Fix task log modal scrolling

audit/internal/webui/server_test.go

@@ -409,6 +409,40 @@ func TestToolsPageRendersRestartGPUDriversButton(t *testing.T) {
 	}
 }
 
+func TestTasksPageRendersScrollableLogModal(t *testing.T) {
+	dir := t.TempDir()
+	path := filepath.Join(dir, "audit.json")
+	exportDir := filepath.Join(dir, "export")
+	if err := os.MkdirAll(exportDir, 0755); err != nil {
+		t.Fatal(err)
+	}
+	if err := os.WriteFile(path, []byte(`{"collected_at":"2026-03-15T00:00:00Z"}`), 0644); err != nil {
+		t.Fatal(err)
+	}
+
+	handler := NewHandler(HandlerOptions{
+		Title:     "Bee Hardware Audit",
+		AuditPath: path,
+		ExportDir: exportDir,
+	})
+
+	rec := httptest.NewRecorder()
+	handler.ServeHTTP(rec, httptest.NewRequest(http.MethodGet, "/tasks", nil))
+	if rec.Code != http.StatusOK {
+		t.Fatalf("status=%d", rec.Code)
+	}
+	body := rec.Body.String()
+	if !strings.Contains(body, `height:calc(100vh - 32px)`) {
+		t.Fatalf("tasks page missing bounded log modal height: %s", body)
+	}
+	if !strings.Contains(body, `flex:1;min-height:0;overflow:hidden`) {
+		t.Fatalf("tasks page missing log modal overflow guard: %s", body)
+	}
+	if !strings.Contains(body, `height:100%;min-height:0;overflow:auto`) {
+		t.Fatalf("tasks page missing scrollable log wrapper: %s", body)
+	}
+}
+
 func TestViewerRendersLatestSnapshot(t *testing.T) {
 	dir := t.TempDir()
 	path := filepath.Join(dir, "audit.json")