Parent: #158 ## Description On narrow screens, search and filters take up a lot of space before the first result, and each result map can occupy the full card width. ## Tasks - Consider placing filters behind an accessible “Filters” control on small screens. - Provide a compact result layout where maps are smaller or hidden. - Keep the sighting’s key information and detail link easy to find. - Check the layout at 320 px and wider, including keyboard use. ## Done when Users can reach and scan the first results sooner on small screens, and all search, filter and sighting actions remain usable.