Office Raycaster Shooter Game Builder

Blast a possessed office tower with weaponised stationery. Claude Code builds a complete retro 2.5D raycaster shooter in one HTML file: 4 office weapons, 8 telegraphed enemy types, 2 multi-phase bosses, explosive toner barrels that chain-react, 16 perks in synergy pairs, 6 floors across 3 areas, a meta upgrade shop, a classic status-bar HUD and a Web Audio synth-metal soundtrack. All art and audio are made in code. 5 variables re-skin it.