fix(ui): move NEXT TURN into the right pane — full width, no longer overlapped (#52)

components/mission-control.tsx

@@ -529,6 +529,14 @@ export function MissionControl() {
                 )}
               </PanelContent>
             </Panel>
+
+            {/* #52 — the manual tick control (5b), moved in from the fixed bottom-right overlay:
+                last child of the pane's flex column — full width, size MD, pinned to the pane
+                bottom when the content is short (the wrapper's marginTop:auto) and scrolling
+                with the pane when the cargo list is long. In normal flow, the active-tasks strip
+                can no longer paint over it; the pane (unlike the tab content) is outside Radix's
+                unmount, so it stays visible on every tab. */}
+            <NextTurnButton turn={ship?.turn ?? null} onTicked={refreshAll} />
           </div>
         </div>
       </div>
@@ -567,13 +575,9 @@ export function MissionControl() {
         <Badge variant="ACTIVE">SYS ONLINE</Badge>
       </footer>
 
-      {/* #44 — the manual tick control (5b): fixed bottom-right, outside the tab grid so it
-          stays visible on every tab (Radix unmounts inactive tabs — the button only refreshes
-          the snapshots this shell owns) */}
-      <NextTurnButton turn={ship?.turn ?? null} onTicked={refreshAll} />
-
-      {/* #44 — the active-tasks strip: fixed bottom-left (same mount convention as the button —
-          outside the tab grid so it stays visible on every tab). Data: the shell's system
+      {/* #44 — the active-tasks strip: fixed bottom-left, outside the tab grid so it stays
+          visible on every tab. (#52 moved the NEXT TURN button out of this fixed-overlay area
+          and into the right pane, so the two can no longer overlap.) Data: the shell's system
           snapshot (JC-15) — refreshAll re-runs /api/system on every turn, so it updates on
           every shell refresh with no fetch of its own. */}
       <TaskStrip tasks={system?.tasks ?? []} />