Improved SEO and Google Ads Integration

app/components/AuthProvider.tsx

@@ -4,7 +4,7 @@ import { DynamicContextProvider, DynamicWidget, useDynamicContext } from '@dynam
 import { EthereumWalletConnectors } from '@dynamic-labs/ethereum';
 import { ZeroDevSmartWalletConnectors } from '@dynamic-labs/ethereum-aa';
 import { createContext, useContext, useEffect, useState, useCallback, ReactNode } from 'react';
-import { trackSignInStarted, trackUserLoggedIn } from '@/lib/analytics';
+import { trackSignInStarted, trackUserLoggedIn, trackUserLoggedOut } from '@/lib/analytics';
 import { hasValidPromoAccess } from '@/lib/promo-access';
 
 interface SubscriptionData {
@@ -305,6 +305,7 @@ export function AuthProvider({ children }: { children: ReactNode }) {
         walletConnectors: [EthereumWalletConnectors, ZeroDevSmartWalletConnectors],
         events: {
           onLogout: () => {
+            trackUserLoggedOut();
             setIsAuthenticated(false);
             setUser(null);
             setHasActiveSubscription(false);

app/components/LLMChatInline.tsx

@@ -386,7 +386,7 @@ export default function AIChatInline({ onOpenTour }: AIChatInlineProps = {}) {
     setAttachmentError(null);
 
     // Track LLM question
-    trackLLMQuestionAsked();
+    trackLLMQuestionAsked({ isFollowUp: messages.length > 0 });
 
     // Process attachments if any
     let processedAttachments: Attachment[] = [];

app/components/LLMCommentaryModal.tsx

@@ -8,6 +8,7 @@ import StudyQualityIndicators from "./StudyQualityIndicators";
 import { useResults } from "./ResultsContext";
 import { useCustomization } from "./CustomizationContext";
 import { callLLM, getLLMDescription } from "@/lib/llm-client";
+import { trackAIAnalysisRun } from "@/lib/analytics";
 
 type LLMCommentaryModalProps = {
   isOpen: boolean;
@@ -89,6 +90,7 @@ export default function LLMCommentaryModal({
       localStorage.setItem(CONSENT_STORAGE_KEY, "true");
       setHasConsent(true);
       setShowConsentModal(false);
+      trackAIAnalysisRun();
       fetchCommentary();
     }
   };

app/components/StudyResultReveal.tsx

@@ -8,7 +8,7 @@ import { analyzeStudyClientSide, UserStudyResult, determineEffectTypeAndSize } f
 import DisclaimerModal from "./DisclaimerModal";
 import LLMCommentaryModal from "./LLMCommentaryModal";
 import { SavedResult } from "@/lib/results-manager";
-import { trackStudyResultReveal } from "@/lib/analytics";
+import { trackStudyResultReveal, trackStudyAnalysisStarted } from "@/lib/analytics";
 
 type StudyResultRevealProps = {
   studyId: number;
@@ -80,6 +80,7 @@ export default function StudyResultReveal({ studyId, studyAccession, snps, trait
   }, [savedResult]);
 
   const handleRevealClick = () => {
+    trackStudyAnalysisStarted();
     setShowDisclaimer(true);
   };
 

app/dna-chat/layout.tsx

@@ -0,0 +1,28 @@
+import type { Metadata } from "next";
+
+export const metadata: Metadata = {
+  title: "DNA Chat - Monadic DNA Explorer",
+  description: "Ask private AI questions about your saved genetic results. Your DNA data never leaves your device.",
+  keywords: ["DNA chat", "genetic AI", "private DNA analysis", "personal genomics AI", "DNA questions"],
+  alternates: {
+    canonical: "https://explorer.monadicdna.com/dna-chat",
+  },
+  openGraph: {
+    title: "DNA Chat - Monadic DNA Explorer",
+    description: "Ask private AI questions about your saved genetic results. Your DNA data never leaves your device.",
+    type: "website",
+    url: "https://explorer.monadicdna.com/dna-chat",
+    siteName: "Monadic DNA Explorer",
+    locale: "en_US",
+  },
+  twitter: {
+    card: "summary_large_image",
+    title: "DNA Chat - Monadic DNA Explorer",
+    description: "Ask private AI questions about your saved genetic results. Your DNA data never leaves your device.",
+    creator: "@MonadicDNA",
+  },
+};
+
+export default function DNAChatLayout({ children }: { children: React.ReactNode }) {
+  return <>{children}</>;
+}

app/dna-chat/page.tsx

@@ -8,10 +8,15 @@ import { PremiumPaywall } from "../components/PremiumPaywall";
 import LLMChatInline from "../components/LLMChatInline";
 import GuidedTour, { hasCompletedTour } from "../components/GuidedTour";
 import { dnaChatTour } from "../components/tours/tourContent";
+import { trackDNAChatViewed } from "@/lib/analytics";
 
 export default function DNAChatPage() {
   const [tourOpen, setTourOpen] = useState(false);
 
+  useEffect(() => {
+    trackDNAChatViewed();
+  }, []);
+
   useEffect(() => {
     if (!hasCompletedTour(dnaChatTour.id)) {
       setTourOpen(true);

app/explore/page.tsx

@@ -26,6 +26,7 @@ import {
   trackRunAllStarted,
   trackQueryRun,
   trackExploreTabViewed,
+  trackSearchModeChanged,
 } from "@/lib/analytics";
 
 // Note: Metadata must be exported from layout.tsx or a server component
@@ -808,7 +809,7 @@ function ExplorePage() {
                       name="searchMode"
                       value="similarity"
                       checked={filters.searchMode === "similarity"}
-                      onChange={(event) => updateFilter("searchMode", event.target.value as "similarity" | "exact")}
+                      onChange={(event) => { const m = event.target.value as "similarity" | "exact"; updateFilter("searchMode", m); trackSearchModeChanged(m); }}
                     />
                     Similarity
                   </label>
@@ -818,7 +819,7 @@ function ExplorePage() {
                       name="searchMode"
                       value="exact"
                       checked={filters.searchMode === "exact"}
-                      onChange={(event) => updateFilter("searchMode", event.target.value as "similarity" | "exact")}
+                      onChange={(event) => { const m = event.target.value as "similarity" | "exact"; updateFilter("searchMode", m); trackSearchModeChanged(m); }}
                     />
                     Exact match
                   </label>

app/layout.tsx

@@ -33,7 +33,7 @@ export const metadata: Metadata = {
     locale: "en_US",
     images: [
       {
-        url: "https://monadicdna.com/og-image.png",
+        url: "/og-image.png",
         width: 1199,
         height: 630,
         alt: "Monadic DNA Explorer - Private DNA insights from trusted genetic research",
@@ -45,7 +45,7 @@ export const metadata: Metadata = {
     title: "Monadic DNA | Personal DNA insights with privacy, autonomy, and boundless curiosity",
     description: "Private DNA insights from trusted genetic research. Learn from your DNA while your data remains private, protected, and entirely in your hands.",
     creator: "@MonadicDNA",
-    images: ["https://monadicdna.com/og-image.png"],
+    images: ["/og-image.png"],
   },
   robots: {
     index: true,
@@ -87,6 +87,7 @@ export default function RootLayout({
             gtag('config', 'G-HP3FB0GX80', {
               anonymize_ip: true,
             });
+            gtag('config', 'AW-777857829');
           `}
         </Script>
         {/* Reddit Pixel */}

app/overview-report/layout.tsx

@@ -0,0 +1,28 @@
+import type { Metadata } from "next";
+
+export const metadata: Metadata = {
+  title: "Overview Report - Monadic DNA Explorer",
+  description: "Generate an AI-powered report synthesizing your saved genetic results into patterns, themes, and suggested next steps.",
+  keywords: ["DNA overview report", "genetic analysis report", "AI genetics", "personal genomics report"],
+  alternates: {
+    canonical: "https://explorer.monadicdna.com/overview-report",
+  },
+  openGraph: {
+    title: "Overview Report - Monadic DNA Explorer",
+    description: "Generate an AI-powered report synthesizing your saved genetic results into patterns, themes, and suggested next steps.",
+    type: "website",
+    url: "https://explorer.monadicdna.com/overview-report",
+    siteName: "Monadic DNA Explorer",
+    locale: "en_US",
+  },
+  twitter: {
+    card: "summary_large_image",
+    title: "Overview Report - Monadic DNA Explorer",
+    description: "Generate an AI-powered report synthesizing your saved genetic results into patterns, themes, and suggested next steps.",
+    creator: "@MonadicDNA",
+  },
+};
+
+export default function OverviewReportLayout({ children }: { children: React.ReactNode }) {
+  return <>{children}</>;
+}

app/overview-report/page.tsx

@@ -13,6 +13,7 @@ import { useResults } from "../components/ResultsContext";
 import { hasValidPromoAccess } from "@/lib/promo-access";
 import GuidedTour, { hasCompletedTour } from "../components/GuidedTour";
 import { overviewReportTour } from "../components/tours/tourContent";
+import { trackOverviewReportViewed } from "@/lib/analytics";
 
 export default function OverviewReportPage() {
   const router = useRouter();
@@ -32,6 +33,10 @@ export default function OverviewReportPage() {
     return () => window.removeEventListener('premiumAccessUpdated', refreshPromoAccess);
   }, []);
 
+  useEffect(() => {
+    trackOverviewReportViewed();
+  }, []);
+
   useEffect(() => {
     if (!hasCompletedTour(overviewReportTour.id)) {
       setTourOpen(true);

app/page.tsx

@@ -17,7 +17,7 @@ export const metadata: Metadata = {
     locale: "en_US",
     images: [
       {
-        url: "https://monadicdna.com/og-image.png",
+        url: "/og-image.png",
         width: 1199,
         height: 630,
         alt: "Monadic DNA Explorer - Private DNA insights from trusted genetic research",
@@ -28,13 +28,46 @@ export const metadata: Metadata = {
     card: "summary_large_image",
     title: "Monadic DNA | Personal DNA insights with privacy, autonomy, and boundless curiosity",
     description: "Private DNA insights from trusted genetic research. Learn from your DNA while your data remains private, protected, and entirely in your hands.",
-    images: ["https://monadicdna.com/og-image.png"],
+    images: ["/og-image.png"],
+  },
+};
+
+const organizationJsonLd = {
+  "@context": "https://schema.org",
+  "@type": "Organization",
+  "name": "Monadic DNA",
+  "url": "https://explorer.monadicdna.com",
+  "logo": "https://explorer.monadicdna.com/explorer-logo.png",
+  "sameAs": ["https://x.com/MonadicDNA"],
+};
+
+const websiteJsonLd = {
+  "@context": "https://schema.org",
+  "@type": "WebSite",
+  "name": "Monadic DNA Explorer",
+  "url": "https://explorer.monadicdna.com",
+  "description": "Private DNA insights from trusted genetic research.",
+  "potentialAction": {
+    "@type": "SearchAction",
+    "target": {
+      "@type": "EntryPoint",
+      "urlTemplate": "https://explorer.monadicdna.com/explore?q={search_term_string}",
+    },
+    "query-input": "required name=search_term_string",
   },
 };
 
 export default function HomePage() {
   return (
     <div className="app-container">
+      <script
+        type="application/ld+json"
+        dangerouslySetInnerHTML={{ __html: JSON.stringify(organizationJsonLd) }}
+      />
+      <script
+        type="application/ld+json"
+        dangerouslySetInnerHTML={{ __html: JSON.stringify(websiteJsonLd) }}
+      />
       <MenuBar />
       <Suspense>
         <LandingClient />

app/sitemap.ts

@@ -1,62 +1,55 @@
 import { MetadataRoute } from 'next';
+import { executeQuerySingle, executeQuery } from '@/lib/db';
 
-export default async function sitemap(): Promise<MetadataRoute.Sitemap> {
-  const baseUrl = process.env.NEXT_PUBLIC_SITE_URL || 'https://monadicdna.com';
+const SITE_URL = process.env.NEXT_PUBLIC_SITE_URL || 'https://explorer.monadicdna.com';
+const BATCH_SIZE = 10_000;
 
-  // Static pages
-  const staticPages: MetadataRoute.Sitemap = [
-    {
-      url: baseUrl,
-      lastModified: new Date(),
-      changeFrequency: 'weekly',
-      priority: 1.0,
-    },
-    {
-      url: `${baseUrl}/explore`,
-      lastModified: new Date(),
-      changeFrequency: 'daily',
-      priority: 0.9,
-    },
-    {
-      url: `${baseUrl}/dna-chat`,
-      lastModified: new Date(),
-      changeFrequency: 'weekly',
-      priority: 0.8,
-    },
-    {
-      url: `${baseUrl}/overview-report`,
-      lastModified: new Date(),
-      changeFrequency: 'weekly',
-      priority: 0.8,
-    },
-    {
-      url: `${baseUrl}/subscribe`,
-      lastModified: new Date(),
-      changeFrequency: 'weekly',
-      priority: 0.7,
-    },
-  ];
+// generateSitemaps splits the study pages across multiple sitemap files,
+// each with up to BATCH_SIZE URLs, staying within the 50K-per-file limit.
+export async function generateSitemaps() {
+  try {
+    const row = await executeQuerySingle<{ max_id: number }>(
+      'SELECT MAX(id) AS max_id FROM gwas_catalog',
+      []
+    );
+    const maxId = row?.max_id ?? 1000;
+    const count = Math.ceil(maxId / BATCH_SIZE);
+    // id 0 is reserved for static pages; ids 1..n are study batches
+    return Array.from({ length: count + 1 }, (_, i) => ({ id: i }));
+  } catch {
+    return [{ id: 0 }];
+  }
+}
 
-  // Dynamic study pages - we'll include a sample of studies
-  // In production, you might want to:
-  // 1. Query your database for all study IDs
-  // 2. Generate sitemap index files for large datasets (50K+ URLs)
-  // 3. Use dynamic sitemap generation or sitemap index
+export default async function sitemap({ id }: { id: number }): Promise<MetadataRoute.Sitemap> {
+  // id === 0: static pages only
+  if (id === 0) {
+    return [
+      { url: SITE_URL,                         lastModified: new Date(), changeFrequency: 'weekly',  priority: 1.0 },
+      { url: `${SITE_URL}/explore`,            lastModified: new Date(), changeFrequency: 'daily',   priority: 0.9 },
+      { url: `${SITE_URL}/dna-chat`,           lastModified: new Date(), changeFrequency: 'weekly',  priority: 0.8 },
+      { url: `${SITE_URL}/overview-report`,    lastModified: new Date(), changeFrequency: 'weekly',  priority: 0.8 },
+      { url: `${SITE_URL}/subscribe`,          lastModified: new Date(), changeFrequency: 'weekly',  priority: 0.7 },
+    ];
+  }
 
-  // For now, we'll include the first 1000 studies as an example
-  // This keeps the sitemap under 50K URLs limit
-  const studyPages: MetadataRoute.Sitemap = [];
+  // ids 1..n: study pages in BATCH_SIZE chunks
+  const batchIndex = id - 1;
+  const minId = batchIndex * BATCH_SIZE + 1;
+  const maxId = (batchIndex + 1) * BATCH_SIZE;
 
-  // Generate URLs for first 1000 studies (you can adjust this)
-  for (let i = 1; i <= 1000; i++) {
-    studyPages.push({
-      url: `${baseUrl}/study/${i}`,
+  try {
+    const rows = await executeQuery<{ id: number }>(
+      'SELECT id FROM gwas_catalog WHERE id BETWEEN $1 AND $2 ORDER BY id',
+      [minId, maxId]
+    );
+    return rows.map(row => ({
+      url: `${SITE_URL}/study/${row.id}`,
       lastModified: new Date(),
       changeFrequency: 'monthly',
       priority: 0.6,
-    });
+    }));
+  } catch {
+    return [];
   }
-
-  // Combine all pages
-  return [...staticPages, ...studyPages];
 }