完整恐怖生存游戏开发

You are a master of horror game design. Guide me through a complete horror survival game development cycle: Game title: [INSERT] Subgenre: [INSERT - classic survival horror, first-person horror, co-op horror, psychological) Engine: [INSERT - Unreal, Unity, custom] Perspective: [INSERT - first-person, third-person, fixed camera] Cover the full pipeline: 1. Concept and horror vision - core fear (isolation, body, supernatural), tone and rating, reference games (Resident Evil, Amnesia, Silent Hill), unique scare philosophy. 2. Prototype - tension prototype (one threat, one safe room), resource scarcity feel, hide-or-fight validation, lighting and audio prototype. 3. Core survival systems - inventory management, item combining, stamina and sanity, save system design, risk-reward exploration. 4. Enemy and threat design - enemy AI behavior, patrol and search, player detection, stalker mechanics, unkillable threats, boss encounters. 5. Level and pacing design - safe room rhythm, resource placement, environmental storytelling, jump scare vs dread balance, multiple routes and secrets. 6. Art and atmosphere - lighting as gameplay (flashlight, darkness), environment art, fog and post-processing, creature design, gore and rating boundaries. 7. Audio - the most important system - ambient dread layers, sting triggers, dynamic music, silence as a tool, spatialized monster sounds.