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src/components/EventJsonLd.tsx

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+import type { PublicCampFacts } from "@/lib/camp";
+import { appUrl } from "@/lib/env";
+import type { PublicPricing } from "@/lib/public-page";
+
+/**
+ * Strukturierte Veranstaltungsdaten (schema.org/Event) — nur, wenn Termin,
+ * Ort und Veranstalter bestaetigt sind und der Live-Verkauf laeuft.
+ * Unbestaetigte Angaben erscheinen nie in Suchmaschinen.
+ */
+export function EventJsonLd({ facts, pricing }: { facts: PublicCampFacts; pricing: PublicPricing }) {
+  if (!facts.startDate || !facts.location || !facts.organizer || pricing.mode !== "live" || !pricing.checkoutOpen || pricing.currentCents === null) {
+    return null;
+  }
+  const data = {
+    "@context": "https://schema.org",
+    "@type": "Event",
+    name: "ARTISTA MODELCAMP 2027",
+    startDate: facts.startDate,
+    ...(facts.endDate ? { endDate: facts.endDate } : {}),
+    eventAttendanceMode: "https://schema.org/OfflineEventAttendanceMode",
+    eventStatus: "https://schema.org/EventScheduled",
+    location: { "@type": "Place", name: facts.location, address: { "@type": "PostalAddress", addressCountry: "IT", ...(facts.region ? { addressRegion: facts.region } : {}) } },
+    organizer: { "@type": "Organization", name: facts.organizer.name, email: facts.organizer.email },
+    offers: {
+      "@type": "Offer",
+      price: (pricing.currentCents / 100).toFixed(2),
+      priceCurrency: "EUR",
+      availability: "https://schema.org/InStock",
+      url: appUrl("/#preis"),
+    },
+  };
+  // JSON.stringify + Ersetzen von "<" verhindert, dass Inhalte das
+  // Script-Element vorzeitig schliessen.
+  return <script type="application/ld+json" dangerouslySetInnerHTML={{ __html: JSON.stringify(data).replace(/</g, "\\u003c") }} />;
+}