docs(m52): record title identity lockup

CURRENT_CHECKPOINT.md

@@ -55,6 +55,11 @@
   actions use shared `confirm`/`inspect`/`settings`/`help` icon slots with
   reserved label bounds. The responsive check and clean normal-render entry
   capture pass. Remote push is still blocked by SSH port `5029`.
+- Source `3f09545` turns the Title identity into an authored plaque lockup:
+  localized main name, English submark, chapter line, outline and shadow are
+  engine-rendered inside the existing identity plaque. Chinese and English
+  target-size captures pass without clipping; this is the first Title logo
+  treatment, not a final brand-art acceptance.
 
   M50 is superseded by owner review: its normal-render audit exposed hard
   presentation failures (clipping, chroma fringe and private page styling), so

docs/plans/M52_CHIBI_HAND_DRAWN_MOBILE_DIRECTION.md

@@ -94,6 +94,12 @@ reserved icon slots and text bounds. The focused responsive check and clean
 normal-render entry capture pass; the remote push remains unavailable on SSH
 port `5029`.
 
+Title identity follow-up (`3f09545`, 2026-09-09): the plain Title label is now
+an engine-rendered identity lockup over the existing authored plaque asset,
+with a larger localized name, English submark, chapter line, outline and
+shadow. Both locales remain inside the plaque at target sizes, and the clean
+normal-render entry capture passes.
+
 ### M52-C — Complete one playable loop and owner tryout
 
 - Extend the same visual language through Recruit Review, Party, Battle and