happy dog playing in rain under rainbow on green hill, joyful pet enjoying autumn weather amid nature's beauty

dog playful glossy running rainbow lush green hill raindrops leaping catching joyful vibrant autumn cloudy sky blend coat colors nature pet happiness outdoors landscape picturesque beauty weather cheerful harmony carefree whimsical scenic energetic movement action scenery idyllic fun seasonal dynamic friends companions welfare love care leaf wet meadow adorable ai generated