.atuacao {
  padding: 100px 24px;
  background: linear-gradient(135deg, #f2f2f2, #dcdcdc);
}

.atuacao-container {
  max-width: 1100px;
  margin: 0 auto;
  text-align: center;
}

/* Texto */
.atuacao-texto h2 {
  font-size: 2.3rem;
  color: var(--azul-principal);
  margin-bottom: 20px;
  font-weight: 700;
}

.atuacao-texto p {
  font-size: 1.05rem;
  color: #555;
  max-width: 680px;
  margin: 0 auto 56px;
  line-height: 1.6;
}

/* Cards */
.atuacao-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  justify-items: center;
}

/* Forçar segunda linha com 2 cards centralizados */
.atuacao-card:nth-child(4),
.atuacao-card:nth-child(5) {
  grid-column: span 1;
}

.atuacao-cards::after {
  content: '';
}

/* Card */
.atuacao-card {
  width: 100%;
  max-width: 260px;
  background: #f2f6fc;
  border-radius: 18px;
  padding: 36px 20px 40px;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.08);
  transition: all 0.3s ease;
  text-align: center;
}

/* Ícone circular */
.atuacao-icon {
  width: 70px;
  height: 70px;
  margin: 0 auto 18px;
  border-radius: 50%;
  overflow: hidden; /* ESSENCIAL */
  background: transparent;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.12);
  transition: all 0.3s ease;
}

.atuacao-icon img {
  width: 100%;
  height: 100%;
  object-fit: cover; /* preenche 100% */
  display: block;
}

/* Texto */
.atuacao-card span {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--azul-principal);
}

/* Hover elegante */
.atuacao-card:hover {
  transform: translateY(-6px);
  background: var(--azul-secundario);
  box-shadow: 0 20px 45px rgba(0, 0, 0, 0.15);
}

.atuacao-card:hover span {
  color: #ffffff;
}

.atuacao-card:hover .atuacao-icon {
  background: #ffffff;
  transform: scale(1.05);
}

/* Responsivo */
@media (max-width: 900px) {
  .atuacao-cards {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 600px) {
  .atuacao-cards {
    grid-template-columns: 1fr;
  }
}