flowchart LR
    START["开始扫描"]
    
    subgraph STAGE1["阶段 1: 资产发现"]
        direction TB
        SUB["子域名发现<br/>subfinder, amass, puredns"]
        PORT["端口扫描<br/>naabu"]
        SITE["站点识别<br/>httpx"]
        FINGER["指纹识别<br/>xingfinger"]
        SUB --> PORT --> SITE --> FINGER
    end
    
    subgraph STAGE2["阶段 2: 深度分析"]
        direction TB
        URL["URL 收集<br/>waymore, katana"]
        DIR["目录扫描<br/>ffuf"]
        SCREENSHOT["站点截图<br/>playwright"]
    end
    
    subgraph STAGE3["阶段 3: 漏洞检测"]
        VULN["漏洞扫描<br/>nuclei, dalfox"]
    end
    
    FINISH["扫描完成"]
    
    START --> STAGE1
    FINGER --> STAGE2
    STAGE2 --> STAGE3
    STAGE3 --> FINISH
    
    style START fill:#34495e,stroke:#2c3e50,stroke-width:2px,color:#fff
    style FINISH fill:#27ae60,stroke:#229954,stroke-width:2px,color:#fff
    style STAGE1 fill:#3498db,stroke:#2980b9,stroke-width:2px,color:#fff
    style STAGE2 fill:#9b59b6,stroke:#8e44ad,stroke-width:2px,color:#fff
    style STAGE3 fill:#e67e22,stroke:#d35400,stroke-width:2px,color:#fff
    style SUB fill:#5dade2,stroke:#3498db,stroke-width:1px,color:#fff
    style PORT fill:#5dade2,stroke:#3498db,stroke-width:1px,color:#fff
    style SITE fill:#5dade2,stroke:#3498db,stroke-width:1px,color:#fff
    style FINGER fill:#5dade2,stroke:#3498db,stroke-width:1px,color:#fff
    style URL fill:#bb8fce,stroke:#9b59b6,stroke-width:1px,color:#fff
    style DIR fill:#bb8fce,stroke:#9b59b6,stroke-width:1px,color:#fff
    style SCREENSHOT fill:#bb8fce,stroke:#9b59b6,stroke-width:1px,color:#fff
    style VULN fill:#f0b27a,stroke:#e67e22,stroke-width:1px,color:#fff

flowchart TB
    subgraph MASTER["主服务器 (Master Server)"]
        direction TB
        
        REDIS["Redis 负载缓存"]
        
        subgraph SCHEDULER["任务调度器 (Task Distributor)"]
            direction TB
            SUBMIT["接收扫描任务"]
            SELECT["负载感知选择"]
            DISPATCH["智能分发"]
            
            SUBMIT --> SELECT
            SELECT --> DISPATCH
        end
        
        REDIS -.负载数据.-> SELECT
    end
    
    subgraph WORKERS["Worker 节点集群"]
        direction TB
        
        W1["Worker 1 (本地)<br/>CPU: 45% | MEM: 60%"]
        W2["Worker 2 (远程)<br/>CPU: 30% | MEM: 40%"]
        W3["Worker N (远程)<br/>CPU: 90% | MEM: 85%"]
    end
    
    DISPATCH -->|任务分发| W1
    DISPATCH -->|任务分发| W2
    DISPATCH -->|高负载跳过| W3
    
    W1 -.心跳上报.-> REDIS
    W2 -.心跳上报.-> REDIS
    W3 -.心跳上报.-> REDIS