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>

assets/css/main.css

@@ -3970,4 +3970,117 @@ main {
     .unified-card {
         padding: 30px 20px;
     }
+}
+
+/* Certifications & Trust Badges Section */
+.certifications-section {
+    padding: 80px 0;
+    background: #f8f9fa;
+}
+
+.certifications-section .section-header {
+    text-align: center;
+    margin-bottom: 60px;
+}
+
+.certifications-section .section-header h2 {
+    font-size: 2.5rem;
+    color: #144784;
+    margin-bottom: 16px;
+}
+
+.certifications-section .section-header p {
+    color: #666;
+    max-width: 700px;
+    margin: 0 auto;
+    font-size: 1.1rem;
+}
+
+.certifications-grid {
+    display: grid;
+    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
+    gap: 40px;
+    max-width: 1100px;
+    margin: 0 auto;
+}
+
+.certification-badge {
+    text-align: center;
+    padding: 40px 30px;
+    background: white;
+    border-radius: 12px;
+    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
+    transition: all 0.3s ease;
+}
+
+.certification-badge:hover {
+    transform: translateY(-8px);
+    box-shadow: 0 8px 25px rgba(20, 71, 132, 0.15);
+}
+
+.certification-badge .badge-icon {
+    margin-bottom: 25px;
+    display: flex;
+    justify-content: center;
+    align-items: center;
+}
+
+.certification-badge .badge-icon svg {
+    width: 80px;
+    height: 80px;
+}
+
+.certification-badge h3 {
+    font-size: 1.3rem;
+    color: #144784;
+    margin-bottom: 12px;
+    font-weight: 600;
+}
+
+.certification-badge p {
+    color: #666;
+    font-size: 0.95rem;
+    line-height: 1.6;
+    margin: 0;
+}
+
+/* Responsive Design for Certifications */
+@media (max-width: 1024px) {
+    .certifications-grid {
+        grid-template-columns: repeat(2, 1fr);
+        gap: 30px;
+    }
+}
+
+@media (max-width: 768px) {
+    .certifications-section {
+        padding: 60px 0;
+    }
+
+    .certifications-section .section-header h2 {
+        font-size: 2rem;
+    }
+
+    .certifications-grid {
+        grid-template-columns: 1fr;
+        gap: 25px;
+    }
+
+    .certification-badge {
+        padding: 30px 25px;
+    }
+}
+
+@media (max-width: 480px) {
+    .certifications-section .section-header h2 {
+        font-size: 1.75rem;
+    }
+
+    .certification-badge h3 {
+        font-size: 1.15rem;
+    }
+
+    .certification-badge p {
+        font-size: 0.9rem;
+    }
 }