:root{font-family:var(--font-sans);color:hsl(var(--foreground));background:hsl(var(--background));--paper:hsl(var(--background));--ink:hsl(var(--foreground));--cup-muted:hsl(var(--muted-foreground));--line:hsl(var(--border));--data:hsl(var(--primary));--action:hsl(var(--status-warning));--product:hsl(var(--status-success));--feedback:hsl(var(--destructive))}*{box-sizing:border-box}body{margin:0}button,a{-webkit-tap-highlight-color:transparent}button{font:inherit;color:inherit;cursor:pointer}a{color:inherit;text-underline-offset:4px}button:focus-visible,a:focus-visible,[tabindex]:focus-visible{outline:3px solid 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42px 22px}.intro{display:flex;justify-content:space-between;gap:32px;margin-bottom:23px;align-items:end}.eyebrow{font-size:10px;letter-spacing:1.5px;text-transform:uppercase;color:var(--cup-muted);margin-bottom:10px}h1{font-family:var(--font-display);font-size:36px;line-height:1.15;font-weight:400;letter-spacing:-1.2px}.deck{font-size:14px;line-height:1.65;color:#5d6d76;margin-top:11px}.example-caption{border-left:2px solid #ceb18c;padding-left:17px;min-width:225px}.example-caption>span,.example-caption small{display:block;color:var(--cup-muted);font-size:10px}.example-caption strong{display:block;font-weight:550;font-size:15px;line-height:1.5;margin:7px 0}.atlas{border-top:1px solid var(--line);border-bottom:1px solid var(--line);outline:none}.atlas-toolbar{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:13px 0}.mode-tabs{display:flex;gap:8px}.mode-tabs button{font-size:12px;border:1px solid transparent;background:transparent;border-radius:30px;padding:10px 15px;min-height:39px}.mode-tabs [aria-pressed=true]{background:var(--ink);color:white}.mode-tabs button:hover{border-color:#9eaaa7}.tour-controls{display:flex;gap:8px}.tour-controls button{min-height:40px;border:1px solid var(--line);background:transparent;padding:8px 13px;border-radius:4px;font-size:12px}.tour-controls #play{color:var(--product);border-color:#a7c4b8}.tour-controls #play>span{font-size:18px;vertical-align:-1px;margin-right:5px}.tour-controls #reset{font-size:20px;padding:5px 12px}.atlas-body{display:grid;grid-template-columns:minmax(0,1fr) 285px;gap:28px}.drawing{min-width:0}.diagram-key{display:flex;flex-wrap:wrap;gap:17px;padding:6px 0 2px;font-size:10px;color:var(--cup-muted)}.diagram-key span:before{content:"";display:inline-block;width:17px;height:2px;margin-right:6px;vertical-align:3px;background:currentColor}.key-data{color:var(--data)}.key-action{color:var(--action)}.key-product{color:var(--product)}.key-feedback{color:var(--feedback)}.scene{width:100%;aspect-ratio:1120/650;position:relative;min-height:410px}.scene-caption{font-size:13px;fill:#5b6c74;text-anchor:middle;letter-spacing:.2px}.scene svg{width:100%;height:100%;display:block;overflow:visible}.scene .edge-ink{fill:none;stroke-width:1.5;opacity:.68;transition:opacity .25s,stroke-width .25s}.edge-hit{fill:none;stroke:transparent;stroke-width:24;cursor:pointer;pointer-events:stroke}.edge[role=button]{cursor:pointer;outline:none}.edge:hover .edge-ink,.edge:focus .edge-ink{stroke-width:3.3;opacity:1}.edge:focus-visible .edge-ink{filter:drop-shadow(0 0 2px #a7782b)}.edge-label{font-size:13px;fill:currentColor;text-anchor:middle;paint-order:stroke;stroke:var(--paper);stroke-width:7px;stroke-linejoin:round;pointer-events:none;font-weight:500}.edge.active .edge-ink{stroke-width:3.4;opacity:1}.edge.active .edge-label{font-weight:650;font-size:14px}.edge.muted .edge-ink{opacity:.13}.edge.muted .edge-label{opacity:.18}.edge.hidden{display:none}.edge .parcel{fill:var(--paper);stroke:currentColor;stroke-width:2;opacity:0;pointer-events:none}.edge.active .parcel{opacity:1}.node{cursor:pointer;outline:none}.node .halo{fill:transparent;stroke:transparent;stroke-width:1}.node .node-circle{fill:var(--paper);stroke:#9eafaf;stroke-width:1.5;transition:stroke .25s,fill .25s}.node .node-icon{fill:none;stroke:var(--ink);stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}.node 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.who{display:flex;gap:8px;align-items:center;margin-bottom:14px;font-size:11px;line-height:1.5;color:var(--cup-muted)}.who .to-arrow{color:#b19875}.inspector h3{font-size:10px;text-transform:uppercase;letter-spacing:.9px;font-weight:600;margin:18px 0 8px;color:var(--ink)}.inspector .entry-note{margin-top:18px;font-size:11px}.inspector details{border-top:1px solid var(--line);margin-top:20px}.inspector summary{cursor:pointer;font-size:12px;color:var(--data);padding:13px 0;min-height:43px;line-height:1.4}.inspector details p{font-size:12px;margin:0 0 15px}.inspect-action{min-height:41px;background:transparent;border:0;border-bottom:1px solid #9bb6b4;padding:9px 0 7px;font-size:12px;color:var(--product);margin-top:18px;text-align:left}.node-products{margin-top:21px}.node-products ul{padding-left:17px;margin:10px 0 0}.node-products li{font-size:12px;line-height:1.65;color:#5b6c74;margin:0 0 9px}.work-contract h3{margin-top:16px}.support-list{display:flex;flex-direction:column;gap:0;margin-top:15px}.support-list button{font-size:12px;text-align:left;padding:12px 0;background:transparent;border:0;border-bottom:1px solid var(--line);line-height:1.5;display:flex;justify-content:space-between;gap:10px}.support-list button:after{content:"↗";color:var(--data)}.support-list [aria-pressed=true]{font-weight:650;color:var(--product)}.story-nav{display:flex;align-items:stretch;gap:22px;border-top:1px solid var(--line);padding:14px 0 17px}.story-track{display:flex;flex:1;gap:0;min-width:0}.story-track button{font-size:10px;color:var(--cup-muted);background:transparent;border:0;border-top:2px solid #d8dfd9;position:relative;text-align:left;min-height:48px;padding:12px 12px 5px 0;flex:1;line-height:1.4}.story-track button:before{content:"";position:absolute;top:-4px;left:0;width:6px;height:6px;border-radius:50%;background:#cbd5cc}.story-track [aria-current=step]{color:var(--ink);font-weight:650;border-top-color:var(--action)}.story-track [aria-current=step]:before{background:var(--action);width:8px;height:8px;top:-5px}.story-move{display:flex;gap:7px;align-items:center}.story-move button{width:38px;height:38px;border:1px solid var(--line);background:transparent;border-radius:50%;font-size:17px}.story-move button:disabled{opacity:.3;cursor:default}.below-map{display:grid;grid-template-columns:1fr 1fr;gap:60px;padding:23px 0 7px}.below-map p{font-size:12px;line-height:1.75;color:var(--cup-muted);max-width:650px}.below-map strong{color:var(--ink);font-weight:550}footer{max-width:1600px;margin:auto;padding:18px 42px 24px;display:flex;justify-content:space-between;gap:20px;color:#7b8689;font-size:10px;line-height:1.5}
@media(min-width:1500px){.atlas-body{grid-template-columns:minmax(0,1fr) 310px}.scene{min-height:450px}.edge-label{font-size:13px}.node .node-title{font-size:18px}}
@media(max-width:1100px){main{padding:27px 26px}.masthead{padding:0 26px}.atlas-body{grid-template-columns:minmax(0,1fr) 250px;gap:18px}.inspector{padding-left:18px}.inspector h2{font-size:22px}.scene{min-height:390px}.diagram-key{gap:12px;font-size:9px}.example-caption{min-width:200px}h1{font-size:34px}footer{padding:18px 26px}}
@media(max-width:900px){.inspector.stacked{display:block}.inspector.stacked .support-list{display:grid;grid-template-columns:1fr 1fr;column-gap:24px}.inspector.stacked .inspect-lead,.inspector.stacked .node-products{max-width:64ch}.scene{height:900px;aspect-ratio:auto}.scene.focused{height:490px}.node .node-title{font-size:15px}.node .node-sub{display:none}.edge-label{font-size:13px}.edge.active .edge-label{font-size:14px}.atlas-body{grid-template-columns:1fr;gap:0}.scene{min-height:0;aspect-ratio:1120/660}.inspector{border-left:0;border-top:1px solid var(--line);padding:22px 0;display:grid;grid-template-columns:1fr 1.2fr;column-gap:30px;align-items:start}.inspector>*{grid-column:2}.inspector>.inspect-kind,.inspector>h2,.inspector>.who{grid-column:1}.inspector>.inspect-kind{grid-row:1}.inspector>h2{grid-row:2}.inspector>.who{grid-row:3}.inspector>.object{grid-row:1/3;padding-top:0;border-top:0;margin-top:0}.inspector>.inspect-lead{grid-column:1;grid-row:4}.inspector>.support-list{grid-column:2;grid-row:1/7}.inspector>details{margin-top:15px}.inspector>h3{margin-top:10px}.inspector>.entry-note{grid-column:1/3}.intro{margin-bottom:25px;gap:20px}.mast-caption{display:none}.deck{font-size:13px}.diagram-foot{font-size:10px}.story-nav{gap:12px}.story-track button{font-size:9px}.below-map{gap:30px}.wide-break{display:none}.example-caption{min-width:180px}h1{max-width:540px}}
@media(max-width:620px){.inspector.stacked .support-list{display:flex}.scene.overview-compact .edge[data-edge="assign-help"] .edge-label{display:none}.node-products li{font-size:13px}.masthead{height:auto;min-height:68px;padding:15px 18px;gap:15px}.wordmark{font-size:12px;line-height:1.5;max-width:220px;position:relative;padding-left:27px}.wordmark:before{position:absolute;left:0;top:4px;width:15px;height:15px;margin:0;box-shadow:7px 0 0 -4px var(--paper),7px 0 0 -3px var(--product)}.note-link{font-size:10px;line-height:1.5;max-width:65px;flex:none;text-align:right}main{padding:25px 17px 15px}.intro{display:block;margin-bottom:21px}.eyebrow{font-size:9px;letter-spacing:1.2px}h1{font-size:28px;max-width:340px;line-height:1.12}.deck{display:none}.example-caption{margin-top:19px;padding-left:12px;display:grid;grid-template-columns:1fr 1.2fr;column-gap:14px;align-items:start}.example-caption>span{font-size:10px;line-height:1.5}.example-caption strong{font-size:12px;grid-column:2;grid-row:1/3;margin:0}.example-caption small{font-size:9px;margin-top:4px}.example-caption strong br{display:none}.atlas-toolbar{gap:10px;align-items:stretch;padding:12px 0;flex-wrap:wrap}.mode-tabs{gap:3px}.mode-tabs button{font-size:11px;padding:9px 12px;min-height:39px}.tour-controls{margin-left:auto}.tour-controls button{font-size:11px;min-height:39px;padding:7px 11px}.tour-controls #play>span{font-size:16px}.tour-controls #reset{font-size:19px;padding:5px 10px}.diagram-key{gap:8px 13px;font-size:9px;line-height:1.6;padding:5px 0 10px}.diagram-key span:before{width:12px;vertical-align:2px;margin-right:4px}.scene{aspect-ratio:auto;height:900px;min-height:0}.scene.focused{height:490px}.scene.overview-compact{height:500px}.scene.overview-compact .node-title{font-size:16px}.scene.overview-compact .edge-label{font-size:12px}.scene svg{overflow:hidden}.edge-label{font-size:11px;stroke-width:5px}.edge.active .edge-label{font-size:12px}.scene .edge-ink{stroke-width:1.3}.edge.active .edge-ink{stroke-width:2.3}.edge-hit{stroke-width:22}.node .node-title{font-size:13px;stroke-width:4px}.node .node-sub{font-size:10px}.node .node-icon{stroke-width:1.6}.diagram-foot{display:block;padding:12px 0;font-size:10px}.model-note{display:block;text-align:left;max-width:none;margin-top:5px;font-size:9px}.inspector{display:block;padding:22px 0}.inspector h2{font-size:25px;margin-bottom:12px}.inspector p{font-size:13px}.inspector .object{font-size:21px;padding:15px 0;margin:17px 0;border-top:1px solid var(--line)}.inspector .who{font-size:11px}.inspector h3{margin-top:18px}.inspector>.entry-note{font-size:11px}.inspector summary{font-size:12px;min-height:44px}.support-list{margin-top:18px}.support-list button{min-height:45px;font-size:13px}.story-nav{position:relative;padding:14px 0 16px;display:block}.story-track{overflow-x:auto;gap:0;padding:5px 0 10px;scrollbar-width:thin}.story-track button{font-size:11px;flex:0 0 91px;min-height:50px;padding-right:9px}.story-move{justify-content:flex-end;margin-top:8px}.story-move button{width:42px;height:42px}.below-map{grid-template-columns:1fr;gap:14px;padding-top:22px}.below-map p{font-size:12px}footer{display:block;padding:12px 18px 24px;font-size:9px}footer span{display:block;margin:5px 0}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}

