Vortex Invert

Vortex Invert is a gravity inversion precision runner platformer.

Players tap to instantly reverse vertical gravity between floor and ceiling surfaces.

Features:

- Instant vertical gravity inversion triggered by single tap touch input.

- Dual-surface platform runner with floor and ceiling running tracks.

- Procedural hazard generator creating stalactites, laser barriers, and moving drone obstacles.

- Dynamic combo multiplier bar with decay timer and progressive multiplier tiers.

- Timed power-up collectibles: Cryo Shield, Double Score Multiplier, and Stasis Slow Motion.

- Camera shake, lerp movement interpolation, and impact particle explosions.

- Nine native screens: Splash, Main Menu, Runner SurfaceView, Pause, How to Play, Settings, Sector Cleared, Game Over, and About.

- AudioTrack synthesis engine generating gravity flip sweeps, crystal chimes, and ambient audio.

- In-memory session tracking for high distance records and cryo crystals gathered.

- Toggle controls for sound effects, music playback, and haptic vibration.

- Pure Java native architecture operating completely offline.