fix: inputs full width no login e register (w-full nos UInput)

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

front-end/app/pages/login.vue

@@ -36,6 +36,7 @@ async function handleSubmit() {
           type="email"
           placeholder="usuario@orgao.gov.br"
           size="md"
+          class="w-full"
           required
         />
       </UFormField>
@@ -46,6 +47,7 @@ async function handleSubmit() {
           type="password"
           placeholder="••••••••"
           size="md"
+          class="w-full"
           required
         />
       </UFormField>
@@ -56,6 +58,7 @@ async function handleSubmit() {
           type="text"
           placeholder="minha-empresa"
           size="md"
+          class="w-full"
           required
         />
       </UFormField>