:root{--ink:#14262c;--muted:#5c6f6c;--paper:#e7efec;--card:#f6faf8;--teal:#0f6e6a;--teal-deep:#0b3d3b;--wash:#d7ebe7;--amber:#e0a11a;--amber-wash:#fff4d6;--line:#d3e0db;--line-strong:#8eaaa4;--error:#8d2f32;--serif:"Source Serif 4", "Iowan Old Style", Palatino, serif;--sans:"Schibsted Grotesk", "Avenir Next", "Segoe UI", sans-serif;color:var(--ink);background:var(--paper);font-family:var(--sans);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased}*{box-sizing:border-box}body{min-width:320px;margin:0}p,h1,h2,h3{overflow-wrap:anywhere}@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}.sheet{width:min(760px,100% - 32px);margin:0 auto;padding:48px 0 80px}.masthead{margin-bottom:28px}.eyebrow{color:var(--teal);letter-spacing:.14em;text-transform:uppercase;margin:0 0 8px;font-size:.78rem;font-weight:700}h1{font-family:var(--serif);letter-spacing:-.03em;margin:0;font-size:clamp(2.4rem,5vw,3.4rem);font-weight:600;line-height:.95}.lede{max-width:38rem;color:var(--muted);margin:14px 0 0;font-size:1.05rem;line-height:1.5}.drop{border:1.5px dashed var(--line-strong);background:linear-gradient(180deg, #ffffffb3, transparent 40%), var(--card);box-shadow:inset 8px 0 0 var(--teal);border-radius:18px;flex-wrap:wrap;align-items:center;gap:14px 18px;padding:22px;display:flex}.drop.is-dragging{border-color:var(--teal);background:var(--wash)}.choose{background:var(--teal-deep);color:#fff;cursor:pointer;border-radius:999px;align-items:center;min-height:44px;padding:0 18px;font-weight:700;display:inline-flex}.choose:focus-within{outline:2px solid var(--amber);outline-offset:3px}.choose input{clip:rect(0 0 0 0);width:1px;height:1px;position:absolute;overflow:hidden}.choose:has(input:disabled){opacity:.6;cursor:progress}.drop-note{color:var(--muted);margin:0}.result-row{flex-wrap:wrap;align-items:center;gap:12px 16px;margin-top:18px;display:flex}.banner{color:var(--teal-deep);margin:18px 0 0;font-weight:600}.result-row .banner{margin:0}.download{border:1.5px solid var(--teal-deep);min-height:44px;color:var(--teal-deep);font:inherit;cursor:pointer;background:0 0;border-radius:999px;padding:0 18px;font-weight:700}.download:focus-visible{outline:2px solid var(--amber);outline-offset:3px}.banner.is-error{color:var(--error)}.questions{margin:28px 0 0;padding:0;list-style:none}.section{border-top:1px solid var(--line);color:var(--teal-deep);letter-spacing:.01em;margin:28px 0 12px;padding-top:8px;font-size:.95rem;font-weight:700}.mcq{border:1px solid var(--line);background:var(--card);border-radius:16px;margin-bottom:16px;padding:18px 18px 16px 20px}.mcq-head{flex-wrap:wrap;align-items:baseline;gap:8px 12px;margin-bottom:10px;display:flex}.mcq-index{color:var(--teal);letter-spacing:.08em;text-transform:uppercase;font-size:.78rem;font-weight:700}.mcq h3{margin:0;font-size:1rem;font-weight:600}.stem{font-family:var(--serif);margin:0 0 14px;font-size:1.12rem;line-height:1.45}.options{gap:8px;margin:0;padding:0;list-style:none;display:grid}.option{border-radius:12px;grid-template-columns:28px 1fr;align-items:start;gap:10px;padding:8px 10px;display:grid}.option.is-keyed{background:var(--amber-wash)}.bubble{border:1.5px solid var(--line-strong);width:28px;height:28px;color:var(--ink);border-radius:50%;place-items:center;font-size:.78rem;font-weight:700;display:grid}.bubble.is-keyed{border-color:var(--amber);background:var(--amber);color:#2c2208}.keyed,.explanation{color:var(--ink);margin:12px 0 0;line-height:1.5}.keyed span,.explanation span{color:var(--muted);letter-spacing:.08em;text-transform:uppercase;margin-bottom:2px;font-size:.75rem;font-weight:700;display:block}.mcq.is-broken{border-color:var(--error)}