Create a portrait of a female with a petite build, long, straight blonde hair, and warm, hazel eyes. Her skin tone is a natural, porcelain-like complexion. The image type is a realistic pencil sketch with subtle digital enhancements. The artistic style is detailed and realistic, with a focus on textures and subtle shading. The medium is a combination of graphite pencils and digital software. The camera settings are aperture f/5.6, shutter speed 1/60s, and a 100mm lens. The lighting setup is soft, natural light with a warm color temperature. The background is a muted, creamy white, with subtle texture resembling paper. The focus points are the subject's eyes and the intricate details of her hair. Incorporate a Frequency Separation technique to enhance the textures and details of the sketch.