.btn-back,
.btn-back:visited {
  background-color: #ffffff;
  color: #1b365d;
  border: 2px solid #1b365d;
  font-weight: 500;
  padding: 10px 16px;
  font-size: 0.9rem;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  border-radius: 8px;
  transition: all 0.3s ease;
}

.btn-back:hover {
  background-color: #1b365d;
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(27, 54, 93, 0.15);
}