fix: add missing href to all broken buttons across site

- services/page.tsx: 'Book Free Consultation' bottom CTA → /contact
- services/[slug]/page.tsx: hero + final CTA 'Book Free Consultation' → /contact;
  fix nested <Link> inside secondary Button (invalid HTML) → href prop
- blog/page.tsx: 'Subscribe to newsletter' → /contact (no newsletter service yet)
- blog/[slug]/page.tsx: inline 'Book Free Consultation' CTA → /contact

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

src/app/blog/[slug]/page.tsx

@@ -388,7 +388,7 @@ export default async function BlogPostPage({ params }: { params: Promise<{ slug:
                   <p className="text-muted mb-5">
                     Book a free 30-minute consultation with one of our qualified accountants.
                   </p>
-                  <Button size="lg" trailingArrow>
+                  <Button size="lg" trailingArrow href="/contact">
                     Book Free Consultation
                   </Button>
                 </div>

src/app/blog/page.tsx

@@ -145,7 +145,7 @@ export default function BlogPage() {
               <p className="mx-auto mb-8 max-w-xl text-lg text-white/70">
                 Monthly tax tips, deadline reminders and practical guides — free, no spam.
               </p>
-              <Button size="lg" trailingArrow>
+              <Button size="lg" trailingArrow href="/contact">
                 Subscribe to newsletter
               </Button>
             </FadeIn>

src/app/services/[slug]/page.tsx

@@ -235,7 +235,7 @@ export default async function ServicePage({ params }: { params: Promise<{ slug:
                   {svc.tagline}
                 </p>
                 <p className="text-muted mb-8 text-xl leading-relaxed">{svc.intro}</p>
-                <Button size="lg" trailingArrow>
+                <Button size="lg" trailingArrow href="/contact">
                   Book Free Consultation
                 </Button>
               </div>
@@ -332,15 +332,16 @@ export default async function ServicePage({ params }: { params: Promise<{ slug:
                 Book a free consultation and we&apos;ll have you set up in days.
               </p>
               <div className="flex flex-wrap justify-center gap-3">
-                <Button size="lg" trailingArrow>
+                <Button size="lg" trailingArrow href="/contact">
                   Book Free Consultation
                 </Button>
                 <Button
                   size="lg"
                   variant="secondary"
+                  href="/services"
                   className="border-white/30 text-white hover:bg-white/10"
                 >
-                  <Link href="/services">View all services</Link>
+                  View all services
                 </Button>
               </div>
             </FadeIn>

src/app/services/page.tsx

@@ -171,7 +171,7 @@ export default function ServicesPage() {
                 Book a free 30-minute consultation. We'll assess your situation and recommend
                 exactly what your business needs.
               </p>
-              <Button size="lg" trailingArrow>
+              <Button size="lg" trailingArrow href="/contact">
                 Book Free Consultation
               </Button>
             </FadeIn>