/* Shared Learn components: badges, cards, card grids */

.badge {
  display: inline-block;
  padding: 0.25rem 0.65rem;
  border-radius: 99rem;
  background: var(--accent-tint);
  color: var(--accent-dark);
  font-size: 0.75rem;
  font-weight: 600;
}

.card {
  display: flex;
  flex-direction: column;
  flex: 1;
  width: 100%;
  padding: 1.5rem 1.35rem;
  border: 1px solid var(--line);
  border-radius: 1.25rem;
  background: var(--white);
  color: var(--ink);
  text-decoration: none;
  transition: border-color 0.15s, background 0.15s;
}

.card:hover {
  border-color: var(--accent);
  background: var(--soft);
}

.card[hidden] {
  display: none;
}

.card .badge {
  align-self: flex-start;
}

.card :is(h2, h3) {
  margin: 0.85rem 0 0;
  font-size: 1.125rem;
  font-weight: 600;
  line-height: 1.35;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.card p {
  flex: 1;
  margin: 0.5rem 0 0;
  font-size: 0.9375rem;
  line-height: 1.5;
  color: var(--muted);
}

.card .time {
  display: block;
  flex-shrink: 0;
  margin-top: 0.85rem;
  font-size: 0.8125rem;
  color: var(--muted);
}

.card-grid {
  display: grid;
  gap: 1rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.card-grid > li {
  display: flex;
}

.card-grid > li[hidden] {
  display: none;
}

@media (min-width: 40rem) {
  .card-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (min-width: 60rem) {
  .card-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.25rem; }
}

@media (max-width: 43.99rem) {
  .card { padding: 1.25rem 1.15rem; }
}

@media (prefers-reduced-motion: reduce) {
  .card { transition: none; }
}