Initial commit: Next.js 15.5 + Tailwind 4 + Brand Descomplicar

- Scaffold Next.js com App Router e TypeScript
- Configurado Tailwind CSS 4 com Brand Descomplicar (cores, tipografia, spacing)
- Instaladas dependências core: Prisma, Recharts, Radix UI, etc
- Sistema espaçamento 8pt (xs=4px, sm=8px, md=16px, lg=24px, xl=32px, 2xl=48px)

Cores brand:
- Dourado: #cc8d00 (primária)
- Bege: #f2d9a2 (secundária)
- Verde: #27a50e (sucesso)

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

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