Compact home keymap into primary/secondary two-line footer

assets/locale/en.toml

@@ -18,6 +18,9 @@ update = "Update available"
 update_detail = "%s is available (current: %s)"
 update_hint = "Run `eitango version` to see release details"
 keys = "Tab=mode  Enter=start/resume  n=new  r=review  s=stats  c=settings  q=quit"
+key_start = "start"
+key_toggle_mode = "mode"
+key_new = "new"
 
 [settings]
 title = "Home settings"

assets/locale/ja.toml

@@ -18,6 +18,9 @@ update = "更新があります"
 update_detail = "%s を利用できます (現在: %s)"
 update_hint = "`eitango version` でリリース情報を確認できます"
 keys = "Tab=回答方式  Enter=開始/再開  n=新規  r=復習  s=統計  c=設定  q=終了"
+key_start = "開始"
+key_toggle_mode = "方式切替"
+key_new = "新規"
 
 [settings]
 title = "ホーム設定"

internal/app/view.go

@@ -83,16 +83,7 @@ func (m RootModel) renderHome() string {
 	}
 	lines = append(lines,
 		"",
-		m.styles.Muted.Render(m.renderInlineGuides(
-			keymap.ContextHome,
-			keymap.ActionToggleAnswerMode,
-			keymap.ActionConfirm,
-			keymap.ActionNewSession,
-			keymap.ActionReview,
-			keymap.ActionStats,
-			keymap.ActionSettings,
-			keymap.ActionQuit,
-		)),
+		m.styles.Muted.Render(m.renderHomeGuides()),
 	)
 	return m.styles.Panel.Render(strings.Join(lines, "\n"))
 }
@@ -848,17 +839,67 @@ func (m RootModel) binding(ctx keymap.Context, action keymap.Action) key.Binding
 }
 
 func (m RootModel) renderInlineGuides(ctx keymap.Context, actions ...keymap.Action) string {
+	return m.renderActionGuides(ctx, nil, actions...)
+}
+
+func (m RootModel) renderActionGuides(ctx keymap.Context, labels map[keymap.Action]string, actions ...keymap.Action) string {
 	parts := make([]string, 0, len(actions))
 	for _, action := range actions {
-		help := m.binding(ctx, action).Help()
-		if help.Key == "" || help.Desc == "" {
+		keys := m.keymap.Keys(ctx, action)
+		if labels != nil {
+			if part, ok := renderBracketedGuide(keys, labels[action]); ok {
+				parts = append(parts, part)
+			}
+			continue
+		}
+		if len(keys) == 0 {
 			continue
 		}
-		parts = append(parts, fmt.Sprintf("%s=%s", help.Key, help.Desc))
+		help := m.binding(ctx, action).Help()
+		if help.Key != "" && help.Desc != "" {
+			parts = append(parts, fmt.Sprintf("%s=%s", help.Key, help.Desc))
+		}
 	}
 	return strings.Join(parts, "  ")
 }
 
+type homeGuideItem struct {
+	action keymap.Action
+	label  string
+}
+
+func (m RootModel) renderHomeGuides() string {
+	primary := m.renderHomeGuideLine(
+		homeGuideItem{action: keymap.ActionConfirm, label: i18n.T(i18n.HomeKeyStart)},
+		homeGuideItem{action: keymap.ActionToggleAnswerMode, label: i18n.T(i18n.HomeKeyToggleMode)},
+		homeGuideItem{action: keymap.ActionQuit, label: i18n.T(i18n.KeyQuit)},
+	)
+	secondary := m.renderHomeGuideLine(
+		homeGuideItem{action: keymap.ActionNewSession, label: i18n.T(i18n.HomeKeyNew)},
+		homeGuideItem{action: keymap.ActionReview, label: i18n.T(i18n.KeyReview)},
+		homeGuideItem{action: keymap.ActionStats, label: i18n.T(i18n.KeyStats)},
+		homeGuideItem{action: keymap.ActionSettings, label: i18n.T(i18n.KeySettings)},
+	)
+	return strings.TrimSpace(strings.Join([]string{primary, secondary}, "\n"))
+}
+
+func (m RootModel) renderHomeGuideLine(items ...homeGuideItem) string {
+	actions := make([]keymap.Action, 0, len(items))
+	labels := make(map[keymap.Action]string, len(items))
+	for _, item := range items {
+		actions = append(actions, item.action)
+		labels[item.action] = item.label
+	}
+	return m.renderActionGuides(keymap.ContextHome, labels, actions...)
+}
+
+func renderBracketedGuide(keys []string, label string) (string, bool) {
+	if len(keys) == 0 || label == "" {
+		return "", false
+	}
+	return fmt.Sprintf("[%s]%s", keymap.FormatKeys([]string{keys[0]}), label), true
+}
+
 func (m RootModel) keymapFilterLabel(filter keymap.Context) string {
 	if filter == "" {
 		return i18n.T(i18n.KeymapFilterAll)

internal/app/view_test.go

@@ -221,6 +221,23 @@ func TestRenderHomeShowsWaitToday(t *testing.T) {
 	if !strings.Contains(got, i18n.T(i18n.AnswerModeWrite)) {
 		t.Fatalf("renderHome() missing selected answer mode:\n%s", got)
 	}
+	primary := model.renderHomeGuideLine(
+		homeGuideItem{action: keymap.ActionConfirm, label: i18n.T(i18n.HomeKeyStart)},
+		homeGuideItem{action: keymap.ActionToggleAnswerMode, label: i18n.T(i18n.HomeKeyToggleMode)},
+		homeGuideItem{action: keymap.ActionQuit, label: i18n.T(i18n.KeyQuit)},
+	)
+	if !strings.Contains(got, primary) {
+		t.Fatalf("renderHome() missing primary compact key guide:\n%s", got)
+	}
+	secondary := model.renderHomeGuideLine(
+		homeGuideItem{action: keymap.ActionNewSession, label: i18n.T(i18n.HomeKeyNew)},
+		homeGuideItem{action: keymap.ActionReview, label: i18n.T(i18n.KeyReview)},
+		homeGuideItem{action: keymap.ActionStats, label: i18n.T(i18n.KeyStats)},
+		homeGuideItem{action: keymap.ActionSettings, label: i18n.T(i18n.KeySettings)},
+	)
+	if !strings.Contains(got, secondary) {
+		t.Fatalf("renderHome() missing secondary compact key guide:\n%s", got)
+	}
 }
 
 func TestRenderHomeLocalizesActiveSessionMode(t *testing.T) {

internal/i18n/i18n_test.go

@@ -84,6 +84,7 @@ func TestAllJAKeysExistInEN(t *testing.T) {
 		i18n.HomeConfirmBody, i18n.HomeConfirmCurrent, i18n.HomeConfirmTarget,
 		i18n.HomeConfirmKeys, i18n.HomeUpdate,
 		i18n.HomeUpdateDetail, i18n.HomeUpdateHint, i18n.HomeKeys,
+		i18n.HomeKeyStart, i18n.HomeKeyToggleMode, i18n.HomeKeyNew,
 		i18n.SettingsTitle, i18n.SettingsQuestions, i18n.SettingsWriteDifficulty,
 		i18n.SettingsWriteDifficultyBasic, i18n.SettingsWriteDifficultyHard,
 		i18n.SettingsAudioEnabled, i18n.SettingsAudioAutoplay,

internal/i18n/keys.go

@@ -22,6 +22,9 @@ const (
 	HomeUpdateDetail   = "home.update_detail"
 	HomeUpdateHint     = "home.update_hint"
 	HomeKeys           = "home.keys"
+	HomeKeyStart       = "home.key_start"
+	HomeKeyToggleMode  = "home.key_toggle_mode"
+	HomeKeyNew         = "home.key_new"
 )
 
 // Home settings overlay