linea, A detailed pencil drawing of a medieval castle perched on a rocky cliff, surrounded by dense fog. The castle features towering spires, intricate stonework, and aged wooden doors. The pencil strokes are precise, using cross-hatching for shadows and subtle gradients to show depth. The foreground includes a cobblestone path winding up the cliff, with small shrubs sketched in fine detail. The entire image feels atmospheric, like a hand-drawn concept for a fantasy novel