diff --git a/app/static/index.html b/app/static/index.html
index 87b99a0..0cd2f1c 100644
--- a/app/static/index.html
+++ b/app/static/index.html
@@ -379,11 +379,14 @@ function escapeHtml(s) {
 
 // Делегирование: тултип на весь контейнер сегментов.
 document.addEventListener('mouseover', e => {
-  const seg = e.target.closest('.uptime-seg[data-seg]');
-  if (seg) showSegTip(seg);
+  const seg = e.target.closest('.uptime-seg[data-seg]') || e.target.closest('.uptime-segs');
+  if (seg) {
+    const targetSeg = seg.classList.contains('uptime-seg') ? seg : seg.querySelector('.uptime-seg[data-seg]');
+    if (targetSeg) showSegTip(targetSeg);
+  }
 });
 document.addEventListener('mouseout', e => {
-  if (e.target.closest('.uptime-seg[data-seg]')) hideSegTip();
+  if (e.target.closest('.uptime-seg[data-seg]') || e.target.closest('.uptime-segs')) hideSegTip();
 });
 document.addEventListener('scroll', hideSegTip, true);