diff --git a/lib/ui2/screens/cycle_screen.dart b/lib/ui2/screens/cycle_screen.dart
index f9f18cdfe..0a985b75c 100644
--- a/lib/ui2/screens/cycle_screen.dart
+++ b/lib/ui2/screens/cycle_screen.dart
@@ -479,14 +479,24 @@ class _CycleTabState extends State<CycleTab> with RevisionReload {
       child: Column(
         crossAxisAlignment: CrossAxisAlignment.start,
         children: [
-          Row(
+          // A Wrap, not a Row with a Spacer: at large text sizes or in a
+          // longer language the label and the phase pill do not fit one
+          // line, and the row overflowed. Side by side when they fit, the
+          // pill on its own line when they don't.
+          Wrap(
+            alignment: WrapAlignment.spaceBetween,
+            crossAxisAlignment: WrapCrossAlignment.center,
+            spacing: S.x2,
+            runSpacing: S.x2,
             children: [
               Text(
                 l?.cycleDayInThisCycle ?? 'DAY IN THIS CYCLE',
                 style: F.over.copyWith(color: p.ink3),
               ),
-              const Spacer(),
-              if (d.phase != 'unknown') Pill(_phaseLabel(l, d.phase), C.pink),
+              if (d.phase != 'unknown')
+                // Wraps at large text rather than cutting a long phase name
+                // short with an ellipsis; one line at default sizes.
+                Pill(_phaseLabel(l, d.phase), C.pink, wrap: bigText(c)),
             ],
           ),
           const SizedBox(height: S.x2),
@@ -496,13 +506,18 @@ class _CycleTabState extends State<CycleTab> with RevisionReload {
             children: [
               Text('${d.cycleDay}', style: F.n34.copyWith(color: p.ink)),
               const SizedBox(width: S.x2),
-              Text(
-                d.medianLength == null
-                    ? (l?.cycleCountedFromLastStart ??
-                          'counted from your last logged start')
-                    : (l?.cycleOfAboutDays(d.medianLength!.round()) ??
-                          'of about ${d.medianLength!.round()}'),
-                style: F.cap.copyWith(color: p.ink3),
+              // Wraps under itself rather than running off the card:
+              // "counted from your last logged start" is most of a line at
+              // the default size already.
+              Flexible(
+                child: Text(
+                  d.medianLength == null
+                      ? (l?.cycleCountedFromLastStart ??
+                            'counted from your last logged start')
+                      : (l?.cycleOfAboutDays(d.medianLength!.round()) ??
+                            'of about ${d.medianLength!.round()}'),
+                  style: F.cap.copyWith(color: p.ink3),
+                ),
               ),
             ],
           ),
diff --git a/test/cycle_day_row_overflow_test.dart b/test/cycle_day_row_overflow_test.dart
new file mode 100644
index 000000000..df014dac2
--- /dev/null
+++ b/test/cycle_day_row_overflow_test.dart
@@ -0,0 +1,73 @@
+// The cycle screen's "day in this cycle" card must fit a phone at any text
+// size.
+//
+// The headline row put the day number and "counted from your last logged
+// start" side by side with nothing allowed to wrap, and the header row put
+// its label before a Spacer and the phase pill. At a 390 pt width that
+// overflowed by 147 pt in the test font, and by less, but still, with larger
+// system text (iOS goes to 3.1x) or a longer language.
+
+import 'package:flutter/material.dart';
+import 'package:flutter_test/flutter_test.dart';
+import 'package:provider/provider.dart';
+
+import 'package:openstrap_edge/data/local_repository.dart';
+import 'package:openstrap_edge/state/app_state.dart';
+import 'package:openstrap_edge/ui2/screens/cycle_screen.dart';
+import 'package:openstrap_edge/ui2/ui2.dart';
+
+class _Repo extends LocalRepository {
+  _Repo({this.median});
+  final num? median;
+
+  @override
+  Future<Map<String, dynamic>> getCycle() async => {
+        'enabled': true,
+        'phase': 'follicular',
+        'cycle_day': 5,
+        'median_length': ?median,
+        'logs': [
+          {'date': '2026-11-09', 'kind': 'start'},
+        ],
+      };
+
+  @override
+  Future<Map<String, List<String>>> getCycleSymptoms() async => const {};
+}
+
+Future<void> _pump(WidgetTester t, {num? median, double scale = 1}) async {
+  t.view.physicalSize = const Size(390 * 3, 4000 * 3);
+  t.view.devicePixelRatio = 3;
+  addTearDown(t.view.reset);
+  final app = AppState.forTesting()..repo = _Repo(median: median);
+  addTearDown(app.dispose);
+  await t.pumpWidget(ChangeNotifierProvider<AppState>.value(
+    value: app,
+    child: MediaQuery(
+      data: MediaQueryData(textScaler: TextScaler.linear(scale)),
+      child: MaterialApp(
+        theme: buildTheme(Brightness.light),
+        home: const Scaffold(body: CycleTab()),
+      ),
+    ),
+  ));
+  await t.pumpAndSettle();
+}
+
+void main() {
+  for (final scale in const [1.0, 3.1]) {
+    testWidgets('no median yet, ${scale}x text', (t) async {
+      // The pump is the assertion: a RenderFlex overflow fails it.
+      await _pump(t, scale: scale);
+      expect(find.textContaining('counted from your last logged start'),
+          findsOneWidget);
+    });
+
+    testWidgets('with a median, ${scale}x text', (t) async {
+      await _pump(t, median: 29, scale: scale);
+      expect(find.textContaining('of about 29'), findsOneWidget);
+      // The phase name wraps at large text instead of ending in an ellipsis.
+      expect(t.widget<Pill>(find.byType(Pill).first).wrap, scale > 1.3);
+    });
+  }
+}