fix(wizard): fix UI/UX and usability glitches

- constrain viewport height on wizard routes in HeaderWrapper

- remove nested scrollbar in step-software

- add active module glows and tooltips for locked licenses

- show device name badge in step 3 card header when editing

- update main action button text in summary sidebar when editing

- implement double-click inline delete confirmation in step-summary

- animate customer accordion and add tab-index key bindings

shop/components/wizard/step-software.tsx

@@ -29,6 +29,7 @@ interface StepSoftwareProps {
   /** Modul-IDs, die bereits lizenziert sind (Upgrade-Modus) */
   existingModuleIds?: string[]
   activeCategoryId: string | null
+  editingDeviceName?: string | null
 }
 
 export function CategoryIcon({ icon, className }: { icon?: string | null; className?: string }) {
@@ -52,6 +53,7 @@ export function StepSoftware({
   billingBadgeClass,
   existingModuleIds = [],
   activeCategoryId,
+  editingDeviceName = null,
 }: StepSoftwareProps) {
   const currentCategory = visibleCategories.find(c => c.id === activeCategoryId) ?? visibleCategories[0] ?? null
 
@@ -69,15 +71,22 @@ export function StepSoftware({
   return (
     <Card className="glass-dark border-white/10 h-full flex flex-col rounded-2xl">
       <CardHeader className="border-b border-white/5 pb-4">
-        <CardTitle className="text-xl flex items-center gap-2 text-white font-bold">
-          <ShoppingCart className="w-5 h-5 text-primary" />
-          Optionen wählen
+        <CardTitle className="text-xl flex items-center justify-between gap-2 text-white font-bold flex-wrap">
+          <div className="flex items-center gap-2">
+            <ShoppingCart className="w-5 h-5 text-primary" />
+            <span>Optionen wählen</span>
+          </div>
+          {editingDeviceName && (
+            <Badge className="bg-amber-500/20 text-amber-400 border border-amber-500/30 text-xs font-bold gap-1 px-2.5 py-1 rounded-lg animate-pulse shrink-0">
+              ✏️ Bearbeite Kasse: &quot;{editingDeviceName}&quot;
+            </Badge>
+          )}
         </CardTitle>
         <CardDescription className="text-slate-400">
           Passen Sie die Konfiguration für {currentCategory.name} an.
         </CardDescription>
       </CardHeader>
-      <CardContent className="flex-1 overflow-y-auto pt-6 space-y-6">
+      <CardContent className="flex-1 pt-6 space-y-6">
         <AnimatePresence mode="wait">
           <motion.div
             key={currentCategory.id}
@@ -260,13 +269,14 @@ export function StepSoftware({
                     return (
                       <div
                         key={module.id}
+                        title={isExistingLicense ? "Dieses Modul ist auf dieser Kasse bereits aktiv und dauerhaft lizenziert." : undefined}
                         className={`flex flex-col p-4 rounded-xl border transition-all duration-200 ${
                           isExistingLicense
                             ? 'border-primary/20 bg-primary/5 opacity-75'
                             : disabled
                               ? 'border-white/5 bg-white/5 opacity-40'
                               : checked
-                                ? 'border-primary/30 bg-primary/5'
+                                ? 'border-primary bg-primary/10 shadow-[0_0_15px_rgba(59,130,246,0.15)] text-white'
                                 : 'border-white/5 bg-white/5 hover:bg-white/10'
                         }`}
                       >