mediawiki-skins-Citizen/resources/skins.citizen.styles/components/Sections.less

// Hide indicator when client is noscript
// FIXME: On rare occasion, indicator can appear without the .citizen-sections-enabled class, not sure why
.citizen-section-indicator,
.client-nojs.citizen-sections-enabled .citizen-section-indicator {
	display: none;
}

.citizen-section-heading,
.mw-editsection {
	--size-icon: 1.125rem;
}

.citizen-section {
	&-heading {
		display: flex;
		align-items: center;

		.mw-headline {
			flex-grow: 1;
		}

		:is( .mw-headline, h1, h2, h3, h4, h5, h6 ) {
			transition: var( --transition-hover );
			transition-property: opacity;

			@media ( hover: pointer ) {
				&:hover {
					opacity: var( --opacity-icon-base--hover );
				}

				&:active {
					opacity: var( --opacity-icon-base--selected );
				}
			}
		}

		&:has( + .citizen-section[ hidden ] ) {
			.citizen-section-indicator {
				transform: rotate3d( 1, 0, 0, 180deg );
			}

			:is( .mw-headline, h1, h2, h3, h4, h5, h6 ) {
				color: var( --color-subtle );
			}
		}
	}
}

.citizen-sections-enabled {
	.citizen-section {
		&-heading {
			cursor: pointer;
			user-select: none;
		}

		&-indicator {
			display: block;
			order: -2;
			width: var( --size-icon );
			height: var( --size-icon );
			margin-right: var( --space-sm );
			cursor: pointer;
			transition: var( --transition-hover );
			transition-property: transform;
		}
	}
}