:root{--bg:#080d18;--surface:#101827;--panel:#101724;--line:#ffffff13;--text:#e9eefb;--muted:#8d9bb3;--blue:#80aaff;--bright:#b7d0ff;--cyan:#7fe0eb;--violet:#ac9cff;--sans:Inter,"SF Pro Display","Helvetica Neue",Arial,"Noto Sans TC","PingFang TC",sans-serif;font-family:var(--sans);color:var(--text);background:var(--bg);color-scheme:dark;font-synthesis:none}
*{box-sizing:border-box}body{margin:0}button,input,select{font:inherit}button,a,input,select,summary{-webkit-tap-highlight-color:transparent}button,a{touch-action:manipulation}button{color:inherit;cursor:pointer}button:disabled{opacity:.35;cursor:default}button{border:0}a{color:inherit;text-decoration:none}a:hover{color:var(--bright)}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible,[tabindex]:focus-visible{outline:2px solid var(--cyan);outline-offset:4px}button:hover{filter:brightness(1.15)}svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.5;flex-shrink:0}h1,h2,h3,p{margin:0}button,select{min-height:44px}kbd{font-family:var(--sans);font-size:11px;font-weight:400;border:1px solid var(--line);border-radius:5px;min-width:19px;text-align:center;line-height:20px;color:var(--muted)}[hidden]{display:none!important}.symbols{position:absolute;width:0;height:0;overflow:hidden}.sr-only{position:absolute;width:1px;height:1px;padding:0;clip:rect(0,0,0,0);overflow:hidden}.skip{position:fixed;top:-100px;left:20px;background:var(--blue);color:var(--bg);padding:12px;z-index:100}.skip:focus{top:10px}.eyebrow{font-size:10px;letter-spacing:2px;font-weight:600;color:var(--muted);line-height:1.6}.eyebrow i{display:inline-block;width:5px;height:5px;margin-right:7px;border-radius:50%;background:var(--blue)}
.topbar{height:84px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 32px;gap:24px;background:var(--bg)}.brand{display:flex;gap:13px;align-items:center;font-weight:650;font-size:18px;letter-spacing:2px;flex-shrink:0}.brand small{display:block;margin-top:5px;color:var(--muted);font-size:8px;letter-spacing:2.8px;font-weight:500}.brand-orbit{width:34px;height:34px;border:1px solid #7da6ed6e;border-radius:50%;display:grid;place-items:center;position:relative;transform:rotate(-30deg)}.brand-orbit:after{content:"";position:absolute;inset:7px -6px;border:1px solid var(--blue);border-radius:50%}.brand-orbit i{width:7px;height:7px;background:var(--blue);border-radius:50%;box-shadow:0 0 20px #679dff80}.course-label{font-size:11px;letter-spacing:1.5px;color:var(--muted);margin-right:auto;margin-left:30px}.course-label i{color:#40516c;font-style:normal;margin:0 13px}.top-tools{display:flex;align-items:center;gap:7px}.search-launch{display:flex;align-items:center;gap:11px;padding:0 12px;background:transparent;color:var(--muted);font-size:12px}.search-launch svg{width:17px;height:17px}.search-launch kbd{margin-left:26px}.icon-button{width:42px;height:42px;min-height:42px;display:inline-flex;align-items:center;justify-content:center;border:1px solid transparent;border-radius:10px;background:transparent;position:relative;color:var(--muted);font-size:20px}.icon-button:hover{background:#ffffff08;color:var(--text);border-color:var(--line)}.about-button{font-size:15px}.count-dot{position:absolute;right:2px;top:2px;min-width:16px;height:16px;border-radius:9px;font:10px/16px var(--sans);background:var(--blue);color:var(--bg)}
.observatory{display:grid;grid-template-columns:minmax(0,1fr) 338px;height:calc(100dvh - 84px);min-height:670px}.universe{min-width:0;display:flex;flex-direction:column;padding:32px 30px 24px;overflow:hidden;position:relative;background:radial-gradient(ellipse at 52% 50%,#18315d36,transparent 59%)}.space-heading{display:flex;justify-content:space-between;gap:20px;align-items:center;position:relative;z-index:2}.space-heading h1{font-size:clamp(23px,2.2vw,32px);font-weight:500;letter-spacing:1px;margin-top:8px}.scope-picker{display:flex;flex-direction:column;gap:5px;align-items:flex-end}.scope-picker>span{font-size:9px;letter-spacing:1.5px;color:var(--muted)}.scope-picker select{background:#ffffff05;border:1px solid var(--line);padding:0 28px 0 13px;border-radius:8px;color:#c3cfe1;font-size:11px;max-width:180px;min-height:36px}.scope-picker option{background:var(--surface)}.canvas-shell{position:relative;flex:1;min-height:385px;margin-top:16px}.graph-stage{width:100%;height:100%;position:absolute;inset:0;overflow:auto;scrollbar-width:none;overscroll-behavior:contain;cursor:grab;border-radius:18px;touch-action:pan-x pan-y}.graph-stage::-webkit-scrollbar{display:none}.graph-stage.dragging{cursor:grabbing;user-select:none}.graph-stage:before{content:"";position:absolute;inset:0;pointer-events:none;background-image:radial-gradient(#8396c24a .65px,transparent .7px);background-size:29px 29px;opacity:.45;mask-image:radial-gradient(ellipse,black,transparent 75%)}#graph-world{position:relative;margin:auto}#graph-plane{position:relative;transform-origin:0 0}#graph-lines{width:100%;height:100%;position:absolute;overflow:visible;pointer-events:none}#graph-nodes{position:absolute;inset:0;pointer-events:none}.graph-node{position:absolute;left:0;top:0;width:116px;height:124px;min-height:0;margin:0;padding:0;background:none;text-align:center;pointer-events:auto;will-change:transform;z-index:3;transition:opacity .28s;display:flex;flex-direction:column;align-items:center;justify-content:flex-start}.node-face{display:block;width:74px;height:74px;border:1px solid #43516d;border-radius:50%;padding:4px;position:relative;background:#0b1220;transition:border-color .3s,box-shadow .3s}.node-face img,.node-face>span{display:block;border-radius:50%;width:100%;height:100%;object-fit:cover;object-position:50% 25%;filter:grayscale(1) contrast(1.05);transition:filter .3s}.node-face>span{display:grid;place-items:center;font-size:24px;background:#1c2e49;color:var(--blue)}.node-face:after{content:"";position:absolute;inset:-7px;border:1px solid transparent;border-radius:50%;transition:border-color .3s}.graph-node:hover .node-face{border-color:var(--blue);box-shadow:0 0 25px #7ba7ff1a}.graph-node[aria-pressed=true] .node-face{border-color:#a0c5ff;box-shadow:0 0 45px #6ea2ff38;background:#253f63}.graph-node[aria-pressed=true] .node-face:after{border-color:#639cfc50}.graph-node[aria-pressed=true] .node-face img{filter:grayscale(.4)}.graph-node[aria-pressed=true]{z-index:5}.node-name{display:block;font-size:13px;font-weight:500;margin-top:10px;white-space:nowrap;color:#c5cfe0;line-height:18px}.graph-node[aria-pressed=true] .node-name{color:#eaf2ff}.node-year{font-size:10px;letter-spacing:1.3px;line-height:21px;color:var(--muted);font-variant-numeric:tabular-nums}.node-year em{font-style:normal;color:var(--blue);font-size:9px;letter-spacing:0}.graph-node.dim{opacity:.4}.graph-node:hover{opacity:1}.graph-orbit{fill:none;stroke:#91b5f41a;stroke-width:1}.graph-orbit.outer{stroke-dasharray:2 7}.graph-cross{stroke:#7aa4ee25;stroke-width:1}.graph-edge{fill:none;stroke:#718cb346;stroke-width:1}.graph-edge.active{stroke:#82b5fa9c;stroke-width:1.4}.graph-edge.evidence{stroke-dasharray:4 3}.graph-edge.challenge{stroke-dasharray:9 5}.graph-edge.exchange{stroke-dasharray:1 5}.map-land{fill:#1a2940;stroke:#52759965;stroke-width:.7}.map-grid{fill:none;stroke:#7a9ec31a;stroke-width:.7}.map-leader,.time-leader{fill:none;stroke:#7a98c457;stroke-width:.8}.map-dot{fill:#98c5ff;stroke:#080d18;stroke-width:2}.map-city{fill:#a4b5ce;font-size:9px;letter-spacing:1px}.axis-line{stroke:#6783aa60;stroke-width:1}.axis-tick{stroke:#7f9bba;stroke-width:1}.axis-label{fill:#a2b0c4;font:10px var(--sans)}.ring-caption{fill:#526783;font:9px var(--sans);letter-spacing:2px}.view-label{position:absolute;top:6px;left:0;display:flex;gap:12px;z-index:6;pointer-events:none}.view-label>span{font-size:23px;font-weight:300;letter-spacing:-1px;color:#526580;line-height:1.1}.view-label strong{display:block;color:#aebbce;font-size:10px;font-weight:500;letter-spacing:2px}.view-label small{display:block;color:#687c9a;font-size:10px;margin-top:5px}.canvas-tools{position:absolute;right:0;bottom:0;display:flex;align-items:center;gap:1px;padding:3px;background:#101827e6;backdrop-filter:blur(12px);border:1px solid var(--line);border-radius:10px;z-index:7}.canvas-tools .icon-button{width:32px;height:32px;min-height:32px;font-size:18px;border-radius:6px}.canvas-tools svg{width:15px;height:15px}.canvas-tools output{font-size:9px;min-width:36px;text-align:center;font-variant-numeric:tabular-nums;color:var(--muted)}.graph-count{position:absolute;left:0;bottom:11px;font-size:9px;letter-spacing:1.5px;color:#6981a4;pointer-events:none}.space-bottom{display:flex;justify-content:space-between;align-items:center;gap:10px;margin:12px 0 20px;min-height:30px}.space-bottom p{font-size:10px;color:#7d8fab;line-height:1.6;max-width:72%}.motion-toggle{font-size:10px;color:var(--muted);background:none;white-space:nowrap;min-height:30px;padding:0 4px}.motion-toggle span{margin-left:5px}.lens-dock{display:grid;grid-template-columns:repeat(4,1fr);gap:4px;background:#0e1625;border:1px solid #ffffff0d;border-radius:15px;padding:5px;align-self:center;width:min(700px,100%);flex-shrink:0}.lens-dock button{display:flex;align-items:center;gap:11px;padding:14px 12px;border-radius:10px;background:transparent;color:#8393ae;min-width:0;text-align:left}.lens-dock button>svg{width:21px;height:21px;flex-shrink:0}.lens-dock button>span{font-size:12px;white-space:nowrap;letter-spacing:.4px}.lens-dock small{display:block;font-size:9px;letter-spacing:.2px;margin-top:5px;color:#607795}.lens-dock kbd{margin-left:auto;border-color:transparent;font-size:9px;min-width:10px}.lens-dock button[aria-pressed=true]{background:#243b61;color:#c7ddff;box-shadow:inset 0 0 0 1px #83aef22b}.lens-dock button[aria-pressed=true] small{color:#9ab8e2}.lens-dock button[aria-pressed=true] kbd{color:#8ab4f9}.map-message{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);padding:18px;background:#152139;border:1px solid #638bc04d;border-radius:12px;z-index:8;max-width:90%;font-size:13px;line-height:1.7;box-shadow:0 20px 60px #0007}.map-message button{display:block;background:#294575;padding:8px 12px;margin-top:12px;border-radius:7px}
.inspector{border-left:1px solid var(--line);background:linear-gradient(150deg,#121d2e,#0c1421 60%);overflow-y:auto;scrollbar-width:thin;scrollbar-color:#30415a transparent;min-width:0}.focus-card{padding:27px 27px 23px}.focus-toolbar{display:flex;align-items:center;justify-content:space-between;color:var(--muted);font-size:9px;letter-spacing:1.8px;margin-bottom:29px}.focus-toolbar .icon-button{width:32px;height:32px;min-height:32px}.focus-toolbar svg{width:16px;height:16px}.focus-toolbar .active{color:var(--blue)}.focus-era{display:flex;align-items:baseline;gap:12px}.focus-era .year{font-size:54px;line-height:1;font-weight:250;letter-spacing:-3px;color:#637a9b;font-variant-numeric:tabular-nums}.focus-era .city{font-size:9px;letter-spacing:1.5px;color:var(--muted);line-height:1.7}.focus-person{margin-top:21px}.focus-person h2{font-size:27px;letter-spacing:1px;font-weight:550;line-height:1.3}.focus-person .english{font-size:10px;color:var(--muted);letter-spacing:.9px;margin-top:7px}.concept-tag{display:inline-flex;font-size:10px;color:var(--blue);letter-spacing:1px;align-items:center;gap:7px;margin-top:21px}.concept-tag:before{content:"";width:4px;height:4px;background:var(--blue);border-radius:50%}.focus-question{font-size:20px;font-weight:400;line-height:1.65;margin-top:14px;letter-spacing:.2px}.focus-idea{color:#97a8c1;font-size:12px;line-height:1.9;margin-top:13px}.formula-card{padding:22px 0 20px;margin-top:22px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);position:relative}.formula-card .eyebrow{font-size:8px;color:#5e789d;letter-spacing:1.6px}.formula{font-family:"Times New Roman",serif;color:#c5d9fa;font-size:33px;line-height:1.5;letter-spacing:1px;overflow-wrap:anywhere;margin-top:8px}.formula.long{font-family:var(--sans);font-size:18px;letter-spacing:0}.formula-card .formula-caption{font-size:10px;color:#8398b5;margin-top:5px;line-height:1.8}.focus-actions{display:flex;gap:8px;margin-top:22px}.primary-button{display:flex;align-items:center;justify-content:space-between;gap:14px;background:#7ea7f5;color:#0c1b34;border:1px solid #afceff45;padding:13px 15px;border-radius:8px;font-size:12px;font-weight:550;min-height:46px;flex:1}.primary-button svg{width:17px;height:17px}.lab-open{background:#ffffff05;border:1px solid #ffffff17;border-radius:8px;width:46px;color:#b5c7e0}.connections{padding:0 27px 26px}.connections-title{display:flex;justify-content:space-between;font-size:9px;letter-spacing:1.3px;color:var(--muted);margin-bottom:10px}.connection{display:flex;gap:10px;align-items:center;background:none;text-align:left;width:100%;padding:11px 0;border-bottom:1px solid #ffffff09}.connection img,.connection .initial{width:30px;height:30px;object-fit:cover;border-radius:50%;filter:grayscale(1);flex-shrink:0}.connection .initial{display:grid;place-items:center;background:#213653;color:#9ebfea;font-size:11px}.connection strong{display:block;font-size:11px;font-weight:500;color:#c0cce0}.connection small{display:block;color:#7185a4;font-size:9px;margin-top:4px;line-height:1.5}.connection>span{flex:1}.connection>svg{width:13px;height:13px;color:#526b91}.inspector-footer{margin:8px 27px 24px;border-top:1px solid var(--line);padding-top:18px;display:flex;gap:10px;align-items:center;justify-content:space-between}.inspector-footer span{font-size:9px;color:#5b7090;letter-spacing:1.2px}.inspector-footer button{background:none;color:#91aed3;font-size:10px;min-height:32px}.mobile-open{display:none}
/* Reading and experimentation stay above the spatial context. */
dialog{background:#111b2b;color:var(--text);border:1px solid #586f9438;border-radius:20px;padding:28px;margin:auto;width:min(720px,calc(100% - 36px));max-height:calc(100dvh - 60px);overflow:auto;box-shadow:0 32px 120px #0009;scrollbar-color:#364865 transparent}dialog::backdrop{background:#030814b8;backdrop-filter:blur(8px)}.dialog-top{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:23px}.dialog-top h2{font-size:24px;font-weight:500;letter-spacing:.6px;margin-top:8px}.dialog-top .icon-button{flex-shrink:0}.reader-hero{display:flex;gap:23px;align-items:center;padding-bottom:24px;border-bottom:1px solid var(--line)}.reader-hero img,.reader-hero .initial{width:86px;height:105px;border-radius:12px;object-fit:cover;filter:grayscale(1);flex-shrink:0}.reader-hero .initial{display:grid;place-items:center;background:#233858;font-size:35px}.reader-hero h2{font-weight:500;font-size:30px;margin:9px 0}.reader-hero p{color:var(--muted);font-size:12px}.reader-question{font-size:25px;line-height:1.6;margin:26px 0 18px;font-weight:400}.reader-section{margin-top:25px}.reader-section h3{font-size:10px;color:var(--blue);letter-spacing:1px;margin-bottom:9px;font-weight:500}.reader-section p{font-size:14px;color:#a7b7ce;line-height:1.95}.reader-formula{padding:18px 22px;border-radius:12px;background:#ffffff04;margin-top:23px;border:1px solid var(--line)}.reader-formula .formula{margin:0}.reader-formula p{color:var(--muted);font-size:12px;line-height:1.8}.reader-references{display:grid;gap:10px;margin-top:12px}.reader-references a,.reference-link{font-size:12px;color:var(--blue);line-height:1.8}.reader-links{display:flex;flex-direction:column;gap:8px;margin-top:16px}.reader-relation{background:#ffffff04;border:1px solid var(--line);border-radius:8px;text-align:left;padding:11px 14px;color:var(--muted);font-size:11px;line-height:1.7}.reader-relation strong{display:block;color:#d7e3f8;font-weight:500;margin-bottom:3px}.reader-end{display:flex;gap:10px;margin-top:28px}.reader-end .primary-button{flex:1}.reader-end .icon-button{border:1px solid var(--line);width:46px;height:46px}.index-search{display:flex;gap:12px;align-items:center;border-bottom:1px solid #496789;padding:8px 0 16px}.index-search svg{color:var(--blue)}.index-search input{width:100%;border:0;background:transparent;color:var(--text);font-size:18px;outline-offset:6px;min-width:0}.index-search input::placeholder{color:#607593}.index-filters{display:flex;gap:8px;align-items:center;padding:17px 0}.index-filters button{background:none;border:1px solid var(--line);border-radius:7px;font-size:11px;padding:7px 12px;min-height:34px;color:var(--muted)}.index-filters button[aria-pressed=true]{border-color:#5f86c871;background:#31518340;color:#b6d3ff}#result-count{margin-left:auto;font-size:10px;color:var(--muted)}.index-result{display:flex;width:100%;align-items:center;gap:15px;padding:14px 6px;text-align:left;background:transparent;border-bottom:1px solid var(--line);border-radius:6px}.index-result:hover{background:#ffffff05}.index-result img,.index-result .initial{width:40px;height:46px;object-fit:cover;border-radius:7px;filter:grayscale(1)}.index-result .initial{background:#20375b;display:grid;place-items:center}.index-result>span{flex:1;min-width:0}.index-result strong{font-size:13px;font-weight:500;display:block}.index-result small{display:block;font-size:10px;color:var(--muted);margin-top:5px;line-height:1.7}.index-result time{color:var(--blue);font-size:12px;letter-spacing:1px;font-variant-numeric:tabular-nums}.fine-print{font-size:10px;color:var(--muted);margin-top:22px;line-height:1.8}.empty{padding:40px 10px;color:var(--muted);line-height:2;font-size:14px}.prose p{font-size:14px;line-height:1.95;color:#a4b5ce;margin:15px 0}.prose h3{font-size:13px;font-weight:500;margin:25px 0 12px;color:var(--blue)}.about-links{display:flex;flex-direction:column;gap:14px;font-size:13px}#reference-list{display:grid;gap:10px}.share-dialog p{font-size:14px;line-height:1.8;color:var(--muted);margin-bottom:20px}.share-dialog input{width:100%;background:#090f1c;border:1px solid #47668e;border-radius:7px;padding:14px;color:var(--blue);font-size:12px}.toast{position:fixed;bottom:28px;left:50%;transform:translate(-50%,10px);padding:13px 20px;background:#273c5a;border:1px solid #728cbd50;border-radius:10px;color:#e0ecff;font-size:12px;z-index:50;pointer-events:none;opacity:0;transition:.2s;width:max-content;max-width:calc(100vw - 40px);line-height:1.7}.toast.show{opacity:1;transform:translate(-50%,0)}
.lab-dialog{width:min(1100px,calc(100% - 36px))}.lab-context{color:var(--muted);font-size:12px;line-height:1.7;margin-top:-10px;margin-bottom:22px}.experiment-tabs{display:flex;gap:5px;border-bottom:1px solid var(--line);padding-bottom:13px;margin-bottom:22px}.experiment-tabs button{padding:10px 20px;font-size:12px;border-radius:8px;background:transparent;color:var(--muted)}.experiment-tabs [aria-selected=true]{background:#253d63;color:#cce0ff}.lab-panel{display:grid;grid-template-columns:minmax(0,1.8fr) minmax(240px,1fr);gap:25px}.lab-display{min-width:0}.lab-figure-header{display:flex;justify-content:space-between;gap:15px;margin-bottom:17px}.lab-figure-header h3{font-size:17px;font-weight:500;line-height:1.6}.lab-figure-header p{font-size:11px;color:var(--muted);margin-top:5px;line-height:1.7}.model-label{font-size:9px;border:1px solid var(--line);color:var(--muted);padding:7px 9px;height:max-content;white-space:nowrap;border-radius:5px}.lab-canvas-wrap{height:290px;background:#080f1d;border:1px solid var(--line);border-radius:12px;overflow:hidden;padding:13px}#experiment-canvas{width:100%;height:100%;display:block}.lab-metrics{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin-top:12px}.lab-metric{border:1px solid var(--line);border-radius:9px;padding:13px 12px;min-width:0}.lab-metric>span{display:block;font-size:9px;color:var(--muted);line-height:1.5}.lab-metric strong{display:block;color:#c4d9fe;font-size:24px;font-weight:400;margin:8px 0;line-height:1.4}.lab-metric small{font-size:8px;color:var(--muted);overflow-wrap:anywhere}.lab-controls{padding:20px;background:#ffffff03;border:1px solid var(--line);border-radius:12px}.lab-control-title{font-size:8px;letter-spacing:1px;color:#778fad;line-height:1.8;margin-bottom:27px}.lab-control{display:block;margin-bottom:25px}.control-label{display:flex;justify-content:space-between;font-size:11px;gap:12px;margin-bottom:10px;line-height:1.6}.control-label output{color:var(--blue);white-space:nowrap}.lab-control input[type=range]{width:100%;accent-color:#85aef7;height:24px;margin:0}.control-limits{display:flex;justify-content:space-between;font-size:9px;color:#768da9}.lab-equation{font-family:Georgia,serif;font-size:24px;padding:18px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);color:var(--bright);line-height:1.6}.lab-equation small{font-family:var(--sans);display:block;font-size:10px;color:var(--muted);line-height:1.8;margin-top:6px}.lab-insight{font-size:12px;color:#a9c0e0;line-height:1.9;margin-top:18px}.lab-model-note{font-size:10px;color:#7d94b3;line-height:1.8;margin-top:13px}.lab-person-link{display:flex;align-items:center;gap:8px;width:100%;background:none;color:var(--blue);font-size:11px;padding:15px 0 0;text-align:left}.lab-person-link svg{width:15px;height:15px}.lab-prediction{margin-top:18px;border:1px solid var(--line);border-radius:9px;padding:15px;font-size:12px;color:var(--muted);line-height:1.9}.lab-prediction summary{cursor:pointer;color:#b4c6e0;min-height:24px}.lab-prediction p{margin-top:12px}.prediction-choices{display:flex;gap:8px;margin-top:12px;flex-wrap:wrap}.prediction-choices button,.lab-small-actions button{background:#243958;border:1px solid #718cbc2b;padding:8px 12px;font-size:11px;border-radius:7px}.prediction-feedback{color:var(--blue)}.lab-checkbox{font-size:11px;line-height:1.9;color:var(--muted);display:flex;gap:7px;align-items:flex-start;margin:18px 0}.lab-checkbox input{accent-color:var(--blue);margin-top:4px}.lab-small-actions{display:flex;gap:8px;margin:15px 0}
@media(min-width:1600px){.observatory{grid-template-columns:minmax(0,1fr) 380px}.universe{padding:38px 42px 28px}.focus-card{padding:34px}.connections{padding:0 34px 30px}.focus-question{font-size:23px}.focus-idea{font-size:13px}.focus-actions{margin-top:28px}.formula-card{padding:26px 0}.focus-toolbar{margin-bottom:40px}}
@media(max-width:1100px){.observatory{grid-template-columns:minmax(0,1fr) 300px}.universe{padding:25px 22px 18px}.course-label{display:none}.focus-card{padding:25px 22px 20px}.connections{padding:0 22px 20px}.focus-question{font-size:19px}.focus-era .year{font-size:48px}.focus-toolbar{margin-bottom:20px}.lens-dock button{gap:8px;padding:13px 10px;justify-content:center}.lens-dock small,.lens-dock kbd{display:none}.lens-dock button>span{font-size:10px}.lens-dock button>svg{width:18px;height:18px}.space-heading{gap:12px}.space-heading h1{font-size:24px}.space-heading .eyebrow{font-size:8px;letter-spacing:1px}.scope-picker select{font-size:10px;max-width:147px}.scope-picker>span{font-size:8px}}
@media(max-width:800px){.topbar{height:68px;padding:0 20px}.brand{font-size:16px}.brand small{font-size:7px}.brand-orbit{width:29px;height:29px}.top-tools{gap:2px}.search-launch span,.search-launch kbd{display:none}.search-launch{padding:0 8px}.observatory{height:auto;min-height:calc(100dvh - 68px);display:flex;flex-direction:column}.universe{padding:24px 22px 19px;height:calc(100dvh - 248px);min-height:540px;overflow:hidden}.canvas-shell{min-height:335px;margin-top:12px}.space-heading h1{font-size:25px}.space-heading .eyebrow{font-size:8px}.scope-picker>span{display:none}.view-label{top:5px}.view-label>span{font-size:19px}.view-label small{font-size:9px}.view-label strong{font-size:9px}.space-bottom{margin:8px 0 12px}.space-bottom p{font-size:9px;max-width:78%}.motion-toggle span{display:none}.lens-dock{width:100%;max-width:540px}.lens-dock button{min-height:49px;padding:10px 7px;gap:8px}.lens-dock button>span{font-size:11px}.inspector{border-left:0;border-top:1px solid #789bdc27;background:linear-gradient(115deg,#152440,#0d1626);overflow:visible}.focus-card{padding:22px 23px;display:grid;grid-template-columns:1fr auto;gap:0 18px}.focus-toolbar{display:none}.focus-era{grid-column:1;gap:9px;grid-row:1}.focus-era .year{font-size:12px;letter-spacing:1px;color:var(--blue);font-weight:500}.focus-era .city{font-size:8px;line-height:1}.focus-person{grid-column:1;grid-row:2;margin-top:10px;display:flex;gap:13px;align-items:baseline;flex-wrap:wrap}.focus-person h2{font-size:22px;letter-spacing:.5px}.focus-person .english{font-size:8px;margin:0;letter-spacing:.6px}.concept-tag{margin-top:10px;grid-column:1;font-size:9px}.focus-question{display:none}.focus-idea,.formula-card,.connections,.inspector-footer{display:none}.focus-actions{grid-column:2;grid-row:1/5;align-self:center;display:flex;flex-direction:column;margin:0;gap:8px}.focus-actions .primary-button{font-size:10px;min-height:40px;padding:8px 12px;gap:16px}.focus-actions .lab-open{width:100%;min-height:34px;height:34px;border-color:#91b2e82e;background:#ffffff04;display:flex;gap:7px;align-items:center;justify-content:center;font-size:9px}.lab-open svg{width:14px;height:14px}.mobile-open{display:inline}.graph-node{width:92px;height:98px}.node-face{width:58px;height:58px;padding:3px}.node-face:after{inset:-5px}.node-name{font-size:11px;margin-top:7px;line-height:16px}.node-year{font-size:9px;line-height:18px;letter-spacing:.6px}.graph-count{font-size:8px;bottom:10px}.canvas-tools{bottom:0}.canvas-tools .icon-button{width:31px}.view-label{pointer-events:none}.lab-panel{grid-template-columns:1fr}.lab-canvas-wrap{height:270px}.lab-controls{padding:22px}.lab-display{display:contents}.lab-figure-header{grid-row:1}.lab-canvas-wrap{grid-row:2}.lab-metrics{grid-row:3}.lab-controls{grid-row:4}.lab-prediction{grid-row:5}.lab-panel{gap:10px}.lab-controls{margin-top:10px}.model-label{font-size:8px}.lab-dialog{padding:24px}}
@media(max-width:440px){.topbar{padding:0 17px;gap:10px}.brand{gap:11px}.top-tools .icon-button{width:34px}.about-button{display:none}.universe{padding:22px 17px 17px;min-height:542px;height:calc(100dvh - 235px)}.space-heading{align-items:flex-start;gap:9px}.space-heading h1{font-size:21px;line-height:1.4;letter-spacing:.3px;margin-top:6px;max-width:198px}.space-heading .eyebrow{font-size:6px;letter-spacing:1px}.scope-picker{margin-top:18px}.scope-picker select{max-width:126px;padding:0 18px 0 8px;font-size:9px;min-height:33px}.view-label{gap:9px;top:4px}.view-label small{font-size:8px;max-width:145px;line-height:1.6}.view-label>span{font-size:16px}.canvas-shell{min-height:333px;margin-top:6px}.lens-dock button{gap:4px;flex-direction:column;min-height:54px;padding:8px 3px}.lens-dock button>span{font-size:9px;letter-spacing:.2px}.lens-dock button svg{width:17px;height:17px}.lens-dock{border-radius:12px;padding:4px;gap:2px}.lens-dock button{border-radius:8px}.graph-node{width:80px;height:91px}.node-face{width:50px;height:50px;padding:3px}.node-name{font-size:10px;margin-top:6px}.node-year{font-size:8px;line-height:16px}.node-year em{font-size:7px}.space-bottom{margin-top:9px;margin-bottom:11px}.space-bottom p{font-size:8px;line-height:1.7;max-width:84%}.focus-card{padding:21px 19px;gap:0 10px}.focus-person{gap:6px;display:block;margin-top:9px}.focus-person h2{font-size:21px}.focus-person .english{margin-top:5px;font-size:8px}.concept-tag{font-size:9px;margin-top:9px}.focus-actions .primary-button{padding:9px 11px;font-size:9px;gap:14px}.focus-actions .primary-button svg{width:14px;height:14px}.canvas-tools .icon-button{width:29px;height:29px;min-height:29px}.canvas-tools output{min-width:31px;font-size:8px}.canvas-tools{padding:2px;border-radius:8px}.graph-count{bottom:10px}.view-label small{display:none}dialog{padding:22px 20px;border-radius:17px;width:calc(100% - 24px);max-height:calc(100dvh - 30px)}.dialog-top{margin-bottom:20px;gap:12px}.dialog-top h2{font-size:21px}.dialog-top .eyebrow{font-size:8px}.reader-hero{gap:16px}.reader-hero h2{font-size:23px}.reader-hero img,.reader-hero .initial{width:66px;height:84px}.reader-hero p{font-size:10px;line-height:1.8}.reader-question{font-size:22px}.reader-section p{font-size:13px}.reader-formula{padding:16px}.formula{font-size:29px}.index-search input{font-size:15px}.index-result{gap:11px}.index-result strong{font-size:12px}.index-result small{font-size:9px}.experiment-tabs button{padding:9px 15px;font-size:11px}.lab-figure-header h3{font-size:15px}.lab-figure-header p{font-size:10px}.lab-figure-header{gap:8px;margin-bottom:8px}.lab-canvas-wrap{height:250px;padding:8px}.lab-metrics{gap:5px}.lab-metric{padding:11px 8px}.lab-metric strong{font-size:20px}.lab-metric>span{font-size:8px}.lab-controls{padding:17px}.lab-dialog{padding:22px 17px}.lab-context{font-size:10px}.lab-panel{gap:9px}.model-label{display:none}}
@media(max-width:350px){.brand{font-size:14px}.brand small{font-size:6px;letter-spacing:2px}.topbar{padding:0 15px}.top-tools .icon-button{width:30px}.search-launch{padding:0 4px}.space-heading h1{font-size:19px;max-width:156px}.space-heading .eyebrow{font-size:5.5px;letter-spacing:.7px}.scope-picker select{max-width:112px;font-size:8px}.universe{padding-left:12px;padding-right:12px}.focus-person h2{font-size:19px}.focus-person .english{font-size:7px}.focus-actions .primary-button{padding:9px;font-size:8px;gap:7px}.focus-card{padding:19px 15px}.node-face{width:46px;height:46px}.node-name{font-size:9px}.node-year{font-size:7px}.graph-node{width:74px;height:86px}.lens-dock button>span{font-size:8px}.lab-metric strong{font-size:17px}.experiment-tabs button{padding:9px 11px}.reader-hero h2{font-size:20px}.reader-hero img{width:58px;height:75px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}body.reduced *,body.reduced *:before,body.reduced *:after{transition:none!important;animation:none!important}

.node-face .node-crop{display:block;width:100%;height:100%;border-radius:50%;overflow:hidden;background:none}.node-crop img[src$="einstein.webp"]{transform:scale(2.3);transform-origin:60% 18%}.space-heading h1>span{white-space:nowrap}@media(max-width:440px){.space-heading h1>span{display:block}.about-button{display:inline-flex}}

#graph-lines text{stroke:none}

@media(max-width:800px){.canvas-tools .icon-button{width:40px;height:40px;min-height:40px}.canvas-tools output{min-width:31px}}
.dialog-top{position:sticky;top:-28px;z-index:4;background:#111b2b;padding:8px 0 12px}@media(max-width:440px){.dialog-top{top:-22px}}
.node-crop>span{display:grid;place-items:center;width:100%;height:100%;background:#1c2e49;color:var(--blue);font-size:24px}
@media(min-width:801px) and (max-height:800px){.observatory{min-height:580px}.universe{padding-top:22px;padding-bottom:16px}.canvas-shell{min-height:300px}.space-bottom{margin:8px 0 14px}.lens-dock button{padding-top:11px;padding-bottom:11px}}