.calculator-item.selected{background:rgba(255,255,255,.4);border-color:#fff}.calculator-result.show{display:block}.reveal-content.show{display:block;animation:fadeIn .5s ease}.priority-btn.active{background:#fff;color:#4facfe}.priority-result.show{display:block;animation:slideUp .5s ease}.priority-result li{padding:10px 0;border-bottom:1px solid #ecf0f1;font-size:1em}.priority-result li:before{content:"✓ ";color:#27ae60;font-weight:700;margin-right:8px}.quiz-option.correct{background:#2ecc71;color:white;border-color:#27ae60}.quiz-option.incorrect{background:#e74c3c;color:white;border-color:#c0392b}.quiz-feedback.show{display:block;animation:fadeIn .5s ease}.myth-card.revealed{border-color:#e74c3c}.myth-truth.show{display:block;animation:slideDown .4s ease}.myth-explanation.show{display:block}.checklist-item.checked{background:#2ecc71;color:white}.checklist-item.checked:before{content:"☑"}.checklist-summary.show{display:block;animation:slideUp .5s ease}