diff --git a/wezterm/.config/wezterm/theme/bearded-arc-light.lua b/wezterm/.config/wezterm/theme/bearded-arc-light.lua
new file mode 100644
index 0000000..c222cc4
--- /dev/null
+++ b/wezterm/.config/wezterm/theme/bearded-arc-light.lua
@@ -0,0 +1,81 @@
+-- Bearded Arc (Light)
+-- Hand-tuned light variant with warm off-white bg and saturated accents
+
+local M = {}
+
+M.palette = {
+    base = '#faf4ed',
+    overlay = '#f0e8df',
+    muted = '#7a8598',
+    text = '#2a2a2a',
+    red = '#d1344f',
+    yellow = '#b8890f',
+    orange = '#c45a1c',
+    green = '#1e9b52',
+    cyan = '#1a7db5',
+    purple = '#7b4fc4',
+    highlight = '#5a6a7a',
+}
+
+local active_tab = {
+    bg_color = M.palette.overlay,
+    fg_color = M.palette.text,
+}
+
+local inactive_tab = {
+    bg_color = M.palette.base,
+    fg_color = M.palette.muted,
+}
+
+function M.colors()
+    return {
+        foreground = M.palette.text,
+        background = M.palette.base,
+        cursor_bg = M.palette.yellow,
+        cursor_border = M.palette.yellow,
+        cursor_fg = M.palette.base,
+        selection_bg = '#d8d0c6',
+        selection_fg = M.palette.text,
+
+        ansi = {
+            M.palette.overlay,
+            M.palette.red,
+            M.palette.green,
+            M.palette.yellow,
+            M.palette.cyan,
+            M.palette.purple,
+            M.palette.orange,
+            M.palette.text,
+        },
+
+        brights = {
+            M.palette.muted,
+            M.palette.red,
+            M.palette.green,
+            M.palette.yellow,
+            M.palette.cyan,
+            M.palette.purple,
+            M.palette.orange,
+            M.palette.text,
+        },
+
+        tab_bar = {
+            background = M.palette.base,
+            active_tab = active_tab,
+            inactive_tab = inactive_tab,
+            inactive_tab_hover = active_tab,
+            new_tab = inactive_tab,
+            new_tab_hover = active_tab,
+            inactive_tab_edge = M.palette.muted,
+        },
+    }
+end
+
+function M.window_frame()
+    return {
+        active_titlebar_bg = M.palette.base,
+        inactive_titlebar_bg = M.palette.base,
+    }
+end
+
+return M
diff --git a/wezterm/.config/wezterm/theme/bearded-arc.lua b/wezterm/.config/wezterm/theme/bearded-arc.lua
new file mode 100644
index 0000000..495b11d
--- /dev/null
+++ b/wezterm/.config/wezterm/theme/bearded-arc.lua
@@ -0,0 +1,81 @@
+-- Bearded Arc (Dark)
+-- Based on: https://github.com/BeardedBear/bearded-theme
+
+local M = {}
+
+M.palette = {
+    base = '#1c2433',
+    overlay = '#212a3b',
+    muted = '#4a5e84',
+    text = '#afbbd2',
+    red = '#FF738A',
+    yellow = '#EACD61',
+    orange = '#FF955C',
+    green = '#3CEC85',
+    cyan = '#69C3FF',
+    purple = '#B78AFF',
+    highlight = '#8196b5',
+}
+
+local active_tab = {
+    bg_color = M.palette.overlay,
+    fg_color = M.palette.text,
+}
+
+local inactive_tab = {
+    bg_color = M.palette.base,
+    fg_color = M.palette.muted,
+}
+
+function M.colors()
+    return {
+        foreground = M.palette.text,
+        background = M.palette.base,
+        cursor_bg = M.palette.yellow,
+        cursor_border = M.palette.yellow,
+        cursor_fg = M.palette.text,
+        selection_bg = '#405275',
+        selection_fg = M.palette.text,
+
+        ansi = {
+            M.palette.overlay,
+            M.palette.red,
+            M.palette.green,
+            M.palette.yellow,
+            M.palette.cyan,
+            M.palette.purple,
+            M.palette.orange,
+            M.palette.text,
+        },
+
+        brights = {
+            M.palette.muted,
+            M.palette.red,
+            M.palette.green,
+            M.palette.yellow,
+            M.palette.cyan,
+            M.palette.purple,
+            M.palette.orange,
+            M.palette.text,
+        },
+
+        tab_bar = {
+            background = M.palette.base,
+            active_tab = active_tab,
+            inactive_tab = inactive_tab,
+            inactive_tab_hover = active_tab,
+            new_tab = inactive_tab,
+            new_tab_hover = active_tab,
+            inactive_tab_edge = M.palette.muted,
+        },
+    }
+end
+
+function M.window_frame()
+    return {
+        active_titlebar_bg = M.palette.base,
+        inactive_titlebar_bg = M.palette.base,
+    }
+end
+
+return M
diff --git a/wezterm/.config/wezterm/theme/init.lua b/wezterm/.config/wezterm/theme/init.lua
index 32f7a4f..052837f 100644
--- a/wezterm/.config/wezterm/theme/init.lua
+++ b/wezterm/.config/wezterm/theme/init.lua
@@ -1,84 +1,11 @@
--- Bearded Arc Theme
--- Based on: https://github.com/BeardedBear/bearded-theme
--- Adapted for WezTerm
+-- Theme registry
+-- Standalone themes: bearded-arc (dark), bearded-arc-light
+-- Legacy variants: moon, dawn
 
-local main = {}
-
-local main_palette = {
-    base = '#1c2433',
-    overlay = '#212a3b',
-    muted = '#4a5e84',
-    text = '#afbbd2',
-    red = '#FF738A',
-    yellow = '#EACD61',
-    orange = '#FF955C',
-    green = '#3CEC85',
-    cyan = '#69C3FF',
-    purple = '#B78AFF',
-    highlight = '#8196b5',
-}
-
-local main_active_tab = {
-    bg_color = main_palette.overlay,
-    fg_color = main_palette.text,
-}
-
-local main_inactive_tab = {
-    bg_color = main_palette.base,
-    fg_color = main_palette.muted,
-}
-
-function main.colors()
-    return {
-        foreground = main_palette.text,
-        background = main_palette.base,
-        cursor_bg = main_palette.yellow,
-        cursor_border = main_palette.yellow,
-        cursor_fg = main_palette.text,
-        selection_bg = '#405275',
-        selection_fg = main_palette.text,
-
-        ansi = {
-            main_palette.overlay,
-            main_palette.red,
-            main_palette.green,
-            main_palette.yellow,
-            main_palette.cyan,
-            main_palette.purple,
-            main_palette.orange,
-            main_palette.text,
-        },
-
-        brights = {
-            main_palette.muted,
-            main_palette.red,
-            main_palette.green,
-            main_palette.yellow,
-            main_palette.cyan,
-            main_palette.purple,
-            main_palette.orange,
-            main_palette.text,
-        },
-
-        tab_bar = {
-            background = main_palette.base,
-            active_tab = main_active_tab,
-            inactive_tab = main_inactive_tab,
-            inactive_tab_hover = main_active_tab,
-            new_tab = main_inactive_tab,
-            new_tab_hover = main_active_tab,
-            inactive_tab_edge = main_palette.muted, -- (Fancy tab bar only)
-        },
-    }
-end
-
-function main.window_frame() -- (Fancy tab bar only)
-    return {
-        active_titlebar_bg = main_palette.base,
-        inactive_titlebar_bg = main_palette.base,
-    }
-end
+local main = require('theme/bearded-arc')
+local light = require('theme/bearded-arc-light')
 
+-- Moon variant (kept here for backward compat)
 local moon = {}
 
 local moon_palette = {
@@ -144,18 +71,19 @@ function moon.colors()
             inactive_tab_hover = moon_active_tab,
             new_tab = moon_inactive_tab,
             new_tab_hover = moon_active_tab,
-            inactive_tab_edge = moon_palette.muted, -- (Fancy tab bar only)
+            inactive_tab_edge = moon_palette.muted,
         },
     }
 end
 
-function moon.window_frame() -- (Fancy tab bar only)
+function moon.window_frame()
     return {
         active_titlebar_bg = moon_palette.base,
         inactive_titlebar_bg = moon_palette.base,
     }
 end
 
+-- Dawn variant (kept here for backward compat)
 local dawn = {}
 
 local dawn_palette = {
@@ -221,12 +149,12 @@ function dawn.colors()
             inactive_tab_hover = dawn_active_tab,
             new_tab = dawn_inactive_tab,
             new_tab_hover = dawn_active_tab,
-            inactive_tab_edge = dawn_palette.muted, -- (Fancy tab bar only)
+            inactive_tab_edge = dawn_palette.muted,
         },
     }
 end
 
-function dawn.window_frame() -- (Fancy tab bar only)
+function dawn.window_frame()
     return {
         active_titlebar_bg = dawn_palette.base,
         inactive_titlebar_bg = dawn_palette.base,
@@ -235,6 +163,7 @@ end
 
 return {
     main = main,
+    light = light,
     moon = moon,
     dawn = dawn,
 }
diff --git a/wezterm/.config/wezterm/wezterm.lua b/wezterm/.config/wezterm/wezterm.lua
index 8bbd2b7..4ae5a56 100644
--- a/wezterm/.config/wezterm/wezterm.lua
+++ b/wezterm/.config/wezterm/wezterm.lua
@@ -1,12 +1,31 @@
 local wezterm = require 'wezterm'
 local config = {}
-local theme = require('theme/init').main
+local themes = require('theme/init')
+
+-- Watch theme-state file so wezterm auto-reloads when toggle script writes to it
+wezterm.add_to_config_reload_watch_list(
+  os.getenv("HOME") .. "/.config/theme-state"
+)
+
+-- Determine current theme from state file
+local function get_theme()
+  local f = io.open(os.getenv("HOME") .. "/.config/theme-state", "r")
+  if f then
+    local state = f:read("*a"):gsub("%s+", "")
+    f:close()
+    if state == "light" then return themes.light end
+  end
+  return themes.main
+end
+
+local theme = get_theme()
 
 -- Font configuration
 config.font = wezterm.font 'JetBrainsMono Nerd Font'
 config.font_size = 11.0
 
 config.colors = theme.colors()
+config.window_frame = theme.window_frame()
 
 -- Window
 config.enable_tab_bar = true
@@ -33,6 +52,13 @@ config.enable_kitty_keyboard = true
 config.keys = {
   { key = 'LeftArrow', mods = 'CTRL|SHIFT', action = wezterm.action.ActivateTabRelative(-1) },
   { key = 'RightArrow', mods = 'CTRL|SHIFT', action = wezterm.action.ActivateTabRelative(1) },
+  {
+      key = 'n',
+      mods = 'CTRL|SHIFT',
+      action = wezterm.action_callback(function(win, pane)
+          local tab, window = pane:move_to_new_window()
+      end),
+  },
 }
 
 -- Machine-local overrides (not tracked in dotfiles)