diff --git a/posimai-dev/server.js b/posimai-dev/server.js
index f1f8d602..10cf199f 100644
--- a/posimai-dev/server.js
+++ b/posimai-dev/server.js
@@ -211,7 +211,7 @@ app.get('/api/vps-health', async (req, res) => {
       signal: AbortSignal.timeout(6000),
     });
     const data = await r.json();
-    res.json(data);
+    res.json({ ok: true, ...data });
   } catch (e) {
     res.status(502).json({ error: e.message });
   }
diff --git a/posimai-dev/station-b.html b/posimai-dev/station-b.html
index e8081108..f24d949a 100644
--- a/posimai-dev/station-b.html
+++ b/posimai-dev/station-b.html
@@ -71,7 +71,10 @@
         #date { font-size:12px;color:var(--text3);margin-top:3px;letter-spacing:0.06em; }
         #last-checked { text-align:right;font-size:11px;color:var(--text3); }
 
-        #middle { display:grid;grid-template-columns:220px 200px 240px 1fr 180px;gap:10px;min-height:0; }
+        #middle { display:grid;grid-template-columns:280px 240px 1fr 180px;gap:10px;min-height:0; }
+        .machines-panel { gap:10px; }
+        .machines-section { font-size:9px;font-weight:600;color:var(--text3);letter-spacing:0.14em;text-transform:uppercase;margin-bottom:-2px; }
+        .machines-divider { border-top:1px solid var(--border);margin:2px 0; }
 
         .metric-item { display:flex;flex-direction:column;gap:5px;flex-shrink:0; }
         .metric-header-row { display:flex;justify-content:space-between;align-items:baseline; }
@@ -191,9 +194,11 @@
     </div>
     <div id="alert-bar"><i data-lucide="alert-triangle"></i><span id="alert-messages"></span></div>
     <div id="middle">
-        <!-- Col 1: text metrics -->
-        <div class="panel">
-            <div class="panel-title"><i data-lucide="cpu"></i>Ubuntu PC</div>
+        <!-- Col 1: MACHINES (Ubuntu PC + VPS stacked) -->
+        <div class="panel machines-panel">
+            <div class="panel-title"><i data-lucide="server"></i>Machines</div>
+            <!-- Ubuntu PC section -->
+            <div class="machines-section">Ubuntu PC</div>
             <div class="metric-item">
                 <div class="metric-header-row"><span class="metric-label">CPU</span><span class="metric-val" id="cpu-val">—</span></div>
                 <div class="bin-bar" id="cpu-bar"></div>
@@ -225,10 +230,10 @@
                 <div class="stat-card" id="temp-card" style="display:none"><div class="stat-label">CPU Temp</div><div class="stat-val" id="temp-val">—</div></div>
             </div>
             <a class="open-btn" href="/" target="_blank" rel="noopener"><i data-lucide="terminal"></i>posimai-dev を開く</a>
-        </div>
-        <!-- Col 2: VPS -->
-        <div class="panel">
-            <div class="panel-title"><i data-lucide="server"></i>VPS</div>
+            <!-- Divider -->
+            <div class="machines-divider"></div>
+            <!-- VPS section -->
+            <div class="machines-section">VPS</div>
             <div class="metric-item">
                 <div class="metric-header-row"><span class="metric-label">CPU Load</span><span class="metric-val" id="vps-load">—</span></div>
             </div>
@@ -240,7 +245,7 @@
                 <div class="metric-header-row"><span class="metric-label">Disk (/)</span><span class="metric-val" id="vps-disk">—</span></div>
                 <div class="bin-bar" id="vps-disk-bar"></div>
             </div>
-            <div class="stat-grid" style="grid-template-columns:1fr 1fr;gap:6px;margin-top:4px">
+            <div class="stat-grid" style="grid-template-columns:1fr 1fr;gap:6px">
                 <div class="stat-card"><div class="stat-label">Uptime</div><div class="stat-val" id="vps-uptime">—</div></div>
                 <div class="stat-card"><div class="stat-label">Users</div><div class="stat-val" id="vps-users">—</div></div>
                 <div class="stat-card"><div class="stat-label">Gemini</div><div class="stat-val" id="vps-gemini">—</div></div>