refactor(tokens): complete design token migration to semantic system
Sprint 3.1 — Default colors → semantic (~15 files, ~99 replacements):
- lime-500 → success, red-500 → destructive, cyan-500 → primary
Sprint 3.2 — Hardcoded colors → semantic (~13 files, ~99 replacements):
- text-white → text-foreground, bg-black → bg-background, bg-white → bg-card
Sprint 3.3 — Legacy kodo-* → semantic (~27 files, ~122 replacements):
- bg-kodo-ink → bg-card, bg-kodo-void → bg-background, text-kodo-steel → text-muted-foreground
- Preserved kodo-cyan/magenta/lime/gold palette accents and gradients
Sprint 3.4 — Arbitrary values → Tailwind scale (5 replacements):
- min-h-[600px] → min-h-layout-page, min-h-[400px] → min-h-layout-page-sm
- left-[50%] → left-1/2, min-h-[80px] → min-h-20, min-h-[40px] → min-h-10
Sprint 3.5 — Border-radius standardization (4 replacements):
- Modal/dialog skeletons: rounded-lg → rounded-xl (convention)
Co-authored-by: Cursor <cursoragent@cursor.com>