diff --git a/lib/src/widgets/flow_canvas.dart b/lib/src/widgets/flow_canvas.dart
index 213eff1..bf32ba8 100644
--- a/lib/src/widgets/flow_canvas.dart
+++ b/lib/src/widgets/flow_canvas.dart
@@ -746,16 +746,34 @@ class _FlowCanvasState extends State<FlowCanvas>
     final spec = _specForStep(step);
     final inputLabels = _inputLabelsForStep(step);
     final outputLabels = _outputLabelsForStep(step);
+    // Tooltips: every visible label gets one. When the
+    // manifest carries a locale description, use it. Else
+    // fall back to `name (type)` for declared fields whose
+    // description is missing, or to the bare field name for
+    // implicit (YAML-only) fields. Operators always see
+    // something on hover — useful at least to confirm the
+    // exact field they're pointing at.
     final tooltips = <String, String>{};
+    final loc = widget.locale == FlowEditorLocale.de ? 'de' : 'en';
+    final declaredFields = <String, ModuleField>{};
     if (spec != null) {
-      final loc = widget.locale == FlowEditorLocale.de ? 'de' : 'en';
-      for (final f in spec.inputs) {
-        final d = f.descriptionFor(loc);
-        if (d != null) tooltips[f.name] = d;
+      for (final f in [...spec.inputs, ...spec.outputs]) {
+        declaredFields[f.name] = f;
       }
-      for (final f in spec.outputs) {
+    }
+    for (final label in [...inputLabels, ...outputLabels]) {
+      final f = declaredFields[label];
+      if (f != null) {
         final d = f.descriptionFor(loc);
-        if (d != null) tooltips[f.name] = d;
+        if (d != null && d.isNotEmpty) {
+          tooltips[label] = d;
+        } else if (f.type.isNotEmpty) {
+          tooltips[label] = '$label  ·  ${f.type}';
+        } else {
+          tooltips[label] = label;
+        }
+      } else {
+        tooltips[label] = label;
       }
     }
     final cardHeight = NodeGeometry.heightFor(
@@ -1714,50 +1732,32 @@ class _FlowCanvasState extends State<FlowCanvas>
           onLongPressStart: onContextMenu == null
               ? null
               : (details) => onContextMenu(details.globalPosition),
-          child: Stack(
-            alignment: Alignment.center,
-            children: [
-              // Outer ring — defines the port's footprint.
-              // Filled when connected (so the line "docks"
-              // into a visible target), surface-filled when
-              // dangling (a clear empty socket). Drop-target
-              // halo grows + glows.
-              Container(
-                decoration: BoxDecoration(
-                  shape: BoxShape.circle,
-                  color: filled ? accent : theme.colorScheme.surface,
-                  border: Border.all(
-                    color: accent,
-                    width: isClosest ? 2.5 : (isHovered ? 2.2 : 1.8),
-                  ),
-                  boxShadow: (isClosest || isHovered)
-                      ? [
-                          BoxShadow(
-                            color: accent.withValues(
-                              alpha: isClosest ? 0.55 : 0.35,
-                            ),
-                            blurRadius: isClosest ? 10 : 6,
-                          ),
-                        ]
-                      : null,
-                ),
+          child: Container(
+            // Connected = solid filled circle in accent.
+            // Dangling = clear ring with surface fill so the
+            // empty socket is obvious. Drop-target halo
+            // glows in addition. No inner pin — Stefan
+            // explicitly wants the connected variant to read
+            // as one continuous filled disc, not a ring with
+            // a bullseye in it.
+            decoration: BoxDecoration(
+              shape: BoxShape.circle,
+              color: filled ? accent : theme.colorScheme.surface,
+              border: Border.all(
+                color: accent,
+                width: isClosest ? 2.5 : (isHovered ? 2.2 : 1.8),
               ),
-              // Inner pin — tiny surface-coloured dot at the
-              // centre when connected, giving the port the
-              // "socket with a pin in it" look that reads as
-              // an active electrical connector rather than a
-              // free-floating indicator. Skipped on empty
-              // ports so the hollow ring is unambiguous.
-              if (connected)
-                Container(
-                  width: 4,
-                  height: 4,
-                  decoration: BoxDecoration(
-                    color: theme.colorScheme.surface,
-                    shape: BoxShape.circle,
-                  ),
-                ),
-            ],
+              boxShadow: (isClosest || isHovered)
+                  ? [
+                      BoxShadow(
+                        color: accent.withValues(
+                          alpha: isClosest ? 0.55 : 0.35,
+                        ),
+                        blurRadius: isClosest ? 10 : 6,
+                      ),
+                    ]
+                  : null,
+            ),
           ),
         ),
       ),
diff --git a/lib/src/widgets/flow_node.dart b/lib/src/widgets/flow_node.dart
index 7d1414b..1628fc7 100644
--- a/lib/src/widgets/flow_node.dart
+++ b/lib/src/widgets/flow_node.dart
@@ -83,10 +83,13 @@ class NodeGeometry {
   /// without overlapping the label text.
   static const double portGutter = 18;
 
-  /// Diameter of the canvas-side port dot — sized to the
-  /// body's labelSmall row (~11 px text + 11 px breathing
-  /// room) so the dot reads as the port without crowding.
-  static const double portDotSize = 12;
+  /// Diameter of the canvas-side port dot. Sized so the
+  /// connected-vs-outlined state reads clearly at any zoom:
+  /// a 12 px outline tends to disappear into the background
+  /// at 50 % zoom; 14 px keeps the ring visible and gives
+  /// the filled (connected) variant enough mass to stand out
+  /// against the card shadow.
+  static const double portDotSize = 14;
 
   /// Total card height for a node carrying [inputCount] inputs
   /// on the left + [outputCount] outputs on the right. The
diff --git a/pubspec.yaml b/pubspec.yaml
index b2c9d04..7bed44a 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,6 +1,6 @@
 name: fai_studio_flow_editor
 description: Swappable inline YAML editor for F∆I Studio flows.
-version: 0.10.2
+version: 0.10.3
 publish_to: 'none'
 repository: https://git.flemming.ai/fai/studio-flow-editor