feat: add onboarding screen and redirect new users after login

apps/web/app/(auth)/login/page.tsx

@@ -30,7 +30,11 @@ export default function LoginPage() {
       const response = await login({ email, password });
       setTokens(response.accessToken, response.refreshToken);
       setUser(response.user);
-      router.push('/dashboard');
+    
+      const STORAGE_KEY = 'horux360:onboarding_seen_v1';
+      const seen = typeof window !== 'undefined' && localStorage.getItem(STORAGE_KEY) === '1';
+    
+      router.push(seen ? '/dashboard' : '/onboarding');
     } catch (err: any) {
       setError(err.response?.data?.message || 'Error al iniciar sesión');
     } finally {

apps/web/app/onboarding/page.tsx

@@ -0,0 +1,5 @@
+import OnboardingScreen from "../../components/onboarding/OnboardingScreen";
+
+export default function Page() {
+  return <OnboardingScreen />;
+}

apps/web/components/onboarding/OnboardingScreen.tsx

@@ -0,0 +1,170 @@
+'use client';
+
+import { useEffect, useMemo, useState } from 'react';
+import { useRouter } from 'next/navigation';
+
+/**
+ * Onboarding persistence key.
+ * If you later want this to come from env/config, move it to apps/web/config/onboarding.ts
+ */
+const STORAGE_KEY = 'horux360:onboarding_seen_v1';
+
+export default function OnboardingScreen() {
+  const router = useRouter();
+  const [isNewUser, setIsNewUser] = useState(true);
+  const [loading, setLoading] = useState(false);
+
+  const safePush = (path: string) => {
+    // Avoid multiple navigations if user clicks quickly.
+    if (loading) return;
+    setLoading(true);
+    router.push(path);
+  };
+
+  useEffect(() => {
+    const seen = typeof window !== 'undefined' && localStorage.getItem(STORAGE_KEY) === '1';
+
+    // If the user has already seen onboarding, go to dashboard automatically.
+    if (seen) {
+      setIsNewUser(false);
+      setLoading(true);
+      const t = setTimeout(() => router.push('/dashboard'), 900);
+      return () => clearTimeout(t);
+    }
+  }, [router]);
+
+  const handleContinue = () => {
+    if (typeof window !== 'undefined') localStorage.setItem(STORAGE_KEY, '1');
+    setLoading(true);
+    setTimeout(() => router.push('/dashboard'), 700);
+  };
+
+  const handleReset = () => {
+    if (typeof window !== 'undefined') localStorage.removeItem(STORAGE_KEY);
+    location.reload();
+  };
+
+  const headerStatus = useMemo(() => (isNewUser ? 'Onboarding' : 'Redirección'), [isNewUser]);
+
+  return (
+    <main className="min-h-screen relative overflow-hidden bg-white">
+      {/* Grid tech claro */}
+      <div
+        className="absolute inset-0 opacity-[0.05]"
+        style={{
+          backgroundImage:
+            'linear-gradient(to right, rgba(15,23,42,.2) 1px, transparent 1px), linear-gradient(to bottom, rgba(15,23,42,.2) 1px, transparent 1px)',
+          backgroundSize: '48px 48px',
+        }}
+      />
+
+      {/* Glow global azul (sutil) */}
+      <div className="absolute -top-24 left-1/2 h-72 w-[42rem] -translate-x-1/2 rounded-full bg-blue-500/20 blur-3xl" />
+
+      <div className="relative z-10 flex min-h-screen items-center justify-center p-6">
+        <div className="w-full max-w-4xl">
+          <div className="rounded-2xl border border-slate-200 bg-white shadow-xl overflow-hidden">
+            {/* Header */}
+            <div className="flex items-center justify-between px-6 py-4 border-b border-slate-200">
+              <div className="flex items-center gap-3">
+                <div className="h-9 w-9 rounded-xl bg-blue-600/10 border border-blue-500/30 flex items-center justify-center">
+                  <div className="h-2.5 w-2.5 rounded-full bg-blue-500" />
+                </div>
+                <div className="leading-tight">
+                  <p className="text-sm font-semibold text-slate-800">Horux360</p>
+                  <p className="text-xs text-slate-500">Pantalla de inicio</p>
+                </div>
+              </div>
+
+              <span className="text-xs text-slate-500">{headerStatus}</span>
+            </div>
+
+            {/* Body */}
+            <div className="p-6 md:p-8">
+              {isNewUser ? (
+                <div className="grid gap-8 md:grid-cols-2 md:items-center">
+                  {/* Left */}
+                  <div>
+                    <h1 className="text-2xl md:text-3xl font-semibold text-slate-900">
+                      Bienvenido a Horux360
+                    </h1>
+                    <p className="mt-2 text-sm md:text-base text-slate-600 max-w-md">
+                      Revisa este breve video para conocer el flujo. Después podrás continuar.
+                    </p>
+
+                    <div className="mt-6 flex items-center gap-3">
+                      <button
+                        onClick={handleContinue}
+                        disabled={loading}
+                        className="bg-blue-600 disabled:opacity-60 disabled:cursor-not-allowed text-white px-6 py-3 rounded-xl font-semibold shadow-md hover:bg-blue-700 hover:shadow-lg transition-all"
+                      >
+                        {loading ? 'Cargando…' : 'Continuar'}
+                      </button>
+
+                      <button
+                        onClick={() => safePush('/login')}
+                        disabled={loading}
+                        className="px-5 py-3 rounded-xl font-medium text-slate-700 border border-slate-300 hover:bg-slate-100 transition disabled:opacity-60 disabled:cursor-not-allowed"
+                      >
+                        Ver más
+                      </button>
+                    </div>
+
+                    <div className="mt-6 text-xs text-slate-500">
+                      Usuario nuevo: muestra video • Usuario recurrente: redirección automática
+                    </div>
+                  </div>
+
+                  {/* Right (video) - elegante sin glow */}
+                  <div className="relative">
+                    <div className="rounded-2xl border border-slate-200 bg-white shadow-sm">
+                      <div className="h-1 w-full rounded-t-2xl bg-gradient-to-r from-blue-600/80 via-blue-500/40 to-transparent" />
+                      <div className="p-3">
+                        <div className="rounded-xl border border-slate-200 bg-slate-50 overflow-hidden">
+                          <video src="/video-intro.mp4" controls className="w-full rounded-xl" />
+                        </div>
+
+                        <div className="mt-3 flex items-center justify-between text-xs text-slate-500">
+                          <span className="flex items-center gap-2">
+                            <span className="inline-block h-2 w-2 rounded-full bg-blue-500" />
+                            Video introductorio
+                          </span>
+                          <span>v1</span>
+                        </div>
+                      </div>
+                    </div>
+                  </div>
+                </div>
+              ) : (
+                <div className="py-12 flex flex-col items-center justify-center text-center">
+                  <div className="h-12 w-12 rounded-2xl bg-blue-600/10 border border-blue-500/30 flex items-center justify-center">
+                    <div className="h-3 w-3 rounded-full bg-blue-500 animate-pulse" />
+                  </div>
+                  <h2 className="mt-5 text-lg font-semibold text-slate-800">
+                    Redirigiendo al dashboard…
+                  </h2>
+                  <p className="mt-2 text-sm text-slate-600">Usuario recurrente detectado.</p>
+
+                  <div className="mt-6 w-full max-w-sm h-2 rounded-full bg-slate-200 overflow-hidden border border-slate-300">
+                    <div className="h-full w-2/3 bg-blue-600/80 animate-pulse" />
+                  </div>
+
+                  <button
+                    onClick={handleReset}
+                    className="mt-6 text-xs text-slate-500 hover:text-slate-700 underline underline-offset-4"
+                  >
+                    Ver video otra vez (reset demo)
+                  </button>
+                </div>
+              )}
+            </div>
+          </div>
+
+          <p className="mt-4 text-center text-xs text-slate-400">
+            Demo UI sin backend • Persistencia local: localStorage
+          </p>
+        </div>
+      </div>
+    </main>
+  );
+}