diff --git a/src/routes/cases.index.tsx b/src/routes/cases.index.tsx
index 885d091..27071d4 100644
--- a/src/routes/cases.index.tsx
+++ b/src/routes/cases.index.tsx
@@ -157,6 +157,72 @@ function CasesList() {
     if (await setArchived("cases", id, archived)) load();
   };
 
+  // Selection helpers — clear when switching views.
+  useEffect(() => { setSelected(new Set()); }, [view]);
+  const visibleIds = useMemo(() => sorted.map((c) => c.id), [sorted]);
+  const allSelected = visibleIds.length > 0 && visibleIds.every((id) => selected.has(id));
+  const someSelected = selected.size > 0 && !allSelected;
+  const toggleAll = () => setSelected(allSelected ? new Set() : new Set(visibleIds));
+  const toggleOne = (id: string) => {
+    const next = new Set(selected);
+    if (next.has(id)) next.delete(id); else next.add(id);
+    setSelected(next);
+  };
+
+  const bulkArchive = async (archived: boolean) => {
+    if (selected.size === 0) return;
+    setBusy(true);
+    const ids = Array.from(selected);
+    const { error } = await supabase
+      .from("cases")
+      .update({ archived_at: archived ? new Date().toISOString() : null })
+      .in("id", ids);
+    setBusy(false);
+    if (error) toast.error(error.message);
+    else {
+      toast.success(`${ids.length} case(s) ${archived ? "archived" : "restored"}`);
+      setSelected(new Set());
+      load();
+    }
+  };
+
+  const bulkAssignAttorney = async () => {
+    if (selected.size === 0 || !assignAttorney) return;
+    setBusy(true);
+    const ids = Array.from(selected);
+    const { error } = await supabase.from("cases").update({ assigned_attorney_id: assignAttorney }).in("id", ids);
+    setBusy(false);
+    if (error) toast.error(error.message);
+    else {
+      toast.success(`${ids.length} case(s) reassigned`);
+      setSelected(new Set());
+      setAssignAttorney("");
+      load();
+    }
+  };
+
+  const bulkAssignClient = async () => {
+    if (selected.size === 0 || !assignClient) return;
+    setBusy(true);
+    const ids = Array.from(selected);
+    const { error } = await supabase.from("cases").update({ client_id: assignClient }).in("id", ids);
+    setBusy(false);
+    if (error) toast.error(error.message);
+    else {
+      toast.success(`${ids.length} case(s) re-linked to client`);
+      setSelected(new Set());
+      setAssignClient("");
+      load();
+    }
+  };
+
+  const userOptions = users.map((u) => ({
+    value: u.id,
+    label: u.full_name || u.email || u.id,
+    keywords: `${u.full_name || ""} ${u.email || ""}`,
+  }));
+  const clientOptions = clientList.map((c) => ({ value: c.id, label: c.name, keywords: c.name }));
+
   const SortHeader = ({ label, k, align = "left" }: { label: string; k: SortKey; align?: "left" | "right" }) => {
     const active = sortKey === k;
     const Icon = !active ? ArrowUpDown : sortDir === "asc" ? ArrowUp : ArrowDown;