fix: Dark Theme Inconsistency on Contact Us Page

[adarsh0011]

📦 Pull Request: Civix Contribution

✅ Description

• Remove backdrop-blur effects that created frosted glass appearance
• Remove opacity from backgrounds for solid colors
• Remove ring effects that created shine/glare
• Remove shadow enhancements and scale transforms from buttons
• Remove sliding shine animation from Send Message button
• Improve dark theme contrast and readability
• Maintain functionality while eliminating visual glare

Fixes: #863

📂 Type of Change

• Bug Fix 🐛
• New Feature ✨
• Documentation 📚
• UI/UX Enhancement 🎨
• Refactor 🧹
• Other:

📋 Checklist

• My code follows the contribution guidelines of Civix
• I have tested my changes locally
• I have updated relevant documentation
• I have linked related issues (if any)
• This pull request is ready to be reviewed

🎥 Screenshots or Demo (if applicable)

Before

After

Recording

Screencast.from.2025-09-22.17-50-27.mp4

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[github-actions]

Thanks for creating a PR for your Issue! ☺️

We'll review it as soon as possible.
In the meantime, please double-check the file changes and ensure that all commits are accurate.

If there are any unresolved review comments, feel free to resolve them. 🙌🏼

[adarsh0011]

@HarshS16, please review this PR and add labels such as gssoc25 and level 3 to this PR