$col-dark: rgb(11, 22, 33);
$col-mid: rgb(111, 122, 133);
$col-light: rgb(211, 222, 233);

html {
  box-sizing: border-box;
  min-height: 101%;
}
*, *::before, *::after {
  box-sizing: inherit;
  margin: 0; padding: 0;
}
a {
  border-bottom: 1px dashed $col-dark;
  color: $col-dark;
  text-decoration: none;
}
a:hover {
  border-bottom: 1px solid $col-dark;
  color: $col-mid;
  text-decoration: none;
}
a:visited {
  border-bottom: 1px dashed $col-mid;
  color: $col-mid;
}
body {
  background-color: black;
}
img {
  max-width: 100%;
}
.wrap {
  perspective: 1111px;
  transform-style: preserve3d;  
}
.search__label {
  background-color: $col-mid;
  border: 2px solid $col-light;
  border-radius: 1em;
  color: $col-light;
  height: 1.25em;
  position: absolute;
  top: calc(1.75em - 1.5px); right: calc(2.5em - 1.5px);
  width: 1.25em;
  z-index: 999;
  
  transition: all .666s ease-in-out;
  
  &::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    
    transition: all .666s ease-in-out;
  }
  &::after {
    background-color: $col-light;
    border-radius: 0.25em;
    content: '';
    height: 0.25em;
    position: absolute;
    bottom: -0.25em; right: -0.25em;
    transform: rotate(45deg);
    transform-origin: 50% 75%;
    width: 0.5em;
    
    transition: all .666s ease-in-out;
  }
  &:active {
    border: 1px solid $col-light;
    
    transition: all 0s;
  }
}
.search__input {
  background-color: $col-mid;
  border: 2px solid $col-light;
  border-radius: 1.5em;
  color: transparent;
  height: 3em;
  padding: 0.5em 1em 0.5em 1em;
  position: absolute;
  top: 1.5em; right: 2em;
  width: 3em;
  z-index: 666;
  
  transition: width .666s ease-in-out;
}

.page {
  background-color: $col-light;
  transform-origin: 50% 0;
  
  transform: rotateX(0);
  
  transition: transform .666s ease-out;
}
.overlay {
  display: none;
}
.banner {
  background-color: $col-dark;
  color: $col-light;
  min-height: 5em;
  padding: 1em 5em 1em 1em;
  
  transition: padding .333s ease-out;
}
.banner__title {
  padding: 0.25em 0.1225em;
}
.content {
  min-height: 22em;
  padding: 2em 1em;
}
.content__text {
  border-bottom: 1px solid $col-mid;
  margin-bottom: 1em;
  padding-bottom: 1em;
}
.content__gallery {
  width: 100%;
  
  &::after {
    content: '';
    display: block;
    clear: both;
  }
}
.content__image {
  float: left;
  position: relative;
  width: 50%;
}
.content__image--loading {
  background-color: lighten($col-mid, 33.3%);
  display: block;
  float: left;
  padding-top: 40%;
  position: relative;
  width: 50%;
  
  &::before {
    border: 2px solid $col-mid;
    border-radius: 50%;
    content: '';
    height: 4em;
    margin: auto;
    position: absolute;
    top: 0; right: 0; bottom: 0; left: 0;
    width: 4em;
  }
  &::after {
    background-color: $col-mid;
    border-radius: 0.25em;
    content: '';
    height: 0.25em;
    margin: auto;
    position: absolute;
    top: 0; right: 0; bottom: 0; left: 0;
    transform: translateX(0.75em);
    transform-origin: 50% 50%;
    width: 1.5em;
    
    animation: loading 6.66s linear infinite;
  }
}

@keyframes loading {
  0% {
    transform: rotate(0deg) translateX(0.75em);
  }  
  100% {
    transform: rotate(360deg) translateX(0.75em);
  }
}

.search__input:focus ~ .page {
  transform: rotateX(-30deg) translateY(4em);
  
  transition: transform .666s ease-in-out;
  
  & .overlay {
    background-color: rgba(0, 0, 0, 0.5);
    display: block;
    position: absolute;
    top: 0; right: 0; bottom: 0; left: 0;
    z-index: 333;
  }
}
.search__input:focus ~ .search__label {

  background-color: transparent;
  border: 2px solid $col-light;
  border-radius: 1em;
  color: $col-light;
  height: 1.75em;
  position: absolute;
  top: calc(1.5em + 2px); right: 2.25em;
  width: 1.75em;
  z-index: 999;
  
  transition: all .666s ease-in-out, transform .666s ease-in-out;
  
  &::before {
    color: $col-light;
    content: 'go';
    display: block;
    position: absolute;
    top: 0; left: 0.25em;
    
    transition: color .666s ease-in-out, left .666s ease-in-out;
  }
  &::after {
    background-color: transparent;
    bottom: 0.5em; right: 0.25em;
    
    transition:  all .666s ease-out;
  }
}
.search__input:focus {
  color: $col-light;
  width: 18em;
  
  transition: color .666s ease-in-out, width .666s ease-in-out;
}