Index: src/views/pages/post.ejs
===================================================================
--- src/views/pages/post.ejs	(revision b5a09ce2f2e9daf88c11443526cecc77c3c84678)
+++ src/views/pages/post.ejs	(revision a95dbfd965659d13d04dc86de36f589ceaab62ed)
@@ -182,5 +182,5 @@
                hx-push-url="/<%= rp.slug %>" hx-indicator="#pcms-loading"<% } %>>
               <% if (rp.cover_image_url) { %>
-                <span class="post-related-cover<%= rp.nsfw ? ' nsfw-media' : '' %>" aria-hidden="true"><img class="post-related-img" src="<%= rp.cover_image_url %>" alt="" loading="lazy" decoding="async"><% if (rp.nsfw) { %><span class="nsfw-veil"><span class="nsfw-veil-label">🔞 <%= rp.content_warning || t('post.nsfw_warning') %></span><span class="nsfw-veil-btn"><%= t('post.nsfw_show') %></span></span><% } %></span>
+                <span class="post-related-cover<%= rp.nsfw ? ' nsfw-media' : '' %>" aria-hidden="true"><img class="post-related-img" src="<%= rp.cover_image_url %>" alt="" loading="lazy" decoding="async"<% if (rp.cover_video_url) { %> data-ios-mp4="<%= rp.cover_video_url %>"<% } %>><% if (rp.nsfw) { %><span class="nsfw-veil"><span class="nsfw-veil-label">🔞 <%= rp.content_warning || t('post.nsfw_warning') %></span><span class="nsfw-veil-btn"><%= t('post.nsfw_show') %></span></span><% } %></span>
               <% } else { %>
                 <span class="post-related-cover post-related-cover--empty<%= rp.nsfw ? ' nsfw-media' : '' %>" aria-hidden="true"><% if (rp.nsfw) { %><span class="nsfw-veil"><span class="nsfw-veil-label">🔞 <%= rp.content_warning || t('post.nsfw_warning') %></span><span class="nsfw-veil-btn"><%= t('post.nsfw_show') %></span></span><% } %></span>
Index: src/views/partials/post-card.ejs
===================================================================
--- src/views/partials/post-card.ejs	(revision b5a09ce2f2e9daf88c11443526cecc77c3c84678)
+++ src/views/partials/post-card.ejs	(revision a95dbfd965659d13d04dc86de36f589ceaab62ed)
@@ -52,5 +52,5 @@
            srcset="<%= thumb(post.cover_image_url, 320) %> 320w, <%= thumb(post.cover_image_url, 640) %> 640w, <%= thumb(post.cover_image_url, 1280) %> 1280w"
            sizes="(min-width: 768px) 120px, 100vw"
-           alt="" loading="lazy" decoding="async">
+           alt="" loading="lazy" decoding="async"<% if (post.cover_video_url) { %> data-ios-mp4="<%= post.cover_video_url %>"<% } %>>
       <% if (post.nsfw) { %><span class="nsfw-veil"><span class="nsfw-veil-label">🔞 <%= post.content_warning || t('post.nsfw_warning') %></span><span class="nsfw-veil-btn"><%= t('post.nsfw_show') %></span></span><% } %>
     </a>
Index: src/views/partials/post-tile.ejs
===================================================================
--- src/views/partials/post-tile.ejs	(revision b5a09ce2f2e9daf88c11443526cecc77c3c84678)
+++ src/views/partials/post-tile.ejs	(revision a95dbfd965659d13d04dc86de36f589ceaab62ed)
@@ -19,5 +19,5 @@
    <% if (_ext) { %>target="_blank" rel="noopener"<% } else { %>hx-get="<%= _href %>?partial=1" hx-target="#pcms-main" hx-swap="innerHTML" hx-push-url="<%= _href %>" hx-indicator="#pcms-loading"<% } %>>
 
-  <% if (_hasCover) { %><img class="grid-tile-img" src="<%= thumb(post.cover_image_url, 480) %>" alt="" loading="lazy" decoding="async"><% } %>
+  <% if (_hasCover) { %><img class="grid-tile-img" src="<%= thumb(post.cover_image_url, 480) %>" alt="" loading="lazy" decoding="async"<% if (post.cover_video_url) { %> data-ios-mp4="<%= post.cover_video_url %>"<% } %>><% } %>
 
   <% if (_typeLabel) { %>