From e3a67347fd4256cb368dd5d5fbab40e920d9e1c5 Mon Sep 17 00:00:00 2001
From: Your Name <you@example.com>
Date: Fri, 2 Jan 2026 01:53:15 -0500
Subject: [PATCH] add touch swipe to overlay carousel

---
 src/components/Map/markerManager.js | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/src/components/Map/markerManager.js b/src/components/Map/markerManager.js
index 3b85a53..ea18533 100644
--- a/src/components/Map/markerManager.js
+++ b/src/components/Map/markerManager.js
@@ -519,6 +519,20 @@ function initModalGallery(modalWrap, gallery) {
     });
   });
   setActive(0);
+  let touchStartX = 0;
+  const touchThreshold = 30;
+  heroImg.addEventListener("touchstart", (event) => {
+    if (!event.touches?.length) return;
+    touchStartX = event.touches[0].clientX;
+  });
+  heroImg.addEventListener("touchend", (event) => {
+    if (!event.changedTouches?.length) return;
+    const dx = event.changedTouches[0].clientX - touchStartX;
+    if (Math.abs(dx) < touchThreshold) return;
+    const direction = dx > 0 ? -1 : 1;
+    const nextIndex = (activeIndex + direction + gallery.length) % gallery.length;
+    setActive(nextIndex);
+  });
 }
 
 function openImageLightbox(src) {