form {
  display: grid;
  grid-template-columns: repeat(var(--grid-column-count), 1fr);
  gap: var(--grid-gutter-width);
}

label {
  grid-column: 1 / 2;
}

input {
  width: unset;
  grid-column: 2 / var(--grid-prose-column-count);
}

:is(input + label, :is(button, [type=submit])) {
  margin-block-start: 0;
}

:is(button, [type=submit]) {
  width: unset;
  grid-column: calc(var(--grid-prose-column-count) - 2) / var(--grid-prose-column-count);
}