chore: docs clarifications

Author: NathanWalker

.vitepress/theme/NChartsHome.vue

@@ -329,7 +329,7 @@ const data: BarChartData = {
           </div>
           <div class="rounded-2xl border border-slate-200 bg-white/80 p-6 text-center backdrop-blur-sm dark:border-slate-700 dark:bg-slate-800/80">
             <div class="bg-gradient-to-r from-emerald-600 to-teal-600 bg-clip-text text-3xl font-bold text-transparent">
-              60fps
+              120fps
             </div>
             <div class="text-slate-600 dark:text-slate-300">Animation Performance</div>
           </div>

.vitepress/theme/PluginsHome.vue

@@ -12,7 +12,7 @@ const plugins = [
     featured: true,
     stats: {
       chartTypes: '9+',
-      performance: '60fps',
+      performance: '120fps',
       platforms: 'iOS & Android',
     },
   },

.vitepress/theme/components/ChartShowcase.vue

@@ -112,7 +112,7 @@ const activeChart = ref('line');
             <div class="space-y-4 text-slate-600 dark:text-slate-300">
               <div class="flex items-start gap-3">
                 <div class="mt-2 h-1.5 w-1.5 rounded-full bg-blue-500"></div>
-                <p>Smooth animations with 60fps performance</p>
+                <p>Smooth animations at up to 120fps on ProMotion displays</p>
               </div>
               <div class="flex items-start gap-3">
                 <div class="mt-2 h-1.5 w-1.5 rounded-full bg-emerald-500"></div>