fix: full Apple HIG mobile + SEO audit - all issues resolved

MOBILE RESPONSIVENESS (Apple HIG):
- HeroSection: typography scaled 7xl→4xl sm:5xl md:6xl lg:7xl, responsive px/py, rounded-2xl, active:scale-95
- Cart quantity buttons: h-8→h-11 w-8→w-11 (44px touch target), rounded-xl, active:scale-95
- StorefrontFooter newsletter: responsive w-full sm:w-52 lg:w-64, aria-label, larger touch targets
- StorefrontHeader mobile nav: padding px-6→px-4 py-6→py-5
- AdminTable: overflow-x-auto + min-w-[600px] for horizontal scroll
- AdminOrdersPanel: same table overflow fix
- AdminLayout: mobile px-4 sm:px-6 py-6 sm:py-10
- AdminFilterTabs: responsive text/text sizes
- AdminSidebar hamburger: h-10→h-11 w-10→w-11 (44px touch target)
- DashboardClient: grid gap-3 sm:gap-4, responsive stat text
- OrderEditForm: grid-cols-1 sm:grid-cols-2 (was 2, breaks on mobile)
- BillingClient: min-h-[44px] on select/button
- ProductsClient: h-32 sm:h-40 responsive image height
- StopCard: line-clamp-2 instead of line-clamp-1 on location
- CommunicationsPage: tabs wrapped in overflow-x-auto
- Checkout page: grid breakpoint md not lg
- Tuxedo page: SectionHeader mobile-first, feature grid grid-cols-1 sm:2, label visible
- Tuxedo stats: text-3xl sm:text-4xl

SEO METADATA:
- Root layout: viewport export, full OG/Twitter, metadataBase, keywords, robots
- Tuxedo layout: complete OG + Twitter + canonical + keywords
- Indian River layout: complete OG + Twitter + canonical + keywords
- Tuxedo/IRD FAQ pages: new layout.tsx with full metadata + FAQPage JSON-LD schema
- Tuxedo/IRD Contact pages: new layout.tsx with full metadata
- Pricing page: expanded metadata with OG/Twitter
- Contact page: refactored to layout+ClientPage structure
- Sitemap: updated with dynamic stop URLs, async function

SCHEMA + STRUCTURED DATA:
- FAQPage JSON-LD on FAQ pages
- BreadcrumbList JSON-LD on storefront layouts
- BreadcrumbNav component created (Apple HIG compliant)

BUG FIXES:
- Indian River: replaced raw <img> with Next.js Image component
- Indian River: verified single H1 (others are h2)
- Stop card: location line-clamp-2 for better readability

TYPE CHECK: all pass

src/app/sitemap.ts

@@ -1,12 +1,16 @@
 import { MetadataRoute } from "next";
+import { getActiveStopsForSitemap } from "@/actions/stops";
 
 const BASE_URL = process.env.NEXT_PUBLIC_SITE_URL ?? "https://yourdomain.com";
 
-export default function sitemap(): MetadataRoute.Sitemap {
+export default async function sitemap(): Promise<MetadataRoute.Sitemap> {
   const now = new Date();
 
-  return [
-    // Main site
+  // Fetch active stops for dynamic URLs
+  const activeStops = await getActiveStopsForSitemap();
+
+  // Base static URLs
+  const staticUrls: MetadataRoute.Sitemap = [
     {
       url: BASE_URL,
       lastModified: now,
@@ -98,4 +102,14 @@ export default function sitemap(): MetadataRoute.Sitemap {
       priority: 0.8,
     },
   ];
+
+  // Dynamic stop URLs
+  const stopUrls: MetadataRoute.Sitemap = activeStops.map((stop) => ({
+    url: `${BASE_URL}/${stop.brand_slug}/stops/${stop.slug}`,
+    lastModified: new Date(stop.last_modified),
+    changeFrequency: "weekly" as const,
+    priority: 0.8,
+  }));
+
+  return [...staticUrls, ...stopUrls];
 }