tabler/core/scss/layout/_dark.scss

@use 'sass:color';

// stylelint-disable declaration-no-important

@if $enable-dark-mode {
  :root {
    &:not(.theme-dark):not([data-bs-theme='dark']) {
      .hide-theme-light {
        display: none !important;
      }

      .img-dark {
        display: none !important;
      }
    }

    &.theme-dark,
    &[data-bs-theme='dark'] {
      .hide-theme-dark {
        display: none !important;
      }

      .img-light {
        display: none !important;
      }
    }
  }

  @include color-mode(dark, true) {
    color-scheme: dark;
    --#{$prefix}body-color: var(--#{$prefix}gray-200);
    --#{$prefix}secondary: var(--#{$prefix}gray-400);

    --#{$prefix}body-bg: var(--#{$prefix}gray-900);
    --#{$prefix}emphasis-color: #{$body-emphasis-color-dark};
    --#{$prefix}emphasis-color-rgb: #{to-rgb($body-emphasis-color-dark)};

    --#{$prefix}bg-forms: var(--#{$prefix}gray-900);
    --#{$prefix}bg-surface: var(--#{$prefix}gray-800);
    --#{$prefix}bg-surface-inverted: var(--#{$prefix}gray-100);
    --#{$prefix}bg-surface-secondary: var(--#{$prefix}gray-900);
    --#{$prefix}bg-surface-tertiary: var(--#{$prefix}gray-800);

    --#{$prefix}text-inverted: var(--#{$prefix}gray-800);

    --#{$prefix}link-color: var(--#{$prefix}primary);
    --#{$prefix}link-hover-color: color-mix(in srgb, var(--#{$prefix}primary), black 20%);

    --#{$prefix}active-bg: #{$lighten-dark};
    --#{$prefix}disabled-color: #{color-transparent(var(--#{$prefix}body-color), 0.4)};

    --#{$prefix}border-color: var(--#{$prefix}gray-700);
    --#{$prefix}border-color-translucent: var(--#{$prefix}dark-mode-border-color-translucent);
    --#{$prefix}border-dark-color: var(--#{$prefix}dark-mode-border-dark-color);
    --#{$prefix}border-active-color: var(--#{$prefix}dark-mode-border-active-color);

    --#{$prefix}btn-color: #{$darken-dark};

    .navbar-brand-autodark {
      .navbar-brand-image {
        @include autodark-image;
      }
    }
  }

  body[data-bs-theme='dark'] [data-bs-theme='light'] {
    @extend [data-bs-theme='dark'];
  }
}