Generate an SVG as a Thanksgiving greeting card illustration. Warm autumnal watercolor style. Draw a large pumpkin shape at lower center in deep amber (#F59E0B) with ridged stripes and a brown stem. Scatter maple leaf shapes in burnt orange (#C2410C), amber (#D97706), and deep red (#B91C1C) falling from upper canvas. Add a small cornucopia horn shape at lower-right in warm brown (#92400E) with fruit and vegetable shapes spilling. Warm golden background wash in #FEF3C7 (opacity 0.3). No text, no labels, no emoji. Output raw SVG code only starting with <svg.

The image shows a pumpkin and autumn leaves on a beige background. The pumpkin is a bright orange color, while the leaves are a mix of red, orange, and yellow. The corn is a golden yellow, and the apples are a deep red. The image is animated, giving it a lively and vibrant feel.