/*
 * Citizen - LESS variables
 * https://starcitizen.tools
*/

// Import MediaWiki-supplied mixins
@import 'mediawiki.mixins';

/* == Breakpoints == */
/**
 * Minimum available screen width at which a device can be considered a mobile device
 * Many older feature phones have screens smaller than this value.
 */
@width-breakpoint-mobile: 320px;

/**
 * Minimum available screen width at which a device can be considered a tablet
 * The number is currently based on the device width of a Samsung Galaxy S5 mini and is low
 * enough to cover iPad (768px).
 */
@width-breakpoint-tablet: 720px;

/* Minimum available screen width at which a device can be considered a desktop. */
@width-breakpoint-desktop: 1000px;

/* Wider desktop breakpoint */
@width-breakpoint-desktop-wide: 1300px;

/* Width when content center on pages with ToC */
@width-breakpoint-desktop-wider: @width-breakpoint-desktop + @width-toc * 2;

/* Extra wide desktop breakpoint */
@width-breakpoint-desktop-extrawide: 2000px;

/* == Colors == */
/* Base theme */
@diff-hoverstate: 2;

@color-primary__h: 220;
@color-primary__s: 60%;
@color-primary__l: 50%;

@color-surface-0: ~'hsl( 0, 0%, 100% )';
@color-surface-1: ~'hsl( 0, 0%, 100% )';
@color-surface-2: ~'hsl( 210, 17%, 98% )';
@color-surface-3: ~'hsl( 220, 17%, 93% )';
@color-surface-4: ~'hsl( 213, 9%, 80% )';

@color-surface-2--hover: ~'hsl( 210, 17%, 'unit( 98 + @diff-hoverstate, % )~' )';
@color-surface-2--active: ~'hsl( 210, 17%, 'unit( 98 - @diff-hoverstate, % )~' )';

/*
 * Syntax highlight colors
 * Based on Material Theme Lighter
 * https://material-theme.site
*/
@color-syntax-red: #e53935;
@color-syntax-orange: #f76d47;
@color-syntax-yellow: #e2931d;
@color-syntax-green: #91b859;
@color-syntax-cyan: #39adb5;
@color-syntax-blue: #6182b8;
@color-syntax-paleblue: #8796b0;
@color-syntax-purple: #9c3eda;
@color-syntax-brown: #916b53;
@color-syntax-pink: #ff5370;
@color-syntax-violet: #945eb8;
@color-syntax-grey: #90a4ae;

/* Dark theme */
@diff-hoverstate-dark: 4;

@color-primary__l-dark: 60%;

@color-surface-0-dark: ~'hsl( 210, 27%, 10% )';
@color-surface-1-dark: ~'hsl( 212, 15%, 17% )';
@color-surface-2-dark: ~'hsl( 208, 14%, 18% )';
@color-surface-3-dark: ~'hsl( 210, 11%, 21% )';
@color-surface-4-dark: ~'hsl( 210, 10%, 24% )';

@color-surface-2-dark--hover: ~'hsl( 208, 14%, 'unit( 18 + @diff-hoverstate-dark, % )~' )';
@color-surface-2-dark--active: ~'hsl( 208, 14%, 'unit( 18 - @diff-hoverstate-dark, % )~' )';

/*
 * Syntax highlight colors
 * Based on Material Theme Palenight
 * https://material-theme.site
*/
@color-syntax-red-dark: #f07178;
@color-syntax-orange-dark: #f78c6c;
@color-syntax-yellow-dark: #ffcb6b;
@color-syntax-green-dark: #c3e88d;
@color-syntax-cyan-dark: #89ddff;
@color-syntax-blue-dark: #82aaff;
@color-syntax-paleblue-dark: #b2ccd6;
@color-syntax-purple-dark: #c792ea;
@color-syntax-brown-dark: #916b53;
@color-syntax-pink-dark: #ff9cac;
@color-syntax-violet-dark: #bb80b3;
@color-syntax-grey-dark: #676E95;

/**
 * Based WikimediaUI (`wmui`) color palette
 * See https://design.wikimedia.org/style-guide/visual-style_colors.html
 * Don't use those variables directly, instead define your vars
 * referring to them as applied further below.
 */

@color-base0:    #000;    // = HSB 0°, 0%, 0%
@color-base10:   #202122; // = HSB 210°, 6%, 13%
@color-base20:   #54595d; // = HSB 207°, 10%, 36%; WCAG 2.0 level AAA 7.09:1 contrast ratio on `#fff`
@color-base30:   #72777d; // = HSB 210°, 9%, 49%; WCAG 2.0 level AA at 4.52:1 contrast ratio on `#fff`
@color-base50:   #a2a9b1; // = HSB 212°, 8%, 69%
@color-base70:   #c8ccd1; // = HSB 213°, 4%, 82%
@color-base80:   #eaecf0; // = HSB 220°, 3%, 94%
@color-base90:   #f8f9fa; // = HSB 210°, 1%, 98%
@color-base100:  #fff;    // = HSB 0°, 0%, 100%

@color-accent30: #2a4b8d; // = HSB 220°, 70%, 55%
@color-accent50: #36c;    // = HSB 220°, 75%, 80%
@color-accent90: #eaf3ff; // = HSB 214°, 8%, 100%

@color-red30:    #b32424; // = HSB 360°, 80%, 70%
@color-red50:    #d33;    // = HSB 360°, 77%, 87%
@color-red90:    #fee7e6; // = HSB 3°, 9%, 100%

@color-yellow30: #ac6600; // = HSB 36°, 100%, 67%
@color-yellow50: #fc3;    // = HSB 45°, 80%, 100%
@color-yellow90: #fef6e7; // = HSB 39°, 9%, 100%

@color-green30:  #14866d; // = HSB 167°, 85%, 53%
@color-green50:  #00af89; // = HSB 167°, 100%, 69%
@color-green90:  #d5fdf4; // = HSB 166°, 16%, 99%

@color-accent50--lighten: #5b84d6;
@color-red50--lighten: #e35b5b;

@color-accent-30--darken: #26437f;

@background-color-overlay:			rgba( 255, 255, 255, 0.95 ); //base100 95% opacity
@background-color-overlay--lighter:	rgba( 255, 255, 255, 0.6 );

@background-color-framed:			@color-base90;
@background-color-framed--hover:	@color-base100;
@background-color-framed--active:	@color-base70;

@background-color-input: 			rgba( 255, 255, 255, 0.5 );

@background-color-icon:				rgba( 0, 0, 0, 0.6 );
@background-color-icon--hover:		rgba( 0, 0, 0, 0.8 );
@background-color-icon--active:		rgba( 0, 0, 0, 1 );
@background-color-quiet: 			transparent;
@background-color-quiet--hover:		rgba( 0, 0, 0, 0.07 );
@background-color-quiet--active:	rgba( 0, 0, 0, 0.09 );

@background-color-primary--hover:	@color-accent90;
@background-color-primary--active:	rgba( 41, 98, 204, 0.1 );
@background-color-destructive:		@color-red90;
@background-color-warning:			@color-yellow90;
@background-color-success:			@color-green90;

/* Foreground colors */
@color-base:				@color-base20;
@color-base--emphasized:	@color-base10;
@color-base--subtle:		@color-base30;

@color-primary:				@color-accent50;
@color-primary--hover:		@color-accent50--lighten;
@color-primary--active:		@color-accent30;

@color-destructive:			@color-red50;
@color-destructive--hover:	@color-red50--lighten;
@color-destructive--active:	@color-red30;

@color-warning:				@color-yellow50;
@color-success:				@color-green50;

@color-link:				@color-accent50;
@color-link--hover:			@color-accent50--lighten;
@color-link--active:		@color-accent30;
@color-link-new:			@color-red50;
@color-link-new--hover:		@color-red50--lighten;
@color-link-new--active:	@color-red30;

/* Opacity */
@opacity-base--disabled:	0.3;
@opacity-icon-base:			0.6;
@opacity-icon-base--hover:	0.8;
@opacity-icon-base--active:	1;

/* == Box model properties == */
/* `--*size` variables are used for `*width` & `*height` properties. */
@size-icon:		20px;
// Not in the header section it is also used outside of header
@height-header:	56px;
@width-layout:	@width-breakpoint-desktop - 2 * @padding-page;
@width-toc: @width-breakpoint-desktop-wide - @width-breakpoint-desktop;

/* Paddings */
@padding-page:	20px;

@line-height: 1.6;

/* Border */
/* Border colors */
@border-color-base:				rgba( 0, 0, 0, 0.05 );
@border-color-base--lighter:	rgba( 0, 0, 0, 0.02 );
@border-color-base--darker:		rgba( 0, 0, 0, 0.08 );
// To blend better with OOUI styles
@border-color-input:			@border-color-base;
@border-color-input--hover:		rgba( 0, 0, 0, 0.4 );

/* Border radius */
@border-radius--small: 4px;
@border-radius--medium: @border-radius--small * 2;
@border-radius--large: @border-radius--small * 3;

/* Transitions */
@transition-color: color 500ms ease;
@transition-color-quick: color 200ms ease;
@transition-transform: transform 500ms cubic-bezier(0.77, 0.2, 0.05, 1);
@transition-transform-quick: transform 200ms cubic-bezier(0.77, 0.2, 0.05, 1);
@transition-width: width 500ms cubic-bezier(0.77, 0.2, 0.05, 1);
@transition-width-quick: width 200ms cubic-bezier(0.77, 0.2, 0.05, 1);
@transition-height: height 500ms cubic-bezier(0.77, 0.2, 0.05, 1);
@transition-height-quick: height 200ms cubic-bezier(0.77, 0.2, 0.05, 1);
@transition-margin: margin 500ms cubic-bezier(0.77, 0.2, 0.05, 1);
@transition-margin-quick: margin 200ms cubic-bezier(0.77, 0.2, 0.05, 1);
@transition-padding: padding 500ms cubic-bezier(0.77, 0.2, 0.05, 1);
@transition-padding-quick: padding 200ms cubic-bezier(0.77, 0.2, 0.05, 1);
@transition-background: background 500ms ease;
@transition-background-quick: background 200ms ease;
@transition-opacity: opacity 500ms ease;
@transition-opacity-quick: opacity 200ms ease;
@transition-border: border 500ms ease;
@transition-border-quick: border 200ms ease;
@transition-box-shadow: box-shadow 500ms ease;
@transition-box-shadow-quick: box-shadow 200ms ease;
@transition-border-color: border-color 500ms ease;
@transition-border-color-quick: border-color 200ms ease;
@transition-filter: filter 500ms ease;
@transition-filter-quick: filter 200ms ease;

/* Box shadow */
// Based on https://web.dev/building-a-color-scheme/#rad-shadow
@box-shadow-card: 0 2.8px 2.2px -4px ~'hsl(var(--surface-shadow) / calc(var(--shadow-strength) + .03))', 0 6.7px 5.3px -4px ~'hsl(var(--surface-shadow) / calc(var(--shadow-strength) + .01))', 0 12.5px 10px -4px ~'hsl(var(--surface-shadow) / calc(var(--shadow-strength) + .02))', 0 22.3px 17.9px -4px ~'hsl(var(--surface-shadow) / calc(var(--shadow-strength) + .02))', 0 41.8px 33.4px -4px ~'hsl(var(--surface-shadow) / calc(var(--shadow-strength) + .03))', 0 100px 80px -4px ~'hsl(var(--surface-shadow) / var(--shadow-strength))';
@box-shadow-dialog: 0 2.8px 2.2px ~'hsl(var(--surface-shadow) / calc(var(--shadow-strength) + .03))', 0 6.7px 5.3px ~'hsl(var(--surface-shadow) / calc(var(--shadow-strength) + .01))', 0 12.5px 10px ~'hsl(var(--surface-shadow) / calc(var(--shadow-strength) + .02))', 0 22.3px 17.9px ~'hsl(var(--surface-shadow) / calc(var(--shadow-strength) + .02))', 0 41.8px 33.4px ~'hsl(var(--surface-shadow) / calc(var(--shadow-strength) + .03))', 0 100px 80px ~'hsl(var(--surface-shadow) / var(--shadow-strength))';

/* Fonts */
/**
 * Citizen font stack for sans-serif fonts
 *
 * `Roboto` – Default font
 * system-ui - System UI font stack
 * `-apple-system` - Firefox fallback for System UI font stack
 */
@fonts: 'Roboto', system-ui, -apple-system, sans-serif;
/**
 * Citizen serif font stack
 *
 * `Georgia` – Windows, Mac
 * `serif` – (Generic) web font fallback
 */
@fonts-serif: Georgia, serif;
/**
 * System font stack for monospace fonts
 *
 * `SFMono-Regular` - macOS 10.12+
 * `Menlo` – macOS 10.6+
 * `Roboto Mono` - Android 4.0+
 * `Consolas` – Windows Vista & newer
 * `Liberation Mono` – Fedora, Ubuntu, … OFL licensed
 * `'Courier New', monospace` – (Generic) web font fallback
 */
@fonts-monospace: 'SFMono-Regular', 'Menlo', 'Roboto Mono', 'Consolas', 'Liberation Mono', 'Courier New', monospace;

/**
 * Dark theme color palette
 * Background color is used instead of shadow to show elevation
 * and hierarchy in dark theme
 * See https://material.io/design/color/dark-theme.html#properties
 */
@dark-color-base0:	#131a21;	// Surface color
@dark-color-base10: #1f262c; 	// 5% white overlay
@dark-color-base20: #242a31;	// 7% white overlay
@dark-color-base30: #262c32;	// 8% white overlay
@dark-color-base40: #282f35;	// 9% white overlay
@dark-color-base50: #2d3339;	// 11% white overlay
@dark-color-base60: #30363c;	// 12% white overlay
@dark-color-base70: #343a40;	// 14% white overlay
@dark-color-base80: #363c42;	// 15% white overlay
@dark-color-base90: #393f45;	// 16% white overlay

@dark-background-color-overlay:				rgba( 19, 26, 33, 0.95 );
@dark-background-color-overlay--lighter:	rgba( 19, 26, 33, 0.6 );

@dark-background-color-framed:			@dark-color-base10;
@dark-background-color-framed--hover:	@dark-color-base30;
@dark-background-color-framed--active:	@dark-color-base0;

@dark-background-color-input: 			rgba( 0, 0, 0, 0.5 );

@dark-background-color-icon:			rgba( 255, 255, 255, 0.6 );
@dark-background-color-icon--hover:		rgba( 255, 255, 255, 0.8 );
@dark-background-color-icon--active:	rgba( 255, 255, 255, 0.4 );
// @dark-background-color-quiet: 			transparent;
@dark-background-color-quiet--hover:	rgba( 255, 255, 255, 0.07 );
@dark-background-color-quiet--active:	rgba( 255, 255, 255, 0.03 );

@dark-background-color-primary--hover:	@color-accent30;
@dark-background-color-primary--active:	@color-accent-30--darken;

@dark-background-color-destructive:	@color-red30;
@dark-background-color-warning:		@color-yellow30;
@dark-background-color-success:		@color-green30;

/* Foreground colors */
@dark-color-base:				rgba( 255, 255, 255, 0.6 );
@dark-color-base--emphasized:	rgba( 255, 255, 255, 0.87 );
@dark-color-base--subtle:		rgba( 255, 255, 255, 0.38 );

@dark-color-link:				@color-accent50--lighten;
@dark-color-link--hover:		@color-accent90;
@dark-color-link--active:		@color-accent30;
@dark-color-link-new:			@color-red50--lighten;
@dark-color-link-new--hover:	@color-red90;
@dark-color-link-new--active:	@color-red30;

/* Opacity */
// @dark-opacity-icon-base:			0.4;
// @dark-opacity-icon-base--hover:		0.6;
@dark-opacity-icon-base--active:	0.4;

/* Border colors */
@dark-border-color-base:			rgba( 255, 255, 255, 0.05 );
@dark-border-color-base--lighter:	rgba( 255, 255, 255, 0.02 );
@dark-border-color-base--darker:	rgba( 255, 255, 255, 0.08 );
@dark-border-color-input:			@dark-border-color-base;
@dark-border-color-input--hover:	rgba( 255, 255, 255, 0.5 );

/*
 * Framework
*/
@html-font-size: 100%;
@margin-side: 20px;
@footer-width: 1290px;
@icon-size: 18px;
@icon-box-size: @icon-size + @icon-margin * 2;
@icon-margin: 3px;
@icon-padding: 15px;
@padding-menu-item: 10px 15px;
@padding-menu-item-big: 10px 20px;
@height-progress-bar: 2px;

/* Heade */
@margin-header-item: 8px;

/* Search bar */
@width-search-bar: 500px;
@height-search-bar: 42px;

/*
 * Text hierarchy
*/
// Scaling for content text
@content-scaling: 0.625;
@toc-scaling: 0.75;

// Wikimedia scale - https://design.wikimedia.org/style-guide/visual-style_typography.html
@content-h1-size: 3.2rem * @content-scaling;
@content-h2-size: 2.4rem * @content-scaling;
@content-h3-size: 2rem * @content-scaling;
@content-h4-size: 1.8rem * @content-scaling;
@content-h5-size: 1.6rem * @content-scaling;
@content-h6-size: 1.6rem * @content-scaling;
@content-body-size: 1.6rem * @content-scaling;
@content-lead-paragraph-size: 1.8rem * @content-scaling;
@content-quote-primary-size: 2rem * @content-scaling;
@content-quote-secondary-size: 1.4rem * @content-scaling;
@content-caption-size: 1.3rem * @content-scaling;
@content-small-text-size: 1.3rem * @content-scaling;
@content-monospace-size: 1.4rem * @content-scaling;
@content-margin-top: 0.8rem;

@ui-menu-text: 14px;
@ui-menu-text-big: 15px;
@ui-menu-header: 16px;

@footer-line-height: 1.4;

/*
 * Legacy colors
 * TODO: Replace all of them with the new variables
*/
// Wikimedia colors
@base-0: #000;
@base-10: #202122;
@base-20: #54595d;
@base-30: #72777d;
@base-50: #a2a9b1;
@base-70: #c8ccd1;
@base-80: #eaecf0;
@base-90: #f8f9fa;
@base-100: #fff;

@accent-10: #2a4b8d;
@accent-50: #36c;
@accent-90: #eaf3ff;

@red-30: #b32424;
@red-50: #d33;
@red-90: #fee7e6;

@green-30: #14866d;
@green-50: #00af89;
@green-90: #d5fdf4;

@yellow-30: #ac6600;
@yellow-50: #fc3;
@yellow-90: #fef6e7;

@color-footer-background-40: #0f1418;
@color-footer-background-50: #131a21;
@color-footer-background-60: #1a252d;
@color-footer-text: #979c9f;
@color-footer-link: #cfdee8;
@color-footer-link-active: @base-80;

// Dark mode colors
@dark-bg-0: #11151d;
@dark-bg-10: #1d2129;
@dark-bg-20: #22262d;
@dark-bg-30: #24272f;
@dark-bg-40: #2b2f36;
@dark-bg-50: #33363d;
@dark-bg-60: #34383f;

@dark-text-100: #e0e1e2;
@dark-text-90: #c1c2c5;
@dark-text-80: #a0a1a5;
@dark-text-70: #86888c;
@dark-text-60: #6c6e73;