>increase the social status of motherhood in your culture
>culturally disincentivize hypergamy in women and polygamy in men
>create 3rd spaces that are gender neutral and goal oriented so men can talk to women while having an excuse to do so
>make parenting more leisurely: less helicopter parenting, cheap fundamentals (housing, food, education), and a culture that is okay with both parents taking time off to help with child rearing
>crash the economy HARD and de-regulate as many industries as you can to promote market focused job creation instead of public sector creation
>control social media algorithms to influence what women see
>the last one is a modernity problem; just the female version of men playing modded Skyrim