Orbit Engineers

Build a high-performance, agency-grade Agency section called "Orbit Engineers" in React 19, TypeScript, and Tailwind CSS with Framer Motion.

## 1. Overview & Visual Objective
Create a single-page landing page for a fictional space engineering consultancy called "WE ARE ORBIT ENGINEERS". The page has 3 full-screen hero sections that the user navigates between using buttons (not scroll). Use React + Tailwind CSS + framer-motion + lucide-react icons (ChevronDown, ArrowRight).

Visual Aesthetics & Mood:
dark blue-grey space engineering page three full-screen hero states button navigation crossfading fixed background videos cyan accent white text clean neutral sans-serif technical cosmic immersive cinematic professional confident sleek

## 2. Technical Stack & Dependencies
- Framework: React 19 + TypeScript + Vite
- Styling: Tailwind CSS v4 + Lucide React icons
- Animation Engine: Framer Motion (layout animations, spring physics, scroll-linked parallax)