Fix case-study share chrome, hero lockup width, and copy confirmation in the share dialog.

Marketing pages omitted create-flow nav copy, so Share rendered as a translation key; the case-study banner squeezed hero text to the thumbnail width; Copy link had no hover or copied state.

Co-authored-by: Cursor <cursoragent@cursor.com>

app/components/modals/Share/Share.container.tsx

@@ -3,8 +3,9 @@
 /**
  * Figma: Community Rule System — "Modal / Share"
  * https://www.figma.com/design/agv0VBLiBlcnSAaiAORgPR/Community-Rule-System?node-id=22073-30884
+ * Copy-link hover / Copied! : 23769:27494 / 23769:27443
  */
-import { memo, useId, useRef } from "react";
+import { memo, useCallback, useEffect, useId, useRef, useState } from "react";
 import { useTranslation } from "../../../contexts/MessagesContext";
 import { useCreateModalA11y } from "../Create/useCreateModalA11y";
 import { ShareView } from "./Share.view";
@@ -15,9 +16,27 @@ const ShareContainer = memo<ShareProps>((props) => {
   const overlayRef = useRef<HTMLDivElement>(null);
   const titleId = useId();
   const t = useTranslation("modals.share");
+  const [linkCopied, setLinkCopied] = useState(false);
 
   useCreateModalA11y(props.isOpen, props.onClose, dialogRef);
 
+  useEffect(() => {
+    if (!props.isOpen) {
+      setLinkCopied(false);
+    }
+  }, [props.isOpen]);
+
+  const onCopyLinkClick = useCallback(async () => {
+    try {
+      const result = await props.onCopyLink();
+      if (result !== false) {
+        setLinkCopied(true);
+      }
+    } catch {
+      setLinkCopied(false);
+    }
+  }, [props.onCopyLink]);
+
   return (
     <ShareView
       {...props}
@@ -27,6 +46,10 @@ const ShareContainer = memo<ShareProps>((props) => {
       title={t("title")}
       description={t("description")}
       copyLinkLabel={t("copyLink")}
+      copiedLabel={t("copied")}
+      copiedLive={t("copiedLive")}
+      linkCopied={linkCopied}
+      onCopyLinkClick={onCopyLinkClick}
       signalLabel={t("signal")}
       slackLabel={t("slack")}
       discordLabel={t("discord")}