Create a dynamic and bold abstract artwork celebrating Diwali, the Indian Holiday. Merge intricate patterns with vibrant colors, capturing the essence of happiness and joy. Imagine a fusion of traditional Indian motifs like rangoli and diyas, intertwined with unexpected elements of Halloween such as playful ghosts and pumpkins, all swirling together in a harmonious chaos. The composition should evoke a sense of movement and energy, a visual feast of hues that dance across the canvas, embodying the spirit of celebration and beauty in an abstract realm.