.event-grid__heading,
.event-grid {
  width: min(1100px, calc(100vw - 3rem));
  position: relative;
  left: 50%;
  transform: translateX(-50%);
}

.event-grid__heading {
  margin: 2rem 0 1rem;
  font-size: 1.35rem;
  line-height: 1.3;
}

.event-grid {
  list-style: none;
  margin: 0 0 2rem;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.event-grid > li {
  margin: 0;
  padding: 0;
}

.event-card {
  position: relative;
  display: flex;
  align-items: flex-end;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-radius: 6px;
  background-color: #101827;
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  color: #ffffff;
  text-decoration: none;
  box-shadow: 0 1px 4px rgba(16, 24, 39, 0.16);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.event-card--logo {
  background-color: #f4f5f0;
  background-image: url("../images/uk-ai.svg");
  background-size: 78% auto;
  background-position: center 40%;
}

.event-card::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 48%;
  background: linear-gradient(to top, rgba(16, 24, 39, 0.88), rgba(16, 24, 39, 0));
  pointer-events: none;
}

.event-card__name {
  position: relative;
  z-index: 1;
  margin: 0;
  padding: 0.85rem 1rem 0.9rem;
  color: #ffffff;
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.3;
}

.event-card__badge {
  position: absolute;
  top: 0.7rem;
  right: 0.7rem;
  z-index: 1;
  padding: 0.22rem 0.55rem;
  border-radius: 999px;
  background: #297373;
  color: #ffffff;
  font-size: 0.75rem;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: 0.01em;
}

.event-card:hover,
.event-card:focus-visible {
  color: #ffffff;
  text-decoration: none;
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(16, 24, 39, 0.22);
}

.event-card:hover .event-card__name,
.event-card:focus-visible .event-card__name {
  color: #ffffff;
}

.event-card:focus-visible {
  outline: 2px solid #297373;
  outline-offset: 3px;
}

@media (min-width: 640px) {
  .event-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 900px) {
  .event-grid {
    grid-template-columns: 1fr 1fr 1fr;
  }
}