diff --git a/build/20-desktop-labwc.sh b/build/20-desktop-labwc.sh
index bcbaa74..fbd7a35 100755
--- a/build/20-desktop-labwc.sh
+++ b/build/20-desktop-labwc.sh
@@ -16,8 +16,6 @@ dnf5 install -y \
   kanshi \
   wlr-randr \
   swaybg \
-  swayidle \
-  wlopm \
   xdg-desktop-portal \
   xdg-desktop-portal-wlr \
   xdg-desktop-portal-gtk \
diff --git a/configs/skel/.config/labwc/autostart b/configs/skel/.config/labwc/autostart
index 5c355ed..ff4185a 100644
--- a/configs/skel/.config/labwc/autostart
+++ b/configs/skel/.config/labwc/autostart
@@ -21,14 +21,6 @@ swaybg -c '#1a1b26' >/dev/null 2>&1 &
 # [shell] polkit_agent). Genau EIN Agent pro Session!
 # (Historie: lxqt-policykit-agent unter /usr/libexec/ - ausgebaut.)
 
-# 4. Desktop-Shell: Bar, Dock, Launcher, Control-Center, Lock, OSDs
+# 4. Desktop-Shell: Bar, Dock, Launcher, Control-Center, Lock, OSDs,
+#    Idle-Handling (nativ: Lock/Screen-off, siehe noctalia idle.toml)
 noctalia >/dev/null 2>&1 &
-
-# 5. Idle-Handling: nach 5 Min sperren (Noctalia-Lockscreen),
-#    nach 10 Min Displays stromsparend dunkel schalten (wlopm, damit
-#    Fensterlayouts erhalten bleiben – KEIN output --off).
-swayidle -w \
-  timeout 300 'noctalia msg session lock' \
-  timeout 600 'wlopm --off *' \
-  resume 'wlopm --on *' \
-  before-sleep 'noctalia msg session lock' >/dev/null 2>&1 &
diff --git a/configs/skel/.config/noctalia/idle.toml b/configs/skel/.config/noctalia/idle.toml
new file mode 100644
index 0000000..cdf96c6
--- /dev/null
+++ b/configs/skel/.config/noctalia/idle.toml
@@ -0,0 +1,18 @@
+# Idle-Verantwortung liegt bei Noctalia (nativ): Fade-Overlay, Lock nach
+# 5 Minuten, Screen-off mit Auto-Resume nach 10 Minuten. swayidle ist
+# ausgebaut (kein Paket, keine Autostart-Zeile mehr).
+# Suspend-Behavior bleibt aus (kein Idle-Suspend gewuenscht);
+# Lock-vor-Suspend greift ueber den Lockscreen-Default.
+# GUI-Aenderung landet in settings.toml und gewinnt ueber dieser Datei.
+[idle.behavior.lock]
+enabled = true
+timeout = 300
+action = "lock"
+
+[idle.behavior.screen-off]
+enabled = true
+timeout = 600
+action = "screen_off"
+
+[idle.behavior.suspend]
+enabled = false
diff --git a/scripts/seed-labwc-skel.sh b/scripts/seed-labwc-skel.sh
index f1cff17..423724d 100755
--- a/scripts/seed-labwc-skel.sh
+++ b/scripts/seed-labwc-skel.sh
@@ -17,6 +17,7 @@ TARGETS=(
   ".config/noctalia/templates.toml"
   ".config/noctalia/shell.toml"
   ".config/noctalia/wallpaper.toml"
+  ".config/noctalia/idle.toml"
   ".config/mimeapps.list"
 )
 
@@ -37,3 +38,12 @@ if [[ ! -e "${HOME}/.config/kanshi/config" ]]; then
   echo "Keine kanshi-Config gefunden. Erzeugen mit:"
   echo "  kanshi-autoconfig --apply   (schreibt ~/.config/kanshi/config)"
 fi
+
+# Migration: swayidle-Block aus bestehender Autostart entfernen
+# (Idle macht Noctalia nativ; Doppel-Feuerung vermeiden). Mit Backup.
+AUTOSTART="${HOME}/.config/labwc/autostart"
+if [[ -f "${AUTOSTART}" ]] && grep -q 'swayidle' "${AUTOSTART}"; then
+  cp -n "${AUTOSTART}" "${AUTOSTART}.bak" 2>/dev/null || true
+  sed -i '/^# 5\. Idle-Handling/,/before-sleep.*&$/d' "${AUTOSTART}"
+  echo "migriert: swayidle-Block aus ${AUTOSTART} entfernt (Backup .bak)"
+fi