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.toolbar{height:64px;position:relative;align-items:center;justify-content:space-between;padding:0 24px;background:var(--paper);border-top:1px solid var(--line);font-size:var(--ui);z-index:5;gap:20px}.position{display:flex;gap:8px;align-items:baseline;font-variant-numeric:tabular-nums}.position strong{font-size:20px;color:var(--blue);font-weight:600}.position>span{color:var(--muted);font-size:12px}.phase-nav{display:flex;gap:6px}.phase-nav button{display:flex;gap:8px;align-items:center;padding:0 12px;min-height:var(--control);border-color:transparent;font-size:12px;color:var(--muted)}.phase-nav button[aria-current=true]{color:var(--blue);background:var(--pale)}.phase-nav button>span{font-size:10px;letter-spacing:.05em}.toolbar-actions{display:flex;align-items:center;gap:8px}.toolbar-actions button{height:var(--control);min-width:var(--control);padding:0 15px}.key-hint{font-size:10px;color:var(--muted);letter-spacing:.04em;margin-right:14px}.progress-track{position:absolute;bottom:0;height:3px;left:0;right:0;background:var(--line)}.progress-track>span{height:100%;width:0;display:block;background:var(--blue)}
.enhanced,.enhanced body{height:100%;overflow:hidden}.enhanced .app{height:100dvh;display:grid;grid-template-rows:var(--ui-height) minmax(0,1fr) 64px}.enhanced .js-only{display:flex}.enhanced .viewport{display:grid;place-items:center;min-width:0;min-height:0;overflow:hidden;background:var(--ink)}.enhanced .stage-shell{width:calc(var(--stage-w)*var(--stage-scale,1));height:calc(var(--stage-h)*var(--stage-scale,1));position:relative}.enhanced .stage{width:var(--stage-w);height:var(--stage-h);transform:scale(var(--stage-scale,1));transform-origin:0 0;isolation:isolate}.enhanced .scene{position:absolute;inset:0;display:none}.enhanced .scene.is-active,.enhanced .scene.is-leaving{display:grid}.enhanced .scene.is-active{z-index:3}.enhanced .scene.is-leaving{z-index:2;pointer-events:none}.enhanced .route-page:not(.selected){display:none}.motion-layer{position:absolute;inset:0;pointer-events:none;z-index:10;overflow:hidden}.type-ghost{position:absolute;white-space:nowrap;font-family:var(--font);line-height:var(--title-leading);font-weight:820;letter-spacing:-.035em;transform-origin:0 0;pointer-events:none}
dialog{padding:28px;border:1px solid var(--line);color:var(--ink);background:var(--paper);max-width:min(1180px,calc(100vw - 32px));width:calc(100vw - 64px);max-height:calc(100dvh - 48px);box-shadow:0 30px 100px #0005}dialog::backdrop{background:#101725aa;backdrop-filter:blur(5px)}.dialog-top{display:flex;align-items:center;justify-content:space-between;gap:24px;margin-bottom:20px}.dialog-top h2{font-size:30px;line-height:1.2}.dialog-top .micro{font-size:12px;color:var(--blue);margin-bottom:8px}.outline-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.outline-section h3{font-size:16px;color:var(--blue);margin-bottom:12px}.outline-section>a{display:flex;gap:12px;padding:10px 0;border-top:1px solid var(--line);font-size:13px;line-height:1.45}.outline-section>a>span{color:var(--muted);flex:0 0 22px;font-variant-numeric:tabular-nums}.outline-section>a>strong{font-weight:520}.outline-section>a[aria-current=page]{color:var(--blue)}.dialog-bottom{display:flex;justify-content:space-between;align-items:center;gap:20px;border-top:1px solid var(--line);padding-top:20px;margin-top:20px;font-size:13px}.dialog-bottom button{min-height:44px;padding:10px 18px}.dialog-bottom label{display:flex;align-items:center;gap:8px;min-height:44px}.dialog-bottom input{width:18px;height:18px;accent-color:var(--blue)}#canvas-dialog{max-width:900px}.canvas-help{font-size:14px;color:var(--muted);margin-bottom:18px}#canvas-export{width:100%;height:45dvh;padding:18px;border:1px solid var(--line);background:var(--white);font-size:15px;line-height:1.65;resize:vertical;word-break:normal}#share-dialog,#notes-dialog{max-width:680px}#share-url{display:block;width:100%;padding:14px;margin-top:12px;border:1px solid var(--line);font-size:16px}#notes-copy{font-size:19px;line-height:1.6}#notice{display:none;position:fixed;left:50%;bottom:84px;transform:translateX(-50%);padding:12px 18px;background:var(--ink);color:var(--white);max-width:calc(100vw - 32px);font-size:14px;z-index:50}#notice.visible{display:block}.no-script{padding:24px;color:var(--muted)}
@media(max-width:900px){.app-subtitle,.phase-nav,.key-hint{display:none}.app-header{padding:0 12px;gap:10px}.brand{font-size:11px;gap:7px}.brand b{display:none}.app-actions{gap:0}.app-actions .text-button{font-size:12px;padding:0 7px}.toolbar{padding:0 14px}.outline-grid{grid-template-columns:1fr}.dialog-bottom{flex-wrap:wrap}dialog{padding:20px;width:calc(100vw - 24px);max-width:none}.brand-symbol{width:24px;height:24px;font-size:22px}}
@media(max-width:520px){:root{--ui-height:52px}.brand>span:last-child{display:none}.app-actions{margin-left:auto}.toolbar-actions button{padding:0 12px}.text-button{min-width:64px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}
html:not(.enhanced) .scene{margin:0 auto;border-bottom:2px solid var(--line)}
@media(max-width:1919px){
html:not(.enhanced) .scene{width:100%;height:auto;min-height:0;grid-template-rows:repeat(4,auto);padding:clamp(20px,4vw,60px);gap:28px;overflow:visible}
html:not(.enhanced) .scene-title{font-size:clamp(32px,5vw,78px)}html:not(.enhanced) .scene-body{min-height:0}html:not(.enhanced) .hero-display,html:not(.enhanced) .statement-display{font-size:clamp(46px,12vw,236px)}html:not(.enhanced) .scene-body>div{height:auto;gap:28px}html:not(.enhanced) .scene-note{padding-top:20px}html:not(.enhanced) .scene-note p{font-size:20px}html:not(.enhanced) .wires{display:none}
html:not(.enhanced) .circuit{display:grid;grid-template-columns:1fr 1fr;gap:16px}html:not(.enhanced) .circuit-node,html:not(.enhanced) .circuit-core{position:static;width:auto;height:auto;min-height:90px}html:not(.enhanced) .circuit-core{grid-column:1/-1;gap:24px}
html:not(.enhanced) .workbench,html:not(.enhanced) .brief-layout,html:not(.enhanced) .routing,html:not(.enhanced) .qa-layout{grid-template-columns:1fr}html:not(.enhanced) .build-overview,html:not(.enhanced) .route-tabs{display:none}html:not(.enhanced) .worksheet{grid-template-rows:auto auto auto;height:auto}html:not(.enhanced) .fields{grid-auto-rows:auto;gap:24px}html:not(.enhanced) .field textarea{height:80px;font-size:22px}html:not(.enhanced) .field{gap:8px}html:not(.enhanced) .route-pages{display:grid;gap:24px}html:not(.enhanced) .routing,html:not(.enhanced) .qa-layout{grid-template-rows:auto auto}html:not(.enhanced) .route-page{height:auto;grid-template-columns:1fr;grid-template-rows:auto auto auto auto;min-height:420px}html:not(.enhanced) .route-mistake{border-left:0;border-top:1px solid var(--line)}html:not(.enhanced) .qa-questions{grid-template-columns:1fr 1fr}html:not(.enhanced) .qa-questions li p{min-height:0}
html:not(.enhanced) .signal-row,html:not(.enhanced) .request-label{position:static;width:auto;height:auto}html:not(.enhanced) .request-label{padding:24px;margin-bottom:24px}html:not(.enhanced) .signal-row{grid-template-columns:1fr 1fr;gap:24px}html:not(.enhanced) .signal{min-height:300px}html:not(.enhanced) .decode-lanes{gap:20px}html:not(.enhanced) .decode-lane{grid-template-columns:1fr 60px 2fr;gap:12px;padding:24px}html:not(.enhanced) .lane-arrow:nth-of-type(3){display:none}html:not(.enhanced) .lane-result{grid-column:3}
html:not(.enhanced) .comparison-half,html:not(.enhanced) .lens,html:not(.enhanced) .domain,html:not(.enhanced) .contract-part{gap:32px;min-height:300px}html:not(.enhanced) .identity-layout{grid-template-rows:auto auto auto}html:not(.enhanced) .identity-layout article{gap:28px}html:not(.enhanced) .final-layout{grid-template-rows:auto auto}html:not(.enhanced) .summary-cell{min-height:180px}html:not(.enhanced) .type-word{white-space:normal}html:not(.enhanced) .brief-row{grid-template-columns:160px 1fr}html:not(.enhanced) .fault{gap:32px}html:not(.enhanced) .fault-gap{margin-top:40px;height:60px}html:not(.enhanced) .contract-strip,html:not(.enhanced) .minimum-grid{grid-template-columns:repeat(3,1fr)}
}
@media(max-width:700px){
html:not(.enhanced) .scene-meta{font-size:12px;letter-spacing:.07em}html:not(.enhanced) .folio{font-size:13px;white-space:nowrap}html:not(.enhanced) .hero-system{height:auto;grid-template-columns:1fr}html:not(.enhanced) .hero-unit{padding:24px 0;gap:12px}html:not(.enhanced) .hero-unit+.hero-unit{border-left:0;border-top:1px solid var(--line)}html:not(.enhanced) .hero-unit:before{display:none}html:not(.enhanced) .hero-credit{flex-wrap:wrap;font-size:14px;gap:12px}
html:not(.enhanced) .comparison,html:not(.enhanced) .faults,html:not(.enhanced) .signal-row,html:not(.enhanced) .lens-grid,html:not(.enhanced) .transfer-grid,html:not(.enhanced) .summary-grid,html:not(.enhanced) .identity-layout{grid-template-columns:1fr;grid-template-rows:auto}html:not(.enhanced) .identity-layout article{grid-column:auto;grid-row:auto;padding:24px}html:not(.enhanced) .identity-3{flex-direction:column!important;align-items:flex-start}html:not(.enhanced) .identity-0 h3{font-size:64px}
html:not(.enhanced) .comparison-half,html:not(.enhanced) .comparison-half+.comparison-half{padding:24px;min-height:280px}html:not(.enhanced) .comparison-type{font-size:36px}html:not(.enhanced) .circuit{grid-template-columns:1fr}html:not(.enhanced) .circuit-node{font-size:24px}html:not(.enhanced) .circuit-core{padding:24px}html:not(.enhanced) .circuit-core>strong{font-size:62px}
html:not(.enhanced) .decode-lane{grid-template-columns:1fr;gap:16px}html:not(.enhanced) .lane-result{grid-column:auto;padding-left:0;border:0}html:not(.enhanced) .lane-arrow{display:none}html:not(.enhanced) .lane-source{font-size:32px}html:not(.enhanced) .decode-lane{font-size:26px}html:not(.enhanced) .brief-row{grid-template-columns:1fr}html:not(.enhanced) .input-slip p{font-size:30px}html:not(.enhanced) .route-page{padding:24px}html:not(.enhanced) .route-page h3{font-size:58px}html:not(.enhanced) .route-page p{font-size:28px}
html:not(.enhanced) .contract-strip,html:not(.enhanced) .minimum-grid{grid-template-columns:1fr 1fr}html:not(.enhanced) .contract-part,html:not(.enhanced) .minimum-part{padding:20px}html:not(.enhanced) .contract-number,html:not(.enhanced) .minimum-part strong{font-size:130px}html:not(.enhanced) .contract-part h3{font-size:27px}html:not(.enhanced) .contract-part p,html:not(.enhanced) .minimum-part span{font-size:22px}
html:not(.enhanced) .qa-seal{grid-template-columns:1fr;padding:24px;gap:28px;text-align:center}html:not(.enhanced) .qa-seal>strong{font-size:100px}html:not(.enhanced) .qa-seal p{text-align:center;font-size:26px}html:not(.enhanced) .qa-questions{grid-template-columns:1fr}html:not(.enhanced) .qa-questions li{font-size:24px;padding:24px;gap:24px}html:not(.enhanced) .review-mark{font-size:60px}html:not(.enhanced) .route-mistake,html:not(.enhanced) .route-answer{padding:24px 16px}html:not(.enhanced) .worksheet{padding:22px;gap:24px}html:not(.enhanced) .worksheet-heading{flex-wrap:wrap;gap:12px}html:not(.enhanced) .rubric{font-size:16px}html:not(.enhanced) .rubric th,html:not(.enhanced) .rubric td{padding:12px 6px;word-break:normal}html:not(.enhanced) .rubric thead{font-size:15px}html:not(.enhanced) .rubric thead th:first-child{width:23%}html:not(.enhanced) .rubric tbody th{font-size:16px}
html:not(.enhanced) .final-actions{flex-wrap:wrap;gap:24px}html:not(.enhanced) .final-actions button{font-size:20px;padding:0 20px}html:not(.enhanced) .statement-rail{font-size:15px;gap:12px}html:not(.enhanced) .statement-rail i:after{font-size:22px;top:-16px}
}
@media print{html.enhanced,html.enhanced body{height:auto;overflow:visible}.app-header,.toolbar,.motion-layer,dialog,#notice{display:none!important}.enhanced .app,.enhanced .viewport,.enhanced .stage-shell,.enhanced .stage{display:block;width:auto;height:auto;transform:none;background:var(--white)}.enhanced .scene{position:relative;display:grid!important;inset:auto;break-after:page;page-break-after:always;zoom:.5}.scene *{opacity:1!important;visibility:visible!important;transform:none!important;clip-path:none!important}.scene{-webkit-print-color-adjust:exact;print-color-adjust:exact}.enhanced .route-page{display:grid!important;height:auto;min-height:500px}.routing{height:auto;grid-template-rows:96px auto}.routes{height:auto;min-height:var(--stage-h)}}