Initial commit (Security Hardened Slate)

lib/components/header.dart

@@ -0,0 +1,56 @@
+import 'package:flutter/material.dart';
+
+/// Header displays the Paladin brand logo, title, and subtitle.
+/// 
+/// It represents the top branding portion of the main dashboard and is designed
+/// with clean proportions, consistent typography, and a modern cyberpunk-inspired color scheme.
+class Header extends StatelessWidget {
+  const Header({super.key});
+
+  // Cyber-paladin cyan glow accent color used as a fallback for the shield icon
+  static const Color _cyanGlow = Color(0xFF00E5FF);
+
+  @override
+  Widget build(BuildContext context) {
+    return Column(
+      mainAxisSize: MainAxisSize.min,
+      children: [
+        // Brand logo image with a fallback Icon in case the asset is missing
+        Image.asset(
+          'assets/logo.png',
+          width: 120, // Enlarged logo to stand out visually
+          height: 120,
+          errorBuilder: (context, error, stackTrace) => const Icon(
+            Icons.shield,
+            size: 120,
+            color: _cyanGlow,
+          ),
+        ),
+        const SizedBox(height: 8), // Standard padding between the logo and the title
+        
+        // Brand primary name
+        const Text(
+          'Paladin',
+          style: TextStyle(
+            fontSize: 22,
+            fontWeight: FontWeight.w800,
+            letterSpacing: 8,
+            color: Colors.white,
+          ),
+        ),
+        const SizedBox(height: 2), // Close spacing for secondary information
+        
+        // Brand secondary label / purpose
+        const Text(
+          'SECURE TUNNEL',
+          style: TextStyle(
+            fontSize: 12,
+            fontWeight: FontWeight.w600,
+            letterSpacing: 4,
+            color: Color(0xAA4A5568), // Semi-transparent slate gray
+          ),
+        ),
+      ],
+    );
+  }
+}