@@ -1,25 +1,29 @@
 import { notFound, permanentRedirect } from 'next/navigation';
-import { BlockRenderer, buildMetadata, getPage } from '@ogs-tech/press-web';
+import { BlockRenderer, buildMetadata, getPage, getSiteConfig } from '@ogs-tech/press-web';
 import { customBlocks } from '../../press.blocks';
-import { config } from '../../press-config';
+import { buildTime } from '../../press-config';
 
 interface PageProps {
   params: Promise<{ slug?: string[] }>;
 }
 
 /**
  * Catch-all segments → CMS slug. The site root ('/') has no segments and maps to
- * the home slug declared in press.config (`config.routes.home`) — so the engine
- * no longer hardcodes a magic 'home' string; the adopter owns it.
+ * the home slug declared in press.config (`buildTime.routes.home`). Routing reads
+ * the build-time anchor only, so the /home → / redirect stays deterministic and
+ * independent of CMS availability.
  */
 function slugFor(segments?: string[]): string {
-  return (segments ?? []).join('/') || config.routes.home;
+  return (segments ?? []).join('/') || buildTime.routes.home;
 }
 
 export async function generateMetadata({ params }: PageProps) {
   const { slug } = await params;
-  const page = await getPage(slugFor(slug));
-  return buildMetadata(config, page ? { title: page.title } : null);
+  // Next dedupes identical fetches within a request + the ISR Data Cache serves
+  // getSiteConfig across requests, so this resolves to a single cached round-trip
+  // even though the layout also calls it.
+  const [site, page] = await Promise.all([getSiteConfig(buildTime), getPage(slugFor(slug))]);
+  return buildMetadata(site, page ? { title: page.title } : null);
 }
 
 export default async function CatchAllPage({ params }: PageProps) {
@@ -28,9 +32,9 @@ export default async function CatchAllPage({ params }: PageProps) {
 
   // The home page is canonical at the root only. A direct hit on its slug
   // (e.g. /home) 308-redirects to '/', so home has no public slug URL.
-  if (path && path === config.routes.home) permanentRedirect('/');
+  if (path && path === buildTime.routes.home) permanentRedirect('/');
 
-  const page = await getPage(path || config.routes.home);
+  const page = await getPage(path || buildTime.routes.home);
   if (!page) notFound();
   return <BlockRenderer blocks={page.body} components={customBlocks} />;
 }
@@ -1,41 +1,44 @@
 import { Archivo, Bricolage_Grotesque, IBM_Plex_Mono } from 'next/font/google';
-import { buildMetadata, buildThemeStyle } from '@ogs-tech/press-web';
+import { buildMetadata, buildThemeStyle, getSiteConfig } from '@ogs-tech/press-web';
 import '@ogs-tech/press-web/theme.css';
-import { config } from '../press-config';
+import { buildTime } from '../press-config';
 
-// Default-theme fonts, loaded + optimized by next/font at build time (Spec §6).
-// Each exposes a CSS variable consumed by theme.css with a fallback:
+// Default-theme fonts, loaded + optimized by next/font at build time. Each exposes
+// a CSS variable consumed by theme.css with a fallback:
 //   font-family: var(--press-font-body, var(--press-font-body-default))
-// so an adopter override (emitted by buildThemeStyle) wins, else the optimized
-// default applies. Overriding theme.fonts.* sets the family string only — loading
-// that family is the adopter's responsibility.
+// so a Site Settings font override (emitted by buildThemeStyle) wins, else the
+// optimized default applies. Build-time families are still owned by press.config.
 const display = Bricolage_Grotesque({ subsets: ['latin'], display: 'swap', variable: '--press-font-display-default' });
 const body = Archivo({ subsets: ['latin'], display: 'swap', variable: '--press-font-body-default' });
 const mono = IBM_Plex_Mono({ subsets: ['latin'], weight: ['400', '500'], display: 'swap', variable: '--press-font-mono-default' });
 
 const fontVars = `${display.variable} ${body.variable} ${mono.variable}`;
 
-// Brand defaults, no page: title = seo.defaultTitle, plus the favicon icon.
-export const metadata = buildMetadata(config, null);
+// Brand defaults, no page: title = seo.defaultTitle + favicon. Fetched at runtime
+// from the CMS (ISR ~60s) so editor changes appear without a redeploy.
+export async function generateMetadata() {
+  return buildMetadata(await getSiteConfig(buildTime), null);
+}
 
-export default function RootLayout({ children }: { children: React.ReactNode }) {
+export default async function RootLayout({ children }: { children: React.ReactNode }) {
+  const site = await getSiteConfig(buildTime);
   return (
-    <html lang={config.site.locale} data-theme={config.theme.name} className={fontVars}>
+    <html lang={site.site.locale} data-theme={buildTime.theme.name} className={fontVars}>
       <head>
-        {/* The single injection point for token values (Spec §0). */}
-        <style dangerouslySetInnerHTML={{ __html: buildThemeStyle(config) }} />
+        {/* The single injection point for token values (CMS-sourced or DEFAULT_THEME). */}
+        <style dangerouslySetInnerHTML={{ __html: buildThemeStyle(site) }} />
       </head>
       <body>
         <header>
           <a href="/">
-            {config.brand.logo ? <img src={config.brand.logo} alt="" /> : null}
-            <span>{config.brand.name}</span>
+            {site.brand.logo ? <img src={site.brand.logo} alt="" /> : null}
+            <span>{site.brand.name}</span>
           </a>
         </header>
         <main>{children}</main>
         <footer>
           <small>
-            {config.brand.name} · {new Date().getFullYear()}
+            {site.brand.name} · {new Date().getFullYear()}
           </small>
         </footer>
       </body>
 
@@ -1,8 +1,11 @@
 // .press/web/press-config.ts (materialized) — resolves the adopter's web-zone
-// whitelabel config ONCE into an immutable module constant (deterministic under
-// RSC/SSR, the Spec 2 boundary). `../../packages/web/config` is the web zone from
-// the materialized .press/web/ depth (two levels up → project root → packages/web/).
+// BUILD-TIME anchors ONCE into an immutable module constant: routes, theme.name
+// (the <html data-theme> selector + ThemeName guard), and theme.fonts (which
+// next/font must know at build time). Identity, SEO, and theme colour/radius
+// VALUES are NOT here — they are fetched at runtime from the CMS "Site Settings"
+// single type by getSiteConfig (site-settings-cms spec §6). Engine-owned and
+// rewritten every run — never hand-edited.
 import userConfig from '../../packages/web/config';
 import { resolveConfig } from '@ogs-tech/press-web';
 
-export const config = resolveConfig(userConfig);
+export const buildTime = resolveConfig(userConfig);