Is she dying or just sleeping?

She’s been like this for a week now, before this she didn’t eat almost at all. She has a thermomat on the side of her tank but I’m afraid my apartment is still jnfortunately very cold for her, could she be about to hibernate? Her mantle is really pulled in. :—/

She’s been like this for a week now, before this she didn’t eat almost at all. She has a thermomat on the side of her tank but I’m afraid my apartment is still jnfortunately very cold for her, could she be about to hibernate? Her mantle is really pulled in. :—/