卡通手绘风土壤层地下水岩石层天空自然生态插画

illustration, minimalistic cartoon style, main colors green, brown, blue, and red, bright and layered color scheme. Scene includes soil layer, magma layer, water layer, and grass layer. Soil layer at the top with tree roots and small stones; magma layer below soil with flowing red magma and black rocks; water layer below magma with calm blue water; grass layer above soil with dense green grass. Objects arranged vertically from top to bottom: soil layer, magma layer, water layer, grass layer, showing a vertical layered structure. Natural and layered scene atmosphere, clearly displaying underground and surface ecological structures. Decorative elements include tree roots in soil, black rocks in magma, bubbles in water, and detailed textures in grass. Background design is simple, with black lines separating each layer, highlighting the characteristics of each layer. Overall visual effect is clear and conveys the layered sense and vitality of natural ecology.