.captcha-field{margin:1rem 0}.captcha-canvas{margin-bottom:.5rem;border-radius:8px;overflow:hidden;border:2px solid #e0e0e0;background:#f5f5f5}.captcha-canvas canvas{width:100%!important;height:60px!important;display:block}.captcha-input-group{display:flex;gap:.5rem}.captcha-input{flex:1;padding:.75rem;border:2px solid #e0e0e0;border-radius:8px;font-size:1rem;font-family:monospace;letter-spacing:.2em;text-transform:lowercase;transition:border-color .3s}.captcha-input:focus{outline:none;border-color:#007bff}.captcha-input.error{border-color:#dc3545}.captcha-refresh{padding:.75rem 1rem;background:#007bff;color:#fff;border:none;border-radius:8px;font-size:1.5rem;cursor:pointer;transition:background .3s}.captcha-refresh:hover{background:#0056b3}.captcha-refresh:active{transform:scale(.95)}.captcha-error{display:block;color:#dc3545;font-size:.875rem;margin-top:.25rem}