Extract Krea action detail helpers

docs/prompt-architecture-improvement-plan.md

@@ -154,14 +154,16 @@ Already isolated:
   density limiting for Krea action prose.
 - `krea_action_positions.py` owns non-POV pose anchors, body-arrangement text,
   rear-entry detection, and action-position phrasing.
-- `krea_actions.py` owns non-POV hardcore action sentence rewriting, item/detail
-  cleanup, and climax detail cleanup.
+- `krea_action_details.py` owns non-climax item/detail cleanup for foreplay,
+  outercourse, oral, penetration, toy/double-contact, and anchor dedupe paths.
+- `krea_actions.py` owns non-POV hardcore action sentence dispatch and
+  climax-specific role/detail cleanup.
 - `krea_pov_actions.py` owns POV hardcore action sentence rewriting and
   first-person body geometry.
 
 Improve later:
 
-- split `krea_actions.py` by action family once the extracted module is stable;
+- split remaining climax-specific cleanup out of `krea_actions.py`;
 - add route-level smoke fixtures for representative metadata rows;
 - make `krea_actions.hardcore_action_sentence` dispatch by action family instead
   of long conditional chains.
@@ -342,8 +344,8 @@ Medium-term:
 
 ## Recommended Next Passes
 
-1. Split `krea_actions.py` by action family, using `krea_cast.py` as the
-   pattern for stable import aliases and smoke coverage.
+1. Split climax-specific role/detail cleanup out of `krea_actions.py`, using
+   `krea_cast.py` as the pattern for stable import aliases and smoke coverage.
 2. Split `__init__.py` node classes by family after behavior is covered by smoke
    checks.
 3. Add metadata fields such as `action_family` / `position_family` to reduce