fix(ui): align search input height with header buttons

Forces the search input to have the same height as the header
buttons on mobile (h-8) and small screens (h-9) for visual
consistency.

Author: epifaniofrancisco

app/components/Header/SearchBox.vue

@@ -59,7 +59,7 @@ defineExpose({ focus })
             name="q"
             :placeholder="$t('search.placeholder')"
             no-correct
-            class="w-full min-w-25 ps-7 pe-8"
+            class="w-full min-w-25 h-8 sm:h-9 ps-7 pe-8"
             @focus="isSearchFocused = true"
             @blur="isSearchFocused = false"
             size="small"