diff --git a/app/cennik-montazu/page.tsx b/app/cennik-montazu/page.tsx
index 139e780..1f30a4e 100644
--- a/app/cennik-montazu/page.tsx
+++ b/app/cennik-montazu/page.tsx
@@ -140,11 +140,11 @@ export default function CennikMontazuPage() {
                   <Phone className="size-5" /> Zadzwoń po wycenę
                 </button>
               </a>
-              <Link href="/kontakt">
-                <button className="flex items-center gap-2 px-6 py-3 bg-white/10 text-white rounded-xl font-bold hover:bg-white/20 transition-colors border border-white/20">
+              <Link href="/kontakt" className="flex items-center gap-2 px-6 py-3 bg-white/10 text-white rounded-xl font-bold hover:bg-white/20 transition-colors border border-white/20">
+
                   Formularz kontaktowy <ArrowRight className="size-5" />
-                </button>
-              </Link>
+                
+</Link>
             </div>
           </div>
         </section>
@@ -251,11 +251,11 @@ export default function CennikMontazuPage() {
                   <Phone className="size-5" /> {companyDetails.phone}
                 </button>
               </a>
-              <Link href="/kontakt">
-                <button className="flex items-center gap-2 px-8 py-4 bg-white/10 text-white rounded-xl font-bold text-lg hover:bg-white/20 transition-colors border border-white/20">
+              <Link href="/kontakt" className="flex items-center gap-2 px-8 py-4 bg-white/10 text-white rounded-xl font-bold text-lg hover:bg-white/20 transition-colors border border-white/20">
+
                   Napisz do nas <ArrowRight className="size-5" />
-                </button>
-              </Link>
+                
+</Link>
             </div>
           </div>
         </section>
diff --git a/app/globals.css b/app/globals.css
index 20c9829..8b1736f 100644
--- a/app/globals.css
+++ b/app/globals.css
@@ -72,7 +72,7 @@
   --secondary-foreground: #0f2a47;
   --muted: #f5f7fa;
   --muted-foreground: #5a6678;
-  --accent: #2ba8e0;
+  --accent: #1777a3;
   --accent-foreground: #ffffff;
   --accent-light: #e3f4fc;
   --cta: #F39320;
@@ -81,7 +81,7 @@
   --destructive: oklch(0.577 0.245 27.325);
   --theme-border: #e2e8f0;
   --input: #e2e8f0;
-  --ring: #2ba8e0;
+  --ring: #1777a3;
   --success: #16a34a;
   --chart-1: oklch(0.87 0 0);
   --chart-2: oklch(0.556 0 0);
@@ -96,7 +96,7 @@
   --sidebar-accent: #f5f7fa;
   --sidebar-accent-foreground: #0f2a47;
   --sidebar-border: #e2e8f0;
-  --sidebar-ring: #2ba8e0;
+  --sidebar-ring: #1777a3;
 
   /* DaisyUI Overrides */
   --color-primary: var(--accent);
diff --git a/app/klimatyzacja-do-biura/page.tsx b/app/klimatyzacja-do-biura/page.tsx
index 9950812..2a95f42 100644
--- a/app/klimatyzacja-do-biura/page.tsx
+++ b/app/klimatyzacja-do-biura/page.tsx
@@ -139,11 +139,11 @@ export default function KlimatyzacjaDoBiuraPage() {
                   <Phone className="size-5" /> Zadzwoń: {companyDetails.phone}
                 </button>
               </a>
-              <Link href="/kontakt">
-                <button className="flex items-center gap-2 px-6 py-3 bg-white/10 text-white rounded-xl font-bold hover:bg-white/20 transition-colors border border-white/20">
+              <Link href="/kontakt" className="flex items-center gap-2 px-6 py-3 bg-white/10 text-white rounded-xl font-bold hover:bg-white/20 transition-colors border border-white/20">
+
                   Zapytaj o wycenę dla firmy <ArrowRight className="size-5" />
-                </button>
-              </Link>
+                
+</Link>
             </div>
           </div>
         </section>
@@ -231,11 +231,11 @@ export default function KlimatyzacjaDoBiuraPage() {
                   <p className="text-white/50 text-xs mb-1">od</p>
                   <p className="text-4xl font-extrabold text-white mb-1">199 zł</p>
                   <p className="text-white/50 text-xs mb-4">rocznie / urządzenie</p>
-                  <Link href="/kontakt">
-                    <button className="inline-flex items-center gap-2 px-5 py-2.5 bg-accent text-white font-bold rounded-xl text-sm hover:bg-accent/90 transition-colors whitespace-nowrap">
+                  <Link href="/kontakt" className="inline-flex items-center gap-2 px-5 py-2.5 bg-accent text-white font-bold rounded-xl text-sm hover:bg-accent/90 transition-colors whitespace-nowrap">
+
                       Zapytaj o abonament <ArrowRight className="size-4" />
-                    </button>
-                  </Link>
+                    
+</Link>
                 </div>
               </div>
             </div>
@@ -277,11 +277,11 @@ export default function KlimatyzacjaDoBiuraPage() {
                   <Phone className="size-5" /> {companyDetails.phone}
                 </button>
               </a>
-              <Link href="/kontakt">
-                <button className="flex items-center gap-2 px-8 py-4 bg-white/10 text-white rounded-xl font-bold text-lg hover:bg-white/20 transition-colors border border-white/20">
+              <Link href="/kontakt" className="flex items-center gap-2 px-8 py-4 bg-white/10 text-white rounded-xl font-bold text-lg hover:bg-white/20 transition-colors border border-white/20">
+
                   Napisz do nas <ArrowRight className="size-5" />
-                </button>
-              </Link>
+                
+</Link>
             </div>
           </div>
         </section>
diff --git a/app/klimatyzacja-do-domu/page.tsx b/app/klimatyzacja-do-domu/page.tsx
index 69dd71a..38c3157 100644
--- a/app/klimatyzacja-do-domu/page.tsx
+++ b/app/klimatyzacja-do-domu/page.tsx
@@ -117,11 +117,11 @@ export default function KlimatyzacjaDoDomuPage() {
                   <Phone className="size-5" /> Zadzwoń: {companyDetails.phone}
                 </button>
               </a>
-              <Link href="/kalkulator">
-                <button className="flex items-center gap-2 px-6 py-3 bg-white/10 text-white rounded-xl font-bold hover:bg-white/20 transition-colors border border-white/20">
+              <Link href="/kalkulator" className="flex items-center gap-2 px-6 py-3 bg-white/10 text-white rounded-xl font-bold hover:bg-white/20 transition-colors border border-white/20">
+
                   Dobierz urządzenie <ArrowRight className="size-5" />
-                </button>
-              </Link>
+                
+</Link>
             </div>
           </div>
         </section>
@@ -197,16 +197,16 @@ export default function KlimatyzacjaDoDomuPage() {
               ))}
             </div>
             <div className="flex flex-col sm:flex-row gap-3">
-              <Link href="/kontakt">
-                <button className="inline-flex items-center gap-2 px-6 py-3 bg-accent text-white font-bold rounded-xl text-sm hover:bg-accent/90 transition-colors">
+              <Link href="/kontakt" className="inline-flex items-center gap-2 px-6 py-3 bg-accent text-white font-bold rounded-xl text-sm hover:bg-accent/90 transition-colors">
+
                   Zapytaj o bezpłatną wycenę <ArrowRight className="size-4" />
-                </button>
-              </Link>
-              <Link href="/sklep">
-                <button className="inline-flex items-center gap-2 px-6 py-3 bg-white border border-border font-bold rounded-xl text-sm hover:border-accent transition-colors text-primary">
+                
+</Link>
+              <Link href="/sklep" className="inline-flex items-center gap-2 px-6 py-3 bg-white border border-border font-bold rounded-xl text-sm hover:border-accent transition-colors text-primary">
+
                   Zobacz klimatyzatory w sklepie <ArrowRight className="size-4" />
-                </button>
-              </Link>
+                
+</Link>
             </div>
           </div>
         </section>
@@ -246,11 +246,11 @@ export default function KlimatyzacjaDoDomuPage() {
                   <Phone className="size-5" /> {companyDetails.phone}
                 </button>
               </a>
-              <Link href="/kalkulator">
-                <button className="flex items-center gap-2 px-8 py-4 bg-white/10 text-white rounded-xl font-bold text-lg hover:bg-white/20 transition-colors border border-white/20">
+              <Link href="/kalkulator" className="flex items-center gap-2 px-8 py-4 bg-white/10 text-white rounded-xl font-bold text-lg hover:bg-white/20 transition-colors border border-white/20">
+
                   Kalkulator doboru <ArrowRight className="size-5" />
-                </button>
-              </Link>
+                
+</Link>
             </div>
           </div>
         </section>
diff --git a/app/klimatyzacja/[miasto]/page.tsx b/app/klimatyzacja/[miasto]/page.tsx
index 5c78761..607b013 100644
--- a/app/klimatyzacja/[miasto]/page.tsx
+++ b/app/klimatyzacja/[miasto]/page.tsx
@@ -158,12 +158,12 @@ export default async function MiastoPage({ params }: Props) {
                 Pompa ciepła {city.przyimek} {city.nameDopelniacz}
               </h2>
               <p className="text-white/80 leading-relaxed mb-6">{city.heatPumpTeaser}</p>
-              <Link href="/pompy-ciepla">
-                <button className="btn btn-primary font-bold text-white flex items-center gap-2">
+              <Link href="/pompy-ciepla" className="btn btn-primary font-bold text-white flex items-center gap-2">
+
                   Dowiedz się więcej o pompach ciepła
                   <ArrowRight className="size-4" />
-                </button>
-              </Link>
+                
+</Link>
             </div>
             <div className="grid grid-cols-1 sm:grid-cols-3 gap-4">
               {[
diff --git a/app/koszyk/page.tsx b/app/koszyk/page.tsx
index 65477dc..eb8e98f 100644
--- a/app/koszyk/page.tsx
+++ b/app/koszyk/page.tsx
@@ -16,9 +16,9 @@ export default function KoszykPage() {
           <ShoppingBag className="size-16 text-border mx-auto mb-4" />
           <h1 className="text-2xl font-bold text-primary font-heading mb-2">Koszyk jest pusty</h1>
           <p className="text-text-muted mb-6">Dodaj produkty ze sklepu aby złożyć zamówienie.</p>
-          <Link href="/sklep">
-            <button className="btn btn-primary text-white font-bold">Przejdź do sklepu</button>
-          </Link>
+          <Link href="/sklep" className="btn btn-primary text-white font-bold">
+Przejdź do sklepu
+</Link>
         </div>
       </main>
     );
@@ -80,11 +80,11 @@ export default function KoszykPage() {
                 </div>
                 <p className="text-xs text-text-muted mt-1">+ koszt montażu ustalany indywidualnie</p>
               </div>
-              <Link href="/zamowienie" className="block">
-                <button className="btn btn-primary text-white font-bold w-full flex items-center justify-center gap-2">
+              <Link href="/zamowienie" className="block btn btn-primary text-white font-bold w-full flex items-center justify-center gap-2">
+
                   Złóż zamówienie <ArrowRight className="size-4" />
-                </button>
-              </Link>
+                
+</Link>
               <button onClick={clearCart} className="w-full text-xs text-text-muted hover:text-primary transition-colors mt-3">
                 Wyczyść koszyk
               </button>
diff --git a/app/layout.tsx b/app/layout.tsx
index c77de62..79e5887 100644
--- a/app/layout.tsx
+++ b/app/layout.tsx
@@ -16,7 +16,7 @@ const fontSans = Inter({
 
 const fontHeading = Poppins({
   subsets: ["latin"],
-  weight: ["400", "500", "600", "700", "800"],
+  weight: ["600", "700", "800"],
   variable: "--font-heading",
 });
 
diff --git a/app/montaz-klimatyzacji/page.tsx b/app/montaz-klimatyzacji/page.tsx
index 0079e67..4470e0c 100644
--- a/app/montaz-klimatyzacji/page.tsx
+++ b/app/montaz-klimatyzacji/page.tsx
@@ -117,11 +117,11 @@ export default function MontazKlimatyzacjiPage() {
                   <Phone className="size-5" /> Zadzwoń: {companyDetails.phone}
                 </button>
               </a>
-              <Link href="/kalkulator">
-                <button className="flex items-center gap-2 px-6 py-3 bg-white/10 text-white rounded-xl font-bold hover:bg-white/20 transition-colors border border-white/20">
+              <Link href="/kalkulator" className="flex items-center gap-2 px-6 py-3 bg-white/10 text-white rounded-xl font-bold hover:bg-white/20 transition-colors border border-white/20">
+
                   Dobierz urządzenie <ArrowRight className="size-5" />
-                </button>
-              </Link>
+                
+</Link>
             </div>
           </div>
         </section>
@@ -211,11 +211,11 @@ export default function MontazKlimatyzacjiPage() {
               ))}
             </div>
             <div className="mt-6 text-center">
-              <Link href="/kontakt">
-                <button className="inline-flex items-center gap-2 px-6 py-3 bg-accent text-white font-bold rounded-xl text-sm hover:bg-accent/90 transition-colors">
+              <Link href="/kontakt" className="inline-flex items-center gap-2 px-6 py-3 bg-accent text-white font-bold rounded-xl text-sm hover:bg-accent/90 transition-colors">
+
                   Zapytaj o bezpłatną wycenę <ArrowRight className="size-4" />
-                </button>
-              </Link>
+                
+</Link>
             </div>
           </div>
         </section>
diff --git a/app/page.tsx b/app/page.tsx
index 3432f63..6afc822 100644
--- a/app/page.tsx
+++ b/app/page.tsx
@@ -161,11 +161,11 @@ export default function Home() {
               </p>
             </div>
             <div className="flex flex-col gap-3 shrink-0">
-              <Link href="/serwis-lg">
-                <button className="flex items-center gap-2 px-6 py-3 bg-accent text-white rounded-xl font-bold hover:bg-accent/90 transition-colors whitespace-nowrap">
+              <Link href="/serwis-lg" className="flex items-center gap-2 px-6 py-3 bg-accent text-white rounded-xl font-bold hover:bg-accent/90 transition-colors whitespace-nowrap">
+
                   Dowiedz się więcej <ArrowRight className="size-4" />
-                </button>
-              </Link>
+                
+</Link>
               <a href={`tel:${companyDetails.phoneRaw}`}>
                 <button className="flex items-center gap-2 px-6 py-3 bg-white/10 text-white rounded-xl font-bold hover:bg-white/20 transition-colors border border-white/20 whitespace-nowrap">
                   <Phone className="size-4" /> Zadzwoń teraz
@@ -310,11 +310,11 @@ export default function Home() {
                    <p className="text-sm text-text-muted leading-relaxed">Nasi certyfikowani technicy są dostępni od poniedziałku do soboty. Zarezerwuj termin już dziś, aby uniknąć kolejek w sezonie.</p>
                  </div>
                  <div className="flex flex-col sm:flex-row items-stretch sm:items-center gap-4 shrink-0 w-full lg:w-auto">
-                   <Link href="/kontakt" className="w-full sm:w-auto">
-                     <button className="w-full sm:w-auto flex justify-center items-center gap-2 px-6 py-3.5 bg-accent text-white font-bold text-sm hover:bg-accent/90 transition-colors rounded-xl">
+                   <Link href="/kontakt" className="w-full sm:w-auto flex justify-center items-center gap-2 px-6 py-3.5 bg-accent text-white font-bold text-sm hover:bg-accent/90 transition-colors rounded-xl">
+
                        Umów serwis <Calendar className="size-4" />
-                     </button>
-                   </Link>
+                     
+</Link>
                    <a href={`tel:${companyDetails.phoneRaw}`} className="w-full sm:w-auto">
                      <button className="w-full sm:w-auto flex justify-center items-center gap-2 px-6 py-3.5 bg-white text-primary border border-border font-bold text-sm hover:bg-slate-50 transition-colors rounded-xl">
                        <Phone className="size-4" /> Zadzwoń do nas
diff --git a/app/porownaj/page.tsx b/app/porownaj/page.tsx
index bf8e717..a96f472 100644
--- a/app/porownaj/page.tsx
+++ b/app/porownaj/page.tsx
@@ -15,9 +15,9 @@ export default function PorownajPage() {
       <main className="min-h-screen bg-slate-50 flex items-center justify-center">
         <div className="text-center">
           <p className="text-text-muted mb-4">Nie masz żadnych produktów do porównania.</p>
-          <Link href="/sklep">
-            <button className="btn btn-primary text-white font-bold">Wróć do sklepu</button>
-          </Link>
+          <Link href="/sklep" className="btn btn-primary text-white font-bold">
+Wróć do sklepu
+</Link>
         </div>
       </main>
     );
diff --git a/app/serwis-daikin/page.tsx b/app/serwis-daikin/page.tsx
index 8ded7a8..e1dd5dc 100644
--- a/app/serwis-daikin/page.tsx
+++ b/app/serwis-daikin/page.tsx
@@ -94,11 +94,11 @@ export default function SerwisDaikinPage() {
                   <Phone className="size-5" /> Zadzwoń: {companyDetails.phone}
                 </button>
               </a>
-              <Link href="/zgloszenie-awarii">
-                <button className="flex items-center gap-2 px-6 py-3 bg-white/10 text-white rounded-xl font-bold hover:bg-white/20 transition-colors border border-white/20">
+              <Link href="/zgloszenie-awarii" className="flex items-center gap-2 px-6 py-3 bg-white/10 text-white rounded-xl font-bold hover:bg-white/20 transition-colors border border-white/20">
+
                   Zgłoś awarię online <ArrowRight className="size-5" />
-                </button>
-              </Link>
+                
+</Link>
             </div>
           </div>
         </section>
@@ -197,11 +197,11 @@ export default function SerwisDaikinPage() {
                   <Phone className="size-5" /> {companyDetails.phone}
                 </button>
               </a>
-              <Link href="/zgloszenie-awarii">
-                <button className="flex items-center gap-2 px-8 py-4 bg-white/10 text-white rounded-xl font-bold text-lg hover:bg-white/20 transition-colors border border-white/20">
+              <Link href="/zgloszenie-awarii" className="flex items-center gap-2 px-8 py-4 bg-white/10 text-white rounded-xl font-bold text-lg hover:bg-white/20 transition-colors border border-white/20">
+
                   Zgłoś online <ArrowRight className="size-5" />
-                </button>
-              </Link>
+                
+</Link>
             </div>
           </div>
         </section>
diff --git a/app/serwis-klimatyzacji/page.tsx b/app/serwis-klimatyzacji/page.tsx
index 547ad64..3c13e8c 100644
--- a/app/serwis-klimatyzacji/page.tsx
+++ b/app/serwis-klimatyzacji/page.tsx
@@ -150,11 +150,11 @@ export default function SerwisKlimatyzacjiPage() {
                   <Phone className="size-5" /> Zadzwoń: {companyDetails.phone}
                 </button>
               </a>
-              <Link href="/zgloszenie-awarii">
-                <button className="flex items-center gap-2 px-6 py-3 bg-white/10 text-white rounded-xl font-bold hover:bg-white/20 transition-colors border border-white/20">
+              <Link href="/zgloszenie-awarii" className="flex items-center gap-2 px-6 py-3 bg-white/10 text-white rounded-xl font-bold hover:bg-white/20 transition-colors border border-white/20">
+
                   Zgłoś awarię online <ArrowRight className="size-5" />
-                </button>
-              </Link>
+                
+</Link>
             </div>
           </div>
         </section>
@@ -235,11 +235,11 @@ export default function SerwisKlimatyzacjiPage() {
                   <Phone className="size-5" /> {companyDetails.phone}
                 </button>
               </a>
-              <Link href="/zgloszenie-awarii">
-                <button className="flex items-center gap-2 px-8 py-4 bg-white/10 text-white rounded-xl font-bold text-lg hover:bg-white/20 transition-colors border border-white/20">
+              <Link href="/zgloszenie-awarii" className="flex items-center gap-2 px-8 py-4 bg-white/10 text-white rounded-xl font-bold text-lg hover:bg-white/20 transition-colors border border-white/20">
+
                   Zgłoś online <ArrowRight className="size-5" />
-                </button>
-              </Link>
+                
+</Link>
             </div>
           </div>
         </section>
diff --git a/app/serwis-lg/page.tsx b/app/serwis-lg/page.tsx
index 3454103..8ab3d1d 100644
--- a/app/serwis-lg/page.tsx
+++ b/app/serwis-lg/page.tsx
@@ -90,11 +90,11 @@ export default function SerwisLGPage() {
                   <Phone className="size-5" /> Zadzwoń: {companyDetails.phone}
                 </button>
               </a>
-              <Link href="/kontakt">
-                <button className="flex items-center gap-2 px-6 py-3 bg-white/10 text-white rounded-xl font-bold hover:bg-white/20 transition-colors border border-white/20">
+              <Link href="/kontakt" className="flex items-center gap-2 px-6 py-3 bg-white/10 text-white rounded-xl font-bold hover:bg-white/20 transition-colors border border-white/20">
+
                   Napisz do nas <ArrowRight className="size-5" />
-                </button>
-              </Link>
+                
+</Link>
             </div>
           </div>
         </section>
diff --git a/app/serwis-mitsubishi/page.tsx b/app/serwis-mitsubishi/page.tsx
index 88320c6..45c7cfd 100644
--- a/app/serwis-mitsubishi/page.tsx
+++ b/app/serwis-mitsubishi/page.tsx
@@ -94,11 +94,11 @@ export default function SerwisMitsubishiPage() {
                   <Phone className="size-5" /> Zadzwoń: {companyDetails.phone}
                 </button>
               </a>
-              <Link href="/zgloszenie-awarii">
-                <button className="flex items-center gap-2 px-6 py-3 bg-white/10 text-white rounded-xl font-bold hover:bg-white/20 transition-colors border border-white/20">
+              <Link href="/zgloszenie-awarii" className="flex items-center gap-2 px-6 py-3 bg-white/10 text-white rounded-xl font-bold hover:bg-white/20 transition-colors border border-white/20">
+
                   Zgłoś awarię online <ArrowRight className="size-5" />
-                </button>
-              </Link>
+                
+</Link>
             </div>
           </div>
         </section>
@@ -201,11 +201,11 @@ export default function SerwisMitsubishiPage() {
                   <Phone className="size-5" /> {companyDetails.phone}
                 </button>
               </a>
-              <Link href="/zgloszenie-awarii">
-                <button className="flex items-center gap-2 px-8 py-4 bg-white/10 text-white rounded-xl font-bold text-lg hover:bg-white/20 transition-colors border border-white/20">
+              <Link href="/zgloszenie-awarii" className="flex items-center gap-2 px-8 py-4 bg-white/10 text-white rounded-xl font-bold text-lg hover:bg-white/20 transition-colors border border-white/20">
+
                   Zgłoś online <ArrowRight className="size-5" />
-                </button>
-              </Link>
+                
+</Link>
             </div>
           </div>
         </section>
diff --git a/app/serwis-samsung/page.tsx b/app/serwis-samsung/page.tsx
index 8edd190..c984c70 100644
--- a/app/serwis-samsung/page.tsx
+++ b/app/serwis-samsung/page.tsx
@@ -94,11 +94,11 @@ export default function SerwisSamsungPage() {
                   <Phone className="size-5" /> Zadzwoń: {companyDetails.phone}
                 </button>
               </a>
-              <Link href="/zgloszenie-awarii">
-                <button className="flex items-center gap-2 px-6 py-3 bg-white/10 text-white rounded-xl font-bold hover:bg-white/20 transition-colors border border-white/20">
+              <Link href="/zgloszenie-awarii" className="flex items-center gap-2 px-6 py-3 bg-white/10 text-white rounded-xl font-bold hover:bg-white/20 transition-colors border border-white/20">
+
                   Zgłoś awarię online <ArrowRight className="size-5" />
-                </button>
-              </Link>
+                
+</Link>
             </div>
           </div>
         </section>
@@ -197,11 +197,11 @@ export default function SerwisSamsungPage() {
                   <Phone className="size-5" /> {companyDetails.phone}
                 </button>
               </a>
-              <Link href="/zgloszenie-awarii">
-                <button className="flex items-center gap-2 px-8 py-4 bg-white/10 text-white rounded-xl font-bold text-lg hover:bg-white/20 transition-colors border border-white/20">
+              <Link href="/zgloszenie-awarii" className="flex items-center gap-2 px-8 py-4 bg-white/10 text-white rounded-xl font-bold text-lg hover:bg-white/20 transition-colors border border-white/20">
+
                   Zgłoś online <ArrowRight className="size-5" />
-                </button>
-              </Link>
+                
+</Link>
             </div>
           </div>
         </section>
diff --git a/app/sitemap.ts b/app/sitemap.ts
index 079b0f6..ef0d9c5 100644
--- a/app/sitemap.ts
+++ b/app/sitemap.ts
@@ -14,7 +14,8 @@ export default function sitemap(): MetadataRoute.Sitemap {
 
     '/realizacje',
     '/blog',
-    // '/o-nas',
+    '/o-nas',
+    '/kalkulator',
     '/kontakt',
     '/sklep',
     '/koszyk',
@@ -29,7 +30,7 @@ export default function sitemap(): MetadataRoute.Sitemap {
     '/serwis-samsung',
     '/serwis-mitsubishi',
     '/klimatyzacja-do-domu',
-    /* '/klimatyzacja-do-biura', */
+    '/klimatyzacja-do-biura',
     '/cennik-montazu',
     '/zgloszenie-awarii',
     '/dostawa',
diff --git a/app/zamowienie/page.tsx b/app/zamowienie/page.tsx
index 975a45c..c06b1d1 100644
--- a/app/zamowienie/page.tsx
+++ b/app/zamowienie/page.tsx
@@ -22,7 +22,9 @@ export default function ZamowieniePage() {
       <main className="min-h-screen bg-slate-50 flex items-center justify-center">
         <div className="text-center">
           <p className="text-text-muted mb-4">Koszyk jest pusty.</p>
-          <Link href="/sklep"><button className="btn btn-primary text-white font-bold">Wróć do sklepu</button></Link>
+          <Link href="/sklep" className="btn btn-primary text-white font-bold">
+Wróć do sklepu
+</Link>
         </div>
       </main>
     );
@@ -35,7 +37,9 @@ export default function ZamowieniePage() {
           <CheckCircle className="size-16 text-green-500 mx-auto mb-4" />
           <h1 className="text-2xl font-bold text-primary font-heading mb-2">Zamówienie przyjęte!</h1>
           <p className="text-text-muted mb-6">{state.message}</p>
-          <Link href="/sklep"><button className="btn btn-primary text-white font-bold">Wróć do sklepu</button></Link>
+          <Link href="/sklep" className="btn btn-primary text-white font-bold">
+Wróć do sklepu
+</Link>
         </div>
       </main>
     );
diff --git a/components/awaria/AwariaClient.tsx b/components/awaria/AwariaClient.tsx
index cb080de..d0c9617 100644
--- a/components/awaria/AwariaClient.tsx
+++ b/components/awaria/AwariaClient.tsx
@@ -168,11 +168,11 @@ export function AwariaClient() {
               <Phone className="size-4" /> {companyDetails.phone}
             </button>
           </a>
-          <Link href="/">
-            <button className="text-sm text-text-muted hover:text-accent transition-colors">
+          <Link href="/" className="text-sm text-text-muted hover:text-accent transition-colors">
+
               Wróć na stronę główną
-            </button>
-          </Link>
+            
+</Link>
         </div>
       </main>
     );
diff --git a/components/kalkulator/KalkulatorClient.tsx b/components/kalkulator/KalkulatorClient.tsx
index cb5c051..792dd12 100644
--- a/components/kalkulator/KalkulatorClient.tsx
+++ b/components/kalkulator/KalkulatorClient.tsx
@@ -949,11 +949,11 @@ export function KalkulatorClient({ products }: Props) {
                       <Phone className="size-3.5" /> Bezpłatna wycena
                     </button>
                   </a>
-                  <Link href="/kontakt">
-                    <button className="flex items-center gap-2 px-4 py-2 bg-amber-100 text-amber-800 rounded-xl text-xs font-bold hover:bg-amber-200 transition-colors border border-amber-300">
+                  <Link href="/kontakt" className="flex items-center gap-2 px-4 py-2 bg-amber-100 text-amber-800 rounded-xl text-xs font-bold hover:bg-amber-200 transition-colors border border-amber-300">
+
                       Prześlij zdjęcia
-                    </button>
-                  </Link>
+                    
+</Link>
                 </div>
               </div>
             </div>
@@ -976,11 +976,11 @@ export function KalkulatorClient({ products }: Props) {
                 </button>
               )
             ) : (
-              <Link href="/sklep">
-                <button className="flex items-center gap-2 px-6 py-2.5 bg-accent text-white rounded-xl text-sm font-bold hover:bg-accent/90 transition-colors">
+              <Link href="/sklep" className="flex items-center gap-2 px-6 py-2.5 bg-accent text-white rounded-xl text-sm font-bold hover:bg-accent/90 transition-colors">
+
                   Przejdź do sklepu <ArrowRight className="size-4" />
-                </button>
-              </Link>
+                
+</Link>
             )}
           </div>
         </div>
diff --git a/components/layout/Header.tsx b/components/layout/Header.tsx
index 54abddb..de0c375 100644
--- a/components/layout/Header.tsx
+++ b/components/layout/Header.tsx
@@ -240,17 +240,17 @@ export function Header() {
 
           {/* CTA Button */}
           <div className="hidden lg:flex items-center gap-3">
-            <Link href="/zgloszenie-awarii">
-              <button className="flex items-center gap-1.5 px-4 py-2 bg-red-500 text-white rounded-[var(--radius-field)] font-bold text-sm hover:bg-red-600 transition-colors whitespace-nowrap">
+            <Link href="/zgloszenie-awarii" className="flex items-center gap-1.5 px-4 py-2 bg-red-500 text-white rounded-[var(--radius-field)] font-bold text-sm hover:bg-red-600 transition-colors whitespace-nowrap">
+
                 <Wrench className="size-4" />
                 Zgłoś awarię
-              </button>
-            </Link>
-            <Link href="/kontakt">
-              <button className="btn btn-primary font-bold">
+              
+</Link>
+            <Link href="/kontakt" className="btn btn-primary font-bold">
+
                 Darmowa wycena
-              </button>
-            </Link>
+              
+</Link>
           </div>
         </div>
       </header>
diff --git a/components/layout/MobileMenu.tsx b/components/layout/MobileMenu.tsx
index 987f6b5..26e6983 100644
--- a/components/layout/MobileMenu.tsx
+++ b/components/layout/MobileMenu.tsx
@@ -41,7 +41,7 @@ export function MobileMenu({ isOpen, onClose }: MobileMenuProps) {
     { label: 'Serwis Mitsubishi Electric', href: '/serwis-mitsubishi' },
     { label: 'Serwis LG', href: '/serwis-lg' },
     { label: 'Klimatyzacja do domu', href: '/klimatyzacja-do-domu' },
-    /* { label: 'Klimatyzacja do biura', href: '/klimatyzacja-do-biura' }, */
+    { label: 'Klimatyzacja do biura', href: '/klimatyzacja-do-biura' },
   ];
 
 
@@ -248,11 +248,11 @@ export function MobileMenu({ isOpen, onClose }: MobileMenuProps) {
             <Phone className="size-4 text-accent" />
             <span>Zadzwoń: {companyDetails.phone}</span>
           </a>
-          <Link href="/kontakt" onClick={onClose}>
-            <button className="btn btn-primary w-full font-bold">
+          <Link href="/kontakt" onClick={onClose} className="btn btn-primary w-full font-bold">
+
               Darmowa konsultacja
-            </button>
-          </Link>
+            
+</Link>
         </div>
       </div>
     </div>
diff --git a/components/layout/TrustBar.tsx b/components/layout/TrustBar.tsx
index 562aaab..66ea7fc 100644
--- a/components/layout/TrustBar.tsx
+++ b/components/layout/TrustBar.tsx
@@ -39,9 +39,9 @@ export function TrustBar() {
                   <Icon className="size-6" />
                 </div>
                 <div>
-                  <h4 className="text-sm font-semibold text-primary font-heading">
+                  <h3 className="text-sm font-semibold text-primary font-heading">
                     {item.title}
-                  </h4>
+                  </h3>
                   <p className="text-xs text-text-muted mt-0.5">
                     {item.description}
                   </p>
diff --git a/components/sections/AboutStory.tsx b/components/sections/AboutStory.tsx
index 2f4630c..4760006 100644
--- a/components/sections/AboutStory.tsx
+++ b/components/sections/AboutStory.tsx
@@ -22,7 +22,7 @@ export function AboutStory() {
           <div className="absolute -bottom-8 -right-8 bg-white p-6 rounded-2xl shadow-xl hidden md:block">
             <div className="flex items-center gap-4">
               <div className="flex-shrink-0 w-16 h-16 bg-accent/10 rounded-full flex items-center justify-center">
-                <span className="text-2xl font-black text-accent font-heading">
+                <span className="text-2xl font-extrabold text-accent font-heading">
                   {companyDetails.stats.find(s => s.label.includes("doświadczenia"))?.value || "15+"}
                 </span>
               </div>
diff --git a/components/sections/BlogPreview.tsx b/components/sections/BlogPreview.tsx
index 01b03a8..3fcc4e1 100644
--- a/components/sections/BlogPreview.tsx
+++ b/components/sections/BlogPreview.tsx
@@ -92,12 +92,12 @@ export function BlogPreview() {
 
         {/* Blog Catalog Button */}
         <div className="flex justify-center mt-12">
-          <Link href="/blog">
-            <button className="btn btn-outline btn-primary bg-white font-bold flex items-center gap-2 group">
+          <Link href="/blog" className="btn btn-outline btn-primary bg-white font-bold flex items-center gap-2 group">
+
               <span>Przejdź do bloga</span>
               <ArrowRight className="size-4 group-hover:translate-x-1 transition-transform" />
-            </button>
-          </Link>
+            
+</Link>
         </div>
       </div>
     </section>
diff --git a/components/sections/CtaBanner.tsx b/components/sections/CtaBanner.tsx
index 1eb97d6..fbfed66 100644
--- a/components/sections/CtaBanner.tsx
+++ b/components/sections/CtaBanner.tsx
@@ -60,12 +60,12 @@ export function CtaBanner({
 
           {/* Action buttons */}
           <div className="flex flex-col sm:flex-row items-center gap-4 mt-8 w-full sm:w-auto shrink-0">
-            <Link href={ctaLink} className="w-full sm:w-auto">
-              <button className="btn btn-primary w-full sm:w-auto font-bold text-white">
+            <Link href={ctaLink} className="w-full sm:w-auto btn btn-primary font-bold text-white">
+
                 <span>{ctaText}</span>
                 <ArrowRight className="size-5" />
-              </button>
-            </Link>
+              
+</Link>
 
             <a
               href={`tel:${companyDetails.phoneRaw}`}
diff --git a/components/sections/FeaturedProducts.tsx b/components/sections/FeaturedProducts.tsx
index a8ac53e..283f679 100644
--- a/components/sections/FeaturedProducts.tsx
+++ b/components/sections/FeaturedProducts.tsx
@@ -26,12 +26,12 @@ export function FeaturedProducts() {
 
         {/* Catalog Link */}
         <div className="flex justify-center mt-12">
-          <Link href="/sklep">
-            <button className="btn btn-outline btn-primary bg-white font-bold flex items-center gap-2 group">
+          <Link href="/sklep" className="btn btn-outline btn-primary bg-white font-bold flex items-center gap-2 group">
+
               <span>Zobacz cały sklep</span>
               <ArrowRight className="size-4 group-hover:translate-x-1 transition-transform" />
-            </button>
-          </Link>
+            
+</Link>
         </div>
       </div>
     </section>
diff --git a/components/sections/HeroSection.tsx b/components/sections/HeroSection.tsx
index c5b1d00..2881f15 100644
--- a/components/sections/HeroSection.tsx
+++ b/components/sections/HeroSection.tsx
@@ -80,12 +80,12 @@ export function HeroSection({
           {/* CTA Buttons */}
           <div className="mt-10 flex flex-col sm:flex-row items-center gap-4 w-full sm:w-auto">
             {ctaText && ctaLink && (
-              <Link href={ctaLink} className="w-full sm:w-auto group">
-                <button className="btn btn-primary text-white font-bold w-full sm:w-auto">
+              <Link href={ctaLink} className="w-full sm:w-auto group btn btn-primary text-white font-bold">
+
                   <span>{ctaText}</span>
                   <ArrowRight className="size-5 group-hover:translate-x-1 transition-transform" />
-                </button>
-              </Link>
+                
+</Link>
             )}
 
           </div>
diff --git a/components/sections/HomeServices.tsx b/components/sections/HomeServices.tsx
index 86ecec9..3e9a669 100644
--- a/components/sections/HomeServices.tsx
+++ b/components/sections/HomeServices.tsx
@@ -132,11 +132,11 @@ export function HomeServices() {
                  <p className="text-sm text-text-muted leading-relaxed">Nasi certyfikowani technicy są dostępni od poniedziałku do soboty. Zarezerwuj termin już dziś, aby uniknąć kolejek w sezonie.</p>
                </div>
                <div className="flex flex-col sm:flex-row items-stretch sm:items-center gap-4 shrink-0 w-full lg:w-auto">
-                 <Link href="/kontakt" className="w-full sm:w-auto">
-                   <button className="w-full sm:w-auto flex justify-center items-center gap-2 px-6 py-3.5 bg-accent text-white font-bold text-sm hover:bg-accent/90 transition-colors rounded-xl">
+                 <Link href="/kontakt" className="w-full sm:w-auto flex justify-center items-center gap-2 px-6 py-3.5 bg-accent text-white font-bold text-sm hover:bg-accent/90 transition-colors rounded-xl">
+
                      Umów serwis <Calendar className="size-4" />
-                   </button>
-                 </Link>
+                   
+</Link>
                  <a href={`tel:${companyDetails.phoneRaw}`} className="w-full sm:w-auto">
                    <button className="w-full sm:w-auto flex justify-center items-center gap-2 px-6 py-3.5 bg-white text-primary border border-border font-bold text-sm hover:bg-slate-50 transition-colors rounded-xl">
                      <Phone className="size-4" /> Zadzwoń do nas
diff --git a/components/sections/PillarsSection.tsx b/components/sections/PillarsSection.tsx
index fdb52e4..792093d 100644
--- a/components/sections/PillarsSection.tsx
+++ b/components/sections/PillarsSection.tsx
@@ -24,12 +24,12 @@ export function PillarsSection() {
             </div>
 
             <div>
-              <Link href="/klimatyzacja">
-                <button className="btn btn-primary text-white flex items-center gap-2">
+              <Link href="/klimatyzacja" className="btn btn-primary text-white flex items-center gap-2">
+
                   <span>Przejdź do oferty HVAC</span>
                   <ChevronRight className="size-5 group-hover:translate-x-1 transition-transform" />
-                </button>
-              </Link>
+                
+</Link>
             </div>
           </div>
 
@@ -51,12 +51,12 @@ export function PillarsSection() {
             </div>
 
             <div className="mt-12 text-center">
-              <Link href="/uslugi-domowe">
-                <button className="btn btn-outline btn-primary bg-white font-bold flex items-center gap-2 mx-auto group">
+              <Link href="/uslugi-domowe" className="btn btn-outline btn-primary bg-white font-bold flex items-center gap-2 mx-auto group">
+
                   <span>Pełna oferta usług</span>
                   <ArrowRight className="size-4 group-hover:translate-x-1 transition-transform" />
-                </button>
-              </Link>
+                
+</Link>
             </div>
           </div>
         </div>
diff --git a/components/sections/Testimonials.tsx b/components/sections/Testimonials.tsx
index dc9510d..05eae3d 100644
--- a/components/sections/Testimonials.tsx
+++ b/components/sections/Testimonials.tsx
@@ -43,11 +43,11 @@ export function Testimonials() {
             <p className="text-text-muted mt-1">Opinie klientów</p>
           </div>
           <div className="flex gap-2">
-            <button onClick={scrollPrev}
+            <button onClick={scrollPrev} aria-label="Poprzednia opinia"
               className="size-10 rounded-xl border border-border bg-white flex items-center justify-center text-primary hover:border-accent hover:text-accent transition-colors">
               <ChevronLeft className="size-5" />
             </button>
-            <button onClick={scrollNext}
+            <button onClick={scrollNext} aria-label="Następna opinia"
               className="size-10 rounded-xl border border-border bg-white flex items-center justify-center text-primary hover:border-accent hover:text-accent transition-colors">
               <ChevronRight className="size-5" />
             </button>
diff --git a/components/shop/CartSummary.tsx b/components/shop/CartSummary.tsx
index c26d3af..4044af7 100644
--- a/components/shop/CartSummary.tsx
+++ b/components/shop/CartSummary.tsx
@@ -58,12 +58,12 @@ export function CartSummary() {
       </div>
 
       {/* Przycisk */}
-      <Link href="/zamowienie" className="block w-full">
-        <button className="btn btn-primary w-full font-bold group cursor-pointer text-white">
+      <Link href="/zamowienie" className="block w-full btn btn-primary font-bold group cursor-pointer text-white">
+
           Przejdź do zamówienia
           <ArrowRight className="w-5 h-5 ml-2 group-hover:translate-x-1 transition-transform" />
-        </button>
-      </Link>
+        
+</Link>
 
       {/* Zaufanie */}
       <div className="mt-6 flex flex-col gap-3">
diff --git a/components/shop/CompareBar.tsx b/components/shop/CompareBar.tsx
index ad53fac..dcb5d9d 100644
--- a/components/shop/CompareBar.tsx
+++ b/components/shop/CompareBar.tsx
@@ -47,11 +47,11 @@ export function CompareBar() {
 
           <div className="flex items-center gap-2 shrink-0">
             {items.length >= 2 && (
-              <Link href="/porownaj">
-                <button className="btn btn-primary text-white font-bold text-sm py-2 px-4">
+              <Link href="/porownaj" className="btn btn-primary text-white font-bold text-sm py-2 px-4">
+
                   Porównaj
-                </button>
-              </Link>
+                
+</Link>
             )}
             <button onClick={clearAll} className="text-xs text-text-muted hover:text-primary transition-colors">
               Wyczyść
diff --git a/components/shop/ProductPageClient.tsx b/components/shop/ProductPageClient.tsx
index 4b2555e..914eaed 100644
--- a/components/shop/ProductPageClient.tsx
+++ b/components/shop/ProductPageClient.tsx
@@ -311,17 +311,17 @@ export function ProductPageClient({ product, seriesProducts, companyPhone, compa
                       </button>
                     )}
                     {cartState === 'cart' && (
-                      <Link href="/koszyk" className="flex-1">
-                        <button className="w-full flex items-center justify-center gap-2 py-2.5 px-4 rounded-xl font-bold text-sm bg-green-500 text-white hover:bg-green-600 transition-colors">
+                      <Link href="/koszyk" className="flex-1 w-full flex items-center justify-center gap-2 py-2.5 px-4 rounded-xl font-bold text-sm bg-green-500 text-white hover:bg-green-600 transition-colors">
+
                           <ShoppingCart className="size-4" /> Zobacz koszyk
-                        </button>
-                      </Link>
+                        
+</Link>
                     )}
-                    <Link href="/kontakt" className="flex-1">
-                      <button className="w-full flex items-center justify-center gap-2 py-2.5 px-4 rounded-xl font-bold text-sm border-2 border-primary text-primary hover:bg-primary hover:text-white transition-all">
+                    <Link href="/kontakt" className="flex-1 w-full flex items-center justify-center gap-2 py-2.5 px-4 rounded-xl font-bold text-sm border-2 border-primary text-primary hover:bg-primary hover:text-white transition-all">
+
                         Zapytaj o montaż
-                      </button>
-                    </Link>
+                      
+</Link>
                   </div>
 
                   <button
diff --git a/components/shop/ProductsGrid.tsx b/components/shop/ProductsGrid.tsx
index a117c7b..76558ba 100644
--- a/components/shop/ProductsGrid.tsx
+++ b/components/shop/ProductsGrid.tsx
@@ -438,11 +438,11 @@ export function ProductsGrid({ products, brands }: ProductsGridProps) {
           {companyDetails.phone}
         </a>
         <p className="text-xs text-text-muted mt-1">{companyDetails.hours}</p>
-        <Link href="/kontakt">
-          <button className="mt-3 w-full btn btn-primary text-white font-bold text-sm py-2">
+        <Link href="/kontakt" className="mt-3 w-full btn btn-primary text-white font-bold text-sm py-2">
+
             Zadaj pytanie
-          </button>
-        </Link>
+          
+</Link>
       </div>
     </aside>
   );
diff --git a/next.config.ts b/next.config.ts
index 16f1658..81d45fb 100644
--- a/next.config.ts
+++ b/next.config.ts
@@ -1,6 +1,14 @@
 import type { NextConfig } from "next";
+import bundleAnalyzer from '@next/bundle-analyzer';
+
+const withBundleAnalyzer = bundleAnalyzer({
+  enabled: process.env.ANALYZE === 'true',
+});
 
 const nextConfig: NextConfig = {
+  experimental: {
+    optimizeCss: true,
+  },
   images: {
     remotePatterns: [
       { protocol: 'https', hostname: 'images.unsplash.com' },
@@ -23,4 +31,4 @@ const nextConfig: NextConfig = {
   },
 };
 
-export default nextConfig;
+export default withBundleAnalyzer(nextConfig);
diff --git a/package-lock.json b/package-lock.json
index 3eb38d8..f52f779 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -30,6 +30,7 @@
         "zustand": "^5.0.14"
       },
       "devDependencies": {
+        "@next/bundle-analyzer": "^16.2.10",
         "@tailwindcss/postcss": "^4",
         "@types/node": "^20",
         "@types/react": "^19",
@@ -527,6 +528,16 @@
         }
       }
     },
+    "node_modules/@discoveryjs/json-ext": {
+      "version": "0.5.7",
+      "resolved": "https://registry.npmjs.org/@discoveryjs/json-ext/-/json-ext-0.5.7.tgz",
+      "integrity": "sha512-dBVuXR082gk3jsFp7Rd/JI4kytwGHecnCoTtXFb7DB6CNHp4rg5k1bhg0nWdLGLnOV71lmDzGQaLMy8iPLY0pw==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": ">=10.0.0"
+      }
+    },
     "node_modules/@dotenvx/dotenvx": {
       "version": "1.75.0",
       "resolved": "https://registry.npmjs.org/@dotenvx/dotenvx/-/dotenvx-1.75.0.tgz",
@@ -1706,6 +1717,16 @@
         "@emnapi/runtime": "^1.7.1"
       }
     },
+    "node_modules/@next/bundle-analyzer": {
+      "version": "16.2.10",
+      "resolved": "https://registry.npmjs.org/@next/bundle-analyzer/-/bundle-analyzer-16.2.10.tgz",
+      "integrity": "sha512-KcepWhb3IVniZgm00GSSCQDEUQqZXuXtuXRh8J6e3Un342TcQ77iK4DedeEkct+fcx7yFEDL2J6z4Jeho5JDAw==",
+      "dev": true,
+      "license": "MIT",
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@@ -1920,6 +1941,13 @@
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+      "resolved": "https://registry.npmjs.org/@polka/url/-/url-1.0.0-next.29.tgz",
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+      "license": "MIT"
+    },
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@@ -3102,6 +3130,19 @@
         "acorn": "^6.0.0 || ^7.0.0 || ^8.0.0"
       }
     },
+    "node_modules/acorn-walk": {
+      "version": "8.3.5",
+      "resolved": "https://registry.npmjs.org/acorn-walk/-/acorn-walk-8.3.5.tgz",
+      "integrity": "sha512-HEHNfbars9v4pgpW6SO1KSPkfoS0xVOM/9UzkJltjlsHZmJasxg8aXkuZa7SMf8vKGIBhpUsPluQSqhJFCqebw==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "acorn": "^8.11.0"
+      },
+      "engines": {
+        "node": ">=0.4.0"
+      }
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       "resolved": "https://registry.npmjs.org/agent-base/-/agent-base-7.1.4.tgz",
@@ -4059,6 +4100,13 @@
         "url": "https://github.com/sponsors/ljharb"
       }
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+    "node_modules/debounce": {
+      "version": "1.2.1",
+      "resolved": "https://registry.npmjs.org/debounce/-/debounce-1.2.1.tgz",
+      "integrity": "sha512-XRRe6Glud4rd/ZGQfiV1ruXSfbvfJedlV9Y6zOlP+2K04vBYiJEte6stfFkCP03aMnY5tsipamumUjL14fofug==",
+      "dev": true,
+      "license": "MIT"
+    },
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       "resolved": "https://registry.npmjs.org/debounce-fn/-/debounce-fn-4.0.0.tgz",
@@ -4279,6 +4327,13 @@
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       }
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+    "node_modules/duplexer": {
+      "version": "0.1.2",
+      "resolved": "https://registry.npmjs.org/duplexer/-/duplexer-0.1.2.tgz",
+      "integrity": "sha512-jtD6YG370ZCIi/9GTaJKQxWTZD045+4R4hTk/x1UyoqadyJ9x9CgSi1RlVDQF8U2sxLLSnFkCaMihqljHIWgMg==",
+      "dev": true,
+      "license": "MIT"
+    },
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       "resolved": "https://registry.npmjs.org/ee-first/-/ee-first-1.1.1.tgz",
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       "license": "ISC"
     },
+    "node_modules/gzip-size": {
+      "version": "6.0.0",
+      "resolved": "https://registry.npmjs.org/gzip-size/-/gzip-size-6.0.0.tgz",
+      "integrity": "sha512-ax7ZYomf6jqPTQ4+XCpUGyXKHk5WweS+e05MBO4/y3WJ5RkmPXNKvX+bx1behVILVwr6JSQvZAku021CHPXG3Q==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "duplexer": "^0.1.2"
+      },
+      "engines": {
+        "node": ">=10"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/sindresorhus"
+      }
+    },
     "node_modules/has-bigints": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/has-bigints/-/has-bigints-1.1.0.tgz",
@@ -5766,6 +5837,13 @@
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       }
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+    "node_modules/html-escaper": {
+      "version": "2.0.2",
+      "resolved": "https://registry.npmjs.org/html-escaper/-/html-escaper-2.0.2.tgz",
+      "integrity": "sha512-H2iMtd0I4Mt5eYiapRdIDjp+XzelXQ0tFE4JS7YFwFevXXMmOp9myNrUvCg0D6ws8iqkRPBfKHgbwig1SmlLfg==",
+      "dev": true,
+      "license": "MIT"
+    },
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       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/http-errors/-/http-errors-2.0.1.tgz",
@@ -6265,6 +6343,16 @@
         "url": "https://github.com/sponsors/sindresorhus"
       }
     },
+    "node_modules/is-plain-object": {
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/is-plain-object/-/is-plain-object-5.0.0.tgz",
+      "integrity": "sha512-VRSzKkbMm5jMDoKLbltAkFQ5Qr7VDiTFGXxYFXXowVj387GeGNOCsOH6Msy00SGZ3Fp84b1Naa1psqgcCIEP5Q==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": ">=0.10.0"
+      }
+    },
     "node_modules/is-promise": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/is-promise/-/is-promise-4.0.0.tgz",
@@ -7192,6 +7280,16 @@
         "url": "https://github.com/sponsors/ljharb"
       }
     },
+    "node_modules/mrmime": {
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/mrmime/-/mrmime-2.0.1.tgz",
+      "integrity": "sha512-Y3wQdFg2Va6etvQ5I82yUhGdsKrcYox6p7FfL1LbK2J4V01F9TGlepTIhnK24t7koZibmg82KGglhA1XK5IsLQ==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": ">=10"
+      }
+    },
     "node_modules/ms": {
       "version": "2.1.3",
       "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.3.tgz",
@@ -7618,6 +7716,16 @@
         "url": "https://github.com/sponsors/sindresorhus"
       }
     },
+    "node_modules/opener": {
+      "version": "1.5.2",
+      "resolved": "https://registry.npmjs.org/opener/-/opener-1.5.2.tgz",
+      "integrity": "sha512-ur5UIdyw5Y7yEj9wLzhqXiy6GZ3Mwx0yGI+5sMn2r0N0v3cKJvUmFH5yPP+WXh9e0xfyzyJX95D8l088DNFj7A==",
+      "dev": true,
+      "license": "(WTFPL OR MIT)",
+      "bin": {
+        "opener": "bin/opener-bin.js"
+      }
+    },
     "node_modules/optionator": {
       "version": "0.9.4",
       "resolved": "https://registry.npmjs.org/optionator/-/optionator-0.9.4.tgz",
@@ -8869,6 +8977,21 @@
         "url": "https://github.com/sponsors/isaacs"
       }
     },
+    "node_modules/sirv": {
+      "version": "2.0.4",
+      "resolved": "https://registry.npmjs.org/sirv/-/sirv-2.0.4.tgz",
+      "integrity": "sha512-94Bdh3cC2PKrbgSOUqTiGPWVZeSiXfKOVZNJniWoqrWrRkB1CJzBU3NEbiTsPcYy1lDsANA/THzS+9WBiy5nfQ==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "@polka/url": "^1.0.0-next.24",
+        "mrmime": "^2.0.0",
+        "totalist": "^3.0.0"
+      },
+      "engines": {
+        "node": ">= 10"
+      }
+    },
     "node_modules/sisteransi": {
       "version": "1.0.5",
       "resolved": "https://registry.npmjs.org/sisteransi/-/sisteransi-1.0.5.tgz",
@@ -9370,6 +9493,16 @@
         "node": ">=0.6"
       }
     },
+    "node_modules/totalist": {
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/totalist/-/totalist-3.0.1.tgz",
+      "integrity": "sha512-sf4i37nQ2LBx4m3wB74y+ubopq6W/dIzXg0FDGjsYnZHVa1Da8FH853wlL2gtUhg+xJXjfk3kUZS3BRoQeoQBQ==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": ">=6"
+      }
+    },
     "node_modules/ts-api-utils": {
       "version": "2.5.0",
       "resolved": "https://registry.npmjs.org/ts-api-utils/-/ts-api-utils-2.5.0.tgz",
@@ -9779,6 +9912,44 @@
         "node": ">= 8"
       }
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+    "node_modules/webpack-bundle-analyzer": {
+      "version": "4.10.1",
+      "resolved": "https://registry.npmjs.org/webpack-bundle-analyzer/-/webpack-bundle-analyzer-4.10.1.tgz",
+      "integrity": "sha512-s3P7pgexgT/HTUSYgxJyn28A+99mmLq4HsJepMPzu0R8ImJc52QNqaFYW1Z2z2uIb1/J3eYgaAWVpaC+v/1aAQ==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "@discoveryjs/json-ext": "0.5.7",
+        "acorn": "^8.0.4",
+        "acorn-walk": "^8.0.0",
+        "commander": "^7.2.0",
+        "debounce": "^1.2.1",
+        "escape-string-regexp": "^4.0.0",
+        "gzip-size": "^6.0.0",
+        "html-escaper": "^2.0.2",
+        "is-plain-object": "^5.0.0",
+        "opener": "^1.5.2",
+        "picocolors": "^1.0.0",
+        "sirv": "^2.0.3",
+        "ws": "^7.3.1"
+      },
+      "bin": {
+        "webpack-bundle-analyzer": "lib/bin/analyzer.js"
+      },
+      "engines": {
+        "node": ">= 10.13.0"
+      }
+    },
+    "node_modules/webpack-bundle-analyzer/node_modules/commander": {
+      "version": "7.2.0",
+      "resolved": "https://registry.npmjs.org/commander/-/commander-7.2.0.tgz",
+      "integrity": "sha512-QrWXB+ZQSVPmIWIhtEO9H+gwHaMGYiF5ChvoJ+K9ZGHG/sVsa6yiesAD1GC/x46sET00Xlwo1u49RVVVzvcSkw==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": ">= 10"
+      }
+    },
     "node_modules/which": {
       "version": "2.0.2",
       "resolved": "https://registry.npmjs.org/which/-/which-2.0.2.tgz",
@@ -9899,6 +10070,28 @@
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       "license": "ISC"
     },
+    "node_modules/ws": {
+      "version": "7.5.13",
+      "resolved": "https://registry.npmjs.org/ws/-/ws-7.5.13.tgz",
+      "integrity": "sha512-rsKI6xDBFVf4r/x8XyChGK04QR/XHroxs/jUcoWvtEZM8TPU/X/uIY9B1CsSzYws9ZJb/6bbBu7dPhFW00CAoA==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": ">=8.3.0"
+      },
+      "peerDependencies": {
+        "bufferutil": "^4.0.1",
+        "utf-8-validate": "^5.0.2"
+      },
+      "peerDependenciesMeta": {
+        "bufferutil": {
+          "optional": true
+        },
+        "utf-8-validate": {
+          "optional": true
+        }
+      }
+    },
     "node_modules/wsl-utils": {
       "version": "0.3.1",
       "resolved": "https://registry.npmjs.org/wsl-utils/-/wsl-utils-0.3.1.tgz",
diff --git a/package.json b/package.json
index 1ed9d68..e07b415 100644
--- a/package.json
+++ b/package.json
@@ -31,6 +31,7 @@
     "zustand": "^5.0.14"
   },
   "devDependencies": {
+    "@next/bundle-analyzer": "^16.2.10",
     "@tailwindcss/postcss": "^4",
     "@types/node": "^20",
     "@types/react": "^19",
@@ -39,5 +40,10 @@
     "eslint-config-next": "16.2.9",
     "tailwindcss": "^4",
     "typescript": "^5"
-  }
+  },
+  "browserslist": [
+    "defaults",
+    "not IE 11",
+    "maintained node versions"
+  ]
 }