.alert {
  padding: 12px;
  margin-bottom: 15px;
  border-radius: 5px;
  border-left: 4px solid;
}

.alert-success {
  background-color: #d4edda;
  border-color: #28a745;
  color: #155724;
}

.alert-danger {
  background-color: #f8d7da;
  border-color: #dc3545;
  color: #721c24;
}

.alert-secondary {
  background-color: #e2e3e5;
  border-color: #d6d8db;
  color: #383d41;
}

.form-floating {
  position: relative;
  margin-bottom: 15px;
}

.form-floating input,
.form-floating textarea {
  display: block;
  width: 100%;
  padding: 10px;
  border: 1px solid #ced4da;
  border-radius: 4px;
  font-size: 14px;
}

.form-floating label {
  position: absolute;
  top: 0;
  left: 0;
  padding: 10px;
  pointer-events: none;
}

.form-floating input:focus,
.form-floating textarea:focus {
  outline: none;
  border-color: #80bdff;
  box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
}

.captcha-section {
  background: #f8f9fa;
  padding: 15px;
  border-radius: 5px;
  margin-bottom: 15px;
  border: 1px solid #dee2e6;
}

.captcha-image {
  margin: 10px 0;
  text-align: center;
}

.captcha-image img {
  border: 1px solid #ddd;
  padding: 5px;
  background: white;
}

.btn-refresh {
  padding: 8px 15px;
  background-color: #6c757d;
  color: white;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-size: 14px;
  margin-bottom: 10px;
}

.btn-refresh:hover {
  background-color: #5a6268;
}

.btn-primary {
  padding: 10px 20px;
  background-color: #007bff;
  color: white;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-size: 16px;
  width: 100%;
}

.btn-primary:hover {
  background-color: #0056b3;
}

.btn-primary:disabled {
  background-color: #ccc;
  cursor: not-allowed;
}