@font-face{font-family:DemoSans;src:local('Aptos'),local('Segoe UI');font-display:swap}
:root{--ink:#182f38;--muted:#50656b;--teal:#0b625c;--mint:#e7f2ed;--paper:#fff;--bg:#f4f2ed;--line:#c6d0cd;--gold:#7a4a05;--focus:#a84309}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:18px/1.5 DemoSans,'Segoe UI',Arial,sans-serif}button,input{font:inherit}button{cursor:pointer;min-height:44px;border-radius:8px;border:1px solid var(--line);padding:10px 18px;background:white;color:var(--ink);font-weight:650}button:hover{background:var(--mint)}button:disabled{cursor:default;opacity:.65}button.primary{background:var(--ink);color:white;border-color:var(--ink)}button.primary:hover{background:var(--teal)}button.quiet{background:transparent}button:focus-visible,a:focus-visible,input:focus-visible,summary:focus-visible,[tabindex]:focus-visible{outline:3px solid var(--focus);outline-offset:4px}button[hidden],[hidden]{display:none!important}
.shell{max-width:1260px;margin:auto;padding:24px 40px}.masthead{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);padding-bottom:20px;gap:18px}.brand{font-weight:800;font-size:19px;letter-spacing:.16em}.brand span{display:block;font-weight:500;font-size:10px;letter-spacing:.3em;color:var(--muted);margin-top:3px}.header-right{display:flex;align-items:center;gap:22px;font-size:13px;color:var(--muted)}.header-right button{font-size:15px}
.progress-line{display:flex;justify-content:space-between;align-items:center;margin:23px 0 24px;font-size:13px;color:var(--muted)}#steps{display:flex;gap:7px}#steps i{width:30px;height:4px;background:#ccd6d1;border-radius:9px}#steps i.done{background:var(--teal)}.eyebrow{text-transform:uppercase;letter-spacing:.17em;font-size:12px;font-weight:750;color:var(--teal);margin-bottom:8px}.title{font-size:clamp(28px,3vw,40px);font-weight:700;letter-spacing:-.035em;line-height:1.15;margin:0 0 12px}.intro{color:var(--muted);margin:0 0 24px;max-width:800px}.grid{display:grid;grid-template-columns:1fr 1.1fr;gap:28px;align-items:start}.hero{padding:20px 0 32px;grid-template-columns:.8fr 1.2fr;align-items:center;min-height:440px}.hero .title{font-size:clamp(34px,3.4vw,48px);max-width:450px}.card{background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:26px;box-shadow:0 7px 26px #20383005}.brief{position:relative;border-top:6px solid var(--teal);padding:34px}.brief .quote{font:500 clamp(27px,3vw,39px)/1.25 Georgia,serif;letter-spacing:-.02em;margin:20px 0 26px}.brief .rule{border-top:1px solid var(--line);padding-top:14px;font-size:13px;color:var(--muted)}.tag{display:inline-block;border:1px solid var(--line);border-radius:4px;padding:3px 9px;font-size:11px;text-transform:uppercase;letter-spacing:.09em}.accent{background:var(--mint);border-left:4px solid var(--teal);padding:16px 20px;border-radius:0 8px 8px 0;margin-top:16px;font-size:16px}.stat-row{display:flex;gap:20px;align-items:baseline;border-bottom:1px solid var(--line);padding-bottom:18px;margin-bottom:18px}.big-number{font-size:44px;letter-spacing:-.06em;line-height:1;font-weight:750}.stat-label{font-size:14px;color:var(--muted)}.matrix-wrap{position:relative;padding:10px 8px;margin:8px 0 16px}.matrix{display:grid;grid-template-columns:repeat(20,minmax(0,1fr));gap:7px;position:relative}.matrix.small{grid-template-columns:repeat(10,minmax(0,1fr));max-width:400px}.dot{aspect-ratio:1;border:1.5px solid #50656b;border-radius:50%;min-width:0;background:white}.dot.positive{background:var(--teal);border-color:var(--teal)}.dot.other{background:repeating-linear-gradient(45deg,#50656b 0px,#50656b 1px,white 1px,white 4px)}.scope-frame{position:absolute;inset:0;border:2px solid var(--ink);border-radius:8px;pointer-events:none}.scope-frame.respondents{height:40%;border-color:var(--teal)}.scope-frame.supported{height:40%;border:2px dashed var(--teal);inset:3px 1px auto;border-radius:6px}.legend{display:grid;gap:9px;font-size:14px}.legend-row{display:flex;gap:10px;align-items:flex-start}.key{width:13px;height:13px;flex:0 0 13px;margin-top:4px}.preview-summary{font-size:15px;min-height:66px;border-top:1px solid var(--line);padding-top:16px;margin-top:18px}.math{display:flex;gap:10px;margin:16px 0}.math span{flex:1;background:var(--mint);padding:12px;border-radius:8px;font-size:15px}.math strong{font-size:22px;display:block}.fact-list{padding:0 0 0 22px;font-size:17px}.question{font-size:18px;padding:16px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.study-note{font-size:14px;color:var(--muted)}
.choice-set{border:0;padding:0;margin:0;min-width:0}.choice-set>legend{font-weight:650;font-size:16px;margin-bottom:14px}.option{display:flex;position:relative;background:white;border:1px solid var(--line);border-radius:12px;padding:18px 20px;gap:14px;margin-bottom:12px;cursor:pointer}.option:hover{background:#f9fcfa}.option:has(input:checked){border:2px solid var(--teal);padding:17px 19px;background:var(--mint)}.option:focus-within{outline:3px solid var(--focus);outline-offset:3px}.option input{width:19px;height:19px;flex:0 0 19px;accent-color:var(--teal);margin:4px 0 0}.option .letter{font-size:12px;font-weight:800;letter-spacing:.05em;display:block;color:var(--teal);margin-bottom:5px}.option .headline{font-size:17px;line-height:1.4;display:block}.option .action{font-size:14px;color:var(--muted);display:block;margin-top:9px}.inline-error{color:#8b2a13;font-size:16px;margin:10px 0}.feedback{font-size:17px;line-height:1.55}.checks{display:grid;gap:9px;margin:20px 0}.checks div{border-left:3px solid var(--teal);padding-left:12px;font-size:15px}.model{background:var(--mint);padding:20px;border-radius:10px;font:500 20px/1.45 Georgia,serif}.model-label{font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.12em;margin-bottom:10px}.transfer{max-width:840px;margin:auto}.transfer .card{margin-bottom:22px}.transfer-stats{display:flex;gap:24px;align-items:center}.takeaways{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin:28px 0}.takeaways article{padding:28px;background:white;border:1px solid var(--line);border-radius:12px}.takeaways .number{font:italic 32px Georgia;color:var(--teal)}.takeaways h2{font-size:23px;line-height:1.3}.credit{font-size:14px;max-width:800px;color:var(--muted)}.complete-badge{padding:12px 20px;background:var(--mint);border-radius:8px;font-weight:700}
.audio-panel{margin-top:26px;border-top:1px solid var(--line);padding-top:14px}.audio-controls{display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-size:13px}.audio-controls button{font-size:13px;min-height:38px;padding:6px 12px}.audio-controls label{display:flex;align-items:center;gap:7px;margin-left:8px;min-height:38px}.audio-controls input{width:17px;height:17px;accent-color:var(--teal)}.voice-note{margin-left:auto;font-size:11px;color:var(--muted)}.caption{min-height:68px;padding:12px 18px;margin-top:10px;background:#e8ece7;border-radius:8px;text-align:center;font-size:16px;white-space:pre-line;color:var(--ink)}.caption:empty{background:transparent}.navigation{display:flex;justify-content:space-between;gap:15px;padding:10px 0 22px;border-bottom:1px solid var(--line)}#navActions{display:flex;gap:10px;flex-wrap:wrap;margin-left:auto}footer{display:flex;justify-content:space-between;gap:14px;padding:15px 0;color:var(--muted);font-size:11px}dialog{border:1px solid var(--line);border-radius:16px;width:min(720px,calc(100% - 32px));max-height:85vh;padding:28px;color:var(--ink);box-shadow:0 20px 80px #0003;background:white}dialog::backdrop{background:#122f38aa}.dialog-top{display:flex;justify-content:space-between;gap:16px;align-items:start}.dialog-top h2{font-size:25px;line-height:1.3;margin:0 0 20px}.dialog-top button{font-size:14px}#dialogBody{font-size:18px}#dialogActions{display:flex;gap:10px;justify-content:flex-end;margin-top:24px;flex-wrap:wrap}table{border-collapse:collapse;width:100%;font-size:16px}th,td{text-align:left;border-bottom:1px solid var(--line);padding:12px 9px}th{background:var(--mint)}.sr-only{position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip{position:absolute;top:-100px;left:10px;z-index:10;background:white;padding:10px;color:var(--ink)}.skip:focus{top:10px}h1:focus,h2[tabindex]:focus{outline:none}
@media(max-width:800px){.shell{padding:16px 20px}.grid,.hero{grid-template-columns:1fr}.hero{min-height:0;padding-top:0}.header-right>span{display:none}.hero .title{max-width:none}.card{padding:22px}.takeaways{grid-template-columns:1fr}.takeaways article{padding:18px}.takeaways h2{margin:5px 0}.matrix{gap:6px}.voice-note{width:100%;margin:4px 0}.caption{font-size:15px;min-height:72px}footer{display:block}footer span{display:block;margin-bottom:5px}.progress-line{margin:17px 0}.hero .brief{padding:26px}.grid>section:first-child{position:static}.option .headline{font-size:17px}.navigation{align-items:center}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}
@media print{.masthead,.audio-panel,.navigation,footer,.progress-line{display:none}.shell{padding:0}.grid{display:block}.card{box-shadow:none}.skip{display:none}}