Successive Sigh

## Core Gameplay

### Basic Controls

- **Drag and Drop:** Long press and drag an item to its corresponding category area.

- **Correct Placement:** Place the item in the correct category to earn points.

- **Incorrect Placement:** The item will bounce back to its original position, requiring you to try again.

- **Complete Level:** Collect all items to advance to the next level.

### Game Mechanics

- **Score System:** Correctly placing items earns 10 points; completing a level earns an additional 50 points.

- **Level Advancement:** The number of items increases with each level, and the difficulty gradually increases.

- **Categorization Challenge:** Each level contains 2-4 different item categories.

- **Time Challenge:** Complete levels quickly to earn higher scores.

## Game Features

### Progress Tracking

- **Real-time Statistics:** Displays total score, highest level reached, and collection progress.

- **Data Persistence:** Game progress is automatically saved and not lost upon restarting.

- **Detailed Records:** Number of games played, game time, and number of unlocked items.

### Collection System

- **8 Major Categories:** Daily Necessities, School Supplies, Food, Beauty Products, Entertainment, Clothing, Tools, Toys

**72 Items:** A rich item library, each with a unique emoji icon

**Unlock Mechanism:** Unlock new items through gameplay and view detailed information

**Categorization Progress:** Completion progress for each category is displayed independently.

### Achievement System

**8 Achievements:** The path from novice collector to storage master

**Unlock Conditions:** Collect items, complete categorizations, challenge records, etc.

**Progress Display:** Real-time display of achievement completion progress

**Sense of Achievement:** Gain satisfaction by unlocking achievements.

### Personalization Settings

**Sound Controls:** Turn game sound effects on/off

**Vibration Feedback:** Turn haptic feedback on/off

**Animation Effects:** Turn interface animations on/off

**Background Themes:** Multiple background themes to choose from

## Game Interface

### Main Page

**Progress Cards:** Displays item collection progress, categorization completion rate, and overall completion percentage. **Daily Challenges:** A special challenge mode where you complete specific objectives.

**Function Entry Points:** Start Game, View Favorites, Achievements, Settings

### Game Page

**Item Area:** Displays items to be categorized, in a 4-column grid layout.

**Category Area:** Displays the target category, arranged horizontally.

**Progress Display:** Current score, progress.

**Back Button:** Returns to the main page at any time.