Apex SaaS

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

## 1. Overview & Visual Objective
Build a dark SaaS landing page with three sections: a floating glassmorphic navbar, a hero section, and a social proof section with a background video. Use React + Tailwind CSS + TypeScript.

Visual Aesthetics & Mood:
very dark purple-black background violet purple accent floating glassmorphic navbar liquid glass frosted pills glowing hairline borders warm off-white text social proof video section grotesque sans-serif dark saas sleek polished modern smooth

## 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)