画像のプロンプト
Portrait3:4 front-three-quarter classic Porsche911 facing right, entirely mirror-chrome with dark roof and glass. Whole car extends x4–96%, roof y40%, ground contact68%, leaving top40% smooth desaturated slate-blue sky and bottom30% fine taupe sand. A pale gently rolling dune horizon sits at43%, behind windows; no vegetation or rock. Near front wheel centered x51%,y60%, rear x11%,y57%, chrome multi-spoke wheels and black tires. Round headlamps, low narrow black front intake, compact classic rounded roof; side doors reflect pale sand as a broad warm horizontal light block while hood and upper roof reflect nearly black sky. Several tiny white optical stars at mirror x35%,y48%, front bumper x71%,y60%, lamp x93%,y53% and wheel rims. Hard midday shadows under car extend slightly left; overall image intentionally underexposed, metallic highlights brilliant but restrained. Film grain, realistic compacted sand texture, no motion.