.footer {
  position: sticky;
  top: 100vh;
}

.region-footer {
  padding-block: calc(3 * var(--spacing));
}

.slimline-region__inner--footer {
  display: flex;
  gap: calc(3 * var(--spacing));
  flex-direction: column;
}

.slimline-region__inner--footer>* {
  border-top: 1px solid var(--border-color);
  padding-top: calc(3 * var(--spacing));
}

.slimline-region__inner--footer>*:first-child {
  padding-top: 0;
  border-top: 0;
}

@media all and (min-width: 768px) {
  .slimline-region__inner--footer {
    display: grid;
    /* column-gap: calc(2 * var(--spacing));
    row-gap: 0; */
    grid-template-columns: 320px auto;
  }
  .footer .navigation--footer {
    border-top: 0;
    padding-top: 0;
  }
  .footer .block-system-branding-block {
    grid-row: span 2;
    border-inline-end: 1px solid var(--border-color);
    padding-inline-end: calc(2 * var(--spacing));
    border-top: 0;
    padding-top: 0;
  }

}

@media all and (min-width: 960px) {

  .slimline-region__inner--footer {
    column-gap: calc(3 * var(--spacing));
    grid-template-columns: 50% 50%;
  }

  .footer .block-system-branding-block {
    padding-inline-end: calc(3 * var(--spacing));
  }
}