{
  form = {
    title | default = "TUI Form",
    description | default = "Interactive terminal user interface form",
    validation = {
      show_errors_inline | default = true,
      validate_on_change | default = true,
      strict_validation | default = false,
    },
  },
  output = {
    format | default = "json",
    pretty_print | default = true,
    debug_output | default = false,
  },
  terminal = {
    use_raw_mode | default = true,
    enable_mouse | default = true,
    enable_scrolling | default = true,
    height | default = -1,
    width | default = -1,
  },
  ui = {
    show_borders | default = true,
    show_focus | default = true,
    highlight_on_hover | default = true,
    enable_animations | default = true,
    show_field_indices | default = false,
  },
  appearance = {
    theme | default = "default",
    border_style | default = "rounded",
    color_scheme | default = "default",
  },
  keyboard = {
    vi_mode | default = false,
    emacs_mode | default = false,
  },
}