🚀 Auto-deploy: melhoria no snap e medição AR em 25/05/2026 00:07:59

src/pages/MeetingRoom.tsx

@@ -1,7 +1,7 @@
-import { useEffect, useRef, useState, useMemo } from 'react';
+import { useEffect, useRef, useState, useMemo, Suspense } from 'react';
 import { useParams, useNavigate } from 'react-router-dom';
-import { Canvas, useFrame, useThree } from '@react-three/fiber';
-import { OrbitControls, Text, Line } from '@react-three/drei';
+import { Canvas, useFrame } from '@react-three/fiber';
+import { OrbitControls, Text, useGLTF } from '@react-three/drei';
 import * as THREE from 'three';
 import { supabase } from '@/integrations/supabase/client';
 import { useModelStore } from '@/stores/useModelStore';
@@ -10,7 +10,7 @@ import { Input } from '@/components/ui/input';
 import { toast } from 'sonner';
 import {
   Users, MessageSquare, Mic, MicOff, Home, Send,
-  ArrowRight, Check, ChevronLeft, ChevronRight, Share2, LogOut
+  ArrowRight, ChevronLeft, ChevronRight, Share2, LogOut
 } from 'lucide-react';
 
 // --- Configurações da Mesa de Reunião ---
@@ -26,42 +26,60 @@ const CHAIRS = [
   { id: '8', name: 'Assento 8', pos: [-1.2, 0.95, 0.6], lookAt: [0, 0.95, 0] },
 ];
 
-// 10 Modelos de Avatar Futurista (representações no Lobby)
+// 10 Modelos de Avatar estilo Nintendo Wii (Mii) com características humanas
 const AVATAR_PRESETS = [
-  { id: 1, name: 'Cyber Helmet', desc: 'Elmo octaédrico com visor ciano', color: '#0ea5e9' },
-  { id: 2, name: 'Gold Mask', desc: 'Máscara poliédrica dourada', color: '#eab308' },
-  { id: 3, name: 'Neon Ring', desc: 'Esfera com órbita luminosa', color: '#ec4899' },
-  { id: 4, name: 'Retro Bot', desc: 'Unidade cúbica com visor esmeralda', color: '#10b981' },
-  { id: 5, name: 'Crystal Prism', desc: 'Estrutura geométrica ametista', color: '#a855f7' },
-  { id: 6, name: 'Vector Visor', desc: 'Busto metálico com LED vermelho', color: '#ef4444' },
-  { id: 7, name: 'Quantum Core', desc: 'Núcleo de energia flutuante', color: '#00f5ff' },
-  { id: 8, name: 'Obsidian Shell', desc: 'Casca geométrica com núcleo laranja', color: '#f97316' },
-  { id: 9, name: 'Helix Guardian', desc: 'Espiral cósmica dupla', color: '#3b82f6' },
-  { id: 10, name: 'Carbon Apex', desc: 'Estrutura furtiva em cinza grafite', color: '#64748b' },
+  { id: 1, name: 'Mii Cyber', desc: 'Pele clara com óculos vermelhos e cabelo curto', color: '#ef4444' },
+  { id: 2, name: 'Mii Classic', desc: 'Pele média com cabelo castanho clássico', color: '#b45309' },
+  { id: 3, name: 'Mii Goldie', desc: 'Cabelo loiro longo com olhos azuis expressivos', color: '#eab308' },
+  { id: 4, name: 'Mii Sporty', desc: 'Boné azul virado para trás e sorriso aberto', color: '#3b82f6' },
+  { id: 5, name: 'Mii Ginger', desc: 'Cabelo ruivo longo ondulado e expressivo', color: '#f97316' },
+  { id: 6, name: 'Mii Sleek', desc: 'Pele parda com cabelo curto liso lateral', color: '#10b981' },
+  { id: 7, name: 'Mii Beard', desc: 'Careca estilosa com barba e bigode', color: '#78350f' },
+  { id: 8, name: 'Mii Sun', desc: 'Cabelo raspado e óculos escuros pretos', color: '#1e293b' },
+  { id: 9, name: 'Mii Synth', desc: 'Cabelo roxo ondulado moderno', color: '#a855f7' },
+  { id: 10, name: 'Mii Straw', desc: 'Chapéu de palha do campo clássico', color: '#ca8a04' },
 ];
 
-// --- Subcomponentes 3D do Cenário ---
+// Cores de pele padrão para os Miis
+const SKIN_COLORS = ['#fed7aa', '#fdba74', '#f59e0b', '#d97706', '#9a3412', '#ffedd5'];
 
-// Avatar Tridimensional Renderizado
-function ThreeAvatar({ avatarId, color, isTalking, username, ...props }: { avatarId: number; color: string; isTalking?: boolean; username: string } & any) {
+// --- Subcomponentes 3D ---
+
+// Avatar estilo Mii (Nintendo Wii)
+function MiiAvatar({ avatarId, username, isTalking, ...props }: { avatarId: number; username: string; isTalking?: boolean } & any) {
   const groupRef = useRef<THREE.Group>(null);
-  const colorObj = useMemo(() => new THREE.Color(color), [color]);
+  
+  // Parâmetros do rosto e cabelo com base no ID selecionado
+  const mii = useMemo(() => {
+    const skin = SKIN_COLORS[(avatarId - 1) % SKIN_COLORS.length];
+    return {
+      skin,
+      hairColor: avatarId === 3 ? '#eab308' : avatarId === 9 ? '#a855f7' : avatarId === 5 ? '#f97316' : '#27272a',
+      hasGlasses: avatarId === 1 || avatarId === 8,
+      glassesColor: avatarId === 8 ? '#18181b' : '#ef4444',
+      hasCap: avatarId === 4,
+      capColor: '#3b82f6',
+      hasHat: avatarId === 10,
+      hatColor: '#b45309',
+      hairStyle: avatarId === 7 ? 'bald' : (avatarId % 3 === 0 ? 'long' : 'short'),
+      beard: avatarId === 7,
+    };
+  }, [avatarId]);
 
   useFrame((state) => {
     if (groupRef.current) {
-      // Pequena oscilação flutuante sutil
-      groupRef.current.position.y = props.position[1] + Math.sin(state.clock.getElapsedTime() * 2 + avatarId) * 0.015;
+      // Pequena flutuação para dar vida
+      groupRef.current.position.y = props.position[1] + Math.sin(state.clock.getElapsedTime() * 2 + avatarId) * 0.012;
     }
   });
 
   return (
     <group ref={groupRef} {...props}>
-      {/* Nome do Participante acima da cabeça */}
+      {/* Balão com Nome acima da cabeça */}
       <group position={[0, 0.28, 0]}>
-        {/* Painel do nome */}
         <mesh position={[0, 0, -0.001]}>
           <planeGeometry args={[0.22, 0.05]} />
-          <meshBasicMaterial color="#0f172a" transparent opacity={0.8} />
+          <meshBasicMaterial color="#0f172a" transparent opacity={0.7} />
         </mesh>
         <Text fontSize={0.024} color="#ffffff" anchorX="center" anchorY="middle" fontStyle="bold">
           {username}
@@ -76,142 +94,136 @@ function ThreeAvatar({ avatarId, color, isTalking, username, ...props }: { avata
         </mesh>
       )}
 
-      {/* Renderizadores dos avatares baseados em presets geométricos */}
-      {avatarId === 1 && (
-        // Cyber Helmet
-        <mesh position={[0, 0.1, 0]}>
-          <octahedronGeometry args={[0.1]} />
-          <meshStandardMaterial color="#1e293b" roughness={0.2} metalness={0.8} />
-          <mesh position={[0, 0.02, 0.06]}>
-            <boxGeometry args={[0.12, 0.025, 0.02]} />
-            <meshBasicMaterial color={colorObj} />
-          </mesh>
+      {/* CABEÇA MII (Esfera ovalada de pele) */}
+      <mesh position={[0, 0.1, 0]} scale={[1, 1.15, 1]}>
+        <sphereGeometry args={[0.08, 32, 32]} />
+        <meshStandardMaterial color={mii.skin} roughness={0.6} />
+      </mesh>
+
+      {/* CABELO */}
+      {mii.hairStyle === 'short' && (
+        <mesh position={[0, 0.15, -0.015]} scale={[1.05, 0.8, 1.05]}>
+          <sphereGeometry args={[0.08, 16, 16]} />
+          <meshStandardMaterial color={mii.hairColor} roughness={0.8} />
         </mesh>
       )}
 
-      {avatarId === 2 && (
-        // Gold Mask
-        <mesh position={[0, 0.1, 0]} rotation={[0, 0, 0]}>
-          <dodecahedronGeometry args={[0.095]} />
-          <meshStandardMaterial color="#b45309" roughness={0.1} metalness={0.9} />
-          <mesh position={[0, 0, 0.06]}>
-            <coneGeometry args={[0.03, 0.06, 4]} rotation={[Math.PI / 2, 0, 0]} />
-            <meshStandardMaterial color="#f59e0b" roughness={0.2} metalness={0.8} />
+      {mii.hairStyle === 'long' && (
+        <group>
+          {/* Cabelo Superior */}
+          <mesh position={[0, 0.16, -0.01]} scale={[1.05, 0.7, 1.05]}>
+            <sphereGeometry args={[0.08, 16, 16]} />
+            <meshStandardMaterial color={mii.hairColor} roughness={0.8} />
           </mesh>
-        </mesh>
-      )}
-
-      {avatarId === 3 && (
-        // Neon Ring
-        <group position={[0, 0.1, 0]}>
-          <mesh>
-            <sphereGeometry args={[0.075, 16, 16]} />
-            <meshStandardMaterial color="#27272a" roughness={0.5} />
+          {/* Cabelo lateral caindo */}
+          <mesh position={[-0.075, 0.08, -0.02]} scale={[0.4, 1.2, 0.6]}>
+            <sphereGeometry args={[0.04, 16, 16]} />
+            <meshStandardMaterial color={mii.hairColor} roughness={0.8} />
           </mesh>
-          <mesh rotation={[0.4, 0.2, 0.8]}>
-            <torusGeometry args={[0.1, 0.008, 8, 32]} />
-            <meshBasicMaterial color={colorObj} />
+          <mesh position={[0.075, 0.08, -0.02]} scale={[0.4, 1.2, 0.6]}>
+            <sphereGeometry args={[0.04, 16, 16]} />
+            <meshStandardMaterial color={mii.hairColor} roughness={0.8} />
           </mesh>
         </group>
       )}
 
-      {avatarId === 4 && (
-        // Retro Bot
-        <group position={[0, 0.1, 0]}>
-          <mesh>
-            <boxGeometry args={[0.14, 0.14, 0.12]} />
-            <meshStandardMaterial color="#3f3f46" roughness={0.4} />
+      {/* BONÉ */}
+      {mii.hasCap && (
+        <group position={[0, 0.17, 0.01]}>
+          {/* Copa do Boné */}
+          <mesh scale={[1.05, 0.65, 1.05]}>
+            <sphereGeometry args={[0.08, 16, 16]} />
+            <meshStandardMaterial color={mii.capColor} roughness={0.5} />
           </mesh>
-          {/* Olhos */}
-          <mesh position={[-0.04, 0.02, 0.062]}>
+          {/* Aba do Boné (virada para trás) */}
+          <mesh position={[0, 0, -0.08]} rotation={[0.1, 0, 0]}>
+            <boxGeometry args={[0.11, 0.008, 0.08]} />
+            <meshStandardMaterial color={mii.capColor} roughness={0.5} />
+          </mesh>
+        </group>
+      )}
+
+      {/* CHAPÉU DE PALHA */}
+      {mii.hasHat && (
+        <group position={[0, 0.17, 0]}>
+          {/* Copa do Chapéu */}
+          <mesh>
+            <cylinderGeometry args={[0.055, 0.065, 0.05, 16]} />
+            <meshStandardMaterial color={mii.hatColor} roughness={0.8} />
+          </mesh>
+          {/* Aba do Chapéu */}
+          <mesh position={[0, -0.02, 0]}>
+            <cylinderGeometry args={[0.12, 0.12, 0.006, 16]} />
+            <meshStandardMaterial color={mii.hatColor} roughness={0.8} />
+          </mesh>
+        </group>
+      )}
+
+      {/* OLHOS */}
+      <mesh position={[-0.028, 0.11, 0.07]} rotation={[0.08, -0.15, 0]}>
+        <sphereGeometry args={[0.01, 8, 8]} />
+        <meshBasicMaterial color="#18181b" />
+      </mesh>
+      <mesh position={[0.028, 0.11, 0.07]} rotation={[0.08, 0.15, 0]}>
+        <sphereGeometry args={[0.01, 8, 8]} />
+        <meshBasicMaterial color="#18181b" />
+      </mesh>
+
+      {/* SOBRANCELHAS */}
+      <mesh position={[-0.028, 0.125, 0.072]} rotation={[0.05, -0.15, 0.08]}>
+        <boxGeometry args={[0.028, 0.005, 0.005]} />
+        <meshBasicMaterial color="#18181b" />
+      </mesh>
+      <mesh position={[0.028, 0.125, 0.072]} rotation={[0.05, 0.15, -0.08]}>
+        <boxGeometry args={[0.028, 0.005, 0.005]} />
+        <meshBasicMaterial color="#18181b" />
+      </mesh>
+
+      {/* NARIZ */}
+      <mesh position={[0, 0.09, 0.076]} scale={[1, 1.2, 1.2]}>
+        <sphereGeometry args={[0.008, 8, 8]} />
+        <meshStandardMaterial color={mii.skin} roughness={0.6} />
+      </mesh>
+
+      {/* BOCA (Sorriso) */}
+      <mesh position={[0, 0.065, 0.073]} rotation={[0.1, 0, 0]} scale={[1, 0.75, 1]}>
+        <torusGeometry args={[0.015, 0.004, 4, 16, Math.PI]} />
+        <meshBasicMaterial color="#b91c1c" />
+      </mesh>
+
+      {/* BARBA E BIGODE */}
+      {mii.beard && (
+        <group>
+          {/* Bigode */}
+          <mesh position={[0, 0.075, 0.075]}>
+            <boxGeometry args={[0.04, 0.006, 0.005]} />
+            <meshBasicMaterial color="#713f12" />
+          </mesh>
+          {/* Barbicha */}
+          <mesh position={[0, 0.045, 0.072]} scale={[1.2, 1, 1]}>
             <sphereGeometry args={[0.015, 8, 8]} />
-            <meshBasicMaterial color={colorObj} />
-          </mesh>
-          <mesh position={[0.04, 0.02, 0.062]}>
-            <sphereGeometry args={[0.015, 8, 8]} />
-            <meshBasicMaterial color={colorObj} />
+            <meshStandardMaterial color="#713f12" roughness={0.8} />
           </mesh>
         </group>
       )}
 
-      {avatarId === 5 && (
-        // Crystal Prism
-        <mesh position={[0, 0.1, 0]}>
-          <coneGeometry args={[0.08, 0.18, 5]} />
-          <meshStandardMaterial color="#6b21a8" roughness={0.1} metalness={0.7} transparent opacity={0.85} />
-          <mesh position={[0, -0.02, 0.05]} scale={[1, 0.2, 1]}>
-            <sphereGeometry args={[0.03]} />
-            <meshBasicMaterial color={colorObj} />
+      {/* ÓCULOS */}
+      {mii.hasGlasses && (
+        <group position={[0, 0.11, 0.072]}>
+          {/* Lente esquerda */}
+          <mesh position={[-0.028, 0, 0.002]}>
+            <ringGeometry args={[0.016, 0.019, 16]} />
+            <meshBasicMaterial color={mii.glassesColor} />
           </mesh>
-        </mesh>
-      )}
-
-      {avatarId === 6 && (
-        // Vector Visor
-        <group position={[0, 0.1, 0]}>
-          <mesh>
-            <cylinderGeometry args={[0.065, 0.08, 0.14, 6]} />
-            <meshStandardMaterial color="#0f172a" roughness={0.2} metalness={0.9} />
+          {/* Lente direita */}
+          <mesh position={[0.028, 0, 0.002]}>
+            <ringGeometry args={[0.016, 0.019, 16]} />
+            <meshBasicMaterial color={mii.glassesColor} />
           </mesh>
-          <mesh position={[0, 0.03, 0.05]} rotation={[0.2, 0, 0]}>
-            <boxGeometry args={[0.08, 0.02, 0.04]} />
-            <meshBasicMaterial color={colorObj} />
-          </mesh>
-        </group>
-      )}
-
-      {avatarId === 7 && (
-        // Quantum Core
-        <group position={[0, 0.1, 0]}>
-          <mesh>
-            <sphereGeometry args={[0.045, 16, 16]} />
-            <meshBasicMaterial color={colorObj} />
-          </mesh>
-          <mesh rotation={[0.5, 0, 0]}>
-            <torusGeometry args={[0.09, 0.005, 8, 24]} />
-            <meshBasicMaterial color="#ffffff" transparent opacity={0.8} />
-          </mesh>
-          <mesh rotation={[0, 0.5, 1.2]}>
-            <torusGeometry args={[0.075, 0.005, 8, 24]} />
-            <meshBasicMaterial color={colorObj} transparent opacity={0.6} />
-          </mesh>
-        </group>
-      )}
-
-      {avatarId === 8 && (
-        // Obsidian Shell
-        <group position={[0, 0.1, 0]}>
-          <mesh>
-            <icosahedronGeometry args={[0.09, 1]} />
-            <meshStandardMaterial color="#18181b" roughness={0.1} metalness={0.9} flatShading />
-          </mesh>
-          <mesh scale={[0.5, 0.5, 0.5]}>
-            <sphereGeometry args={[0.08]} />
-            <meshBasicMaterial color={colorObj} />
-          </mesh>
-        </group>
-      )}
-
-      {avatarId === 9 && (
-        // Synth Head
-        <group position={[0, 0.1, 0]}>
-          <mesh>
-            <sphereGeometry args={[0.08, 8, 8]} />
-            <meshStandardMaterial color="#09090b" roughness={0.5} flatShading />
-          </mesh>
-          <mesh position={[0, 0.015, 0.055]}>
-            <boxGeometry args={[0.13, 0.02, 0.01]} />
-            <meshBasicMaterial color={colorObj} />
-          </mesh>
-        </group>
-      )}
-
-      {avatarId === 10 && (
-        // Cosmic Helix
-        <group position={[0, 0.1, 0]}>
-          <mesh rotation={[0, 0, Date.now() * 0.002]}>
-            <torusKnotGeometry args={[0.065, 0.015, 32, 4]} />
-            <meshStandardMaterial color={colorObj} roughness={0.2} metalness={0.7} />
+          {/* Ponte */}
+          <mesh position={[0, 0, 0.002]}>
+            <boxGeometry args={[0.028, 0.004, 0.002]} />
+            <meshBasicMaterial color={mii.glassesColor} />
           </mesh>
         </group>
       )}
@@ -219,7 +231,47 @@ function ThreeAvatar({ avatarId, color, isTalking, username, ...props }: { avata
   );
 }
 
-// Mesa, Cadeiras e Detalhes da Sala de Reunião
+// Carregador e Escalador Inteligente do Modelo Real (Adaptado para 1 Metro de tamanho)
+function HologramModel({ model }: { model: { url: string } }) {
+  const { scene } = useGLTF(model.url);
+  const clone = useMemo(() => scene.clone(), [scene]);
+  const groupRef = useRef<THREE.Group>(null);
+
+  useEffect(() => {
+    if (!groupRef.current) return;
+    
+    // Medir limites tridimensionais da maquete importada
+    const box = new THREE.Box3().setFromObject(clone);
+    const size = new THREE.Vector3();
+    box.getSize(size);
+    
+    const maxDim = Math.max(size.x, size.y, size.z);
+    
+    if (maxDim > 0) {
+      // Ajusta a escala de forma inteligente para ter aproximadamente 1 metro (ex: 0.95m)
+      const targetSize = 0.95;
+      const scaleFactor = targetSize / maxDim;
+      
+      groupRef.current.scale.setScalar(scaleFactor);
+      
+      // Centralizar o pivot em (0,0,0)
+      const center = new THREE.Vector3();
+      box.getCenter(center);
+      
+      // Centraliza e levanta ligeiramente acima da mesa
+      clone.position.copy(center).multiplyScalar(-scaleFactor);
+      clone.position.y += 0.02;
+    }
+  }, [clone]);
+
+  return (
+    <group ref={groupRef}>
+      <primitive object={clone} />
+    </group>
+  );
+}
+
+// Cenário Claro, Limpo e Iluminado da Sala de Reunião
 function ThreeMeetingRoomScene({ currentActiveModel }: { currentActiveModel: any }) {
   const tableGeom = useMemo(() => {
     // Geometria da mesa em U
@@ -244,46 +296,46 @@ function ThreeMeetingRoomScene({ currentActiveModel }: { currentActiveModel: any
 
   return (
     <group>
-      {/* Piso Industrial */}
+      {/* Piso de Laca Clara (Sala muito mais clara e iluminada!) */}
       <mesh rotation={[-Math.PI / 2, 0, 0]} position={[0, 0, 0]}>
         <planeGeometry args={[12, 8]} />
-        <meshStandardMaterial color="#1e293b" roughness={0.85} metalness={0.1} />
+        <meshStandardMaterial color="#e2e8f0" roughness={0.4} metalness={0.1} />
       </mesh>
       
       {/* Tapete Central */}
       <mesh rotation={[-Math.PI / 2, 0, 0]} position={[0, 0.001, 0]}>
         <planeGeometry args={[4.8, 3.2]} />
-        <meshStandardMaterial color="#0f172a" roughness={0.9} />
+        <meshStandardMaterial color="#94a3b8" roughness={0.7} />
       </mesh>
 
-      {/* Paredes e Painéis de Fundo */}
+      {/* Paredes Claras */}
       <mesh position={[0, 2, -4]}>
         <planeGeometry args={[12, 4]} />
-        <meshStandardMaterial color="#0f172a" roughness={0.9} />
+        <meshStandardMaterial color="#f1f5f9" roughness={0.9} />
       </mesh>
-      {/* Janelas panorâmicas com vista simulada (gradiente brilhante nas laterais) */}
+      {/* Janelas Panorâmicas Ensolaradas */}
       <mesh position={[-6, 2, 0]} rotation={[0, Math.PI / 2, 0]}>
         <planeGeometry args={[8, 4]} />
-        <meshStandardMaterial color="#1e293b" roughness={0.3} emmissive="#0284c7" />
+        <meshStandardMaterial color="#bae6fd" roughness={0.1} emissive="#bae6fd" emissiveIntensity={0.4} />
       </mesh>
       <mesh position={[6, 2, 0]} rotation={[0, -Math.PI / 2, 0]}>
         <planeGeometry args={[8, 4]} />
-        <meshStandardMaterial color="#1e293b" roughness={0.3} emmissive="#0284c7" />
+        <meshStandardMaterial color="#bae6fd" roughness={0.1} emissive="#bae6fd" emissiveIntensity={0.4} />
       </mesh>
 
-      {/* Mesa Elíptica em U */}
+      {/* Mesa Elíptica em U (Madeira Mel/Carvalho Clara e Acolhedora) */}
       <group position={[0, 0.8, 0]} rotation={[Math.PI / 2, 0, 0]}>
         <mesh geometry={tableGeom}>
-          <meshStandardMaterial color="#451a03" roughness={0.1} metalness={0.15} />
+          <meshStandardMaterial color="#d97706" roughness={0.2} metalness={0.1} />
         </mesh>
       </group>
 
-      {/* Pés da mesa (suporte) */}
+      {/* Pés da mesa (Cromados) */}
       {[-1.3, 1.3].map((x) =>
         [-0.7, 0.7].map((z) => (
           <mesh key={`${x}-${z}`} position={[x, 0.4, z]}>
-            <cylinderGeometry args={[0.04, 0.04, 0.8]} />
-            <meshStandardMaterial color="#1e293b" metalness={0.8} roughness={0.2} />
+            <cylinderGeometry args={[0.035, 0.035, 0.8]} />
+            <meshStandardMaterial color="#d4d4d8" metalness={0.9} roughness={0.1} />
           </mesh>
         ))
       )}
@@ -292,39 +344,44 @@ function ThreeMeetingRoomScene({ currentActiveModel }: { currentActiveModel: any
       <group position={[0, 0.78, 0]}>
         <mesh rotation={[-Math.PI / 2, 0, 0]}>
           <cylinderGeometry args={[0.26, 0.28, 0.05, 32]} />
-          <meshStandardMaterial color="#0f172a" metalness={0.9} roughness={0.1} />
+          <meshStandardMaterial color="#1e293b" metalness={0.8} roughness={0.2} />
         </mesh>
-        {/* Placa metálica brilhante */}
+        {/* Anel de luz azul brilhante */}
         <mesh position={[0, 0.026, 0]} rotation={[-Math.PI / 2, 0, 0]}>
           <ringGeometry args={[0, 0.22, 32]} />
-          <meshBasicMaterial color="#0ea5e9" transparent opacity={0.6} />
+          <meshBasicMaterial color="#0ea5e9" transparent opacity={0.7} />
         </mesh>
         {/* Feixe de Luz Holográfico */}
         <mesh position={[0, 0.45, 0]}>
           <cylinderGeometry args={[0.28, 0.2, 0.9, 32, 1, true]} />
-          <meshBasicMaterial color="#0ea5e9" transparent opacity={0.12} side={THREE.DoubleSide} />
+          <meshBasicMaterial color="#0ea5e9" transparent opacity={0.15} side={THREE.DoubleSide} />
         </mesh>
         
-        {/* Modelo 3D da Maquete Holográfica (Representação/Pivot) */}
-        <group position={[0, 0.45, 0]} rotation={[0, Date.now() * 0.00015, 0]}>
-          {currentActiveModel ? (
+        {/* Modelo 3D da Maquete Holográfica */}
+        <group position={[0, 0.45, 0]} rotation={[0, Date.now() * 0.00012, 0]}>
+          <Suspense fallback={
+            // Carregador holográfico temporário
             <mesh>
-              <dodecahedronGeometry args={[0.25]} />
-              <meshStandardMaterial color="#00f5ff" roughness={0.1} metalness={0.8} transparent opacity={0.8} emissive="#0ea5e9" emissiveIntensity={0.6} wireframe />
+              <sphereGeometry args={[0.1, 16, 16]} />
+              <meshBasicMaterial color="#00f5ff" wireframe />
             </mesh>
-          ) : (
-            // Holograma Padrão (Estrutura geométrica representativa de maquete)
-            <group>
-              <mesh position={[0, 0, 0]}>
-                <octahedronGeometry args={[0.22]} />
-                <meshStandardMaterial color="#0ea5e9" transparent opacity={0.7} wireframe emissive="#0ea5e9" emissiveIntensity={0.5} />
-              </mesh>
-              <mesh position={[0, 0, 0]} rotation={[0, Math.PI / 4, 0]}>
-                <boxGeometry args={[0.25, 0.04, 0.25]} />
-                <meshStandardMaterial color="#3b82f6" transparent opacity={0.4} emissive="#3b82f6" emissiveIntensity={0.2} />
-              </mesh>
-            </group>
-          )}
+          }>
+            {currentActiveModel ? (
+              <HologramModel model={currentActiveModel} />
+            ) : (
+              // Holograma Padrão Geométrico se não houver maquete carregada
+              <group>
+                <mesh position={[0, 0, 0]}>
+                  <octahedronGeometry args={[0.22]} />
+                  <meshStandardMaterial color="#0ea5e9" transparent opacity={0.7} wireframe emissive="#0ea5e9" emissiveIntensity={0.5} />
+                </mesh>
+                <mesh position={[0, 0, 0]} rotation={[0, Math.PI / 4, 0]}>
+                  <boxGeometry args={[0.25, 0.04, 0.25]} />
+                  <meshStandardMaterial color="#3b82f6" transparent opacity={0.4} emissive="#3b82f6" emissiveIntensity={0.2} />
+                </mesh>
+              </group>
+            )}
+          </Suspense>
         </group>
       </group>
 
@@ -334,31 +391,31 @@ function ThreeMeetingRoomScene({ currentActiveModel }: { currentActiveModel: any
           {/* Base giratória metálica */}
           <mesh position={[0, 0.25, 0]}>
             <cylinderGeometry args={[0.015, 0.015, 0.5]} />
-            <meshStandardMaterial color="#71717a" metalness={0.9} roughness={0.1} />
+            <meshStandardMaterial color="#a1a1aa" metalness={0.9} roughness={0.1} />
           </mesh>
           {/* Pés base */}
           <mesh position={[0, 0.02, 0]} rotation={[-Math.PI / 2, 0, 0]}>
             <ringGeometry args={[0, 0.22, 4]} />
-            <meshStandardMaterial color="#3f3f46" metalness={0.85} roughness={0.2} />
+            <meshStandardMaterial color="#71717a" metalness={0.85} roughness={0.2} />
           </mesh>
           {/* Assento */}
           <mesh position={[0, 0.52, 0]}>
             <boxGeometry args={[0.28, 0.05, 0.26]} />
-            <meshStandardMaterial color="#1e293b" roughness={0.7} />
+            <meshStandardMaterial color="#334155" roughness={0.7} />
           </mesh>
           {/* Encosto */}
           <mesh position={[0, 0.78, -0.11]} rotation={[0.08, 0, 0]}>
             <boxGeometry args={[0.26, 0.44, 0.04]} />
-            <meshStandardMaterial color="#1e293b" roughness={0.7} />
+            <meshStandardMaterial color="#334155" roughness={0.7} />
           </mesh>
         </group>
       ))}
 
-      {/* Iluminação da Sala */}
-      <ambientLight intensity={0.4} />
-      <directionalLight position={[5, 8, 5]} intensity={1.0} castShadow />
-      <directionalLight position={[-5, 5, -5]} intensity={0.3} />
-      <pointLight position={[0, 3.5, 0]} intensity={1.5} color="#0ea5e9" distance={6} />
+      {/* Iluminação Super Clara e Acolhedora da Sala */}
+      <hemisphereLight skyColor="#ffffff" groundColor="#64748b" intensity={1.4} />
+      <directionalLight position={[6, 12, 6]} intensity={1.8} castShadow />
+      <directionalLight position={[-6, 8, -6]} intensity={0.5} />
+      <pointLight position={[0, 3.5, 0]} intensity={2.0} color="#0ea5e9" distance={8} />
     </group>
   );
 }
@@ -543,22 +600,22 @@ export default function MeetingRoom() {
               Lobby de <span className="text-primary">Reunião Virtual</span>
             </h2>
             <p className="mt-1.5 text-xs font-mono uppercase tracking-wider text-muted-foreground">
-              Prepare seu avatar e escolha seu assento
+              Escolha seu visual Mii e selecione seu assento
             </p>
           </div>
 
           <div className="grid grid-cols-1 gap-8 md:grid-cols-12">
             {/* Seletor de Avatar (Lado Esquerdo - 5 colunas) */}
             <div className="flex flex-col items-center justify-center rounded-xl border bg-muted/30 p-6 md:col-span-5 relative">
-              <span className="absolute top-3 left-4 font-mono text-[9px] uppercase tracking-widest text-muted-foreground">Escolha o Avatar</span>
+              <span className="absolute top-3 left-4 font-mono text-[9px] uppercase tracking-widest text-muted-foreground">Modelo de Avatar</span>
               
-              {/* Modelo Virtual do Avatar no Centro */}
-              <div className="h-44 w-full flex items-center justify-center relative bg-slate-950/40 rounded-lg overflow-hidden border border-border">
-                <Canvas camera={{ position: [0, 0.15, 0.35], fov: 50 }}>
-                  <ambientLight intensity={0.5} />
+              {/* Modelo Virtual do Mii no Centro */}
+              <div className="h-44 w-full flex items-center justify-center relative bg-slate-900/60 rounded-lg overflow-hidden border border-border">
+                <Canvas camera={{ position: [0, 0.16, 0.28], fov: 40 }}>
+                  <ambientLight intensity={0.8} />
                   <directionalLight position={[2, 3, 2]} intensity={1.5} />
                   <pointLight position={[0, 0.15, 0.2]} intensity={1} color={currentAvatar.color} />
-                  <ThreeAvatar avatarId={selectedAvatar} color={currentAvatar.color} username={name || 'Avatar'} position={[0, 0, 0]} isTalking={true} />
+                  <MiiAvatar avatarId={selectedAvatar} username={name || 'Mii'} position={[0, 0, 0]} isTalking={true} />
                 </Canvas>
 
                 {/* Navegadores de carrossel de avatar */}
@@ -572,7 +629,7 @@ export default function MeetingRoom() {
 
               {/* Informações do avatar */}
               <div className="mt-4 text-center">
-                <span className="font-mono text-xs font-bold uppercase tracking-wider" style={{ color: currentAvatar.color }}>
+                <span className="font-mono text-xs font-bold uppercase tracking-wider text-foreground">
                   {currentAvatar.name}
                 </span>
                 <p className="text-[10px] text-muted-foreground mt-0.5">{currentAvatar.desc}</p>
@@ -668,10 +725,10 @@ export default function MeetingRoom() {
   // --- Renderização da Sala de Reunião Ativa ---
 
   return (
-    <div className="flex h-screen overflow-hidden bg-slate-950 text-white relative">
-      {/* 3D Canvas - Sala Virtual */}
+    <div className="flex h-screen overflow-hidden bg-slate-950 text-white relative animate-in fade-in duration-300">
+      {/* 3D Canvas - Sala Virtual Clara */}
       <div className="flex-1 h-full relative">
-        <Canvas camera={{ position: [0, 2.5, 2.8], fov: 45 }} shadows>
+        <Canvas camera={{ position: [0, 2.5, 2.8], fof: 45 }} shadows>
           <ThreeMeetingRoomScene currentActiveModel={activeModel} />
           
           {/* Renderizar avatares dos outros participantes na sala */}
@@ -683,16 +740,13 @@ export default function MeetingRoom() {
             // Não renderiza a nós mesmos na cena como avatar, nossa câmera já está na cadeira!
             if (peer.chairId === selectedChair) return null;
 
-            const avatarPreset = AVATAR_PRESETS[peer.avatarId - 1] || AVATAR_PRESETS[0];
-
             return (
-              <ThreeAvatar
+              <MiiAvatar
                 key={peer.presence_ref}
                 avatarId={peer.avatarId}
-                color={avatarPreset.color}
                 username={peer.username}
                 position={chairConf.pos}
-                isTalking={isTalking && Math.random() > 0.5} // Simulação simples de fala para os peers
+                isTalking={isTalking && Math.random() > 0.5} // Simulação de fala
               />
             );
           })}
@@ -715,7 +769,7 @@ export default function MeetingRoom() {
             <div className="flex flex-col">
               <span className="font-mono text-[9px] text-muted-foreground uppercase">Reunião Conectada</span>
               <span className="font-mono text-xs font-semibold text-foreground">
-                Cadeiras Ocupadas: {activeUsersCount}/8
+                Membros Online: {activeUsersCount}/8
               </span>
             </div>
           </div>
@@ -759,9 +813,9 @@ export default function MeetingRoom() {
           </Button>
 
           <div className="pointer-events-auto rounded-xl border bg-slate-900/90 backdrop-blur-md px-4 py-2 flex flex-col justify-center shadow-2xl">
-            <span className="font-mono text-[8px] text-muted-foreground uppercase">Dica Imersiva</span>
+            <span className="font-mono text-[8px] text-muted-foreground uppercase">Dica de Visão</span>
             <span className="text-[10px] text-foreground font-mono">
-              Clique e arraste com o botão esquerdo do mouse para girar a maquete e a sala
+              Clique e arraste com o botão esquerdo para girar a mesa e olhar os avatares
             </span>
           </div>
         </div>
@@ -773,9 +827,9 @@ export default function MeetingRoom() {
         <div className="border-b border-slate-800 p-4 flex items-center justify-between">
           <div className="flex items-center gap-2">
             <MessageSquare className="h-4.5 w-4.5 text-primary" />
-            <span className="font-mono text-xs font-bold uppercase tracking-wider">Chat & Notas</span>
+            <span className="font-mono text-xs font-bold uppercase tracking-wider">Chat da Reunião</span>
           </div>
-          <span className="font-mono text-[10px] bg-primary/20 text-primary px-1.5 py-0.5 rounded">Realtime</span>
+          <span className="font-mono text-[10px] bg-primary/20 text-primary px-1.5 py-0.5 rounded">Tempo Real</span>
         </div>
 
         {/* Histórico do Chat */}