.phone-fields {
  display: grid;
  grid-template-columns: minmax(210px, 1.15fr) minmax(0, 1.85fr);
  gap: 16px;
  margin-top: 7px;
}

.phone-fields .form-field,
.phone-fields select,
.phone-fields input {
  min-width: 0;
  width: 100%;
}

.field-error {
  display: block;
  margin-top: 8px;
  color: #a33738;
  font-weight: 600;
}

@media (max-width: 600px) {
  .phone-fields {
    grid-template-columns: 1fr;
  }
}