hyamero · Oct 2, 2026 · Oct 2, 2026 · Oct 2, 2026 · Oct 2, 2026
diff --git a/assets/brand/README.md b/assets/brand/README.md
@@ -21,7 +21,8 @@ Every file carries explicit colours, so pick the light file or its `-dark` twin
 | `stackmap-app-icon.svg`, `-512.png`, `stackmap-apple-touch-icon-180.png` | The full mark on the near-black icon tile |
 | `stackmap-favicon.svg`, `-32.png`, `-16.png` | The compact mark on the icon tile (inlined in the viewer) |
 | `stackmap-readme-header.png`, `-dark` | The 1280×400 README header at 2×, in a `<picture>` at the full column width |
-| `stackmap-social-card.png`, `.svg`, `-light.svg` | The 1200×630 link preview (`og:image`, the GitHub social preview) |
+| `stackmap-social-card.png`, `-light.png` | The 1200×630 link preview (`og:image`, `twitter:image`); the site serves the dark one |
+| `stackmap-github-preview.png` | The 1280×640 GitHub social preview (Settings › General › Social preview), with everything that matters inside GitHub's 80px crop border |
 
 ## Rules
 

diff --git a/assets/brand/stackmap-github-preview.png b/assets/brand/stackmap-github-preview.png
diff --git a/assets/brand/stackmap-social-card-light.png b/assets/brand/stackmap-social-card-light.png
diff --git a/assets/brand/stackmap-social-card-light.svg b/assets/brand/stackmap-social-card-light.svg
diff --git a/assets/brand/stackmap-social-card.png b/assets/brand/stackmap-social-card.png
diff --git a/assets/brand/stackmap-social-card.svg b/assets/brand/stackmap-social-card.svg
diff --git a/site/app/opengraph-image.alt.txt b/site/app/opengraph-image.alt.txt
@@ -1 +1 @@
-stackmap: every layer of your stack, on one map
+stackmap: every layer of your stack, on one map. The viewer, open on a Commerce API diagram with a route lit
diff --git a/site/app/opengraph-image.png b/site/app/opengraph-image.png
diff --git a/site/app/twitter-image.alt.txt b/site/app/twitter-image.alt.txt
@@ -1 +1 @@
-stackmap: every layer of your stack, on one map
+stackmap: every layer of your stack, on one map. The viewer, open on a Commerce API diagram with a route lit
diff --git a/site/app/twitter-image.png b/site/app/twitter-image.png
diff --git a/site/components/site/Nav.tsx b/site/components/site/Nav.tsx
@@ -9,13 +9,12 @@ import { LINKS } from './links';
 import { Lockup } from './Lockup';
 import { ThemeButton } from './theme';
 
-// The landing's sections the nav follows; `install` has no link, so over it the marker hides.
+// The landing's sections the nav follows; `kinds` and `install` have no link, so over them the marker hides.
 const SPY = ['how', 'kinds', 'install'] as const;
 type Spy = (typeof SPY)[number];
 
 const ITEMS = [
   { ...LINKS.how, spy: 'how' as Spy },
-  { ...LINKS.kinds, label: 'Kinds', spy: 'kinds' as Spy },
   { ...LINKS.examples, page: (p: string) => p.startsWith('/examples') },
   { ...LINKS.docs, page: (p: string) => p.startsWith('/docs') },
 ];

diff --git a/site/lib/seo.ts b/site/lib/seo.ts
@@ -15,7 +15,7 @@ export const OPEN_GRAPH = {
   type: 'website' as const,
   siteName: SITE_NAME,
   locale: 'en_US',
-  images: [{ url: '/opengraph-image.png', width: 1200, height: 630, alt: 'stackmap: every layer of your stack, on one map' }],
+  images: [{ url: '/opengraph-image.png', width: 1200, height: 630, alt: 'stackmap: every layer of your stack, on one map. The viewer, open on a Commerce API diagram with a route lit' }],
 };
 
 /** Every static page; the sitemap test fails when a page.tsx is added without its route here. */
Original file line number	Diff line number	Diff line change
		@@ -1 +1 @@
		stackmap: every layer of your stack, on one map
		stackmap: every layer of your stack, on one map. The viewer, open on a Commerce API diagram with a route lit