diff --git a/app/Domains/Workspace/Models/Workspace.php b/app/Domains/Workspace/Models/Workspace.php
index 3f64dbc..995d846 100644
--- a/app/Domains/Workspace/Models/Workspace.php
+++ b/app/Domains/Workspace/Models/Workspace.php
@@ -43,6 +43,11 @@ class Workspace extends Model
         'trial_ends_at' => 'datetime',
     ];
 
+    public function getRouteKeyName(): string
+    {
+        return 'ulid';
+    }
+
     /** @return BelongsTo<User, $this> */
     public function owner(): BelongsTo
     {
diff --git a/app/Livewire/Modals/CreateBioPage.php b/app/Livewire/Modals/CreateBioPage.php
index 5dfa013..eddffcd 100644
--- a/app/Livewire/Modals/CreateBioPage.php
+++ b/app/Livewire/Modals/CreateBioPage.php
@@ -6,6 +6,7 @@ use App\Domains\Bio\Models\BioPage;
 use App\Domains\Workspace\Models\Workspace;
 use App\Livewire\Pages\Bio\Index;
 use Illuminate\Support\Str;
+use Illuminate\Validation\Rule;
 use Illuminate\View\View;
 use LivewireUI\Modal\ModalComponent;
 
@@ -19,12 +20,24 @@ class CreateBioPage extends ModalComponent
 
     public string $slug = '';
 
-    /** @return array<string, string> */
+    /** @return array<string, mixed> */
     protected function rules(): array
     {
+        $wsId = $this->workspaceId;
+        if (! $wsId) {
+            $ws = current_workspace();
+            $wsId = $ws !== null ? $ws->id : 0;
+        }
+
         return [
             'title' => 'required|max:200',
-            'slug' => 'nullable|alpha_dash|max:80|unique:bio_pages,slug',
+            'slug' => [
+                'nullable', 'alpha_dash', 'max:80',
+                Rule::unique('bio_pages', 'slug')
+                    ->where('workspace_id', $wsId)
+                    ->whereNull('domain_id')
+                    ->whereNull('deleted_at'),
+            ],
         ];
     }
 
diff --git a/app/Livewire/Modals/CreateQrCode.php b/app/Livewire/Modals/CreateQrCode.php
index fe65a47..8f5b19a 100644
--- a/app/Livewire/Modals/CreateQrCode.php
+++ b/app/Livewire/Modals/CreateQrCode.php
@@ -191,7 +191,7 @@ class CreateQrCode extends ModalComponent
 
     public static function modalMaxWidth(): string
     {
-        return '4xl';
+        return '5xl';
     }
 
     public function render(): View
diff --git a/app/Livewire/Pages/Analytics/Index.php b/app/Livewire/Pages/Analytics/Index.php
index bbe369b..b8cc98e 100644
--- a/app/Livewire/Pages/Analytics/Index.php
+++ b/app/Livewire/Pages/Analytics/Index.php
@@ -59,9 +59,9 @@ class Index extends Component
     /** @return Builder<Click> */
     private function baseQuery(): Builder
     {
-        $workspace = require_workspace();
+        $wsId = $this->workspaceId;
 
-        $q = Click::where('workspace_id', $workspace->id)
+        $q = Click::where('workspace_id', $wsId)
             ->where('clicked_at', '>=', $this->rangeStart());
 
         if ($this->country) {
@@ -71,7 +71,7 @@ class Index extends Component
             $q->where('device', $this->device);
         }
         if ($this->linkId) {
-            $link = Link::where('workspace_id', $workspace->id)->where('ulid', $this->linkId)->first();
+            $link = Link::where('workspace_id', $wsId)->where('ulid', $this->linkId)->first();
             if ($link) {
                 $q->where('link_id', $link->id);
             }
@@ -91,11 +91,11 @@ class Index extends Component
 
     public function render(): View
     {
-        $workspace = require_workspace();
+        $wsId = $this->workspaceId;
 
         $totalFiltered = $this->baseQuery()->count();
 
-        $allTime = Click::where('workspace_id', $workspace->id)->count();
+        $allTime = Click::where('workspace_id', $wsId)->count();
 
         $byCountry = (clone $this->baseQuery())
             ->whereNotNull('country')
@@ -111,20 +111,20 @@ class Index extends Component
             ->orderByDesc('total')
             ->get();
 
-        $countries = Click::where('workspace_id', $workspace->id)
+        $countries = Click::where('workspace_id', $wsId)
             ->whereNotNull('country')
             ->distinct()
             ->pluck('country')
             ->sort()
             ->values();
 
-        $devices = Click::where('workspace_id', $workspace->id)
+        $devices = Click::where('workspace_id', $wsId)
             ->whereNotNull('device')
             ->distinct()
             ->pluck('device')
             ->values();
 
-        $links = Link::where('workspace_id', $workspace->id)
+        $links = Link::where('workspace_id', $wsId)
             ->orderBy('slug')
             ->get(['ulid', 'slug', 'title']);
 
diff --git a/resources/js/bootstrap.js b/resources/js/bootstrap.js
index af989b7..2918e7b 100644
--- a/resources/js/bootstrap.js
+++ b/resources/js/bootstrap.js
@@ -16,6 +16,9 @@ window.Echo = new Echo({
     enabledTransports: ['ws', 'wss'],
 });
 
+import QRCode from 'qrcode';
+window.QRCode = QRCode;
+
 import {
     Chart,
     LineController, LineElement,
diff --git a/resources/views/components/ui/copy-button.blade.php b/resources/views/components/ui/copy-button.blade.php
new file mode 100644
index 0000000..746cf78
--- /dev/null
+++ b/resources/views/components/ui/copy-button.blade.php
@@ -0,0 +1,31 @@
+@props(['value', 'label' => 'Kopieren'])
+
+<button
+    type="button"
+    x-data="{ copied: false }"
+    @click="navigator.clipboard.writeText(@js($value)).then(() => { copied = true; setTimeout(() => copied = false, 1500); }).catch(() => {
+        var ta = document.createElement('textarea');
+        ta.value = @js($value);
+        document.body.appendChild(ta);
+        ta.select();
+        document.execCommand('copy');
+        document.body.removeChild(ta);
+        copied = true;
+        setTimeout(() => copied = false, 1500);
+    })"
+    :class="copied ? 'text-green-400' : 'text-t2 hover:text-t1'"
+    class="inline-flex items-center gap-1 text-xs transition-colors"
+>
+    <span x-show="!copied" class="flex items-center gap-1">
+        <svg class="w-3.5 h-3.5" fill="none" viewBox="0 0 16 16" stroke="currentColor" stroke-width="1.5">
+            <rect x="5" y="5" width="8" height="8" rx="1"/><path stroke-linecap="round" stroke-linejoin="round" d="M11 5V3a1 1 0 00-1-1H3a1 1 0 00-1 1v7a1 1 0 001 1h2"/>
+        </svg>
+        <span>{{ $label }}</span>
+    </span>
+    <span x-show="copied" class="flex items-center gap-1">
+        <svg class="w-3.5 h-3.5" fill="none" viewBox="0 0 16 16" stroke="currentColor" stroke-width="1.5">
+            <path stroke-linecap="round" stroke-linejoin="round" d="M3 8l3 3 7-7"/>
+        </svg>
+        <span>Kopiert</span>
+    </span>
+</button>
diff --git a/resources/views/layouts/nimuli-app.blade.php b/resources/views/layouts/nimuli-app.blade.php
index 956c559..b1e2e59 100644
--- a/resources/views/layouts/nimuli-app.blade.php
+++ b/resources/views/layouts/nimuli-app.blade.php
@@ -153,7 +153,7 @@
             function updateActiveNav() {
                 var path = window.location.pathname;
                 document.querySelectorAll('[data-nav-link]').forEach(function (el) {
-                    var href = el.getAttribute('href');
+                    var href = new URL(el.href, location.origin).pathname;
                     var isActive = href && (path === href || path.startsWith(href + '/'));
                     el.classList.toggle('bg-blue/10', isActive);
                     el.classList.toggle('text-blue', isActive);
diff --git a/resources/views/livewire/modals/create-qr-code.blade.php b/resources/views/livewire/modals/create-qr-code.blade.php
index 00a074a..9428c72 100644
--- a/resources/views/livewire/modals/create-qr-code.blade.php
+++ b/resources/views/livewire/modals/create-qr-code.blade.php
@@ -151,7 +151,7 @@
 
 @script
 <script>
-import QRCode from 'qrcode';
+const QRCode = window.QRCode;
 
 const canvas = document.getElementById('qr-canvas');
 const placeholder = document.getElementById('qr-placeholder');