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>

components/sections/FundingSection.tsx

@@ -55,7 +55,7 @@ export const FundingSection = () => {
               <div className="flex justify-between items-start mb-8">
                 <div>
                   <p className="text-sm text-gray-500 font-semibold mb-1">Twój kosztorys z dotacją</p>
-                  <h4 className="text-xl font-bold text-primary">Przykładowa kalkulacja</h4>
+                  <h3 className="text-xl font-bold text-primary">Przykładowa kalkulacja</h3>
                 </div>
                 <div className="w-12 h-12 bg-accent/10 rounded-full flex items-center justify-center">
                   <FileText className="w-6 h-6 text-accent" />

components/sections/PricingTable.tsx

@@ -66,10 +66,10 @@ export const PricingTable = () => {
 
         <div className="flex flex-col md:flex-row gap-8 items-start justify-between bg-gray-50 p-6 rounded-xl border border-gray-100">
           <div className="flex-1">
-            <h4 className="font-semibold text-primary mb-3 flex items-center gap-2">
+            <h3 className="font-semibold text-primary mb-3 flex items-center gap-2">
               <Check className="w-5 h-5 text-accent" />
               Co obejmuje montaż podstawowy?
-            </h4>
+            </h3>
             <ul className="grid grid-cols-1 sm:grid-cols-2 gap-2 text-sm text-gray-600">
               <li className="flex items-start gap-2"><div className="w-1.5 h-1.5 rounded-full bg-accent mt-1.5 shrink-0" /> Wykonanie przewiertu przez ścianę</li>
               <li className="flex items-start gap-2"><div className="w-1.5 h-1.5 rounded-full bg-accent mt-1.5 shrink-0" /> Instalacja chłodnicza do 3 mb</li>