Extreme tight close-up on the face, hyperrealistic classical oil painting portrait

Extreme tight close-up on the face, hyperrealistic classical oil painting portrait, 40-year-old white female Grace Adams, nun, eyes open, soft steady gaze, long thick dark brown lashes casting delicate shadows under eyes, deep warm amber-brown irises with fine golden flecks, calm composed expression with hidden restrained grief and quiet unyielding resolve, smooth soft mature facial contours, fully relaxed brows, ultra-fine realistic skin texture with natural pores and faint fine lines under the eyes, matte black linen nun's wimple and sheer veil fully wrapping hair and neck, no facial features obscured, soft blurred neutral background, warm diffused soft light enveloping the face, Rembrandt cinematic chiaroscuro lighting, quiet solemn atmosphere, 8K ultra HD, sharp critical focus on facial features and eye details, shallow depth of field, rich classical oil painting brushwork texture, pure facial close-up with no extra props --ar 4:5 --v 8