Court has a place, including when urgent protection or an enforceable decision is needed. Some schedule and expense disagreements can also be addressed through a structured process outside a trial, when that is safe and appropriate.
Mediation usually means a neutral person helps you explore agreements about calendars, holidays or expenses. Rules differ: some court custody services make recommendations to a judge if parents do not agree. Ask about confidentiality, recommendations, costs and whether participation is required before you begin.
Other out-of-court paths exist depending on where you live, including attorney negotiation, private decision-making processes your area allows. Names vary. What you want is safer and clearer than a three-day text war.
Bring real constraints: work hours, school times, drive distance, the kid's activities. Bring two or three options, not one demand. Options make compromise possible.
Phrase proposals in child terms. "What keeps bedtime steady?" travels farther than "I deserve more." You can still advocate for yourself.
Write agreements the same day, while everyone still remembers what was said. If something needs to become an order, ask a qualified professional how that works where you live. This is education, not legal advice.
While the bigger issue crawls forward, daily life still needs a calendar and a message history that does not catch fire. You can be firm about needs and still choose a quieter process. Kids notice which path you pick.