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Modern Proof-of-Concept UI

This single-file demo showcases clean CSS techniques: glass panels, responsive grids, themed UI, and interactive components. It’s a lightweight template you can reuse for your own demos or landing pages.

What this demo shows

Key CSS techniques demonstrated in this single file.

Responsive Grid

Flexible layouts that adapt from mobile to desktop without changing markup.

Glass Panels

Soft, translucent surfaces with blur effects and subtle borders.

Theming

Change primary color live to theme the UI instantly.

Interactive

Gallery filtering, smooth scrolling, and form validation feedback.

Theme Playground

Switch primary color live to see how the UI updates.

Primary Color

Choose a color swatch or click a preset to update --primary.

Current: #4f46e5

Live Preview

The theme changes immediately in all buttons and highlights.

Contact

Have questions or want to prototype with this approach?

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