Learn FLUENT-UI with Real Code Examples
Updated Nov 23, 2025
Architecture
React component-based architecture
ThemeProvider for global theming
Composable layout primitives (Stack, Flex, Grid)
Responsive design via style props
Accessibility-first patterns
Rendering Model
React components render HTML and CSS via CSS-in-JS
JS handles interactivity and events
Tokens control colors, fonts, and spacing
Layout primitives (Stack, Grid) handle responsive design
FluentProvider applies theme globally
Architectural Patterns
Component-based modular architecture
FluentProvider for global theming
Composable layout primitives
Tokens for design variables
Scalable for enterprise apps
Real World Architectures
Enterprise dashboards
Office 365 and Teams apps
React SPAs and PWAs
Complex forms and workflows
Accessible enterprise web apps
Design Principles
Fluent Design compliance
Component-based architecture
Theme and token-driven customization
Accessibility-first components
Responsive and enterprise-focused layouts
Scalability Guide
Import only required components
Use FluentProvider for global theme consistency
Compose components for reusability
Lazy-load heavy components for performance
Maintain consistent token usage across app
Migration Guide
Replace existing UI components with Fluent UI equivalents
Refactor layouts using Stack/Grid
Apply token overrides for colors and typography
Ensure responsive breakpoints match design
Test accessibility for all interactive components