diff --git a/home/base/cli-tools/default.nix b/home/base/cli-tools/default.nix
new file mode 100644
index 0000000..0a4dd8f
--- /dev/null
+++ b/home/base/cli-tools/default.nix
@@ -0,0 +1,9 @@
+# CLI tools aggregator — imports all base command-line utilities.
+{...}: {
+  imports = [
+    ./fzf.nix
+    ./nitch.nix
+    ./television.nix
+    ./zellij.nix
+  ];
+}
diff --git a/home/base/cli-tools/fzf.nix b/home/base/cli-tools/fzf.nix
new file mode 100644
index 0000000..8939199
--- /dev/null
+++ b/home/base/cli-tools/fzf.nix
@@ -0,0 +1,41 @@
+# Fuzzy finder with nix-colors palette and Wayland clipboard integration.
+{
+  config,
+  lib,
+  ...
+}:
+with lib; let
+  cfg = config.base.cliTools.fzf;
+in {
+  options.base.cliTools.fzf.enable = mkEnableOption "enable fuzzy finder";
+
+  config = mkIf cfg.enable {
+    programs.fzf = {
+      enable = true;
+      enableFishIntegration = true;
+      colors = {
+        "fg" = "#${config.colorScheme.palette.base05}";
+        "bg" = "#${config.colorScheme.palette.base00}";
+        "hl" = "#${config.colorScheme.palette.base0E}";
+        "fg+" = "#${config.colorScheme.palette.base05}";
+        "bg+" = "#${config.colorScheme.palette.base02}";
+        "hl+" = "#${config.colorScheme.palette.base0E}";
+        "info" = "#${config.colorScheme.palette.base09}";
+        "prompt" = "#${config.colorScheme.palette.base0B}";
+        "pointer" = "#${config.colorScheme.palette.base08}";
+        "marker" = "#${config.colorScheme.palette.base08}";
+        "spinner" = "#${config.colorScheme.palette.base09}";
+        "header" = "#${config.colorScheme.palette.base03}";
+      };
+      defaultOptions = [
+        "--preview='bat --color=always -n {}'"
+        "--bind 'ctrl-/:toggle-preview'"
+        "--header 'Press CTRL-Y to copy command into clipboard'"
+        "--bind 'ctrl-/:toggle-preview'"
+        "--bind 'ctrl-y:execute-silent(echo -n {2..} | wl-copy)+abort'"
+      ];
+      defaultCommand = "fd --type f --exclude .git --follow --hidden";
+      changeDirWidgetCommand = "fd --type d --exclude .git --follow --hidden";
+    };
+  };
+}
diff --git a/home/base/cli-tools/nitch.nix b/home/base/cli-tools/nitch.nix
new file mode 100644
index 0000000..dc2147d
--- /dev/null
+++ b/home/base/cli-tools/nitch.nix
@@ -0,0 +1,16 @@
+# Nitch — minimal system information display tool.
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
+with lib; let
+  cfg = config.base.cliTools.nitch;
+in {
+  options.base.cliTools.nitch.enable = mkEnableOption "enable nitch";
+
+  config = mkIf cfg.enable {
+    home.packages = [pkgs.nitch];
+  };
+}
diff --git a/home/base/cli-tools/television.nix b/home/base/cli-tools/television.nix
new file mode 100644
index 0000000..3c6aa67
--- /dev/null
+++ b/home/base/cli-tools/television.nix
@@ -0,0 +1,59 @@
+# Television — fuzzy finder with custom channels for tldr, git-diff, and git-log.
+{
+  config,
+  lib,
+  ...
+}:
+with lib; let
+  cfg = config.base.cliTools.television;
+in {
+  options.base.cliTools.television.enable = mkEnableOption "enable television";
+
+  config = mkIf cfg.enable {
+    programs.television = {
+      enable = true;
+      channels = {
+        tldr = {
+          metadata = {
+            description = "Browse TLDR pages";
+            name = "tldr";
+            requirements = ["tldr"];
+          };
+          preview = {
+            command = "tldr '{}'";
+          };
+          source = {
+            command = "tldr --list";
+          };
+        };
+        git-diff = {
+          metadata = {
+            description = "A channel to select files from git diff commands";
+            name = "git-diff";
+            requirements = ["git"];
+          };
+          preview = {
+            command = "git diff HEAD --color=always -- '{}'";
+          };
+          source = {
+            command = "git diff --name-only HEAD";
+          };
+        };
+        git-log = {
+          metadata = {
+            description = "A channel to select from git log entries";
+            name = "git-log";
+            requirements = ["git"];
+          };
+          preview = {
+            command = "git show -p --stat --pretty=fuller --color=always '{0}'";
+          };
+          source = {
+            command = "git log --oneline --date=short --pretty=\"format:%h %s %an %cd\" \"$@\"";
+            output = "{split: :0}";
+          };
+        };
+      };
+    };
+  };
+}
diff --git a/home/base/cli-tools/zellij.nix b/home/base/cli-tools/zellij.nix
new file mode 100644
index 0000000..38e5c40
--- /dev/null
+++ b/home/base/cli-tools/zellij.nix
@@ -0,0 +1,33 @@
+# Zellij terminal multiplexer with nix-colors theming.
+{
+  config,
+  lib,
+  ...
+}:
+with lib; let
+  cfg = config.base.cliTools.zellij;
+in {
+  options.base.cliTools.zellij.enable = mkEnableOption "enable zellij multiplexer";
+
+  config = mkIf cfg.enable {
+    programs.zellij = {
+      enable = true;
+      settings = {
+        theme = "universal";
+        themes.universal = {
+          bg = "#${config.colorScheme.palette.base00}";
+          fg = "#${config.colorScheme.palette.base05}";
+          black = "#${config.colorScheme.palette.base01}";
+          red = "#${config.colorScheme.palette.base08}";
+          green = "#${config.colorScheme.palette.base0B}";
+          yellow = "#${config.colorScheme.palette.base0A}";
+          blue = "#${config.colorScheme.palette.base0D}";
+          magenta = "#${config.colorScheme.palette.base0E}";
+          cyan = "#${config.colorScheme.palette.base0C}";
+          white = "#${config.colorScheme.palette.base07}";
+          orange = "#${config.colorScheme.palette.base09}";
+        };
+      };
+    };
+  };
+}
diff --git a/home/base/default.nix b/home/base/default.nix
new file mode 100644
index 0000000..daa5afb
--- /dev/null
+++ b/home/base/default.nix
@@ -0,0 +1,9 @@
+# Base home-manager configuration — always loaded on every host.
+# Includes shell, CLI tools, and secrets modules.
+{...}: {
+  imports = [
+    ./shell
+    ./cli-tools
+    ./secrets/secrets.nix
+  ];
+}
diff --git a/home/base/secrets/secrets.nix b/home/base/secrets/secrets.nix
new file mode 100644
index 0000000..7a72827
--- /dev/null
+++ b/home/base/secrets/secrets.nix
@@ -0,0 +1,23 @@
+# Password store and secrets management via pass-wayland with OTP and import extensions.
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
+with lib; let
+  cfg = config.base.secrets;
+in {
+  options.base.secrets.enable = mkEnableOption "enable secrets management";
+
+  config = mkIf cfg.enable {
+    programs.password-store = {
+      enable = true;
+      package =
+        pkgs.pass-wayland.withExtensions
+        (exts: [exts.pass-otp exts.pass-import]);
+      settings = {PASSWORD_STORE_DIR = "$XDG_DATA_HOME/password-store";};
+    };
+    home.packages = [pkgs.pinentry-gnome3];
+  };
+}
diff --git a/home/base/shell/default.nix b/home/base/shell/default.nix
new file mode 100644
index 0000000..b5b0c37
--- /dev/null
+++ b/home/base/shell/default.nix
@@ -0,0 +1,7 @@
+# Shell aggregator — imports Nushell (primary) and Starship prompt.
+{...}: {
+  imports = [
+    ./nushell.nix
+    ./starship.nix
+  ];
+}
diff --git a/home/base/shell/nushell.nix b/home/base/shell/nushell.nix
new file mode 100644
index 0000000..9616531
--- /dev/null
+++ b/home/base/shell/nushell.nix
@@ -0,0 +1,85 @@
+# Primary shell configuration — Nushell with environment, aliases, and integrations.
+{
+  config,
+  lib,
+  ...
+}:
+with lib; let
+  cfg = config.base.shell.nushell;
+in {
+  options.base.shell.nushell.enable = mkEnableOption "enable nushell";
+
+  config = mkIf cfg.enable {
+    programs.nushell = {
+      enable = true;
+      envFile.text = ''
+        $env.config.show_banner = false
+        $env.NIX_PATH = "nixpkgs=channel:nixos-unstable"
+        $env.NIX_LOG = "iunfo"
+        $env.WEBKIT_DISABLE_COMPOSITING_MODE = "1"
+        $env.TERMINAL = "ghostty"
+        $env.EDITOR = "nvim"
+        $env.VISUAL = "zeditor"
+        $env.FZF_DEFAULT_COMMAND = "fd --type f --exclude .git --follow --hidden"
+        $env.FZF_DEFAULT_OPTS = "--preview='bat --color=always -n {}' --bind 'ctrl-/:toggle-preview' --header 'Press CTRL-Y to copy command into clipboard' --bind 'ctrl-/:toggle-preview' --bind 'ctrl-y:execute-silent(echo -n {2..} | wl-copy)+abort' --color bg:#282a36,bg+:#44475a,fg:#f8f8f2,fg+:#f8f8f2,header:#6272a4,hl:#bd93f9,hl+:#bd93f9,info:#ffb86c,marker:#ff79c6,pointer:#ff79c6,prompt:#50fa7b,spinner:#ffb86c"
+        $env.XDG_DATA_HOME = $"($env.HOME)/.local/share"
+        $env.SSH_AUTH_SOCK = "/run/user/1000/gnupg/S.gpg-agent.ssh"
+        $env.PATH = ($env.PATH | split row (char esep) | append $"($env.HOME)/.cache/.bun/bin" | append $"($env.HOME)/.npm-global/bin" | uniq)
+        $env.NPM_CONFIG_PREFIX = $"($env.HOME)/.npm-global"
+        $env.FLAKE = $"($env.HOME)/p/NIX/nixos-config"
+
+        # Load kestractl-env from agenix
+        if ("/run/agenix/kestractl-env" | path exists) {
+          open /run/agenix/kestractl-env
+            | lines
+            | where {($in | str trim | str length) > 0}
+            | parse "{key}={value}"
+            | update value {str trim -c '"'}
+            | transpose -r -d
+            | load-env
+        }
+      '';
+
+      configFile.text = ''
+        # Aliases
+        alias .. = cd ..
+        alias ... = cd ...
+        alias h = cd $env.HOME
+        alias b = yazi
+        alias lt = eza --tree --level=2 --long --icons --git
+        alias grep = rg
+        alias just = just --unstable
+
+        alias node = bun
+        alias npx = bunx
+
+        alias n = nix
+        alias nd = nix develop -c $nu.current-shell
+        alias ns = nix shell
+        alias nsn = nix shell nixpkgs#
+        alias nb = nix build
+        alias nbn = nix build nixpkgs#
+        alias nf = nix flake
+
+        alias nr = sudo nixos-rebuild --flake .
+        alias nrs = sudo nixos-rebuild switch --flake .#(sys host | get hostname)
+        alias snr = sudo nixos-rebuild --flake .
+        alias snrs = sudo nixos-rebuild --flake . switch
+        alias hm = home-manager --flake .
+        alias hms = home-manager --flake . switch
+        alias hmr = do { cd ~/projects/nix-configurations; nix flake lock --update-input dotfiles; home-manager --flake .#(whoami)@(hostname) switch }
+
+        alias tsu = sudo tailscale up
+        alias tsd = sudo tailscale down
+
+        alias vi = nvim
+        alias vim = nvim
+
+        if (which tv | is-not-empty) {
+          mkdir ($nu.data-dir | path join "vendor/autoload")
+          tv init nu | save -f ($nu.data-dir | path join "vendor/autoload/tv.nu")
+        }
+      '';
+    };
+  };
+}
diff --git a/home/base/shell/starship.nix b/home/base/shell/starship.nix
new file mode 100644
index 0000000..3fb6c10
--- /dev/null
+++ b/home/base/shell/starship.nix
@@ -0,0 +1,69 @@
+# Starship cross-shell prompt with nix-colors theming.
+{
+  config,
+  lib,
+  ...
+}:
+with lib; let
+  cfg = config.base.shell.starship;
+in {
+  options.base.shell.starship.enable = mkEnableOption "enable starship prompt";
+
+  config = mkIf cfg.enable {
+    programs.starship = {
+      enable = true;
+      enableFishIntegration = true;
+      enableNushellIntegration = true;
+      settings = {
+        format = "$all$character";
+        palette = "universal";
+
+        palettes.universal = {
+          background = "#${config.colorScheme.palette.base00}";
+          surface = "#${config.colorScheme.palette.base01}";
+          muted = "#${config.colorScheme.palette.base03}";
+          text = "#${config.colorScheme.palette.base05}";
+          bright = "#${config.colorScheme.palette.base07}";
+          accent1 = "#${config.colorScheme.palette.base08}";
+          accent2 = "#${config.colorScheme.palette.base09}";
+          accent3 = "#${config.colorScheme.palette.base0A}";
+          accent4 = "#${config.colorScheme.palette.base0B}";
+          accent5 = "#${config.colorScheme.palette.base0C}";
+          accent6 = "#${config.colorScheme.palette.base0D}";
+          accent7 = "#${config.colorScheme.palette.base0E}";
+        };
+
+        character = {
+          success_symbol = "[❯](accent7)";
+          error_symbol = "[❯](accent1)";
+        };
+
+        directory = {
+          style = "accent6";
+          truncation_length = 3;
+          truncate_to_repo = false;
+        };
+
+        git_branch = {
+          style = "accent7";
+        };
+
+        git_status = {
+          style = "accent5";
+        };
+
+        cmd_duration = {
+          style = "accent3";
+        };
+
+        hostname = {
+          style = "accent4";
+        };
+
+        username = {
+          style_user = "accent2";
+        };
+      };
+    };
+  };
+}
diff --git a/home/coding/agents/agents.nix b/home/coding/agents/agents.nix
new file mode 100644
index 0000000..ca014a7
--- /dev/null
+++ b/home/coding/agents/agents.nix
@@ -0,0 +1,103 @@
+# AI agent system — OpenCode, Pi, and MCP server configuration.
+# References inputs.m3ta-nixpkgs.homeManagerModules.coding.agents for the base module.
+{
+  config,
+  inputs,
+  lib,
+  pkgs,
+  videoDrivers,
+  ...
+}:
+with lib; let
+  npmGlobalPrefix = "${config.home.homeDirectory}/.npm-global";
+in {
+  home.file.".npmrc".text = ''
+    prefix=${npmGlobalPrefix}
+  '';
+  home.sessionVariables.NPM_CONFIG_PREFIX = npmGlobalPrefix;
+
+  imports = [
+    # OpenCode and Pi agent configurations
+    ../../features/coding/opencode.nix
+    ../../features/coding/pi.nix
+  ];
+
+  coding.agents.skills = {
+    agentsInput = inputs.agents;
+    externalSkills = [
+      {
+        src = inputs.skills-anthropic;
+        selectSkills = ["pdf" "docx" "frontend-design"];
+      }
+      {src = inputs.skills-vercel;}
+      {src = inputs.skills-basecamp;}
+      {src = inputs.skills-kestra;}
+    ];
+  };
+
+  programs.mcp = {
+    enable = true;
+    servers = {
+      DeepWiki = {
+        url = "https://mcp.deepwiki.com/mcp";
+      };
+      Ref = {
+        command = "bash";
+        args = ["-c" "REF_API_KEY=$(cat /run/agenix/ref-key) exec bunx ref-tools-mcp@latest"];
+      };
+      Exa = {
+        command = "bash";
+        args = ["-c" "EXA_API_KEY=$(cat /run/agenix/exa-key) exec bunx exa-mcp-server@latest tools=web_search_exa"];
+      };
+      Outline = {
+        url = "https://wiki.az-gruppe.com/mcp";
+      };
+      ContextMode = {
+        command = "bash";
+        args = ["-c" "exec bunx context-mode@latest"];
+      };
+      Honcho = {
+        command = "bash";
+        args = [
+          "-c"
+          ''exec bunx mcp-remote@latest https://mcp.honcho.dev --header "Authorization:Bearer $(cat /run/agenix/honcho-key)" --header "X-Honcho-User-Name:m3tam3re"''
+        ];
+      };
+    };
+  };
+
+  home.packages = with pkgs; [
+    agenix-cli
+    agent-browser
+    alejandra
+    bc
+    bun
+    devpod
+    gnumake
+    cmake
+    (python3.withPackages (ps:
+      with ps; [
+        pip
+        uv
+        numba
+        numpy
+        torch
+        srt
+      ]))
+    pyrefly
+    nixd
+    nix-update
+    nodejs
+    (qmd.override {
+      vulkanSupport = videoDrivers == ["amdgpu"];
+      cudaSupport = videoDrivers == ["nvidia"];
+    })
+    openshell
+    openspec
+    pi-coding-agent
+    sidecar
+    tailwindcss
+    tailwindcss-language-server
+    td
+  ];
+}
diff --git a/home/coding/default.nix b/home/coding/default.nix
new file mode 100644
index 0000000..11c433c
--- /dev/null
+++ b/home/coding/default.nix
@@ -0,0 +1,10 @@
+# Coding environment aggregator — profile-independent development tooling.
+# Imports editors, LSP servers, git configuration, and the agent system.
+{...}: {
+  imports = [
+    ./editor
+    ./lsp
+    ./git/git.nix
+    ./agents/agents.nix
+  ];
+}
diff --git a/home/coding/editor/default.nix b/home/coding/editor/default.nix
new file mode 100644
index 0000000..6c02d36
--- /dev/null
+++ b/home/coding/editor/default.nix
@@ -0,0 +1,6 @@
+# Editor aggregator — delegates to m3ta-nixpkgs editors module for NeoVim and Zed.
+{...}: {
+  imports = [
+    ./neovim.nix
+  ];
+}
diff --git a/home/coding/editor/neovim.nix b/home/coding/editor/neovim.nix
new file mode 100644
index 0000000..9c555c4
--- /dev/null
+++ b/home/coding/editor/neovim.nix
@@ -0,0 +1,17 @@
+# NeoVim base configuration via m3ta-nixpkgs coding.editors module.
+{
+  config,
+  lib,
+  ...
+}:
+with lib; let
+  cfg = config.coding.editors.neovim;
+in {
+  # coding.editors.neovim is provided by inputs.m3ta-nixpkgs.homeManagerModules.default
+  options.coding.editors.neovim.enable = mkEnableOption "enable NeoVim editor";
+
+  config = mkIf cfg.enable {
+    # NeoVim configuration is managed by the m3ta-nixpkgs coding.editors module.
+    # Additional host-specific overrides can be added here.
+  };
+}
diff --git a/home/coding/git/git.nix b/home/coding/git/git.nix
new file mode 100644
index 0000000..4d91287
--- /dev/null
+++ b/home/coding/git/git.nix
@@ -0,0 +1,41 @@
+# Git configuration with signing, aliases, and global ignore.
+# Identity and host-specific SSH keys are set per-host in home/m3tam3re/.
+{
+  lib,
+  pkgs,
+  ...
+}:
+with lib; {
+  programs.git = {
+    enable = true;
+    signing.format = null;
+    settings = {
+      user = {
+        name = lib.mkDefault "m3tam3re";
+        email = lib.mkDefault "p@m3ta.dev";
+      };
+      core.excludesfile = "~/.gitignore_global";
+      init.defaultBranch = "master";
+      alias = {
+        st = "status";
+        logd = "log --graph --pretty=format:'%Cred%h%Creset -%C(yellow)%d%Creset %s %Cgreen(%cr) %C(bold blue)<%an>%Creset' --abbrev-commit";
+      };
+    };
+  };
+
+  programs.difftastic.enable = true;
+
+  programs.jujutsu = {
+    enable = true;
+    settings = {
+      user = {
+        email = "m@m3tam3re.com";
+        name = "Sascha Koenig";
+      };
+    };
+  };
+
+  home.packages = with pkgs; [
+    lazygit
+  ];
+}
diff --git a/home/coding/lsp/default.nix b/home/coding/lsp/default.nix
new file mode 100644
index 0000000..c8e11b0
--- /dev/null
+++ b/home/coding/lsp/default.nix
@@ -0,0 +1,6 @@
+# LSP aggregator — language server protocol tooling.
+{...}: {
+  imports = [
+    ./servers.nix
+  ];
+}
diff --git a/home/coding/lsp/servers.nix b/home/coding/lsp/servers.nix
new file mode 100644
index 0000000..935855e
--- /dev/null
+++ b/home/coding/lsp/servers.nix
@@ -0,0 +1,22 @@
+# LSP server configuration — language servers for the development environment.
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
+with lib; let
+  cfg = config.coding.lsp;
+in {
+  options.coding.lsp.enable = mkEnableOption "enable LSP servers";
+
+  config = mkIf cfg.enable {
+    home.packages = with pkgs; [
+      # Nix
+      nixd
+      # General
+      nodePackages.typescript-language-server
+      tailwindcss-language-server
+    ];
+  };
+}
diff --git a/home/desktop/apps/crypto.nix b/home/desktop/apps/crypto.nix
new file mode 100644
index 0000000..56b0ad8
--- /dev/null
+++ b/home/desktop/apps/crypto.nix
@@ -0,0 +1,16 @@
+# Cryptocurrency applications — Bisq, Monero GUI, and Trezor Suite.
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
+with lib; let
+  cfg = config.desktop.apps.crypto;
+in {
+  options.desktop.apps.crypto.enable = mkEnableOption "enable crypto applications";
+
+  config = mkIf cfg.enable {
+    home.packages = with pkgs; [bisq2 monero-gui trezor-suite];
+  };
+}
diff --git a/home/desktop/apps/default.nix b/home/desktop/apps/default.nix
new file mode 100644
index 0000000..05fb046
--- /dev/null
+++ b/home/desktop/apps/default.nix
@@ -0,0 +1,9 @@
+# Desktop apps aggregator — Obsidian, Office, web apps, and crypto tools.
+{...}: {
+  imports = [
+    ./obsidian.nix
+    ./office.nix
+    ./webapps.nix
+    ./crypto.nix
+  ];
+}
diff --git a/home/desktop/apps/obsidian.nix b/home/desktop/apps/obsidian.nix
new file mode 100644
index 0000000..588cb98
--- /dev/null
+++ b/home/desktop/apps/obsidian.nix
@@ -0,0 +1,25 @@
+# Obsidian knowledge base with markdown MIME association.
+{
+  config,
+  lib,
+  ...
+}:
+with lib; let
+  cfg = config.desktop.apps.obsidian;
+in {
+  options.desktop.apps.obsidian.enable = mkEnableOption "enable Obsidian knowledge base";
+
+  config = mkIf cfg.enable {
+    programs.obsidian.enable = true;
+
+    xdg.mimeApps = {
+      enable = true;
+      associations.added = {
+        "text/markdown" = ["obsidian.desktop"];
+      };
+      defaultApplications = {
+        "text/markdown" = ["obsidian.desktop"];
+      };
+    };
+  };
+}
diff --git a/home/desktop/apps/office.nix b/home/desktop/apps/office.nix
new file mode 100644
index 0000000..3d9c062
--- /dev/null
+++ b/home/desktop/apps/office.nix
@@ -0,0 +1,16 @@
+# Office and productivity applications — LibreOffice and document tools.
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
+with lib; let
+  cfg = config.desktop.apps.office;
+in {
+  options.desktop.apps.office.enable = mkEnableOption "install office and paperwork apps";
+
+  config = mkIf cfg.enable {
+    home.packages = [pkgs.libreoffice-fresh];
+  };
+}
diff --git a/home/desktop/apps/webapps.nix b/home/desktop/apps/webapps.nix
new file mode 100644
index 0000000..d731fb9
--- /dev/null
+++ b/home/desktop/apps/webapps.nix
@@ -0,0 +1,56 @@
+# Web application desktop entries — Teams, Outlook, Basecamp, and OpenCode launchers.
+{
+  pkgs,
+  lib,
+  ...
+}: let
+  icons = {
+    teams = pkgs.fetchurl {
+      url = "https://cdn.jsdelivr.net/gh/homarr-labs/dashboard-icons/svg/microsoft-teams.svg";
+      sha256 = "sha256-Pr9QS8nnXJq97r4/G3c6JXi34zxHl0ps9gcyI8cN/s8=";
+    };
+    outlook = pkgs.fetchurl {
+      url = "https://cdn.jsdelivr.net/gh/homarr-labs/dashboard-icons/svg/microsoft-outlook.svg";
+      sha256 = "sha256-3u8t5QNHFZvrAegxBiGicO4PjtMWhEaQSCv7MSSfLLc=";
+    };
+    opencode = pkgs.fetchurl {
+      url = "https://cdn.jsdelivr.net/gh/homarr-labs/dashboard-icons/svg/opencode-dark.svg";
+      sha256 = "1lms4f8habamvdh2qqqz9psx4py9wx23mmlkkds44pvrbq3bkj3n";
+    };
+  };
+in {
+  xdg.desktopEntries = {
+    teams = {
+      name = "Microsoft Teams";
+      exec = "launch-webapp https://teams.microsoft.com";
+      comment = "Open Microsoft Teams as a Desktop App";
+      categories = ["Application" "Network" "Chat"];
+      terminal = false;
+      icon = icons.teams;
+    };
+    outlook = {
+      name = "Microsoft Outlook";
+      exec = "launch-webapp https://outlook.office.com/mail/";
+      comment = "Open Microsoft Outlook as a Desktop App";
+      categories = ["Application" "Network"];
+      terminal = false;
+      icon = icons.outlook;
+    };
+    basecamp = {
+      name = "Basecamp";
+      exec = "launch-webapp https://3.basecamp.com/5996442/";
+      comment = "Open Basecamp as a Desktop App";
+      categories = ["Application" "Network"];
+      terminal = false;
+      icon = "/home/sascha.koenig/.local/share/icons/basecamp-logo.png";
+    };
+    opencode = {
+      name = "Opencode";
+      exec = "rofi-project-opener";
+      comment = "Open Opencode Terminal App";
+      categories = ["Application" "Development"];
+      terminal = false;
+      icon = icons.opencode;
+    };
+  };
+}
diff --git a/home/desktop/default.nix b/home/desktop/default.nix
new file mode 100644
index 0000000..ac73f43
--- /dev/null
+++ b/home/desktop/default.nix
@@ -0,0 +1,125 @@
+# Desktop environment aggregator — only loaded when context=desktop.
+# Includes window manager, applications, theming, and desktop session config.
+{
+  config,
+  pkgs,
+  ...
+}: {
+  imports = [
+    ./wm
+    ./apps
+    ./theme
+  ];
+
+  xdg = {
+    enable = true;
+    configFile."mimeapps.list".force = true;
+    mimeApps = {
+      enable = true;
+      associations.added = {
+        "application/zip" = ["org.gnome.FileRoller.desktop"];
+        "application/csv" = ["calc.desktop"];
+        "application/pdf" = ["okularApplication_pdf.desktop"];
+      };
+      defaultApplications = {
+        "application/zip" = ["org.gnome.FileRoller.desktop"];
+        "application/csv" = ["calc.desktop"];
+        "application/pdf" = ["okularApplication_pdf.desktop"];
+        "application/md" = ["nvim.desktop"];
+        "application/text" = ["nvim.desktop"];
+        "x-scheme-handler/http" = ["io.github.zen_browser.zen"];
+        "x-scheme-handler/https" = ["io.github.zen_browser.zen"];
+      };
+    };
+    userDirs = {
+      enable = true;
+      createDirectories = true;
+      setSessionVariables = true;
+    };
+  };
+
+  home.sessionVariables = {
+    WEBKIT_DISABLE_COMPOSITING_MODE = "1";
+    NIXOS_OZONE_WL = "1";
+    TERMINAL = "ghostty";
+    QT_QPA_PLATFORM = "wayland";
+    XDG_CURRENT_DESKTOP = "Hyprland";
+    XDG_SESSION_TYPE = "wayland";
+    XDG_SESSION_DESKTOP = "Hyprland";
+  };
+
+  home.sessionPath = [
+    "\${XDG_BIN_HOME}"
+    "\${HOME}/.cargo/bin"
+    "$HOME/.npm-global/bin"
+    "$HOME/.cache/.bun/bin"
+  ];
+
+  fonts.fontconfig.enable = true;
+
+  programs.ghostty = {
+    enable = true;
+    enableFishIntegration = true;
+    enableBashIntegration = true;
+    settings = {
+      font-family = "Fira Code";
+      copy-on-select = true;
+      foreground = "#${config.colorScheme.palette.base05}";
+      background = "#${config.colorScheme.palette.base00}";
+      selection-foreground = "#${config.colorScheme.palette.base07}";
+      selection-background = "#${config.colorScheme.palette.base02}";
+      cursor-color = "#${config.colorScheme.palette.base05}";
+      palette = [
+        "0=#${config.colorScheme.palette.base01}"
+        "1=#${config.colorScheme.palette.base08}"
+        "2=#${config.colorScheme.palette.base0B}"
+        "3=#${config.colorScheme.palette.base0A}"
+        "4=#${config.colorScheme.palette.base0D}"
+        "5=#${config.colorScheme.palette.base0E}"
+        "6=#${config.colorScheme.palette.base0C}"
+        "7=#${config.colorScheme.palette.base05}"
+        "8=#${config.colorScheme.palette.base03}"
+        "9=#${config.colorScheme.palette.base08}"
+        "10=#${config.colorScheme.palette.base0B}"
+        "11=#${config.colorScheme.palette.base0A}"
+        "12=#${config.colorScheme.palette.base0D}"
+        "13=#${config.colorScheme.palette.base0E}"
+        "14=#${config.colorScheme.palette.base0C}"
+        "15=#${config.colorScheme.palette.base07}"
+      ];
+    };
+  };
+
+  home.pointerCursor = {
+    gtk.enable = true;
+    package = pkgs.bibata-cursors;
+    name = "Bibata-Modern-Ice";
+    size = 20;
+  };
+
+  home.packages = with pkgs; [
+    appimage-run
+    bemoji
+    brave
+    distrobox
+    eigent
+    (element-desktop.override {
+      commandLineArgs = "--password-store=gnome-libsecret";
+    })
+    launch-webapp
+    file-roller
+    hyprpanel
+    seahorse
+    sushi
+    ksnip
+    msty-studio
+    nwg-look
+    rose-pine-hyprcursor
+    remmina
+    slack
+    telegram-desktop
+    vivaldi
+    vivaldi-ffmpeg-codecs
+    vibetyper
+  ];
+}
diff --git a/home/desktop/theme/default.nix b/home/desktop/theme/default.nix
new file mode 100644
index 0000000..8445fe5
--- /dev/null
+++ b/home/desktop/theme/default.nix
@@ -0,0 +1,8 @@
+# Theme aggregator — fonts, GTK/Qt theming, and wallpapers.
+{...}: {
+  imports = [
+    ./fonts.nix
+    ./theme.nix
+    ./wallpapers.nix
+  ];
+}
diff --git a/home/desktop/theme/fonts.nix b/home/desktop/theme/fonts.nix
new file mode 100644
index 0000000..95eb69c
--- /dev/null
+++ b/home/desktop/theme/fonts.nix
@@ -0,0 +1,24 @@
+# Font packages — Fira Code, JetBrains Mono Nerd Font, and supporting icon fonts.
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
+with lib; let
+  cfg = config.desktop.theme.fonts;
+in {
+  options.desktop.theme.fonts.enable = mkEnableOption "install desktop fonts";
+
+  config = mkIf cfg.enable {
+    home.packages = with pkgs; [
+      fira-code
+      fira-code-symbols
+      nerd-fonts.fira-code
+      nerd-fonts.jetbrains-mono
+      font-manager
+      font-awesome_5
+      noto-fonts
+    ];
+  };
+}
diff --git a/home/desktop/theme/theme.nix b/home/desktop/theme/theme.nix
new file mode 100644
index 0000000..c78c598
--- /dev/null
+++ b/home/desktop/theme/theme.nix
@@ -0,0 +1,24 @@
+# GTK and Qt theming — Dracula theme with matching icons and cursor.
+{
+  pkgs,
+  config,
+  ...
+}: {
+  qt = {
+    enable = true;
+    platformTheme.name = "gtk";
+  };
+
+  gtk = {
+    enable = true;
+    theme = {
+      name = "Dracula";
+      package = pkgs.dracula-theme;
+    };
+    iconTheme = {
+      name = "Dracula";
+      package = pkgs.dracula-icon-theme;
+    };
+    gtk4.theme = config.gtk.theme;
+  };
+}
diff --git a/home/desktop/theme/wallpapers.nix b/home/desktop/theme/wallpapers.nix
new file mode 100644
index 0000000..24fd90c
--- /dev/null
+++ b/home/desktop/theme/wallpapers.nix
@@ -0,0 +1,19 @@
+# Wallpaper collection — copies wallpapers to Hyprland config directory.
+{
+  config,
+  lib,
+  ...
+}:
+with lib; let
+  cfg = config.desktop.theme.wallpapers;
+in {
+  options.desktop.theme.wallpapers = mkEnableOption "wallpapers for Hyprland";
+
+  config = mkIf cfg {
+    xdg.configFile."hypr/wallpapers" = {
+      # Wallpapers are stored relative to the home/m3tam3re directory.
+      source = ../../../m3tam3re/wallpapers;
+      recursive = true;
+    };
+  };
+}
diff --git a/home/desktop/wm/default.nix b/home/desktop/wm/default.nix
new file mode 100644
index 0000000..796b018
--- /dev/null
+++ b/home/desktop/wm/default.nix
@@ -0,0 +1,8 @@
+# Window manager aggregator — Hyprland, Wayland tools, and Rofi launcher.
+{...}: {
+  imports = [
+    ./hyprland.nix
+    ./wayland.nix
+    ./rofi.nix
+  ];
+}
diff --git a/home/desktop/wm/hyprland.nix b/home/desktop/wm/hyprland.nix
new file mode 100644
index 0000000..75e3cd8
--- /dev/null
+++ b/home/desktop/wm/hyprland.nix
@@ -0,0 +1,318 @@
+# Hyprland window manager with keybindings, window rules, idle/lock, and hyprpaper.
+{
+  config,
+  lib,
+  ...
+}:
+with lib; let
+  cfg = config.desktop.wm.hyprland;
+in {
+  options.desktop.wm.hyprland.enable = mkEnableOption "Hyprland window manager";
+
+  config = mkIf cfg.enable {
+    wayland.windowManager.hyprland = {
+      settings = {
+        xwayland = {
+          force_zero_scaling = true;
+        };
+
+        exec-once = [
+          "hyprpanel"
+          "while ! hyprpaper-random; do sleep 0.5; done"
+          "wl-paste --type text --watch cliphist store"
+          "wl-paste --type image --watch cliphist store"
+          "vibetyper"
+        ];
+
+        env = [
+          "XCURSOR_SIZE,32"
+          "HYPRCURSOR_THEME,Bibata-Modern-Ice"
+          "WLR_NO_HARDWARE_CURSORS,1"
+          "GTK_THEME,Dracula"
+          "XDG_CURRENT_DESKTOP,Hyprland"
+          "XDG_SESSION_TYPE,wayland"
+          "XDG_SESSION_DESKTOP,Hyprland"
+          "XKB_DEFAULT_LAYOUT,de"
+          "NIXOS_OZONE_WL,1"
+        ];
+
+        input = {
+          kb_layout = "de,us";
+          kb_variant = "";
+          kb_model = "";
+          kb_rules = "";
+          kb_options = "ctrl:nocaps";
+          follow_mouse = 1;
+        };
+
+        general = {
+          gaps_in = 5;
+          gaps_out = 5;
+          border_size = 1;
+          "col.active_border" = "rgba(9742b5ee) rgba(9742b5ee) 45deg";
+          "col.inactive_border" = "rgba(${config.colorScheme.palette.base03}aa)";
+          layout = "dwindle";
+        };
+
+        decoration = {
+          shadow = {
+            enabled = true;
+            range = 60;
+            render_power = 3;
+            color = "rgba(${config.colorScheme.palette.base00}66)";
+            offset = "1 2";
+            scale = 0.97;
+          };
+          rounding = 8;
+          blur = {
+            enabled = true;
+            size = 3;
+            passes = 3;
+          };
+          active_opacity = 0.9;
+          inactive_opacity = 0.5;
+        };
+
+        animations = {
+          enabled = true;
+          bezier = "myBezier, 0.05, 0.9, 0.1, 1.05";
+          animation = [
+            "windows, 1, 7, myBezier"
+            "windowsOut, 1, 7, default, popin 80%"
+            "border, 1, 10, default"
+            "borderangle, 1, 8, default"
+            "fade, 1, 7, default"
+            "workspaces, 1, 6, default"
+          ];
+        };
+
+        dwindle = {
+          pseudotile = true;
+          preserve_split = true;
+        };
+
+        master = {
+          new_status = "master";
+        };
+
+        device = [
+          {
+            name = "epic-mouse-v1";
+            sensitivity = -0.5;
+          }
+          {
+            name = "zsa-technology-labs-moonlander-mark-i";
+            kb_layout = "us";
+          }
+          {
+            name = "keychron-keychron-k7";
+            kb_layout = "us";
+          }
+        ];
+
+        windowrule = [
+          "match:class file_progress, float on"
+          "match:class confirm, float on"
+          "match:class dialog, float on"
+          "match:class download, float on"
+          "match:class notification, float on"
+          "match:class error, float on"
+          "match:class splash, float on"
+          "match:class confirmreset, float on"
+          "match:title Open File, float on"
+          "match:title branchdialog, float on"
+          "match:class pavucontrol-qt, float on"
+          "match:class pavucontrol, float on"
+          "match:class class:^(espanso)$, float on"
+          "match:class wlogout, fullscreen on"
+          "match:title wlogout, float on"
+          "match:title wlogout, fullscreen on"
+          "match:class mpv, float on"
+          "match:class mpv, idle_inhibit focus"
+          "match:class mpv, opacity 1.0 override"
+          "match:title ^(Media viewer)$, float on"
+          "match:title ^(Volume Control)$, float on"
+          "match:title ^(Picture-in-Picture)$, float on"
+          "match:title ^(floating-pomodoro)$, float on"
+          "match:title ^(floating-pomodoro)$, size 250 50"
+          "match:title ^(floating-pomodoro)$, move 12 (monitor_h-150)"
+          "match:title ^(floating-pomodoro)$, pin on"
+          "match:initial_title .*streamlabs.com.*, float on"
+          "match:initial_title .*streamlabs.com.*, pin on"
+          "match:initial_title .*streamlabs.com.*, size 800 400"
+          "match:initial_title .*alert-box.*, move 100%-820 102"
+          "match:initial_title .*chat-box.*, move 100%-820 512"
+          "match:initial_title .*streamlabs.com.*, opacity 0.5 override"
+          "match:initial_title .*streamlabs.com.*, idle_inhibit focus"
+          "match:initial_title .*streamlabs.com.*, no_anim on"
+          "match:initial_title .*streamlabs.com.*, decorate off"
+          "match:initial_title .*streamlabs.com.*, no_shadow on"
+          "match:initial_title .*streamlabs.com.*, no_blur on"
+          "match:class ^vibe-typer$, match:title ^Recording Indicator$, no_blur on"
+          "border_color rgb(ffffff), match:xwayland 1"
+        ];
+
+        "$mainMod" = "SUPER";
+        "$terminal" = "ghostty";
+
+        bind = [
+          "$mainMod, return, exec, $terminal nu -c zellij-ps"
+          "$mainMod, t, exec, $terminal -e nu -c 'nitch; exec nu'"
+          "$mainMod SHIFT, t, exec, launch-timer"
+          "$mainMod, n, exec, $terminal -e nvim"
+          "$mainMod, z, exec, uwsm app -- zeditor"
+          "$mainMod, o, exec, hyprctl dispatch setprop activewindow opaque toggle"
+          "$mainMod, r, exec, hyprctl dispatch focuswindow \"initialtitle:.*alert-box.*\" && hyprctl dispatch moveactive exact 4300 102 && hyprctl dispatch focuswindow \"initialtitle:.*chat-box.*\" && hyprctl dispatch moveactive exact 4300 512"
+          "$mainMod, b, exec, uwsm app -- thunar"
+          "$mainMod SHIFT, B, exec, uwsm app -- vivaldi"
+          "$mainMod, Escape, exec, uwsm app -- wlogout -p layer-shell"
+          "$mainMod, Space, togglefloating"
+          "$mainMod, q, killactive"
+          "$mainMod, M, exit"
+          "$mainMod, F, fullscreen"
+          "$mainMod SHIFT, V, togglefloating"
+          "$mainMod, D, exec, uwsm app -- rofi -show drun -run-command \"uwsm app -- {cmd}\""
+          "$mainMod, V, exec, uwsm app -- cliphist list | rofi -dmenu | cliphist decode | wl-copy"
+          "$mainMod, C, exec, bash -c 'FILE=/tmp/screenshot_$(date +%s).png; grim -g \"$(slurp)\" \"$FILE\" && ksnip \"$FILE\"'"
+          "$mainMod SHIFT, S, exec, uwsm app -- rofi -show emoji"
+          "$mainMod, P, exec, uwsm app -- rofi-pass"
+          "$mainMod SHIFT, P, pseudo"
+          "$mainMod, R, exec, stt-ptt start"
+          "$mainMod, S, exec, stt-ptt start"
+          "$mainMod, J, togglesplit"
+          "$mainMod, h, movefocus, l"
+          "$mainMod, l, movefocus, r"
+          "$mainMod, k, movefocus, u"
+          "$mainMod, j, movefocus, d"
+          "$mainMod, 1, workspace, 1"
+          "$mainMod, 2, workspace, 2"
+          "$mainMod, 3, workspace, 3"
+          "$mainMod, 4, workspace, 4"
+          "$mainMod, 5, workspace, 5"
+          "$mainMod, 6, workspace, 6"
+          "$mainMod, 7, workspace, 7"
+          "$mainMod, 8, workspace, 8"
+          "$mainMod, 9, workspace, 9"
+          "$mainMod, 0, workspace, 10"
+          "$mainMod SHIFT, 1, movetoworkspace, 1"
+          "$mainMod SHIFT, 2, movetoworkspace, 2"
+          "$mainMod SHIFT, 3, movetoworkspace, 3"
+          "$mainMod SHIFT, 4, movetoworkspace, 4"
+          "$mainMod SHIFT, 5, movetoworkspace, 5"
+          "$mainMod SHIFT, 6, movetoworkspace, 6"
+          "$mainMod SHIFT, 7, movetoworkspace, 7"
+          "$mainMod SHIFT, 8, movetoworkspace, 8"
+          "$mainMod SHIFT, 9, movetoworkspace, 9"
+          "$mainMod SHIFT, 0, movetoworkspace, 10"
+          "$mainMod, mouse_down, workspace, e+1"
+          "$mainMod, mouse_up, workspace, e-1"
+        ];
+
+        bindr = [
+          "$mainMod, R, exec, stt-ptt stop"
+          "$mainMod, S, exec, stt-ptt format-stop"
+        ];
+
+        bindm = [
+          "$mainMod, mouse:272, movewindow"
+          "$mainMod, mouse:273, resizewindow"
+        ];
+      };
+    };
+
+    services.hypridle = {
+      enable = true;
+      settings = {
+        general = {
+          before_sleep_cmd = "hyprlock";
+          after_sleep_cmd = "hyprctl dispatch dpms on";
+          inhibit_sleep = 3;
+        };
+        listener = [
+          {
+            timeout = 300;
+            on-timeout = "hyprlock";
+          }
+          {
+            timeout = 420;
+            on-timeout = "hyprctl dispatch dpms off";
+            on-resume = "hyprctl dispatch dpms on";
+          }
+        ];
+      };
+    };
+
+    services.hyprpaper.enable = true;
+
+    programs.hyprlock = {
+      enable = true;
+      settings = {
+        "$font" = "JetBrainsMono Nerd Font";
+        "$base" = "rgb(${config.colorScheme.palette.base00})";
+        "$text" = "rgb(${config.colorScheme.palette.base05})";
+        "$textAlpha" = "${config.colorScheme.palette.base05}";
+        "$accentAlpha" = "${config.colorScheme.palette.base0D}";
+        "$red" = "rgb(${config.colorScheme.palette.base08})";
+        "$yellow" = "rgb(${config.colorScheme.palette.base0A})";
+
+        general = {
+          hide_cursor = true;
+        };
+
+        background = {
+          monitor = "";
+          path = "${config.home.homeDirectory}/.config/hypr/wallpapers/wallhaven-lmmo8r.jpg";
+          blur_passes = 0;
+          color = "rgb(${config.colorScheme.palette.base00})";
+        };
+
+        label = [
+          {
+            monitor = "";
+            text = "$TIME";
+            color = "$text";
+            font_size = 90;
+            font_family = "$font";
+            position = "30, 0";
+            halign = "left";
+            valign = "top";
+          }
+          {
+            monitor = "";
+            text = ''cmd[update:43200000] echo "$(date +"%A, %d %B %Y")"'';
+            color = "$text";
+            font_size = 25;
+            font_family = "$font";
+            position = "30, -150";
+            halign = "left";
+            valign = "top";
+          }
+        ];
+
+        input-field = [
+          {
+            monitor = "";
+            size = "300, 60";
+            outline_thickness = 4;
+            dots_size = 0.2;
+            dots_spacing = 0.2;
+            dots_center = true;
+            outer_color = "rgb(${config.colorScheme.palette.base0D})";
+            inner_color = "rgb(${config.colorScheme.palette.base00})";
+            font_color = "rgb(${config.colorScheme.palette.base05})";
+            fade_on_empty = false;
+            placeholder_text = ''<span foreground="##${config.colorScheme.palette.base05}">󰌾  Logged in as <span foreground="##${config.colorScheme.palette.base0D}">$USER</span></span>'';
+            hide_input = false;
+            check_color = "rgb(${config.colorScheme.palette.base0D})";
+            fail_color = "rgb(${config.colorScheme.palette.base08})";
+            fail_text = ''<i>$FAIL <b>($ATTEMPTS)</b></i>'';
+            capslock_color = "rgb(${config.colorScheme.palette.base0A})";
+            position = "0, -35";
+            halign = "center";
+            valign = "center";
+          }
+        ];
+      };
+    };
+  };
+}
diff --git a/home/desktop/wm/rofi.nix b/home/desktop/wm/rofi.nix
new file mode 100644
index 0000000..d3c3a76
--- /dev/null
+++ b/home/desktop/wm/rofi.nix
@@ -0,0 +1,207 @@
+# Rofi application launcher with nix-colors theme, pass integration, and project opener.
+{
+  config,
+  pkgs,
+  lib,
+  ...
+}:
+with lib; let
+  cfg = config.desktop.wm.rofi;
+in {
+  options.desktop.wm.rofi.enable = mkEnableOption "enable rofi";
+
+  config = mkIf cfg.enable {
+    programs.rofi = {
+      enable = true;
+      package = pkgs.rofi.override {
+        plugins = [
+          pkgs.rofi-calc
+          pkgs.rofi-emoji
+          pkgs.stable.rofi-file-browser
+        ];
+      };
+      pass = {
+        enable = true;
+        package = pkgs.rofi-pass-wayland;
+      };
+      terminal = "${pkgs.ghostty}/bin/ghostty";
+      font = "Fira Code";
+      extraConfig = {
+        show-icons = true;
+        disable-history = false;
+        modi = "drun,calc,emoji,filebrowser";
+        kb-primary-paste = "Control+V,Shift+Insert";
+        kb-secondary-paste = "Control+v,Insert";
+      };
+      theme = let
+        inherit (config.colorScheme) palette;
+      in
+        builtins.toString (pkgs.writeText "rofi-universal-theme.rasi" ''
+          * {
+            /* Universal theme colors from nix-colors */
+            background:  #${palette.base00};
+            surface:     #${palette.base01};
+            overlay:     #${palette.base02};
+            muted:       #${palette.base03};
+            subtle:      #${palette.base04};
+            text:        #${palette.base05};
+            bright-text: #${palette.base06};
+            highlight:   #${palette.base07};
+            accent1:     #${palette.base08};
+            accent2:     #${palette.base09};
+            accent3:     #${palette.base0A};
+            accent4:     #${palette.base0B};
+            accent5:     #${palette.base0C};
+            accent6:     #${palette.base0D};
+            accent7:     #${palette.base0E};
+            accent8:     #${palette.base0F};
+
+            /* Global properties */
+            background-color: @background;
+            text-color: @text;
+            font: "Fira Code 12";
+            border: 0;
+            margin: 0;
+            padding: 0;
+            spacing: 0;
+          }
+
+          window {
+            background-color: @background;
+            border: 1px;
+            border-color: @accent7;
+            border-radius: 6px;
+            width: 40%;
+            padding: 16px;
+          }
+
+          inputbar {
+            children: [ prompt, entry ];
+            spacing: 12px;
+            padding: 8px;
+            border-radius: 4px;
+            background-color: @surface;
+          }
+
+          prompt {
+            text-color: @accent7;
+            background-color: transparent;
+          }
+
+          entry {
+            placeholder: "Search...";
+            placeholder-color: @subtle;
+            text-color: @text;
+            background-color: transparent;
+            cursor-color: @accent7;
+          }
+
+          message {
+            background-color: @surface;
+            border-radius: 4px;
+            padding: 8px;
+            margin: 8px 0;
+          }
+
+          textbox {
+            text-color: @text;
+            background-color: transparent;
+          }
+
+          listview {
+            background-color: transparent;
+            margin: 8px 0 0;
+            lines: 10;
+            columns: 1;
+            fixed-height: true;
+            scrollbar: false;
+          }
+
+          element {
+            background-color: transparent;
+            text-color: @text;
+            padding: 8px;
+            border-radius: 4px;
+            spacing: 8px;
+          }
+
+          element normal.normal {
+            background-color: transparent;
+            text-color: @text;
+          }
+
+          element selected.normal {
+            background-color: @accent7;
+            text-color: @background;
+          }
+
+          element alternate.normal {
+            background-color: transparent;
+            text-color: @text;
+          }
+
+          element-icon {
+            background-color: transparent;
+            size: 24px;
+          }
+
+          element-text {
+            background-color: transparent;
+            text-color: inherit;
+            vertical-align: 0.5;
+          }
+
+          mode-switcher {
+            spacing: 0;
+            background-color: @surface;
+            border-radius: 4px;
+            margin: 8px 0 0;
+          }
+
+          button {
+            padding: 8px 16px;
+            background-color: transparent;
+            text-color: @text;
+            border-radius: 4px;
+          }
+
+          button selected {
+            background-color: @accent7;
+            text-color: @background;
+          }
+
+          scrollbar {
+            width: 4px;
+            border: 0;
+            handle-color: @accent7;
+            handle-width: 4px;
+            padding: 0;
+          }
+        '');
+    };
+
+    cli.rofi-project-opener = {
+      enable = true;
+      projectDirs = {
+        AI = {
+          path = "~/p/AI";
+          args = "";
+        };
+        CHAT = {
+          path = "~/p/CHAT";
+          args = "--agent chiron";
+        };
+        MISC = {
+          path = "~/p/MISC";
+          args = "--agent chiron-forge";
+        };
+        NIX = {
+          path = "~/p/NIX";
+          args = "";
+        };
+      };
+      terminal = pkgs.ghostty;
+      terminalCommand = "opencode %a";
+    };
+  };
+}
diff --git a/home/desktop/wm/wayland.nix b/home/desktop/wm/wayland.nix
new file mode 100644
index 0000000..1429d35
--- /dev/null
+++ b/home/desktop/wm/wayland.nix
@@ -0,0 +1,30 @@
+# Wayland extra tooling — screenshot, clipboard, cursor, and display utilities.
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
+with lib; let
+  cfg = config.desktop.wm.wayland;
+in {
+  options.desktop.wm.wayland.enable = mkEnableOption "wayland extra tools and config";
+
+  config = mkIf cfg.enable {
+    home.packages = with pkgs; [
+      grim
+      hyprcursor
+      hyprlock
+      hyprpaper
+      qt6.qtwayland
+      slurp
+      waypipe
+      wl-clipboard
+      wf-recorder
+      wl-mirror
+      wlogout
+      wtype
+      ydotool
+    ];
+  };
+}
diff --git a/home/profiles/gaming/default.nix b/home/profiles/gaming/default.nix
new file mode 100644
index 0000000..e1d0e47
--- /dev/null
+++ b/home/profiles/gaming/default.nix
@@ -0,0 +1,7 @@
+# Gaming profile aggregator — Steam platform and Gamescope session support.
+{...}: {
+  imports = [
+    ./steam.nix
+    ./gamescope.nix
+  ];
+}
diff --git a/home/profiles/gaming/gamescope.nix b/home/profiles/gaming/gamescope.nix
new file mode 100644
index 0000000..6f975cd
--- /dev/null
+++ b/home/profiles/gaming/gamescope.nix
@@ -0,0 +1,16 @@
+# Gamescope — Valve's micro-compositor for Steam gaming sessions.
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
+with lib; let
+  cfg = config.profiles.gaming.gamescope;
+in {
+  options.profiles.gaming.gamescope.enable = mkEnableOption "enable Gamescope session";
+
+  config = mkIf cfg.enable {
+    home.packages = [pkgs.gamescope];
+  };
+}
diff --git a/home/profiles/gaming/steam.nix b/home/profiles/gaming/steam.nix
new file mode 100644
index 0000000..92a24c1
--- /dev/null
+++ b/home/profiles/gaming/steam.nix
@@ -0,0 +1,21 @@
+# Steam gaming platform with Steam Deck compatibility tools and gaming utilities.
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
+with lib; let
+  cfg = config.profiles.gaming.steam;
+in {
+  options.profiles.gaming.steam.enable = mkEnableOption "enable Steam gaming";
+
+  config = mkIf cfg.enable {
+    home.packages = with pkgs; [
+      gamemode
+      goverlay
+      mangohud
+      protonplus
+    ];
+  };
+}
diff --git a/home/profiles/media/default.nix b/home/profiles/media/default.nix
new file mode 100644
index 0000000..0f453a5
--- /dev/null
+++ b/home/profiles/media/default.nix
@@ -0,0 +1,10 @@
+# Media profile aggregator — OBS, FFmpeg, yt-dlp, Kdenlive, and HandBrake.
+{...}: {
+  imports = [
+    ./obs.nix
+    ./ffmpeg.nix
+    ./yt-dlp.nix
+    ./kdenlive.nix
+    ./handbrake.nix
+  ];
+}
diff --git a/home/profiles/media/ffmpeg.nix b/home/profiles/media/ffmpeg.nix
new file mode 100644
index 0000000..287e32c
--- /dev/null
+++ b/home/profiles/media/ffmpeg.nix
@@ -0,0 +1,24 @@
+# FFmpeg — full-featured multimedia processing toolchain.
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
+with lib; let
+  cfg = config.profiles.media.ffmpeg;
+in {
+  options.profiles.media.ffmpeg.enable = mkEnableOption "enable FFmpeg tools";
+
+  config = mkIf cfg.enable {
+    home.packages = with pkgs; [
+      amf
+      ffmpeg_6-full
+      gst_all_1.gstreamer
+      gst_all_1.gst-vaapi
+      pamixer
+      pavucontrol
+      qpwgraph
+    ];
+  };
+}
diff --git a/home/profiles/media/handbrake.nix b/home/profiles/media/handbrake.nix
new file mode 100644
index 0000000..f14ff5d
--- /dev/null
+++ b/home/profiles/media/handbrake.nix
@@ -0,0 +1,21 @@
+# HandBrake — open-source video transcoder.
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
+with lib; let
+  cfg = config.profiles.media.handbrake;
+in {
+  options.profiles.media.handbrake.enable = mkEnableOption "enable HandBrake transcoder";
+
+  config = mkIf cfg.enable {
+    home.packages = with pkgs; [
+      handbrake
+      gimp
+      inkscape
+      libation
+    ];
+  };
+}
diff --git a/home/profiles/media/kdenlive.nix b/home/profiles/media/kdenlive.nix
new file mode 100644
index 0000000..f3a4dbd
--- /dev/null
+++ b/home/profiles/media/kdenlive.nix
@@ -0,0 +1,16 @@
+# Kdenlive — KDE non-linear video editor.
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
+with lib; let
+  cfg = config.profiles.media.kdenlive;
+in {
+  options.profiles.media.kdenlive.enable = mkEnableOption "enable Kdenlive video editor";
+
+  config = mkIf cfg.enable {
+    home.packages = [pkgs.kdePackages.kdenlive];
+  };
+}
diff --git a/home/profiles/media/obs.nix b/home/profiles/media/obs.nix
new file mode 100644
index 0000000..2a6f22c
--- /dev/null
+++ b/home/profiles/media/obs.nix
@@ -0,0 +1,21 @@
+# OBS Studio — open broadcaster software for streaming and recording.
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
+with lib; let
+  cfg = config.profiles.media.obs;
+in {
+  options.profiles.media.obs.enable = mkEnableOption "enable OBS Studio";
+
+  config = mkIf cfg.enable {
+    home.packages = with pkgs; [
+      v4l-utils
+    ];
+
+    # OBS is managed via NixOS programs.obs-studio at the system level.
+    # Home-manager only installs supporting tools.
+  };
+}
diff --git a/home/profiles/media/yt-dlp.nix b/home/profiles/media/yt-dlp.nix
new file mode 100644
index 0000000..982f585
--- /dev/null
+++ b/home/profiles/media/yt-dlp.nix
@@ -0,0 +1,31 @@
+# yt-dlp and media playback — YouTube downloader with MPV integration.
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
+with lib; let
+  cfg = config.profiles.media.ytDlp;
+in {
+  options.profiles.media.ytDlp.enable = mkEnableOption "enable yt-dlp and media playback";
+
+  config = mkIf cfg.enable {
+    home.packages = with pkgs; [
+      plexamp
+      webcord
+    ];
+
+    programs.mpv = {
+      enable = true;
+      bindings = {
+        WHEEL_UP = "seek 10";
+        WHEEL_DOWN = "seek -10";
+      };
+      config = {
+        profile = "gpu-hq";
+        ytdl-format = "bestvideo+bestaudio";
+      };
+    };
+  };
+}
diff --git a/home/server/default.nix b/home/server/default.nix
new file mode 100644
index 0000000..2c6d8ea
--- /dev/null
+++ b/home/server/default.nix
@@ -0,0 +1,6 @@
+# Server context home-manager configuration — minimal headless setup.
+# Loaded on server hosts: m3-atlas, m3-helios, m3-aether.
+{...}: {
+  # Server hosts use the base and coding modules directly.
+  # No desktop environment or GUI applications.
+}