feat: Distance Estimation Challenge with scoring, leaderboard, and at…

[Muskankr]

Closes #300

Summary

Implemented a Distance Estimation Challenge game with an attractive, animated UI and scoring system.
Players estimate the distance between two objects on screen, and scores are awarded based on accuracy.
Includes a leaderboard to track progress over time.

Features

• 🎲 Randomly generated scenarios with two objects
• 📏 User inputs estimated distance
• 🎯 System calculates actual distance
• 📊 Accuracy percentage displayed
• 🏆 Score accumulates based on precision
• 🗂️ Leaderboard with localStorage persistence
• 🎨 Attractive UI with gradients, animations, and hover effects

Benefits

• Fun and interactive way to improve spatial estimation skills
• Gamified scoring encourages repeated play and improvement
• Leaderboard adds competitiveness and progress tracking
• Clean, responsive design enhances usability

Tech Stack

• HTML → Structure
• CSS → Styling, gradients, animations
• JavaScript → Game logic, scoring, leaderboard persistence

[vercel]

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[github-actions]

PR failed checks: The new project folder must include both README.md and project.json.

[github-actions]

Great work and contribution, will be merged soon as NSoc 2026 contribution.