$speed: 250ms;

.button--light {
  background: #FFF;
  color: #F00;
}

.cart {
  position: fixed;
  background: #ffffff;
  width: 400px;
  max-width: 90%;
  height: 100%;
  top: 0;
  right: 0;
  box-shadow: -2px 0 4px rgba(0, 0, 0, 0.2);
  overflow: hidden;
  transform: translate(500px, 0);
  transition: transform $speed ease-in-out;
  z-index: 20;
}

body.open .cart {
  transform: translate(0, 0);
}

.cart__header {
  box-sizing: border-box;
  position: absolute;
  background: rgba(255, 255, 255, 0.9);
  width: 100%;
  padding: 15px 15px;
  top: 0;
  left: 0;
  overflow: hidden;
  z-index: 2;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);

  .cart__text {
    float: right;
  }
}

.cart__title {
  font-size: 20px;
  line-height: 40px;
  margin: 0;
  float: left;
}

.cart__products {
  box-sizing: border-box;
  position: absolute;
  width: 100%;
  height: 100%;
  padding: 70px 0;
  overflow-x: hidden;
  overflow-y: scroll;
  -webkit-overflow-scrolling: touch;
  z-index: 1;

  article {
    padding: 15px;
    border-bottom: 1px dotted #CCC;

    h1 {
      font-size: 16px;
      line-height: 20px;
      margin: 0;
    }

    p {
      font-size: 14px;
      margin: 0;

      a {
        color: #F00
      }
    }
  }
}

.cart__product {
  display: none;
}

.cart__empty {
  padding: 30px 15px;
  margin: 0;
  font-style: italic;
  text-align: center;

  &.hide {
    display: none;
  }
}

.cart__footer {
  box-sizing: border-box;
  position: absolute;
  background: rgba(255, 255, 255, 0.9);
  width: 100%;
  padding: 15px;
  left: 0;
  bottom: 0;
  z-index: 2;
  box-shadow: 0 -2px 4px rgba(0, 0, 0, 0.2);
  text-align: right;
}

.cart__text {
  margin: 0;

  .button {
    padding: 10px 15px;
  }
}

.lightbox {
  position: fixed;
  background: #000;
  width: 0;
  height: 100%;
  top: 0;
  left: 0;
  z-index: 10;
  opacity: 0;
  transition: opacity $speed ease-in-out, width 0ms ease-in-out $speed;
}

body.open .lightbox {
  width: 100%;
  opacity: 0.8;
  transition: opacity $speed ease-in-out, width 0ms ease-in-out;
}