fix:견적서 워크플로우 페이지 SAM 로고 적용

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

plan/index.php

@@ -36,16 +36,14 @@
     <header class="bg-white shadow-sm sticky top-0 z-50">
         <div class="max-w-6xl mx-auto px-4">
             <div class="flex items-center justify-between py-4">
-                <div class="flex items-center space-x-4">
-                    <a href="../index.php" class="flex items-center justify-center w-10 h-10 bg-slate-100 hover:bg-teal-100 rounded-lg transition-colors" title="홈으로">
-                        <span class="text-xl">🏠</span>
-                    </a>
-                    <div>
-                        <h1 class="text-xl font-bold text-slate-800">제조 견적서 자동 생성 AI 워크플로우</h1>
-                        <p class="text-xs text-slate-500">Gemini + Claude 기반 자동화 시스템</p>
+                <a href="../index.php" class="flex items-center gap-3 cursor-pointer">
+                    <img src="../img/favicon-32x32.png" alt="SAM" class="w-10 h-10 rounded-xl">
+                    <div class="flex flex-col">
+                        <span class="text-lg font-bold text-slate-800 leading-tight">SAM</span>
+                        <span class="text-xs text-slate-500 leading-tight">Smart Automation Management</span>
                     </div>
-                </div>
-                <span class="text-sm text-slate-500"><?php echo date('Y-m-d'); ?></span>
+                </a>
+                <a href="../index.php" class="text-sm font-medium text-slate-500 hover:text-slate-900 transition-colors">홈</a>
             </div>
         </div>
     </header>