Spaceships designed to be balanced combat arenas

Each spacecraft is a multi-layered combat system which has strengths and weaknesses. Finding and exploiting vulnerabilities are the key to victory over a stronger opponent.
While boarding, the ship continues to be a target for enemy ships but the success of the invaders can stop fighting long before the destruction of target
Each ship has its own profile, where permitted docking of assault capsules
The larger the ship the more number of different areas need to be overcomed by invaders before command center
Transitions between zones protected with highly durable gates and defense systems

Simultaneous battle in space and troops assault