diff --git a/ansible/inventory/group_vars/desktop_gnome.yml b/ansible/inventory/group_vars/desktop_gnome.yml
index bc973b4..84630f1 100644
--- a/ansible/inventory/group_vars/desktop_gnome.yml
+++ b/ansible/inventory/group_vars/desktop_gnome.yml
@@ -56,6 +56,7 @@ fedora_desktop_packages:
   - terminus-fonts
   - texlive
   - tmux
+  - wl-clipboard
   - ty
   - uv
   - valgrind
diff --git a/ansible/roles/profile_desktop_common/tasks/main.yml b/ansible/roles/profile_desktop_common/tasks/main.yml
index c3cbbbe..587b5ad 100644
--- a/ansible/roles/profile_desktop_common/tasks/main.yml
+++ b/ansible/roles/profile_desktop_common/tasks/main.yml
@@ -352,6 +352,7 @@
       - tmux-autoreload
       - tmux-resurrect
       - tmux-continuum
+      - tmux-yank
 
 - name: Check whether tmux plugin directories are git checkouts
   tags: [dotfiles, dotfiles:desktop, tmux]
diff --git a/dotfiles/common/.bashrc b/dotfiles/common/.bashrc
index 7333c9a..d9941cb 100644
--- a/dotfiles/common/.bashrc
+++ b/dotfiles/common/.bashrc
@@ -227,10 +227,31 @@ bind '"\e[5C": forward-word'
 bind '"\e[5D": backward-word'
 
 # =========================
-# fzf history on Ctrl-r
+# fzf: Ptyxis Linux Minimal
 # =========================
 
 if command -v fzf >/dev/null 2>&1; then
+  FZF_PTYXIS_LINUX_OPTS="
+    --layout=reverse
+    --border=rounded
+    --height=40%
+    --info=inline
+    --prompt='› '
+    --pointer='›'
+    --marker='✓'
+    --separator='─'
+    --scrollbar='│'
+    --color=bg:#000000,bg+:#000000,gutter:#000000
+    --color=fg:#d7d7d7,fg+:#ffffff,hl:#55ff55,hl+:#55ff55
+    --color=prompt:#55ff55,pointer:#5555ff,marker:#ffff55,spinner:#5555ff
+    --color=info:#808080,header:#808080,border:#303030
+  "
+  export FZF_DEFAULT_OPTS="${FZF_DEFAULT_OPTS:+$FZF_DEFAULT_OPTS }$FZF_PTYXIS_LINUX_OPTS"
+
+# =========================
+# fzf history on Ctrl-r
+# =========================
+
   __fzf_history() {
     local selected history_data
 
@@ -252,7 +273,7 @@ if command -v fzf >/dev/null 2>&1; then
       )"
     fi
 
-    selected="$(printf '%s\n' "$history_data" | fzf --height 40% --layout=reverse --border --prompt='history> ')" || return
+    selected="$(printf '%s\n' "$history_data" | fzf --prompt='history> ')" || return
 
     READLINE_LINE=$selected
     READLINE_POINT=${#READLINE_LINE}
diff --git a/dotfiles/common/.vimrc b/dotfiles/common/.vimrc
index 606ec73..87f7079 100644
--- a/dotfiles/common/.vimrc
+++ b/dotfiles/common/.vimrc
@@ -231,6 +231,20 @@ endfunction
 
 if s:has_fzf_vim && s:FzfVersionOk()
   let g:fzf_layout = {"down": "40%"}
+  let g:fzf_colors = {
+        \ "fg": ["fg", "Normal"],
+        \ "bg": ["bg", "Normal"],
+        \ "hl": ["fg", "Search"],
+        \ "fg+": ["fg", "Normal"],
+        \ "bg+": ["bg", "Normal"],
+        \ "hl+": ["fg", "Search"],
+        \ "info": ["fg", "Comment"],
+        \ "prompt": ["fg", "String"],
+        \ "pointer": ["fg", "Statement"],
+        \ "marker": ["fg", "WarningMsg"],
+        \ "spinner": ["fg", "Statement"],
+        \ "header": ["fg", "Comment"],
+        \ }
   let g:fzf_vim = get(g:, "fzf_vim", {})
   let g:fzf_vim.preview_window = ["right,50%", "ctrl-/"]
 endif
diff --git a/dotfiles/desktop/.tmux.conf b/dotfiles/desktop/.tmux.conf
index bbf0dfc..0b9246b 100644
--- a/dotfiles/desktop/.tmux.conf
+++ b/dotfiles/desktop/.tmux.conf
@@ -1,18 +1,46 @@
 #=== BEHAVIOR ===#
 
+unbind C-b
+set -g prefix C-x
+bind-key C-x send-prefix
+
 set -g renumber-window on
 set -g base-index 1
 setw -g pane-base-index 1
 set -g mouse on
+set -g history-limit 50000
+set -s escape-time 0
+set -g focus-events on
+set -g detach-on-destroy off
 
 bind-key c new-window -c '#{pane_current_path}'
+bind-key | split-window -h -c '#{pane_current_path}'
+bind-key - split-window -v -c '#{pane_current_path}'
+bind-key \" split-window -v -c '#{pane_current_path}'
+bind-key % split-window -h -c '#{pane_current_path}'
+bind-key r source-file ~/.tmux.conf \; display-message 'tmux configuration reloaded'
+bind-key y setw synchronize-panes \; display-message 'synchronize-panes #{?pane_synchronized,on,off}'
 bind-key -n M-Left select-pane -L
 bind-key -n M-Right select-pane -R
 bind-key -n M-Up select-pane -U
 bind-key -n M-Down select-pane -D
+bind-key -n M-H resize-pane -L 5
+bind-key -n M-J resize-pane -D 5
+bind-key -n M-K resize-pane -U 5
+bind-key -n M-L resize-pane -R 5
 
 # Session popup: Enter switches, Ctrl-k kills, Ctrl-n creates.
-bind-key S display-popup -E -w 80% -h 80% "~/.tmux/bin/session-popup '#{pane_current_path}'"
+bind-key S display-popup -E -x "#{popup_centre_x}" -y "#{popup_centre_y}" -w 95% -h 95% "~/.tmux/bin/session-popup '#{pane_current_path}'"
+
+#=== COPY MODE ===#
+
+setw -g mode-keys vi
+set -g set-clipboard on
+set -g @yank_action 'copy-pipe-and-cancel'
+set -g @override_copy_command '~/.tmux/bin/copy-to-clipboard'
+bind-key -T copy-mode-vi v send -X begin-selection
+bind-key -T copy-mode-vi C-v send -X rectangle-toggle
+bind-key -T copy-mode-vi y send -X copy-pipe-and-cancel '~/.tmux/bin/copy-to-clipboard'
 
 #=== TERMINAL ===#
 
@@ -29,55 +57,55 @@ set -g @plugin 'tmux-plugins/tmux-sensible'
 set -g @plugin 'b0o/tmux-autoreload'
 set -g @plugin 'tmux-plugins/tmux-resurrect'
 set -g @plugin 'tmux-plugins/tmux-continuum'
+set -g @plugin 'tmux-plugins/tmux-yank'
 
-#=== THEME: Yaru Blue Dark ===#
+#=== THEME: Ptyxis Linux Minimal ===#
 
-set -g @yaru_bg "#2b2b2e"
-set -g @yaru_bg_light "#3b3b3e"
-set -g @yaru_fg "#e0e0e0"
-set -g @yaru_fg_dim "#9a9a9a"
-set -g @yaru_blue "#4a90d9"
-set -g @yaru_blue_b "#6daeea"
-set -g @yaru_orange "#e95420"
-set -g @yaru_sep "#4a4a52"
-set -g @yaru_red "#c7162b"
-set -g @yaru_green "#4caf50"
+set -g @linux_bg "#000000"
+set -g @linux_fg "#d7d7d7"
+set -g @linux_dim "#808080"
+set -g @linux_sep "#303030"
+set -g @linux_blue "#5555ff"
+set -g @linux_green "#55ff55"
+set -g @linux_yellow "#ffff55"
+set -g @linux_red "#ff5555"
 
-set -g status-position top
-set -g status-style "bg=#{@yaru_bg}"
-set -g status-left-length 120
+set -g status-position bottom
+set -g status-style "bg=#{@linux_bg},fg=#{@linux_dim}"
+set -g status-left-length 100
 set -g status-right-length 80
+set -g status-interval 5
 
 set -g status-left ""
-set -ga status-left "#[bg=#{@yaru_bg},fg=#{@yaru_blue},bold]  #S "
-set -ga status-left "#[bg=#{@yaru_bg},fg=#{@yaru_sep}]│"
-set -ga status-left "#[bg=#{@yaru_bg},fg=#{@yaru_fg_dim}]  #{pane_current_command} "
-set -ga status-left "#[bg=#{@yaru_bg},fg=#{@yaru_sep}]│"
-set -ga status-left "#[bg=#{@yaru_bg},fg=#{@yaru_blue_b}]  #{=/-40/...:#{s|$USER|~|:#{b:pane_current_path}}} "
-set -ga status-left "#[bg=#{@yaru_bg},fg=#{@yaru_sep}]#{?window_zoomed_flag,│,}"
-set -ga status-left "#[bg=#{@yaru_bg},fg=#{@yaru_orange}]#{?window_zoomed_flag,  zoom ,}"
+set -ga status-left "#[fg=#{@linux_green},bold] #S "
+set -ga status-left "#[fg=#{@linux_sep}]·"
+set -ga status-left "#[fg=#{@linux_dim}] #{pane_current_command} "
+set -ga status-left "#[fg=#{@linux_sep}]·"
+set -ga status-left "#[fg=#{@linux_fg}] #{=/-36/...:#{s|$USER|~|:#{b:pane_current_path}}} "
 
 set -g status-right ""
-set -ga status-right "#[bg=#{@yaru_bg},fg=#{@yaru_sep}]│"
-set -ga status-right "#[bg=#{@yaru_bg},fg=#{@yaru_blue_b}]  #H"
+set -ga status-right "#[fg=#{@linux_yellow}]#{?pane_synchronized, sync ,}"
+set -ga status-right "#[fg=#{@linux_blue}]#{?window_zoomed_flag, zoom ,}"
+set -ga status-right "#[fg=#{@linux_sep}]·"
+set -ga status-right "#[fg=#{@linux_dim}] #H "
 
 setw -g pane-border-status off
-setw -g pane-active-border-style "fg=#{@yaru_blue}"
-setw -g pane-border-style "fg=#{@yaru_sep}"
+setw -g pane-active-border-style "fg=#{@linux_blue}"
+setw -g pane-border-style "fg=#{@linux_sep}"
 setw -g pane-border-lines single
 
-set -g message-style "bg=#{@yaru_blue},fg=#{@yaru_bg},bold"
-set -g message-command-style "bg=#{@yaru_blue},fg=#{@yaru_bg},bold"
-set -g mode-style "bg=#{@yaru_orange},fg=#{@yaru_bg},bold"
+set -g message-style "bg=#{@linux_blue},fg=#{@linux_bg},bold"
+set -g message-command-style "bg=#{@linux_blue},fg=#{@linux_bg},bold"
+set -g mode-style "bg=#{@linux_yellow},fg=#{@linux_bg},bold"
 
-set -g window-status-format " #I:#{?#{!=:#{window_name},Window},#W,} "
-set -g window-status-style "bg=#{@yaru_bg},fg=#{@yaru_fg_dim}"
-set -g window-status-last-style "bg=#{@yaru_bg},fg=#{@yaru_fg}"
-set -g window-status-activity-style "bg=#{@yaru_bg},fg=#{@yaru_orange}"
-set -g window-status-bell-style "bg=#{@yaru_bg},fg=#{@yaru_red},bold"
-set -gF window-status-separator "#[bg=#{@yaru_bg},fg=#{@yaru_sep}]│"
-set -g window-status-current-format " #I:#{?#{!=:#{window_name},Window},#W,} "
-set -g window-status-current-style "bg=#{@yaru_blue},fg=#{@yaru_bg},bold"
+set -g window-status-format " #I:#W "
+set -g window-status-style "bg=#{@linux_bg},fg=#{@linux_dim}"
+set -g window-status-last-style "bg=#{@linux_bg},fg=#{@linux_fg}"
+set -g window-status-activity-style "bg=#{@linux_bg},fg=#{@linux_yellow}"
+set -g window-status-bell-style "bg=#{@linux_bg},fg=#{@linux_red},bold"
+set -gF window-status-separator "#[fg=#{@linux_sep}]·"
+set -g window-status-current-format " #I:#W "
+set -g window-status-current-style "bg=#{@linux_bg},fg=#{@linux_green},bold"
 
 #=== SESSION RESTORE ===#
 
diff --git a/dotfiles/desktop/.tmux/bin/copy-to-clipboard b/dotfiles/desktop/.tmux/bin/copy-to-clipboard
new file mode 100755
index 0000000..fd79026
--- /dev/null
+++ b/dotfiles/desktop/.tmux/bin/copy-to-clipboard
@@ -0,0 +1,26 @@
+#!/bin/sh
+
+set -eu
+
+if command -v wl-copy >/dev/null 2>&1 && [ -n "${WAYLAND_DISPLAY:-}" ]; then
+  exec wl-copy
+fi
+
+if command -v xclip >/dev/null 2>&1 && [ -n "${DISPLAY:-}" ]; then
+  exec xclip -selection clipboard -in
+fi
+
+if command -v xsel >/dev/null 2>&1 && [ -n "${DISPLAY:-}" ]; then
+  exec xsel --clipboard --input
+fi
+
+if command -v clip.exe >/dev/null 2>&1; then
+  exec clip.exe
+fi
+
+if command -v pbcopy >/dev/null 2>&1; then
+  exec pbcopy
+fi
+
+cat >/dev/null
+exit 1
diff --git a/dotfiles/desktop/.tmux/bin/session-popup b/dotfiles/desktop/.tmux/bin/session-popup
index ed55675..f7677b6 100755
--- a/dotfiles/desktop/.tmux/bin/session-popup
+++ b/dotfiles/desktop/.tmux/bin/session-popup
@@ -4,6 +4,24 @@ set -eu
 
 default_dir=${1:-$HOME}
 
+# tmux popups are launched by the tmux server and may not inherit ~/.bashrc.
+# Keep fzf visually aligned with the shared Ptyxis Linux Minimal style.
+FZF_PTYXIS_LINUX_OPTS="
+  --layout=reverse
+  --border=rounded
+  --info=inline
+  --prompt='› '
+  --pointer='›'
+  --marker='✓'
+  --separator='─'
+  --scrollbar='│'
+  --color=bg:#000000,bg+:#000000,gutter:#000000
+  --color=fg:#d7d7d7,fg+:#ffffff,hl:#55ff55,hl+:#55ff55
+  --color=prompt:#55ff55,pointer:#5555ff,marker:#ffff55,spinner:#5555ff
+  --color=info:#808080,header:#808080,border:#303030
+"
+export FZF_DEFAULT_OPTS="${FZF_DEFAULT_OPTS:+$FZF_DEFAULT_OPTS }$FZF_PTYXIS_LINUX_OPTS"
+
 new_session() {
   printf 'New session name: '
   IFS= read -r session_name
@@ -22,9 +40,7 @@ while :; do
   selection=$(
     tmux list-sessions -F '#{session_name}' |
       fzf \
-        --layout=reverse \
         --height=100% \
-        --border \
         --prompt='sessions> ' \
         --header='Enter switch  Ctrl-n new  Ctrl-k kill' \
         --preview 'tmux list-windows -t {} -F "#{window_index}: #{window_name}#{?window_active, [active],}"' \