@import "compass/css3";

$duration: 10s;

body {
  height: 100%;
  overflow: hidden;
  background: #000;
}
.loading-panel {
  width: 50%;
  height: 100%;
  position: absolute;
  top: 0px;
  overflow: hidden;
}
.first.loading-panel {
  left: 0;
  background: #D2E3AB;
  animation: slide-in-left $duration ease-out infinite;
}
.second.loading-panel {
  right: 0;
  background: #2A7689;
  animation: slide-in-right $duration ease-out infinite;
}


/* Icons */
.icon-wrapper {
  position: absolute;
  width: 200px;
  height: 200px;
  border-radius: 100%;
  background: rgba(255, 255, 255, 0.3);
  top: 50%;
  margin-top: -100px;
  left: 50%;
  margin-left: -100px;
}
.first.loading-panel .icon-wrapper {
  animation: 
    fade $duration linear infinite,
    slide-in-bottom $duration ease-out infinite;
}
.second.loading-panel .icon-wrapper {
  animation: 
    fade $duration linear infinite,
    slide-in-top $duration ease-out infinite;
}
.icon-wrapper:before {
  content: ' ';
  width: 34%;
  height: 34%;
  background: rgba(255, 255, 255, 0.3);
  border-radius: 100%;
  position: absolute;
}
.first.loading-panel .icon-wrapper:before {
  top: -5%;
  left: -5%;
  animation: 
    late-fade $duration linear infinite,
    circulate-clockwise ($duration / 10) linear infinite;
}
.second.loading-panel .icon-wrapper:before {
  bottom: -5%;
  right: -5%;
  animation: 
    late-fade $duration linear infinite,
    circulate-counterclockwise ($duration / 10) linear infinite;
}

.icon-wrapper {
  position: relative;
  text-align: center;
}
.first.loading-panel .cloud {
  fill: #335367;
}
.second.loading-panel .cloud {
  fill: #fff;
}
.icon-wrapper .icon {
  position: absolute;
  top: 50%;
  width: 100%;
  text-align: center;
  margin-top: -10px;
}
.first.loading-panel .icon {
  animation: spin-clockwise ($duration / 5) ease-out infinite;
}
.second.loading-panel .icon {
  overflow: hidden;
  animation: blind-right ($duration / 7) ease-out infinite;
  left: 50%;
  margin-left: -17px;
}

/* Animations */
@keyframes slide-in-left {
  0% {
    transform: translate(-100%);
  }
  10% {
     transform: translate(0);
  }
  80% {
    transform: translate(0);
  }
  90% {
    transform: translate(-100%);
  }
  100% {
    transform: translate(-100%);
  }
}
@keyframes slide-in-right {
  0% {
    transform: translate(100%);
  }
  10% {
     transform: translate(0);
  }
  80% {
     transform: translate(0);
  }
  90% {
    transform: translate(100%);
  }
  100% {
    transform: translate(100%);
  }
}
@keyframes slide-in-bottom {
  0% {
    top: 120%;
  }
  10% {
    top: 120%;
  }
  15% {
     top: 50%;
  }
  75% {
     top: 50%;
  }
  80% {
    top: 120%;
  }
  100% {
    top: 120%;
  }
}
@keyframes slide-in-top {
  0% {
    top: -20%;
  }
  10% {
    top: -20%;
  }
  15% {
     top: 50%;
  }
  75% {
     top: 50%;
  }
  80% {
    top: -20%;
  }
  100% {
    top: -20%;
  }
}
@keyframes fade {
  0% {
    opacity: 0;
  }
  10% {
    opacity: 0;
  }
  15% {
     opacity: 1;
  }
  75% {
     opacity: 1;
  }
  80% {
    opacity: 0;
  }
  100% {
    opacity: 0;
  }
}
@keyframes late-fade {
  0% {
    opacity: 0;
  }
  15% {
    opacity: 0;
  }
  20% {
    opacity: 1;
  }
  70% {
    opacity: 1;
  }
  75% {
    opacity: 0;
  }
  100% {
    opacity: 0;
  }
}
@keyframes circulate-clockwise {
  0% {
    transform: translate(0, 0);
  }
  25% {
     transform: translate(10%, 10%);
  }
  50% {
     transform: translate(0%, 20%);
  }
  75% {
    transform: translate(-10%, 10%);
  }
}
@keyframes circulate-counterclockwise {
  0% {
    transform: translate(0, 0);
  }
  25% {
     transform: translate(-10%, 10%);
  }
  50% {
     transform: translate(0%, 20%);
  }
  75% {
    transform: translate(10%, 10%);
  }
}
@keyframes spin-clockwise {
  0% {
    transform: rotate(0deg);
  }
  25% {
    transform: rotate(90deg);
  }
  50% {
    transform: rotate(180deg);
  }
  75% {
    transform: rotate(270deg);
  }
  100% {
    transform: rotate(360deg);
  }
}
@keyframes blind-right {
  0% {
    width: 0;
    opacity: 0;
  }
  1% {
    width: 0;
    opacity: 1;
  }
  50% {
    width: 35px;
    opacity: 1;
  }
  99% {
    width: 35px;
    opacity: 0;
  }
  100% {
    width: 0;
    opacity: 0;
  }
}