3D Endless Runner Game Builder Pack

Three chained prompts that build a polished 3D endless runner in any theme with pure WebGL and no libraries. Prompt 1: 3-lane running, jumping and sliding in a themed low-poly world with power-ups and a demo mode. Prompt 2: 3 zones, a shop with 4 characters, trails and upgrades, a glider, mystery boxes, missions, daily rewards, revive and 30+ achievements. Prompt 3: installable offline PWA, share cards, settings, 3 languages and a README.