.category-sort .stimulus{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px}.category-sort .stimulus img{height:clamp(100px,20vh,220px);max-width:95%;object-fit:contain}.category-sort .stimulus strong{font-size:clamp(16px,2vw,23px);color:#294766}.picture-setup-needed{max-width:620px;margin:40px auto;padding:26px;background:#f1f6fc;border-radius:16px;text-align:center}.picture-setup-needed p{font-size:16px;line-height:1.6}.target-example-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(100px,1fr));gap:10px;max-height:55vh;overflow:auto;margin-top:20px}.target-example-grid label{position:relative;border:2px solid #dbe5f3;border-radius:9px;padding:6px;cursor:pointer}.target-example-grid label:has(input:checked){border-color:#2668cc;background:#edf4ff}.target-example-grid img{width:100%;aspect-ratio:1;object-fit:contain}.target-example-grid input{position:absolute;top:7px;left:7px;width:18px;height:18px}.target-example-grid label:has(input:checked):after{content:'✓';position:absolute;right:6px;top:3px;color:#2668cc;font-size:22px}