fix(theme): cable title defers to type_styles font; row radius token; hide empty detail

cim_suite/core/ui/theme/stylesheet.py

@@ -519,19 +519,15 @@ QFrame#CablePanel[state="error"] {{
     background-color: {t.alarm_bg};
     border: 1px solid {t.alarm};
 }}
-QLabel#CablePanelTitle {{
-    color: {t.sub};
-    font-size: 10px;
-    font-weight: 600;
-    text-transform: uppercase;
-}}
+/* Microcaps + font come from type_styles.column_header() in code (BL-DS3). */
+QLabel#CablePanelTitle {{ color: {t.sub}; }}
 QLabel#CablePanelHint {{ color: {t.faint}; font-size: 11px; }}
 
 /* ---- Cable panel port rows (spec §5.9) ---------------------------------- */
 QFrame#CableRow {{
   background: transparent;
   border: 1px solid transparent;
-  border-radius: 4px;
+  border-radius: {R.SM}px;
 }}
 QFrame#CableRow[selected="true"] {{
   background-color: {t.accent_soft};

cim_suite/shell/cable_panel.py

@@ -40,6 +40,7 @@ class _PortRow(QFrame):
         self._name.setObjectName("CableRowName")
         self._detail = QLabel(port.detail, self)
         self._detail.setObjectName("CableRowDetail")
+        self._detail.setVisible(bool(port.detail))  # no dead gap when there's no detail
         self._port_id = QLabel("SIM" if port.device == SIMULATOR else port.device, self)
         self._port_id.setObjectName("CableRowPort")
         self._port_id.setFont(type_styles.data_cell())  # §5.9: right-aligned mono ID