diff --git a/.gitignore b/.gitignore
index be094769..4144f3c8 100644
--- a/.gitignore
+++ b/.gitignore
@@ -44,10 +44,6 @@ logs/
 node_modules/
 npm-debug.log*
 
-# Markdown docs (manual)
-manual/*.md
-*.md
-!CLAUDE.md
 
 # Claude Code local settings
 .claude/settings.local.json
diff --git a/workspace/zioinfo-web/frontend/public/zioinfo-building.png b/workspace/zioinfo-web/frontend/public/zioinfo-building.png
new file mode 100644
index 00000000..efeae1f0
Binary files /dev/null and b/workspace/zioinfo-web/frontend/public/zioinfo-building.png differ
diff --git a/workspace/zioinfo-web/frontend/public/zioinfo-logo.png b/workspace/zioinfo-web/frontend/public/zioinfo-logo.png
new file mode 100644
index 00000000..4f88262a
Binary files /dev/null and b/workspace/zioinfo-web/frontend/public/zioinfo-logo.png differ
diff --git a/workspace/zioinfo-web/frontend/src/components/layout/Footer.jsx b/workspace/zioinfo-web/frontend/src/components/layout/Footer.jsx
index febcb0e7..4aa15a15 100644
--- a/workspace/zioinfo-web/frontend/src/components/layout/Footer.jsx
+++ b/workspace/zioinfo-web/frontend/src/components/layout/Footer.jsx
@@ -48,7 +48,7 @@ export default function Footer() {
           {/* 회사 정보 */}
           <div className="footer-brand">
             <Link to="/" className="footer-logo">
-              <img src="/지오정보기술로고.png" alt="(주)지오정보기술 로고" height="36"
+              <img src="/zioinfo-logo.png" alt="(주)지오정보기술 로고" height="36"
                    style={{ filter: 'brightness(0) invert(1)' }}
                    onError={e => { e.target.src='/ziologo.png'; e.target.onerror = () => { e.target.style.display='none'; e.target.nextSibling.style.display='block'; }; }} />
               <span className="footer-logo-text" style={{display:'none'}}>
diff --git a/workspace/zioinfo-web/frontend/src/components/layout/Header.jsx b/workspace/zioinfo-web/frontend/src/components/layout/Header.jsx
index 8bdde0da..be2b45ca 100644
--- a/workspace/zioinfo-web/frontend/src/components/layout/Header.jsx
+++ b/workspace/zioinfo-web/frontend/src/components/layout/Header.jsx
@@ -105,7 +105,7 @@ export default function Header() {
         <div className="header-inner container">
           {/* 로고 */}
           <Link to="/" className="logo" aria-label="(주)지오정보기술 홈으로">
-            <img src="/지오정보기술로고.png" alt="(주)지오정보기술 로고" height="40"
+            <img src="/zioinfo-logo.png" alt="(주)지오정보기술 로고" height="40"
                  onError={e => { e.target.src='/ziologo.png'; e.target.onerror = () => { e.target.style.display='none'; e.target.nextSibling.style.display='flex'; }; }} />
             <span className="logo-text" style={{display:'none'}}>
               <strong>Zio</strong>Info
diff --git a/workspace/zioinfo-web/frontend/src/pages/Company.jsx b/workspace/zioinfo-web/frontend/src/pages/Company.jsx
index 380044e3..ed601827 100644
--- a/workspace/zioinfo-web/frontend/src/pages/Company.jsx
+++ b/workspace/zioinfo-web/frontend/src/pages/Company.jsx
@@ -48,7 +48,7 @@ function Greeting() {
             <div className="ceo-photo">
               <div className="ceo-avatar" style={{ overflow: 'hidden', background: 'none', padding: 0 }}>
                 <img
-                  src="/지오정보기술사옥전경.png"
+                  src="/zioinfo-building.png"
                   alt="(주)지오정보기술 사옥 전경"
                   style={{ width: '100%', height: '100%', objectFit: 'cover' }}
                 />
@@ -314,7 +314,7 @@ function CI() {
             <div className="ci-logo-showcase">
               <div className="ci-logo-box light" style={{ flex: 1, minHeight: '200px', display: 'flex', flexDirection: 'column', alignItems: 'center', justifyContent: 'center', gap: '16px' }}>
                 <img
-                  src="/지오정보기술로고.png"
+                  src="/zioinfo-logo.png"
                   alt="(주)지오정보기술 로고"
                   style={{ maxWidth: '320px', width: '100%', objectFit: 'contain' }}
                 />
@@ -322,7 +322,7 @@ function CI() {
               </div>
               <div className="ci-logo-box dark" style={{ flex: 1, minHeight: '200px', display: 'flex', flexDirection: 'column', alignItems: 'center', justifyContent: 'center', gap: '16px' }}>
                 <img
-                  src="/지오정보기술로고.png"
+                  src="/zioinfo-logo.png"
                   alt="(주)지오정보기술 로고 (다크)"
                   style={{ maxWidth: '320px', width: '100%', objectFit: 'contain', filter: 'brightness(0) invert(1)' }}
                 />