diff --git a/docs/development/screenshot-guide.py b/docs/development/screenshot-guide.py
index 4c828ff..35db4b6 100644
--- a/docs/development/screenshot-guide.py
+++ b/docs/development/screenshot-guide.py
@@ -47,8 +47,10 @@ def do_login(page):
     page.goto(f"{BASE_URL}/login", wait_until="networkidle")
     page.fill("input[name='email']", EMAIL)
     page.fill("input[name='password']", PASSWORD)
-    page.click("button[type='submit']")
-    page.wait_for_url(lambda url: "/login" not in url, timeout=8000)
+    with page.expect_navigation(timeout=10000):
+        page.click("button[type='submit']")
+    if "/login" in page.url:
+        raise RuntimeError(f"로그인 실패 — 현재 URL: {page.url}")
 
 
 def capture_review_form(page):
@@ -122,7 +124,8 @@ with sync_playwright() as p:
             capture_comment_form(page)
 
         except Exception as e:
-            print(f"  ✗ 로그인 실패 또는 인증 페이지 캡처 오류: {e}", file=sys.stderr)
+            print(f"  ✗ 오류: {e}")
+            print("  → 인증 페이지 캡처 건너뜀", file=sys.stderr)
     else:
         print("\n※ SCREENSHOT_EMAIL / SCREENSHOT_PASSWORD 미설정 — 비인증 페이지만 캡처됨")
         print("  전체 캡처: SCREENSHOT_EMAIL=... SCREENSHOT_PASSWORD=... python3 docs/development/screenshot-guide.py")