fix: say a sign-in error once, then in Details for that account

Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>

internal/ui/panes/detail.go

@@ -46,6 +46,7 @@ type Detail struct {
 
 	versions []provider.Object // newest first; nil while unknown
 	note     string            // the user's note on what's shown
+	message  string            // shown instead of the hint when nothing is selected: an error
 
 	offset int
 	w, h   int
@@ -71,6 +72,10 @@ func (d *Detail) Clear() {
 	*d = Detail{Now: d.Now, Icons: d.Icons, RevealKey: d.RevealKey, VersionsKey: d.VersionsKey, w: d.w, h: d.h} // drops the note too
 }
 
+// SetMessage sets what's shown instead of the hint when nothing is
+// selected, such as why an account has nothing to show; "" for the hint.
+func (d *Detail) SetMessage(s string) { d.message = s }
+
 // SetDescribing marks extra metadata as being fetched.
 func (d *Detail) SetDescribing() { d.describing, d.describeErr = true, nil }
 
@@ -186,6 +191,12 @@ func (d Detail) lines(st styles.Styles) []string {
 	muted := st.Muted.Render
 
 	if d.container == nil {
+		if d.message != "" {
+			for _, l := range strings.Split(ansi.Hardwrap(d.message, max(1, inner-2), true), "\n") {
+				out = append(out, " "+st.Error.Render(l))
+			}
+			return out
+		}
 		return []string{muted(" Select a vault or scope to browse its secrets.")}
 	}
 	c := *d.container