fix(landing): remove Twilio claims, add BRL pricing, add SEO tags

- Replace "via Twilio" with "coming soon" in both EN and PT-BR
- Add R$59/seat reference to EN pricing card
- Add OG tags, Twitter Card, canonical URL to both versions
- Add robots.txt and sitemap.xml

index.pt-br.html

@@ -7,6 +7,22 @@
     <link rel="alternate" hreflang="pt-BR" href="https://batida.io/pt-br">
     <title>Batida — Gerencie Incidentes. Mantenha a Calma.</title>
     <meta name="description" content="Plataforma moderna de incident management. Alternativa inteligente ao PagerDuty. Setup em minutos. Comece grátis.">
+    <link rel="canonical" href="https://batida.io/pt-br">
+
+    <!-- Open Graph -->
+    <meta property="og:type" content="website">
+    <meta property="og:url" content="https://batida.io/pt-br">
+    <meta property="og:title" content="Batida — Gerencie Incidentes. Mantenha a Calma.">
+    <meta property="og:description" content="Plataforma moderna de incident management. Alternativa inteligente ao PagerDuty. Setup em minutos. Comece grátis.">
+    <meta property="og:site_name" content="Batida">
+
+    <!-- Twitter Card -->
+    <meta name="twitter:card" content="summary_large_image">
+    <meta name="twitter:title" content="Batida — Gerencie Incidentes. Mantenha a Calma.">
+    <meta name="twitter:description" content="Plataforma moderna de incident management. Alternativa inteligente ao PagerDuty.">
+
+    <!-- Sitemap -->
+    <link rel="sitemap" type="application/xml" href="/sitemap.xml">
     
     <!-- Fonts -->
     <link rel="preconnect" href="https://fonts.googleapis.com">
@@ -1309,7 +1325,7 @@
                         </tr>
                         <tr class="transition-colors hover:bg-ember-500/5">
                             <td class="px-6 py-4 font-medium text-sm" style="color: var(--text-primary);">Roteamento de Chamadas</td>
-                            <td class="px-6 py-4 text-sm font-semibold text-ember-400">Via Twilio</td>
+                            <td class="px-6 py-4 text-sm font-semibold text-ember-400">Em breve</td>
                             <td class="px-6 py-4 text-sm" style="color: var(--text-secondary);">Incluído</td>
                             <td class="px-6 py-4 text-sm" style="color: var(--text-secondary);">Pro only</td>
                             <td class="px-6 py-4 text-sm" style="color: var(--text-secondary);">Não disponível</td>
@@ -1421,7 +1437,7 @@
                         </li>
                         <li class="flex items-start gap-2">
                             <svg class="w-5 h-5 text-ember-400 flex-shrink-0 mt-0.5" fill="none" stroke="currentColor" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M5 13l4 4L19 7"/></svg>
-                            <strong style="color: var(--text-primary);">Roteamento de chamadas</strong> (via Twilio)
+                            <strong style="color: var(--text-primary);">Roteamento de chamadas</strong> (em breve)
                         </li>
                         <li class="flex items-start gap-2">
                             <svg class="w-5 h-5 text-ember-400 flex-shrink-0 mt-0.5" fill="none" stroke="currentColor" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M5 13l4 4L19 7"/></svg>