/* Reset e fontes básicas */
body {
  font-family: 'Segoe UI', sans-serif;
  background-color: #f5f7fa;
  margin: 0;
  padding: 0;
  color: #333;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Estrutura principal */
main {
  width: 100%;
  min-height: 100vh;
  padding: 0px;
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
}

/* Container do formulário */
.container-wrapper {
  max-width: 1520px;
  width: 100%;
  display: flex;
  flex-direction: row;
  align-items: stretch;
  justify-content: center;
  background-color: #fff;
  border: 2px solid #ccc;
  border-radius: 12px;
  box-shadow: 0 2px 4px rgba(136, 136, 136, 0.6);
  overflow: hidden;
}

/* Imagem lado esquerdo */
.container-wrapper .imagem {
  flex: 2;
  max-width: 60%;
}

.container-wrapper .imagem img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* Conteúdo da direita */
.container-wrapper .resultado {
  flex: 1;
  padding: 40px;
  margin-top: 4%;
  background: #fff;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

/* Cabeçalho e títulos */
h2 {
  font-size: 24px;
  margin-bottom: 30px;
  color: #222;
  text-align: center;
}

/* Agrupamento dos campos */
.itens {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.itens label {
  font-weight: 600;
  margin-bottom: 8px;
  color: #444;
  font-size: 16px;
  display: block;
}

/* Inputs e selects */
.itens input,
.itens select {
  width: 100%;
  padding: 15px 16px;
  font-size: 16px;
  border: 1px solid #ccc;
  border-radius: 10px;
  background-color: #f9f9f9;
  transition: border-color 0.3s ease, box-shadow 0.2s ease;
  /* remove margin-bottom aqui */
  margin-bottom: 0;
  box-sizing: border-box;
}


.itens input:focus,
.itens select:focus {
  border-color: #0077ff;
  outline: none;
  background-color: #fff;
  box-shadow: 0 0 0 3px rgba(0, 119, 255, 0.1);
}

/* Botões gerais */
button {
  display: inline-block;
  width: 100%;
  max-width: 280px;
  padding: 14px 20px;
  font-size: 16px;
  font-weight: 600;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.3s ease;
  margin: 16px auto 0;
  box-sizing: border-box;
}

/* Agrupamento de botões finais */
.botoes-final {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 32px;
  flex-wrap: wrap;
}

.botoes-final button {
  width: 160px;
  padding: 12px 16px;
  font-size: 15px;
}

/* Estilos dos botões */
button.voltar {
  background-color: #f0f0f0;
  color: #333;
}

button.montagem {
  background-color: #28a745;
  color: #fff;
}

/* Efeitos hover e active para todos os botões */
button:hover,
.botoes-final button:hover {
  opacity: 0.95;
  transform: translateY(-1px);
}

button:active,
.botoes-final button:active {
  transform: scale(0.98);
}

/* Botão próximo */
.btn-proximo {
  display: block;
  margin: 25px auto 0;
  background-color: transparent;
  color: #007bff;
  border: 2px solid #007bff;
  padding: 10px 20px;
  border-radius: 8px;
  font-size: 15px;
  cursor: pointer;
  transition: all 0.3s ease;
  max-width: 280px;
  box-sizing: border-box;
}

.btn-proximo:hover {
  background-color: #007bff;
  color: #fff;
}

/* Etapas do formulário */
.etapa {
  opacity: 0;
  visibility: hidden;
  position: absolute;
  width: 100%;
  display: none;
  
}

.etapa.ativa {
  opacity: 1;
  visibility: visible;
  position: relative;
  display: block;
}

/* Campos inválidos */
.campo {
  margin-bottom: 14px; /* espaçamento entre grupos */
}
.campo select,
.campo input {
  border: 1px solid #ccc;
  padding: 8px;
  border-radius: 4px;
  box-sizing: border-box;
}

.campo-invalido {
  border-color: red !important;
}

/* Mensagem de erro */
.erro-mensagem {
  display: none;
  color: red;
  font-size: 0.85rem;
  margin-top: 4px;
}

/* Responsividade */

/* Smartphones pequenos até 480px */
@media (max-width: 480px) {
  .container-wrapper {
    max-width: 95%;
    flex-direction: column;
    padding: 20px;
    margin: auto;
    height: auto;
  }
  .container-wrapper .imagem {
    display: none !important;
  }
  .container-wrapper .resultado {
    flex: 1 1 100%;
    padding: 15px;
    margin-top: 0;
  }
  h2 {
    font-size: 18px;
  }
  .itens input,
  .itens select {
    font-size: 14px;
    padding: 12px;
  }
  .botoes-final {
    flex-direction: column;
    align-items: center;
    gap: 12px;
  }
  .botoes-final button {
    width: 100%;
  }
}

/* Celulares médios até 600px */
@media (max-width: 600px) {
  .container-wrapper {
    max-width: 90%;
    flex-direction: column;
    padding: 20px;
    margin: auto;
    height: auto;
  }
  .container-wrapper .imagem {
    display: none !important;
  }
  .container-wrapper .resultado {
    flex: 1 1 100%;
    padding: 20px;
    margin-top: 0;
  }
  h2 {
    font-size: 20px;
  }
  .botoes-final {
    flex-direction: column;
    gap: 12px;
  }
  .botoes-final button {
    width: 100%;
  }
}

/* Tablets até 768px */
@media (max-width: 768px) {
  .container-wrapper {
    max-width: 85%;
    flex-direction: column;
    padding: 20px;
    margin: auto;
    height: auto;
  }
  .container-wrapper .imagem {
    display: none !important;
  }
  .container-wrapper .resultado {
    flex: 1 1 100%;
    padding: 25px;
    margin-top: 0;
  }
  h2 {
    font-size: 22px;
  }
  .botoes-final {
    flex-direction: column;
    gap: 15px;
  }
  .botoes-final button {
    width: 100%;
  }
}

/* Laptops pequenos até 1024px */
@media (max-width: 1024px) {
  .container-wrapper {
    max-width: 80%;
    flex-direction: column;
    padding: 20px;
    margin: auto;
    height: auto;
  }
  .container-wrapper .imagem {
    display: none !important;
  }
  .container-wrapper .resultado {
    flex: 1 1 100%;
    padding: 30px;
    margin-top: 0;
  }
  h2 {
    font-size: 24px;
  }
  .botoes-final {
    flex-direction: column;
    gap: 18px;
  }
  .botoes-final button {
    width: 100%;
  }
}

/* Laptops maiores até 1366px */
@media (max-width: 1366px) {
  .container-wrapper {
    max-width: 80%;
    flex-direction: column;
    padding: 20px;
    margin: auto;
    height: auto;
  }
  .container-wrapper .imagem {
    display: none !important;
  }
  .container-wrapper .resultado {
    flex: 1 1 100%;
    padding: 30px;
    margin-top: 0;
  }
  h2 {
    font-size: 24px;
  }
  .botoes-final {
    flex-direction: column;
    gap: 18px;
  }
  .botoes-final button {
    width: 100%;
  }
}