diff --git a/ai.lua b/ai.lua
index 6ce38b4..5a62ebb 100644
--- a/ai.lua
+++ b/ai.lua
@@ -113,11 +113,11 @@ local function try_fire(self_ent, target_pos)
     local cd      = weapon == "plasma" and SHOOT_COOLDOWN_PLASMA or SHOOT_COOLDOWN_BULLET
     if (now - (self_ent._ai_last_shot or 0)) < cd then return false end
 
-    -- Spider-Ammo pruefen
+    -- Spider ammo check
     if weapon == "plasma" then
         local ammo = self_ent._spider_ammo or SPIDER_AMMO_MAX
         if ammo < SPIDER_AMMO_MIN_TO_FIRE then return false end
-        -- Ammo verbrauchen
+        -- Consume ammo
         self_ent._spider_ammo = math.max(0, ammo - SPIDER_AMMO_COST)
     end
 
diff --git a/init.lua b/init.lua
index fc4bc16..7fc7388 100644
--- a/init.lua
+++ b/init.lua
@@ -45,13 +45,11 @@ local function remove_mech_scope(player)
     end
 end
 
--- ── Spider Ammo HUD ───────────────────────────────────────────────────────────
+-- ── Spider Ammo HUD ──────────────────────────────────────────────────────────
+-- Text-only bar, no external textures required.
+-- Renders as: [||||||....] 60%  (green when enough ammo, red when empty)
 
--- ── Ammo HUD (text-only, keine externen Texturen noetig) ─────────────────────
--- Wir bauen den Balken aus ASCII-Zeichen: [||||||||  ] + Prozentzahl
--- Das funktioniert in jeder Minetest/Luanti-Version zuverlaessig.
-
-local AMMO_BAR_WIDTH = 10  -- Anzahl Segmente im Balken
+local AMMO_BAR_WIDTH = 10  -- number of segments in the bar
 
 local function ammo_bar_string(ammo_pct)
     local filled = math.floor((ammo_pct / 100) * AMMO_BAR_WIDTH + 0.5)
@@ -64,7 +62,7 @@ local function add_ammo_hud(player)
     if not player then return end
     local meta = player:get_meta()
 
-    -- Label "PLASMA"
+    -- Label
     local label_id = player:hud_add({
         type      = "text",
         position  = {x = 0.5, y = 0.88},
@@ -76,7 +74,7 @@ local function add_ammo_hud(player)
     })
     meta:set_int("ammo_hud_label", label_id)
 
-    -- Balken + Prozentzahl als Text
+    -- Bar + percentage as text
     local bar_id = player:hud_add({
         type      = "text",
         position  = {x = 0.5, y = 0.88},
@@ -290,7 +288,7 @@ local function register_mech(mech)
         self._mech_stand_anim     = mech.stand_animation
         self._mech_head_name      = mech.head_name
         self._mech_name           = mech.name
-        -- Spider-Ammo initialisieren (gilt fuer alle Mechs mit head_spider)
+        -- Initialize spider ammo (applies to all mechs using head_spider)
         if mech.head_name == "assorted_mecha:head_spider" then
             self._spider_ammo = self._spider_ammo or SPIDER_AMMO_MAX
         end
@@ -346,7 +344,7 @@ local vel = self.object:get_velocity() or {x=0, y=0, z=0}
 vel.y = vel.y - (dtime * 9.8)
 self.object:set_velocity(vel)
 
-            -- Spider-Ammo: passiver Regen (alle Mechs mit head_spider)
+            -- Spider ammo: passive regen (all mechs using head_spider)
             if mech.head_name == "assorted_mecha:head_spider" then
                 if (self._spider_ammo or SPIDER_AMMO_MAX) < SPIDER_AMMO_MAX then
                     self._spider_ammo = math.min(
@@ -354,7 +352,7 @@ self.object:set_velocity(vel)
                         (self._spider_ammo or 0) + SPIDER_AMMO_REGEN * dtime
                     )
                 end
-                -- HUD beim Fahrer aktualisieren
+                -- Update HUD for the current driver
                 if self.driver then
                     update_ammo_hud(self.driver, self._spider_ammo or SPIDER_AMMO_MAX)
                 end
@@ -507,7 +505,7 @@ clicker:set_properties({visual_size = {x=1, y=1, z=1}})
         clicker:hud_set_flags({crosshair = true, wielditem = true})
         clicker:set_eye_offset({x=0, y=0, z=0}, {x=0, y=0, z=0})
         clicker:get_meta():set_int("mech_third_person", 0)
-        -- Ammo-HUD entfernen (nur Spider)
+        -- Remove ammo HUD on dismount (spider only)
         if mech.head_name == "assorted_mecha:head_spider" then
             remove_ammo_hud(clicker)
         end
@@ -542,7 +540,7 @@ clicker:set_properties({visual_size = {x=1, y=1, z=1}})
         -- Scope overlay replaces crosshair; hide ingame crosshair & wielditem
         clicker:hud_set_flags({crosshair = false, wielditem = false})
         clicker:get_meta():set_int("mech_third_person", 0)
-        -- Ammo-HUD anzeigen (nur Spider)
+        -- Show ammo HUD on mount (spider only)
         if mech.head_name == "assorted_mecha:head_spider" then
             add_ammo_hud(clicker)
             update_ammo_hud(clicker, self._spider_ammo or SPIDER_AMMO_MAX)
@@ -854,7 +852,7 @@ on_step = function(self, dtime)
         local control = target_player:get_player_control()
         if control.aux1 and not self.is_firing then
 
-            -- Ammo-Check: zugehoerigen mech1-Body in der Naehe suchen
+            -- Ammo check: find the mech1 body near the head (head_offset.y = 4.75)
             local mech_ent = nil
             local hp = self.object:get_pos()
             for _, obj in ipairs(minetest.get_objects_inside_radius(hp, 6)) do
@@ -869,13 +867,13 @@ on_step = function(self, dtime)
 
             local ammo = mech_ent and (mech_ent._spider_ammo or SPIDER_AMMO_MAX) or SPIDER_AMMO_MAX
             if ammo < SPIDER_AMMO_MIN_TO_FIRE then
-                -- Leer: kein Schuss, kurzer Click-Sound als Feedback
+                -- Empty: no shot, play a dry-fire click as feedback
                 minetest.sound_play("bullet", {pos = self.object:get_pos(), gain = 0.3, max_hear_distance = 8})
                 return
             end
 
             self.is_firing = true
-            -- Ammo verbrauchen und HUD aktualisieren
+            -- Consume ammo and update HUD
             if mech_ent then
                 mech_ent._spider_ammo = math.max(0, ammo - SPIDER_AMMO_COST)
                 update_ammo_hud(target_player, mech_ent._spider_ammo)