Feature/project roadmap timeline 1161

[ishita526]

Pull Request Description

Adds a clean, responsive Project Roadmap Timeline Component that visually represents sequential milestones in a structured timeline format. This enhances the EaseMotion CSS library by providing a reusable UI component for roadmap-style layouts with smooth transitions and modern styling.

closes #1161

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Type of Change

• ✨ New animation / hover effect
• 🧩 New component
• 📝 Documentation improvement
• 🐛 Bug fix in an existing submission
• Other (describe below)

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Submission Checklist

⚠️ PRs that fail this checklist will be closed without review.

• All changes are inside submission/examples/project-roadmap-timeline/
• Includes demo.html — self-contained, opens in browser with no server
• Includes style.css — raw CSS for the proposed feature
• Includes README.md — what it does, how to use it, why it fits EaseMotion CSS
• No changes to core/
• No changes to components/
• One feature per PR (no bundled unrelated changes)

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Feature Description

What does this add?

A responsive Project Roadmap Timeline UI component that visually displays project milestones in a sequential timeline format.

How does a developer use it?

<div class="roadmap">
  <div class="step">Step 1</div>
  <div class="step">Step 2</div>
  <div class="step">Step 3</div>
</div>

[github-actions]

✅ Submission Validation Passed!

Great job! All required files are present.

📁 Folder: submissions/examples/project-roadmap-timeline

Files found:

• ✅ demo.html
• ✅ style.css
• ✅ README.md

🚀 Next Steps:

• The maintainer will review your PR
• Respond to any feedback if requested
• Once approved, your contribution will be merged!

Thank you for contributing to EaseMotion CSS! 🎉