/* Nav Tabs Base */
.nav {
  display: -ms-flexbox;
  display: flex;
  -ms-flex-wrap: wrap;
  flex-wrap: wrap;
  padding-left: 0;
  margin-bottom: 0;
  list-style: none;
}

.nav-tabs {
  border-bottom: 1px solid #dee2e6;
}

.nav-tabs .nav-item {
  margin-bottom: -1px;
}

.nav-tabs .nav-link {
  border: 1px solid transparent;
  border-top-left-radius: 0.25rem;
  border-top-right-radius: 0.25rem;
}

.nav-tabs .nav-link:hover,
.nav-tabs .nav-link:focus {
  border-color: #e9ecef #e9ecef #dee2e6;
}

.nav-tabs .nav-link.active {
  color: #495057;
  background-color: #fff;
  border-color: #dee2e6 #dee2e6 #fff;
}

.nav-tabs .nav-item.show .nav-link {
  color: #495057;
  background-color: #fff;
  border-color: #dee2e6 #dee2e6 #fff;
}

.nav-link {
  display: block;
  padding: 0.5rem 1rem;
}

.nav-link:hover,
.nav-link:focus {
  text-decoration: none;
}

.nav-link.disabled {
  color: #6c757d;
  pointer-events: none;
  cursor: default;
}

/* Tab Content */
.tab-content > .tab-pane {
  display: none;
}

.tab-content > .active {
  display: block;
}

.fade {
  transition: opacity 0.15s linear;
}

@media (prefers-reduced-motion: reduce) {
  .fade {
    transition: none;
  }
}

.fade:not(.show) {
  opacity: 0;
}

/* Nav Tabs Pills (alternatif stiller) */
.nav-pills .nav-link {
  border-radius: 0.25rem;
}

.nav-pills .nav-link.active,
.nav-pills .show > .nav-link {
  color: #fff;
  background-color: #007bff;
}