enhance this existing architectural exterior rendering into a professional photorealistic presentation image locked must remain pixel accurate do not reinterpret identical camera position focal length perspective horizon line and vanishing points identical crop framing aspect ratio and image orientation identical building geometry footprint massing storey heights roof shape and pitch balconies canopies parapets identical position size proportion and subdivision of every window door railing and facade opening do not add remove move widen narrow or duplicate any building element do not change the number of storeys or openings keep all straight edges perfectly straight no bowing warping or perspective drift keep neighbouring buildings terrain levels paths and hard surfaces exactly where they are enhance landscape every green or grass surface in the source becomes a rich believable planted landscape layered planting mown lawn with subtle mowing direction ornamental grasses low perennial beds with restrained flowering clipped shrubs and a few deciduous trees with fine leaf detail keep planting inside the existing green areas only planting must never overlap obscure or encroach on the building paths terraces or parking areas trees stay clear of the facade no tree may cover a window or the building silhouette realistic scale relationships lawn ankle height perennials 40 80 cm shrubs 1 2 m trees 5 8 m natural species variation and irregular organic spacing never a repeating pattern or copy pasted vegetation enhance light and sky bright natural summer daylight sun roughly 40 degrees above the horizon warm late morning quality keep the existing sun direction from the source image all cast shadows must stay consistent with it and with each other soft directional sunlight with crisp but not harsh shadows gentle ambient bounce light in shaded areas blue summer sky with scattered white cumulus clouds natural gradient from deeper blue at the top to pale near the horizon subtle atmospheric depth toward the background enhance materials and finish clean accurate material rendering true facade texture correct glass with soft realistic reflections and slight transparency no oversaturation no hdr halos no glow neutral colour grading natural white balance restrained contrast high resolution sharp architectural photography quality calm and professional in the style of a high end architectural visualisation for an investor presentation