优化布局

public/index.html

@@ -66,13 +66,6 @@
           </div>
           <h1 class="logo-text" id="logoText">数据可视化展示大屏</h1>
         </div>
-        <div class="header-meta">
-          <span class="server-count" id="serverCount">
-            <span class="dot dot-pulse"></span>
-            <span id="serverCountText">0 台服务器</span>
-          </span>
-          <span class="source-count" id="sourceCount">0 个数据源</span>
-        </div>
       </div>
       <div class="header-right">
 
@@ -293,6 +286,13 @@
                 <option value="100">100</option>
               </select>
               <span>条</span>
+              <div class="header-meta" style="margin-left: 20px; padding-left: 20px; border-left: 1px solid var(--border-color);">
+                <span class="server-count" id="serverCount">
+                  <span class="dot dot-pulse"></span>
+                  <span id="serverCountText">0 台服务器</span>
+                </span>
+                <span class="source-count" id="sourceCount">0 个数据源</span>
+              </div>
             </div>
             <div class="pagination-controls" id="paginationControls">
               <!-- Pagination buttons will be injected here -->

public/js/app.js

@@ -553,15 +553,13 @@
         <div style="display: flex; flex-direction: column; align-items: flex-end; gap: 2px;">
             <span style="font-weight: 700;">${formatPercent(data.cpuBusy)}</span>
             <div style="font-size: 0.65rem; color: var(--text-secondary); display: flex; gap: 6px; font-weight: normal;">
-                <span>Sys: ${data.cpuSystem.toFixed(1)}%</span>
-                <span>User: ${data.cpuUser.toFixed(1)}%</span>
-                <span>Wait: ${data.cpuIowait.toFixed(1)}%</span>
+                <span>I/O Wait: ${data.cpuIowait.toFixed(1)}%</span>
             </div>
         </div>
     `;
 
     const metrics = [
-        { key: 'cpuBusy', label: 'CPU 使用率 (Busy Breakdown)', value: cpuValueHtml },
+        { key: 'cpuBusy', label: 'CPU 使用率 (Busy / IO Wait)', value: cpuValueHtml },
         { key: 'sysLoad', label: '系统负载 (Load)', value: data.sysLoad.toFixed(1) + '%' },
         { key: 'memUsedPct', label: '内存使用率 (RAM)', value: formatPercent(data.memUsedPct) },
         { key: 'swapUsedPct', label: 'SWAP 使用率', value: formatPercent(data.swapUsedPct) },