dcat-admin2/resources/assets/dcat/sass/theme/_dark.scss

@mixin dark-scrollbar($selector) {
  #{$selector}::-webkit-scrollbar {
    width: 12px;
  }
  #{$selector}::-webkit-scrollbar-track {
    background-color: $body-dark-bg;
  }
  #{$selector}::-webkit-scrollbar-thumb {
    background-color: $body-darker-color;
    border-radius: .4rem;
  }
}

@include dark-scrollbar('body.dark-mode');

body.dark-mode {
  background-color: $body-dark-bg;
  color: $body-dark-font-color;

  .content-wrapper, .main-footer {
    background: $body-dark-bg;
  }

  .bg-white {
    background: $body-dark-bg!important;
  }

  a {
    color: lighten($primary, 1%);

    &:hover {
      color: darken($primary, 4%);
    }
  }

  .grid-column-header a {
    color: darken($body-dark-font-color, 15%);
  }
  .grid-column-header a:hover, .grid-column-header a.active {
    color: lighten($primary, 1%);
  }

  h1, h2, h3, h4, h5, h6 {
    color: $body-dark-heading-color;
  }

  p, small, label {
    color: $body-dark-font-color;
  }

  .label {
    color: darken($white, 2.5%);
  }

  .dcat-loading {
    background-color: inherit!important;
  }

  // ------- button
  .btn.btn-white,
  .btn.btn-default,
  .btn.btn-light {
    color: $body-dark-font-color;
    background-color: $body-dark-color;
    border-color: $body-dark-color;
  }
  .btn.btn-white:hover,
  .btn.btn-white:focus,
  .btn.btn-default:hover,
  .btn.btn-light:hover {
    color: lighten($body-dark-font-color, 2%)!important;
  }
  .btn.btn-light,
  .bg-light {
    color: $body-dark-font-color!important;
    background-color: $body-dark-bg!important;
    border-color: $body-dark-bg!important;
  }
  .bg-default {
    background-color: $body-dark-color!important;
    color: $body-dark-font-color!important;
  }

  .btn-light:hover, .btn-light:focus {
    color: lighten($body-dark-font-color, 1.2%)!important;
  }
  .btn.btn-primary:not(.btn-outline),
  .btn.btn-warning:not(.btn-outline),
  .btn.btn-success:not(.btn-outline),
  .btn.btn-info:not(.btn-outline),
  .btn.btn-danger:not(.btn-outline),
  .btn.btn-custom:not(.btn-outline) {
    color: darken($white, 8%)
  }

  hr {
    border-color: $body-dark-border-color;
  }

  // ------ pre
  pre {
    background-color: $body-dark-color;
    border: 0;
    color: $body-dark-font-color;

    code {
      background-color: inherit;
      .operator,
      .url {
        background-color: $body-content-dark-bg;
      }
    }
  }
  code {
    background-color: $body-content-dark-bg;
    color: $gray-600!important;
  }
  kbd {
    background-color: $body-content-dark-bg;
  }

  .text-dark {
    color: $gray-600 !important;
  }


  .header-navbar {
    background-color: $body-dark-color;
    .navbar-container {
      .nav {
        .nav-item {
          .nav-link {
            color: $body-dark-font-color;
            background-color: transparent;
            i {
              color: $body-dark-font-color;
            }
          }
        }
      }
    }
    &.navbar-static-top {
      background-color: transparent;
    }
    &[class*="bg-"] {
      .navbar-nav {
        .nav-item {
          .nav-link {
            background-color: inherit;
          }
        }
      }
    }
  }


  // ------ dropdown
  .dropdown-toggle {
    &:hover {
      i,
      &:after {
        color: $white;
      }
    }
  }
  .dropdown .dropdown-menu {
    box-shadow: $shadow-200;
  }
  .dropdown-menu {
    background-color: $body-dark-color;
    &:before {
      background: $body-dark-color;
    }
    .dropdown-item:hover,
    .dropdown-item:focus {
      background: $body-darker-color;
    }
    .dropdown-item {
      color: $body-dark-font-color;
    }
    .form-control {
      background-color: $body-dark-color;
    }
    .dropdown-divider {
      border-color: $body-dark-border-color;
    }
  }
  .dropdown-item a, .dropdown-menu label {
    color: $body-dark-font-color;
  }


  .modal {
    .modal-header,
    .modal-header[class*="bg-"] {
      border-color: $body-dark-border-color;
      background-color: lighten($body-dark-color, 1%);
      .close {
        span {
          color: $white50;
        }
      }
    }
    .modal-content,
    .modal-body,
    .modal-footer {
      background-color: lighten($body-dark-color, 1%);
    }
  }

  .pagination {
    &:not([class*="pagination-"]) {
      .page-item {
        &.active {
          background-color: $body-content-dark-bg;
          .page-link {
            &:hover {
              color: $white;
            }
          }
        }
        .page-link {
          background-color: $body-content-dark-bg;
          color: $body-dark-font-color;
        }
        &.prev-item,
        &.next-item {
          .page-link:hover {
            color: $white;
          }
        }
      }
    }
    &[class*="pagination-"] {
      .page-item:not(.active):not(:hover) {
        .page-link {
          background-color: $body-darker-color;
          color: $body-dark-font-color;
        }
      }
      .page-item {
        &:not(.active) {
          .page-link:hover {
            background-color: $body-content-dark-bg;
          }
        }
        &.active {
          background-color: $body-dark-color;
        }
      }
    }
  }

  .nav {
    .nav-item {
      .nav-link {
        color: $body-dark-font-color;
        //&.active,
        //&:hover {
        //  color: $primary;
        //}
      }
    }
  }

  // ------ popover
  .popover {
    &[x-placement="top"] {
      .arrow {
        &:after {
          border-top-color: $body-dark-color;
        }
      }
    }
    &[x-placement="bottom"] {
      .arrow {
        &:after {
          border-bottom-color: $body-dark-color;
        }
      }
    }
    &[x-placement="left"] {
      .arrow {
        &:after {
          border-left-color: $body-dark-color;
        }
      }
    }
    &[x-placement="right"] {
      .arrow {
        &:after {
          border-right-color: $body-dark-color;
        }
      }
    }

    .popover-body {
      background-color: $body-dark-color;
      color: $body-dark-font-color;
    }
  }

  // ------ tab
  .nav.nav-tabs {
    border-color: lighten($body-dark-border-color, 10%);
  }

  // ------ table
  @include dark-scrollbar('.table-responsive[data-pattern=priority-columns]');

  .table.default-table td,
  .table.default-table th {
    border-color: $body-dark-border-color!important;
  }
  .table.default-table {
    th {
      background: darken($body-dark-bg, 3%);
    }
  }

  .table {
    background-color: $body-dark-table-bg;
    padding: 0 1rem;

    th, td {
      border-color: $body-dark-border-color;
    }

    .thead,
    tbody {
      tr:not([class*="table-"]) {
        th,
        td {
          border: 0;
          color: $body-dark-font-color;
          code {
            background-color: $body-dark-color;
          }
        }
      }
    }
    thead {
      tr {
        th {
          border: 0;
          background-color: $body-dark-table-bg;
          color: $body-dark-font-color;
        }
      }
    }
    tbody {
      tr {
        background: $body-content-dark-bg!important;

        &[class*="table-"] {
          td,
          th {
            background-color: unset;
            color: $black;
            border-color: $body-dark-border-color;
          }
        }
        &.table-dark {
          td,
          th {
            color: $white;
          }
        }
        &.table-active {
          td,
          th {
            color: $body-dark-font-color;
          }
        }
        th {
          background-color: $body-content-dark-bg;
        }
        td {
          background-color: $body-content-dark-bg;
          color: $body-dark-font-color;
        }
      }
    }

    &.table-bordered {
      border: 1px solid $body-dark-border-color;
      thead,
      tbody {
        tr {
          th,
          td {
            border: 1px solid $body-dark-border-color;
          }
        }
      }
    }

    &.table-hover {
      tbody {
        tr {
          &:hover {
            background-color: $body-dark-color;
          }
          th,
          td {
            background-color: unset;
          }
        }
      }
    }

    &.table-striped {
      tbody {
        tr {
          &:nth-of-type(odd) {
            background-color: $body-dark-color;
          }
          td,
          th {
            background-color: unset;
          }
        }
      }
    }

  }

  .table.table-bordered {
    padding: 0;
  }

  .card, .box {
    background: $body-dark-color;
  }
  .box.box-solid.box-default {
    background-color: $body-dark-bg;
  }

  .dd-handle,
  .card.dcat-box .card-header,
  .box-header.with-border,
  .with-border,
  .box.box-solid.box-default {
    border-bottom: 1px solid $body-dark-border-color;
    border-color: $body-dark-border-color!important;
  }

  .box .box-footer, .card .box-footer {
    border-color: $body-dark-border-color;
  }

  .dd-handle {
    background: darken($body-dark-bg, 2%);
    color: $body-dark-font-color
  }
  .dd-item > button:before {
    color: $body-dark-font-color
  }

  // ----- 滚动条

  // ----- form
  .input-group-prepend,
  .input-group-append,
  .input-group-addon,
  .input-group-text {
    background-color: $body-dark-bg;
    border-color: $body-dark-border-color;
    color: $body-dark-font-color!important;
  }

  input::-webkit-input-placeholder{
    color: darken($body-dark-font-color, 1.2%)!important;
  }
  input:-moz-placeholder{
    color: darken($body-dark-font-color, 1.2%)!important;
  }
  input::-moz-placeholder{
    color: darken($body-dark-font-color, 1.2%)!important;
  }
  input:-ms-input-placeholder {
    color: darken($body-dark-font-color, 1.2%)!important;
  }
  .help-block {
    color: darken($body-dark-font-color, 1.2%)!important;
  }

  @include dark-scrollbar('.select2-container--default .select2-results>.select2-results__options');
  .select2-container--default .select2-selection--single,
  .select2-container--default .select2-selection--multiple,
  .form-control {
    background: $body-dark-bg;
    color: $body-dark-font-color!important;
    border-color: $body-dark-border-color!important;
  }
  .select2-container--default .select2-selection--single .select2-selection__rendered {
    color: $body-dark-font-color!important;
  }

  .select2-container--default .select2-search--dropdown .select2-search__field {
    background: $body-dark-bg!important;
    color: $body-dark-font-color!important;
  }

  .select2-container--default .select2-search--dropdown .select2-search__field,
  .select2-container--default .select2-selection--multiple {
    border-color: $body-dark-border-color!important;
  }

  //.select2-container--default .select2-selection--multiple .select2-selection__rendered li:first-child.select2-search.select2-search--inline .select2-search__field {
  //  color: $body-dark-font-color!important;
  //}
  .select2-container--default .select2-results>.select2-results__options {
    background: $body-dark-color!important;
  }
  .select2-dropdown {
    background: $body-dark-color!important;
  }
  .select2-container--default .select2-results__option[aria-selected=true],
  .select2-container--default .select2-results__option--highlighted[aria-selected] {
    background: $body-darker-color!important;
    color: $body-dark-font-color!important;
  }

  .dataTables_filter .form-control {
    background: $body-dark-table-bg;
    color: $body-dark-font-color;
  }

  // 滚动条
  @include dark-scrollbar('.layui-layer-page .layui-layer-content');
  .layui-layer {
    background-color: lighten($body-dark-color, 1%)!important;
  }
  .layui-layer-title {
    background-color: lighten($body-dark-color, 1%)!important;
    border-bottom: 1px solid $body-dark-border-color!important;
    color: $body-dark-font-color!important;
  }
  .layui-layer-btn1 {
    border-color: $body-dark-color!important;
    background: $body-dark-color!important;
  }

  .layui-layer-setwin .layui-layer-min cite:before,
  .layui-layer-setwin .layui-layer-max:before,
  .layui-layer-setwin .layui-layer-close1:before {
    color: $body-dark-font-color!important;
  }

  .web-uploader {
    .placeholder {
      border-width: 2px;
      border-color: darken($body-dark-font-color, 7%)!important;
    }
    .filelist li {
      background: $body-dark-color!important;
    }
    .queueList {
      border-color: $body-dark-border-color!important;
    }

    .statusBar .info,
    .filelist li p.title {
      color: $body-dark-font-color!important;
    }
  }

  // ----- slider
  .slider-panel {
    background-color: lighten($body-dark-color, 1.1%);
  }
  .right-side-filter-container .header {
    border-color: $body-dark-border-color;
    background-color: lighten($body-dark-color, 1.1%);;
  }

  // ----- sweet2
  .swal2-popup {
    background: $body-dark-color;

    h2 {
      color: $body-dark-font-color
    }
  }
  .swal2-content {
    color: darken($body-dark-font-color, 1.5%)
  }


  // ---- quick create
  .quick-create {
    td {
      background-color: lighten($body-dark-color, 3%)!important;
      color: darken($body-dark-font-color, 5%)
    }
  }

  // ----- iconpicker
  @include dark-scrollbar('.iconpicker .iconpicker-items');

  .iconpicker-popover.popover .popover-title,
  .iconpicker .iconpicker-items,
  .iconpicker-popover.popover {
    background: $body-dark-color!important;
    border-color: $body-dark-border-color!important;
  }

  .iconpicker-popover.popover .popover-title,
  .iconpicker-popover.popover.bottom>.arrow:after,
  .iconpicker-popover.popover.bottomRight>.arrow:after, .iconpicker-popover.popover.bottomLeft>.arrow:after {
    border-color: $body-dark-color;
  }

  // ----- alert
  .alert.alert-danger {
    h3, h4, h5 {
      color: $danger;
    }
  }
  .alert.alert-success {
    h3, h4, h5 {
      color: $success;
    }
  }
  .alert.alert-info {
    h3, h4, h5 {
      color: $info;
    }
  }
  .alert.alert-primary {
    h3, h4, h5 {
      color: $primary-darker;
    }
  }
  .alert.alert-warning {
    h3, h4, h5 {
      color: darken($warning, 5%);
    }
  }

  .callout {
    background: darken($body-dark-bg, 3%);
    border-color: #8e9aac;

    h3, h4, h5 {
      color: lighten($body-dark-font-color, 5%);
    }
  }
  
  // ----- apexcharts
  .apexcharts-legend-series {
    .apexcharts-legend-text {
      color: $body-dark-font-color !important;
    }
  }
  .apexcharts-radialbar-track {
    path {
      stroke: $body-dark-bg;
    }
  }
  .apexcharts-inner {
    polygon {
      stroke: $body-dark-table-bg !important;
      fill: $body-dark-bg !important;
    }
  }
  .apexcharts-pie-series {
    path {
      stroke: $body-dark-bg;
    }
  }
  .apexcharts-menu {
    background-color: $body-dark-bg;
    border: 0;
  }
  .apexcharts-toolbar {
    .apexcharts-zoom-in-icon,
    .apexcharts-zoom-out-icon,
    .apexcharts-zoom-icon,
    .apexcharts-menu-icon,
    .apexcharts-reset-zoom-icon {
      &:hover {
        svg {
          fill: $body-dark-font-color;
        }
      }
    }
  }

}