@charset "UTF-8";
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;background:var(--bg);color:var(--ink);-webkit-font-smoothing:antialiased}button,input{font:inherit;color:inherit}button,a{-webkit-tap-highlight-color:transparent}button{cursor:pointer;touch-action:manipulation}button:disabled{cursor:default;opacity:.38}button{border:0;background:none}a{color:inherit}button:focus-visible,a:focus-visible,input:focus-visible,summary:focus-visible,[tabindex]:focus-visible{outline:2px solid var(--focus);outline-offset:4px}svg{display:block}button svg{flex-shrink:0}::selection{background:var(--ink);color:var(--bg)}
body[data-theme=blueprint]{--bg:#183fba;--surface:#1a44c2;--panel:#1638a1;--ink:#f4f8ff;--muted:#b5c9f6;--line:#ffffff28;--strong-line:#ffffff58;--soft:#ffffff09;--strong:#ecf7ff;--on-strong:#153dab;--focus:#c2eeff;--grid:#ffffff08;--cyan:#a0edff;--shadow:#09215e40;--display:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif}
body[data-theme=paper]{--bg:#f4f5f2;--surface:#eceedf;--panel:#fff;--ink:#1c2c32;--muted:#66767b;--line:#243d4625;--strong-line:#243d4658;--soft:#243d4607;--strong:#1c3e4e;--on-strong:#fff;--focus:#186390;--grid:#243d4609;--cyan:#25769a;--shadow:#263a4410;--display:Georgia,"Times New Roman",serif}
body[data-theme=graphite]{--bg:#10171d;--surface:#151f27;--panel:#141e26;--ink:#e4f0f5;--muted:#8eabb9;--line:#b5dcf126;--strong-line:#b5dcf14b;--soft:#d4f0ff06;--strong:#d9f4ff;--on-strong:#102a37;--focus:#85e7ff;--grid:#a6dbef08;--cyan:#8be2f7;--shadow:#0004;--display:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif}
.icon{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.4;stroke-linecap:round;stroke-linejoin:round}.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}.skip-link{position:fixed;left:16px;top:-60px;padding:12px;background:var(--ink);color:var(--bg);z-index:100}.skip-link:focus{top:16px}.eyebrow,.section-label{font:10px/1.5 ui-monospace,SFMono-Regular,Consolas,monospace;letter-spacing:.12em;color:var(--muted)}
.app-header{height:70px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 34px;gap:28px;max-width:1800px;margin:auto}.brand{display:flex;align-items:center;gap:10px;padding:0;color:var(--ink)}.brand .icon{height:29px;width:29px;stroke-width:1}.brand strong{font-size:17px;font-weight:550;letter-spacing:.2em}.main-nav{display:flex;gap:34px;height:100%;align-items:center;margin-right:auto;margin-left:45px}.main-nav button{position:relative;height:100%;padding:0;font-size:12px;color:var(--muted)}.main-nav button[aria-current]{color:var(--ink)}.main-nav button[aria-current]:after{content:'';position:absolute;height:2px;left:0;right:0;bottom:0;background:var(--cyan)}.header-actions{display:flex;align-items:center;gap:20px}.icon-button{width:36px;height:36px;display:grid;place-items:center;border:1px solid var(--line);border-radius:4px}.icon-button:hover{background:var(--soft);border-color:var(--strong-line)}.appearance{position:relative;z-index:20}.appearance summary{display:grid;place-items:center;width:30px;height:36px;cursor:pointer;list-style:none}.appearance summary::-webkit-details-marker{display:none}.swatch{width:15px;height:15px;display:block;border:1px solid var(--strong-line);border-radius:50%}.swatch.blueprint{background:#2b56db}.swatch.paper{background:#fff}.swatch.graphite{background:#121b23}.appearance>div{position:absolute;right:0;top:43px;width:160px;border:1px solid var(--line);background:var(--bg);padding:5px;border-radius:5px;box-shadow:0 10px 30px var(--shadow)}.appearance button{display:flex;gap:12px;align-items:center;width:100%;padding:11px;font-size:12px;text-align:left}.appearance button[aria-pressed=true],.appearance button:hover{background:var(--soft)}
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.workspace{display:grid;grid-template-columns:minmax(0,1fr);gap:24px;align-items:start}.workspace.has-panel{grid-template-columns:minmax(0,1fr) 330px}.model-column{min-width:0}.scene{height:clamp(395px,calc(100dvh - 363px),730px);min-height:395px;position:relative;background-color:var(--soft);background-image:linear-gradient(var(--grid) 1px,transparent 1px),linear-gradient(90deg,var(--grid) 1px,transparent 1px),radial-gradient(ellipse at 50% 45%,#ffffff06,transparent 70%);background-size:36px 36px,36px 36px,100% 100%;border:1px solid var(--line);border-bottom:0;border-radius:7px 7px 0 0;overflow:hidden;isolation:isolate}#object-viewport{position:absolute;inset:0;width:100%;height:100%;z-index:1}#object-viewport[hidden]{display:none}.scene-top{position:absolute;z-index:5;left:18px;right:18px;top:14px;display:flex;justify-content:space-between;align-items:center;pointer-events:none}.scene-caption{display:flex;align-items:center;gap:7px;font-size:10px;color:var(--muted);letter-spacing:.01em}.scene-caption .icon{width:12px;height:12px}.layer-switch{display:flex;padding:2px;border:1px solid var(--line);border-radius:4px;background:var(--bg);pointer-events:auto}.layer-switch button{font-size:10px;padding:5px 10px;border-radius:2px;color:var(--muted)}.layer-switch button[aria-pressed=true]{background:var(--soft);color:var(--ink)}.scene-hint{position:absolute;bottom:13px;left:15px;right:15px;text-align:center;color:var(--muted);font-size:10px;pointer-events:none;z-index:3}.scene-corners{position:absolute;inset:8px;pointer-events:none;z-index:4}.scene-corners i{position:absolute;width:9px;height:9px;border-color:var(--strong-line)}.scene-corners i:nth-child(1){top:0;left:0;border-top:1px solid;border-left:1px solid}.scene-corners i:nth-child(2){top:0;right:0;border-top:1px solid;border-right:1px solid}.scene-corners i:nth-child(3){bottom:0;left:0;border-bottom:1px solid;border-left:1px solid}.scene-corners i:nth-child(4){bottom:0;right:0;border-bottom:1px solid;border-right:1px solid}.viewer-loading{display:none;position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);font-size:12px;color:var(--muted);z-index:4}.scene[data-status=loading] .viewer-loading{display:block}.scene[data-layer=photo] .viewer-loading{display:none}.reference-photo{position:absolute;inset:0;z-index:2;padding:55px 35px 45px;pointer-events:none;display:flex;align-items:center;justify-content:center}.reference-photo img{width:100%;height:100%;object-fit:contain;max-width:900px}.viewer-controls{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:5px 12px;min-height:57px;padding:8px 12px;background:var(--soft);border:1px solid var(--line);border-radius:0 0 7px 7px}.tool-button{display:inline-flex;align-items:center;justify-content:center;gap:7px;min-height:32px;min-width:29px;padding:7px 9px;font-size:11px;border-radius:3px}.tool-button .icon{height:15px;width:15px}.tool-button:hover,.tool-button[aria-pressed=true]{background:var(--soft)}.separation{display:flex;align-items:center;gap:8px;flex:1;min-width:205px;max-width:370px}.separation>.tool-button{min-width:89px;justify-content:flex-start;padding-left:4px}.separation input{width:80px;min-width:65px;flex:1;height:21px;accent-color:var(--cyan)}.separation output{min-width:30px;text-align:right;font:10px ui-monospace,Consolas,monospace;color:var(--muted)}.camera-controls{display:flex;border:1px solid var(--line);padding:1px;border-radius:3px}.camera-controls .tool-button{font-size:10px;min-height:26px;padding:5px 8px}.motion-controls{display:flex;gap:1px}.component-rail{display:flex;align-items:center;gap:5px;padding-top:14px;flex-wrap:wrap}.component-rail button{display:flex;align-items:center;gap:7px;border:1px solid var(--line);border-radius:4px;padding:10px 13px;font-size:11px;min-height:36px;color:var(--muted)}.component-rail button>span{font:9px ui-monospace,Consolas,monospace;opacity:.7}.component-rail button[aria-pressed=true]{background:var(--strong);color:var(--on-strong);border-color:var(--strong)}.component-rail button:hover{border-color:var(--strong-line)}.component-rail i{font-style:normal;color:var(--cyan)}.component-rail button[aria-pressed=true] i{color:inherit}.fallback-object{height:100%;display:flex;align-items:center;justify-content:center;flex-direction:column;padding:50px 20px;gap:15px}.fallback-object>.object-glyph{width:200px;height:160px}.fallback-object p{color:var(--muted);font-size:11px}.fallback-object>div{display:flex;gap:8px;flex-wrap:wrap;justify-content:center}
.insight-panel{min-width:0;border:1px solid var(--line);border-radius:7px;background:var(--soft);padding:17px 21px 15px;animation:enter .22s ease-out;scroll-margin-top:20px}.insight-top{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:20px}.insight-top .icon-button{border:0;width:26px;height:26px;color:var(--muted)}.insight-top .icon-button .icon{height:14px;width:14px}.breadcrumb{display:flex;gap:10px;align-items:center;font:9px ui-monospace,Consolas,monospace;color:var(--muted)}.breadcrumb button{padding:0;font:inherit}.component-node{display:flex;align-items:flex-start;gap:12px;position:relative}.node-dot{width:7px;height:7px;flex-shrink:0;border:1px solid var(--cyan);background:var(--cyan);border-radius:50%;margin-top:9px;box-shadow:0 0 0 4px var(--soft)}.component-node h2{font-size:23px;letter-spacing:-.035em;font-weight:500;line-height:1.2;margin:0 0 10px}.component-node p{font-size:12px;line-height:1.65;color:var(--muted);margin:0}.mode-switch{display:flex;gap:19px;border-bottom:1px solid var(--line);margin-top:22px;margin-left:19px}.mode-switch button{position:relative;padding:0 0 11px;font-size:10px;color:var(--muted)}.mode-switch button[aria-selected=true]{color:var(--ink)}.mode-switch button[aria-selected=true]:after{content:'';position:absolute;bottom:-1px;left:0;right:0;height:1px;background:var(--cyan)}.connection-stem{height:23px;border-left:1px solid var(--strong-line);margin-left:3px}.principle-node{position:relative;margin-left:3px;padding-left:15px;border-left:1px solid var(--strong-line);padding-bottom:2px}.principle-tabs{display:flex;gap:6px;flex-wrap:wrap;position:relative;margin:0 0 13px}.principle-tabs:before{position:absolute;content:'';left:-18px;top:10px;width:5px;height:5px;border:1px solid var(--cyan);border-radius:50%;background:var(--bg)}.principle-tabs button{font-size:10px;padding:5px 8px;border:1px solid transparent;border-radius:3px;color:var(--muted);line-height:1.35;max-width:100%;text-align:left}.principle-tabs button[aria-pressed=true]{border-color:var(--strong-line);color:var(--cyan);background:var(--soft)}.principle-tabs button:hover{color:var(--ink)}.principle-copy{font-size:12px;color:var(--ink);line-height:1.75;margin:0}.construction-node{margin:20px 0 0 19px}.construction-node p{font-size:13px;line-height:1.8;color:var(--muted)}.text-button{display:inline-flex;align-items:center;gap:7px;padding:5px 0;font-size:11px;color:var(--ink)}.text-button .icon{width:13px;height:13px}.understood{display:inline-flex;align-items:center;gap:6px;font-size:10px;color:var(--muted);padding:8px 0 0;min-height:29px}.understood .icon{height:12px;width:12px}.understood[aria-pressed=true]{color:var(--cyan)}.understood:hover{color:var(--ink)}.object-connections{padding-top:19px;margin-top:22px;border-top:1px solid var(--line)}.object-connections .section-label{font-size:8px;letter-spacing:.1em}.connected-object{width:100%;display:flex;align-items:center;gap:10px;text-align:left;border:1px solid var(--line);border-radius:4px;padding:10px 9px;margin-top:9px}.connected-object:hover{border-color:var(--cyan);background:var(--soft)}.connected-object .object-glyph{height:32px;width:40px;color:var(--cyan)}.connected-object>span{display:flex;flex:1;min-width:0;flex-direction:column;gap:5px}.connected-object strong{font-weight:450;font-size:11px}.connected-object small{color:var(--muted);font-size:9px;line-height:1.4}.connected-object .icon{height:13px;width:13px;color:var(--muted)}.insight-footer{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-top:14px}.source-link{display:inline-flex;align-items:center;gap:5px;color:var(--muted);font-size:10px;padding:4px 0}.source-link .icon{height:11px;width:11px}.source-link:hover{color:var(--ink)}.trace-path{display:flex;flex-wrap:wrap;gap:5px;border-bottom:1px solid var(--line);padding-bottom:16px;margin-bottom:20px}.trace-path button{font-size:9px;padding:6px 7px;border:1px solid var(--line);border-radius:3px;color:var(--muted)}.trace-path button[aria-current=step]{color:var(--on-strong);background:var(--strong);border-color:var(--strong)}
.experiment{background:var(--soft);border:1px solid var(--line);border-radius:4px;margin:17px 0 7px;padding:14px}.experiment label{display:flex;align-items:center;gap:4px;font-size:10px;color:var(--muted)}.experiment label output{margin-left:auto;color:var(--ink);font:11px ui-monospace,monospace}.experiment input[type=range]{width:100%;height:19px;margin:8px 0 0;accent-color:var(--cyan)}.experiment-caption{font-size:8px;line-height:1.5;color:var(--muted);margin-top:8px}.energy-result{display:flex;align-items:baseline;gap:6px;margin:2px 0 16px}.energy-result strong{font-size:35px;letter-spacing:-.05em;font-weight:400}.energy-result>span{font-size:12px;color:var(--muted)}.energy-result small{margin-left:auto;font:9px ui-monospace,monospace;color:var(--muted)}.energy-result b{font-weight:400}.touch-surface{height:90px;max-width:175px;width:100%;display:block;border:1px solid var(--strong-line);border-radius:9px;transform:perspective(300px) rotateX(28deg);position:relative;margin:2px auto 17px;background:var(--soft)}.touch-surface:after{content:'';position:absolute;left:-1px;right:-1px;bottom:-5px;border:1px solid var(--line);border-top:0;height:9px;border-radius:0 0 8px 8px}.touch-point{position:absolute;left:calc(50% - 5px);top:calc(50% - 10px);width:10px;height:10px;border:1px solid var(--cyan);border-radius:50%}.touch-ring{position:absolute;left:calc(50% - 19px);top:calc(50% - 24px);width:38px;height:38px;border:1px solid var(--cyan);border-radius:50%;opacity:.1}.touch-instruction{position:absolute;bottom:9px;left:0;right:0;font-size:9px;color:var(--muted)}.pulsing .touch-ring{animation:ripple .65s ease-out}.pulsing .touch-point{background:var(--cyan)}.signal-line{display:flex;align-items:center;justify-content:center;gap:9px;font-size:9px;white-space:nowrap;color:var(--muted)}.signal-line i,.thermal-path i,.drive-flow i{font-style:normal;color:var(--cyan)}.pixel-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:3px;max-width:145px;margin:0 auto 14px}.pixel-grid span{height:12px;background:var(--soft);border:1px solid var(--line);border-radius:1px}.pixel-grid .lit{background:var(--cyan);box-shadow:0 0 9px var(--cyan)}.memory-map{display:flex;align-items:center;justify-content:space-around;gap:6px;font:10px ui-monospace,monospace}.memory-map div{padding:15px 10px;border:1px solid var(--strong-line);color:var(--cyan);text-align:center}.thermal-path{display:flex;align-items:center;justify-content:center;gap:10px;font-size:10px}.light-demo{height:92px;position:relative;margin-bottom:12px}.led-node{position:absolute;left:calc(50% - 17px);top:4px;width:34px;height:9px;border:1px solid var(--strong-line);border-radius:3px;background:var(--cyan)}.light-rays{position:absolute;top:14px;left:calc(50% - 60px);height:65px;width:120px;background:linear-gradient(to bottom,var(--cyan),transparent);clip-path:polygon(36% 0,64% 0,100% 100%,0 100%);opacity:calc(var(--light)*.27)}.light-pool{position:absolute;bottom:10px;left:calc(50% - 60px);height:15px;width:120px;border-radius:50%;background:var(--cyan);filter:blur(5px);opacity:calc(var(--light)*.6)}.drive-flow{display:flex;align-items:center;justify-content:space-between;gap:5px;height:65px;margin-bottom:12px;font-size:9px;color:var(--muted)}.drive-flow>span{display:flex;align-items:center;gap:4px}.drive-flow .icon{height:15px;width:15px}.drive-flow .drive-rotor{width:45px;height:45px;display:grid;place-items:center;border:1px dashed var(--cyan);border-radius:50%;color:var(--cyan);animation:spin var(--speed,1s) linear infinite}.drive-rotor .icon{width:24px;height:24px}
.page-heading{margin:25px 0 35px}.page-heading h1{font-family:var(--display);font-size:42px;font-weight:400;letter-spacing:-.045em;margin:10px 0}.page-heading p{font-size:12px;color:var(--muted)}.atlas-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.atlas-card{padding:27px;border:1px solid var(--line);border-radius:6px;background:var(--soft)}.atlas-card h2{font-size:28px;letter-spacing:-.035em;font-weight:400;margin:12px 0 8px}.atlas-card>p{font-size:12px;line-height:1.7;color:var(--muted);margin:0}.atlas-bridge{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:26px;padding-top:22px;border-top:1px solid var(--line)}.atlas-bridge>button{display:flex;flex-direction:column;align-items:center;text-align:center;gap:7px;flex:1;padding:10px 6px;border:1px solid transparent;border-radius:5px}.atlas-bridge>button:hover{border-color:var(--strong-line);background:var(--soft)}.atlas-bridge strong{font-size:12px;font-weight:450}.atlas-bridge small{font-size:10px;color:var(--muted)}.atlas-bridge .object-glyph{width:90px;height:72px;margin-bottom:5px}.bridge-link{position:relative;display:flex;align-items:center;color:var(--cyan);gap:12px}.bridge-link:before,.bridge-link:after{content:'';width:25px;height:1px;background:var(--strong-line)}.saved-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}.saved-card{border:1px solid var(--line);border-radius:6px;position:relative;padding:24px;background:var(--soft)}.saved-glyph{height:175px;display:grid;place-items:center;border-bottom:1px solid var(--line);margin-bottom:21px}.saved-glyph .object-glyph{width:180px;height:144px}.saved-card h2{font-size:25px;letter-spacing:-.035em;font-weight:400;margin:10px 0}.saved-card p{font-size:12px;color:var(--muted)}.saved-card>.button{margin-top:14px}.saved-remove{position:absolute;right:12px;top:12px;color:var(--muted);padding:8px}.saved-remove .icon{width:13px;height:13px}.storage-note{font-size:10px;color:var(--muted);margin-top:22px}.empty-state{padding:70px 20px;border:1px dashed var(--line);display:flex;align-items:center;flex-direction:column;gap:20px}.empty-state>.icon{height:32px;width:32px;color:var(--muted)}.empty-state p{font-size:13px;color:var(--muted);margin:0}
footer{display:flex;align-items:center;justify-content:space-between;gap:15px;padding:23px 0 20px;color:var(--muted);font:8px ui-monospace,monospace;letter-spacing:.08em}footer .source-link{font-family:inherit;font-size:9px;letter-spacing:0}.modal-backdrop{position:fixed;z-index:90;inset:0;background:#07101baa;backdrop-filter:blur(7px);display:flex;align-items:center;justify-content:center;padding:24px}.modal{position:relative;background:var(--bg);color:var(--ink);border:1px solid var(--strong-line);border-radius:8px;padding:32px;width:min(600px,100%);max-height:88dvh;overflow-y:auto;box-shadow:0 20px 90px #0004}.modal-close{position:absolute;top:15px;right:15px;width:28px;height:28px}.modal-close .icon{height:14px;width:14px}.modal h2{font-size:29px;font-weight:400;letter-spacing:-.035em;margin:5px 0 23px}.modal p{font-size:13px;line-height:1.8;color:var(--muted)}.modal .scope-note{font-size:11px;line-height:1.7}.sources{list-style:none;padding:0;margin:24px 0 0}.sources li{padding:14px 0;border-top:1px solid var(--line)}.sources a{font-size:12px;line-height:1.6;text-decoration:none}.sources a:hover{text-decoration:underline}.sources small{display:block;margin-top:5px;color:var(--muted);font-size:10px}.drawing{margin-top:20px}.drawing summary{font-size:12px;cursor:pointer}.drawing img{width:100%;max-height:390px;object-fit:contain;background:white;margin-top:15px}.drawing small{font-size:10px;color:var(--muted)}.upload-zone{position:relative;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:18px;border:1px dashed var(--strong-line);min-height:175px;margin:20px 0 0;font-size:13px;background:var(--soft)}.upload-zone>.icon{height:29px;width:29px}.upload-zone input{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:pointer}.upload-preview{width:100%;height:250px;object-fit:contain;background:var(--soft)}.toast{position:fixed;z-index:110;left:50%;bottom:25px;transform:translate(-50%,12px);opacity:0;transition:.2s;pointer-events:none;background:var(--strong);color:var(--on-strong);padding:14px 20px;border-radius:5px;font-size:12px;max-width:calc(100vw - 40px)}.toast.visible{opacity:1;transform:translate(-50%,0)}.boot-screen{min-height:100dvh;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:15px}.boot-screen strong{font-size:23px;letter-spacing:.2em}.boot-screen span{font-size:12px;color:var(--muted)}.load-error{padding-top:60px}.load-error p{color:var(--muted);font-size:13px}.no-script{padding:40px}
@keyframes enter{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}@keyframes ripple{0%{transform:scale(.5);opacity:.9}100%{transform:scale(2.1);opacity:0}}@keyframes spin{to{transform:rotate(360deg)}}
@media(min-width:1600px){.workspace.has-panel{grid-template-columns:minmax(0,1fr) 350px;gap:30px}.insight-panel{padding:21px 24px}.principle-copy{font-size:13px}.component-node p{font-size:13px}.scene{height:clamp(490px,calc(100dvh - 380px),800px)}}
@media(max-width:1150px){main{padding-left:25px;padding-right:25px}.app-header{padding-left:25px;padding-right:25px}.workspace.has-panel{grid-template-columns:minmax(0,1fr) 305px;gap:20px}.insight-panel{padding:16px 17px}.component-node h2{font-size:22px}.separation{max-width:none}.camera-controls{margin-right:auto}.motion-controls{margin-left:auto}.object-option{padding-left:16px;padding-right:16px;gap:12px}.object-option small{font-size:8px}.viewer-controls{gap:7px 10px}.component-rail button{padding:9px 10px}.main-nav{margin-left:25px}.scene{height:450px}.workspace:not(.has-panel) .scene{height:clamp(410px,calc(100dvh - 375px),700px)}}
@media(max-width:980px){.workspace.has-panel{grid-template-columns:minmax(0,1fr) 285px;gap:17px}.separation{flex-basis:100%;max-width:none}.object-option strong{font-size:13px}.object-option .object-glyph{width:42px;height:34px}.object-option{gap:9px;min-height:70px}.object-option small{letter-spacing:.05em}.insight-panel{padding:15px}.component-node{gap:10px}.component-node h2{font-size:21px}.principle-copy{font-size:12px}.component-node p{font-size:11px}.connected-object small{font-size:9px}.component-rail{gap:4px}.component-rail button{padding:9px 8px;font-size:10px;gap:5px}.main-nav{gap:25px}.bridge-link:before,.bridge-link:after{width:12px}.atlas-bridge .object-glyph{width:75px;height:60px}.saved-grid{gap:14px}.saved-card{padding:18px}.saved-card h2{font-size:21px}}
@media(max-width:780px){.app-header{height:auto;min-height:99px;display:grid;grid-template-columns:1fr auto;grid-template-rows:38px 31px;padding:12px 20px 0;gap:8px 20px}.brand{grid-row:1;grid-column:1}.brand strong{font-size:15px}.brand .icon{height:25px;width:25px}.header-actions{grid-row:1;grid-column:2;gap:16px}.main-nav{grid-row:2;grid-column:1/3;margin:0;gap:32px;justify-content:center;width:100%}.main-nav button{font-size:11px;padding-bottom:9px}.header-actions .icon-button{border:0;width:31px;height:31px}.appearance summary{height:31px}.appearance>div{top:37px}main{padding:19px 18px 0}.object-rail{margin-bottom:22px}.object-option{padding:11px 7px;gap:5px;flex-direction:column;align-items:center;min-height:94px;text-align:center}.object-option .object-glyph{width:43px;height:34px}.object-option>span{gap:5px}.object-option small{font-size:7px;letter-spacing:.03em}.object-option strong{font-size:11px;white-space:nowrap}.object-option>i{display:none}.object-option[aria-pressed=true]:after{left:10px;right:10px}.workspace-heading{gap:12px;align-items:center;margin-bottom:17px}.workspace-heading h1{font-size:27px}.workspace-heading .eyebrow{font-size:8px}.workspace-heading p{font-size:10px;max-width:190px;line-height:1.6}.heading-actions{gap:7px}.trace-button{font-size:10px;padding:9px;min-height:35px;gap:6px}.trace-button .icon{height:11px;width:11px}.save-button{height:35px;width:32px}.workspace,.workspace.has-panel{grid-template-columns:minmax(0,1fr);gap:17px}.scene,.workspace:not(.has-panel) .scene{height:390px;min-height:390px}.scene-top{top:12px;left:13px;right:13px}.scene-caption{font-size:9px}.scene-hint{font-size:9px}.viewer-controls{padding:8px 10px;gap:5px 8px}.separation{flex-basis:auto;min-width:200px;max-width:none}.separation .tool-button{min-width:86px}.separation input{min-width:85px}.tool-button{min-height:34px;padding:8px 9px}.camera-controls .tool-button{min-height:30px;padding:6px 9px}.component-rail{justify-content:center;padding-top:13px;gap:5px}.component-rail button{font-size:11px;padding:10px 9px;min-height:37px;gap:5px}.insight-panel{padding:20px 21px;background:var(--soft)}.insight-top{margin-bottom:21px}.breadcrumb{font-size:10px}.component-node h2{font-size:25px}.component-node p{font-size:13px;line-height:1.75}.mode-switch{gap:25px;margin-top:22px}.mode-switch button{font-size:12px;padding-bottom:12px}.principle-tabs button{font-size:11px;padding:6px 9px}.principle-copy{font-size:13px;line-height:1.8}.experiment{padding:17px;max-width:500px}.experiment label{font-size:12px}.experiment-caption{font-size:10px}.signal-line{font-size:11px;gap:13px}.touch-surface{height:100px}.touch-instruction{font-size:11px}.understood{font-size:11px;padding-top:12px}.object-connections .section-label{font-size:9px}.connected-object{padding:12px}.connected-object strong{font-size:12px}.connected-object small{font-size:11px}.connected-object .object-glyph{height:36px;width:45px}.insight-footer{margin-top:16px}.source-link{font-size:11px}.trace-path button{font-size:10px;padding:7px 9px}.drive-flow{font-size:11px}.energy-result small{font-size:10px}.thermal-path,.memory-map{font-size:12px}.page-heading{margin:14px 0 27px}.page-heading h1{font-size:35px}.atlas-grid,.saved-grid{grid-template-columns:minmax(0,1fr);gap:17px}.atlas-card{padding:24px}.atlas-card h2{font-size:27px}.atlas-card>p{font-size:12px}.atlas-bridge .object-glyph{width:95px;height:76px}.atlas-bridge strong{font-size:12px}.atlas-bridge small{font-size:11px}.bridge-link:before,.bridge-link:after{width:17px}.saved-card{padding:22px}.saved-glyph{height:170px}.saved-card h2{font-size:26px}.saved-card .button{font-size:12px}.storage-note{font-size:11px}footer{padding-top:20px;font-size:7px}footer .source-link{font-size:9px}.modal-backdrop{padding:18px}.modal{padding:28px 23px}.modal h2{font-size:28px}.modal p{font-size:13px}.modal .scope-note{font-size:12px}.sources a{font-size:13px}.sources small{font-size:11px}.sources li{padding:16px 0}.source-link .icon{height:12px;width:12px}}
@media(max-width:390px){main{padding-left:13px;padding-right:13px}.app-header{padding-left:16px;padding-right:16px}.object-option small{display:none}.object-option{min-height:77px}.object-option strong{font-size:10px}.workspace-heading h1{font-size:25px}.workspace-heading p{font-size:9px;max-width:165px}.trace-button{font-size:9px;padding:8px 7px;gap:4px}.trace-button .icon{height:10px;width:10px}.heading-actions{gap:5px}.scene,.workspace:not(.has-panel) .scene{height:365px;min-height:365px}.component-rail button{font-size:10px;padding:10px 7px}.component-rail button>span{font-size:8px}.component-rail{gap:4px}.separation{flex-basis:100%}.insight-panel{padding:18px}.atlas-card{padding:20px}.atlas-bridge .object-glyph{width:78px;height:62px}.bridge-link:before,.bridge-link:after{width:9px}.signal-line{font-size:10px;gap:9px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}.pulsing .touch-ring{opacity:.5;transform:scale(1.2)}}

/* The assistant is a scene control: one question and one connected answer. */
.gemma-status{display:flex;align-items:center;justify-content:center;gap:7px;min-height:34px;font-size:10px;color:var(--muted);padding:6px 0;white-space:nowrap}.gemma-status:hover{color:var(--ink)}.status-dot{display:inline-block;width:5px;height:5px;flex-shrink:0;border:1px solid var(--muted);border-radius:50%;vertical-align:middle}.status-dot.connected{background:var(--cyan);border-color:var(--cyan);box-shadow:0 0 9px color-mix(in srgb,var(--cyan) 30%,transparent)}.status-dot.thinking{background:var(--cyan);border-color:var(--cyan);animation:ai-pulse 1.3s ease-in-out infinite}
.question-console{margin-top:16px;border:1px solid var(--line);border-radius:6px;background:var(--soft);overflow:hidden}.question-form{display:flex;align-items:center;gap:11px;padding:7px 10px 7px 14px;min-height:52px}.question-mark{color:var(--cyan)}.question-mark .icon{width:16px;height:16px}.question-form input{width:100%;min-width:0;border:0;background:none;outline:none;box-shadow:none;font-size:12px;padding:10px 0;color:var(--ink)}.question-form input::placeholder{color:var(--muted);opacity:1}.question-form:focus-within{box-shadow:inset 0 0 0 1px var(--strong-line);border-radius:5px}.question-form input:focus-visible{outline:none}.ask-button{width:33px;height:33px;flex-shrink:0;display:grid;place-items:center;background:var(--strong);color:var(--on-strong);border-radius:4px}.ask-button .icon{width:16px;height:16px}.ask-button:hover{opacity:.85}.ask-button:disabled{opacity:.4}.question-feedback:empty{display:none}.ai-progress,.ai-error{border-top:1px solid var(--line);padding:12px 16px;font-size:11px;color:var(--muted)}.ai-progress{display:flex;align-items:center;gap:9px;min-height:45px}.ai-progress .text-button{margin-left:auto;font-size:10px}.ai-error p{font-size:12px;line-height:1.7;margin:0 0 6px}.ai-error .text-button{margin-right:17px;font-size:10px}.ai-answer{border-top:1px solid var(--line);padding:15px 17px 17px;animation:enter .2s ease-out}.ai-answer-heading{display:flex;align-items:center;gap:7px;color:var(--cyan);font:9px ui-monospace,SFMono-Regular,Consolas,monospace;text-transform:uppercase;letter-spacing:.06em}.ai-context{color:var(--muted);text-transform:none;letter-spacing:0;margin-left:5px}.ai-answer-heading .icon-button{border:0;margin-left:auto;width:22px;height:22px;color:var(--muted)}.ai-answer-heading .icon-button .icon{width:12px;height:12px}.ai-answer-question{font-size:10px;line-height:1.6;color:var(--muted);margin:7px 0 10px;overflow-wrap:anywhere}.ai-answer-copy{font-size:12px;line-height:1.8;white-space:pre-line;overflow-wrap:anywhere;margin:0}.ai-sources{display:flex;flex-wrap:wrap;gap:6px 13px;padding-top:12px;margin-top:13px;border-top:1px solid var(--line)}.ai-sources a{font-size:9px;line-height:1.6;color:var(--muted);text-decoration:none;overflow-wrap:anywhere}.ai-sources a:hover{text-decoration:underline;color:var(--ink)}
#gemma-key-form{margin-top:23px}#gemma-key-form>label{display:block;font-size:11px;margin-bottom:9px;color:var(--ink)}#gemma-api-key{display:block;width:100%;height:46px;border:1px solid var(--strong-line);border-radius:4px;background:var(--soft);padding:12px;color:var(--ink);font:13px ui-monospace,SFMono-Regular,Consolas,monospace}#gemma-api-key::placeholder{color:var(--muted);font:12px Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif}.modal .key-note{margin:9px 0 17px}.gemma-form-actions{display:flex;align-items:center;justify-content:space-between;gap:16px}.gemma-form-actions>a{font-size:11px;text-decoration:none;color:var(--cyan);line-height:1.6}.gemma-form-actions>a:hover{text-decoration:underline}.connect-submit{background:var(--strong);color:var(--on-strong);border-color:var(--strong)}.connect-submit:hover{background:var(--strong);opacity:.9}.connection-feedback p{border-left:2px solid var(--cyan);padding-left:12px}.connection-summary{display:flex;align-items:center;gap:9px}.modal .gemma-data-note{margin:22px 0 0;padding-top:16px;border-top:1px solid var(--line)}.modal .photo-filename{font-size:10px;margin:7px 0 12px;overflow-wrap:anywhere}.upload-zone.has-photo{min-height:64px;flex-direction:row;gap:10px;margin-top:10px;font-size:11px}.upload-zone.has-photo>.icon{width:18px;height:18px}.upload-zone:focus-within{outline:2px solid var(--focus);outline-offset:3px}.photo-analysis-actions{display:flex;align-items:center;gap:18px;margin-top:18px}.photo-analysis-actions>.button{background:var(--strong);color:var(--on-strong);border-color:var(--strong)}.photo-analysis-actions>.button:hover{opacity:.9}.photo-progress{display:flex;align-items:center;gap:9px}.photo-feedback .ai-error-copy{padding-left:12px;border-left:2px solid var(--cyan)}.photo-result{margin-top:23px;padding-top:21px;border-top:1px solid var(--line)}.photo-result h3{font-size:23px;font-weight:450;letter-spacing:-.03em;margin:10px 0 12px;overflow-wrap:anywhere}.photo-result p{overflow-wrap:anywhere;white-space:pre-line}.visible-parts{display:flex;gap:6px;flex-wrap:wrap;list-style:none;padding:0;margin:16px 0}.visible-parts li{border:1px solid var(--line);border-radius:3px;padding:6px 8px;font-size:10px;line-height:1.5;overflow-wrap:anywhere}.related-model{margin-top:5px;text-align:left}.related-model .icon{flex-shrink:0}.modal .connection-feedback:empty,.photo-feedback:empty{display:none}
@keyframes ai-pulse{50%{opacity:.25}}
@media(max-width:980px){.header-actions{gap:13px}.main-nav{gap:22px;margin-left:15px}.app-header{gap:20px}.gemma-status{font-size:9px}}
@media(max-width:780px){.header-actions{gap:12px}.main-nav{margin-left:0}.question-console{margin-top:15px}.question-form{min-height:55px;padding-left:13px}.question-form input{font-size:16px;line-height:1.4}.ask-button{height:35px;width:35px}.ai-answer{padding:16px}.ai-answer-copy{font-size:13px;line-height:1.8}.ai-answer-question{font-size:11px}.ai-sources a{font-size:10px}.ai-progress,.ai-error{padding:13px 15px}.ai-error .text-button{font-size:11px}.gemma-status{font-size:9px;gap:6px}.photo-analysis-actions .button{font-size:12px}.visible-parts li{font-size:11px}#gemma-api-key{font-size:16px}.gemma-form-actions>a{font-size:12px}}
@media(max-width:390px){.header-actions{gap:8px}.gemma-status{font-size:8px}.gemma-status .status-dot{width:4px;height:4px}.gemma-form-actions{align-items:flex-start;gap:10px}.gemma-form-actions>a{font-size:11px}.ai-answer-heading{font-size:8px}.ai-context{margin-left:2px}}

/* A generated study uses the same workspace, with its provenance kept visible. */
.object-rail.has-generated{grid-template-columns:repeat(4,minmax(0,1fr))}.object-option strong{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:100%}.workspace-heading>div:first-child{min-width:0}.workspace-heading h1{overflow-wrap:anywhere}.heading-actions{flex-shrink:0}.part-evidence{display:inline-block;color:var(--cyan);font:8px/1.5 ui-monospace,SFMono-Regular,Consolas,monospace;letter-spacing:.04em;margin:0 0 7px;padding:3px 6px;border:1px solid var(--strong-line);border-radius:3px}.part-evidence.inferred{color:var(--muted);border-style:dashed}.generated-panel .component-node>div{min-width:0}.generated-panel h2,.generated-panel p,.generated-panel .connected-object{overflow-wrap:anywhere}.generated-panel .principle-node>.section-label{display:block;margin-bottom:10px;font-size:8px}.generated-panel .connected-object>.icon:first-child{flex-shrink:0;color:var(--cyan)}.session-note{color:var(--muted);font-size:9px}.component-rail button{max-width:100%;overflow-wrap:anywhere;text-align:left}.scene-caption{min-width:0;line-height:1.5}.layer-switch{flex-shrink:0}.scene-top{gap:12px}
@media(max-width:1150px){.object-rail.has-generated .object-option{gap:8px;padding-left:12px;padding-right:12px}.object-rail.has-generated .object-glyph{width:36px;height:30px}}
@media(max-width:780px){.object-rail.has-generated{grid-template-columns:repeat(2,minmax(0,1fr))}.object-rail.has-generated .object-option{flex-direction:row;text-align:left;min-height:65px;gap:10px;padding:11px 13px}.object-rail.has-generated .object-option>span{flex:1}.object-rail.has-generated .object-option strong{font-size:11px}.object-rail.has-generated .object-glyph{width:39px;height:32px}.part-evidence{font-size:9px}.scene-caption{max-width:65%}.component-rail{flex-wrap:nowrap;justify-content:flex-start;overflow-x:auto;padding-bottom:4px;scrollbar-width:thin;scrollbar-color:var(--strong-line) transparent}.component-rail button{flex:0 0 auto;max-width:220px;min-height:39px}.generated-panel .principle-node>.section-label{font-size:9px}.session-note{font-size:10px}}
.generation-details{margin:12px 0;font-size:11px;color:var(--muted)}.generation-details summary{cursor:pointer}.generation-details .scope-note{overflow-wrap:anywhere;margin:8px 0 0}

/* The first view invites a photo; the object studies quietly take shape beside it. */
body[data-view=home] main{max-width:1700px;padding-top:0}
.intro-screen{display:grid;grid-template-columns:minmax(330px,.82fr) minmax(0,1.18fr);min-height:calc(100svh - 128px);align-items:center;gap:clamp(20px,4vw,70px);padding:40px 0 28px}
.intro-copy{position:relative;z-index:2;padding:15px 0 10px clamp(0px,2.2vw,36px);max-width:530px}
.intro-eyebrow{display:flex;align-items:center;gap:9px;letter-spacing:.15em;font-size:9px;margin-bottom:28px}
.intro-eyebrow>span{height:5px;width:5px;background:var(--cyan);box-shadow:0 0 13px color-mix(in srgb,var(--cyan) 38%,transparent)}
.intro-copy h1{font-family:var(--display);font-size:clamp(56px,6.4vw,100px);line-height:.99;letter-spacing:-.075em;font-weight:400;margin:0 0 25px}
.intro-copy h1>span{color:var(--cyan)}
.intro-description{max-width:320px;color:var(--muted);font-size:14px;line-height:1.8;margin:0 0 33px;letter-spacing:-.01em}
.intro-upload{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;width:min(100%,375px);min-height:194px;padding:22px 20px;border:1px dashed var(--strong-line);border-radius:6px;background:linear-gradient(130deg,var(--soft),transparent);transition:border-color .2s,background-color .2s,transform .2s;cursor:pointer}
.intro-upload:before,.intro-upload:after{content:'';position:absolute;top:-3px;width:5px;height:5px;border:1px solid var(--strong-line);background:var(--bg)}
.intro-upload:before{left:-3px}.intro-upload:after{right:-3px}
.intro-upload:hover{border-color:var(--cyan);background-color:var(--soft)}
.intro-upload:focus-within{outline:2px solid var(--focus);outline-offset:5px;border-color:var(--cyan)}
.intro-upload input{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:pointer}
.intro-upload-symbol{height:36px;width:36px;display:grid;place-items:center;border:1px solid var(--strong-line);border-radius:50%;color:var(--cyan);margin-bottom:15px}
.intro-upload-symbol .icon{height:15px;width:15px;stroke-width:1.2}
.intro-upload strong{font-size:14px;font-weight:450;letter-spacing:-.015em}
.intro-upload-link{display:flex;align-items:center;gap:7px;font-size:11px;color:var(--muted);margin-top:7px}
.intro-upload-link .icon{width:12px;height:12px}
.intro-upload-formats{font:8px/1.5 ui-monospace,SFMono-Regular,Consolas,monospace;color:var(--muted);letter-spacing:.07em;margin-top:20px}
.intro-error{font-size:11px;line-height:1.6;max-width:375px;margin:10px 0 0;color:var(--cyan);min-height:0}
.intro-error:empty{display:none}
.intro-powered{display:flex;align-items:baseline;gap:5px;margin:14px 0 0;font-size:11px;line-height:1.5;color:var(--muted)}
.intro-powered strong{font-size:12px;font-weight:500;color:var(--cyan)}
@media(min-width:521px) and (max-width:780px){.intro-powered{grid-column:2}}
.intro-examples{margin-top:28px;display:flex;gap:10px;flex-direction:column;color:var(--muted)}
.intro-examples>span{font-size:10px}
.intro-examples>div{display:flex;align-items:center;flex-wrap:wrap;gap:7px 20px}
.intro-examples button{display:inline-flex;align-items:center;gap:7px;min-height:30px;font-size:11px;padding:3px 0;color:var(--ink)}
.intro-examples button:hover{color:var(--cyan)}
.intro-examples .icon{height:11px;width:11px;color:var(--muted);transform:rotate(-35deg)}
.intro-reference-error{font-size:11px;color:var(--muted);line-height:1.6}
.intro-reference-error .text-button{font-size:11px;text-decoration:underline}
.intro-visual{position:relative;min-width:0;width:100%;height:clamp(460px,calc(100svh - 205px),760px);isolation:isolate;overflow:hidden;border:1px solid var(--line);border-radius:3px;background-image:linear-gradient(var(--grid) 1px,transparent 1px),linear-gradient(90deg,var(--grid) 1px,transparent 1px),radial-gradient(ellipse at 50% 43%,var(--soft),transparent 70%);background-size:32px 32px,32px 32px,100% 100%;transition:border-color .2s}
.intro-visual:after{content:'';position:absolute;inset:0;pointer-events:none;z-index:-1;background:radial-gradient(ellipse at center,transparent 28%,var(--bg) 85%);opacity:.5}
.intro-visual-top{position:absolute;z-index:3;top:24px;left:26px;right:26px;display:flex;align-items:center;justify-content:space-between;color:var(--muted);font:8px/1.4 ui-monospace,SFMono-Regular,Consolas,monospace;letter-spacing:.1em;pointer-events:none}
.intro-particles-host{position:absolute;inset:0;width:100%;height:100%;z-index:2;pointer-events:auto}
.intro-particles-fallback{position:absolute;inset:14% 10% 17%;display:grid;place-items:center;color:var(--cyan);opacity:.75}
.intro-particles-fallback .object-glyph{width:85%;height:auto;stroke-width:.2;stroke-dasharray:.15 1.3;stroke-linecap:round;filter:drop-shadow(0 0 6px color-mix(in srgb,var(--cyan) 25%,transparent))}
.intro-particles-host.is-ready .intro-particles-fallback{display:none}
.intro-orbit{position:absolute;z-index:1;left:50%;top:45%;height:67%;width:75%;transform:translate(-50%,-50%);border:1px solid var(--line);border-radius:50%;opacity:.55;pointer-events:none}
.intro-orbit:before,.intro-orbit:after{content:'';position:absolute;background:var(--line)}
.intro-orbit:before{left:-15%;right:-15%;top:50%;height:1px}.intro-orbit:after{top:-15%;bottom:-15%;left:50%;width:1px}
.intro-orbit i{position:absolute;inset:11%;border:1px dashed var(--line);border-radius:50%;transform:rotate(30deg)}
.intro-orbit i:last-child{inset:25% -8%;border-style:solid;transform:rotate(-35deg)}
.intro-coordinates{position:absolute;inset:0;pointer-events:none;color:var(--muted);font:8px ui-monospace,SFMono-Regular,Consolas,monospace;opacity:.7;z-index:3}
.intro-coordinates>span{position:absolute}.intro-coordinates>span:first-child{right:22px;top:45%}.intro-coordinates>span:nth-child(2){left:50%;top:66px}.intro-coordinates>span:last-child{left:24px;bottom:27%}
.intro-object-caption{position:absolute;bottom:29px;left:29px;right:27px;z-index:4;display:flex;align-items:center;gap:15px}
.intro-object-number{display:grid;place-items:center;min-width:35px;height:35px;border:1px solid var(--strong-line);border-radius:50%;font:10px ui-monospace,SFMono-Regular,Consolas,monospace;color:var(--cyan)}
.intro-object-caption>div:nth-child(2){display:flex;flex-direction:column;gap:6px}
.intro-object-caption [data-intro-name]{font-size:13px;font-weight:450;letter-spacing:-.015em}
.intro-object-caption [data-intro-tag]{font:7px/1.5 ui-monospace,SFMono-Regular,Consolas,monospace;letter-spacing:.09em;color:var(--muted)}
.intro-sequence{display:flex;gap:5px;align-items:center;margin-left:auto}
.intro-sequence i{display:block;height:2px;width:17px;background:var(--strong-line);transition:background-color .3s}
.intro-sequence i.active{background:var(--cyan)}
.intro-motion{display:grid;place-items:center;color:var(--muted);width:32px;height:32px;border:1px solid var(--line);border-radius:50%;margin-left:3px}
.intro-motion[hidden]{display:none}.intro-motion:hover{color:var(--ink);border-color:var(--strong-line)}.intro-motion .icon{height:12px;width:12px}
.intro-frame-corners{position:absolute;inset:8px;z-index:3;pointer-events:none}
.intro-frame-corners i{width:9px;height:9px;position:absolute;border-color:var(--strong-line)}
.intro-frame-corners i:first-child{top:0;left:0;border-left:1px solid;border-top:1px solid}.intro-frame-corners i:nth-child(2){top:0;right:0;border-right:1px solid;border-top:1px solid}.intro-frame-corners i:nth-child(3){bottom:0;left:0;border-left:1px solid;border-bottom:1px solid}.intro-frame-corners i:last-child{bottom:0;right:0;border-right:1px solid;border-bottom:1px solid}
.photo-dragging .intro-upload,.photo-dragging .upload-zone{border-color:var(--cyan);border-style:solid;background:color-mix(in srgb,var(--cyan) 12%,transparent);outline:2px solid var(--cyan);outline-offset:5px;transform:translateY(-2px)}
.photo-dragging .intro-visual{border-color:var(--cyan)}
body[data-view=home] footer{padding-top:0;font-size:8px;opacity:.8}
@media(min-width:1600px){.intro-copy{padding-left:55px}.intro-screen{gap:65px}.intro-upload{width:400px}.intro-copy h1{font-size:105px}.intro-description{font-size:15px}.intro-visual{max-height:800px}}
@media(max-width:1150px){.intro-screen{grid-template-columns:minmax(310px,.9fr) minmax(0,1.1fr);gap:24px}.intro-copy{padding-left:0}.intro-copy h1{font-size:clamp(58px,7vw,80px)}.intro-visual-top{left:20px;right:20px;font-size:7px}.intro-object-caption{left:21px;right:20px;bottom:25px;gap:11px}.intro-sequence i{width:13px}.intro-upload{min-height:185px}.main-nav{gap:23px}}
@media(max-width:980px){.main-nav{gap:20px;margin-left:10px}.intro-screen{gap:20px;grid-template-columns:minmax(290px,.9fr) minmax(0,1.1fr)}.intro-visual{height:490px}.intro-description{font-size:13px;max-width:260px}.intro-copy h1{font-size:64px}.intro-object-caption [data-intro-name]{font-size:11px}.intro-object-caption [data-intro-tag]{font-size:6px}.intro-object-caption{gap:9px}.intro-object-number{min-width:30px;height:30px}.intro-sequence{gap:4px}.intro-sequence i{width:9px}.intro-motion{margin-left:0;width:28px;height:28px}.intro-eyebrow{font-size:8px}}
@media(max-width:780px){.main-nav{margin-left:0;gap:30px}.intro-screen{display:flex;flex-direction:column;align-items:stretch;gap:28px;min-height:0;padding:35px 0 24px}.intro-copy{display:grid;grid-template-columns:1fr 1fr;column-gap:25px;max-width:none;padding:0}.intro-eyebrow{grid-column:1/3;margin-bottom:20px}.intro-copy h1{grid-column:1;grid-row:2;font-size:clamp(46px,8vw,64px);margin-bottom:17px}.intro-description{grid-column:1;grid-row:3;font-size:12px;max-width:220px;margin-bottom:0}.intro-upload{grid-column:2;grid-row:2/4;min-height:180px;width:100%;align-self:start;margin-top:2px;padding:18px 12px}.intro-upload strong{font-size:12px}.intro-upload-symbol{height:31px;width:31px;margin-bottom:13px}.intro-upload-formats{font-size:6px;letter-spacing:.05em}.intro-upload-link{font-size:10px}.intro-error{grid-column:2}.intro-examples{grid-column:1/3;flex-direction:row;align-items:center;gap:20px;margin-top:21px}.intro-examples>span{font-size:9px}.intro-examples>div{gap:16px}.intro-examples button{font-size:10px}.intro-reference-error{grid-column:1/3}.intro-visual{height:310px}.intro-visual-top{top:19px;font-size:7px}.intro-object-caption{bottom:20px;left:21px;right:21px;gap:12px}.intro-object-caption [data-intro-name]{font-size:12px}.intro-object-caption [data-intro-tag]{font-size:7px}.intro-sequence i{width:17px}.intro-coordinates>span:nth-child(2){top:46px}.intro-orbit{height:67%;width:68%}body[data-view=home] footer{font-size:7px}}
@media(max-width:520px){.intro-screen{padding-top:28px;gap:24px}.intro-copy{display:block}.intro-eyebrow{font-size:8px;margin-bottom:20px}.intro-copy h1{font-size:62px;margin-bottom:16px}.intro-copy h1 br{display:none}.intro-description{font-size:13px;max-width:none;margin-bottom:24px}.intro-upload{min-height:168px;max-width:none;margin-top:0;padding:18px}.intro-upload strong{font-size:14px}.intro-upload-link{font-size:11px}.intro-upload-formats{font-size:8px;margin-top:16px}.intro-upload-symbol{height:31px;width:31px;margin-bottom:12px}.intro-examples{gap:12px;margin-top:19px;justify-content:space-between}.intro-examples>span{font-size:9px;max-width:75px;line-height:1.6}.intro-examples>div{gap:15px}.intro-examples button{font-size:10px;gap:5px}.intro-visual{height:260px}.intro-object-caption{left:18px;right:18px;bottom:18px}.intro-visual-top{top:17px;left:18px;right:18px}.intro-object-number{min-width:29px;height:29px;font-size:9px}.intro-object-caption [data-intro-name]{font-size:11px}.intro-object-caption [data-intro-tag]{font-size:6px}.intro-sequence i{width:12px}.intro-motion{width:28px;height:28px}.intro-coordinates{font-size:7px}.intro-coordinates>span:first-child{right:16px}.intro-coordinates>span:last-child{left:18px}.main-nav{gap:27px}}
@media(max-width:390px){.intro-copy h1{font-size:53px}.intro-screen{padding-top:25px}.intro-description{font-size:12px}.intro-examples>div{gap:12px}.intro-examples button{font-size:9px}.intro-examples>span{font-size:8px}.intro-visual-top{font-size:6px}.intro-visual{height:250px}.intro-object-caption{gap:9px}.intro-sequence i{width:10px}.main-nav{gap:24px}}

@media(prefers-reduced-motion:reduce){.intro-motion{display:none}}

/* A presenter-controlled story: familiar object, hidden parts, connections, reveal. */
main.pitch-main{max-width:none;width:100%;margin:0;padding:0}
.pitch-screen{position:relative;isolation:isolate;display:flex;flex-direction:column;min-height:100svh;padding:clamp(20px,3vw,40px) clamp(24px,5vw,80px);overflow:hidden;background:var(--bg)}
.pitch-ambient{position:absolute;inset:0;z-index:-1;pointer-events:none;background-image:linear-gradient(var(--grid) 1px,transparent 1px),linear-gradient(90deg,var(--grid) 1px,transparent 1px);background-size:56px 56px;mask-image:linear-gradient(90deg,transparent 5%,#000 65%)}
.pitch-ambient:after{content:'';position:absolute;inset:-15%;background:radial-gradient(ellipse at 77% 44%,color-mix(in srgb,var(--cyan) 12%,transparent),transparent 48%)}
.pitch-header{display:flex;justify-content:space-between;align-items:center;gap:24px;min-height:44px}
.pitch-header .brand{min-height:44px}.pitch-header .brand strong{font-size:15px;letter-spacing:.22em}
.pitch-skip{display:inline-flex;align-items:center;gap:10px;min-height:44px;padding:10px 0 10px 12px;color:var(--muted);font-size:11px}
.pitch-skip:hover{color:var(--ink)}.pitch-skip .icon{width:15px;height:15px}
.pitch-stage{position:relative;display:grid;grid-template-columns:minmax(0,.95fr) minmax(0,1.12fr);align-items:center;gap:clamp(14px,3vw,52px);flex:1;padding:24px 0 30px;min-height:0;width:100%;max-width:1680px;margin:auto}
.pitch-copy{position:relative;z-index:2;min-width:0;animation:pitch-copy-in .55s cubic-bezier(.2,.7,.2,1) both}
.pitch-kicker{display:flex;align-items:center;gap:12px;font-size:10px;letter-spacing:.13em;margin:0 0 30px;color:var(--muted);line-height:1.6}
.pitch-kicker-line{display:block;width:28px;height:1px;flex:0 0 auto;background:var(--cyan)}
.pitch-copy h1{max-width:13ch;font-family:var(--display);font-size:clamp(44px,6.1vw,100px);font-weight:480;line-height:1.05;letter-spacing:-.065em;margin:0;text-wrap:balance;overflow-wrap:normal}
.pitch-copy h1 em{display:inline-block;color:var(--cyan);font-style:normal;animation:pitch-em-in .6s .1s cubic-bezier(.2,.7,.2,1) both}
.pitch-copy h1:focus{outline:none}
.pitch-subtitle{max-width:31ch;margin:28px 0 0;font-size:clamp(15px,1.4vw,21px);font-weight:350;line-height:1.65;color:var(--muted);text-wrap:pretty;animation:pitch-copy-in .6s .16s both}
.pitch-visual{position:relative;display:grid;place-items:center;min-width:0;width:100%;max-height:66svh;justify-self:end;align-self:center;color:var(--cyan)}
.pitch-visual>.object-glyph{width:88%;height:auto;max-height:55svh;stroke-width:.6;opacity:.75}
.pitch-orbit{position:absolute;inset:7%;border:1px dashed var(--line);border-radius:50%}
.pitch-finale .pitch-copy h1{font-size:clamp(57px,7.4vw,124px);letter-spacing:-.075em;font-weight:520;max-width:none;white-space:nowrap}
.pitch-finale .pitch-subtitle{font-size:clamp(17px,1.6vw,24px);max-width:24ch;color:var(--ink)}
.pitch-method{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin:24px 0 0;color:var(--muted);font-size:12px;letter-spacing:.015em;animation:pitch-copy-in .6s .22s both}
.pitch-method i{font-style:normal;color:var(--cyan)}
.pitch-powered{display:inline-flex;align-items:center;gap:8px;margin:25px 0 0;padding:9px 12px;border:1px solid var(--line);border-radius:30px;background:var(--soft);font-size:10px;color:var(--muted);animation:pitch-copy-in .6s .3s both}
.pitch-powered strong{color:var(--cyan);font-weight:500}.pitch-powered .status-dot{width:5px;height:5px;margin-right:1px}
.pitch-bottom{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:70px;padding-top:18px;border-top:1px solid var(--line)}
.pitch-progress{display:flex;align-items:center;gap:22px}
.pitch-count{font:11px/1.5 ui-monospace,SFMono-Regular,Consolas,monospace;letter-spacing:.07em;color:var(--muted);white-space:nowrap}.pitch-count strong{font-weight:400;color:var(--ink)}
.pitch-dots{display:flex;gap:7px;align-items:center}
.pitch-dots i{display:block;width:26px;height:2px;background:var(--line)}.pitch-dots i.complete{background:var(--strong-line)}.pitch-dots i.active{background:var(--cyan);width:44px}
.pitch-key-hint{font:10px/1.5 ui-monospace,SFMono-Regular,Consolas,monospace;color:var(--muted);opacity:.75}
.pitch-controls{display:flex;align-items:center;gap:12px}
.pitch-back{display:grid;place-items:center;min-width:44px;min-height:44px;border:1px solid var(--line);border-radius:50%;color:var(--muted)}
.pitch-back:not(:disabled):hover{border-color:var(--strong-line);color:var(--ink);background:var(--soft)}.pitch-back:disabled{opacity:.2}
.pitch-back .icon{width:17px;height:17px}
.pitch-next{display:flex;align-items:center;justify-content:space-between;gap:25px;min-height:52px;padding:6px 7px 6px 21px;border:1px solid var(--strong-line);border-radius:30px;background:var(--strong);color:var(--on-strong);font-size:12px;font-weight:500;line-height:1.4;transition:transform .18s,box-shadow .18s}
.pitch-next:hover{transform:translateX(3px);box-shadow:0 0 25px color-mix(in srgb,var(--cyan) 13%,transparent)}
.pitch-next-arrow{width:38px;height:38px;display:grid;place-items:center;border:1px solid currentColor;border-radius:50%;opacity:.85}.pitch-next .icon{width:19px;height:19px}
.pitch-replay{display:inline-flex;align-items:center;justify-content:flex-start;gap:8px;min-height:38px;padding:9px 0;margin-top:16px;color:var(--muted);font-size:11px}
.pitch-replay:hover{color:var(--cyan)}.pitch-replay .icon{width:13px;height:13px}
@keyframes pitch-copy-in{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(0)}}
@keyframes pitch-em-in{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}
@media(max-width:1100px){.pitch-screen{padding:24px 36px}.pitch-stage{gap:18px;grid-template-columns:minmax(0,1fr) minmax(0,1.06fr)}.pitch-copy h1{font-size:clamp(43px,6vw,67px)}.pitch-subtitle{font-size:16px;margin-top:22px}.pitch-kicker{font-size:8px;gap:9px;margin-bottom:23px}.pitch-kicker-line{width:20px}.pitch-key-hint{display:none}.pitch-finale .pitch-copy h1{font-size:clamp(55px,7.2vw,79px)}}
@media(max-width:780px){.pitch-replay{grid-column:1/-1}}
@media(max-width:680px){.pitch-screen{padding:16px 23px 22px}.pitch-header .brand strong{font-size:13px}.pitch-header .brand .icon{width:24px;height:24px}.pitch-skip{font-size:10px}.pitch-stage{grid-template-columns:1fr;align-content:center;gap:12px;padding:24px 0}.pitch-copy{width:100%}.pitch-copy h1{font-size:clamp(39px,10.4vw,62px);line-height:1.06;max-width:17ch}.pitch-copy h1 br{display:none}.pitch-copy h1 em:before{content:' ';white-space:pre}.pitch-kicker{font-size:8px;margin-bottom:15px;letter-spacing:.12em}.pitch-subtitle{font-size:14px;line-height:1.5;max-width:33ch;margin-top:17px}.pitch-visual{position:relative;justify-self:center;width:min(100%,420px);max-height:30svh;opacity:1}.pitch-visual>.pitch-art-scene{max-height:30svh}.pitch-finale .pitch-copy h1{font-size:clamp(60px,15.5vw,93px)}.pitch-finale .pitch-copy h1 em:before{content:none}.pitch-finale .pitch-subtitle{font-size:18px;max-width:30ch}.pitch-method{font-size:10px;margin-top:15px;gap:9px}.pitch-powered{font-size:9px;margin-top:16px;padding:7px 10px}.pitch-bottom{gap:13px;min-height:64px;padding-top:15px}.pitch-progress{gap:9px;flex-direction:column;align-items:flex-start}.pitch-count{font-size:9px}.pitch-dots{gap:5px}.pitch-dots i{width:12px}.pitch-dots i.active{width:22px}.pitch-controls{gap:7px}.pitch-back{min-width:37px;min-height:37px}.pitch-next{font-size:11px;min-height:44px;gap:14px;padding:5px 6px 5px 15px}.pitch-next-arrow{height:31px;width:31px}.pitch-next .icon{width:16px;height:16px}}
@media(max-height:650px) and (min-width:681px){.pitch-screen{padding-top:16px;padding-bottom:20px}.pitch-stage{padding:14px 0}.pitch-copy h1{font-size:clamp(36px,5.2vw,70px)}.pitch-kicker{margin-bottom:18px}.pitch-subtitle{font-size:15px;margin-top:18px}.pitch-finale .pitch-copy h1{font-size:clamp(58px,7.1vw,98px)}.pitch-finale .pitch-subtitle{font-size:18px}.pitch-visual{max-height:62svh}.pitch-visual>.pitch-art-scene{max-height:62svh}.pitch-method{margin-top:15px}.pitch-powered{margin-top:16px}.pitch-bottom{padding-top:13px;min-height:60px}}
@media(max-height:500px) and (min-width:681px){.pitch-screen{padding:10px 28px 14px}.pitch-header{min-height:35px}.pitch-stage{padding:10px 0}.pitch-copy h1{font-size:clamp(32px,4vw,50px)}.pitch-kicker{font-size:8px;margin-bottom:12px}.pitch-subtitle{font-size:12px;margin-top:12px}.pitch-finale .pitch-copy h1{font-size:clamp(48px,6.5vw,75px)}.pitch-finale .pitch-subtitle{font-size:15px}.pitch-method{font-size:10px;margin-top:10px}.pitch-powered{margin-top:10px;padding:6px 10px}.pitch-next{min-height:42px}.pitch-next-arrow{width:29px;height:29px}.pitch-back{min-height:37px;min-width:37px}.pitch-visual>.pitch-art-scene{max-height:56svh}}
@media(prefers-reduced-motion:reduce){.pitch-copy,.pitch-copy h1 em,.pitch-subtitle,.pitch-method,.pitch-powered{animation:none}.pitch-next{transition:none}.pitch-next:hover{transform:none}}

/* Dedicated learning promise before the product reveal. */
.pitch-learning .pitch-copy h1{font-size:clamp(39px,4.9vw,82px);max-width:none;line-height:1.1}
@media(max-width:680px){.pitch-learning .pitch-copy h1{font-size:clamp(33px,8.8vw,54px)}.pitch-learning .pitch-copy h1 br{display:block}.pitch-learning .pitch-copy h1 em:before{content:none}}
@media(max-height:650px) and (min-width:681px){.pitch-learning .pitch-copy h1{font-size:clamp(35px,4.5vw,64px)}}
@media(max-height:500px) and (min-width:681px){.pitch-learning .pitch-copy h1{font-size:clamp(29px,3.8vw,46px)}}