pixel art asset sheet of a complete 54-card playing card deck for a retro pixel card game, arranged in a clean grid of 9 columns and 6 rows, each card vertical 5:7 portrait ratio, four suits spades hearts diamonds clubs, ranks A 2 3 4 5 6 7 8 9 10 J Q K, plus one red Joker and one black Joker, uniform 16-bit pixel art style, crisp 1px pixel outlines, limited 12-color palette of dark navy crimson gold ivory, flat colors, subtle dithering, no anti-aliasing, each card has a simple ornate border, small suit symbol and rank in top-left and bottom-right corners, centered pixel suit motif for number cards, court portraits for J Q K with young knight queen and king holding large suit symbols, jokers as pixel jesters in red and black gold costumes, clean white background, evenly spaced cards, no overlap, front view, high contrast, readable silhouettes, game asset --ar 1:1 --style raw --seed 2024