Wood: giant mushrooms underground, felled by imps; wooden bridges and doors cost wood

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

lang/en.lang

@@ -64,6 +64,7 @@ msg.flag_removed = Attack flag removed. Your creatures return.
 msg.flag_set = Attack flag set! Battle-ready creatures gather there.
 msg.creature_leaves = An unhappy {0} leaves your realm!
 msg.no_gold = Not enough gold!
+msg.no_wood = Not enough wood! Fell giant mushrooms (or trees) with the pick.
 msg.sold = Rooms sold: +{0} gold.
 msg.no_mana_bolt = Not enough mana for Lightning.
 msg.no_mana_heal = Not enough mana for Heal.
@@ -124,6 +125,7 @@ ui.key = Key: {0}
 
 # ---- HUD
 hud.gold = Gold
+hud.wood = Wood
 hud.mana = Mana
 hud.core = Core
 hud.gate = Gate
@@ -402,7 +404,8 @@ tool.bridge.desc = Builds a bridge over water or lava. Drag from your own ground
 tool.drawbridge.label = Drawbridge
 tool.drawbridge.name = Build Drawbridge
 tool.drawbridge.desc = A bridge you can raise: drag across the river to build it, click it to switch: down, up, automatic (rises when enemies come near). Wood over water burns, stone over lava does not.
-cost.bridge = {0} gold/tile over water, {1} over lava
+cost.bridge = {0} gold + {1} wood/tile over water, {2} gold over lava
+cost.drawbridge = {0} gold + {1} wood/tile over water, {2} gold over lava
 hint.bridge_where = Bridges must start at your own ground: drag from your territory across the river.
 hint.bridge_fire = Wooden bridges burn: keep fire traps, fire breath and lightning away from them – stone bridges over lava are fireproof.
 hint.bridge_river = Bridges can only be built over water or lava.
@@ -414,6 +417,9 @@ tile.lava = Lava
 tile.lava_info = Whatever falls in burns. Stone bridges cross it.
 tile.bridge = Wooden bridge
 tile.lavabridge = Stone bridge
+tile.mushroom = Giant mushroom
+tile.tree = Tree
+tile.plant_info = Mark it with the pick: an imp fells it for {0} wood.
 tile.drawbridge = Drawbridge
 tile.drawbridge_up = Raised
 tile.drawbridge_down = Lowered
@@ -1198,6 +1204,7 @@ ed.terrain.silver = Silver vein
 ed.terrain.ruby = Ruby vein
 ed.terrain.diamond = Diamond vein
 ed.terrain.steel = Steel wall
+ed.terrain.mushroom = Giant mushroom
 ed.place.core = Soul core
 ed.place.portal = Portal
 ed.place.gate = Hero gate