feat(pulse-3d-landing): landing 3D completa — Atomic Design + Three.js + Design Tokens

- Atoms: Button, Badge, Card, GradientText, FloatingText, LightGlow, ThemeToggle, Typography
- Molecules: FloatingMesh, ParticleField, FeatureCard3d
- Organisms: HeroScene3d, FeaturesScene3d
- Templates: SceneCanvas, ThreePage (canvas + overlay 2D)
- Pages: App.tsx — Hero + FeaturesOverview + About + CTA wireframes
- Design Tokens completo: space/font/color/shadow/radius/material3d/camera3d/animation
- Globals CSS: reset, grid, scrollbar, focus-visible, light/dark mode
- Vite + React 18 + TypeScript + @react-three/fiber + drei + framer-motion
- npm install + dev server OK
- node_modules em .gitignore — commit apenas código fonte
- Repo standalone: pulse-3d-landing/

pulse-3d-landing/vite.config.ts

@@ -0,0 +1,7 @@
+import { defineConfig } from 'vite'
+import react from '@vitejs/plugin-react'
+
+export default defineConfig({
+  plugins: [react()],
+  server: { host: true, port: 5173 }
+})