.quiz-result.show{display:block;animation:slideIn .5s ease}.reveal-content.show{display:block;animation:fadeIn .6s ease}.age-btn.active{background:#1f2937;color:#fee140}.milestone-item{padding:12px;margin:10px 0;background:#f3f4f6;border-radius:8px;border-left:4px solid #fa709a}.checklist-item.checked{background:#d1fae5;border-color:#10b981}.checklist-item.checked .checklist-checkbox{background:#10b981;border-color:#10b981}.checklist-item.checked .checklist-checkbox::after{display:block}.readiness-result.show{display:block;animation:slideIn .5s ease}.myth-card.revealed .myth-truth{display:block;animation:fadeIn .5s ease}.myth-card.revealed .myth-label{background:#10b981}.scenario-feedback.show{display:block;animation:slideIn .5s ease}