pixel art illustration of a vast ruined cathedral half-buried in snow, towering broken arches rising into a blizzard, a lone hooded knight ascending a long frozen staircase toward a faint glowing door at the top, chunky visible pixels, cold palette of deep indigo, icy pale blue and bone white with pale lantern-gold highlights, gentle dithered gradients, tall vertical composition, solemn hushed atmosphere, 16-bit RPG key art --chaos 10 --ar 3:4 --raw --profile 73hh66z --stylize 1000 --v 8.2