wagtail/client/scss/core.scss

/* =============================================================================
/*  Wagtail CMS main stylesheet
/* =============================================================================

REFERENCE

  * We organize our styles based on a combination of ITCSS and
    the Sass 7-1 pattern.
  * Classes should be written using BEM, which we modify to include a prefix.
  * Every BEM block should have its own file.

┌────────────┬────────────────────────┬──────────────┬────────┐
│ Folder     │ Contents               │ ITCSS level  │ Prefix │
├────────────┼────────────────────────┼──────────────┼────────┤
│ settings   │ variables, maps, fonts │ 1 Settings   │        │
│ tools      │ mixins, functions      │ 2 Tools      │        │
│ generic    │ resets                 │ 3 Generic    │        │
│ elements   │ elements, no classes   │ 4 Elements   │        │
│ objects    │ classes                │ 5 Objects    │ o-     │
│            │   layout               │              │        │
│ components │ classes                │ 6 Components │ c-     │
│            │   BEM blocks           │              │        │
│ overrides  │ classes                │ 7 Trumps     │ u-     │
│            │   overrides, utilities │              │        │
└────────────┴────────────────────────┴──────────────┴────────┘

SCSS: https://sass-lang.com/guide
ITCSS: https://www.creativebloq.com/web-design/manage-large-css-projects-itcss-101517528
Sass 7-1 pattern: https://gist.github.com/rveitch/84cea9650092119527bc
BEM: http://getbem.com/


OTHER PREFIXES

┌────────┬─────────┐
│ Prefix │ Purpose │
├────────┼─────────┤
│ t-     │ theme   │
│ is-    │ state   │
└────────┴─────────┘

==============================================================================*/


/* SETTINGS
These are variables, maps, and fonts.
* No CSS should be produced by these files
*/

@import 'settings';


/* TOOLS
These are functions and mixins.
* No CSS should be produced by these files.
*/

@import 'tools';


/* GENERIC
This is for resets and other rules that affect large collections of bare elements.
* Changes to them should be very rare.
*/

// @import 'generic/generic';


/* ELEMENTS
These are base styles for bare HTML elements.
* Changes to them should be very rare.
*/

@import 'elements/elements';
@import 'elements/typography';
@import 'elements/forms';
@import 'elements/root';


/* OBJECTS
These are classes related to layout, known as 'objects' in ITCSS or OOCSS.
* This is for grids, wrappers, and other non-consmetic layout utilities.
* These classes are prefixed with `.o-`.
*/

@import 'objects/objects';
@import 'objects/avatar';


/* COMPONENTS
These are classes for components.
* These classes (unless legacy) are prefixed with `.c-`.
* React component styles live in the same folders as their React components,
  which is the preferred pattern over housing them in the scss folder.
*/

@import '../src/components/Transition/Transition';
@import '../src/components/LoadingSpinner/LoadingSpinner';
@import '../src/components/PublicationStatus/PublicationStatus';
@import '../src/components/Explorer/Explorer';
@import '../src/components/CommentApp/main';

// Legacy
@import 'components/icons';
@import 'components/tabs';
@import 'components/dropdown';
@import 'components/dropdown.legacy';
@import 'components/help-block';
@import 'components/modals';
@import 'components/forms';
@import 'components/button';
@import 'components/chooser';
@import 'components/tag';
@import 'components/listing';
@import 'components/messages';
@import 'components/messages.capability';
@import 'components/messages.status';
@import 'components/header';
@import 'components/progressbar';
@import 'components/main-nav';
@import 'components/indicator';
@import 'components/tooltips';
@import 'components/logo';
@import 'components/grid.legacy';
@import 'components/breadcrumb';
@import 'components/footer';
@import 'components/loading-mask';
@import 'components/media-placeholder';
@import 'components/human-readable-date';
@import 'components/link.legacy';
@import 'components/privacy-indicator';
@import 'components/status-tag';
@import 'components/button-select';
@import 'components/skiplink';
@import 'components/workflow-tasks';
@import 'components/switch';
@import 'components/comments-controls';
@import 'components/comments-notification-dropdown';
@import 'components/bulk_actions';

/* OVERRIDES
These are classes that provide overrides.
* Higher specificity is allowed here because these are overrides and imported last.
*/

// VENDOR: overrides of vendor styles.
@import 'overrides/vendor.datetimepicker';
@import 'overrides/vendor.tagit';


// UTILITIES: classes that do one simple thing.
@import 'overrides/utilities.hidden';
@import 'overrides/utilities.text';
@import 'overrides/utilities.dropdowns';
@import 'overrides/utilities.focus';
@import 'overrides/utilities.visuallyhidden';

// Legacy utilities
@import 'overrides/utilities.text.legacy';
@import 'overrides/utilities.legacy';


// PAGES: page-specific overrides
@import 'overrides/pages.homepage';
@import 'overrides/pages.page-explorer';