tortoise terrarium 3d model

Design a 3D printable structure for a tortoise terrarium. Dimensions: - Height: 15 cm - Width: 28 cm - Depth: 9 cm The structure should be visually appealing, natural-looking, and functional for small land tortoises. Features: - Include a gentle ramp with a low incline suitable for tortoises, with textured surface for grip (anti-slip). - Add small stairs on one side with wide, shallow steps adapted for tortoise movement. - The top surface should act as a platform where the tortoises can rest. - Rounded edges everywhere to avoid injury. - Include small decorative elements inspired by nature (rocks, logs, or cave-like textures). - Optional: small shaded hideout or tunnel underneath the platform for shelter. Technical requirements: - Suitable for FDM 3D printing (Ender 3 V2 compatible). - No overhangs greater than 45 degrees to avoid supports. - Wall thickness: minimum 2-3 mm. - Strong and durable structure. - Non-toxic design (safe for animals). - Easy to clean surfaces (avoid excess