diff --git a/dots/niri.nix b/dots/niri.nix
index 5d78058..cbca7c3 100755
--- a/dots/niri.nix
+++ b/dots/niri.nix
@@ -62,7 +62,9 @@ in
           { proportion = 0.9; }
         ];
 
-        default-column-width = { proportion = 0.95; };
+        default-column-width = {
+          proportion = 0.95;
+        };
 
         focus-ring = {
           enable = true; # Hyprland doesn't have separate focus ring
@@ -76,7 +78,10 @@ in
           enable = true;
           softness = 30;
           spread = 5;
-          offset = { x = 0; y = 5; };
+          offset = {
+            x = 0;
+            y = 5;
+          };
           color = "#00000070";
         };
       };
@@ -84,12 +89,36 @@ in
       # Startup programs (aligned with hyprland exec-once)
       spawn-at-startup = [
         { command = [ "xwayland-satellite" ]; }
-        { command = [ "${pkgs.kdePackages.polkit-kde-agent-1}/libexec/polkit-kde-authentication-agent-1" ]; }
+        {
+          command = [ "${pkgs.kdePackages.polkit-kde-agent-1}/libexec/polkit-kde-authentication-agent-1" ];
+        }
         { command = [ "${pkgs.kdePackages.kwallet-pam}/libexec/pam_kwallet_init" ]; }
-        { command = [ "fcitx5" "-d" ]; }
-        { command = [ "foot" "-s" ]; }
-        { command = [ "sh" "-c" "systemctl --user import-environment DBUS_SESSION_BUS_ADDRESS WAYLAND_DISPLAY XDG_SESSION_TYPE XDG_CURRENT_DESKTOP XDG_SESSION_DESKTOP QT_QPA_PLATFORMTHEME GTK_THEME" ]; }
-        { command = [ "dbus-update-activation-environment" "--systemd" "--all" ]; }
+        {
+          command = [
+            "fcitx5"
+            "-d"
+          ];
+        }
+        {
+          command = [
+            "foot"
+            "-s"
+          ];
+        }
+        {
+          command = [
+            "sh"
+            "-c"
+            "systemctl --user import-environment DBUS_SESSION_BUS_ADDRESS WAYLAND_DISPLAY XDG_SESSION_TYPE XDG_CURRENT_DESKTOP XDG_SESSION_DESKTOP QT_QPA_PLATFORMTHEME GTK_THEME"
+          ];
+        }
+        {
+          command = [
+            "dbus-update-activation-environment"
+            "--systemd"
+            "--all"
+          ];
+        }
       ];
 
       # Prefer server-side decorations
@@ -112,59 +141,114 @@ in
         "${mod}+Return".action.spawn = [ terminal ];
         "${mod}+B".action.spawn = [ browser ];
         "${mod}+F".action.spawn = [ fileManager ];
-        "${mod}+D".action.spawn = [ "sh" "-c" runner ];
-        "${mod}+E".action.spawn = [ "sh" "-c" editor ];
+        "${mod}+D".action.spawn = [
+          "sh"
+          "-c"
+          runner
+        ];
+        "${mod}+E".action.spawn = [
+          "sh"
+          "-c"
+          editor
+        ];
 
         # Audio control (using pamixer like hyprland)
-        "XF86AudioRaiseVolume".action.spawn = [ "pamixer" "-i" "5" ];
-        "XF86AudioLowerVolume".action.spawn = [ "pamixer" "-d" "5" ];
-        "XF86AudioMute".action.spawn = [ "pamixer" "--toggle-mute" ];
-        "XF86AudioMicMute".action.spawn = [ "wpctl" "set-mute" "@DEFAULT_AUDIO_SOURCE@" "toggle" ];
+        "XF86AudioRaiseVolume".action.spawn = [
+          "pamixer"
+          "-i"
+          "5"
+        ];
+        "XF86AudioLowerVolume".action.spawn = [
+          "pamixer"
+          "-d"
+          "5"
+        ];
+        "XF86AudioMute".action.spawn = [
+          "pamixer"
+          "--toggle-mute"
+        ];
+        "XF86AudioMicMute".action.spawn = [
+          "wpctl"
+          "set-mute"
+          "@DEFAULT_AUDIO_SOURCE@"
+          "toggle"
+        ];
 
         # Media controls (matching hyprland)
-        "XF86AudioNext".action.spawn = [ "playerctl" "next" ];
-        "XF86AudioPrev".action.spawn = [ "playerctl" "previous" ];
-        "XF86AudioPlay".action.spawn = [ "playerctl" "play-pause" ];
-        "XF86AudioPause".action.spawn = [ "playerctl" "play-pause" ];
+        "XF86AudioNext".action.spawn = [
+          "playerctl"
+          "next"
+        ];
+        "XF86AudioPrev".action.spawn = [
+          "playerctl"
+          "previous"
+        ];
+        "XF86AudioPlay".action.spawn = [
+          "playerctl"
+          "play-pause"
+        ];
+        "XF86AudioPause".action.spawn = [
+          "playerctl"
+          "play-pause"
+        ];
 
         # Brightness control
-        "XF86MonBrightnessUp".action.spawn = [ "sh" "-c" "dms ipc call brightness increment 5" ];
-        "XF86MonBrightnessDown".action.spawn = [ "sh" "-c" "dms ipc call brightness decrement 5" ];
+        "XF86MonBrightnessUp".action.spawn = [
+          "sh"
+          "-c"
+          "dms ipc call brightness increment 5"
+        ];
+        "XF86MonBrightnessDown".action.spawn = [
+          "sh"
+          "-c"
+          "dms ipc call brightness decrement 5"
+        ];
 
         # Window management (matching hyprland)
-        "${mod}+Q".action.close-window = {};
-        "${mod}+M".action.quit = {}; # Match hyprland exit
-        "${mod}+V".action.toggle-window-floating = {};
-        "${mod}+T".action.fullscreen-window = {}; # Match hyprland fullscreen
+        "${mod}+Q".action.close-window = { };
+        "${mod}+M".action.quit = { }; # Match hyprland exit
+        "${mod}+V".action.toggle-window-floating = { };
+        "${mod}+T".action.fullscreen-window = { }; # Match hyprland fullscreen
 
         # Screenshots (using dms like hyprland)
-        "Print".action.spawn = [ "dms" "screenshot" ];
-        "${mod}+F1".action.spawn = [ "sh" "-c" "dms ipc call keybinds toggle niri" ];
-        "${mod}+Backslash".action.spawn = [ "sh" "-c" "dms ipc call notepad toggle" ];
+        "Print".action.spawn = [
+          "dms"
+          "screenshot"
+        ];
+        "${mod}+F1".action.spawn = [
+          "sh"
+          "-c"
+          "dms ipc call keybinds toggle niri"
+        ];
+        "${mod}+Backslash".action.spawn = [
+          "sh"
+          "-c"
+          "dms ipc call notepad toggle"
+        ];
 
         # Focus navigation (vim-style, with workspace wraparound for j/k)
-        "${mod}+H".action.focus-column-or-monitor-left = {};
-        "${mod}+J".action.focus-window-or-workspace-down = {};
-        "${mod}+K".action.focus-window-or-workspace-up = {};
-        "${mod}+L".action.focus-column-or-monitor-right = {};
+        "${mod}+H".action.focus-column-or-monitor-left = { };
+        "${mod}+J".action.focus-window-or-workspace-down = { };
+        "${mod}+K".action.focus-window-or-workspace-up = { };
+        "${mod}+L".action.focus-column-or-monitor-right = { };
 
         # Move windows (matching hyprland)
-        "${mod}+Shift+H".action.move-column-left = {};
-        "${mod}+Shift+J".action.move-window-down = {};
-        "${mod}+Shift+K".action.move-window-up = {};
-        "${mod}+Shift+L".action.move-column-right = {};
+        "${mod}+Shift+H".action.move-column-left = { };
+        "${mod}+Shift+J".action.move-window-down = { };
+        "${mod}+Shift+K".action.move-window-up = { };
+        "${mod}+Shift+L".action.move-column-right = { };
 
         # Monitor focus
-        "${mod}+Ctrl+H".action.focus-monitor-left = {};
-        "${mod}+Ctrl+J".action.focus-monitor-down = {};
-        "${mod}+Ctrl+K".action.focus-monitor-up = {};
-        "${mod}+Ctrl+L".action.focus-monitor-right = {};
+        "${mod}+Ctrl+H".action.focus-monitor-left = { };
+        "${mod}+Ctrl+J".action.focus-monitor-down = { };
+        "${mod}+Ctrl+K".action.focus-monitor-up = { };
+        "${mod}+Ctrl+L".action.focus-monitor-right = { };
 
         # Move to monitor
-        "${mod}+Ctrl+Shift+H".action.move-column-to-monitor-left = {};
-        "${mod}+Ctrl+Shift+J".action.move-column-to-monitor-down = {};
-        "${mod}+Ctrl+Shift+K".action.move-column-to-monitor-up = {};
-        "${mod}+Ctrl+Shift+L".action.move-column-to-monitor-right = {};
+        "${mod}+Ctrl+Shift+H".action.move-column-to-monitor-left = { };
+        "${mod}+Ctrl+Shift+J".action.move-column-to-monitor-down = { };
+        "${mod}+Ctrl+Shift+K".action.move-column-to-monitor-up = { };
+        "${mod}+Ctrl+Shift+L".action.move-column-to-monitor-right = { };
 
         # Workspace numbers (matching hyprland)
         "${mod}+1".action.focus-workspace = 1;
@@ -190,15 +274,15 @@ in
         "${mod}+Shift+0".action.move-column-to-workspace = 10;
 
         # Scroll through workspaces (matching hyprland mouse scroll)
-        "${mod}+WheelScrollDown".action.focus-workspace-down = {};
-        "${mod}+WheelScrollUp".action.focus-workspace-up = {};
+        "${mod}+WheelScrollDown".action.focus-workspace-down = { };
+        "${mod}+WheelScrollUp".action.focus-workspace-up = { };
 
         # Column management (niri-specific, kept similar)
-        "${mod}+Comma".action.consume-window-into-column = {};
-        "${mod}+Period".action.expel-window-from-column = {};
-        "${mod}+BracketLeft".action.consume-or-expel-window-left = {};
-        "${mod}+BracketRight".action.consume-or-expel-window-right = {};
-        "${mod}+Semicolon".action.focus-column-first = {}; # Similar to promote in master layout
+        "${mod}+Comma".action.consume-window-into-column = { };
+        "${mod}+Period".action.expel-window-from-column = { };
+        "${mod}+BracketLeft".action.consume-or-expel-window-left = { };
+        "${mod}+BracketRight".action.consume-or-expel-window-right = { };
+        "${mod}+Semicolon".action.focus-column-first = { }; # Similar to promote in master layout
 
         # Window sizing
         "${mod}+Minus".action.set-column-width = "-10%";
@@ -206,34 +290,38 @@ in
         "${mod}+Shift+Minus".action.set-window-height = "-10%";
         "${mod}+Shift+Equal".action.set-window-height = "+10%";
 
-        "${mod}+R".action.switch-preset-column-width = {};
-        "${mod}+Shift+R".action.switch-preset-window-height = {};
-        "${mod}+C".action.center-column = {};
+        "${mod}+R".action.switch-preset-column-width = { };
+        "${mod}+Shift+R".action.switch-preset-window-height = { };
+        "${mod}+C".action.center-column = { };
 
         # Floating
-        "${mod}+Shift+V".action.switch-focus-between-floating-and-tiling = {};
+        "${mod}+Shift+V".action.switch-focus-between-floating-and-tiling = { };
 
         # Tabs
-        "${mod}+W".action.toggle-column-tabbed-display = {};
+        "${mod}+W".action.toggle-column-tabbed-display = { };
 
         # Window overview (alt-tab replacement)
-        "${mod}+Tab".action.toggle-overview = {};
+        "${mod}+Tab".action.toggle-overview = { };
 
         # Misc
-        "${mod}+Escape".action.toggle-keyboard-shortcuts-inhibit = {};
-        "${mod}+Shift+P".action.power-off-monitors = {};
+        "${mod}+Escape".action.toggle-keyboard-shortcuts-inhibit = { };
+        "${mod}+Shift+P".action.power-off-monitors = { };
       };
 
       # Window rules
       window-rules = [
         # Float file dialogs
         {
-          matches = [{ title = "^Open File$"; }];
+          matches = [
+            { title = "^Open File$"; }
+            { title = "^Save File$"; }
+          ];
           open-floating = true;
         }
+
         {
-          matches = [{ title = "^Save File$"; }];
-          open-floating = true;
+          matches = [ { app-id = "vesktop"; } ];
+          block-out-from = "screencast";
         }
       ];
     };