Adicionar opção para carregamento delayed (apos n segundos)

loader.html

@@ -11,6 +11,7 @@
       --accent: #7fff6e;
       --muted:  #6b6b7a;
       --text:   #e8e8ec;
+      --border: #2a2a32;
     }
 
     body {
@@ -22,7 +23,7 @@
       align-items: center;
       justify-content: center;
       height: 100vh;
-      gap: 24px;
+      gap: 20px;
       user-select: none;
     }
 
@@ -65,7 +66,7 @@
       text-align: center;
       word-break: break-all;
       padding: 8px 16px;
-      border: 1px solid #2a2a32;
+      border: 1px solid var(--border);
       border-radius: 6px;
       line-height: 1.6;
       margin-bottom: 1em;