Lucky Tiger Stacks

1. Game Rules
Black blocks slide downwards from the screen;

Players must accurately tap the black blocks;

Taking a white area or missing a black block will immediately result in game over;

Depending on the mode, the game sets speed, time limit, or block count limit;

The speed gradually increases as the game progresses.

2. Game Objectives
Achieve higher scores;

Improve reaction speed and concentration;

Try to tap the black blocks as continuously and accurately as possible to challenge your record.

IV. Functional Requirements
1. Game Modes
Mode Description
Classic Mode
Tap 50 black blocks in as little time as possible. Fixed speed, suitable for speed challenges and leaderboards.
Endless Mode
Infinite black blocks fall continuously, the speed gradually increases, and the score accumulates based on the number of taps.
Zen Mode
30-second time limit. Tap as many black blocks as possible within the time limit to score points, testing rhythm and hand speed.

2. Game Interface
Top: Score display, current mode, pause/return button;

Middle: Main game area, black and white block falling area;

Bottom: Timer, status bar, theme prompts.

3. Main Functional Modules

Module | Function Description

Block Generation | Generates black/white block combinations based on the pattern, supporting different speeds and spacing strategies.

Falling Animation | Blocks fall smoothly from the top of the screen, supporting speed changes at any time.

Click Judgment | Detects if a black block has been clicked; clicking a white block or missing a black block triggers failure.

Scoring System | Successfully clicking a black block adds points; consecutive clicks grant combo rewards.

Mode Management | Supports switching between different rules, time limits, and speeds.

Settings Function | Supports switching themes, backgrounds, custom sound effects, and resetting scores.

Game End Judgment | Displays a score statistics page when the game is lost; supports replaying or exiting.

V. Non-Functional Requirements

1. UI Style

Flat, modern style

Black and white main color scheme, supports switching to vibrant and night themes.

Large buttons and a simple interface, suitable for different age groups.

2. Sound Feedback

Black block click sound effect (customizable piano sound)

Successful combo reward sound effect

Game end failure notification sound

Supports mute toggle option