NST, Nordic Small Town, nst_swmil, small rustic sawmill building with low elongated form, rough vertical timber planks darkened by age and moisture, thick thatched roof with uneven straw layers and moss patches, sagging edges and organic texture, small narrow wooden windows with simple frames, elevated wooden walkway supported by heavy beams above a stone base, weathered railing with horizontal planks and visible wear, partially visible wooden waterwheel below with thick spokes and damp surfaces, wooden millrace above the wheel constructed from hollowed log segments forming a narrow trough, reinforced with cross braces and side planks, directing a steady stream of water onto the wheel, wet darkened wood with mineral stains and moss growth, subtle water sheen and runoff marks, stacked irregular stone foundation with gaps and lichen, surrounding grass and wild growth along the edges, soft warm diffused light grazing wood and straw textures, subtle haze and shallow depth of field, earthy muted tones, realistic medieval Nordic rural construction, photorealistic, no characters