diff --git a/index.html b/index.html
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+<!DOCTYPE html>
+<html lang="es">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>IntegraRepara | Acceso</title>
+    <script src="https://cdn.tailwindcss.com"></script>
+    <script src="https://cdn.jsdelivr.net/npm/sweetalert2@11"></script>
+</head>
+<body class="bg-gray-100 font-sans">
+
+    <div id="app" class="min-h-screen flex items-center justify-center p-4">
+        </div>
+
+<script>
+    // --- ESTADO ---
+    const API_URL = ""; // Dejar vacío si está en el mismo dominio, o poner http://localhost:3000
+    let state = {
+        token: localStorage.getItem('token') || null,
+        tempPhone: null // Para recordar el telf al verificar
+    };
+
+    // --- VISTAS ---
+
+    const renderLogin = () => `
+        <div class="bg-white p-8 rounded-xl shadow-lg w-full max-w-md">
+            <h2 class="text-2xl font-bold mb-6 text-center text-blue-600">Iniciar Sesión</h2>
+            <form onsubmit="handleLogin(event)" class="space-y-4">
+                <input type="email" id="loginEmail" placeholder="Email" class="w-full p-3 border rounded" required>
+                <input type="password" id="loginPass" placeholder="Contraseña" class="w-full p-3 border rounded" required>
+                <button type="submit" class="w-full bg-blue-600 text-white p-3 rounded hover:bg-blue-700 font-bold">Entrar</button>
+            </form>
+            <p class="mt-4 text-center text-sm">
+                ¿No tienes cuenta? <a href="#" onclick="navigate('register')" class="text-blue-500 hover:underline">Regístrate aquí</a>
+            </p>
+        </div>
+    `;
+
+    const renderRegister = () => `
+        <div class="bg-white p-8 rounded-xl shadow-lg w-full max-w-md">
+            <h2 class="text-2xl font-bold mb-6 text-center text-green-600">Registro Nuevo</h2>
+            <form onsubmit="handleRegister(event)" class="space-y-3">
+                <input type="text" id="regName" placeholder="Nombre Completo" class="w-full p-3 border rounded" required>
+                <input type="text" id="regAddress" placeholder="Dirección" class="w-full p-3 border rounded" required>
+                <input type="text" id="regDni" placeholder="DNI / CIF" class="w-full p-3 border rounded" required>
+                <input type="tel" id="regPhone" placeholder="Móvil (WhatsApp)" class="w-full p-3 border rounded" required>
+                <input type="email" id="regEmail" placeholder="Email" class="w-full p-3 border rounded" required>
+                <input type="password" id="regPass" placeholder="Contraseña" class="w-full p-3 border rounded" required>
+                <button type="submit" class="w-full bg-green-600 text-white p-3 rounded hover:bg-green-700 font-bold">Crear Cuenta</button>
+            </form>
+            <p class="mt-4 text-center text-sm">
+                ¿Ya tienes cuenta? <a href="#" onclick="navigate('login')" class="text-blue-500 hover:underline">Inicia Sesión</a>
+            </p>
+        </div>
+    `;
+
+    const renderVerify = () => `
+        <div class="bg-white p-8 rounded-xl shadow-lg w-full max-w-md text-center">
+            <h2 class="text-2xl font-bold mb-2 text-purple-600">Verifica tu WhatsApp</h2>
+            <p class="mb-6 text-gray-600">Hemos enviado un código a <b>${state.tempPhone}</b></p>
+            <form onsubmit="handleVerify(event)" class="space-y-4">
+                <input type="text" id="verifyCode" placeholder="123456" class="w-full p-4 text-center text-2xl tracking-widest border rounded" maxlength="6" required>
+                <button type="submit" class="w-full bg-purple-600 text-white p-3 rounded hover:bg-purple-700 font-bold">Verificar</button>
+            </form>
+            <button onclick="navigate('register')" class="mt-4 text-sm text-gray-400 underline">Volver / Cambiar número</button>
+        </div>
+    `;
+
+    const renderDashboard = async () => {
+        // Cargar datos
+        const res = await fetchWithAuth('/services');
+        const services = res.ok ? res.data.services : [];
+
+        return `
+        <div class="w-full max-w-4xl">
+            <div class="bg-white p-6 rounded-xl shadow-lg mb-6 flex justify-between items-center">
+                <h1 class="text-2xl font-bold">Panel de Control</h1>
+                <button onclick="logout()" class="text-red-500 border border-red-500 px-4 py-2 rounded hover:bg-red-50">Cerrar Sesión</button>
+            </div>
+            
+            <div class="bg-white p-6 rounded-xl shadow-lg">
+                <h3 class="font-bold text-lg mb-4">Mis Servicios</h3>
+                ${services.length === 0 ? '<p class="text-gray-500">No hay servicios registrados.</p>' : ''}
+                <ul class="space-y-2">
+                    ${services.map(s => `
+                        <li class="p-4 border rounded hover:bg-gray-50 flex justify-between">
+                            <span class="font-bold">${s.title}</span>
+                            <span class="text-sm text-gray-500">${new Date(s.created_at).toLocaleDateString()}</span>
+                        </li>
+                    `).join('')}
+                </ul>
+            </div>
+        </div>
+        `;
+    };
+
+    // --- LÓGICA ---
+
+    async function navigate(view) {
+        const app = document.getElementById('app');
+        app.innerHTML = '<div class="animate-pulse">Cargando...</div>';
+        
+        if (view === 'login') app.innerHTML = renderLogin();
+        else if (view === 'register') app.innerHTML = renderRegister();
+        else if (view === 'verify') app.innerHTML = renderVerify();
+        else if (view === 'dashboard') {
+            if (!state.token) return navigate('login');
+            app.innerHTML = await renderDashboard();
+        }
+    }
+
+    // API Helpers
+    async function apiCall(endpoint, method, body) {
+        try {
+            const r = await fetch(API_URL + endpoint, {
+                method,
+                headers: { 'Content-Type': 'application/json' },
+                body: JSON.stringify(body)
+            });
+            return await r.json();
+        } catch (e) {
+            return { ok: false, error: "Error de conexión" };
+        }
+    }
+
+    async function fetchWithAuth(endpoint) {
+        try {
+            const r = await fetch(API_URL + endpoint, {
+                headers: { 'Authorization': `Bearer ${state.token}` }
+            });
+            const data = await r.json();
+            return { ok: r.ok, data };
+        } catch(e) { return { ok: false }; }
+    }
+
+    // Handlers
+    async function handleRegister(e) {
+        e.preventDefault();
+        const data = {
+            fullName: document.getElementById('regName').value,
+            address: document.getElementById('regAddress').value,
+            dni: document.getElementById('regDni').value,
+            phone: document.getElementById('regPhone').value,
+            email: document.getElementById('regEmail').value,
+            password: document.getElementById('regPass').value,
+        };
+
+        Swal.fire({ title: 'Registrando...', didOpen: () => Swal.showLoading() });
+        const res = await apiCall('/auth/register', 'POST', data);
+        Swal.close();
+
+        if (res.ok) {
+            state.tempPhone = res.phone; // Guardamos el telf normalizado
+            navigate('verify');
+            Swal.fire('¡Código Enviado!', 'Revisa tu WhatsApp', 'success');
+        } else {
+            Swal.fire('Error', res.error, 'error');
+        }
+    }
+
+    async function handleVerify(e) {
+        e.preventDefault();
+        const code = document.getElementById('verifyCode').value;
+        
+        Swal.fire({ title: 'Verificando...', didOpen: () => Swal.showLoading() });
+        const res = await apiCall('/auth/verify', 'POST', { phone: state.tempPhone, code });
+        Swal.close();
+
+        if (res.ok) {
+            localStorage.setItem('token', res.token);
+            state.token = res.token;
+            navigate('dashboard');
+            Swal.fire('¡Éxito!', 'Bienvenido a la plataforma', 'success');
+        } else {
+            Swal.fire('Error', res.error, 'error');
+        }
+    }
+
+    async function handleLogin(e) {
+        e.preventDefault();
+        const email = document.getElementById('loginEmail').value;
+        const password = document.getElementById('loginPass').value;
+
+        Swal.fire({ title: 'Entrando...', didOpen: () => Swal.showLoading() });
+        const res = await apiCall('/auth/login', 'POST', { email, password });
+        Swal.close();
+
+        if (res.ok) {
+            localStorage.setItem('token', res.token);
+            state.token = res.token;
+            navigate('dashboard');
+        } else {
+            Swal.fire('Error', res.error, 'error');
+        }
+    }
+
+    function logout() {
+        localStorage.removeItem('token');
+        state.token = null;
+        navigate('login');
+    }
+
+    // Init
+    if (state.token) navigate('dashboard');
+    else navigate('login');
+
+</script>
+</body>
+</html>
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