Refine settings and empty-state affordances

main.go

@@ -280,6 +280,7 @@ type ui struct {
 	expandMoreIcon          *widget.Icon
 	expandLessIcon          *widget.Icon
 	chevronDownIcon         *widget.Icon
+	settingsIcon            *widget.Icon
 	clipboardWriter         clipboard.Writer
 	loadingMessage          string
 	lifecycleMode           string
@@ -437,6 +438,7 @@ func newUIWithState(mode string, sess appstate.CurrentSession, paths statePaths)
 	u.expandMoreIcon, _ = widget.NewIcon(icons.NavigationExpandMore)
 	u.expandLessIcon, _ = widget.NewIcon(icons.NavigationExpandLess)
 	u.chevronDownIcon, _ = widget.NewIcon(icons.NavigationArrowDropDown)
+	u.settingsIcon, _ = widget.NewIcon(icons.ActionSettings)
 	u.passwordProfile.SetText("strong")
 	u.securityCipher.SetText(vault.CipherChaCha20)
 	u.securityKDF.SetText(vault.KDFArgon2)
@@ -1601,14 +1603,17 @@ func (u *ui) listEmptyMessage() string {
 	}
 	switch u.state.Section {
 	case appstate.SectionAPITokens:
-		return "No API tokens match the current filter."
+		return "No API tokens yet. Issue one to grant scoped gRPC access to an external tool."
 	case appstate.SectionAPIAudit:
-		return "No API audit events match the current filter."
+		return "No API audit events yet. Approval prompts, denials, and token actions will appear here."
 	case appstate.SectionTemplates:
 		return "Templates are not available in this build."
 	case appstate.SectionRecycleBin:
 		return "Recycle Bin is empty."
 	default:
+		if len(u.displayPath()) > 0 {
+			return "No entries in this group yet. Add one or open a subgroup."
+		}
 		return "Create or open a vault, then add an entry to get started."
 	}
 }
@@ -2449,7 +2454,12 @@ func (u *ui) headerActions(gtx layout.Context) layout.Dimensions {
 		layout.Rigid(u.syncButtonGroup),
 		layout.Rigid(layout.Spacer{Width: unit.Dp(8)}.Layout),
 		layout.Rigid(func(gtx layout.Context) layout.Dimensions {
-			return tonedButton(gtx, u.theme, &u.openSecuritySettings, "Security")
+			btn := material.IconButton(u.theme, &u.openSecuritySettings, u.settingsIcon, "Vault settings")
+			btn.Background = selectedColor
+			btn.Color = accentColor
+			btn.Size = unit.Dp(18)
+			btn.Inset = layout.UniformInset(unit.Dp(8))
+			return btn.Layout(gtx)
 		}),
 		layout.Rigid(layout.Spacer{Width: unit.Dp(8)}.Layout),
 		layout.Rigid(func(gtx layout.Context) layout.Dimensions {