feat(cordn): expose and copy the Cordn group share link

AGENTS.md

@@ -1486,7 +1486,14 @@ session with **no other memory of this project**. So:
   `send`/`createChat`/`requestJoin`/`approve`, and **filters welcomes by gid** so
   one crew can't adopt another crew's chat. Coordinator announce relays are now
   `["wss://relay.skate-spots.org"]` only (removed purplepag.es/nostr.band/nos.lol
-  timeouts; logs show `local[10002=ok]`).
+  timeouts; logs show `local[10002=ok]`). Advanced also exposes the Cordn share
+  link `https://cordn.net/chat/<cordn1…>` (open/copy). Per Cordn's group-ref
+  spec the `cordn1…` ref is a **share** primitive: a client can publish a key
+  package and submit a join request, then the founder approves. The reliable
+  "join us" link for normal users is still
+  `https://skate-spots.org/#/crew/<pk>/<id>?tab=mls`; use the Cordn link for
+  Staircase/Cordn clients. ⚠️ cordn.net's web client still stalls after NIP-42
+  (upstream issue), so it is not the primary onboarding path yet.
 - **Map site-links strip (2026-10-05):** the desktop footer is hidden on the map
   (full-bleed), so `components/MapFooterStrip.tsx` surfaces the same links
   (Newsletter/License/Privacy/Collaborators + "not sponsored by OpenSats") as an
@@ -1688,6 +1695,16 @@ session with **no other memory of this project**. So:
   propagation so Radix typeahead does not hijack typing) and the inline/mobile
   variant; keys `nav.searchLanguages`/`nav.noLanguages` live in en/es only (other
   locales fall back). The Settings `LanguageSelector` grid is searchless by design.
+- **Menu audit (2026-10-27):** rendered EN/DE menus at 390×844 and 1280×900.
+  Alignment was already start-aligned with no clipped labels. Fixed the real
+  problems: the mobile burger's inline 28-language list made the sheet
+  **3,168px** tall and buried the picker — it is now a **Language row + dedicated
+  sub-view** (Back/search/list), cutting the main sheet to ~1,384px. Language
+  dropdown rows are `min-h-11`; the mobile user menu is 44px; desktop More is
+  40px. Language search only auto-focuses for `pointer: fine` (no phone keyboard
+  covering the list). Crew tabs use `1.1fr / 1fr / 1.3fr` + 13px labels so
+  “Private chat”/“Privater Chat” no longer truncate. Re-check with
+  `node scripts/smoke-test.mjs` + a menu screenshot if you change the header.
 - **Community stats (`/stats`, 2026-10-01):** `useGrowthStats` + `CommunityStatsPage`.
   - ⚠️ **A relay outage used to render a board of ZEROS as truth** — every
     sub-query ended in `.catch(() => [])`. The queryFn now counts failures (a

src/components/crew/CordnNativePanel.tsx

@@ -761,6 +761,19 @@ function AdvancedPanel({
   onCopyRef: () => void;
 }) {
   const { t } = useTranslation();
+  const [copiedCordn, setCopiedCordn] = useState(false);
+  const cordnUrl = groupRef ? `https://cordn.net/chat/${groupRef}` : null;
+  const copyCordn = async () => {
+    if (!cordnUrl) return;
+    try {
+      await navigator.clipboard.writeText(cordnUrl);
+      setCopiedCordn(true);
+      window.setTimeout(() => setCopiedCordn(false), 1500);
+    } catch {
+      // clipboard blocked — the link is visible to select.
+    }
+  };
+
   return (
     <details className="group rounded-md border border-white/10 bg-black/20 px-2.5 py-2 text-left">
       <summary className="flex cursor-pointer list-none items-center gap-1.5 text-[11px] text-gray-500">
@@ -801,15 +814,30 @@ function AdvancedPanel({
                 {copied ? t('cordnUi.copied') : t('cordnUi.copyRef')}
               </Button>
             </div>
-            <a
-              href={`https://cordn.net/chat/${groupRef}`}
-              target="_blank"
-              rel="noopener noreferrer"
-              className="inline-flex items-center gap-1 text-[11px] font-medium text-teal-300 transition-colors hover:text-teal-200"
-            >
-              <ExternalLink className="h-3 w-3" />{' '}
-              {t('socialUi.crewCoordinator.openCordnGroup')}
-            </a>
+            <div className="flex flex-wrap items-center gap-2">
+              <a
+                href={cordnUrl ?? '#'}
+                target="_blank"
+                rel="noopener noreferrer"
+                className="inline-flex items-center gap-1 text-[11px] font-medium text-teal-300 transition-colors hover:text-teal-200"
+              >
+                <ExternalLink className="h-3 w-3" />{' '}
+                {t('socialUi.crewCoordinator.openCordnGroup')}
+              </a>
+              <Button
+                size="sm"
+                variant="ghost"
+                className="h-7 gap-1 px-2 text-[11px] text-gray-400"
+                onClick={() => void copyCordn()}
+              >
+                {copiedCordn ? (
+                  <Check className="h-3 w-3 text-teal-400" />
+                ) : (
+                  <Copy className="h-3 w-3" />
+                )}
+                {copiedCordn ? t('cordnUi.copied') : t('cordnUi.copyRef')}
+              </Button>
+            </div>
           </>
         )}
       </div>