body[data-page="materiais"] {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

body[data-page="materiais"] main {
  flex: 1;
  display: flex;
}

body[data-page="materiais"] .site-footer {
  margin-top: 0;
}

.materiais-empty.section {
  width: 100%;
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 0;
}

.materiais-empty-message {
  width: min(900px, 100%);
  margin: 0 auto;
  padding: 1.45rem 1.6rem;
  border-radius: var(--radius-md);
  border: 1px dashed rgba(127, 169, 255, 0.48);
  background: rgba(10, 18, 38, 0.62);
  color: var(--ink-700);
  text-align: center;
  font-size: clamp(1.18rem, 2.2vw, 1.55rem);
  line-height: 1.45;
}

@media (max-width: 640px) {
  .materiais-empty.section {
    padding: 0.5rem 0;
  }

  .materiais-empty-message {
    padding: 1.1rem 1rem;
    font-size: clamp(1.08rem, 4.8vw, 1.3rem);
  }
}