青绿色古中国风节气水墨山脉云层背景

8k ultra-clear illustration, simple China ink style, the picture is mainly light blue and light green, depicting rolling mountains and flying birds. The mountains extend from the bottom of the picture to the distance, and the birds fly in the sky. Above the mountains, the overall atmosphere is peaceful and peaceful. The background changes from light blue to white from top to bottom. The colors are soft and the lines are smooth, conveying the emotions of tranquility and harmony, as if you are in nature.