.login-choice-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:16px;
  margin-top:20px;
}

.login-choice-grid .primary-button{
  min-height:64px;
  font-size:1.05rem;
}

.login-error{
  margin:12px 0;
  padding:12px;
  border-radius:8px;
  border:1px solid #c62828;
}

@media (max-width:640px){
  .login-choice-grid{
    grid-template-columns:1fr;
  }
}