Rune Catalyst Forge

Rune Catalyst Forge is an offline tactical sliding tile puzzle game created in pure Java for Android. Gameplay Features: - 4x4 grid board supporting four-directional swipe inputs (Up, Down, Left, Right) - Slide physics moving all eligible rune tiles toward the swiped direction - Merge mechanic combining two runes of equal rank into a higher tier relic - Seven distinct elemental rune tiers with unique color palettes and visual glyphs - Automated random tile generation in empty grid positions after each valid swipe - Score accumulation based on the rank value of synthesized runes - Consecutive merge combo multiplier system resetting on non-merging swipes - Particle sparks and burst animations rendered at merge grid locations - Game over detection when all sixteen grid cells are filled with no valid moves Audio & Feedback: - Real-time procedural audio synthesis generated via AudioTrack - Custom acoustic feedback for tile slide, rune merge, combo streak, and game over - Procedural background music with persistent state settings - Haptic feedback pulses on tile combinations and high-tier merges Game Modes & Interface: - Splash screen with game title and engine initialization - Main menu with play button, tutorial access, audio controls, and about dialog - How to Play screen explaining swipe mechanics and rune fusion tiers - Settings screen allowing independent toggles for SFX, music, and haptics - Pause dialog to pause grid timer and view current session statistics - Game Over screen displaying total score and highest forge achievement - Level Complete screen with score breakdown - About screen displaying exact version number, package name, and build metadata