:host{display:block}
.nav-wrap{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(248,246,242,.82);
  backdrop-filter:blur(28rpx);
  -webkit-backdrop-filter:blur(28rpx);
}
.nav-inner{
  position:relative;display:flex;align-items:center;justify-content:center;
}
.nav-title{
  font-size:32rpx;font-weight:900;color:var(--text);
  max-width:60%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.nav-back{
  position:absolute;left:20rpx;top:50%;transform:translateY(-50%);
  width:64rpx;height:64rpx;display:flex;align-items:center;justify-content:center;
  font-size:52rpx;line-height:1;color:var(--text);
}