.responsive-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
  }

  @media (max-width: 992px) {
    .responsive-grid {
      grid-template-columns: repeat(2, 1fr);
    }
  }

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

  .card {
    padding: 15px;
    background: #f9f9f9;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
  }