docs: update task tracing with UI improvements

Author: qdriven

tasks/tracing/executable-tutorial.md

@@ -43,6 +43,17 @@
 - Implemented TutorialDetail page with executable blocks
 - Integrated all components in App.tsx
 
+### 2026-04-08 16:10:00 - UI Modernization
+- Updated color palette with modern dark theme (deep purple/indigo accents)
+- Added gradient effects and glow animations to key elements
+- Improved card components with hover lift effects and shadows
+- Enhanced Terminal component with better styling and ANSI color support
+- Added glass morphism effects to headers and panels
+- Improved typography with Inter font and better hierarchy
+- Added loading animations (fade-in, slide-up, scale-in)
+- Updated all page components with new design system
+- Added responsive mobile menu
+
 ## Implementation Notes
 
 ### Current Progress