.kefu{
  font-family:'Roboto Mono',monospace;
  background-color:#121212;
  color:#e0e0e0;
  margin:0;
  padding:20px;
}
.kefu .flowchart{display:flex;flex-direction:column;align-items:center;max-width:800px;margin:0 auto}
.kefu .step{background-color:#1e1e1e;border:1px solid #333;border-radius:5px;padding:15px;margin:10px 0;width:100%;text-align:center;box-shadow:0 2px 5px rgba(0,0,0,.2);display:flex;align-items:center;justify-content:center}
.kefu .step img{max-width:60px;margin-right:15px;border-radius:5px}
.kefu .arrow{font-size:24px;color:#888;margin:5px 0}
.kefu h1{text-align:center;color:#fff;margin-bottom:30px}
.kefu .text-flow{background-color:#1e1e1e;border:1px solid #333;border-radius:5px;padding:20px;margin:20px 0;width:100%;white-space:pre;font-size:14px;line-height:1.5;box-shadow:0 2px 5px rgba(0,0,0,.2)}

.pinglun{--primary:#4361ee;--secondary:#3f37c9;--accent:#4895ef;--light:#f8f9fa;--dark:#212529;--success:#4cc9f0;--warning:#f72585;--danger:#e63946}
.pinglun *{margin:0;padding:0;box-sizing:border-box;font-family:'Segoe UI',Tahoma,Geneva,Verdana,sans-serif}
.pinglun{background-color:#f5f7fb;color:var(--dark);line-height:1.6}
.pinglun .container{max-width:1200px;margin:0 auto;padding:20px}
.pinglun header{text-align:center;padding:40px 0;background:linear-gradient(135deg,var(--primary),var(--secondary));color:#fff;border-radius:10px;margin-bottom:30px;box-shadow:0 4px 6px rgba(0,0,0,.1)}
.pinglun h1{font-size:2.5rem;margin-bottom:10px}
.pinglun h2{font-size:1.8rem;margin:25px 0 15px;color:var(--secondary);border-bottom:2px solid var(--accent);padding-bottom:8px}
.pinglun h3{font-size:1.4rem;margin:20px 0 10px;color:var(--primary)}
.pinglun p{margin-bottom:15px}
.pinglun .card{background:#fff;border-radius:10px;padding:20px;margin-bottom:20px;box-shadow:0 2px 10px rgba(0,0,0,.05);transition:transform .3s ease,box-shadow .3s ease}
.pinglun .card:hover{transform:translateY(-5px);box-shadow:0 5px 15px rgba(0,0,0,.1)}
.pinglun .process-step{counter-increment:step-counter;position:relative;padding-left:70px;margin-bottom:30px}
.pinglun .process-step::before{content:counter(step-counter);position:absolute;left:0;top:0;width:50px;height:50px;background:var(--primary);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.5rem;font-weight:bold}
.pinglun .features-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px;margin-top:20px}
.pinglun .feature-card{background:#fff;border-radius:10px;padding:20px;box-shadow:0 2px 10px rgba(0,0,0,.05);border-left:4px solid var(--accent)}
.pinglun .dashboard-preview{background:#fff;border-radius:10px;padding:20px;margin-top:20px;box-shadow:0 2px 10px rgba(0,0,0,.05)}
.pinglun .dashboard-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;margin-top:20px}
.pinglun .dashboard-item{background:var(--light);border-radius:8px;padding:15px;min-height:150px;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center}
.pinglun .dashboard-item h4{margin-bottom:10px;color:var(--primary)}
.pinglun .tech-stack{display:flex;flex-wrap:wrap;gap:10px;margin-top:15px}
.pinglun .tech-tag{background:var(--accent);color:#fff;padding:5px 10px;border-radius:20px;font-size:.9rem}
.pinglun footer{text-align:center;margin-top:40px;padding:20px;color:#6c757d;font-size:.9rem}
@media (max-width:768px){
  .pinglun .dashboard-grid{grid-template-columns:1fr}
  .pinglun .features-grid{grid-template-columns:1fr}
}

.liucheng{--primary:#4361ee;--secondary:#3f37c9;--accent:#4895ef;--light:#f8f9fa;--dark:#212529;--success:#4cc9f0;--warning:#f72585;--danger:#e63946;--step-1:#4361ee;--step-2:#3a0ca3;--step-3:#7209b7;--step-4:#f72585;--step-5:#4cc9f0}
.liucheng *{margin:0;padding:0;box-sizing:border-box;font-family:'Segoe UI',Tahoma,Geneva,Verdana,sans-serif}
.liucheng{background-color:#f5f7fb;color:var(--dark);line-height:1.6;padding:20px}
.liucheng .container{max-width:1400px;margin:0 auto}
.liucheng header{text-align:center;padding:30px 0;margin-bottom:30px}
.liucheng h1{font-size:2.5rem;margin-bottom:10px;color:var(--secondary)}
.liucheng .subtitle{font-size:1.2rem;color:#6c757d;max-width:800px;margin:0 auto}
.liucheng .flow-container{display:flex;flex-direction:column;align-items:center;position:relative;margin:40px 0}
.liucheng .step{width:100%;max-width:900px;display:flex;margin-bottom:40px;position:relative}
.liucheng .step:nth-child(odd){flex-direction:row}
.liucheng .step:nth-child(even){flex-direction:row-reverse}
.liucheng .step-content{flex:1;padding:25px;background:#fff;border-radius:12px;box-shadow:0 5px 15px rgba(0,0,0,.08);z-index:2}
.liucheng .step-number{width:60px;height:60px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.8rem;font-weight:bold;color:#fff;margin:0 20px;flex-shrink:0;z-index:2;box-shadow:0 4px 10px rgba(0,0,0,.2)}
.liucheng .step-1 .step-number{background-color:var(--step-1)}
.liucheng .step-2 .step-number{background-color:var(--step-2)}
.liucheng .step-3 .step-number{background-color:var(--step-3)}
.liucheng .step-4 .step-number{background-color:var(--step-4)}
.liucheng .step-5 .step-number{background-color:var(--step-5)}
.liucheng .step-title{font-size:1.5rem;margin-bottom:10px;color:var(--dark)}
.liucheng .step-description{color:#555;margin-bottom:15px}
.liucheng .tech-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:15px}
.liucheng .tech-tag{background:var(--light);color:var(--dark);padding:5px 12px;border-radius:20px;font-size:.85rem;border:1px solid #e0e0e0}
.liucheng .connector{position:absolute;width:4px;background:linear-gradient(to bottom,var(--step-1),var(--step-5));top:60px;bottom:-40px;left:50%;transform:translateX(-50%);z-index:1}
.liucheng .connector::after{content:'';position:absolute;width:15px;height:15px;background:var(--accent);border-radius:50%;bottom:-7px;left:50%;transform:translateX(-50%)}
.liucheng .step:nth-child(odd) .step-content{margin-left:0;margin-right:20px}
.liucheng .step:nth-child(even) .step-content{margin-left:20px;margin-right:0}
.liucheng .features-section{margin-top:60px;padding:30px;background:#fff;border-radius:12px;box-shadow:0 5px 15px rgba(0,0,0,.08)}
.liucheng .section-title{text-align:center;font-size:1.8rem;margin-bottom:30px;color:var(--secondary)}
.liucheng .features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:25px}
.liucheng .feature-card{background:var(--light);border-radius:10px;padding:20px;border-left:4px solid var(--accent);transition:transform .3s ease}
.liucheng .feature-card:hover{transform:translateY(-5px)}
.liucheng .feature-title{font-size:1.2rem;margin-bottom:10px;color:var(--primary)}
@media (max-width:768px){
  .liucheng .step{flex-direction:column !important;align-items:center}
  .liucheng .step-number{margin:0 0 20px 0}
  .liucheng .step-content{margin:0 !important;width:100%}
  .liucheng .connector{left:30px}
}