@media screen and (max-width: 768px) {
  th:nth-child(3),
  td:nth-child(3),
  th:nth-child(4),
  td:nth-child(4),
  th:nth-child(5),
  td:nth-child(5) {
    display: none;
  }

  table {
    font-size: 14px;
  }
}

@media screen and (max-width: 480px) {
  th,
  td {
    padding: 6px;
  }
}

/* Tablets e telas médias */
@media (max-width: 1024px) {
  .container {
    padding: 15px;
  }

  h1 {
    font-size: 2.8rem;
  }

  .subtitle {
    font-size: 1.2rem;
    padding: 8px 15px 8px 15px;
  }

  .cards-container {
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 15px;
  }
}

/* Tablets menores e telas médias-pequenas */
@media (max-width: 768px) {
  header {
    padding: 25px 0;
  }

  .logo {
    min-width: 60px;
  }

  h1 {
    font-size: 2.4rem;
  }

  .subtitle {
    font-size: 1.1rem;
    max-width: 100%;
  }

  .social-icons {
    position: relative;
    top: 0;
    margin-top: 20px;
    width: 100%;
    justify-content: center;
  }

  .filter-item {
    min-width: 200px;
  }

  .card {
    padding: 15px;
  }
}

/* Smartphones */
@media (max-width: 480px) {
  header {
    padding: 20px 0;
    margin-bottom: 25px;
  }

  .logo-container {
    gap: 15px;
  }

  .logo {
    min-width: 50px;
  }

  h1 {
    font-size: 2rem;
  }

  .subtitle {
    font-size: 1rem;
    padding: 8px 12px;
  }

  .filter-panel {
    padding: 15px;
  }

  .filter-group {
    gap: 12px;
  }

  .filter-item {
    min-width: 100%;
  }

  .filter-item label {
    font-size: 0.9rem;
  }

  .filter-item input,
  .filter-item select {
    padding: 10px 12px;
  }

  .card-empresa {
    font-size: 1rem;
  }

  .card-titulo {
    font-size: 1.1rem;
    margin-bottom: 16px;
  }

  .card-tags {
    flex-wrap: wrap;
  }

  .tag {
    font-size: 0.85rem;
    padding: 4px 12px 4px 24px;
  }

  .card-link {
    padding: 6px 16px;
    font-size: 0.9rem;
  }

  .load-more-button {
    padding: 10px 20px;
    font-size: 0.95rem;
  }

  .applied-filters {
    gap: 8px;
  }

  .filter-tag {
    font-size: 0.85rem;
    padding: 4px 10px;
  }

  .clear-all-filters {
    font-size: 0.85rem;
    padding: 4px 10px;
  }
}

/* Ajustes para telas muito pequenas */
@media (max-width: 360px) {
  h1 {
    font-size: 1.8rem;
  }

  .subtitle {
    font-size: 0.95rem;
  }

  .card {
    padding: 12px;
  }

  .card-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .card-data {
    font-size: 0.85rem;
  }

  .card-footer {
    flex-direction: column;
    align-items: stretch;
  }

  .card-link {
    text-align: center;
    justify-content: center;
  }
}

/* Ajustes para telas ultrawide */
@media (min-width: 1440px) {
  .container {
    max-width: 1400px;
  }

  .cards-container {
    grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  }
}