-- Avoid linebreak before lone percentage sign

function Para(el)
    for i = 1, #el.content - 1 do
        if el.content[i].t == "Space" then
            local el_next = el.content[i + 1]
            if el_next and el_next.t == "Str" and el_next.text == "%" then
                el.content[i] = pandoc.Str("\u{00A0}") -- Non-breaking space
            end
        end
    end
    return el
end