feat: redesign landing page with new brand components

- Add brand components: BrandHero, BrandFeatures, BrandStats, Marquee
- Add core components: TerminalHero, AgentGrid, LiveFeed
- Add mascot images
- Update LandingPage with new component structure
- Update CSS and Tailwind config for new design
- Add market data enhancements

web/tailwind.config.js

@@ -5,7 +5,15 @@ export default {
     "./src/**/*.{js,ts,jsx,tsx}",
   ],
   theme: {
-    extend: {},
+    extend: {
+      colors: {
+        'nofx-gold': '#F0B90B',
+        'nofx-gold-dim': 'rgba(240, 185, 11, 0.15)',
+        'nofx-bg': '#0B0E11',
+        'nofx-accent': '#00F0FF',
+        'nofx-text': '#EAECEF',
+      },
+    },
   },
   plugins: [],
 }