splitCountryWidth method
Implementation
double splitCountryWidth(double screenWidth, {required bool isPhone}) {
final minW = splitMinCountryWidth ?? (isPhone ? 104 : 120);
final maxW = splitMaxCountryWidth ?? (isPhone ? 132 : 160);
final target = screenWidth * (isPhone ? 0.30 : 0.28);
return target.clamp(minW, maxW);
}