{ pkgs, lib, ... }:
{
  programs.zsh = {
    enable = true;
    enableCompletion = true;
    
    autosuggestion.enable = true;
    syntaxHighlighting.enable = true;

    # History
    history = {
      size = 10000;
      save = 10000;
      ignoreDups = true;
      share = true;
      extended = true;
    };

    # Pure prompt
    plugins = [
      {
        name = "pure";
        src = pkgs.fetchFromGitHub {
          owner = "sindresorhus";
          repo = "pure";
          rev = "v1.23.0";
          sha256 = "sha256-BmQO4xqd/3QnpLUitD2obVxL0UulpboT8jGNEh4ri8k=";
        };
      }
      {
        name = "zsh-syntax-highlighting";
        file = "share/zsh-syntax-highlighting/zsh-syntax-highlighting.zsh";
        src = pkgs.zsh-syntax-highlighting;
      }
      {
        name = "zsh-autosuggestions";
        file = "share/zsh-autosuggestions/zsh-autosuggestions.zsh";
        src = pkgs.zsh-autosuggestions;
      }
    ];

    # Base aliases (universal)
    shellAliases = {
      ll = "eza -l --icons --git";
      la = "eza -la --icons --git";
      ff = "fastfetch";
    };

    # Environment setup (zshenv)
    envExtra = ''
      if [ -x "/opt/homebrew/bin/brew" ]; then
        eval "$(/opt/homebrew/bin/brew shellenv)"
      fi
    '';

    # Init content - uses lib.mkBefore to run before home-manager generated code
    initContent = lib.mkMerge [
      (lib.mkBefore ''
        export PATH="/opt/homebrew/bin:/usr/local/bin:/usr/bin:/bin:$PATH"
      '')
      ''
        # Show fastfetch on shell start
        echo
        fastfetch
        echo

        # Load pure prompt
        autoload -U promptinit; promptinit
        prompt pure
        
        # Right prompt - time in gray
        RPROMPT='%F{240}%D{%H:%M:%S}%f'
        
        # Pure prompt customization
        zstyle ':prompt:pure:prompt:success' color green
        zstyle ':prompt:pure:prompt:success' symbol ">"
        zstyle ':prompt:pure:prompt:error' color red
        zstyle ':prompt:pure:prompt:error' symbol ">"
      ''
    ];
  };
}