:root{--paper:#f7f8f4;--sage:#e7eae4;--ink:#203c34;--body:#42544c;--rule:#c9d0c7;--display:'Cabinet Grotesk',Arial,sans-serif;--sans:'General Sans',Arial,sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:90px}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.65;-webkit-font-smoothing:antialiased}button,input{font:inherit}button,a{-webkit-tap-highlight-color:transparent}a{color:inherit;text-decoration:none}button{color:inherit;cursor:pointer;background:none;border:0}button:focus-visible,a:focus-visible,input:focus-visible,summary:focus-visible{outline:2px solid var(--ink);outline-offset:6px}img{display:block;width:100%}h1,h2,h3,p,figure{margin:0}h1,h2,h3{font-family:var(--display);font-weight:500;letter-spacing:-.047em;line-height:1.04}h2{font-size:clamp(38px,4.3vw,70px)}h3{font-size:clamp(28px,3vw,45px)}p{color:var(--body)}p+p{margin-top:20px}::selection{background:#bdd0b5;color:var(--ink)}[hidden]{display:none!important}.skip-link{position:fixed;top:-100px;left:20px;background:white;padding:12px;z-index:200}.skip-link:focus{top:15px}.site-header{position:absolute;z-index:20;top:0;left:0;width:100%;height:105px;padding:0 4.5%;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #203c341c}.wordmark{display:flex;align-items:baseline;font-family:var(--display);font-weight:800;font-size:38px;letter-spacing:-.07em;line-height:1}.brand-dot{width:6px;height:6px;background:var(--ink);margin-left:4px}.site-header nav{display:flex;gap:36px;font-size:14px}.site-header nav a{position:relative}.site-header nav a:after{content:'';position:absolute;bottom:-7px;left:0;width:100%;height:1px;background:currentColor;transform:scaleX(0);transform-origin:left;transition:transform .3s}.site-header nav a:hover:after{transform:scaleX(1)}.site-header nav a:last-child{margin-left:45px}.site-header nav a span{margin-left:22px}.menu-button{display:none}.hero{height:max(780px,100svh);min-height:700px;position:relative;overflow:hidden;background:var(--sage)}.hero-image{position:absolute;height:100%;object-fit:cover;object-position:center;animation:hero-settle 2.8s cubic-bezier(.2,.65,.2,1) both}.hero-copy{position:absolute;left:4.5%;top:25%;z-index:2;width:42%}.project-name{font-size:14px;line-height:1.45;color:var(--ink);margin-bottom:32px}.hero h1{font-size:clamp(60px,6.05vw,100px);letter-spacing:-.055em;line-height:.99}.hero-description{margin-top:30px;font-size:17px;line-height:1.55}.hero-link{display:inline-flex;align-items:center;gap:50px;margin-top:35px;border-bottom:1px solid #203c3460;padding-bottom:13px;font-size:14px}.hero-link span{font-size:23px;transition:transform .3s}.hero-link:hover span{transform:translateY(5px)}.hero-foot{position:absolute;bottom:24px;left:4.5%;right:4.5%;display:flex;justify-content:space-between;font-size:12px}.concept-note{opacity:.7}.section-wrap{padding:110px 7%}.section-label{font-size:13px;color:var(--ink)}.opening-statement{display:grid;grid-template-columns:1fr 3fr;gap:40px;padding-top:100px;padding-bottom:110px}.opening-statement h2{font-size:clamp(38px,4.15vw,65px)}.opening-statement>div>p{max-width:610px;font-size:18px;margin-top:35px}.walkthrough{position:relative;background:var(--sage);isolation:isolate}.world-stage{position:sticky;top:0;height:100svh;min-height:600px;overflow:hidden;margin-bottom:-100svh;background:var(--sage);z-index:0}.world-fallback{position:absolute;width:100%;height:100%;object-fit:cover;transition:opacity .35s}#world-canvas{position:absolute;inset:0}#world-canvas canvas{display:block;width:100%;height:100%;opacity:0;transition:opacity .4s}.world-ready #world-canvas canvas{opacity:1}.world-ready .world-fallback{opacity:0}.static-world #world-canvas{display:none}.static-world .world-fallback{opacity:1}.world-top{position:absolute;left:4.5%;right:4.5%;top:28px;display:flex;justify-content:space-between;z-index:3;font-size:13px}.world-top button{font-size:12px;border-bottom:1px solid #203c3450;padding:0 0 3px}.world-bottom{position:absolute;bottom:25px;left:4.5%;right:4.5%;display:flex;justify-content:space-between;font-size:11px;z-index:3}.chapter-nav{position:absolute;z-index:4;bottom:65px;left:50%;transform:translateX(-50%);display:flex;gap:27px;width:max-content;max-width:90%;padding:12px 20px;border-radius:40px;background:#f7f8f4d9;backdrop-filter:blur(12px);font-size:12px}.chapter-nav a{opacity:.55;white-space:nowrap}.chapter-nav a[aria-current]{opacity:1;text-decoration:underline;text-underline-offset:6px}.world-story{position:relative;z-index:1;pointer-events:none}.world-chapter{position:relative;height:130svh;min-height:800px;padding:0 4.5%}.chapter-copy{position:sticky;top:25svh;width:32%;max-width:450px;padding:0 0 45px;pointer-events:auto}.chapter-number{display:block;font-size:13px;margin-bottom:22px}.chapter-copy h2{font-size:clamp(42px,4.5vw,70px)}.chapter-copy>p{margin-top:25px;font-size:16px;max-width:375px}.chapter-copy .chapter-detail{font-size:13px;line-height:1.65;opacity:.85;margin-top:18px}.chapter-next{display:inline-flex;gap:28px;font-size:12px;border-bottom:1px solid #203c3450;padding-bottom:7px;margin-top:26px}.material-note{display:block;font-size:11px;max-width:280px;margin-top:24px;color:var(--body)}.section-heading{display:grid;grid-template-columns:1fr 3fr;gap:40px;margin-bottom:75px}.evidence{background:#fff}.evidence-layout{display:grid;grid-template-columns:1fr 1fr;gap:10%}.evidence-stat>span{display:block;font-family:var(--display);font-size:clamp(100px,12vw,180px);line-height:1;letter-spacing:-.07em}.stat-divider{font-weight:400;color:#b4c2b1;padding:0 12px}.evidence-stat>p{font-size:14px;max-width:340px;margin-top:25px}.evidence-copy>p{font-size:16px}.evidence table{width:100%;border-collapse:collapse;margin-top:32px;font-size:14px}.evidence caption{text-align:left;font-size:12px;color:var(--body);margin-bottom:12px}.evidence th,.evidence td{text-align:right;padding:12px 0;border-bottom:1px solid var(--rule);font-weight:400}.evidence th:first-child{text-align:left}.evidence thead th{font-size:11px}.evidence details{font-size:13px;margin-top:25px}.evidence summary{cursor:pointer;list-style:none;display:flex;justify-content:space-between}.evidence details p{margin-top:15px}.evidence details a{display:block;margin-top:15px;text-decoration:underline}.story{padding-bottom:80px}.origin-row{display:grid;grid-template-columns:1fr 3fr;gap:40px;border-top:1px solid var(--rule);padding-top:30px;margin-bottom:85px}.origin-row h3{font-size:31px;letter-spacing:-.03em}.origin-row>div>p{max-width:760px;margin-top:20px}.story-date{font-size:13px;color:var(--ink)}.meeting{display:grid;gap:10%;align-items:center}.meeting-melissa{grid-template-columns:43% 47%;padding-bottom:100px}.meeting-melissa figure{max-width:490px}.photo-button{display:block;position:relative;width:100%;padding:0;overflow:hidden;background:#dce2d8}.meeting-melissa img{aspect-ratio:576/1024;object-fit:contain;max-height:670px}.photo-expand{position:absolute;right:15px;bottom:15px;padding:6px 13px;background:#f7f8f4e8;color:var(--ink);font-size:11px;border-radius:20px;transition:transform .25s}.photo-button:hover .photo-expand{transform:translateY(-4px)}figcaption{font-size:11px;color:var(--body);margin-top:15px;line-height:1.5}.meeting-copy .story-date{margin-bottom:23px}.meeting-copy h3{font-size:clamp(34px,3.4vw,52px);margin-bottom:27px}.meeting-copy p{font-size:15px}.vorster-row{border-top:1px solid var(--rule);border-bottom:1px solid var(--rule);padding:60px 0;display:grid;grid-template-columns:1fr 1fr;gap:10%;margin-bottom:90px}.vorster-row h3{margin-top:20px}.vorster-row>div>p:not(.story-date){font-size:15px}.meeting-tti{grid-template-columns:36% 57%;gap:7%}.meeting-tti figure{align-self:center}.meeting-tti img{aspect-ratio:1908/948;object-fit:contain}.affiliation-note{font-size:11px;margin-top:55px;max-width:760px;color:#69756e}.engineering{background:var(--sage);display:grid;grid-template-columns:1fr 1fr;gap:12%}.engineering h2{margin-top:25px;margin-bottom:30px}.engineering-intro>p:not(.section-label){max-width:460px;font-size:15px}.engineering .calculation-note{font-size:11px!important;margin-top:25px}.distance-result{display:flex;align-items:baseline;gap:18px;padding-bottom:25px;margin-bottom:30px;border-bottom:1px solid #203c3430}.distance-result output{font-family:var(--display);font-size:100px;letter-spacing:-.05em;line-height:1}.distance-result span{font-size:15px}.distance-tool label{display:flex;justify-content:space-between;font-size:13px;margin-top:25px}.distance-tool input{display:block;width:100%;margin:18px 0 35px;accent-color:var(--ink);cursor:pointer}.distance-ruler{height:20px;border-bottom:1px solid #203c3440;position:relative;margin-top:38px}.distance-ruler>div{position:absolute;bottom:0;height:8px;background:var(--ink);width:70.25%;transition:width .15s}.range-marker{position:absolute;left:34.2857%;width:1px;background:#67856d;height:30px;bottom:-5px}.ruler-label{display:flex;justify-content:space-between;font-size:10px;margin-top:12px}.distance-tool>p:last-child{font-size:12px;margin-top:25px}.progress-title{max-width:840px}.progress-title h2{margin-top:25px}.progress-title>p:last-child{font-size:17px;max-width:600px;margin-top:30px}.progress-list{margin-top:65px}.progress-list article{display:grid;grid-template-columns:70px 1fr 120px;gap:30px;border-top:1px solid var(--rule);padding:30px 0}.progress-list article>span{font-size:13px}.progress-list h3{font-size:30px;letter-spacing:-.025em}.progress-list article p{font-size:14px;max-width:640px;margin-top:12px}.progress-list small{text-align:right;font-size:11px}.mission{padding-bottom:0;background:var(--ink);color:var(--paper);overflow:hidden}.mission p{color:#d7e0d5}.mission h2{font-size:clamp(45px,5.7vw,92px);margin-top:35px;max-width:1000px}.mission-bottom{display:flex;justify-content:space-between;gap:70px;align-items:flex-end;margin-top:50px}.mission-bottom p{max-width:620px;font-size:15px}.mission-bottom a{font-size:12px;flex-shrink:0;display:flex;gap:25px;align-items:center;padding-bottom:7px;border-bottom:1px solid #f7f8f470}.closing-mark{font-family:var(--display);font-weight:700;line-height:.78;letter-spacing:-.075em;font-size:clamp(160px,28.5vw,460px);margin-top:115px;margin-left:-.03em;white-space:nowrap}.closing-mark span{color:#91a88c}footer{padding:40px 7%;display:flex;justify-content:space-between;gap:25px;background:var(--ink);color:var(--paper);border-top:1px solid #f7f8f420;font-size:11px}footer p{color:#d7e0d5}footer p span{opacity:.6}footer button{display:block;padding:0;font-size:11px;margin-bottom:10px}.footer-date{text-align:right}.opening{position:fixed;inset:0;z-index:100;background:var(--ink);color:var(--paper);display:grid;place-items:center;animation:opening-exit .7s cubic-bezier(.7,0,.2,1) 2.3s forwards}.opening-center{text-align:center;position:relative}.opening-symbol{height:85px;width:120px;margin:auto;stroke:var(--paper);stroke-width:4;stroke-linejoin:round;animation:symbol-out .55s ease 1.1s forwards}.opening-symbol path{stroke-dasharray:350;stroke-dashoffset:350;animation:road-draw 1s ease forwards}.opening-symbol .road-b{animation-delay:.17s;stroke:#91a88c}.opening-word{font-family:var(--display);font-weight:700;letter-spacing:-.065em;font-size:clamp(100px,17vw,250px);line-height:1;position:absolute;left:50%;top:0;transform:translate(-50%,-25%);display:flex;overflow:hidden}.opening-word span{display:block;transform:translateY(120%);animation:letter-in .65s cubic-bezier(.2,.7,.2,1) .85s forwards}.opening-word span:nth-child(2){animation-delay:.97s}.opening-word span:nth-child(3){animation-delay:1.09s}.opening-word span:nth-child(4){animation-delay:1.21s}.opening-center p{color:#d7e0d5;font-size:12px;margin-top:48px;animation:intro-caption .6s 1.4s both}.intro-skip{position:absolute;right:4.5%;bottom:35px;color:var(--paper);font-size:12px}.intro-skip span{margin-left:20px}@keyframes road-draw{to{stroke-dashoffset:0}}@keyframes symbol-out{to{opacity:0;transform:scale(.7)}}@keyframes letter-in{to{transform:translateY(0)}}@keyframes intro-caption{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@keyframes opening-exit{to{clip-path:inset(0 0 100% 0);visibility:hidden}}@keyframes hero-settle{from{transform:scale(1.08)}to{transform:scale(1)}}dialog{border:0;background:var(--paper);padding:55px 25px 20px;max-width:min(1200px,95vw);max-height:95svh;color:var(--ink)}dialog::backdrop{background:#13251ff0}dialog img{width:auto;max-width:100%;max-height:75svh;margin:auto;object-fit:contain}dialog p{font-size:12px;margin-top:15px}.dialog-close{position:absolute;right:22px;top:12px;font-size:13px}.reduce-motion *{animation:none!important;scroll-behavior:auto!important;transition:none!important}.reduce-motion .opening{display:none}.static-world .world-chapter{height:auto;min-height:600px;padding-top:110px;padding-bottom:110px}.static-world .chapter-copy{position:relative;top:auto;background:#e7eae4eb;padding:25px;backdrop-filter:blur(4px)}
@media(min-width:1800px){.hero-image{object-position:center 57%}.hero-copy{top:30%}}@media(max-width:1050px){.hero{height:850px}.hero-copy{top:24%;width:45%}.hero h1{font-size:65px}.hero-image{object-position:58% center}.chapter-copy{width:38%}.chapter-copy h2{font-size:48px}.section-wrap{padding:85px 6%}.section-heading,.opening-statement{grid-template-columns:1fr 2.6fr;gap:25px}.meeting{gap:6%}.meeting-melissa{grid-template-columns:44% 50%}.meeting-tti{grid-template-columns:40% 54%}.meeting-copy h3{font-size:37px}.engineering{gap:8%}.mission-bottom{gap:30px}.mission-bottom p{max-width:65%}}
@media(max-width:720px){html{scroll-padding-top:30px}.site-header{height:80px;padding:0 6%}.wordmark{font-size:32px}.site-header>nav:not(.mobile-nav){display:none}.menu-button{display:flex;gap:25px;font-size:12px;padding:6px 0}.menu-button span{font-size:18px}.site-header .mobile-nav{position:absolute;left:0;right:0;top:79px;background:var(--paper);padding:25px 6%;display:flex;flex-direction:column;gap:25px;border-bottom:1px solid var(--rule)}.site-header nav a:last-child{margin-left:0}.hero{height:850px;min-height:850px}.hero-image{height:490px;top:310px;object-position:61% center;object-fit:cover;animation:none}.hero-copy{left:6%;right:6%;width:auto;top:115px}.project-name{font-size:12px;line-height:1.4;margin-bottom:22px}.hero h1{font-size:58px;line-height:.98}.hero-description{margin-top:20px;font-size:14px}.hero-link{margin-top:23px;font-size:12px;gap:30px;padding-bottom:7px}.hero-foot{left:6%;right:6%;bottom:20px;font-size:10px}.hero-foot>span:nth-child(2){display:none}.section-wrap{padding:65px 6%}.opening-statement{display:block;padding-top:65px}.opening-statement h2{font-size:37px;margin-top:25px}.opening-statement>div>p{font-size:15px;margin-top:25px}.world-stage{min-height:630px}.world-top{top:20px;left:6%;right:6%;font-size:11px}.world-chapter{height:120svh;min-height:850px;padding:0 6%}.chapter-copy{top:80px;width:100%;max-width:400px;padding-bottom:10px;background:linear-gradient(var(--sage) 75%,transparent)}.chapter-number{margin-bottom:12px;font-size:11px}.chapter-copy h2{font-size:40px;max-width:350px}.chapter-copy h2 br{display:none}.chapter-copy>p{font-size:14px;line-height:1.5;margin-top:15px;max-width:350px}.chapter-copy .chapter-detail{font-size:11px;max-width:350px;line-height:1.45;margin-top:12px}.chapter-next{font-size:11px;margin-top:15px}.material-note{font-size:10px;margin-top:15px}.world-fallback{height:55%;top:36%;object-position:65% center}.chapter-nav{gap:14px;padding:10px 15px;bottom:47px;font-size:9px}.world-bottom{font-size:9px;bottom:18px;left:6%;right:6%}.world-bottom>span:first-child{max-width:260px}.section-heading{display:block;margin-bottom:40px}.section-heading h2{font-size:38px;margin-top:25px}.evidence-layout{display:block}.evidence-stat>span{font-size:115px}.evidence-stat>p{font-size:12px;margin-top:12px}.evidence-copy{margin-top:35px}.evidence-copy>p{font-size:14px}.evidence table{font-size:13px}.origin-row{display:block;margin-bottom:50px;padding-top:23px}.origin-row h3{font-size:28px;margin-top:20px}.origin-row>div>p{font-size:14px;margin-top:15px}.meeting{display:flex;flex-direction:column;gap:30px}.meeting-melissa{padding-bottom:50px}.meeting-melissa figure{width:100%;max-width:380px;margin-right:auto}.meeting-melissa img{max-height:620px}.meeting-copy h3{font-size:36px;margin-bottom:20px}.meeting-copy .story-date{font-size:12px;margin-bottom:17px}.meeting-copy p{font-size:14px}.vorster-row{display:block;padding:35px 0;margin-bottom:45px}.vorster-row h3{font-size:34px;margin-top:15px}.vorster-row>div+div{margin-top:25px}.vorster-row>div>p:not(.story-date){font-size:14px}.meeting-tti figure{width:100%}.affiliation-note{font-size:10px;margin-top:35px}.engineering{display:block}.engineering h2{font-size:42px}.engineering-intro>p:not(.section-label){font-size:14px}.distance-tool{margin-top:40px}.distance-result output{font-size:92px}.progress-title h2{font-size:39px}.progress-title>p:last-child{font-size:14px;margin-top:23px}.progress-list{margin-top:35px}.progress-list article{grid-template-columns:25px 1fr;gap:15px;padding:25px 0}.progress-list h3{font-size:26px}.progress-list article p{font-size:13px}.progress-list small{grid-column:2;text-align:left;font-size:10px}.mission{padding-bottom:0}.mission h2{font-size:43px;margin-top:25px}.mission-bottom{display:block;margin-top:30px}.mission-bottom p{max-width:100%;font-size:14px}.mission-bottom a{display:inline-flex;margin-top:30px}.closing-mark{margin-top:70px;font-size:28vw}footer{display:grid;grid-template-columns:1fr 1fr;padding:30px 6%;gap:25px;font-size:10px}footer div{grid-column:1;grid-row:2}footer button{font-size:10px}.footer-date{grid-column:2;grid-row:1}.opening-center p{font-size:10px;max-width:260px;margin:40px auto 0}.opening-word{font-size:125px}.opening-symbol{height:65px}.static-world .world-chapter{min-height:680px;padding-top:80px;padding-bottom:240px}.static-world .chapter-copy{padding:0;background:var(--sage)}.ruler-label{font-size:9px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}.opening{display:none}.hero-image{transform:none}}

.hero:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,#e7eae4e8 0%,#e7eae450 33%,transparent 58%);pointer-events:none}.hero-foot{z-index:2}@media(max-width:720px){.hero:after{display:none}.hero-image{mask-image:linear-gradient(to bottom,transparent,black 18%,black 84%,transparent)}}
/* Menu-led layout: the model and its explanation occupy separate columns. */
html{scroll-behavior:auto}.site-header{position:relative;height:92px;background:var(--paper)}.site-header nav{gap:30px}.site-header nav a:last-child{margin-left:0}.site-header nav a[aria-current]:after{transform:scaleX(1)}#main:focus{outline:none}.site-view{animation:view-in .45s ease both;min-height:65svh}.site-header,main,footer{transition:opacity .85s ease,transform 1s cubic-bezier(.2,.7,.2,1)}.intro-active main{opacity:0;transform:translateY(34px)}.intro-active .site-header,.intro-active footer{opacity:0}.opening{animation:none;clip-path:inset(0);transition:clip-path .95s cubic-bezier(.65,0,.2,1)}.opening.leaving{clip-path:inset(0 0 100% 0);pointer-events:none}.hero{height:auto;min-height:0;display:grid;grid-template-columns:1.25fr 1fr;gap:8%;padding:64px 7% 65px;align-items:center;background:var(--paper);overflow:visible}.hero:after{display:none}.hero-copy{position:static;width:auto}.project-name{margin-bottom:30px}.hero h1{font-size:clamp(58px,6.4vw,100px);line-height:1.01}.hero-description{max-width:440px;font-size:16px;line-height:1.7;margin-top:28px}.hero-photo{max-width:370px;justify-self:end;width:100%}.hero-photo img{max-height:590px;object-fit:contain;background:#dce2d8}.hero-photo figcaption{font-size:11px;line-height:1.5}.hero-actions{display:flex;align-items:center;gap:23px;flex-wrap:wrap;margin-top:30px}.primary-link{display:inline-flex;gap:30px;background:var(--ink);color:var(--paper);font-size:13px;padding:15px 20px}.primary-link:hover{background:#34554a}.text-link{display:inline-block;font-size:13px;border-bottom:1px solid var(--rule);padding:7px 0}.hero-status{font-size:11px;margin-top:35px;display:flex;align-items:center;gap:9px}.hero-status span{width:6px;height:6px;border-radius:50%;background:#708963}.opening-statement{border-top:1px solid var(--rule);padding-top:65px;padding-bottom:65px}.opening-statement .text-link{margin-top:20px}.prototype-view{padding:42px 4.5% 35px}.prototype-heading{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:30px}.prototype-heading h1{font-size:clamp(40px,4vw,64px);margin-top:10px}.prototype-heading>p{font-size:12px;line-height:1.7;max-width:320px}.stage-tabs{display:grid;grid-template-columns:repeat(5,1fr);border:1px solid var(--rule);border-bottom:0;background:var(--paper)}.stage-tabs button{padding:17px 10px;text-align:left;font-size:12px;border-right:1px solid var(--rule);transition:background .2s}.stage-tabs button:last-child{border:0}.stage-tabs button span{font-size:10px;margin:0 10px;opacity:.7}.stage-tabs button[aria-pressed=true]{background:var(--ink);color:white}.stage-tabs button:hover:not([aria-pressed=true]){background:#e4e9df}.explorer{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(300px,1fr);border:1px solid var(--rule);min-height:570px}.model-pane{position:relative;min-width:0;min-height:570px;background:var(--sage);overflow:hidden}#world-canvas{position:absolute;inset:0}#world-canvas canvas{opacity:1;touch-action:none;cursor:grab}#world-canvas canvas:active{cursor:grabbing}#world-canvas canvas:focus-visible{outline:2px solid var(--ink);outline-offset:-4px}.model-topline{position:absolute;top:20px;left:22px;right:22px;display:flex;justify-content:space-between;gap:20px;font-size:10px;pointer-events:none}.model-tools{position:absolute;bottom:52px;left:22px;display:flex;gap:2px}.model-tools button{background:var(--paper);border:1px solid #c9d0c7;padding:9px 14px;font-size:12px;min-height:42px}.model-tools button:first-child,.model-tools button:nth-child(2){font-size:18px;width:43px}.model-note{position:absolute;bottom:16px;left:22px;right:22px;font-size:10px;pointer-events:none}.stage-panel{position:relative;z-index:1;background:var(--paper);border-left:1px solid var(--rule);padding:35px 30px 20px;display:flex;flex-direction:column}.stage-number{font-size:11px;letter-spacing:.08em;margin-bottom:25px}.stage-panel h2{font-size:clamp(32px,3.05vw,48px);line-height:1.08;max-width:380px}.stage-text>p:not(.stage-number){font-size:14px;line-height:1.7;margin-top:22px;max-width:420px}.stage-text .stage-detail{font-size:12px!important;color:#526057}.component-controls{display:flex;flex-wrap:wrap;gap:8px;margin-top:24px}.component-controls button{border:1px solid var(--rule);padding:9px 11px;font-size:11px}.component-controls button[aria-pressed=true]{background:var(--sage);border-color:#7f9381}.stage-link{align-self:flex-start;font-size:11px;padding-bottom:4px;border-bottom:1px solid var(--rule);margin:22px 0}.stage-pagination{margin-top:auto;padding-top:20px;border-top:1px solid var(--rule);display:flex;justify-content:space-between}.stage-pagination button{font-size:12px;padding:7px 0}button:disabled{opacity:.35;cursor:default}.explorer-footnote{font-size:11px;max-width:920px;margin-top:18px;line-height:1.7}.model-fallback{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:50px;text-align:center;pointer-events:none;background:var(--sage)}.model-fallback p{font-size:13px;max-width:300px}.story.section-wrap,.evidence.section-wrap,.progress.section-wrap{padding-top:65px}.section-heading h2{font-size:clamp(38px,4.3vw,65px)}.engineering{scroll-margin-top:15px}footer{margin-top:0}.hero-photo .photo-button{border-radius:2px}.site-view>.mission{margin-top:0}@keyframes view-in{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}
@media(min-width:1600px){.hero{max-width:1550px;margin:auto}.hero-photo{max-width:410px}.hero-photo img{max-height:660px}.explorer{min-height:640px}.model-pane{min-height:640px}}
@media(max-width:1050px){.hero{gap:6%;padding:50px 6%}.hero h1{font-size:67px}.hero-photo{max-width:320px}.explorer{grid-template-columns:minmax(0,1.2fr) minmax(300px,1fr)}.stage-panel{padding:28px 23px 18px}.stage-tabs button{font-size:11px;padding:15px 8px}.stage-tabs button span{margin:0 5px}.prototype-heading>p{max-width:255px}.model-topline .drag-hint{display:none}}
@media(max-width:720px){.site-header{height:80px}.hero{display:flex;flex-direction:column;align-items:stretch;padding:36px 6% 45px;gap:35px}.hero-copy{width:100%}.hero h1{font-size:clamp(54px,12vw,78px)}.hero-description{font-size:15px;max-width:480px}.project-name{font-size:12px;margin-bottom:25px}.hero-photo{width:100%;max-width:380px;align-self:center}.hero-photo img{max-height:560px}.hero-actions{gap:18px;margin-top:24px}.hero-status{font-size:10px;margin-top:22px}.primary-link{padding:13px 16px;font-size:12px}.text-link{font-size:12px}.hero-photo figcaption{font-size:10px}.prototype-view{padding:30px 5%}.prototype-heading{display:block;margin-bottom:24px}.prototype-heading h1{font-size:43px}.prototype-heading>p{margin-top:16px;max-width:100%;font-size:11px}.prototype-heading>p br{display:none}.stage-tabs{display:flex;overflow-x:auto;scrollbar-width:thin}.stage-tabs button{flex:0 0 auto;min-height:48px;padding:12px;white-space:nowrap}.stage-tabs button span{margin-left:0}.explorer{display:flex;flex-direction:column;min-height:0}.model-pane{height:420px;min-height:0;flex:none;order:0}.stage-panel{border-left:0;border-top:1px solid var(--rule);padding:25px 24px 15px;min-height:440px}.stage-number{margin-bottom:15px}.stage-panel h2{font-size:35px;max-width:420px}.stage-text>p:not(.stage-number){font-size:14px;margin-top:17px;max-width:100%}.stage-text .stage-detail{font-size:12px!important}.stage-pagination{padding-top:12px}.model-topline{left:16px;right:16px;top:15px;font-size:9px}.model-tools{left:16px;bottom:45px}.model-note{font-size:9px;left:16px;bottom:13px}.explorer-footnote{font-size:10px}.section-heading h2{font-size:38px}.opening-statement{padding-top:45px;padding-bottom:45px}.story.section-wrap,.evidence.section-wrap,.progress.section-wrap{padding-top:45px}.site-header .mobile-nav{z-index:30;top:79px}.component-controls button{min-height:42px}.stage-link{font-size:12px}.stage-pagination button{min-height:42px}.model-fallback{padding:35px}}
@media(prefers-reduced-motion:reduce){.site-view{animation:none}.intro-active main,.intro-active .site-header,.intro-active footer{opacity:1;transform:none}}
/* Editorial type, clearer project detail, and scroll controls within the figure. */
:root{--sans:'MAST Sans',Arial,sans-serif}h1,.section-heading h2,.opening-statement h2,.engineering h2,.progress-title h2,.mission h2{font-family:'MAST Editorial',Georgia,serif;font-weight:400;letter-spacing:-.045em}.hero h1{font-size:clamp(62px,6.3vw,98px);line-height:1.02}.hero-description{font-size:17px}.project-name{font-size:15px}.section-label{font-size:14px}.stage-panel h2,.architecture h3,.hardware h3,.research-story h3,.progress-list h3{font-family:var(--sans);font-weight:400;letter-spacing:-.035em}.stage-panel h2{font-size:clamp(31px,2.8vw,43px)}.stage-text>p:not(.stage-number){font-size:16px;line-height:1.55}.stage-text .stage-detail{font-size:14px!important;line-height:1.55}.stage-number{letter-spacing:0}.prototype-heading>p{font-size:14px}.model-pane{min-height:640px}.model-tools{bottom:82px}.model-topline{font-size:12px}.model-progress{position:absolute;bottom:15px;left:22px;right:22px;display:flex;align-items:center;gap:14px;padding:10px 14px;background:var(--paper);font-size:12px}.model-progress input{min-width:0;flex:1;accent-color:var(--ink);cursor:ew-resize}.model-progress span{white-space:nowrap}.advisory-controls{border:0;border-top:1px solid var(--rule);margin:22px 0 0;padding:13px 0 0}.advisory-controls legend{font-size:13px;padding-right:10px}.advisory-controls>div{display:flex;gap:7px}.advisory-controls button{display:flex;align-items:center;gap:8px;padding:9px 11px;font-size:12px;border:1px solid var(--rule)}.advisory-controls button[aria-pressed=true]{border-color:var(--ink);background:var(--sage)}.color-dot{width:8px;height:8px;border-radius:50%;display:inline-block}.color-dot.green{background:#388356}.color-dot.yellow{background:#d6a526}.color-dot.red{background:#bc473a}.architecture{background:#e7eae4}.architecture-grid,.hardware-grid{display:grid;grid-template-columns:1fr 1fr;gap:45px 8%}.architecture-grid h3,.hardware-grid h3{font-size:30px;margin-bottom:20px}.architecture-grid p,.hardware-grid p{font-size:16px;line-height:1.7;max-width:570px}.architecture-grid .text-link{margin-top:20px}.research-story{display:grid;grid-template-columns:1fr 3fr;gap:40px;border-top:1px solid var(--rule);padding-top:30px;margin-bottom:85px}.research-story h3{font-size:32px;margin-bottom:20px}.research-story p{max-width:740px}.research-story .text-link{margin-top:20px}.hardware{background:var(--paper)}.hardware-grid{row-gap:45px}.signal-explainer{border-top:1px solid var(--rule);margin-top:55px;padding-top:35px;max-width:900px}.signal-explainer h3{font-size:32px;margin-bottom:20px}.signal-explainer .text-link{margin-top:20px}.evidence th span{display:block;font-size:12px;color:var(--body);font-weight:400}.evidence details{font-size:15px}.evidence caption{font-size:14px}.progress-list article p{font-size:16px;line-height:1.65}.progress-list small{font-size:13px}.meeting-copy p,.vorster-row>div>p:not(.story-date){font-size:16px}.distance-tool label,.distance-tool>p:last-child{font-size:14px}.ruler-label{font-size:12px}footer{font-size:13px}footer p span{opacity:1}footer button{font-size:12px}figcaption{font-size:13px}.hero-photo figcaption{font-size:13px}.story-date{font-size:14px}.model-topline .drag-hint{display:block}
@media(max-width:1050px){.model-topline{font-size:10px}.model-topline .drag-hint{max-width:115px;text-align:right}.model-progress{font-size:11px;gap:10px}.hero h1{font-size:68px}.model-pane{min-height:680px}}
@media(max-width:720px){.hero h1{font-size:clamp(51px,12vw,75px)}.hero-description{font-size:16px}.hero-photo figcaption{font-size:12px}.prototype-heading>p{font-size:13px}.model-pane{height:440px;min-height:440px}.model-topline .drag-hint{max-width:none}.model-progress{left:16px;right:16px;bottom:13px;gap:12px;font-size:11px;padding:10px}.model-tools{bottom:74px}.stage-panel{min-height:440px}.stage-panel h2{font-size:34px}.stage-text>p:not(.stage-number){font-size:16px}.stage-text .stage-detail{font-size:14px!important}.architecture-grid,.hardware-grid{grid-template-columns:1fr;gap:35px}.architecture-grid h3,.hardware-grid h3{font-size:28px;margin-bottom:15px}.research-story{display:block;margin-bottom:50px}.research-story h3{font-size:29px;margin-top:20px}.research-story p{font-size:15px}.signal-explainer{margin-top:35px;padding-top:25px}.signal-explainer h3{font-size:28px}.progress-list article p{font-size:15px}.progress-list small{font-size:12px}.evidence th span{font-size:11px;max-width:140px}.evidence table{font-size:14px}.advisory-controls button{min-height:42px}.ruler-label{font-size:10px}.story-date{font-size:13px}.meeting-copy p,.vorster-row>div>p:not(.story-date){font-size:15px}footer{font-size:12px}}
.model-key{position:absolute;left:22px;top:52px;display:flex;flex-direction:column;gap:5px;padding:10px 13px;background:var(--paper);font-size:12px;line-height:1.5;pointer-events:none}.model-key span{display:flex;gap:8px;align-items:center}.model-key i{display:inline-block;width:9px;height:9px;border-radius:50%}.key-driver{background:#c5913f}.key-oncoming{background:#387a9a}.key-queue{background:#8c9488}@media(max-width:720px){.model-key{left:16px;top:43px;padding:8px 11px;font-size:11px;gap:3px}}