feat(a11y): implement screen reader support and accessibility optimizations

components/home/GallerySection.tsx

@@ -33,6 +33,8 @@ export default function GallerySection() {
           {images.map((src, idx) => (
             <button
               key={idx}
+              type="button"
+              aria-label={`${t('alt')} ${idx + 1}`}
               onClick={() => {
                 const params = new URLSearchParams(searchParams.toString());
                 params.set('photo', idx.toString());

components/home/HeroIllustration.tsx

@@ -137,6 +137,7 @@ export default function HeroIllustration() {
         preserveAspectRatio="xMidYMid meet"
         fill="none"
         xmlns="http://www.w3.org/2000/svg"
+        aria-hidden="true"
       >
         <defs>
           <linearGradient id="energy-pulse" x1="0%" y1="0%" x2="100%" y2="0%">

components/home/ProductCategories.tsx

@@ -43,6 +43,7 @@ export default function ProductCategories() {
 
   return (
     <Section className="bg-neutral-light py-0 md:py-0 lg:py-0 -mt-px">
+      <h2 className="sr-only">{t('title')}</h2>
       <div className="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-4">
         {categories.map((category, idx) => (
           <Link

components/home/RecentPosts.tsx

@@ -72,6 +72,7 @@ export default async function RecentPosts({ locale }: RecentPostsProps) {
                       fill="none"
                       stroke="currentColor"
                       viewBox="0 0 24 24"
+                      aria-hidden="true"
                     >
                       <path
                         strokeLinecap="round"

components/home/WhyChooseUs.tsx

@@ -17,16 +17,29 @@ export default function WhyChooseUs() {
               <p className="text-base md:text-lg text-text-secondary leading-relaxed">
                 {t('subtitle')}
               </p>
-              
+
               <div className="mt-12 space-y-6">
                 {[0, 1, 2, 3].map((i) => (
                   <div key={i} className="flex items-center gap-4">
                     <div className="flex-shrink-0 w-6 h-6 rounded-full bg-accent flex items-center justify-center">
-                      <svg className="w-4 h-4 text-primary-dark" fill="none" stroke="currentColor" viewBox="0 0 24 24">
-                        <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={3} d="M5 13l4 4L19 7" />
+                      <svg
+                        className="w-4 h-4 text-primary-dark"
+                        fill="none"
+                        stroke="currentColor"
+                        viewBox="0 0 24 24"
+                        aria-hidden="true"
+                      >
+                        <path
+                          strokeLinecap="round"
+                          strokeLinejoin="round"
+                          strokeWidth={3}
+                          d="M5 13l4 4L19 7"
+                        />
                       </svg>
                     </div>
-                    <span className="font-bold text-primary-dark text-base md:text-base">{t(`features.${i}`)}</span>
+                    <span className="font-bold text-primary-dark text-base md:text-base">
+                      {t(`features.${i}`)}
+                    </span>
                   </div>
                 ))}
               </div>
@@ -34,12 +47,21 @@ export default function WhyChooseUs() {
           </div>
           <div className="lg:col-span-8 grid grid-cols-1 md:grid-cols-2 gap-8 order-2 lg:order-1">
             {[0, 1, 2, 3].map((idx) => (
-              <div key={idx} className="p-10 bg-white rounded-3xl border border-neutral-medium hover:border-accent transition-all duration-500 hover:shadow-xl group">
+              <div
+                key={idx}
+                className="p-10 bg-white rounded-3xl border border-neutral-medium hover:border-accent transition-all duration-500 hover:shadow-xl group"
+              >
                 <div className="w-14 h-14 bg-saturated/10 rounded-2xl flex items-center justify-center mb-8 group-hover:bg-accent transition-colors duration-500">
-                  <span className="text-white font-bold text-lg group-hover:text-primary-dark">0{idx + 1}</span>
+                  <span className="text-white font-bold text-lg group-hover:text-primary-dark">
+                    0{idx + 1}
+                  </span>
                 </div>
-                <h3 className="text-xl font-bold mb-4 text-primary-dark">{t(`items.${idx}.title`)}</h3>
-                <p className="text-text-secondary text-base md:text-base leading-relaxed">{t(`items.${idx}.description`)}</p>
+                <h3 className="text-xl font-bold mb-4 text-primary-dark">
+                  {t(`items.${idx}.title`)}
+                </h3>
+                <p className="text-text-secondary text-base md:text-base leading-relaxed">
+                  {t(`items.${idx}.description`)}
+                </p>
               </div>
             ))}
           </div>