diff --git a/apps/web/src/lib/components/call/CallControls.svelte b/apps/web/src/lib/components/call/CallControls.svelte
index b564be5..120a87b 100644
--- a/apps/web/src/lib/components/call/CallControls.svelte
+++ b/apps/web/src/lib/components/call/CallControls.svelte
@@ -1,5 +1,5 @@
 <script lang="ts">
-	import { Mic, MicOff, Video, VideoOff, Record, Square, Settings, PhoneOff, Circle } from 'lucide-svelte';
+	import { Mic, MicOff, Video, VideoOff, Radio, Square, Settings, PhoneOff, Circle } from 'lucide-svelte';
 
 	interface Props {
 		audioHabilitado: boolean;
@@ -101,7 +101,7 @@
 				{#if gravando}
 					<Square class="h-4 w-4" />
 				{:else}
-					<Record class="h-4 w-4" />
+					<Radio class="h-4 w-4 fill-current" />
 				{/if}
 			</button>
 		{/if}
@@ -130,3 +130,4 @@
 	</div>
 </div>
 
+
diff --git a/apps/web/src/lib/components/call/CallWindow.svelte b/apps/web/src/lib/components/call/CallWindow.svelte
index 8997d0e..505b268 100644
--- a/apps/web/src/lib/components/call/CallWindow.svelte
+++ b/apps/web/src/lib/components/call/CallWindow.svelte
@@ -6,8 +6,70 @@
 	import type { Id } from '@sgse-app/backend/convex/_generated/dataModel';
 	import { X, GripVertical, GripHorizontal } from 'lucide-svelte';
 	
+	// Tipos para Jitsi (evitando 'any')
+	interface JitsiConnection {
+		connect(): void;
+		disconnect(): void;
+		addEventListener(event: string, handler: (data?: unknown) => void): void;
+		initJitsiConference(roomName: string, options: Record<string, unknown>): JitsiConference;
+	}
+
+	interface JitsiConference {
+		join(): void;
+		leave(): void;
+		on(event: string, handler: (...args: unknown[]) => void): void;
+		removeEventListener(event: string, handler: (...args: unknown[]) => void): void;
+		muteAudio(): void;
+		unmuteAudio(): void;
+		muteVideo(): void;
+		unmuteVideo(): void;
+		getParticipants(): Map<string, unknown>;
+		getLocalTracks(): JitsiTrack[];
+		setDisplayName(name: string): void;
+	}
+
+	interface JitsiTrack {
+		getType(): 'audio' | 'video';
+		isMuted(): boolean;
+		mute(): Promise<void>;
+		unmute(): Promise<void>;
+		attach(element: HTMLElement): void;
+		detach(element: HTMLElement): void;
+		dispose(): Promise<void>;
+		getParticipantId(): string;
+		track: MediaStreamTrack;
+	}
+
+	interface JitsiMeetJSLib {
+		JitsiConnection: new (appId: string | null, token: string | null, options: Record<string, unknown>) => JitsiConnection;
+		constants: {
+			events: {
+				connection: {
+					CONNECTION_ESTABLISHED: string;
+					CONNECTION_FAILED: string;
+					CONNECTION_DISCONNECTED: string;
+				};
+				conference: {
+					USER_JOINED: string;
+					USER_LEFT: string;
+					TRACK_ADDED: string;
+					TRACK_REMOVED: string;
+					TRACK_MUTE_CHANGED: string;
+					CONFERENCE_JOINED: string;
+					CONFERENCE_LEFT: string;
+				};
+			};
+			logLevels: {
+				ERROR: number;
+			};
+		};
+		init(options: Record<string, unknown>): void;
+		setLogLevel(level: number): void;
+		createLocalTracks(options: Record<string, unknown>): Promise<JitsiTrack[]>;
+	}
+	
 	// Importação dinâmica do Jitsi apenas no cliente
-	let JitsiMeetJS: any = $state(null);
+	let JitsiMeetJS: JitsiMeetJSLib | null = $state(null);
 	
 	import CallControls from './CallControls.svelte';
 	import CallSettings from './CallSettings.svelte';
@@ -28,10 +90,11 @@
 		atualizarDispositivos,
 		setJitsiApi,
 		setStreamLocal,
-		finalizarChamada as finalizarChamadaStore
+		finalizarChamada as finalizarChamadaStore,
+		inicializarChamada
 	} from '$lib/stores/callStore';
 	
-	import { obterConfiguracaoJitsi, gerarRoomName, obterUrlSala } from '$lib/utils/jitsi';
+	import { obterConfiguracaoJitsi } from '$lib/utils/jitsi';
 	import { GravadorMedia, gerarNomeArquivo, salvarGravacao } from '$lib/utils/mediaRecorder';
 	import {
 		criarDragHandler,
@@ -73,12 +136,13 @@
 	let duracaoTimer: ReturnType<typeof setInterval> | null = $state(null);
 	let gravador: GravadorMedia | null = $state(null);
 	
-	let jitsiConnection: any = $state(null);
-	let jitsiConference: any = $state(null);
+	let jitsiConnection: JitsiConnection | null = $state(null);
+	let jitsiConference: JitsiConference | null = $state(null);
 
 	// Queries
 	const chamadaQuery = useQuery(api.chamadas.obterChamada, { chamadaId });
 	const chamada = $derived(chamadaQuery?.data);
+	const meuPerfil = useQuery(api.auth.getCurrentUser, {});
 
 	// Estado derivado do store
 	const estadoChamada = $derived(get(callState));
@@ -92,13 +156,41 @@
 		
 		try {
 			const module = await import('lib-jitsi-meet');
-			JitsiMeetJS = module.default;
+			JitsiMeetJS = module.default as unknown as JitsiMeetJSLib;
+			
+			// Inicializar Jitsi
+			JitsiMeetJS.init({
+				disableAudioLevels: true,
+				disableSimulcast: false,
+				enableWindowOnErrorHandler: true
+			});
+			
+			JitsiMeetJS.setLogLevel(JitsiMeetJS.constants.logLevels.ERROR);
 		} catch (error) {
 			console.error('Erro ao carregar lib-jitsi-meet:', error);
 			alert('Erro ao carregar biblioteca de vídeo');
 		}
 	}
 
+	// Inicializar store
+	function inicializarStore(): void {
+		if (chamada && meuPerfil?.data) {
+			inicializarChamada(
+				chamadaId,
+				conversaId,
+				tipo,
+				roomName,
+				ehAnfitriao,
+				chamada.participantes.map(pId => ({
+					usuarioId: pId,
+					nome: 'Participante', // Será atualizado depois
+					audioHabilitado: true,
+					videoHabilitado: tipo === 'video'
+				}))
+			);
+		}
+	}
+
 	// Inicializar Jitsi
 	async function inicializarJitsi(): Promise<void> {
 		if (!browser || !JitsiMeetJS) {
@@ -112,7 +204,7 @@
 		
 		try {
 			const config = configJitsi();
-			const options: any = {
+			const options: Record<string, unknown> = {
 				hosts: {
 					domain: config.domain,
 					muc: `conference.${config.domain}`
@@ -123,9 +215,10 @@
 
 			const connection = new JitsiMeetJS.JitsiConnection(null, null, options);
 			jitsiConnection = connection;
+			setJitsiApi(connection);
 
 			// Eventos de conexão
-			connection.addEventListener(JitsiMeetJS.events.connection.CONNECTION_ESTABLISHED, () => {
+			connection.addEventListener(JitsiMeetJS.constants.events.connection.CONNECTION_ESTABLISHED, () => {
 				console.log('✅ Conexão estabelecida');
 				atualizarStatusConexao(true);
 				
@@ -133,13 +226,15 @@
 				client.mutation(api.chamadas.iniciarChamada, { chamadaId });
 
 				// Criar conferência
-				const conferenceOptions: any = {
-					startAudioMuted: !estadoChamada.audioHabilitado,
-					startVideoMuted: !estadoChamada.videoHabilitado
+				const estadoAtual = get(callState);
+				const conferenceOptions: Record<string, unknown> = {
+					startAudioMuted: !estadoAtual.audioHabilitado,
+					startVideoMuted: !estadoAtual.videoHabilitado
 				};
 
 				const conference = connection.initJitsiConference(roomName, conferenceOptions);
 				jitsiConference = conference;
+				setJitsiApi(conference);
 
 				// Eventos da conferência
 				configurarEventosConferencia(conference);
@@ -148,13 +243,13 @@
 				conference.join();
 			});
 
-			connection.addEventListener(JitsiMeetJS.events.connection.CONNECTION_FAILED, (error) => {
+			connection.addEventListener(JitsiMeetJS.constants.events.connection.CONNECTION_FAILED, (error: unknown) => {
 				console.error('❌ Falha na conexão:', error);
 				atualizarStatusConexao(false);
 				alert('Erro ao conectar com o servidor de vídeo');
 			});
 
-			connection.addEventListener(JitsiMeetJS.events.connection.CONNECTION_DISCONNECTED, () => {
+			connection.addEventListener(JitsiMeetJS.constants.events.connection.CONNECTION_DISCONNECTED, () => {
 				console.log('🔌 Conexão desconectada');
 				atualizarStatusConexao(false);
 			});
@@ -169,62 +264,64 @@
 
 	// Configurar eventos da conferência
 	function configurarEventosConferencia(
-		conference: any
+		conference: JitsiConference
 	): void {
 		if (!JitsiMeetJS) return;
 		
 		// Participante entrou
-		conference.on(JitsiMeetJS.events.conference.USER_JOINED, (id: string, user: any) => {
+		conference.on(JitsiMeetJS.constants.events.conference.USER_JOINED, (id: unknown, user: unknown) => {
 			console.log('👤 Participante entrou:', id, user);
 			// Atualizar lista de participantes
 			atualizarListaParticipantes();
 		});
 
 		// Participante saiu
-		conference.on(JitsiMeetJS.events.conference.USER_LEFT, (id: string) => {
+		conference.on(JitsiMeetJS.constants.events.conference.USER_LEFT, (id: unknown) => {
 			console.log('👋 Participante saiu:', id);
 			atualizarListaParticipantes();
 		});
 
 		// Áudio mutado/desmutado
-		conference.on(JitsiMeetJS.events.conference.TRACK_MUTE_CHANGED, (track: any) => {
-			console.log('🎤 Mute mudou:', track);
-			if (track.getType() === 'audio') {
-				const participanteId = track.getParticipantId();
-				const isMuted = track.isMuted();
+		conference.on(JitsiMeetJS.constants.events.conference.TRACK_MUTE_CHANGED, (track: unknown) => {
+			const jitsiTrack = track as JitsiTrack;
+			console.log('🎤 Mute mudou:', jitsiTrack);
+			if (jitsiTrack.getType() === 'audio') {
 				// Atualizar estado do participante
 				atualizarListaParticipantes();
 			}
 		});
 
 		// Vídeo mutado/desmutado
-		conference.on(JitsiMeetJS.events.conference.TRACK_MUTE_CHANGED, (track: any) => {
-			if (track.getType() === 'video') {
+		conference.on(JitsiMeetJS.constants.events.conference.TRACK_MUTE_CHANGED, (track: unknown) => {
+			const jitsiTrack = track as JitsiTrack;
+			if (jitsiTrack.getType() === 'video') {
 				atualizarListaParticipantes();
 			}
 		});
 
 		// Novo track remoto
 		conference.on(
-			JitsiMeetJS.events.conference.TRACK_ADDED,
-			(track: any) => {
-				console.log('📹 Track adicionado:', track);
-				adicionarTrackRemoto(track);
+			JitsiMeetJS.constants.events.conference.TRACK_ADDED,
+			(track: unknown) => {
+				const jitsiTrack = track as JitsiTrack;
+				console.log('📹 Track adicionado:', jitsiTrack);
+				adicionarTrackRemoto(jitsiTrack);
 			}
 		);
 
 		// Track removido
 		conference.on(
-			JitsiMeetJS.events.conference.TRACK_REMOVED,
-			(track: any) => {
-				console.log('📹 Track removido:', track);
-				removerTrackRemoto(track);
+			JitsiMeetJS.constants.events.conference.TRACK_REMOVED,
+			(track: unknown) => {
+				const jitsiTrack = track as JitsiTrack;
+				console.log('📹 Track removido:', jitsiTrack);
+				removerTrackRemoto(jitsiTrack);
 			}
 		);
 	}
 
 	// Adicionar track remoto ao container
-	function adicionarTrackRemoto(track: any): void {
+	function adicionarTrackRemoto(track: JitsiTrack): void {
 		if (!videoContainer || track.getType() !== 'video') return;
 
 		const participantId = track.getParticipantId();
@@ -241,7 +338,7 @@
 	}
 
 	// Remover track remoto do container
-	function removerTrackRemoto(track: any): void {
+	function removerTrackRemoto(track: JitsiTrack): void {
 		if (!videoContainer) return;
 		const participantId = track.getParticipantId();
 		const videoElement = document.getElementById(`remote-video-${participantId}`);
@@ -257,12 +354,15 @@
 		const participants = jitsiConference.getParticipants();
 		// Mapear participantes para o formato esperado
 		// Isso pode ser expandido para buscar informações do backend
-		const participantesAtualizados = participants.map((p: any) => ({
-			usuarioId: p.getId() as Id<'usuarios'>,
-			nome: p.getDisplayName() || 'Participante',
-			audioHabilitado: !p.isAudioMuted(),
-			videoHabilitado: !p.isVideoMuted()
-		}));
+		const participantesAtualizados = Array.from(participants.values()).map((p: unknown) => {
+			const participant = p as { getId(): string; getDisplayName(): string; isAudioMuted(): boolean; isVideoMuted(): boolean };
+			return {
+				usuarioId: participant.getId() as Id<'usuarios'>,
+				nome: participant.getDisplayName() || 'Participante',
+				audioHabilitado: !participant.isAudioMuted(),
+				videoHabilitado: !participant.isVideoMuted()
+			};
+		});
 
 		atualizarParticipantes(participantesAtualizados);
 	}
@@ -303,7 +403,7 @@
 
 			// Criar MediaStream com todos os tracks
 			const stream = new MediaStream();
-			localTracks.forEach((track: any) => {
+			localTracks.forEach((track: JitsiTrack) => {
 				stream.addTrack(track.track);
 			});
 
@@ -475,7 +575,10 @@
 	onMount(async () => {
 		if (!browser) return;
 		
-		// Carregar Jitsi primeiro
+		// Inicializar store primeiro
+		inicializarStore();
+		
+		// Carregar Jitsi
 		await carregarJitsi();
 		
 		// Configurar janela flutuante
diff --git a/apps/web/src/lib/components/call/HostControls.svelte b/apps/web/src/lib/components/call/HostControls.svelte
index 914243a..45c4504 100644
--- a/apps/web/src/lib/components/call/HostControls.svelte
+++ b/apps/web/src/lib/components/call/HostControls.svelte
@@ -110,3 +110,4 @@
 	</div>
 </div>
 
+
diff --git a/apps/web/src/lib/components/chat/ChatWindow.svelte b/apps/web/src/lib/components/chat/ChatWindow.svelte
index 3b6722c..a86155c 100644
--- a/apps/web/src/lib/components/chat/ChatWindow.svelte
+++ b/apps/web/src/lib/components/chat/ChatWindow.svelte
@@ -9,9 +9,9 @@
 	import UserAvatar from './UserAvatar.svelte';
 	import ScheduleMessageModal from './ScheduleMessageModal.svelte';
 	import SalaReuniaoManager from './SalaReuniaoManager.svelte';
+	import CallWindow from '../call/CallWindow.svelte';
 	import { getAvatarUrl } from '$lib/utils/avatarGenerator';
 	import { browser } from '$app/environment';
-	import { onMount } from 'svelte';
 	import {
 		Bell,
 		X,
@@ -40,19 +40,17 @@
 	let showAdminMenu = $state(false);
 	let showNotificacaoModal = $state(false);
 	let iniciandoChamada = $state(false);
+	let chamadaAtiva = $state<Id<'chamadas'> | null>(null);
 
-	// Importação dinâmica do CallWindow apenas no cliente
-	let CallWindowComponent: any = $state(null);
-
+	const chamadaAtivaQuery = useQuery(api.chamadas.obterChamadaAtiva, {
+		conversaId: conversaId as Id<'conversas'>
+	});
 	const chamadaAtual = $derived(chamadaAtivaQuery?.data);
 
 	const conversas = useQuery(api.chat.listarConversas, {});
 	const isAdmin = useQuery(api.chat.verificarSeEhAdmin, {
 		conversaId: conversaId as Id<'conversas'>
 	});
-	const chamadaAtivaQuery = useQuery(api.chamadas.obterChamadaAtiva, {
-		conversaId: conversaId as Id<'conversas'>
-	});
 
 	const conversa = $derived(() => {
 		console.log('🔍 [ChatWindow] Buscando conversa ID:', conversaId);
@@ -168,17 +166,6 @@
 		chamadaAtiva = null;
 	}
 
-	// Carregar CallWindow dinamicamente apenas no cliente
-	onMount(async () => {
-		if (browser && !CallWindowComponent) {
-			try {
-				const module = await import('../call/CallWindow.svelte');
-				CallWindowComponent = module.default;
-			} catch (error) {
-				console.error('Erro ao carregar CallWindow:', error);
-			}
-		}
-	});
 
 	// Verificar se usuário é anfitrião da chamada atual
 	const meuPerfil = useQuery(api.auth.getCurrentUser, {});
@@ -501,10 +488,9 @@
 {/if}
 
 <!-- Janela de Chamada -->
-{#if browser && chamadaAtiva && chamadaAtual && CallWindowComponent}
-	{@const Component = CallWindowComponent}
+{#if browser && chamadaAtiva && chamadaAtual}
 	<div class="pointer-events-none fixed inset-0 z-[9999]">
-		<Component
+		<CallWindow
 			chamadaId={chamadaAtiva}
 			conversaId={conversaId as Id<'conversas'>}
 			tipo={chamadaAtual.tipo}
diff --git a/apps/web/src/lib/utils/floatingWindow.ts b/apps/web/src/lib/utils/floatingWindow.ts
index 19a18ac..5f98fb9 100644
--- a/apps/web/src/lib/utils/floatingWindow.ts
+++ b/apps/web/src/lib/utils/floatingWindow.ts
@@ -16,12 +16,24 @@ export interface LimitesJanela {
 	maxHeight?: number;
 }
 
-const DEFAULT_LIMITS: LimitesJanela = {
-	minWidth: 400,
-	minHeight: 300,
-	maxWidth: window.innerWidth,
-	maxHeight: window.innerHeight
-};
+function getDefaultLimits(): LimitesJanela {
+	if (typeof window === 'undefined') {
+		return {
+			minWidth: 400,
+			minHeight: 300,
+			maxWidth: 1920,
+			maxHeight: 1080
+		};
+	}
+	return {
+		minWidth: 400,
+		minHeight: 300,
+		maxWidth: window.innerWidth,
+		maxHeight: window.innerHeight
+	};
+}
+
+const DEFAULT_LIMITS: LimitesJanela = getDefaultLimits();
 
 /**
  * Salvar posição da janela no localStorage
@@ -30,6 +42,9 @@ export function salvarPosicaoJanela(
 	id: string,
 	posicao: PosicaoJanela
 ): void {
+	if (typeof window === 'undefined' || typeof localStorage === 'undefined') {
+		return;
+	}
 	try {
 		const key = `floating-window-${id}`;
 		localStorage.setItem(key, JSON.stringify(posicao));
@@ -42,6 +57,9 @@ export function salvarPosicaoJanela(
  * Restaurar posição da janela do localStorage
  */
 export function restaurarPosicaoJanela(id: string): PosicaoJanela | null {
+	if (typeof window === 'undefined' || typeof localStorage === 'undefined') {
+		return null;
+	}
 	try {
 		const key = `floating-window-${id}`;
 		const saved = localStorage.getItem(key);
@@ -75,6 +93,14 @@ export function obterPosicaoInicial(
 	width: number = 800,
 	height: number = 600
 ): PosicaoJanela {
+	if (typeof window === 'undefined') {
+		return {
+			x: 100,
+			y: 100,
+			width,
+			height
+		};
+	}
 	return {
 		x: (window.innerWidth - width) / 2,
 		y: (window.innerHeight - height) / 2,
@@ -124,6 +150,7 @@ export function criarDragHandler(
 		let newY = initialY + deltaY;
 
 		// Limitar movimento dentro da tela
+		if (typeof window === 'undefined') return;
 		const maxX = window.innerWidth - element.offsetWidth;
 		const maxY = window.innerHeight - element.offsetHeight;
 
@@ -173,6 +200,7 @@ export function criarDragHandler(
 		let newX = initialX + deltaX;
 		let newY = initialY + deltaY;
 
+		if (typeof window === 'undefined') return;
 		const maxX = window.innerWidth - element.offsetWidth;
 		const maxY = window.innerHeight - element.offsetHeight;
 
@@ -306,6 +334,8 @@ export function criarResizeHandler(
 			newTop = startTop + deltaY;
 		}
 
+		if (typeof window === 'undefined') return;
+		
 		// Aplicar limites
 		const maxWidth = limites.maxWidth || window.innerWidth - newLeft;
 		const maxHeight = limites.maxHeight || window.innerHeight - newTop;
@@ -364,3 +394,4 @@ export function criarResizeHandler(
 	};
 }
 
+
diff --git a/apps/web/src/lib/utils/mediaRecorder.ts b/apps/web/src/lib/utils/mediaRecorder.ts
index 11b5525..2ad52d9 100644
--- a/apps/web/src/lib/utils/mediaRecorder.ts
+++ b/apps/web/src/lib/utils/mediaRecorder.ts
@@ -329,3 +329,4 @@ export class GravadorMedia {
 	}
 }
 
+
diff --git a/packages/backend/convex/chamadas.ts b/packages/backend/convex/chamadas.ts
index fd6d96c..07504bd 100644
--- a/packages/backend/convex/chamadas.ts
+++ b/packages/backend/convex/chamadas.ts
@@ -576,3 +576,4 @@ export const obterChamada = query({
 	}
 });
 
+