/* assets/transition.css — 站点统一页面转场遮罩（加载动画）
   用法：在页面 <head> 引入本文件，<body> 内放置
   <div id="ts-loader-wrapper">...</div> 结构（见 transition.js / index.html），
   再引入 transition.js 即可通过 window.PageTransition.show(cb) 触发。 */

#ts-loader-wrapper {
  position: fixed;
  inset: 0;
  z-index: 99999;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  background-image: linear-gradient(45deg, rgb(90, 54, 148) 0%, rgb(19, 189, 206) 33%, rgb(0, 148, 217) 66%, rgb(111, 199, 181) 100%);
  background-size: 400%;
  background-position: 0% 100%;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

#ts-loader-wrapper.ts-active {
  opacity: 1;
  visibility: visible;
  -webkit-animation: ts-gradient 7.5s ease-in-out infinite;
  animation: ts-gradient 7.5s ease-in-out infinite;
}

#ts-loader {
  display: flex;
  position: relative;
  width: 150px;
  height: 150px;
  border-radius: 50%;
  border: 3px solid transparent;
  border-top-color: #fff;
  -webkit-animation: ts-spin 1.7s linear infinite;
  animation: ts-spin 1.7s linear infinite;
}

#ts-loader:before {
  content: "";
  position: absolute;
  top: 5px;
  left: 5px;
  right: 5px;
  bottom: 5px;
  border-radius: 50%;
  border: 3px solid transparent;
  border-top-color: #fff;
  -webkit-animation: ts-spin-reverse 0.6s linear infinite;
  animation: ts-spin-reverse 0.6s linear infinite;
}

#ts-loader:after {
  content: "";
  position: absolute;
  top: 15px;
  left: 15px;
  right: 15px;
  bottom: 15px;
  border-radius: 50%;
  border: 3px solid transparent;
  border-top-color: #fff;
  -webkit-animation: ts-spin 1s linear infinite;
  animation: ts-spin 1s linear infinite;
}

#ts-loader img {
  margin: auto;
  width: 72px;
  height: 72px;
  -webkit-animation: ts-img 1.7s linear infinite;
  animation: ts-img 1.7s linear infinite;
  transition: opacity 0.25s ease;
}

#ts-loader img.ts-icon-loading {
  opacity: 0;
}

.ts-loader {
  position: absolute;
  top: 78%;
  left: 50%;
  -webkit-transform: translate(-50%, -50%);
  transform: translate(-50%, -50%);
  text-align: center;
  -webkit-touch-callout: none;
  -webkit-user-select: none;
  -khtml-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
  cursor: default;
  width: 100%;
  max-width: 990px;
  z-index: 1;
}

.ts-loader,
.ts-loader div { position: absolute; height: 36px; }

.ts-loader div {
  width: 30px;
  margin: 0 20px;
  opacity: 0;
  -webkit-animation: ts-move 2s linear infinite;
  animation: ts-move 2s linear infinite;
  transform: rotate(180deg);
  -webkit-transform: rotate(180deg);
  color: #fff;
  font-size: 2em;
}

.ts-loader div:nth-child(8):before { background: #ffffff; }
.ts-loader div:nth-child(8):before,
.ts-loader div:nth-child(9):before {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 10px;
  height: 10px;
  border-radius: 100%;
}
.ts-loader div:nth-child(9):before { background: #f2f2f2; }
.ts-loader div:nth-child(10):before {
  bottom: -15px;
  height: 10px;
  background: #ffffff;
}
.ts-loader div:after,
.ts-loader div:nth-child(10):before {
  content: "";
  position: absolute;
  left: 0;
  width: 10px;
  border-radius: 100%;
}
.ts-loader div:after {
  bottom: -40px;
  height: 5px;
  background: rgba(255, 255, 255, 0.1);
}
.ts-loader div:nth-child(2) { animation-delay: 0.2s; }
.ts-loader div:nth-child(3) { animation-delay: 0.4s; }
.ts-loader div:nth-child(4) { animation-delay: 0.6s; }
.ts-loader div:nth-child(5) { animation-delay: 0.8s; }
.ts-loader div:nth-child(6) { animation-delay: 1s; }
.ts-loader div:nth-child(7) { animation-delay: 1.2s; }
.ts-loader div:nth-child(8) { animation-delay: 1.4s; }
.ts-loader div:nth-child(9) { animation-delay: 1.6s; }
.ts-loader div:nth-child(10) { animation-delay: 1.8s; }

@keyframes ts-gradient { 50% { background-position: 100% 0; } }
@-webkit-keyframes ts-gradient { 50% { background-position: 100% 0; } }

@keyframes ts-img {
  0% { -webkit-transform: rotate(0deg); transform: rotate(0deg); }
  100% { -webkit-transform: rotate(-360deg); transform: rotate(-360deg); }
}
@-webkit-keyframes ts-img {
  0% { -webkit-transform: rotate(0deg); }
  100% { -webkit-transform: rotate(-360deg); }
}

@keyframes ts-spin {
  0% { -webkit-transform: rotate(0deg); transform: rotate(0deg); }
  100% { -webkit-transform: rotate(360deg); transform: rotate(360deg); }
}
@-webkit-keyframes ts-spin {
  0% { -webkit-transform: rotate(0deg); }
  100% { -webkit-transform: rotate(360deg); }
}

@keyframes ts-spin-reverse {
  0% { -webkit-transform: rotate(0deg); transform: rotate(0deg); }
  100% { -webkit-transform: rotate(-360deg); transform: rotate(-360deg); }
}
@-webkit-keyframes ts-spin-reverse {
  0% { -webkit-transform: rotate(0deg); }
  100% { -webkit-transform: rotate(-360deg); }
}

@keyframes ts-move {
  0% { right: 0; opacity: 0; }
  35% { right: 41%; }
  35%, 65% { -webkit-transform: rotate(0); transform: rotate(0); opacity: 1; }
  65% { right: 59%; }
  to {
    right: 100%;
    -webkit-transform: rotate(-180deg);
    transform: rotate(-180deg);
    opacity: 0;
  }
}
@-webkit-keyframes ts-move {
  0%, to { opacity: 0; }
  0% { right: 0; }
  35% { right: 41%; }
  35%, 75% { -webkit-transform: rotate(0); transform: rotate(0); opacity: 1; }
  75% { right: 59%; }
  to {
    right: 100%;
    -webkit-transform: rotate(-180deg);
    transform: rotate(-180deg);
    opacity: 0;
  }
}

/* 用户偏好减少动效时立即完成转场，不做动画 */
@media (prefers-reduced-motion: reduce) {
  #ts-loader-wrapper,
  #ts-loader,
  #ts-loader:before,
  #ts-loader:after,
  #ts-loader img,
  .ts-loader div {
    -webkit-animation: none !important;
    animation: none !important;
  }
}
