* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

.grelha-artigos {
  display: grid;
  grid-template-columns: repeat(3, 1fr); /*  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));*/
  gap: 20px;
  flex: 2;
  align-items: start;
  grid-auto-rows: 300px;
  margin: 0;
  padding: 0;
}

.card-clicavel {
  position: relative;
  display: block;
  overflow: hidden;
  border-radius: 12px;
  text-decoration: none;
  color: inherit;
  transition: transform 0.3s ease;
  height: 300px;
}

.card-clicavel img.capa {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
}

.card-clicavel .overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 40%;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.6), transparent);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding: 20px;
  box-sizing: border-box;
  transition: background 0.3s ease;
}

.card-clicavel .overlay h3 {
  color: #fff;
  font-size: 1.1rem;
  text-align: center;
  margin: 0;
  line-height: 1.3;
}

.card-clicavel:hover img.capa {
  transform: scale(1.05);
}

.card-clicavel:hover .overlay {
  background: linear-gradient(to top, rgba(0, 0, 0, 0.7), rgba(0,0,0,0.2));
}