body {
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  background: linear-gradient(135deg, #800020 0%, #ffb3de 100%);
}

/* Caja */
.login-box {
  width: 100%;
  max-width: 400px;
  padding: 30px;
  border-radius: 18px;
  background: linear-gradient(180deg, #fff7fc 0%, #fff0f8 100%);
  border: 1px solid #f3b2d2;
  box-shadow: 0 14px 30px rgba(98, 12, 56, 0.18);
  animation: fadeIn 0.6s ease;
}

.login-box h3 {
  color: #7d1d52;
  font-weight: 700;
}

.form-label {
  color: #962b64;
  font-weight: 600;
}

.form-control {
  border: 1px solid #e6a4c7;
  background-color: #fffafb;
}

.form-control:focus {
  border-color: #cc4f8c;
  box-shadow: 0 0 0 0.2rem rgba(204, 79, 140, 0.2);
  background-color: #ffffff;
}

#rules {
  background: #ffe8f4;
  border: 1px solid #f2b6d3;
  border-radius: 10px;
  padding: 10px 12px;
}

#rules p {
  margin-bottom: 0.35rem;
}

#rules .text-danger {
  color: #b3336f !important;
}

#rules .text-success {
  color: #7f2e70 !important;
}

.invalid-feedback {
  color: #ad2f6a;
}

.btn-primary {
  border: none;
  background: linear-gradient(90deg, #b83280 0%, #e85fa6 100%);
  font-weight: 600;
}

.btn-primary:hover,
.btn-primary:focus {
  background: linear-gradient(90deg, #a42a71 0%, #d65195 100%);
}

/* Animación */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Icono ojo */
#togglePassword {
  position: absolute;
  right: 10px;
  top: 38px;
  color: #9f2f67;
  cursor: pointer;
}

/* Transiciones suaves */
input {
  transition: all 0.3s ease;
}