@border-color: #28313A;
@border-color-2: #21262b;

@action-color-1: #00A3A3;

@background-color-1: #13121C;
@background-color-2: #1F2633;
@background-color-3: #414A5A;
@background-color-4: #1261cc;

@text-color-1: #AFB3BF;
@text-color-2: #B5B5B5;
@text-color-3: #ECF5FF;

@theme-tabs-height: 70px;
@theme-common-link-color: @action-color-1;
@theme-common-link-hover-color: lighten(@action-color-1, 5%);
@theme-animation-highlight-color-start: rgba(255, 255, 196, 1);
@theme-animation-highlight-color-end: rgba(255, 255, 196, 0);

@theme-use-text-fade: false;

.theme-main-background() {
	background: #282828 no-repeat 0 0/cover url("images/background.jpg");
	background-attachment: fixed;
}

.auroraMain {
	.list_notification {
		color: @text-color-1;

		.description .part {
			color: #ffffff;
		}

		&.search_results {
			background: none;
			border-bottom: none;
		}
	}

	.TasksLayout .task_date {
		color: @text-color-1;
		font-size: 8pt;
	}

	.items_list .item {
		color: @text-color-1;

		.message_list& .custom_checkbox {
			margin-left: -1px;
		}

		.item_content {
			border-color: @border-color;
		}
	}

	.custom_radio .icon,
	.custom_checkbox .icon,
	.disabled.custom_radio .icon,
	.disabled.custom_checkbox .icon {
		background: #282931;
		border: 1px solid #424244 !important;
		height: 16px !important;
		line-height: 17px !important;
		width: 16px !important;
	}
	
	.fc-content .fc-title .custom_checkbox.round .icon {
		border-color: #fff !important;
	}

	.custom_checkbox .icon {
		border-radius: 4px;
	}

	.custom_radio.checked .icon,
	.custom_checkbox.checked .icon,
	.items_list .item.checked .custom_checkbox .icon {
		background: @background-color-4;
		border: 1px solid @background-color-4;
		box-shadow: none;
		color: #ffffff;
	}

	input,
	textarea,
	select,
	.input {
		background: @background-color-1;
		color: @text-color-1 !important;
		border: solid 1px @border-color !important;
		box-shadow: none !important;
		outline: none;
	}

	.inputosaurus-container .inputosaurus-input {
		background-color: transparent;
	}
	.search_block .extended .search_fieldset .section .row .input,
	.inputosaurus-container .inputosaurus-input input,
	input.field {
		border: none !important;

		&:-webkit-autofill,
		&:-webkit-autofill:hover, 
		&:-webkit-autofill:focus, 
		&:-webkit-autofill:active{
			-webkit-background-clip: text;
			-webkit-text-fill-color: @text-color-1;
		}
	}

	.search_block {
		.search_highlight {
			color: #ffffff;
		}

		.extended .search_fieldset {
			.buttons {
				border-top: 1px solid @border-color;
				margin: 5px 18px 0px 0px;
				padding: 8px 0px;
			}

			.section .row .input {
				color: @text-color-1;
			}
		}
	}

	.dropdown .folders {
		.item {
			&, &:hover {
				color: @text-color-2 !important;
			}
		}

		.folder {
			&:hover {
				background: @background-color-3;
				color: @text-color-2;
			}

			&.disabled,
			&.unselectable {
				&:hover {
					background: @background-color-2 !important;
				}

				.title,
				.title:hover {
					color: darken(@text-color-2, 15%);
				}
			}
		}
	}

	.popup.calendar_popup .dates.close:before {
		color: @text-color-1;
	}
	.popup.calendar_event .panel_wrap {
		background: @background-color-2;
	}
	.popup_panel {
		background: @background-color-2;
		color: @text-color-1;
		border: solid 1px @border-color;

		.popup_heading {
			color: @text-color-3;
		}
	}
	.FileViewerWebclientPlugin .popup_panel {
		border: none;
	}

	.popup.files .popup_panel .panels {
		border: solid 1px @border-color;
	}

	.panel.compose .attachments,
	.panel.center_panel.files {
		.uploader_mask {
			background: lighten(#2d303b, 10%);

			.inner {
				border-color: #dac48a;
			}
		}
	}
}

.theme-dropdown() {
	.dropdown_arrow {
		border-bottom: 6px solid @border-color !important;

		span {
			border-bottom: 5px solid @background-color-2 !important;
		}
	}

	.dropdown_content:not(.button_dropdown) {
		border-color: @border-color !important;
	}

	&:not(.calendar_dropdown):not(.button_dropdown) .dropdown_content {
		background: @background-color-2 !important;
		color: @text-color-2 !important;

		&:not(.folders) .item {
			color: @text-color-2 !important;

			&:hover {
				background: @background-color-3 !important;
				color: @text-color-2 !important;
			}
		}

		.item.selected,
		.item.selected:hover {
			background: darken(@background-color-3, 10%) !important;
			color: @text-color-3 !important;
		}
	}
}

.theme-tabsbar() {
	@tabsbar-item-fontsize: 10.6pt;
	@tabsbar-item-font-color: #A0C9FF;
	@tabsbar-item-font-color-hover: @tabsbar-item-font-color;
	@tabsbar-item-font-shadow: none;

	.dropdown {
		.theme-dropdown();
	}

	.theme-tabsbar-item() {
		margin: 0px;
		padding: 4px 10px;

		html.rtl & {
			margin-left: 0px;
			margin-right: 6px;
		}
	}

	.theme-tabsbar-item-hover() {
		color: @tabsbar-item-font-color-hover;

		.text {
			text-decoration: none;
		}
	}

	.theme-current() {
		color: #ffffff;
		font-weight: bold;
	}

	.theme-unseen-marker() {
		background: @background-color-4;
		color: #ffffff;
		font-size: 11px !important;
		height: 12px !important;
		line-height: 12px;
		padding: 2px;
		top: -13px;
	}
}

.theme-panel() {
	background: @background-color-1;
	box-shadow: none !important;

	.AdminPanelLayout &.users_list_panel {
		border-color: @border-color-2;
		border-style: solid;
		border-width: 1px 1px 0 0;
		border-radius: 0 5px 0 0;

		.toolbar[style="display: none;"] + .middle_bar {
			border-radius: 0 5px 5px 0;
		}

		.panel_bottom {
			color: @text-color-2;
		}
	}
	.AdminPanelLayout &.data.modules {
		border-width: 1px 1px 0 1px;
		border-radius: 5px 5px 0 0 !important;
	}
	.AdminPanelLayout &.data:not(.modules):not(.users_list_panel) {
		border-width: 1px 0 0 1px;
		border-radius: 5px 0 0 0 !important;
		& > .panel_content {
			border-radius: 5px 0 0 0 !important;
		}
	}

	&.center_panel {
		border-color: @border-color-2;
		border-style: solid;
		border-width: 1px 0 0 1px;
		border-radius: 5px 0 0 0;

		.toolbar {
			border-radius: 5px 5px 0 0;

			.content > .item .hint,
			.content .group > .item .hint {
				background: #ffffff;
				border-radius: 12px;
				color: @background-color-1;
				line-height: 17px;
				margin-left: -4px;
			}
		}
	}

	&.center_panel:not(:last-child) {
		border-width: 1px 1px 0 1px;
		border-radius: 5px 5px 0 0;
		margin-right: 3px;

		.panel_top {
			border-bottom: none;

			.custom_checkbox {
				margin-left: -21px;
				margin-top: 4px;
			}
		}

		.panel_bottom {
			border-top: none;

			.pagination .item {
				color: #ffffff;

				&.current {
					color: #616162;
				}
			}
		}
	}

	&.item_viewer,
	&.item_viewer.contact_viewer {
		border-color: @border-color-2;
		border-style: solid;
		border-width: 1px 0 0 1px;
		border-radius: 5px 0 0 0 !important;
		margin-left: 3px;

		& > .panel_content {
			background: @background-color-1;
		}
	}

	&.data {
		border-color: @border-color-2;
		border-style: solid;
		border-width: 1px;
		border-radius: 5px !important;
		margin-left: 3px;
		& > .panel_content {
			background: @background-color-1;
			border-radius: 5px !important;
		}
	}

	&.item_viewer,
	&.data {
		.panel_top {
			border-bottom: 1px solid @border-color;
			color: @text-color-1;
		}

		.panel_bottom {
			border-top: 1px solid @border-color;
		}
	}

	.auroraMain &.files {
		.pathway {
			background: @background-color-1;
			border-color: @border-color;
		}

		.items_list .item {
			&:hover .name,
			&.selected .name,
			&.checked .name,
			&:hover .ext,
			&.selected .ext,
			&.checked .ext {
				color: @text-color-1;
			}

			&.folder:hover .item_content,
			&.folder.selected .item_content,
			&.folder.checked .item_content {
				border-color: @border-color;
			}

			.header,
			&:hover .header {
				background: #2d303b;
				color: @text-color-1;
			}
		}

		.file-preview {
			border-color: @border-color;
		}
	}
}

@theme-buttons-primary-background: @action-color-1;
@theme-buttons-secondary-background: #555B67;
@theme-buttons-clear-color: @action-color-1;

.auroraMain .buttons {
	.button {
		border: solid 1px @action-color-1;

		&:hover {
			border: 1px solid darken(@action-color-1, 5%);
		}
	}

	.button.secondary_button {
		border: 1px solid @theme-buttons-secondary-background;

		&:hover {
			border: 1px solid darken(@theme-buttons-secondary-background, 5%);
		}
	}

	.button.contour_button {
		&, &:hover,
		&.disabled, &.disabled:hover {
			background: transparent !important;
			border: 1px solid @action-color-1;
			color: @action-color-1;
		}

		&:hover {
			opacity: 0.9;
		}

		&.disabled, &.disabled:hover {
			opacity: 0.7;
		}
	}
}

.auroraMain .fields .hint {
	text-shadow: none;
	color: @text-color-2;
}

.theme-big-single-button() {
	.button {
		border-radius: 5px;
		font-size: 13pt;
		font-weight: normal;
	}
}

@theme-add-account-button-color: @action-color-1;

@theme-toolbar-height: 55px;

.theme-common-panel-toolbar() {
	background: @background-color-1;
	border: none;
	border-radius: 4px 4px 0 0;

	.resizer {
		height: @theme-toolbar-height;
	}
}

@theme-toolbar-item-icon-color: @text-color-2;

.theme-toolbar-item() {
	& > .icon {
		color: @theme-toolbar-item-icon-color;
		text-shadow: none;

		&:hover {
			color: darken(@theme-toolbar-item-icon-color, 10%);
		}
	}

	.hint {
		background: lighten(@theme-toolbar-item-icon-color, 10%);
		color: #ffffff;
	}

	&:hover .hint {
		background: lighten(@theme-toolbar-item-icon-color, 5%);
	}
}

.theme-toolbar-item-hover() {}

.theme-clear-left-panel() {
	background: transparent;

	.items_list .item > .title {
		color: rgba(228,228,228,0.4);
	}

	.items_list .item.canSelect > .title {
		color: #E4E4E4;
		text-shadow: none;

		&:hover {
			color: rgba(228,228,228,0.8);
		}
	}

	.items_list.collapsible .item.accordion.canNotSelect .collapse_handler {
		color: rgba(228,228,228,0.4);
		text-shadow: none;
		&:hover {
			color: rgba(228,228,228,0.4);
		}
	}
}

.theme-left-panel-item-count() {
	border-radius: 19px;
	padding: 2px 8px 1px;
}

.theme-left-panel-item-count-total() {}

.theme-left-panel-item-selected-count-total() {}

.theme-left-panel-item-selected-count() {
	background: @background-color-4;
}

.theme-left-panel-item-count-hover() {
	background: darken(@background-color-4, 5%);
}

.theme-left-panel-item-unseen-count-hover() {
	background: darken(@background-color-4, 5%);
}

@theme-list-item-bg: @background-color-1;
@theme-list-selected-item-bg: #2159A1;
@theme-list-selected-item-color: #ffffff;
@theme-list-checked-item-bg: #033F49;
@theme-list-unseen-item-bg: #26262D;

.center_panel .items_list {
	.item {
		color: @text-color-1;

		.data .subject,
		.data .email,
		.data .date,
		.attachments {
			color: @text-color-1 !important;
		}

		.item_content {
			border-bottom: 1px solid @border-color;
		}

		.controls .flag {
			color: #616162;
		}

		&.selected {
			&, .data .date, .attachments {
				color: #97B3D6;
			}
			.data .subject {
				color: @text-color-3;
			}
		}

		&.unseen {
			&, .data .subject, .data .date, .attachments {
				color: #FFFFFF;
			}
		}

		.thread-pin.loading {
			background-color: transparent !important;
		}
	}

	.use_threads .threaded:not(.selected):not(.checked):not(.unseen) {
		background: transparent;
		border-left: 5px solid #80898C;
	}
}

@theme-group-style-item-bg: #10386C;
@theme-group-style-selected-item-bg-color: #10386C;
@theme-group-style-selected-item-bg: #10386C;
@theme-group-style-item-font-size: 11pt;

.panel.left_panel .item .title.ui-droppable.droppableHover {
	background: lighten(@theme-group-style-item-bg, 2%) !important;
	color: rgba(228,228,228,0.7) !important;
	text-shadow: none !important;
}

.theme-group-style-selected-item() {
	text-shadow: none;
}

.theme-address-capsule() {
	background-color: #26262D;
	border: solid 1px @background-color-3;
	color: #949AA9;

	.ficon {
		color: @action-color-1;
	}

	.add_contact {
		color: @background-color-4;
	}

	&.inputosaurus-selected {
		background-color: @background-color-1;
		color: #949AA9;
	}
}

.theme-address-capsule-notfound() {
	background-color: @background-color-1;
	border: solid 1px @background-color-3;
	color: #949AA9;
}

.theme-tooltip() {
	@tooltip-color: #26262D;
}

@theme-volumer-height: 3px;
@theme-volumer-container-background: transparent;
@theme-volumer-container-border: 1px solid #2C5EA2;
@theme-volumer-container-border-radius: 3px;
@theme-volumer-used-background: #2C5EA2;
@theme-volumer-text: #2C5EA2;

.panel_bottom .volumer .volumer_container {
	padding: 0;
	.used {
		height: 6px;
	}
}

@theme-attachment-action-link-color: @action-color-1;

@theme-contact-viewer-mailto-link-color: @action-color-1;
@theme-contacts-panel-item-selected-me-color: @action-color-1;
@theme-contacts-panel-item-data-email-color: @action-color-1;

@theme-fields-dates-editable-color: @action-color-1;
@theme-fields-dates-editable-hover-color: @action-color-1;

@theme-settings-filter-link-color: @action-color-1;

@theme-quick-reply-bg: @background-color-1;
@theme-quick-reply-textarea-border: none;

@theme-center-top-panel-bg: @background-color-2;
@theme-center-bottom-panel-bg: #060606;

@theme-section-title-color: @text-color-3;
@theme-section-title-text-shadow: none;

.auroraMain {
	.panel.contacts_panel .item .key {
		background: none;
		color: @text-color-1;
	}

	.panel.contacts_panel .item .me {
		background: none;
		border: solid 1px @text-color-1;
		color: @text-color-1;
	}

	.contact_data_groups {
		background: @background-color-2;
		border-color: @border-color;
		color: @text-color-1;
	}

	.panel.contact_viewer .decor {
		background: @background-color-2;
		border-color: @border-color;
	}

	.ContactsLayout .panel_bottom .buttons {
		border-color: @border-color;
	}

	.contact_card .buttons {
		border-color: @border-color;
	}

	.popup_panel_shares {
		.row_new_share .new_share_access_select .control {
			border-color: @action-color-1;
			color: @action-color-1;
			padding: 1px 4px 3px 1px;

			&:before {
				font-size: 18px;
				width: 14px;
				height: 14px;
				line-height: 16px;
			}
		}

		.row_shares_list,
		.shares_list .item_share {
			background: @background-color-1;
			border-color: @border-color !important;
		}

		.shares_list .item .access_select .link {
			border-bottom: 1px dashed @action-color-1;
			color: @action-color-1;
		}
	}
	
	.encryption-result {
		background: #292929;
		border-radius: 5px;
		border: solid 1px @border-color;
	}

	.panel.calendar .toolbar .range_select .item.passive,
	.panel.calendar .toolbar .range_select .item.passive:hover {
		background-color: #292929;
	}

	.popup.calendar_popup .shares_all,
	.popup.calendar_getlink .web_access,
	.popup.calendar_popup .buttons {
		border-color: @border-color;
	}

	.popup.calendar_select,
	.popup.calendar_event {
		.additional_buttons .item.task.selected .icon{
			&:before {
				color: #d1dbe3;
			}

			&:before:hover {
				color: #8f9295;
			}
		}
	}

	.popup.calendar_event {
		.popup_panel {
			background: #393D4B;
			&.show_left_side_panel {
				background: @background-color-2;
			}
		}

		.subforms .dates_form {
			.form_content {
				background: #2A355A;
			}

			.form_arrow {
				border-top: 6px solid #393d4b;
			}
		}

		.subforms .alarm_form,
		.subforms .dates_form {
			color: @text-color-1;
			.form_content {
				background: #393d4b;
			}
		}
	}

	.custom_switcher {
		background: @background-color-1;
		border-color: @border-color;

		.text {
			border-color: @border-color;
		}

		label.checked {
			background: @background-color-4;
		}
	}

	.fc-unthemed .fc-list-empty {
		background: @background-color-1;
	}
	.fc-row .fc-content-skeleton td, .fc-row .fc-helper-skeleton td {
		border-color: inherit;
	}
	.fc-day-header.fc-widget-header,
	.fc-show-weekends .fc-sat,
	.fc-show-weekends .fc-sun {
		color: @text-color-1;
	}

	.fc-day-header.fc-widget-header,
	.fc-show-weekends .fc-bg .fc-sat,
	.fc-show-weekends .fc-bg .fc-sun {
		background: @background-color-2 !important;
	}
	
	.fc-unthemed th,
	.fc-unthemed td,
	.fc-unthemed thead,
	.fc-unthemed tbody,
	.fc-unthemed .fc-divider,
	.fc-unthemed .fc-row,
	.fc-unthemed .fc-content,
	.fc-unthemed .fc-popover,
	.fc-unthemed .fc-list-view,
	.fc-unthemed .fc-list-heading td {
		border-color: @border-color !important;
		color: #ffffff;
	}

	.fc-unthemed .fc-divider,
	.fc-unthemed .fc-popover .fc-header,
	.fc-unthemed .fc-list-heading td {
		background: @background-color-2;
		color: @text-color-2;
	}

	.fc-list-item:hover td {
		background-color: lighten(@background-color-1, 2%);
	}

	.fc-day-grid .fc-day-number {
		color: #ffffff;
	}

	.fc-unthemed .fc-bg td.fc-today {
		background: #0B5269;
	}

	.fc-unthemed td.fc-today {
		background: transparent;
	}
	
	.panel.calendars_panel .panel_bottom {
		background: #22252F;
		border: none;
	}

	.fc-agenda-view .fc-axis {
		background: @background-color-2;
	}

	.fc-non-working-time {
		background: rgba(50, 57, 70, 0.5) !important;
	}
}

.ui-widget-header,
.ui-widget-content {
	color: @text-color-2;
}

.ui-widget-content {
	background: @background-color-2;
	border-color: @border-color;

	a {
		color: @text-color-2 !important;
	}

	&:not(.ui-datepicker-inline) td.ui-datepicker-current-day {
		background: @background-color-3 !important;
	}

	table.highlight_day td.ui-datepicker-today,
	td.ui-datepicker-today {
		background: #0B5269 !important;
	}
}

.panel.calendars_panel .panel_bottom table {
	&.highlight_week tr.current_week,
	&.highlight_day td.ui-datepicker-current-day {
		background: @background-color-3 !important;
		border-color: @background-color-3 !important;
	}
}

.ui-datepicker-prev,
.ui-datepicker-next {
	color: @text-color-2 !important;

	&.ui-state-hover,
	&:hover {
		background: @background-color-3 !important;
		border: 1px solid @border-color !important;
	}
}

.ui-state-active {
	background: @background-color-3 !important;
	border: 1px solid @border-color !important;
}

.auroraMain {
	.panels.settings {
		.panel.data {
			background: none;
		}

		.settings_heading {
			color: @text-color-3;
		}

		.fields .row {
			.label,
			label{
				color: @text-color-1;
			}
		}

		.fieldset {
			background: @background-color-2;
			background-image: none;
			border-color: @border-color;
			color: @text-color-1;
		}

		.ip-allow-list .folders .items_list .item:last-child,
		.security .folders .items_list .item:last-child,
		.two-factor-auth .folders .items_list .item:last-child,
		.folders.items_list .item {
			border-color: @border-color;
		}

		.folders.items_list .item {
			&.canSelect > .title {
				color: @text-color-1;
				text-shadow: none;

				&:hover {
					background: @background-color-2;
					color: @text-color-1;
				}
			}
		}

		.tabs .shortcuts .item {
			a {
				background: #383E49;
				border: 1px solid #383E49;
				border-bottom: 0px;
				color: #9095A0;
			}

			&.selected a {
				background: @background-color-2;
				color: #ffffff;
			}
		}

		.tabs_container .fieldset.fieldset_external_access_servers {
			border-color: @border-color;
		}
	}

	.items_list.simple_list {
		background: @background-color-1;
		border-color: @border-color;

		.item {
			border-color: @border-color;
			color: @text-color-3;

			&.selected,
			&.heading {
				background: #383E49;
				color: @text-color-3;

				&:hover {
					background: #383E49;
				}
			}

			&:hover {
				background: @background-color-2;
			}

			&.fetcher .label {
				color: @text-color-1;
			}
		}
	}

	.import_export .popup_panel,
	.add_account .popup_panel,
	.add_fetcher .popup_panel,
	.add_folder .popup_panel,
	.folders_setup .popup_panel {
		background: @background-color-2;
	}
}

.auroraMain {
	.login_panel {
		.header .icon:before {
			color: #24A4EC;
			text-shadow: none;
		}

		.row {
			background: #EAEAEA;
			border-color: #10386C;

			.input:-webkit-autofill {
				-webkit-box-shadow: 0 0 0 1000px #EAEAEA inset !important;
			}

			&.signme {
				background: none;
				border: none;
				color: #ffffff;
			}

			&.focused {
				background: #e8e0c8;
				border-color: #10386C;

				.input:-webkit-autofill {
					-webkit-box-shadow: 0 0 0 1000px #e8e0c8 inset !important;
				}
			}

			.input {
				color: #000000 !important;
			}
		}

		.custom_checkbox.focus {
			box-shadow: none;
		}
	}

	.LoginLayout .buttons {
		background: none;

		.button {
			background: @background-color-4;
			border-color: @background-color-4;

			&:hover {
				background: darken(@background-color-4, 5%);
			}
		}

/*		.button.facebook {
			background: rgba(11, 17, 38, 0.4);
			border-color: @border-color;
		}*/
	}

	.LoginLayout .languages.demo {
		background: rgba(86, 108, 233, 0.2);
		border-color: #1261CC;

		.langs_heading {
			color: #ffffff;
		}

		.item {
			color: #ffffff;

			&.selected .item_content,
			&.selected .item_content:hover {
				background: #1261CC;
			}

			 .item_content:hover {
				background: #1261CC;
				color: #ffffff;
			}
		}
	}
}

.AdminPanelLayout {
	.screens.show-header &.screen .tabsbar {
		border-color: @border-color;
	}

	.users_list_panel .panel_top {
		background: @background-color-2 !important;
	}

	.panel .panel_top {
		border-bottom: 1px solid @border-color;
	}

	.panel .panel_bottom {
		border-top: 1px solid @border-color;
	}

	.settings_heading,
	.fields .row .label,
	.fields .row label {
		color: @text-color-1 !important;
	}

	.fieldset {
		background: @background-color-2 !important;
		background-image: none !important;
		border-color: @border-color !important;
		color: @text-color-1;
	}
}

.public-page-card {
	color: @text-color-1 !important;
	background-color: @background-color-1 !important;
}

• [D] images
• [F] styles.less
  Delete