.group-header {
  box-sizing: border-box;
  position: relative;

  margin: 0 -20px;
  margin: 0 calc(-20px - env(safe-area-inset-left));

  padding: 0 20px;
  padding: 0 calc(20px + env(safe-area-inset-left));

  padding-top: 20px;
  padding-bottom: 84px;

  width: calc(100% + 40px + env(safe-area-inset-left) + env(safe-area-inset-right));
}

.group-header.grey {
  background: hsl(0,0%,94%);
}

.group-header h2 {
  margin: 8px 0 20px 0;
}

.group-header > a.btn {
  margin: 0;
  position: absolute;
  bottom: 20px;

  left: 0;
  left: env(safe-area-inset-right);

  right: 10px;
  right: calc(10px + env(safe-area-inset-right));
}

.group-header > a.btn::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  height: 44px;
  width: 44px;
  background: url(../svg/chevron-right.svg) no-repeat;
  background-position: center;
  background-size: 16px;
  opacity: .62;
}

.product-list-container {
  overflow-x: auto;

  margin: 0 -20px;
  margin: 0 calc(-20px - env(safe-area-inset-left));

  width: calc(100% + 40px + env(safe-area-inset-left) + env(safe-area-inset-right));
  -webkit-overflow-scrolling: touch;
}

.product-list-container::-webkit-scrollbar {
  height: 2px;
}

.product-list-container::-webkit-scrollbar-track {
  border-radius: 1px;
  background: hsl(0,0%,91%);
}

.product-list-container::-webkit-scrollbar-thumb {
  border-radius: 1px;
  background: black;
}

.product-list {
  white-space: nowrap;
}

.product-list li {
  margin-bottom: 0;
}

@media (orientation: portrait) {
  .group-header > a.btn {
    box-shadow: none;
  }
}

@media (orientation: landscape) {
  .group-header {
    padding-bottom: 20px;
  }

  .group-header > a.btn {
    left: auto;
    top: 20px;
    bottom: auto;

    right: 30px;
    right: calc(30px + env(safe-area-inset-right));
  }

  .group-header > a.btn::after {
    display: none;
  }
}

@media (prefers-color-scheme: dark) {
  .group-header.grey {
    background: hsl(0,0%,15%);
  }

  .group-header > a.btn::after {
    filter: invert(1);
  }

  .product-list-container::-webkit-scrollbar-track {
    background: hsl(0,0%,15%);
  }

  .product-list-container::-webkit-scrollbar-thumb {
    background: white;
  }
}