fix:SAM 로고 및 favicon 스타일 변경

- 로고: 빨간색 화살표 아이콘 + SAM + 서브타이틀
- Favicon: SVG 빨간색 화살표로 변경
- 적용 페이지: index.php, barobill/etax, salesmanagement

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

lib/meta_common.php

@@ -12,18 +12,26 @@ if ($depth > 0) {
     $salesBasePath = str_repeat('../', $depth);
 }
 
-// 로고 HTML 컴포넌트
+// 로고 HTML 컴포넌트 (SAM 스타일)
 $samLogoHtml = '
 <a href="' . $salesBasePath . 'index.php" class="flex items-center gap-3 cursor-pointer">
-    <div class="w-8 h-8 bg-blue-600 rounded-lg flex items-center justify-center text-white font-bold text-lg shadow-lg shadow-blue-200">S</div>
-    <span class="text-xl font-bold tracking-tight text-slate-900">CodeBridgeX <span class="text-blue-600">SAM</span></span>
+    <div class="w-10 h-10 bg-slate-100 rounded-xl flex items-center justify-center">
+        <svg class="w-6 h-6 text-red-500" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2.5" stroke-linecap="round" stroke-linejoin="round">
+            <path d="M12 19V5M5 12l7-7 7 7"/>
+        </svg>
+    </div>
+    <div class="flex flex-col">
+        <span class="text-lg font-bold text-slate-800 leading-tight">SAM</span>
+        <span class="text-xs text-slate-500 leading-tight">Smart Automation Management</span>
+    </div>
 </a>';
+
+// SVG favicon (빨간색 화살표)
+$svgFavicon = 'data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><rect width="100" height="100" rx="20" fill="%23f1f5f9"/><path d="M50 75V25M25 50l25-25 25 25" stroke="%23ef4444" stroke-width="8" stroke-linecap="round" stroke-linejoin="round" fill="none"/></svg>';
 ?>
-<!-- Favicon -->
+<!-- Favicon (SVG - 빨간색 화살표) -->
+<link rel="icon" type="image/svg+xml" href="<?= $svgFavicon ?>">
 <link rel="apple-touch-icon" sizes="180x180" href="<?= $salesBasePath ?>img/apple-touch-icon.png">
-<link rel="icon" type="image/png" sizes="32x32" href="<?= $salesBasePath ?>img/favicon-32x32.png">
-<link rel="icon" type="image/png" sizes="16x16" href="<?= $salesBasePath ?>img/favicon-16x16.png">
-<link rel="shortcut icon" href="<?= $salesBasePath ?>img/favicon.png">
 
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