fix header sort click bug

update UI colors, sortable header and remove metrics

UI adjustments: emoji, default all metrics, reorder and widen Model Type & Total M-Score columns

Default metrics to all and widen model type filter

Widen model name column in leaderboard table

Update descriptions and UI tweaks (toggle metrics, padding, smaller refresh button)

Refactor UI: clean tabs, visible inputs, and consolidate controls

Fix display and ordering of dynamic metric columns

Fix dark mode leaderboard styling

Soften leaderboard UI and expose refresh API

Refine leaderboard UI

Disable Gradio API docs route

Build MBench leaderboard Space