@media (max-width: 600px) {
  .challenge-grid,
  .service-grid,
  .case-grid {
    position: relative;
    display: grid;
    grid-auto-flow: column;
    grid-auto-columns: minmax(82%, 340px);
    grid-template-columns: unset;
    overflow-x: auto;
    overflow-y: hidden;
    overscroll-behavior-x: contain;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
    scrollbar-color: #B84C38 rgba(17, 17, 17, .12);
    padding-bottom: 12px;
    margin-bottom: 22px;
  }

  .challenge-grid > .challenge-card,
  .service-grid > .service-card,
  .case-grid > .case-card {
    min-width: 0;
    min-height: 270px;
    scroll-snap-align: start;
  }

  .challenge-grid::after,
  .service-grid::after,
  .case-grid::after {
    content: "SWIPE TO EXPLORE  >";
    position: absolute;
    right: 0;
    bottom: -20px;
    color: #B84C38;
    font: 500 9px/1.4 var(--mono);
    letter-spacing: .12em;
    pointer-events: none;
  }

  .challenge-grid::-webkit-scrollbar,
  .service-grid::-webkit-scrollbar,
  .case-grid::-webkit-scrollbar { height: 3px; }
  .challenge-grid::-webkit-scrollbar-track,
  .service-grid::-webkit-scrollbar-track,
  .case-grid::-webkit-scrollbar-track { background: rgba(17, 17, 17, .12); }
  .challenge-grid::-webkit-scrollbar-thumb,
  .service-grid::-webkit-scrollbar-thumb,
  .case-grid::-webkit-scrollbar-thumb { background: #B84C38; }
}