class Lookbook::InspectorPanel::Component

def before_render
  if @system == false
    panel_dom = ::Nokogiri::HTML.fragment(content)
    style_tags = panel_dom.css("style")
    if style_tags.any?
      css_parser = ::CssParser::Parser.new
      @panel_styles = ""
      style_tags.each do |style_tag|
        css_parser.load_string! style_tag.text
        css_parser.each_selector do |selector, declarations, specificity|
          @panel_styles += "##{id} #{selector} { #{declarations} }\n"
        end
        style_tag.unlink
      end
      @panel_html = panel_dom.to_html.html_safe
    end
  end
  @panel_html ||= content
end

def initialize(id:, name:, system: false, **html_attrs)
  @id = id
  @name = name
  @system = system
  @panel_html = nil
  @panel_styles = nil
  super(**html_attrs)
end