feat: mobile UX improvements across admin and public site

- Team carousel: simple swipe on mobile instead of drag
- Schedule: filter button inline with hall tabs, larger on mobile
- Schedule filters: fix nested button hydration error
- Admin bookings: select dropdown on mobile, filter highlight on dashboard cards
- Admin bookings: searchable dropdowns in add booking modal with class selector
- Admin bookings: waiting list divider inside groups
- Admin bookings: new bookings appear without page reload
- Admin open-day: action buttons visible on mobile, confirm dialog, click-outside to close edit
- API: pass groupInfo on group booking creation
- SignupModal: Instagram link on success popup

src/app/admin/bookings/GenericBookingsList.tsx

@@ -173,11 +173,25 @@ export function GenericBookingsList<T extends BaseBooking>({
               </div>
             )}
           </button>
-          {isOpen && (
-            <div className="px-4 pb-3 pt-1 space-y-2">
-              {group.items.map((item) => renderItem(item, group.isArchived))}
-            </div>
-          )}
+          {isOpen && (() => {
+            const regular = group.items.filter((i) => !i.notes?.includes("Лист ожидания"));
+            const waiting = group.items.filter((i) => i.notes?.includes("Лист ожидания"));
+            return (
+              <div className="px-4 pb-3 pt-1 space-y-2">
+                {regular.map((item) => renderItem(item, group.isArchived))}
+                {waiting.length > 0 && (
+                  <>
+                    <div className="flex items-center gap-2 pt-1">
+                      <div className="flex-1 h-px bg-amber-500/20" />
+                      <span className="text-[10px] text-amber-400 shrink-0">лист ожидания</span>
+                      <div className="flex-1 h-px bg-amber-500/20" />
+                    </div>
+                    {waiting.map((item) => renderItem(item, group.isArchived))}
+                  </>
+                )}
+              </div>
+            );
+          })()}
         </div>
       );
     }