/* Loaded only by B. Desktop remains the 1600 × 900 editorial presentation. */
.strategy-desktop-diagram{display:contents}
.strategy-mobile-graph{display:none}
.strategy-loop-description{display:none}

@media(max-width:900px){
  html{height:auto;min-height:100%;overflow-x:clip;overflow-y:auto;scroll-behavior:auto;-webkit-text-size-adjust:100%}
  body[data-version=b]{height:auto;min-height:100%;overflow:visible;background:#fff;touch-action:pan-y pinch-zoom}
  body[data-version=b] .stage.edition{position:relative;inset:auto;width:100%;height:auto;min-height:100svh;transform:none;overflow:visible}
  body[data-version=b] .stage .deck-page{position:relative;inset:auto;width:100%;height:auto;min-height:100svh;padding:28px clamp(20px,5vw,44px) 32px;overflow:visible;visibility:visible;opacity:1;pointer-events:auto;transform:none;transition:none}
  body[data-version=b] .stage .deck-panel{border-top:12px solid #f3f5f5;isolation:isolate}
  body[data-version=b] .deck-panel .deck-topbar{position:static;inset:auto;height:auto;min-height:52px;padding-bottom:16px;gap:10px;align-items:center;flex-wrap:wrap}
  body[data-version=b] .deck-panel .deck-brand{font-size:23px;line-height:1.4;letter-spacing:-.5px;gap:10px}
  body[data-version=b] .deck-panel .deck-brand span{font-size:11px;line-height:1.5;letter-spacing:0;margin-left:0;padding-left:10px}
  body[data-version=b] .deck-panel .deck-chapter-label{font-size:12px;line-height:1.5;margin-left:0;flex:1 0 55%}
  body[data-version=b] .deck-panel .deck-reading-hint{font-size:12px;line-height:1.5;margin-left:auto}
  body[data-version=b] .deck-panel .deck-heading{position:static;inset:auto;margin-top:32px;animation:none}
  body[data-version=b] .deck-panel .deck-kicker{font-size:12px;line-height:1.7;letter-spacing:.5px;gap:10px;overflow-wrap:anywhere}
  body[data-version=b] .deck-panel .deck-kicker::before{width:22px;height:2px}
  body[data-version=b] .deck-panel[data-deck-type] .deck-title{font-size:clamp(30px,6vw,48px);line-height:1.28;letter-spacing:-1px;margin:16px 0 0;max-width:100%;overflow-wrap:anywhere;text-wrap:pretty}
  body[data-version=b] .deck-panel .deck-summary{font-size:16px;line-height:1.8;margin-top:20px;max-width:100%;overflow-wrap:anywhere}
  body[data-version=b] .deck-panel[data-deck-type] .deck-body{position:static;inset:auto;height:auto;margin-top:32px;animation:none;min-width:0;overflow-wrap:anywhere}
  body[data-version=b] .deck-panel .deck-body h3{font-size:22px;line-height:1.45;letter-spacing:-.3px;text-wrap:pretty}
  body[data-version=b] .deck-panel .deck-body p{font-size:16px;line-height:1.8}
  body[data-version=b] .deck-panel .deck-page-footer{position:static;inset:auto;height:auto;min-height:0;margin-top:40px;padding-top:18px;gap:16px;align-items:flex-start}
  body[data-version=b] .deck-panel .deck-footnote{font-size:12px;line-height:1.8;max-width:100%;min-width:0;overflow-wrap:anywhere}
  body[data-version=b] .deck-panel .deck-pagination{font-size:11px;line-height:1.8;letter-spacing:.5px;flex-shrink:0}
  body[data-version=b] .deck-panel[data-deck-type] .deck-body :is(.brand-audiences,.overview-brand-principles,.overview-ai-roles,.ecosystem-grid,.matrix-grid,.overview-execution,.overview-execution-cards,.evidence-grid,.operations-grid,.channel-grid,.roadmap-grid,.deliverables-grid,.closing-layout,.closing-actions){display:grid;grid-template-columns:minmax(0,1fr);grid-template-rows:none;grid-auto-flow:row;grid-auto-rows:auto;grid-auto-columns:auto;height:auto;gap:0;min-width:0}
  body[data-version=b] .deck-panel[data-deck-type] .deck-body :is(.overview-brand-principles,.ecosystem-principles,.sop-strip,.architecture-bottom,.rules-strip,.weekly-sequence){display:grid;grid-template-columns:minmax(0,1fr);grid-template-rows:none;grid-auto-flow:row;grid-auto-columns:auto;height:auto;gap:24px;margin-top:28px;padding-top:24px;border-top:2px solid var(--deck-accent)}
  body[data-version=b] .deck-panel[data-deck-type] .deck-body .deck-detail-trigger{min-width:0;min-height:0;padding:22px 0;border-top:1px solid var(--deck-line);border-bottom:0;border-left:0;background:none;cursor:default}
  body[data-version=b] .deck-panel[data-deck-type] .deck-body .item-code{position:static;font-size:12px;line-height:1.5;margin:0 0 10px;letter-spacing:1px}
  body[data-version=b] .deck-panel[data-deck-type] .deck-body .item-title{font-size:22px;line-height:1.45;letter-spacing:-.3px;margin:0 0 10px}
  body[data-version=b] .deck-panel[data-deck-type] .deck-body .item-desc{font-size:16px;line-height:1.8}
  body[data-version=b] .deck-panel[data-deck-type] .deck-body .overview-card{padding:22px 0;border-top:1px solid var(--deck-line);height:auto;min-height:0}
  body[data-version=b] .deck-panel[data-deck-type] .deck-body .overview-number{font-size:12px;margin-bottom:10px}
  body[data-version=b] .deck-panel[data-deck-type] .deck-body .overview-title{font-size:22px;line-height:1.45;margin-bottom:10px}
  body[data-version=b] .deck-panel[data-deck-type] .deck-body .overview-description{font-size:16px;line-height:1.8}
  body[data-version=b] .deck-panel[data-deck-type] .deck-body .overview-execution{gap:32px}
  body[data-version=b] .deck-panel[data-deck-type] .deck-body .overview-execution-column>h3{font-size:24px;line-height:1.5;margin-bottom:18px}
  body[data-version=b] .deck-panel[data-deck-type] .deck-body .overview-execution-cards .overview-card{display:grid;grid-template-columns:28px minmax(0,1fr);gap:12px;padding:20px 0}
  body[data-version=b] .deck-panel .principle-item{font-size:16px;line-height:1.8}
  body[data-version=b] .deck-panel .principle-item strong{font-size:19px;line-height:1.5;margin-bottom:8px}
  body[data-version=b] .deck-panel[data-deck-type] .architecture-bottom span{font-size:16px;line-height:1.8}
  body[data-version=b] .deck-panel :is(.metrics-hero,.metric-cadence,.metric-process){position:static;inset:auto;width:100%;height:auto}
  body[data-version=b] .deck-panel .metrics-hero{padding:22px 0 28px}
  body[data-version=b] .deck-panel .metrics-hero h3{font-size:30px;line-height:1.4;letter-spacing:-1px;margin-bottom:16px}
  body[data-version=b] .deck-panel .metric-exclusions{font-size:13px;line-height:1.8}
  body[data-version=b] .deck-panel .metric-cadence{gap:0;margin-top:8px}
  body[data-version=b] .deck-panel .cadence-item{grid-template-columns:72px minmax(0,1fr);gap:16px;padding:20px 0}
  body[data-version=b] .deck-panel .cadence-item h3{font-size:18px;margin:0}
  body[data-version=b] .deck-panel .metric-process{grid-template-columns:1fr;gap:0;margin-top:28px;padding-top:12px}
  body[data-version=b] .deck-panel .metric-process>span{display:flex;align-items:baseline;gap:20px;padding:14px 0;font-size:18px;border-bottom:1px solid var(--deck-line)}
  body[data-version=b] .deck-panel .metric-process i{margin:0;font-size:12px}
  body[data-version=b] .deck-panel .rule-item{font-size:16px;line-height:1.8}
  body[data-version=b] .deck-panel .rule-item strong{font-size:19px;line-height:1.5}
  body[data-version=b] .deck-panel .weekly-sequence>span{padding:0;border-right:0;font-size:18px}
  body[data-version=b] .deck-panel .weekly-sequence em{font-size:15px;line-height:1.8;margin-top:8px}
  body[data-version=b] .deck-panel .roadmap-grid{gap:32px!important}
  body[data-version=b] .deck-panel .roadmap-phase{padding-top:20px;height:auto}
  body[data-version=b] .deck-panel .roadmap-phase h3{font-size:27px;line-height:1.4;margin:14px 0}
  body[data-version=b] .deck-panel .phase-actions{margin-top:18px}
  body[data-version=b] .deck-panel .phase-actions li{font-size:16px;line-height:1.8;margin:8px 0;padding-left:16px}
  body[data-version=b] .deck-panel .phase-actions li::before{top:12px}
  body[data-version=b] .deck-panel :is(.phase-volume,.phase-gate){font-size:15px;line-height:1.8;margin-top:18px}
  body[data-version=b] .deck-panel .phase-gate{padding-top:16px}
  body[data-version=b] .deck-panel .phase-gate strong{font-size:16px;line-height:1.7;margin-bottom:8px}
  body[data-version=b] .deck-panel .deliverable-item{grid-template-columns:42px minmax(0,1fr);gap:16px;padding:22px 0}
  body[data-version=b] .deck-panel .deliverable-item h3{font-size:20px;line-height:1.5;margin-bottom:10px}
  body[data-version=b] .deck-panel .deliverable-time{font-size:13px;line-height:1.7}
  body[data-version=b] .deck-panel[data-deck-type] .deck-body .closing-layout{gap:32px}
  body[data-version=b] .deck-panel .closing-statement{padding-top:24px;gap:24px}
  body[data-version=b] .deck-panel .closing-statement p{font-size:30px;line-height:1.5;letter-spacing:-1px}
  body[data-version=b] .deck-panel .closing-statement>span:last-child{font-size:14px;line-height:1.8}

  /* The cover becomes an editorial lead followed by its legible flywheel. */
  body[data-version=b] .edition-header{position:static;inset:auto;height:auto;min-height:58px;align-items:flex-start;flex-wrap:wrap;gap:12px;padding-bottom:18px}
  body[data-version=b] .edition-brand{height:auto;gap:10px;min-width:0}
  body[data-version=b] .edition-brand strong{font-size:25px;line-height:1.5}
  body[data-version=b] .edition-brand>span:last-child{font-size:12px;line-height:1.5;letter-spacing:0}
  body[data-version=b] .brand-rule{height:20px}
  body[data-version=b] .edition-navigation{height:auto}
  body[data-version=b] .cover-reading-hint{font-size:12px;line-height:1.6}
  body[data-version=b] .edition-hero{position:static;inset:auto;height:auto;margin-top:36px}
  body[data-version=b] .hero-copy{position:static;inset:auto;width:100%;animation:none}
  body[data-version=b] .edition-eyebrow{height:auto;flex-wrap:wrap;gap:8px;font-size:12px;line-height:1.8}
  body[data-version=b] .eyebrow-english{flex-basis:100%;margin-left:36px;font-size:10px;line-height:1.8;letter-spacing:1px}
  body[data-version=b] .hero-copy h1{font-size:clamp(36px,7.7vw,62px);line-height:1.3;letter-spacing:-1.7px;margin:26px 0 0;text-wrap:pretty;overflow-wrap:anywhere}
  body[data-version=b] .hero-description{font-size:16px;line-height:1.9;margin-top:24px}
  body[data-version=b] .hero-actions{margin-top:28px;gap:14px;flex-wrap:wrap}
  body[data-version=b] .proposal-button{width:100%;max-width:280px;height:auto;min-height:52px;padding:14px 18px;font-size:15px!important}
  body[data-version=b] .chapter-link{font-size:13px!important;line-height:1.8;padding:0}
  body[data-version=b] .strategy-statement{margin-top:30px;gap:14px}
  body[data-version=b] .statement-mark{font-size:24px}
  body[data-version=b] .statement-label{font-size:12px;line-height:1.8}
  body[data-version=b] .statement-text{font-size:17px;line-height:1.8;margin-top:8px;overflow-wrap:anywhere}
  body[data-version=b] .growth-loop{position:static;inset:auto;width:100%;max-width:430px;margin:40px auto 0;animation:none}
  body[data-version=b] .loop-heading{font-size:14px;line-height:1.8;gap:10px;align-items:center}
  body[data-version=b] .loop-heading>span:last-child{font-size:10px;letter-spacing:.5px}
  body[data-version=b] .loop-diagram{width:100%;height:auto;margin-top:16px;overflow:visible}
  body[data-version=b] .loop-subtitle{font-size:20px;transform:translateY(3px)}
  body[data-version=b] .loop-order{font-size:27px}
  body[data-version=b] .center-eyebrow{font-size:27px}
  body[data-version=b] .center-subtitle{font-size:27px}
  body[data-version=b] .loop-note{font-size:13px;line-height:1.8;gap:10px;margin-top:12px}
  body[data-version=b] .strategy-loop-description{display:grid;gap:10px;margin:24px 0 18px;padding-top:18px;border-top:2px solid #b93123;font-size:14px;line-height:1.9;color:#666b6b}
  body[data-version=b] .strategy-loop-description strong{font-size:18px;line-height:1.6;color:#161616}
  body[data-version=b] .edition-footer{position:static;inset:auto;height:auto;margin-top:36px;padding-top:18px;align-items:flex-start;gap:14px;flex-direction:column}
  body[data-version=b] .direction-name{font-size:13px;line-height:1.8}
  body[data-version=b] .direction-english{font-size:10px;line-height:1.6;letter-spacing:1px}

  /* All paths stay outside the text plane; cards have intrinsic height. */
  body[data-version=b] .strategy-desktop-diagram{display:none}
  body[data-version=b] .strategy-mobile-graph{display:block;width:100%;max-width:640px;margin-inline:auto;min-width:0}
  body[data-version=b] .strategy-mobile-graph p.strategy-graph-caption{font-size:12px;line-height:1.8;color:#666b6b;margin:0 0 22px}
  .strategy-graph-canvas{position:relative;width:100%}
  .strategy-nodes{display:grid;gap:18px;margin:0;padding:0 0 0 44px;list-style:none}
  .strategy-node{position:relative;min-width:0;padding:18px 16px;border:1px solid #d5d8d8;background:#fff}
  .strategy-node.is-source{border-top:3px solid #161616}
  .strategy-node-code{display:block;font:12px/1.5 Arial,sans-serif;letter-spacing:1px;color:#b93123;margin-bottom:10px}
  .strategy-node-group{display:block;font-size:12px;line-height:1.8;color:#666b6b;margin-bottom:12px;overflow-wrap:anywhere}
  body[data-version=b] .strategy-mobile-graph .strategy-node h3{font-size:18px;line-height:1.6;letter-spacing:0;margin:0;white-space:pre-line;overflow-wrap:anywhere}
  body[data-version=b] .strategy-mobile-graph .strategy-node p{font-size:15px;line-height:1.8;margin:12px 0 0;color:#666b6b;white-space:pre-line;overflow-wrap:anywhere}
  .strategy-graph-lines{position:absolute;left:0;top:0;width:44px;pointer-events:none;overflow:visible}
  .strategy-graph-lines marker path,.strategy-message-line marker path{fill:#b93123}
  .strategy-edge-base{fill:none;stroke:#d4b6b1;stroke-width:1.2;stroke-linejoin:round}
  .is-feedback>.strategy-edge-base,.is-dotted>.strategy-edge-base{stroke-dasharray:3 4}
  .strategy-edge-flow{fill:none;stroke:#b93123;stroke-width:2;stroke-linejoin:round;stroke-linecap:round;stroke-dasharray:8 92;animation:strategy-mobile-flow 4.5s linear infinite;animation-play-state:paused}
  .strategy-mobile-graph.is-in-view .strategy-edge-flow{animation-play-state:running}
  body[data-presentation-active=false] .strategy-edge-flow,body[data-document-hidden] .strategy-edge-flow{animation-play-state:paused!important}
  body[data-version=b] .strategy-mobile-graph .strategy-relationships{margin-top:32px;padding-top:24px;border-top:2px solid #b93123}
  body[data-version=b] .strategy-mobile-graph .strategy-relationships>h3{font-size:19px;line-height:1.6;margin-bottom:8px}
  .strategy-relationships>ol{list-style:none;margin:0;padding:0}
  .strategy-relation{padding:20px 0;border-bottom:1px solid #d5d8d8;min-width:0}
  .strategy-relation-code{font:12px/1.8 Arial,sans-serif;letter-spacing:.5px;color:#b93123}
  body[data-version=b] .strategy-mobile-graph p.strategy-relation-names{font-size:14px;line-height:1.8;white-space:pre-line;margin:10px 0 0;color:#666b6b;overflow-wrap:anywhere}
  body[data-version=b] .strategy-mobile-graph p.strategy-relation-label{font-size:16px;line-height:1.8;margin:10px 0 0;white-space:pre-line;overflow-wrap:anywhere;color:#161616}
  .strategy-participants{grid-template-columns:repeat(2,minmax(0,1fr));padding-left:0;gap:12px}
  .strategy-participants .strategy-node{padding:16px 12px}
  .strategy-message-line{display:block;width:100%;max-width:240px;height:16px;margin-top:16px;overflow:visible}
  @keyframes strategy-mobile-flow{from{stroke-dashoffset:100}to{stroke-dashoffset:0}}
}

@media(min-width:600px) and (max-width:900px){
  body[data-version=b] .deck-panel[data-deck-type] .deck-body :is(.brand-audiences,.overview-brand-principles,.overview-ai-roles,.ecosystem-grid,.matrix-grid,.evidence-grid,.operations-grid,.channel-grid,.deliverables-grid){grid-template-columns:repeat(2,minmax(0,1fr));column-gap:28px}
  body[data-version=b] .deck-panel .deck-chapter-label{margin-left:auto;flex:0 0 auto}
  body[data-version=b] .deck-panel .deck-reading-hint{margin-left:12px}
}
@media(prefers-reduced-motion:reduce){.strategy-edge-flow{animation:none}}