diff --git a/susconecta/app/(main-routes)/pacientes/page.tsx b/susconecta/app/(main-routes)/pacientes/page.tsx
index f983e68..aa149a4 100644
--- a/susconecta/app/(main-routes)/pacientes/page.tsx
+++ b/susconecta/app/(main-routes)/pacientes/page.tsx
@@ -297,7 +297,7 @@ export default function PacientesPage() {
             aria-label="Ordenar por"
             value={sortBy}
             onChange={(e) => setSortBy(e.target.value as any)}
-            className="h-8 sm:h-9 rounded-md border border-input bg-background px-2 sm:px-3 py-1 text-xs sm:text-sm shadow-sm focus:outline-none focus:ring-2 focus:ring-primary hover:border-primary transition-colors cursor-pointer"
+                className="h-8 sm:h-9 rounded-md border border-input bg-background px-2 sm:px-3 py-1 text-xs sm:text-sm shadow-sm focus:outline-none focus:ring-2 focus:ring-primary hover:border-primary transition-colors cursor-pointer"
           >
             <option value="name_asc">A–Z</option>
             <option value="name_desc">Z–A</option>
diff --git a/susconecta/components/ZoeIA/demo-file-upload.tsx b/susconecta/components/ZoeIA/demo-file-upload.tsx
new file mode 100644
index 0000000..ab6a240
--- /dev/null
+++ b/susconecta/components/ZoeIA/demo-file-upload.tsx
@@ -0,0 +1,5 @@
+import Component from "@/components/ui/file-upload-and-chat";
+
+export default function FileUploadChat() {
+  return <Component />;
+}
diff --git a/susconecta/components/features/pacientes/chat-widget.tsx b/susconecta/components/features/pacientes/chat-widget.tsx
index f038ea2..f389724 100644
--- a/susconecta/components/features/pacientes/chat-widget.tsx
+++ b/susconecta/components/features/pacientes/chat-widget.tsx
@@ -5,10 +5,7 @@
 import { useEffect, useMemo, useState } from "react";
 import { ArrowLeft, Mic, MicOff, Sparkles } from "lucide-react";
 import { Button } from "@/components/ui/button";
-import {
-  AIAssistantInterface,
-  ChatSession,
-} from "@/components/ZoeIA/ai-assistant-interface";
+import FileUploadChat from "@/components/ui/file-upload-and-chat";
 import { VoicePoweredOrb } from "@/components/ZoeIA/voice-powered-orb";
 
 export function ChatWidget() {
@@ -16,7 +13,6 @@ export function ChatWidget() {
   const [realtimeOpen, setRealtimeOpen] = useState(false);
   const [isRecording, setIsRecording] = useState(false);
   const [voiceDetected, setVoiceDetected] = useState(false);
-  const [history, setHistory] = useState<ChatSession[]>([]);
 
   useEffect(() => {
     if (!assistantOpen && !realtimeOpen) return;
@@ -33,7 +29,7 @@ export function ChatWidget() {
     () => (
       <span
         aria-hidden
-        className="absolute inset-0 rounded-full bg-gradient-to-br from-primary via-sky-500 to-emerald-400 opacity-90 blur-sm transition group-hover:blur group-hover:opacity-100"
+        className="absolute inset-0 rounded-full bg-linear-to-br from-primary via-sky-500 to-emerald-400 opacity-90 blur-sm transition group-hover:blur group-hover:opacity-100"
       />
     ),
     []
@@ -71,48 +67,26 @@ export function ChatWidget() {
     openRealtime();
   };
 
-  const handleUpsertHistory = (session: ChatSession) => {
-    setHistory((previous) => {
-      const index = previous.findIndex((item) => item.id === session.id);
-      if (index >= 0) {
-        const updated = [...previous];
-        updated[index] = session;
-        return updated;
-      }
-      return [...previous, session];
-    });
-  };
-
-  const handleClearHistory = () => {
-    setHistory([]);
-  };
-
   return (
     <>
       {assistantOpen && (
         <div
           id="ai-assistant-overlay"
-          className="fixed inset-0 z-[100] flex flex-col bg-background"
+          className="fixed inset-0 z-100 flex flex-col bg-gray-50 dark:bg-slate-950 border-b border-border"
         >
-          <div className="flex items-center justify-between border-b border-border px-4 py-3">
+          <div className="flex items-center justify-between border-b px-4 py-3 bg-slate-100 dark:bg-slate-900 border-gray-300 dark:border-slate-700 shadow-sm">
             <Button
               type="button"
               variant="ghost"
-              className="flex items-center gap-2"
+              className="flex items-center gap-2 text-slate-900 dark:text-slate-300 hover:bg-slate-200 dark:hover:bg-slate-800"
               onClick={closeAssistant}
             >
               <ArrowLeft className="h-4 w-4" aria-hidden />
-              <span className="text-sm">Voltar</span>
+              <span className="text-sm font-semibold">Voltar</span>
             </Button>
           </div>
           <div className="flex-1 overflow-auto">
-            <AIAssistantInterface
-              onOpenDocuments={handleOpenDocuments}
-              onOpenChat={handleOpenChat}
-              history={history}
-              onAddHistory={handleUpsertHistory}
-              onClearHistory={handleClearHistory}
-            />
+            <FileUploadChat onOpenVoice={openRealtime} />
           </div>
         </div>
       )}
@@ -120,7 +94,7 @@ export function ChatWidget() {
       {realtimeOpen && (
         <div
           id="ai-realtime-overlay"
-          className="fixed inset-0 z-[110] flex flex-col bg-background"
+          className="fixed inset-0 z-110 flex flex-col bg-background"
         >
           <div className="flex items-center justify-between border-b border-border px-4 py-3">
             <Button
diff --git a/susconecta/components/ui/file-upload-and-chat.tsx b/susconecta/components/ui/file-upload-and-chat.tsx
new file mode 100644
index 0000000..007886a
--- /dev/null
+++ b/susconecta/components/ui/file-upload-and-chat.tsx
@@ -0,0 +1,418 @@
+"use client";
+
+import React, { useState, useRef, useCallback, useEffect } from 'react';
+import { Upload, Paperclip, Send, Moon, Sun, X, FileText, ImageIcon, Video, Music, Archive, MessageCircle, Bot, User, Info, Lock, Mic } from 'lucide-react';
+
+const API_ENDPOINT = "https://n8n.jonasbomfim.store/webhook/cd7d10e6-bcfc-4f3a-b649-351d12b714f1";
+const FALLBACK_RESPONSE = "Tive um problema para responder agora. Tente novamente em alguns instantes.";
+
+const FileUploadChat = ({ onOpenVoice }: { onOpenVoice?: () => void }) => {
+  const [isDarkMode, setIsDarkMode] = useState(true);
+  const [messages, setMessages] = useState([
+    {
+      id: 1,
+      type: 'ai',
+      content:
+        'Compartilhe uma dúvida, exame ou orientação que deseja revisar. A Zoe registra o pedido e te retorna com um resumo organizado para a equipe de saúde.',
+      timestamp: new Date(),
+    },
+  ]);
+  const [inputValue, setInputValue] = useState('');
+  const [uploadedFiles, setUploadedFiles] = useState<any[]>([]);
+  const [isDragOver, setIsDragOver] = useState(false);
+  const [isTyping, setIsTyping] = useState(false);
+  const fileInputRef = useRef<HTMLInputElement>(null);
+  const chatEndRef = useRef<HTMLDivElement>(null);
+  const textareaRef = useRef<HTMLTextAreaElement>(null);
+
+  // Auto-scroll to bottom when new messages arrive
+  useEffect(() => {
+    chatEndRef.current?.scrollIntoView({ behavior: 'smooth' });
+  }, [messages]);
+
+  // Auto-resize textarea
+  useEffect(() => {
+    if (textareaRef.current) {
+      textareaRef.current.style.height = 'auto';
+      textareaRef.current.style.height = textareaRef.current.scrollHeight + 'px';
+    }
+  }, [inputValue]);
+
+  const getFileIcon = (fileName: string) => {
+    const ext = fileName.split('.').pop()?.toLowerCase();
+    if (['jpg', 'jpeg', 'png', 'gif', 'webp', 'svg'].includes(ext || '')) return <ImageIcon className="w-4 h-4" aria-hidden="true" />;
+    if (['mp4', 'avi', 'mkv', 'mov', 'webm'].includes(ext || '')) return <Video className="w-4 h-4" aria-hidden="true" />;
+    if (['mp3', 'wav', 'flac', 'ogg', 'aac'].includes(ext || '')) return <Music className="w-4 h-4" aria-hidden="true" />;
+    if (['zip', 'rar', '7z', 'tar', 'gz'].includes(ext || '')) return <Archive className="w-4 h-4" aria-hidden="true" />;
+    return <FileText className="w-4 h-4" aria-hidden="true" />;
+  };
+
+  const formatFileSize = (bytes: number) => {
+    if (bytes === 0) return '0 Bytes';
+    const k = 1024;
+    const sizes = ['Bytes', 'KB', 'MB', 'GB', 'TB'];
+    const i = Math.floor(Math.log(bytes) / Math.log(k));
+    return parseFloat((bytes / Math.pow(k, i)).toFixed(2)) + ' ' + sizes[i];
+  };
+
+  const handleFileSelect = (files: FileList | null) => {
+    if (!files) return;
+    const newFiles = Array.from(files).map(file => ({
+      id: Date.now() + Math.random(),
+      name: file.name,
+      size: file.size,
+      type: file.type,
+      file: file
+    }));
+    setUploadedFiles(prev => [...prev, ...newFiles]);
+    
+    // Add system message about file upload
+    const fileNames = newFiles.map(f => f.name).join(', ');
+    const systemMessage = {
+      id: Date.now(),
+      type: 'system',
+      content: `📎 Added ${newFiles.length} file(s): ${fileNames}`,
+      timestamp: new Date()
+    };
+    setMessages(prev => [...prev, systemMessage]);
+  };
+
+  const handleDrop = useCallback((e: React.DragEvent<HTMLDivElement>) => {
+    e.preventDefault();
+    setIsDragOver(false);
+    const files = e.dataTransfer.files;
+    if (files.length > 0) {
+      handleFileSelect(files);
+    }
+  }, []);
+
+  const handleDragOver = useCallback((e: React.DragEvent<HTMLDivElement>) => {
+    e.preventDefault();
+    setIsDragOver(true);
+  }, []);
+
+  const handleDragLeave = useCallback((e: React.DragEvent<HTMLDivElement>) => {
+    e.preventDefault();
+    setIsDragOver(false);
+  }, []);
+
+  const removeFile = (fileId: number) => {
+    setUploadedFiles(prev => prev.filter(file => file.id !== fileId));
+  };
+
+  const generateAIResponse = useCallback(async (userMessage: string, files: any[]) => {
+    try {
+      const response = await fetch(API_ENDPOINT, {
+        method: "POST",
+        headers: {
+          "Content-Type": "application/json",
+        },
+        body: JSON.stringify({ message: userMessage }),
+      });
+
+      if (!response.ok) {
+        throw new Error(`HTTP ${response.status}`);
+      }
+
+      const rawPayload = await response.text();
+      let replyText = "";
+
+      if (rawPayload.trim().length > 0) {
+        try {
+          const parsed = JSON.parse(rawPayload) as { reply?: unknown };
+          replyText = typeof parsed.reply === "string" ? parsed.reply.trim() : "";
+        } catch (parseError) {
+          console.error("[FileUploadChat] Invalid JSON response", parseError, rawPayload);
+        }
+      }
+
+      return replyText || FALLBACK_RESPONSE;
+    } catch (error) {
+      console.error("[FileUploadChat] Failed to get API response", error);
+      return FALLBACK_RESPONSE;
+    }
+  }, []);
+
+  const sendMessage = useCallback(async () => {
+    if (inputValue.trim() || uploadedFiles.length > 0) {
+      const newMessage = {
+        id: Date.now(),
+        type: 'user',
+        content: inputValue.trim(),
+        files: [...uploadedFiles],
+        timestamp: new Date()
+      };
+      setMessages(prev => [...prev, newMessage]);
+      
+      const messageContent = inputValue.trim();
+      const attachedFiles = [...uploadedFiles];
+      
+      setInputValue('');
+      setUploadedFiles([]);
+      setIsTyping(true);
+      
+      // Get AI response from API
+      const aiResponseContent = await generateAIResponse(messageContent, attachedFiles);
+      
+      const aiResponse = {
+        id: Date.now() + 1,
+        type: 'ai',
+        content: aiResponseContent,
+        timestamp: new Date()
+      };
+      setMessages(prev => [...prev, aiResponse]);
+      setIsTyping(false);
+    }
+  }, [inputValue, uploadedFiles, generateAIResponse]);
+
+  const handleKeyPress = (e: React.KeyboardEvent<HTMLTextAreaElement>) => {
+    if (e.key === 'Enter' && !e.shiftKey) {
+      e.preventDefault();
+      sendMessage();
+    }
+  };
+
+  const themeClasses = {
+    background: isDarkMode ? 'bg-gray-900' : 'bg-gray-50',
+    cardBg: isDarkMode ? 'bg-gray-800' : 'bg-white',
+    text: isDarkMode ? 'text-white' : 'text-gray-900',
+    textSecondary: isDarkMode ? 'text-gray-300' : 'text-gray-600',
+    border: isDarkMode ? 'border-gray-700' : 'border-gray-200',
+    inputBg: isDarkMode ? 'bg-gray-700' : 'bg-gray-100',
+    uploadArea: isDragOver 
+      ? (isDarkMode ? 'bg-blue-900/50 border-blue-500' : 'bg-blue-50 border-blue-400')
+      : (isDarkMode ? 'bg-gray-700 border-gray-600' : 'bg-gray-50 border-gray-300'),
+    userMessage: isDarkMode ? 'bg-blue-600' : 'bg-blue-500',
+    aiMessage: isDarkMode ? 'bg-gray-700' : 'bg-gray-200',
+    systemMessage: isDarkMode ? 'bg-yellow-900/30 text-yellow-200' : 'bg-yellow-100 text-yellow-800'
+  };
+
+  return (
+    <div className={`w-full min-h-screen transition-colors duration-300 ${themeClasses.background}`}>
+      <div className="max-w-6xl mx-auto p-3 sm:p-6">
+        {/* Main Card - Zoe Assistant Section */}
+        <div className={`rounded-2xl sm:rounded-3xl shadow-xl border bg-linear-to-br ${isDarkMode ? 'from-primary/15 via-gray-800 to-gray-900' : 'from-blue-50 via-white to-indigo-50'} p-4 sm:p-8 ${isDarkMode ? 'border-gray-700' : 'border-blue-200'} mb-4 sm:mb-6 backdrop-blur-sm`}>
+          <div className="flex flex-col gap-4 sm:gap-8">
+            {/* Header */}
+            <div className="flex flex-col gap-3 sm:gap-4 sm:flex-row sm:items-start sm:justify-between">
+              <div className="flex items-center gap-2 sm:gap-4">
+                <span className="flex h-10 w-10 sm:h-12 sm:w-12 shrink-0 items-center justify-center rounded-2xl sm:rounded-3xl bg-linear-to-br from-primary via-indigo-500 to-sky-500 text-sm sm:text-base font-semibold text-white shadow-lg">
+                  Zoe
+                </span>
+                <div className="space-y-1">
+                  <p className="text-xs font-semibold uppercase tracking-[0.18em] sm:tracking-[0.24em] text-primary/80">
+                    Assistente Clínica Zoe
+                  </p>
+                  <h1 className="text-lg sm:text-3xl font-semibold tracking-tight text-foreground">
+                    <span className="bg-linear-to-r from-sky-400 via-primary to-indigo-500 bg-clip-text text-transparent">
+                      Olá, eu sou Zoe.
+                    </span>
+                    <span className="text-foreground"> Como posso ajudar?</span>
+                  </h1>
+                </div>
+              </div>
+              <div className="flex flex-wrap items-center justify-end gap-1 sm:gap-2">
+                <button
+                  type="button"
+                  className={`rounded-full border-primary/40 px-2 sm:px-4 py-1 sm:py-2 text-xs font-semibold uppercase tracking-[0.12em] sm:tracking-[0.18em] text-primary shadow-sm transition hover:bg-primary/10 border whitespace-nowrap`}
+                >
+                  Novo atendimento
+                </button>
+                <button
+                  onClick={() => setIsDarkMode(!isDarkMode)}
+                  className={`p-2 sm:p-3 rounded-lg sm:rounded-xl border transition-all duration-200 hover:scale-105 hover:shadow-lg ${themeClasses.border} ${themeClasses.inputBg} ${themeClasses.text}`}
+                >
+                  <Moon className="w-5 h-5 sm:w-6 sm:h-6" />
+                </button>
+              </div>
+            </div>
+
+            {/* Description */}
+            <p className={`max-w-3xl text-xs sm:text-sm leading-relaxed ${isDarkMode ? 'text-muted-foreground' : 'text-gray-700'}`}>
+              Organizamos exames, orientações e tarefas assistenciais em um painel único para acelerar decisões clínicas. Utilize a Zoe para revisar resultados, registrar percepções e alinhar próximos passos com a equipe de saúde.
+            </p>
+
+            {/* Security Info */}
+            <div className="flex items-center gap-2 rounded-full border border-primary/20 bg-primary/5 px-3 sm:px-4 py-1 sm:py-2 text-xs text-primary shadow-sm">
+              <Lock className="h-3 w-3 sm:h-4 sm:w-4 shrink-0" />
+              <span className="text-xs sm:text-sm">Suas informações permanecem criptografadas e seguras com a equipe Zoe.</span>
+            </div>
+
+            {/* Info Section */}
+            <div className={`rounded-2xl sm:rounded-3xl border bg-linear-to-br ${isDarkMode ? 'border-primary/25 from-primary/10 via-background/50 to-background text-muted-foreground' : 'border-blue-200 from-blue-50 via-white to-indigo-50 text-gray-700'} p-4 sm:p-6 text-xs sm:text-sm leading-relaxed`}>
+              <div className={`mb-3 sm:mb-4 flex items-center gap-2 sm:gap-3 ${isDarkMode ? 'text-primary' : 'text-blue-600'}`}>
+                <Info className="h-4 w-4 sm:h-5 sm:w-5 shrink-0" />
+                <span className="text-sm sm:text-base font-semibold">Informativo importante</span>
+              </div>
+              <p className={`mb-3 sm:mb-4 text-xs sm:text-sm ${isDarkMode ? 'text-muted-foreground' : 'text-gray-700'}`}>
+                A Zoe acompanha toda a jornada clínica, consolida exames e registra orientações para que você tenha clareza em cada etapa do cuidado. As respostas são informativas e complementam a avaliação de um profissional de saúde qualificado.
+              </p>
+              <p className={`font-medium text-xs sm:text-sm ${isDarkMode ? 'text-foreground' : 'text-gray-900'}`}>
+                Em situações de urgência, entre em contato com a equipe médica presencial ou acione os serviços de emergência da sua região.
+              </p>
+            </div>
+
+            {/* Files Ready to Send */}
+            {uploadedFiles.length > 0 && (
+              <div>
+                <div className="flex items-center justify-between mb-2 sm:mb-3">
+                  <h4 className={`text-xs sm:text-sm font-medium ${themeClasses.text}`}>
+                    Files ready to send ({uploadedFiles.length})
+                  </h4>
+                  <button
+                    onClick={() => setUploadedFiles([])}
+                    className={`text-xs px-2 sm:px-3 py-1 rounded-full ${themeClasses.textSecondary} hover:text-red-500 transition-colors`}
+                  >
+                    Clear all
+                  </button>
+                </div>
+                <div className="grid grid-cols-1 gap-2">
+                  {uploadedFiles.map(file => (
+                    <div key={file.id} className={`flex items-center gap-2 sm:gap-3 p-2 sm:p-3 rounded-lg border ${themeClasses.border} ${themeClasses.inputBg}`}>
+                      {getFileIcon(file.name)}
+                      <div className="flex-1 min-w-0">
+                        <p className={`text-xs sm:text-sm font-medium truncate ${themeClasses.text}`}>{file.name}</p>
+                        <p className={`text-xs ${themeClasses.textSecondary}`}>{formatFileSize(file.size)}</p>
+                      </div>
+                      <button
+                        onClick={() => removeFile(file.id)}
+                        className={`p-1 rounded-full hover:bg-red-500/20 ${themeClasses.textSecondary} hover:text-red-500 transition-colors`}
+                      >
+                        <X className="w-3 h-3 sm:w-4 sm:h-4" />
+                      </button>
+                    </div>
+                  ))}
+                </div>
+              </div>
+            )}
+          </div>
+        </div>
+
+        {/* Chat Area */}
+        <div className={`rounded-2xl shadow-xl border ${themeClasses.cardBg} ${themeClasses.border}`}>
+          {/* Chat Header */}
+          <div className={`px-4 sm:px-6 py-3 sm:py-4 border-b ${themeClasses.border}`}>
+            <div className="flex items-center gap-2 sm:gap-3">
+              <div className="w-2 h-2 sm:w-3 sm:h-3 bg-green-500 rounded-full animate-pulse"></div>
+              <h3 className={`font-semibold text-sm sm:text-base ${themeClasses.text}`}>Chat with AI Assistant</h3>
+              <span className={`text-xs sm:text-sm ${themeClasses.textSecondary}`}>Online</span>
+            </div>
+          </div>
+
+          {/* Chat Messages */}
+          <div className="h-64 sm:h-96 overflow-y-auto p-4 sm:p-6 space-y-3 sm:space-y-4">
+            {messages.map((message: any) => (
+              <div key={message.id} className={`flex ${message.type === 'user' ? 'justify-end' : message.type === 'system' ? 'justify-center' : 'justify-start'}`}>
+                {message.type !== 'system' && message.type === 'ai' && (
+                  <span className="flex h-7 w-7 sm:h-8 sm:w-8 shrink-0 items-center justify-center rounded-full bg-linear-to-br from-primary via-indigo-500 to-sky-500 text-xs font-semibold text-white shadow-lg mr-2 sm:mr-3">
+                    Z
+                  </span>
+                )}
+                
+                <div className={`max-w-xs sm:max-w-sm lg:max-w-md ${
+                  message.type === 'user' ? `${themeClasses.userMessage} text-white ml-3` :
+                  message.type === 'ai' ? `${themeClasses.aiMessage} ${themeClasses.text}` :
+                  `${themeClasses.systemMessage} text-xs`
+                } px-4 py-3 rounded-2xl ${message.type === 'user' ? 'rounded-br-md' : message.type === 'ai' ? 'rounded-bl-md' : 'rounded-lg'}`}>
+                  {message.content && <p className="wrap-break-word text-xs sm:text-sm">{message.content}</p>}
+                  {message.files && message.files.length > 0 && (
+                    <div className="mt-1 sm:mt-2 space-y-1">
+                      {message.files.map((file: any) => (
+                        <div key={file.id} className="flex items-center gap-1 sm:gap-2 text-xs opacity-90 bg-black/10 rounded px-2 py-1">
+                          {getFileIcon(file.name)}
+                          <span className="truncate text-xs">{file.name}</span>
+                          <span className="text-xs">({formatFileSize(file.size)})</span>
+                        </div>
+                      ))}
+                    </div>
+                  )}
+                  <p className="text-xs opacity-70 mt-1 sm:mt-2">
+                    {message.timestamp.toLocaleTimeString([], { hour: '2-digit', minute: '2-digit' })}
+                  </p>
+                </div>
+
+                {message.type === 'user' && (
+                  <div className={`w-8 h-8 rounded-full ml-3 flex items-center justify-center ${themeClasses.userMessage}`}>
+                    <User className="w-5 h-5 text-white" />
+                  </div>
+                )}
+              </div>
+            ))}
+            
+            {/* Typing Indicator */}
+            {isTyping && (
+              <div className="flex justify-start">
+                <span className="flex h-7 w-7 sm:h-8 sm:w-8 shrink-0 items-center justify-center rounded-full bg-linear-to-br from-primary via-indigo-500 to-sky-500 text-xs font-semibold text-white shadow-lg mr-2 sm:mr-3">
+                  Z
+                </span>
+                <div className={`px-4 py-3 rounded-2xl rounded-bl-md ${themeClasses.aiMessage}`}>
+                  <div className="flex space-x-1">
+                    <div className="w-2 h-2 bg-gray-400 rounded-full animate-bounce"></div>
+                    <div className="w-2 h-2 bg-gray-400 rounded-full animate-bounce" style={{ animationDelay: '0.1s' }}></div>
+                    <div className="w-2 h-2 bg-gray-400 rounded-full animate-bounce" style={{ animationDelay: '0.2s' }}></div>
+                  </div>
+                </div>
+              </div>
+            )}
+            
+            <div ref={chatEndRef} />
+          </div>
+
+          {/* Chat Input */}
+          <div className={`border-t p-3 sm:p-4 ${themeClasses.border}`}>
+            <div className="flex gap-2 sm:gap-3 items-end">
+              <button
+                onClick={() => fileInputRef.current?.click()}
+                className={`p-2 sm:p-3 rounded-lg sm:rounded-xl border transition-all duration-200 hover:scale-105 hover:shadow-lg ${themeClasses.border} ${themeClasses.inputBg} ${themeClasses.text}`}
+                title="Attach files"
+              >
+                <Paperclip className="w-4 h-4 sm:w-5 sm:h-5" />
+              </button>
+              
+              <div className="flex-1 relative">
+                <textarea
+                  ref={textareaRef}
+                  value={inputValue}
+                  onChange={(e) => setInputValue(e.target.value)}
+                  onKeyPress={handleKeyPress}
+                  placeholder="Pergunte qualquer coisa para a Zoe"
+                  rows={1}
+                  className={`w-full px-3 sm:px-4 py-2 sm:py-3 rounded-lg sm:rounded-xl border resize-none focus:outline-none focus:ring-2 focus:ring-blue-500 transition-all duration-200 max-h-32 text-sm ${themeClasses.inputBg} ${themeClasses.border} ${themeClasses.text} placeholder-gray-400`}
+                  style={{ minHeight: '40px' }}
+                />
+                
+                {/* Character count */}
+                {inputValue.length > 0 && (
+                  <div className={`absolute bottom-1 right-2 text-xs ${themeClasses.textSecondary}`}>
+                    {inputValue.length}
+                  </div>
+                )}
+              </div>
+              
+              <button
+                onClick={sendMessage}
+                disabled={!inputValue.trim() && uploadedFiles.length === 0}
+                className="p-2 sm:p-3 bg-linear-to-r from-blue-500 to-purple-600 text-white rounded-lg sm:rounded-xl hover:from-blue-600 hover:to-purple-700 disabled:from-gray-400 disabled:to-gray-500 disabled:cursor-not-allowed transition-all duration-200 hover:scale-105 disabled:hover:scale-100 shadow-lg"
+                title="Send message"
+              >
+                <Send className="w-4 h-4 sm:w-5 sm:h-5" />
+              </button>
+
+              <button
+                onClick={() => onOpenVoice?.()}
+                className={`p-2 sm:p-3 rounded-lg sm:rounded-xl border transition-all duration-200 hover:scale-105 hover:shadow-lg ${themeClasses.border} ${themeClasses.inputBg} ${themeClasses.text}`}
+                title="Voice capture"
+              >
+                <Mic className="w-4 h-4 sm:w-5 sm:h-5" />
+              </button>
+            </div>
+            
+            {/* Quick Actions */}
+          </div>
+        </div>
+      </div>
+    </div>
+  );
+};
+
+export default FileUploadChat;