/* 移动端优化的导航栏 */
header {
  background: #030139;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

header .container {
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  align-items: center;
  padding: 12px 15px;
  min-height: 50px;
}

.logo a {
  font-size: 18px;
  color: #fff;
  font-weight: 600;
  text-decoration: none;
}

.icon {
  width: 24px;
  height: 24px;
  cursor: pointer;
  transition: opacity 0.2s ease;
}

.icon:active {
  opacity: 0.7;
}

/* 移动端媒体查询 */
@media (max-width: 480px) {
  header .container {
    padding: 10px 12px;
    min-height: 48px;
  }
  
  .logo a {
    font-size: 16px;
  }
  
  .icon {
    width: 14px;
    height: 14px;
  }
}

/* 超小屏幕适配 */
@media (max-width: 360px) {
  header .container {
    padding: 8px 10px;
  }
  
  .logo a {
    font-size: 15px;
  }
  
  .icon {
    width: 10px;
    height: 10px;
  }
}

/* 横屏模式优化 */
@media (max-width: 768px) and (orientation: landscape) {
  header .container {
    padding: 8px 15px;
    min-height: 44px;
  }
  
  .logo a {
    font-size: 16px;
  }
}