Move css and theme from launch() to Blocks() for Gradio 5.x compatibility

Pin huggingface_hub<1.0 to fix HfFolder import error

update tool calling strategy

Fix text color visibility - improved tab labels, button styling, and header text contrast

fix css error

emoji text update

update text color

fix: remove unsupported theme params for Gradio 5.x compat

fix: set dark text via Gradio theme API instead of CSS

fix: aggressive text color override for Gradio markdown containers

fix: full-width layout + force dark text contrast

feat: skill-driven premium redesign

feat: premium design refresh — silicon valley aesthetic

fix: move css/theme back to Blocks() for Gradio <6 compatibility

fix: constrain huggingface_hub<1.0 for Gradio 6.x compatibility

fix: pin Python 3.12 for HF Space compatibility

v2: Full product redesign