<% add_gem_component_stylesheet("layout-header") environment ||= nil full_width ||= false navigation_aria_label ||= t("components.layout_header.top_level") navigation_items ||= [] product_name ||= nil remove_bottom_border ||= false search ||= false search_left ||= false width_class = full_width ? "govuk-header__container--full-width" : "govuk-width-container" logo_link ||= "/" header_classes = %w[gem-c-layout-header govuk-header] header_classes << "gem-c-layout-header--#{environment}" if environment header_classes << "gem-c-layout-header--no-bottom-border" if remove_bottom_border header_classes << "gem-c-layout-header--search-left" if search_left %>