Market

48 teams divided into12 groups, with4 teams each, playing a single round-robin tournament

Each group plays a single round-robin, where each team plays one match against the other two teams.
3 points for a win, 1 point for a draw, and 0 points for a loss.
The top 2 teams from the 12 groups + the 8 best 3rd-placed teams (32 teams in total) advance to the knockout stage.
Knockout stage is single-elimination: Round of 32 → Round of 16 → Quarter-finals → Semi-finals → Third place play-off → Final.
If tied after 90 minutes in any knockout match, 30 minutes of extra time will be played, followed by a penalty shootout if still tied.