"Game Overview
""Number Puzzle"" is a classic sliding tile game. You must arrange the numbered tiles into the correct order by sliding them into the empty space. The goal is to arrange the tiles into the following sequence using the fewest moves possible:
1-2-3
4-5-6
7-8-(Empty)

How to Play
Basic Rules
Objective: Arrange the numbered tiles (1 through 8) in order, leaving the empty space in the bottom-right corner.

Movement: Tap a tile adjacent to the empty space to slide it into that space.

Level Goal: Complete the level within the move limit.

Level Progression: Challenge yourself with 15 levels of increasing difficulty.

Controls
Tap: Move a tile into the empty space.

Replay: Reset the current level to its initial state.

Next Level: Unlock and proceed to the next level after completing the current one. Visual Feedback System: Green tiles: Movable (adjacent to the empty space)

Purple tiles: Immovable (not adjacent to the empty space)

Highlighted tiles: Glow briefly when clicked

Move Counter: Displays current moves vs. target moves

Game Features
15 Challenging Levels
Novice (5 moves) - Learn the basics

Easy (10 moves) - Simple layout to build confidence

Normal (15 moves) - Introduces more complex arrangements

Hard (20 moves) - Requires strategic thinking

Expert (25 moves) - Advanced puzzle-solving

Master (30 moves) - Master-level challenge

Champion (35 moves) - Tournament difficulty

Genius (40 moves) - Genius-level puzzle

Legend (45 moves) - Legendary challenge

Prodigy (50 moves) - High-difficulty layout

Artist (55 moves) - Precision puzzle challenge

Scholar (60 moves) - Scholar-level skills

Sage (65 moves) - Ultimate mental challenge

Grandmaster (70 moves) - Grandmaster difficulty

Ultimate (80 moves) - The ultimate level! Smart Visual Design
Material Design 3: Modern and intuitive interface style

Dynamic Color System: Clearly highlights movable tiles

Fluid Animations: Smooth transitions and interactive experiences

Gradient Background: Aesthetically pleasing visual style

Responsive Layout: Adapts to various screen sizes

Game Mechanics
Move Validation: Only allows legal moves

Progress Tracking: Real-time display of move count and target indicators

Level Reset: Supports full reset of the current level

Achievement System: Earn the ""Puzzle Champion"" title by completing all levels

User Interface
Main Menu
Dynamic puzzle icon (featuring rotation and pulsing effects)

Feature cards showcasing game highlights

Extended Floating Action Button (FAB) to start the game

Gradient background and modern design style

Game Screen
Top Info Card: Displays level details and move count

Puzzle Area: Stylized and attractive tile design

Action Buttons: Icons with animation effects

Real-time Visual Feedback: Highlights movable tiles"