refactor(ar): replace Hero with HomeHero on Arabic homepage and delete Hero.astro

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

www/src/components/Hero.astro

@@ -1,24 +0,0 @@
----
-interface Props { title: string; eyebrow?: string; description?: string; image?: string; alt?: string; }
-const { title, eyebrow, description, image, alt = '' } = Astro.props;
----
-<section class="hero">
-  <div class="container hero-grid">
-    <div>
-      {eyebrow && <p class="eyebrow">{eyebrow}</p>}
-      <h1>{title}</h1>
-      {description && <p class="hero-copy">{description}</p>}
-      <a class="button" href="/client-consultation">Get Started</a>
-    </div>
-    {image && <img src={image} alt={alt} loading="eager" />}
-  </div>
-</section>
-
-<style>
-  .hero { background: var(--color-tint); overflow: hidden; padding-block: clamp(3rem, 7vw, 5rem); }
-  .hero-grid { align-items: center; display: grid; gap: var(--space-xl); grid-template-columns: 1.05fr .95fr; }
-  .hero img { max-height: 430px; object-fit: contain; width: 100%; }
-  @media (max-width: 950px) {
-    .hero-grid { grid-template-columns: 1fr; }
-  }
-</style>