feat(page): initial landing page with dev tooling

Pre-launch landing page for The Lofty Project — a 501(c)(4) connecting
creative talent with leftist organizing. Includes hero with blur-in
line-by-line animation, three-pillar section (Talent/Media/Infrastructure),
interest signup buttons, and responsive design with fluid typography.

Tooling: Astro 5, Biome linting/formatting, Lefthook git hooks,
Commitizen with conventional commits, and project documentation.

public/favicon.svg

@@ -0,0 +1,6 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 32 32" fill="none">
+  <rect x="6" y="4" width="6" height="24" rx="1.5" fill="#1A1F2E"/>
+  <rect x="6" y="22" width="18" height="6" rx="1.5" fill="#1A1F2E"/>
+  <rect x="6" y="4" width="6" height="24" rx="1.5" stroke="#C48B8B" stroke-width="1.2" fill="none"/>
+  <rect x="6" y="22" width="18" height="6" rx="1.5" stroke="#C48B8B" stroke-width="1.2" fill="none"/>
+</svg>