@seatColor: #757575;
@seatColorSelected: #176cff;
@seatDisabled: #cc6262;

body {
  min-height: 100vh;
  background-color: #f5f5f5;
  font-family: "Helvetica Neue", Arial, "Lucida Grande", sans-serif;
  font-size: 15px;
  perspective: 900px;
  transform-style: preserve-3d;
}

.plane {
  transform-style: preserve-3d;
}

.cabin {
  max-width: 500px;
  min-width: 450px;
  background-color: #e0e0e0;
  width: 80vw;
  margin: 25px auto;
  transition: transform 1s ease;
  transform: rotateX(0deg) translateZ(-500px) translateY(-200px);
  transform-style: preserve-3d;
  &:hover {
    transform: rotateX(40deg) translateZ(100px) translateY(00px);
  }
}

.seat-row {
  display: flex;
  transform-style: preserve-3d;
  transition: background-color 0.24s ease;
  &:hover {
    background-color: rgba(255, 255, 255, 0.5);
    .aisle-number {
      background-color: @seatColorSelected;
      transform: translateX(-50%) translateY(-50%) translateZ(3px);
      box-shadow: 0px 3px 0 0 darken(@seatColorSelected, 30%);
    }
  }
  .seat {
    width: 48px;
    height: 48px;
    margin: 9px;
  }
}

label {
  background-color: @seatColor;
  display: block;
  height: 100%;
  position: relative;
}

.seat-label {
  display: block;
  height: 100%;
  font-size: 0;
  position: relative;
  &:before {
    content: "";
    display: block;
    width: 15%;
    height: 40%;
    z-index: 10;
    top: 50%;
    left: 50%;
    position: absolute;
    border-right: 6px solid #fff;
    border-bottom: 6px solid #fff;
    transform: scale(0) translateZ(15px) rotateZ(40deg) translateX(-100%)
    translateY(-40%);
  }

  &:after {
    content: "";
    font-size: 12px;
    display: block;
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background-color: lighten(@seatColor, 15%);
    transform: translateZ(12px) scale(1.05);
    transition: transform 0.24s ease, background-color 0.24s ease;
  }

  &:hover:after {
    background-color: lighten(@seatColor, 30%);
    cursor: pointer;
  }

  input:disabled + & {
    background-color: @seatDisabled;
    &:after {
      background-color: lighten(@seatDisabled, 20%);
      transform: translateZ(6px) scale(1.05);
    }
    &:before {
      width: 21px;
      height: 21px;
      content: "\274C";
      font-size: 21px;
      transform: translateZ(6px) scale(1.05) translateX(-50%) translateY(-50%);
      border: 0;
      opacity: 0.2;
    }
    &:active:after {
      border: 3px solid lighten(@seatDisabled, 10%);
    }
  }

  input:checked + & {
    background-color: @seatColorSelected;
    &:after {
      background-color: lighten(@seatColorSelected, 20%);
      border: 3px solid lighten(@seatColorSelected, 45%);
      transform: translateZ(24px) scale(1.05);
    }
    &:before {
      transition: transform 0.24s ease;
      transform: scale(1) translateZ(24px) rotateZ(40deg) translateX(-100%)
      translateY(-40%);
    }
  }
}

.aisle {
  flex: 1;
  position: relative;
  .aisle-number {
    display: inline-block;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    box-shadow: 0 0 0 0 darken(@seatColorSelected, 30%);
    background-color: @seatColor;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    text-align: center;
    line-height: 24px;
    color: #fff;
    font-size: 11px;
    transition: background-color 0.24s ease, transform 0.24s ease,
    box-shadow 0.24s ease;
  }
}

.aircraft-details {
  color: #222;
  position: fixed;
  top: 12px;
  left: 0;
  background-color: #fff;
  border-radius: 3px;
  padding: 12px;
  box-shadow: 9px 9px 12px 0 rgba(0, 0, 0, 0.1);
  max-height: 24px;
  max-width: 24px;
  overflow: hidden;
  transition: max-width 0.24s ease 0.24s, max-height 0.24s ease 0s;
  &.open {
    transition: max-width 0.24s ease 0s, max-height 0.24s ease 0.24s;
    max-height: 300px;
    max-width: 240px;
    .btn-close {
      transform: scale(1);
      transition: transform 0.12s ease 0.12s;
    }
  }

  .btn-close {
    transform: scale(0);
    transition: transform 0.12s ease 0s;
  }

  table {
    margin-top: 9px;
  }

  caption {
    font-weight: 500;
    margin-bottom: 6px;
  }

  th,
  td {
    padding: 3px;
    font-size: 12px;
    line-height: 1.4;
  }
  th {
    text-align: left;
    font-weight: 500;
  }
}

.aircraft-details-actions {
  display: flex;
  .btn:first-child {
    flex: 1;
    text-align: left;
  }
}

.btn {
  border: 0;
  background: none;
  margin: 0;
  padding: 0;
  &:focus {
    outline: 0;
  }
  &:hover {
    cursor: pointer;
  }
}

.icon {
  display: inline-block;
  width: 24px;
  height: 24px;
}

.icon-information {
  background-color: skyblue;
  border-radius: 50%;
  position: relative;
  &:after {
    content: "i";
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: #fff;
    font-weight: 700;
    font-style: italic;
    font-size: 15px;
    font-family: "Lucida Bright", Georgia, serif;
  }
}

.icon-close {
  background-color: #c7c7c7;
  border-radius: 3px;
  position: relative;
  &:before,
  &:after {
    content: "";
    display: block;
    position: absolute;
    top: 50%;
    left: 50%;
    width: 3px;
    background-color: #666;
    height: 60%;
    transform-origin: 50%;
  }
  &:before {
    transform: translate(-50%, -50%) rotateZ(45deg);
  }
  &:after {
    transform: translate(-50%, -50%) rotateZ(-45deg);
  }
}

.visuallyhidden {
  position: absolute;
  overflow: hidden;
  clip: rect(0 0 0 0);
  height: 1px;
  width: 1px;
  margin: -1px;
  padding: 0;
  border: 0;
}