fix: [verified] separate Target lifecycle channels and export typography

scripts/cycle-viewer.css

@@ -8,7 +8,8 @@
   font-size: var(--cycle-label);
   transform: translateY(-6px);
 }
-.diagram-container > svg text[data-detail="context"] {
+/* Export strips data-detail; node ownership and the muted class survive. */
+.diagram-container > svg [data-node-id] > text.t-muted {
   font-size: var(--cycle-detail);
   transform: translateY(16px);
 }