sway: suspend without turning off screen

.config/sway/config

@@ -42,17 +42,8 @@ include /etc/sway/config-vars.d/*
 #
 # You can get the names of your outputs by running: swaymsg -t get_outputs
 
-### Idle configuration
-#
-# Example configuration:
-#
-exec swayidle -w \
-         timeout 300 'swaymsg "output * power off"' resume 'swaymsg "output * power on"' \
-         timeout 600 'systemctl hibernate'
-#
-# This will lock your screen after 300 seconds of inactivity, then turn off
-# your displays after another 300 seconds, and turn your screens back on when
-# resumed. It will also lock your screen before your computer goes to sleep.
+# Suspend the machine after 600 seconds
+exec swayidle -w timeout 600 'systemctl suspend'
 
 ### Input configuration
 #