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@media(hover:none),(pointer:coarse){.touch-hint{display:inline}.pointer-hint{display:none}}
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@media print{.document-preview{display:none!important}.prose .callout{break-inside:avoid}}
@media(max-width:700px){.touch-hint{display:inline}.pointer-hint{display:none}}

/* Reusable series reader: editorial typography, explicit roles, restrained interaction. */
[hidden]{display:none!important}
[data-series] .topic-hero{display:block;max-width:1100px;padding-top:35px}
[data-series] .hero-copy{max-width:960px}
[data-series] .topic-hero h1{font-size:clamp(40px,6.4vw,82px);max-width:1000px;line-height:1.2;letter-spacing:-.035em}
[data-series] .hero-lead{max-width:720px}
.series-nav{padding-top:24px;padding-bottom:20px;border-bottom:1px solid var(--line);font-size:12px}
.series-nav>div:first-child{display:flex;justify-content:space-between;gap:20px;color:var(--muted)}
.series-nav a{text-decoration:none}.series-nav ol{padding:0;list-style:none;display:flex;flex-wrap:wrap;gap:8px 20px;margin:16px 0}
.series-nav li a{display:inline-block;padding:5px 0;border-bottom:2px solid transparent}
.series-nav [aria-current=page]{border-color:var(--accent);color:var(--accent);font-weight:600}
.series-pagination{display:flex;justify-content:space-between;gap:20px;font-size:11px}
.experience-section{width:min(1100px,calc(100% - 80px));margin:75px auto;padding:35px 0;border-top:1px solid var(--line)}
.experience-heading h2{font-family:var(--serif);font-weight:400;font-size:clamp(29px,4vw,48px);line-height:1.3;margin:12px 0 18px}
.experience-heading p{color:var(--muted);font-size:14px;line-height:1.8;max-width:760px}
.map-tabs{display:flex;gap:8px;flex-wrap:wrap;margin:26px 0 14px}
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.experience-section button:focus-visible,.map-module:focus-visible{outline:3px solid #ba6f37;outline-offset:4px}
.map-selection{font-size:12px;line-height:1.7;min-height:22px;color:var(--muted)}
.system-lanes{border:1px solid #c6d0cc;background:#edece3;padding:22px;border-radius:5px}
.system-lane{display:grid;grid-template-columns:150px 1fr;gap:22px;padding:18px 0}
.system-lane header>span{font:italic 24px Georgia,serif;opacity:.55}.system-lane h3{font-size:14px;line-height:1.6;margin:8px 0;font-weight:500}
.module-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(145px,1fr));gap:10px;min-width:0}
.map-module{display:flex;flex-direction:column;justify-content:center;gap:10px;padding:16px;background:#e0e8eb;border:1px solid #a6bec6;border-radius:3px;text-decoration:none;transition:opacity .15s,box-shadow .15s;min-width:0}
.map-module span{font-size:15px;font-weight:600}.map-module small{font-size:11px;line-height:1.7;color:#536772}
.lane-usage .map-module{background:#dfe9df;border-color:#a6bba7}.lane-action .map-module{background:#eee1d2;border-color:#cdb69d}.lane-support .map-module{background:#e5e4e0;border-color:#bcbbb5}
.map-module:hover{box-shadow:0 3px 12px #193e3520}.map-module.is-selected{outline:3px solid #9b5130;outline-offset:-3px;background:#f6dab9}.map-module.is-muted{opacity:.45}
.map-bridge{margin:0 0 0 172px;font-size:12px;line-height:1.8;color:#576b65;border-left:1px solid #b4beb5;padding:9px 14px}
.map-chips{display:flex;flex-wrap:wrap;gap:6px;margin:12px 0}.map-chip{font-size:10px;padding:5px 8px;border:1px solid #cad0c5;border-radius:3px;color:#51635a;background:#f2f2e9}
.case-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 32px;margin-top:28px}.technology-case{padding:28px 0;border-bottom:1px solid var(--line);min-width:0}.technology-case h3{font:400 25px/1.45 var(--serif);margin:12px 0 20px}
.technology-case details{margin-top:20px}.technology-case summary,.map-relations summary{font-size:13px;cursor:pointer;padding:10px 0}.technology-case .prose{font-size:14px}.technology-case details>a{font-size:12px}.technology-case .prose h2{display:none}
.map-relations{margin-top:22px}.map-relations table{border-collapse:collapse;width:100%;font-size:12px;margin-top:15px}.map-relations td,.map-relations th{padding:12px;border-bottom:1px solid var(--line);text-align:left}
.evolution-track{list-style:none;padding:0;margin:20px 0}.evolution-track li{display:grid;grid-template-columns:70px 1fr;gap:20px;padding:26px 0;border-top:1px solid var(--line)}.evolution-number{font:italic 36px Georgia,serif;color:#809382}.evolution-track h3{font:400 26px var(--serif);margin:0 0 12px}.evolution-track p,.evolution-track a{font-size:14px}
.step-controls{display:flex;align-items:center;gap:12px;flex-wrap:wrap;padding:16px 0;position:sticky;top:0;background:var(--paper);z-index:3;border-bottom:1px solid var(--line);scroll-margin-top:15px}.step-controls [data-step-count]{font:italic 20px Georgia,serif;min-width:65px;text-align:center}.step-controls button:disabled{opacity:.4;cursor:default}.step-controls [data-step-reset]{margin-left:auto;border-color:transparent;font-size:11px}
.step-card{padding:35px 0;outline:none}.step-card>h3{font:400 clamp(28px,4vw,43px)/1.4 var(--serif);margin:16px 0 26px}.step-card>.prose{max-width:780px;font-size:18px;line-height:1.95}.step-card .guide-source{display:inline-block;margin-top:24px;font-size:12px}.step-card .experience-section{width:100%;margin:40px 0 15px;padding-top:28px}.replay-card{padding:34px;border-left:3px solid #ac6d3c;background:#eee7da;min-height:290px;margin-top:22px}.replay-card .prose h2{display:none}.guide-card .task-replay{padding-top:25px}.guide-card .task-replay h2{font-size:30px}
.additional-lab{padding:40px 0}.additional-lab h2{font:400 32px var(--serif)}.additional-lab>p{font-size:14px;line-height:1.7}.additional-lab>a{display:inline-block;margin-top:18px;font-size:13px}
[data-series] .chapter .prose table{table-layout:auto}[data-series] .chapter .prose td,[data-series] .chapter .prose th{width:auto}
@media(max-width:900px){.experience-section{width:calc(100% - 50px)}.system-lane{grid-template-columns:1fr;gap:12px}.system-lane header{display:flex;align-items:center;gap:14px}.system-lane h3{margin:0}.map-bridge{margin-left:10px}.module-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.case-grid{gap:0 24px}}
@media(max-width:600px){.experience-section{width:calc(100% - 36px);margin:45px auto;padding:25px 0}.series-nav ol{gap:5px 13px}.series-nav li{font-size:10px}.series-nav>div:first-child{display:block}.series-nav>div:first-child>span{display:block;margin-top:8px}.series-pagination{font-size:10px}.system-lanes{padding:14px}.map-module{padding:12px;gap:7px}.map-module span{font-size:13px}.map-module small{font-size:10px}.map-tabs{gap:5px}.map-tabs button{padding:11px 12px;font-size:12px}.case-grid{grid-template-columns:1fr}.step-card>.prose{font-size:16px}.step-controls{gap:7px}.step-controls button{padding:9px 11px;font-size:12px}.step-controls [data-step-count]{font-size:17px;min-width:44px}.step-controls [data-step-reset]{font-size:10px;padding:9px 0}.replay-card{padding:24px 18px}.evolution-track li{grid-template-columns:40px 1fr;gap:15px}.evolution-number{font-size:29px}.experience-heading p{font-size:13px}[data-series] .topic-hero h1{font-size:43px}.map-relations td,.map-relations th{padding:10px 5px}}
@media print{.map-tabs,.step-controls,.map-case-button{display:none!important}.step-card[hidden],[data-map-panel][hidden]{display:block!important}.experience-section{width:100%;break-inside:auto}.map-module.is-muted{opacity:1}.news-system{display:none}.guide-card .knowledge-map{break-before:page}}

/* A bounded reading stage, with a route beside the talk instead of a second long page. */
.guide-heading-row{display:flex;justify-content:space-between;align-items:start;gap:20px}
.guide-heading-row>a{font-size:12px;white-space:nowrap;text-decoration:none;color:var(--accent)}
.guide-outline ol{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:1fr 1fr;gap:4px 24px}
.guide-outline a{display:flex;align-items:start;gap:12px;padding:11px 12px;text-decoration:none;font-size:12px;line-height:1.6;border-left:2px solid var(--line)}
.guide-outline a>span:first-child{font:italic 15px Georgia,serif;color:var(--muted);padding-top:2px}
.guide-outline a small{display:block;font-size:10px;color:var(--muted);margin-top:3px}
.guide-outline a:hover,.guide-outline [aria-current=step]{border-color:var(--accent);background:#eae9dd;color:var(--accent)}
.guide-mobile-nav{display:none;min-width:0}
.guided-tour.is-enhanced{width:min(1180px,calc(100% - 72px));display:grid;grid-template-columns:235px minmax(0,1fr);grid-template-rows:auto max-content minmax(0,1fr);column-gap:52px;align-items:start}
.guided-tour.is-enhanced>.experience-heading{grid-column:1/-1;border-bottom:1px solid var(--line);padding-bottom:14px;margin-bottom:24px}
.guided-tour.is-enhanced>.guide-outline{grid-column:1;grid-row:2/4;position:sticky;top:24px;max-height:calc(100dvh - 48px);overflow:auto;overscroll-behavior:contain;padding:10px 5px 15px 0}
.guided-tour.is-enhanced>.guide-outline ol{display:block}
.guided-tour.is-enhanced>.step-controls{grid-column:2;grid-row:2;padding-top:10px;align-self:start}
.guided-tour.is-enhanced>.guide-card{grid-column:2;grid-row:3;min-width:0;padding-top:28px}
.guide-card>h3,.guide-card>.prose{max-width:780px;overflow-wrap:anywhere}
.guide-card>h3{font-size:clamp(28px,3.1vw,40px);line-height:1.45}
.guide-card>.eyebrow{line-height:1.8}
.guide-card .experience-heading h2{font-size:32px}
.guide-card .system-lane{grid-template-columns:1fr;gap:10px}
.guide-card .system-lane header{display:flex;align-items:center;gap:12px}
.guide-card .system-lane h3{margin:0}.guide-card .map-bridge{margin-left:12px}
.is-guided #main>:not(#guide){display:none}
.is-guided .site-header{height:72px}
.is-guided .guided-tour{margin:24px auto 48px;padding-top:16px;border-top:0;scroll-margin-top:0}
.is-guided .guided-tour>.experience-heading h2{font-size:clamp(28px,3.1vw,40px);margin:8px 0 12px}
.is-guided .guided-tour>.experience-heading p{margin-bottom:0}
.is-guided .site-footer{display:none}
select:focus-visible{outline:3px solid var(--accent);outline-offset:3px}
@media(max-width:1100px){
 .guided-tour.is-enhanced{display:block;width:min(820px,calc(100% - 48px))}
 .guided-tour.is-enhanced>.guide-outline{display:none}
 .guide-mobile-nav{display:flex;align-items:center;gap:12px;padding:12px 0;color:var(--muted);font-size:12px}
 .guide-mobile-nav label{white-space:nowrap}
 .guide-mobile-nav select{min-width:0;width:100%;font:inherit;font-size:14px;color:var(--ink);padding:12px;border:1px solid #b9c6b7;background:var(--paper);border-radius:4px}
 .guided-tour.is-enhanced>.experience-heading{margin-bottom:8px}
 .guide-card .module-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media(max-width:600px){
 .guided-tour.is-enhanced{width:calc(100% - 36px)}
 .is-guided .site-header{height:auto}
 .guide-heading-row{display:block}.guide-heading-row>a{display:inline-block;margin-bottom:10px}
 .guide-heading-row>.eyebrow{font-size:9px;margin-bottom:8px}
 .guided-tour.is-enhanced>.guide-card{padding-top:24px}
 .guide-card>h3{font-size:29px;margin:12px 0 22px}
 .guide-card .experience-heading h2{font-size:27px}
 .guide-outline ol{grid-template-columns:1fr}
 .guide-card .callout{padding:19px 18px}
}
@media print{
 .is-guided #main>:not(#guide){display:none!important}
 .guided-tour.is-enhanced{display:block;width:100%}
 .guided-tour.is-enhanced>.guide-outline,.guide-mobile-nav,.guide-heading-row>a{display:none!important}
}

/* A stable canvas grows with business requirements; prose remains the source. */
.architecture{min-width:0;max-width:100%;margin:2rem 0 3rem}
.architecture [hidden]{display:none!important}
.architecture .experience-heading{margin-bottom:1.2rem}
.architecture .experience-heading h2{font-size:clamp(1.65rem,3vw,2.4rem);line-height:1.35}
.arch-stages{display:flex;flex-wrap:wrap;gap:.5rem}
.arch-controls button{font:inherit;font-size:.85rem;border:1px solid var(--line,#c9cdc3);border-radius:6px;padding:.65rem .8rem;color:inherit;background:transparent;cursor:pointer}
.arch-controls button[aria-pressed=true]{background:#29483c;color:#fff;border-color:#29483c}
.arch-controls button:disabled{opacity:.4;cursor:default}
.arch-controls button:focus-visible,.arch-canvas:focus-visible{outline:3px solid #b85632;outline-offset:3px}
.arch-actions{display:flex;align-items:center;gap:.6rem;flex-wrap:wrap;margin:.85rem 0}
.arch-actions [role=status]{font-variant-numeric:tabular-nums;font-size:.85rem;min-width:2.7rem;text-align:center}
.arch-actions [data-arch-full]{margin-left:auto;border-color:#5e7968;color:#29483c;font-weight:700}
.arch-legend,.arch-scroll-hint{font-size:.78rem;line-height:1.7;color:#65736a;margin:.55rem 0}
.arch-scroll-hint{display:none}
.arch-canvas{overflow:auto;border:1px solid #cdd3c7;border-radius:12px;background:#fafbf7;max-width:100%;overscroll-behavior-x:contain}
.architecture-svg{display:block;width:100%;min-width:850px;height:auto;color:#446755}
.arch-edge path{fill:none;stroke:#577566;stroke-width:1.8}
.arch-edge text{font-size:13px;fill:#466153;paint-order:stroke;stroke:#fafbf7;stroke-width:5px;stroke-linejoin:round}
.arch-control path{stroke:#b06b42;stroke-dasharray:5 4;color:#b06b42}
.arch-control text{fill:#93512d}
.arch-node rect{fill:#eef3e9;stroke:#91a78b;stroke-width:1.4}
.arch-node-title{fill:#253b30;font-size:19px;font-weight:650}
.arch-node-detail{fill:#506556;font-size:13px}
.arch-node-model rect{fill:#eaf0f6;stroke:#8ca6bc}
.arch-node-model .arch-node-title{fill:#304c63}
.arch-node-workflow rect,.arch-node-check rect{fill:#fbf1df;stroke:#c9aa70}
.arch-node-runtime rect{fill:#edf0f0;stroke:#91a3a3;stroke-dasharray:6 3}
.arch-explanations{margin:1.2rem 0;border-left:3px solid #719070;padding:.2rem 0 .2rem 1.2rem}
.arch-explanations h3{font-size:1.12rem;margin:.5rem 0}
.arch-explanations .prose{font-size:.95rem;max-width:76ch}
.arch-relations{font-size:.9rem;border-top:1px solid #ccd2c6;padding-top:.9rem}
.arch-relations summary{cursor:pointer;font-weight:600}
.arch-table{overflow-x:auto;margin:1rem 0}
.arch-table table{border-collapse:collapse;width:100%;font-size:.85rem;text-align:left}
.arch-table td,.arch-table th{padding:.7rem;border-bottom:1px solid #d9dfd2}
.chapter > .task-replay{margin:2rem 0}
@media(max-width:1100px){.arch-scroll-hint{display:block}}
@media(max-width:600px){.arch-stages{display:grid;grid-template-columns:1fr 1fr}.arch-stages button{text-align:left;font-size:.78rem;padding:.6rem}.arch-stages button:last-child{grid-column:1/-1}.arch-actions{gap:.4rem}.arch-actions [data-arch-full]{margin-left:0}.arch-controls button{font-size:.78rem}.arch-node-title{font-size:20px}.arch-explanations{padding-left:.8rem}.arch-explanations .prose{font-size:.92rem}}
.architecture{width:100%}
.architecture-svg{min-width:0}
:is([data-topic="agent-systems"],[data-topic="business-system-ai"],[data-topic="enterprise-knowledge-systems"]) .reading-layout{display:block}
:is([data-topic="agent-systems"],[data-topic="business-system-ai"],[data-topic="enterprise-knowledge-systems"]) .reading-toc{position:static;padding:12px 0 26px}
:is([data-topic="agent-systems"],[data-topic="business-system-ai"],[data-topic="enterprise-knowledge-systems"]) .reading-toc nav{flex-direction:row;flex-wrap:wrap;gap:8px 24px}
:is([data-topic="agent-systems"],[data-topic="business-system-ai"],[data-topic="enterprise-knowledge-systems"]) .reading-toc nav a{max-width:320px}
:is([data-topic="agent-systems"],[data-topic="business-system-ai"],[data-topic="enterprise-knowledge-systems"]) .toc-tip{display:none}
:is([data-topic="agent-systems"],[data-topic="business-system-ai"],[data-topic="enterprise-knowledge-systems"]) .chapter>.prose,:is([data-topic="agent-systems"],[data-topic="business-system-ai"],[data-topic="enterprise-knowledge-systems"]) .chapter-head,:is([data-topic="agent-systems"],[data-topic="business-system-ai"],[data-topic="enterprise-knowledge-systems"]) .chapter-next,:is([data-topic="agent-systems"],[data-topic="business-system-ai"],[data-topic="enterprise-knowledge-systems"]) .conclusion{max-width:780px;margin-left:auto;margin-right:auto}
:is([data-topic="agent-systems"],[data-topic="business-system-ai"],[data-topic="enterprise-knowledge-systems"]) .chapter>.task-replay{width:100%}
@media(max-width:700px){.architecture-svg{min-width:880px}.arch-scroll-hint{display:block}}
@media(min-width:1101px){.arch-scroll-hint{display:none}}

.arch-node:hover rect,.arch-node:focus-visible rect{stroke:#a55735;stroke-width:2.5;fill:#fff3dc}
.arch-node:focus-visible{outline:none}
.arch-node{text-decoration:none;cursor:pointer}

/* Knowledge graphs describe semantic relationships, independently of execution diagrams. */
.network-controls{display:flex;flex-wrap:wrap;gap:8px;margin:1.2rem 0}
.network-controls button{font:inherit;font-size:.86rem;padding:.7rem 1rem;border:1px solid #c5cec1;border-radius:8px;background:transparent;cursor:pointer}
.network-controls button[aria-pressed=true]{background:#294a3c;border-color:#294a3c;color:#fff}
.network-legend{display:flex;flex-wrap:wrap;gap:8px 20px;font-size:.77rem;color:#596b60;margin:.8rem 0}
.network-type{display:inline-flex;align-items:center;gap:6px}
.network-type:before{content:'';width:9px;height:9px;background:var(--node-stroke);border-radius:50%}
.network-type-0{--node-fill:#e2edf4;--node-stroke:#557f9f}.network-type-1{--node-fill:#e9e1f2;--node-stroke:#9475aa}.network-type-2{--node-fill:#f1edf6;--node-stroke:#ae99bc}.network-type-3{--node-fill:#dcecdc;--node-stroke:#5d8a61}.network-type-4{--node-fill:#dceeed;--node-stroke:#568d88}.network-type-5{--node-fill:#faf0d8;--node-stroke:#b18c3f}.network-type-6{--node-fill:#f5e1d7;--node-stroke:#b97756}.network-type-7{--node-fill:#e9ebe7;--node-stroke:#7b877b}
.network-status{font-size:.85rem;color:#405d4a;line-height:1.7;min-height:2.6em}
.network-svg{background:radial-gradient(#9fac9c35 .7px,transparent .7px) 0 0/18px 18px}
.network-edge path{stroke:#a0ac9c;stroke-width:1.35;fill:none}.network-edge text{fill:#657361;font-size:11px;paint-order:stroke;stroke:#fafbf7;stroke-width:5px;stroke-linejoin:round}
.network-node{cursor:pointer;text-decoration:none}.network-node circle{fill:var(--node-fill);stroke:var(--node-stroke);stroke-width:1.8}
.network-node-symbol{fill:var(--node-stroke);font-weight:700;font-size:17px}.network-node-label{fill:#2c4132;font-size:13px;font-weight:600;paint-order:stroke;stroke:#fafbf7;stroke-width:4px}
.network-node:hover circle,.network-node:focus-visible circle,.network-node.is-focused circle{stroke-width:4}.network-node:focus-visible{outline:none}
.network-edge.is-highlighted path{stroke:#416c4e;stroke-width:2.5}.network-edge.is-highlighted text{fill:#264d32;font-weight:700}.network-node.is-dimmed,.network-edge.is-dimmed{opacity:.17}
.network-node-picker{display:flex;gap:12px;align-items:center;margin:1rem 0;flex-wrap:wrap;font-size:.85rem}.network-node-picker select{font:inherit;padding:.6rem;max-width:100%;border:1px solid #bbc8b8;border-radius:6px;background:#fafbf7;color:#294a3c}
.network-explanations article,.network-details details{max-width:780px;margin:1.2rem auto}.network-details summary{font-weight:650;cursor:pointer}.network-details details[open]{padding:1.3rem;border-left:3px solid #739373;background:#ecf1e7}.network-details .prose{font-size:.95rem}.network-details .concept-link{font-size:.9rem}
@media(max-width:700px){.network-controls{display:grid;grid-template-columns:1fr 1fr}.network-controls button{text-align:left;font-size:.78rem;padding:.7rem}.network-legend{gap:7px 15px}.network-node-picker select{width:100%}.network-details details[open]{padding:1rem}.network-svg{min-width:900px}}

/* The learning route is visible before individual chapters, with a compact position on member pages. */
.series-grouped{font-size:13px;padding-top:28px;padding-bottom:28px}
.series-route-heading{margin:24px 0 20px}.series-route-heading h2{font-size:28px;margin:0 0 8px}.series-route-heading p{color:var(--muted);font-size:14px}
.series-groups{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;margin:22px 0}
.series-group{border-top:3px solid var(--line);padding:16px 12px 10px;min-width:0;background:#f7f6ef}
.series-group h2{font-size:19px;line-height:1.5;margin:0 0 12px}.series-group h2>span{display:block;font:italic 20px Georgia,serif;color:var(--accent);margin-bottom:8px}
.series-group p{font-size:14px;line-height:1.8;margin:0 0 16px;min-height:76px;color:var(--muted)}
.series-grouped .series-group ol{display:block;margin:0}.series-grouped .series-group li{font-size:12px;margin-bottom:7px}
.series-grouped .series-group li a{display:block;line-height:1.65;padding:8px 0}.series-group.is-current{border-color:var(--accent)}
.series-position{font-size:15px;margin:15px 0 12px}.series-position span{display:block;color:var(--muted);font-size:13px;margin-top:5px}
.series-directory>summary{cursor:pointer;padding:10px 0;font-size:13px}.series-directory{margin-bottom:12px}
.guide-phase{font-size:13px;color:var(--muted);line-height:1.7;max-width:780px;margin:10px 0 14px}.guide-phase strong{color:var(--accent)}
@media(max-width:1100px){.series-groups{grid-template-columns:repeat(2,minmax(0,1fr))}.series-group p{min-height:0}}
@media(max-width:600px){.series-groups{grid-template-columns:1fr;gap:14px}.series-group{padding:16px}.series-group h2>span{display:inline;margin-right:10px}.series-grouped .series-group li{font-size:14px}.series-grouped .series-group li a{padding:10px 0}.series-route-heading h2{font-size:25px}}
.topic-hero:has(+.series-grouped){padding-top:34px;padding-bottom:16px}
.topic-hero:has(+.series-grouped) .breadcrumb{margin-bottom:18px}
.topic-hero:has(+.series-grouped) h1{font-size:clamp(36px,4.5vw,60px)}
.topic-hero:has(+.series-grouped) .hero-actions{margin-top:22px}

.topic-hero:has(+.series-grouped){padding-top:24px;padding-bottom:8px}
.topic-hero:has(+.series-grouped) h1{margin-bottom:16px;font-size:clamp(34px,4vw,54px)}
.topic-hero:has(+.series-grouped) .hero-lead{font-size:16px;line-height:1.75;margin-bottom:12px}
.topic-hero:has(+.series-grouped) .meta{margin:14px 0}.topic-hero:has(+.series-grouped) .edition{margin-top:16px;margin-bottom:8px}
@media(max-width:600px){.topic-hero:has(+.series-grouped) .breadcrumb{margin-bottom:10px}.topic-hero:has(+.series-grouped) .eyebrow{margin-bottom:10px}.topic-hero:has(+.series-grouped) .hero-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:16px}.topic-hero:has(+.series-grouped) .hero-actions .button{padding:10px 8px;gap:5px;font-size:12px;white-space:nowrap}.topic-hero:has(+.series-grouped) .hero-actions .text-link{grid-column:1/-1;padding:2px 0}.series-grouped{padding-top:18px}}

/* Shared change locator: fixed module positions, distinct change and impact. */
[data-map-first] .topic-hero{padding-top:30px;padding-bottom:24px;min-height:0;display:block}
[data-map-first] .topic-hero h1{font-size:clamp(29px,3.5vw,46px);margin:14px 0;line-height:1.3}
[data-map-first] .hero-lead{max-width:850px;font-size:17px;margin:12px 0}
[data-map-first] .meta,[data-map-first] .edition{font-size:12px;margin:10px 0}
[data-map-first] .hero-actions{margin-top:18px}
[data-map-first] .series-nav{margin-top:18px;margin-bottom:8px}
[data-map-first] .knowledge-map{margin-top:8px}
.knowledge-map{width:min(1240px,calc(100% - 64px));scroll-margin-top:18px}
.knowledge-map .experience-heading h2{font-size:clamp(25px,3vw,36px);margin:6px 0 10px}
.knowledge-map .experience-heading p{margin:8px 0}
.news-controls{display:flex;align-items:end;gap:14px;margin:18px 0 8px}
.news-controls label{display:grid;gap:7px;font-size:12px;color:var(--muted)}
.news-controls select{width:100%;min-height:44px;font:inherit;font-size:14px;color:var(--ink);background:var(--paper);border:1px solid var(--line);border-radius:4px;padding:8px 28px 8px 10px}
.case-picker-label{flex:1;min-width:0;max-width:580px}
.news-controls button{min-height:44px;white-space:nowrap}
.map-filter-status,.case-dates,.map-scope{font-size:12px;line-height:1.7;color:var(--muted)}
.news-workbench{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(0,1fr);gap:26px;align-items:start}
.news-workbench>div{min-width:0}
.news-system{position:sticky;top:18px}
.map-legend{display:flex;flex-wrap:wrap;gap:8px 18px;font-size:12px;margin:8px 0 12px}
.legend-direct{color:#8b4423;font-weight:700}.legend-affected{color:#426570;font-weight:700}
.news-lanes{padding:10px 16px;background:#efeee6}
.news-lanes .system-lane{display:block;padding:10px 0;border-bottom:1px solid #ccd0c5}
.news-lanes .system-lane:last-child{border-bottom:0}
.news-lanes .system-lane header{display:flex;gap:10px;align-items:center;margin-bottom:9px}
.news-lanes .system-lane header>span{font-size:16px}.news-lanes .system-lane h3{margin:0;font-size:13px;font-weight:600}
.news-lanes .module-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:7px}
.news-lanes .lane-enterprise .module-grid,.news-lanes .lane-support .module-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
.news-lanes .lane-usage .module-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
.news-lanes .map-module{padding:10px 8px;gap:5px;justify-content:start;min-height:88px}
.news-lanes [data-module-filter]{border:0;background:transparent;padding:0;text-align:left;font:600 13px/1.5 var(--sans);color:inherit;min-height:30px;cursor:pointer}
.news-lanes .map-module small{font-size:10px;line-height:1.4}.news-lanes .map-module>a{font-size:11px;line-height:1.7;text-underline-offset:3px}
.lane-enterprise .map-module{background:#ece3ec;border-color:#bcb0bc}
.map-module.is-direct{outline:2px solid #9b5130;outline-offset:-2px;background:#f6dfc4}
.map-module.is-affected{outline:2px dashed #557883;outline-offset:-2px;background:#e3edf0}
.news-lanes .map-module.is-muted{opacity:.7}
.news-lanes [data-module-filter][aria-pressed=true]{text-decoration:underline;text-underline-offset:4px}
.news-detail{padding:0 0 18px;min-width:0}
.news-detail .technology-case{padding:0;border:0}
.news-detail h3{font:400 clamp(23px,2.5vw,31px)/1.4 var(--serif);margin:10px 0 16px}
.case-locations{font-size:12px;line-height:2}.case-locations strong{margin-right:6px}
.case-locations .map-chip{font-size:11px;padding:2px 5px}
.change-brief{font-size:15px;line-height:1.9}
.change-brief>h2,.change-brief>h3,.change-brief>h4{display:none}
.change-brief p{margin:14px 0}.change-brief p strong{display:block;font-size:12px;color:#7b543a;margin-bottom:3px}
.news-detail details{font-size:14px;border-top:1px solid var(--line);padding-top:14px;margin-top:16px}
.news-detail details .prose{font-size:14px;line-height:1.9}
.case-reading{display:flex;flex-wrap:wrap;gap:10px 16px;margin-top:18px;font-size:12px}
[data-case-empty]{padding:22px;background:#eee9de;font-size:15px;line-height:1.8}
@media(max-width:1050px){.news-workbench{grid-template-columns:1fr}.news-system{position:static;grid-row:2}.news-detail{grid-row:1}.change-brief{font-size:15px}.news-detail .technology-case{max-width:780px}.news-lanes .module-grid{gap:10px}.news-detail details{margin-top:12px}}
@media(max-width:600px){.knowledge-map{width:calc(100% - 36px)}[data-map-first] .topic-hero h1{font-size:30px}[data-map-first] .hero-lead{font-size:15px}.news-controls{display:grid;grid-template-columns:1fr auto;gap:10px}.case-picker-label{grid-column:1/-1;grid-row:2;max-width:none}.news-controls label{min-width:0}.news-controls select{font-size:13px}.news-controls button{font-size:12px}.news-lanes{padding:8px 10px}.news-lanes .module-grid,.news-lanes .lane-enterprise .module-grid,.news-lanes .lane-support .module-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.news-lanes .map-module{min-height:94px}.news-lanes [data-module-filter]{min-height:35px;font-size:13px}.news-lanes .map-module>a{min-height:27px}.news-lanes .map-module small{font-size:11px}.news-workbench{gap:12px}.map-selection{font-size:12px}.map-legend{font-size:11px}.news-detail h3{font-size:25px}}
@media print{.news-controls{display:none!important}.technology-case[hidden]{display:block!important}.news-workbench{display:block}.news-detail details{display:block}.news-detail{page-break-inside:auto}}
.change-connections p{padding:10px 14px;margin:0 0 12px;border-left:3px solid #9b5130;background:#f6dfc4;font-size:12px;line-height:1.8}
[data-map-first] .topic-hero .breadcrumb{margin-bottom:12px}
[data-map-first] .topic-hero .eyebrow{display:none}
[data-map-first] .knowledge-map{padding-top:20px}
/* Keep the complete framework scannable while a case is selected. */
@media(min-width:1051px){.news-lanes .map-module{min-height:0;padding:7px 8px;gap:3px}.news-lanes [data-module-filter]{min-height:20px;font-size:12px}.news-lanes .system-lane{padding:6px 0}.news-lanes .system-lane header{margin-bottom:5px}.news-lanes .map-module small{font-size:10px}.news-system{top:12px}}
.knowledge-map .map-tabs{margin:14px 0}
.knowledge-map .map-selection{margin:8px 0;font-size:12px}
.knowledge-map[data-default-view=news]>.experience-heading>.eyebrow{display:none}
.knowledge-map[data-default-view=news]>.experience-heading h2{font-size:28px}
html:has(body[data-map-first]){scroll-padding-top:12px}
@media(min-width:1051px){.news-lanes .map-module{display:grid;grid-template-columns:1fr auto;align-content:start;gap:4px;min-height:58px}.news-lanes [data-module-filter]{grid-column:1/-1}.news-lanes .map-module small{align-self:center;font-size:10px}.news-lanes .map-module>a{font-size:10px}.news-lanes .system-lane{padding:5px 0}.news-lanes .system-lane header{margin-bottom:4px}}

/* Source-authored diagrams are rendered during the build, including in document previews. */
.source-diagram{margin:1.5rem 0;padding:1rem;border:1px solid var(--line,#d9d9cc);border-radius:12px;background:#f5f3eb;max-width:100%;min-width:0}
.source-diagram-scroll{max-width:100%;overflow-x:auto;overscroll-behavior-x:contain;padding:.4rem;outline-offset:3px}
.source-diagram-image{display:block;height:auto;max-width:100%;margin-inline:auto}
.source-diagram-scroll img{display:block;height:auto;max-width:none;margin-inline:auto}
.source-diagram-zoom{margin-top:.75rem;font-size:.85rem}
.source-diagram-zoom summary{cursor:pointer;color:#425e4e;padding:.4rem 0}
.source-diagram figcaption{font-size:.8rem;color:#5d6b63;margin-top:.8rem;line-height:1.6}
@media(max-width:600px){.source-diagram{padding:.5rem}}

/* Series hubs are entrances; the guided conversation opens only on request. */
[data-series-hub]:not(.is-guided) #guide{display:none}
[data-series-hub]:not(.is-guided) #guide:target{display:block}
[data-series-hub] .hub-hero{padding-top:30px;padding-bottom:12px}
[data-series-hub] .hub-hero h1{font-size:clamp(36px,5.2vw,64px)}
[data-series-hub] .hub-hero .opening{padding:0;border:0;display:block;margin:18px 0 24px}
[data-series-hub] .hub-hero .opening p{font-size:17px;line-height:1.85;margin:0;max-width:740px}
[data-series-hub] #framework-map{margin:30px auto 48px;padding-top:24px}
[data-series-hub] #route{scroll-margin-top:24px;padding-top:12px;border-bottom:0}
[data-series-hub] #route>div:first-child{display:none}
[data-series-hub] #route>.series-pagination{display:none}
[data-series-hub] .series-case-hint{display:block;color:var(--muted);font-size:11px;line-height:1.7;padding-bottom:10px}
.hub-resources{padding:18px 0 48px}
.hub-resources>details{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:20px 0}
.hub-resources>details>summary{cursor:pointer;font-size:16px;line-height:1.8}
.hub-resources>details>summary span{font-size:12px;color:var(--muted);margin-left:12px}
.hub-note-links{display:grid;grid-template-columns:1fr 1fr;gap:14px 30px;margin:25px 0}
.hub-note-links a{font-size:14px;line-height:1.8}
.hub-resources .chapter{padding:25px 0;scroll-margin-top:20px}
.hub-resources .chapter h2{font-size:24px}.hub-resources .prose{max-width:780px}
@media(max-width:600px){.hub-note-links{grid-template-columns:1fr}.hub-resources>details>summary span{display:block;margin-left:16px}[data-series-hub] .hub-hero .opening p{font-size:15px}[data-series-hub] #framework-map{margin-top:22px}}
[data-series-hub] .hub-hero .breadcrumb{margin-bottom:14px}
[data-series-hub] .hub-hero>.hero-copy>.eyebrow{margin-bottom:12px}
[data-series-hub] .hub-hero .hero-actions{margin-top:20px;gap:18px}
[data-series-hub] .hub-hero .hero-actions>.button:nth-child(2){background:transparent;color:var(--ink)}
[data-series-hub] .hub-hero .edition{margin-top:16px;margin-bottom:0}
@media(max-width:600px){[data-series-hub] .hub-hero .hero-actions{display:grid;grid-template-columns:1fr 1fr;gap:12px}[data-series-hub] .hub-hero .hero-actions>.button{padding:14px 10px;justify-content:center;font-size:13px}[data-series-hub] .hub-hero .hero-actions>.text-link{grid-column:1/-1;justify-self:start}}