diff --git a/index.html b/index.html
index 7852b5b..38ab3fb 100644
--- a/index.html
+++ b/index.html
@@ -37,11 +37,17 @@
             --accent: #22D3EE;
             --accent-dim: rgba(34, 211, 238, 0.15);
             --bg: #0C1221;
+            --surface: #111827;
+            --surface2: #1A2235;
+            --border: rgba(255,255,255,0.07);
         }
         [data-theme="light"] {
             --accent: #0891B2;
             --accent-dim: rgba(8, 145, 178, 0.1);
             --bg: #EFF6FF;
+            --surface: rgba(255,255,255,0.85);
+            --surface2: rgba(255,255,255,0.6);
+            --border: rgba(0,0,0,0.07);
         }
 
         /* ── Node type colors ──────────────────────────────── */
@@ -2129,6 +2135,7 @@ async function runHealthCheckAll() {
 
         if (node.health_url) {
             // Rich health check — get metrics too
+            if (location.protocol === 'https:' && node.health_url.startsWith('http:')) continue;
             try {
                 const ctrl = new AbortController();
                 const timer = setTimeout(() => ctrl.abort(), 7000);