.nav-link.active {
  background: linear-gradient(-45deg, #ee7752, #e73c7e, #23a6d5, #23d5ab);
  background-size: 400% 400%;
  animation: gradient 8s ease infinite;
}

.nav-link.active .stepper-number span {
  background: linear-gradient(-45deg, #ee7752, #e73c7e, #23a6d5, #23d5ab);
  animation: gradient 8s ease infinite;
  background-size: 400% auto;
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

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

.stepper-number {
  width: 24px !important;
  text-align: center;
  margin-right: 1rem;
}

.nav-item .completed {
  background: linear-gradient(-45deg, #ee7752, #e73c7e, #23a6d5, #23d5ab);
  animation: gradient 8s ease infinite;
  background-size: 200% auto;
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.nav-link.active .stepper-number {
  background-color: #fff;
  color: linear-gradient(-45deg, #ee7752, #e73c7e, #23a6d5, #23d5ab);
  border-radius: 4px;
}

.mt--185px {
  margin-top: -185px !important;
}

.invalid-feedback.show {
  display: block !important;
}

/* Estilos para campos obligatorios en formularios laterales */
.required-field {
    border-left: 3px solid #dc3545;
}

.required-field:focus {
    border-left-color: #dc3545;
    box-shadow: 0 0 0 0.2rem rgba(220, 53, 69, 0.25);
}

.required-field.is-valid {
    border-left-color: #198754;
}

.card-header .text-danger {
    font-weight: normal;
}

/* Mejoras visuales para los formularios laterales */
.card.shadow {
    transition: box-shadow 0.3s ease;
}

.card.shadow:hover {
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.175) !important;
}

.btn-sm {
    transition: all 0.2s ease;
}

.btn-sm:hover {
    transform: translateY(-1px);
}

/* Status messages */
.alert {
    font-size: 0.875rem;
    margin-bottom: 0;
}

/* Indicador visual para campos completos */
.required-field.completed {
    border-left-color: #198754;
    background-color: rgba(25, 135, 84, 0.05);
}