Fix heading structure (H1-H6) and button layouts, add noindex to cart and order pages

components/sections/ConfiguratorTeaser.tsx

@@ -50,7 +50,7 @@ export const ConfiguratorTeaser = () => {
                         <Icon className="w-5 h-5" />
                       </div>
                       <div className="w-[calc(100%-4rem)] md:w-[calc(50%-3rem)] bg-white/10 border border-white/20 p-4 rounded-xl backdrop-blur-sm group-hover:bg-white/20 transition-colors">
-                        <h4 className="font-semibold text-lg">{step.label}</h4>
+                        <h3 className="font-semibold text-lg">{step.label}</h3>
                         <p className="text-sm text-gray-300">Krok {idx + 1}</p>
                       </div>
                     </div>
@@ -62,7 +62,7 @@ export const ConfiguratorTeaser = () => {
               <div className="mt-8 bg-accent/20 border border-accent/40 rounded-xl p-4 flex items-start">
                 <Lightbulb className="w-6 h-6 text-accent shrink-0 mr-3 mt-0.5" />
                 <div>
-                  <h5 className="font-semibold text-accent-light mb-1">Porada eksperta</h5>
+                  <h4 className="font-semibold text-accent-light mb-1">Porada eksperta</h4>
                   <p className="text-sm text-gray-200">
                     Szybki przelicznik mocy: <strong>10 m² = 1 kW</strong> mocy chłodniczej. Dla pokoju 25 m² szukaj urządzenia o mocy ok. 2.5 kW.
                   </p>