diff --git a/html/css/style.css b/html/css/style.css
index dbae742..b8cceb1 100644
--- a/html/css/style.css
+++ b/html/css/style.css
@@ -464,10 +464,11 @@ p { margin-bottom: 16px; max-width: 720px; }
 }
 .story-photo img {
   width: 100%;
-  height: 100%;
+  min-height: 0;
   object-fit: cover;
   transition: transform 0.6s;
   display: block;
+  /* No height: 100% — avoids circular % resolution in sub-grid 1fr row */
 }
 .story-block:hover .story-photo img {
   transform: scale(1.03);