windows installer fixes

src/Server.py

@@ -1312,7 +1312,7 @@ def login_page(request: Request):
         body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; background: var(--bg); color: var(--text); min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 20px; }
         .login-card { background: var(--card); border: 1px solid var(--border); border-radius: 16px; padding: 36px; width: 100%; max-width: 420px; box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.6); }
         .logo-header { text-align: center; margin-bottom: 24px; }
-        .logo-icon { width: 48px; height: 48px; background: linear-gradient(135deg, #3b82f6, #8b5cf6); border-radius: 12px; display: inline-flex; align-items: center; justify-content: center; font-size: 24px; font-weight: 800; color: #fff; margin-bottom: 12px; }
+        .logo-icon { width: 56px; height: 56px; background: transparent; display: inline-flex; align-items: center; justify-content: center; margin-bottom: 12px; }
         h1 { font-size: 20px; font-weight: 700; margin-bottom: 4px; }
         .subtitle { font-size: 13px; color: var(--text-muted); }
         .form-group { margin-bottom: 18px; text-align: left; }
@@ -2278,11 +2278,8 @@ def serve_webui(request: Request = None):
         .logo-group {{ display: flex; align-items: center; gap: 14px; }}
         .logo-icon {{
             width: 44px; height: 44px;
-            background: linear-gradient(135deg, #3b82f6, #8b5cf6);
-            border-radius: 12px;
+            background: transparent;
             display: flex; align-items: center; justify-content: center;
-            font-size: 22px; font-weight: 800; color: #fff;
-            box-shadow: 0 4px 14px rgba(59, 130, 246, 0.3);
         }}
         h1 {{ font-size: 22px; font-weight: 800; letter-spacing: -0.5px; }}
         .subtitle {{ font-size: 13px; color: var(--text-muted); margin-top: 2px; }}