diff --git a/docs/landing/assets/img/logo_horizon.png b/docs/landing/assets/img/logo_horizon.png
new file mode 100644
index 0000000..462d859
Binary files /dev/null and b/docs/landing/assets/img/logo_horizon.png differ
diff --git a/docs/landing/index.html b/docs/landing/index.html
index 622f8ed..7ce856e 100644
--- a/docs/landing/index.html
+++ b/docs/landing/index.html
@@ -47,6 +47,7 @@
   </div>
 
   <img src="assets/img/logo.png" alt="EmbodiedGen" class="hero__logo" decoding="async" />
+  <img src="assets/img/logo_horizon.png" alt="Horizon Robotics" class="hero__orglogo" decoding="async" />
 
   <div class="hero__content">
     <h1 class="hero__title"><span class="hero__word">EmbodiedGen<span class="hero__ver">V2</span></span></h1>
diff --git a/docs/landing/style.css b/docs/landing/style.css
index 0a15953..34afab5 100644
--- a/docs/landing/style.css
+++ b/docs/landing/style.css
@@ -84,14 +84,19 @@ a.nav__link:hover{color:#fff; background:rgba(255,255,255,.14);}
     radial-gradient(120% 90% at 50% 45%, rgba(8,9,12,.30) 0%, rgba(8,9,12,.62) 100%),
     linear-gradient(180deg, rgba(8,9,12,.62) 0%, rgba(8,9,12,.42) 30%, rgba(8,9,12,.46) 62%, rgba(8,9,12,.82) 100%);}
 /* logo floats left of the centered title; offset is clamped so it never flies off-screen */
-.hero__logo{--lx:clamp(-450px,-34vw,-330px); position:absolute; z-index:3; left:53%; top:50%;
-  transform:translate(var(--lx),-120px); width:clamp(128px,11vw,158px); height:auto;
+.hero__logo{--lx:clamp(-448px,-33.5vw,-328px); position:absolute; z-index:3; left:53%; top:50%;
+  transform:translate(var(--lx),-120px); width:clamp(108px,9.5vw,136px); height:auto;
   filter:drop-shadow(0 6px 22px rgba(0,0,0,.4));
   transition:transform .35s var(--ease-out), filter .35s ease;
   transform-origin:center; cursor:pointer;
   animation:hero-fade 1s ease .1s both;}
 .hero__logo:hover{transform:translate(var(--lx),-120px) scale(1.1);
   filter:drop-shadow(0 10px 30px rgba(0,0,0,.5));}
+/* organization brand mark, stacked below the project logo */
+.hero__orglogo{--lx:clamp(-345px,-26vw,-235px); position:absolute; z-index:3; left:53%; top:50%;
+  transform:translate(var(--lx),96px); width:clamp(108px,9.5vw,136px); height:auto;
+  filter:drop-shadow(0 4px 16px rgba(0,0,0,.45));
+  animation:hero-fade 1s ease .25s both;}
 .hero__content{position:relative; z-index:1; text-align:center; color:#fff; padding:0 var(--pad);
   max-width:1000px;}
 .hero__title{font-size:clamp(38px,6.2vw,65px); font-weight:800; letter-spacing:-.05em; line-height:.92;
@@ -400,7 +405,7 @@ model-viewer{width:100%; height:100%; min-height:0; --poster-color:transparent;
    RESPONSIVE
    ========================================================= */
 @media (max-width:1000px){
-  .hero__logo{display:none;}
+  .hero__logo,.hero__orglogo{display:none;}
   /* single column: drop the fixed row height; stage gets its own min-height */
   .viewer{grid-template-columns:1fr; grid-template-rows:none; grid-template-areas:"stage" "side" "gallery";}
   .viewer__stage{min-height:380px;}