Modern Snake Game

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How to Play

1. Select a difficulty level. Each level affects snake speed, grid size, and power-up appearance.
2. Control the snake:
   • Desktop: Arrow keys or WASD.
   • Mobile: Swipe or use on-screen arrows.
3. Eat food (🍏) to grow and score points. Avoid hitting walls or yourself.
4. Power-ups appear randomly:
   • Speed Boost: Temporarily increases snake speed.
   • Score Multiplier: Doubles points for limited time.
   • Invincibility: Pass through walls and yourself briefly.
5. Only one power-up can be active at a time. Power-up timer is shown above the grid.
6. Get a high score to enter your name in the leaderboard!

Game UI Diagram

Screenshots

Annotated Feature Explanations

• Difficulty: Changes grid, speed, and power-up frequency.
• Power-ups: Displayed as animated glowing icons, with timers and effects.
• Leaderboard: Persistent via localStorage. Player enters name on new high score.
• Sound: SFX and music auto-play if files are present and browser allows. Fails gracefully if missing.
• Responsive UI: Touch controls appear on mobile. Canvas and UI resize for device.