diff --git a/public/frontend/event-site-en.html b/public/frontend/event-site-en.html
index 60e3c40..8475057 100644
--- a/public/frontend/event-site-en.html
+++ b/public/frontend/event-site-en.html
@@ -7,6 +7,24 @@
   <meta name="description" content="Official website of the Inaugural Shanghai–Suzhou Collaborative Emerging Industries Youth Science &amp; Technology Innovation Competition, focused on innovation across the optical communications value chain.">
   <title>Inaugural Shanghai–Suzhou Collaborative Emerging Industries Youth Science &amp; Technology Innovation Competition</title>
   <style>
+    @font-face {
+      font-family: "Event Heiti";
+      src: local("Heiti SC"), local("STHeiti"), local("黑体"), local("SimHei");
+      font-weight: 400 900;
+      font-style: normal;
+    }
+    @font-face {
+      font-family: "Event Songti";
+      src: local("Songti SC"), local("STSong"), local("宋体"), local("SimSun"), local("NSimSun");
+      font-weight: 400;
+      font-style: normal;
+    }
+    @font-face {
+      font-family: "Event Songti";
+      src: local("Songti SC Bold"), local("STSongti-SC-Bold"), local("宋体"), local("SimSun"), local("NSimSun");
+      font-weight: 600 900;
+      font-style: normal;
+    }
     :root {
       --blue: #0094dc;
       --blue-dark: #0078b8;
@@ -5827,6 +5845,25 @@
       }
       .award-card:nth-child(odd)::before { content: none !important; }
     }
+
+    /* 与中文版首屏一致：大标题宋体略加粗，单位黑体 Regular */
+    .hero-slogan .slogan-second {
+      font-family: "Event Songti", serif !important;
+      font-weight: 600 !important;
+      font-synthesis: weight;
+    }
+    .hero-organizers,
+    .hero-organizers dt,
+    .hero-organizers dd,
+    .hero-org-row,
+    .en-site .hero-organizers,
+    .en-site .hero-organizers dt,
+    .en-site .hero-organizers dd,
+    .en-site .hero-org-row {
+      font-family: "Event Heiti", sans-serif !important;
+      font-weight: 400 !important;
+      font-synthesis: none;
+    }
   </style>
 </head>
 <body class="en-site">
diff --git a/public/frontend/event-site.html b/public/frontend/event-site.html
index 183d977..cdef016 100644
--- a/public/frontend/event-site.html
+++ b/public/frontend/event-site.html
@@ -4663,7 +4663,7 @@
       margin: 0;
       padding: 4px 0 4px 24px;
       color: #587286 !important;
-      font-family: var(--font-sans) !important;
+      font-family: var(--font-serif) !important;
       font-size: 15px !important;
       font-weight: 400 !important;
       line-height: 1.85 !important;
@@ -5384,7 +5384,7 @@
       font-synthesis: none;
     }
     .hero-slogan .slogan-second,
-    .audience-tracks-layout .audience-index h2,
+    .audience-tracks-layout .audience-heading > h2,
     .audience-tracks-layout .tracks .section-title,
     .audience-tracks-layout .tracks .section-title span,
     .roadmap .section-title,
@@ -5393,9 +5393,17 @@
       font-weight: 600 !important;
       font-synthesis: weight;
     }
+    .audience-tracks-layout .audience-index .audience-callout,
+    .audience-tracks-layout .audience-index .audience-callout em {
+      font-family: var(--font-serif) !important;
+      font-weight: 400 !important;
+    }
     .nav,
     .nav a,
     .hero-primary,
+    .hero-primary--audience,
+    .hero-actions a,
+    .hero-actions .hero-primary,
     .hero-organizers,
     .hero-organizers dt,
     .hero-organizers dd,
@@ -5411,6 +5419,10 @@
       font-family: var(--font-sans) !important;
       font-weight: 400 !important;
     }
+    html body .hero-actions a.hero-primary {
+      font-family: var(--font-sans) !important;
+      font-weight: 400 !important;
+    }
 
     /* 赛程地点固定在卡片底部，四卡同一高度对齐 */
     .roadmap .timeline {
