feat(F-048): completed feature

project/frontend/src/components/layout/Footer.tsx

@@ -101,7 +101,7 @@ export function Footer() {
         {/* Bottom bar */}
         <div className="mt-10 pt-6 flex flex-col sm:flex-row justify-between items-center gap-4" style={{ borderTop: '1px solid rgba(255,255,255,0.1)' }}>
           <p className="text-xs" style={{ color: 'rgba(232,245,224,0.4)' }}>
-            © 2026 MercadoDeVida. Todos los derechos reservados.
+            © 2026 mercadodevida. Todos los derechos reservados.
           </p>
           <div className="flex items-center gap-4">
             <a href="https://instagram.com/mercadodevida/" target="_blank" rel="noopener" aria-label="Instagram"

project/frontend/src/components/layout/Header.tsx

@@ -120,13 +120,7 @@ export function Header() {
   };
 
   useEffect(() => {
-    if (!q.trim()) {
-      setResults([]);
-      setSuggestions([]);
-      setShowDropdown(false);
-      setSearching(false);
-      return;
-    }
+    if (!q.trim()) return;
     if (debounceRef.current) clearTimeout(debounceRef.current);
     debounceRef.current = setTimeout(() => {
       loadResults(q.trim());
@@ -146,6 +140,16 @@ export function Header() {
     return () => document.removeEventListener('mousedown', handler);
   }, []);
 
+  const handleSearchChange = (value: string) => {
+    setQ(value);
+    if (!value.trim()) {
+      setResults([]);
+      setSuggestions([]);
+      setShowDropdown(false);
+      setSearching(false);
+    }
+  };
+
   const handleSuggestionClick = (term: string) => {
     setQ(term);
     setShowDropdown(false);
@@ -168,7 +172,7 @@ export function Header() {
           <Link href="/" className="flex items-center shrink-0">
             <Image
               src="/images/logo-main.png"
-              alt="MercadoDeVida"
+              alt="mercadodevida"
               width={56}
               height={56}
               className="h-14 w-auto object-contain"
@@ -183,7 +187,7 @@ export function Header() {
                 <input
                   type="search"
                   value={q}
-                  onChange={(e) => setQ(e.target.value)}
+                  onChange={(e) => handleSearchChange(e.target.value)}
                   onFocus={() => { if (q.trim() && (results.length > 0 || suggestions.length > 0)) setShowDropdown(true); }}
                   placeholder="Buscar productos, marcas..."
                   className="w-full pl-10 pr-10 py-2.5 border border-gray-200 rounded-full text-sm