a deadly tiger den deep inside an almost lightless ancient mountain forest, oriental dark fantasy realistic cg, an isolated natural cavern entrance hidden among dense black trees and tangled roots, the jagged rock opening naturally resembling the open jaws of a tiger without becoming a literal creature face, steep rock walls enclosing a narrow dead-end clearing, dark damp earth, scattered weathered stones, broken branches, thick bamboo and thorny shrubs, massive old trees blocking the sky, only a faint cold blue-gray glow filtering through the canopy, deep black shadows swallowing the cave interior, thin ground mist creeping across the entrance, subtle dust drifting in the still air, distant claw marks on the rock surface, oppressive silence, suffocating darkness, overwhelming sense of danger and being trapped, restrained supernatural horror atmosphere, realistic pbr rock, wet soil, bark, roots, bamboo, moss and mist, live-action cinematic photography, hyperreal environmental vfx, dramatic wide composition, cave entrance as the central visual anchor, clear foreground and layered forest depth, single complete 16:9 environment shot, one coherent perspective, no people, no animals, no visible tiger, no yellow weasel, no paper figure, no monster face, no gore, no buildings, no modern objects, no bright sunlight, no colorful palette, no nine-panel grid, no contact sheet, no duplicated trees, no repeated rocks, no spatial distortion, no confused perspective, no excessive glow, no fog covering the cave entrance, no low-poly modeling, no blurry textures, no cheap mobile game style, no watermark, no logo, no random text