Add Stationery and Stationery Dark themes with notebook chrome.

Manila folders, ruled chat, post-it nav, and folder tabs; dark variant uses Catppuccin Mocha colors with muted stickies and soft glows.

src/app/features/room/RoomViewTyping.css.ts

@@ -1,5 +1,5 @@
 import { keyframes, style } from '@vanilla-extract/css';
-import { DefaultReset, color, config } from 'folds';
+import { DefaultReset, color, config, toRem } from 'folds';
 
 const SlideUpAnime = keyframes({
   from: {
@@ -13,15 +13,17 @@ const SlideUpAnime = keyframes({
 export const RoomViewTyping = style([
   DefaultReset,
   {
-    padding: `0 ${config.space.S500}`,
-    width: '100%',
-    backgroundColor: color.Surface.Container,
+    minHeight: toRem(28),
+    padding: `0 ${config.space.S400}`,
+    minWidth: 0,
+    flex: 1,
+    backgroundColor: 'transparent',
     color: color.Surface.OnContainer,
-    position: 'absolute',
-    bottom: 0,
+    pointerEvents: 'auto',
     animation: `${SlideUpAnime} 100ms ease-in-out`,
   },
 ]);
+
 export const TypingText = style({
   flexGrow: 1,
   overflow: 'clip',