Add dark mode: shared theme system, toggle in sidebar, applied to Sidebar/TherapistInput/PracticeScreen/ResultScreen/CharacterSelect

Add interactive spotlight walkthrough for first-time users, floating replay button

Override phoneme scoring with dedicated confusable-check model, new BOLT starfield backdrop, logo-inspired gradient for unselected states

Add local QA-bank chat assistant (no LLM), character backdrops + gradients, config updates

fix React error 310 - move body style to useEffect

add multilingual taglines + Indic phoneme display

fix _render signature missing language param

fix t naming conflict - rename card theme to ct

fix t naming conflict in CharacterSelect

fix Hindi/Kannada TTS romanization, CharacterSelect i18n, IPA phoneme display

charselect with body bg morph

redesign character select with bigger illustrations

Revert "add character illustrations"

add character illustrations

Fix API URLs for HF backend

add phoneme practice mode

point frontend to HF Space backend

Indian accent TTS, phoneme evaluator, image scraping fallback, character voices

initial commit - backend complete, frontend scaffolded