combat testing and polishing in the dev console, many bug fixes

api/app/api/combat.py

@@ -100,7 +100,7 @@ def start_combat():
         combat_service = get_combat_service()
         encounter = combat_service.start_combat(
             session_id=session_id,
-            user_id=user["user_id"],
+            user_id=user.id,
             enemy_ids=enemy_ids,
         )
 
@@ -139,9 +139,9 @@ def start_combat():
         logger.warning("Attempt to start combat while already in combat",
                       session_id=session_id)
         return error_response(
-            status_code=400,
+            status=400,
             message=str(e),
-            error_code="ALREADY_IN_COMBAT"
+            code="ALREADY_IN_COMBAT"
         )
     except ValueError as e:
         logger.warning("Invalid enemy ID",
@@ -154,9 +154,9 @@ def start_combat():
                     error=str(e),
                     exc_info=True)
         return error_response(
-            status_code=500,
+            status=500,
             message="Failed to start combat",
-            error_code="COMBAT_START_ERROR"
+            code="COMBAT_START_ERROR"
         )
 
 
@@ -196,7 +196,7 @@ def get_combat_state(session_id: str):
 
     try:
         combat_service = get_combat_service()
-        encounter = combat_service.get_combat_state(session_id, user["user_id"])
+        encounter = combat_service.get_combat_state(session_id, user.id)
 
         if not encounter:
             return success_response({
@@ -245,9 +245,9 @@ def get_combat_state(session_id: str):
                     error=str(e),
                     exc_info=True)
         return error_response(
-            status_code=500,
+            status=500,
             message="Failed to get combat state",
-            error_code="COMBAT_STATE_ERROR"
+            code="COMBAT_STATE_ERROR"
         )
 
 
@@ -306,11 +306,27 @@ def execute_action(session_id: str):
     combatant_id = data.get("combatant_id")
     action_type = data.get("action_type")
 
+    # If combatant_id not provided, auto-detect player combatant
     if not combatant_id:
-        return validation_error_response(
-            message="combatant_id is required",
-            details={"field": "combatant_id", "issue": "Missing required field"}
-        )
+        try:
+            combat_service = get_combat_service()
+            encounter = combat_service.get_combat_state(session_id, user.id)
+            if encounter:
+                for combatant in encounter.combatants:
+                    if combatant.is_player:
+                        combatant_id = combatant.combatant_id
+                        break
+            if not combatant_id:
+                return validation_error_response(
+                    message="Could not determine player combatant",
+                    details={"field": "combatant_id", "issue": "No player found in combat"}
+                )
+        except Exception as e:
+            logger.error("Failed to auto-detect combatant", error=str(e))
+            return validation_error_response(
+                message="combatant_id is required",
+                details={"field": "combatant_id", "issue": "Missing required field"}
+            )
 
     if not action_type:
         return validation_error_response(
@@ -335,16 +351,21 @@ def execute_action(session_id: str):
     try:
         combat_service = get_combat_service()
 
+        # Support both target_id (singular) and target_ids (array)
+        target_ids = data.get("target_ids", [])
+        if not target_ids and data.get("target_id"):
+            target_ids = [data.get("target_id")]
+
         action = CombatAction(
             action_type=action_type,
-            target_ids=data.get("target_ids", []),
+            target_ids=target_ids,
             ability_id=data.get("ability_id"),
             item_id=data.get("item_id"),
         )
 
         result = combat_service.execute_action(
             session_id=session_id,
-            user_id=user["user_id"],
+            user_id=user.id,
             combatant_id=combatant_id,
             action=action,
         )
@@ -367,9 +388,9 @@ def execute_action(session_id: str):
                       combatant_id=combatant_id,
                       error=str(e))
         return error_response(
-            status_code=400,
+            status=400,
             message=str(e),
-            error_code="INVALID_ACTION"
+            code="INVALID_ACTION"
         )
     except InsufficientResourceError as e:
         logger.warning("Insufficient resources for action",
@@ -377,9 +398,9 @@ def execute_action(session_id: str):
                       combatant_id=combatant_id,
                       error=str(e))
         return error_response(
-            status_code=400,
+            status=400,
             message=str(e),
-            error_code="INSUFFICIENT_RESOURCES"
+            code="INSUFFICIENT_RESOURCES"
         )
     except Exception as e:
         logger.error("Failed to execute combat action",
@@ -389,9 +410,9 @@ def execute_action(session_id: str):
                     error=str(e),
                     exc_info=True)
         return error_response(
-            status_code=500,
+            status=500,
             message="Failed to execute action",
-            error_code="ACTION_EXECUTION_ERROR"
+            code="ACTION_EXECUTION_ERROR"
         )
 
 
@@ -428,7 +449,7 @@ def execute_enemy_turn(session_id: str):
         combat_service = get_combat_service()
         result = combat_service.execute_enemy_turn(
             session_id=session_id,
-            user_id=user["user_id"],
+            user_id=user.id,
         )
 
         logger.info("Enemy turn executed",
@@ -441,9 +462,9 @@ def execute_enemy_turn(session_id: str):
         return not_found_response(message="Session is not in combat")
     except InvalidActionError as e:
         return error_response(
-            status_code=400,
+            status=400,
             message=str(e),
-            error_code="INVALID_ACTION"
+            code="INVALID_ACTION"
         )
     except Exception as e:
         logger.error("Failed to execute enemy turn",
@@ -451,9 +472,9 @@ def execute_enemy_turn(session_id: str):
                     error=str(e),
                     exc_info=True)
         return error_response(
-            status_code=500,
+            status=500,
             message="Failed to execute enemy turn",
-            error_code="ENEMY_TURN_ERROR"
+            code="ENEMY_TURN_ERROR"
         )
 
 
@@ -504,7 +525,7 @@ def attempt_flee(session_id: str):
 
         result = combat_service.execute_action(
             session_id=session_id,
-            user_id=user["user_id"],
+            user_id=user.id,
             combatant_id=combatant_id,
             action=action,
         )
@@ -515,9 +536,9 @@ def attempt_flee(session_id: str):
         return not_found_response(message="Session is not in combat")
     except InvalidActionError as e:
         return error_response(
-            status_code=400,
+            status=400,
             message=str(e),
-            error_code="INVALID_ACTION"
+            code="INVALID_ACTION"
         )
     except Exception as e:
         logger.error("Failed flee attempt",
@@ -525,9 +546,9 @@ def attempt_flee(session_id: str):
                     error=str(e),
                     exc_info=True)
         return error_response(
-            status_code=500,
+            status=500,
             message="Failed to attempt flee",
-            error_code="FLEE_ERROR"
+            code="FLEE_ERROR"
         )
 
 
@@ -577,7 +598,7 @@ def end_combat(session_id: str):
         combat_service = get_combat_service()
         rewards = combat_service.end_combat(
             session_id=session_id,
-            user_id=user["user_id"],
+            user_id=user.id,
             outcome=outcome,
         )
 
@@ -598,9 +619,9 @@ def end_combat(session_id: str):
                     error=str(e),
                     exc_info=True)
         return error_response(
-            status_code=500,
+            status=500,
             message="Failed to end combat",
-            error_code="COMBAT_END_ERROR"
+            code="COMBAT_END_ERROR"
         )
 
 
@@ -680,9 +701,9 @@ def list_enemies():
                     error=str(e),
                     exc_info=True)
         return error_response(
-            status_code=500,
+            status=500,
             message="Failed to list enemies",
-            error_code="ENEMY_LIST_ERROR"
+            code="ENEMY_LIST_ERROR"
         )
 
 
@@ -723,7 +744,89 @@ def get_enemy_details(enemy_id: str):
                     error=str(e),
                     exc_info=True)
         return error_response(
-            status_code=500,
+            status=500,
             message="Failed to get enemy details",
-            error_code="ENEMY_DETAILS_ERROR"
+            code="ENEMY_DETAILS_ERROR"
+        )
+
+
+# =============================================================================
+# Debug Endpoints
+# =============================================================================
+
+@combat_bp.route('/<session_id>/debug/reset-hp-mp', methods=['POST'])
+@require_auth
+def debug_reset_hp_mp(session_id: str):
+    """
+    Reset player combatant's HP and MP to full (debug endpoint).
+
+    This is a debug-only endpoint for testing combat without using items.
+    Resets the player's current_hp to max_hp and current_mp to max_mp.
+
+    Path Parameters:
+        session_id: Game session ID
+
+    Returns:
+        {
+            "success": true,
+            "message": "HP and MP reset to full",
+            "current_hp": 100,
+            "max_hp": 100,
+            "current_mp": 50,
+            "max_mp": 50
+        }
+
+    Errors:
+        404: Session not in combat
+    """
+    from app.services.session_service import get_session_service
+
+    user = get_current_user()
+
+    try:
+        session_service = get_session_service()
+        session = session_service.get_session(session_id, user.id)
+
+        if not session or not session.combat_encounter:
+            return not_found_response(message="Session is not in combat")
+
+        encounter = session.combat_encounter
+
+        # Find player combatant and reset HP/MP
+        player_combatant = None
+        for combatant in encounter.combatants:
+            if combatant.is_player:
+                combatant.current_hp = combatant.max_hp
+                combatant.current_mp = combatant.max_mp
+                player_combatant = combatant
+                break
+
+        if not player_combatant:
+            return not_found_response(message="No player combatant found in combat")
+
+        # Save the updated session state
+        session_service.update_session(session)
+
+        logger.info("Debug: HP/MP reset",
+                   session_id=session_id,
+                   combatant_id=player_combatant.combatant_id)
+
+        return success_response({
+            "success": True,
+            "message": "HP and MP reset to full",
+            "current_hp": player_combatant.current_hp,
+            "max_hp": player_combatant.max_hp,
+            "current_mp": player_combatant.current_mp,
+            "max_mp": player_combatant.max_mp,
+        })
+
+    except Exception as e:
+        logger.error("Failed to reset HP/MP",
+                    session_id=session_id,
+                    error=str(e),
+                    exc_info=True)
+        return error_response(
+            status=500,
+            message="Failed to reset HP/MP",
+            code="DEBUG_RESET_ERROR"
         )

api/app/api/sessions.py

@@ -132,23 +132,44 @@ def list_sessions():
         user = get_current_user()
         user_id = user.id
         session_service = get_session_service()
+        character_service = get_character_service()
 
         # Get user's active sessions
         sessions = session_service.get_user_sessions(user_id, active_only=True)
 
+        # Build character name lookup for efficiency
+        character_ids = [s.solo_character_id for s in sessions if s.solo_character_id]
+        character_names = {}
+        for char_id in character_ids:
+            try:
+                char = character_service.get_character(char_id, user_id)
+                if char:
+                    character_names[char_id] = char.name
+            except Exception:
+                pass  # Character may have been deleted
+
         # Build response with basic session info
         sessions_list = []
         for session in sessions:
+            # Get combat round if in combat
+            combat_round = None
+            if session.is_in_combat() and session.combat_encounter:
+                combat_round = session.combat_encounter.round_number
+
             sessions_list.append({
                 'session_id': session.session_id,
                 'character_id': session.solo_character_id,
+                'character_name': character_names.get(session.solo_character_id),
                 'turn_number': session.turn_number,
                 'status': session.status.value,
                 'created_at': session.created_at,
                 'last_activity': session.last_activity,
+                'in_combat': session.is_in_combat(),
                 'game_state': {
                     'current_location': session.game_state.current_location,
-                    'location_type': session.game_state.location_type.value
+                    'location_type': session.game_state.location_type.value,
+                    'in_combat': session.is_in_combat(),
+                    'combat_round': combat_round
                 }
             })
 
@@ -485,10 +506,12 @@ def get_session_state(session_id: str):
             "character_id": session.get_character_id(),
             "turn_number": session.turn_number,
             "status": session.status.value,
+            "in_combat": session.is_in_combat(),
             "game_state": {
                 "current_location": session.game_state.current_location,
                 "location_type": session.game_state.location_type.value,
-                "active_quests": session.game_state.active_quests
+                "active_quests": session.game_state.active_quests,
+                "in_combat": session.is_in_combat()
             },
             "available_actions": available_actions
         })

api/app/models/combat.py

@@ -349,14 +349,32 @@ class CombatEncounter:
         return None
 
     def advance_turn(self) -> None:
-        """Advance to the next combatant's turn."""
-        self.current_turn_index += 1
+        """Advance to the next alive combatant's turn, skipping dead combatants."""
+        # Track starting position to detect full cycle
+        start_index = self.current_turn_index
+        rounds_advanced = 0
 
-        # If we've cycled through all combatants, start a new round
-        if self.current_turn_index >= len(self.turn_order):
-            self.current_turn_index = 0
-            self.round_number += 1
-            self.log_action("round_start", None, f"Round {self.round_number} begins")
+        while True:
+            self.current_turn_index += 1
+
+            # If we've cycled through all combatants, start a new round
+            if self.current_turn_index >= len(self.turn_order):
+                self.current_turn_index = 0
+                self.round_number += 1
+                rounds_advanced += 1
+                self.log_action("round_start", None, f"Round {self.round_number} begins")
+
+            # Get the current combatant
+            current = self.get_current_combatant()
+
+            # If combatant is alive, their turn starts
+            if current and current.is_alive():
+                break
+
+            # Safety check: if we've gone through all combatants twice without finding
+            # someone alive, break to avoid infinite loop (combat should end)
+            if rounds_advanced >= 2:
+                break
 
     def start_turn(self) -> List[Dict[str, Any]]:
         """

api/app/models/session.py

@@ -167,7 +167,8 @@ class GameSession:
         user_id: Owner of the session
         party_member_ids: Character IDs in this party (multiplayer only)
         config: Session configuration settings
-        combat_encounter: Current combat (None if not in combat)
+        combat_encounter: Legacy inline combat data (None if not in combat)
+        active_combat_encounter_id: Reference to combat_encounters table (new system)
         conversation_history: Turn-by-turn log of actions and DM responses
         game_state: Current world/quest state
         turn_order: Character turn order
@@ -184,7 +185,8 @@ class GameSession:
     user_id: str = ""
     party_member_ids: List[str] = field(default_factory=list)
     config: SessionConfig = field(default_factory=SessionConfig)
-    combat_encounter: Optional[CombatEncounter] = None
+    combat_encounter: Optional[CombatEncounter] = None  # Legacy: inline combat data
+    active_combat_encounter_id: Optional[str] = None    # New: reference to combat_encounters table
     conversation_history: List[ConversationEntry] = field(default_factory=list)
     game_state: GameState = field(default_factory=GameState)
     turn_order: List[str] = field(default_factory=list)
@@ -202,8 +204,13 @@ class GameSession:
             self.last_activity = datetime.now(timezone.utc).isoformat().replace("+00:00", "Z")
 
     def is_in_combat(self) -> bool:
-        """Check if session is currently in combat."""
-        return self.combat_encounter is not None
+        """
+        Check if session is currently in combat.
+
+        Checks both the new database reference and legacy inline storage
+        for backward compatibility.
+        """
+        return self.active_combat_encounter_id is not None or self.combat_encounter is not None
 
     def start_combat(self, encounter: CombatEncounter) -> None:
         """
@@ -341,6 +348,7 @@ class GameSession:
             "party_member_ids": self.party_member_ids,
             "config": self.config.to_dict(),
             "combat_encounter": self.combat_encounter.to_dict() if self.combat_encounter else None,
+            "active_combat_encounter_id": self.active_combat_encounter_id,
             "conversation_history": [entry.to_dict() for entry in self.conversation_history],
             "game_state": self.game_state.to_dict(),
             "turn_order": self.turn_order,
@@ -382,6 +390,7 @@ class GameSession:
             party_member_ids=data.get("party_member_ids", []),
             config=config,
             combat_encounter=combat_encounter,
+            active_combat_encounter_id=data.get("active_combat_encounter_id"),
             conversation_history=conversation_history,
             game_state=game_state,
             turn_order=data.get("turn_order", []),

api/app/services/character_service.py

@@ -1074,9 +1074,9 @@ class CharacterService:
         character_json = json.dumps(character_dict)
 
         # Update in database
-        self.db.update_document(
-            collection_id=self.collection_id,
-            document_id=character.character_id,
+        self.db.update_row(
+            table_id=self.collection_id,
+            row_id=character.character_id,
             data={'characterData': character_json}
         )
 

api/app/services/combat_repository.py

@@ -0,0 +1,578 @@
+"""
+Combat Repository - Database operations for combat encounters.
+
+This service handles all CRUD operations for combat data stored in
+dedicated database tables (combat_encounters, combat_rounds).
+
+Separates combat persistence from the CombatService which handles
+business logic and game mechanics.
+"""
+
+import json
+from typing import Dict, Any, List, Optional
+from datetime import datetime, timezone, timedelta
+from uuid import uuid4
+
+from appwrite.query import Query
+
+from app.models.combat import CombatEncounter, Combatant
+from app.models.enums import CombatStatus
+from app.services.database_service import get_database_service, DatabaseService
+from app.utils.logging import get_logger
+
+logger = get_logger(__file__)
+
+
+# =============================================================================
+# Exceptions
+# =============================================================================
+
+class CombatEncounterNotFound(Exception):
+    """Raised when combat encounter is not found in database."""
+    pass
+
+
+class CombatRoundNotFound(Exception):
+    """Raised when combat round is not found in database."""
+    pass
+
+
+# =============================================================================
+# Combat Repository
+# =============================================================================
+
+class CombatRepository:
+    """
+    Repository for combat encounter database operations.
+
+    Handles:
+    - Creating and reading combat encounters
+    - Updating combat state during actions
+    - Saving per-round history for logging and replay
+    - Time-based cleanup of old combat data
+
+    Tables:
+    - combat_encounters: Main encounter state and metadata
+    - combat_rounds: Per-round action history
+    """
+
+    # Table IDs
+    ENCOUNTERS_TABLE = "combat_encounters"
+    ROUNDS_TABLE = "combat_rounds"
+
+    # Default retention period for cleanup (days)
+    DEFAULT_RETENTION_DAYS = 7
+
+    def __init__(self, db: Optional[DatabaseService] = None):
+        """
+        Initialize the combat repository.
+
+        Args:
+            db: Optional DatabaseService instance (for testing/injection)
+        """
+        self.db = db or get_database_service()
+        logger.info("CombatRepository initialized")
+
+    # =========================================================================
+    # Encounter CRUD Operations
+    # =========================================================================
+
+    def create_encounter(
+        self,
+        encounter: CombatEncounter,
+        session_id: str,
+        user_id: str
+    ) -> str:
+        """
+        Create a new combat encounter record.
+
+        Args:
+            encounter: CombatEncounter instance to persist
+            session_id: Game session ID this encounter belongs to
+            user_id: Owner user ID for authorization
+
+        Returns:
+            encounter_id of created record
+        """
+        created_at = self._get_timestamp()
+
+        data = {
+            'sessionId': session_id,
+            'userId': user_id,
+            'status': encounter.status.value,
+            'roundNumber': encounter.round_number,
+            'currentTurnIndex': encounter.current_turn_index,
+            'turnOrder': json.dumps(encounter.turn_order),
+            'combatantsData': json.dumps([c.to_dict() for c in encounter.combatants]),
+            'combatLog': json.dumps(encounter.combat_log),
+            'created_at': created_at,
+        }
+
+        self.db.create_row(
+            table_id=self.ENCOUNTERS_TABLE,
+            data=data,
+            row_id=encounter.encounter_id
+        )
+
+        logger.info("Combat encounter created",
+                   encounter_id=encounter.encounter_id,
+                   session_id=session_id,
+                   combatant_count=len(encounter.combatants))
+
+        return encounter.encounter_id
+
+    def get_encounter(self, encounter_id: str) -> Optional[CombatEncounter]:
+        """
+        Get a combat encounter by ID.
+
+        Args:
+            encounter_id: Encounter ID to fetch
+
+        Returns:
+            CombatEncounter or None if not found
+        """
+        logger.info("Fetching encounter from database",
+                    encounter_id=encounter_id)
+
+        row = self.db.get_row(self.ENCOUNTERS_TABLE, encounter_id)
+        if not row:
+            logger.warning("Encounter not found", encounter_id=encounter_id)
+            return None
+
+        logger.info("Raw database row data",
+            encounter_id=encounter_id,
+            currentTurnIndex=row.data.get('currentTurnIndex'),
+            roundNumber=row.data.get('roundNumber'))
+
+        encounter = self._row_to_encounter(row.data, encounter_id)
+
+        logger.info("Encounter object created",
+            encounter_id=encounter_id,
+            current_turn_index=encounter.current_turn_index,
+            turn_order=encounter.turn_order)
+
+        return encounter
+
+    def get_encounter_by_session(
+        self,
+        session_id: str,
+        active_only: bool = True
+    ) -> Optional[CombatEncounter]:
+        """
+        Get combat encounter for a session.
+
+        Args:
+            session_id: Game session ID
+            active_only: If True, only return active encounters
+
+        Returns:
+            CombatEncounter or None if not found
+        """
+        queries = [Query.equal('sessionId', session_id)]
+        if active_only:
+            queries.append(Query.equal('status', CombatStatus.ACTIVE.value))
+
+        rows = self.db.list_rows(
+            table_id=self.ENCOUNTERS_TABLE,
+            queries=queries,
+            limit=1
+        )
+
+        if not rows:
+            return None
+
+        row = rows[0]
+        return self._row_to_encounter(row.data, row.id)
+
+    def get_user_active_encounters(self, user_id: str) -> List[CombatEncounter]:
+        """
+        Get all active encounters for a user.
+
+        Args:
+            user_id: User ID to query
+
+        Returns:
+            List of active CombatEncounter instances
+        """
+        rows = self.db.list_rows(
+            table_id=self.ENCOUNTERS_TABLE,
+            queries=[
+                Query.equal('userId', user_id),
+                Query.equal('status', CombatStatus.ACTIVE.value)
+            ],
+            limit=25
+        )
+
+        return [self._row_to_encounter(row.data, row.id) for row in rows]
+
+    def update_encounter(self, encounter: CombatEncounter) -> None:
+        """
+        Update an existing combat encounter.
+
+        Call this after each action to persist the updated state.
+
+        Args:
+            encounter: CombatEncounter with updated state
+        """
+        data = {
+            'status': encounter.status.value,
+            'roundNumber': encounter.round_number,
+            'currentTurnIndex': encounter.current_turn_index,
+            'turnOrder': json.dumps(encounter.turn_order),
+            'combatantsData': json.dumps([c.to_dict() for c in encounter.combatants]),
+            'combatLog': json.dumps(encounter.combat_log),
+        }
+
+        logger.info("Saving encounter to database",
+            encounter_id=encounter.encounter_id,
+            current_turn_index=encounter.current_turn_index,
+            combat_log_entries=len(encounter.combat_log))
+
+        self.db.update_row(
+            table_id=self.ENCOUNTERS_TABLE,
+            row_id=encounter.encounter_id,
+            data=data
+        )
+
+        logger.info("Encounter saved successfully",
+            encounter_id=encounter.encounter_id)
+
+    def end_encounter(
+        self,
+        encounter_id: str,
+        status: CombatStatus
+    ) -> None:
+        """
+        Mark an encounter as ended.
+
+        Args:
+            encounter_id: Encounter ID to end
+            status: Final status (VICTORY, DEFEAT, FLED)
+        """
+        ended_at = self._get_timestamp()
+
+        data = {
+            'status': status.value,
+            'ended_at': ended_at,
+        }
+
+        self.db.update_row(
+            table_id=self.ENCOUNTERS_TABLE,
+            row_id=encounter_id,
+            data=data
+        )
+
+        logger.info("Combat encounter ended",
+                   encounter_id=encounter_id,
+                   status=status.value)
+
+    def delete_encounter(self, encounter_id: str) -> bool:
+        """
+        Delete an encounter and all its rounds.
+
+        Args:
+            encounter_id: Encounter ID to delete
+
+        Returns:
+            True if deleted successfully
+        """
+        # Delete rounds first
+        self._delete_rounds_for_encounter(encounter_id)
+
+        # Delete encounter
+        result = self.db.delete_row(self.ENCOUNTERS_TABLE, encounter_id)
+
+        logger.info("Combat encounter deleted", encounter_id=encounter_id)
+        return result
+
+    # =========================================================================
+    # Round Operations
+    # =========================================================================
+
+    def save_round(
+        self,
+        encounter_id: str,
+        session_id: str,
+        round_number: int,
+        actions: List[Dict[str, Any]],
+        states_start: List[Combatant],
+        states_end: List[Combatant]
+    ) -> str:
+        """
+        Save a completed round's data for history/replay.
+
+        Call this at the end of each round (after all combatants have acted).
+
+        Args:
+            encounter_id: Parent encounter ID
+            session_id: Game session ID (denormalized for queries)
+            round_number: Round number (1-indexed)
+            actions: List of all actions taken this round
+            states_start: Combatant states at round start
+            states_end: Combatant states at round end
+
+        Returns:
+            round_id of created record
+        """
+        round_id = f"rnd_{uuid4().hex[:12]}"
+        created_at = self._get_timestamp()
+
+        data = {
+            'encounterId': encounter_id,
+            'sessionId': session_id,
+            'roundNumber': round_number,
+            'actionsData': json.dumps(actions),
+            'combatantStatesStart': json.dumps([c.to_dict() for c in states_start]),
+            'combatantStatesEnd': json.dumps([c.to_dict() for c in states_end]),
+            'created_at': created_at,
+        }
+
+        self.db.create_row(
+            table_id=self.ROUNDS_TABLE,
+            data=data,
+            row_id=round_id
+        )
+
+        logger.debug("Combat round saved",
+                    round_id=round_id,
+                    encounter_id=encounter_id,
+                    round_number=round_number,
+                    action_count=len(actions))
+
+        return round_id
+
+    def get_encounter_rounds(
+        self,
+        encounter_id: str,
+        limit: int = 100
+    ) -> List[Dict[str, Any]]:
+        """
+        Get all rounds for an encounter, ordered by round number.
+
+        Args:
+            encounter_id: Encounter ID to fetch rounds for
+            limit: Maximum number of rounds to return
+
+        Returns:
+            List of round data dictionaries
+        """
+        rows = self.db.list_rows(
+            table_id=self.ROUNDS_TABLE,
+            queries=[Query.equal('encounterId', encounter_id)],
+            limit=limit
+        )
+
+        rounds = []
+        for row in rows:
+            rounds.append({
+                'round_id': row.id,
+                'round_number': row.data.get('roundNumber'),
+                'actions': json.loads(row.data.get('actionsData', '[]')),
+                'states_start': json.loads(row.data.get('combatantStatesStart', '[]')),
+                'states_end': json.loads(row.data.get('combatantStatesEnd', '[]')),
+                'created_at': row.data.get('created_at'),
+            })
+
+        # Sort by round number
+        return sorted(rounds, key=lambda r: r['round_number'])
+
+    def get_session_combat_history(
+        self,
+        session_id: str,
+        limit: int = 50
+    ) -> List[Dict[str, Any]]:
+        """
+        Get combat history for a session.
+
+        Returns summary of all encounters for the session.
+
+        Args:
+            session_id: Game session ID
+            limit: Maximum encounters to return
+
+        Returns:
+            List of encounter summaries
+        """
+        rows = self.db.list_rows(
+            table_id=self.ENCOUNTERS_TABLE,
+            queries=[Query.equal('sessionId', session_id)],
+            limit=limit
+        )
+
+        history = []
+        for row in rows:
+            history.append({
+                'encounter_id': row.id,
+                'status': row.data.get('status'),
+                'round_count': row.data.get('roundNumber', 1),
+                'created_at': row.data.get('created_at'),
+                'ended_at': row.data.get('ended_at'),
+            })
+
+        # Sort by created_at descending (newest first)
+        return sorted(history, key=lambda h: h['created_at'] or '', reverse=True)
+
+    # =========================================================================
+    # Cleanup Operations
+    # =========================================================================
+
+    def delete_encounters_by_session(self, session_id: str) -> int:
+        """
+        Delete all encounters for a session.
+
+        Call this when a session is deleted.
+
+        Args:
+            session_id: Session ID to clean up
+
+        Returns:
+            Number of encounters deleted
+        """
+        rows = self.db.list_rows(
+            table_id=self.ENCOUNTERS_TABLE,
+            queries=[Query.equal('sessionId', session_id)],
+            limit=100
+        )
+
+        deleted = 0
+        for row in rows:
+            # Delete rounds first
+            self._delete_rounds_for_encounter(row.id)
+            # Delete encounter
+            self.db.delete_row(self.ENCOUNTERS_TABLE, row.id)
+            deleted += 1
+
+        if deleted > 0:
+            logger.info("Deleted encounters for session",
+                       session_id=session_id,
+                       deleted_count=deleted)
+
+        return deleted
+
+    def delete_old_encounters(
+        self,
+        older_than_days: int = DEFAULT_RETENTION_DAYS
+    ) -> int:
+        """
+        Delete ended encounters older than specified days.
+
+        This is the main cleanup method for time-based retention.
+        Should be scheduled to run periodically (daily recommended).
+
+        Args:
+            older_than_days: Delete encounters ended more than this many days ago
+
+        Returns:
+            Number of encounters deleted
+        """
+        cutoff = datetime.now(timezone.utc) - timedelta(days=older_than_days)
+        cutoff_str = cutoff.isoformat().replace("+00:00", "Z")
+
+        # Find old ended encounters
+        # Note: We only delete ended encounters, not active ones
+        rows = self.db.list_rows(
+            table_id=self.ENCOUNTERS_TABLE,
+            queries=[
+                Query.notEqual('status', CombatStatus.ACTIVE.value),
+                Query.lessThan('created_at', cutoff_str)
+            ],
+            limit=100
+        )
+
+        deleted = 0
+        for row in rows:
+            self._delete_rounds_for_encounter(row.id)
+            self.db.delete_row(self.ENCOUNTERS_TABLE, row.id)
+            deleted += 1
+
+        if deleted > 0:
+            logger.info("Deleted old combat encounters",
+                       deleted_count=deleted,
+                       older_than_days=older_than_days)
+
+        return deleted
+
+    # =========================================================================
+    # Helper Methods
+    # =========================================================================
+
+    def _delete_rounds_for_encounter(self, encounter_id: str) -> int:
+        """
+        Delete all rounds for an encounter.
+
+        Args:
+            encounter_id: Encounter ID
+
+        Returns:
+            Number of rounds deleted
+        """
+        rows = self.db.list_rows(
+            table_id=self.ROUNDS_TABLE,
+            queries=[Query.equal('encounterId', encounter_id)],
+            limit=100
+        )
+
+        for row in rows:
+            self.db.delete_row(self.ROUNDS_TABLE, row.id)
+
+        return len(rows)
+
+    def _row_to_encounter(
+        self,
+        data: Dict[str, Any],
+        encounter_id: str
+    ) -> CombatEncounter:
+        """
+        Convert database row data to CombatEncounter object.
+
+        Args:
+            data: Row data dictionary
+            encounter_id: Encounter ID
+
+        Returns:
+            Deserialized CombatEncounter
+        """
+        # Parse JSON fields
+        combatants_data = json.loads(data.get('combatantsData', '[]'))
+        combatants = [Combatant.from_dict(c) for c in combatants_data]
+
+        turn_order = json.loads(data.get('turnOrder', '[]'))
+        combat_log = json.loads(data.get('combatLog', '[]'))
+
+        # Parse status enum
+        status_str = data.get('status', 'active')
+        status = CombatStatus(status_str)
+
+        return CombatEncounter(
+            encounter_id=encounter_id,
+            combatants=combatants,
+            turn_order=turn_order,
+            current_turn_index=data.get('currentTurnIndex', 0),
+            round_number=data.get('roundNumber', 1),
+            combat_log=combat_log,
+            status=status,
+        )
+
+    def _get_timestamp(self) -> str:
+        """Get current UTC timestamp in ISO format."""
+        return datetime.now(timezone.utc).isoformat().replace("+00:00", "Z")
+
+
+# =============================================================================
+# Global Instance
+# =============================================================================
+
+_repository_instance: Optional[CombatRepository] = None
+
+
+def get_combat_repository() -> CombatRepository:
+    """
+    Get the global CombatRepository instance.
+
+    Returns:
+        Singleton CombatRepository instance
+    """
+    global _repository_instance
+    if _repository_instance is None:
+        _repository_instance = CombatRepository()
+    return _repository_instance

api/app/services/combat_service.py

@@ -30,6 +30,10 @@ from app.services.combat_loot_service import (
     CombatLootService,
     LootContext
 )
+from app.services.combat_repository import (
+    get_combat_repository,
+    CombatRepository
+)
 from app.utils.logging import get_logger
 
 logger = get_logger(__file__)
@@ -99,6 +103,7 @@ class ActionResult:
     combat_ended: bool = False
     combat_status: Optional[CombatStatus] = None
     next_combatant_id: Optional[str] = None
+    next_is_player: bool = True  # True if next turn is player's
     turn_effects: List[Dict[str, Any]] = field(default_factory=list)
 
     def to_dict(self) -> Dict[str, Any]:
@@ -120,6 +125,7 @@ class ActionResult:
             "combat_ended": self.combat_ended,
             "combat_status": self.combat_status.value if self.combat_status else None,
             "next_combatant_id": self.next_combatant_id,
+            "next_is_player": self.next_is_player,
             "turn_effects": self.turn_effects,
         }
 
@@ -203,6 +209,7 @@ class CombatService:
         self.enemy_loader = get_enemy_loader()
         self.ability_loader = AbilityLoader()
         self.loot_service = get_combat_loot_service()
+        self.combat_repository = get_combat_repository()
 
         logger.info("CombatService initialized")
 
@@ -283,9 +290,18 @@ class CombatService:
         # Initialize combat (roll initiative, set turn order)
         encounter.initialize_combat()
 
-        # Store in session
-        session.start_combat(encounter)
-        self.session_service.update_session(session, user_id)
+        # Save encounter to dedicated table
+        self.combat_repository.create_encounter(
+            encounter=encounter,
+            session_id=session_id,
+            user_id=user_id
+        )
+
+        # Update session with reference to encounter (not inline data)
+        session.active_combat_encounter_id = encounter.encounter_id
+        session.combat_encounter = None  # Clear legacy inline storage
+        session.update_activity()
+        self.session_service.update_session(session)
 
         logger.info("Combat started",
                    session_id=session_id,
@@ -303,6 +319,9 @@ class CombatService:
         """
         Get current combat state for a session.
 
+        Uses the new database-backed storage, with fallback to legacy
+        inline session storage for backward compatibility.
+
         Args:
             session_id: Game session ID
             user_id: User ID for authorization
@@ -311,7 +330,66 @@ class CombatService:
             CombatEncounter if in combat, None otherwise
         """
         session = self.session_service.get_session(session_id, user_id)
-        return session.combat_encounter
+
+        # New system: Check for reference to combat_encounters table
+        if session.active_combat_encounter_id:
+            encounter = self.combat_repository.get_encounter(
+                session.active_combat_encounter_id
+            )
+            if encounter:
+                return encounter
+            # Reference exists but encounter not found - clear stale reference
+            logger.warning("Stale combat encounter reference, clearing",
+                          session_id=session_id,
+                          encounter_id=session.active_combat_encounter_id)
+            session.active_combat_encounter_id = None
+            self.session_service.update_session(session)
+            return None
+
+        # Legacy fallback: Check inline combat data and migrate if present
+        if session.combat_encounter:
+            return self._migrate_inline_encounter(session, user_id)
+
+        return None
+
+    def _migrate_inline_encounter(
+        self,
+        session,
+        user_id: str
+    ) -> CombatEncounter:
+        """
+        Migrate legacy inline combat encounter to database table.
+
+        This provides backward compatibility by automatically migrating
+        existing inline combat data to the new database-backed system
+        on first access.
+
+        Args:
+            session: GameSession with inline combat_encounter
+            user_id: User ID
+
+        Returns:
+            The migrated CombatEncounter
+        """
+        encounter = session.combat_encounter
+
+        logger.info("Migrating inline combat encounter to database",
+                   session_id=session.session_id,
+                   encounter_id=encounter.encounter_id)
+
+        # Save to repository
+        self.combat_repository.create_encounter(
+            encounter=encounter,
+            session_id=session.session_id,
+            user_id=user_id
+        )
+
+        # Update session to use reference
+        session.active_combat_encounter_id = encounter.encounter_id
+        session.combat_encounter = None  # Clear inline data
+        self.session_service.update_session(session)
+
+        return encounter
 
     def end_combat(
         self,
@@ -339,7 +417,11 @@ class CombatService:
         if not session.is_in_combat():
             raise NotInCombatError("Session is not in combat")
 
-        encounter = session.combat_encounter
+        # Get encounter from repository (or legacy inline)
+        encounter = self.get_combat_state(session_id, user_id)
+        if not encounter:
+            raise NotInCombatError("Combat encounter not found")
+
         encounter.status = outcome
 
         # Calculate rewards if victory
@@ -347,12 +429,22 @@ class CombatService:
         if outcome == CombatStatus.VICTORY:
             rewards = self._calculate_rewards(encounter, session, user_id)
 
-        # End combat on session
-        session.end_combat()
-        self.session_service.update_session(session, user_id)
+        # End encounter in repository
+        if session.active_combat_encounter_id:
+            self.combat_repository.end_encounter(
+                encounter_id=session.active_combat_encounter_id,
+                status=outcome
+            )
+
+        # Clear session combat reference
+        session.active_combat_encounter_id = None
+        session.combat_encounter = None  # Also clear legacy field
+        session.update_activity()
+        self.session_service.update_session(session)
 
         logger.info("Combat ended",
                    session_id=session_id,
+                   encounter_id=encounter.encounter_id,
                    outcome=outcome.value,
                    xp_earned=rewards.experience,
                    gold_earned=rewards.gold)
@@ -396,7 +488,10 @@ class CombatService:
         if not session.is_in_combat():
             raise NotInCombatError("Session is not in combat")
 
-        encounter = session.combat_encounter
+        # Get encounter from repository
+        encounter = self.get_combat_state(session_id, user_id)
+        if not encounter:
+            raise NotInCombatError("Combat encounter not found")
 
         # Validate it's this combatant's turn
         current = encounter.get_current_combatant()
@@ -455,15 +550,29 @@ class CombatService:
                 rewards = self._calculate_rewards(encounter, session, user_id)
                 result.message += f" Victory! Earned {rewards.experience} XP and {rewards.gold} gold."
 
-            session.end_combat()
+            # End encounter in repository
+            if session.active_combat_encounter_id:
+                self.combat_repository.end_encounter(
+                    encounter_id=session.active_combat_encounter_id,
+                    status=status
+                )
+
+            # Clear session combat reference
+            session.active_combat_encounter_id = None
+            session.combat_encounter = None
         else:
-            # Advance turn
+            # Advance turn and save to repository
             self._advance_turn_and_save(encounter, session, user_id)
             next_combatant = encounter.get_current_combatant()
-            result.next_combatant_id = next_combatant.combatant_id if next_combatant else None
+            if next_combatant:
+                result.next_combatant_id = next_combatant.combatant_id
+                result.next_is_player = next_combatant.is_player
+            else:
+                result.next_combatant_id = None
+                result.next_is_player = True
 
         # Save session state
-        self.session_service.update_session(session, user_id)
+        self.session_service.update_session(session)
 
         return result
 
@@ -487,7 +596,11 @@ class CombatService:
         if not session.is_in_combat():
             raise NotInCombatError("Session is not in combat")
 
-        encounter = session.combat_encounter
+        # Get encounter from repository
+        encounter = self.get_combat_state(session_id, user_id)
+        if not encounter:
+            raise NotInCombatError("Combat encounter not found")
+
         current = encounter.get_current_combatant()
 
         if not current:
@@ -496,9 +609,55 @@ class CombatService:
         if current.is_player:
             raise InvalidActionError("Current combatant is a player, not an enemy")
 
+        # Check if the enemy is dead (shouldn't happen with fixed advance_turn, but defensive)
+        if current.is_dead():
+            # Skip this dead enemy's turn and advance
+            self._advance_turn_and_save(encounter, session, user_id)
+            next_combatant = encounter.get_current_combatant()
+            return ActionResult(
+                success=True,
+                message=f"{current.name} is defeated and cannot act.",
+                next_combatant_id=next_combatant.combatant_id if next_combatant else None,
+                next_is_player=next_combatant.is_player if next_combatant else True,
+            )
+
         # Process start-of-turn effects
         turn_effects = encounter.start_turn()
 
+        # Check if enemy died from DoT effects at turn start
+        if current.is_dead():
+            # Check if combat ended
+            combat_status = encounter.check_end_condition()
+            if combat_status in [CombatStatus.VICTORY, CombatStatus.DEFEAT]:
+                encounter.status = combat_status
+                result = ActionResult(
+                    success=True,
+                    message=f"{current.name} was defeated by damage over time!",
+                    combat_ended=True,
+                    combat_status=combat_status,
+                    turn_effects=turn_effects,
+                )
+                if session.active_combat_encounter_id:
+                    self.combat_repository.end_encounter(
+                        encounter_id=session.active_combat_encounter_id,
+                        status=combat_status
+                    )
+                session.active_combat_encounter_id = None
+                session.combat_encounter = None
+                self.session_service.update_session(session)
+                return result
+            else:
+                # Advance past the dead enemy
+                self._advance_turn_and_save(encounter, session, user_id)
+                next_combatant = encounter.get_current_combatant()
+                return ActionResult(
+                    success=True,
+                    message=f"{current.name} was defeated by damage over time!",
+                    next_combatant_id=next_combatant.combatant_id if next_combatant else None,
+                    next_is_player=next_combatant.is_player if next_combatant else True,
+                    turn_effects=turn_effects,
+                )
+
         # Check if stunned
         if current.is_stunned():
             result = ActionResult(
@@ -539,14 +698,39 @@ class CombatService:
         if status != CombatStatus.ACTIVE:
             result.combat_ended = True
             result.combat_status = status
-            session.end_combat()
+
+            # End encounter in repository
+            if session.active_combat_encounter_id:
+                self.combat_repository.end_encounter(
+                    encounter_id=session.active_combat_encounter_id,
+                    status=status
+                )
+
+            # Clear session combat reference
+            session.active_combat_encounter_id = None
+            session.combat_encounter = None
         else:
+            logger.info("Combat still active, advancing turn",
+                session_id=session_id,
+                encounter_id=encounter.encounter_id)
             self._advance_turn_and_save(encounter, session, user_id)
             next_combatant = encounter.get_current_combatant()
-            result.next_combatant_id = next_combatant.combatant_id if next_combatant else None
+            logger.info("Next combatant determined",
+                next_combatant_id=next_combatant.combatant_id if next_combatant else None,
+                next_is_player=next_combatant.is_player if next_combatant else None)
+            if next_combatant:
+                result.next_combatant_id = next_combatant.combatant_id
+                result.next_is_player = next_combatant.is_player
+            else:
+                result.next_combatant_id = None
+                result.next_is_player = True
 
-        self.session_service.update_session(session, user_id)
+        self.session_service.update_session(session)
 
+        logger.info("Enemy turn complete, returning result",
+            session_id=session_id,
+            next_combatant_id=result.next_combatant_id,
+            next_is_player=result.next_is_player)
         return result
 
     # =========================================================================
@@ -1146,9 +1330,25 @@ class CombatService:
         session,
         user_id: str
     ) -> None:
-        """Advance the turn and save session state."""
+        """Advance the turn and save encounter state to repository."""
+        logger.info("_advance_turn_and_save called",
+            encounter_id=encounter.encounter_id,
+            before_turn_index=encounter.current_turn_index,
+            combat_log_count=len(encounter.combat_log))
+
         encounter.advance_turn()
 
+        logger.info("Turn advanced, now saving",
+            encounter_id=encounter.encounter_id,
+            after_turn_index=encounter.current_turn_index,
+            combat_log_count=len(encounter.combat_log))
+
+        # Save encounter to repository
+        self.combat_repository.update_encounter(encounter)
+
+        logger.info("Encounter saved",
+            encounter_id=encounter.encounter_id)
+
 
 # =============================================================================
 # Global Instance

api/app/services/database_init.py

@@ -106,6 +106,24 @@ class DatabaseInitService:
             logger.error("Failed to initialize chat_messages table", error=str(e))
             results['chat_messages'] = False
 
+        # Initialize combat_encounters table
+        try:
+            self.init_combat_encounters_table()
+            results['combat_encounters'] = True
+            logger.info("Combat encounters table initialized successfully")
+        except Exception as e:
+            logger.error("Failed to initialize combat_encounters table", error=str(e))
+            results['combat_encounters'] = False
+
+        # Initialize combat_rounds table
+        try:
+            self.init_combat_rounds_table()
+            results['combat_rounds'] = True
+            logger.info("Combat rounds table initialized successfully")
+        except Exception as e:
+            logger.error("Failed to initialize combat_rounds table", error=str(e))
+            results['combat_rounds'] = False
+
         success_count = sum(1 for v in results.values() if v)
         total_count = len(results)
 
@@ -746,6 +764,326 @@ class DatabaseInitService:
                         code=e.code)
             raise
 
+    def init_combat_encounters_table(self) -> bool:
+        """
+        Initialize the combat_encounters table for storing combat encounter state.
+
+        Table schema:
+        - sessionId (string, required): Game session ID (FK to game_sessions)
+        - userId (string, required): Owner user ID for authorization
+        - status (string, required): Combat status (active, victory, defeat, fled)
+        - roundNumber (integer, required): Current round number
+        - currentTurnIndex (integer, required): Index in turn_order for current turn
+        - turnOrder (string, required): JSON array of combatant IDs in initiative order
+        - combatantsData (string, required): JSON array of Combatant objects (full state)
+        - combatLog (string, optional): JSON array of all combat log entries
+        - created_at (string, required): ISO timestamp of combat start
+        - ended_at (string, optional): ISO timestamp when combat ended
+
+        Indexes:
+        - idx_sessionId: Session-based lookups
+        - idx_userId_status: User's active combats query
+        - idx_status_created_at: Time-based cleanup queries
+
+        Returns:
+            True if successful
+
+        Raises:
+            AppwriteException: If table creation fails
+        """
+        table_id = 'combat_encounters'
+
+        logger.info("Initializing combat_encounters table", table_id=table_id)
+
+        try:
+            # Check if table already exists
+            try:
+                self.tables_db.get_table(
+                    database_id=self.database_id,
+                    table_id=table_id
+                )
+                logger.info("Combat encounters table already exists", table_id=table_id)
+                return True
+            except AppwriteException as e:
+                if e.code != 404:
+                    raise
+                logger.info("Combat encounters table does not exist, creating...")
+
+            # Create table
+            logger.info("Creating combat_encounters table")
+            table = self.tables_db.create_table(
+                database_id=self.database_id,
+                table_id=table_id,
+                name='Combat Encounters'
+            )
+            logger.info("Combat encounters table created", table_id=table['$id'])
+
+            # Create columns
+            self._create_column(
+                table_id=table_id,
+                column_id='sessionId',
+                column_type='string',
+                size=255,
+                required=True
+            )
+
+            self._create_column(
+                table_id=table_id,
+                column_id='userId',
+                column_type='string',
+                size=255,
+                required=True
+            )
+
+            self._create_column(
+                table_id=table_id,
+                column_id='status',
+                column_type='string',
+                size=20,
+                required=True
+            )
+
+            self._create_column(
+                table_id=table_id,
+                column_id='roundNumber',
+                column_type='integer',
+                required=True
+            )
+
+            self._create_column(
+                table_id=table_id,
+                column_id='currentTurnIndex',
+                column_type='integer',
+                required=True
+            )
+
+            self._create_column(
+                table_id=table_id,
+                column_id='turnOrder',
+                column_type='string',
+                size=2000,  # JSON array of combatant IDs
+                required=True
+            )
+
+            self._create_column(
+                table_id=table_id,
+                column_id='combatantsData',
+                column_type='string',
+                size=65535,  # Large text field for JSON combatant array
+                required=True
+            )
+
+            self._create_column(
+                table_id=table_id,
+                column_id='combatLog',
+                column_type='string',
+                size=65535,  # Large text field for combat log
+                required=False
+            )
+
+            self._create_column(
+                table_id=table_id,
+                column_id='created_at',
+                column_type='string',
+                size=50,  # ISO timestamp format
+                required=True
+            )
+
+            self._create_column(
+                table_id=table_id,
+                column_id='ended_at',
+                column_type='string',
+                size=50,  # ISO timestamp format
+                required=False
+            )
+
+            # Wait for columns to fully propagate
+            logger.info("Waiting for columns to propagate before creating indexes...")
+            time.sleep(2)
+
+            # Create indexes
+            self._create_index(
+                table_id=table_id,
+                index_id='idx_sessionId',
+                index_type='key',
+                attributes=['sessionId']
+            )
+
+            self._create_index(
+                table_id=table_id,
+                index_id='idx_userId_status',
+                index_type='key',
+                attributes=['userId', 'status']
+            )
+
+            self._create_index(
+                table_id=table_id,
+                index_id='idx_status_created_at',
+                index_type='key',
+                attributes=['status', 'created_at']
+            )
+
+            logger.info("Combat encounters table initialized successfully", table_id=table_id)
+            return True
+
+        except AppwriteException as e:
+            logger.error("Failed to initialize combat_encounters table",
+                        table_id=table_id,
+                        error=str(e),
+                        code=e.code)
+            raise
+
+    def init_combat_rounds_table(self) -> bool:
+        """
+        Initialize the combat_rounds table for storing per-round action history.
+
+        Table schema:
+        - encounterId (string, required): FK to combat_encounters
+        - sessionId (string, required): Denormalized for efficient queries
+        - roundNumber (integer, required): Round number (1-indexed)
+        - actionsData (string, required): JSON array of all actions in this round
+        - combatantStatesStart (string, required): JSON snapshot of combatant states at round start
+        - combatantStatesEnd (string, required): JSON snapshot of combatant states at round end
+        - created_at (string, required): ISO timestamp when round completed
+
+        Indexes:
+        - idx_encounterId: Encounter-based lookups
+        - idx_encounterId_roundNumber: Ordered retrieval of rounds
+        - idx_sessionId: Session-based queries
+        - idx_created_at: Time-based cleanup
+
+        Returns:
+            True if successful
+
+        Raises:
+            AppwriteException: If table creation fails
+        """
+        table_id = 'combat_rounds'
+
+        logger.info("Initializing combat_rounds table", table_id=table_id)
+
+        try:
+            # Check if table already exists
+            try:
+                self.tables_db.get_table(
+                    database_id=self.database_id,
+                    table_id=table_id
+                )
+                logger.info("Combat rounds table already exists", table_id=table_id)
+                return True
+            except AppwriteException as e:
+                if e.code != 404:
+                    raise
+                logger.info("Combat rounds table does not exist, creating...")
+
+            # Create table
+            logger.info("Creating combat_rounds table")
+            table = self.tables_db.create_table(
+                database_id=self.database_id,
+                table_id=table_id,
+                name='Combat Rounds'
+            )
+            logger.info("Combat rounds table created", table_id=table['$id'])
+
+            # Create columns
+            self._create_column(
+                table_id=table_id,
+                column_id='encounterId',
+                column_type='string',
+                size=36,  # UUID format: enc_xxxxxxxxxxxx
+                required=True
+            )
+
+            self._create_column(
+                table_id=table_id,
+                column_id='sessionId',
+                column_type='string',
+                size=255,
+                required=True
+            )
+
+            self._create_column(
+                table_id=table_id,
+                column_id='roundNumber',
+                column_type='integer',
+                required=True
+            )
+
+            self._create_column(
+                table_id=table_id,
+                column_id='actionsData',
+                column_type='string',
+                size=65535,  # JSON array of action objects
+                required=True
+            )
+
+            self._create_column(
+                table_id=table_id,
+                column_id='combatantStatesStart',
+                column_type='string',
+                size=65535,  # JSON snapshot of combatant states
+                required=True
+            )
+
+            self._create_column(
+                table_id=table_id,
+                column_id='combatantStatesEnd',
+                column_type='string',
+                size=65535,  # JSON snapshot of combatant states
+                required=True
+            )
+
+            self._create_column(
+                table_id=table_id,
+                column_id='created_at',
+                column_type='string',
+                size=50,  # ISO timestamp format
+                required=True
+            )
+
+            # Wait for columns to fully propagate
+            logger.info("Waiting for columns to propagate before creating indexes...")
+            time.sleep(2)
+
+            # Create indexes
+            self._create_index(
+                table_id=table_id,
+                index_id='idx_encounterId',
+                index_type='key',
+                attributes=['encounterId']
+            )
+
+            self._create_index(
+                table_id=table_id,
+                index_id='idx_encounterId_roundNumber',
+                index_type='key',
+                attributes=['encounterId', 'roundNumber']
+            )
+
+            self._create_index(
+                table_id=table_id,
+                index_id='idx_sessionId',
+                index_type='key',
+                attributes=['sessionId']
+            )
+
+            self._create_index(
+                table_id=table_id,
+                index_id='idx_created_at',
+                index_type='key',
+                attributes=['created_at']
+            )
+
+            logger.info("Combat rounds table initialized successfully", table_id=table_id)
+            return True
+
+        except AppwriteException as e:
+            logger.error("Failed to initialize combat_rounds table",
+                        table_id=table_id,
+                        error=str(e),
+                        code=e.code)
+            raise
+
     def _create_column(
         self,
         table_id: str,

api/app/services/session_service.py

@@ -272,9 +272,9 @@ class SessionService:
             session_json = json.dumps(session_dict)
 
             # Update in database
-            self.db.update_document(
-                collection_id=self.collection_id,
-                document_id=session.session_id,
+            self.db.update_row(
+                table_id=self.collection_id,
+                row_id=session.session_id,
                 data={
                     'sessionData': session_json,
                     'status': session.status.value

api/app/tasks/combat_cleanup.py

@@ -0,0 +1,144 @@
+"""
+Combat Cleanup Tasks.
+
+This module provides scheduled tasks for cleaning up ended combat
+encounters that are older than the retention period.
+
+The cleanup can be scheduled to run periodically (daily recommended)
+via APScheduler, cron, or manual invocation.
+
+Usage:
+    # Manual invocation
+    from app.tasks.combat_cleanup import cleanup_old_combat_encounters
+    result = cleanup_old_combat_encounters(older_than_days=7)
+
+    # Via APScheduler
+    scheduler.add_job(
+        cleanup_old_combat_encounters,
+        'interval',
+        days=1,
+        kwargs={'older_than_days': 7}
+    )
+"""
+
+from typing import Dict, Any
+
+from app.services.combat_repository import get_combat_repository
+from app.utils.logging import get_logger
+
+logger = get_logger(__file__)
+
+
+# Default retention period in days
+DEFAULT_RETENTION_DAYS = 7
+
+
+def cleanup_old_combat_encounters(
+    older_than_days: int = DEFAULT_RETENTION_DAYS
+) -> Dict[str, Any]:
+    """
+    Delete ended combat encounters older than specified days.
+
+    This is the main cleanup function for time-based retention.
+    Should be scheduled to run periodically (daily recommended).
+
+    Only deletes ENDED encounters (victory, defeat, fled) - active
+    encounters are never deleted.
+
+    Args:
+        older_than_days: Number of days after which to delete ended combats.
+                        Default is 7 days.
+
+    Returns:
+        Dict containing:
+        - deleted_encounters: Number of encounters deleted
+        - deleted_rounds: Approximate rounds deleted (cascaded)
+        - older_than_days: The threshold used
+        - success: Whether the operation completed successfully
+        - error: Error message if failed
+
+    Example:
+        >>> result = cleanup_old_combat_encounters(older_than_days=7)
+        >>> print(f"Deleted {result['deleted_encounters']} encounters")
+    """
+    logger.info("Starting combat encounter cleanup",
+               older_than_days=older_than_days)
+
+    try:
+        repo = get_combat_repository()
+        deleted_count = repo.delete_old_encounters(older_than_days)
+
+        result = {
+            "deleted_encounters": deleted_count,
+            "older_than_days": older_than_days,
+            "success": True,
+            "error": None
+        }
+
+        logger.info("Combat encounter cleanup completed successfully",
+                   deleted_count=deleted_count,
+                   older_than_days=older_than_days)
+
+        return result
+
+    except Exception as e:
+        logger.error("Combat encounter cleanup failed",
+                    error=str(e),
+                    older_than_days=older_than_days)
+
+        return {
+            "deleted_encounters": 0,
+            "older_than_days": older_than_days,
+            "success": False,
+            "error": str(e)
+        }
+
+
+def cleanup_encounters_for_session(session_id: str) -> Dict[str, Any]:
+    """
+    Delete all combat encounters for a specific session.
+
+    Call this when a session is being deleted to clean up
+    associated combat data.
+
+    Args:
+        session_id: The session ID to clean up
+
+    Returns:
+        Dict containing:
+        - deleted_encounters: Number of encounters deleted
+        - session_id: The session ID processed
+        - success: Whether the operation completed successfully
+        - error: Error message if failed
+    """
+    logger.info("Cleaning up combat encounters for session",
+               session_id=session_id)
+
+    try:
+        repo = get_combat_repository()
+        deleted_count = repo.delete_encounters_by_session(session_id)
+
+        result = {
+            "deleted_encounters": deleted_count,
+            "session_id": session_id,
+            "success": True,
+            "error": None
+        }
+
+        logger.info("Session combat cleanup completed",
+                   session_id=session_id,
+                   deleted_count=deleted_count)
+
+        return result
+
+    except Exception as e:
+        logger.error("Session combat cleanup failed",
+                    session_id=session_id,
+                    error=str(e))
+
+        return {
+            "deleted_encounters": 0,
+            "session_id": session_id,
+            "success": False,
+            "error": str(e)
+        }

api/scripts/migrate_combat_data.py

@@ -0,0 +1,245 @@
+#!/usr/bin/env python3
+"""
+Combat Data Migration Script.
+
+This script migrates existing inline combat encounter data from game_sessions
+to the dedicated combat_encounters table.
+
+The migration is idempotent - it's safe to run multiple times. Sessions that
+have already been migrated (have active_combat_encounter_id) are skipped.
+
+Usage:
+    python scripts/migrate_combat_data.py
+
+Note:
+    - Run this after deploying the new combat database schema
+    - The application handles automatic migration on-demand, so this is optional
+    - This script is useful for proactively migrating all data at once
+"""
+
+import sys
+import os
+import json
+from pathlib import Path
+
+# Add project root to path
+project_root = Path(__file__).parent.parent
+sys.path.insert(0, str(project_root))
+
+from dotenv import load_dotenv
+
+# Load environment variables before importing app modules
+load_dotenv()
+
+from app.services.database_service import get_database_service
+from app.services.combat_repository import get_combat_repository
+from app.models.session import GameSession
+from app.models.combat import CombatEncounter
+from app.utils.logging import get_logger
+
+logger = get_logger(__file__)
+
+
+def migrate_inline_combat_encounters() -> dict:
+    """
+    Migrate all inline combat encounters to the dedicated table.
+
+    Scans all game sessions for inline combat_encounter data and migrates
+    them to the combat_encounters table. Updates sessions to use the new
+    active_combat_encounter_id reference.
+
+    Returns:
+        Dict with migration statistics:
+        - total_sessions: Number of sessions scanned
+        - migrated: Number of sessions with combat data migrated
+        - skipped: Number of sessions already migrated or without combat
+        - errors: Number of sessions that failed to migrate
+    """
+    db = get_database_service()
+    repo = get_combat_repository()
+
+    stats = {
+        'total_sessions': 0,
+        'migrated': 0,
+        'skipped': 0,
+        'errors': 0,
+        'error_details': []
+    }
+
+    print("Scanning game_sessions for inline combat data...")
+
+    # Query all sessions (paginated)
+    offset = 0
+    limit = 100
+
+    while True:
+        try:
+            rows = db.list_rows(
+                table_id='game_sessions',
+                limit=limit,
+                offset=offset
+            )
+        except Exception as e:
+            logger.error("Failed to query sessions", error=str(e))
+            print(f"Error querying sessions: {e}")
+            break
+
+        if not rows:
+            break
+
+        for row in rows:
+            stats['total_sessions'] += 1
+            session_id = row.id
+
+            try:
+                # Parse session data
+                session_json = row.data.get('sessionData', '{}')
+                session_data = json.loads(session_json)
+
+                # Check if already migrated (has reference, no inline data)
+                if (session_data.get('active_combat_encounter_id') and
+                    not session_data.get('combat_encounter')):
+                    stats['skipped'] += 1
+                    continue
+
+                # Check if has inline combat data to migrate
+                combat_data = session_data.get('combat_encounter')
+                if not combat_data:
+                    stats['skipped'] += 1
+                    continue
+
+                # Parse combat encounter
+                encounter = CombatEncounter.from_dict(combat_data)
+                user_id = session_data.get('user_id', row.data.get('userId', ''))
+
+                logger.info("Migrating inline combat encounter",
+                           session_id=session_id,
+                           encounter_id=encounter.encounter_id)
+
+                # Check if encounter already exists in repository
+                existing = repo.get_encounter(encounter.encounter_id)
+                if existing:
+                    # Already migrated, just update session reference
+                    session_data['active_combat_encounter_id'] = encounter.encounter_id
+                    session_data['combat_encounter'] = None
+                else:
+                    # Save to repository
+                    repo.create_encounter(
+                        encounter=encounter,
+                        session_id=session_id,
+                        user_id=user_id
+                    )
+                    session_data['active_combat_encounter_id'] = encounter.encounter_id
+                    session_data['combat_encounter'] = None
+
+                # Update session
+                db.update_row(
+                    table_id='game_sessions',
+                    row_id=session_id,
+                    data={'sessionData': json.dumps(session_data)}
+                )
+
+                stats['migrated'] += 1
+                print(f"  Migrated: {session_id} -> {encounter.encounter_id}")
+
+            except Exception as e:
+                stats['errors'] += 1
+                error_msg = f"Session {session_id}: {str(e)}"
+                stats['error_details'].append(error_msg)
+                logger.error("Failed to migrate session",
+                            session_id=session_id,
+                            error=str(e))
+                print(f"  Error: {session_id} - {e}")
+
+        offset += limit
+
+        # Safety check to prevent infinite loop
+        if offset > 10000:
+            print("Warning: Stopped after 10000 sessions (safety limit)")
+            break
+
+    return stats
+
+
+def main():
+    """Run the migration."""
+    print("=" * 60)
+    print("Code of Conquest - Combat Data Migration")
+    print("=" * 60)
+    print()
+
+    # Verify environment variables
+    required_vars = [
+        'APPWRITE_ENDPOINT',
+        'APPWRITE_PROJECT_ID',
+        'APPWRITE_API_KEY',
+        'APPWRITE_DATABASE_ID'
+    ]
+
+    missing_vars = [var for var in required_vars if not os.getenv(var)]
+    if missing_vars:
+        print("ERROR: Missing required environment variables:")
+        for var in missing_vars:
+            print(f"   - {var}")
+        print()
+        print("Please ensure your .env file is configured correctly.")
+        sys.exit(1)
+
+    print("Environment configuration:")
+    print(f"  Endpoint: {os.getenv('APPWRITE_ENDPOINT')}")
+    print(f"  Project: {os.getenv('APPWRITE_PROJECT_ID')}")
+    print(f"  Database: {os.getenv('APPWRITE_DATABASE_ID')}")
+    print()
+
+    # Confirm before proceeding
+    print("This script will migrate inline combat data to the dedicated")
+    print("combat_encounters table. This operation is safe and idempotent.")
+    print()
+    response = input("Proceed with migration? (y/N): ").strip().lower()
+    if response != 'y':
+        print("Migration cancelled.")
+        sys.exit(0)
+
+    print()
+    print("Starting migration...")
+    print()
+
+    try:
+        stats = migrate_inline_combat_encounters()
+
+        print()
+        print("=" * 60)
+        print("Migration Results")
+        print("=" * 60)
+        print()
+        print(f"Total sessions scanned: {stats['total_sessions']}")
+        print(f"Successfully migrated:  {stats['migrated']}")
+        print(f"Skipped (no combat):    {stats['skipped']}")
+        print(f"Errors:                 {stats['errors']}")
+        print()
+
+        if stats['error_details']:
+            print("Error details:")
+            for error in stats['error_details'][:10]:  # Show first 10
+                print(f"  - {error}")
+            if len(stats['error_details']) > 10:
+                print(f"  ... and {len(stats['error_details']) - 10} more")
+            print()
+
+        if stats['errors'] > 0:
+            print("Some sessions failed to migrate. Check logs for details.")
+            sys.exit(1)
+        else:
+            print("Migration completed successfully!")
+
+    except Exception as e:
+        logger.error("Migration failed", error=str(e))
+        print()
+        print(f"MIGRATION FAILED: {str(e)}")
+        print()
+        print("Check logs for details.")
+        sys.exit(1)
+
+
+if __name__ == '__main__':
+    main()

docs/PHASE4_COMBAT_IMPLEMENTATION.md

@@ -253,7 +253,7 @@ Implemented hybrid loot system:
 
 ### Week 3: Combat UI
 
-#### Task 3.1: Create Combat Template (1 day / 8 hours)
+#### Task 3.1: Create Combat Template ✅ COMPLETE
 
 **Objective:** Build HTMX-powered combat interface
 
@@ -452,11 +452,11 @@ if (logDiv) {
 
 ---
 
-#### Task 3.2: Combat HTMX Integration (1 day / 8 hours)
+#### Task 3.2: Combat HTMX Integration ✅ COMPLETE
 
 **Objective:** Wire combat UI to API via HTMX
 
-**File:** `/public_web/app/views/combat.py`
+**File:** `/public_web/app/views/game_views.py`
 
 **Implementation:**
 
@@ -583,7 +583,7 @@ app.register_blueprint(combat_bp, url_prefix='/combat')
 
 ---
 
-#### Task 3.3: Inventory UI (1 day / 8 hours)
+#### Task 3.3: Inventory UI ✅ COMPLETE
 
 **Objective:** Add inventory accordion to character panel
 

public_web/app/__init__.py

@@ -56,11 +56,13 @@ def create_app():
     # Register blueprints
     from .views.auth_views import auth_bp
     from .views.character_views import character_bp
+    from .views.combat_views import combat_bp
     from .views.game_views import game_bp
     from .views.pages import pages_bp
 
     app.register_blueprint(auth_bp)
     app.register_blueprint(character_bp)
+    app.register_blueprint(combat_bp)
     app.register_blueprint(game_bp)
     app.register_blueprint(pages_bp)
 
@@ -109,6 +111,6 @@ def create_app():
         logger.error("internal_server_error", error=str(error))
         return render_template('errors/500.html'), 500
 
-    logger.info("flask_app_created", blueprints=["auth", "character", "game", "pages"])
+    logger.info("flask_app_created", blueprints=["auth", "character", "combat", "game", "pages"])
 
     return app

public_web/app/views/combat_views.py

@@ -0,0 +1,561 @@
+"""
+Combat Views
+
+Routes for combat UI.
+"""
+
+from flask import Blueprint, render_template, request, redirect, url_for, make_response
+import structlog
+
+from ..utils.api_client import get_api_client, APIError, APINotFoundError
+from ..utils.auth import require_auth_web as require_auth
+
+logger = structlog.get_logger(__name__)
+
+combat_bp = Blueprint('combat', __name__, url_prefix='/combat')
+
+
+@combat_bp.route('/<session_id>')
+@require_auth
+def combat_view(session_id: str):
+    """
+    Render the combat page for an active encounter.
+
+    Displays the 3-column combat interface with:
+    - Left: Combatants (player + enemies) with HP/MP bars
+    - Center: Combat log + action buttons
+    - Right: Turn order + active effects
+    """
+    client = get_api_client()
+
+    try:
+        # Get combat state from API
+        response = client.get(f'/api/v1/combat/{session_id}/state')
+        result = response.get('result', {})
+
+        # Check if combat is still active
+        if not result.get('in_combat'):
+            # Combat ended - redirect to game play
+            return redirect(url_for('game.play', session_id=session_id))
+
+        encounter = result.get('encounter') or {}
+        combat_log = result.get('combat_log', [])
+
+        # Get current turn combatant ID directly from API response
+        current_turn_id = encounter.get('current_turn')
+
+        # Find if it's the player's turn
+        is_player_turn = False
+        player_combatant = None
+        for combatant in encounter.get('combatants', []):
+            if combatant.get('is_player'):
+                player_combatant = combatant
+                if combatant.get('combatant_id') == current_turn_id:
+                    is_player_turn = True
+                break
+
+        # Format combat log entries for display
+        formatted_log = []
+        for entry in combat_log:
+            log_entry = {
+                'actor': entry.get('combatant_name', entry.get('actor', '')),
+                'message': entry.get('message', ''),
+                'damage': entry.get('damage'),
+                'heal': entry.get('healing'),
+                'is_crit': entry.get('is_critical', False),
+                'type': 'player' if entry.get('is_player', False) else 'enemy'
+            }
+            # Detect system messages
+            if entry.get('action_type') in ('round_start', 'combat_start', 'combat_end'):
+                log_entry['type'] = 'system'
+            formatted_log.append(log_entry)
+
+        return render_template(
+            'game/combat.html',
+            session_id=session_id,
+            encounter=encounter,
+            combat_log=formatted_log,
+            current_turn_id=current_turn_id,
+            is_player_turn=is_player_turn,
+            player_combatant=player_combatant
+        )
+
+    except APINotFoundError:
+        logger.warning("combat_not_found", session_id=session_id)
+        return render_template('errors/404.html', message="No active combat encounter"), 404
+    except APIError as e:
+        logger.error("failed_to_load_combat", session_id=session_id, error=str(e))
+        return render_template('errors/500.html', message=str(e)), 500
+
+
+@combat_bp.route('/<session_id>/action', methods=['POST'])
+@require_auth
+def combat_action(session_id: str):
+    """
+    Execute a combat action (attack, defend, ability, item).
+
+    Returns updated combat log entries.
+    """
+    client = get_api_client()
+
+    action_type = request.form.get('action_type', 'attack')
+    ability_id = request.form.get('ability_id')
+    item_id = request.form.get('item_id')
+    target_id = request.form.get('target_id')
+
+    try:
+        # Build action payload
+        payload = {
+            'action_type': action_type
+        }
+
+        if ability_id:
+            payload['ability_id'] = ability_id
+        if item_id:
+            payload['item_id'] = item_id
+        if target_id:
+            payload['target_id'] = target_id
+
+        # POST action to API
+        response = client.post(f'/api/v1/combat/{session_id}/action', payload)
+        result = response.get('result', {})
+
+        # Check if combat ended
+        combat_ended = result.get('combat_ended', False)
+        combat_status = result.get('combat_status')
+
+        if combat_ended:
+            # API returns lowercase status values: 'victory', 'defeat', 'fled'
+            status_lower = (combat_status or '').lower()
+            if status_lower == 'victory':
+                return render_template(
+                    'game/partials/combat_victory.html',
+                    session_id=session_id,
+                    rewards=result.get('rewards', {})
+                )
+            elif status_lower == 'defeat':
+                return render_template(
+                    'game/partials/combat_defeat.html',
+                    session_id=session_id,
+                    gold_lost=result.get('gold_lost', 0),
+                    can_retry=result.get('can_retry', False)
+                )
+
+        # Format action result for log display
+        # API returns data directly in result, not nested under 'action_result'
+        log_entries = []
+
+        # Player action entry
+        player_entry = {
+            'actor': 'You',
+            'message': result.get('message', f'used {action_type}'),
+            'type': 'player',
+            'is_crit': False
+        }
+
+        # Add damage info if present
+        damage_results = result.get('damage_results', [])
+        if damage_results:
+            for dmg in damage_results:
+                player_entry['damage'] = dmg.get('total_damage') or dmg.get('damage')
+                player_entry['is_crit'] = dmg.get('is_critical', False)
+                if player_entry['is_crit']:
+                    player_entry['type'] = 'crit'
+
+        # Add healing info if present
+        if result.get('healing'):
+            player_entry['heal'] = result.get('healing')
+            player_entry['type'] = 'heal'
+
+        log_entries.append(player_entry)
+
+        # Add any effect entries
+        for effect in result.get('effects_applied', []):
+            log_entries.append({
+                'actor': '',
+                'message': effect.get('message', f'Effect applied: {effect.get("name")}'),
+                'type': 'system'
+            })
+
+        # Return log entries HTML
+        resp = make_response(render_template(
+            'game/partials/combat_log.html',
+            combat_log=log_entries
+        ))
+
+        # Trigger enemy turn if it's no longer player's turn
+        next_combatant = result.get('next_combatant_id')
+        if next_combatant and not result.get('next_is_player', True):
+            resp.headers['HX-Trigger'] = 'enemyTurn'
+
+        return resp
+
+    except APIError as e:
+        logger.error("combat_action_failed", session_id=session_id, action_type=action_type, error=str(e))
+        return f'''
+        <div class="combat-log__entry combat-log__entry--system">
+            <span class="log-message">Action failed: {e}</span>
+        </div>
+        ''', 500
+
+
+@combat_bp.route('/<session_id>/abilities')
+@require_auth
+def combat_abilities(session_id: str):
+    """Get abilities modal for combat."""
+    client = get_api_client()
+
+    try:
+        # Get combat state to get player's abilities
+        response = client.get(f'/api/v1/combat/{session_id}/state')
+        result = response.get('result', {})
+        encounter = result.get('encounter', {})
+
+        # Find player combatant
+        player_combatant = None
+        for combatant in encounter.get('combatants', []):
+            if combatant.get('is_player'):
+                player_combatant = combatant
+                break
+
+        # Get abilities from player combatant or character
+        abilities = []
+        if player_combatant:
+            ability_ids = player_combatant.get('abilities', [])
+            current_mp = player_combatant.get('current_mp', 0)
+            cooldowns = player_combatant.get('cooldowns', {})
+
+            # Fetch ability details (if API has ability endpoint)
+            for ability_id in ability_ids:
+                try:
+                    ability_response = client.get(f'/api/v1/abilities/{ability_id}')
+                    ability_data = ability_response.get('result', {})
+
+                    # Check availability
+                    mp_cost = ability_data.get('mp_cost', 0)
+                    cooldown = cooldowns.get(ability_id, 0)
+                    available = current_mp >= mp_cost and cooldown == 0
+
+                    abilities.append({
+                        'id': ability_id,
+                        'name': ability_data.get('name', ability_id),
+                        'description': ability_data.get('description', ''),
+                        'mp_cost': mp_cost,
+                        'cooldown': cooldown,
+                        'max_cooldown': ability_data.get('cooldown', 0),
+                        'damage_type': ability_data.get('damage_type'),
+                        'effect_type': ability_data.get('effect_type'),
+                        'available': available
+                    })
+                except (APINotFoundError, APIError):
+                    # Ability not found, add basic entry
+                    abilities.append({
+                        'id': ability_id,
+                        'name': ability_id.replace('_', ' ').title(),
+                        'description': '',
+                        'mp_cost': 0,
+                        'cooldown': cooldowns.get(ability_id, 0),
+                        'max_cooldown': 0,
+                        'available': True
+                    })
+
+        return render_template(
+            'game/partials/ability_modal.html',
+            session_id=session_id,
+            abilities=abilities
+        )
+
+    except APIError as e:
+        logger.error("failed_to_load_abilities", session_id=session_id, error=str(e))
+        return f'''
+        <div class="modal-overlay" onclick="closeModal()">
+            <div class="modal-content modal-content--md">
+                <div class="modal-header">
+                    <h3 class="modal-title">Select Ability</h3>
+                    <button class="modal-close" onclick="closeModal()">&times;</button>
+                </div>
+                <div class="modal-body">
+                    <div class="items-empty">Failed to load abilities: {e}</div>
+                </div>
+            </div>
+        </div>
+        '''
+
+
+@combat_bp.route('/<session_id>/items')
+@require_auth
+def combat_items(session_id: str):
+    """
+    Get combat items bottom sheet (consumables only).
+
+    Returns a bottom sheet UI with only consumable items that can be used in combat.
+    """
+    client = get_api_client()
+
+    try:
+        # Get session to find character
+        session_response = client.get(f'/api/v1/sessions/{session_id}')
+        session_data = session_response.get('result', {})
+        character_id = session_data.get('character_id')
+
+        # Get character inventory - filter to consumables only
+        consumables = []
+        if character_id:
+            try:
+                inv_response = client.get(f'/api/v1/characters/{character_id}/inventory')
+                inv_data = inv_response.get('result', {})
+                inventory = inv_data.get('inventory', [])
+
+                # Filter to consumable items only
+                for item in inventory:
+                    item_type = item.get('item_type', item.get('type', ''))
+                    if item_type == 'consumable' or item.get('usable_in_combat', False):
+                        consumables.append({
+                            'item_id': item.get('item_id'),
+                            'name': item.get('name', 'Unknown Item'),
+                            'description': item.get('description', ''),
+                            'effects_on_use': item.get('effects_on_use', []),
+                            'rarity': item.get('rarity', 'common')
+                        })
+            except (APINotFoundError, APIError) as e:
+                logger.warning("failed_to_load_combat_inventory", character_id=character_id, error=str(e))
+
+        return render_template(
+            'game/partials/combat_items_sheet.html',
+            session_id=session_id,
+            consumables=consumables,
+            has_consumables=len(consumables) > 0
+        )
+
+    except APIError as e:
+        logger.error("failed_to_load_items", session_id=session_id, error=str(e))
+        return f'''
+        <div class="combat-items-sheet open">
+            <div class="sheet-handle"></div>
+            <div class="sheet-header">
+                <h3>Use Item</h3>
+                <button class="sheet-close" onclick="closeCombatSheet()">&times;</button>
+            </div>
+            <div class="sheet-body">
+                <div class="no-consumables">Failed to load items: {e}</div>
+            </div>
+        </div>
+        <div class="sheet-backdrop" onclick="closeCombatSheet()"></div>
+        '''
+
+
+@combat_bp.route('/<session_id>/items/<item_id>/detail')
+@require_auth
+def combat_item_detail(session_id: str, item_id: str):
+    """Get item detail for combat bottom sheet."""
+    client = get_api_client()
+
+    try:
+        # Get session to find character
+        session_response = client.get(f'/api/v1/sessions/{session_id}')
+        session_data = session_response.get('result', {})
+        character_id = session_data.get('character_id')
+
+        item = None
+        if character_id:
+            # Get inventory and find the item
+            inv_response = client.get(f'/api/v1/characters/{character_id}/inventory')
+            inv_data = inv_response.get('result', {})
+            inventory = inv_data.get('inventory', [])
+
+            for inv_item in inventory:
+                if inv_item.get('item_id') == item_id:
+                    item = inv_item
+                    break
+
+        if not item:
+            return '<p>Item not found</p>', 404
+
+        # Format effect description
+        effect_desc = item.get('description', 'Use this item')
+        effects = item.get('effects_on_use', [])
+        if effects:
+            effect_parts = []
+            for effect in effects:
+                if effect.get('stat') == 'hp':
+                    effect_parts.append(f"Restores {effect.get('value', 0)} HP")
+                elif effect.get('stat') == 'mp':
+                    effect_parts.append(f"Restores {effect.get('value', 0)} MP")
+                elif effect.get('name'):
+                    effect_parts.append(effect.get('name'))
+            if effect_parts:
+                effect_desc = ', '.join(effect_parts)
+
+        return f'''
+        <div class="detail-info">
+            <div class="detail-name">{item.get('name', 'Item')}</div>
+            <div class="detail-effect">{effect_desc}</div>
+        </div>
+        <button class="use-btn"
+                hx-post="{url_for('combat.combat_action', session_id=session_id)}"
+                hx-vals='{{"action_type": "item", "item_id": "{item_id}"}}'
+                hx-target="#combat-log"
+                hx-swap="beforeend"
+                onclick="closeCombatSheet()">
+            Use
+        </button>
+        '''
+
+    except APIError as e:
+        logger.error("failed_to_load_combat_item_detail", session_id=session_id, item_id=item_id, error=str(e))
+        return f'<p>Failed to load item: {e}</p>', 500
+
+
+@combat_bp.route('/<session_id>/flee', methods=['POST'])
+@require_auth
+def combat_flee(session_id: str):
+    """Attempt to flee from combat."""
+    client = get_api_client()
+
+    try:
+        response = client.post(f'/api/v1/combat/{session_id}/flee', {})
+        result = response.get('result', {})
+
+        if result.get('success'):
+            # Flee successful - redirect to play page
+            return redirect(url_for('game.play_session', session_id=session_id))
+        else:
+            # Flee failed - return log entry
+            return f'''
+            <div class="combat-log__entry combat-log__entry--system">
+                <span class="log-message">{result.get('message', 'Failed to flee!')}</span>
+            </div>
+            '''
+
+    except APIError as e:
+        logger.error("flee_failed", session_id=session_id, error=str(e))
+        return f'''
+        <div class="combat-log__entry combat-log__entry--system">
+            <span class="log-message">Flee failed: {e}</span>
+        </div>
+        ''', 500
+
+
+@combat_bp.route('/<session_id>/enemy-turn', methods=['POST'])
+@require_auth
+def combat_enemy_turn(session_id: str):
+    """Execute enemy turn and return result."""
+    client = get_api_client()
+
+    try:
+        response = client.post(f'/api/v1/combat/{session_id}/enemy-turn', {})
+        result = response.get('result', {})
+
+        # Check if combat ended
+        combat_ended = result.get('combat_ended', False)
+        combat_status = result.get('combat_status')
+
+        if combat_ended:
+            # API returns lowercase status values: 'victory', 'defeat', 'fled'
+            status_lower = (combat_status or '').lower()
+            if status_lower == 'victory':
+                return render_template(
+                    'game/partials/combat_victory.html',
+                    session_id=session_id,
+                    rewards=result.get('rewards', {})
+                )
+            elif status_lower == 'defeat':
+                return render_template(
+                    'game/partials/combat_defeat.html',
+                    session_id=session_id,
+                    gold_lost=result.get('gold_lost', 0),
+                    can_retry=result.get('can_retry', False)
+                )
+
+        # Format enemy action for log
+        action_result = result.get('action_result', {})
+        log_entries = [{
+            'actor': action_result.get('actor_name', 'Enemy'),
+            'message': action_result.get('message', 'attacks'),
+            'type': 'enemy',
+            'is_crit': action_result.get('is_critical', False)
+        }]
+
+        # Add damage info
+        damage_results = action_result.get('damage_results', [])
+        if damage_results:
+            log_entries[0]['damage'] = damage_results[0].get('damage')
+
+        # Check if it's still enemy turn (multiple enemies)
+        resp = make_response(render_template(
+            'game/partials/combat_log.html',
+            combat_log=log_entries
+        ))
+
+        # If next combatant is also an enemy, trigger another enemy turn
+        if result.get('next_combatant_id') and not result.get('next_is_player', True):
+            resp.headers['HX-Trigger'] = 'enemyTurn'
+
+        return resp
+
+    except APIError as e:
+        logger.error("enemy_turn_failed", session_id=session_id, error=str(e))
+        return f'''
+        <div class="combat-log__entry combat-log__entry--system">
+            <span class="log-message">Enemy turn error: {e}</span>
+        </div>
+        ''', 500
+
+
+@combat_bp.route('/<session_id>/log')
+@require_auth
+def combat_log(session_id: str):
+    """Get current combat log."""
+    client = get_api_client()
+
+    try:
+        response = client.get(f'/api/v1/combat/{session_id}/state')
+        result = response.get('result', {})
+        combat_log_data = result.get('combat_log', [])
+
+        # Format log entries
+        formatted_log = []
+        for entry in combat_log_data:
+            log_entry = {
+                'actor': entry.get('combatant_name', entry.get('actor', '')),
+                'message': entry.get('message', ''),
+                'damage': entry.get('damage'),
+                'heal': entry.get('healing'),
+                'is_crit': entry.get('is_critical', False),
+                'type': 'player' if entry.get('is_player', False) else 'enemy'
+            }
+            if entry.get('action_type') in ('round_start', 'combat_start', 'combat_end'):
+                log_entry['type'] = 'system'
+            formatted_log.append(log_entry)
+
+        return render_template(
+            'game/partials/combat_log.html',
+            combat_log=formatted_log
+        )
+
+    except APIError as e:
+        logger.error("failed_to_load_combat_log", session_id=session_id, error=str(e))
+        return '<div class="combat-log__empty">Failed to load combat log</div>', 500
+
+
+@combat_bp.route('/<session_id>/results')
+@require_auth
+def combat_results(session_id: str):
+    """Display combat results (victory/defeat)."""
+    client = get_api_client()
+
+    try:
+        response = client.get(f'/api/v1/combat/{session_id}/results')
+        results = response.get('result', {})
+
+        return render_template(
+            'game/combat_results.html',
+            victory=results['victory'],
+            xp_gained=results['xp_gained'],
+            gold_gained=results['gold_gained'],
+            loot=results['loot']
+        )
+
+    except APIError as e:
+        logger.error("failed_to_load_combat_results", session_id=session_id, error=str(e))
+        return redirect(url_for('game.play_session', session_id=session_id))

public_web/app/views/dev.py

@@ -380,3 +380,652 @@ def do_travel(session_id: str):
     except APIError as e:
         logger.error("failed_to_travel", session_id=session_id, location_id=location_id, error=str(e))
         return f'<div class="error">Travel failed: {e}</div>', 500
+
+
+# ===== Combat Test Endpoints =====
+
+@dev_bp.route('/combat')
+@require_auth
+def combat_hub():
+    """Combat testing hub - select character and enemies to start combat."""
+    client = get_api_client()
+
+    try:
+        # Get user's characters
+        characters_response = client.get('/api/v1/characters')
+        result = characters_response.get('result', {})
+        characters = result.get('characters', [])
+
+        # Get available enemy templates
+        enemies = []
+        try:
+            enemies_response = client.get('/api/v1/combat/enemies')
+            enemies = enemies_response.get('result', {}).get('enemies', [])
+        except (APINotFoundError, APIError):
+            # Enemies endpoint may not exist yet
+            pass
+
+        # Get all sessions to map characters to their sessions
+        sessions_in_combat = []
+        character_session_map = {}  # character_id -> session_id
+        try:
+            sessions_response = client.get('/api/v1/sessions')
+            all_sessions = sessions_response.get('result', [])
+            for session in all_sessions:
+                # Map character to session (for dropdown)
+                char_id = session.get('character_id')
+                if char_id:
+                    character_session_map[char_id] = session.get('session_id')
+
+                # Track sessions in combat (for resume list)
+                if session.get('in_combat') or session.get('game_state', {}).get('in_combat'):
+                    sessions_in_combat.append(session)
+        except (APINotFoundError, APIError):
+            pass
+
+        # Add session_id to each character for the template
+        for char in characters:
+            char['session_id'] = character_session_map.get(char.get('character_id'))
+
+        return render_template(
+            'dev/combat.html',
+            characters=characters,
+            enemies=enemies,
+            sessions_in_combat=sessions_in_combat
+        )
+    except APIError as e:
+        logger.error("failed_to_load_combat_hub", error=str(e))
+        return render_template('dev/combat.html', characters=[], enemies=[], sessions_in_combat=[], error=str(e))
+
+
+@dev_bp.route('/combat/start', methods=['POST'])
+@require_auth
+def start_combat():
+    """Start a new combat encounter - returns redirect to combat session."""
+    client = get_api_client()
+
+    session_id = request.form.get('session_id')
+    enemy_ids = request.form.getlist('enemy_ids')
+
+    logger.info("start_combat called",
+                session_id=session_id,
+                enemy_ids=enemy_ids,
+                form_data=dict(request.form))
+
+    if not session_id:
+        return '<div class="error">No session selected</div>', 400
+
+    if not enemy_ids:
+        return '<div class="error">No enemies selected</div>', 400
+
+    try:
+        response = client.post('/api/v1/combat/start', {
+            'session_id': session_id,
+            'enemy_ids': enemy_ids
+        })
+        result = response.get('result', {})
+
+        # Return redirect script to combat session page
+        return f'''
+        <script>window.location.href = '/dev/combat/session/{session_id}';</script>
+        <div class="success">Combat started! Redirecting...</div>
+        '''
+    except APIError as e:
+        logger.error("failed_to_start_combat", session_id=session_id, error=str(e))
+        return f'<div class="error">Failed to start combat: {e}</div>', 500
+
+
+@dev_bp.route('/combat/session/<session_id>')
+@require_auth
+def combat_session(session_id: str):
+    """Combat session debug interface - full 3-column layout."""
+    client = get_api_client()
+
+    try:
+        # Get combat state from API
+        response = client.get(f'/api/v1/combat/{session_id}/state')
+        result = response.get('result', {})
+
+        # Check if combat is still active
+        if not result.get('in_combat'):
+            # Combat ended - redirect to combat index
+            return render_template('dev/combat.html',
+                                   message="Combat has ended. Start a new combat to continue.")
+
+        encounter = result.get('encounter') or {}
+        combat_log = result.get('combat_log', [])
+
+        # Get current turn combatant ID directly from API response
+        current_turn_id = encounter.get('current_turn')
+        turn_order = encounter.get('turn_order', [])
+
+        # Find player and determine if it's player's turn
+        is_player_turn = False
+        player_combatant = None
+        enemy_combatants = []
+        for combatant in encounter.get('combatants', []):
+            if combatant.get('is_player'):
+                player_combatant = combatant
+                if combatant.get('combatant_id') == current_turn_id:
+                    is_player_turn = True
+            else:
+                enemy_combatants.append(combatant)
+
+        # Format combat log entries for display
+        formatted_log = []
+        for entry in combat_log:
+            log_entry = {
+                'actor': entry.get('combatant_name', entry.get('actor', '')),
+                'message': entry.get('message', ''),
+                'damage': entry.get('damage'),
+                'heal': entry.get('healing'),
+                'is_crit': entry.get('is_critical', False),
+                'type': 'player' if entry.get('is_player', False) else 'enemy'
+            }
+            # Detect system messages
+            if entry.get('action_type') in ('round_start', 'combat_start', 'combat_end'):
+                log_entry['type'] = 'system'
+            formatted_log.append(log_entry)
+
+        return render_template(
+            'dev/combat_session.html',
+            session_id=session_id,
+            encounter=encounter,
+            combat_log=formatted_log,
+            current_turn_id=current_turn_id,
+            is_player_turn=is_player_turn,
+            player_combatant=player_combatant,
+            enemy_combatants=enemy_combatants,
+            turn_order=turn_order,
+            raw_state=result
+        )
+
+    except APINotFoundError:
+        logger.warning("combat_not_found", session_id=session_id)
+        return render_template('dev/combat.html', error=f"No active combat for session {session_id}"), 404
+    except APIError as e:
+        logger.error("failed_to_load_combat_session", session_id=session_id, error=str(e))
+        return render_template('dev/combat.html', error=str(e)), 500
+
+
+@dev_bp.route('/combat/<session_id>/state')
+@require_auth
+def combat_state(session_id: str):
+    """Get combat state partial - returns refreshable state panel."""
+    client = get_api_client()
+
+    try:
+        response = client.get(f'/api/v1/combat/{session_id}/state')
+        result = response.get('result', {})
+
+        # Check if combat is still active
+        if not result.get('in_combat'):
+            return '<div class="state-section"><h4>Combat Ended</h4><p>No active combat.</p></div>'
+
+        encounter = result.get('encounter') or {}
+
+        # Get current turn combatant ID directly from API response
+        current_turn_id = encounter.get('current_turn')
+
+        # Separate player and enemies
+        player_combatant = None
+        enemy_combatants = []
+        is_player_turn = False
+        for combatant in encounter.get('combatants', []):
+            if combatant.get('is_player'):
+                player_combatant = combatant
+                if combatant.get('combatant_id') == current_turn_id:
+                    is_player_turn = True
+            else:
+                enemy_combatants.append(combatant)
+
+        return render_template(
+            'dev/partials/combat_state.html',
+            session_id=session_id,
+            encounter=encounter,
+            player_combatant=player_combatant,
+            enemy_combatants=enemy_combatants,
+            current_turn_id=current_turn_id,
+            is_player_turn=is_player_turn
+        )
+
+    except APIError as e:
+        logger.error("failed_to_get_combat_state", session_id=session_id, error=str(e))
+        return f'<div class="error">Failed to load state: {e}</div>', 500
+
+
+@dev_bp.route('/combat/<session_id>/action', methods=['POST'])
+@require_auth
+def combat_action(session_id: str):
+    """Execute a combat action - returns log entry HTML."""
+    client = get_api_client()
+
+    action_type = request.form.get('action_type', 'attack')
+    ability_id = request.form.get('ability_id')
+    item_id = request.form.get('item_id')
+    target_id = request.form.get('target_id')
+
+    try:
+        payload = {'action_type': action_type}
+        if ability_id:
+            payload['ability_id'] = ability_id
+        if item_id:
+            payload['item_id'] = item_id
+        if target_id:
+            payload['target_id'] = target_id
+
+        response = client.post(f'/api/v1/combat/{session_id}/action', payload)
+        result = response.get('result', {})
+
+        # Check if combat ended
+        combat_ended = result.get('combat_ended', False)
+        combat_status = result.get('combat_status')
+
+        if combat_ended:
+            # API returns lowercase status values: 'victory', 'defeat', 'fled'
+            status_lower = (combat_status or '').lower()
+            if status_lower == 'victory':
+                return render_template(
+                    'dev/partials/combat_victory.html',
+                    session_id=session_id,
+                    rewards=result.get('rewards', {})
+                )
+            elif status_lower == 'defeat':
+                return render_template(
+                    'dev/partials/combat_defeat.html',
+                    session_id=session_id,
+                    gold_lost=result.get('gold_lost', 0)
+                )
+
+        # Format action result for log
+        # API returns data directly in result, not nested under 'action_result'
+        log_entries = []
+
+        player_entry = {
+            'actor': 'You',
+            'message': result.get('message', f'used {action_type}'),
+            'type': 'player',
+            'is_crit': False
+        }
+
+        damage_results = result.get('damage_results', [])
+        if damage_results:
+            for dmg in damage_results:
+                player_entry['damage'] = dmg.get('total_damage') or dmg.get('damage')
+                player_entry['is_crit'] = dmg.get('is_critical', False)
+                if player_entry['is_crit']:
+                    player_entry['type'] = 'crit'
+
+        if result.get('healing'):
+            player_entry['heal'] = result.get('healing')
+            player_entry['type'] = 'heal'
+
+        log_entries.append(player_entry)
+
+        for effect in result.get('effects_applied', []):
+            log_entries.append({
+                'actor': '',
+                'message': effect.get('message', f'Effect applied: {effect.get("name")}'),
+                'type': 'system'
+            })
+
+        # Return log entries with optional enemy turn trigger
+        from flask import make_response
+        resp = make_response(render_template(
+            'dev/partials/combat_debug_log.html',
+            combat_log=log_entries
+        ))
+
+        # Trigger enemy turn if needed
+        if result.get('next_combatant_id') and not result.get('next_is_player', True):
+            resp.headers['HX-Trigger'] = 'enemyTurn'
+
+        return resp
+
+    except APIError as e:
+        logger.error("combat_action_failed", session_id=session_id, action_type=action_type, error=str(e))
+        return f'''
+        <div class="log-entry log-entry--system">
+            <span class="log-message">Action failed: {e}</span>
+        </div>
+        ''', 500
+
+
+@dev_bp.route('/combat/<session_id>/enemy-turn', methods=['POST'])
+@require_auth
+def combat_enemy_turn(session_id: str):
+    """Execute enemy turn - returns log entry HTML."""
+    client = get_api_client()
+
+    try:
+        response = client.post(f'/api/v1/combat/{session_id}/enemy-turn', {})
+        result = response.get('result', {})
+
+        # Check if combat ended
+        combat_ended = result.get('combat_ended', False)
+        combat_status = result.get('combat_status')
+
+        if combat_ended:
+            # API returns lowercase status values: 'victory', 'defeat', 'fled'
+            status_lower = (combat_status or '').lower()
+            if status_lower == 'victory':
+                return render_template(
+                    'dev/partials/combat_victory.html',
+                    session_id=session_id,
+                    rewards=result.get('rewards', {})
+                )
+            elif status_lower == 'defeat':
+                return render_template(
+                    'dev/partials/combat_defeat.html',
+                    session_id=session_id,
+                    gold_lost=result.get('gold_lost', 0)
+                )
+
+        # Format enemy action for log
+        # The API returns the action result directly with a complete message
+        damage_results = result.get('damage_results', [])
+        is_crit = damage_results[0].get('is_critical', False) if damage_results else False
+
+        log_entries = [{
+            'actor': '',  # Message already contains the actor name
+            'message': result.get('message', 'Enemy attacks!'),
+            'type': 'crit' if is_crit else 'enemy',
+            'is_crit': is_crit,
+            'damage': damage_results[0].get('total_damage') if damage_results else None
+        }]
+
+        from flask import make_response
+        resp = make_response(render_template(
+            'dev/partials/combat_debug_log.html',
+            combat_log=log_entries
+        ))
+
+        # Trigger another enemy turn if needed
+        if result.get('next_combatant_id') and not result.get('next_is_player', True):
+            resp.headers['HX-Trigger'] = 'enemyTurn'
+
+        return resp
+
+    except APIError as e:
+        logger.error("enemy_turn_failed", session_id=session_id, error=str(e))
+        return f'''
+        <div class="log-entry log-entry--system">
+            <span class="log-message">Enemy turn error: {e}</span>
+        </div>
+        ''', 500
+
+
+@dev_bp.route('/combat/<session_id>/abilities')
+@require_auth
+def combat_abilities(session_id: str):
+    """Get abilities modal for combat."""
+    client = get_api_client()
+
+    try:
+        response = client.get(f'/api/v1/combat/{session_id}/state')
+        result = response.get('result', {})
+        encounter = result.get('encounter', {})
+
+        player_combatant = None
+        for combatant in encounter.get('combatants', []):
+            if combatant.get('is_player'):
+                player_combatant = combatant
+                break
+
+        abilities = []
+        if player_combatant:
+            ability_ids = player_combatant.get('abilities', [])
+            current_mp = player_combatant.get('current_mp', 0)
+            cooldowns = player_combatant.get('cooldowns', {})
+
+            for ability_id in ability_ids:
+                try:
+                    ability_response = client.get(f'/api/v1/abilities/{ability_id}')
+                    ability_data = ability_response.get('result', {})
+
+                    mp_cost = ability_data.get('mp_cost', 0)
+                    cooldown = cooldowns.get(ability_id, 0)
+                    available = current_mp >= mp_cost and cooldown == 0
+
+                    abilities.append({
+                        'id': ability_id,
+                        'name': ability_data.get('name', ability_id),
+                        'description': ability_data.get('description', ''),
+                        'mp_cost': mp_cost,
+                        'cooldown': cooldown,
+                        'max_cooldown': ability_data.get('cooldown', 0),
+                        'damage_type': ability_data.get('damage_type'),
+                        'effect_type': ability_data.get('effect_type'),
+                        'available': available
+                    })
+                except (APINotFoundError, APIError):
+                    abilities.append({
+                        'id': ability_id,
+                        'name': ability_id.replace('_', ' ').title(),
+                        'description': '',
+                        'mp_cost': 0,
+                        'cooldown': cooldowns.get(ability_id, 0),
+                        'max_cooldown': 0,
+                        'available': True
+                    })
+
+        return render_template(
+            'dev/partials/ability_modal.html',
+            session_id=session_id,
+            abilities=abilities
+        )
+
+    except APIError as e:
+        logger.error("failed_to_load_abilities", session_id=session_id, error=str(e))
+        return f'''
+        <div class="modal-overlay" onclick="closeModal()">
+            <div class="modal-content">
+                <h3>Select Ability</h3>
+                <div class="error">Failed to load abilities: {e}</div>
+                <button class="modal-close" onclick="closeModal()">Close</button>
+            </div>
+        </div>
+        '''
+
+
+@dev_bp.route('/combat/<session_id>/items')
+@require_auth
+def combat_items(session_id: str):
+    """Get combat items bottom sheet (consumables only)."""
+    client = get_api_client()
+
+    try:
+        session_response = client.get(f'/api/v1/sessions/{session_id}')
+        session_data = session_response.get('result', {})
+        character_id = session_data.get('character_id')
+
+        consumables = []
+        if character_id:
+            try:
+                inv_response = client.get(f'/api/v1/characters/{character_id}/inventory')
+                inv_data = inv_response.get('result', {})
+                inventory = inv_data.get('inventory', [])
+
+                for item in inventory:
+                    item_type = item.get('item_type', item.get('type', ''))
+                    if item_type == 'consumable' or item.get('usable_in_combat', False):
+                        consumables.append({
+                            'item_id': item.get('item_id'),
+                            'name': item.get('name', 'Unknown Item'),
+                            'description': item.get('description', ''),
+                            'effects_on_use': item.get('effects_on_use', []),
+                            'rarity': item.get('rarity', 'common')
+                        })
+            except (APINotFoundError, APIError) as e:
+                logger.warning("failed_to_load_combat_inventory", character_id=character_id, error=str(e))
+
+        return render_template(
+            'dev/partials/combat_items_sheet.html',
+            session_id=session_id,
+            consumables=consumables,
+            has_consumables=len(consumables) > 0
+        )
+
+    except APIError as e:
+        logger.error("failed_to_load_items", session_id=session_id, error=str(e))
+        return f'''
+        <div class="combat-items-sheet open">
+            <div class="sheet-header">
+                <h3>Use Item</h3>
+                <button class="sheet-close" onclick="closeCombatSheet()">&times;</button>
+            </div>
+            <div class="sheet-body">
+                <div class="error">Failed to load items: {e}</div>
+            </div>
+        </div>
+        <div class="sheet-backdrop" onclick="closeCombatSheet()"></div>
+        '''
+
+
+@dev_bp.route('/combat/<session_id>/items/<item_id>/detail')
+@require_auth
+def combat_item_detail(session_id: str, item_id: str):
+    """Get item detail for combat bottom sheet."""
+    client = get_api_client()
+
+    try:
+        session_response = client.get(f'/api/v1/sessions/{session_id}')
+        session_data = session_response.get('result', {})
+        character_id = session_data.get('character_id')
+
+        item = None
+        if character_id:
+            inv_response = client.get(f'/api/v1/characters/{character_id}/inventory')
+            inv_data = inv_response.get('result', {})
+            inventory = inv_data.get('inventory', [])
+
+            for inv_item in inventory:
+                if inv_item.get('item_id') == item_id:
+                    item = inv_item
+                    break
+
+        if not item:
+            return '<p>Item not found</p>', 404
+
+        effect_desc = item.get('description', 'Use this item')
+        effects = item.get('effects_on_use', [])
+        if effects:
+            effect_parts = []
+            for effect in effects:
+                if effect.get('stat') == 'hp':
+                    effect_parts.append(f"Restores {effect.get('value', 0)} HP")
+                elif effect.get('stat') == 'mp':
+                    effect_parts.append(f"Restores {effect.get('value', 0)} MP")
+                elif effect.get('name'):
+                    effect_parts.append(effect.get('name'))
+            if effect_parts:
+                effect_desc = ', '.join(effect_parts)
+
+        return f'''
+        <div class="detail-info">
+            <div class="detail-name">{item.get('name', 'Item')}</div>
+            <div class="detail-effect">{effect_desc}</div>
+        </div>
+        <button class="use-btn"
+                hx-post="/dev/combat/{session_id}/action"
+                hx-vals='{{"action_type": "item", "item_id": "{item_id}"}}'
+                hx-target="#combat-log"
+                hx-swap="beforeend"
+                onclick="closeCombatSheet()">
+            Use
+        </button>
+        '''
+
+    except APIError as e:
+        logger.error("failed_to_load_combat_item_detail", session_id=session_id, item_id=item_id, error=str(e))
+        return f'<p>Failed to load item: {e}</p>', 500
+
+
+@dev_bp.route('/combat/<session_id>/end', methods=['POST'])
+@require_auth
+def force_end_combat(session_id: str):
+    """Force end combat (debug action)."""
+    client = get_api_client()
+
+    victory = request.form.get('victory', 'true').lower() == 'true'
+
+    try:
+        response = client.post(f'/api/v1/combat/{session_id}/end', {'victory': victory})
+        result = response.get('result', {})
+
+        if victory:
+            return render_template(
+                'dev/partials/combat_victory.html',
+                session_id=session_id,
+                rewards=result.get('rewards', {})
+            )
+        else:
+            return render_template(
+                'dev/partials/combat_defeat.html',
+                session_id=session_id,
+                gold_lost=result.get('gold_lost', 0)
+            )
+
+    except APIError as e:
+        logger.error("failed_to_end_combat", session_id=session_id, error=str(e))
+        return f'<div class="error">Failed to end combat: {e}</div>', 500
+
+
+@dev_bp.route('/combat/<session_id>/reset-hp-mp', methods=['POST'])
+@require_auth
+def reset_hp_mp(session_id: str):
+    """Reset player HP and MP to full (debug action)."""
+    client = get_api_client()
+
+    try:
+        response = client.post(f'/api/v1/combat/{session_id}/debug/reset-hp-mp', {})
+        result = response.get('result', {})
+
+        return f'''
+        <div class="log-entry log-entry--heal">
+            <span class="log-message">HP and MP restored to full! (HP: {result.get('current_hp', '?')}/{result.get('max_hp', '?')}, MP: {result.get('current_mp', '?')}/{result.get('max_mp', '?')})</span>
+        </div>
+        '''
+
+    except APIError as e:
+        logger.error("failed_to_reset_hp_mp", session_id=session_id, error=str(e))
+        return f'''
+        <div class="log-entry log-entry--system">
+            <span class="log-message">Failed to reset HP/MP: {e}</span>
+        </div>
+        ''', 500
+
+
+@dev_bp.route('/combat/<session_id>/log')
+@require_auth
+def combat_log(session_id: str):
+    """Get full combat log."""
+    client = get_api_client()
+
+    try:
+        response = client.get(f'/api/v1/combat/{session_id}/state')
+        result = response.get('result', {})
+        combat_log_data = result.get('combat_log', [])
+
+        formatted_log = []
+        for entry in combat_log_data:
+            log_entry = {
+                'actor': entry.get('combatant_name', entry.get('actor', '')),
+                'message': entry.get('message', ''),
+                'damage': entry.get('damage'),
+                'heal': entry.get('healing'),
+                'is_crit': entry.get('is_critical', False),
+                'type': 'player' if entry.get('is_player', False) else 'enemy'
+            }
+            if entry.get('action_type') in ('round_start', 'combat_start', 'combat_end'):
+                log_entry['type'] = 'system'
+            formatted_log.append(log_entry)
+
+        return render_template(
+            'dev/partials/combat_debug_log.html',
+            combat_log=formatted_log
+        )
+
+    except APIError as e:
+        logger.error("failed_to_load_combat_log", session_id=session_id, error=str(e))
+        return '<div class="error">Failed to load combat log</div>', 500

public_web/app/views/game_views.py

@@ -7,7 +7,7 @@ Provides the main gameplay interface with 3-column layout:
 - Right: Accordions for history, quests, NPCs, map
 """
 
-from flask import Blueprint, render_template, request
+from flask import Blueprint, render_template, request, redirect, url_for
 import structlog
 
 from ..utils.api_client import get_api_client, APIError, APINotFoundError
@@ -866,6 +866,220 @@ def npc_chat_history(session_id: str, npc_id: str):
         return '<div class="history-empty">Failed to load history</div>', 500
 
 
+# ===== Inventory Routes =====
+
+@game_bp.route('/session/<session_id>/inventory-modal')
+@require_auth
+def inventory_modal(session_id: str):
+    """
+    Get inventory modal with all items.
+
+    Supports filtering by item type via ?filter= parameter.
+    """
+    client = get_api_client()
+    filter_type = request.args.get('filter', 'all')
+
+    try:
+        # Get session to find character
+        session_response = client.get(f'/api/v1/sessions/{session_id}')
+        session_data = session_response.get('result', {})
+        character_id = session_data.get('character_id')
+
+        inventory = []
+        equipped = {}
+        gold = 0
+        inventory_count = 0
+        inventory_max = 100
+
+        if character_id:
+            try:
+                inv_response = client.get(f'/api/v1/characters/{character_id}/inventory')
+                inv_data = inv_response.get('result', {})
+                inventory = inv_data.get('inventory', [])
+                equipped = inv_data.get('equipped', {})
+                inventory_count = inv_data.get('inventory_count', len(inventory))
+                inventory_max = inv_data.get('max_inventory', 100)
+
+                # Get gold from character
+                char_response = client.get(f'/api/v1/characters/{character_id}')
+                char_data = char_response.get('result', {})
+                gold = char_data.get('gold', 0)
+            except (APINotFoundError, APIError) as e:
+                logger.warning("failed_to_load_inventory", character_id=character_id, error=str(e))
+
+        # Filter inventory by type if specified
+        if filter_type != 'all':
+            inventory = [item for item in inventory if item.get('item_type') == filter_type]
+
+        return render_template(
+            'game/partials/inventory_modal.html',
+            session_id=session_id,
+            inventory=inventory,
+            equipped=equipped,
+            gold=gold,
+            inventory_count=inventory_count,
+            inventory_max=inventory_max,
+            filter=filter_type
+        )
+
+    except APIError as e:
+        logger.error("failed_to_load_inventory_modal", session_id=session_id, error=str(e))
+        return f'''
+        <div class="modal-overlay" onclick="closeModal()">
+            <div class="modal-content inventory-modal">
+                <div class="modal-header">
+                    <h2>Inventory</h2>
+                    <button class="modal-close" onclick="closeModal()">&times;</button>
+                </div>
+                <div class="modal-body">
+                    <div class="inventory-empty">Failed to load inventory: {e}</div>
+                </div>
+            </div>
+        </div>
+        '''
+
+
+@game_bp.route('/session/<session_id>/inventory/item/<item_id>')
+@require_auth
+def inventory_item_detail(session_id: str, item_id: str):
+    """Get item detail partial for HTMX swap."""
+    client = get_api_client()
+
+    try:
+        # Get session to find character
+        session_response = client.get(f'/api/v1/sessions/{session_id}')
+        session_data = session_response.get('result', {})
+        character_id = session_data.get('character_id')
+
+        item = None
+        if character_id:
+            # Get inventory and find the item
+            inv_response = client.get(f'/api/v1/characters/{character_id}/inventory')
+            inv_data = inv_response.get('result', {})
+            inventory = inv_data.get('inventory', [])
+
+            for inv_item in inventory:
+                if inv_item.get('item_id') == item_id:
+                    item = inv_item
+                    break
+
+        if not item:
+            return '<div class="item-detail-empty">Item not found</div>', 404
+
+        # Determine suggested slot for equipment
+        suggested_slot = None
+        item_type = item.get('item_type', '')
+        if item_type == 'weapon':
+            suggested_slot = 'weapon'
+        elif item_type == 'armor':
+            # Could be any armor slot - default to chest
+            suggested_slot = 'chest'
+
+        return render_template(
+            'game/partials/inventory_item_detail.html',
+            session_id=session_id,
+            item=item,
+            suggested_slot=suggested_slot
+        )
+
+    except APIError as e:
+        logger.error("failed_to_load_item_detail", session_id=session_id, item_id=item_id, error=str(e))
+        return f'<div class="item-detail-empty">Failed to load item: {e}</div>', 500
+
+
+@game_bp.route('/session/<session_id>/inventory/use', methods=['POST'])
+@require_auth
+def inventory_use(session_id: str):
+    """Use a consumable item."""
+    client = get_api_client()
+    item_id = request.form.get('item_id')
+
+    if not item_id:
+        return '<div class="error">No item selected</div>', 400
+
+    try:
+        # Get session to find character
+        session_response = client.get(f'/api/v1/sessions/{session_id}')
+        session_data = session_response.get('result', {})
+        character_id = session_data.get('character_id')
+
+        if not character_id:
+            return '<div class="error">No character found</div>', 400
+
+        # Use the item via API
+        client.post(f'/api/v1/characters/{character_id}/inventory/use', {
+            'item_id': item_id
+        })
+
+        # Return updated character panel
+        return redirect(url_for('game.character_panel', session_id=session_id))
+
+    except APIError as e:
+        logger.error("failed_to_use_item", session_id=session_id, item_id=item_id, error=str(e))
+        return f'<div class="error">Failed to use item: {e}</div>', 500
+
+
+@game_bp.route('/session/<session_id>/inventory/equip', methods=['POST'])
+@require_auth
+def inventory_equip(session_id: str):
+    """Equip an item to a slot."""
+    client = get_api_client()
+    item_id = request.form.get('item_id')
+    slot = request.form.get('slot')
+
+    if not item_id:
+        return '<div class="error">No item selected</div>', 400
+
+    try:
+        # Get session to find character
+        session_response = client.get(f'/api/v1/sessions/{session_id}')
+        session_data = session_response.get('result', {})
+        character_id = session_data.get('character_id')
+
+        if not character_id:
+            return '<div class="error">No character found</div>', 400
+
+        # Equip the item via API
+        payload = {'item_id': item_id}
+        if slot:
+            payload['slot'] = slot
+
+        client.post(f'/api/v1/characters/{character_id}/inventory/equip', payload)
+
+        # Return updated character panel
+        return redirect(url_for('game.character_panel', session_id=session_id))
+
+    except APIError as e:
+        logger.error("failed_to_equip_item", session_id=session_id, item_id=item_id, error=str(e))
+        return f'<div class="error">Failed to equip item: {e}</div>', 500
+
+
+@game_bp.route('/session/<session_id>/inventory/<item_id>', methods=['DELETE'])
+@require_auth
+def inventory_drop(session_id: str, item_id: str):
+    """Drop (delete) an item from inventory."""
+    client = get_api_client()
+
+    try:
+        # Get session to find character
+        session_response = client.get(f'/api/v1/sessions/{session_id}')
+        session_data = session_response.get('result', {})
+        character_id = session_data.get('character_id')
+
+        if not character_id:
+            return '<div class="error">No character found</div>', 400
+
+        # Delete the item via API
+        client.delete(f'/api/v1/characters/{character_id}/inventory/{item_id}')
+
+        # Return updated inventory modal
+        return redirect(url_for('game.inventory_modal', session_id=session_id))
+
+    except APIError as e:
+        logger.error("failed_to_drop_item", session_id=session_id, item_id=item_id, error=str(e))
+        return f'<div class="error">Failed to drop item: {e}</div>', 500
+
+
 @game_bp.route('/session/<session_id>/npc/<npc_id>/talk', methods=['POST'])
 @require_auth
 def talk_to_npc(session_id: str, npc_id: str):

public_web/static/css/inventory.css

@@ -0,0 +1,722 @@
+/**
+ * Code of Conquest - Inventory UI Stylesheet
+ * Inventory modal, item grid, and combat items sheet
+ */
+
+/* ===== INVENTORY VARIABLES ===== */
+:root {
+    /* Rarity colors */
+    --rarity-common: #9ca3af;
+    --rarity-uncommon: #22c55e;
+    --rarity-rare: #3b82f6;
+    --rarity-epic: #a855f7;
+    --rarity-legendary: #f59e0b;
+
+    /* Item card */
+    --item-bg: var(--bg-input, #1e1e24);
+    --item-border: var(--border-primary, #3a3a45);
+    --item-hover-bg: rgba(255, 255, 255, 0.05);
+
+    /* Touch targets - WCAG compliant */
+    --touch-target-min: 48px;
+    --touch-target-primary: 56px;
+    --touch-spacing: 8px;
+}
+
+/* ===== INVENTORY MODAL ===== */
+.inventory-modal {
+    max-width: 800px;
+    width: 95%;
+    max-height: 85vh;
+}
+
+.inventory-modal .modal-body {
+    display: flex;
+    flex-direction: row;
+    gap: 1rem;
+    padding: 1rem;
+    overflow: hidden;
+}
+
+/* ===== TAB FILTER BAR ===== */
+.inventory-tabs {
+    display: flex;
+    gap: 0.25rem;
+    padding: 0 1rem;
+    background: var(--bg-tertiary, #16161a);
+    border-bottom: 1px solid var(--play-border, #3a3a45);
+    overflow-x: auto;
+    -webkit-overflow-scrolling: touch;
+}
+
+.inventory-tabs .tab {
+    min-height: var(--touch-target-min);
+    padding: 0.75rem 1rem;
+    background: transparent;
+    border: none;
+    border-bottom: 2px solid transparent;
+    color: var(--text-secondary, #a0a0a8);
+    font-size: var(--text-sm, 0.875rem);
+    cursor: pointer;
+    white-space: nowrap;
+    transition: all 0.2s ease;
+}
+
+.inventory-tabs .tab:hover {
+    color: var(--text-primary, #e5e5e5);
+    background: var(--item-hover-bg);
+}
+
+.inventory-tabs .tab.active {
+    color: var(--accent-gold, #f3a61a);
+    border-bottom-color: var(--accent-gold, #f3a61a);
+}
+
+/* ===== INVENTORY CONTENT LAYOUT ===== */
+.inventory-body {
+    flex: 1;
+    display: flex;
+    gap: 1rem;
+    overflow: hidden;
+}
+
+.inventory-grid-container {
+    flex: 1;
+    overflow-y: auto;
+    padding-right: 0.5rem;
+}
+
+/* ===== ITEM GRID ===== */
+.inventory-grid {
+    display: grid;
+    grid-template-columns: repeat(4, 1fr);
+    gap: var(--touch-spacing);
+}
+
+/* Responsive grid columns */
+@media (max-width: 900px) {
+    .inventory-grid {
+        grid-template-columns: repeat(3, 1fr);
+    }
+}
+
+@media (max-width: 600px) {
+    .inventory-grid {
+        grid-template-columns: repeat(2, 1fr);
+    }
+}
+
+/* ===== INVENTORY ITEM CARD ===== */
+.inventory-item {
+    display: flex;
+    flex-direction: column;
+    align-items: center;
+    padding: 0.75rem 0.5rem;
+    min-height: 96px;
+    min-width: 80px;
+    background: var(--item-bg);
+    border: 2px solid var(--item-border);
+    border-radius: 8px;
+    cursor: pointer;
+    transition: all 0.2s ease;
+    position: relative;
+}
+
+.inventory-item:hover,
+.inventory-item:focus {
+    background: var(--item-hover-bg);
+    transform: translateY(-2px);
+}
+
+.inventory-item:focus {
+    outline: 2px solid var(--accent-gold, #f3a61a);
+    outline-offset: 2px;
+}
+
+.inventory-item.selected {
+    border-color: var(--accent-gold, #f3a61a);
+    box-shadow: 0 0 12px rgba(243, 166, 26, 0.3);
+}
+
+/* Rarity border colors */
+.inventory-item.rarity-common { border-color: var(--rarity-common); }
+.inventory-item.rarity-uncommon { border-color: var(--rarity-uncommon); }
+.inventory-item.rarity-rare { border-color: var(--rarity-rare); }
+.inventory-item.rarity-epic { border-color: var(--rarity-epic); }
+.inventory-item.rarity-legendary {
+    border-color: var(--rarity-legendary);
+    box-shadow: 0 0 8px rgba(245, 158, 11, 0.3);
+}
+
+/* Item icon */
+.inventory-item img {
+    width: 40px;
+    height: 40px;
+    object-fit: contain;
+    margin-bottom: 0.5rem;
+    opacity: 0.9;
+}
+
+/* Item name */
+.inventory-item .item-name {
+    font-size: var(--text-xs, 0.75rem);
+    color: var(--text-primary, #e5e5e5);
+    text-align: center;
+    line-height: 1.2;
+    max-width: 100%;
+    overflow: hidden;
+    text-overflow: ellipsis;
+    display: -webkit-box;
+    -webkit-line-clamp: 2;
+    -webkit-box-orient: vertical;
+}
+
+/* Item quantity badge */
+.inventory-item .item-quantity {
+    position: absolute;
+    top: 4px;
+    right: 4px;
+    min-width: 20px;
+    height: 20px;
+    padding: 0 6px;
+    background: var(--bg-tertiary, #16161a);
+    border: 1px solid var(--item-border);
+    border-radius: 10px;
+    font-size: 0.7rem;
+    font-weight: 600;
+    color: var(--text-primary, #e5e5e5);
+    display: flex;
+    align-items: center;
+    justify-content: center;
+}
+
+/* Empty state */
+.inventory-empty {
+    grid-column: 1 / -1;
+    text-align: center;
+    padding: 2rem;
+    color: var(--text-muted, #707078);
+    font-style: italic;
+}
+
+/* ===== ITEM DETAIL PANEL ===== */
+.item-detail {
+    width: 280px;
+    min-width: 280px;
+    background: var(--bg-tertiary, #16161a);
+    border: 1px solid var(--play-border, #3a3a45);
+    border-radius: 8px;
+    padding: 1rem;
+    display: flex;
+    flex-direction: column;
+}
+
+.item-detail-empty {
+    color: var(--text-muted, #707078);
+    text-align: center;
+    padding: 2rem 1rem;
+    font-style: italic;
+}
+
+.item-detail-content {
+    display: flex;
+    flex-direction: column;
+    height: 100%;
+}
+
+.item-detail-header {
+    display: flex;
+    align-items: flex-start;
+    gap: 0.75rem;
+    margin-bottom: 1rem;
+    padding-bottom: 1rem;
+    border-bottom: 1px solid var(--play-border, #3a3a45);
+}
+
+.item-detail-icon {
+    width: 48px;
+    height: 48px;
+    object-fit: contain;
+}
+
+.item-detail-title h3 {
+    font-family: var(--font-heading);
+    font-size: var(--text-lg, 1.125rem);
+    margin: 0 0 0.25rem 0;
+}
+
+.item-detail-title .item-type {
+    font-size: var(--text-xs, 0.75rem);
+    color: var(--text-muted, #707078);
+    text-transform: uppercase;
+    letter-spacing: 0.5px;
+}
+
+/* Rarity text colors */
+.rarity-text-common { color: var(--rarity-common); }
+.rarity-text-uncommon { color: var(--rarity-uncommon); }
+.rarity-text-rare { color: var(--rarity-rare); }
+.rarity-text-epic { color: var(--rarity-epic); }
+.rarity-text-legendary { color: var(--rarity-legendary); }
+
+.item-description {
+    font-size: var(--text-sm, 0.875rem);
+    color: var(--text-secondary, #a0a0a8);
+    line-height: 1.5;
+    margin-bottom: 1rem;
+}
+
+/* Item stats */
+.item-stats {
+    background: var(--item-bg);
+    border-radius: 6px;
+    padding: 0.75rem;
+    margin-bottom: 1rem;
+}
+
+.item-stats div {
+    display: flex;
+    justify-content: space-between;
+    padding: 0.25rem 0;
+    font-size: var(--text-sm, 0.875rem);
+}
+
+.item-stats div:not(:last-child) {
+    border-bottom: 1px solid var(--item-border);
+}
+
+/* Item action buttons */
+.item-actions {
+    margin-top: auto;
+    display: flex;
+    flex-direction: column;
+    gap: 0.5rem;
+}
+
+.item-actions .action-btn {
+    min-height: var(--touch-target-primary);
+    padding: 0.75rem 1rem;
+    border: none;
+    border-radius: 6px;
+    font-size: var(--text-sm, 0.875rem);
+    font-weight: 600;
+    cursor: pointer;
+    transition: all 0.2s ease;
+}
+
+.item-actions .action-btn--primary {
+    background: var(--accent-gold, #f3a61a);
+    color: var(--bg-primary, #0a0a0c);
+}
+
+.item-actions .action-btn--primary:hover {
+    background: var(--accent-gold-hover, #e69500);
+}
+
+.item-actions .action-btn--secondary {
+    background: var(--bg-input, #1e1e24);
+    border: 1px solid var(--play-border, #3a3a45);
+    color: var(--text-primary, #e5e5e5);
+}
+
+.item-actions .action-btn--secondary:hover {
+    background: var(--item-hover-bg);
+    border-color: var(--text-muted, #707078);
+}
+
+.item-actions .action-btn--danger {
+    background: transparent;
+    border: 1px solid #ef4444;
+    color: #ef4444;
+}
+
+.item-actions .action-btn--danger:hover {
+    background: rgba(239, 68, 68, 0.1);
+}
+
+/* ===== MODAL FOOTER ===== */
+.inventory-modal .modal-footer {
+    display: flex;
+    justify-content: space-between;
+    align-items: center;
+}
+
+.gold-display {
+    font-size: var(--text-sm, 0.875rem);
+    color: var(--accent-gold, #f3a61a);
+    font-weight: 600;
+}
+
+.gold-display::before {
+    content: "coins ";
+    font-size: 1.1em;
+}
+
+/* ===== COMBAT ITEMS BOTTOM SHEET ===== */
+.combat-items-sheet {
+    position: fixed;
+    bottom: 0;
+    left: 0;
+    right: 0;
+    max-height: 70vh;
+    background: var(--bg-secondary, #12121a);
+    border: 2px solid var(--border-ornate, #f3a61a);
+    border-bottom: none;
+    border-radius: 16px 16px 0 0;
+    z-index: 1001;
+    display: flex;
+    flex-direction: column;
+    transform: translateY(100%);
+    transition: transform 0.3s ease-out;
+}
+
+.combat-items-sheet.open {
+    transform: translateY(0);
+}
+
+/* Sheet backdrop */
+.sheet-backdrop {
+    position: fixed;
+    top: 0;
+    left: 0;
+    right: 0;
+    bottom: 0;
+    background: rgba(0, 0, 0, 0.6);
+    z-index: 1000;
+    animation: fadeIn 0.2s ease;
+}
+
+/* Drag handle */
+.sheet-handle {
+    width: 40px;
+    height: 4px;
+    background: var(--text-muted, #707078);
+    border-radius: 2px;
+    margin: 8px auto;
+}
+
+/* Sheet header */
+.sheet-header {
+    display: flex;
+    align-items: center;
+    justify-content: space-between;
+    padding: 0.75rem 1rem;
+    border-bottom: 1px solid var(--play-border, #3a3a45);
+}
+
+.sheet-header h3 {
+    font-family: var(--font-heading);
+    font-size: var(--text-lg, 1.125rem);
+    color: var(--accent-gold, #f3a61a);
+    margin: 0;
+}
+
+.sheet-close {
+    width: var(--touch-target-min);
+    height: var(--touch-target-min);
+    background: none;
+    border: none;
+    color: var(--text-muted, #707078);
+    font-size: 1.5rem;
+    cursor: pointer;
+    display: flex;
+    align-items: center;
+    justify-content: center;
+}
+
+.sheet-close:hover {
+    color: var(--text-primary, #e5e5e5);
+}
+
+/* Sheet body */
+.sheet-body {
+    flex: 1;
+    padding: 1rem;
+    overflow-y: auto;
+    display: flex;
+    flex-direction: column;
+    gap: 1rem;
+}
+
+/* Combat items grid - larger items for combat */
+.combat-items-grid {
+    display: grid;
+    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
+    gap: var(--touch-spacing);
+}
+
+.combat-item {
+    display: flex;
+    flex-direction: column;
+    align-items: center;
+    padding: 1rem;
+    min-height: 120px;
+    background: var(--item-bg);
+    border: 2px solid var(--rarity-common);
+    border-radius: 8px;
+    cursor: pointer;
+    transition: all 0.2s ease;
+}
+
+.combat-item:hover,
+.combat-item:focus {
+    background: var(--item-hover-bg);
+    border-color: var(--accent-gold, #f3a61a);
+}
+
+.combat-item:focus {
+    outline: 2px solid var(--accent-gold, #f3a61a);
+    outline-offset: 2px;
+}
+
+.combat-item.selected {
+    border-color: var(--accent-gold, #f3a61a);
+    box-shadow: 0 0 12px rgba(243, 166, 26, 0.3);
+}
+
+.combat-item img {
+    width: 48px;
+    height: 48px;
+    margin-bottom: 0.5rem;
+}
+
+.combat-item .item-name {
+    font-size: var(--text-sm, 0.875rem);
+    color: var(--text-primary, #e5e5e5);
+    font-weight: 500;
+    text-align: center;
+    margin-bottom: 0.25rem;
+}
+
+.combat-item .item-effect {
+    font-size: var(--text-xs, 0.75rem);
+    color: var(--text-muted, #707078);
+    text-align: center;
+}
+
+/* Combat item detail section */
+.combat-item-detail {
+    background: var(--bg-tertiary, #16161a);
+    border: 1px solid var(--play-border, #3a3a45);
+    border-radius: 8px;
+    padding: 1rem;
+    display: flex;
+    align-items: center;
+    justify-content: space-between;
+    gap: 1rem;
+}
+
+.combat-item-detail .detail-info {
+    flex: 1;
+}
+
+.combat-item-detail .detail-name {
+    font-weight: 600;
+    color: var(--text-primary, #e5e5e5);
+    margin-bottom: 0.25rem;
+}
+
+.combat-item-detail .detail-effect {
+    font-size: var(--text-sm, 0.875rem);
+    color: var(--text-secondary, #a0a0a8);
+}
+
+.combat-item-detail .use-btn {
+    min-width: 100px;
+    min-height: var(--touch-target-primary);
+    padding: 0.75rem 1.5rem;
+    background: var(--hp-bar-fill, #ef4444);
+    border: none;
+    border-radius: 6px;
+    color: white;
+    font-weight: 600;
+    cursor: pointer;
+    transition: all 0.2s ease;
+}
+
+.combat-item-detail .use-btn:hover {
+    background: #dc2626;
+}
+
+/* No consumables message */
+.no-consumables {
+    text-align: center;
+    padding: 2rem;
+    color: var(--text-muted, #707078);
+    font-style: italic;
+}
+
+/* ===== MOBILE RESPONSIVENESS ===== */
+
+/* Full-screen modal on mobile */
+@media (max-width: 768px) {
+    .inventory-modal {
+        width: 100vw;
+        height: 100vh;
+        max-width: 100vw;
+        max-height: 100vh;
+        border-radius: 0;
+        border: none;
+    }
+
+    .inventory-modal .modal-body {
+        flex-direction: column;
+        padding: 0.75rem;
+    }
+
+    /* Item detail slides in from right on mobile */
+    .item-detail {
+        position: fixed;
+        top: 0;
+        right: 0;
+        bottom: 0;
+        width: 100%;
+        max-width: 320px;
+        min-width: unset;
+        z-index: 1002;
+        border-radius: 0;
+        border-left: 2px solid var(--border-ornate, #f3a61a);
+        transform: translateX(100%);
+        transition: transform 0.3s ease;
+    }
+
+    .item-detail.visible {
+        transform: translateX(0);
+    }
+
+    .item-detail-backdrop {
+        position: fixed;
+        top: 0;
+        left: 0;
+        right: 0;
+        bottom: 0;
+        background: rgba(0, 0, 0, 0.5);
+        z-index: 1001;
+    }
+
+    /* Back button for mobile detail view */
+    .item-detail-back {
+        display: flex;
+        align-items: center;
+        gap: 0.5rem;
+        padding: 0.75rem;
+        margin: -1rem -1rem 1rem -1rem;
+        background: var(--bg-secondary, #12121a);
+        border: none;
+        border-bottom: 1px solid var(--play-border, #3a3a45);
+        color: var(--accent-gold, #f3a61a);
+        font-size: var(--text-sm, 0.875rem);
+        cursor: pointer;
+        width: calc(100% + 2rem);
+    }
+
+    .item-detail-back:hover {
+        background: var(--item-hover-bg);
+    }
+
+    /* Action buttons fixed at bottom on mobile */
+    .item-actions {
+        position: sticky;
+        bottom: 0;
+        background: var(--bg-tertiary, #16161a);
+        padding: 1rem;
+        margin: auto -1rem -1rem -1rem;
+        border-top: 1px solid var(--play-border, #3a3a45);
+    }
+
+    /* Larger touch targets on mobile */
+    .inventory-item {
+        min-height: 88px;
+        padding: 0.5rem;
+    }
+
+    /* Tabs scroll horizontally on mobile */
+    .inventory-tabs {
+        padding: 0 0.5rem;
+    }
+
+    .inventory-tabs .tab {
+        min-height: 44px;
+        padding: 0.5rem 0.75rem;
+        font-size: 0.8rem;
+    }
+
+    /* Combat sheet takes more space on mobile */
+    .combat-items-sheet {
+        max-height: 80vh;
+    }
+
+    .combat-items-grid {
+        grid-template-columns: repeat(2, 1fr);
+    }
+
+    .combat-item {
+        min-height: 100px;
+        padding: 0.75rem;
+    }
+}
+
+/* Extra small screens */
+@media (max-width: 400px) {
+    .inventory-grid {
+        grid-template-columns: repeat(2, 1fr);
+    }
+
+    .inventory-item {
+        min-height: 80px;
+    }
+
+    .inventory-item img {
+        width: 32px;
+        height: 32px;
+    }
+}
+
+/* ===== LOADING STATE ===== */
+.inventory-loading {
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    padding: 2rem;
+    color: var(--text-muted, #707078);
+}
+
+.inventory-loading::after {
+    content: "";
+    width: 24px;
+    height: 24px;
+    margin-left: 0.75rem;
+    border: 2px solid var(--text-muted, #707078);
+    border-top-color: var(--accent-gold, #f3a61a);
+    border-radius: 50%;
+    animation: spin 1s linear infinite;
+}
+
+@keyframes spin {
+    to { transform: rotate(360deg); }
+}
+
+/* ===== ACCESSIBILITY ===== */
+
+/* Focus visible for keyboard navigation */
+.inventory-item:focus-visible,
+.combat-item:focus-visible,
+.inventory-tabs .tab:focus-visible,
+.action-btn:focus-visible {
+    outline: 2px solid var(--accent-gold, #f3a61a);
+    outline-offset: 2px;
+}
+
+/* Reduced motion */
+@media (prefers-reduced-motion: reduce) {
+    .inventory-item,
+    .combat-item,
+    .combat-items-sheet,
+    .item-detail {
+        transition: none;
+    }
+
+    .inventory-loading::after {
+        animation: none;
+    }
+}

public_web/static/img/items/armor.svg

@@ -0,0 +1,7 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
+  <!-- Shield shape -->
+  <path d="M12 22s8-4 8-10V5l-8-3-8 3v7c0 6 8 10 8 10z"/>
+  <!-- Shield decoration -->
+  <path d="M12 8v6"/>
+  <path d="M9 11h6"/>
+</svg>

public_web/static/img/items/consumable.svg

@@ -0,0 +1,14 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
+  <!-- Potion bottle body -->
+  <path d="M10 2v4"/>
+  <path d="M14 2v4"/>
+  <!-- Bottle neck -->
+  <path d="M8 6h8"/>
+  <!-- Bottle shape -->
+  <path d="M8 6l-2 4v10a2 2 0 002 2h8a2 2 0 002-2V10l-2-4"/>
+  <!-- Liquid level -->
+  <path d="M6 14h12"/>
+  <!-- Bubbles -->
+  <circle cx="10" cy="17" r="1"/>
+  <circle cx="14" cy="16" r="0.5"/>
+</svg>

public_web/static/img/items/default.svg

@@ -0,0 +1,7 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
+  <!-- Box/crate shape -->
+  <path d="M21 8a2 2 0 00-1-1.73l-7-4a2 2 0 00-2 0l-7 4A2 2 0 003 8v8a2 2 0 001 1.73l7 4a2 2 0 002 0l7-4A2 2 0 0021 16V8z"/>
+  <!-- Box edges -->
+  <path d="M3.27 6.96L12 12.01l8.73-5.05"/>
+  <path d="M12 22.08V12"/>
+</svg>

public_web/static/img/items/quest_item.svg

@@ -0,0 +1,12 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
+  <!-- Scroll body -->
+  <path d="M4 4a2 2 0 012-2h12a2 2 0 012 2v16a2 2 0 01-2 2H6a2 2 0 01-2-2V4z"/>
+  <!-- Scroll roll top -->
+  <path d="M4 4h16"/>
+  <ellipse cx="4" cy="4" rx="1" ry="2"/>
+  <ellipse cx="20" cy="4" rx="1" ry="2"/>
+  <!-- Text lines -->
+  <path d="M8 9h8"/>
+  <path d="M8 13h6"/>
+  <path d="M8 17h4"/>
+</svg>

public_web/static/img/items/weapon.svg

@@ -0,0 +1,10 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
+  <!-- Sword blade -->
+  <path d="M14.5 17.5L3 6V3h3l11.5 11.5"/>
+  <!-- Sword guard -->
+  <path d="M13 19l6-6"/>
+  <!-- Sword handle -->
+  <path d="M16 16l4 4"/>
+  <!-- Blade tip detail -->
+  <path d="M19 21l2-2"/>
+</svg>

public_web/templates/dev/combat.html

@@ -0,0 +1,337 @@
+{% extends "base.html" %}
+
+{% block title %}Combat Tester - Dev Tools{% endblock %}
+
+{% block extra_head %}
+<style>
+    .dev-banner {
+        background: #dc2626;
+        color: white;
+        padding: 0.5rem 1rem;
+        text-align: center;
+        font-weight: bold;
+        position: sticky;
+        top: 0;
+        z-index: 100;
+    }
+
+    .combat-hub {
+        max-width: 900px;
+        margin: 2rem auto;
+        padding: 0 1rem;
+    }
+
+    .dev-section {
+        background: rgba(30, 30, 40, 0.9);
+        border: 1px solid #4a4a5a;
+        border-radius: 8px;
+        padding: 1.5rem;
+        margin-bottom: 1.5rem;
+    }
+
+    .dev-section h2 {
+        color: #f59e0b;
+        margin-top: 0;
+        margin-bottom: 1rem;
+        font-size: 1.25rem;
+        border-bottom: 1px solid #4a4a5a;
+        padding-bottom: 0.5rem;
+    }
+
+    .form-group {
+        margin-bottom: 1rem;
+    }
+
+    .form-label {
+        display: block;
+        color: #9ca3af;
+        font-size: 0.85rem;
+        margin-bottom: 0.5rem;
+        text-transform: uppercase;
+    }
+
+    .form-select {
+        width: 100%;
+        padding: 0.75rem;
+        background: #1a1a2a;
+        border: 1px solid #4a4a5a;
+        border-radius: 6px;
+        color: #e5e7eb;
+        font-size: 1rem;
+    }
+
+    .form-select:focus {
+        outline: none;
+        border-color: #f59e0b;
+    }
+
+    .enemy-grid {
+        display: grid;
+        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
+        gap: 0.75rem;
+        margin-bottom: 1rem;
+    }
+
+    .enemy-option {
+        display: flex;
+        align-items: center;
+        padding: 0.75rem;
+        background: #2a2a3a;
+        border: 1px solid #4a4a5a;
+        border-radius: 6px;
+        cursor: pointer;
+        transition: all 0.2s;
+    }
+
+    .enemy-option:hover {
+        background: #3a3a4a;
+        border-color: #5a5a6a;
+    }
+
+    .enemy-option.selected {
+        background: #3b3b5b;
+        border-color: #f59e0b;
+    }
+
+    .enemy-option input[type="checkbox"] {
+        margin-right: 0.75rem;
+        width: 18px;
+        height: 18px;
+        accent-color: #f59e0b;
+    }
+
+    .enemy-info {
+        flex: 1;
+    }
+
+    .enemy-name {
+        color: #e5e7eb;
+        font-weight: 500;
+    }
+
+    .enemy-level {
+        color: #9ca3af;
+        font-size: 0.8rem;
+    }
+
+    .btn-start {
+        width: 100%;
+        padding: 1rem;
+        background: #10b981;
+        color: white;
+        border: none;
+        border-radius: 6px;
+        font-size: 1.1rem;
+        font-weight: 600;
+        cursor: pointer;
+        transition: background 0.2s;
+    }
+
+    .btn-start:hover {
+        background: #059669;
+    }
+
+    .btn-start:disabled {
+        background: #4a4a5a;
+        cursor: not-allowed;
+    }
+
+    #create-result {
+        margin-top: 1rem;
+    }
+
+    .session-list {
+        display: flex;
+        flex-direction: column;
+        gap: 0.75rem;
+    }
+
+    .session-card {
+        display: flex;
+        justify-content: space-between;
+        align-items: center;
+        padding: 1rem;
+        background: #2a2a3a;
+        border: 1px solid #4a4a5a;
+        border-radius: 6px;
+    }
+
+    .session-info {
+        flex: 1;
+    }
+
+    .session-id {
+        color: #f59e0b;
+        font-family: monospace;
+        font-size: 0.85rem;
+    }
+
+    .session-character {
+        color: #e5e7eb;
+        font-weight: 500;
+    }
+
+    .session-status {
+        color: #10b981;
+        font-size: 0.85rem;
+    }
+
+    .btn-resume {
+        padding: 0.5rem 1rem;
+        background: #3b82f6;
+        color: white;
+        border: none;
+        border-radius: 4px;
+        cursor: pointer;
+        text-decoration: none;
+        font-size: 0.9rem;
+    }
+
+    .btn-resume:hover {
+        background: #2563eb;
+    }
+
+    .empty-state {
+        text-align: center;
+        color: #6b7280;
+        padding: 2rem;
+        font-style: italic;
+    }
+
+    .error {
+        background: #7f1d1d;
+        color: #fecaca;
+        padding: 0.75rem;
+        border-radius: 6px;
+        margin-bottom: 1rem;
+    }
+
+    .success {
+        background: #064e3b;
+        color: #a7f3d0;
+        padding: 0.75rem;
+        border-radius: 6px;
+    }
+
+    .back-link {
+        display: inline-block;
+        margin-bottom: 1rem;
+        color: #60a5fa;
+        text-decoration: none;
+        font-size: 0.9rem;
+    }
+
+    .back-link:hover {
+        text-decoration: underline;
+    }
+
+    .helper-text {
+        color: #9ca3af;
+        font-size: 0.85rem;
+        margin-top: 0.5rem;
+    }
+</style>
+{% endblock %}
+
+{% block content %}
+<div class="dev-banner">
+    DEV MODE - Combat System Tester
+</div>
+
+<div class="combat-hub">
+    <a href="{{ url_for('dev.index') }}" class="back-link">&larr; Back to Dev Tools</a>
+
+    {% if error %}
+    <div class="error">{{ error }}</div>
+    {% endif %}
+
+    <!-- Start New Combat -->
+    <div class="dev-section">
+        <h2>Start New Combat</h2>
+
+        <form hx-post="{{ url_for('dev.start_combat') }}"
+              hx-target="#create-result"
+              hx-swap="innerHTML">
+
+            <!-- Session Selection -->
+            <div class="form-group">
+                <label class="form-label">Select Session (must have a character)</label>
+                <select name="session_id" class="form-select" required>
+                    <option value="">-- Select a session --</option>
+                    {% for char in characters %}
+                    <option value="{{ char.session_id if char.session_id else '' }}"
+                            {% if not char.session_id %}disabled{% endif %}>
+                        {{ char.name }} ({{ char.class_name }} Lv.{{ char.level }})
+                        {% if not char.session_id %} - No active session{% endif %}
+                    </option>
+                    {% endfor %}
+                </select>
+                <p class="helper-text">You need an active story session to start combat. Create one in the Story Tester first.</p>
+            </div>
+
+            <!-- Enemy Selection -->
+            <div class="form-group">
+                <label class="form-label">Select Enemies (check multiple for group encounter)</label>
+                {% if enemies %}
+                <div class="enemy-grid">
+                    {% for enemy in enemies %}
+                    <label class="enemy-option" onclick="this.classList.toggle('selected')">
+                        <input type="checkbox" name="enemy_ids" value="{{ enemy.enemy_id }}">
+                        <div class="enemy-info">
+                            <div class="enemy-name">{{ enemy.name }}</div>
+                            <div class="enemy-level">{{ enemy.difficulty | capitalize }} · {{ enemy.experience_reward }} XP</div>
+                        </div>
+                    </label>
+                    {% endfor %}
+                </div>
+                {% else %}
+                <div class="empty-state">
+                    No enemy templates available. Check that the API has enemy data loaded.
+                </div>
+                {% endif %}
+            </div>
+
+            <button type="submit" class="btn-start" {% if not enemies %}disabled{% endif %}>
+                Start Combat
+            </button>
+        </form>
+
+        <div id="create-result"></div>
+    </div>
+
+    <!-- Active Combat Sessions -->
+    <div class="dev-section">
+        <h2>Active Combat Sessions</h2>
+
+        {% if sessions_in_combat %}
+        <div class="session-list">
+            {% for session in sessions_in_combat %}
+            <div class="session-card">
+                <div class="session-info">
+                    <div class="session-id">{{ session.session_id[:12] }}...</div>
+                    <div class="session-character">{{ session.character_name or 'Unknown Character' }}</div>
+                    <div class="session-status">In Combat - Round {{ session.game_state.combat_round or 1 }}</div>
+                </div>
+                <a href="{{ url_for('dev.combat_session', session_id=session.session_id) }}" class="btn-resume">
+                    Resume Combat
+                </a>
+            </div>
+            {% endfor %}
+        </div>
+        {% else %}
+        <div class="empty-state">
+            No active combat sessions. Start a new combat above.
+        </div>
+        {% endif %}
+    </div>
+</div>
+
+<script>
+// Toggle selected state on checkbox change
+document.querySelectorAll('.enemy-option input[type="checkbox"]').forEach(checkbox => {
+    checkbox.addEventListener('change', function() {
+        this.closest('.enemy-option').classList.toggle('selected', this.checked);
+    });
+});
+</script>
+{% endblock %}

public_web/templates/dev/combat_session.html

@@ -0,0 +1,864 @@
+{% extends "base.html" %}
+
+{% block title %}Combat Debug - Dev Tools{% endblock %}
+
+{% block extra_head %}
+<style>
+    .dev-banner {
+        background: #dc2626;
+        color: white;
+        padding: 0.5rem 1rem;
+        text-align: center;
+        font-weight: bold;
+        position: sticky;
+        top: 0;
+        z-index: 100;
+    }
+
+    .combat-container {
+        max-width: 1400px;
+        margin: 1rem auto;
+        padding: 0 1rem;
+        display: grid;
+        grid-template-columns: 280px 1fr 300px;
+        gap: 1rem;
+    }
+
+    @media (max-width: 1200px) {
+        .combat-container {
+            grid-template-columns: 250px 1fr;
+        }
+        .right-panel {
+            display: none;
+        }
+    }
+
+    @media (max-width: 768px) {
+        .combat-container {
+            grid-template-columns: 1fr;
+        }
+        .left-panel {
+            display: none;
+        }
+    }
+
+    .panel {
+        background: rgba(30, 30, 40, 0.9);
+        border: 1px solid #4a4a5a;
+        border-radius: 8px;
+        padding: 1rem;
+    }
+
+    .panel h3 {
+        color: #f59e0b;
+        margin-top: 0;
+        margin-bottom: 1rem;
+        font-size: 1rem;
+        border-bottom: 1px solid #4a4a5a;
+        padding-bottom: 0.5rem;
+        display: flex;
+        justify-content: space-between;
+        align-items: center;
+    }
+
+    .btn-refresh {
+        background: #6366f1;
+        color: white;
+        padding: 0.25rem 0.5rem;
+        border: none;
+        border-radius: 4px;
+        cursor: pointer;
+        font-size: 0.75rem;
+    }
+
+    .btn-refresh:hover {
+        background: #4f46e5;
+    }
+
+    /* Left Panel - State */
+    .state-section {
+        margin-bottom: 1.5rem;
+    }
+
+    .state-section h4 {
+        color: #9ca3af;
+        font-size: 0.75rem;
+        text-transform: uppercase;
+        margin: 0 0 0.5rem 0;
+    }
+
+    .state-item {
+        margin-bottom: 0.5rem;
+    }
+
+    .state-label {
+        color: #6b7280;
+        font-size: 0.75rem;
+    }
+
+    .state-value {
+        color: #e5e7eb;
+        font-weight: 500;
+    }
+
+    .combatant-card {
+        background: #2a2a3a;
+        border-radius: 6px;
+        padding: 0.75rem;
+        margin-bottom: 0.5rem;
+        border-left: 3px solid #4a4a5a;
+    }
+
+    .combatant-card.player {
+        border-left-color: #3b82f6;
+    }
+
+    .combatant-card.enemy {
+        border-left-color: #ef4444;
+    }
+
+    .combatant-card.active {
+        box-shadow: 0 0 0 2px #f59e0b;
+    }
+
+    .combatant-card.defeated {
+        opacity: 0.5;
+    }
+
+    .combatant-name {
+        color: #e5e7eb;
+        font-weight: 600;
+        margin-bottom: 0.5rem;
+    }
+
+    .resource-bar {
+        height: 8px;
+        background: #1a1a2a;
+        border-radius: 4px;
+        overflow: hidden;
+        margin-bottom: 0.25rem;
+    }
+
+    .resource-bar-fill {
+        height: 100%;
+        border-radius: 4px;
+        transition: width 0.3s ease;
+    }
+
+    .resource-bar-fill.hp {
+        background: linear-gradient(90deg, #ef4444, #f87171);
+    }
+
+    .resource-bar-fill.mp {
+        background: linear-gradient(90deg, #3b82f6, #60a5fa);
+    }
+
+    .resource-bar-fill.low {
+        background: linear-gradient(90deg, #dc2626, #ef4444);
+        animation: pulse 1s infinite;
+    }
+
+    @keyframes pulse {
+        0%, 100% { opacity: 1; }
+        50% { opacity: 0.6; }
+    }
+
+    .resource-text {
+        font-size: 0.7rem;
+        color: #9ca3af;
+        display: flex;
+        justify-content: space-between;
+    }
+
+    /* Debug Actions */
+    .debug-actions {
+        margin-top: 1rem;
+        padding-top: 1rem;
+        border-top: 1px solid #4a4a5a;
+    }
+
+    .debug-btn {
+        width: 100%;
+        padding: 0.5rem;
+        margin-bottom: 0.5rem;
+        border: 1px solid #4a4a5a;
+        border-radius: 4px;
+        cursor: pointer;
+        font-size: 0.85rem;
+        transition: all 0.2s;
+    }
+
+    .debug-btn.victory {
+        background: #064e3b;
+        color: #a7f3d0;
+    }
+
+    .debug-btn.victory:hover {
+        background: #065f46;
+    }
+
+    .debug-btn.defeat {
+        background: #7f1d1d;
+        color: #fecaca;
+    }
+
+    .debug-btn.defeat:hover {
+        background: #991b1b;
+    }
+
+    .debug-btn.reset {
+        background: #1e40af;
+        color: #bfdbfe;
+    }
+
+    .debug-btn.reset:hover {
+        background: #1d4ed8;
+    }
+
+    /* Center Panel - Main */
+    .main-panel {
+        min-height: 600px;
+        display: flex;
+        flex-direction: column;
+    }
+
+    #combat-log {
+        flex: 1;
+        background: #1a1a2a;
+        border-radius: 6px;
+        padding: 1rem;
+        min-height: 300px;
+        max-height: 400px;
+        overflow-y: auto;
+        margin-bottom: 1rem;
+    }
+
+    .log-entry {
+        padding: 0.5rem 0.75rem;
+        margin-bottom: 0.5rem;
+        border-radius: 4px;
+        font-size: 0.9rem;
+    }
+
+    .log-entry--player {
+        background: rgba(59, 130, 246, 0.15);
+        border-left: 3px solid #3b82f6;
+    }
+
+    .log-entry--enemy {
+        background: rgba(239, 68, 68, 0.15);
+        border-left: 3px solid #ef4444;
+    }
+
+    .log-entry--crit {
+        background: rgba(245, 158, 11, 0.2);
+        border-left: 3px solid #f59e0b;
+    }
+
+    .log-entry--system {
+        background: rgba(107, 114, 128, 0.15);
+        border-left: 3px solid #6b7280;
+        font-style: italic;
+        color: #9ca3af;
+    }
+
+    .log-entry--heal {
+        background: rgba(16, 185, 129, 0.15);
+        border-left: 3px solid #10b981;
+    }
+
+    .log-actor {
+        font-weight: 600;
+        color: #e5e7eb;
+    }
+
+    .log-message {
+        color: #d1d5db;
+    }
+
+    .log-damage {
+        color: #ef4444;
+        font-weight: 600;
+    }
+
+    .log-heal {
+        color: #10b981;
+        font-weight: 600;
+    }
+
+    .log-crit {
+        color: #f59e0b;
+        font-size: 0.75rem;
+        margin-left: 0.5rem;
+    }
+
+    /* Action Buttons */
+    .actions-grid {
+        display: grid;
+        grid-template-columns: repeat(5, 1fr);
+        gap: 0.5rem;
+        margin-bottom: 1rem;
+    }
+
+    @media (max-width: 900px) {
+        .actions-grid {
+            grid-template-columns: repeat(3, 1fr);
+        }
+    }
+
+    .action-btn {
+        padding: 0.75rem 1rem;
+        border: none;
+        border-radius: 6px;
+        cursor: pointer;
+        font-size: 0.9rem;
+        font-weight: 500;
+        transition: all 0.2s;
+        text-align: center;
+    }
+
+    .action-btn:disabled {
+        opacity: 0.5;
+        cursor: not-allowed;
+    }
+
+    .action-btn.attack {
+        background: #ef4444;
+        color: white;
+    }
+    .action-btn.attack:hover:not(:disabled) {
+        background: #dc2626;
+    }
+
+    .action-btn.ability {
+        background: #8b5cf6;
+        color: white;
+    }
+    .action-btn.ability:hover:not(:disabled) {
+        background: #7c3aed;
+    }
+
+    .action-btn.item {
+        background: #10b981;
+        color: white;
+    }
+    .action-btn.item:hover:not(:disabled) {
+        background: #059669;
+    }
+
+    .action-btn.defend {
+        background: #3b82f6;
+        color: white;
+    }
+    .action-btn.defend:hover:not(:disabled) {
+        background: #2563eb;
+    }
+
+    .action-btn.flee {
+        background: #6b7280;
+        color: white;
+    }
+    .action-btn.flee:hover:not(:disabled) {
+        background: #4b5563;
+    }
+
+    /* Right Panel */
+    .turn-order {
+        margin-bottom: 1rem;
+    }
+
+    .turn-item {
+        display: flex;
+        align-items: center;
+        padding: 0.5rem;
+        margin-bottom: 0.25rem;
+        background: #2a2a3a;
+        border-radius: 4px;
+        font-size: 0.85rem;
+    }
+
+    .turn-item.active {
+        background: #3b3b5b;
+        border: 1px solid #f59e0b;
+    }
+
+    .turn-number {
+        width: 24px;
+        height: 24px;
+        background: #4a4a5a;
+        border-radius: 50%;
+        display: flex;
+        align-items: center;
+        justify-content: center;
+        margin-right: 0.5rem;
+        font-size: 0.75rem;
+        color: #9ca3af;
+    }
+
+    .turn-item.active .turn-number {
+        background: #f59e0b;
+        color: #1a1a2a;
+    }
+
+    .turn-name {
+        color: #e5e7eb;
+    }
+
+    .turn-name.player {
+        color: #60a5fa;
+    }
+
+    .turn-name.enemy {
+        color: #f87171;
+    }
+
+    /* Effects Panel */
+    .effects-panel {
+        margin-top: 1rem;
+    }
+
+    .effect-item {
+        display: flex;
+        justify-content: space-between;
+        align-items: center;
+        padding: 0.5rem;
+        margin-bottom: 0.25rem;
+        background: #2a2a3a;
+        border-radius: 4px;
+        font-size: 0.8rem;
+    }
+
+    .effect-name {
+        color: #e5e7eb;
+    }
+
+    .effect-duration {
+        color: #f59e0b;
+        font-size: 0.75rem;
+    }
+
+    /* Debug Panel */
+    .debug-panel {
+        margin-top: 1rem;
+        padding: 1rem;
+        background: #1a1a2a;
+        border-radius: 6px;
+        font-family: monospace;
+        font-size: 0.75rem;
+    }
+
+    .debug-toggle {
+        color: #9ca3af;
+        cursor: pointer;
+        user-select: none;
+    }
+
+    .debug-content {
+        margin-top: 0.5rem;
+        max-height: 300px;
+        overflow: auto;
+        white-space: pre;
+        color: #a3e635;
+    }
+
+    /* Modal Styles */
+    .modal-overlay {
+        position: fixed;
+        top: 0;
+        left: 0;
+        right: 0;
+        bottom: 0;
+        background: rgba(0, 0, 0, 0.8);
+        display: flex;
+        align-items: center;
+        justify-content: center;
+        z-index: 1000;
+    }
+
+    .modal-content {
+        background: #1a1a2a;
+        border: 1px solid #4a4a5a;
+        border-radius: 8px;
+        padding: 1.5rem;
+        max-width: 500px;
+        width: 90%;
+        max-height: 80vh;
+        overflow-y: auto;
+    }
+
+    .modal-content h3 {
+        color: #f59e0b;
+        margin-top: 0;
+        margin-bottom: 1rem;
+    }
+
+    .modal-close {
+        margin-top: 1rem;
+        padding: 0.5rem 1rem;
+        background: #6b7280;
+        border: none;
+        border-radius: 4px;
+        color: white;
+        cursor: pointer;
+    }
+
+    /* Sheet Styles */
+    .combat-items-sheet {
+        position: fixed;
+        bottom: 0;
+        left: 0;
+        right: 0;
+        background: #1a1a2a;
+        border-top: 1px solid #4a4a5a;
+        border-radius: 16px 16px 0 0;
+        padding: 1rem;
+        max-height: 50vh;
+        overflow-y: auto;
+        z-index: 1000;
+        transform: translateY(100%);
+        transition: transform 0.3s ease;
+    }
+
+    .combat-items-sheet.open {
+        transform: translateY(0);
+    }
+
+    .sheet-backdrop {
+        position: fixed;
+        top: 0;
+        left: 0;
+        right: 0;
+        bottom: 0;
+        background: rgba(0, 0, 0, 0.5);
+        z-index: 999;
+    }
+
+    .sheet-header {
+        display: flex;
+        justify-content: space-between;
+        align-items: center;
+        margin-bottom: 1rem;
+    }
+
+    .sheet-header h3 {
+        color: #f59e0b;
+        margin: 0;
+    }
+
+    .sheet-close {
+        background: none;
+        border: none;
+        color: #9ca3af;
+        font-size: 1.5rem;
+        cursor: pointer;
+    }
+
+    .error {
+        background: #7f1d1d;
+        color: #fecaca;
+        padding: 0.75rem;
+        border-radius: 6px;
+    }
+
+    .success {
+        background: #064e3b;
+        color: #a7f3d0;
+        padding: 0.75rem;
+        border-radius: 6px;
+    }
+
+    .back-link {
+        color: #60a5fa;
+        text-decoration: none;
+        font-size: 0.85rem;
+    }
+
+    .back-link:hover {
+        text-decoration: underline;
+    }
+</style>
+{% endblock %}
+
+{% block content %}
+<div class="dev-banner">
+    DEV MODE - Combat Session {{ session_id[:8] }}...
+</div>
+
+<div class="combat-container">
+    <!-- Left Panel: Combat State -->
+    <div class="panel left-panel">
+        <h3>
+            Combat State
+            <button class="btn-refresh"
+                    hx-get="{{ url_for('dev.combat_state', session_id=session_id) }}"
+                    hx-target="#state-content"
+                    hx-swap="innerHTML">
+                Refresh
+            </button>
+        </h3>
+        <div id="state-content">
+            {% include 'dev/partials/combat_state.html' %}
+        </div>
+
+        <!-- Debug Actions -->
+        <div class="debug-actions">
+            <h4 style="color: #f59e0b; font-size: 0.85rem; margin: 0 0 0.5rem 0;">Debug Actions</h4>
+            <button class="debug-btn reset"
+                    hx-post="{{ url_for('dev.reset_hp_mp', session_id=session_id) }}"
+                    hx-target="#combat-log"
+                    hx-swap="beforeend">
+                Reset HP/MP
+            </button>
+            <button class="debug-btn victory"
+                    hx-post="{{ url_for('dev.force_end_combat', session_id=session_id) }}"
+                    hx-vals='{"victory": "true"}'
+                    hx-target="#combat-log"
+                    hx-swap="innerHTML">
+                Force Victory
+            </button>
+            <button class="debug-btn defeat"
+                    hx-post="{{ url_for('dev.force_end_combat', session_id=session_id) }}"
+                    hx-vals='{"victory": "false"}'
+                    hx-target="#combat-log"
+                    hx-swap="innerHTML">
+                Force Defeat
+            </button>
+        </div>
+
+        <div style="margin-top: 1rem; padding-top: 1rem; border-top: 1px solid #4a4a5a;">
+            <a href="{{ url_for('dev.combat_hub') }}" class="back-link">&larr; Back to Combat Hub</a>
+        </div>
+    </div>
+
+    <!-- Center Panel: Combat Log & Actions -->
+    <div class="panel main-panel">
+        <h3>Combat Log</h3>
+
+        <!-- Combat Log -->
+        <div id="combat-log" role="log" aria-live="polite">
+            {% for entry in combat_log %}
+            <div class="log-entry log-entry--{{ entry.type }}">
+                {% if entry.actor %}
+                <span class="log-actor">{{ entry.actor }}</span>
+                {% endif %}
+                <span class="log-message">{{ entry.message }}</span>
+                {% if entry.damage %}
+                <span class="log-damage">-{{ entry.damage }} HP</span>
+                {% endif %}
+                {% if entry.heal %}
+                <span class="log-heal">+{{ entry.heal }} HP</span>
+                {% endif %}
+                {% if entry.is_crit %}
+                <span class="log-crit">CRITICAL!</span>
+                {% endif %}
+            </div>
+            {% else %}
+            <div class="log-entry log-entry--system">
+                Combat begins!
+                {% if is_player_turn %}
+                Take your action.
+                {% else %}
+                Waiting for enemy turn...
+                {% endif %}
+            </div>
+            {% endfor %}
+        </div>
+
+        <!-- Action Buttons -->
+        <div class="actions-grid" id="action-buttons">
+            <button class="action-btn attack"
+                    hx-post="{{ url_for('dev.combat_action', session_id=session_id) }}"
+                    hx-vals='{"action_type": "attack"}'
+                    hx-target="#combat-log"
+                    hx-swap="beforeend"
+                    hx-disabled-elt="this"
+                    {% if not is_player_turn %}disabled{% endif %}>
+                Attack
+            </button>
+            <button class="action-btn ability"
+                    hx-get="{{ url_for('dev.combat_abilities', session_id=session_id) }}"
+                    hx-target="#modal-container"
+                    hx-swap="innerHTML"
+                    {% if not is_player_turn %}disabled{% endif %}>
+                Ability
+            </button>
+            <button class="action-btn item"
+                    hx-get="{{ url_for('dev.combat_items', session_id=session_id) }}"
+                    hx-target="#sheet-container"
+                    hx-swap="innerHTML"
+                    {% if not is_player_turn %}disabled{% endif %}>
+                Item
+            </button>
+            <button class="action-btn defend"
+                    hx-post="{{ url_for('dev.combat_action', session_id=session_id) }}"
+                    hx-vals='{"action_type": "defend"}'
+                    hx-target="#combat-log"
+                    hx-swap="beforeend"
+                    hx-disabled-elt="this"
+                    {% if not is_player_turn %}disabled{% endif %}>
+                Defend
+            </button>
+            <button class="action-btn flee"
+                    hx-post="{{ url_for('dev.combat_action', session_id=session_id) }}"
+                    hx-vals='{"action_type": "flee"}'
+                    hx-target="#combat-log"
+                    hx-swap="beforeend"
+                    hx-disabled-elt="this"
+                    {% if not is_player_turn %}disabled{% endif %}>
+                Flee
+            </button>
+        </div>
+
+        <!-- Debug Panel -->
+        <div class="debug-panel">
+            <div class="debug-toggle" onclick="this.nextElementSibling.style.display = this.nextElementSibling.style.display === 'none' ? 'block' : 'none'">
+                [+] Raw State JSON (click to toggle)
+            </div>
+            <div class="debug-content" style="display: none;">{{ raw_state | tojson(indent=2) }}</div>
+        </div>
+    </div>
+
+    <!-- Right Panel: Turn Order & Effects -->
+    <div class="panel right-panel">
+        <h3>Turn Order</h3>
+
+        <div class="turn-order">
+            {% for combatant_id in turn_order %}
+            {% set ns = namespace(combatant=None) %}
+            {% for c in encounter.combatants %}
+                {% if c.combatant_id == combatant_id %}
+                    {% set ns.combatant = c %}
+                {% endif %}
+            {% endfor %}
+            <div class="turn-item {% if combatant_id == current_turn_id %}active{% endif %}">
+                <span class="turn-number">{{ loop.index }}</span>
+                <span class="turn-name {% if ns.combatant and ns.combatant.is_player %}player{% else %}enemy{% endif %}">
+                    {% if ns.combatant %}{{ ns.combatant.name }}{% else %}{{ combatant_id[:8] }}{% endif %}
+                </span>
+            </div>
+            {% endfor %}
+        </div>
+
+        <h3 style="margin-top: 1rem;">Active Effects</h3>
+        <div class="effects-panel">
+            {% if player_combatant and player_combatant.active_effects %}
+                {% for effect in player_combatant.active_effects %}
+                <div class="effect-item">
+                    <span class="effect-name">{{ effect.name }}</span>
+                    <span class="effect-duration">{{ effect.remaining_duration }} turns</span>
+                </div>
+                {% endfor %}
+            {% else %}
+            <p style="color: #6b7280; font-size: 0.85rem; text-align: center;">No active effects</p>
+            {% endif %}
+        </div>
+    </div>
+</div>
+
+<!-- Modal Container -->
+<div id="modal-container"></div>
+
+<!-- Sheet Container -->
+<div id="sheet-container"></div>
+
+<script>
+// Close modal function
+function closeModal() {
+    document.getElementById('modal-container').innerHTML = '';
+}
+
+// Close combat sheet function
+function closeCombatSheet() {
+    document.getElementById('sheet-container').innerHTML = '';
+}
+
+// Refresh combat state panel
+function refreshCombatState() {
+    htmx.ajax('GET', '{{ url_for("dev.combat_state", session_id=session_id) }}', {
+        target: '#state-content',
+        swap: 'innerHTML'
+    });
+}
+
+// Auto-scroll combat log
+const combatLog = document.getElementById('combat-log');
+if (combatLog) {
+    combatLog.scrollTop = combatLog.scrollHeight;
+}
+
+// Observe combat log for new entries and auto-scroll
+const observer = new MutationObserver(function() {
+    combatLog.scrollTop = combatLog.scrollHeight;
+});
+observer.observe(combatLog, { childList: true });
+
+// Guard against duplicate enemy turn requests
+let enemyTurnPending = false;
+let enemyTurnTimeout = null;
+
+function triggerEnemyTurn(delay = 1000) {
+    // Prevent duplicate requests
+    if (enemyTurnPending) {
+        return;
+    }
+
+    // Clear any pending timeout
+    if (enemyTurnTimeout) {
+        clearTimeout(enemyTurnTimeout);
+    }
+
+    enemyTurnPending = true;
+    enemyTurnTimeout = setTimeout(function() {
+        htmx.ajax('POST', '{{ url_for("dev.combat_enemy_turn", session_id=session_id) }}', {
+            target: '#combat-log',
+            swap: 'beforeend'
+        }).then(function() {
+            enemyTurnPending = false;
+            // Refresh state after enemy turn completes
+            setTimeout(refreshCombatState, 500);
+        }).catch(function() {
+            enemyTurnPending = false;
+        });
+    }, delay);
+}
+
+// Auto-trigger enemy turn on page load if it's not the player's turn
+{% if not is_player_turn %}
+document.addEventListener('DOMContentLoaded', function() {
+    // Small delay to let the page render first
+    triggerEnemyTurn(500);
+});
+{% endif %}
+
+// Handle enemy turn trigger
+document.body.addEventListener('htmx:afterRequest', function(event) {
+    // Check for enemyTurn trigger
+    const trigger = event.detail.xhr.getResponseHeader('HX-Trigger');
+    if (trigger && trigger.includes('enemyTurn')) {
+        triggerEnemyTurn(1000);
+    }
+
+    // Refresh state after any combat action (player action, debug action, but NOT enemy turn - handled above)
+    const requestUrl = event.detail.pathInfo?.requestPath || '';
+    const isActionBtn = event.detail.elt && event.detail.elt.classList && event.detail.elt.classList.contains('action-btn');
+    const isDebugBtn = event.detail.elt && event.detail.elt.classList && event.detail.elt.classList.contains('debug-btn');
+
+    if (isActionBtn || isDebugBtn) {
+        setTimeout(refreshCombatState, 500);
+    }
+});
+
+// Re-enable buttons when player turn returns
+document.body.addEventListener('htmx:afterSwap', function(event) {
+    // If state was updated, check if it's player turn
+    if (event.detail.target.id === 'state-content') {
+        const stateContent = document.getElementById('state-content');
+        const isPlayerTurn = stateContent && stateContent.textContent.includes('Your Turn');
+        const buttons = document.querySelectorAll('.action-btn');
+        buttons.forEach(function(btn) {
+            btn.disabled = !isPlayerTurn;
+        });
+    }
+});
+</script>
+{% endblock %}

public_web/templates/dev/index.html

@@ -83,6 +83,14 @@
         </a>
     </div>
 
+    <div class="dev-section">
+        <h2>Combat System</h2>
+        <a href="{{ url_for('dev.combat_hub') }}" class="dev-link">
+            Combat System Tester
+            <small>Start encounters, test actions, abilities, items, and enemy AI</small>
+        </a>
+    </div>
+
     <div class="dev-section">
         <h2>Quest System</h2>
         <span class="dev-link dev-link-disabled">

public_web/templates/dev/partials/ability_modal.html

@@ -0,0 +1,62 @@
+<!-- Ability Selection Modal -->
+
+<div class="modal-overlay" onclick="closeModal()">
+    <div class="modal-content" onclick="event.stopPropagation()">
+        <div style="display: flex; justify-content: space-between; align-items: center; margin-bottom: 1rem;">
+            <h3 style="margin: 0; color: #f59e0b;">Select Ability</h3>
+            <button onclick="closeModal()" style="background: none; border: none; color: #9ca3af; font-size: 1.5rem; cursor: pointer;">&times;</button>
+        </div>
+
+        {% if abilities %}
+        <div style="display: flex; flex-direction: column; gap: 0.5rem;">
+            {% for ability in abilities %}
+            <button style="
+                display: flex;
+                align-items: center;
+                justify-content: space-between;
+                padding: 1rem;
+                background: {{ '#2a2a3a' if ability.available else '#1a1a2a' }};
+                border: 1px solid {{ '#4a4a5a' if ability.available else '#3a3a4a' }};
+                border-radius: 6px;
+                cursor: {{ 'pointer' if ability.available else 'not-allowed' }};
+                opacity: {{ '1' if ability.available else '0.5' }};
+                text-align: left;
+                transition: all 0.2s;
+            "
+            {% if ability.available %}
+            hx-post="{{ url_for('dev.combat_action', session_id=session_id) }}"
+            hx-vals='{"action_type": "ability", "ability_id": "{{ ability.id }}"}'
+            hx-target="#combat-log"
+            hx-swap="beforeend"
+            onclick="closeModal()"
+            {% else %}
+            disabled
+            {% endif %}>
+                <div>
+                    <div style="color: #e5e7eb; font-weight: 500;">{{ ability.name }}</div>
+                    {% if ability.description %}
+                    <div style="color: #9ca3af; font-size: 0.8rem; margin-top: 0.25rem;">{{ ability.description[:100] }}{% if ability.description|length > 100 %}...{% endif %}</div>
+                    {% endif %}
+                </div>
+                <div style="text-align: right;">
+                    {% if ability.mp_cost > 0 %}
+                    <div style="color: #60a5fa; font-size: 0.85rem;">{{ ability.mp_cost }} MP</div>
+                    {% endif %}
+                    {% if ability.cooldown > 0 %}
+                    <div style="color: #f59e0b; font-size: 0.75rem;">CD: {{ ability.cooldown }}</div>
+                    {% endif %}
+                </div>
+            </button>
+            {% endfor %}
+        </div>
+        {% else %}
+        <div style="text-align: center; color: #6b7280; padding: 2rem;">
+            No abilities available.
+        </div>
+        {% endif %}
+
+        <button class="modal-close" onclick="closeModal()" style="width: 100%; margin-top: 1rem;">
+            Cancel
+        </button>
+    </div>
+</div>

public_web/templates/dev/partials/combat_debug_log.html

@@ -0,0 +1,19 @@
+<!-- Combat Debug Log Entry Partial - appended to combat log -->
+
+{% for entry in combat_log %}
+<div class="log-entry log-entry--{{ entry.type }}">
+    {% if entry.actor %}
+    <span class="log-actor">{{ entry.actor }}</span>
+    {% endif %}
+    <span class="log-message">{{ entry.message }}</span>
+    {% if entry.damage %}
+    <span class="log-damage">-{{ entry.damage }} HP</span>
+    {% endif %}
+    {% if entry.heal %}
+    <span class="log-heal">+{{ entry.heal }} HP</span>
+    {% endif %}
+    {% if entry.is_crit %}
+    <span class="log-crit">CRITICAL!</span>
+    {% endif %}
+</div>
+{% endfor %}

public_web/templates/dev/partials/combat_defeat.html

@@ -0,0 +1,32 @@
+<!-- Combat Defeat Screen -->
+
+<div style="text-align: center; padding: 2rem;">
+    <div style="font-size: 3rem; margin-bottom: 1rem;">&#128128;</div>
+    <h2 style="color: #ef4444; margin-bottom: 1rem;">Defeat</h2>
+    <p style="color: #d1d5db; margin-bottom: 2rem;">You have been defeated in battle...</p>
+
+    <!-- Penalties -->
+    {% if gold_lost and gold_lost > 0 %}
+    <div style="background: rgba(127, 29, 29, 0.3); border-radius: 8px; padding: 1rem; margin-bottom: 1.5rem;">
+        <div style="color: #fecaca;">
+            <span style="color: #ef4444; font-weight: 600;">-{{ gold_lost }} gold</span> lost
+        </div>
+    </div>
+    {% endif %}
+
+    <p style="color: #9ca3af; font-size: 0.9rem; margin-bottom: 2rem;">
+        Your progress has been saved. You can try again or return to town.
+    </p>
+
+    <!-- Actions -->
+    <div style="display: flex; gap: 1rem; justify-content: center;">
+        <a href="{{ url_for('dev.combat_hub') }}"
+           style="padding: 0.75rem 1.5rem; background: #ef4444; color: white; border-radius: 6px; text-decoration: none;">
+            Try Again
+        </a>
+        <a href="{{ url_for('dev.story_hub') }}"
+           style="padding: 0.75rem 1.5rem; background: #6b7280; color: white; border-radius: 6px; text-decoration: none;">
+            Return to Town
+        </a>
+    </div>
+</div>

public_web/templates/dev/partials/combat_items_sheet.html

@@ -0,0 +1,88 @@
+<!-- Combat Items Bottom Sheet -->
+
+<div class="sheet-backdrop" onclick="closeCombatSheet()"></div>
+<div class="combat-items-sheet open">
+    <div class="sheet-header">
+        <h3>Use Item</h3>
+        <button class="sheet-close" onclick="closeCombatSheet()">&times;</button>
+    </div>
+
+    <div class="sheet-body">
+        {% if has_consumables %}
+        <div style="display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 0.75rem;">
+            {% for item in consumables %}
+            <button style="
+                padding: 1rem;
+                background: #2a2a3a;
+                border: 1px solid #4a4a5a;
+                border-radius: 6px;
+                cursor: pointer;
+                text-align: left;
+                transition: all 0.2s;
+            "
+            hx-get="{{ url_for('dev.combat_item_detail', session_id=session_id, item_id=item.item_id) }}"
+            hx-target="#item-detail"
+            hx-swap="innerHTML">
+                <div style="color: #e5e7eb; font-weight: 500; margin-bottom: 0.25rem;">{{ item.name }}</div>
+                <div style="color:
+                    {% if item.rarity == 'uncommon' %}#10b981
+                    {% elif item.rarity == 'rare' %}#3b82f6
+                    {% elif item.rarity == 'epic' %}#a78bfa
+                    {% elif item.rarity == 'legendary' %}#f59e0b
+                    {% else %}#9ca3af{% endif %};
+                    font-size: 0.75rem; text-transform: capitalize;">
+                    {{ item.rarity }}
+                </div>
+            </button>
+            {% endfor %}
+        </div>
+
+        <!-- Item Detail Panel -->
+        <div id="item-detail" style="margin-top: 1rem; padding-top: 1rem; border-top: 1px solid #4a4a5a;">
+            <div style="text-align: center; color: #6b7280; font-size: 0.9rem;">
+                Select an item to see details
+            </div>
+        </div>
+        {% else %}
+        <div style="text-align: center; color: #6b7280; padding: 2rem;">
+            No consumable items in inventory.
+        </div>
+        {% endif %}
+    </div>
+</div>
+
+<style>
+    .detail-info {
+        background: #1a1a2a;
+        border-radius: 6px;
+        padding: 1rem;
+        margin-bottom: 1rem;
+    }
+
+    .detail-name {
+        color: #e5e7eb;
+        font-weight: 600;
+        margin-bottom: 0.5rem;
+    }
+
+    .detail-effect {
+        color: #10b981;
+        font-size: 0.9rem;
+    }
+
+    .use-btn {
+        width: 100%;
+        padding: 0.75rem;
+        background: #10b981;
+        color: white;
+        border: none;
+        border-radius: 6px;
+        font-weight: 600;
+        cursor: pointer;
+        transition: background 0.2s;
+    }
+
+    .use-btn:hover {
+        background: #059669;
+    }
+</style>

public_web/templates/dev/partials/combat_state.html

@@ -0,0 +1,84 @@
+<!-- Combat State Partial - refreshable via HTMX -->
+
+<div class="state-section">
+    <h4>Encounter Info</h4>
+    <div class="state-item">
+        <div class="state-label">Round</div>
+        <div class="state-value">{{ encounter.round_number or 1 }}</div>
+    </div>
+    <div class="state-item">
+        <div class="state-label">Status</div>
+        <div class="state-value">{{ encounter.status or 'active' }}</div>
+    </div>
+    <div class="state-item">
+        <div class="state-label">Current Turn</div>
+        <div class="state-value">
+            {% if is_player_turn %}
+            <span style="color: #60a5fa;">Your Turn</span>
+            {% else %}
+            <span style="color: #f87171;">Enemy Turn</span>
+            {% endif %}
+        </div>
+    </div>
+</div>
+
+<!-- Player Card -->
+{% if player_combatant %}
+<div class="state-section">
+    <h4>Player</h4>
+    <div class="combatant-card player {% if player_combatant.combatant_id == current_turn_id %}active{% endif %} {% if player_combatant.current_hp <= 0 %}defeated{% endif %}">
+        <div class="combatant-name">{{ player_combatant.name }}</div>
+
+        <!-- HP Bar -->
+        {% set hp_percent = (player_combatant.current_hp / player_combatant.max_hp * 100) if player_combatant.max_hp > 0 else 0 %}
+        <div class="resource-bar">
+            <div class="resource-bar-fill hp {% if hp_percent < 25 %}low{% endif %}"
+                 style="width: {{ hp_percent }}%"></div>
+        </div>
+        <div class="resource-text">
+            <span>HP</span>
+            <span>{{ player_combatant.current_hp }}/{{ player_combatant.max_hp }}</span>
+        </div>
+
+        <!-- MP Bar -->
+        {% if player_combatant.max_mp and player_combatant.max_mp > 0 %}
+        {% set mp_percent = (player_combatant.current_mp / player_combatant.max_mp * 100) if player_combatant.max_mp > 0 else 0 %}
+        <div class="resource-bar" style="margin-top: 0.5rem;">
+            <div class="resource-bar-fill mp" style="width: {{ mp_percent }}%"></div>
+        </div>
+        <div class="resource-text">
+            <span>MP</span>
+            <span>{{ player_combatant.current_mp }}/{{ player_combatant.max_mp }}</span>
+        </div>
+        {% endif %}
+    </div>
+</div>
+{% endif %}
+
+<!-- Enemy Cards -->
+{% if enemy_combatants %}
+<div class="state-section">
+    <h4>Enemies ({{ enemy_combatants | length }})</h4>
+    {% for enemy in enemy_combatants %}
+    <div class="combatant-card enemy {% if enemy.combatant_id == current_turn_id %}active{% endif %} {% if enemy.current_hp <= 0 %}defeated{% endif %}">
+        <div class="combatant-name">
+            {{ enemy.name }}
+            {% if enemy.current_hp <= 0 %}
+            <span style="color: #6b7280; font-size: 0.75rem;">(Defeated)</span>
+            {% endif %}
+        </div>
+
+        <!-- HP Bar -->
+        {% set enemy_hp_percent = (enemy.current_hp / enemy.max_hp * 100) if enemy.max_hp > 0 else 0 %}
+        <div class="resource-bar">
+            <div class="resource-bar-fill hp {% if enemy_hp_percent < 25 %}low{% endif %}"
+                 style="width: {{ enemy_hp_percent }}%"></div>
+        </div>
+        <div class="resource-text">
+            <span>HP</span>
+            <span>{{ enemy.current_hp }}/{{ enemy.max_hp }}</span>
+        </div>
+    </div>
+    {% endfor %}
+</div>
+{% endif %}

public_web/templates/dev/partials/combat_victory.html

@@ -0,0 +1,68 @@
+<!-- Combat Victory Screen -->
+
+<div style="text-align: center; padding: 2rem;">
+    <div style="font-size: 3rem; margin-bottom: 1rem;">&#127942;</div>
+    <h2 style="color: #10b981; margin-bottom: 1rem;">Victory!</h2>
+    <p style="color: #d1d5db; margin-bottom: 2rem;">You have defeated your enemies!</p>
+
+    <!-- Rewards Section -->
+    {% if rewards %}
+    <div style="background: #2a2a3a; border-radius: 8px; padding: 1.5rem; margin-bottom: 1.5rem; text-align: left;">
+        <h3 style="color: #f59e0b; margin-top: 0; margin-bottom: 1rem;">Rewards</h3>
+
+        {% if rewards.experience %}
+        <div style="display: flex; justify-content: space-between; margin-bottom: 0.5rem;">
+            <span style="color: #9ca3af;">Experience</span>
+            <span style="color: #a78bfa; font-weight: 600;">+{{ rewards.experience }} XP</span>
+        </div>
+        {% endif %}
+
+        {% if rewards.gold %}
+        <div style="display: flex; justify-content: space-between; margin-bottom: 0.5rem;">
+            <span style="color: #9ca3af;">Gold</span>
+            <span style="color: #fbbf24; font-weight: 600;">+{{ rewards.gold }} gold</span>
+        </div>
+        {% endif %}
+
+        {% if rewards.level_ups %}
+        <div style="background: rgba(168, 85, 247, 0.2); border-radius: 6px; padding: 1rem; margin-top: 1rem;">
+            <div style="color: #a78bfa; font-weight: 600;">Level Up!</div>
+            <div style="color: #d1d5db; font-size: 0.9rem;">You have reached a new level!</div>
+        </div>
+        {% endif %}
+
+        {% if rewards.items %}
+        <div style="margin-top: 1rem; padding-top: 1rem; border-top: 1px solid #4a4a5a;">
+            <div style="color: #9ca3af; font-size: 0.85rem; margin-bottom: 0.5rem;">Loot Obtained:</div>
+            {% for item in rewards.items %}
+            <div style="display: flex; align-items: center; padding: 0.5rem; background: #1a1a2a; border-radius: 4px; margin-bottom: 0.25rem;">
+                <span style="color: #e5e7eb;">{{ item.name }}</span>
+                {% if item.rarity and item.rarity != 'common' %}
+                <span style="margin-left: 0.5rem; font-size: 0.75rem; color:
+                    {% if item.rarity == 'uncommon' %}#10b981
+                    {% elif item.rarity == 'rare' %}#3b82f6
+                    {% elif item.rarity == 'epic' %}#a78bfa
+                    {% elif item.rarity == 'legendary' %}#f59e0b
+                    {% else %}#9ca3af{% endif %};">
+                    ({{ item.rarity }})
+                </span>
+                {% endif %}
+            </div>
+            {% endfor %}
+        </div>
+        {% endif %}
+    </div>
+    {% endif %}
+
+    <!-- Actions -->
+    <div style="display: flex; gap: 1rem; justify-content: center;">
+        <a href="{{ url_for('dev.combat_hub') }}"
+           style="padding: 0.75rem 1.5rem; background: #3b82f6; color: white; border-radius: 6px; text-decoration: none;">
+            Back to Combat Hub
+        </a>
+        <a href="{{ url_for('dev.story_hub') }}"
+           style="padding: 0.75rem 1.5rem; background: #6b7280; color: white; border-radius: 6px; text-decoration: none;">
+            Continue Adventure
+        </a>
+    </div>
+</div>

public_web/templates/game/combat.html

@@ -0,0 +1,258 @@
+{% extends "base.html" %}
+
+{% block title %}Combat - Code of Conquest{% endblock %}
+
+{% block extra_head %}
+<link rel="stylesheet" href="{{ url_for('static', filename='css/combat.css') }}">
+<link rel="stylesheet" href="{{ url_for('static', filename='css/inventory.css') }}">
+{% endblock %}
+
+{% block content %}
+<div class="combat-page">
+    <div class="combat-container">
+        {# ===== COMBAT HEADER ===== #}
+        <header class="combat-header">
+            <h1 class="combat-title">
+                <span class="combat-title-icon">&#9876;</span>
+                Combat Encounter
+            </h1>
+            <div class="combat-round">
+                <span class="round-counter">Round <strong>{{ encounter.round_number }}</strong></span>
+                {% if is_player_turn %}
+                <span class="turn-indicator turn-indicator--player">Your Turn</span>
+                {% else %}
+                <span class="turn-indicator turn-indicator--enemy">Enemy Turn</span>
+                {% endif %}
+            </div>
+        </header>
+
+        {# ===== LEFT COLUMN: COMBATANTS ===== #}
+        <aside class="combatant-panel">
+            {# Player Section #}
+            <div class="combatant-section">
+                <h2 class="combatant-section-title">Your Party</h2>
+                {% for combatant in encounter.combatants if combatant.is_player %}
+                <div class="combatant-card combatant-card--player {% if combatant.combatant_id == current_turn_id %}combatant-card--active{% endif %} {% if combatant.current_hp <= 0 %}combatant-card--defeated{% endif %}">
+                    <div class="combatant-header">
+                        <span class="combatant-name">{{ combatant.name }}</span>
+                        <span class="combatant-level">Lv.{{ combatant.level|default(1) }}</span>
+                    </div>
+                    <div class="combatant-resources">
+                        {% set hp_percent = ((combatant.current_hp / combatant.max_hp) * 100)|round|int %}
+                        <div class="resource-bar resource-bar--hp {% if hp_percent < 25 %}low{% endif %}">
+                            <div class="resource-bar-label">
+                                <span class="resource-bar-name">HP</span>
+                                <span class="resource-bar-value">{{ combatant.current_hp }} / {{ combatant.max_hp }}</span>
+                            </div>
+                            <div class="resource-bar-track">
+                                <div class="resource-bar-fill" style="width: {{ hp_percent }}%"></div>
+                            </div>
+                        </div>
+                        {% set mp_percent = ((combatant.current_mp / combatant.max_mp) * 100)|round|int if combatant.max_mp > 0 else 0 %}
+                        <div class="resource-bar resource-bar--mp">
+                            <div class="resource-bar-label">
+                                <span class="resource-bar-name">MP</span>
+                                <span class="resource-bar-value">{{ combatant.current_mp }} / {{ combatant.max_mp }}</span>
+                            </div>
+                            <div class="resource-bar-track">
+                                <div class="resource-bar-fill" style="width: {{ mp_percent }}%"></div>
+                            </div>
+                        </div>
+                    </div>
+                </div>
+                {% endfor %}
+            </div>
+
+            {# Enemies Section #}
+            <div class="combatant-section">
+                <h2 class="combatant-section-title">Enemies</h2>
+                {% for combatant in encounter.combatants if not combatant.is_player %}
+                <div class="combatant-card combatant-card--enemy {% if combatant.combatant_id == current_turn_id %}combatant-card--active{% endif %} {% if combatant.current_hp <= 0 %}combatant-card--defeated{% endif %}">
+                    <div class="combatant-header">
+                        <span class="combatant-name">{{ combatant.name }}</span>
+                        <span class="combatant-level">{% if combatant.current_hp <= 0 %}Defeated{% endif %}</span>
+                    </div>
+                    <div class="combatant-resources">
+                        {% set hp_percent = ((combatant.current_hp / combatant.max_hp) * 100)|round|int %}
+                        <div class="resource-bar resource-bar--hp {% if hp_percent < 25 %}low{% endif %}">
+                            <div class="resource-bar-label">
+                                <span class="resource-bar-name">HP</span>
+                                <span class="resource-bar-value">{{ combatant.current_hp }} / {{ combatant.max_hp }}</span>
+                            </div>
+                            <div class="resource-bar-track">
+                                <div class="resource-bar-fill" style="width: {{ hp_percent }}%"></div>
+                            </div>
+                        </div>
+                    </div>
+                </div>
+                {% endfor %}
+            </div>
+        </aside>
+
+        {# ===== CENTER COLUMN: COMBAT LOG + ACTIONS ===== #}
+        <main class="combat-main">
+            {# Combat Log #}
+            <div id="combat-log" class="combat-log" role="log" aria-live="polite" aria-label="Combat log">
+                {% include "game/partials/combat_log.html" %}
+            </div>
+
+            {# Combat Actions #}
+            <div id="combat-actions" class="combat-actions">
+                {% include "game/partials/combat_actions.html" %}
+            </div>
+        </main>
+
+        {# ===== RIGHT COLUMN: TURN ORDER + EFFECTS ===== #}
+        <aside class="combat-sidebar">
+            {# Turn Order #}
+            <div class="turn-order">
+                <h2 class="turn-order__title">Turn Order</h2>
+                <div class="turn-order__list">
+                    {% for combatant_id in encounter.turn_order %}
+                    {% set combatant = encounter.combatants|selectattr('combatant_id', 'equalto', combatant_id)|first %}
+                    {% if combatant %}
+                    <div class="turn-order__item {% if combatant.is_player %}turn-order__item--player{% else %}turn-order__item--enemy{% endif %} {% if combatant_id == current_turn_id %}turn-order__item--active{% endif %} {% if combatant.current_hp <= 0 %}turn-order__item--defeated{% endif %}">
+                        <span class="turn-order__position">{{ loop.index }}</span>
+                        <span class="turn-order__name">{{ combatant.name }}</span>
+                        {% if combatant_id == current_turn_id %}
+                        <span class="turn-order__check" title="Current turn">&#10148;</span>
+                        {% elif combatant.current_hp <= 0 %}
+                        <span class="turn-order__check" title="Defeated">&#10007;</span>
+                        {% endif %}
+                    </div>
+                    {% endif %}
+                    {% endfor %}
+                </div>
+            </div>
+
+            {# Active Effects #}
+            <div class="effects-panel">
+                <h2 class="effects-panel__title">Active Effects</h2>
+                {% if player_combatant and player_combatant.active_effects %}
+                <div class="effects-list">
+                    {% for effect in player_combatant.active_effects %}
+                    <div class="effect-item effect-item--{{ effect.effect_type|default('buff') }}">
+                        <span class="effect-icon">
+                            {% if effect.effect_type == 'shield' %}&#128737;
+                            {% elif effect.effect_type == 'buff' %}&#11014;
+                            {% elif effect.effect_type == 'debuff' %}&#11015;
+                            {% elif effect.effect_type == 'dot' %}&#128293;
+                            {% elif effect.effect_type == 'hot' %}&#10084;
+                            {% else %}&#9733;
+                            {% endif %}
+                        </span>
+                        <span class="effect-name">{{ effect.name }}</span>
+                        <span class="effect-duration">{{ effect.remaining_duration }} {% if effect.remaining_duration == 1 %}turn{% else %}turns{% endif %}</span>
+                    </div>
+                    {% endfor %}
+                </div>
+                {% else %}
+                <p class="effects-empty">No active effects</p>
+                {% endif %}
+            </div>
+        </aside>
+    </div>
+
+    {# Modal Container for Ability selection #}
+    <div id="modal-container"></div>
+
+    {# Combat Items Sheet Container #}
+    <div id="combat-sheet-container"></div>
+</div>
+{% endblock %}
+
+{% block scripts %}
+<script>
+    // Auto-scroll combat log to bottom on new entries
+    function scrollCombatLog() {
+        const log = document.getElementById('combat-log');
+        if (log) {
+            log.scrollTop = log.scrollHeight;
+        }
+    }
+
+    // Scroll on page load
+    document.addEventListener('DOMContentLoaded', scrollCombatLog);
+
+    // Scroll after HTMX swaps
+    document.body.addEventListener('htmx:afterSwap', function(event) {
+        if (event.detail.target.id === 'combat-log' ||
+            event.detail.target.closest('#combat-log')) {
+            scrollCombatLog();
+        }
+    });
+
+    // Close modal function
+    function closeModal() {
+        const container = document.getElementById('modal-container');
+        if (container) {
+            container.innerHTML = '';
+        }
+    }
+
+    // Close combat items sheet
+    function closeCombatSheet() {
+        const container = document.getElementById('combat-sheet-container');
+        if (container) {
+            container.innerHTML = '';
+        }
+    }
+
+    // Close modal/sheet on Escape key
+    document.addEventListener('keydown', function(event) {
+        if (event.key === 'Escape') {
+            closeModal();
+            closeCombatSheet();
+        }
+    });
+
+    // Guard against duplicate enemy turn requests
+    let enemyTurnPending = false;
+    let enemyTurnTimeout = null;
+
+    function triggerEnemyTurn() {
+        // Prevent duplicate requests
+        if (enemyTurnPending) {
+            return;
+        }
+
+        // Clear any pending timeout
+        if (enemyTurnTimeout) {
+            clearTimeout(enemyTurnTimeout);
+        }
+
+        enemyTurnPending = true;
+        enemyTurnTimeout = setTimeout(function() {
+            htmx.ajax('POST', '{{ url_for("combat.combat_enemy_turn", session_id=session_id) }}', {
+                target: '#combat-log',
+                swap: 'beforeend'
+            }).then(function() {
+                enemyTurnPending = false;
+            }).catch(function() {
+                enemyTurnPending = false;
+            });
+        }, 1000);
+    }
+
+    // Handle enemy turn polling
+    document.body.addEventListener('htmx:afterRequest', function(event) {
+        // Check if we need to trigger enemy turn
+        const response = event.detail.xhr;
+        if (response && response.getResponseHeader('HX-Trigger')) {
+            const triggers = response.getResponseHeader('HX-Trigger');
+            if (triggers && triggers.includes('enemyTurn')) {
+                triggerEnemyTurn();
+            }
+        }
+    });
+
+    // Handle combat end redirect
+    document.body.addEventListener('htmx:beforeSwap', function(event) {
+        // If the response indicates combat ended, handle accordingly
+        const response = event.detail.xhr;
+        if (response && response.getResponseHeader('X-Combat-Ended')) {
+            // Let the full page swap happen for victory/defeat screen
+        }
+    });
+</script>
+{% endblock %}

public_web/templates/game/partials/ability_modal.html

@@ -0,0 +1,61 @@
+{# Ability Selection Modal - Shows available abilities during combat #}
+
+<div class="modal-overlay" onclick="if(event.target === this) closeModal()">
+    <div class="modal-content modal-content--md">
+        <div class="modal-header">
+            <h3 class="modal-title">Select Ability</h3>
+            <button class="modal-close" onclick="closeModal()" aria-label="Close modal">&times;</button>
+        </div>
+        <div class="modal-body">
+            {% if abilities %}
+            <div class="ability-list">
+                {% for ability in abilities %}
+                <button class="ability-btn"
+                        hx-post="{{ url_for('combat.combat_action', session_id=session_id) }}"
+                        hx-vals='{"action_type": "ability", "ability_id": "{{ ability.id }}"}'
+                        hx-target="#combat-log"
+                        hx-swap="beforeend"
+                        hx-disabled-elt="this"
+                        {% if not ability.available %}disabled{% endif %}
+                        onclick="closeModal()">
+                    <span class="ability-icon">
+                        {% if ability.damage_type == 'fire' %}&#128293;
+                        {% elif ability.damage_type == 'ice' %}&#10052;
+                        {% elif ability.damage_type == 'lightning' %}&#9889;
+                        {% elif ability.effect_type == 'heal' %}&#10084;
+                        {% elif ability.effect_type == 'buff' %}&#11014;
+                        {% elif ability.effect_type == 'debuff' %}&#11015;
+                        {% else %}&#10024;
+                        {% endif %}
+                    </span>
+                    <div class="ability-info">
+                        <span class="ability-name">{{ ability.name }}</span>
+                        <span class="ability-description">{{ ability.description|default('A powerful ability.') }}</span>
+                    </div>
+                    <div class="ability-meta">
+                        {% if ability.mp_cost > 0 %}
+                        <span class="ability-cost">{{ ability.mp_cost }} MP</span>
+                        {% endif %}
+                        {% if ability.cooldown > 0 %}
+                        <span class="ability-cooldown ability-cooldown--active">{{ ability.cooldown }} turns CD</span>
+                        {% elif ability.max_cooldown > 0 %}
+                        <span class="ability-cooldown">{{ ability.max_cooldown }} turns CD</span>
+                        {% endif %}
+                    </div>
+                </button>
+                {% endfor %}
+            </div>
+            {% else %}
+            <div class="items-empty">
+                <p>No abilities available.</p>
+                <p style="font-size: var(--text-xs); margin-top: 0.5rem; color: var(--text-muted);">
+                    Learn abilities by leveling up or finding skill tomes.
+                </p>
+            </div>
+            {% endif %}
+        </div>
+        <div class="modal-footer">
+            <button class="btn btn--secondary" onclick="closeModal()">Cancel</button>
+        </div>
+    </div>
+</div>

public_web/templates/game/partials/character_panel.html

@@ -82,8 +82,19 @@ Displays character stats, resource bars, and action buttons
         </div>
     </div>
 
-    {# Quick Actions (Equipment, NPC, Travel) #}
+    {# Quick Actions (Inventory, Equipment, NPC, Travel) #}
     <div class="quick-actions">
+        {# Inventory - Opens modal #}
+        <button class="action-btn action-btn--special"
+                hx-get="{{ url_for('game.inventory_modal', session_id=session_id) }}"
+                hx-target="#modal-container"
+                hx-swap="innerHTML"
+                aria-label="Open inventory">
+            <span class="action-icon">&#128188;</span>
+            Inventory
+            <span class="action-count">({{ character.inventory|length|default(0) }})</span>
+        </button>
+
         {# Equipment & Gear - Opens modal #}
         <button class="action-btn action-btn--special"
                 hx-get="{{ url_for('game.equipment_modal', session_id=session_id) }}"

public_web/templates/game/partials/combat_actions.html

@@ -0,0 +1,87 @@
+{# Combat Actions Partial - Action buttons for combat #}
+{# This partial shows the available combat actions #}
+
+{% if is_player_turn %}
+<div class="combat-actions__grid">
+    {# Attack Button - Direct action #}
+    <button class="combat-action-btn combat-action-btn--attack"
+            hx-post="{{ url_for('combat.combat_action', session_id=session_id) }}"
+            hx-vals='{"action_type": "attack"}'
+            hx-target="#combat-log"
+            hx-swap="beforeend"
+            hx-disabled-elt="this"
+            title="Basic attack with your weapon">
+        <span class="combat-action-btn__icon">&#9876;</span>
+        <span>Attack</span>
+    </button>
+
+    {# Ability Button - Opens modal #}
+    <button class="combat-action-btn combat-action-btn--ability"
+            hx-get="{{ url_for('combat.combat_abilities', session_id=session_id) }}"
+            hx-target="#modal-container"
+            hx-swap="innerHTML"
+            title="Use a special ability or spell">
+        <span class="combat-action-btn__icon">&#10024;</span>
+        <span>Ability</span>
+    </button>
+
+    {# Item Button - Opens bottom sheet #}
+    <button class="combat-action-btn combat-action-btn--item"
+            hx-get="{{ url_for('combat.combat_items', session_id=session_id) }}"
+            hx-target="#combat-sheet-container"
+            hx-swap="innerHTML"
+            title="Use an item from your inventory">
+        <span class="combat-action-btn__icon">&#127863;</span>
+        <span>Item</span>
+    </button>
+
+    {# Defend Button - Direct action #}
+    <button class="combat-action-btn combat-action-btn--defend"
+            hx-post="{{ url_for('combat.combat_action', session_id=session_id) }}"
+            hx-vals='{"action_type": "defend"}'
+            hx-target="#combat-log"
+            hx-swap="beforeend"
+            hx-disabled-elt="this"
+            title="Take a defensive stance, reducing damage taken">
+        <span class="combat-action-btn__icon">&#128737;</span>
+        <span>Defend</span>
+    </button>
+
+    {# Flee Button - Direct action #}
+    <button class="combat-action-btn combat-action-btn--flee"
+            hx-post="{{ url_for('combat.combat_flee', session_id=session_id) }}"
+            hx-target="body"
+            hx-swap="innerHTML"
+            hx-disabled-elt="this"
+            hx-confirm="Are you sure you want to flee from combat?"
+            title="Attempt to escape from battle">
+        <span class="combat-action-btn__icon">&#127939;</span>
+        <span>Flee</span>
+    </button>
+</div>
+{% else %}
+<div class="combat-actions__grid">
+    {# Disabled buttons when not player's turn #}
+    <button class="combat-action-btn combat-action-btn--attack" disabled>
+        <span class="combat-action-btn__icon">&#9876;</span>
+        <span>Attack</span>
+    </button>
+    <button class="combat-action-btn combat-action-btn--ability" disabled>
+        <span class="combat-action-btn__icon">&#10024;</span>
+        <span>Ability</span>
+    </button>
+    <button class="combat-action-btn combat-action-btn--item" disabled>
+        <span class="combat-action-btn__icon">&#127863;</span>
+        <span>Item</span>
+    </button>
+    <button class="combat-action-btn combat-action-btn--defend" disabled>
+        <span class="combat-action-btn__icon">&#128737;</span>
+        <span>Defend</span>
+    </button>
+    <button class="combat-action-btn combat-action-btn--flee" disabled>
+        <span class="combat-action-btn__icon">&#127939;</span>
+        <span>Flee</span>
+    </button>
+</div>
+<p class="combat-actions__disabled-message">Waiting for enemy turn...</p>
+{% endif %}

public_web/templates/game/partials/combat_defeat.html

@@ -0,0 +1,55 @@
+{% extends "base.html" %}
+
+{% block title %}Defeated - Code of Conquest{% endblock %}
+
+{% block extra_head %}
+<link rel="stylesheet" href="{{ url_for('static', filename='css/combat.css') }}">
+{% endblock %}
+
+{% block content %}
+<div class="combat-result combat-result--defeat">
+    <div class="combat-result__icon">&#128128;</div>
+    <h1 class="combat-result__title">Defeated</h1>
+    <p class="combat-result__subtitle">Your party has fallen in battle...</p>
+
+    {# Defeat Message #}
+    <div class="combat-rewards" style="border-color: var(--accent-red);">
+        <h2 class="rewards-title" style="color: var(--accent-red);">Battle Lost</h2>
+        <div class="rewards-list">
+            <div class="reward-item">
+                <span class="reward-icon">&#9888;</span>
+                <span class="reward-label">Your progress has been saved</span>
+                <span class="reward-value" style="color: var(--text-muted);">No items lost</span>
+            </div>
+            {% if gold_lost %}
+            <div class="reward-item">
+                <span class="reward-icon">&#128176;</span>
+                <span class="reward-label">Gold dropped</span>
+                <span class="reward-value" style="color: var(--accent-red);">-{{ gold_lost }} gold</span>
+            </div>
+            {% endif %}
+        </div>
+
+        <div style="margin-top: 1rem; padding-top: 1rem; border-top: 1px solid var(--border-primary); text-align: center;">
+            <p style="font-size: var(--text-sm); color: var(--text-secondary); font-style: italic;">
+                "Even the mightiest heroes face setbacks. Rise again, adventurer!"
+            </p>
+        </div>
+    </div>
+
+    {# Action Buttons #}
+    <div class="combat-result__actions">
+        <a href="{{ url_for('game.play_session', session_id=session_id) }}" class="btn btn-primary">
+            Return to Game
+        </a>
+        {% if can_retry %}
+        <button class="btn btn-secondary"
+                hx-post="{{ url_for('combat.combat_view', session_id=session_id) }}"
+                hx-target="body"
+                hx-swap="innerHTML">
+            Retry Battle
+        </button>
+        {% endif %}
+    </div>
+</div>
+{% endblock %}

public_web/templates/game/partials/combat_items_sheet.html

@@ -0,0 +1,52 @@
+{#
+Combat Items Sheet
+Bottom sheet for selecting consumable items during combat
+#}
+<div class="combat-items-sheet open" role="dialog" aria-modal="true" aria-labelledby="combat-items-title">
+    {# Drag handle for mobile #}
+    <div class="sheet-handle" aria-hidden="true"></div>
+
+    {# Sheet header #}
+    <div class="sheet-header">
+        <h3 id="combat-items-title">Use Item</h3>
+        <button class="sheet-close" onclick="closeCombatSheet()" aria-label="Close">&times;</button>
+    </div>
+
+    {# Sheet body #}
+    <div class="sheet-body">
+        {# Consumables Grid #}
+        <div class="combat-items-grid">
+            {% for item in consumables %}
+            <button class="combat-item"
+                    hx-get="{{ url_for('combat.combat_item_detail', session_id=session_id, item_id=item.item_id) }}"
+                    hx-target="#combat-item-detail"
+                    hx-swap="innerHTML"
+                    aria-label="{{ item.name }}">
+                <img src="{{ url_for('static', filename='img/items/consumable.svg') }}" alt="">
+                <span class="item-name">{{ item.name }}</span>
+                <span class="item-effect">{{ item.description|truncate(30) }}</span>
+            </button>
+            {% else %}
+            <p class="no-consumables">No usable items in inventory</p>
+            {% endfor %}
+        </div>
+
+        {# Selected Item Detail + Use Button #}
+        <div class="combat-item-detail" id="combat-item-detail">
+            <p style="color: var(--text-muted); text-align: center;">Select an item to use</p>
+        </div>
+    </div>
+</div>
+<div class="sheet-backdrop" onclick="closeCombatSheet()"></div>
+
+<script>
+// Handle item selection highlighting in combat sheet
+document.querySelectorAll('.combat-item').forEach(item => {
+    item.addEventListener('htmx:afterRequest', function() {
+        // Remove selected from all items
+        document.querySelectorAll('.combat-item.selected').forEach(i => i.classList.remove('selected'));
+        // Add selected to clicked item
+        this.classList.add('selected');
+    });
+});
+</script>

public_web/templates/game/partials/combat_log.html

@@ -0,0 +1,25 @@
+{# Combat Log Partial - Displays combat action history #}
+{# This partial is swapped via HTMX when combat actions occur #}
+
+{% if combat_log %}
+    {% for entry in combat_log %}
+    <div class="combat-log__entry combat-log__entry--{{ entry.type|default('system') }}{% if entry.is_crit %} combat-log__entry--crit{% endif %}">
+        {% if entry.actor %}
+        <span class="log-actor">{{ entry.actor }}</span>
+        {% endif %}
+        <span class="log-message">{{ entry.message }}</span>
+        {% if entry.damage %}
+        <span class="log-damage{% if entry.is_crit %} log-damage--crit{% endif %}">
+            {% if entry.is_crit %}CRITICAL! {% endif %}{{ entry.damage }} damage
+        </span>
+        {% endif %}
+        {% if entry.heal %}
+        <span class="log-heal">+{{ entry.heal }} HP</span>
+        {% endif %}
+    </div>
+    {% endfor %}
+{% else %}
+    <div class="combat-log__empty">
+        Combat begins! Choose your action below.
+    </div>
+{% endif %}

public_web/templates/game/partials/combat_victory.html

@@ -0,0 +1,84 @@
+{% extends "base.html" %}
+
+{% block title %}Victory! - Code of Conquest{% endblock %}
+
+{% block extra_head %}
+<link rel="stylesheet" href="{{ url_for('static', filename='css/combat.css') }}">
+{% endblock %}
+
+{% block content %}
+<div class="combat-result combat-result--victory">
+    <div class="combat-result__icon">&#127942;</div>
+    <h1 class="combat-result__title">Victory!</h1>
+    <p class="combat-result__subtitle">You have defeated your enemies!</p>
+
+    {# Rewards Section #}
+    {% if rewards %}
+    <div class="combat-rewards">
+        <h2 class="rewards-title">Rewards Earned</h2>
+        <div class="rewards-list">
+            {# Experience #}
+            {% if rewards.experience %}
+            <div class="reward-item">
+                <span class="reward-icon">&#11088;</span>
+                <span class="reward-label">Experience Points</span>
+                <span class="reward-value reward-value--xp">+{{ rewards.experience }} XP</span>
+            </div>
+            {% endif %}
+
+            {# Gold #}
+            {% if rewards.gold %}
+            <div class="reward-item">
+                <span class="reward-icon">&#128176;</span>
+                <span class="reward-label">Gold</span>
+                <span class="reward-value reward-value--gold">+{{ rewards.gold }} gold</span>
+            </div>
+            {% endif %}
+
+            {# Level Up #}
+            {% if rewards.level_ups %}
+            {% for character_id in rewards.level_ups %}
+            <div class="reward-item">
+                <span class="reward-icon">&#127775;</span>
+                <span class="reward-label">Level Up!</span>
+                <span class="reward-value reward-value--level">New abilities unlocked!</span>
+            </div>
+            {% endfor %}
+            {% endif %}
+        </div>
+
+        {# Loot Items #}
+        {% if rewards.items %}
+        <div class="loot-section">
+            <h3 class="loot-title">Items Obtained</h3>
+            <div class="loot-list">
+                {% for item in rewards.items %}
+                <div class="loot-item loot-item--{{ item.rarity|default('common') }}">
+                    <span>
+                        {% if item.type == 'weapon' %}&#9876;
+                        {% elif item.type == 'armor' %}&#129523;
+                        {% elif item.type == 'consumable' %}&#127863;
+                        {% elif item.type == 'material' %}&#128293;
+                        {% else %}&#128230;
+                        {% endif %}
+                    </span>
+                    <span>{{ item.name }}</span>
+                    {% if item.quantity > 1 %}
+                    <span style="color: var(--text-muted);">x{{ item.quantity }}</span>
+                    {% endif %}
+                </div>
+                {% endfor %}
+            </div>
+        </div>
+        {% endif %}
+    </div>
+    {% endif %}
+
+    {# Action Buttons #}
+    <div class="combat-result__actions">
+        <a href="{{ url_for('game.play_session', session_id=session_id) }}" class="btn btn-primary">
+            Continue Adventure
+        </a>
+    </div>
+</div>
+{% endblock %}

public_web/templates/game/partials/inventory_item_detail.html

@@ -0,0 +1,118 @@
+{#
+Inventory Item Detail
+Partial template loaded via HTMX when an item is selected
+#}
+<div class="item-detail-content">
+    {# Mobile back button #}
+    <button class="item-detail-back" onclick="hideMobileDetail()" aria-label="Back to inventory">
+        &larr; Back to items
+    </button>
+
+    {# Item header #}
+    <div class="item-detail-header">
+        <img src="{{ url_for('static', filename='img/items/' ~ (item.item_type|default('default')) ~ '.svg') }}"
+             class="item-detail-icon" alt="">
+        <div class="item-detail-title">
+            <h3 class="rarity-text-{{ item.rarity|default('common') }}">{{ item.name }}</h3>
+            <span class="item-type">{{ item.item_type|default('Item')|replace('_', ' ')|title }}</span>
+        </div>
+    </div>
+
+    {# Item description #}
+    <p class="item-description">{{ item.description|default('No description available.') }}</p>
+
+    {# Stats (for equipment) #}
+    {% if item.item_type in ['weapon', 'armor'] %}
+    <div class="item-stats">
+        {% if item.damage %}
+        <div>
+            <span>Damage</span>
+            <span>{{ item.damage }}</span>
+        </div>
+        {% endif %}
+        {% if item.defense %}
+        <div>
+            <span>Defense</span>
+            <span>{{ item.defense }}</span>
+        </div>
+        {% endif %}
+        {% if item.spell_power %}
+        <div>
+            <span>Spell Power</span>
+            <span>{{ item.spell_power }}</span>
+        </div>
+        {% endif %}
+        {% if item.crit_chance %}
+        <div>
+            <span>Crit Chance</span>
+            <span>{{ (item.crit_chance * 100)|round|int }}%</span>
+        </div>
+        {% endif %}
+        {% if item.stat_bonuses %}
+            {% for stat, value in item.stat_bonuses.items() %}
+            <div>
+                <span>{{ stat|replace('_', ' ')|title }}</span>
+                <span>+{{ value }}</span>
+            </div>
+            {% endfor %}
+        {% endif %}
+    </div>
+    {% endif %}
+
+    {# Effects (for consumables) #}
+    {% if item.item_type == 'consumable' and item.effects_on_use %}
+    <div class="item-stats">
+        <div class="item-stats-title" style="font-weight: 600; margin-bottom: 0.5rem;">Effects</div>
+        {% for effect in item.effects_on_use %}
+        <div>
+            <span>{{ effect.name|default(effect.effect_type|default('Effect')|title) }}</span>
+            <span>{{ effect.value|default('') }}</span>
+        </div>
+        {% endfor %}
+    </div>
+    {% endif %}
+
+    {# Item value #}
+    {% if item.value %}
+    <div class="item-value" style="font-size: var(--text-sm); color: var(--accent-gold); margin-bottom: 1rem;">
+        Value: {{ item.value }} gold
+    </div>
+    {% endif %}
+
+    {# Action Buttons #}
+    <div class="item-actions">
+        {% if item.item_type == 'consumable' %}
+        <button class="action-btn action-btn--primary"
+                hx-post="{{ url_for('game.inventory_use', session_id=session_id) }}"
+                hx-vals='{"item_id": "{{ item.item_id }}"}'
+                hx-target="#character-panel"
+                hx-swap="innerHTML"
+                onclick="closeModal()">
+            Use
+        </button>
+        {% elif item.item_type in ['weapon', 'armor'] %}
+        <button class="action-btn action-btn--primary"
+                hx-post="{{ url_for('game.inventory_equip', session_id=session_id) }}"
+                hx-vals='{"item_id": "{{ item.item_id }}"{% if suggested_slot %}, "slot": "{{ suggested_slot }}"{% endif %}}'
+                hx-target="#character-panel"
+                hx-swap="innerHTML"
+                onclick="closeModal()">
+            Equip
+        </button>
+        {% endif %}
+
+        {% if item.item_type != 'quest_item' %}
+        <button class="action-btn action-btn--danger"
+                hx-delete="{{ url_for('game.inventory_drop', session_id=session_id, item_id=item.item_id) }}"
+                hx-target=".inventory-modal"
+                hx-swap="outerHTML"
+                hx-confirm="Drop {{ item.name }}? This cannot be undone.">
+            Drop
+        </button>
+        {% else %}
+        <p style="font-size: var(--text-xs); color: var(--text-muted); text-align: center; padding: 0.5rem;">
+            Quest items cannot be dropped
+        </p>
+        {% endif %}
+    </div>
+</div>

public_web/templates/game/partials/inventory_modal.html

@@ -0,0 +1,138 @@
+{#
+Inventory Modal
+Full inventory management modal for play screen
+#}
+<div class="modal-overlay" onclick="if(event.target===this) closeModal()"
+     role="dialog" aria-modal="true" aria-labelledby="inventory-title">
+    <div class="modal-content inventory-modal">
+        {# Header #}
+        <div class="modal-header">
+            <h2 class="modal-title" id="inventory-title">
+                Inventory
+                <span class="inventory-count">({{ inventory_count }}/{{ inventory_max }})</span>
+            </h2>
+            <button class="modal-close" onclick="closeModal()" aria-label="Close inventory">&times;</button>
+        </div>
+
+        {# Tab Filter Bar #}
+        <div class="inventory-tabs" role="tablist">
+            <button class="tab {% if filter == 'all' %}active{% endif %}"
+                    role="tab"
+                    aria-selected="{{ 'true' if filter == 'all' else 'false' }}"
+                    hx-get="{{ url_for('game.inventory_modal', session_id=session_id, filter='all') }}"
+                    hx-target=".inventory-modal"
+                    hx-swap="outerHTML">
+                All
+            </button>
+            <button class="tab {% if filter == 'weapon' %}active{% endif %}"
+                    role="tab"
+                    aria-selected="{{ 'true' if filter == 'weapon' else 'false' }}"
+                    hx-get="{{ url_for('game.inventory_modal', session_id=session_id, filter='weapon') }}"
+                    hx-target=".inventory-modal"
+                    hx-swap="outerHTML">
+                Weapons
+            </button>
+            <button class="tab {% if filter == 'armor' %}active{% endif %}"
+                    role="tab"
+                    aria-selected="{{ 'true' if filter == 'armor' else 'false' }}"
+                    hx-get="{{ url_for('game.inventory_modal', session_id=session_id, filter='armor') }}"
+                    hx-target=".inventory-modal"
+                    hx-swap="outerHTML">
+                Armor
+            </button>
+            <button class="tab {% if filter == 'consumable' %}active{% endif %}"
+                    role="tab"
+                    aria-selected="{{ 'true' if filter == 'consumable' else 'false' }}"
+                    hx-get="{{ url_for('game.inventory_modal', session_id=session_id, filter='consumable') }}"
+                    hx-target=".inventory-modal"
+                    hx-swap="outerHTML">
+                Consumables
+            </button>
+            <button class="tab {% if filter == 'quest_item' %}active{% endif %}"
+                    role="tab"
+                    aria-selected="{{ 'true' if filter == 'quest_item' else 'false' }}"
+                    hx-get="{{ url_for('game.inventory_modal', session_id=session_id, filter='quest_item') }}"
+                    hx-target=".inventory-modal"
+                    hx-swap="outerHTML">
+                Quest
+            </button>
+        </div>
+
+        {# Body #}
+        <div class="modal-body inventory-body">
+            {# Item Grid #}
+            <div class="inventory-grid-container">
+                <div class="inventory-grid" id="inventory-items" role="listbox">
+                    {% for item in inventory %}
+                    <button class="inventory-item rarity-{{ item.rarity|default('common') }}"
+                            role="option"
+                            hx-get="{{ url_for('game.inventory_item_detail', session_id=session_id, item_id=item.item_id) }}"
+                            hx-target="#item-detail"
+                            hx-swap="innerHTML"
+                            aria-label="{{ item.name }}, {{ item.rarity|default('common') }} {{ item.item_type }}">
+                        <img src="{{ url_for('static', filename='img/items/' ~ (item.item_type|default('default')) ~ '.svg') }}"
+                             alt="" aria-hidden="true">
+                        <span class="item-name">{{ item.name }}</span>
+                        {% if item.quantity and item.quantity > 1 %}
+                        <span class="item-quantity">x{{ item.quantity }}</span>
+                        {% endif %}
+                    </button>
+                    {% else %}
+                    <p class="inventory-empty">
+                        {% if filter == 'all' %}
+                            No items in inventory
+                        {% else %}
+                            No {{ filter|replace('_', ' ') }}s found
+                        {% endif %}
+                    </p>
+                    {% endfor %}
+                </div>
+            </div>
+
+            {# Item Detail Panel #}
+            <div class="item-detail" id="item-detail" aria-live="polite">
+                <p class="item-detail-empty">Select an item to view details</p>
+            </div>
+        </div>
+
+        {# Footer #}
+        <div class="modal-footer">
+            <span class="gold-display">{{ gold }}</span>
+            <button class="btn btn--secondary" onclick="closeModal()">Close</button>
+        </div>
+    </div>
+</div>
+
+<script>
+// Handle item selection highlighting
+document.querySelectorAll('.inventory-item').forEach(item => {
+    item.addEventListener('htmx:afterRequest', function() {
+        // Remove selected from all items
+        document.querySelectorAll('.inventory-item.selected').forEach(i => i.classList.remove('selected'));
+        // Add selected to clicked item
+        this.classList.add('selected');
+    });
+});
+
+// Mobile: Show detail panel as slide-in
+function showMobileDetail() {
+    const detail = document.getElementById('item-detail');
+    if (window.innerWidth <= 768 && detail) {
+        detail.classList.add('visible');
+    }
+}
+
+function hideMobileDetail() {
+    const detail = document.getElementById('item-detail');
+    if (detail) {
+        detail.classList.remove('visible');
+    }
+}
+
+// Listen for item detail loads on mobile
+document.body.addEventListener('htmx:afterSwap', function(event) {
+    if (event.detail.target.id === 'item-detail') {
+        showMobileDetail();
+    }
+});
+</script>

public_web/templates/game/partials/item_modal.html

@@ -0,0 +1,51 @@
+{# Item Selection Modal - Shows consumable items during combat #}
+
+<div class="modal-overlay" onclick="if(event.target === this) closeModal()">
+    <div class="modal-content modal-content--md">
+        <div class="modal-header">
+            <h3 class="modal-title">Use Item</h3>
+            <button class="modal-close" onclick="closeModal()" aria-label="Close modal">&times;</button>
+        </div>
+        <div class="modal-body">
+            {% if items %}
+            <div class="item-list">
+                {% for item in items %}
+                <button class="item-btn"
+                        hx-post="{{ url_for('combat.combat_action', session_id=session_id) }}"
+                        hx-vals='{"action_type": "item", "item_id": "{{ item.id }}"}'
+                        hx-target="#combat-log"
+                        hx-swap="beforeend"
+                        hx-disabled-elt="this"
+                        {% if item.quantity <= 0 %}disabled{% endif %}
+                        onclick="closeModal()">
+                    <span class="item-icon">
+                        {% if 'health' in item.name|lower or 'heal' in item.effect|lower %}&#127863;
+                        {% elif 'mana' in item.name|lower or 'mp' in item.effect|lower %}&#129389;
+                        {% elif 'antidote' in item.name|lower or 'cure' in item.effect|lower %}&#129514;
+                        {% elif 'bomb' in item.name|lower or 'damage' in item.effect|lower %}&#128163;
+                        {% elif 'elixir' in item.name|lower %}&#129380;
+                        {% else %}&#128230;
+                        {% endif %}
+                    </span>
+                    <div class="item-info">
+                        <span class="item-name">{{ item.name }}</span>
+                        <span class="item-effect">{{ item.effect|default('Use in combat.') }}</span>
+                    </div>
+                    <span class="item-quantity">x{{ item.quantity }}</span>
+                </button>
+                {% endfor %}
+            </div>
+            {% else %}
+            <div class="items-empty">
+                <p>No usable items in inventory.</p>
+                <p style="font-size: var(--text-xs); margin-top: 0.5rem; color: var(--text-muted);">
+                    Purchase potions from merchants or find them while exploring.
+                </p>
+            </div>
+            {% endif %}
+        </div>
+        <div class="modal-footer">
+            <button class="btn btn--secondary" onclick="closeModal()">Cancel</button>
+        </div>
+    </div>
+</div>

public_web/templates/game/play.html

@@ -4,6 +4,7 @@
 
 {% block extra_head %}
 <link rel="stylesheet" href="{{ url_for('static', filename='css/play.css') }}">
+<link rel="stylesheet" href="{{ url_for('static', filename='css/inventory.css') }}">
 {% endblock %}
 
 {% block content %}