Even if there is no more time, you are still my poem and distance.

This sentence means that even if the future is not long, you are still my poem and distant place, expressing my cherish and yearning for you. Even though we know that the future may not be long, you are beautiful in my heart, like a poem, like a distant place, which people yearn for and cherish. This is an insight into the future and a compliment to you.