Add logo to navbar brand

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

src/app/layout/Header.tsx

@@ -175,13 +175,21 @@ export default function Header() {
             to="/"
             style={{
               display:        'flex',
-              flexDirection:  'column',
+              flexDirection:  'row',
-              gap:            7,
+              alignItems:     'center',
+              gap:            12,
               textDecoration: 'none',
               flexShrink:     0,
               lineHeight:     1,
             }}
           >
+            <img
+              src="/logo.png"
+              alt="اندیشکده فولاد آینده"
+              style={{ height: 44, width: 'auto', display: 'block', flexShrink: 0 }}
+              className="max-md:h-[36px]"
+            />
+            <div style={{ display: 'flex', flexDirection: 'column', gap: 5 }}>
               <span
                 style={{
                   fontSize:      19,
@@ -207,6 +215,7 @@ export default function Header() {
               >
                 FUTURE STEEL POLICY INSTITUTE
               </span>
+            </div>
           </NavLink>
 
           {/* ── Center: Nav (desktop only) ── */}