message: feat(input): Add zIndex: 1 to focused input
  This brings the v1 input element in line with the v0 input element's behaviour of raising it's zIndex when it's focused. This is useful for when you have multiple inputs stacked on top of each other.
diff: @@ -79,6 +79,7 @@ const input = multiStyleConfig({
  cursor: "not-allowed",
  },
  _focus: {
  + zIndex: 1,
  borderColor: getColor(theme, fc),
  boxShadow: `0 0 0 1px ${getColor(theme, fc)}`,
  },
  