[agent:claude-cli] feat(mobs): shark pursuit 15u + dégâts -20HP + knockback, fish school fuite boost, drops requin(dent)/méduse(gelée), recettes Amulette T2 + Lampe Portable

scripts/mobs/FishSchool.gd

@@ -110,13 +110,20 @@ func _update_boids(dt: float) -> void:
 		if center_offset.length() > school_radius:
 			vel += -center_offset.normalized() * 1.5 * dt * 4.0
 
-		# --- Player avoidance ---
+		# --- Player avoidance (boosted player = bigger + faster flee) ---
 		if is_instance_valid(_player):
 			var world_fish_pos: Vector3 = global_position + fish.position
 			var dist_to_player: float = world_fish_pos.distance_to(_player.global_position)
-			if dist_to_player < 3.0:
+			var player_boosting: bool = _player.get("is_boosting") if "is_boosting" in _player else false
+			var flee_radius: float = 6.0 if player_boosting else 3.0
+			var flee_force: float = 9.0 if player_boosting else 4.0
+			if dist_to_player < flee_radius:
 				var flee: Vector3 = (world_fish_pos - _player.global_position).normalized()
-				vel += flee * 4.0 * dt * (3.0 - dist_to_player)
+				# Only flee if player is moving toward the school
+				var player_vel: Vector3 = _player.velocity if "velocity" in _player else Vector3.ZERO
+				var toward: bool = player_vel.dot((world_fish_pos - _player.global_position).normalized()) > 0.2
+				if toward or player_boosting:
+					vel += flee * flee_force * dt * (flee_radius - dist_to_player)
 
 		# Clamp speed
 		if vel.length() > swim_speed * 1.5:

scripts/mobs/Jellyfish.gd

@@ -160,4 +160,21 @@ func _pick_wander_target() -> void:
 func take_damage(dmg: float) -> void:
 	health -= dmg
 	if health <= 0.0:
+		_drop_loot()
 		queue_free()
+
+
+func _drop_loot() -> void:
+	if not is_instance_valid(_player):
+		return
+	var dist: float = global_position.distance_to(_player.global_position)
+	if dist > 10.0:
+		return
+	var main: Node = get_tree().get_first_node_in_group("main")
+	if main == null or main.get("inventory") == null:
+		return
+	# Drop 1 gelée bioluminescente
+	main.inventory.add_item(108, 1)
+	var pp: Node = get_node_or_null("/root/PlayerProgress")
+	if pp != null:
+		pp.award(8, "méduse", global_position)

scripts/mobs/MobSpawner.gd

@@ -178,10 +178,11 @@ func _load_and_instantiate(scene_path: String, pos: Vector3) -> Node3D:
 func _connect_mob_signal(mob: Node3D) -> void:
 	if mob.has_signal("attacked_player"):
 		if not mob.is_connected("attacked_player", _on_mob_attacked_player):
+			# Use variadic-safe connect: bind by checking signal params
 			mob.attacked_player.connect(_on_mob_attacked_player)
 
 
-func _on_mob_attacked_player(dmg: float) -> void:
+func _on_mob_attacked_player(dmg: float, kb_dir: Vector3 = Vector3.ZERO) -> void:
 	if is_instance_valid(_player_node):
 		if _player_node.has_method("take_damage"):
 			_player_node.take_damage(dmg)

scripts/mobs/Shark.gd

@@ -1,12 +1,13 @@
 extends CharacterBody3D
 
-signal attacked_player(damage: float)
+signal attacked_player(damage: float, knockback_dir: Vector3)
 
 @export var max_health: float = 50.0
-@export var damage: float = 15.0
-@export var detection_radius: float = 12.0
+@export var damage: float = 20.0
+@export var detection_radius: float = 15.0  # chase trigger distance (15 units)
 @export var move_speed: float = 4.0
 @export var chase_speed: float = 7.0
+@export var knockback_force: float = 14.0
 
 enum State { PATROL, CHASE, ATTACK }
 
@@ -153,7 +154,13 @@ func _physics_process(delta: float) -> void:
 
 		State.ATTACK:
 			if is_instance_valid(_player) and _attack_cooldown <= 0.0:
-				attacked_player.emit(damage)
+				var kb_dir: Vector3 = (_player.global_position - global_position).normalized()
+				attacked_player.emit(damage, kb_dir)
+				# Apply knockback directly on player
+				if _player.has_method("apply_knockback"):
+					_player.call("apply_knockback", kb_dir * knockback_force)
+				elif "velocity" in _player:
+					_player.velocity += kb_dir * knockback_force
 				_attack_cooldown = 2.0
 			if player_dist > 3.0:
 				_state = State.CHASE
@@ -186,4 +193,26 @@ func _do_patrol(delta: float) -> void:
 func take_damage(dmg: float) -> void:
 	health -= dmg
 	if health <= 0.0:
+		_drop_loot()
 		queue_free()
+
+
+func _drop_loot() -> void:
+	# Give shark tooth to nearby player inventory
+	if not is_instance_valid(_player):
+		return
+	var dist: float = global_position.distance_to(_player.global_position)
+	if dist > 12.0:
+		return
+	var main: Node = get_tree().get_first_node_in_group("main")
+	if main == null or main.get("inventory") == null:
+		return
+	# Drop 1-2 shark teeth
+	var count: int = randi_range(1, 2)
+	main.inventory.add_item(107, count)
+	# Visual popup
+	if main.has_method("_spawn_xp_popup"):
+		main.call("_spawn_xp_popup", 0, global_position)
+	var pp: Node = get_node_or_null("/root/PlayerProgress")
+	if pp != null:
+		pp.award(15, "requin", global_position)