.star.active{color:#ffc107}.captcha-group.active{display:block;animation:slideDown .3s ease}.submit-btn.hidden{display:none}.verify-btn.active{display:inline-block}.message.success{background:#d1f2eb;color:#0c5e47;border:1px solid #a7e6d7}.message.error{background:#f8d7da;color:#842029;border:1px solid #f1aeb5}