* {
  box-sizing: border-box;
  font-family: Arial, Helvetica, sans-serif;
}

body.bg {
  min-height: 100vh;
  background: #f5f6fa; /* branco suave (melhor que branco puro) */
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Card do login */
.login-box {
  width: 100%;
  max-width: 360px;
  background: #ffffff;
  padding: 32px;
  border-radius: 16px;
  text-align: center;
  box-shadow: 0 20px 40px rgba(0,0,0,0.12);
}

/* Logo */
.logo {
  margin: 0;
  font-size: 32px;
  color: #5b2cff;
}

/* Subtítulo */
.subtitle {
  font-size: 14px;
  color: #666;
  margin: 10px 0 24px;
}

/* Inputs */
.login-box input {
  width: 100%;
  padding: 12px 14px;
  margin-bottom: 14px;
  border-radius: 10px;
  border: 1px solid #ddd;
  font-size: 14px;
}

.login-box input:focus {
  outline: none;
  border-color: #5b2cff;
}

/* Botão */
.login-box button {
  width: 100%;
  padding: 12px;
  margin-top: 10px;
  border: none;
  border-radius: 10px;
  background: #5b2cff;
  color: #fff;
  font-size: 15px;
  font-weight: bold;
  cursor: pointer;
  transition: 0.2s;
}

.login-box button:hover {
  opacity: 0.9;
}

/* Erro */
.error {
  display: block;
  color: #e63946;
  font-size: 13px;
  margin-bottom: 12px;
}

/* Link cadastro */
.link {
  margin-top: 18px;
  font-size: 13px;
}

.link a {
  color: #5b2cff;
  text-decoration: none;
}

/* Mobile */
@media (max-width: 480px) {
  .login-box {
    padding: 24px;
    border-radius: 14px;
  }

  .logo {
    font-size: 28px;
  }
}