tabler/scss/_dark.scss

// stylelint-disable declaration-no-important

@mixin dark-mode {
  &,
  .modal-content,
  .dropdown-menu,
  .example-bg {
    color: $dark-body-color;
    background: $dark-body-bg;
  }

  .card,
  .sidebar,
  .topbar {
    color: inherit;
    background: $dark;
  }

  .text-body {
    color: #afbdd1 !important;
  }

  .avatar-list-stacked .avatar {
    box-shadow: 0 0 0 2px #222226;
  }

  .navbar-brand-logo {
    filter: brightness(0) invert(1);
  }

  .form-fieldset {
    border-color: transparent;
  }

  .form-control,
  .form-select,
  .form-check-input:not(:checked) {
    background: transparent;
    border-color: $dark-border-color;
    color: inherit;
  }

  .input-group-text {
    border-color: $dark-border-color;
  }

  .brand-logo {
    filter: brightness(0) invert(1);
  }
}

@media not print {
  .theme-dark {
    @include dark-mode;
  }
}

@media not print and (prefers-color-scheme: dark) {
  .auto-theme-dark {
    @include dark-mode;
  }
}