Update index.html

Upload walkthrough-integration.js

Complete walkthrough JavaScript file and fix black page issue

Upload walkthrough-enhancement.js

Delete walkthrough-enhancement.js

Integrate complete walkthrough mode functionality into main HTML

Complete walkthrough mode with educational features and slow training

Remove trainStep override, clean up walkthrough code

Fix training speed for walkthrough mode

Add walkthrough mode functionality

Update goBackToMain to hide walkthrough mode

Update showCategory function to handle walkthrough mode

Add Walkthrough Mode HTML structure

Add Walkthrough Mode styles

Add walkthrough card styling

Add Walkthrough Mode card to main menu

Update index.html

Update index.html

Update index.html

initial commit