Create a single, extremely simple and minimalistic logo for a website named rent-lloret.com, offering apartment rentals in Lloret de Mar. an old castle sits on top of the ocean in lloret de mar. The design should be neutral and monochromatic, reflecting a minimalistic approach with a professional and trustworthy image suitable for the real estate market. Emphasize the concept with a single color, possibly through an abstract representation of waves or the sun, to suggest the coastal location while maintaining simplicity and universality.

为rent-lloret.com创建一个简单极简的标志，该网站提供Lloret de Mar的公寓出租服务。在Lloret de Mar的海边有一座古老的城堡。设计应以中性单色为主，反映出专业可信的房地产市场形象。通过单一颜色的强调，可能是通过波浪或太阳的抽象表现，突出沿海位置，同时保持简约和通用性。