Grid Item Hover Effect

.grid-container {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  padding: 20px;
}
.grid-item {
  height: 200px;
  border-radius: 12px;
  background: #fff;
  box-shadow: 0 4px 6px rgba(0,0,0,0.1);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  overflow: hidden;
  position: relative;
}
.grid-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(45deg, #84fab0 0%, #8fd3f4 100%);
  opacity: 0;
  transition: opacity 0.3s ease;
}
.grid-item:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: 0 20px 25px rgba(0,0,0,0.15);
}
.grid-item:hover::before {
  opacity: 0.8;
}