use SVG logo with transparent background; remove old PNG logo

add ARGUE logo to hero and sidebar

move agency sentence to how-it-works; remove from hero

add third hero tagline

update hero taglines

remove hero description and active model display

fix NameError: remove backend refs; remove sidebar dev link

deploy simplified user-facing app; keep full dev app in app_dev_backup.py

Default temperature to 1.0 across providers

Use ARGUE system prompt and add OPENAI_API_KEY env fallback

rename Generate introduction button to Build introduction

add latest edits

Initial deployment

initial commit

Duplicate from streamlit/streamlit-template-space