broken accordion

gistfile1.txt

%aside
  %nav#sidenav
    #team-sidenav
      #accordion2.accordion
        - if @current_user.teams.present?
          - @current_user.teams.each_with_index do |team, i|
            - i += 1
            .accordion-group
              .accordion-heading
                %a.accordion-toggle{"data-parent" => "#accordion2", "data-toggle" => "collapse", :href => "#collapse#{i.to_words.capitalize}"}
                  = link_to "#{team.name}", team_path(team)
                  %span.icon
                  %span.badge
              %div{:id => "#collapse#{i.to_words.capitalize}", :class => "accordion-body collapse#{i == 1 ? ' in' : ''}"}
                .accordion-inner               
                  .calendar
                    %a{href: ''}
                      %span.icon
                      %span.title Calendar
                      %span.badge
                  .ranks
                    %a{href: ''}
                      %span.icon
                      %span.title Ranks
                      %span.badge
                  .rules
                    %a{href: ''}
                      %span.icon
                      %span.title Rules
                      %span.badge
                  .showcase
                    %a{href: ''}
                      %span.icon
                      %span.title Showcase
                      %span.badge
                  .forums
                    %a{href: ''}
                      %span.icon
                      %span.title Forums
                      %span.badge
                  .manage
                    %a{href: "#{edit_user_path(@current_user)}"}
                      %span.icon
                      %span.title Manage
                      %span.badge 
          = link_to 'Create a Team', teams_path
        - else
          = link_to 'Create a Team', teams_path