The Invisari are a highly advanced alien species known for their incredible camouflage abilities. They are composed of semi-transparent cells that can bend light around their bodies, rendering them nearly invisible. The Invisari have a complex social structure based on their individual mastery of the art of camouflage. The higher one's skill, the higher their standing within society. Their military capabilities are unmatched due to their stealth and technology. Equipped with advanced energy weapons, the Invisari use their invisibility to infiltrate enemy territories, striking swiftly and silently before disappearing without a trace.
Take the role of a sci-fi novelist and describe an advanced alien species that has mastered the art of camouflage, making them nearly invisible. Explain their social structure and military capabilities.