fix: 🐛 Dark mode ACTUALLY fixed - use CSS vars directly on :root/.dark, bypass @theme for mutable tokens

fix: 🔧 Complete dark mode fix + contrast improvements + 2026 neo-brutalism upgrades (colored shadows, better tokens)

feat: 🎨 Complete UI overhaul - Neo-Brutalism design system with animations, new typography, bold colors

feat: Complete project scaffold - backend (FastAPI) + frontend (Next.js 15) + scraper + LLM gateway