TIER 3 - POLISH

app/sites/[id]/realtime/page.tsx

@@ -108,7 +108,7 @@ export default function RealtimePage() {
                 <span className="animate-ping absolute inline-flex h-full w-full rounded-full bg-green-400 opacity-75"></span>
                 <span className="relative inline-flex rounded-full h-3 w-3 bg-green-500"></span>
             </span>
-            <span className="text-lg font-normal text-neutral-500">
+            <span className="text-lg font-normal text-neutral-500" aria-live="polite" aria-atomic="true">
                 {visitors.length} active now
             </span>
             </h1>

app/sites/[id]/settings/page.tsx

@@ -314,9 +314,11 @@ export default function SiteSettingsPage() {
 
         <div className="flex flex-col md:flex-row gap-8">
         {/* Sidebar Navigation */}
-        <nav className="w-full md:w-64 flex-shrink-0 space-y-1">
+        <nav className="w-full md:w-64 flex-shrink-0 space-y-1" role="tablist" aria-label="Site settings sections">
           <button
             onClick={() => setActiveTab('general')}
+            role="tab"
+            aria-selected={activeTab === 'general'}
             className={`w-full flex items-center gap-3 px-4 py-3 text-sm font-medium rounded-xl transition-all duration-200 focus:outline-none focus:ring-2 focus:ring-brand-orange focus:ring-offset-2 ${
               activeTab === 'general'
                 ? 'bg-brand-orange/10 text-brand-orange'
@@ -328,6 +330,8 @@ export default function SiteSettingsPage() {
           </button>
           <button
             onClick={() => setActiveTab('visibility')}
+            role="tab"
+            aria-selected={activeTab === 'visibility'}
             className={`w-full flex items-center gap-3 px-4 py-3 text-sm font-medium rounded-xl transition-all duration-200 focus:outline-none focus:ring-2 focus:ring-brand-orange focus:ring-offset-2 ${
               activeTab === 'visibility'
                 ? 'bg-brand-orange/10 text-brand-orange'
@@ -339,6 +343,8 @@ export default function SiteSettingsPage() {
           </button>
           <button
             onClick={() => setActiveTab('data')}
+            role="tab"
+            aria-selected={activeTab === 'data'}
             className={`w-full flex items-center gap-3 px-4 py-3 text-sm font-medium rounded-xl transition-all duration-200 focus:outline-none focus:ring-2 focus:ring-brand-orange focus:ring-offset-2 ${
               activeTab === 'data'
                 ? 'bg-brand-orange/10 text-brand-orange'
@@ -350,6 +356,8 @@ export default function SiteSettingsPage() {
           </button>
           <button
             onClick={() => setActiveTab('goals')}
+            role="tab"
+            aria-selected={activeTab === 'goals'}
             className={`w-full flex items-center gap-3 px-4 py-3 text-sm font-medium rounded-xl transition-all duration-200 focus:outline-none focus:ring-2 focus:ring-brand-orange focus:ring-offset-2 ${
               activeTab === 'goals'
                 ? 'bg-brand-orange/10 text-brand-orange'

components/dashboard/ContentStats.tsx

@@ -102,11 +102,13 @@ export default function ContentStats({ topPages, entryPages, exitPages, domain,
               </button>
             )}
           </div>
-          <div className="flex p-1 bg-neutral-100 dark:bg-neutral-800 rounded-lg">
+          <div className="flex p-1 bg-neutral-100 dark:bg-neutral-800 rounded-lg" role="tablist" aria-label="Content view tabs">
             {(['top_pages', 'entry_pages', 'exit_pages'] as Tab[]).map((tab) => (
               <button
                 key={tab}
                 onClick={() => setActiveTab(tab)}
+                role="tab"
+                aria-selected={activeTab === tab}
                 className={`px-3 py-1 text-xs font-medium rounded-lg transition-colors focus:outline-none focus:ring-2 focus:ring-brand-orange ${
                   activeTab === tab
                     ? 'bg-white dark:bg-neutral-700 text-neutral-900 dark:text-white shadow-sm'

components/dashboard/Locations.tsx

@@ -202,11 +202,13 @@ export default function Locations({ countries, cities, regions, geoDataLevel = '
               </button>
             )}
           </div>
-          <div className="flex p-1 bg-neutral-100 dark:bg-neutral-800 rounded-lg">
+          <div className="flex p-1 bg-neutral-100 dark:bg-neutral-800 rounded-lg" role="tablist" aria-label="Location view tabs">
             {(['map', 'countries', 'regions', 'cities'] as Tab[]).map((tab) => (
               <button
                 key={tab}
                 onClick={() => setActiveTab(tab)}
+                role="tab"
+                aria-selected={activeTab === tab}
                 className={`px-3 py-1 text-xs font-medium rounded-lg transition-colors capitalize focus:outline-none focus:ring-2 focus:ring-brand-orange ${
                   activeTab === tab
                     ? 'bg-white dark:bg-neutral-700 text-neutral-900 dark:text-white shadow-sm'

components/dashboard/TechSpecs.tsx

@@ -125,11 +125,13 @@ export default function TechSpecs({ browsers, os, devices, screenResolutions, co
               </button>
             )}
           </div>
-          <div className="flex p-1 bg-neutral-100 dark:bg-neutral-800 rounded-lg">
+          <div className="flex p-1 bg-neutral-100 dark:bg-neutral-800 rounded-lg" role="tablist" aria-label="Technology view tabs">
             {(['browsers', 'os', 'devices', 'screens'] as Tab[]).map((tab) => (
               <button
                 key={tab}
                 onClick={() => setActiveTab(tab)}
+                role="tab"
+                aria-selected={activeTab === tab}
                 className={`px-3 py-1 text-xs font-medium rounded-lg transition-colors capitalize focus:outline-none focus:ring-2 focus:ring-brand-orange ${
                   activeTab === tab
                     ? 'bg-white dark:bg-neutral-700 text-neutral-900 dark:text-white shadow-sm'

components/settings/OrganizationSettings.tsx

@@ -350,9 +350,11 @@ export default function OrganizationSettings() {
 
       <div className="flex flex-col md:flex-row gap-8">
         {/* Sidebar Navigation */}
-        <nav className="w-full md:w-64 flex-shrink-0 space-y-1">
+        <nav className="w-full md:w-64 flex-shrink-0 space-y-1" role="tablist" aria-label="Organization settings sections">
           <button
             onClick={() => handleTabChange('general')}
+            role="tab"
+            aria-selected={activeTab === 'general'}
             className={`w-full flex items-center gap-3 px-4 py-3 text-sm font-medium rounded-xl transition-all duration-200 focus:outline-none focus:ring-2 focus:ring-brand-orange focus:ring-offset-2 ${
               activeTab === 'general'
                 ? 'bg-brand-orange/10 text-brand-orange'
@@ -364,6 +366,8 @@ export default function OrganizationSettings() {
           </button>
           <button
             onClick={() => handleTabChange('members')}
+            role="tab"
+            aria-selected={activeTab === 'members'}
             className={`w-full flex items-center gap-3 px-4 py-3 text-sm font-medium rounded-xl transition-all duration-200 focus:outline-none focus:ring-2 focus:ring-brand-orange focus:ring-offset-2 ${
               activeTab === 'members'
                 ? 'bg-brand-orange/10 text-brand-orange'
@@ -375,6 +379,8 @@ export default function OrganizationSettings() {
           </button>
           <button
             onClick={() => handleTabChange('billing')}
+            role="tab"
+            aria-selected={activeTab === 'billing'}
             className={`w-full flex items-center gap-3 px-4 py-3 text-sm font-medium rounded-xl transition-all duration-200 focus:outline-none focus:ring-2 focus:ring-brand-orange focus:ring-offset-2 ${
               activeTab === 'billing'
                 ? 'bg-brand-orange/10 text-brand-orange'
@@ -386,6 +392,8 @@ export default function OrganizationSettings() {
           </button>
           <button
             onClick={() => handleTabChange('audit')}
+            role="tab"
+            aria-selected={activeTab === 'audit'}
             className={`w-full flex items-center gap-3 px-4 py-3 text-sm font-medium rounded-xl transition-all duration-200 focus:outline-none focus:ring-2 focus:ring-brand-orange focus:ring-offset-2 ${
               activeTab === 'audit'
                 ? 'bg-brand-orange/10 text-brand-orange'