fix: og image generation

app/about/page.tsx

@@ -1,5 +1,7 @@
+import type { Metadata } from "next";
 import Link from "next/link";
 import { PageHeader } from "@/components/page-header";
+import { buildOgMeta } from "@/lib/og";
 import {
   BookOpen,
   BrainCircuit,
@@ -45,6 +47,14 @@ const PHASES = [
   },
 ];
 
+export function generateMetadata(): Metadata {
+  return buildOgMeta({
+    title: "About — Prabhupāda Says",
+    quote:
+      "Built by a small team of Prabhupādānugas — preserving and presenting the teachings of Śrīla Prabhupāda exactly as he gave them, without alteration.",
+  });
+}
+
 export default function AboutPage() {
   return (
     <div className="min-h-screen bg-background">

app/api/og/route.tsx

@@ -4,20 +4,52 @@ import { join } from "node:path";
 
 export const runtime = "nodejs";
 
+// Cache the font data at module level so it's only loaded once
+let geistBoldData: ArrayBuffer | null = null;
+let geistRegularData: ArrayBuffer | null = null;
+
+async function loadFonts() {
+  if (!geistBoldData) {
+    // Fetch Geist Bold from Google Fonts CDN
+    const boldRes = await fetch(
+      "https://cdn.jsdelivr.net/fontsource/fonts/geist-sans@latest/latin-700-normal.woff",
+    );
+    geistBoldData = await boldRes.arrayBuffer();
+  }
+  if (!geistRegularData) {
+    const regularRes = await fetch(
+      "https://cdn.jsdelivr.net/fontsource/fonts/geist-sans@latest/latin-400-normal.woff",
+    );
+    geistRegularData = await regularRes.arrayBuffer();
+  }
+  return { bold: geistBoldData, regular: geistRegularData };
+}
+
 export async function GET(request: Request) {
+  try {
     const { searchParams } = new URL(request.url);
 
     const title = searchParams.get("title") || "Prabhupāda Says";
     const detail = searchParams.get("detail") || "";
-  const quote = searchParams.get("quote") || "";
+    const rawQuote = searchParams.get("quote") || "";
+
+    // Fallback: if no quote provided, generate one from context
+    const quote =
+      rawQuote ||
+      (title === "Prabhupāda Says"
+        ? "Browse the original, unedited books, letters, and teachings of His Divine Grace A.C. Bhaktivedanta Swami Prabhupāda — presented as they are."
+        : `Read ${title}${detail ? ` — ${detail}` : ""} by His Divine Grace A.C. Bhaktivedanta Swami Prabhupāda`);
 
     // Truncate for readability and to prevent overflow
     const displayTitle = title.length > 60 ? title.slice(0, 57) + "..." : title;
     const displayDetail =
       detail.length > 80 ? detail.slice(0, 77) + "..." : detail;
-  const displayQuote = quote.length > 220 ? quote.slice(0, 217) + "..." : quote;
+    const displayQuote =
+      quote.length > 220 ? quote.slice(0, 217) + "..." : quote;
+
+    // Load fonts and image
+    const fonts = await loadFonts();
 
-  // Load the Prabhupāda image as base64
     const imgData = await readFile(
       join(process.cwd(), "public/images/og-left-prabhupada-reading.png"),
       "base64",
@@ -27,12 +59,12 @@ export async function GET(request: Request) {
     return new ImageResponse(
       <div
         style={{
-        width: "1200",
+          width: 1200,
-        height: "630",
+          height: 630,
           display: "flex",
           flexDirection: "row",
           backgroundColor: "#faf5f0",
-        fontFamily: "sans-serif",
+          fontFamily: "Geist, sans-serif",
           overflow: "hidden",
           position: "relative",
         }}
@@ -40,137 +72,89 @@ export async function GET(request: Request) {
         {/* Left side — image + branding */}
         <div
           style={{
-          width: "460",
+            width: 460,
-          height: "630",
+            height: 630,
             display: "flex",
-          flexDirection: "column",
             alignItems: "center",
-          justifyContent: "flex-end",
+            justifyContent: "center",
-          position: "relative",
             flexShrink: 0,
+            padding: 20,
           }}
         >
-        {/* Decorative quote mark */}
+          {/* Prabhupāda image — already contains quote mark and branding */}
-        <div
-          style={{
-            position: "absolute",
-            top: "30",
-            left: "30",
-            fontSize: "180",
-            fontWeight: "900",
-            color: "#e8b4b8",
-            lineHeight: "1",
-            display: "flex",
-          }}
-        >
-          &#x201C;
-        </div>
-
-        {/* Prabhupāda image */}
           <img
             src={imgSrc}
-          width="420"
+            width={420}
-          height="500"
+            height={590}
             style={{
               objectFit: "contain",
-            objectPosition: "bottom",
+              objectPosition: "center",
-            marginBottom: "0",
             }}
           />
-
-        {/* Branding at the bottom */}
-        <div
-          style={{
-            display: "flex",
-            flexDirection: "column",
-            alignItems: "center",
-            paddingBottom: "24",
-            marginTop: "-10",
-          }}
-        >
-          <span
-            style={{
-              fontSize: "36",
-              color: "#d4929a",
-              fontStyle: "italic",
-              fontWeight: "600",
-            }}
-          >
-            Prabhupāda
-          </span>
-          <span
-            style={{
-              fontSize: "20",
-              color: "#d4929a",
-              fontWeight: "700",
-              letterSpacing: "2",
-              marginTop: "-2",
-            }}
-          >
-            says
-          </span>
-        </div>
         </div>
 
         {/* Right side — content */}
         <div
           style={{
-          flex: "1",
+            flex: 1,
             display: "flex",
             flexDirection: "column",
             justifyContent: "center",
-          padding: "50 60 50 30",
+            paddingTop: 50,
-          gap: "16",
+            paddingRight: 60,
+            paddingBottom: 50,
+            paddingLeft: 60,
+            gap: 16,
           }}
         >
           {/* Title */}
           <div
             style={{
-            fontSize: "44",
+              fontSize: 36,
-            fontWeight: "800",
+              fontWeight: 700,
               color: "#2d2418",
-            lineHeight: "1.15",
+              lineHeight: 1.15,
               display: "flex",
               overflow: "hidden",
-            maxHeight: "102",
+              maxHeight: 84,
             }}
           >
             {displayTitle}
           </div>
 
           {/* Detail (chapter, verse, etc.) */}
-        {displayDetail && (
+          {displayDetail ? (
             <div
               style={{
-              fontSize: "22",
+                fontSize: 22,
-              fontWeight: "600",
+                fontWeight: 600,
                 color: "#5a4a3a",
-              lineHeight: "1.3",
+                lineHeight: 1.3,
                 display: "flex",
                 overflow: "hidden",
-              maxHeight: "30",
+                maxHeight: 30,
               }}
             >
               {displayDetail}
             </div>
-        )}
+          ) : null}
 
           {/* Quote text */}
-        {displayQuote && (
+          {displayQuote ? (
             <div
               style={{
                 display: "flex",
                 flexDirection: "column",
-              marginTop: "16",
+                marginTop: 16,
                 overflow: "hidden",
-              maxHeight: "180",
+                maxHeight: 180,
               }}
             >
               <div
                 style={{
-                fontSize: "24",
+                  fontSize: 24,
                   color: "#3d3228",
-                lineHeight: "1.5",
+                  lineHeight: 1.5,
                   display: "flex",
                   overflow: "hidden",
                 }}
@@ -178,21 +162,22 @@ export async function GET(request: Request) {
                 {displayQuote}
               </div>
             </div>
-        )}
+          ) : null}
 
           {/* Read more */}
           <div
             style={{
               display: "flex",
+              flexDirection: "row",
               alignItems: "center",
-            gap: "6",
+              gap: 6,
-            marginTop: "16",
+              marginTop: 16,
             }}
           >
             <span
               style={{
-              fontSize: "18",
+                fontSize: 18,
-              fontWeight: "700",
+                fontWeight: 700,
                 color: "#5a4a3a",
               }}
             >
@@ -200,8 +185,8 @@ export async function GET(request: Request) {
             </span>
             <span
               style={{
-              fontSize: "18",
+                fontSize: 18,
-              fontWeight: "700",
+                fontWeight: 700,
                 color: "#c47a5a",
               }}
             >
@@ -213,6 +198,24 @@ export async function GET(request: Request) {
       {
         width: 1200,
         height: 630,
+        fonts: [
+          {
+            name: "Geist",
+            data: fonts.regular,
+            style: "normal" as const,
+            weight: 400,
+          },
+          {
+            name: "Geist",
+            data: fonts.bold,
+            style: "normal" as const,
+            weight: 700,
+          },
+        ],
       },
     );
+  } catch (e) {
+    console.error("OG image generation failed:", e);
+    return new Response("Failed to generate OG image", { status: 500 });
+  }
 }

app/disciples/page.tsx

@@ -1,7 +1,9 @@
 export const dynamic = "force-dynamic";
 
+import type { Metadata } from "next";
 import Link from "next/link";
 import { PageHeader } from "@/components/page-header";
+import { ogForDisciples } from "@/lib/og";
 import {
   getTotalDiscipleCount,
   getFilteredDisciples,
@@ -14,6 +16,10 @@ import {
 import type { SuffixFilter } from "@/lib/disciples";
 import { DisciplesBrowser } from "./disciples-browser";
 
+export async function generateMetadata(): Promise<Metadata> {
+  return ogForDisciples();
+}
+
 const VALID_SUFFIXES: SuffixFilter[] = ["all", "Dasa", "Devi Dasi"];
 
 function parseSuffix(raw: string | undefined): SuffixFilter {

app/essays/page.tsx

@@ -1,10 +1,21 @@
 export const dynamic = "force-dynamic";
 
+import type { Metadata } from "next";
 import Link from "next/link";
 import { PageHeader } from "@/components/page-header";
+import { buildOgMeta } from "@/lib/og";
 import { prisma } from "@/lib/db";
 import { EssaysGrid } from "./essays-grid";
 
+export function generateMetadata(): Metadata {
+  return buildOgMeta({
+    title: "Essays",
+    detail: "Standalone essays by Śrīla Prabhupāda",
+    quote:
+      "Foundational essays on the science of Kṛṣṇa consciousness by His Divine Grace A.C. Bhaktivedanta Swami Prabhupāda.",
+  });
+}
+
 async function getAllEssays() {
   return prisma.essay.findMany({
     orderBy: [{ group: "asc" }, { order: "asc" }],

app/glossary/page.tsx

@@ -1,7 +1,18 @@
+import type { Metadata } from "next";
 import Link from "next/link";
 import { PageHeader } from "@/components/page-header";
 import { GlossaryClient } from "./glossary-client";
 import { getAllGlossaryEntries } from "@/lib/api";
+import { buildOgMeta } from "@/lib/og";
+
+export function generateMetadata(): Metadata {
+  return buildOgMeta({
+    title: "Glossary",
+    detail: "2,700+ Sanskrit & Vedic terms",
+    quote:
+      "A comprehensive glossary of Sanskrit and Vedic terms from the books of Śrīla Prabhupāda.",
+  });
+}
 
 export default async function GlossaryPage() {
   const entries = await getAllGlossaryEntries();

app/journals/page.tsx

@@ -1,18 +1,38 @@
 export const dynamic = "force-dynamic";
 
+import type { Metadata } from "next";
 import Link from "next/link";
 import { PageHeader } from "@/components/page-header";
-import { Card, CardHeader, CardTitle, CardDescription, CardContent } from "@/components/ui/card";
+import { buildOgMeta } from "@/lib/og";
+import {
+  Card,
+  CardHeader,
+  CardTitle,
+  CardDescription,
+  CardContent,
+} from "@/components/ui/card";
 import { Badge } from "@/components/ui/badge";
 import { getAllJournals, bookCodeToSlug } from "@/lib/journals";
 
+export function generateMetadata(): Metadata {
+  return buildOgMeta({
+    title: "Journals",
+    detail: "Personal diaries and journals of Śrīla Prabhupāda",
+    quote:
+      "From the personal journals of Śrīla Prabhupāda — a window into the daily life and mission of the Founder-Ācārya of ISKCON.",
+  });
+}
+
 export default async function JournalsPage() {
   const journals = await getAllJournals();
 
   return (
     <div className="min-h-screen bg-background">
       <PageHeader>
-        <Link href="/" className="text-sm text-muted-foreground hover:text-foreground transition-colors">
+        <Link
+          href="/"
+          className="text-sm text-muted-foreground hover:text-foreground transition-colors"
+        >
           &larr; Home
         </Link>
         <h1 className="mt-3 text-3xl font-bold text-foreground">Journals</h1>
@@ -24,20 +44,33 @@ export default async function JournalsPage() {
       <main className="max-w-5xl mx-auto px-6 py-8">
         <div className="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-3 gap-4">
           {journals.map((journal) => (
-            <Link key={journal.book} href={`/journals/${bookCodeToSlug(journal.book)}`} className="block h-full">
+            <Link
+              key={journal.book}
+              href={`/journals/${bookCodeToSlug(journal.book)}`}
+              className="block h-full"
+            >
               <Card className="h-full transition-all hover:shadow-md hover:ring-foreground/20">
                 <CardHeader className="pb-2">
-                  <CardTitle className="text-base font-bold leading-snug">{journal.title}</CardTitle>
+                  <CardTitle className="text-base font-bold leading-snug">
+                    {journal.title}
+                  </CardTitle>
                   {journal.description && (
-                    <CardDescription className="text-xs line-clamp-2">{journal.description}</CardDescription>
+                    <CardDescription className="text-xs line-clamp-2">
+                      {journal.description}
+                    </CardDescription>
                   )}
                 </CardHeader>
                 <CardContent className="pt-0">
                   <div className="flex flex-wrap items-center gap-2 text-sm">
-                    {journal.year && <Badge variant="secondary" className="text-xs">{journal.year}</Badge>}
+                    {journal.year && (
+                      <Badge variant="secondary" className="text-xs">
+                        {journal.year}
+                      </Badge>
+                    )}
                     {journal.totalChapters > 0 && (
                       <span className="text-muted-foreground text-xs">
-                        {journal.totalChapters} {journal.totalChapters === 1 ? "chapter" : "chapters"}
+                        {journal.totalChapters}{" "}
+                        {journal.totalChapters === 1 ? "chapter" : "chapters"}
                       </span>
                     )}
                   </div>

app/letters/location/[name]/page.tsx

@@ -1,9 +1,23 @@
 export const dynamic = "force-dynamic";
 
+import type { Metadata } from "next";
 import { notFound } from "next/navigation";
 import { getLettersByLocation } from "@/lib/letters";
+import { ogForLettersByLocation } from "@/lib/og";
 import { FilterYearBrowser } from "../../filter-year-browser";
 
+export async function generateMetadata({
+  params,
+}: {
+  params: Promise<{ name: string }>;
+}): Promise<Metadata> {
+  const { name: encodedName } = await params;
+  const name = decodeURIComponent(encodedName);
+  const letters = await getLettersByLocation(name);
+  if (letters.length === 0) return {};
+  return ogForLettersByLocation(name, letters.length);
+}
+
 export default async function LettersByLocationPage({
   params,
 }: {

app/letters/page.tsx

@@ -1,7 +1,9 @@
 export const dynamic = "force-dynamic";
 
+import type { Metadata } from "next";
 import Link from "next/link";
 import { PageHeader } from "@/components/page-header";
+import { buildOgMeta } from "@/lib/og";
 import {
   getLetterYears,
   getLetterRecipients,
@@ -11,6 +13,15 @@ import {
 import { LettersNav } from "./letters-nav";
 import { LettersBrowser } from "./letters-browser";
 
+export function generateMetadata(): Metadata {
+  return buildOgMeta({
+    title: "Letters",
+    detail: "6,800+ letters (1947–1977)",
+    quote:
+      "Personal correspondence by Śrīla Prabhupāda — guiding disciples, Godbrothers, and well-wishers in the science of Kṛṣṇa consciousness.",
+  });
+}
+
 export default async function LettersPage({
   searchParams,
 }: {

app/letters/recipient/[name]/page.tsx

@@ -1,9 +1,23 @@
 export const dynamic = "force-dynamic";
 
+import type { Metadata } from "next";
 import { notFound } from "next/navigation";
 import { getLettersByRecipient } from "@/lib/letters";
+import { ogForLettersByRecipient } from "@/lib/og";
 import { FilterYearBrowser } from "../../filter-year-browser";
 
+export async function generateMetadata({
+  params,
+}: {
+  params: Promise<{ name: string }>;
+}): Promise<Metadata> {
+  const { name: encodedName } = await params;
+  const name = decodeURIComponent(encodedName);
+  const letters = await getLettersByRecipient(name);
+  if (letters.length === 0) return {};
+  return ogForLettersByRecipient(name, letters.length);
+}
+
 export default async function LettersByRecipientPage({
   params,
 }: {

app/letters/year/[year]/page.tsx

@@ -1,9 +1,23 @@
 export const dynamic = "force-dynamic";
 
+import type { Metadata } from "next";
 import { notFound } from "next/navigation";
 import { getLettersByYear } from "@/lib/letters";
+import { ogForLettersByYear } from "@/lib/og";
 import { YearMonthBrowser } from "./year-month-browser";
 
+export async function generateMetadata({
+  params,
+}: {
+  params: Promise<{ year: string }>;
+}): Promise<Metadata> {
+  const { year: yearStr } = await params;
+  const year = parseInt(yearStr, 10);
+  if (isNaN(year)) return {};
+  const letters = await getLettersByYear(year);
+  return ogForLettersByYear(year, letters.length);
+}
+
 export default async function LettersByYearPage({
   params,
 }: {

app/magazines/page.tsx

@@ -1,5 +1,6 @@
 export const dynamic = "force-dynamic";
 
+import type { Metadata } from "next";
 import Link from "next/link";
 import { PageHeader } from "@/components/page-header";
 import {
@@ -11,6 +12,16 @@ import {
 } from "@/components/ui/card";
 import { Badge } from "@/components/ui/badge";
 import { getAllMagazines, bookCodeToSlug } from "@/lib/magazines";
+import { buildOgMeta } from "@/lib/og";
+
+export function generateMetadata(): Metadata {
+  return buildOgMeta({
+    title: "Magazines",
+    detail: "Back to Godhead & other periodicals",
+    quote:
+      "Back to Godhead — the magazine founded by Śrīla Prabhupāda in 1944 to present the timeless science of Kṛṣṇa consciousness.",
+  });
+}
 
 export default async function MagazinesPage() {
   const magazines = await getAllMagazines();

app/other-documents/page.tsx

@@ -1,9 +1,20 @@
 export const dynamic = "force-dynamic";
 
+import type { Metadata } from "next";
 import Link from "next/link";
 import { PageHeader } from "@/components/page-header";
 import { getAllOtherDocuments, bookCodeToSlug } from "@/lib/other-documents";
 import { OtherDocumentsGrid } from "./other-documents-grid";
+import { buildOgMeta } from "@/lib/og";
+
+export function generateMetadata(): Metadata {
+  return buildOgMeta({
+    title: "Other Documents",
+    detail: "Miscellaneous analyses & writings",
+    quote:
+      "Writings and analyses by His Divine Grace A.C. Bhaktivedanta Swami Prabhupāda.",
+  });
+}
 
 export default async function OtherDocumentsPage() {
   const documents = await getAllOtherDocuments();

lib/og.ts

@@ -20,6 +20,91 @@ export type OgParams = {
   quote?: string;
 };
 
+// ---------------------------------------------------------------------------
+// Fallback descriptions — used when no quote/description is provided
+// ---------------------------------------------------------------------------
+
+const SITE_DESCRIPTION =
+  "Browse the original, unedited books, letters, and teachings of His Divine Grace A.C. Bhaktivedanta Swami Prabhupāda — presented as they are.";
+
+const BOOK_DESCRIPTIONS: Record<string, string> = {
+  bg: "The definitive guide to the science of self-realization, spoken by Lord Śrī Kṛṣṇa to His devotee Arjuna on the Battlefield of Kurukṣetra.",
+  sb: "The ripened fruit of the tree of Vedic literature — 18,000 verses describing the pastimes of the Supreme Lord and His devotees.",
+  cc: "The life and teachings of Śrī Caitanya Mahāprabhu, the most munificent incarnation of Godhead who distributed love of God freely to all.",
+  sb1962:
+    "The original 1962 edition of Śrīmad-Bhāgavatam — Śrīla Prabhupāda's first major literary contribution in English.",
+  iso: "Eighteen mantras revealing the essential teachings of the Vedas — the relationship between God, the living entity, and the material world.",
+  noi: "Eleven verses by Śrīla Rūpa Gosvāmī providing essential instructions for serious practitioners of devotional service.",
+  nod: "A comprehensive guide to the science of bhakti-yoga, summarizing Śrīla Rūpa Gosvāmī's Bhakti-rasāmṛta-sindhu.",
+  bs: "The prayers of Lord Brahmā glorifying the Supreme Lord Govinda — with translation and commentary by Śrīla Prabhupāda.",
+  mm: "Devotional prayers of King Kulaśekhara expressing the purest sentiments of surrender to Lord Kṛṣṇa.",
+  nbs: "The eternal principles of devotional service as taught by the great sage Nārada Muni.",
+  kb: "The enchanting pastimes of Lord Śrī Kṛṣṇa in Vṛndāvana and Dvārakā — the Supreme Personality of Godhead in His original form.",
+  tlc: "The sublime teachings of Lord Śrī Caitanya Mahāprabhu to Śrīla Sanātana Gosvāmī, Śrīla Rūpa Gosvāmī, and others.",
+  ej: "A scientific presentation of the anti-material world and how the soul can travel there.",
+  ek: "How to elevate consciousness from the material to the spiritual platform through the practice of Kṛṣṇa consciousness.",
+  mg: "An introduction to the unmatched gift of Kṛṣṇa consciousness — the path to eternal happiness and self-realization.",
+  bbd: "A concise exploration of the soul's journey through repeated birth and death, and the path to liberation.",
+  owk: "Practical guidance on the journey toward Kṛṣṇa — developing love of God through devotional service.",
+  rv: "The king of knowledge — understanding the supreme science of devotional service as taught in the Bhagavad-gītā.",
+  poy: "The perfection of the yoga system — how bhakti-yoga surpasses all other forms of yoga and meditation.",
+  pqpa: "Conversations between Śrīla Prabhupāda and Bob Cohen — answering life's most fundamental questions.",
+  ttp: "The teachings of Lord Kapila to His mother Devahūti on the science of God realization and devotional service.",
+  ochkm:
+    "The transcendental vibration of the Hare Kṛṣṇa mahā-mantra — its meaning, potency, and practice.",
+  hkh: "A practical handbook for understanding and practicing Kṛṣṇa consciousness in daily life.",
+  lcl: "Morning walks with Śrīla Prabhupāda — challenging the fundamental assumptions of modern science.",
+  lob: "Meditations on the beauty of nature as a reflection of the Supreme Lord's transcendental opulence.",
+  tlk: "Lord Kapila's instructions on Sāṅkhya philosophy and the path of devotional service.",
+  tqk: "The prayers and teachings of Queen Kuntī — exemplifying pure devotion in the face of adversity.",
+  gg: "Bengali poetic renderings of the Bhagavad-gītā by Śrīla Prabhupāda.",
+  mog: "Śrīla Prabhupāda's message of Godhead — presenting the Absolute Truth for the modern world.",
+  cbhc: "Commentary on the Śrī Caitanya-bhāgavata — the pastimes of Lord Caitanya by Vṛndāvana dāsa Ṭhākura.",
+  bk: "Bhagavāner Kathā — Bengali narration of the pastimes of the Supreme Lord.",
+  pk: "Prabhupāda-Kṛpā — the mercy of Śrīla Prabhupāda preserved in his writings.",
+  ssr: "Conversations and essays illuminating the timeless science of self-realization for the modern reader.",
+  ds: "Śrīla Prabhupāda's critique of Western philosophy from Socrates to Sartre — in light of Vedic wisdom.",
+  sva: "Sacred songs of the great Vaiṣṇava ācāryas — prayers and bhajanas with translations and purports.",
+  va: "Śrīla Prabhupāda's commentary on the Vedānta-sūtra — the conclusion of all Vedic knowledge.",
+};
+
+const CONTENT_TYPE_DESCRIPTIONS: Record<string, string> = {
+  letters:
+    "Personal correspondence by Śrīla Prabhupāda — guiding disciples, Godbrothers, and well-wishers in the science of Kṛṣṇa consciousness.",
+  essays:
+    "Foundational essays on the science of Kṛṣṇa consciousness by His Divine Grace A.C. Bhaktivedanta Swami Prabhupāda.",
+  glossary:
+    "A comprehensive glossary of Sanskrit and Vedic terms from the books of Śrīla Prabhupāda.",
+  disciples:
+    "A directory of disciples initiated by Śrīla Prabhupāda between 1966 and 1977.",
+  journals:
+    "From the personal journals of Śrīla Prabhupāda — a window into the daily life and mission of the Founder-Ācārya of ISKCON.",
+  magazines:
+    "Back to Godhead — the magazine founded by Śrīla Prabhupāda in 1944 to present the timeless science of Kṛṣṇa consciousness.",
+  "other-documents":
+    "Writings and analyses by His Divine Grace A.C. Bhaktivedanta Swami Prabhupāda.",
+};
+
+function getFallbackQuote(title: string, code?: string): string {
+  // Book-specific description
+  if (code && BOOK_DESCRIPTIONS[code]) {
+    return BOOK_DESCRIPTIONS[code];
+  }
+
+  // Content-type descriptions
+  if (title.startsWith("Letter to")) {
+    return CONTENT_TYPE_DESCRIPTIONS.letters;
+  }
+  for (const [key, desc] of Object.entries(CONTENT_TYPE_DESCRIPTIONS)) {
+    if (title.toLowerCase().includes(key)) {
+      return desc;
+    }
+  }
+
+  // Generic fallback
+  return SITE_DESCRIPTION;
+}
+
 // ---------------------------------------------------------------------------
 // Build the /api/og image URL
 // ---------------------------------------------------------------------------
@@ -92,7 +177,10 @@ export function buildOgMeta(params: OgParams & { description?: string }) {
 /** OG metadata for a book page. */
 export function ogForBook(code: string) {
   const title = BOOK_NAMES[code] || code.toUpperCase();
-  return buildOgMeta({ title });
+  return buildOgMeta({
+    title,
+    quote: getFallbackQuote(title, code),
+  });
 }
 
 /** OG metadata for a verse page. */
@@ -112,13 +200,21 @@ export function ogForVerse(
     detail = `Chapter ${parts.chapter}, Verse ${parts.verse}`;
   }
 
-  return buildOgMeta({ title, detail });
+  return buildOgMeta({
+    title,
+    detail,
+    quote: getFallbackQuote(title, code),
+  });
 }
 
 /** OG metadata for a prose chapter. */
 export function ogForChapter(code: string, chapterTitle: string) {
   const bookTitle = BOOK_NAMES[code] || code.toUpperCase();
-  return buildOgMeta({ title: bookTitle, detail: chapterTitle });
+  return buildOgMeta({
+    title: bookTitle,
+    detail: chapterTitle,
+    quote: getFallbackQuote(bookTitle, code),
+  });
 }
 
 /** OG metadata for an essay. */
@@ -126,6 +222,7 @@ export function ogForEssay(title: string) {
   return buildOgMeta({
     title,
     detail: "Essay by Śrīla Prabhupāda",
+    quote: CONTENT_TYPE_DESCRIPTIONS.essays,
   });
 }
 
@@ -134,6 +231,7 @@ export function ogForLetter(recipient: string, meta?: string) {
   return buildOgMeta({
     title: `Letter to ${recipient}`,
     detail: meta || undefined,
+    quote: CONTENT_TYPE_DESCRIPTIONS.letters,
   });
 }
 
@@ -142,6 +240,7 @@ export function ogForJournal(journalTitle: string, entryTitle?: string) {
   return buildOgMeta({
     title: journalTitle,
     detail: entryTitle || undefined,
+    quote: CONTENT_TYPE_DESCRIPTIONS.journals,
   });
 }
 
@@ -150,6 +249,7 @@ export function ogForMagazine(magazineTitle: string, issueTitle?: string) {
   return buildOgMeta({
     title: magazineTitle,
     detail: issueTitle || undefined,
+    quote: CONTENT_TYPE_DESCRIPTIONS.magazines,
   });
 }
 
@@ -158,6 +258,42 @@ export function ogForOtherDocument(docTitle: string, chapterTitle?: string) {
   return buildOgMeta({
     title: docTitle,
     detail: chapterTitle || undefined,
+    quote: CONTENT_TYPE_DESCRIPTIONS["other-documents"],
+  });
+}
+
+/** OG metadata for the disciples directory. */
+export function ogForDisciples() {
+  return buildOgMeta({
+    title: "Disciples of Śrīla Prabhupāda",
+    quote: CONTENT_TYPE_DESCRIPTIONS.disciples,
+  });
+}
+
+/** OG metadata for letters filtered by year. */
+export function ogForLettersByYear(year: number, count: number) {
+  return buildOgMeta({
+    title: `Letters from ${year}`,
+    detail: `${count} ${count === 1 ? "letter" : "letters"}`,
+    quote: `Śrīla Prabhupāda's correspondence from ${year} — personal letters guiding disciples and well-wishers in the science of Kṛṣṇa consciousness.`,
+  });
+}
+
+/** OG metadata for letters filtered by recipient. */
+export function ogForLettersByRecipient(name: string, count: number) {
+  return buildOgMeta({
+    title: `Letters to ${name}`,
+    detail: `${count} ${count === 1 ? "letter" : "letters"}`,
+    quote: `Śrīla Prabhupāda's personal correspondence to ${name} — instructions, blessings, and guidance in devotional service.`,
+  });
+}
+
+/** OG metadata for letters filtered by location. */
+export function ogForLettersByLocation(location: string, count: number) {
+  return buildOgMeta({
+    title: `Letters from ${location}`,
+    detail: `${count} ${count === 1 ? "letter" : "letters"}`,
+    quote: `Śrīla Prabhupāda's letters written from ${location} — chronicling the worldwide mission of the Hare Kṛṣṇa movement.`,
   });
 }
 
@@ -165,7 +301,7 @@ export function ogForOtherDocument(docTitle: string, chapterTitle?: string) {
 export function ogDefault() {
   return buildOgMeta({
     title: "Prabhupāda Says",
-    description:
+    description: SITE_DESCRIPTION,
-      "Browse the books and teachings of His Divine Grace A.C. Bhaktivedanta Swami Prabhupāda",
+    quote: SITE_DESCRIPTION,
   });
 }