/* Fundo com animação vermelho escuro */
.login-background {
  background: url('../images/fundo/comunicacao.jpg') center center/cover no-repeat;
  position: relative;
  height: 100%;
  padding: 50px;
}

.login-background::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(-45deg, #3f0000, #661111, #441111, #220000);
  background-size: 400% 400%;
  animation: animarFundo 15s ease infinite;
  opacity: 0.88;
  z-index: 0;
}

@keyframes animarFundo {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* Container do Login */
.login-container {
  position: relative;
  z-index: 1;
  max-width: 400px;
  margin: 60px auto;
  background: rgba(51, 0, 0, 0.85);
  padding: 40px;
  border-radius: 15px;
  box-shadow: 0 0 20px rgba(255, 77, 77, 0.3);
  border: 2px solid #ff4d4d;
  color: white;
  text-align: center;
}

.login-container h2 {
  margin-bottom: 25px;
  color: #ffb3b3;
}

/* Formulário */
.login-form {
  display: flex;
  flex-direction: column;
}

.login-form label {
  text-align: left;
  margin: 10px 0 5px;
  font-weight: bold;
}

.login-form input {
  padding: 12px;
  border: 2px solid #ff4d4d;
  border-radius: 8px;
  background-color: #330000;
  color: white;
  font-size: 14px;
  outline: none;
  transition: border 0.3s;
}

.login-form input:focus {
  border-color: #ff1a1a;
}

.forgot-link {
  display: block;
  text-align: right;
  margin: 10px 0 20px;
  color: #ff9999;
  font-size: 14px;
  text-decoration: none;
}

.forgot-link:hover {
  text-decoration: underline;
}

/* Botão */
.login-form button {
  background-color: #cc3333;
  color: white;
  padding: 12px;
  border: none;
  border-radius: 25px;
  font-size: 16px;
  cursor: pointer;
  transition: background-color 0.3s;
}

.login-form button:hover {
  background-color: #a30000;
}

/* Responsividade */
@media (max-width: 480px) {
  .login-container {
    width: 90%;
    padding: 30px 20px;
  }

  .login-form input {
    font-size: 15px;
  }

  .login-form button {
    font-size: 16px;
  }
}