@import '../../common/variables.less';
@import 'mediawiki.mixins.less';
@import '../../common/mixins.less';

// Flips the chevron so it points up when the dropdown is open.
.vector-menu-checkbox:checked + .vector-menu-heading:after {
	transform: scaleY( -1 );
}

/**
 * Dropdown menus that only appear in the tab bar in legacy Vector.
 */
.vector-menu-dropdown {
	direction: ltr;
	float: left;
	cursor: pointer;
	position: relative;
	line-height: 1.125em;

	// menu label with chevron icon.
	.vector-menu-heading {
		display: flex;
		color: @color-base--subtle;
		font-size: @font-size-tabs;
		// Tab separator: Outer end (right in LTR) border of "Actions" menu.
		background-position: right bottom;
		margin: 0 -@border-width-base 0 0;
		// `padding-top` needs to scale with font-size.
		padding: 1.25em 8px 6px;
		font-weight: normal;

		&:after {
			.mixin-vector-legacy-menu-heading-arrow();
			// Modify the color of the image from the default #202122 to approx. #404244 to match the text.
			opacity: @opacity-icon-base;
		}

		&:hover,
		&:focus {
			color: @color-base;

			&:after {
				opacity: @opacity-icon-base--selected;
			}
		}
	}

	/**
	 * Dropdown container.
	 */
	.vector-menu-content {
		line-height: 1.125em;
		background-color: @background-color-base;
		border: @border-width-base @border-style-base @border-color-base;
		border-top-width: 0;
		box-shadow: 0 1px 1px 0 rgba( 0, 0, 0, 0.1 );
		transition-property: opacity;
		transition-duration: @transition-duration-base;
		// The menu content should not be narrower than the menu button.
		min-width: 100%;
	}

	// Open the dropdown container via hover.
	&:hover .vector-menu-content {
		opacity: @opacity-base;
		visibility: visible;
		height: auto;
	}

	.mw-list-item {
		text-align: left;
		line-height: 1em;

		a:not( .mw-ui-icon ) {
			font-size: @font-size-tabs;
		}

		a {
			// displays all links in a single column.
			display: block;
			white-space: nowrap;
			padding: 0.625em;
			color: @color-link;
		}

		&.selected a,
		&.selected a:visited {
			color: @color-link-selected;
			text-decoration: none;
		}
	}
}