/* flow for form elements (mostly groups and fieldsets) */
form:not([class]),
.govuk-form {
  > * + * {
    margin-top: var(--flow-space, var(--space-m));
  }

  /* if the first element in the form is hidden, create negative space to consume the next child's flow margin */
  &:has(> [type="hidden"]:first-child) {
    margin-top: calc(-1 * var(--flow-space, var(--space-m)));
  }

  /* if we're flowing ourselves then removing our flow margin is sufficient */
  .flow > * + &:has(> [type="hidden"]:first-child) {
    margin-top: 0;
  }
}

.govuk-form-group {
  container: form-group / inline-size;

  .govuk-form-group {
    container: unset;
  }
}