diff --git a/flake.lock b/flake.lock
index a298fee..c3ea0d6 100644
--- a/flake.lock
+++ b/flake.lock
@@ -22,11 +22,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1785389976,
-        "narHash": "sha256-0tLW8Ff5yt8AH97jw4ZpFJ0OCJ122zIlgWGDmOfU/VU=",
+        "lastModified": 1786845137,
+        "narHash": "sha256-oQFip+v0luP8NIxJzmiW4Wu8bILsbFWom5l0zonl8hQ=",
         "owner": "LnL7",
         "repo": "nix-darwin",
-        "rev": "15abb8c98f336cd8bd840d71059adebabe60bf04",
+        "rev": "4cff07de74b50e64bdd68cd4e722ab5b6b35ee48",
         "type": "github"
       },
       "original": {
@@ -103,11 +103,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1786719456,
-        "narHash": "sha256-B74DLQs/VjlqyhnnX3tguWwghqJHWSJX30TKZuAljIg=",
+        "lastModified": 1786929086,
+        "narHash": "sha256-kzpwMyT7i2fTQ41tf/WlsIHuJtf3e0leRBEPkBhUzBY=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "83b7606dcf44abe3a94b86e8bb2b3355d22e8797",
+        "rev": "aac4965ddb7ea2ff0f3cadd9502c7042b7aa07ba",
         "type": "github"
       },
       "original": {
@@ -236,11 +236,11 @@
     },
     "nixpkgs_4": {
       "locked": {
-        "lastModified": 1786599213,
-        "narHash": "sha256-yNJd40f11EzXBjSByCB7IPpeFFAdeoSKKM67dGkfFoU=",
+        "lastModified": 1786862985,
+        "narHash": "sha256-FBJRXmbGXiSUDvYEbfLYRkckayyZ6SK1UEqhCrIZ2Cs=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "0e251e24a4f24e036a084b6b4b2d2491af4167f4",
+        "rev": "e5bdc4a41d4c072fe1e3787eaa0320a384741d44",
         "type": "github"
       },
       "original": {
@@ -252,11 +252,11 @@
     },
     "nixpkgs_5": {
       "locked": {
-        "lastModified": 1786106723,
-        "narHash": "sha256-CgKDSHL6rqAAQkkvg1xaZDQXb77+4XW73iGcUMJ+2w0=",
-        "rev": "f13ff45afd1bb73e640eaa08a7066dbed07e3238",
+        "lastModified": 1786599213,
+        "narHash": "sha256-yjGG65gA1jORt0hWxjzrnw3AYkIn8EWolp8vezwXZ3I=",
+        "rev": "0e251e24a4f24e036a084b6b4b2d2491af4167f4",
         "type": "tarball",
-        "url": "https://releases.nixos.org/nixos/unstable/nixos-26.11pre1049422.f13ff45afd1b/nixexprs.tar.zst"
+        "url": "https://releases.nixos.org/nixos/unstable/nixos-26.11pre1053317.0e251e24a4f2/nixexprs.tar.zst"
       },
       "original": {
         "type": "tarball",
@@ -265,11 +265,11 @@
     },
     "nixpkgs_6": {
       "locked": {
-        "lastModified": 1786384358,
-        "narHash": "sha256-OETwiymkMwunF+pfL25DzLMF2/YpMcJUjVd9qZ0YdsM=",
-        "rev": "2fcb964de67fcf60b43471c55d5d99e61a9ccb5a",
+        "lastModified": 1786599213,
+        "narHash": "sha256-yjGG65gA1jORt0hWxjzrnw3AYkIn8EWolp8vezwXZ3I=",
+        "rev": "0e251e24a4f24e036a084b6b4b2d2491af4167f4",
         "type": "tarball",
-        "url": "https://releases.nixos.org/nixos/unstable/nixos-26.11pre1051473.2fcb964de67f/nixexprs.tar.zst"
+        "url": "https://releases.nixos.org/nixos/unstable/nixos-26.11pre1053317.0e251e24a4f2/nixexprs.tar.zst"
       },
       "original": {
         "type": "tarball",
@@ -278,11 +278,11 @@
     },
     "nixpkgs_7": {
       "locked": {
-        "lastModified": 1786106723,
-        "narHash": "sha256-CgKDSHL6rqAAQkkvg1xaZDQXb77+4XW73iGcUMJ+2w0=",
-        "rev": "f13ff45afd1bb73e640eaa08a7066dbed07e3238",
+        "lastModified": 1786599213,
+        "narHash": "sha256-yjGG65gA1jORt0hWxjzrnw3AYkIn8EWolp8vezwXZ3I=",
+        "rev": "0e251e24a4f24e036a084b6b4b2d2491af4167f4",
         "type": "tarball",
-        "url": "https://releases.nixos.org/nixos/unstable/nixos-26.11pre1049422.f13ff45afd1b/nixexprs.tar.xz"
+        "url": "https://releases.nixos.org/nixos/unstable/nixos-26.11pre1053317.0e251e24a4f2/nixexprs.tar.xz"
       },
       "original": {
         "type": "tarball",
@@ -294,11 +294,11 @@
         "nixpkgs": "nixpkgs_5"
       },
       "locked": {
-        "lastModified": 1786809801,
-        "narHash": "sha256-vyE1joob9LAvRH5W6sOcdFc0yqb3alJyPyDe9KtzHgk=",
+        "lastModified": 1786933769,
+        "narHash": "sha256-WGcpfJDmCT+mTYW7L9g0rXVpd/CECCadg68SGlyRmJw=",
         "owner": "noctalia-dev",
         "repo": "noctalia",
-        "rev": "3f66cfafb46a73299815ca9fcd2e58ed1dc46baf",
+        "rev": "b46cdc1f2236fa2a81b36dc669bbda8a176f2148",
         "type": "github"
       },
       "original": {
@@ -312,11 +312,11 @@
         "nixpkgs": "nixpkgs_6"
       },
       "locked": {
-        "lastModified": 1786682522,
-        "narHash": "sha256-OEX7aUVtY4Qqddj9TFC4IL7MGZLCvWM8K3Ke+p8d97I=",
+        "lastModified": 1786882377,
+        "narHash": "sha256-NfnY22tYDrXfIuyexYyqB+jkO6IK23AqmhcNixkU7pw=",
         "owner": "noctalia-dev",
         "repo": "noctalia-greeter",
-        "rev": "5b270c6d220936fdf26893d4d812de086b453910",
+        "rev": "10d2c9074d3a9219e03b55b2c97f1cc743447af5",
         "type": "github"
       },
       "original": {
@@ -383,11 +383,11 @@
         "systems": "systems"
       },
       "locked": {
-        "lastModified": 1786613850,
-        "narHash": "sha256-ZWdtzl8LSRFxJTvh00Vgw1oE6p3G3JpopYbQnXok8VQ=",
+        "lastModified": 1786855359,
+        "narHash": "sha256-yeKMWFCPeoIKmPBLLvP1/15ulOJO8i9ZIlSSXGuW6aw=",
         "owner": "Gerg-L",
         "repo": "spicetify-nix",
-        "rev": "c900155108f79f8ed6a29a8ed32c23494ce13415",
+        "rev": "0f478ff79b82abb785160cd4531293f61d21be86",
         "type": "github"
       },
       "original": {
diff --git a/modules/home/wm/niri/config.kdl b/modules/home/wm/niri/config.kdl
index 7d52725..3070ba0 100644
--- a/modules/home/wm/niri/config.kdl
+++ b/modules/home/wm/niri/config.kdl
@@ -26,6 +26,13 @@ input {
     }
 
     focus-follows-mouse
+
+    // By default niri grabs the power button and makes it sleep (then
+    // noctalia locks before sleep) instead of powering off. Let logind's
+    // own HandlePowerKey (poweroff on this system) handle it instead, so
+    // the button does a real shutdown -- which also lets the ARGB
+    // ExecStop hook in hosts/Styx/configuration.nix turn the LEDs off.
+    disable-power-key-handling
 }
 
 animations {
@@ -328,7 +335,7 @@ window-rule {
 
 
 window-rule {
-  geometry-corner-radius 20
+  geometry-corner-radius 15
   clip-to-geometry true
 }