libjs-less 1.6.3~dfsg-2 / usr / share / javascript / less / less.min.js

/*!
 * LESS - Leaner CSS v1.6.3
 * http://lesscss.org
 *
 * Copyright (c) 2009-2014, Alexis Sellier <self@cloudhead.net>
 * Licensed under the Apache v2 License.
 *
 */
(function(window,undefined){function require(arg){return window.less[arg.split("/")[1]]}if(typeof window.less==="undefined"||typeof window.less.nodeType!=="undefined"){window.less={}}less=window.less;tree=window.less.tree={};less.mode="browser";var less,tree;if(less===undefined){less=exports;tree=require("./tree");less.mode="node"}less.Parser=function Parser(env){var input,i,j,temp,memo,furthest,chunks,current,currentPos,parser,parsers,rootFilename=env&&env.filename;if(!(env instanceof tree.parseEnv)){env=new tree.parseEnv(env)}var imports=this.imports={paths:env.paths||[],queue:[],files:env.files,contents:env.contents,contentsIgnoredChars:env.contentsIgnoredChars,mime:env.mime,error:null,push:function(path,currentFileInfo,importOptions,callback){var parserImports=this;this.queue.push(path);var fileParsedFunc=function(e,root,fullPath){parserImports.queue.splice(parserImports.queue.indexOf(path),1);var importedPreviously=fullPath in parserImports.files||fullPath===rootFilename;parserImports.files[fullPath]=root;if(e&&!parserImports.error){parserImports.error=e}callback(e,root,importedPreviously,fullPath)};if(less.Parser.importer){less.Parser.importer(path,currentFileInfo,fileParsedFunc,env)}else{less.Parser.fileLoader(path,currentFileInfo,function(e,contents,fullPath,newFileInfo){if(e){fileParsedFunc(e);return}var newEnv=new tree.parseEnv(env);newEnv.currentFileInfo=newFileInfo;newEnv.processImports=false;newEnv.contents[fullPath]=contents;if(currentFileInfo.reference||importOptions.reference){newFileInfo.reference=true}if(importOptions.inline){fileParsedFunc(null,contents,fullPath)}else{new less.Parser(newEnv).parse(contents,function(e,root){fileParsedFunc(e,root,fullPath)})}},env)}}};function save(){temp=current;memo=currentPos=i}function restore(){current=temp;currentPos=i=memo}function sync(){if(i>currentPos){current=current.slice(i-currentPos);currentPos=i}}function isWhitespace(str,pos){var code=str.charCodeAt(pos|0);return code<=32&&(code===32||code===10||code===9)}function $(tok){var tokType=typeof tok,match,length;if(tokType==="string"){if(input.charAt(i)!==tok){return null}skipWhitespace(1);return tok}sync();if(!(match=tok.exec(current))){return null}length=match[0].length;skipWhitespace(length);if(typeof match==="string"){return match}else{return match.length===1?match[0]:match}}function $re(tok){if(i>currentPos){current=current.slice(i-currentPos);currentPos=i}var m=tok.exec(current);if(!m){return null}skipWhitespace(m[0].length);if(typeof m==="string"){return m}return m.length===1?m[0]:m}var _$re=$re;function $char(tok){if(input.charAt(i)!==tok){return null}skipWhitespace(1);return tok}function skipWhitespace(length){var oldi=i,oldj=j,curr=i-currentPos,endIndex=i+current.length-curr,mem=i+=length,inp=input,c;for(;i<endIndex;i++){c=inp.charCodeAt(i);if(c>32){break}if(c!==32&&c!==10&&c!==9&&c!==13){break}}current=current.slice(length+i-mem+curr);currentPos=i;if(!current.length&&j<chunks.length-1){current=chunks[++j];skipWhitespace(0);return true}return oldi!==i||oldj!==j}function expect(arg,msg){var result=Object.prototype.toString.call(arg)==="[object Function]"?arg.call(parsers):$(arg);if(result){return result}error(msg||(typeof arg==="string"?"expected '"+arg+"' got '"+input.charAt(i)+"'":"unexpected token"))}function expectChar(arg,msg){if(input.charAt(i)===arg){skipWhitespace(1);return arg}error(msg||"expected '"+arg+"' got '"+input.charAt(i)+"'")}function error(msg,type){var e=new Error(msg);e.index=i;e.type=type||"Syntax";throw e}function peek(tok){if(typeof tok==="string"){return input.charAt(i)===tok}else{return tok.test(current)}}function peekChar(tok){return input.charAt(i)===tok}function getInput(e,env){if(e.filename&&env.currentFileInfo.filename&&e.filename!==env.currentFileInfo.filename){return parser.imports.contents[e.filename]}else{return input}}function getLocation(index,inputStream){var n=index+1,line=null,column=-1;while(--n>=0&&inputStream.charAt(n)!=="\n"){column++}if(typeof index==="number"){line=(inputStream.slice(0,index).match(/\n/g)||"").length}return{line:line,column:column}}function getDebugInfo(index,inputStream,env){var filename=env.currentFileInfo.filename;if(less.mode!=="browser"&&less.mode!=="rhino"){filename=require("path").resolve(filename)}return{lineNumber:getLocation(index,inputStream).line+1,fileName:filename}}function LessError(e,env){var input=getInput(e,env),loc=getLocation(e.index,input),line=loc.line,col=loc.column,callLine=e.call&&getLocation(e.call,input).line,lines=input.split("\n");this.type=e.type||"Syntax";this.message=e.message;this.filename=e.filename||env.currentFileInfo.filename;this.index=e.index;this.line=typeof line==="number"?line+1:null;this.callLine=callLine+1;this.callExtract=lines[callLine];this.stack=e.stack;this.column=col;this.extract=[lines[line-1],lines[line],lines[line+1]]}LessError.prototype=new Error;LessError.prototype.constructor=LessError;this.env=env=env||{};this.optimization="optimization"in this.env?this.env.optimization:1;parser={imports:imports,parse:function(str,callback,additionalData){var root,line,lines,error=null,globalVars,modifyVars,preText="";i=j=currentPos=furthest=0;globalVars=additionalData&&additionalData.globalVars?less.Parser.serializeVars(additionalData.globalVars)+"\n":"";modifyVars=additionalData&&additionalData.modifyVars?"\n"+less.Parser.serializeVars(additionalData.modifyVars):"";if(globalVars||additionalData&&additionalData.banner){preText=(additionalData&&additionalData.banner?additionalData.banner:"")+globalVars;parser.imports.contentsIgnoredChars[env.currentFileInfo.filename]=preText.length}str=str.replace(/\r\n/g,"\n");input=str=preText+str.replace(/^\uFEFF/,"")+modifyVars;parser.imports.contents[env.currentFileInfo.filename]=str;chunks=function(input){var len=input.length,level=0,parenLevel=0,lastOpening,lastOpeningParen,lastMultiComment,lastMultiCommentEndBrace,chunks=[],emitFrom=0,parserCurrentIndex,currentChunkStartIndex,cc,cc2,matched;function fail(msg,index){error=new LessError({index:index||parserCurrentIndex,type:"Parse",message:msg,filename:env.currentFileInfo.filename},env)}function emitChunk(force){var len=parserCurrentIndex-emitFrom;if(len<512&&!force||!len){return}chunks.push(input.slice(emitFrom,parserCurrentIndex+1));emitFrom=parserCurrentIndex+1}for(parserCurrentIndex=0;parserCurrentIndex<len;parserCurrentIndex++){cc=input.charCodeAt(parserCurrentIndex);if(cc>=97&&cc<=122||cc<34){continue}switch(cc){case 40:parenLevel++;lastOpeningParen=parserCurrentIndex;continue;case 41:if(--parenLevel<0){return fail("missing opening `(`")}continue;case 59:if(!parenLevel){emitChunk()}continue;case 123:level++;lastOpening=parserCurrentIndex;continue;case 125:if(--level<0){return fail("missing opening `{`")}if(!level){emitChunk()}continue;case 92:if(parserCurrentIndex<len-1){parserCurrentIndex++;continue}return fail("unescaped `\\`");case 34:case 39:case 96:matched=0;currentChunkStartIndex=parserCurrentIndex;for(parserCurrentIndex=parserCurrentIndex+1;parserCurrentIndex<len;parserCurrentIndex++){cc2=input.charCodeAt(parserCurrentIndex);if(cc2>96){continue}if(cc2==cc){matched=1;break}if(cc2==92){if(parserCurrentIndex==len-1){return fail("unescaped `\\`")}parserCurrentIndex++}}if(matched){continue}return fail("unmatched `"+String.fromCharCode(cc)+"`",currentChunkStartIndex);case 47:if(parenLevel||parserCurrentIndex==len-1){continue}cc2=input.charCodeAt(parserCurrentIndex+1);if(cc2==47){for(parserCurrentIndex=parserCurrentIndex+2;parserCurrentIndex<len;parserCurrentIndex++){cc2=input.charCodeAt(parserCurrentIndex);if(cc2<=13&&(cc2==10||cc2==13)){break}}}else if(cc2==42){lastMultiComment=currentChunkStartIndex=parserCurrentIndex;for(parserCurrentIndex=parserCurrentIndex+2;parserCurrentIndex<len-1;parserCurrentIndex++){cc2=input.charCodeAt(parserCurrentIndex);if(cc2==125){lastMultiCommentEndBrace=parserCurrentIndex}if(cc2!=42){continue}if(input.charCodeAt(parserCurrentIndex+1)==47){break}}if(parserCurrentIndex==len-1){return fail("missing closing `*/`",currentChunkStartIndex)}parserCurrentIndex++}continue;case 42:if(parserCurrentIndex<len-1&&input.charCodeAt(parserCurrentIndex+1)==47){return fail("unmatched `/*`")}continue}}if(level!==0){if(lastMultiComment>lastOpening&&lastMultiCommentEndBrace>lastMultiComment){return fail("missing closing `}` or `*/`",lastOpening)}else{return fail("missing closing `}`",lastOpening)}}else if(parenLevel!==0){return fail("missing closing `)`",lastOpeningParen)}emitChunk(true);return chunks}(str);if(error){return callback(new LessError(error,env))}current=chunks[0];try{root=new tree.Ruleset(null,this.parsers.primary());root.root=true;root.firstRoot=true}catch(e){return callback(new LessError(e,env))}root.toCSS=function(evaluate){return function(options,variables){options=options||{};var evaldRoot,css,evalEnv=new tree.evalEnv(options);if(typeof variables==="object"&&!Array.isArray(variables)){variables=Object.keys(variables).map(function(k){var value=variables[k];if(!(value instanceof tree.Value)){if(!(value instanceof tree.Expression)){value=new tree.Expression([value])}value=new tree.Value([value])}return new tree.Rule("@"+k,value,false,null,0)});evalEnv.frames=[new tree.Ruleset(null,variables)]}try{var preEvalVisitors=[],visitors=[new tree.joinSelectorVisitor,new tree.processExtendsVisitor,new tree.toCSSVisitor({compress:Boolean(options.compress)})],i,root=this;if(options.plugins){for(i=0;i<options.plugins.length;i++){if(options.plugins[i].isPreEvalVisitor){preEvalVisitors.push(options.plugins[i])}else{if(options.plugins[i].isPreVisitor){visitors.splice(0,0,options.plugins[i])}else{visitors.push(options.plugins[i])}}}}for(i=0;i<preEvalVisitors.length;i++){preEvalVisitors[i].run(root)}evaldRoot=evaluate.call(root,evalEnv);for(i=0;i<visitors.length;i++){visitors[i].run(evaldRoot)}if(options.sourceMap){evaldRoot=new tree.sourceMapOutput({contentsIgnoredCharsMap:parser.imports.contentsIgnoredChars,writeSourceMap:options.writeSourceMap,rootNode:evaldRoot,contentsMap:parser.imports.contents,sourceMapFilename:options.sourceMapFilename,sourceMapURL:options.sourceMapURL,outputFilename:options.sourceMapOutputFilename,sourceMapBasepath:options.sourceMapBasepath,sourceMapRootpath:options.sourceMapRootpath,outputSourceFiles:options.outputSourceFiles,sourceMapGenerator:options.sourceMapGenerator})}css=evaldRoot.toCSS({compress:Boolean(options.compress),dumpLineNumbers:env.dumpLineNumbers,strictUnits:Boolean(options.strictUnits),numPrecision:8})}catch(e){throw new LessError(e,env)}if(options.cleancss&&less.mode==="node"){var CleanCSS=require("clean-css"),cleancssOptions=options.cleancssOptions||{};if(cleancssOptions.keepSpecialComments===undefined){cleancssOptions.keepSpecialComments="*"}cleancssOptions.processImport=false;cleancssOptions.noRebase=true;if(cleancssOptions.noAdvanced===undefined){cleancssOptions.noAdvanced=true}return new CleanCSS(cleancssOptions).minify(css)}else if(options.compress){return css.replace(/(^(\s)+)|((\s)+$)/g,"")}else{return css}}}(root.eval);if(i<input.length-1){i=furthest;var loc=getLocation(i,input);lines=input.split("\n");line=loc.line+1;error={type:"Parse",message:"Unrecognised input",index:i,filename:env.currentFileInfo.filename,line:line,column:loc.column,extract:[lines[line-2],lines[line-1],lines[line]]}}var finish=function(e){e=error||e||parser.imports.error;if(e){if(!(e instanceof LessError)){e=new LessError(e,env)}return callback(e)}else{return callback(null,root)}};if(env.processImports!==false){new tree.importVisitor(this.imports,finish).run(root)}else{return finish()}},parsers:parsers={primary:function(){var mixin=this.mixin,$re=_$re,root=[],node;while(current){node=this.extendRule()||mixin.definition()||this.rule()||this.ruleset()||mixin.call()||this.comment()||this.directive();if(node){root.push(node)}else{if(!($re(/^[\s\n]+/)||$re(/^;+/))){break}}}return root},comment:function(){var comment;if(input.charAt(i)!=="/"){return}if(input.charAt(i+1)==="/"){return new tree.Comment($re(/^\/\/.*/),true,i,env.currentFileInfo)}comment=$re(/^\/\*(?:[^*]|\*+[^\/*])*\*+\/\n?/);if(comment){return new tree.Comment(comment,false,i,env.currentFileInfo)}},comments:function(){var comment,comments=[];while(true){comment=this.comment();if(!comment){break}comments.push(comment)}return comments},entities:{quoted:function(){var str,j=i,e,index=i;if(input.charAt(j)==="~"){j++;e=true}if(input.charAt(j)!=='"'&&input.charAt(j)!=="'"){return}if(e){$char("~")}str=$re(/^"((?:[^"\\\r\n]|\\.)*)"|'((?:[^'\\\r\n]|\\.)*)'/);if(str){return new tree.Quoted(str[0],str[1]||str[2],e,index,env.currentFileInfo)}},keyword:function(){var k;k=$re(/^[_A-Za-z-][_A-Za-z0-9-]*/);if(k){var color=tree.Color.fromKeyword(k);if(color){return color}return new tree.Keyword(k)}},call:function(){var name,nameLC,args,alpha_ret,index=i;name=/^([\w-]+|%|progid:[\w\.]+)\(/.exec(current);if(!name){return}name=name[1];nameLC=name.toLowerCase();if(nameLC==="url"){return null}i+=name.length;if(nameLC==="alpha"){alpha_ret=parsers.alpha();if(typeof alpha_ret!=="undefined"){return alpha_ret}}$char("(");args=this.arguments();if(!$char(")")){return}if(name){return new tree.Call(name,args,index,env.currentFileInfo)}},arguments:function(){var args=[],arg;while(true){arg=this.assignment()||parsers.expression();if(!arg){break}args.push(arg);if(!$char(",")){break}}return args},literal:function(){return this.dimension()||this.color()||this.quoted()||this.unicodeDescriptor()},assignment:function(){var key,value;key=$re(/^\w+(?=\s?=)/i);if(!key){return}if(!$char("=")){return}value=parsers.entity();if(value){return new tree.Assignment(key,value)}},url:function(){var value;if(input.charAt(i)!=="u"||!$re(/^url\(/)){return}value=this.quoted()||this.variable()||$re(/^(?:(?:\\[\(\)'"])|[^\(\)'"])+/)||"";expectChar(")");return new tree.URL(value.value!=null||value instanceof tree.Variable?value:new tree.Anonymous(value),env.currentFileInfo)},variable:function(){var name,index=i;if(input.charAt(i)==="@"&&(name=$re(/^@@?[\w-]+/))){return new tree.Variable(name,index,env.currentFileInfo)}},variableCurly:function(){var curly,index=i;if(input.charAt(i)==="@"&&(curly=$re(/^@\{([\w-]+)\}/))){return new tree.Variable("@"+curly[1],index,env.currentFileInfo)}},color:function(){var rgb;if(input.charAt(i)==="#"&&(rgb=$re(/^#([A-Fa-f0-9]{6}|[A-Fa-f0-9]{3})/))){return new tree.Color(rgb[1])}},dimension:function(){var value,c=input.charCodeAt(i);if(c>57||c<43||c===47||c==44){return}value=$re(/^([+-]?\d*\.?\d+)(%|[a-z]+)?/);if(value){return new tree.Dimension(value[1],value[2])}},unicodeDescriptor:function(){var ud;ud=$re(/^U\+[0-9a-fA-F?]+(\-[0-9a-fA-F?]+)?/);if(ud){return new tree.UnicodeDescriptor(ud[0])}},javascript:function(){var str,j=i,e;if(input.charAt(j)==="~"){j++;e=true}if(input.charAt(j)!=="`"){return}if(env.javascriptEnabled!==undefined&&!env.javascriptEnabled){error("You are using JavaScript, which has been disabled.")}if(e){$char("~")}str=$re(/^`([^`]*)`/);if(str){return new tree.JavaScript(str[1],i,e)}}},variable:function(){var name;if(input.charAt(i)==="@"&&(name=$re(/^(@[\w-]+)\s*:/))){return name[1]}},extend:function(isRule){var elements,e,index=i,option,extendList,extend;if(!(isRule?$re(/^&:extend\(/):$re(/^:extend\(/))){return}do{option=null;elements=null;while(!(option=$re(/^(all)(?=\s*(\)|,))/))){e=this.element();if(!e){break}if(elements){elements.push(e)}else{elements=[e]}}option=option&&option[1];extend=new tree.Extend(new tree.Selector(elements),option,index);if(extendList){extendList.push(extend)}else{extendList=[extend]}}while($char(","));expect(/^\)/);if(isRule){expect(/^;/)}return extendList},extendRule:function(){return this.extend(true)},mixin:{call:function(){var s=input.charAt(i),important=false,index=i,elemIndex,elements,elem,e,c,args;if(s!=="."&&s!=="#"){return}save();while(true){elemIndex=i;e=$re(/^[#.](?:[\w-]|\\(?:[A-Fa-f0-9]{1,6} ?|[^A-Fa-f0-9]))+/);if(!e){break}elem=new tree.Element(c,e,elemIndex,env.currentFileInfo);if(elements){elements.push(elem)}else{elements=[elem]}c=$char(">")}if(elements){if($char("(")){args=this.args(true).args;expectChar(")")}if(parsers.important()){important=true}if(parsers.end()){return new tree.mixin.Call(elements,args,index,env.currentFileInfo,important)}}restore()},args:function(isCall){var parsers=parser.parsers,entities=parsers.entities,returner={args:null,variadic:false},expressions=[],argsSemiColon=[],argsComma=[],isSemiColonSeperated,expressionContainsNamed,name,nameLoop,value,arg;while(true){if(isCall){arg=parsers.expression()}else{parsers.comments();if(input.charAt(i)==="."&&$re(/^\.{3}/)){returner.variadic=true;if($char(";")&&!isSemiColonSeperated){isSemiColonSeperated=true}(isSemiColonSeperated?argsSemiColon:argsComma).push({variadic:true});break}arg=entities.variable()||entities.literal()||entities.keyword()}if(!arg){break}nameLoop=null;if(arg.throwAwayComments){arg.throwAwayComments()}value=arg;var val=null;if(isCall){if(arg.value.length==1){val=arg.value[0]}}else{val=arg}if(val&&val instanceof tree.Variable){if($char(":")){if(expressions.length>0){if(isSemiColonSeperated){error("Cannot mix ; and , as delimiter types")}expressionContainsNamed=true}value=expect(parsers.expression);nameLoop=name=val.name}else if(!isCall&&$re(/^\.{3}/)){returner.variadic=true;if($char(";")&&!isSemiColonSeperated){isSemiColonSeperated=true}(isSemiColonSeperated?argsSemiColon:argsComma).push({name:arg.name,variadic:true});break}else if(!isCall){name=nameLoop=val.name;value=null}}if(value){expressions.push(value)}argsComma.push({name:nameLoop,value:value});if($char(",")){continue}if($char(";")||isSemiColonSeperated){if(expressionContainsNamed){error("Cannot mix ; and , as delimiter types")}isSemiColonSeperated=true;if(expressions.length>1){value=new tree.Value(expressions)}argsSemiColon.push({name:name,value:value});name=null;expressions=[];expressionContainsNamed=false}}returner.args=isSemiColonSeperated?argsSemiColon:argsComma;return returner},definition:function(){var name,params=[],match,ruleset,cond,variadic=false;if(input.charAt(i)!=="."&&input.charAt(i)!=="#"||peek(/^[^{]*\}/)){return}save();match=$re(/^([#.](?:[\w-]|\\(?:[A-Fa-f0-9]{1,6} ?|[^A-Fa-f0-9]))+)\s*\(/);if(match){name=match[1];var argInfo=this.args(false);params=argInfo.args;variadic=argInfo.variadic;if(!$char(")")){furthest=i;restore()}parsers.comments();if($re(/^when/)){cond=expect(parsers.conditions,"expected condition")}ruleset=parsers.block();if(ruleset){return new tree.mixin.Definition(name,params,ruleset,cond,variadic)}else{restore()}}}},entity:function(){var entities=this.entities;return entities.literal()||entities.variable()||entities.url()||entities.call()||entities.keyword()||entities.javascript()||this.comment()},end:function(){return $char(";")||peekChar("}")},alpha:function(){var value;if(!$re(/^\(opacity=/i)){return}value=$re(/^\d+/)||this.entities.variable();if(value){expectChar(")");return new tree.Alpha(value)}},element:function(){var e,c,v,index=i;c=this.combinator();e=$re(/^(?:\d+\.\d+|\d+)%/)||$re(/^(?:[.#]?|:*)(?:[\w-]|[^\x00-\x9f]|\\(?:[A-Fa-f0-9]{1,6} ?|[^A-Fa-f0-9]))+/)||$char("*")||$char("&")||this.attribute()||$re(/^\([^()@]+\)/)||$re(/^[\.#](?=@)/)||this.entities.variableCurly();if(!e){if($char("(")){if((v=this.selector())&&$char(")")){e=new tree.Paren(v)}}}if(e){return new tree.Element(c,e,index,env.currentFileInfo)}},combinator:function(){var c=input.charAt(i);if(c===">"||c==="+"||c==="~"||c==="|"||c==="^"){i++;if(input.charAt(i)==="^"){c="^^";i++}while(isWhitespace(input,i)){i++}return new tree.Combinator(c)}else if(isWhitespace(input,i-1)){return new tree.Combinator(" ")}else{return new tree.Combinator(null)}},lessSelector:function(){return this.selector(true)},selector:function(isLess){var index=i,$re=_$re,elements,extendList,c,e,extend,when,condition;while(isLess&&(extend=this.extend())||isLess&&(when=$re(/^when/))||(e=this.element())){if(when){condition=expect(this.conditions,"expected condition")}else if(condition){error("CSS guard can only be used at the end of selector")}else if(extend){if(extendList){extendList.push(extend)}else{extendList=[extend]}}else{if(extendList){error("Extend can only be used at the end of selector")}c=input.charAt(i);if(elements){elements.push(e)}else{elements=[e]}e=null}if(c==="{"||c==="}"||c===";"||c===","||c===")"){break}}if(elements){return new tree.Selector(elements,extendList,condition,index,env.currentFileInfo)}if(extendList){error("Extend must be used to extend a selector, it cannot be used on its own")}},attribute:function(){if(!$char("[")){return}var entities=this.entities,key,val,op;if(!(key=entities.variableCurly())){key=expect(/^(?:[_A-Za-z0-9-\*]*\|)?(?:[_A-Za-z0-9-]|\\.)+/)}op=$re(/^[|~*$^]?=/);if(op){val=entities.quoted()||$re(/^[0-9]+%/)||$re(/^[\w-]+/)||entities.variableCurly()}expectChar("]");return new tree.Attribute(key,op,val)},block:function(){var content;if($char("{")&&(content=this.primary())&&$char("}")){return content}},ruleset:function(){var selectors,s,rules,debugInfo;save();if(env.dumpLineNumbers){debugInfo=getDebugInfo(i,input,env)}while(true){s=this.lessSelector();if(!s){break}if(selectors){selectors.push(s)}else{selectors=[s]}this.comments();if(s.condition&&selectors.length>1){error("Guards are only currently allowed on a single selector.")}if(!$char(",")){break}if(s.condition){error("Guards are only currently allowed on a single selector.")}this.comments()}if(selectors&&(rules=this.block())){var ruleset=new tree.Ruleset(selectors,rules,env.strictImports);if(env.dumpLineNumbers){ruleset.debugInfo=debugInfo}return ruleset}else{furthest=i;restore()}},rule:function(tryAnonymous){var name,value,c=input.charAt(i),important,merge=false;save();if(c==="."||c==="#"||c==="&"){return}name=this.variable()||this.ruleProperty();if(name){value=!tryAnonymous&&(env.compress||name.charAt&&name.charAt(0)==="@")?this.value()||this.anonymousValue():this.anonymousValue()||this.value();important=this.important();merge=name.pop&&name.pop().value==="+";if(value&&this.end()){return new tree.Rule(name,value,important,merge,memo,env.currentFileInfo)}else{furthest=i;restore();if(value&&!tryAnonymous){return this.rule(true)}}}},anonymousValue:function(){var match;match=/^([^@+\/'"*`(;{}-]*);/.exec(current);if(match){i+=match[0].length-1;return new tree.Anonymous(match[1])}},"import":function(){var path,features,index=i;save();var dir=$re(/^@import?\s+/);var options=(dir?this.importOptions():null)||{};if(dir&&(path=this.entities.quoted()||this.entities.url())){features=this.mediaFeatures();if($char(";")){features=features&&new tree.Value(features);return new tree.Import(path,features,options,index,env.currentFileInfo)}}restore()},importOptions:function(){var o,options={},optionName,value;if(!$char("(")){return null}do{o=this.importOption();if(o){optionName=o;value=true;switch(optionName){case"css":optionName="less";value=false;break;case"once":optionName="multiple";value=false;break}options[optionName]=value;if(!$char(",")){break}}}while(o);expectChar(")");return options},importOption:function(){var opt=$re(/^(less|css|multiple|once|inline|reference)/);if(opt){return opt[1]}},mediaFeature:function(){var entities=this.entities,nodes=[],e,p;do{e=entities.keyword()||entities.variable();if(e){nodes.push(e)}else if($char("(")){p=this.property();e=this.value();if($char(")")){if(p&&e){nodes.push(new tree.Paren(new tree.Rule(p,e,null,null,i,env.currentFileInfo,true)))}else if(e){nodes.push(new tree.Paren(e))}else{return null}}else{return null}}}while(e);if(nodes.length>0){return new tree.Expression(nodes)}},mediaFeatures:function(){var entities=this.entities,features=[],e;do{e=this.mediaFeature();if(e){features.push(e);if(!$char(",")){break}}else{e=entities.variable();if(e){features.push(e);if(!$char(",")){break}}}}while(e);return features.length>0?features:null},media:function(){var features,rules,media,debugInfo;if(env.dumpLineNumbers){debugInfo=getDebugInfo(i,input,env)}if($re(/^@media/)){features=this.mediaFeatures();rules=this.block();if(rules){media=new tree.Media(rules,features,i,env.currentFileInfo);if(env.dumpLineNumbers){media.debugInfo=debugInfo}return media}}},directive:function(){var index=i,name,value,rules,nonVendorSpecificName,hasBlock,hasIdentifier,hasExpression,identifier;if(input.charAt(i)!=="@"){return}value=this["import"]()||this.media();if(value){return value}save();name=$re(/^@[a-z-]+/);if(!name){return}nonVendorSpecificName=name;if(name.charAt(1)=="-"&&name.indexOf("-",2)>0){nonVendorSpecificName="@"+name.slice(name.indexOf("-",2)+1)}switch(nonVendorSpecificName){case"@font-face":hasBlock=true;break;case"@viewport":case"@top-left":case"@top-left-corner":case"@top-center":case"@top-right":case"@top-right-corner":case"@bottom-left":case"@bottom-left-corner":case"@bottom-center":case"@bottom-right":case"@bottom-right-corner":case"@left-top":case"@left-middle":case"@left-bottom":case"@right-top":case"@right-middle":case"@right-bottom":hasBlock=true;break;case"@host":case"@page":case"@document":case"@supports":case"@keyframes":hasBlock=true;hasIdentifier=true;break;case"@namespace":hasExpression=true;break}if(hasIdentifier){identifier=($re(/^[^{]+/)||"").trim();if(identifier){name+=" "+identifier}}if(hasBlock){rules=this.block();if(rules){return new tree.Directive(name,rules,index,env.currentFileInfo)}}else{value=hasExpression?this.expression():this.entity();if(value&&$char(";")){var directive=new tree.Directive(name,value,index,env.currentFileInfo);if(env.dumpLineNumbers){directive.debugInfo=getDebugInfo(i,input,env)}return directive}}restore()},value:function(){var e,expressions=[];do{e=this.expression();if(e){expressions.push(e);if(!$char(",")){break}}}while(e);if(expressions.length>0){return new tree.Value(expressions)}},important:function(){if(input.charAt(i)==="!"){return $re(/^! *important/)}},sub:function(){var a,e;if($char("(")){a=this.addition();if(a){e=new tree.Expression([a]);expectChar(")");e.parens=true;return e}}},multiplication:function(){var m,a,op,operation,isSpaced;m=this.operand();if(m){isSpaced=isWhitespace(input,i-1);while(true){if(peek(/^\/[*\/]/)){break}op=$char("/")||$char("*");if(!op){break}a=this.operand();if(!a){break}m.parensInOp=true;a.parensInOp=true;operation=new tree.Operation(op,[operation||m,a],isSpaced);isSpaced=isWhitespace(input,i-1)}return operation||m}},addition:function(){var m,a,op,operation,isSpaced;m=this.multiplication();if(m){isSpaced=isWhitespace(input,i-1);while(true){op=$re(/^[-+]\s+/)||!isSpaced&&($char("+")||$char("-"));if(!op){break}a=this.multiplication();if(!a){break}m.parensInOp=true;a.parensInOp=true;operation=new tree.Operation(op,[operation||m,a],isSpaced);isSpaced=isWhitespace(input,i-1)}return operation||m}},conditions:function(){var a,b,index=i,condition;a=this.condition();if(a){while(true){if(!peek(/^,\s*(not\s*)?\(/)||!$char(",")){break}b=this.condition();if(!b){break}condition=new tree.Condition("or",condition||a,b,index)}return condition||a}},condition:function(){var entities=this.entities,index=i,negate=false,a,b,c,op;if($re(/^not/)){negate=true}expectChar("(");a=this.addition()||entities.keyword()||entities.quoted();if(a){op=$re(/^(?:>=|<=|=<|[<=>])/);if(op){b=this.addition()||entities.keyword()||entities.quoted();if(b){c=new tree.Condition(op,a,b,index,negate)}else{error("expected expression")}}else{c=new tree.Condition("=",a,new tree.Keyword("true"),index,negate)}expectChar(")");return $re(/^and/)?new tree.Condition("and",c,this.condition()):c}},operand:function(){var entities=this.entities,p=input.charAt(i+1),negate;if(input.charAt(i)==="-"&&(p==="@"||p==="(")){negate=$char("-")}var o=this.sub()||entities.dimension()||entities.color()||entities.variable()||entities.call();if(negate){o.parensInOp=true;o=new tree.Negative(o)}return o},expression:function(){var entities=[],e,delim;do{e=this.addition()||this.entity();if(e){entities.push(e);if(!peek(/^\/[\/*]/)){delim=$char("/");if(delim){entities.push(new tree.Anonymous(delim))}}}}while(e);if(entities.length>0){return new tree.Expression(entities)}},property:function(){var name=$re(/^(\*?-?[_a-zA-Z0-9-]+)\s*:/);if(name){return name[1]}},ruleProperty:function(){var c=current,name=[],index=[],length=0,s,k;function match(re){var a=re.exec(c);if(a){index.push(i+length);length+=a[0].length;c=c.slice(a[1].length);return name.push(a[1])}}match(/^(\*?)/);while(match(/^((?:[\w-]+)|(?:@\{[\w-]+\}))/));if(name.length>1&&match(/^\s*(\+?)\s*:/)){skipWhitespace(length);if(name[0]===""){name.shift();index.shift()}for(k=0;k<name.length;k++){s=name[k];name[k]=s.charAt(0)!=="@"?new tree.Keyword(s):new tree.Variable("@"+s.slice(2,-1),index[k],env.currentFileInfo)}return name}}}};return parser};less.Parser.serializeVars=function(vars){var s="";for(var name in vars){if(Object.hasOwnProperty.call(vars,name)){var value=vars[name];s+=(name[0]==="@"?"":"@")+name+": "+value+((""+value).slice(-1)===";"?"":";")}}return s};(function(tree){tree.functions={rgb:function(r,g,b){return this.rgba(r,g,b,1)},rgba:function(r,g,b,a){var rgb=[r,g,b].map(function(c){return scaled(c,255)});a=number(a);return new tree.Color(rgb,a)},hsl:function(h,s,l){return this.hsla(h,s,l,1)},hsla:function(h,s,l,a){function hue(h){h=h<0?h+1:h>1?h-1:h;if(h*6<1){return m1+(m2-m1)*h*6}else if(h*2<1){return m2}else if(h*3<2){return m1+(m2-m1)*(2/3-h)*6}else{return m1}}h=number(h)%360/360;s=clamp(number(s));l=clamp(number(l));a=clamp(number(a));var m2=l<=.5?l*(s+1):l+s-l*s;var m1=l*2-m2;return this.rgba(hue(h+1/3)*255,hue(h)*255,hue(h-1/3)*255,a)},hsv:function(h,s,v){return this.hsva(h,s,v,1)},hsva:function(h,s,v,a){h=number(h)%360/360*360;s=number(s);v=number(v);a=number(a);var i,f;i=Math.floor(h/60%6);f=h/60-i;var vs=[v,v*(1-s),v*(1-f*s),v*(1-(1-f)*s)];var perm=[[0,3,1],[2,0,1],[1,0,3],[1,2,0],[3,1,0],[0,1,2]];return this.rgba(vs[perm[i][0]]*255,vs[perm[i][1]]*255,vs[perm[i][2]]*255,a)},hue:function(color){return new tree.Dimension(Math.round(color.toHSL().h))},saturation:function(color){return new tree.Dimension(Math.round(color.toHSL().s*100),"%")},lightness:function(color){return new tree.Dimension(Math.round(color.toHSL().l*100),"%")},hsvhue:function(color){return new tree.Dimension(Math.round(color.toHSV().h))},hsvsaturation:function(color){return new tree.Dimension(Math.round(color.toHSV().s*100),"%")},hsvvalue:function(color){return new tree.Dimension(Math.round(color.toHSV().v*100),"%")},red:function(color){return new tree.Dimension(color.rgb[0])},green:function(color){return new tree.Dimension(color.rgb[1])},blue:function(color){return new tree.Dimension(color.rgb[2])},alpha:function(color){return new tree.Dimension(color.toHSL().a)},luma:function(color){return new tree.Dimension(Math.round(color.luma()*color.alpha*100),"%")},saturate:function(color,amount){if(!color.rgb){return null}var hsl=color.toHSL();hsl.s+=amount.value/100;hsl.s=clamp(hsl.s);return hsla(hsl)},desaturate:function(color,amount){var hsl=color.toHSL();hsl.s-=amount.value/100;hsl.s=clamp(hsl.s);return hsla(hsl)},lighten:function(color,amount){var hsl=color.toHSL();hsl.l+=amount.value/100;hsl.l=clamp(hsl.l);return hsla(hsl)},darken:function(color,amount){var hsl=color.toHSL();hsl.l-=amount.value/100;hsl.l=clamp(hsl.l);return hsla(hsl)},fadein:function(color,amount){var hsl=color.toHSL();hsl.a+=amount.value/100;hsl.a=clamp(hsl.a);return hsla(hsl)},fadeout:function(color,amount){var hsl=color.toHSL();hsl.a-=amount.value/100;hsl.a=clamp(hsl.a);return hsla(hsl)},fade:function(color,amount){var hsl=color.toHSL();hsl.a=amount.value/100;hsl.a=clamp(hsl.a);return hsla(hsl)},spin:function(color,amount){var hsl=color.toHSL();var hue=(hsl.h+amount.value)%360;hsl.h=hue<0?360+hue:hue;return hsla(hsl)},// Copyright (c) 2006-2009 Hampton Catlin, Nathan Weizenbaum, and Chris Eppstein
mix:function(color1,color2,weight){if(!weight){weight=new tree.Dimension(50)}var p=weight.value/100;var w=p*2-1;var a=color1.toHSL().a-color2.toHSL().a;var w1=((w*a==-1?w:(w+a)/(1+w*a))+1)/2;var w2=1-w1;var rgb=[color1.rgb[0]*w1+color2.rgb[0]*w2,color1.rgb[1]*w1+color2.rgb[1]*w2,color1.rgb[2]*w1+color2.rgb[2]*w2];var alpha=color1.alpha*p+color2.alpha*(1-p);return new tree.Color(rgb,alpha)},greyscale:function(color){return this.desaturate(color,new tree.Dimension(100))},contrast:function(color,dark,light,threshold){if(!color.rgb){return null}if(typeof light==="undefined"){light=this.rgba(255,255,255,1)}if(typeof dark==="undefined"){dark=this.rgba(0,0,0,1)}if(dark.luma()>light.luma()){var t=light;light=dark;dark=t}if(typeof threshold==="undefined"){threshold=.43}else{threshold=number(threshold)}if(color.luma()<threshold){return light}else{return dark}},e:function(str){return new tree.Anonymous(str instanceof tree.JavaScript?str.evaluated:str)},escape:function(str){return new tree.Anonymous(encodeURI(str.value).replace(/=/g,"%3D").replace(/:/g,"%3A").replace(/#/g,"%23").replace(/;/g,"%3B").replace(/\(/g,"%28").replace(/\)/g,"%29"))},"%":function(quoted){var args=Array.prototype.slice.call(arguments,1),str=quoted.value;for(var i=0;i<args.length;i++){str=str.replace(/%[sda]/i,function(token){var value=token.match(/s/i)?args[i].value:args[i].toCSS();return token.match(/[A-Z]$/)?encodeURIComponent(value):value})}str=str.replace(/%%/g,"%");return new tree.Quoted('"'+str+'"',str)},unit:function(val,unit){if(!(val instanceof tree.Dimension)){throw{type:"Argument",message:"the first argument to unit must be a number"+(val instanceof tree.Operation?". Have you forgotten parenthesis?":"")}}return new tree.Dimension(val.value,unit?unit.toCSS():"")},convert:function(val,unit){return val.convertTo(unit.value)},round:function(n,f){var fraction=typeof f==="undefined"?0:f.value;return _math(function(num){return num.toFixed(fraction)},null,n)},pi:function(){return new tree.Dimension(Math.PI)},mod:function(a,b){return new tree.Dimension(a.value%b.value,a.unit)},pow:function(x,y){if(typeof x==="number"&&typeof y==="number"){x=new tree.Dimension(x);y=new tree.Dimension(y)}else if(!(x instanceof tree.Dimension)||!(y instanceof tree.Dimension)){throw{type:"Argument",message:"arguments must be numbers"}}return new tree.Dimension(Math.pow(x.value,y.value),x.unit)},_minmax:function(isMin,args){args=Array.prototype.slice.call(args);switch(args.length){case 0:throw{type:"Argument",message:"one or more arguments required"};case 1:return args[0]}var i,j,current,currentUnified,referenceUnified,unit,order=[],values={};for(i=0;i<args.length;i++){current=args[i];if(!(current instanceof tree.Dimension)){order.push(current);continue}currentUnified=current.unify();unit=currentUnified.unit.toString();j=values[unit];if(j===undefined){values[unit]=order.length;order.push(current);continue}referenceUnified=order[j].unify();if(isMin&&currentUnified.value<referenceUnified.value||!isMin&&currentUnified.value>referenceUnified.value){order[j]=current}}if(order.length==1){return order[0]}args=order.map(function(a){return a.toCSS(this.env)}).join(this.env.compress?",":", ");return new tree.Anonymous((isMin?"min":"max")+"("+args+")")},min:function(){return this._minmax(true,arguments)},max:function(){return this._minmax(false,arguments)},argb:function(color){return new tree.Anonymous(color.toARGB())},percentage:function(n){return new tree.Dimension(n.value*100,"%")},color:function(n){if(n instanceof tree.Quoted){var colorCandidate=n.value,returnColor;returnColor=tree.Color.fromKeyword(colorCandidate);if(returnColor){return returnColor}if(/^#([A-Fa-f0-9]{6}|[A-Fa-f0-9]{3})/.test(colorCandidate)){return new tree.Color(colorCandidate.slice(1))}throw{type:"Argument",message:"argument must be a color keyword or 3/6 digit hex e.g. #FFF"}}else{throw{type:"Argument",message:"argument must be a string"}}},iscolor:function(n){return this._isa(n,tree.Color)},isnumber:function(n){return this._isa(n,tree.Dimension)},isstring:function(n){return this._isa(n,tree.Quoted)},iskeyword:function(n){return this._isa(n,tree.Keyword)},isurl:function(n){return this._isa(n,tree.URL)},ispixel:function(n){return this.isunit(n,"px")},ispercentage:function(n){return this.isunit(n,"%")},isem:function(n){return this.isunit(n,"em")},isunit:function(n,unit){return n instanceof tree.Dimension&&n.unit.is(unit.value||unit)?tree.True:tree.False},_isa:function(n,Type){return n instanceof Type?tree.True:tree.False},tint:function(color,amount){return this.mix(this.rgb(255,255,255),color,amount)},shade:function(color,amount){return this.mix(this.rgb(0,0,0),color,amount)},extract:function(values,index){index=index.value-1;return Array.isArray(values.value)?values.value[index]:Array(values)[index]},length:function(values){var n=Array.isArray(values.value)?values.value.length:1;return new tree.Dimension(n)},"data-uri":function(mimetypeNode,filePathNode){if(typeof window!=="undefined"){return new tree.URL(filePathNode||mimetypeNode,this.currentFileInfo).eval(this.env)}var mimetype=mimetypeNode.value;var filePath=filePathNode&&filePathNode.value;var fs=require("fs"),path=require("path"),useBase64=false;if(arguments.length<2){filePath=mimetype}if(this.env.isPathRelative(filePath)){if(this.currentFileInfo.relativeUrls){filePath=path.join(this.currentFileInfo.currentDirectory,filePath)}else{filePath=path.join(this.currentFileInfo.entryPath,filePath)}}if(arguments.length<2){var mime;try{mime=require("mime")}catch(ex){mime=tree._mime}mimetype=mime.lookup(filePath);var charset=mime.charsets.lookup(mimetype);useBase64=["US-ASCII","UTF-8"].indexOf(charset)<0;if(useBase64){mimetype+=";base64"}}else{useBase64=/;base64$/.test(mimetype)}var buf=fs.readFileSync(filePath);var DATA_URI_MAX_KB=32,fileSizeInKB=parseInt(buf.length/1024,10);if(fileSizeInKB>=DATA_URI_MAX_KB){if(this.env.ieCompat!==false){if(!this.env.silent){console.warn("Skipped data-uri embedding of %s because its size (%dKB) exceeds IE8-safe %dKB!",filePath,fileSizeInKB,DATA_URI_MAX_KB)}return new tree.URL(filePathNode||mimetypeNode,this.currentFileInfo).eval(this.env)}}buf=useBase64?buf.toString("base64"):encodeURIComponent(buf);var uri='"data:'+mimetype+","+buf+'"';return new tree.URL(new tree.Anonymous(uri))},"svg-gradient":function(direction){function throwArgumentDescriptor(){throw{type:"Argument",message:"svg-gradient expects direction, start_color [start_position], [color position,]..., end_color [end_position]"}}if(arguments.length<3){throwArgumentDescriptor()}var stops=Array.prototype.slice.call(arguments,1),gradientDirectionSvg,gradientType="linear",rectangleDimension='x="0" y="0" width="1" height="1"',useBase64=true,renderEnv={compress:false},returner,directionValue=direction.toCSS(renderEnv),i,color,position,positionValue,alpha;switch(directionValue){case"to bottom":gradientDirectionSvg='x1="0%" y1="0%" x2="0%" y2="100%"';break;case"to right":gradientDirectionSvg='x1="0%" y1="0%" x2="100%" y2="0%"';break;case"to bottom right":gradientDirectionSvg='x1="0%" y1="0%" x2="100%" y2="100%"';break;case"to top right":gradientDirectionSvg='x1="0%" y1="100%" x2="100%" y2="0%"';break;case"ellipse":case"ellipse at center":gradientType="radial";gradientDirectionSvg='cx="50%" cy="50%" r="75%"';rectangleDimension='x="-50" y="-50" width="101" height="101"';break;default:throw{type:"Argument",message:"svg-gradient direction must be 'to bottom', 'to right', 'to bottom right', 'to top right' or 'ellipse at center'"}}returner='<?xml version="1.0" ?>'+'<svg xmlns="http://www.w3.org/2000/svg" version="1.1" width="100%" height="100%" viewBox="0 0 1 1" preserveAspectRatio="none">'+"<"+gradientType+'Gradient id="gradient" gradientUnits="userSpaceOnUse" '+gradientDirectionSvg+">";for(i=0;i<stops.length;i+=1){if(stops[i].value){color=stops[i].value[0];position=stops[i].value[1]}else{color=stops[i];position=undefined}if(!(color instanceof tree.Color)||!((i===0||i+1===stops.length)&&position===undefined)&&!(position instanceof tree.Dimension)){throwArgumentDescriptor()}positionValue=position?position.toCSS(renderEnv):i===0?"0%":"100%";alpha=color.alpha;returner+='<stop offset="'+positionValue+'" stop-color="'+color.toRGB()+'"'+(alpha<1?' stop-opacity="'+alpha+'"':"")+"/>"}returner+="</"+gradientType+"Gradient>"+"<rect "+rectangleDimension+' fill="url(#gradient)" /></svg>';if(useBase64){try{returner=require("./encoder").encodeBase64(returner)}catch(e){useBase64=false}}returner="'data:image/svg+xml"+(useBase64?";base64":"")+","+returner+"'";return new tree.URL(new tree.Anonymous(returner))}};tree._mime={_types:{".htm":"text/html",".html":"text/html",".gif":"image/gif",".jpg":"image/jpeg",".jpeg":"image/jpeg",".png":"image/png"},lookup:function(filepath){var ext=require("path").extname(filepath),type=tree._mime._types[ext];if(type===undefined){throw new Error('Optional dependency "mime" is required for '+ext)}return type},charsets:{lookup:function(type){return type&&/^text\//.test(type)?"UTF-8":""}}};var mathFunctions={ceil:null,floor:null,sqrt:null,abs:null,tan:"",sin:"",cos:"",atan:"rad",asin:"rad",acos:"rad"};function _math(fn,unit,n){if(!(n instanceof tree.Dimension)){throw{type:"Argument",message:"argument must be a number"}}if(unit==null){unit=n.unit}else{n=n.unify()}return new tree.Dimension(fn(parseFloat(n.value)),unit)}function colorBlend(mode,color1,color2){var ab=color1.alpha,cb,as=color2.alpha,cs,ar,cr,r=[];ar=as+ab*(1-as);for(var i=0;i<3;i++){cb=color1.rgb[i]/255;cs=color2.rgb[i]/255;cr=mode(cb,cs);if(ar){cr=(as*cs+ab*(cb-as*(cb+cs-cr)))/ar}r[i]=cr*255}return new tree.Color(r,ar)}var colorBlendMode={multiply:function(cb,cs){return cb*cs},screen:function(cb,cs){return cb+cs-cb*cs},overlay:function(cb,cs){cb*=2;return cb<=1?colorBlendMode.multiply(cb,cs):colorBlendMode.screen(cb-1,cs)},softlight:function(cb,cs){var d=1,e=cb;if(cs>.5){e=1;d=cb>.25?Math.sqrt(cb):((16*cb-12)*cb+4)*cb}return cb-(1-2*cs)*e*(d-cb)},hardlight:function(cb,cs){return colorBlendMode.overlay(cs,cb)},difference:function(cb,cs){return Math.abs(cb-cs)},exclusion:function(cb,cs){return cb+cs-2*cb*cs},average:function(cb,cs){return(cb+cs)/2},negation:function(cb,cs){return 1-Math.abs(cb+cs-1)}};tree.defaultFunc={eval:function(){var v=this.value_,e=this.error_;if(e){throw e}if(v!=null){return v?tree.True:tree.False}},value:function(v){this.value_=v},error:function(e){this.error_=e},reset:function(){this.value_=this.error_=null}};function initFunctions(){var f,tf=tree.functions;for(f in mathFunctions){if(mathFunctions.hasOwnProperty(f)){tf[f]=_math.bind(null,Math[f],mathFunctions[f])}}for(f in colorBlendMode){if(colorBlendMode.hasOwnProperty(f)){tf[f]=colorBlend.bind(null,colorBlendMode[f])}}f=tree.defaultFunc;tf["default"]=f.eval.bind(f)}initFunctions();function hsla(color){return tree.functions.hsla(color.h,color.s,color.l,color.a)}function scaled(n,size){if(n instanceof tree.Dimension&&n.unit.is("%")){return parseFloat(n.value*size/100)}else{return number(n)}}function number(n){if(n instanceof tree.Dimension){return parseFloat(n.unit.is("%")?n.value/100:n.value)}else if(typeof n==="number"){return n}else{throw{error:"RuntimeError",message:"color functions take numbers as parameters"}}}function clamp(val){return Math.min(1,Math.max(0,val))}tree.fround=function(env,value){var p=env&&env.numPrecision;return p==null?value:+(value+2e-16).toFixed(p)};tree.functionCall=function(env,currentFileInfo){this.env=env;this.currentFileInfo=currentFileInfo};tree.functionCall.prototype=tree.functions})(require("./tree"));(function(tree){tree.colors={aliceblue:"#f0f8ff",antiquewhite:"#faebd7",aqua:"#00ffff",aquamarine:"#7fffd4",azure:"#f0ffff",beige:"#f5f5dc",bisque:"#ffe4c4",black:"#000000",blanchedalmond:"#ffebcd",blue:"#0000ff",blueviolet:"#8a2be2",brown:"#a52a2a",burlywood:"#deb887",cadetblue:"#5f9ea0",chartreuse:"#7fff00",chocolate:"#d2691e",coral:"#ff7f50",cornflowerblue:"#6495ed",cornsilk:"#fff8dc",crimson:"#dc143c",cyan:"#00ffff",darkblue:"#00008b",darkcyan:"#008b8b",darkgoldenrod:"#b8860b",darkgray:"#a9a9a9",darkgrey:"#a9a9a9",darkgreen:"#006400",darkkhaki:"#bdb76b",darkmagenta:"#8b008b",darkolivegreen:"#556b2f",darkorange:"#ff8c00",darkorchid:"#9932cc",darkred:"#8b0000",darksalmon:"#e9967a",darkseagreen:"#8fbc8f",darkslateblue:"#483d8b",darkslategray:"#2f4f4f",darkslategrey:"#2f4f4f",darkturquoise:"#00ced1",darkviolet:"#9400d3",deeppink:"#ff1493",deepskyblue:"#00bfff",dimgray:"#696969",dimgrey:"#696969",dodgerblue:"#1e90ff",firebrick:"#b22222",floralwhite:"#fffaf0",forestgreen:"#228b22",fuchsia:"#ff00ff",gainsboro:"#dcdcdc",ghostwhite:"#f8f8ff",gold:"#ffd700",goldenrod:"#daa520",gray:"#808080",grey:"#808080",green:"#008000",greenyellow:"#adff2f",honeydew:"#f0fff0",hotpink:"#ff69b4",indianred:"#cd5c5c",indigo:"#4b0082",ivory:"#fffff0",khaki:"#f0e68c",lavender:"#e6e6fa",lavenderblush:"#fff0f5",lawngreen:"#7cfc00",lemonchiffon:"#fffacd",lightblue:"#add8e6",lightcoral:"#f08080",lightcyan:"#e0ffff",lightgoldenrodyellow:"#fafad2",lightgray:"#d3d3d3",lightgrey:"#d3d3d3",lightgreen:"#90ee90",lightpink:"#ffb6c1",lightsalmon:"#ffa07a",lightseagreen:"#20b2aa",lightskyblue:"#87cefa",lightslategray:"#778899",lightslategrey:"#778899",lightsteelblue:"#b0c4de",lightyellow:"#ffffe0",lime:"#00ff00",limegreen:"#32cd32",linen:"#faf0e6",magenta:"#ff00ff",maroon:"#800000",mediumaquamarine:"#66cdaa",mediumblue:"#0000cd",mediumorchid:"#ba55d3",mediumpurple:"#9370d8",mediumseagreen:"#3cb371",mediumslateblue:"#7b68ee",mediumspringgreen:"#00fa9a",mediumturquoise:"#48d1cc",mediumvioletred:"#c71585",midnightblue:"#191970",mintcream:"#f5fffa",mistyrose:"#ffe4e1",moccasin:"#ffe4b5",navajowhite:"#ffdead",navy:"#000080",oldlace:"#fdf5e6",olive:"#808000",olivedrab:"#6b8e23",orange:"#ffa500",orangered:"#ff4500",orchid:"#da70d6",palegoldenrod:"#eee8aa",palegreen:"#98fb98",paleturquoise:"#afeeee",palevioletred:"#d87093",papayawhip:"#ffefd5",peachpuff:"#ffdab9",peru:"#cd853f",pink:"#ffc0cb",plum:"#dda0dd",powderblue:"#b0e0e6",purple:"#800080",red:"#ff0000",rosybrown:"#bc8f8f",royalblue:"#4169e1",saddlebrown:"#8b4513",salmon:"#fa8072",sandybrown:"#f4a460",seagreen:"#2e8b57",seashell:"#fff5ee",sienna:"#a0522d",silver:"#c0c0c0",skyblue:"#87ceeb",slateblue:"#6a5acd",slategray:"#708090",slategrey:"#708090",snow:"#fffafa",springgreen:"#00ff7f",steelblue:"#4682b4",tan:"#d2b48c",teal:"#008080",thistle:"#d8bfd8",tomato:"#ff6347",turquoise:"#40e0d0",violet:"#ee82ee",wheat:"#f5deb3",white:"#ffffff",whitesmoke:"#f5f5f5",yellow:"#ffff00",yellowgreen:"#9acd32"}})(require("./tree"));(function(tree){tree.debugInfo=function(env,ctx,lineSeperator){var result="";if(env.dumpLineNumbers&&!env.compress){switch(env.dumpLineNumbers){case"comments":result=tree.debugInfo.asComment(ctx);break;case"mediaquery":result=tree.debugInfo.asMediaQuery(ctx);break;case"all":result=tree.debugInfo.asComment(ctx)+(lineSeperator||"")+tree.debugInfo.asMediaQuery(ctx);break}}return result};tree.debugInfo.asComment=function(ctx){return"/* line "+ctx.debugInfo.lineNumber+", "+ctx.debugInfo.fileName+" */\n"};tree.debugInfo.asMediaQuery=function(ctx){return"@media -sass-debug-info{filename{font-family:"+("file://"+ctx.debugInfo.fileName).replace(/([.:\/\\])/g,function(a){if(a=="\\"){a="/"}return"\\"+a})+"}line{font-family:\\00003"+ctx.debugInfo.lineNumber+"}}\n"};tree.find=function(obj,fun){for(var i=0,r;i<obj.length;i++){r=fun.call(obj,obj[i]);if(r){return r}}return null};tree.jsify=function(obj){if(Array.isArray(obj.value)&&obj.value.length>1){return"["+obj.value.map(function(v){return v.toCSS(false)}).join(", ")+"]"}else{return obj.toCSS(false)}};tree.toCSS=function(env){var strs=[];this.genCSS(env,{add:function(chunk,fileInfo,index){strs.push(chunk)},isEmpty:function(){return strs.length===0}});return strs.join("")};tree.outputRuleset=function(env,output,rules){var ruleCnt=rules.length,i;env.tabLevel=(env.tabLevel|0)+1;if(env.compress){output.add("{");for(i=0;i<ruleCnt;i++){rules[i].genCSS(env,output)}output.add("}");env.tabLevel--;return}var tabSetStr="\n"+Array(env.tabLevel).join("  "),tabRuleStr=tabSetStr+"  ";if(!ruleCnt){output.add(" {"+tabSetStr+"}")}else{output.add(" {"+tabRuleStr);rules[0].genCSS(env,output);for(i=1;i<ruleCnt;i++){output.add(tabRuleStr);rules[i].genCSS(env,output)}output.add(tabSetStr+"}")}env.tabLevel--}})(require("./tree"));(function(tree){tree.Alpha=function(val){this.value=val};tree.Alpha.prototype={type:"Alpha",accept:function(visitor){this.value=visitor.visit(this.value)},eval:function(env){if(this.value.eval){return new tree.Alpha(this.value.eval(env))}return this},genCSS:function(env,output){output.add("alpha(opacity=");if(this.value.genCSS){this.value.genCSS(env,output)}else{output.add(this.value)}output.add(")")},toCSS:tree.toCSS}})(require("../tree"));(function(tree){tree.Anonymous=function(string,index,currentFileInfo,mapLines){this.value=string.value||string;this.index=index;this.mapLines=mapLines;this.currentFileInfo=currentFileInfo};tree.Anonymous.prototype={type:"Anonymous",eval:function(){return new tree.Anonymous(this.value,this.index,this.currentFileInfo,this.mapLines)},compare:function(x){if(!x.toCSS){return-1}var left=this.toCSS(),right=x.toCSS();if(left===right){return 0}return 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a.eval(env)}),nameLC=this.name.toLowerCase(),result,func;if(nameLC in tree.functions){try{func=new tree.functionCall(env,this.currentFileInfo);result=func[nameLC].apply(func,args);if(result!=null){return result}}catch(e){throw{type:e.type||"Runtime",message:"error evaluating function `"+this.name+"`"+(e.message?": "+e.message:""),index:this.index,filename:this.currentFileInfo.filename}}}return new tree.Call(this.name,args,this.index,this.currentFileInfo)},genCSS:function(env,output){output.add(this.name+"(",this.currentFileInfo,this.index);for(var i=0;i<this.args.length;i++){this.args[i].genCSS(env,output);if(i+1<this.args.length){output.add(", ")}}output.add(")")},toCSS:tree.toCSS}})(require("../tree"));(function(tree){tree.Color=function(rgb,a){if(Array.isArray(rgb)){this.rgb=rgb}else if(rgb.length==6){this.rgb=rgb.match(/.{2}/g).map(function(c){return parseInt(c,16)})}else{this.rgb=rgb.split("").map(function(c){return parseInt(c+c,16)})}this.alpha=typeof a==="number"?a:1};var transparentKeyword="transparent";tree.Color.prototype={type:"Color",eval:function(){return this},luma:function(){return.2126*this.rgb[0]/255+.7152*this.rgb[1]/255+.0722*this.rgb[2]/255},genCSS:function(env,output){output.add(this.toCSS(env))},toCSS:function(env,doNotCompress){var compress=env&&env.compress&&!doNotCompress,alpha=tree.fround(env,this.alpha);if(alpha<1){if(alpha===0&&this.isTransparentKeyword){return transparentKeyword}return"rgba("+this.rgb.map(function(c){return clamp(Math.round(c),255)}).concat(clamp(alpha,1)).join(","+(compress?"":" "))+")"}else{var color=this.toRGB();if(compress){var splitcolor=color.split("");if(splitcolor[1]===splitcolor[2]&&splitcolor[3]===splitcolor[4]&&splitcolor[5]===splitcolor[6]){color="#"+splitcolor[1]+splitcolor[3]+splitcolor[5]}}return color}},operate:function(env,op,other){var rgb=[];var alpha=this.alpha*(1-other.alpha)+other.alpha;for(var c=0;c<3;c++){rgb[c]=tree.operate(env,op,this.rgb[c],other.rgb[c])}return new tree.Color(rgb,alpha)},toRGB:function(){return toHex(this.rgb)},toHSL:function(){var r=this.rgb[0]/255,g=this.rgb[1]/255,b=this.rgb[2]/255,a=this.alpha;var max=Math.max(r,g,b),min=Math.min(r,g,b);var h,s,l=(max+min)/2,d=max-min;if(max===min){h=s=0}else{s=l>.5?d/(2-max-min):d/(max+min);switch(max){case r:h=(g-b)/d+(g<b?6:0);break;case g:h=(b-r)/d+2;break;case b:h=(r-g)/d+4;break}h/=6}return{h:h*360,s:s,l:l,a:a}},toHSV:function(){var r=this.rgb[0]/255,g=this.rgb[1]/255,b=this.rgb[2]/255,a=this.alpha;var max=Math.max(r,g,b),min=Math.min(r,g,b);var h,s,v=max;var d=max-min;if(max===0){s=0}else{s=d/max}if(max===min){h=0}else{switch(max){case r:h=(g-b)/d+(g<b?6:0);break;case g:h=(b-r)/d+2;break;case b:h=(r-g)/d+4;break}h/=6}return{h:h*360,s:s,v:v,a:a}},toARGB:function(){return toHex([this.alpha*255].concat(this.rgb))},compare:function(x){if(!x.rgb){return-1}return x.rgb[0]===this.rgb[0]&&x.rgb[1]===this.rgb[1]&&x.rgb[2]===this.rgb[2]&&x.alpha===this.alpha?0:-1}};tree.Color.fromKeyword=function(keyword){keyword=keyword.toLowerCase();if(tree.colors.hasOwnProperty(keyword)){return new tree.Color(tree.colors[keyword].slice(1))}if(keyword===transparentKeyword){var transparent=new tree.Color([0,0,0],0);transparent.isTransparentKeyword=true;return transparent}};function toHex(v){return"#"+v.map(function(c){c=clamp(Math.round(c),255);return(c<16?"0":"")+c.toString(16)}).join("")}function clamp(v,max){return Math.min(Math.max(v,0),max)}})(require("../tree"));(function(tree){tree.Comment=function(value,silent,index,currentFileInfo){this.value=value;this.silent=!!silent;this.currentFileInfo=currentFileInfo};tree.Comment.prototype={type:"Comment",genCSS:function(env,output){if(this.debugInfo){output.add(tree.debugInfo(env,this),this.currentFileInfo,this.index)}output.add(this.value.trim())},toCSS:tree.toCSS,isSilent:function(env){var isReference=this.currentFileInfo&&this.currentFileInfo.reference&&!this.isReferenced,isCompressed=env.compress&&!this.value.match(/^\/\*!/);return this.silent||isReference||isCompressed},eval:function(){return this},markReferenced:function(){this.isReferenced=true}}})(require("../tree"));(function(tree){tree.Condition=function(op,l,r,i,negate){this.op=op.trim();this.lvalue=l;this.rvalue=r;this.index=i;this.negate=negate};tree.Condition.prototype={type:"Condition",accept:function(visitor){this.lvalue=visitor.visit(this.lvalue);this.rvalue=visitor.visit(this.rvalue)},eval:function(env){var a=this.lvalue.eval(env),b=this.rvalue.eval(env);var i=this.index,result;result=function(op){switch(op){case"and":return a&&b;case"or":return a||b;default:if(a.compare){result=a.compare(b)}else if(b.compare){result=b.compare(a)}else{throw{type:"Type",message:"Unable to perform comparison",index:i}}switch(result){case-1:return op==="<"||op==="=<"||op==="<=";case 0:return op==="="||op===">="||op==="=<"||op==="<=";case 1:return op===">"||op===">="}}}(this.op);return this.negate?!result:result}}})(require("../tree"));(function(tree){tree.Dimension=function(value,unit){this.value=parseFloat(value);this.unit=unit&&unit instanceof tree.Unit?unit:new tree.Unit(unit?[unit]:undefined)};tree.Dimension.prototype={type:"Dimension",accept:function(visitor){this.unit=visitor.visit(this.unit)},eval:function(env){return this},toColor:function(){return new tree.Color([this.value,this.value,this.value])},genCSS:function(env,output){if(env&&env.strictUnits&&!this.unit.isSingular()){throw new Error("Multiple units in dimension. Correct the units or use the unit function. Bad unit: "+this.unit.toString())}var value=tree.fround(env,this.value),strValue=String(value);if(value!==0&&value<1e-6&&value>-1e-6){strValue=value.toFixed(20).replace(/0+$/,"")}if(env&&env.compress){if(value===0&&this.unit.isLength()){output.add(strValue);return}if(value>0&&value<1){strValue=strValue.substr(1)}}output.add(strValue);this.unit.genCSS(env,output)},toCSS:tree.toCSS,operate:function(env,op,other){var value=tree.operate(env,op,this.value,other.value),unit=this.unit.clone();if(op==="+"||op==="-"){if(unit.numerator.length===0&&unit.denominator.length===0){unit.numerator=other.unit.numerator.slice(0);unit.denominator=other.unit.denominator.slice(0)}else if(other.unit.numerator.length===0&&unit.denominator.length===0){}else{other=other.convertTo(this.unit.usedUnits());if(env.strictUnits&&other.unit.toString()!==unit.toString()){throw new Error("Incompatible units. Change the units or use the unit function. Bad units: '"+unit.toString()+"' and '"+other.unit.toString()+"'.")}value=tree.operate(env,op,this.value,other.value)}}else if(op==="*"){unit.numerator=unit.numerator.concat(other.unit.numerator).sort();unit.denominator=unit.denominator.concat(other.unit.denominator).sort();unit.cancel()}else if(op==="/"){unit.numerator=unit.numerator.concat(other.unit.denominator).sort();unit.denominator=unit.denominator.concat(other.unit.numerator).sort();unit.cancel()}return new tree.Dimension(value,unit)},compare:function(other){if(other instanceof tree.Dimension){var a=this.unify(),b=other.unify(),aValue=a.value,bValue=b.value;if(bValue>aValue){return-1}else if(bValue<aValue){return 1}else{if(!b.unit.isEmpty()&&a.unit.compare(b.unit)!==0){return-1}return 0}}else{return-1}},unify:function(){return this.convertTo({length:"m",duration:"s",angle:"rad"})},convertTo:function(conversions){var value=this.value,unit=this.unit.clone(),i,groupName,group,targetUnit,derivedConversions={},applyUnit;if(typeof conversions==="string"){for(i in tree.UnitConversions){if(tree.UnitConversions[i].hasOwnProperty(conversions)){derivedConversions={};derivedConversions[i]=conversions}}conversions=derivedConversions}applyUnit=function(atomicUnit,denominator){if(group.hasOwnProperty(atomicUnit)){if(denominator){value=value/(group[atomicUnit]/group[targetUnit])}else{value=value*(group[atomicUnit]/group[targetUnit])}return targetUnit}return atomicUnit};for(groupName in conversions){if(conversions.hasOwnProperty(groupName)){targetUnit=conversions[groupName];group=tree.UnitConversions[groupName];unit.map(applyUnit)}}unit.cancel();return new tree.Dimension(value,unit)}};tree.UnitConversions={length:{m:1,cm:.01,mm:.001,"in":.0254,pt:.0254/72,pc:.0254/72*12},duration:{s:1,ms:.001},angle:{rad:1/(2*Math.PI),deg:1/360,grad:1/400,turn:1}};tree.Unit=function(numerator,denominator,backupUnit){this.numerator=numerator?numerator.slice(0).sort():[];this.denominator=denominator?denominator.slice(0).sort():[];this.backupUnit=backupUnit};tree.Unit.prototype={type:"Unit",clone:function(){return new tree.Unit(this.numerator.slice(0),this.denominator.slice(0),this.backupUnit)},genCSS:function(env,output){if(this.numerator.length>=1){output.add(this.numerator[0])}else if(this.denominator.length>=1){output.add(this.denominator[0])}else if((!env||!env.strictUnits)&&this.backupUnit){output.add(this.backupUnit)}},toCSS:tree.toCSS,toString:function(){var i,returnStr=this.numerator.join("*");for(i=0;i<this.denominator.length;i++){returnStr+="/"+this.denominator[i]}return returnStr},compare:function(other){return this.is(other.toString())?0:-1},is:function(unitString){return this.toString()===unitString},isLength:function(){return Boolean(this.toCSS().match(/px|em|%|in|cm|mm|pc|pt|ex/))},isEmpty:function(){return this.numerator.length===0&&this.denominator.length===0},isSingular:function(){return this.numerator.length<=1&&this.denominator.length===0},map:function(callback){var i;for(i=0;i<this.numerator.length;i++){this.numerator[i]=callback(this.numerator[i],false)}for(i=0;i<this.denominator.length;i++){this.denominator[i]=callback(this.denominator[i],true)}},usedUnits:function(){var group,result={},mapUnit;mapUnit=function(atomicUnit){if(group.hasOwnProperty(atomicUnit)&&!result[groupName]){result[groupName]=atomicUnit}return atomicUnit};for(var groupName in tree.UnitConversions){if(tree.UnitConversions.hasOwnProperty(groupName)){group=tree.UnitConversions[groupName];this.map(mapUnit)}}return result},cancel:function(){var counter={},atomicUnit,i,backup;for(i=0;i<this.numerator.length;i++){atomicUnit=this.numerator[i];if(!backup){backup=atomicUnit}counter[atomicUnit]=(counter[atomicUnit]||0)+1}for(i=0;i<this.denominator.length;i++){atomicUnit=this.denominator[i];if(!backup){backup=atomicUnit}counter[atomicUnit]=(counter[atomicUnit]||0)-1}this.numerator=[];this.denominator=[];for(atomicUnit in counter){if(counter.hasOwnProperty(atomicUnit)){var count=counter[atomicUnit];if(count>0){for(i=0;i<count;i++){this.numerator.push(atomicUnit)}}else if(count<0){for(i=0;i<-count;i++){this.denominator.push(atomicUnit)}}}}if(this.numerator.length===0&&this.denominator.length===0&&backup){this.backupUnit=backup}this.numerator.sort();this.denominator.sort()}}})(require("../tree"));(function(tree){tree.Directive=function(name,value,index,currentFileInfo){this.name=name;if(Array.isArray(value)){this.rules=[new tree.Ruleset(null,value)];this.rules[0].allowImports=true}else{this.value=value}this.index=index;this.currentFileInfo=currentFileInfo};tree.Directive.prototype={type:"Directive",accept:function(visitor){if(this.rules){this.rules=visitor.visitArray(this.rules)}if(this.value){this.value=visitor.visit(this.value)}},genCSS:function(env,output){output.add(this.name,this.currentFileInfo,this.index);if(this.rules){tree.outputRuleset(env,output,this.rules)}else{output.add(" ");this.value.genCSS(env,output);output.add(";")}},toCSS:tree.toCSS,eval:function(env){var evaldDirective=this;if(this.rules){env.frames.unshift(this);evaldDirective=new tree.Directive(this.name,null,this.index,this.currentFileInfo);evaldDirective.rules=[this.rules[0].eval(env)];evaldDirective.rules[0].root=true;env.frames.shift()}return evaldDirective},variable:function(name){return tree.Ruleset.prototype.variable.call(this.rules[0],name)},find:function(){return tree.Ruleset.prototype.find.apply(this.rules[0],arguments)},rulesets:function(){return tree.Ruleset.prototype.rulesets.apply(this.rules[0])},markReferenced:function(){var i,rules;this.isReferenced=true;if(this.rules){rules=this.rules[0].rules;for(i=0;i<rules.length;i++){if(rules[i].markReferenced){rules[i].markReferenced()}}}}}})(require("../tree"));(function(tree){tree.Element=function(combinator,value,index,currentFileInfo){this.combinator=combinator instanceof tree.Combinator?combinator:new tree.Combinator(combinator);if(typeof value==="string"){this.value=value.trim()}else if(value){this.value=value}else{this.value=""}this.index=index;this.currentFileInfo=currentFileInfo};tree.Element.prototype={type:"Element",accept:function(visitor){var value=this.value;this.combinator=visitor.visit(this.combinator);if(typeof value==="object"){this.value=visitor.visit(value)}},eval:function(env){return new tree.Element(this.combinator,this.value.eval?this.value.eval(env):this.value,this.index,this.currentFileInfo)},genCSS:function(env,output){output.add(this.toCSS(env),this.currentFileInfo,this.index)},toCSS:function(env){var value=this.value.toCSS?this.value.toCSS(env):this.value;if(value===""&&this.combinator.value.charAt(0)==="&"){return""}else{return this.combinator.toCSS(env||{})+value}}};tree.Attribute=function(key,op,value){this.key=key;this.op=op;this.value=value};tree.Attribute.prototype={type:"Attribute",eval:function(env){return new tree.Attribute(this.key.eval?this.key.eval(env):this.key,this.op,this.value&&this.value.eval?this.value.eval(env):this.value)},genCSS:function(env,output){output.add(this.toCSS(env))},toCSS:function(env){var value=this.key.toCSS?this.key.toCSS(env):this.key;if(this.op){value+=this.op;value+=this.value.toCSS?this.value.toCSS(env):this.value}return"["+value+"]"}};tree.Combinator=function(value){if(value===" "){this.value=" "}else{this.value=value?value.trim():""}};tree.Combinator.prototype={type:"Combinator",_outputMap:{"":""," ":" ",":":" :","+":" + ","~":" ~ ",">":" > ","|":"|","^":" ^ ","^^":" ^^ "},_outputMapCompressed:{"":""," ":" ",":":" :","+":"+","~":"~",">":">","|":"|","^":"^","^^":"^^"},genCSS:function(env,output){output.add((env.compress?this._outputMapCompressed:this._outputMap)[this.value])
},toCSS:tree.toCSS}})(require("../tree"));(function(tree){tree.Expression=function(value){this.value=value};tree.Expression.prototype={type:"Expression",accept:function(visitor){if(this.value){this.value=visitor.visitArray(this.value)}},eval:function(env){var returnValue,inParenthesis=this.parens&&!this.parensInOp,doubleParen=false;if(inParenthesis){env.inParenthesis()}if(this.value.length>1){returnValue=new tree.Expression(this.value.map(function(e){return e.eval(env)}))}else if(this.value.length===1){if(this.value[0].parens&&!this.value[0].parensInOp){doubleParen=true}returnValue=this.value[0].eval(env)}else{returnValue=this}if(inParenthesis){env.outOfParenthesis()}if(this.parens&&this.parensInOp&&!env.isMathOn()&&!doubleParen){returnValue=new tree.Paren(returnValue)}return returnValue},genCSS:function(env,output){for(var i=0;i<this.value.length;i++){this.value[i].genCSS(env,output);if(i+1<this.value.length){output.add(" ")}}},toCSS:tree.toCSS,throwAwayComments:function(){this.value=this.value.filter(function(v){return!(v instanceof tree.Comment)})}}})(require("../tree"));(function(tree){tree.Extend=function Extend(selector,option,index){this.selector=selector;this.option=option;this.index=index;this.object_id=tree.Extend.next_id++;this.parent_ids=[this.object_id];switch(option){case"all":this.allowBefore=true;this.allowAfter=true;break;default:this.allowBefore=false;this.allowAfter=false;break}};tree.Extend.next_id=0;tree.Extend.prototype={type:"Extend",accept:function(visitor){this.selector=visitor.visit(this.selector)},eval:function(env){return new tree.Extend(this.selector.eval(env),this.option,this.index)},clone:function(env){return new tree.Extend(this.selector,this.option,this.index)},findSelfSelectors:function(selectors){var selfElements=[],i,selectorElements;for(i=0;i<selectors.length;i++){selectorElements=selectors[i].elements;if(i>0&&selectorElements.length&&selectorElements[0].combinator.value===""){selectorElements[0].combinator.value=" "}selfElements=selfElements.concat(selectors[i].elements)}this.selfSelectors=[{elements:selfElements}]}}})(require("../tree"));(function(tree){tree.Import=function(path,features,options,index,currentFileInfo){this.options=options;this.index=index;this.path=path;this.features=features;this.currentFileInfo=currentFileInfo;if(this.options.less!==undefined||this.options.inline){this.css=!this.options.less||this.options.inline}else{var pathValue=this.getPath();if(pathValue&&/css([\?;].*)?$/.test(pathValue)){this.css=true}}};tree.Import.prototype={type:"Import",accept:function(visitor){if(this.features){this.features=visitor.visit(this.features)}this.path=visitor.visit(this.path);if(!this.options.inline&&this.root){this.root=visitor.visit(this.root)}},genCSS:function(env,output){if(this.css){output.add("@import ",this.currentFileInfo,this.index);this.path.genCSS(env,output);if(this.features){output.add(" ");this.features.genCSS(env,output)}output.add(";")}},toCSS:tree.toCSS,getPath:function(){if(this.path instanceof tree.Quoted){var path=this.path.value;return this.css!==undefined||/(\.[a-z]*$)|([\?;].*)$/.test(path)?path:path+".less"}else if(this.path instanceof tree.URL){return this.path.value.value}return null},evalForImport:function(env){return new tree.Import(this.path.eval(env),this.features,this.options,this.index,this.currentFileInfo)},evalPath:function(env){var path=this.path.eval(env);var rootpath=this.currentFileInfo&&this.currentFileInfo.rootpath;if(!(path instanceof tree.URL)){if(rootpath){var pathValue=path.value;if(pathValue&&env.isPathRelative(pathValue)){path.value=rootpath+pathValue}}path.value=env.normalizePath(path.value)}return path},eval:function(env){var ruleset,features=this.features&&this.features.eval(env);if(this.skip){return[]}if(this.options.inline){var contents=new tree.Anonymous(this.root,0,{filename:this.importedFilename},true);return this.features?new tree.Media([contents],this.features.value):[contents]}else if(this.css){var newImport=new tree.Import(this.evalPath(env),features,this.options,this.index);if(!newImport.css&&this.error){throw this.error}return newImport}else{ruleset=new tree.Ruleset(null,this.root.rules.slice(0));ruleset.evalImports(env);return this.features?new tree.Media(ruleset.rules,this.features.value):ruleset.rules}}}})(require("../tree"));(function(tree){tree.JavaScript=function(string,index,escaped){this.escaped=escaped;this.expression=string;this.index=index};tree.JavaScript.prototype={type:"JavaScript",eval:function(env){var result,that=this,context={};var expression=this.expression.replace(/@\{([\w-]+)\}/g,function(_,name){return tree.jsify(new tree.Variable("@"+name,that.index).eval(env))});try{expression=new Function("return ("+expression+")")}catch(e){throw{message:"JavaScript evaluation error: "+e.message+" from `"+expression+"`",index:this.index}}var variables=env.frames[0].variables();for(var k in variables){if(variables.hasOwnProperty(k)){context[k.slice(1)]={value:variables[k].value,toJS:function(){return this.value.eval(env).toCSS()}}}}try{result=expression.call(context)}catch(e){throw{message:"JavaScript evaluation error: '"+e.name+": "+e.message.replace(/["]/g,"'")+"'",index:this.index}}if(typeof result==="number"){return new tree.Dimension(result)}else if(typeof result==="string"){return new tree.Quoted('"'+result+'"',result,this.escaped,this.index)}else if(Array.isArray(result)){return new tree.Anonymous(result.join(", "))}else{return new tree.Anonymous(result)}}}})(require("../tree"));(function(tree){tree.Keyword=function(value){this.value=value};tree.Keyword.prototype={type:"Keyword",eval:function(){return this},genCSS:function(env,output){output.add(this.value)},toCSS:tree.toCSS,compare:function(other){if(other instanceof tree.Keyword){return other.value===this.value?0:1}else{return-1}}};tree.True=new tree.Keyword("true");tree.False=new tree.Keyword("false")})(require("../tree"));(function(tree){tree.Media=function(value,features,index,currentFileInfo){this.index=index;this.currentFileInfo=currentFileInfo;var selectors=this.emptySelectors();this.features=new tree.Value(features);this.rules=[new tree.Ruleset(selectors,value)];this.rules[0].allowImports=true};tree.Media.prototype={type:"Media",accept:function(visitor){if(this.features){this.features=visitor.visit(this.features)}if(this.rules){this.rules=visitor.visitArray(this.rules)}},genCSS:function(env,output){output.add("@media ",this.currentFileInfo,this.index);this.features.genCSS(env,output);tree.outputRuleset(env,output,this.rules)},toCSS:tree.toCSS,eval:function(env){if(!env.mediaBlocks){env.mediaBlocks=[];env.mediaPath=[]}var media=new tree.Media(null,[],this.index,this.currentFileInfo);if(this.debugInfo){this.rules[0].debugInfo=this.debugInfo;media.debugInfo=this.debugInfo}var strictMathBypass=false;if(!env.strictMath){strictMathBypass=true;env.strictMath=true}try{media.features=this.features.eval(env)}finally{if(strictMathBypass){env.strictMath=false}}env.mediaPath.push(media);env.mediaBlocks.push(media);env.frames.unshift(this.rules[0]);media.rules=[this.rules[0].eval(env)];env.frames.shift();env.mediaPath.pop();return env.mediaPath.length===0?media.evalTop(env):media.evalNested(env)},variable:function(name){return tree.Ruleset.prototype.variable.call(this.rules[0],name)},find:function(){return tree.Ruleset.prototype.find.apply(this.rules[0],arguments)},rulesets:function(){return tree.Ruleset.prototype.rulesets.apply(this.rules[0])},emptySelectors:function(){var el=new tree.Element("","&",this.index,this.currentFileInfo),sels=[new tree.Selector([el],null,null,this.index,this.currentFileInfo)];sels[0].mediaEmpty=true;return sels},markReferenced:function(){var i,rules=this.rules[0].rules;this.isReferenced=true;for(i=0;i<rules.length;i++){if(rules[i].markReferenced){rules[i].markReferenced()}}},evalTop:function(env){var result=this;if(env.mediaBlocks.length>1){var selectors=this.emptySelectors();result=new tree.Ruleset(selectors,env.mediaBlocks);result.multiMedia=true}delete env.mediaBlocks;delete env.mediaPath;return result},evalNested:function(env){var i,value,path=env.mediaPath.concat([this]);for(i=0;i<path.length;i++){value=path[i].features instanceof tree.Value?path[i].features.value:path[i].features;path[i]=Array.isArray(value)?value:[value]}this.features=new tree.Value(this.permute(path).map(function(path){path=path.map(function(fragment){return fragment.toCSS?fragment:new tree.Anonymous(fragment)});for(i=path.length-1;i>0;i--){path.splice(i,0,new tree.Anonymous("and"))}return new tree.Expression(path)}));return new tree.Ruleset([],[])},permute:function(arr){if(arr.length===0){return[]}else if(arr.length===1){return arr[0]}else{var result=[];var rest=this.permute(arr.slice(1));for(var i=0;i<rest.length;i++){for(var j=0;j<arr[0].length;j++){result.push([arr[0][j]].concat(rest[i]))}}return result}},bubbleSelectors:function(selectors){this.rules=[new tree.Ruleset(selectors.slice(0),[this.rules[0]])]}}})(require("../tree"));(function(tree){tree.mixin={};tree.mixin.Call=function(elements,args,index,currentFileInfo,important){this.selector=new tree.Selector(elements);this.arguments=args&&args.length?args:null;this.index=index;this.currentFileInfo=currentFileInfo;this.important=important};tree.mixin.Call.prototype={type:"MixinCall",accept:function(visitor){if(this.selector){this.selector=visitor.visit(this.selector)}if(this.arguments){this.arguments=visitor.visitArray(this.arguments)}},eval:function(env){var mixins,mixin,args,rules=[],match=false,i,m,f,isRecursive,isOneFound,rule,candidates=[],candidate,conditionResult=[],defaultFunc=tree.defaultFunc,defaultResult,defNone=0,defTrue=1,defFalse=2,count;args=this.arguments&&this.arguments.map(function(a){return{name:a.name,value:a.value.eval(env)}});for(i=0;i<env.frames.length;i++){if((mixins=env.frames[i].find(this.selector)).length>0){isOneFound=true;for(m=0;m<mixins.length;m++){mixin=mixins[m];isRecursive=false;for(f=0;f<env.frames.length;f++){if(!(mixin instanceof tree.mixin.Definition)&&mixin===(env.frames[f].originalRuleset||env.frames[f])){isRecursive=true;break}}if(isRecursive){continue}if(mixin.matchArgs(args,env)){candidate={mixin:mixin,group:defNone};if(mixin.matchCondition){for(f=0;f<2;f++){defaultFunc.value(f);conditionResult[f]=mixin.matchCondition(args,env)}if(conditionResult[0]||conditionResult[1]){if(conditionResult[0]!=conditionResult[1]){candidate.group=conditionResult[1]?defTrue:defFalse}candidates.push(candidate)}}else{candidates.push(candidate)}match=true}}defaultFunc.reset();count=[0,0,0];for(m=0;m<candidates.length;m++){count[candidates[m].group]++}if(count[defNone]>0){defaultResult=defFalse}else{defaultResult=defTrue;if(count[defTrue]+count[defFalse]>1){throw{type:"Runtime",message:"Ambiguous use of `default()` found when matching for `"+this.format(args)+"`",index:this.index,filename:this.currentFileInfo.filename}}}for(m=0;m<candidates.length;m++){candidate=candidates[m].group;if(candidate===defNone||candidate===defaultResult){try{mixin=candidates[m].mixin;if(!(mixin instanceof tree.mixin.Definition)){mixin=new tree.mixin.Definition("",[],mixin.rules,null,false);mixin.originalRuleset=mixins[m].originalRuleset||mixins[m]}Array.prototype.push.apply(rules,mixin.eval(env,args,this.important).rules)}catch(e){throw{message:e.message,index:this.index,filename:this.currentFileInfo.filename,stack:e.stack}}}}if(match){if(!this.currentFileInfo||!this.currentFileInfo.reference){for(i=0;i<rules.length;i++){rule=rules[i];if(rule.markReferenced){rule.markReferenced()}}}return rules}}}if(isOneFound){throw{type:"Runtime",message:"No matching definition was found for `"+this.format(args)+"`",index:this.index,filename:this.currentFileInfo.filename}}else{throw{type:"Name",message:this.selector.toCSS().trim()+" is undefined",index:this.index,filename:this.currentFileInfo.filename}}},format:function(args){return this.selector.toCSS().trim()+"("+(args?args.map(function(a){var argValue="";if(a.name){argValue+=a.name+":"}if(a.value.toCSS){argValue+=a.value.toCSS()}else{argValue+="???"}return argValue}).join(", "):"")+")"}};tree.mixin.Definition=function(name,params,rules,condition,variadic){this.name=name;this.selectors=[new tree.Selector([new tree.Element(null,name,this.index,this.currentFileInfo)])];this.params=params;this.condition=condition;this.variadic=variadic;this.arity=params.length;this.rules=rules;this._lookups={};this.required=params.reduce(function(count,p){if(!p.name||p.name&&!p.value){return count+1}else{return count}},0);this.parent=tree.Ruleset.prototype;this.frames=[]};tree.mixin.Definition.prototype={type:"MixinDefinition",accept:function(visitor){if(this.params&&this.params.length){this.params=visitor.visitArray(this.params)}this.rules=visitor.visitArray(this.rules);if(this.condition){this.condition=visitor.visit(this.condition)}},variable:function(name){return this.parent.variable.call(this,name)},variables:function(){return this.parent.variables.call(this)},find:function(){return this.parent.find.apply(this,arguments)},rulesets:function(){return this.parent.rulesets.apply(this)},evalParams:function(env,mixinEnv,args,evaldArguments){var frame=new tree.Ruleset(null,null),varargs,arg,params=this.params.slice(0),i,j,val,name,isNamedFound,argIndex;mixinEnv=new tree.evalEnv(mixinEnv,[frame].concat(mixinEnv.frames));if(args){args=args.slice(0);for(i=0;i<args.length;i++){arg=args[i];if(name=arg&&arg.name){isNamedFound=false;for(j=0;j<params.length;j++){if(!evaldArguments[j]&&name===params[j].name){evaldArguments[j]=arg.value.eval(env);frame.prependRule(new tree.Rule(name,arg.value.eval(env)));isNamedFound=true;break}}if(isNamedFound){args.splice(i,1);i--;continue}else{throw{type:"Runtime",message:"Named argument for "+this.name+" "+args[i].name+" not found"}}}}}argIndex=0;for(i=0;i<params.length;i++){if(evaldArguments[i]){continue}arg=args&&args[argIndex];if(name=params[i].name){if(params[i].variadic&&args){varargs=[];for(j=argIndex;j<args.length;j++){varargs.push(args[j].value.eval(env))}frame.prependRule(new tree.Rule(name,new tree.Expression(varargs).eval(env)))}else{val=arg&&arg.value;if(val){val=val.eval(env)}else if(params[i].value){val=params[i].value.eval(mixinEnv);frame.resetCache()}else{throw{type:"Runtime",message:"wrong number of arguments for "+this.name+" ("+args.length+" for "+this.arity+")"}}frame.prependRule(new tree.Rule(name,val));evaldArguments[i]=val}}if(params[i].variadic&&args){for(j=argIndex;j<args.length;j++){evaldArguments[j]=args[j].value.eval(env)}}argIndex++}return frame},eval:function(env,args,important){var _arguments=[],mixinFrames=this.frames.concat(env.frames),frame=this.evalParams(env,new tree.evalEnv(env,mixinFrames),args,_arguments),rules,ruleset;frame.prependRule(new tree.Rule("@arguments",new tree.Expression(_arguments).eval(env)));rules=this.rules.slice(0);ruleset=new tree.Ruleset(null,rules);ruleset.originalRuleset=this;ruleset=ruleset.eval(new tree.evalEnv(env,[this,frame].concat(mixinFrames)));if(important){ruleset=this.parent.makeImportant.apply(ruleset)}return ruleset},matchCondition:function(args,env){if(this.condition&&!this.condition.eval(new tree.evalEnv(env,[this.evalParams(env,new tree.evalEnv(env,this.frames.concat(env.frames)),args,[])].concat(this.frames).concat(env.frames)))){return false}return true},matchArgs:function(args,env){var argsLength=args&&args.length||0,len;if(!this.variadic){if(argsLength<this.required){return false}if(argsLength>this.params.length){return false}}else{if(argsLength<this.required-1){return false}}len=Math.min(argsLength,this.arity);for(var i=0;i<len;i++){if(!this.params[i].name&&!this.params[i].variadic){if(args[i].value.eval(env).toCSS()!=this.params[i].value.eval(env).toCSS()){return false}}}return true}}})(require("../tree"));(function(tree){tree.Negative=function(node){this.value=node};tree.Negative.prototype={type:"Negative",accept:function(visitor){this.value=visitor.visit(this.value)},genCSS:function(env,output){output.add("-");this.value.genCSS(env,output)},toCSS:tree.toCSS,eval:function(env){if(env.isMathOn()){return new tree.Operation("*",[new tree.Dimension(-1),this.value]).eval(env)}return new tree.Negative(this.value.eval(env))}}})(require("../tree"));(function(tree){tree.Operation=function(op,operands,isSpaced){this.op=op.trim();this.operands=operands;this.isSpaced=isSpaced};tree.Operation.prototype={type:"Operation",accept:function(visitor){this.operands=visitor.visit(this.operands)},eval:function(env){var a=this.operands[0].eval(env),b=this.operands[1].eval(env);if(env.isMathOn()){if(a instanceof tree.Dimension&&b instanceof tree.Color){a=a.toColor()}if(b instanceof tree.Dimension&&a instanceof tree.Color){b=b.toColor()}if(!a.operate){throw{type:"Operation",message:"Operation on an invalid type"}}return a.operate(env,this.op,b)}else{return new tree.Operation(this.op,[a,b],this.isSpaced)}},genCSS:function(env,output){this.operands[0].genCSS(env,output);if(this.isSpaced){output.add(" ")}output.add(this.op);if(this.isSpaced){output.add(" ")}this.operands[1].genCSS(env,output)},toCSS:tree.toCSS};tree.operate=function(env,op,a,b){switch(op){case"+":return a+b;case"-":return a-b;case"*":return a*b;case"/":return a/b}}})(require("../tree"));(function(tree){tree.Paren=function(node){this.value=node};tree.Paren.prototype={type:"Paren",accept:function(visitor){this.value=visitor.visit(this.value)},genCSS:function(env,output){output.add("(");this.value.genCSS(env,output);output.add(")")},toCSS:tree.toCSS,eval:function(env){return new tree.Paren(this.value.eval(env))}}})(require("../tree"));(function(tree){tree.Quoted=function(str,content,escaped,index,currentFileInfo){this.escaped=escaped;this.value=content||"";this.quote=str.charAt(0);this.index=index;this.currentFileInfo=currentFileInfo};tree.Quoted.prototype={type:"Quoted",genCSS:function(env,output){if(!this.escaped){output.add(this.quote,this.currentFileInfo,this.index)}output.add(this.value);if(!this.escaped){output.add(this.quote)}},toCSS:tree.toCSS,eval:function(env){var that=this;var value=this.value.replace(/`([^`]+)`/g,function(_,exp){return new tree.JavaScript(exp,that.index,true).eval(env).value}).replace(/@\{([\w-]+)\}/g,function(_,name){var v=new tree.Variable("@"+name,that.index,that.currentFileInfo).eval(env,true);return v instanceof tree.Quoted?v.value:v.toCSS()});return new tree.Quoted(this.quote+value+this.quote,value,this.escaped,this.index,this.currentFileInfo)},compare:function(x){if(!x.toCSS){return-1}var left=this.toCSS(),right=x.toCSS();if(left===right){return 0}return left<right?-1:1}}})(require("../tree"));(function(tree){tree.Rule=function(name,value,important,merge,index,currentFileInfo,inline){this.name=name;this.value=value instanceof tree.Value?value:new tree.Value([value]);this.important=important?" "+important.trim():"";this.merge=merge;this.index=index;this.currentFileInfo=currentFileInfo;this.inline=inline||false;this.variable=name.charAt&&name.charAt(0)==="@"};tree.Rule.prototype={type:"Rule",accept:function(visitor){this.value=visitor.visit(this.value)},genCSS:function(env,output){output.add(this.name+(env.compress?":":": "),this.currentFileInfo,this.index);try{this.value.genCSS(env,output)}catch(e){e.index=this.index;e.filename=this.currentFileInfo.filename;throw e}output.add(this.important+(this.inline||env.lastRule&&env.compress?"":";"),this.currentFileInfo,this.index)},toCSS:tree.toCSS,eval:function(env){var strictMathBypass=false,name=this.name;if(typeof name!=="string"){name=name.length===1&&name[0]instanceof tree.Keyword?name[0].value:evalName(env,name)}if(name==="font"&&!env.strictMath){strictMathBypass=true;env.strictMath=true}try{return new tree.Rule(name,this.value.eval(env),this.important,this.merge,this.index,this.currentFileInfo,this.inline)}catch(e){e.index=e.index||this.index;throw e}finally{if(strictMathBypass){env.strictMath=false}}},makeImportant:function(){return new tree.Rule(this.name,this.value,"!important",this.merge,this.index,this.currentFileInfo,this.inline)}};function evalName(env,name){var value="",i,n=name.length,output={add:function(s){value+=s}};for(i=0;i<n;i++){name[i].eval(env).genCSS(env,output)}return value}})(require("../tree"));(function(tree){tree.Ruleset=function(selectors,rules,strictImports){this.selectors=selectors;this.rules=rules;this._lookups={};this.strictImports=strictImports};tree.Ruleset.prototype={type:"Ruleset",accept:function(visitor){if(this.paths){visitor.visitArray(this.paths,true)}else if(this.selectors){this.selectors=visitor.visitArray(this.selectors)}if(this.rules&&this.rules.length){this.rules=visitor.visitArray(this.rules)}},eval:function(env){var thisSelectors=this.selectors,selectors,selCnt,i,defaultFunc=tree.defaultFunc;if(thisSelectors&&(selCnt=thisSelectors.length)){selectors=[];defaultFunc.error({type:"Syntax",message:"it is currently only allowed in parametric mixin guards,"});for(i=0;i<selCnt;i++){selectors.push(thisSelectors[i].eval(env))}defaultFunc.reset()}var rules=this.rules?this.rules.slice(0):null,ruleset=new tree.Ruleset(selectors,rules,this.strictImports),rule,subRule;ruleset.originalRuleset=this;ruleset.root=this.root;ruleset.firstRoot=this.firstRoot;ruleset.allowImports=this.allowImports;if(this.debugInfo){ruleset.debugInfo=this.debugInfo}var envFrames=env.frames;envFrames.unshift(ruleset);var envSelectors=env.selectors;if(!envSelectors){env.selectors=envSelectors=[]}envSelectors.unshift(this.selectors);if(ruleset.root||ruleset.allowImports||!ruleset.strictImports){ruleset.evalImports(env)}var rsRules=ruleset.rules,rsRuleCnt=rsRules?rsRules.length:0;for(i=0;i<rsRuleCnt;i++){if(rsRules[i]instanceof tree.mixin.Definition){rsRules[i].frames=envFrames.slice(0)}}var mediaBlockCount=env.mediaBlocks&&env.mediaBlocks.length||0;for(i=0;i<rsRuleCnt;i++){if(rsRules[i]instanceof tree.mixin.Call){rules=rsRules[i].eval(env).filter(function(r){if(r instanceof tree.Rule&&r.variable){return!ruleset.variable(r.name)}return true});rsRules.splice.apply(rsRules,[i,1].concat(rules));rsRuleCnt+=rules.length-1;i+=rules.length-1;ruleset.resetCache()}}for(i=0;i<rsRules.length;i++){rule=rsRules[i];if(!(rule instanceof tree.mixin.Definition)){rsRules[i]=rule=rule.eval?rule.eval(env):rule;if(rule instanceof tree.Ruleset&&rule.selectors&&rule.selectors.length===1){if(rule.selectors[0].isJustParentSelector()){rsRules.splice(i--,1);if(!rule.selectors[0].evaldCondition){continue}for(var j=0;j<rule.rules.length;j++){subRule=rule.rules[j];if(!(subRule instanceof tree.Rule)||!subRule.variable){rsRules.splice(++i,0,subRule)}}}}}}envFrames.shift();envSelectors.shift();if(env.mediaBlocks){for(i=mediaBlockCount;i<env.mediaBlocks.length;i++){env.mediaBlocks[i].bubbleSelectors(selectors)}}return ruleset},evalImports:function(env){var rules=this.rules,i,importRules;if(!rules){return}for(i=0;i<rules.length;i++){if(rules[i]instanceof tree.Import){importRules=rules[i].eval(env);if(importRules&&importRules.length){rules.splice.apply(rules,[i,1].concat(importRules));i+=importRules.length-1}else{rules.splice(i,1,importRules)}this.resetCache()}}},makeImportant:function(){return new tree.Ruleset(this.selectors,this.rules.map(function(r){if(r.makeImportant){return r.makeImportant()}else{return r}}),this.strictImports)},matchArgs:function(args){return!args||args.length===0},matchCondition:function(args,env){var lastSelector=this.selectors[this.selectors.length-1];if(!lastSelector.evaldCondition){return false}if(lastSelector.condition&&!lastSelector.condition.eval(new tree.evalEnv(env,env.frames))){return false}return true},resetCache:function(){this._rulesets=null;this._variables=null;this._lookups={}},variables:function(){if(!this._variables){this._variables=!this.rules?{}:this.rules.reduce(function(hash,r){if(r instanceof tree.Rule&&r.variable===true){hash[r.name]=r}return hash},{})}return this._variables},variable:function(name){return this.variables()[name]},rulesets:function(){if(!this.rules){return null}var _Ruleset=tree.Ruleset,_MixinDefinition=tree.mixin.Definition,filtRules=[],rules=this.rules,cnt=rules.length,i,rule;for(i=0;i<cnt;i++){rule=rules[i];if(rule instanceof _Ruleset||rule instanceof _MixinDefinition){filtRules.push(rule)}}return filtRules},prependRule:function(rule){var rules=this.rules;if(rules){rules.unshift(rule)}else{this.rules=[rule]}},find:function(selector,self){self=self||this;var rules=[],match,key=selector.toCSS();if(key in this._lookups){return this._lookups[key]}this.rulesets().forEach(function(rule){if(rule!==self){for(var j=0;j<rule.selectors.length;j++){match=selector.match(rule.selectors[j]);if(match){if(selector.elements.length>match){Array.prototype.push.apply(rules,rule.find(new tree.Selector(selector.elements.slice(match)),self))}else{rules.push(rule)}break}}}});this._lookups[key]=rules;return rules},genCSS:function(env,output){var i,j,ruleNodes=[],rulesetNodes=[],rulesetNodeCnt,debugInfo,rule,path;env.tabLevel=env.tabLevel||0;if(!this.root){env.tabLevel++}var tabRuleStr=env.compress?"":Array(env.tabLevel+1).join("  "),tabSetStr=env.compress?"":Array(env.tabLevel).join("  "),sep;for(i=0;i<this.rules.length;i++){rule=this.rules[i];if(rule.rules||rule instanceof tree.Media||rule instanceof tree.Directive||this.root&&rule instanceof tree.Comment){rulesetNodes.push(rule)}else{ruleNodes.push(rule)}}if(!this.root){debugInfo=tree.debugInfo(env,this,tabSetStr);if(debugInfo){output.add(debugInfo);output.add(tabSetStr)}var paths=this.paths,pathCnt=paths.length,pathSubCnt;sep=env.compress?",":",\n"+tabSetStr;for(i=0;i<pathCnt;i++){path=paths[i];if(!(pathSubCnt=path.length)){continue}if(i>0){output.add(sep)}env.firstSelector=true;path[0].genCSS(env,output);env.firstSelector=false;for(j=1;j<pathSubCnt;j++){path[j].genCSS(env,output)}}output.add((env.compress?"{":" {\n")+tabRuleStr)}for(i=0;i<ruleNodes.length;i++){rule=ruleNodes[i];if(i+1===ruleNodes.length&&(!this.root||rulesetNodes.length===0||this.firstRoot)){env.lastRule=true}if(rule.genCSS){rule.genCSS(env,output)}else if(rule.value){output.add(rule.value.toString())}if(!env.lastRule){output.add(env.compress?"":"\n"+tabRuleStr)}else{env.lastRule=false}}if(!this.root){output.add(env.compress?"}":"\n"+tabSetStr+"}");env.tabLevel--}sep=(env.compress?"":"\n")+(this.root?tabRuleStr:tabSetStr);rulesetNodeCnt=rulesetNodes.length;if(rulesetNodeCnt){if(ruleNodes.length&&sep){output.add(sep)}rulesetNodes[0].genCSS(env,output);for(i=1;i<rulesetNodeCnt;i++){if(sep){output.add(sep)}rulesetNodes[i].genCSS(env,output)}}if(!output.isEmpty()&&!env.compress&&this.firstRoot){output.add("\n")}},toCSS:tree.toCSS,markReferenced:function(){for(var s=0;s<this.selectors.length;s++){this.selectors[s].markReferenced()}},joinSelectors:function(paths,context,selectors){for(var s=0;s<selectors.length;s++){this.joinSelector(paths,context,selectors[s])}},joinSelector:function(paths,context,selector){var i,j,k,hasParentSelector,newSelectors,el,sel,parentSel,newSelectorPath,afterParentJoin,newJoinedSelector,newJoinedSelectorEmpty,lastSelector,currentElements,selectorsMultiplied;for(i=0;i<selector.elements.length;i++){el=selector.elements[i];if(el.value==="&"){hasParentSelector=true}}if(!hasParentSelector){if(context.length>0){for(i=0;i<context.length;i++){paths.push(context[i].concat(selector))}}else{paths.push([selector])}return}currentElements=[];newSelectors=[[]];for(i=0;i<selector.elements.length;i++){el=selector.elements[i];if(el.value!=="&"){currentElements.push(el)}else{selectorsMultiplied=[];if(currentElements.length>0){this.mergeElementsOnToSelectors(currentElements,newSelectors)}for(j=0;j<newSelectors.length;j++){sel=newSelectors[j];if(context.length===0){if(sel.length>0){sel[0].elements=sel[0].elements.slice(0);sel[0].elements.push(new tree.Element(el.combinator,"",el.index,el.currentFileInfo))}selectorsMultiplied.push(sel)}else{for(k=0;k<context.length;k++){parentSel=context[k];newSelectorPath=[];afterParentJoin=[];newJoinedSelectorEmpty=true;if(sel.length>0){newSelectorPath=sel.slice(0);lastSelector=newSelectorPath.pop();newJoinedSelector=selector.createDerived(lastSelector.elements.slice(0));newJoinedSelectorEmpty=false}else{newJoinedSelector=selector.createDerived([])}if(parentSel.length>1){afterParentJoin=afterParentJoin.concat(parentSel.slice(1))}if(parentSel.length>0){newJoinedSelectorEmpty=false;newJoinedSelector.elements.push(new tree.Element(el.combinator,parentSel[0].elements[0].value,el.index,el.currentFileInfo));newJoinedSelector.elements=newJoinedSelector.elements.concat(parentSel[0].elements.slice(1))}if(!newJoinedSelectorEmpty){newSelectorPath.push(newJoinedSelector)}newSelectorPath=newSelectorPath.concat(afterParentJoin);selectorsMultiplied.push(newSelectorPath)}}}newSelectors=selectorsMultiplied;currentElements=[]}}if(currentElements.length>0){this.mergeElementsOnToSelectors(currentElements,newSelectors)}for(i=0;i<newSelectors.length;i++){if(newSelectors[i].length>0){paths.push(newSelectors[i])}}},mergeElementsOnToSelectors:function(elements,selectors){var i,sel;if(selectors.length===0){selectors.push([new tree.Selector(elements)]);return}for(i=0;i<selectors.length;i++){sel=selectors[i];if(sel.length>0){sel[sel.length-1]=sel[sel.length-1].createDerived(sel[sel.length-1].elements.concat(elements))}else{sel.push(new tree.Selector(elements))}}}}})(require("../tree"));(function(tree){tree.Selector=function(elements,extendList,condition,index,currentFileInfo,isReferenced){this.elements=elements;this.extendList=extendList;this.condition=condition;this.currentFileInfo=currentFileInfo||{};this.isReferenced=isReferenced;if(!condition){this.evaldCondition=true}};tree.Selector.prototype={type:"Selector",accept:function(visitor){if(this.elements){this.elements=visitor.visitArray(this.elements)}if(this.extendList){this.extendList=visitor.visitArray(this.extendList)}if(this.condition){this.condition=visitor.visit(this.condition)}},createDerived:function(elements,extendList,evaldCondition){evaldCondition=evaldCondition!=null?evaldCondition:this.evaldCondition;var newSelector=new tree.Selector(elements,extendList||this.extendList,null,this.index,this.currentFileInfo,this.isReferenced);newSelector.evaldCondition=evaldCondition;newSelector.mediaEmpty=this.mediaEmpty;return newSelector},match:function(other){var elements=this.elements,len=elements.length,olen,i;other.CacheElements();olen=other._elements.length;if(olen===0||len<olen){return 0}else{for(i=0;i<olen;i++){if(elements[i].value!==other._elements[i]){return 0}}}return olen},CacheElements:function(){var css="",len,v,i;if(!this._elements){len=this.elements.length;for(i=0;i<len;i++){v=this.elements[i];css+=v.combinator.value;if(!v.value.value){css+=v.value;continue}if(typeof v.value.value!=="string"){css="";break}css+=v.value.value}this._elements=css.match(/[,&#\.\w-]([\w-]|(\\.))*/g);if(this._elements){if(this._elements[0]==="&"){this._elements.shift()}}else{this._elements=[]}}},isJustParentSelector:function(){return!this.mediaEmpty&&this.elements.length===1&&this.elements[0].value==="&"&&(this.elements[0].combinator.value===" "||this.elements[0].combinator.value==="")},eval:function(env){var evaldCondition=this.condition&&this.condition.eval(env),elements=this.elements,extendList=this.extendList;elements=elements&&elements.map(function(e){return e.eval(env)});extendList=extendList&&extendList.map(function(extend){return extend.eval(env)});return this.createDerived(elements,extendList,evaldCondition)},genCSS:function(env,output){var i,element;if((!env||!env.firstSelector)&&this.elements[0].combinator.value===""){output.add(" ",this.currentFileInfo,this.index)}if(!this._css){for(i=0;i<this.elements.length;i++){element=this.elements[i];element.genCSS(env,output)}}},toCSS:tree.toCSS,markReferenced:function(){this.isReferenced=true},getIsReferenced:function(){return!this.currentFileInfo.reference||this.isReferenced},getIsOutput:function(){return this.evaldCondition}}})(require("../tree"));(function(tree){tree.UnicodeDescriptor=function(value){this.value=value};tree.UnicodeDescriptor.prototype={type:"UnicodeDescriptor",genCSS:function(env,output){output.add(this.value)
},toCSS:tree.toCSS,eval:function(){return this}}})(require("../tree"));(function(tree){tree.URL=function(val,currentFileInfo,isEvald){this.value=val;this.currentFileInfo=currentFileInfo;this.isEvald=isEvald};tree.URL.prototype={type:"Url",accept:function(visitor){this.value=visitor.visit(this.value)},genCSS:function(env,output){output.add("url(");this.value.genCSS(env,output);output.add(")")},toCSS:tree.toCSS,eval:function(ctx){var val=this.value.eval(ctx),rootpath;if(!this.isEvald){rootpath=this.currentFileInfo&&this.currentFileInfo.rootpath;if(rootpath&&typeof val.value==="string"&&ctx.isPathRelative(val.value)){if(!val.quote){rootpath=rootpath.replace(/[\(\)'"\s]/g,function(match){return"\\"+match})}val.value=rootpath+val.value}val.value=ctx.normalizePath(val.value);if(ctx.urlArgs){if(!val.value.match(/^\s*data:/)){var delimiter=val.value.indexOf("?")===-1?"?":"&";var urlArgs=delimiter+ctx.urlArgs;if(val.value.indexOf("#")!==-1){val.value=val.value.replace("#",urlArgs+"#")}else{val.value+=urlArgs}}}}return new tree.URL(val,this.currentFileInfo,true)}}})(require("../tree"));(function(tree){tree.Value=function(value){this.value=value};tree.Value.prototype={type:"Value",accept:function(visitor){if(this.value){this.value=visitor.visitArray(this.value)}},eval:function(env){if(this.value.length===1){return this.value[0].eval(env)}else{return new tree.Value(this.value.map(function(v){return v.eval(env)}))}},genCSS:function(env,output){var i;for(i=0;i<this.value.length;i++){this.value[i].genCSS(env,output);if(i+1<this.value.length){output.add(env&&env.compress?",":", ")}}},toCSS:tree.toCSS}})(require("../tree"));(function(tree){tree.Variable=function(name,index,currentFileInfo){this.name=name;this.index=index;this.currentFileInfo=currentFileInfo||{}};tree.Variable.prototype={type:"Variable",eval:function(env){var variable,name=this.name;if(name.indexOf("@@")===0){name="@"+new tree.Variable(name.slice(1)).eval(env).value}if(this.evaluating){throw{type:"Name",message:"Recursive variable definition for "+name,filename:this.currentFileInfo.file,index:this.index}}this.evaluating=true;variable=tree.find(env.frames,function(frame){var v=frame.variable(name);if(v){return v.value.eval(env)}});if(variable){this.evaluating=false;return variable}else{throw{type:"Name",message:"variable "+name+" is undefined",filename:this.currentFileInfo.filename,index:this.index}}}}})(require("../tree"));(function(tree){var parseCopyProperties=["paths","optimization","files","contents","contentsIgnoredChars","relativeUrls","rootpath","strictImports","insecure","dumpLineNumbers","compress","processImports","syncImport","javascriptEnabled","mime","useFileCache","currentFileInfo"];tree.parseEnv=function(options){copyFromOriginal(options,this,parseCopyProperties);if(!this.contents){this.contents={}}if(!this.contentsIgnoredChars){this.contentsIgnoredChars={}}if(!this.files){this.files={}}if(!this.currentFileInfo){var filename=options&&options.filename||"input";var entryPath=filename.replace(/[^\/\\]*$/,"");if(options){options.filename=null}this.currentFileInfo={filename:filename,relativeUrls:this.relativeUrls,rootpath:options&&options.rootpath||"",currentDirectory:entryPath,entryPath:entryPath,rootFilename:filename}}};var evalCopyProperties=["silent","verbose","compress","yuicompress","ieCompat","strictMath","strictUnits","cleancss","sourceMap","importMultiple","urlArgs"];tree.evalEnv=function(options,frames){copyFromOriginal(options,this,evalCopyProperties);this.frames=frames||[]};tree.evalEnv.prototype.inParenthesis=function(){if(!this.parensStack){this.parensStack=[]}this.parensStack.push(true)};tree.evalEnv.prototype.outOfParenthesis=function(){this.parensStack.pop()};tree.evalEnv.prototype.isMathOn=function(){return this.strictMath?this.parensStack&&this.parensStack.length:true};tree.evalEnv.prototype.isPathRelative=function(path){return!/^(?:[a-z-]+:|\/)/.test(path)};tree.evalEnv.prototype.normalizePath=function(path){var segments=path.split("/").reverse(),segment;path=[];while(segments.length!==0){segment=segments.pop();switch(segment){case".":break;case"..":if(path.length===0||path[path.length-1]===".."){path.push(segment)}else{path.pop()}break;default:path.push(segment);break}}return path.join("/")};var copyFromOriginal=function(original,destination,propertiesToCopy){if(!original){return}for(var i=0;i<propertiesToCopy.length;i++){if(original.hasOwnProperty(propertiesToCopy[i])){destination[propertiesToCopy[i]]=original[propertiesToCopy[i]]}}}})(require("./tree"));(function(tree){var _visitArgs={visitDeeper:true},_hasIndexed=false;function _noop(node){return node}function indexNodeTypes(parent,ticker){var key,child;for(key in parent){if(parent.hasOwnProperty(key)){child=parent[key];switch(typeof child){case"function":if(child.prototype&&child.prototype.type){child.prototype.typeIndex=ticker++}break;case"object":ticker=indexNodeTypes(child,ticker);break}}}return ticker}tree.visitor=function(implementation){this._implementation=implementation;this._visitFnCache=[];if(!_hasIndexed){indexNodeTypes(tree,1);_hasIndexed=true}};tree.visitor.prototype={visit:function(node){if(!node){return node}var nodeTypeIndex=node.typeIndex;if(!nodeTypeIndex){return node}var visitFnCache=this._visitFnCache,impl=this._implementation,aryIndx=nodeTypeIndex<<1,outAryIndex=aryIndx|1,func=visitFnCache[aryIndx],funcOut=visitFnCache[outAryIndex],visitArgs=_visitArgs,fnName;visitArgs.visitDeeper=true;if(!func){fnName="visit"+node.type;func=impl[fnName]||_noop;funcOut=impl[fnName+"Out"]||_noop;visitFnCache[aryIndx]=func;visitFnCache[outAryIndex]=funcOut}if(func!==_noop){var newNode=func.call(impl,node,visitArgs);if(impl.isReplacing){node=newNode}}if(visitArgs.visitDeeper&&node&&node.accept){node.accept(this)}if(funcOut!=_noop){funcOut.call(impl,node)}return node},visitArray:function(nodes,nonReplacing){if(!nodes){return nodes}var cnt=nodes.length,i;if(nonReplacing||!this._implementation.isReplacing){for(i=0;i<cnt;i++){this.visit(nodes[i])}return nodes}var out=[];for(i=0;i<cnt;i++){var evald=this.visit(nodes[i]);if(!evald.splice){out.push(evald)}else if(evald.length){this.flatten(evald,out)}}return out},flatten:function(arr,out){if(!out){out=[]}var cnt,i,item,nestedCnt,j,nestedItem;for(i=0,cnt=arr.length;i<cnt;i++){item=arr[i];if(!item.splice){out.push(item);continue}for(j=0,nestedCnt=item.length;j<nestedCnt;j++){nestedItem=item[j];if(!nestedItem.splice){out.push(nestedItem)}else if(nestedItem.length){this.flatten(nestedItem,out)}}}return out}}})(require("./tree"));(function(tree){tree.importVisitor=function(importer,finish,evalEnv){this._visitor=new tree.visitor(this);this._importer=importer;this._finish=finish;this.env=evalEnv||new tree.evalEnv;this.importCount=0};tree.importVisitor.prototype={isReplacing:true,run:function(root){var error;try{this._visitor.visit(root)}catch(e){error=e}this.isFinished=true;if(this.importCount===0){this._finish(error)}},visitImport:function(importNode,visitArgs){var importVisitor=this,evaldImportNode,inlineCSS=importNode.options.inline;if(!importNode.css||inlineCSS){try{evaldImportNode=importNode.evalForImport(this.env)}catch(e){if(!e.filename){e.index=importNode.index;e.filename=importNode.currentFileInfo.filename}importNode.css=true;importNode.error=e}if(evaldImportNode&&(!evaldImportNode.css||inlineCSS)){importNode=evaldImportNode;this.importCount++;var env=new tree.evalEnv(this.env,this.env.frames.slice(0));if(importNode.options.multiple){env.importMultiple=true}this._importer.push(importNode.getPath(),importNode.currentFileInfo,importNode.options,function(e,root,imported,fullPath){if(e&&!e.filename){e.index=importNode.index;e.filename=importNode.currentFileInfo.filename}if(imported&&!env.importMultiple){importNode.skip=imported}var subFinish=function(e){importVisitor.importCount--;if(importVisitor.importCount===0&&importVisitor.isFinished){importVisitor._finish(e)}};if(root){importNode.root=root;importNode.importedFilename=fullPath;if(!inlineCSS&&!importNode.skip){new tree.importVisitor(importVisitor._importer,subFinish,env).run(root);return}}subFinish()})}}visitArgs.visitDeeper=false;return importNode},visitRule:function(ruleNode,visitArgs){visitArgs.visitDeeper=false;return ruleNode},visitDirective:function(directiveNode,visitArgs){this.env.frames.unshift(directiveNode);return directiveNode},visitDirectiveOut:function(directiveNode){this.env.frames.shift()},visitMixinDefinition:function(mixinDefinitionNode,visitArgs){this.env.frames.unshift(mixinDefinitionNode);return mixinDefinitionNode},visitMixinDefinitionOut:function(mixinDefinitionNode){this.env.frames.shift()},visitRuleset:function(rulesetNode,visitArgs){this.env.frames.unshift(rulesetNode);return rulesetNode},visitRulesetOut:function(rulesetNode){this.env.frames.shift()},visitMedia:function(mediaNode,visitArgs){this.env.frames.unshift(mediaNode.ruleset);return mediaNode},visitMediaOut:function(mediaNode){this.env.frames.shift()}}})(require("./tree"));(function(tree){tree.joinSelectorVisitor=function(){this.contexts=[[]];this._visitor=new tree.visitor(this)};tree.joinSelectorVisitor.prototype={run:function(root){return this._visitor.visit(root)},visitRule:function(ruleNode,visitArgs){visitArgs.visitDeeper=false},visitMixinDefinition:function(mixinDefinitionNode,visitArgs){visitArgs.visitDeeper=false},visitRuleset:function(rulesetNode,visitArgs){var context=this.contexts[this.contexts.length-1],paths=[],selectors;this.contexts.push(paths);if(!rulesetNode.root){selectors=rulesetNode.selectors;if(selectors){selectors=selectors.filter(function(selector){return selector.getIsOutput()});rulesetNode.selectors=selectors.length?selectors:selectors=null;if(selectors){rulesetNode.joinSelectors(paths,context,selectors)}}if(!selectors){rulesetNode.rules=null}rulesetNode.paths=paths}},visitRulesetOut:function(rulesetNode){this.contexts.length=this.contexts.length-1},visitMedia:function(mediaNode,visitArgs){var context=this.contexts[this.contexts.length-1];mediaNode.rules[0].root=context.length===0||context[0].multiMedia}}})(require("./tree"));(function(tree){tree.toCSSVisitor=function(env){this._visitor=new tree.visitor(this);this._env=env};tree.toCSSVisitor.prototype={isReplacing:true,run:function(root){return this._visitor.visit(root)},visitRule:function(ruleNode,visitArgs){if(ruleNode.variable){return[]}return ruleNode},visitMixinDefinition:function(mixinNode,visitArgs){mixinNode.frames=[];return[]},visitExtend:function(extendNode,visitArgs){return[]},visitComment:function(commentNode,visitArgs){if(commentNode.isSilent(this._env)){return[]}return commentNode},visitMedia:function(mediaNode,visitArgs){mediaNode.accept(this._visitor);visitArgs.visitDeeper=false;if(!mediaNode.rules.length){return[]}return mediaNode},visitDirective:function(directiveNode,visitArgs){if(directiveNode.currentFileInfo.reference&&!directiveNode.isReferenced){return[]}if(directiveNode.name==="@charset"){if(this.charset){if(directiveNode.debugInfo){var comment=new tree.Comment("/* "+directiveNode.toCSS(this._env).replace(/\n/g,"")+" */\n");comment.debugInfo=directiveNode.debugInfo;return this._visitor.visit(comment)}return[]}this.charset=true}return directiveNode},checkPropertiesInRoot:function(rules){var ruleNode;for(var i=0;i<rules.length;i++){ruleNode=rules[i];if(ruleNode instanceof tree.Rule&&!ruleNode.variable){throw{message:"properties must be inside selector blocks, they cannot be in the root.",index:ruleNode.index,filename:ruleNode.currentFileInfo?ruleNode.currentFileInfo.filename:null}}}},visitRuleset:function(rulesetNode,visitArgs){var rule,rulesets=[];if(rulesetNode.firstRoot){this.checkPropertiesInRoot(rulesetNode.rules)}if(!rulesetNode.root){if(rulesetNode.paths){rulesetNode.paths=rulesetNode.paths.filter(function(p){var i;if(p[0].elements[0].combinator.value===" "){p[0].elements[0].combinator=new tree.Combinator("")}for(i=0;i<p.length;i++){if(p[i].getIsReferenced()&&p[i].getIsOutput()){return true}}return false})}var nodeRules=rulesetNode.rules,nodeRuleCnt=nodeRules?nodeRules.length:0;for(var i=0;i<nodeRuleCnt;){rule=nodeRules[i];if(rule&&rule.rules){rulesets.push(this._visitor.visit(rule));nodeRules.splice(i,1);nodeRuleCnt--;continue}i++}if(nodeRuleCnt>0){rulesetNode.accept(this._visitor)}else{rulesetNode.rules=null}visitArgs.visitDeeper=false;nodeRules=rulesetNode.rules;if(nodeRules){this._mergeRules(nodeRules);nodeRules=rulesetNode.rules}if(nodeRules){this._removeDuplicateRules(nodeRules);nodeRules=rulesetNode.rules}if(nodeRules&&nodeRules.length>0&&rulesetNode.paths.length>0){rulesets.splice(0,0,rulesetNode)}}else{rulesetNode.accept(this._visitor);visitArgs.visitDeeper=false;if(rulesetNode.firstRoot||rulesetNode.rules&&rulesetNode.rules.length>0){rulesets.splice(0,0,rulesetNode)}}if(rulesets.length===1){return rulesets[0]}return rulesets},_removeDuplicateRules:function(rules){if(!rules){return}var ruleCache={},ruleList,rule,i;for(i=rules.length-1;i>=0;i--){rule=rules[i];if(rule instanceof tree.Rule){if(!ruleCache[rule.name]){ruleCache[rule.name]=rule}else{ruleList=ruleCache[rule.name];if(ruleList instanceof tree.Rule){ruleList=ruleCache[rule.name]=[ruleCache[rule.name].toCSS(this._env)]}var ruleCSS=rule.toCSS(this._env);if(ruleList.indexOf(ruleCSS)!==-1){rules.splice(i,1)}else{ruleList.push(ruleCSS)}}}}},_mergeRules:function(rules){if(!rules){return}var groups={},parts,rule,key;for(var i=0;i<rules.length;i++){rule=rules[i];if(rule instanceof tree.Rule&&rule.merge){key=[rule.name,rule.important?"!":""].join(",");if(!groups[key]){groups[key]=[]}else{rules.splice(i--,1)}groups[key].push(rule)}}Object.keys(groups).map(function(k){parts=groups[k];if(parts.length>1){rule=parts[0];rule.value=new tree.Value(parts.map(function(p){return p.value}))}})}}})(require("./tree"));(function(tree){tree.extendFinderVisitor=function(){this._visitor=new tree.visitor(this);this.contexts=[];this.allExtendsStack=[[]]};tree.extendFinderVisitor.prototype={run:function(root){root=this._visitor.visit(root);root.allExtends=this.allExtendsStack[0];return root},visitRule:function(ruleNode,visitArgs){visitArgs.visitDeeper=false},visitMixinDefinition:function(mixinDefinitionNode,visitArgs){visitArgs.visitDeeper=false},visitRuleset:function(rulesetNode,visitArgs){if(rulesetNode.root){return}var i,j,extend,allSelectorsExtendList=[],extendList;var rules=rulesetNode.rules,ruleCnt=rules?rules.length:0;for(i=0;i<ruleCnt;i++){if(rulesetNode.rules[i]instanceof tree.Extend){allSelectorsExtendList.push(rules[i]);rulesetNode.extendOnEveryPath=true}}var paths=rulesetNode.paths;for(i=0;i<paths.length;i++){var selectorPath=paths[i],selector=selectorPath[selectorPath.length-1],selExtendList=selector.extendList;extendList=selExtendList?selExtendList.slice(0).concat(allSelectorsExtendList):allSelectorsExtendList;if(extendList){extendList=extendList.map(function(allSelectorsExtend){return allSelectorsExtend.clone()})}for(j=0;j<extendList.length;j++){this.foundExtends=true;extend=extendList[j];extend.findSelfSelectors(selectorPath);extend.ruleset=rulesetNode;if(j===0){extend.firstExtendOnThisSelectorPath=true}this.allExtendsStack[this.allExtendsStack.length-1].push(extend)}}this.contexts.push(rulesetNode.selectors)},visitRulesetOut:function(rulesetNode){if(!rulesetNode.root){this.contexts.length=this.contexts.length-1}},visitMedia:function(mediaNode,visitArgs){mediaNode.allExtends=[];this.allExtendsStack.push(mediaNode.allExtends)},visitMediaOut:function(mediaNode){this.allExtendsStack.length=this.allExtendsStack.length-1},visitDirective:function(directiveNode,visitArgs){directiveNode.allExtends=[];this.allExtendsStack.push(directiveNode.allExtends)},visitDirectiveOut:function(directiveNode){this.allExtendsStack.length=this.allExtendsStack.length-1}};tree.processExtendsVisitor=function(){this._visitor=new tree.visitor(this)};tree.processExtendsVisitor.prototype={run:function(root){var extendFinder=new tree.extendFinderVisitor;extendFinder.run(root);if(!extendFinder.foundExtends){return root}root.allExtends=root.allExtends.concat(this.doExtendChaining(root.allExtends,root.allExtends));this.allExtendsStack=[root.allExtends];return this._visitor.visit(root)},doExtendChaining:function(extendsList,extendsListTarget,iterationCount){var extendIndex,targetExtendIndex,matches,extendsToAdd=[],newSelector,extendVisitor=this,selectorPath,extend,targetExtend,newExtend;iterationCount=iterationCount||0;for(extendIndex=0;extendIndex<extendsList.length;extendIndex++){for(targetExtendIndex=0;targetExtendIndex<extendsListTarget.length;targetExtendIndex++){extend=extendsList[extendIndex];targetExtend=extendsListTarget[targetExtendIndex];if(extend.parent_ids.indexOf(targetExtend.object_id)>=0){continue}selectorPath=[targetExtend.selfSelectors[0]];matches=extendVisitor.findMatch(extend,selectorPath);if(matches.length){extend.selfSelectors.forEach(function(selfSelector){newSelector=extendVisitor.extendSelector(matches,selectorPath,selfSelector);newExtend=new tree.Extend(targetExtend.selector,targetExtend.option,0);newExtend.selfSelectors=newSelector;newSelector[newSelector.length-1].extendList=[newExtend];extendsToAdd.push(newExtend);newExtend.ruleset=targetExtend.ruleset;newExtend.parent_ids=newExtend.parent_ids.concat(targetExtend.parent_ids,extend.parent_ids);if(targetExtend.firstExtendOnThisSelectorPath){newExtend.firstExtendOnThisSelectorPath=true;targetExtend.ruleset.paths.push(newSelector)}})}}}if(extendsToAdd.length){this.extendChainCount++;if(iterationCount>100){var selectorOne="{unable to calculate}";var selectorTwo="{unable to calculate}";try{selectorOne=extendsToAdd[0].selfSelectors[0].toCSS();selectorTwo=extendsToAdd[0].selector.toCSS()}catch(e){}throw{message:"extend circular reference detected. 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extendList=selectorPath[selectorPath.length-1].extendList;if(extendList&&extendList.length){continue}matches=this.findMatch(allExtends[extendIndex],selectorPath);if(matches.length){allExtends[extendIndex].selfSelectors.forEach(function(selfSelector){selectorsToAdd.push(extendVisitor.extendSelector(matches,selectorPath,selfSelector))})}}}rulesetNode.paths=rulesetNode.paths.concat(selectorsToAdd)},findMatch:function(extend,haystackSelectorPath){var haystackSelectorIndex,hackstackSelector,hackstackElementIndex,haystackElement,targetCombinator,i,extendVisitor=this,needleElements=extend.selector.elements,potentialMatches=[],potentialMatch,matches=[];for(haystackSelectorIndex=0;haystackSelectorIndex<haystackSelectorPath.length;haystackSelectorIndex++){hackstackSelector=haystackSelectorPath[haystackSelectorIndex];for(hackstackElementIndex=0;hackstackElementIndex<hackstackSelector.elements.length;hackstackElementIndex++){haystackElement=hackstackSelector.elements[hackstackElementIndex];if(extend.allowBefore||haystackSelectorIndex===0&&hackstackElementIndex===0){potentialMatches.push({pathIndex:haystackSelectorIndex,index:hackstackElementIndex,matched:0,initialCombinator:haystackElement.combinator})}for(i=0;i<potentialMatches.length;i++){potentialMatch=potentialMatches[i];targetCombinator=haystackElement.combinator.value;if(targetCombinator===""&&hackstackElementIndex===0){targetCombinator=" 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elementValue1===elementValue2}if(elementValue1 instanceof tree.Attribute){if(elementValue1.op!==elementValue2.op||elementValue1.key!==elementValue2.key){return false}if(!elementValue1.value||!elementValue2.value){if(elementValue1.value||elementValue2.value){return false}return true}elementValue1=elementValue1.value.value||elementValue1.value;elementValue2=elementValue2.value.value||elementValue2.value;return elementValue1===elementValue2}elementValue1=elementValue1.value;elementValue2=elementValue2.value;if(elementValue1 instanceof tree.Selector){if(!(elementValue2 instanceof tree.Selector)||elementValue1.elements.length!==elementValue2.elements.length){return false}for(var i=0;i<elementValue1.elements.length;i++){if(elementValue1.elements[i].combinator.value!==elementValue2.elements[i].combinator.value){if(i!==0||(elementValue1.elements[i].combinator.value||" ")!==(elementValue2.elements[i].combinator.value||" ")){return false}}if(!this.isElementValuesEqual(elementValue1.elements[i].value,elementValue2.elements[i].value)){return false}}return true}return false},extendSelector:function(matches,selectorPath,replacementSelector){var currentSelectorPathIndex=0,currentSelectorPathElementIndex=0,path=[],matchIndex,selector,firstElement,match,newElements;for(matchIndex=0;matchIndex<matches.length;matchIndex++){match=matches[matchIndex];selector=selectorPath[match.pathIndex];firstElement=new tree.Element(match.initialCombinator,replacementSelector.elements[0].value,replacementSelector.elements[0].index,replacementSelector.elements[0].currentFileInfo);if(match.pathIndex>currentSelectorPathIndex&&currentSelectorPathElementIndex>0){path[path.length-1].elements=path[path.length-1].elements.concat(selectorPath[currentSelectorPathIndex].elements.slice(currentSelectorPathElementIndex));currentSelectorPathElementIndex=0;currentSelectorPathIndex++}newElements=selector.elements.slice(currentSelectorPathElementIndex,match.index).concat([firstElement]).concat(replacementSelector.elements.slice(1));if(currentSelectorPathIndex===match.pathIndex&&matchIndex>0){path[path.length-1].elements=path[path.length-1].elements.concat(newElements)}else{path=path.concat(selectorPath.slice(currentSelectorPathIndex,match.pathIndex));path.push(new tree.Selector(newElements))}currentSelectorPathIndex=match.endPathIndex;currentSelectorPathElementIndex=match.endPathElementIndex;if(currentSelectorPathElementIndex>=selectorPath[currentSelectorPathIndex].elements.length){currentSelectorPathElementIndex=0;currentSelectorPathIndex++}}if(currentSelectorPathIndex<selectorPath.length&&currentSelectorPathElementIndex>0){path[path.length-1].elements=path[path.length-1].elements.concat(selectorPath[currentSelectorPathIndex].elements.slice(currentSelectorPathElementIndex));currentSelectorPathIndex++}path=path.concat(selectorPath.slice(currentSelectorPathIndex,selectorPath.length));return path},visitRulesetOut:function(rulesetNode){},visitMedia:function(mediaNode,visitArgs){var newAllExtends=mediaNode.allExtends.concat(this.allExtendsStack[this.allExtendsStack.length-1]);newAllExtends=newAllExtends.concat(this.doExtendChaining(newAllExtends,mediaNode.allExtends));this.allExtendsStack.push(newAllExtends)},visitMediaOut:function(mediaNode){this.allExtendsStack.length=this.allExtendsStack.length-1},visitDirective:function(directiveNode,visitArgs){var newAllExtends=directiveNode.allExtends.concat(this.allExtendsStack[this.allExtendsStack.length-1]);newAllExtends=newAllExtends.concat(this.doExtendChaining(newAllExtends,directiveNode.allExtends));this.allExtendsStack.push(newAllExtends)},visitDirectiveOut:function(directiveNode){this.allExtendsStack.length=this.allExtendsStack.length-1}}})(require("./tree"));(function(tree){tree.sourceMapOutput=function(options){this._css=[];this._rootNode=options.rootNode;this._writeSourceMap=options.writeSourceMap;this._contentsMap=options.contentsMap;this._contentsIgnoredCharsMap=options.contentsIgnoredCharsMap;this._sourceMapFilename=options.sourceMapFilename;this._outputFilename=options.outputFilename;this._sourceMapURL=options.sourceMapURL;if(options.sourceMapBasepath){this._sourceMapBasepath=options.sourceMapBasepath.replace(/\\/g,"/")}this._sourceMapRootpath=options.sourceMapRootpath;this._outputSourceFiles=options.outputSourceFiles;this._sourceMapGeneratorConstructor=options.sourceMapGenerator||require("source-map").SourceMapGenerator;if(this._sourceMapRootpath&&this._sourceMapRootpath.charAt(this._sourceMapRootpath.length-1)!=="/"){this._sourceMapRootpath+="/"}this._lineNumber=0;this._column=0};tree.sourceMapOutput.prototype.normalizeFilename=function(filename){filename=filename.replace(/\\/g,"/");if(this._sourceMapBasepath&&filename.indexOf(this._sourceMapBasepath)===0){filename=filename.substring(this._sourceMapBasepath.length);if(filename.charAt(0)==="\\"||filename.charAt(0)==="/"){filename=filename.substring(1)}}return(this._sourceMapRootpath||"")+filename};tree.sourceMapOutput.prototype.add=function(chunk,fileInfo,index,mapLines){if(!chunk){return}var lines,sourceLines,columns,sourceColumns,i;if(fileInfo){var inputSource=this._contentsMap[fileInfo.filename];if(this._contentsIgnoredCharsMap[fileInfo.filename]){index-=this._contentsIgnoredCharsMap[fileInfo.filename];if(index<0){index=0}inputSource=inputSource.slice(this._contentsIgnoredCharsMap[fileInfo.filename])}inputSource=inputSource.substring(0,index);sourceLines=inputSource.split("\n");sourceColumns=sourceLines[sourceLines.length-1]}lines=chunk.split("\n");columns=lines[lines.length-1];if(fileInfo){if(!mapLines){this._sourceMapGenerator.addMapping({generated:{line:this._lineNumber+1,column:this._column},original:{line:sourceLines.length,column:sourceColumns.length},source:this.normalizeFilename(fileInfo.filename)})}else{for(i=0;i<lines.length;i++){this._sourceMapGenerator.addMapping({generated:{line:this._lineNumber+i+1,column:i===0?this._column:0},original:{line:sourceLines.length+i,column:i===0?sourceColumns.length:0},source:this.normalizeFilename(fileInfo.filename)})}}}if(lines.length===1){this._column+=columns.length}else{this._lineNumber+=lines.length-1;this._column=columns.length}this._css.push(chunk)};tree.sourceMapOutput.prototype.isEmpty=function(){return this._css.length===0};tree.sourceMapOutput.prototype.toCSS=function(env){this._sourceMapGenerator=new this._sourceMapGeneratorConstructor({file:this._outputFilename,sourceRoot:null});if(this._outputSourceFiles){for(var filename in this._contentsMap){if(this._contentsMap.hasOwnProperty(filename)){var source=this._contentsMap[filename];if(this._contentsIgnoredCharsMap[filename]){source=source.slice(this._contentsIgnoredCharsMap[filename])}this._sourceMapGenerator.setSourceContent(this.normalizeFilename(filename),source)}}}this._rootNode.genCSS(env,this);if(this._css.length>0){var sourceMapURL,sourceMapContent=JSON.stringify(this._sourceMapGenerator.toJSON());if(this._sourceMapURL){sourceMapURL=this._sourceMapURL}else if(this._sourceMapFilename){sourceMapURL=this.normalizeFilename(this._sourceMapFilename)}if(this._writeSourceMap){this._writeSourceMap(sourceMapContent)}else{sourceMapURL="data:application/json,"+encodeURIComponent(sourceMapContent)}if(sourceMapURL){this._css.push("/*# sourceMappingURL="+sourceMapURL+" */")}}return this._css.join("")}})(require("./tree"));var isFileProtocol=/^(file|chrome(-extension)?|resource|qrc|app):/.test(location.protocol);less.env=less.env||(location.hostname=="127.0.0.1"||location.hostname=="0.0.0.0"||location.hostname=="localhost"||location.port&&location.port.length>0||isFileProtocol?"development":"production");var logLevel={info:2,errors:1,none:0};less.logLevel=typeof less.logLevel!="undefined"?less.logLevel:logLevel.info;less.async=less.async||false;less.fileAsync=less.fileAsync||false;less.poll=less.poll||(isFileProtocol?1e3:1500);if(less.functions){for(var func in less.functions){if(less.functions.hasOwnProperty(func)){less.tree.functions[func]=less.functions[func]}}}var dumpLineNumbers=/!dumpLineNumbers:(comments|mediaquery|all)/.exec(location.hash);if(dumpLineNumbers){less.dumpLineNumbers=dumpLineNumbers[1]}var typePattern=/^text\/(x-)?less$/;var cache=null;var fileCache={};function log(str,level){if(less.env=="development"&&typeof console!=="undefined"&&less.logLevel>=level){console.log("less: "+str)}}function extractId(href){return href.replace(/^[a-z-]+:\/+?[^\/]+/,"").replace(/^\//,"").replace(/\.[a-zA-Z]+$/,"").replace(/[^\.\w-]+/g,"-").replace(/\./g,":")}function errorConsole(e,rootHref){var template="{line} {content}";var filename=e.filename||rootHref;var errors=[];var content=(e.type||"Syntax")+"Error: "+(e.message||"There is an error in your .less file")+" in "+filename+" ";var errorline=function(e,i,classname){if(e.extract[i]!==undefined){errors.push(template.replace(/\{line\}/,(parseInt(e.line,10)||0)+(i-1)).replace(/\{class\}/,classname).replace(/\{content\}/,e.extract[i]))}};if(e.extract){errorline(e,0,"");errorline(e,1,"line");errorline(e,2,"");content+="on line "+e.line+", column "+(e.column+1)+":\n"+errors.join("\n")}else if(e.stack){content+=e.stack}log(content,logLevel.errors)}function createCSS(styles,sheet,lastModified){var href=sheet.href||"";var id="less:"+(sheet.title||extractId(href));var oldCss=document.getElementById(id);var keepOldCss=false;var css=document.createElement("style");css.setAttribute("type","text/css");if(sheet.media){css.setAttribute("media",sheet.media)}css.id=id;if(css.styleSheet){try{css.styleSheet.cssText=styles}catch(e){throw new Error("Couldn't reassign styleSheet.cssText.")}}else{css.appendChild(document.createTextNode(styles));keepOldCss=oldCss!==null&&oldCss.childNodes.length>0&&css.childNodes.length>0&&oldCss.firstChild.nodeValue===css.firstChild.nodeValue}var head=document.getElementsByTagName("head")[0];if(oldCss===null||keepOldCss===false){var nextEl=sheet&&sheet.nextSibling||null;if(nextEl){nextEl.parentNode.insertBefore(css,nextEl)}else{head.appendChild(css)}}if(oldCss&&keepOldCss===false){oldCss.parentNode.removeChild(oldCss)}if(lastModified&&cache){log("saving "+href+" to 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