feat: update website design and assets

- Replaced multiple hero and background images with new optimized versions
- Removed unused image assets from public/images directory
- Updated typography styles:
  - Removed italic styling from various text components
  - Made eyebrow text uppercase
  - Adjusted H1 font size from 6xl to 5xl on mobile
- Redesigned HomeAurora component with new layout and background
- Added Mulish as primary font family in Tailwind config
- Updated text formatting and spacing

src/pages/gpu/GpuHero.tsx

@@ -28,7 +28,7 @@ export function GpuHero() {
             planetary clusters—with deterministic performance and transparent
             cost.
           </P>
-          <P className="mt-4 italic text-gray-500">
+          <P className="mt-4 text-gray-500">
             The energy behind intelligence, orchestrated entirely through code.
           </P>
           <div className="mt-10 flex flex-wrap gap-4">