Refresh enterprise organization onboarding

[RSO]

Summary

• redesign the organization creation page around Kilo Enterprise's open choice, governance, and spend visibility positioning
• improve form semantics, validation, accessibility, loading states, and native Enter-key submission
• add responsive Storybook states and support one-shot animated Kilo branding

Validation

• pnpm typecheck
• pnpm --filter web lint
• pnpm --filter web test --runInBand (568 suites, 7,847 tests passed; existing Jest open-handle warning remains)
• browser checks at 375px, 768px, and 1440px with native Enter submission verified

[kilo-code-bot]

Code Review Summary

Status: No Issues Found | Recommendation: Merge

Files Reviewed (3 files)

• apps/storybook/stories/CreateOrganizationPage.stories.tsx
• apps/web/src/components/AnimatedKiloLogo.tsx
• apps/web/src/components/organizations/new/CreateOrganizationPage.tsx

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_{Reviewed by gpt-5.4-20260305 · Input: 69.2K · Output: 10.4K · Cached: 621.1K}

_{Review guidance: REVIEW.md from base branch main}