/* =========================
   STEP 4 – ASSINATURA (6 DÍGITOS)
   MESMO ESTILO DO STEP 3
========================= */

.step4-screen {
  max-width: 380px;
  margin: 0 auto;
  padding: 24px 20px 32px;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  background: #f7f7f7;
  min-height: 100vh;
}

.step4-screen h1 {
  font-size: 22px;
  font-weight: 600;
  color: #1c1c1c;
  margin-bottom: 18px;
}

/* =========================
   INPUTS ASSINATURA
========================= */

.step4-inputs {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 18px;
}

.step4-inputs input {
  width: 100%;
  max-width: 54px;
  height: 62px;
  border-radius: 10px;
  border: 2px solid #e0e0e0;
  background: #ffffff;
  text-align: center;
  font-size: 24px;
  font-weight: 600;
  outline: none;
  color: #1c1c1c;
}

.step4-inputs input:focus,
.step4-inputs input.filled {
  border-color: #1fa46b;
}

/* =========================
   EXIBIR ASSINATURA
========================= */

.step4-options {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 15px;
  color: #2b2b2b;
  margin-bottom: 12px;
}

.step4-options input {
  accent-color: #1fa46b;
}

/* =========================
   AVISO DE SEGURANÇA
========================= */

.step4-warning {
  font-size: 14px;
  color: #6a6a6a;
  line-height: 1.45;
  margin-bottom: 22px;
}

.step4-warning a {
  color: #1fa46b;
  text-decoration: none;
  font-weight: 500;
}

/* =========================
   BOTÃO CONFIRMAR
========================= */

#btnStep4 {
  width: 100%;
  height: 52px;
  border-radius: 26px;
  border: none;
  font-size: 17px;
  font-weight: 600;
  background: #cfcfcf;
  color: #ffffff;
  cursor: not-allowed;
  margin-bottom: 14px;
  transition: background 0.2s ease;
}

#btnStep4.active {
  background: #1fa46b;
  cursor: pointer;
}

/* =========================
   ESQUECI A ASSINATURA
========================= */

.step4-forgot {
  width: 100%;
  height: 52px;
  border-radius: 26px;
  border: 2px solid #1fa46b;
  background: #ffffff;
  color: #1fa46b;
  font-size: 17px;
  font-weight: 600;
  cursor: pointer;
}