/* ======== SEU ESTILO ORIGINAL ======== */
    .suporte-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
      gap: 70px;
      max-width: 1000px;
      margin: 30px auto;
      padding: 0 20px;
    }

    .card {
      background: white;
      border-radius: 10px;
      padding: 20px;
      box-shadow: 0 4px 10px rgba(0,0,0,0.1);
      text-align: center;
      cursor: pointer;
      transition: transform 0.3s ease;
    }

    .card:hover {
      transform: translateY(-5px);
    }

    .card h3 {
      color: #333;
      margin-bottom: 15px;
      font-size: 1.2em;
    }

    .card p {
      color: #666;
      font-size: 1.0em;
      line-height: 1.4;
    }

    .search-box {
      max-width: 400px;
      margin: 20px auto;
    }

    .search-box input {
      width: 100%;
      padding: 12px;
      border: 1px solid #ddd;
      border-radius: 25px;
      font-size: 16px;
      outline: none;
    }

    /* ======== MODAL ESTILO ======== */
    .modal {
      display: none; 
      position: fixed;
      z-index: 1000;
      left: 0;
      top: 0;
      width: 100%;
      height: 100%;
      overflow: auto;
      background-color: rgba(0,0,0,0.6);
    }

    .modal-content {
      background-color: #fff;
      margin: 10% auto;
      padding: 25px;
      border-radius: 10px;
      width: 90%;
      max-width: 500px;
      box-shadow: 0 5px 15px rgba(0,0,0,0.3);
      position: relative;
      text-align: left;
    }

    .close {
      color: #aaa;
      position: absolute;
      top: 15px;
      right: 20px;
      font-size: 28px;
      font-weight: bold;
      cursor: pointer;
    }

    .close:hover {
      color: #000;
    }

    /* ======== RESPONSIVIDADE ======== */
    @media (max-width: 768px) {
      .suporte-grid {
        grid-template-columns: 1fr;
        gap: 15px;
        margin: 20px auto;
        padding: 0 15px;
      }

      .card {
        padding: 15px;
      }

      .modal-content {
        margin: 25% auto;
      }
    }