.quiz-option.selected{background:#667eea;color:white;border-color:#667eea}.quiz-option.correct{background:#48bb78;color:white;border-color:#48bb78}.quiz-option.incorrect{background:#f56565;color:white;border-color:#f56565}.hidden-content.revealed{display:block;animation:slideDown .5s ease}.result-box.low{background:#c6f6d5;color:#22543d;border:2px solid #48bb78}.result-box.moderate{background:#feebc8;color:#744210;border:2px solid #ed8936}.result-box.high{background:#fed7d7;color:#742a2a;border:2px solid #f56565}