Implements desktop/mobile font sizing

2 files changed, 29 insertions, 25 deletions

diff --git a/packages/website/ts/@next/components/text.tsx b/packages/website/ts/@next/components/text.tsx
index 0be24d233..7d50530f6 100644
--- a/packages/website/ts/@next/components/text.tsx
+++ b/packages/website/ts/@next/components/text.tsx
@@ -19,14 +19,6 @@ interface ParagraphProps extends BaseTextInterface {
     isMuted?: boolean | number;
 }
 
-interface HeadingSizes {
-    large: string;
-    medium: string;
-    default: string;
-    small: string;
-    [key: string]: string;
-}
-
 interface ParagraphSizes {
     default: string;
     medium: string;
@@ -34,20 +26,6 @@ interface ParagraphSizes {
     [key: string]: string;
 }
 
-const HEADING_SIZES: HeadingSizes = {
-    small: '20px',
-    default: '28px',
-    medium: '50px',
-    large: '80px',
-};
-
-const HEADING_LINE_HEIGHTS: HeadingSizes = {
-    small: '1.4em',
-    default: '1.357142857em',
-    medium: '1.16em',
-    large: '1em',
-};
-
 const PARAGRAPH_SIZES: ParagraphSizes = {
     default: '18px',
     small: '14px',
@@ -57,9 +35,9 @@ const PARAGRAPH_SIZES: ParagraphSizes = {
 
 const StyledHeading = styled.h1<HeadingProps>`
     color: ${props => props.color || props.theme.textColor};
-    font-size: ${props => HEADING_SIZES[props.size || 'default']};
+    font-size: ${props => `var(--${props.size}Heading)`};
     padding: ${props => props.padding && getCSSPadding(props.padding)};
-    line-height: ${props => HEADING_LINE_HEIGHTS[props.size || 'default']};
+    line-height: ${props => `var(--${props.size}HeadingHeight)`};
     margin-bottom: ${props => !props.isNoMargin && '30px'};
     text-align: ${props => props.isCentered && 'center'};
     font-weight: 300;
diff --git a/packages/website/ts/@next/constants/globalStyle.tsx b/packages/website/ts/@next/constants/globalStyle.tsx
index b22a5c6db..a0b8cfc47 100644
--- a/packages/website/ts/@next/constants/globalStyle.tsx
+++ b/packages/website/ts/@next/constants/globalStyle.tsx
@@ -1,4 +1,4 @@
-import { createGlobalStyle, withTheme } from 'styled-components';
+import {createGlobalStyle, withTheme} from 'styled-components';
 import {cssReset} from 'ts/@next/constants/cssReset';
 
 interface GlobalStyle {
@@ -30,6 +30,32 @@ const GlobalStyles = withTheme(createGlobalStyle<GlobalStyle> `
         background-color: ${props => props.theme.bgColor};
     }
 
+    @media (min-width: 768px) {
+        :root {
+            --smallHeading: 20px;
+            --defaultHeading: 28px;
+            --mediumHeading: 50px;
+            --largeHeading: 80px;
+            --smallHeadingHeight: 1.4em;
+            --defaultHeadingHeight: 1.357142857em;
+            --mediumHeadingHeight: 1.16em;
+            --largeHeadingHeight: 1em;
+        }
+    }
+
+    @media (max-width: 768px) {
+        :root {
+            --smallHeading: 16px;
+            --defaultHeading: 18px;
+            --mediumHeading: 32px;
+            --largeHeading: 46px;
+            --smallHeadingHeight: 1.4em; // TO DO
+            --defaultHeadingHeight: 1.357142857em; // TO DO
+            --mediumHeadingHeight: 1.16em; // TO DO
+            --largeHeadingHeight: 1em; // TO DO
+        }
+    }
+
     body {
         font-family: 'Formular', sans-serif !important;
         -webkit-font-smoothing: antialiased;