PK999 index.php fixed

Upload this index.php to taka26.site/public_html/index.php

Changes:
1. Added DevTools protection overlay like previous style:
   - F12 / Ctrl+Shift+I / Ctrl+U / Ctrl+S protection
   - right-click and drag protection
   - window-size/debugger detection
   - shows Site Offline security screen until refresh

2. Added automatic balance refresh after returning from Aviator:
   - pageshow
   - browser focus
   - visibilitychange
   - popstate
   - silent refresh so no toast spam

PHP syntax checked: no errors.
