/* ================= CADASTRO EXPANSÍVEL ================= */

.cadastro-expansivel {
    padding: 20px 0px;
    text-align: center;
    background: linear-gradient(180deg, #ffffff, #fafafa);
  }
  
  /* BOTÃO */
  .btn-abrir-cadastro {
    background: linear-gradient(135deg, #c70000, #ff4d4d);
    color: #fff;
    border: none;
    border-radius: 18px;
    padding: 22px 40px;
    font-size: 22px;
    font-weight: 900;
    cursor: pointer;
    box-shadow: 0 20px 50px rgba(199,0,0,0.45);
    transition: transform .3s ease, box-shadow .3s ease;
  }
  
  .btn-abrir-cadastro:hover {
    transform: translateY(-4px);
    box-shadow: 0 30px 70px rgba(199,0,0,0.55);
  }
  
  /* CONTAINER DO FORM */
  #cadastro-container {
    max-width: 900px;
    margin: 50px auto 0;
    overflow: hidden;
    transition: all .6s ease;
  }
  
  /* FECHADO */
  .cadastro-fechado {
    max-height: 0;
    opacity: 0;
    transform: translateY(-20px);
    pointer-events: none;
  }
  
  /* ABERTO */
  .cadastro-aberto {
    max-height: 9999px;
    opacity: 1;
    transform: translateY(0);
    pointer-events: all;
  }
  
  /* MOBILE */
  @media (max-width: 768px) {
    .btn-abrir-cadastro {
      font-size: 18px;
      padding: 18px 28px;
      border-radius: 14px;
    }
  
    .cadastro-expansivel {
      padding: 90px 15px;
    }
  }