:root{--ink:#19313b;--green:#365e50;--paper:#f7f4ee;--line:#c4ccc2;--gold:#8b713c;--rose:#8a503c}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:20px}body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.6 system-ui}header,main,footer{max-width:1200px;margin:auto;padding:22px 30px}header{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);gap:20px}header img{display:block;width:200px;height:auto}nav{display:flex;flex-wrap:wrap;align-items:center;gap:16px}a{color:var(--green);text-underline-offset:4px}button,select{font:inherit;color:inherit}a,button{touch-action:manipulation}button,a.play-link,.entry-actions a{min-height:44px;border:1px solid var(--line);padding:11px 17px;border-radius:6px;background:#fffdf8;cursor:pointer;text-decoration:none}button:hover,a.play-link:hover{border-color:var(--green)}:focus-visible{outline:3px solid var(--gold);outline-offset:4px}h1,h2,h3{font-family:Georgia,serif;line-height:1.17;font-weight:400;overflow-wrap:anywhere;hyphens:auto}h1{font-size:clamp(34px,4.6vw,62px);max-width:900px;margin:12px 0 20px}h2{font-size:34px;margin:6px 0 18px}h3{font-size:25px}.eyebrow{font-size:11px;letter-spacing:1.7px;color:var(--rose)}.lead{font-size:19px;max-width:850px}.scope{font-size:13px;color:#465b57;border-left:3px solid var(--rose);padding:12px 18px;max-width:1000px}.entry-actions{margin:22px 0}.entry-actions button,.entry-actions a:first-child{background:var(--ink);color:white}.case-controls{display:grid;grid-template-columns:1fr 1fr;gap:20px;border-block:1px solid var(--line);padding:22px 0;margin:30px 0}label{display:grid;gap:6px;font-size:13px}select{width:100%;min-width:0;min-height:46px;padding:8px;background:#fffdf8;border:1px solid var(--line);border-radius:5px}.scene{background:#e7eadd;border:1px solid var(--line);padding:25px}.scene .eyebrow{margin-top:0}.question{font:30px/1.3 Georgia;margin:12px 0}.scene-foot{font-size:14px;max-width:800px}.journey-nav{display:flex;gap:5px;flex-wrap:wrap;margin:20px 0}.journey-nav button{flex:1;min-width:100px;font-size:12px;line-height:1.4}.journey-nav button[aria-pressed=true]{background:var(--green);color:#fff}.choice-grid,.effect-grid,.deming-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.choice-grid button{text-align:left;padding:20px;min-height:90px}.choice-grid button[aria-pressed=true]{background:#e2e7d6;border-color:var(--green)}.choice-grid button span{display:block;font:24px Georgia;color:var(--gold);margin-bottom:10px}.effect-grid article{border-left:3px solid var(--rose);background:#eeeee5;padding:18px}.effect-grid h3{font:17px system-ui;font-weight:600}.status-strip{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:28px 0}.status-strip article{border:1px solid var(--line);padding:18px;display:flex;justify-content:space-between;gap:12px}.status-strip b{font-size:13px}.section{padding:28px 0;border-top:1px solid var(--line);margin-top:24px}.group-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.group-card{padding:17px;border:1px solid var(--line);background:#fffdf8;min-width:0}.group-card[data-focus=true]{border-top:4px solid var(--green)}.group-card svg{height:78px;width:70px;display:block}.group-card h3{font-size:22px;margin:7px 0}.group-card p{font-size:13px;margin:5px 0}.group-card small{color:var(--green);font-size:11px}.heat-scroll{overflow-x:auto;border:1px solid var(--line)}table{width:100%;border-collapse:collapse;font-size:12px;table-layout:fixed}th,td{padding:12px 6px;border:1px solid var(--line);text-align:center;overflow-wrap:anywhere}thead th{font-weight:500}th:first-child{width:22%;text-align:left}td.linked{background:#d9e2cb}td.focus{background:#365e50;color:white;font-weight:700}.legend{font-size:12px;color:#465b57}.deming-grid{grid-template-columns:repeat(4,1fr)}.deming-grid article{border-top:3px solid var(--gold);padding:18px;background:#eeeee5}.deming-grid p{font-size:14px}.deming-grid b{color:var(--rose)}#case-report{background:#e7eadd;border:1px solid var(--line);padding:25px}.report-summary{max-width:900px}.status-message{min-height:24px;font-size:13px}.download-ready{display:inline-block;padding:12px}.skip{position:absolute;left:-10000px}.skip:focus{left:15px;top:15px;background:white;z-index:5}footer{border-top:1px solid var(--line);display:flex;flex-wrap:wrap;justify-content:space-between;gap:24px}footer small{width:100%;font-size:12px}noscript{border:2px solid var(--rose);padding:20px}@media(max-width:700px){header,main,footer{padding:18px}header{align-items:flex-start;flex-wrap:wrap}header img{width:200px;height:auto}header nav{gap:10px;justify-content:flex-end;font-size:12px}header .play-link{max-width:155px;padding:8px;line-height:1.4}.lead{font-size:16px}.case-controls{grid-template-columns:1fr}.scene{padding:18px}.question{font-size:26px}.choice-grid,.effect-grid,.status-strip{grid-template-columns:1fr}.choice-grid button{min-height:76px}.group-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.group-card{padding:13px}.group-card h3{font-size:20px}.deming-grid{grid-template-columns:1fr 1fr}.entry-actions{display:grid}.entry-actions>*{width:100%;text-align:center}h2{font-size:29px}th,td{padding:8px 3px;font-size:10px}th:first-child{width:28%}.scope{padding:10px 12px}footer{display:grid}.status-strip article{font-size:14px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

.download-ready[hidden]{display:none}
.deming-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.deming-grid article{min-width:0;overflow-wrap:anywhere;hyphens:auto}@media(max-width:700px){.deming-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
/* Proportions, progressive disclosure and readable maps. */
header,main,footer{padding:12px 24px}header{gap:12px}header nav a,footer nav a,footer>a{display:inline-flex;align-items:center;min-height:44px;min-width:44px}h1{font-size:36px;margin:10px 0}h2{font-size:27px;margin:4px 0 14px}h3{font-size:21px}.lead{font-size:16px;line-height:1.5;margin:8px 0;max-width:800px}.eyebrow{font-size:12px;letter-spacing:1.2px}.entry-actions{margin:14px 0;gap:8px}.entry-actions button{background:var(--ink);color:white}.entry-actions a:first-child,.entry-actions .play-link{background:transparent;color:var(--green)}.entry-actions .report-link{border:0;background:transparent;color:var(--green);padding-inline:8px}.source-context{font-size:13px;margin:6px 0}.source-context summary, .expansion-context summary{min-height:44px;align-content:center;cursor:pointer}.scope{padding:10px 14px;margin:8px 0;font-size:13px}.case-controls{gap:16px;padding:12px 0;margin:10px 0 16px}.scene{padding:16px 20px}.question{font-size:25px;margin:8px 0;max-width:900px}.scene-foot{margin:7px 0;line-height:1.5}.journey-nav{margin:12px 0;gap:4px}.journey-nav button{min-height:44px;padding:8px;font-size:12px}.section{padding:20px 0;margin-top:18px}.choice-grid,.effect-grid{gap:10px}.choice-grid button{padding:13px 15px;min-height:70px;line-height:1.5}.choice-grid button span{display:inline-block;font-size:18px;margin:0 10px 0 0}.effect-grid article{padding:12px 15px}.effect-grid article p{font-size:14px}.status-strip{margin:18px 0;gap:10px}.status-strip article{padding:12px}.group-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.group-card{display:grid;grid-template-columns:44px minmax(0,1fr);column-gap:10px;padding:12px;border-top:4px solid transparent}.group-card svg{width:40px;height:48px;grid-column:1;grid-row:1 / 4}.group-card h3,.group-card p,.group-card small{grid-column:2}.group-card h3{font-size:20px;margin:0 0 4px}.group-card p{font-size:14px;line-height:1.5;margin:0}.group-card small{font-size:12px;margin-top:5px}.heat-scroll{overscroll-behavior-inline:contain}.heat-scroll table{min-width:690px;font-size:12px}.heat-scroll th,.heat-scroll td{font-size:12px;padding:12px 8px}.heat-scroll th:first-child{width:180px;position:sticky;left:0;z-index:1;background:var(--paper)}.heat-scroll caption{padding:8px}.deming-grid{gap:10px}.deming-grid article{padding:13px}.deming-grid h3{font-size:22px;margin:8px 0}.expansion-context summary{font:24px/1.3 Georgia;min-height:52px}#case-report{padding:18px 20px}.report-summary{font-size:14px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap;border:0}footer{gap:12px}.language-whisper{gap:4px}
@media(max-width:700px){header,main,footer{padding:10px 16px}header{flex-wrap:nowrap;align-items:center}header nav{font-size:12px;gap:0}header nav a{padding:4px 0;line-height:1.4}h1{font-size:28px}.lead{font-size:15px}.entry-actions{grid-template-columns:1fr;gap:6px}.entry-actions>*{padding:9px 12px}.entry-actions .report-link{width:auto;justify-self:start;min-height:44px}.case-controls{grid-template-columns:1fr 1fr;gap:10px;padding:10px 0;margin:6px 0 14px}label{font-size:12px}select{font-size:14px}.scene{padding:13px}.question{font-size:23px}.scene-foot{font-size:13px}.journey-nav{display:none}.section{padding:16px 0;margin-top:14px}h2{font-size:25px}.choice-grid{gap:8px}.choice-grid button{min-height:62px;font-size:15px}.status-strip{grid-template-columns:1fr 1fr}.status-strip article{display:grid;gap:3px;font-size:13px;padding:10px}.group-grid{grid-template-columns:1fr}.group-card{padding:11px;grid-template-columns:40px minmax(0,1fr)}.group-card h3{font-size:20px}.heat-scroll table{min-width:690px}.deming-grid h3{font-size:21px}#case-report{padding:15px}.report-summary p{margin:9px 0}.expansion-context summary{font-size:23px}}