Fix: move CSS to global scope to resolve NameError in main()

Fix dict messages, kwargs typing, CSS move, remove type param

Fix Chatbot for Gradio 6.0: use dict messages (role/content), not type=tuples. Also **kwargs typing + CSS move.

Fix smolagents kwargs type, Chatbot tuple format, and CSS launch placement

[CHIMERA] Fix css scope - move css to Blocks constructor (Gradio 6.0 compat)

[CHIMERA] Fix indentation in create_ui (Gradio 6.0 compat v3)

[CHIMERA] Fix indentation in create_ui function (Gradio 6.0 compat)

[CHIMERA] Fix Gradio 6.0 incompatibilities (theme, bubble_full_width)

[CHIMERA] Fix model to Huihui-Qwen3.6-27B-abliterated

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