Long pinkie fingernails have nothing to do with Islam. Prophet Muhammad, God bless him and grant him peace, taught that Muslims should keep their nails short. Some Arab men who are not particularly religious grow their pinkie fingernails long. I've been told it's a statement of devotion to art.
How ever long you want them to be. I think short is the best, but long is ok too.
They can wear clothes of any culture as long as they are modest and clean.
Curley's wife has red fingernails and wears thick, corkscrew-like curls in "Of Mice and Men".
Fingernails have nothing to do with this.
The cap that Muslim men wear is called a turban. It is a type of wrapped head covering. Muslim men wear it as a religious symbol of their faith. Many Muslim men choose to wear green, because it represents paradise.
No, Muslim men are not required, per religion, to wear a kufi.
Human fingernails can be any conceivable length. The longest fingernails on record are 4.8 feet for men, and 3 feet for women. It is most common to keep fingernails short, around one-eighth of an inch.
Men and women are separated so they aren't distracted from their prayers.
In all the Muslim states including Turkey, Muslim men are allowed to keep beards, keeping beard in Islam is a Sunnat.
Specifically Muslim men (as opposed to Muslim women) pray in the front and center of a Mosque. Muslim women pray at the sides or the back of the mosque so that their image does not distract the men.
the role of Muslim men is to earn money for their family women to look after the family
Depends on the pinkie ring. If it's classy and tasteful then I don't see any problem with it.