参考图片风格。 3D 游戏，海港皇家王城，SLG

参考图片风格。 3D 游戏，海港皇家王城，SLG 策略游戏主城原画，8K 超高清，极致细节，Isometric view, a majestic fantasy kingdom, a grand medieval castle complex in the center, grey stone walls, multiple tall spires with deep blue roofs and golden accents, blue banners with gold lion crests, surrounding inner city with small buildings, markets, and statues. Foreground features a bustling wooden pier with sailing ships and white sails on clear blue water. Background includes magnificent twin waterfalls, winding river, lush green forests, rolling hills, distant snow-capped mountains, and a bright blue sea. Vibrant colors, 3D game art style, highly detailed, bright sunlight, fluffy white clouds, fantasy landscape, epic scale, intricate architecture, vibrant and cheerful atmosphere, 8k resolution, masterpiece.