:root{--navy:#24243e;--red:#b82c45;--muted:#5b6172;--line:#dfe3ec}*{box-sizing:border-box}body{margin:0;background:#f5f7fa;color:var(--navy);font:16px/1.65 system-ui,sans-serif}a{color:var(--red);text-underline-offset:3px}button,select,input{font:inherit}button,a,select{touch-action:manipulation}:focus-visible{outline:3px solid #276fa5;outline-offset:4px}header{background:white;border-bottom:1px solid var(--line);padding:18px max(22px,calc((100vw - 1080px)/2));display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{font-weight:750;color:var(--navy);text-decoration:none}header nav{display:flex;gap:20px;flex-wrap:wrap;font-size:14px}main{max-width:1080px;margin:auto;padding:35px 24px 65px}.eyebrow{text-transform:uppercase;letter-spacing:.1em;font-size:12px;font-weight:750;color:var(--red);margin-bottom:8px}h1{font-size:clamp(30px,5vw,44px);line-height:1.15;letter-spacing:-.025em;margin:10px 0 16px}h2{font-size:23px;line-height:1.35}p{margin:10px 0 16px}.intro{max-width:740px;font-size:18px;color:var(--muted)}.notice{background:#fff5d9;border:1px solid #efd997;border-radius:10px;padding:12px 18px;font-size:14px;margin:20px 0}.filters{display:flex;gap:15px;align-items:center;flex-wrap:wrap;margin:25px 0}select{padding:10px;border:1px solid var(--line);border-radius:7px;background:white}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.card{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:14px;background:white;padding:25px;text-decoration:none;color:var(--navy);transition:border-color .15s}.card:hover{border-color:var(--red)}.card h2{font-size:23px}.card p{color:var(--muted)}.card .start{color:var(--red);font-weight:700;margin-top:auto}.badge{font-size:12px;color:#474183;background:#eeedfe;border-radius:20px;padding:4px 10px;align-self:flex-start}.case-content{max-width:850px}.presentation,.question,.learning{background:white;border:1px solid var(--line);border-radius:14px;padding:25px;margin:22px 0}.presentation{border-inline-start:4px solid #7571b7}.step-count{font-size:13px;color:var(--muted);margin:0}fieldset{border:0;padding:0;margin:0}legend{font-size:22px;font-weight:700;line-height:1.4;margin:8px 0 20px}.option{display:flex;align-items:flex-start;gap:12px;padding:12px 15px;border:1px solid var(--line);border-radius:9px;margin:9px 0;cursor:pointer}.option input{margin-top:6px;flex:none;accent-color:var(--red)}.option:has(input:checked){border-color:var(--red);background:#fff4f6}button{border:0;border-radius:8px;padding:11px 18px;min-height:44px;background:var(--navy);color:white;cursor:pointer;margin-top:12px}button:disabled{opacity:.6;cursor:default}.feedback{background:#f2f5fb;border-inline-start:4px solid #697a9b;padding:15px 18px;margin-top:20px}.feedback.correct{border-color:#267c5d}.feedback strong{display:block}.feedback h3{font-size:16px}.result{font-weight:700}.meta{font-size:13px;color:var(--muted)}.references li{margin:8px 0}.case-footer{display:flex;gap:20px;align-items:center;flex-wrap:wrap}footer{max-width:1080px;margin:auto;padding:20px 24px;color:var(--muted);font-size:13px}[hidden]{display:none!important}@media(max-width:780px){.cards{grid-template-columns:1fr}header{align-items:flex-start}header nav{gap:8px;flex-direction:column}.presentation,.question,.learning{padding:20px}main{padding:24px 18px}}@media print{header,.filters,button,.case-footer{display:none}.question[hidden],.feedback[hidden],.learning[hidden],.references[hidden]{display:block!important}.case-content{max-width:none}.question{break-inside:avoid}body{background:white}main{padding:0}.notice{background:none}a{color:inherit}}

.clinical-photo{margin:24px 0 32px;padding-top:8px;border-top:1px solid var(--line)}.clinical-photo img{display:block;max-width:100%;width:auto;height:auto;max-height:460px;margin:0 auto;border-radius:10px}.clinical-photo> a{display:block;background:#181822;border-radius:10px;padding:12px}.clinical-photo figcaption{padding-top:12px}.photo-credit{font-size:12px;color:var(--muted);overflow-wrap:anywhere}@media print{.clinical-photo{break-inside:avoid}.clinical-photo img{max-height:300px}}