diff --git a/public/frontend/event-site.html b/public/frontend/event-site.html
index 7074f5f..524c14f 100644
--- a/public/frontend/event-site.html
+++ b/public/frontend/event-site.html
@@ -5389,7 +5389,7 @@
       white-space: nowrap !important;
     }
 
-    /* 标题思源宋体 SemiBold；其余思源黑体 Regular */
+    /* 仅五大标题用思源宋体；卡片/阶段标题黑体加粗；其余 Regular */
     body,
     body * {
       font-weight: 400 !important;
@@ -5397,27 +5397,26 @@
     body {
       font-family: var(--font-sans) !important;
     }
-    .brand-logo-text,
     .hero-slogan .slogan-second,
     .audience-tracks-layout .audience-index h2,
     .audience-tracks-layout .tracks .section-title,
     .audience-tracks-layout .tracks .section-title span,
     .roadmap .section-title,
-    .awards .section-title,
+    .awards .section-title {
+      font-family: var(--font-serif) !important;
+      font-weight: 600 !important;
+    }
     .audience-tracks-layout .audience-stage strong,
     .audience-tracks-layout .audience-stage .stage-sub,
     .audience-tracks-layout .audience-type strong,
     .audience-tracks-layout .tracks .track-card h3,
+    .tracks-summary strong,
     .roadmap .step h3,
     .roadmap .step p strong,
-    .award-card h3 {
-      font-family: var(--font-serif) !important;
-      font-weight: 600 !important;
-    }
-    .hero-organizers,
-    .hero-organizers dt,
-    .hero-organizers dd {
-      font-weight: 900 !important;
+    .award-card h3,
+    .hero-primary {
+      font-family: var(--font-sans) !important;
+      font-weight: 700 !important;
     }
     .language-switch,
     [lang="en"],