/* Source-backed editorial diagrams. Text stays in HTML for reading and zoom. */
.brief-chapter:focus{outline:none}
.diagram-icon svg,.timeline-icon svg,.scene-icon svg,.company-illustration svg{display:block;width:100%;height:auto}
.concept-figure{margin:23px 0 26px;padding:25px;background:#f3f6f6;border:1px solid #dce4e5;border-radius:10px;min-width:0}
.concept-figure figcaption{border-top:1px solid #d9e2e4;margin-top:20px;padding-top:13px;color:#647781;font-size:11px;line-height:1.9}
.concept-figure figcaption .source-line{margin:0;font-size:11px}
.deployment-flow,.outcome-flow,.consumer-loop{display:grid;grid-template-columns:minmax(0,1fr) 24px minmax(0,1fr) 24px minmax(0,1fr);gap:8px;align-items:center}
.diagram-node{text-align:center;min-width:0;padding:18px 10px;display:flex;flex-direction:column;align-items:center}
.diagram-node>.diagram-icon{width:60px;height:60px;color:#466d7a;margin-bottom:15px}
.diagram-node>strong{font-size:17px;line-height:1.5;display:block;margin-bottom:5px;color:#243d49}
.diagram-node>span:last-child{font-size:12px;line-height:1.8;color:#637780}
.diagram-node-focus{background:#e9dfc8;border:1px solid #d7c299;border-radius:9px}
.diagram-node-focus>.diagram-icon{color:#82642f}
.diagram-arrow{display:block;color:#8aa0a8;min-width:0}
.diagram-arrow svg{display:block;width:100%;height:auto}
.feedback-line{border:1px dashed #9db1b4;border-top:0;border-radius:0 0 15px 15px;margin:9px 32px 0;display:flex;align-items:center;justify-content:center;gap:9px;color:#55716f;min-height:42px;font-size:12px;padding:8px;text-align:center}
.feedback-line>span:first-child{font-size:24px;line-height:1}
.reading-hero.hero{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:30px;align-items:center}
.reading-hero>div{position:relative;z-index:1}
.reading-hero .hero-definition{font-size:16px;line-height:1.9}
.hero-diagram{margin:0;background:#222e36;border-color:#4c5b62;padding:22px 16px;position:relative;z-index:1}
.hero-diagram .diagram-node{padding:17px 5px}
.hero-diagram .diagram-node>.diagram-icon{width:57px;height:57px;color:#bed0d5}
.hero-diagram .diagram-node>strong{font-size:16px;color:#f0f3f4}
.hero-diagram .diagram-node>span:last-child{color:#b9c7cd;font-size:11px}
.hero-diagram .diagram-node-focus{background:#dbc18e;border-color:#dbc18e}
.hero-diagram .diagram-node-focus>strong,.hero-diagram .diagram-node-focus>span:last-child,.hero-diagram .diagram-node-focus>.diagram-icon{color:#2b3433}
.hero-diagram .feedback-line{border-color:#6a8187;color:#c2d2d5;margin-left:12px;margin-right:12px}
.hero-diagram figcaption{border-color:#455860;font-size:10px;color:#aebfc6;margin-top:18px;padding-top:12px}
.hero-diagram figcaption a{color:#d9c59e}
.reading-map{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;background:transparent;border:0;overflow:visible;max-width:none}
.reading-map>a{grid-template-columns:48px minmax(0,1fr) 18px;gap:15px;border:1px solid var(--line)!important;border-radius:8px;background:white;padding:22px;align-items:center}
.reading-map>a:last-child{grid-column:1/-1}
.reading-map .reading-map-icon{display:flex;align-items:center;justify-content:center;width:48px;height:55px;color:#607d84}
.reading-map-icon svg{width:45px;height:45px}
.reading-map .map-number{font-size:10px;letter-spacing:.08em;color:#8e713c;display:block;margin-bottom:4px}
.reading-map h3{font-size:17px;margin-bottom:3px}
.reading-map p{font-size:12px}
.visual-timeline{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));padding:0;margin:0;list-style:none;gap:0}
.visual-timeline>li{display:flex;flex-direction:column;align-items:center;text-align:center;position:relative;min-width:0;padding:6px 8px;margin:0}
.visual-timeline>li:after{content:"";position:absolute;top:79px;left:calc(50% + 34px);right:calc(-50% + 34px);height:1px;background:#a9b9be}
.visual-timeline>li:last-child:after{display:none}
.timeline-date{color:#866736;font-size:13px;letter-spacing:.04em;font-variant-numeric:tabular-nums;font-weight:700;margin-bottom:14px}
.timeline-icon{width:62px;height:62px;color:#426776;background:#e9eeef;border-radius:50%;padding:9px;margin-bottom:15px}
.visual-timeline strong{font-size:14px;line-height:1.7;margin-bottom:5px}
.visual-timeline li>span:last-child{font-size:11px;line-height:1.8;color:#667b84}
.airbus-scene{display:flex;gap:24px;align-items:center}
.airbus-plane{flex:0 0 105px;align-self:stretch;display:flex;flex-direction:column;align-items:center;justify-content:center;border-right:1px solid #cbd8dd;padding-right:18px;color:#426678}
.airbus-plane>svg{width:85px;height:85px}
.airbus-plane>span{font-size:23px;line-height:1.5;margin-top:6px;letter-spacing:.06em;font-weight:600}
.airbus-plane>small{font-size:11px;color:#657c88}
.airbus-path{display:grid;grid-template-columns:minmax(0,1fr) 20px minmax(0,1fr) 20px minmax(0,1fr);gap:8px;align-items:center;flex:1;min-width:0}
.airbus-path>div{min-width:0;align-self:stretch;display:flex;flex-direction:column;align-items:center;text-align:center}
.step-index{font-size:11px;color:#8b703e;letter-spacing:.08em;margin-bottom:9px}
.airbus-path strong{font-size:14px;line-height:1.7;margin-bottom:12px}
.airbus-path p{font-size:11px!important;line-height:1.8!important;margin:10px 0 0!important;color:#647780}
.data-tags{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:6px;margin-top:8px}
.data-tags span{border:1px solid #bacbd1;border-radius:4px;background:white;font-size:12px;line-height:1.5;padding:7px 10px;color:#526c79}
.scene-icon{display:block;width:60px;height:60px;color:#577a84}
.role-pair{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:15px}
.role-tile{display:flex;align-items:center;gap:13px;min-width:0;background:white;border:1px solid #d6e0e4;border-top:3px solid #617e8b;padding:20px 17px;border-radius:6px}
.role-tile:nth-child(2){border-top-color:#a58a54}
.role-tile>.diagram-icon{width:53px;flex:0 0 53px;color:#547481}
.role-tile:nth-child(2)>.diagram-icon{color:#8a713f}
.role-tile>div{min-width:0}
.role-label{font-size:11px;letter-spacing:.02em;display:block;color:#687f89;margin-bottom:6px}
.role-tile strong{font-size:15px;line-height:1.7;display:block;color:#2c4857}
.role-tile p{font-size:11px!important;color:#6a7d87;line-height:1.8!important;margin:7px 0 0!important}
.shared-mission{margin:16px 35px 0;display:flex;flex-direction:column;align-items:center;gap:5px;padding:14px 12px;border:1px dashed #b1bfc1;border-radius:6px;background:#e9efec;text-align:center}
.shared-mission>span{font-size:10px;color:#667b70}
.shared-mission>strong{font-size:15px;color:#3c5a4a}
.shared-mission>small{font-size:11px;color:#647a6f}
.role-feedback{display:flex;justify-content:center;gap:35px;font-size:11px;color:#6a7d85;padding:10px}
.core-product{display:flex;align-items:center;justify-content:center;gap:17px;padding:17px 20px;background:#253e4d;border-radius:6px;color:white}
.core-product>svg{width:44px;height:44px;flex:0 0 44px;color:#d2dedf}
.core-product .role-label{color:#bbced3;margin:0 0 4px}
.core-product strong{font-size:14px;line-height:1.8;display:block;color:#f0f6f6}
.capability-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}
.capability-grid>div{display:flex;flex-direction:column;align-items:center;position:relative;padding:25px 12px 20px;background:white;border:1px solid #dce4e5;border-radius:7px;min-width:0;text-align:center}
.capability-number{font-size:10px;position:absolute;top:9px;left:11px;color:#998559}
.capability-grid svg{width:53px;height:53px;color:#587580;margin:5px 0 13px}
.capability-grid strong{font-size:16px;line-height:1.7}
.capability-grid p{font-size:11px!important;color:#687b83;line-height:1.8!important;margin:7px 0 0!important}
.capability-anchor{font-size:12px;text-align:center;color:#556f6c;padding:15px 10px 0}
.outcome-flow .diagram-node>strong{font-size:16px}
.outcome-flow .diagram-node{padding:8px}
.outcome-flow .diagram-node>.diagram-icon{width:45px;height:45px;margin-bottom:12px}
.visual-company-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin:18px 0 25px}
.visual-company-card{min-width:0;border:1px solid #d8e1e5;border-radius:8px;background:#fbfcfc;padding:23px}
.company-card-top{display:flex;justify-content:space-between;gap:15px;align-items:center;margin-bottom:14px}
.company-illustration{display:block;width:54px;height:54px;color:#507584;flex-shrink:0}
.case-context{font-size:11px;color:#7c8c93;text-align:right;line-height:1.8}
.executive-article .visual-company-card h2{font-size:19px;margin:0 0 9px}
.case-visual-insight{font-size:14px!important;line-height:1.85!important;font-weight:600;color:#365563;margin-bottom:18px!important}
.mini-case-path{display:flex;align-items:center;justify-content:space-between;gap:5px;border:1px solid #dce5e7;border-radius:5px;padding:10px 8px;background:#eef3f4;margin:0 0 15px}
.mini-case-path>span{font-size:11px;text-align:center;color:#53707e;min-width:0}
.mini-case-path>b{font-weight:400;color:#899fa8;font-size:14px}
.executive-article .visual-company-card .source-line{font-size:10px;margin:10px 0 12px;line-height:1.9}
.case-explanation{border-top:1px solid #dce4e7;margin-top:16px}
.case-explanation>summary{font-size:12px;cursor:pointer;padding:12px 0 0;color:#40667b}
.case-explanation p{font-size:13px!important;line-height:1.9!important;margin:14px 0 0!important}
.case-explanation .source-line{font-size:10px!important;margin-top:14px!important}
.consumer-team{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:13px}
.consumer-team>.diagram-node{background:white;border:1px solid #d9e3e6;border-radius:7px;padding:20px 9px}
.consumer-team .diagram-node>strong{font-size:15px}
.consumer-team .diagram-node>.diagram-icon{width:52px;height:52px;margin-bottom:13px}
.consumer-team .diagram-node>span:last-child{font-size:11px}
.consumer-task{position:relative;display:flex;align-items:center;justify-content:center;gap:17px;margin-top:26px;padding:21px;background:#e5ede8;border:1px solid #cbd9d0;border-radius:7px}
.task-line{position:absolute;top:-27px;left:16.67%;right:16.67%;height:19px;border:1px solid #adbfbc;border-top:0;border-radius:0 0 5px 5px}
.task-line:after{content:"";position:absolute;left:50%;bottom:-9px;height:9px;border-left:1px solid #adbfbc}
.consumer-task>svg{width:51px;height:51px;color:#57766a;flex:0 0 51px}
.consumer-task>div{min-width:0}
.consumer-task>div>span{font-size:11px;display:block;color:#657e6e;margin-bottom:4px}
.consumer-task strong{display:block;font-size:15px;line-height:1.8;color:#355c43}
.consumer-task small{display:block;font-size:11px;line-height:1.9;color:#62796a;margin-top:4px}
.consumer-loop .diagram-node{padding:8px 4px}
.consumer-loop .diagram-node>strong{font-size:15px}
.consumer-loop .diagram-node>.diagram-icon{width:49px;height:49px}
.decision-visual-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:13px;margin:22px 0}
.decision-visual-grid>div{position:relative;border:1px solid #dce4e5;border-radius:7px;padding:21px 18px;background:#f5f8f8;min-width:0}
.decision-visual-number{position:absolute;right:16px;top:14px;font-size:11px;letter-spacing:.05em;color:#9b875c}
.decision-visual-grid svg{width:41px;height:41px;color:#557883;margin-bottom:12px}
.executive-article .decision-visual-grid h3{font-size:15px;line-height:1.8;margin:0 0 8px}
.decision-visual-grid p{font-size:12px!important;line-height:1.85!important;color:#687b84;margin:0 0 12px!important}
.decision-visual-source{font-size:10px;line-height:1.9}
.executive-quotes{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
.executive-quotes blockquote{padding:18px!important;margin:12px 0!important;font-size:14px!important}
@media(min-width:1500px){.reading-hero.hero{gap:45px}.hero-diagram{padding:29px 20px}.hero-diagram .diagram-node>.diagram-icon{width:68px;height:68px}.hero-diagram .diagram-node>strong{font-size:18px}}
@media(max-width:1150px){.reading-hero.hero{grid-template-columns:1fr;gap:25px}.hero-diagram{max-width:700px;width:100%;padding:22px 25px}.hero-diagram .diagram-node{padding:14px 10px}.hero-diagram .diagram-node>strong{font-size:17px}.reading-hero .hero-definition{max-width:700px}.capability-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.airbus-scene{display:block}.airbus-plane{flex-direction:row;align-items:center;gap:13px;border-right:0;border-bottom:1px solid #cbd8dd;padding:0 0 15px;margin-bottom:19px;justify-content:flex-start}.airbus-plane>svg{width:49px;height:49px}.airbus-plane>span{font-size:21px;margin:0}.airbus-plane>small{font-size:12px}.role-tile{display:block}.role-tile>.diagram-icon{display:block;width:44px;height:44px;margin-bottom:13px}.decision-visual-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:700px){.reading-map{grid-template-columns:1fr}.reading-map>a:last-child{grid-column:auto}.concept-figure{padding:20px 16px;margin:22px 0}.visual-company-grid{grid-template-columns:1fr;gap:16px}.visual-timeline{grid-template-columns:repeat(2,minmax(0,1fr));gap:23px 6px}.visual-timeline>li:after{display:none}.visual-timeline strong{font-size:13px}.timeline-date{font-size:12px;margin-bottom:11px}.timeline-icon{width:55px;height:55px;margin-bottom:11px}.role-pair{grid-template-columns:1fr;gap:12px}.role-tile{display:flex;gap:15px;padding:18px}.role-tile>.diagram-icon{width:48px;height:48px;flex:0 0 48px;margin:0}.role-tile strong{font-size:14px}.shared-mission{margin-left:12px;margin-right:12px}.core-product{padding:17px 14px;gap:13px}.core-product strong{font-size:13px}.core-product>svg{width:38px;height:38px;flex-basis:38px}.executive-quotes{grid-template-columns:1fr;gap:0}.executive-quotes blockquote{font-size:14px!important;margin:8px 0!important}}
@media(max-width:480px){.reading-hero.hero{gap:22px}.hero-diagram{padding:17px 11px}.hero-diagram .deployment-flow{gap:4px;grid-template-columns:minmax(0,1fr) 13px minmax(0,1fr) 13px minmax(0,1fr)}.hero-diagram .diagram-node{padding:13px 3px}.hero-diagram .diagram-node>.diagram-icon{width:44px;height:44px;margin-bottom:11px}.hero-diagram .diagram-node>strong{font-size:14px}.hero-diagram .diagram-node>span:last-child{font-size:10px}.hero-diagram .feedback-line{font-size:10px;margin:12px 5px 0;padding:7px 4px}.hero-diagram figcaption{font-size:9px;line-height:2}.concept-figure:not(.hero-diagram) .deployment-flow,.outcome-flow,.consumer-loop{grid-template-columns:1fr;gap:5px}.concept-figure:not(.hero-diagram) .deployment-flow .diagram-node,.outcome-flow .diagram-node,.consumer-loop .diagram-node{display:grid;grid-template-columns:45px minmax(0,1fr);gap:2px 13px;text-align:left;align-items:center;padding:13px 15px;width:100%}.concept-figure:not(.hero-diagram) .deployment-flow .diagram-icon,.outcome-flow .diagram-icon,.consumer-loop .diagram-icon{grid-row:1/3;width:43px;height:43px;margin:0}.concept-figure:not(.hero-diagram) .deployment-flow .diagram-node>strong,.outcome-flow .diagram-node>strong,.consumer-loop .diagram-node>strong{font-size:15px;margin:0}.concept-figure:not(.hero-diagram) .deployment-flow .diagram-node>span:last-child,.outcome-flow .diagram-node>span:last-child,.consumer-loop .diagram-node>span:last-child{font-size:11px}.concept-figure:not(.hero-diagram) .deployment-flow>.diagram-arrow,.outcome-flow>.diagram-arrow,.consumer-loop>.diagram-arrow{width:22px;height:22px;justify-self:center;transform:rotate(90deg)}.feedback-line{margin:12px 12px 0;font-size:11px}.consumer-team{grid-template-columns:1fr;gap:10px}.consumer-team>.diagram-node{display:grid;grid-template-columns:44px minmax(0,1fr);text-align:left;gap:1px 13px;padding:14px}.consumer-team .diagram-node>.diagram-icon{grid-row:1/3;width:43px;height:43px;margin:0}.consumer-team .diagram-node>strong{font-size:14px;margin:0}.consumer-task{padding:18px 14px;gap:13px;margin-top:22px}.task-line{display:none}.consumer-task>svg{width:38px;height:38px;flex-basis:38px}.consumer-task strong{font-size:14px}.consumer-task small{font-size:10px}.airbus-path{grid-template-columns:1fr;gap:12px}.airbus-path>div{border:1px solid #d7e1e4;background:#fafcfc;border-radius:6px;padding:15px}.airbus-path>.diagram-arrow{width:23px;height:22px;justify-self:center;transform:rotate(90deg)}.data-tags{margin-top:0;grid-template-columns:repeat(4,minmax(0,1fr))}.data-tags span{font-size:11px;padding:6px}.airbus-path strong{margin-bottom:8px}.scene-icon{width:45px;height:45px}.airbus-path p{margin-top:6px!important}.decision-visual-grid{grid-template-columns:1fr;gap:11px}.decision-visual-grid>div{display:grid;grid-template-columns:40px minmax(0,1fr);gap:0 13px;padding:19px 16px}.decision-visual-grid svg{grid-row:1/4;width:36px;height:36px;margin:4px 0 0}.executive-article .decision-visual-grid h3{padding-right:24px;margin:0 0 6px}.decision-visual-grid p{margin:0 0 8px!important}.decision-visual-source{grid-column:2}.decision-visual-number{right:12px;top:17px}.visual-company-card{padding:20px}.concept-figure figcaption{font-size:10px}.capability-grid{gap:9px}.capability-grid>div{padding:25px 10px 16px}.capability-grid strong{font-size:15px}.capability-grid svg{width:45px;height:45px}.capability-anchor{font-size:11px}.reading-map>a{padding:20px;gap:12px}.reading-map p{font-size:12px}}
.large-type .diagram-node>span:last-child,.large-type .airbus-path p,.large-type .capability-grid p,.large-type .decision-visual-grid p{font-size:14px!important}
@media print{.reading-hero.hero{display:block;background:white;color:#222}.hero-diagram{background:white;border-color:#ccc;margin-top:20px}.hero-diagram .diagram-node>strong,.hero-diagram .diagram-node>span:last-child,.hero-diagram .diagram-node>.diagram-icon,.hero-diagram figcaption,.hero-diagram figcaption a,.hero-diagram .feedback-line{color:#333}.concept-figure,.visual-company-card,.decision-visual-grid>div{break-inside:avoid;background:white}.visual-company-grid{grid-template-columns:1fr 1fr}.concept-figure figcaption{font-size:9pt}.core-product{background:#edf1f3;color:#222}.core-product strong{color:#222}.core-product .role-label{color:#555}.core-product>svg{color:#555}}