SEO fixes: team section, meta tags, footer consistency, broken links

- Add leadership team section to about.php with 4 team members
- Add visible FAQ section to homepage with accordion functionality
- Fix broken blog category link (legal-&-compliance → compliance)
- Add Twitter Card and og:image meta tags to data-cleaning.php and quote.php
- Add social links to 5 pages missing them (data-cleaning, quote, case-studies, blog/search, faq-enhanced)
- Standardize LinkedIn URLs across 24 blog files (remove www prefix)
- Fix social media placeholder links across 8 pages
- Optimize meta descriptions on 3 service pages (under 160 chars)

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

blog/articles/international-data-transfers-uk.php

@@ -95,7 +95,7 @@ $breadcrumbs = [
     <article class="blog-article">
         <div class="container">
             <div class="article-meta">
-                <span class="category"><a href="/blog/categories/legal-&-compliance.php">Legal & Compliance</a></span>
+                <span class="category"><a href="/blog/categories/compliance.php">Legal & Compliance</a></span>
                 <time datetime="2024-06-02">2 June 2024</time>
                 <span class="read-time">4 min read</span>
             </div>