/* Mobile-only compaction: less empty space around containers. Remove the <link> to revert. */
@media (max-width: 576px) {
    .container, .container-fluid { padding-left: 8px; padding-right: 8px; }
    .feed-container { padding: 8px; }
    .feed-item { padding: 10px; margin-bottom: 8px; }
    .quoted-note { padding: 8px; }
    .feed-author { margin-bottom: 6px; }
}