Style: Sidebar Active State Highlight

[devstygian]

Description

The sidebar does not indicate which section is currently active.

Goal

Improve navigation clarity by highlighting the current page/section.

Proposed Solution

• Add an active state to sidebar links
• Highlight the current page (e.g., different color/background)
• Use URL or route matching to detect active section

Expected Result:
Users can easily identify which section they are currently viewing.