// General

@primary-color: #cfe5fa;													// Base color for entire theme
@secondary-color: #efefef;												// Base color for bar-backgrounds
@text-color: #000;													// Text color for enabled widgets
@disabled-color: #d3d3d3;												// Base for disabled backgrounds and borders
@error-color: #d46464;

@container-background-color:#fff;										// Backgrounds for various content areas such as TitlePane, ContentPane and Inputs (if changed, adjust selected tab to match)

@minor-selected-color: spin(saturate(darken(@primary-color, 6), 19), 0);						// Color for various arrows and buttons
@base-border-color: spin(desaturate(darken(@primary-color, 29), 44), -1);		// Augmented and used directly by variables to create border colors for various widgets
@unfocused-clickable-color: spin(saturate(lighten(@primary-color, 5), 10), 0);				// Background color for enabled buttons, text inputs
@border-color: spin(desaturate(darken(@primary-color, 15), 67), 8);						// Border color for (enabled, unhovered) TextBox, Slider, Accordion, BorderContainer, TabContainer
@minor-border-color: @disabled-color;									// Color of borders inside widgets: horizontal line in Calendar between weeks, around color swatches in ColorPalette, above Dialog action bar
@popup-border-color: @base-border-color;								// Border for Dialog, Menu, Tooltip.   Must also update tooltip.png (the arrow image file) to match


@disabled-border-color: @disabled-color;								// Border color for disabled/readonly Button, TextBox etc. widgets
@disabled-background-color: @secondary-color;							// Disabled button, textbox, etc.
@disabled-text-color: darken(@secondary-color, 43);											// Text color for disabled/readonly widgets

@unselected-background-color: @secondary-color;							// Background color for unselected/unopened tab button, accordion pane, TitlePane, Menu items
@unselected-text-color: darken(@secondary-color, 65);										// Text color for unselected/unopened tab button, accordion pane, TitlePane, Menu items

@hovered-border-color: @base-border-color;								// Hover of textbox, tab label, BorderContainer splitter, Calendar, etc.
@hovered-background-color: @minor-selected-color;	// Background color for hover of Button, MenuBar, Accordion pane, Calendar... anything that has a (non-white) color to start with and gets darker on hover
@hovered-text-color: @text-color;										// Used for title of select Accordion pane, label of select tab, hovered Menu item, etc.

@pressed-border-color:  @base-border-color;								// During click on Calendar day, Slider up/down buttons, tab button, etc.
@pressed-background-color: spin(saturate(darken(@primary-color, 16), 12), 0);					// Background color while clicking on Accordion/TitlePane title bar, tab button, Calendar day, Toolbar button, Tree row.

@selected-border-color: @base-border-color;  							// Selected AccordionPane, tab of nested TabContainer (but plain TabContainer is special)
@selected-background-color: @primary-color;								// Selected Accordion pane, nested tab label, Tree row
@selected-text-color: @text-color;										// title of selected Accordion pane, label of selected tab, hovered Menu item, etc.

@bar-background-color: @secondary-color;								// MenuBar, Toolbar, action bar at bottom of dialog
@pane-background-color: @container-background-color;					// Background color of Accordion panes, Dialogs, etc.
@popup-background-color: @container-background-color;					// Background for Dialog.   TODO: currently use for ColorPalette, maybe should change.



// Buttons
@button-border-color:  @base-border-color;								// Border for (stand-alone) buttons in normal, hovered, or active state
@button-background-color: @unfocused-clickable-color;					// Background color for (unhovered) buttons
@button-hovered-background-color: @minor-selected-color;	// Background color for hovered buttons
@button-pressed-background-color: @minor-selected-color;				// Background color for active buttons
@button-border-radius: 4px;												// Rounded corner radius for buttons (except in toolbar)

// Input widgets
@focused-border-color: @base-border-color;								// Focused textbox, editor, select, etc.
@error-border-color: @error-color;											// Border for textbox in error state
@error-focused-border-color: darken(@error-color, 5);									// Border of textbox in error state, and focused
@erroricon-background-color: @error-color;									// Background color for exclamation point validation icon (for TextBox in error state)
@textbox-background-color: @container-background-color;					// Default background color of TextBox based widgets
@textbox-hovered-background-color: @unfocused-clickable-color;			// Background color when hovering a unfocused TextBox, Select, Editor, or other input widget
@textbox-focused-background-color: @textbox-background-color;
@textbox-error-background-color: @textbox-background-color;
@textbox-disabled-background-color: @disabled-background-color;

@textbox-padding: 2px;	// Padding for Textbox, Textarea, etc.

// CheckBox, RadioButton
@focus-outline-color: darken(@secondary-color, 65);											// Color for artificial focus outline around labels of checkboxes

// TabContainer
@nestedtab-hovered-background-color: @unfocused-clickable-color;
@nestedtab-hovered-border-color: @primary-color;
@nestedtab-selected-border-color: @selected-border-color;
@nestedtab-selected-background-color: @minor-selected-color;
@tab-disabled-background-color: @disabled-color;						// For disabled tabs of a TabContainer (not officially supported)

// Arrow buttons (stand alone, or inside ComboBox / ComboButton / Spinner / etc.
@arrowbutton-background-color: @secondary-color;
@arrowbutton-hovered-background-color: @minor-selected-color;			// Color of arrow when hovering ComboBox.   But hovering Spinner doesn't change arrow color (TODO)
@arrowbutton-pressed-background-color: @minor-selected-color;
@arrowbutton-inner-border-color: @container-background-color;									// Typically the arrows have an inner white border (a.k.a. padding) and then an outer black-ish border

// Slider
// Note: any changes here require corresponding changes in form/images/sliderThumbs.png
@slider-fullbar-background-color: @primary-color;							// Background color for part of slider bar before (to the left or below) the handle
@slider-remainingbar-background-color: @container-background-color;			// Background color for part of slider bar after (to the right or above) the handle
@slider-hovered-fullbar-background-color: @minor-selected-color;			// Background color for part of bar of hovered slider before (to the left or below) the handle
@slider-hovered-remainingbar-background-color: @container-background-color;	// Background color for part of bar of hovered slider after (to the right or above) the handle
@slider-hoveredButton-background-color: @container-background-color;		// Background color of slider increment/decrement buttons when mouse is over slider but not over the buttons
@slider-focused-fullbar-background-color: @minor-selected-color;			// Background color for part of bar of focused slider before (to the left or below) the handle
@slider-focused-remainingbar-background-color: @container-background-color;	// Background color for part of bar of focused slider after (to the right or above) the handle
@slider-button-hovered-background-color: @primary-color;					// Background color of slider increment/decrement buttons when mouse is over the buttons
@slider-button-pressed-background-color: @minor-selected-color;				// Background color of slider increment/decrement buttons while button is depressed

// Select, ComboBox
@select-dropdownitem-background-color: @container-background-color;			// Background color for items in the drop down list of a ComboBox/Select
@select-dropdownitem-hovered-background-color: @pressed-background-color;	// Background color for the hovered item in the drop down list of a ComboBox/Select
@select-matchedtext-background-color: @minor-selected-color;				// Background color of text in ComboBox drop down that matches typed in phrase

// Menus
@menu-background-color: @popup-background-color;

// Calendar
@calendar-background-color: @primary-color;
@calendar-currentmonth-background-color: @container-background-color;		// Background color for days of the current month
@calendar-adjacentmonth-background-color: @unfocused-clickable-color;		// Background color used for days from previous or next month
@calendar-adjacentmonth-text-color: @base-border-color;						// Text color used for days from previous or next month
@calendar-date-pressed-border-color: @container-background-color;			// For some reason pressing a day of the month (as opposed to hovering it) makes the border go away, is this intentional?
@calendar-date-pressed-background-color: @pressed-background-color;
@calendar-date-selected-border-color: @selected-border-color;
@calendar-date-selected-background-color: @minor-selected-color;
@calendar-button-hovered-background-color: @unfocused-clickable-color;		// for hover or next/previous year, and month drop down (TODO: border and background are built in to calendarArrows.png, can't control from here)
@calendar-button-hovered-border-color: @container-background-color;			// for hover or next/previous year, and month drop down
@calendar-button-pressed-background-color: @pressed-background-color;
@calendar-button-pressed-border-color: @pressed-border-color;


// ProgressBar
@progressbar-border-color: @popup-border-color;								// Border color of progress bar
@progressbar-full-background-color:@minor-selected-color;					// Background color for part of progress bar indicating amount completed
@progressbar-empty-background-color: @container-background-color;			// Background color for part of progress bar indicating amount remaining
@progressbar-text-color: @text-color;										// Color of progress bar text (ex: "35%").  Must contrast with both empty and full background colors.

// TimePicker
@timepicker-minorvalue-background-color: @secondary-color;	// For 3:15, 3:30, 3:45 but not 3:00 or 4:00
@timepicker-minorvalue-text-color: darken(@secondary-color, 43);
@timepicker-majorvalue-background-color: @unfocused-clickable-color;	// For 3:00, 4:00, 5:00, etc.
@timepicker-value-hovered-background-color: @pressed-background-color;
@timepicker-value-hovered-text-color: @hovered-text-color;
@timepicker-arrow-hovered-background-color: @minor-selected-color;

// ColorPalette
@colorpalette-background-color: @container-background-color;
@swatch-border-color: @minor-border-color;
@swatch-hovered-border-color: #000;
@swatch-selected-border-color: #000;

// Dialog
@dialog-underlay-color: @container-background-color;			// the thing that grays out the screen when a dialog is shown
@dialog-titlebar-border-color: @container-background-color;	// Inner border around the title sectionof a Dialog, inside the main border of the Dialog and the border between title and content
@dialog-titlebar-background-color: @minor-selected-color;

// Tooltip
@tooltip-gradient-color: fade(@primary-color,10%);		// a little swath of color at the bottom of tooltips

// BorderContainer
@splitter-hovered-background-color: @primary-color;	// Color of splitter when user hovers it, before mouse down
@splitter-dragged-background-color: @minor-selected-color;	// Color of splitter while it's being dragged

// Toolbar
@toolbar-button-checked-background-color: @container-background-color;								// a toggled-on button in the toolbar
@toolbar-combobutton-hovered-unhoveredsection-background-color: spin(saturate(lighten(@primary-color, 8), 19), -29);	// when user hovers a ComboButton in a Toolbar, the other half of the button turns this color
@toolbar-button-border-radius: 2px;			// Rounded corner radius for buttons for buttons in toolbar

// DnD
@dnd-avatar-background-color: @container-background-color;					// Background color of little Dialog-type box indicating dragged items
@dnd-avatar-header-background-color: #f58383;		// Title bar for dragged items
@dnd-avatar-candrop-header-background-color: #97e68d;// Title bar for dragged items when they can be dropped
@dnd-dropseparator-color: @base-border-color;					// Color of line indicating that user is about to drop between items A & B

// Document level
@document-text-color: #131313;								// Text color for document itself (text outside of widgets)
@document-shadedsection-background-color: @bar-background-color;// background color used for <pre>, <code>, and table header rows
@document-border-color: @disabled-color;								// Border for <pre>, <code>, tables, etc.

// Icons, arrows, etc.
@image-arrow-sprite: "images/spriteArrows.png";
@image-calendar-arrows: "images/calendarArrows.png";
@image-calendar-arrows-ie6: "images/calendarArrows8bit.png";
@image-checkmark: "images/checkmarkNoBorder.png";
@image-checkmark-ie6: "images/checkmarkNoBorder.gif";
@image-dialog-close: "images/dialogCloseIcon.png";
@image-dialog-close-ie6: "images/dialogCloseIcon8bit.png";
@image-dnd: "images/dnd.png";
@image-editor-icons-enabled: "../../icons/images/editorIconsEnabled.png";
@image-form-button-arrows: "form/images/buttonArrows.png";
@image-form-checkbox-and-radios: "form/images/checkboxRadioButtonStates.png";
@image-form-checkbox-and-radios-ie6: "form/images/checkboxAndRadioButtons_IE6.png";
@image-form-common-arrows: "form/images/commonFormArrows.png";
@image-form-error: "form/images/error.png";
@image-form-slider-thumbs: "form/images/sliderThumbs.png";
@image-layout-tab-close: "layout/images/tabClose.png";	// [x] icon to close a tab
@image-loading-animation: "../../icons/images/loadingAnimation.gif";
@image-loading-animation-rtl: "../../icons/images/loadingAnimation_rtl.gif";
@image-tooltip: "images/tooltip.png";	// arrow connectors
@image-tooltip-ie6: "images/tooltip8bit.png";	// arrow connectors (8 bit)
@image-tree-expand: "images/treeExpandImages.png";
@image-tree-expand-ie6: "images/treeExpandImages8bit.png";
@image-progressbar-anim: "images/progressBarAnim.gif";

// Mixins

.border-radius (@radius) {
	-moz-border-radius: @radius;
	border-radius: @radius;
}

.box-shadow (@value) {
	-webkit-box-shadow: @value;
	-moz-box-shadow: @value;
	box-shadow: @value;
}

.transition-property (@value) {
	-webkit-transition-property: @value;
	-moz-transition-property: @value;
	transition-property: @value;
}

.transition-property (@value1, @value2) {
	-webkit-transition-property: @value1, @value2;
	-moz-transition-property: @value1, @value2;
	transition-property: @value1, @value2;
}

.transition-duration (@value) {
	-webkit-transition-duration: @value;
	-moz-transition-duration: @value;
	transition-duration: @value;
}

.transition-duration (@value1, @value2) {
	-webkit-transition-duration: @value1, @value2;
	-moz-transition-duration: @value1, @value2;
	transition-duration: @value1, @value2;
}

.transition-timing-function (@value) {
	-webkit-transition-timing-function: @value;
	-moz-transition-timing-function: @value;
	transition-timing-function: @value;
}

.linear-gradient (@value1, @value2) {
	// summary:
	//		Expands to browser specific background-image specifications for a linear-gradient (2 stops)
 	background-image: -moz-linear-gradient(@value1, @value2); // FF3.6 - FF15 (FF16+ supports linear-gradient)
 	background-image: -webkit-linear-gradient(@value1, @value2); // Chrome10+, Safari5.1+
 	background-image: -o-linear-gradient(@value1, @value2); // Opera 11.10+
 	background-image: linear-gradient(@value1, @value2);
}
.linear-gradient (@value1, @value2, @value3) {
 	background-image: -moz-linear-gradient(@value1, @value2, @value3); // FF3.6 - FF15 (FF16+ supports linear-gradient)
 	background-image: -webkit-linear-gradient(@value1, @value2, @value3); // Chrome10+, Safari5.1+
 	background-image: -o-linear-gradient(@value1, @value2, @value3); // Opera 11.10+
 	background-image: linear-gradient(@value1, @value2, @value3);
}
.linear-gradient (@value1, @value2, @value3, @value4) {
 	background-image: -moz-linear-gradient(@value1, @value2, @value3, @value4); // FF3.6 - FF15 (FF16+ supports linear-gradient)
 	background-image: -webkit-linear-gradient(@value1, @value2, @value3, @value4); // Chrome10+, Safari5.1+
 	background-image: -o-linear-gradient(@value1, @value2, @value3, @value4); // Opera 11.10+
 	background-image: linear-gradient(@value1, @value2, @value3, @value4);
}
.linear-gradient (@value1, @value2, @value3, @value4, @value5) {
 	background-image: -moz-linear-gradient(@value1, @value2, @value3, @value4, @value5); // FF3.6 - FF15 (FF16+ supports linear-gradient)
 	background-image: -webkit-linear-gradient(@value1, @value2, @value3, @value4, @value5); // Chrome10+, Safari5.1+
 	background-image: -o-linear-gradient(@value1, @value2, @value3, @value4, @value5); // Opera 11.10+
 	background-image: linear-gradient(@value1, @value2, @value3, @value4, @value5);
}
.linear-gradient (@value1, @value2, @value3, @value4, @value5, @value6) {
 	background-image: -moz-linear-gradient(@value1, @value2, @value3, @value4, @value5, @value6); // FF3.6 - FF15 (FF16+ supports linear-gradient)
 	background-image: -webkit-linear-gradient(@value1, @value2, @value3, @value4, @value5, @value6); // Chrome10+, Safari5.1+
 	background-image: -o-linear-gradient(@value1, @value2, @value3, @value4, @value5, @value6); // Opera 11.10+
 	background-image: linear-gradient(@value1, @value2, @value3, @value4, @value5, @value6);
}
.linear-gradient (@value1, @value2, @value3, @value4, @value5, @value6, @value7) {
 	background-image: -moz-linear-gradient(@value1, @value2, @value3, @value4, @value5, @value6, @value7); // FF3.6 - FF15 (FF16+ supports linear-gradient)
 	background-image: -webkit-linear-gradient(@value1, @value2, @value3, @value4, @value5, @value6, @value7); // Chrome10+, Safari5.1+
 	background-image: -o-linear-gradient(@value1, @value2, @value3, @value4, @value5, @value6, @value7); // Opera 11.10+
 	background-image: linear-gradient(@value1, @value2, @value3, @value4, @value5, @value6, @value7);
}

.alpha-white-gradient (@opacity1, @stop1, @opacity2, @stop2) {
	// summary:
	//		For setting up white background-image with variable transparency.
	// example:
	//		Gradient starts at top (0%) with 30% opacity, and then ends at bottom (100%) with full transparency
	//		|	.alpha-white-gradient(0.3, 0%, 0, 100%)
	//
	.linear-gradient(rgba(255,255,255,@opacity1) @stop1, rgba(255,255,255,@opacity2) @stop2);
}
.alpha-white-gradient (@start, @opacity1, @stop1, @opacity2, @stop2) {
	.linear-gradient(@start, rgba(255,255,255,@opacity1) @stop1, rgba(255,255,255,@opacity2) @stop2);
}
.alpha-white-gradient (@opacity1, @stop1, @opacity2, @stop2, @opacity3, @stop3) {
	.linear-gradient(rgba(255,255,255,@opacity1) @stop1, rgba(255,255,255,@opacity2) @stop2, rgba(255,255,255, @opacity3) @stop3);
}
.alpha-white-gradient (@start, @opacity1, @stop1, @opacity2, @stop2, @opacity3, @stop3) {
	.linear-gradient(@start, rgba(255,255,255,@opacity1) @stop1, rgba(255,255,255,@opacity2) @stop2, rgba(255,255,255, @opacity3) @stop3);
}
.alpha-white-gradient (@opacity1, @stop1, @opacity2, @stop2, @opacity3, @stop3, @opacity4, @stop4) {
	.linear-gradient(rgba(255,255,255,@opacity1) @stop1, rgba(255,255,255,@opacity2) @stop2, rgba(255,255,255, @opacity3) @stop3, rgba(255,255,255, @opacity4) @stop4);
}
.alpha-white-gradient (@start, @opacity1, @stop1, @opacity2, @stop2, @opacity3, @stop3, @opacity4, @stop4) {
	.linear-gradient(@start, rgba(255,255,255,@opacity1) @stop1, rgba(255,255,255,@opacity2) @stop2, rgba(255,255,255, @opacity3) @stop3, rgba(255,255,255, @opacity4) @stop4);
}
.alpha-white-gradient (@start, @opacity1, @stop1, @opacity2, @stop2, @opacity3, @stop3, @opacity4, @stop4, @opacity5, @stop5) {
	.linear-gradient(@start, rgba(255,255,255,@opacity1) @stop1, rgba(255,255,255,@opacity2) @stop2, rgba(255,255,255, @opacity3) @stop3, rgba(255,255,255, @opacity4) @stop4, rgba(255,255,255, @opacity5) @stop5);
}
.alpha-white-gradient (@start, @opacity1, @stop1, @opacity2, @stop2, @opacity3, @stop3, @opacity4, @stop4, @opacity5, @stop5, @opacity6, @stop6) {
	.linear-gradient(@start, rgba(255,255,255,@opacity1) @stop1, rgba(255,255,255,@opacity2) @stop2, rgba(255,255,255, @opacity3) @stop3, rgba(255,255,255, @opacity4) @stop4, rgba(255,255,255, @opacity5) @stop5, rgba(255,255,255, @opacity6) @stop6);
}

.gradient-and-filter (@color, @fade1, @fade2) {
	// summary:
	//		Sets up a background color with a vertical gradient.
	//		In order to make transitions work properly on mozilla and webkit, this is done by combining
	//		a background-color which will be changed based on state (ex: hover) with a constant
	//		white alpha-transparency background-image.  On IE it creates a DXImageTransform filter.
	// @color:
	//		The color
	// @fade1:
	//		The percent to fade at the top
	// @fade2:
	//		The percent to fade at the bottom
	background-color: @color; // the base color
	.linear-gradient(fadeout(#fff, 100-@fade1), fadeout(#fff, 100-@fade2));
	filter: ~"progid:DXImageTransform.Microsoft.gradient(startColorstr="lighten(@color, @fade1)~", endColorstr="lighten(@color, @fade2)~")"; // IE
}
.horizontal-gradient-and-filter (@color, @fade1, @fade2) {
	// summary:
	//		Sets up a background color with a horizontal gradient.
	//		In order to make transitions work properly on mozilla and webkit, this is done by combining
	//		a background-color which will be changed based on state (ex: hover) with a constant
	//		white alpha-transparency background-image.  On IE it creates a DXImageTransform filter.
	// @color:
	//		The color
	// @fade1:
	//		The percent to fade at the top
	// @fade2:
	//		The percent to fade at the bottom
	background-color: @color; // the base color
	.linear-gradient(left, fadeout(#fff, 100-@fade1), fadeout(#fff, 100-@fade2));
	filter: ~"progid:DXImageTransform.Microsoft.gradient(startColorstr="lighten(@color, @fade1)~", endColorstr="lighten(@color, @fade2)~"gradientType=1)"; // IE
}


// Mixins defining gradients

.textbox-background-image () {
	// summary:
	//		Background image used for hovered TextBoxes and similar controls.
	//		It's just a small inset shadow below the top border (inside of the TextBox).
	.linear-gradient(rgba(127,127,127,0.2) 0%, rgba(127,127,127,0) 2px);
}

.standard-gradient (@pathToRoot: "") {
	// summary:
	//		Light to dark background-image used by widgets with short height (~16px) including:
	//			- MenuBar, and hovered MenuItem/MenuBarItem
	//			- arrow icon wrapper for Select, ComboBox, Spinner
	//			- Toolbar and hovered Toolbar buttons
	//			- TitlePane title bar, AccordionContainer title bar, Dialog title bar

	// Fallback for IE
	background-image: url("@{pathToRoot}images/standardGradient.png");
	background-repeat: repeat-x;

	// CSS gradient for other browsers
	.alpha-white-gradient(0.7, 0%, 0, 100%);

	// IE6 can't handle a background-image with transparency and a background-color; the color is blocked out
	_background-image: none;
}
.active-gradient (@pathToRoot: "") {
	// summary:
	//		Light to dark background-image with an inset gray shadow at the top,
	//		used by widgets when they are active (ie: mousedown) or selected, including:
	//			- active MenuItem/MenuBarItem
	//			- arrow icon wrapper for Select, ComboBox, Spinner when active or drop down is open
	//			- active Toolbar buttons
	//			- active TitlePane title bar, AccordionContainer title bar

	// Fallback for IE
	background-image: url("@{pathToRoot}images/activeGradient.png");
	background-repeat: repeat-x;

	// CSS gradient for other browsers
	.linear-gradient(rgba(190,190,190,0.98) 0px, rgba(255, 255, 255, 0.65) 3px, rgba(255, 255, 255, 0) 100%);

	// IE6 can't handle a background-image with transparency and a background-color; the color is blocked out
	_background-image: none;
}
