[squad:plan] Tidewright art direction, tutorial and docs (Verbal) #66116

Owner: Verbal.

• Style guide: paper-cut look, sand palette, colorblind-safe contrast.
• Tutorial levels and in-game hint copy.
• README, how-to-play and contributor docs.
• Acceptance: style guide approved before M2; docs published with the demo.
  Related to [squad:plan] Tidewright: tide-timed sandcastle defense puzzle game plan #66113

Generated by 🎮 Squad Game Planner · copilot · auto · 24.2 AIC · ⌖ 11.9 AIC · ⊞ 10.1K · ◷

• expires on Oct 7, 2026, 4:00 AM UTC-08:00