:root{--white:#fff;--ink:#131b28;--muted:#536174;--blue:#003da5;--red:#a51b28;--line:rgba(16,33,58,.17);--font-body:'Satoshi',system-ui,sans-serif;--font-display:'Satoshi',system-ui,sans-serif;--small:clamp(.8rem,.78rem + .1vw,.9rem);--body:clamp(1rem,.96rem + .15vw,1.08rem);--lead:clamp(1.15rem,1rem + .5vw,1.45rem);--title:clamp(2rem,1.3rem + 2.4vw,3.6rem);--section:clamp(1.4rem,1.15rem + .8vw,2rem);--radius:8px}
.js .steps.js-only{display:grid}
*{box-sizing:border-box}html{scroll-padding-top:24px}body{margin:0;background:var(--white);color:var(--ink);font-family:var(--font-body);font-size:var(--body);line-height:1.65}button,input{font:inherit}button,a{-webkit-tap-highlight-color:transparent}a{color:var(--blue);text-underline-offset:4px}button{cursor:pointer}button:disabled{cursor:default;opacity:.4}button:active:not(:disabled){transform:translateY(1px)}:focus-visible{outline:3px solid var(--blue);outline-offset:5px}h1,h2,h3,p{margin:0 0 1em}h1,h2,h3{font-family:var(--font-display);line-height:1.12;letter-spacing:-.025em}h1{font-size:var(--title);font-weight:900;max-width:24ch}h2{font-size:var(--section)}h3{font-size:var(--lead)}.wrap{width:min(1120px,calc(100% - 48px));margin:auto}.skip{position:absolute;top:-80px;padding:12px;background:white;z-index:5}.skip:focus{top:4px}.header{display:flex;align-items:center;justify-content:space-between;gap:20px;padding-block:22px;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:18px;text-decoration:none;color:var(--ink);font-size:var(--small);font-weight:700;letter-spacing:.08em}.brand img{width:112px;height:auto}.nav{display:flex;gap:24px;align-items:center}.nav a{font-size:var(--small);font-weight:700;padding-block:12px}.hero{padding-block:40px 24px}.eyebrow{color:var(--blue);font-size:var(--small);font-weight:900;letter-spacing:.12em;text-transform:uppercase;margin-bottom:14px}.subhead{font-size:var(--lead);max-width:64ch;line-height:1.4;margin-bottom:14px}.byline{font-size:var(--small);color:var(--muted);margin:0}.jump{display:inline-flex;align-items:center;min-height:44px;margin-top:12px;font-weight:700}.js .steps{display:grid}
.review{border:1px solid var(--line);border-radius:var(--radius);padding:24px;margin:0 0 36px;box-shadow:0 8px 28px rgba(16,33,58,.05)}.review-head{display:flex;justify-content:space-between;gap:24px;align-items:flex-start}.review-head h2{margin-bottom:8px}.review-head p{font-size:var(--small);color:var(--muted);margin:0}.review-number{font-size:var(--lead);color:var(--blue);font-weight:900;white-space:nowrap;font-variant-numeric:tabular-nums}.steps{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:8px;margin-block:20px}.steps button{min-height:70px;padding:10px 8px;background:white;border:1px solid var(--line);border-radius:4px;text-align:left;color:var(--ink);font-size:var(--small);line-height:1.25}.steps b{display:block;color:var(--blue);margin-bottom:6px}.steps button[aria-pressed=true]{border-color:var(--blue);box-shadow:inset 0 0 0 1px var(--blue)}.steps button:hover{border-color:var(--blue)}.checkpoint h3{margin:0 0 14px}.comparison{display:grid;grid-template-columns:1fr 1fr;gap:24px}.comparison section{padding:0 0 10px}.label{font-size:var(--small);letter-spacing:.08em;font-weight:900;text-transform:uppercase;margin:0 0 8px}.inference .label{color:var(--red)}.question .label{color:var(--blue)}.statement{font-size:var(--lead);line-height:1.4;font-weight:700;margin:0}.limit{font-size:var(--small);color:var(--muted);margin:10px 0 14px}.chart-controls{display:flex;align-items:center;gap:16px}.chart-controls button{width:44px;min-height:44px;flex-shrink:0;border:1px solid var(--line);border-radius:4px;background:white;color:var(--blue);font-size:var(--lead)}.slider-wrap{flex:1}.slider-wrap label{display:block;font-size:var(--small);color:var(--muted)}input[type=range]{width:100%;accent-color:var(--blue);min-height:32px;margin:0}.note{font-size:var(--small);color:var(--muted);margin:16px 0 0;padding-top:14px;border-top:1px solid var(--line)}.nojs-review{margin-top:20px}.nojs-review li{margin-bottom:18px}
.article{max-width:780px;margin:0 auto 52px}.article-intro p:first-child{font-size:var(--lead);font-weight:500}.article-intro{margin-bottom:24px}.reading-tools{display:flex;justify-content:space-between;align-items:center;gap:16px;border-top:1px solid var(--line);padding-block:16px}.reading-tools h2{font-size:var(--lead);margin:0}.reading-tools button{border:0;background:white;color:var(--blue);font-size:var(--small);font-weight:700;min-height:44px;text-decoration:underline;text-underline-offset:4px}.article details{border-top:1px solid var(--line)}.article details:last-child{border-bottom:1px solid var(--line)}.article summary{cursor:pointer;list-style:none;padding:19px 32px 19px 0;position:relative;font-weight:700;line-height:1.35;font-size:var(--lead)}.article summary::-webkit-details-marker{display:none}.article summary::after{content:'+';position:absolute;right:3px;color:var(--blue)}.article details[open] summary::after{content:'−'}.article summary h3{display:inline;font-size:inherit;letter-spacing:-.015em}.section-body{padding-bottom:16px}.section-body p{margin-bottom:18px}.section-body ul{padding-left:24px;margin:0 0 22px}.section-body li{margin-bottom:10px}.footer{border-top:1px solid var(--line);padding-block:24px 36px;display:flex;justify-content:space-between;gap:24px;font-size:var(--small)}.footer a{padding-block:10px}.js-only{display:none}.js .js-only{display:flex}@media(max-width:680px){.wrap{width:calc(100% - 32px)}.header{padding-block:16px;gap:12px}.brand{gap:8px}.brand img{width:86px}.brand span{display:none}.nav{gap:12px}.nav a{font-size:var(--small)}.hero{padding-block:28px 20px}.review{padding:18px 14px;margin-bottom:28px}.review-head{gap:12px}.steps{grid-template-columns:repeat(7,minmax(0,1fr));gap:4px;margin-block:16px}.steps button{min-height:44px;text-align:center;padding:4px}.steps b{margin:0}.steps span{display:none}.comparison{gap:18px;grid-template-columns:1fr}.comparison section{padding:0}.statement{font-size:var(--lead)}.chart-controls{gap:12px}.footer{flex-wrap:wrap;gap:6px 20px}.article{margin-bottom:32px}.reading-tools{gap:12px}.review-number{font-size:var(--body)}}@media print{.header,.footer,.steps,.chart-controls,.reading-tools{display:none!important}.wrap{width:100%}.review{box-shadow:none}.section-body{display:block!important}details::details-content{content-visibility:visible!important}a{color:inherit}.article{max-width:none}}

/* Compact question-box edition. The full article and review remain in dialogs. */
:root{--title:clamp(1.75rem,1.3rem + 1.8vw,2.75rem)}
.hero{padding-block:26px 20px}.hero h1{max-width:33ch;margin-bottom:16px}.hero .eyebrow{margin-bottom:10px}.subhead{font-size:var(--body);max-width:78ch;margin-bottom:10px}.hero .jump{display:none}.header{padding-block:14px}.question-deck{margin-bottom:24px}.deck-intro{font-size:var(--small);color:var(--muted);margin-bottom:12px}.question-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.question-card{display:flex;flex-direction:column;align-items:flex-start;text-align:left;gap:12px;background:#fff;color:var(--ink);border:1px solid var(--line);border-radius:8px;padding:18px;min-height:182px;box-shadow:0 3px 12px rgba(16,33,58,.035);transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease}.question-card:hover{transform:translateY(-3px);box-shadow:0 8px 22px rgba(16,33,58,.1);border-color:var(--blue)}.question-card strong{font-size:var(--body);line-height:1.35;letter-spacing:-.015em}.card-category{color:var(--muted);font-size:var(--small);line-height:1.25}.card-action{color:var(--blue);font-size:var(--small);font-weight:700;margin-top:auto;line-height:1.35}.full-article-card{border-color:var(--blue);box-shadow:inset 0 0 0 1px var(--blue)}.full-article-card strong{color:var(--blue);font-size:var(--lead)}.deck-note{font-size:var(--small);color:var(--muted);margin:14px 0 0}.modal-open{overflow:hidden}.review-dialog{color:var(--ink);background:white;border:1px solid var(--line);border-radius:12px;padding:0;width:min(880px,calc(100% - 32px));max-height:88dvh;overscroll-behavior:contain;box-shadow:0 24px 90px rgba(16,33,58,.25)}.review-dialog::backdrop{background:rgba(10,20,36,.48);backdrop-filter:blur(3px)}.dialog-bar{position:sticky;top:0;z-index:2;display:flex;justify-content:space-between;align-items:center;gap:16px;background:white;border-bottom:1px solid var(--line);padding:12px 24px}.dialog-bar h2{font-size:var(--lead);margin:0}.dialog-bar button{min-height:44px;padding:6px 12px;border:1px solid var(--line);border-radius:4px;color:var(--blue);background:white;font-size:var(--small);font-weight:700}.review-dialog .review{border:0;box-shadow:none;margin:0;padding:24px}.review-dialog .steps{display:none!important}.review-dialog .checkpoint{margin-top:24px}.review-dialog .article{padding:24px;margin:0 auto}.review-dialog .article-intro p:first-child{font-size:var(--body)}.review-dialog[open]{animation:open-review .18s ease-out}.footer{padding-block:14px 20px}@keyframes open-review{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}@media(max-width:800px){.question-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.question-card{min-height:155px}.review-dialog{max-height:90dvh}.dialog-bar{padding:10px 16px}}@media(max-width:480px){.hero{padding-block:20px 18px}.hero .eyebrow{font-size:var(--small)}.question-grid{gap:8px}.question-card{padding:12px;gap:10px;min-height:174px}.question-card strong{font-size:1rem}.card-category,.card-action{font-size:.8rem}.full-article-card strong{font-size:var(--lead)}.review-dialog .review,.review-dialog .article{padding:18px 16px}.review-dialog .review-head h2{font-size:var(--lead)}.review-dialog .review-head p{font-size:var(--small)}.review-dialog .review-number{font-size:var(--small)}.review-dialog .statement{font-size:var(--body)}.header .nav{gap:10px}.brand img{width:78px}.footer{gap:4px 16px}}@media(prefers-reduced-motion:reduce){.question-card{transition:none}.question-card:hover{transform:none}.review-dialog[open]{animation:none}}