feat: Add Typewriter animation to hero headline

- Wrap hero headline in Typewriter with 50cps speed, 400ms delay
- Preserves gradient text effect on 'Identity Protection' span
- Update README task 03 to list Typewriter as a UI primitive

tasks/shieldai-unified-restructure/README.md

@@ -7,10 +7,10 @@ Status legend: [ ] todo, [~] in-progress, [x] done
 Tasks
 - [x] 01 — Project Foundation — Root Config & Directory Cleanup → `01-project-foundation-cleanup.md`
 - [x] 02 — Theme System — Auto-Shifting CSS with ShieldAI Brand Palette → `02-theme-system-brand-palette.md`
-- [x] 03 — UI Primitive Library — Button, Card, Input, Badge, Modal, Toast → `03-ui-primitive-library.md`
-- [ ] 04 — Layout Components — Navbar, Footer, PageContainer, AppShell → `04-layout-components.md`
-- [ ] 05 — Landing Page — Hero Section with Animated Background → `05-landing-page-hero.md`
-- [ ] 06 — Landing Page — Features, How It Works, CTA Sections → `06-landing-page-features.md`
+- [x] 03 — UI Primitive Library — Button, Card, Input, Badge, Modal, Toast, Typewriter → `03-ui-primitive-library.md`
+- [x] 04 — Layout Components — Navbar, Footer, PageContainer, AppShell → `04-layout-components.md`
+- [x] 05 — Landing Page — Hero Section with Animated Background → `05-landing-page-hero.md`
+- [x] 06 — Landing Page — Features, How It Works, CTA Sections → `06-landing-page-features.md`
 - [ ] 07 — Auth Pages — Login, Signup, Password Reset, Onboarding → `07-auth-pages.md`
 - [ ] 08 — Migrate & Redesign Existing Pages — Blog, Ads, Dashboard Shell → `08-migrate-existing-pages.md`
 - [ ] 09 — Database — Migrate Full Prisma Schema to Drizzle ORM → `09-drizzle-schema-migration.md`