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Basic Rules

1. Click Cards: Click on a card in the game area to move it to the bottom tray.

2. Match-3 Mechanism: When there are 3 cards of the same pattern in the tray, these cards will automatically be eliminated.

3. Victory Condition: Eliminate all cards in the game area to win.

4. Loss Condition: The game is lost when the tray is full and no match-3 can be formed.

### Game Mechanics

- Card Obscuring: Upper-layer cards obscure lower-layer cards; only unobscure cards can be clicked.

- Smart Detection: The game automatically detects unfinishable situations and ends early.

- Tool Assistance: Provides shuffling, undo, and hint tools.

## Game Modes

### 1. Classic Mode

- Number of Cards: 20-30 cards

- Difficulty Level: Moderate

- Suitable for: Beginner players

### 2. Endless Mode

- Features: Increasing difficulty level. Challenge: Suitable for players seeking a challenge

Continuous Play: Allows for multiple consecutive levels

### 3. Hard Mode

Features: Dense card stacking

Difficulty Level: High

Suitable for: Experienced players

### 4. Daily Challenge

Features: New puzzles updated daily

Uniqueness: Different challenges every day

Social: Compare scores with friends

## Assistive Tools

### Shuffle

Function: Rearranges cards in the game area

Limitation: Cannot be used when there are fewer than 2 cards remaining

Sound Effects: Provides special sound feedback when used

### Undo

Function: Undoes the last move

Limitation: Cannot be used when there are no undoable actions

Strategy: Recommended for use at crucial moments

### Hint

- Function: Highlights cards that can form a match-3.

Smart: Prioritizes cards that can form a match-3.

Limitation: Cannot be used when there are no available moves.