A cartoon-style boy with brown hair, dressed in adventure gear and climbing on rocks. He has an excited expression as he climbs the rocks. A vibrant and dynamic vector illustration for sticker or t-shirt design, with a white border around the artwork on an isolated black background, with sharp edges and high resolution. The style should be in the style of an adventurous spirit. Include details such as a backpack, hiking boots, and a rope to symbolize mountain trekking. Ensure that all elements fit within the frame.