feat(input): add utility functions for font size, weight, and line he…

…ight #7

packages/Input/utils/typography.ts

@@ -0,0 +1,27 @@
+export type FontSize = 12 | 14 | 16 | 18 | 20 | 24 | 28 | 32 | 36 | 48;
+export type FontWeight = 'regular' | 'medium' | 'semiBold' | 'bold';
+export type LineHeight = 'regular' | 'compact';
+
+const fontWeightMap: Record<FontWeight, number> = {
+  regular: 400,
+  medium: 500,
+  semiBold: 600,
+  bold: 700,
+};
+
+const lineHeightMap: Record<LineHeight, string> = {
+  regular: '150%',
+  compact: '130%',
+};
+
+export function getTypographyStyles(
+  fontSize: FontSize = 14,
+  fontWeight: FontWeight = 'regular',
+  lineHeight: LineHeight = 'regular'
+) {
+  return {
+    fontSize: `${fontSize}px`,
+    fontWeight: fontWeightMap[fontWeight],
+    lineHeight: lineHeightMap[lineHeight],
+  };
+}