import{a as j,b as H,c as V}from"./chunk-3OLHRZ2P.js";import{a as me,d as pe}from"./chunk-D5XKRYC7.js";import{a as fe,b,c as K}from"./chunk-PYXABXFS.js";import{a as h,c as B,f as O}from"./chunk-RAVHNKJU.js";import{F as se,Ia as U,K as v,Ka as ce,M as ne,Na as de,O as re,Oa as ue,X as T,Xc as _e,Y as oe,_ as M,a as X,aa as ae,c as q,f as d,fa as u,g as J,ga as C,ia as l,ka as a,lb as m,q as ee,qb as le,ta as _,u as E,v as te,xa as x,y as ie,ya as P,yb as he,zb as N}from"./chunk-AQ27DSQO.js";import{a as S}from"./chunk-EQDQRRRY.js";var ge=new l("cdk-input-modality-detector-options"),be={ignoreKeys:[18,17,224,91,16]},Ae=650,W={passive:!0,capture:!0},Ee=(()=>{class s{_platform=a(h);_listenerCleanups;modalityDetected;modalityChanged;get mostRecentModality(){return this._modality.value}_mostRecentTarget=null;_modality=new J(null);_options;_lastTouchMs=0;_onKeydown=e=>{this._options?.ignoreKeys?.some(t=>t===e.keyCode)||(this._modality.next("keyboard"),this._mostRecentTarget=b(e))};_onMousedown=e=>{Date.now()-this._lastTouchMs<Ae||(this._modality.next(j(e)?"keyboard":"mouse"),this._mostRecentTarget=b(e))};_onTouchstart=e=>{if(H(e)){this._modality.next("keyboard");return}this._lastTouchMs=Date.now(),this._modality.next("touch"),this._mostRecentTarget=b(e)};constructor(){let e=a(m),t=a(_),i=a(ge,{optional:!0});if(this._options=S(S({},be),i),this.modalityDetected=this._modality.pipe(T(1)),this.modalityChanged=this.modalityDetected.pipe(re()),this._platform.isBrowser){let r=a(le).createRenderer(null,null);this._listenerCleanups=e.runOutsideAngular(()=>[r.listen(t,"keydown",this._onKeydown,W),r.listen(t,"mousedown",this._onMousedown,W),r.listen(t,"touchstart",this._onTouchstart,W)])}}ngOnDestroy(){this._modality.complete(),this._listenerCleanups?.forEach(e=>e())}static \u0275fac=function(t){return new(t||s)};static \u0275prov=u({token:s,factory:s.\u0275fac,providedIn:"root"})}return s})(),I=(function(s){return s[s.IMMEDIATE=0]="IMMEDIATE",s[s.EVENTUAL=1]="EVENTUAL",s})(I||{}),Ie=new l("cdk-focus-monitor-default-options"),w=me({passive:!0,capture:!0}),Ue=(()=>{class s{_ngZone=a(m);_platform=a(h);_inputModalityDetector=a(Ee);_origin=null;_lastFocusOrigin;_windowFocused=!1;_windowFocusTimeoutId;_originTimeoutId;_originFromTouchInteraction=!1;_elementInfo=new Map;_monitoredElementCount=0;_rootNodeFocusListenerCount=new Map;_detectionMode;_windowFocusListener=()=>{this._windowFocused=!0,this._windowFocusTimeoutId=setTimeout(()=>this._windowFocused=!1)};_document=a(_);_stopInputModalityDetector=new d;constructor(){let e=a(Ie,{optional:!0});this._detectionMode=e?.detectionMode||I.IMMEDIATE}_rootNodeFocusAndBlurListener=e=>{let t=b(e);for(let i=t;i;i=i.parentElement)e.type==="focus"?this._onFocus(e,i):this._onBlur(e,i)};monitor(e,t=!1){let i=O(e);if(!this._platform.isBrowser||i.nodeType!==1)return ee();let r=fe(i)||this._document,o=this._elementInfo.get(i);if(o)return t&&(o.checkChildren=!0),o.subject;let c={checkChildren:t,subject:new d,rootNode:r};return this._elementInfo.set(i,c),this._registerGlobalListeners(c),c.subject}stopMonitoring(e){let t=O(e),i=this._elementInfo.get(t);i&&(i.subject.complete(),this._setClasses(t),this._elementInfo.delete(t),this._removeGlobalListeners(i))}focusVia(e,t,i){let r=O(e),o=this._document.activeElement;r===o?this._getClosestElementsInfo(r).forEach(([c,g])=>this._originChanged(c,t,g)):(this._setOrigin(t),typeof r.focus=="function"&&r.focus(i))}ngOnDestroy(){this._elementInfo.forEach((e,t)=>this.stopMonitoring(t))}_getWindow(){return this._document.defaultView||window}_getFocusOrigin(e){return this._origin?this._originFromTouchInteraction?this._shouldBeAttributedToTouch(e)?"touch":"program":this._origin:this._windowFocused&&this._lastFocusOrigin?this._lastFocusOrigin:e&&this._isLastInteractionFromInputLabel(e)?"mouse":"program"}_shouldBeAttributedToTouch(e){return this._detectionMode===I.EVENTUAL||!!e?.contains(this._inputModalityDetector._mostRecentTarget)}_setClasses(e,t){e.classList.toggle("cdk-focused",!!t),e.classList.toggle("cdk-touch-focused",t==="touch"),e.classList.toggle("cdk-keyboard-focused",t==="keyboard"),e.classList.toggle("cdk-mouse-focused",t==="mouse"),e.classList.toggle("cdk-program-focused",t==="program")}_setOrigin(e,t=!1){this._ngZone.runOutsideAngular(()=>{if(this._origin=e,this._originFromTouchInteraction=e==="touch"&&t,this._detectionMode===I.IMMEDIATE){clearTimeout(this._originTimeoutId);let i=this._originFromTouchInteraction?Ae:1;this._originTimeoutId=setTimeout(()=>this._origin=null,i)}})}_onFocus(e,t){let i=this._elementInfo.get(t),r=b(e);!i||!i.checkChildren&&t!==r||this._originChanged(t,this._getFocusOrigin(r),i)}_onBlur(e,t){let i=this._elementInfo.get(t);!i||i.checkChildren&&e.relatedTarget instanceof Node&&t.contains(e.relatedTarget)||(this._setClasses(t),this._emitOrigin(i,null))}_emitOrigin(e,t){e.subject.observers.length&&this._ngZone.run(()=>e.subject.next(t))}_registerGlobalListeners(e){if(!this._platform.isBrowser)return;let t=e.rootNode,i=this._rootNodeFocusListenerCount.get(t)||0;i||this._ngZone.runOutsideAngular(()=>{t.addEventListener("focus",this._rootNodeFocusAndBlurListener,w),t.addEventListener("blur",this._rootNodeFocusAndBlurListener,w)}),this._rootNodeFocusListenerCount.set(t,i+1),++this._monitoredElementCount===1&&(this._ngZone.runOutsideAngular(()=>{this._getWindow().addEventListener("focus",this._windowFocusListener)}),this._inputModalityDetector.modalityDetected.pipe(M(this._stopInputModalityDetector)).subscribe(r=>{this._setOrigin(r,!0)}))}_removeGlobalListeners(e){let t=e.rootNode;if(this._rootNodeFocusListenerCount.has(t)){let i=this._rootNodeFocusListenerCount.get(t);i>1?this._rootNodeFocusListenerCount.set(t,i-1):(t.removeEventListener("focus",this._rootNodeFocusAndBlurListener,w),t.removeEventListener("blur",this._rootNodeFocusAndBlurListener,w),this._rootNodeFocusListenerCount.delete(t))}--this._monitoredElementCount||(this._getWindow().removeEventListener("focus",this._windowFocusListener),this._stopInputModalityDetector.next(),clearTimeout(this._windowFocusTimeoutId),clearTimeout(this._originTimeoutId))}_originChanged(e,t,i){this._setClasses(e,t),this._emitOrigin(i,t),this._lastFocusOrigin=t}_getClosestElementsInfo(e){let t=[];return this._elementInfo.forEach((i,r)=>{(r===e||i.checkChildren&&r.contains(e))&&t.push([r,i])}),t}_isLastInteractionFromInputLabel(e){let{_mostRecentTarget:t,mostRecentModality:i}=this._inputModalityDetector;if(i!=="mouse"||!t||t===e||e.nodeName!=="INPUT"&&e.nodeName!=="TEXTAREA"||e.disabled)return!1;let r=e.labels;if(r){for(let o=0;o<r.length;o++)if(r[o].contains(t))return!0}return!1}static \u0275fac=function(t){return new(t||s)};static \u0275prov=u({token:s,factory:s.\u0275fac,providedIn:"root"})}return s})();var ye=(()=>{class s{static \u0275fac=function(t){return new(t||s)};static \u0275cmp=he({type:s,selectors:[["ng-component"]],exportAs:["cdkVisuallyHidden"],decls:0,vars:0,template:function(t,i){},styles:[`.cdk-visually-hidden{border:0;clip:rect(0 0 0 0);height:1px;margin:-1px;overflow:hidden;padding:0;position:absolute;width:1px;white-space:nowrap;outline:0;-webkit-appearance:none;-moz-appearance:none;left:0}[dir=rtl] .cdk-visually-hidden{left:auto;right:0}
`],encapsulation:2,changeDetection:0})}return s})();var ve=new Set,p,L=(()=>{class s{_platform=a(h);_nonce=a(ue,{optional:!0});_matchMedia;constructor(){this._matchMedia=this._platform.isBrowser&&window.matchMedia?window.matchMedia.bind(window):Ke}matchMedia(e){return(this._platform.WEBKIT||this._platform.BLINK)&&Be(e,this._nonce),this._matchMedia(e)}static \u0275fac=function(t){return new(t||s)};static \u0275prov=u({token:s,factory:s.\u0275fac,providedIn:"root"})}return s})();function Be(s,n){if(!ve.has(s))try{p||(p=document.createElement("style"),n&&p.setAttribute("nonce",n),p.setAttribute("type","text/css"),document.head.appendChild(p)),p.sheet&&(p.sheet.insertRule(`@media ${s} {body{ }}`,0),ve.add(s))}catch(e){console.error(e)}}function Ke(s){return{matches:s==="all"||s==="",media:s,addListener:()=>{},removeListener:()=>{}}}var G=(()=>{class s{_mediaMatcher=a(L);_zone=a(m);_queries=new Map;_destroySubject=new d;constructor(){}ngOnDestroy(){this._destroySubject.next(),this._destroySubject.complete()}isMatched(e){return Te(K(e)).some(i=>this._registerQuery(i).mql.matches)}observe(e){let i=Te(K(e)).map(o=>this._registerQuery(o).observable),r=te(i);return r=ie(r.pipe(ne(1)),r.pipe(T(1),v(0))),r.pipe(E(o=>{let c={matches:!1,breakpoints:{}};return o.forEach(({matches:g,query:Se})=>{c.matches=c.matches||g,c.breakpoints[Se]=g}),c}))}_registerQuery(e){if(this._queries.has(e))return this._queries.get(e);let t=this._mediaMatcher.matchMedia(e),r={observable:new q(o=>{let c=g=>this._zone.run(()=>o.next(g));return t.addListener(c),()=>{t.removeListener(c)}}).pipe(oe(t),E(({matches:o})=>({query:e,matches:o})),M(this._destroySubject)),mql:t};return this._queries.set(e,r),r}static \u0275fac=function(t){return new(t||s)};static \u0275prov=u({token:s,factory:s.\u0275fac,providedIn:"root"})}return s})();function Te(s){return s.map(n=>n.split(",")).reduce((n,e)=>n.concat(e)).map(n=>n.trim())}var Ne=new l("liveAnnouncerElement",{providedIn:"root",factory:Oe});function Oe(){return null}var we=new l("LIVE_ANNOUNCER_DEFAULT_OPTIONS"),He=0,Ve=(()=>{class s{_ngZone=a(m);_defaultOptions=a(we,{optional:!0});_liveElement;_document=a(_);_previousTimeout;_currentPromise;_currentResolve;constructor(){let e=a(Ne,{optional:!0});this._liveElement=e||this._createLiveElement()}announce(e,...t){let i=this._defaultOptions,r,o;return t.length===1&&typeof t[0]=="number"?o=t[0]:[r,o]=t,this.clear(),clearTimeout(this._previousTimeout),r||(r=i&&i.politeness?i.politeness:"polite"),o==null&&i&&(o=i.duration),this._liveElement.setAttribute("aria-live",r),this._liveElement.id&&this._exposeAnnouncerToModals(this._liveElement.id),this._ngZone.runOutsideAngular(()=>(this._currentPromise||(this._currentPromise=new Promise(c=>this._currentResolve=c)),clearTimeout(this._previousTimeout),this._previousTimeout=setTimeout(()=>{this._liveElement.textContent=e,typeof o=="number"&&(this._previousTimeout=setTimeout(()=>this.clear(),o)),this._currentResolve?.(),this._currentPromise=this._currentResolve=void 0},100),this._currentPromise))}clear(){this._liveElement&&(this._liveElement.textContent="")}ngOnDestroy(){clearTimeout(this._previousTimeout),this._liveElement?.remove(),this._liveElement=null,this._currentResolve?.(),this._currentPromise=this._currentResolve=void 0}_createLiveElement(){let e="cdk-live-announcer-element",t=this._document.getElementsByClassName(e),i=this._document.createElement("div");for(let r=0;r<t.length;r++)t[r].remove();return i.classList.add(e),i.classList.add("cdk-visually-hidden"),i.setAttribute("aria-atomic","true"),i.setAttribute("aria-live","polite"),i.id=`cdk-live-announcer-${He++}`,this._document.body.appendChild(i),i}_exposeAnnouncerToModals(e){let t=this._document.querySelectorAll('body > .cdk-overlay-container [aria-modal="true"]');for(let i=0;i<t.length;i++){let r=t[i],o=r.getAttribute("aria-owns");o?o.indexOf(e)===-1&&r.setAttribute("aria-owns",o+" "+e):r.setAttribute("aria-owns",e)}}static \u0275fac=function(t){return new(t||s)};static \u0275prov=u({token:s,factory:s.\u0275fac,providedIn:"root"})}return s})();var f=(function(s){return s[s.NONE=0]="NONE",s[s.BLACK_ON_WHITE=1]="BLACK_ON_WHITE",s[s.WHITE_ON_BLACK=2]="WHITE_ON_BLACK",s})(f||{}),Me="cdk-high-contrast-black-on-white",Ce="cdk-high-contrast-white-on-black",Z="cdk-high-contrast-active",F=(()=>{class s{_platform=a(h);_hasCheckedHighContrastMode;_document=a(_);_breakpointSubscription;constructor(){this._breakpointSubscription=a(G).observe("(forced-colors: active)").subscribe(()=>{this._hasCheckedHighContrastMode&&(this._hasCheckedHighContrastMode=!1,this._applyBodyHighContrastModeCssClasses())})}getHighContrastMode(){if(!this._platform.isBrowser)return f.NONE;let e=this._document.createElement("div");e.style.backgroundColor="rgb(1,2,3)",e.style.position="absolute",this._document.body.appendChild(e);let t=this._document.defaultView||window,i=t&&t.getComputedStyle?t.getComputedStyle(e):null,r=(i&&i.backgroundColor||"").replace(/ /g,"");switch(e.remove(),r){case"rgb(0,0,0)":case"rgb(45,50,54)":case"rgb(32,32,32)":return f.WHITE_ON_BLACK;case"rgb(255,255,255)":case"rgb(255,250,239)":return f.BLACK_ON_WHITE}return f.NONE}ngOnDestroy(){this._breakpointSubscription.unsubscribe()}_applyBodyHighContrastModeCssClasses(){if(!this._hasCheckedHighContrastMode&&this._platform.isBrowser&&this._document.body){let e=this._document.body.classList;e.remove(Z,Me,Ce),this._hasCheckedHighContrastMode=!0;let t=this.getHighContrastMode();t===f.BLACK_ON_WHITE?e.add(Z,Me):t===f.WHITE_ON_BLACK&&e.add(Z,Ce)}}static \u0275fac=function(t){return new(t||s)};static \u0275prov=u({token:s,factory:s.\u0275fac,providedIn:"root"})}return s})(),We=(()=>{class s{constructor(){a(F)._applyBodyHighContrastModeCssClasses()}static \u0275fac=function(t){return new(t||s)};static \u0275mod=N({type:s});static \u0275inj=C({imports:[pe]})}return s})();function Le(s,...n){return n.length?n.some(e=>s[e]):s.altKey||s.shiftKey||s.ctrlKey||s.metaKey}var Ge=200,D=class{_letterKeyStream=new d;_items=[];_selectedItemIndex=-1;_pressedLetters=[];_skipPredicateFn;_selectedItem=new d;selectedItem=this._selectedItem;constructor(n,e){let t=typeof e?.debounceInterval=="number"?e.debounceInterval:Ge;e?.skipPredicate&&(this._skipPredicateFn=e.skipPredicate),this.setItems(n),this._setupKeyHandler(t)}destroy(){this._pressedLetters=[],this._letterKeyStream.complete(),this._selectedItem.complete()}setCurrentSelectedItemIndex(n){this._selectedItemIndex=n}setItems(n){this._items=n}handleKey(n){let e=n.keyCode;n.key&&n.key.length===1?this._letterKeyStream.next(n.key.toLocaleUpperCase()):(e>=65&&e<=90||e>=48&&e<=57)&&this._letterKeyStream.next(String.fromCharCode(e))}isTyping(){return this._pressedLetters.length>0}reset(){this._pressedLetters=[]}_setupKeyHandler(n){this._letterKeyStream.pipe(ae(e=>this._pressedLetters.push(e)),v(n),se(()=>this._pressedLetters.length>0),E(()=>this._pressedLetters.join("").toLocaleUpperCase())).subscribe(e=>{for(let t=1;t<this._items.length+1;t++){let i=(this._selectedItemIndex+t)%this._items.length,r=this._items[i];if(!this._skipPredicateFn?.(r)&&r.getLabel?.().toLocaleUpperCase().trim().indexOf(e)===0){this._selectedItem.next(r);break}}this._pressedLetters=[]})}};var A=class{_items;_activeItemIndex=P(-1);_activeItem=P(null);_wrap=!1;_typeaheadSubscription=X.EMPTY;_itemChangesSubscription;_vertical=!0;_horizontal;_allowedModifierKeys=[];_homeAndEnd=!1;_pageUpAndDown={enabled:!1,delta:10};_effectRef;_typeahead;_skipPredicateFn=n=>n.disabled;constructor(n,e){this._items=n,n instanceof U?this._itemChangesSubscription=n.changes.subscribe(t=>this._itemsChanged(t.toArray())):x(n)&&(this._effectRef=_e(()=>this._itemsChanged(n()),{injector:e}))}tabOut=new d;change=new d;skipPredicate(n){return this._skipPredicateFn=n,this}withWrap(n=!0){return this._wrap=n,this}withVerticalOrientation(n=!0){return this._vertical=n,this}withHorizontalOrientation(n){return this._horizontal=n,this}withAllowedModifierKeys(n){return this._allowedModifierKeys=n,this}withTypeAhead(n=200){this._typeaheadSubscription.unsubscribe();let e=this._getItemsArray();return this._typeahead=new D(e,{debounceInterval:typeof n=="number"?n:void 0,skipPredicate:t=>this._skipPredicateFn(t)}),this._typeaheadSubscription=this._typeahead.selectedItem.subscribe(t=>{this.setActiveItem(t)}),this}cancelTypeahead(){return this._typeahead?.reset(),this}withHomeAndEnd(n=!0){return this._homeAndEnd=n,this}withPageUpDown(n=!0,e=10){return this._pageUpAndDown={enabled:n,delta:e},this}setActiveItem(n){let e=this._activeItem();this.updateActiveItem(n),this._activeItem()!==e&&this.change.next(this._activeItemIndex())}onKeydown(n){let e=n.keyCode,i=["altKey","ctrlKey","metaKey","shiftKey"].every(r=>!n[r]||this._allowedModifierKeys.indexOf(r)>-1);switch(e){case 9:this.tabOut.next();return;case 40:if(this._vertical&&i){this.setNextItemActive();break}else return;case 38:if(this._vertical&&i){this.setPreviousItemActive();break}else return;case 39:if(this._horizontal&&i){this._horizontal==="rtl"?this.setPreviousItemActive():this.setNextItemActive();break}else return;case 37:if(this._horizontal&&i){this._horizontal==="rtl"?this.setNextItemActive():this.setPreviousItemActive();break}else return;case 36:if(this._homeAndEnd&&i){this.setFirstItemActive();break}else return;case 35:if(this._homeAndEnd&&i){this.setLastItemActive();break}else return;case 33:if(this._pageUpAndDown.enabled&&i){let r=this._activeItemIndex()-this._pageUpAndDown.delta;this._setActiveItemByIndex(r>0?r:0,1);break}else return;case 34:if(this._pageUpAndDown.enabled&&i){let r=this._activeItemIndex()+this._pageUpAndDown.delta,o=this._getItemsArray().length;this._setActiveItemByIndex(r<o?r:o-1,-1);break}else return;default:(i||Le(n,"shiftKey"))&&this._typeahead?.handleKey(n);return}this._typeahead?.reset(),n.preventDefault()}get activeItemIndex(){return this._activeItemIndex()}get activeItem(){return 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t=1;t<=e.length;t++){let i=(this._activeItemIndex()+n*t+e.length)%e.length,r=e[i];if(!this._skipPredicateFn(r)){this.setActiveItem(i);return}}}_setActiveInDefaultMode(n){this._setActiveItemByIndex(this._activeItemIndex()+n,n)}_setActiveItemByIndex(n,e){let t=this._getItemsArray();if(t[n]){for(;this._skipPredicateFn(t[n]);)if(n+=e,!t[n])return;this.setActiveItem(n)}}_getItemsArray(){return x(this._items)?this._items():this._items instanceof U?this._items.toArray():this._items}_itemsChanged(n){this._typeahead?.setItems(n);let e=this._activeItem();if(e){let t=n.indexOf(e);t>-1&&t!==this._activeItemIndex()&&(this._activeItemIndex.set(t),this._typeahead?.setCurrentSelectedItemIndex(t))}}};var Y=class extends A{setActiveItem(n){this.activeItem&&this.activeItem.setInactiveStyles(),super.setActiveItem(n),this.activeItem&&this.activeItem.setActiveStyles()}};var $=class extends A{_origin="program";setFocusOrigin(n){return this._origin=n,this}setActiveItem(n){super.setActiveItem(n),this.activeItem&&this.activeItem.focus(this._origin)}};var De=" ";function Ze(s,n,e){let t=R(s,n);e=e.trim(),!t.some(i=>i.trim()===e)&&(t.push(e),s.setAttribute(n,t.join(De)))}function Ye(s,n,e){let t=R(s,n);e=e.trim();let i=t.filter(r=>r!==e);i.length?s.setAttribute(n,i.join(De)):s.removeAttribute(n)}function R(s,n){return s.getAttribute(n)?.match(/\S+/g)??[]}var ke="cdk-describedby-message",k="cdk-describedby-host",Q=0,Ei=(()=>{class s{_platform=a(h);_document=a(_);_messageRegistry=new Map;_messagesContainer=null;_id=`${Q++}`;constructor(){a(V).load(ye),this._id=a(ce)+"-"+Q++}describe(e,t,i){if(!this._canBeDescribed(e,t))return;let r=z(t,i);typeof t!="string"?(Fe(t,this._id),this._messageRegistry.set(r,{messageElement:t,referenceCount:0})):this._messageRegistry.has(r)||this._createMessageElement(t,i),this._isElementDescribedByMessage(e,r)||this._addMessageReference(e,r)}removeDescription(e,t,i){if(!t||!this._isElementNode(e))return;let r=z(t,i);if(this._isElementDescribedByMessage(e,r)&&this._removeMessageReference(e,r),typeof t=="string"){let o=this._messageRegistry.get(r);o&&o.referenceCount===0&&this._deleteMessageElement(r)}this._messagesContainer?.childNodes.length===0&&(this._messagesContainer.remove(),this._messagesContainer=null)}ngOnDestroy(){let e=this._document.querySelectorAll(`[${k}="${this._id}"]`);for(let t=0;t<e.length;t++)this._removeCdkDescribedByReferenceIds(e[t]),e[t].removeAttribute(k);this._messagesContainer?.remove(),this._messagesContainer=null,this._messageRegistry.clear()}_createMessageElement(e,t){let i=this._document.createElement("div");Fe(i,this._id),i.textContent=e,t&&i.setAttribute("role",t),this._createMessagesContainer(),this._messagesContainer.appendChild(i),this._messageRegistry.set(z(e,t),{messageElement:i,referenceCount:0})}_deleteMessageElement(e){this._messageRegistry.get(e)?.messageElement?.remove(),this._messageRegistry.delete(e)}_createMessagesContainer(){if(this._messagesContainer)return;let e="cdk-describedby-message-container",t=this._document.querySelectorAll(`.${e}[platform="server"]`);for(let r=0;r<t.length;r++)t[r].remove();let i=this._document.createElement("div");i.style.visibility="hidden",i.classList.add(e),i.classList.add("cdk-visually-hidden"),this._platform.isBrowser||i.setAttribute("platform","server"),this._document.body.appendChild(i),this._messagesContainer=i}_removeCdkDescribedByReferenceIds(e){let t=R(e,"aria-describedby").filter(i=>i.indexOf(ke)!=0);e.setAttribute("aria-describedby",t.join(" "))}_addMessageReference(e,t){let 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