Footer: add Portfolio + LinkedIn + standardize cross-demo links

Deploy redesigned + voice-clean demo UI (custom-HTML; em-dashes/tells out); inference unchanged

Light-lock CSS: render bespoke UI in light mode on HF (overrides dark theme)

Bespoke task-specific demo UI (custom HTML render, Plus Jakarta Sans, per-project viz)

Redesign UI: themed hero, verdict banners, severity chips, toolkit footer

Add Gradio demo app + package code