/* 全局样式 - 极简干净 */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  line-height: 1.6;
  color: #1a1a1a;
  background: #ffffff;
  padding: 2rem;
  max-width: 1200px;
  margin: 0 auto;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.fubiaoti{
  color: #666;
  font-size: 1.2rem;
  max-width: 600px;
}

.beian {
  text-align: center;
  padding: 10px 0;
  font-size: 14px;
  color: #666;
}

.beiantubiao {
  width:20px;
  height:20px;
  vertical-align:middle;
}

.jiange {
  margin: 0 10px;
}

/* 页脚 */
footer {
  margin-top: auto;
  padding: 2rem 0 1rem;
  color: #999;
  font-size: 0.85rem;
  border-top: 1px solid #eee;
}

/* 响应式 */
@media (max-width: 600px) {
  body {
    padding: 1rem;
  }
  
  nav a {
    margin-right: 1rem;
  }
  
  .choice-container {
    gap: 1rem;
  }
  
  h1 {
    font-size: 2rem;
  }
}