mediawiki-skins-Vector/resources/skins.vector.styles/components/TableOfContentsPinned.less

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@import '../../common/variables.less';
@import '../../common/mixins.less';
.mw-table-of-contents-container {
// Needed for Grid-based layout
align-self: start;
height: 100%;
}
@media ( min-width: @min-width-desktop ) {
#mw-panel-toc {
.vector-toc-pinned & {
// Support: Chrome
// Work around sticky-positioned layers disabling subpixel text rendering (T327460).
// NOTE: This property has an effect similar to 'overflow: hidden', and will prevent elements
// inside of the panel from being rendered outside of its bounding box, even when they would
// be positioned there using absolute positioning, negative margin, transforms, etc.
// That's why the negative margins have to be applied here, instead of on #vector-toc.
contain: paint;
}
// FIXME: `.vector-feature-page-tools-disabled.vector-toc-pinned` can be removed when cached HTML no longer an issue.
.vector-feature-page-tools-disabled .vector-toc-pinned &,
.vector-feature-page-tools-disabled.vector-toc-pinned & {
// Align the left edge of the TOC text with the main menu button icon.
margin-left: -27px;
}
// FIXME: `.vector-feature-page-tools-enabled.vector-toc-pinned` can be removed when cached HTML no longer an issue.
.vector-feature-page-tools-enabled .vector-toc-pinned &,
.vector-feature-page-tools-enabled.vector-toc-pinned & {
// Align the left edge of the TOC text with the page container
margin-left: -@spacing-subsection-toggle;
}
}
#vector-toc-pinned-container {
// stylelint-disable-next-line plugin/no-unsupported-browser-features
position: sticky;
// The design spec specifies 30px of space from the top of the viewport to the top of the pinned TOC (excluding top padding).
top: @top-sticky-toc;
.vector-toc {
max-height: ~'calc( 100vh - @{top-sticky-toc} - @{max-height-bottom-spacing-scroll-indicator} )';
}
.vector-toc-pinned & {
// Default spacing separating the sidebar TOC from the main menu or viewport.
margin-top: 1.5em;
}
// FIXME: .vector-feature-page-tools-disabled.vector-toc-pinned can be removed when cached HTML no longer an issue.
.vector-feature-page-tools-disabled .vector-toc-pinned @{selector-main-menu-closed} ~ .mw-table-of-contents-container &,
.vector-feature-page-tools-disabled.vector-toc-pinned @{selector-main-menu-closed} ~ .mw-table-of-contents-container & {
// Needed to align TOC with bottom of title.
margin-top: @margin-top-pinned-toc;
}
// FIXME: .vector-feature-page-tools-enabled.vector-toc-pinned can be removed when cached HTML no longer an issue.
.vector-feature-page-tools-enabled.vector-feature-main-menu-pinned-disabled .vector-toc-pinned &,
.vector-feature-page-tools-enabled.vector-toc-pinned.vector-feature-main-menu-pinned-disabled & {
// Align TOC with bottom of title when main menu is not pinned but the TOC is
margin-top: @margin-top-pinned-toc;
}
.vector-feature-page-tools-enabled & .vector-toc {
padding-left: @spacing-subsection-toggle;
padding-right: @padding-horizontal-dropdown-menu-item;
}
// T302076: Add fade scrollable indicator when TOC is in sidebar
// Avoid showing indicator when the TOC is floating, or collapsed in the page title/sticky header
.vector-toc-pinned & .vector-toc {
.mixin-vector-scroll-indicator();
}
}
}