GPU spam guard (serialize + button lock), live progress tickers, describe-first layout, real-machine bindings, chart fix for custom VRAM

Paste box goes live: fine-tuned spec parser fills the form from messy text

Multi-goal checks (union buying advice), fix vision/audio quality bars, honest niche fallback

Real catalogue: 83 verified models, buy-advice mode, live model lookup, license-aware cards

Deploy FitCheck UI brick