feat: simplify navigation and add RU/EN home and contacts

- simplify main navigation and hide extra menu items
- make home page more sales-focused with updated hero, benefits and fleet teaser
- add RU/EN handling for home and contacts, including SEO defaults
- integrate basic Strapi homepage API client (no breaking changes)
- update contacts page with messenger buttons and dynamic footer year

Made-with: Cursor

pages/AboutPage.tsx

@@ -1,8 +1,16 @@
 import React, { useRef, useEffect, useState } from 'react';
 import PageHeader from '../components/PageHeader';
 import { CheckCircle2, Award, Users, Building2, Briefcase, Phone, Mail, Globe, FileText, ExternalLink, Star } from 'lucide-react';
+import { useLocation } from 'react-router-dom';
 
 const AboutPage: React.FC = () => {
+  const location = useLocation();
+  const isEnglish = location.pathname.startsWith('/en');
+
+  const headerTitle = isEnglish ? 'About the company' : 'О компании';
+  const headerDescription = isEnglish
+    ? 'GeoVector is a leading engineering survey and design company based in the Republic of Bashkortostan.'
+    : 'ООО «ГеоВектор» — лидер в области инженерных изысканий и проектирования в Республике Башкортостан.';
   const scrollContainerRef = useRef<HTMLDivElement>(null);
   const [isDragging, setIsDragging] = useState(false);
   const [startX, setStartX] = useState(0);
@@ -132,8 +140,8 @@ const AboutPage: React.FC = () => {
   return (
     <div className="bg-white pb-20">
       <PageHeader 
-        title="О компании" 
-        description="ООО «ГеоВектор» — лидер в области инженерных изысканий и проектирования в Республике Башкортостан."
+        title={headerTitle}
+        description={headerDescription}
         image="/media/images/headers/header-about.png"
       />