feat: add initial style for RTL languages

See #1639

assets/scss/academic/_rtl.scss

@@ -0,0 +1,9 @@
+/*************************************************
+ *  Style for right to left (RTL) languages.
+ **************************************************/
+
+html[dir="rtl"] {
+  body {
+    text-align: right;
+  }
+}

assets/scss/academic/academic.scss

@@ -15,3 +15,4 @@
 @import "docs";
 @import "dark";
 @import "integrations";
+@import "rtl";