feat: major content & layout overhaul across all sections

- Problem strip: 4 sign cards with closing statement
- Dataroot section: rebranded as case study with new content
- Services: 2×2 content-rich cards with bullet lists, updated copy
- Process: moved above portfolio, new strategy-focused copy
- Portfolio: 9 items with correct tags, uniform cards, light theme
- SEO: OG tags, canonical, favicons, robots.txt, sitemap, 404
- Backdrop: lighter white for lead panel readability
- Footer, LegalPages component, various text refinements
- Fix CSS syntax error in neural hero hover state

astro.config.mjs

@@ -2,6 +2,7 @@
 import { defineConfig } from 'astro/config';
 
 export default defineConfig({
+  site: 'https://moreminimore.com',
   output: 'static',
   image: { layout: 'constrained', responsiveStyles: true },
   devToolbar: { enabled: false },