Add consistent spacing and visual polish

cgen-d842e70c2bd64260868156331e0c34db

client/pages/DocsLayout.tsx

@@ -115,7 +115,7 @@ export default function DocsLayout() {
       <div className="min-h-screen bg-gradient-to-br from-slate-900 via-purple-900 to-slate-900">
         <div className="container mx-auto px-4 py-8">
           {/* Header */}
-          <div className="mb-8">
+          <div className="mb-12 pb-6 border-b border-slate-700/50">
             <div className="flex items-center justify-between mb-6">
               <div>
                 <h1 className="text-4xl font-bold text-white mb-2">