/* 首页头图加载 */
.pl-container {
  width: 100%;
  height: 100%;
  z-index: -2;
  position: fixed;
  overflow: hidden;
  will-change: transform; /* 添加性能优化 */
  animation: blur-to-clear 2s cubic-bezier(.62,.21,.25,1) 0s 1 normal backwards running, scale 1.5s cubic-bezier(.62,.21,.25,1) 0s 1 both;
}
.pl-img {
  width: 100%;
  height: 100%;
  position: absolute;
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  opacity: 0;
  transition: opacity 1s;
}

@keyframes blur-to-clear {
  0% {
    filter: blur(50px);
    opacity: 1;
  }
  100% {
    filter: blur(0);
    opacity: 1;
  }
}

@keyframes scale {
  0% {
    transform: scale(1.5) translateZ(0);
    opacity: 0;
  }
  to {
    transform: scale(1) translateZ(0);
    opacity: 1;
  }
}

.pl-visible {
  opacity: 1;
}

.pl-blur {
 /* 小图锯齿多，增加高斯模糊 */
  filter: blur(50px);
}

/* 页脚与头图透明 */
#footer {
  background: transparent !important;
}
#page-header {
  background: transparent !important;
}

/* 白天模式遮罩透明 */
#footer::before {
  background: transparent !important;
}
#page-header::before {
  background: transparent !important;
}

/* 夜间模式遮罩透明 */
[data-theme="dark"] #footer::before {
  background: transparent !important;
}
[data-theme="dark"] #page-header::before {
  background: transparent !important;
}

/* 头像呼吸灯 */
[data-theme="light"] .avatar-img {
  animation: huxi_light 4s ease-in-out infinite;
}
[data-theme="dark"] .avatar-img {
  animation: huxi_dark 4s ease-in-out infinite;
}
@keyframes huxi_light {
  0% {
    box-shadow: 0px 0px 1px 1px #e9f5fa;
  }
  50% {
    box-shadow: 0px 0px 5px 5px #e9f5fa;
  }
  100% {
    box-shadow: 0px 0px 1px 1px #e9f5fa;
  }
}
@keyframes huxi_dark {
  0% {
    box-shadow: 0px 0px 1px 1px #39c5bb;
  }
  50% {
    box-shadow: 0px 0px 5px 5px #39c5bb;
  }
  100% {
    box-shadow: 0px 0px 1px 1px #39c5bb;
  }
}