diff --git a/sites/en.html b/sites/en.html
index 90190fff..bff02182 100644
--- a/sites/en.html
+++ b/sites/en.html
@@ -72,7 +72,7 @@
 
         <nav class="site-navigation" id="site-navigation" aria-label="Main navigation" data-navigation>
           <a href="#download">Download</a>
-          <a href="#features">Agent Runtime</a>
+          <a href="#features">Highlights</a>
           <a href="#assistant">Desktop assistant</a>
         </nav>
 
@@ -289,7 +289,7 @@
         <div class="section-inner">
           <div class="section-heading">
             <div>
-              <p class="kicker">Agent Runtime</p>
+              <p class="kicker">Product highlights</p>
               <h2 id="features-title">Agent Runtimes in one desktop interface</h2>
             </div>
             <p>
@@ -321,8 +321,8 @@
                 </svg>
               </div>
               <span class="feature-number">02</span>
-              <h3>Built for desktop platforms</h3>
-              <p>Windows, macOS, and Linux releases are available for both x64 and arm64.</p>
+              <h3>Broad desktop architecture coverage</h3>
+              <p>Official Windows, macOS, and Linux releases cover x64 and arm64, with a separate experimental LoongArch preview.</p>
             </article>
 
             <article class="feature-card">
diff --git a/sites/index.html b/sites/index.html
index 763de0a9..9cd2d069 100644
--- a/sites/index.html
+++ b/sites/index.html
@@ -72,7 +72,7 @@
 
         <nav class="site-navigation" id="site-navigation" aria-label="主导航" data-navigation>
           <a href="#download">下载</a>
-          <a href="#features">Agent Runtime</a>
+          <a href="#features">产品亮点</a>
           <a href="#assistant">桌面助手</a>
         </nav>
 
@@ -352,7 +352,8 @@
               <h3 id="domestic-support-title">桌面版本覆盖国产 x64、ARM64 和龙芯 LoongArch</h3>
               <p>
                 正式下载覆盖国产 x64 与 ARM64；龙芯 LoongArch 使用独立编译的
-                loong64 预览版。
+                loong64 预览版。这里描述的是系统、指令集与安装包兼容性，
+                不代表已完成所有厂商和整机认证。
               </p>
             </div>
             <div class="domestic-support__items">
@@ -375,11 +376,11 @@
         <div class="section-inner">
           <div class="section-heading">
             <div>
-              <p class="kicker">Agent Runtime</p>
-              <h2 id="features-title">在一个界面中选择和配置 Runtime</h2>
+              <p class="kicker">产品亮点</p>
+              <h2 id="features-title">本地工作空间，统一 Runtime，也支持信创环境</h2>
             </div>
             <p>
-              Runtime、模型连接、Skills、MCP 和工作模式均可在桌面界面中配置。
+              从模型连接到执行记录，从桌面工作到国产软硬件适配，都由同一个应用承载。
             </p>
           </div>
 
@@ -407,8 +408,8 @@
                 </svg>
               </div>
               <span class="feature-number">02</span>
-              <h3>覆盖主流桌面系统</h3>
-              <p>Windows、macOS、Linux 同步提供 x64 与 arm64 架构版本。</p>
+              <h3>覆盖主流桌面与信创环境</h3>
+              <p>Windows、macOS、Linux 正式提供 x64 与 arm64 版本，龙芯 LoongArch 另有独立实验预览。</p>
             </article>
 
             <article class="feature-card">
diff --git a/sites/scripts/validate.mjs b/sites/scripts/validate.mjs
index cccae102..2c35848b 100644
--- a/sites/scripts/validate.mjs
+++ b/sites/scripts/validate.mjs
@@ -250,6 +250,8 @@ for (const breakpoint of ["1199px", "959px", "719px"]) {
 const requiredCopy = [
   "免注册",
   "支持信创软硬件的",
+  "产品亮点",
+  "本地工作空间，统一 Runtime，也支持信创环境",
   "桌面版本覆盖国产 x64、ARM64 和龙芯 LoongArch",
   "龙芯 LoongArch 独立编译预览版",
   "龙芯 LoongArch（实验预览）",
@@ -275,9 +277,11 @@ for (const copy of requiredCopy) {
 
 const requiredEnglishCopy = [
   "No account required.",
+  "Product highlights",
   "Model chat and coding agents",
   "on your desktop.",
   "Windows, macOS, and Linux",
+  "separate experimental LoongArch preview",
   "Agent Runtimes in one desktop interface",
   "Direct models",
   "OpenCode",