diff --git a/client/scenes/main.tscn b/client/scenes/main.tscn
index 7b80b26..eaa0fc6 100644
--- a/client/scenes/main.tscn
+++ b/client/scenes/main.tscn
@@ -18,6 +18,7 @@
 [ext_resource type="Script" path="res://scripts/recipe_definitions_client.gd" id="17_recipe_defs"]
 [ext_resource type="Script" path="res://scripts/craft_client.gd" id="18_craft"]
 [ext_resource type="Script" path="res://scripts/craft_recipe_panel.gd" id="19_craft_panel"]
+[ext_resource type="Script" path="res://scripts/prototype_economy_hud_section.gd" id="20_economy_hud"]
 
 [sub_resource type="NavigationMesh" id="NavigationMesh_district"]
 geometry_collision_mask = 1
@@ -1211,13 +1212,29 @@ theme_override_font_sizes/font_size = 14
 autowrap_mode = 3
 text = "Cooldowns: —"
 
-[node name="InventoryLabel" type="Label" parent="UICanvas" unique_id=9000007]
+[node name="EconomyHudSection" type="VBoxContainer" parent="UICanvas" unique_id=9000014]
 offset_left = 8.0
 offset_top = 524.0
 offset_right = 520.0
-offset_bottom = 672.0
+offset_bottom = 1056.0
 grow_horizontal = 0
 grow_vertical = 0
+script = ExtResource("20_economy_hud")
+
+[node name="HeaderRow" type="HBoxContainer" parent="UICanvas/EconomyHudSection" unique_id=9000015]
+layout_mode = 2
+
+[node name="ToggleButton" type="CheckButton" parent="UICanvas/EconomyHudSection/HeaderRow" unique_id=9000016]
+layout_mode = 2
+text = "Economy HUD"
+
+[node name="Body" type="VBoxContainer" parent="UICanvas/EconomyHudSection" unique_id=9000017]
+layout_mode = 2
+
+[node name="InventoryLabel" type="Label" parent="UICanvas/EconomyHudSection/Body" unique_id=9000007]
+custom_minimum_size = Vector2(512, 148)
+layout_mode = 2
+size_flags_horizontal = 3
 theme_override_colors/font_color = Color(0.9, 0.86, 0.98, 1)
 theme_override_colors/font_outline_color = Color(0.08, 0.08, 0.1, 1)
 theme_override_constants/outline_size = 6
@@ -1226,13 +1243,10 @@ autowrap_mode = 3
 text = "Inventory: (refresh: I)
 Loading…"
 
-[node name="SkillProgressionLabel" type="Label" parent="UICanvas" unique_id=9000009]
-offset_left = 8.0
-offset_top = 684.0
-offset_right = 520.0
-offset_bottom = 768.0
-grow_horizontal = 0
-grow_vertical = 0
+[node name="SkillProgressionLabel" type="Label" parent="UICanvas/EconomyHudSection/Body" unique_id=9000009]
+custom_minimum_size = Vector2(512, 84)
+layout_mode = 2
+size_flags_horizontal = 3
 theme_override_colors/font_color = Color(0.82, 0.9, 1, 1)
 theme_override_colors/font_outline_color = Color(0.08, 0.08, 0.1, 1)
 theme_override_constants/outline_size = 6
@@ -1241,19 +1255,17 @@ autowrap_mode = 3
 text = "Skills:
 Loading…"
 
-[node name="CraftRecipePanel" type="Control" parent="UICanvas" unique_id=9000011]
-anchors_preset = 0
-offset_left = 8.0
-offset_top = 776.0
-offset_right = 520.0
-offset_bottom = 1056.0
+[node name="CraftRecipePanel" type="Control" parent="UICanvas/EconomyHudSection/Body" unique_id=9000011]
+custom_minimum_size = Vector2(512, 280)
+layout_mode = 2
+size_flags_horizontal = 3
 script = ExtResource("19_craft_panel")
 
-[node name="ScrollContainer" type="ScrollContainer" parent="UICanvas/CraftRecipePanel" unique_id=9000012]
+[node name="ScrollContainer" type="ScrollContainer" parent="UICanvas/EconomyHudSection/Body/CraftRecipePanel" unique_id=9000012]
 layout_mode = 0
 offset_right = 512.0
 offset_bottom = 280.0
 
-[node name="VBoxContainer" type="VBoxContainer" parent="UICanvas/CraftRecipePanel/ScrollContainer" unique_id=9000013]
+[node name="VBoxContainer" type="VBoxContainer" parent="UICanvas/EconomyHudSection/Body/CraftRecipePanel/ScrollContainer" unique_id=9000013]
 layout_mode = 2
 size_flags_horizontal = 3
diff --git a/client/scripts/main.gd b/client/scripts/main.gd
index 28e04c2..5b593a0 100644
--- a/client/scripts/main.gd
+++ b/client/scripts/main.gd
@@ -102,11 +102,11 @@ var _recipe_defs_error: String = ""
 @onready var _target_lock_label: Label = $UICanvas/TargetLockLabel
 @onready var _cast_feedback_label: Label = $UICanvas/CastFeedbackLabel
 @onready var _cooldown_slots_label: Label = $UICanvas/CooldownSlotsLabel
-@onready var _inventory_label: Label = $UICanvas/InventoryLabel
+@onready var _inventory_label: Label = $UICanvas/EconomyHudSection/Body/InventoryLabel
 @onready var _gather_feedback_label: Label = $UICanvas/GatherFeedbackLabel
 @onready var _craft_feedback_label: Label = $UICanvas/CraftFeedbackLabel
-@onready var _skill_progression_label: Label = $UICanvas/SkillProgressionLabel
-@onready var _craft_recipe_panel: Node = $UICanvas/CraftRecipePanel
+@onready var _skill_progression_label: Label = $UICanvas/EconomyHudSection/Body/SkillProgressionLabel
+@onready var _craft_recipe_panel: Node = $UICanvas/EconomyHudSection/Body/CraftRecipePanel
 @onready var _inventory_client: Node = $InventoryClient
 @onready var _item_defs_client: Node = $ItemDefinitionsClient
 @onready var _skill_progression_client: Node = $SkillProgressionClient
diff --git a/client/scripts/prototype_economy_hud_section.gd b/client/scripts/prototype_economy_hud_section.gd
new file mode 100644
index 0000000..ec35e92
--- /dev/null
+++ b/client/scripts/prototype_economy_hud_section.gd
@@ -0,0 +1,25 @@
+extends VBoxContainer
+
+## NEO-75: collapsible economy HUD block (inventory, skills, craft panel).
+
+@onready var _toggle: CheckButton = $HeaderRow/ToggleButton
+@onready var _body: VBoxContainer = $Body
+
+
+func _ready() -> void:
+	_toggle.button_pressed = true
+	_body.visible = true
+	_toggle.toggled.connect(_on_toggle_toggled)
+
+
+func _on_toggle_toggled(pressed: bool) -> void:
+	_body.visible = pressed
+
+
+func set_expanded(expanded: bool) -> void:
+	_toggle.button_pressed = expanded
+	_body.visible = expanded
+
+
+func is_body_visible() -> bool:
+	return _body.visible
diff --git a/client/scripts/prototype_economy_hud_section.gd.uid b/client/scripts/prototype_economy_hud_section.gd.uid
new file mode 100644
index 0000000..2f5c3ae
--- /dev/null
+++ b/client/scripts/prototype_economy_hud_section.gd.uid
@@ -0,0 +1 @@
+uid://bneo75economyhud1
diff --git a/client/test/prototype_economy_hud_section_test.gd b/client/test/prototype_economy_hud_section_test.gd
new file mode 100644
index 0000000..0e8a63b
--- /dev/null
+++ b/client/test/prototype_economy_hud_section_test.gd
@@ -0,0 +1,60 @@
+extends GdUnitTestSuite
+
+## NEO-75: economy HUD collapse toggle shows/hides body container.
+
+const EconomyHudSection := preload("res://scripts/prototype_economy_hud_section.gd")
+
+
+func _build_section() -> Node:
+	var section: VBoxContainer = EconomyHudSection.new()
+	var header := HBoxContainer.new()
+	header.name = "HeaderRow"
+	var toggle := CheckButton.new()
+	toggle.name = "ToggleButton"
+	toggle.text = "Economy HUD"
+	header.add_child(toggle)
+	var body := VBoxContainer.new()
+	body.name = "Body"
+	var inventory := Label.new()
+	inventory.name = "InventoryLabel"
+	body.add_child(inventory)
+	section.add_child(header)
+	section.add_child(body)
+	return section
+
+
+func test_body_visible_when_expanded_by_default() -> void:
+	# Arrange
+	var section := _build_section()
+	add_child(section)
+	await await_idle_frame()
+	# Act
+	var visible: bool = section.call("is_body_visible")
+	# Assert
+	assert_bool(visible).is_true()
+
+
+func test_toggle_collapses_body() -> void:
+	# Arrange
+	var section := _build_section()
+	add_child(section)
+	await await_idle_frame()
+	# Act
+	section.get_node("HeaderRow/ToggleButton").button_pressed = false
+	await await_idle_frame()
+	# Assert
+	assert_bool(section.call("is_body_visible")).is_false()
+
+
+func test_toggle_expands_body_again() -> void:
+	# Arrange
+	var section := _build_section()
+	add_child(section)
+	await await_idle_frame()
+	section.call("set_expanded", false)
+	await await_idle_frame()
+	# Act
+	section.call("set_expanded", true)
+	await await_idle_frame()
+	# Assert
+	assert_bool(section.call("is_body_visible")).is_true()
diff --git a/client/test/prototype_economy_hud_section_test.gd.uid b/client/test/prototype_economy_hud_section_test.gd.uid
new file mode 100644
index 0000000..1fd0dd9
--- /dev/null
+++ b/client/test/prototype_economy_hud_section_test.gd.uid
@@ -0,0 +1 @@
+uid://bneo75economyhudtest1