height:var(--lh-tight);letter-spacing:-.015em;font-variation-settings:"opsz" 144,"SOFT" 30,"WONK" 0;text-wrap:balance}p{text-wrap:pretty}::selection{background:var(--cmu-red);color:#fff}.eyebrow{font-family:var(--font-mono);font-size:var(--fs-eyebrow);font-weight:500;letter-spacing:.22em;text-transform:uppercase;color:var(--ink-faint)}.dark .eyebrow{color:var(--c-adapted)}.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}:focus-visible{outline:2.5px solid var(--cmu-red);outline-offset:3px;border-radius:3px}.dark :focus-visible{outline-color:var(--accent-on-dark)}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}}.container{width:100%;margin-inline:auto;padding-inline:clamp(1.25rem,5vw,3rem)}.container--default{max-width:var(--container)}.container--wide{max-width:var(--container-wide)}.container--text{max-width:760px}.section{position:relative;padding-block:var(--sp-section)}.section--dark{background:var(--void);color:var(--chalk)}.section--dark:before,.section--dark:after{content:"";position:absolute;left:0;right:0;height:56px;pointer-events:none}.section--dark:before{top:0;background:linear-gradient(to bottom,rgba(0,0,0,.25),transparent)}.section--dark:after{bottom:0;background:linear-gradient(to top,rgba(0,0,0,.25),transparent)}.section__head{max-width:var(--measure);margin-bottom:clamp(2rem,1rem + 3vw,3.5rem)}.section__head--center{max-width:760px;margin-inline:auto;text-align:center}.section__eyebrow{margin-bottom:var(--sp-3)}.section__title{font-size:var(--fs-h2);margin-bottom:var(--sp-4)}.section__intro{font-size:var(--fs-lead);line-height:var(--lh-snug);color:var(--ink-soft)}.section--dark .section__intro{color:var(--chalk-soft)}.pagenav{position:fixed;top:var(--sp-4);left:50%;transform:translate(-50%,-150%);z-index:50;display:flex;align-items:center;gap:var(--sp-4);padding:.5rem .5rem .5rem 1.1rem;border-radius:999px;background:color-mix(in srgb,var(--paper-raised) 86%,transparent);-webkit-backdrop-filter:blur(14px) saturate(1.2);backdrop-filter:blur(14px) saturate(1.2);border:1px solid var(--rule);box-shadow:var(--shadow);opacity:0;transition:transform var(--dur) var(--ease-out),opacity var(--dur) var(--ease-out)}.pagenav.is-visible{transform:translate(-50%);opacity:1}.pagenav__brand{font-family:var(--font-display);font-weight:600;font-size:1.05rem;letter-spacing:-.01em;color:var(--cmu-red)}.pagenav__brand:hover{text-decoration:none}.pagenav__list{list-style:none;display:flex;gap:.2rem;padding:0;margin:0}.pagenav__link{display:inline-block;padding:.4rem .85rem;border-radius:999px;font-size:.88rem;font-weight:500;color:var(--ink-soft);transition:all var(--dur-fast) var(--ease-out)}.pagenav__link:hover{background:var(--paper-sunken);color:var(--ink);text-decoration:none}.pagenav__link.is-active{background:var(--cmu-red);color:#fff}@media(max-width:640px){.pagenav{gap:var(--sp-2);padding-left:.9rem}.pagenav__list{gap:0}.pagenav__link{padding:.35rem .55rem;font-size:.8rem}}.section__head{opacity:0;transform:translateY(18px);transition:opacity var(--dur-slow) var(--ease-out),transform var(--dur-slow) var(--ease-out)}.section.is-inview .section__head{opacity:1;transform:none}@media(prefers-reduced-motion:reduce){.section__head{opacity:1;transform:none}}.hero{position:relative;overflow:hidden;background:var(--void);color:var(--chalk);padding-block:clamp(3.5rem,2rem + 9vw,8rem) clamp(3rem,2rem + 5vw,6rem);isolation:isolate}.hero__grid{position:absolute;top:0;right:0;bottom:0;left:0;background-image:linear-gradient(var(--rule-dark) 1px,transparent 1px),linear-gradient(90deg,var(--rule-dark) 1px,transparent 1px);background-size:56px 56px;-webkit-mask-image:radial-gradient(ellipse 80% 70% at 50% 0%,#000 30%,transparent 75%);mask-image:radial-gradient(ellipse 80% 70% at 50% 0%,#000 30%,transparent 75%);opacity:.5;z-index:-2}.hero__glow{position:absolute;top:-30%;left:50%;transform:translate(-50%);width:min(120%,1100px);height:700px;background:radial-gradient(circle at 50% 40%,rgba(196,18,48,.28),rgba(245,166,35,.08) 40%,transparent 70%);filter:blur(20px);z-index:-1;pointer-events:none}.hero__venue{color:var(--c-zeroshot);margin-bottom:var(--sp-5)}.hero__title{display:flex;flex-direction:column;gap:clamp(.5rem,.3rem + .8vw,1rem);margin-bottom:var(--sp-5)}.hero__acronym{font-family:var(--font-display);font-weight:600;font-size:var(--fs-mega);line-height:.9;letter-spacing:-.03em;font-variation-settings:"opsz" 144,"SOFT" 0,"WONK" 1;background:linear-gradient(170deg,#fff 10%,#f3b5b9 55%,var(--c-baseline) 120%);-webkit-background-clip:text;background-clip:text;color:transparent;width:fit-content}.hero__subtitle{font-family:var(--font-display);font-weight:360;font-size:var(--fs-h2);line-height:1.12;letter-spacing:-.01em;color:var(--chalk);max-width:26ch;margin-bottom:var(--sp-6)}.hero__hl{font-style:normal;font-weight:600;color:var(--c-baseline)}.hero__tagline{font-size:var(--fs-lead);line-height:var(--lh-snug);color:var(--chalk-soft);max-width:60ch;margin-bottom:var(--sp-6)}.authors{margin-bottom:var(--sp-6)}.authors__list{list-style:none;display:flex;flex-wrap:wrap;gap:.35rem 1.4rem;padding:0;margin-bottom:var(--sp-4)}.authors__item{font-size:1.18rem;font-weight:500}.authors__name{color:var(--chalk)}.authors__name:hover{color:var(--accent-on-dark)}.authors__name--plain{color:var(--chalk-soft)}.authors__marks{font-size:.62em;margin-left:.1em;color:var(--chalk-faint);font-weight:600}.authors__marks span+span{margin-left:.15em}.authors__affils{list-style:none;display:flex;flex-wrap:wrap;gap:.25rem 1.4rem;padding:0;font-size:var(--fs-small);color:var(--chalk-faint)}.authors__affils sup{margin-right:.25em}.authors__affils a{color:var(--chalk-soft)}.linkbtns{display:flex;flex-wrap:wrap;gap:var(--sp-3);margin-bottom:var(--sp-7)}.linkbtn{display:inline-flex;align-items:center;gap:.55rem;padding:.7rem 1.25rem;border-radius:999px;font-weight:500;font-size:.98rem;color:var(--void);background:var(--chalk);border:1px solid transparent;transition:transform var(--dur-fast) var(--ease-out),background var(--dur-fast) var(--ease-out),box-shadow var(--dur-fast) var(--ease-out)}.linkbtn:hover{text-decoration:none;transform:translateY(-2px);box-shadow:0 8px 22px #0006}.linkbtn__icon{display:inline-flex}.linkbtn--disabled{background:transparent;color:var(--chalk-soft);border-color:var(--rule-dark-strong);cursor:not-allowed}.linkbtn--disabled:hover{transform:none;box-shadow:none}.linkbtn__soon{font-family:var(--font-mono);font-size:.62rem;letter-spacing:.1em;text-transform:uppercase;padding:.1rem .4rem;border-radius:4px;background:var(--rule-dark);color:var(--chalk-faint)}.hero__stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--sp-4);margin:0;padding-top:var(--sp-6);border-top:1px solid var(--rule-dark);max-width:880px}.hero__stat{display:flex;flex-direction:column;gap:.3rem;padding-left:var(--sp-4);border-left:2px solid var(--stat-color)}.hero__stat-value{font-family:var(--font-display);font-weight:560;font-size:clamp(1.6rem,1.1rem + 1.8vw,2.4rem);line-height:1;color:var(--stat-color);font-variation-settings:"opsz" 80}.hero__stat-label{margin:0;font-size:var(--fs-small);color:var(--chalk-soft);line-height:1.4}@media(max-width:680px){.hero__stats{grid-template-columns:1fr;gap:var(--sp-5)}}.cmu-wordmark{display:inline-flex;flex-direction:column;font-family:var(--font-display);font-weight:600;line-height:.96;font-size:var(--cmu-h, 34px);letter-spacing:-.01em;font-variation-settings:"opsz" 40,"WONK" 0}.cmu-wordmark__line--light{font-weight:380}.footer{background:var(--void-sunken);color:var(--chalk);padding-block:clamp(3rem,2rem + 4vw,5rem) var(--sp-6);border-top:1px solid var(--rule-dark)}.footer__top{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:flex-start;gap:var(--sp-6);padding-bottom:var(--sp-6);border-bottom:1px solid var(--rule-dark)}.footer__acronym{font-family:var(--font-display);font-weight:600;font-size:2rem;letter-spacing:-.02em;color:var(--c-baseline);display:block;margin-bottom:var(--sp-2)}.footer__line{max-width:38ch;color:var(--chalk-soft);font-size:var(--fs-small);line-height:1.4;margin-bottom:var(--sp-2)}.footer__logos{display:flex;align-items:center;gap:clamp(1.5rem,1rem + 3vw,3rem)}.footer__lab img{height:40px;width:auto;opacity:.92;filter:brightness(0) invert(1);transition:opacity var(--dur-fast) var(--ease-out)}.footer__lab:hover img{opacity:1}.footer__bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:var(--sp-3);padding-top:var(--sp-5);font-size:var(--fs-small);color:var(--chalk-faint)}.footer__credit{color:var(--chalk-faint)}@media(max-width:600px){.footer__top{flex-direction:column}}.abstract{padding-block:var(--sp-section)}.abstract__layout{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:clamp(2rem,1rem + 5vw,5rem);align-items:start}.abstract__aside{position:sticky;top:6rem}.abstract__aside .eyebrow{margin-bottom:var(--sp-4)}.abstract__question{font-family:var(--font-display);font-size:clamp(1.6rem,1.1rem + 2.2vw,2.6rem);font-weight:460;line-height:1.12;letter-spacing:-.02em;font-variation-settings:"opsz" 144,"SOFT" 40,"WONK" 1;font-style:italic;color:var(--ink);margin-bottom:var(--sp-5);text-wrap:balance}.abstract__answer{font-size:var(--fs-lead);color:var(--ink-soft);padding-left:var(--sp-4);border-left:3px solid var(--cmu-red)}.abstract__answer strong{color:var(--cmu-red);font-weight:600}.abstract__body{font-size:1.18rem;line-height:1.72;color:var(--ink-soft)}.abstract__body:first-letter{font-family:var(--font-display);font-weight:600;color:var(--cmu-red);font-size:3.1em;line-height:.82;float:left;margin:.06em .12em 0 0;font-variation-settings:"opsz" 144}@media(max-width:860px){.abstract__layout{grid-template-columns:1fr;gap:var(--sp-5)}.abstract__aside{position:static}.abstract__body{font-size:1.08rem}}.datacollect__body{font-size:var(--fs-lead);line-height:var(--lh-snug);color:var(--ink-soft);margin-bottom:var(--sp-6)}.citation__block{position:relative;margin-top:var(--sp-4)}.citation__pre{font-family:var(--font-mono);font-size:.82rem;line-height:1.65;color:var(--ink-soft);background:var(--paper-sunken);border:1px solid var(--rule);border-radius:var(--radius);padding:var(--sp-5);padding-top:calc(var(--sp-5) + 1.4rem);overflow-x:auto;white-space:pre;-moz-tab-size:2;tab-size:2}.citation__copy{position:absolute;top:var(--sp-3);right:var(--sp-3)}.overview-video{margin:0 auto;max-width:1000px;border-radius:var(--radius);overflow:hidden;border:1px solid var(--rule-dark);background:#000;box-shadow:var(--shadow)}.overview-video__el{display:block;width:100%;aspect-ratio:16 / 9;background:#000}.figure{margin:0 auto}.figure__bar{display:flex;align-items:center;gap:.8rem;margin-bottom:var(--sp-3)}.figure__bar-rule{width:1.8rem;height:2px;background:var(--cmu-red);border-radius:2px}.figure__bar-label{font-family:var(--font-mono);font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-faint)}.dark .figure__bar-label{color:var(--chalk-faint)}.figure__plate{position:relative;border-radius:var(--radius-lg);overflow:hidden;padding:clamp(1rem,.5rem + 2.5vw,2.5rem);background:var(--paper-sunken);box-shadow:inset 0 0 0 1px #1a17140f,0 1px 2px #1a17140a,0 8px 24px #1a171414}.dark .figure__plate{background:var(--void-sunken);box-shadow:inset 0 0 0 1px var(--rule-dark),0 10px 30px #00000080}.figure__grid{position:absolute;top:0;right:0;bottom:0;left:0;background-image:radial-gradient(rgba(26,23,20,.1) 1px,transparent 1px);background-size:22px 22px;-webkit-mask-image:radial-gradient(ellipse 80% 80% at 50% 50%,#000 55%,transparent 100%);mask-image:radial-gradient(ellipse 80% 80% at 50% 50%,#000 55%,transparent 100%);pointer-events:none}.dark .figure__grid{background-image:radial-gradient(rgba(244,239,231,.08) 1px,transparent 1px)}.figure--bare .figure__plate{background:transparent;box-shadow:none;padding:0}.figure--bare .figure__grid{display:none}.figure__img{position:relative;width:100%;height:auto;display:block;border-radius:var(--radius);background:#fff;border:1px solid var(--rule);box-shadow:0 2px 4px #1a17140d,0 12px 28px #1a171417;padding:clamp(.5rem,.3rem + 1vw,1.1rem)}.figure__caption{margin-top:var(--sp-5);font-size:1.02rem;line-height:1.6;color:var(--ink-soft);max-width:76ch;margin-inline:auto;text-align:center}.dark .figure__caption{color:var(--chalk-faint)}.figure__caption b{color:var(--ink);font-weight:600}.dark .figure__caption b{color:var(--chalk-soft)}.figure{opacity:0;transform:translateY(24px);transition:opacity var(--dur-slow) var(--ease-out),transform var(--dur-slow) var(--ease-out)}.figure.is-inview{opacity:1;transform:none}@media(prefers-reduced-motion:reduce){.figure{opacity:1;transform:none}}.method-stages{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--sp-5);margin-bottom:clamp(2.5rem,1.5rem + 4vw,4.5rem)}.stage{position:relative;padding:var(--sp-6) var(--sp-5) var(--sp-5);border-radius:var(--radius-lg);background:radial-gradient(140% 120% at 0% 0%,color-mix(in srgb,var(--stage-color) 9%,transparent),transparent 55%),var(--paper-raised);border:1px solid var(--rule);box-shadow:var(--shadow-sm);transition:transform var(--dur) var(--ease-out),box-shadow var(--dur) var(--ease-out)}.stage:hover{transform:translateY(-4px);box-shadow:var(--shadow)}.stage__num{position:absolute;top:var(--sp-3);right:var(--sp-4);font-family:var(--font-display);font-weight:600;font-size:3.4rem;line-height:1;color:var(--stage-color);opacity:.16;font-variation-settings:"opsz" 144,"WONK" 1}.stage__kicker{display:inline-flex;align-items:center;gap:.5rem;font-family:var(--font-mono);font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;color:var(--stage-color);margin-bottom:var(--sp-4)}.stage__kicker:before{content:"";width:1.6rem;height:2px;background:var(--stage-color)}.stage__title{font-family:var(--font-display);font-size:1.45rem;font-weight:540;margin-bottom:var(--sp-3);letter-spacing:-.015em;font-variation-settings:"opsz" 60,"SOFT" 20}.stage__body{font-size:.98rem;line-height:1.55;color:var(--ink-soft)}.stage__arrow{position:absolute;top:50%;right:calc(-.5 * var(--sp-5) - 13px);transform:translateY(-50%);z-index:2}@media(max-width:880px){.method-stages{grid-template-columns:1fr;gap:var(--sp-4)}.stage__arrow{top:auto;right:50%;bottom:calc(-.5 * var(--sp-4) - 13px);transform:translate(50%) rotate(90deg)}}.taskswitch{display:flex;gap:var(--sp-3);overflow-x:auto;padding-bottom:var(--sp-3);margin-bottom:var(--sp-5);scroll-snap-type:x proximity;scrollbar-width:thin}.taskcard{flex:0 0 auto;display:flex;flex-direction:column;gap:.25rem;align-items:flex-start;padding:.7rem 1.1rem;border-radius:var(--radius);background:var(--void-raised);border:1px solid var(--rule-dark);color:var(--chalk-soft);scroll-snap-align:start;transition:all var(--dur-fast) var(--ease-out)}.taskcard:hover{border-color:var(--rule-dark-strong);color:var(--chalk);transform:translateY(-2px)}.taskcard--active{background:linear-gradient(160deg,var(--void-raised),#2c2420);border-color:var(--c-adapted);color:var(--chalk);box-shadow:0 0 0 1px var(--c-adapted),0 8px 24px #0006}.taskcard__robot{font-family:var(--font-mono);font-size:.66rem;letter-spacing:.12em;padding:.1rem .4rem;border-radius:4px;background:var(--rule-dark);color:var(--chalk-soft)}.taskcard--active .taskcard__robot{background:var(--c-adapted);color:#06140d}.taskcard__label{font-size:.96rem;font-weight:500;white-space:nowrap}.results__head{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:var(--sp-4);margin-bottom:var(--sp-5)}.results__scenario{font-size:var(--fs-lead);color:var(--chalk);font-family:var(--font-display);font-weight:380;font-style:italic}.clegend{list-style:none;display:flex;flex-wrap:wrap;gap:var(--sp-4);padding:0;margin:0}.clegend__item{display:inline-flex;align-items:center;gap:.5rem;font-size:var(--fs-small);color:var(--chalk-soft)}.clegend__dot{width:.7rem;height:.7rem;border-radius:50%;background:var(--c);box-shadow:0 0 0 4px color-mix(in srgb,var(--c) 22%,transparent)}.vtrio{display:flex;flex-direction:column;gap:var(--sp-5)}.vtrio__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--sp-4)}.vpane{margin:0;display:flex;flex-direction:column;gap:var(--sp-3)}.vpane__frame{position:relative;border-radius:var(--radius);overflow:hidden;border:1px solid var(--rule-dark);background:#000;box-shadow:var(--shadow-dark);aspect-ratio:16 / 9;max-height:64vh;margin-inline:auto}.vpane--emph .vpane__frame{border-color:var(--pane-color);box-shadow:0 0 0 1px var(--pane-color),0 14px 40px #00000080}.vpane__video{width:100%;height:100%;object-fit:contain;display:block}.vpane--portrait .vpane__frame{max-width:min(100%,340px)}.vpane__chip{position:absolute;top:.7rem;left:.7rem;display:inline-flex;align-items:center;gap:.45rem;padding:.32rem .7rem;border-radius:999px;font-family:var(--font-mono);font-size:.74rem;font-weight:500;letter-spacing:.03em;color:#fff;background:color-mix(in srgb,var(--pane-color) 26%,rgba(0,0,0,.78));-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);border:1px solid color-mix(in srgb,var(--pane-color) 55%,transparent)}.vpane__dot{width:.55rem;height:.55rem;border-radius:50%;background:var(--pane-color)}.vpane__caption{font-size:var(--fs-small);color:var(--chalk-faint);line-height:1.4;padding-inline:.2rem}.vcontrols{display:flex;align-items:center;gap:var(--sp-3);padding:.7rem 1rem;border-radius:999px;background:var(--void-raised);border:1px solid var(--rule-dark)}.vcontrols__btn{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:50%;color:var(--chalk-soft);background:transparent;transition:all var(--dur-fast) var(--ease-out);flex:none}.vcontrols__btn:hover{background:var(--rule-dark);color:var(--chalk)}.vcontrols__btn--primary{background:var(--chalk);color:var(--void)}.vcontrols__btn--primary:hover{background:#fff;color:var(--void)}.vcontrols__time{font-family:var(--font-mono);font-size:.8rem;color:var(--chalk-faint);white-space:nowrap;flex:none}.vcontrols__scrub{flex:1;-webkit-appearance:none;-moz-appearance:none;appearance:none;height:6px;border-radius:999px;background:linear-gradient(to right,var(--c-adapted) 0%,var(--c-adapted) calc(var(--_p, 0) * 1%),var(--rule-dark) 0%);background:var(--rule-dark);cursor:pointer;min-width:80px}.vcontrols__scrub::-webkit-slider-thumb{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:16px;height:16px;border-radius:50%;background:var(--chalk);border:3px solid var(--c-adapted);cursor:pointer}.vcontrols__scrub::-moz-range-thumb{width:16px;height:16px;border-radius:50%;background:var(--chalk);border:3px solid var(--c-adapted);cursor:pointer}.singlevid{margin:0}.singlevid__frame{position:relative;border-radius:var(--radius);overflow:hidden;border:1px solid var(--rule);background:#000;box-shadow:var(--shadow)}.singlevid__video{width:100%;display:block}@media(max-width:860px){.vtrio__grid{grid-template-columns:1fr;gap:var(--sp-5)}.vpane--portrait .vpane__frame{max-width:min(100%,420px)}}.quant{display:flex;flex-direction:column;gap:var(--sp-5);width:min(96vw,1560px);margin-inline:calc(50% - min(48vw,780px))}.quant__tabs{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:var(--sp-2)}.quant__tab{padding:.5rem 1rem;border-radius:999px;font-size:.92rem;font-weight:500;color:var(--chalk-faint);border:1px solid transparent;transition:all var(--dur-fast) var(--ease-out)}.quant__tab:hover{color:var(--chalk)}.quant__tab.is-active{color:var(--chalk);background:var(--void-raised);border-color:var(--rule-dark-strong)}.quant__swipe-hint{display:inline-flex;align-items:center;gap:.35rem;margin-left:var(--sp-2);font-family:var(--font-mono);font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--chalk-faint);opacity:.7}.quant__track{display:flex;align-items:flex-start;max-width:100%;overflow-x:auto;overflow-y:hidden;overscroll-behavior-x:contain;scroll-snap-type:x mandatory;scroll-behavior:smooth;scrollbar-width:none;-ms-overflow-style:none;border-radius:var(--radius-lg);outline-offset:4px;transition:height var(--dur) var(--ease-out)}.quant__track::-webkit-scrollbar{display:none}.quant__slide{flex:0 0 100%;width:100%;min-width:0;scroll-snap-align:center;scroll-snap-stop:always}.quant__slide .quant__panel{overflow:hidden}.quant__slide[aria-hidden=true]{align-self:flex-start}.quant__dots{display:flex;justify-content:center;gap:.5rem}.quant__dot{width:9px;height:9px;border-radius:50%;background:var(--rule-dark-strong);transition:all var(--dur-fast) var(--ease-out)}.quant__dot.is-active{background:var(--c-adapted);transform:scale(1.25)}@media(prefers-reduced-motion:reduce){.quant__track{scroll-behavior:auto}}.quant__panel{background:var(--void-raised);border:1px solid var(--rule-dark);border-radius:var(--radius-lg);padding:clamp(1.25rem,.8rem + 2vw,2.5rem);box-shadow:var(--shadow-dark)}.quant__head{margin-bottom:var(--sp-5)}.quant__title{font-size:var(--fs-h3);color:var(--chalk);margin-bottom:var(--sp-2)}.quant__subtitle{color:var(--chalk-soft);font-size:var(--fs-small);max-width:70ch}.quant__note{margin-top:var(--sp-4);padding-top:var(--sp-4);border-top:1px solid var(--rule-dark);font-size:var(--fs-small);color:var(--chalk-faint);font-style:italic}.quant__split{display:grid;grid-template-columns:2fr 3fr;gap:clamp(1.5rem,1rem + 2vw,3rem);align-items:stretch}.quant__split-block{display:flex;flex-direction:column;gap:var(--sp-3)}.quant__split-block .chart,.quant__split-block .chart__plot-wrap{flex:1}.quant__split-block .chart__svg{height:100%}.quant__center{max-width:920px;margin-inline:auto}.quant__split-label{font-family:var(--font-mono);font-size:.82rem;letter-spacing:.08em;text-transform:uppercase;color:var(--chalk-soft);padding-bottom:var(--sp-2);border-bottom:1px solid var(--rule-dark)}@media(max-width:760px){.quant__split{grid-template-columns:1fr}}.quant__multi{display:flex;flex-direction:column;gap:clamp(1.5rem,1rem + 2vw,2.5rem)}.quant__multi-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(1.5rem,1rem + 2vw,2.5rem);align-items:start}.quant__multi-grid--3{grid-template-columns:repeat(3,1fr)}.quant__multi-grid--3 .chart__svg{width:100%;height:auto}.quant__multi-grid--3 .chart__tick,.quant__multi-grid--3 .chart__axis-title,.quant__multi-grid--3 .chart__group-label{font-size:19px}.quant__multi-grid--3 .chart__value,.quant__multi-grid--3 .linechart__tag,.quant__multi-grid--3 .lolli__val{font-size:21px}.quant__multi-grid--3 .chart__marker-label,.quant__multi-grid--3 .chart__best-label{font-size:18px}.quant__multi-grid--3 .chart__legend-item{font-size:1.02rem}.quant__multi-item{display:flex;flex-direction:column;gap:var(--sp-3);min-width:0}@media(max-width:980px){.quant__multi-grid--3{grid-template-columns:1fr}}@media(max-width:820px){.quant__multi-grid{grid-template-columns:1fr}}.chart{display:flex;flex-direction:column;gap:var(--sp-4)}.chart__legend{display:flex;flex-wrap:wrap;gap:var(--sp-3)}.chart__legend-item{display:inline-flex;align-items:center;gap:.5rem;padding:.34rem .8rem;border-radius:999px;font-size:.95rem;font-weight:500;color:var(--chalk-soft);background:var(--void-sunken);border:1px solid var(--rule-dark);transition:all var(--dur-fast) var(--ease-out)}.chart__legend-item:not(.is-static):hover{color:var(--chalk);border-color:var(--rule-dark-strong)}.chart__legend-item.is-off{opacity:.4}.chart__legend-item.is-off .chart__swatch{background:transparent;border:1.5px solid currentColor}.chart__legend-item.is-highlight{border-color:color-mix(in srgb,var(--series) 60%,transparent)}.chart__swatch{width:.8rem;height:.8rem;border-radius:3px;background:var(--series);flex:none}.chart__plot-wrap{position:relative;width:100%}.chart__svg{width:100%;height:auto;overflow:visible}.chart__grid{stroke:var(--rule-dark);stroke-width:1}.chart__tick,.chart__axis-title,.chart__group-label{fill:var(--chalk-faint);font-family:var(--font-mono);font-size:14px}.chart__axis-title{font-size:13px;letter-spacing:.08em;text-transform:uppercase}.chart__group-label{fill:var(--chalk-soft);font-family:var(--font-body);font-size:15px;font-weight:500}.chart__group-hint{fill:var(--chalk-faint);font-family:var(--font-mono);font-size:12px;letter-spacing:.04em}.chart__value{fill:var(--chalk);font-family:var(--font-mono);font-size:13.5px;font-weight:600}.chart--compact .chart__tick,.chart--compact .chart__axis-title{font-size:11.5px}.chart--compact .chart__group-label{font-size:12.5px}.chart--compact .chart__value{font-size:11.5px}.chart--compact .chart__group-hint{font-size:10.5px}.chart__baseline-ref{stroke:var(--chalk-faint);stroke-width:1;stroke-dasharray:4 4;opacity:.6}.chart__ref-label{fill:var(--chalk-faint);font-family:var(--font-mono);font-size:12px}.chart__bar{transition:height var(--dur-slow) var(--ease-out),y var(--dur-slow) var(--ease-out),opacity var(--dur-fast) var(--ease-out);cursor:pointer}.chart__bar:hover{opacity:.82}.chart__bar--highlight{filter:drop-shadow(0 0 6px color-mix(in srgb,var(--c-adapted) 50%,transparent))}.chart__best-band{fill:color-mix(in srgb,var(--c-adapted) 10%,transparent);stroke:color-mix(in srgb,var(--c-adapted) 40%,transparent);stroke-width:1;stroke-dasharray:3 3}.chart__best-label{fill:var(--c-adapted);font-family:var(--font-mono);font-size:10px;letter-spacing:.08em;text-transform:uppercase}.chart__tooltip{position:absolute;transform:translate(-50%,-115%);pointer-events:none;background:var(--chalk);color:var(--void);padding:.4rem .7rem;border-radius:var(--radius-sm);box-shadow:0 6px 20px #00000080;display:flex;flex-direction:column;align-items:center;gap:.1rem;white-space:nowrap;z-index:5}.chart__tooltip-val{font-family:var(--font-mono);font-weight:600;font-size:.95rem}.chart__tooltip-label{font-size:.7rem;color:var(--ink-soft)}.chart__marker-line{stroke:var(--chalk-soft);stroke-width:1.2;stroke-dasharray:4 4;opacity:.6}.chart__marker-label{fill:var(--chalk-soft);font-family:var(--font-mono);font-size:13px;letter-spacing:.04em}.linechart__area{opacity:0;transition:opacity var(--dur-slow) var(--ease-out) .2s}.linechart.is-revealed .linechart__area{opacity:1}.linechart__line{fill:none;stroke-width:2.5;stroke-linecap:round;stroke-linejoin:round;stroke-dasharray:1400;stroke-dashoffset:1400}.linechart.is-revealed .linechart__line{transition:stroke-dashoffset 1.1s var(--ease-out);stroke-dashoffset:0}.linechart__dot{opacity:0;transition:opacity var(--dur) var(--ease-out),r var(--dur-fast) var(--ease-out);cursor:pointer}.linechart.is-revealed .linechart__dot{opacity:1}.linechart__tag{fill:var(--chalk);font-family:var(--font-mono);font-size:14px;font-weight:600}.lolli__stem{stroke-width:2;transition:y2 var(--dur-slow) var(--ease-out)}.lolli__head{transition:cy var(--dur-slow) var(--ease-out),r var(--dur-fast) var(--ease-out);cursor:pointer}.lolli__head.is-hl{filter:drop-shadow(0 0 7px color-mix(in srgb,var(--c-adapted) 60%,transparent))}.lolli__val{font-family:var(--font-mono);font-size:15px;font-weight:600}.slope__axis{fill:var(--chalk-soft);font-family:var(--font-mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase}.slope__post{stroke:var(--rule-dark-strong);stroke-width:1}.slope__line{stroke-width:2.5;stroke-linecap:round;transition:y2 var(--dur-slow) var(--ease-out)}.slope__dot-hl{filter:drop-shadow(0 0 6px color-mix(in srgb,var(--c-adapted) 55%,transparent))}.slope__leader{stroke-width:1;opacity:.5}.slope__end-label{font-family:var(--font-body);font-size:12px}.slope__end-name{font-weight:600}.slope__end-delta{font-family:var(--font-mono);font-size:11px;opacity:.85}@media(prefers-reduced-motion:reduce){.chart__bar,.linechart__line,.linechart__area,.linechart__dot,.lolli__stem,.lolli__head,.slope__line{transition:none;stroke-dashoffset:0;opacity:1}}@media(max-width:600px){.chart__group-label{font-size:10px}}.chart__swatch--dot{border-radius:50%}.dumbbell__label{fill:var(--chalk-soft);font-family:var(--font-body);font-size:14px;font-weight:500}.dumbbell__track{stroke:var(--rule-dark-strong);stroke-width:3;stroke-linecap:round;transition:x2 var(--dur-slow) var(--ease-out)}.dumbbell__dot{transition:cx var(--dur-slow) var(--ease-out),r var(--dur-fast) var(--ease-out);cursor:pointer;stroke:var(--void-raised);stroke-width:2}.dumbbell__dot.is-hl{filter:drop-shadow(0 0 7px color-mix(in srgb,var(--c-adapted) 65%,transparent))}.dumbbell__dot:hover{r:10}.dumbbell__val{fill:var(--c-adapted);font-family:var(--font-mono);font-size:14px;font-weight:600}.quant__center--radar{max-width:760px}.radar__wrap{display:flex;justify-content:center}.radar{max-width:620px;margin-inline:auto}.radar__ring{fill:none;stroke:var(--rule-dark);stroke-width:1}.radar__ring-label{fill:var(--chalk-faint);font-family:var(--font-mono);font-size:11px}.radar__spoke{stroke:var(--rule-dark);stroke-width:1}.radar__axis-label{fill:var(--chalk-soft);font-family:var(--font-body);font-size:14px;font-weight:500;transition:fill var(--dur-fast) var(--ease-out)}.radar__axis-label.is-hover{fill:var(--chalk)}.radar__poly{fill-opacity:.08;stroke-width:2;stroke-linejoin:round;transition:all var(--dur-slow) var(--ease-out)}.radar__series.is-hl .radar__poly{fill-opacity:.2;stroke-width:3;filter:drop-shadow(0 0 8px color-mix(in srgb,var(--c-adapted) 45%,transparent))}.radar__vertex{transition:all var(--dur-slow) var(--ease-out)}.radar .radar__poly,.radar .radar__vertex{transform-box:fill-box}.radar__readout{position:absolute;top:0;right:0;background:var(--void-sunken);border:1px solid var(--rule-dark);border-radius:var(--radius);padding:.7rem .9rem;min-width:190px;pointer-events:none}.radar__readout-title{font-family:var(--font-display);font-size:1rem;color:var(--chalk);margin-bottom:var(--sp-2)}.radar__readout ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.3rem}.radar__readout li{display:flex;align-items:center;gap:.5rem;font-size:.85rem;color:var(--chalk-soft)}.radar__readout-dot{width:.7rem;height:.7rem;border-radius:50%;background:var(--series);flex:none}.radar__readout-name{flex:1}.radar__readout-val{font-family:var(--font-mono);font-weight:600;color:var(--chalk)}@media(max-width:760px){.radar__readout{position:static;margin-top:var(--sp-4)}}@media(prefers-reduced-motion:reduce){.dumbbell__track,.dumbbell__dot,.radar__poly,.radar__vertex{transition:none}}.chip{display:inline-flex;align-items:center;gap:.45em;font-family:var(--font-mono);font-size:.74rem;font-weight:500;letter-spacing:.04em;line-height:1;white-space:nowrap;border-radius:999px}.chip--dot{color:inherit}.chip__dot{width:.6em;height:.6em;border-radius:50%;background:var(--chip-color);box-shadow:0 0 0 3px color-mix(in srgb,var(--chip-color) 22%,transparent);flex:none}.chip--filled{padding:.35em .7em;background:var(--chip-color);color:#fff}.chip--outline{padding:.32em .7em;border:1.5px solid var(--chip-color);color:var(--chip-color)}.copy-btn{display:inline-flex;align-items:center;gap:.4rem;padding:.45rem .85rem;border-radius:var(--radius-sm);font-family:var(--font-mono);font-size:.8rem;border:1px solid var(--rule-strong);background:var(--paper-raised);color:var(--ink-soft);transition:all var(--dur-fast) var(--ease-out)}.copy-btn:hover{border-color:var(--cmu-red);color:var(--cmu-red)}.copy-btn.is-copied{border-color:var(--c-adapted);color:var(--c-adapted)}.dark .copy-btn{background:var(--void-raised);border-color:var(--rule-dark-strong);color:var(--chalk-soft)}.segmented{display:inline-flex;flex-wrap:wrap;gap:4px;padding:5px;border-radius:999px;background:var(--paper-sunken);border:1px solid var(--rule)}.dark .segmented{background:var(--void-sunken);border-color:var(--rule-dark)}.segmented__opt{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:none;background:transparent;padding:.5rem 1.05rem;border-radius:999px;font-size:.92rem;font-weight:500;color:var(--ink-soft);white-space:nowrap;transition:all var(--dur-fast) var(--ease-out)}.dark .segmented__opt{color:var(--chalk-soft)}.segmented__opt:hover{color:var(--ink)}.dark .segmented__opt:hover{color:var(--chalk)}.segmented__opt[aria-checked=true]{background:var(--paper-raised);color:var(--ink);box-shadow:var(--shadow-sm)}.dark .segmented__opt[aria-checked=true]{background:var(--void-raised);color:var(--chalk);box-shadow:none}.viewer-explainer{max-width:72ch;margin-bottom:var(--sp-5);display:flex;flex-direction:column;gap:var(--sp-3)}.viewer-explainer p{color:var(--chalk-soft);font-size:var(--fs-body);line-height:1.6}.viewer-explainer b{color:var(--chalk);font-weight:600}.viewer-explainer .explainer-zs{color:var(--c-baseline);font-weight:600}.viewer-explainer .explainer-fada{color:var(--c-adapted);font-weight:600}.viewer-placeholder{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--sp-3);min-height:320px;padding:var(--sp-7);border-radius:var(--radius-lg);background:radial-gradient(circle at 50% 40%,rgba(48,164,108,.08),transparent 60%),var(--void-raised);border:1px dashed var(--rule-dark-strong);text-align:center;overflow:hidden}.viewer-placeholder__pulse{width:56px;height:56px;border-radius:50%;background:var(--c-adapted);opacity:.85;box-shadow:0 0 #30a46c80;animation:viewer-pulse 2.4s var(--ease-out) infinite}@keyframes viewer-pulse{0%{box-shadow:0 0 #30a46c73}70%{box-shadow:0 0 0 28px #30a46c00}to{box-shadow:0 0 #30a46c00}}.viewer-placeholder__label{font-family:var(--font-mono);font-size:.8rem;letter-spacing:.12em;text-transform:uppercase;color:var(--c-adapted)}.viewer-placeholder__text{max-width:48ch;color:var(--chalk-soft);font-size:var(--fs-small)}.viewer-placeholder__launch{margin-top:var(--sp-2);font-family:var(--font-mono);font-size:.9rem;padding:.6rem 1.3rem;color:var(--void);background:var(--c-adapted);border:none;border-radius:999px;cursor:pointer;transition:transform var(--dur-fast) var(--ease-out),filter var(--dur-fast) var(--ease-out)}.viewer-placeholder__launch:hover{filter:brightness(1.1);transform:translateY(-1px)}@media(prefers-reduced-motion:reduce){.viewer-placeholder__pulse{animation:none}}