gnome-shell/data/theme/gnome-shell-sass/widgets/_search-results.scss

/* Search */
$overview_search_container_width: 1024px;


%search_result_bubble {
	background-color: transparentize(lighten($osd_bg_color, 5%), 0.2);
	border-radius: $modal_radius + 3px;
	border: 1px solid $osd_outer_borders_color;
	box-shadow: 0 2px 4px 0 $shadow_color;
	text-shadow: 0 1px if($variant == 'light', rgba(255,255,255,0.2), rgba(0,0,0,0.2));
	color: $osd_fg_color;
	padding: $base_padding * 3;
	margin: $base_margin;
}

// search overview container
#searchResultsContent {
	max-width: $overview_search_container_width;
}

// search results sections "the boxes"
.search-section {
	@extend %search_result_bubble;
	spacing:0;
	margin-top:0;
	margin-bottom:0;

	// hide separator
	&:first-child .search-section-separator,
	&:last-child .search-section-separator {
		background-color: transparent;
	}

	// separator
	.search-section-separator { 
		// margin-top: $base_padding * 2;
		// height: 1px;
		// background-color: $osd_outer_borders_color;
		height: 0px;
		background-color: transparent;
	}

	// content
	.search-section-content {
		spacing: 0;
	}
}


// "no results" text
.search-statustext {
	@extend %status_text;
}

// Search results with icons
.grid-search-result {
	> .overview-icon {
		@extend %icon_tile;
		color: $osd_fg_color;
	}

	> .overview-icon.overview-icon-with-label {
		padding: 10px 8px 5px 8px;
		spacing: $base_spacing;
	}

	&:hover,
	&:focus,
	&:selected {
		.overview-icon {
			background-color: transparentize($osd_bg_color,0.8);
			color: $osd_fg_color;
		}
	}

	&:drop .overview-icon {
		background-color: transparentize($selected_bg_color,.15);
	}

	&:active .overview-icon,
	&:checked .overview-icon {
		background-color: transparentize(darken($osd_bg_color,10%), 0.5);
	}
}

// search result provider
.search-provider-icon {
	@extend %icon_tile;

	padding: 0;
	spacing: 0;
	margin-right: $base_margin * 2;

	&:focus,
	&:selected,
	&:hover {
		background-color: transparentize($osd_fg_color,.9);
		transition-duration: 200ms;
	}

	&:active,
	&:checked {
		background-color: transparentize(darken($osd_bg_color,10%),.1);
	}

	// content
	.list-search-provider-content {
		spacing: $base_spacing * 2;

		// provider labels
		.list-search-provider-details {
			width: 120px;
			margin-top: 0;
			color: darken($osd_fg_color, 8%);
			// font-weight: bold;
		}
	}
}

// search results list
.list-search-results {
	spacing: $base_spacing;
}

// search result listitem
.list-search-result {
	@extend %icon_tile;
	spacing: 0;
	padding: $base_padding;
	color: $osd_fg_color;

	&:focus,
	&:selected,
	&:hover {
		background-color: transparentize($osd_fg_color,.9);
		transition-duration: 200ms;
	}
	&:active,
	&:checked {
		background-color: transparentize(darken($osd_bg_color,10%),.1);
	}

	// content
	.list-search-result-content {
		spacing: 0;
	}

	// list item title
	.list-search-result-title {
		color: $osd_fg_color;
		spacing: $base_spacing * 2;
		padding-right: $base_padding;
		// font-weight: bold;
	}

	// list item description
	.list-search-result-description {
		color: darken($osd_fg_color, 30%);
	}
}