* {
  margin: 0;
  padding: 0;
  border: 0;
  outline: 0;
  vertical-align: baseline;
  background: transparent;
  box-sizing: border-box;
}
article,
aside,
details,
figcaption,
figure,
footer,
header,
hgroup,
menu,
nav,
section {
  display: block;
}
ul {
  list-style: none;
}
blockquote,
q {
  quotes: none;
}
blockquote:before,
blockquote:after,
q:before,
q:after {
  content: '';
  content: none;
}
html,
body {
  width: 100%;
  height: 100%;
  overflow-x: hidden;
}
body {
  width: 100vw;
  height: 100vh;
  background: url(/images/bg.jpg?t=20250805) no-repeat;
  background-size: cover;
  background-position: top center;
}
.hover {
  transition: all 0.3s;
}
.hover:hover {
  filter: brightness(110%);
}
.shadow {
  text-shadow: -1px -1px 0 #fff8a8, 1px -1px 0 #fff8a8, -1px 1px 0 #fff8a8, 1px 1px 0 #fff8a8;
  /* 文字描边色 */
  margin: 0 auto;
}
.disabled {
  pointer-events: none;
  filter: grayscale(100%);
}
.roles {
  position: absolute;
  top: 0;
  left: 50%;
  margin-left: -10.75rem;
  width: 23.45rem;
  height: 100%;
  background: url(/images/roles.png) no-repeat;
  background-size: 100% 100%;
  animation: fadeInLeft 2s both;
}
.logo {
  position: absolute;
  top: 0.32rem;
  left: 0.45rem;
  width: 2.83rem;
  height: 1.84rem;
  background: url(/images/logo.png) no-repeat;
  background-size: 100% 100%;
  animation: slideInDown 1s both;
}
.qqbtn {
  position: absolute;
  top: 0.44rem;
  right: 0.74rem;
  width: 2.58rem;
  height: 0.82rem;
  background: url(/images/btn.png) no-repeat;
  background-size: 100% 100%;
  cursor: pointer;
}
.qqbtn:hover:after {
  z-index: 1;
  content: '';
  position: absolute;
  top: 0.87rem;
  left: 0.14rem;
  width: 2.41rem;
  height: 2.72rem;
  background: url(/images/qq.png) no-repeat;
  background-size: 100% 100%;
  animation: fadeInUp 0.3s ease-out forwards;
}
.slogan {
  position: absolute;
  top: 3.03rem;
  left: 4.42rem;
  width: 4.04rem;
  height: 4.11rem;
  background: url(/images/slogan.png?t=20250805) no-repeat;
  background-size: 100% 100%;
  animation: slideInDown 1s both;
  -webkit-mask: url('/images/slogan.png?t=20250805') 0 0/100%;
}
.slogan::after {
  content: '';
  position: absolute;
  inset: -20%;
  background: linear-gradient(45deg, rgba(255, 255, 255, 0) 40%, rgba(255, 255, 255, 0.7), rgba(255, 255, 255, 0) 60%);
  animation: shark-wrap 2.2s infinite;
  transform: translateX(-70%);
}
.sub {
  position: absolute;
  top: 12.36rem;
  right: 1.54rem;
  width: 7.93rem;
  height: 0.26rem;
  background: url(/images/sub.png?t=20250805) no-repeat;
  background-size: 100% 100%;
  animation: slideInDown 1s both;
}
.video-bg {
  position: absolute;
  top: 6.43rem;
  right: 3.05rem;
  width: 4.08rem;
  height: 2.33rem;
  background: url(/images/videobg.png?t=20250805) no-repeat;
  background-size: 100% 100%;
}
.video-bg .play {
  display: none;
  margin: 0.94rem auto 0;
  width: 0.43rem;
  height: 0.45rem;
  background: url(/images/play.png) no-repeat;
  background-size: 100% 100%;
  cursor: pointer;
  animation: breathe 2s ease-in-out infinite;
}
.frame {
  position: absolute;
  top: 9.16rem;
  right: 6.75rem;
  width: 2.82rem;
  height: 2.19rem;
  background: url(/images/frame.png) no-repeat;
  background-size: 100% 100%;
}
.frame .qrcode {
  position: absolute;
  top: 0.1rem;
  left: 0.7rem;
  width: 1.97rem;
  height: 1.97rem;
}
.kf {
  position: absolute;
  top: 9.16rem;
  right: 0.51rem;
  width: 2.82rem;
  height: 2.19rem;
  background: url(/images/kf.png?v=20250805) no-repeat;
  background-size: 100% 100%;
  animation: slideInRight 1s both;
  animation-delay: 0.3s;
  transform: translate3d(100%, 0, 0);
  opacity: 0;
}
.apple {
  position: absolute;
  top: 9.16rem;
  right: 3.44rem;
  width: 3.2rem;
  height: 1.05rem;
  background: url(/images/apple.png) no-repeat;
  background-size: 100% 100%;
  cursor: pointer;
  animation: slideInRight 1s both;
}
.apple:hover {
  filter: saturate(120%);
}
.android {
  position: absolute;
  top: 10.28rem;
  right: 3.44rem;
  width: 3.2rem;
  height: 1.05rem;
  background: url(/images/android.png) no-repeat;
  background-size: 100% 100%;
  cursor: pointer;
  animation: slideInRight 1s both;
}
.android:hover {
  filter: brightness(1.2);
}
.copyright {
  position: absolute;
  bottom: 0.24rem;
  right: 0.17rem;
  width: 0.99rem;
  height: 0.19rem;
  background: url(/images/copyright.png) no-repeat;
  background-size: 100% 100%;
  cursor: pointer;
  animation: slideInRight 1s both;
}
.copyright:hover {
  filter: brightness(1.2);
}
@keyframes hint {
  0% {
    transform: translateY(-0.2rem);
  }
  100% {
    transform: translateY(0);
  }
}
@keyframes slideInUp {
  from {
    transform: translate3d(0, 100%, 0);
    visibility: visible;
  }
  to {
    transform: translate3d(0, 0, 0);
  }
}
@keyframes slideInLeft {
  from {
    transform: translate3d(-100%, 0, 0);
    visibility: visible;
  }
  to {
    transform: translate3d(0, 0, 0);
  }
}
@keyframes slideInRight {
  from {
    transform: translate3d(100%, 0, 0);
    visibility: visible;
  }
  to {
    transform: translate3d(0, 0, 0);
    opacity: 1;
  }
}
@keyframes fadeInLeft {
  from {
    opacity: 0;
    transform: translate3d(-100%, 0, 0);
  }
  to {
    opacity: 1;
    transform: translate3d(0, 0, 0);
  }
}
@keyframes slideInDown {
  from {
    transform: translate3d(0, -100%, 0);
    visibility: visible;
  }
  to {
    transform: translate3d(0, 0, 0);
  }
}
@keyframes zoomIn {
  from {
    opacity: 0;
    transform: scale3d(0.3, 0.3, 0.3);
  }
  50% {
    opacity: 1;
  }
}
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(0.5rem);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
/* 添加呼吸效果动画 */
@keyframes breathe {
  0% {
    transform: scale(1);
    opacity: 0.8;
  }
  50% {
    transform: scale(1.2);
    opacity: 1;
  }
  100% {
    transform: scale(1);
    opacity: 0.8;
  }
}
@keyframes shark-wrap {
  to {
    transform: translateX(70%);
  }
}