/* Load after site-updates.css. Only the homepage course notification stack. */
.home-page .topic-grid.course-notification-stack {
  display: block;
  isolation: isolate;
  border: 0;
  overflow: visible;
}

.home-page .topic-grid.course-notification-stack > .topic {
  position: relative;
  display: grid;
  grid-template-columns: 176px minmax(0, 1fr);
  align-items: center;
  gap: 26px;
  box-sizing: border-box;
  /* index.js supplies 0, 20, 40...160px; double it for a visible taper. */
  width: max(min(880px, 100%), calc(100% - var(--course-inset, 0px) * 2));
  max-width: 100%;
  min-width: 0;
  min-height: 150px;
  margin: 0 auto;
  padding: 24px 28px;
  border: 1px solid #d7e2ea;
  border-radius: 22px;
  background: #fff;
  box-shadow: 0 6px 18px rgb(30 60 85 / 6%);
  overflow: visible;
}

.home-page .topic-grid.course-notification-stack > .topic:first-child {
  width: 100%;
}

.home-page .topic-grid.course-notification-stack > .topic + .topic {
  /* The overlap stays inside the 24px padding, clear of text and controls. */
  margin-top: -8px;
}

.home-page .topic-grid.course-notification-stack > .topic:focus-within {
  z-index: 1;
  border-color: #82a7be;
}

.home-page .topic-grid.course-notification-stack .topic-art {
  width: 176px;
  max-width: 100%;
  height: auto;
  min-height: 0;
  aspect-ratio: 16 / 9;
  margin: 0;
  border: 1px solid #e5edf2;
  border-radius: 12px;
  background: #f1f5f8;
  overflow: hidden;
}

.home-page .topic-grid.course-notification-stack .topic-cover {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
}

.home-page .topic-grid.course-notification-stack .home-course-copy {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  column-gap: 28px;
  min-width: 0;
  overflow-wrap: anywhere;
}

.home-page .topic-grid.course-notification-stack .home-course-category {
  grid-column: 1;
  color: #5c788c;
  font-size: .73rem;
  line-height: 1.6;
  letter-spacing: .02em;
}

.home-page .topic-grid.course-notification-stack .topic h3 {
  display: block;
  grid-column: 1;
  margin: 5px 0 7px;
  color: #213c50;
  font-size: 1.15rem;
  line-height: 1.5;
  letter-spacing: 0;
  -webkit-line-clamp: unset;
  overflow: visible;
}

.home-page .topic-grid.course-notification-stack .topic p {
  display: -webkit-box;
  grid-column: 1;
  margin: 0;
  color: #627888;
  font-size: .83rem;
  line-height: 1.65;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
}

.home-page .topic-grid.course-notification-stack .home-card-highlights {
  display: none;
}

.home-page .topic-grid.course-notification-stack .topic-link {
  display: inline-flex;
  grid-column: 2;
  grid-row: 1 / span 3;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  margin: 0;
  padding: 10px 18px;
  border: 1px solid #cedee9;
  border-radius: 12px;
  background: #edf4f8;
  color: #244e6b;
  font-size: .85rem;
  font-weight: 700;
  line-height: 1.5;
  white-space: nowrap;
  transition: background .18s ease, border-color .18s ease;
}

.home-page .topic-grid.course-notification-stack .topic-link:hover {
  border-color: #adc9dc;
  background: #dfeef7;
  color: #173f5d;
}

.home-page .topic-grid.course-notification-stack .topic-link:focus-visible,
.home-page .topic-grid.course-notification-stack > .home-catalog-state a:focus-visible {
  outline: 3px solid #367ca8;
  outline-offset: 4px;
}

.home-page .topic-grid.course-notification-stack > .home-catalog-state {
  border: 1px solid #dce5ec;
  border-radius: 22px;
}

@media (prefers-reduced-motion: reduce) {
  .home-page .topic-grid.course-notification-stack .topic-link {
    transition: none;
  }
}