diff --git a/Program/Layout/MainLayout.razor b/Program/Layout/MainLayout.razor
index 0064939..ad55c02 100644
--- a/Program/Layout/MainLayout.razor
+++ b/Program/Layout/MainLayout.razor
@@ -1,23 +1,49 @@
 @inherits LayoutComponentBase
+<!-- index.html (Blazor 프로젝트 기준) -->
+<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no" />
 
 <div class="page">
     <!-- 상단 네비게이션 (떠 있음) -->
-    <div class="top-nav">
-        <div class="top-title">
-            <h1 class="prj-title">PROJECT</h1>
+    @* <div class="top-view"> *@
+    @*     <div class="top-title"> *@
+    @*         <img class="logoIcon" src="logo.png" alt="icon"/> *@
+    @*         <h1 class="prj-title">PROJECT</h1> *@
+    @*     </div> *@
+    @* </div> *@
+
+    <div class="top-floating-menu">
+        <div class="menu-toggle">≡</div>
+        <div class="menu-box">
+            <div class = "menu-list">
+                <a href="#">메뉴 1</a>
+                <a href="#">메뉴 2</a>
+                <a href="#">메뉴 3</a>
+            </div>
+            <button class = "btn-primary">X</button>
         </div>
     </div>
 
+
+
     <!-- 본문 콘텐츠 -->
     <main class="content-container">
-        <article class="content">
-            @Body
-        </article>
+        @* <article class="content"> *@
+        @*     @Body *@
+        @*     $1$ <inpu #1# *@
+        @* </article> *@
+        <div class="dummy-scroll-test">
+            @for (int i = 0; i < 50; i++)
+            {
+                <div class="dummy-box">Dummy Box @i</div>
+            }
+        </div>
     </main>
     
-    <!-- 하단 네비게이션 (고정) -->
-    <div class="bottom-left-btn">
-        <button class="btn-primary">TEST</button>
+    <div class="float-left-down">
+        <button class="fld-btn">🛒 상점</button>
+    </div>
+    <div class="float-right-down">
+        <button class="fld-btn">🛒 상점</button>
     </div>
     
     @* <div class="bottom-right-btn"> *@
diff --git a/Program/Layout/MainLayout.razor.css b/Program/Layout/MainLayout.razor.css
index 162d7e9..13ba7d2 100644
--- a/Program/Layout/MainLayout.razor.css
+++ b/Program/Layout/MainLayout.razor.css
@@ -1,3 +1,7 @@
+html, body {
+    overscroll-behavior: none; /* 바운스/오버스크롤 차단 */
+}
+
 /* 전체 페이지 wrapper */
 .page {
     position: relative;
@@ -5,6 +9,11 @@
     overflow-x: hidden;
 }
 
+.top-view {
+    position: fixed;
+}
+
+
 /* TopNav를 화면 위에 떠 있게 설정 */
 .top-nav {
     position: fixed;
@@ -20,6 +29,23 @@
     box-shadow: 0 2px 10px rgba(0,0,0,0.05);
 }
 
+
+.logoIcon{
+    width: 5vw;
+    min-width: 32px;
+    max-width: 128px;
+    height: auto;
+    aspect-ratio: 1/1;
+}
+
+
+/*.logo-mask img {*/
+/*    visibility: hidden;*/
+/*    width: 100%;*/
+/*    height: 100%;*/
+/*}*/
+
+
 /* 타이틀 텍스트 */
 .prj-title {
     font-size: 1.5rem;
@@ -34,15 +60,134 @@
     gap: 1.5rem;
 }
 
-.bottom-left-btn {
+/* 테스트 플로팅 */
+.top-floating-menu {
     position: fixed;
+    top: 4rem;
+    right: 2rem;
     z-index: 1000;
-    left: 40px;
-    width: 100%;
-    background-color: rgba(255, 255, 255, 0.95); /* 반투명 배경 */
-    z-index: 1000;
+    display: inline-block;
+}
+
+/* 원형 버튼 (아래쪽 레이어) */
+.menu-toggle {
+    width: 48px;
+    height: 48px;
+    background-color: black;
+    color: white;
+    font-size: 1.5rem;
+    border-radius: 50%;
     display: flex;
-    justify-content: space-between;
     align-items: center;
-    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
-}
\ No newline at end of file
+    justify-content: center;
+    cursor: pointer;
+    position: relative;
+    z-index: 1; /* 🔽 아래 레이어 */
+}
+
+/* 펼쳐질 박스 (위에 뜨는 레이어) */
+.menu-box {
+    position: absolute;
+    top: 0;
+    right: 0;
+    width: 85vw;
+    height: 120px;
+    background-color: white;
+    border-radius: 50%;
+    transform: scale(0);
+    transform-origin: top right;
+    opacity: 0;
+    transition: all 0.3s ease;
+    padding: 1rem;
+    pointer-events: none;
+    z-index: 2; /* 🔼 위쪽 레이어 */
+    display: flex;
+    flex-direction: row;
+    gap: 0.5rem;
+}
+
+/* 마우스를 전체에 올리면 박스가 앞에 뜨도록 */
+.top-floating-menu:hover .menu-box {
+    transform: scale(1);
+    border-radius: 0.75rem;
+    opacity: 1;
+    pointer-events: auto;
+}
+.menu-box {
+    position: absolute;
+    top: 0;
+    right: 0;
+    /* 나머지 스타일 유지 */
+    padding-top: 2rem; /* X 버튼이 박스 내부에서 안 겹치도록 여백 추가 */
+}
+
+.menu-box button {
+    position: absolute;
+    top: 0.5rem;
+    right: 0.5rem;
+    background: transparent;
+    border: none;
+    font-size: 1.2rem;
+    color: #333;
+    cursor: pointer;
+    z-index: 3;
+}
+
+
+
+
+
+
+
+/* 플로팅 뷰 */
+.float-left-down {
+    position: fixed;
+    left: 2rem;
+    bottom: 2rem;
+    width: clamp(48px, 8vw, 128px);
+    height: clamp(48px, 8vw, 128px);
+    z-index: 1000;
+}
+
+.float-right-down {
+    position: fixed;
+    right: 2rem;
+    bottom: 2rem;
+    z-index: 1000;
+}
+
+.fld-btn {
+    padding: 0.75rem 1.2rem;
+    background-color: var(--point-dark);
+    color: white;
+    border: none;
+    border-radius: 10px;
+    font-size: 1rem;
+    font-weight: bold;
+    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
+    cursor: pointer;
+    transition: all 0.2s ease;
+}
+
+.fld-btn :hover {
+    transform: translateY(-3px);
+}
+
+
+/*더미 체크용*/
+.dummy-scroll-test {
+    overscroll-behavior: none;
+}
+
+.dummy-box {
+    height: 150px;
+    background-color: var(--normal-normal);
+    margin: 1rem 0;
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    font-weight: bold;
+    border: 1px solid var(--normal-dark);
+}
+
+
diff --git a/wwwroot/css/app.css b/wwwroot/css/app.css
index e7b8602..3cea11d 100644
--- a/wwwroot/css/app.css
+++ b/wwwroot/css/app.css
@@ -65,42 +65,67 @@ a, .btn-link {
         content: "An error has occurred."
     }
 
-.loading-progress {
-    position: relative;
-    display: block;
-    width: 8rem;
-    height: 8rem;
-    margin: 20vh auto 1rem auto;
+
+/* 전체 화면을 덮는 로딩 오버레이 */
+.loading-overlay {
+    position: fixed;
+    z-index: 9999;
+    top: 0;
+    left: 0;
+    width: 100vw;
+    height: 100vh;
+    background: #f0f0f0;
+    display: flex;
+    align-items: center;
+    justify-content: center;
 }
 
-    .loading-progress circle {
-        fill: none;
-        stroke: #e0e0e0;
-        stroke-width: 0.6rem;
-        transform-origin: 50% 50%;
-        transform: rotate(-90deg);
-    }
-
-        .loading-progress circle:last-child {
-            stroke: #1b6ec2;
-            stroke-dasharray: calc(3.141 * var(--blazor-load-percentage, 0%) * 0.8), 500%;
-            transition: stroke-dasharray 0.05s ease-in-out;
-        }
-
-.loading-progress-text {
-    position: absolute;
-    text-align: center;
-    font-weight: bold;
-    inset: calc(20vh + 3.25rem) 0 auto 0.2rem;
+/* 기존 코드 유지 */
+.custom-loading {
+    display: flex;
+    flex-direction: column;
+    align-items: center;
+    justify-content: center;
 }
 
-    .loading-progress-text:after {
-        content: var(--blazor-load-percentage-text, "Loading");
-    }
+/* 이후 동일한 스타일 유지 */
+    
+/*.loading-progress {*/
+/*    position: relative;*/
+/*    display: block;*/
+/*    width: 8rem;*/
+/*    height: 8rem;*/
+/*    margin: 20vh auto 1rem auto;*/
+/*}*/
 
-code {
-    color: #c02d76;
-}
+/*    .loading-progress circle {*/
+/*        fill: none;*/
+/*        stroke: #e0e0e0;*/
+/*        stroke-width: 0.6rem;*/
+/*        transform-origin: 50% 50%;*/
+/*        transform: rotate(-90deg);*/
+/*    }*/
+
+/*        .loading-progress circle:last-child {*/
+/*            stroke: #1b6ec2;*/
+/*            stroke-dasharray: calc(3.141 * var(--blazor-load-percentage, 0%) * 0.8), 500%;*/
+/*            transition: stroke-dasharray 0.05s ease-in-out;*/
+/*        }*/
+
+/*.loading-progress-text {*/
+/*    position: absolute;*/
+/*    text-align: center;*/
+/*    font-weight: bold;*/
+/*    inset: calc(20vh + 3.25rem) 0 auto 0.2rem;*/
+/*}*/
+
+/*    .loading-progress-text:after {*/
+/*        content: var(--blazor-load-percentage-text, "Loading");*/
+/*    }*/
+
+/*code {*/
+/*    color: #c02d76;*/
+/*}*/
 
 
 :root {
@@ -148,3 +173,66 @@ code {
     --text-black: #000000;
     --text-border: #C6C6C6;
 }
+
+/* Progress Icon */
+
+.custom-loading {
+    display: flex;
+    flex-direction: column;
+    align-items: center;
+    justify-content: center;
+    height: 100vh;
+    background: #f0f0f0;
+}
+
+.logo-mask {
+    position: relative;
+    width: 192px;
+    height: 192px;
+    mask-image: url('/logo.png');
+    mask-size: cover;
+    -webkit-mask-image: url('/logo.png');
+    -webkit-mask-size: cover;
+}
+
+
+.logo-mask img {
+    visibility: hidden;
+    width: 100%;
+    height: 100%;
+}
+
+.logo-progress {
+    position: absolute;
+    top: 0;
+    left: 0;
+    height: 100%;
+    width: 0%;
+    background-color: black;
+    animation: progressFill 3s linear forwards;
+}
+
+@keyframes progressFill {
+    from {
+        width: 0%;
+    }
+    to {
+        width: 100%;
+    }
+}
+
+.loading-text {
+    margin-top: 20px;
+    font-size: 1.2em;
+    color: #333;
+    animation: blink 1.2s infinite;
+}
+
+@keyframes blink {
+    0%, 100% {
+        opacity: 1;
+    }
+    50% {
+        opacity: 0;
+    }
+}
diff --git a/wwwroot/favicon.png b/wwwroot/favicon.png
index 8422b59..6c18ce7 100644
Binary files a/wwwroot/favicon.png and b/wwwroot/favicon.png differ
diff --git a/wwwroot/index.html b/wwwroot/index.html
index e1a6f39..b674c01 100644
--- a/wwwroot/index.html
+++ b/wwwroot/index.html
@@ -23,25 +23,52 @@
     <link rel="icon" type="image/png" href="favicon.png" />
 </head>
 
-<body>
-    <div id="app">
-        <!-- 처음에는 로딩 에니션만 나오게 될것  -->
-        <svg class="loading-progress">
-            <circle r="40%" cx="50%" cy="50%" />
-            <circle r="40%" cx="50%" cy="50%" />
-        </svg>
-        <div class="loading-progress-text"></div>
 
+<body>
+
+    <div class="loading-overlay">
+        <div class="custom-loading">
+                        <div class="logo-mask">
+                            <img src="logo.png" alt="logo" />
+                            <div class="logo-progress"></div>
+                        </div>
+            
+            <div class="loading-text">Loading...</div>
+        </div>
         <!-- Blazor 가 제대로 실행이 되면 이 자리에 .razor UI가 들어가게 됨 -->
     </div>
+    
+    <div id="app"></div>
 
     <div id="blazor-error-ui">
         An unhandled error has occurred.
         <a href="" class="reload">Reload</a>
         <a class="dismiss">🗙</a>
     </div>
+    
     <!-- WASM 를 브라우저에서 실행시켜주는 핵심 JS 파일이며 이게 실행되어야 .razor 파일들이 렌더링된다. -->
-    <script src="_framework/blazor.webassembly.js"></script>
+    <script src="_framework/blazor.webassembly.js" autostart="false"></script>
+
+    <!-- 3초 유지 스크립트 -->
+    <script>
+        const MIN_LOADING_MS = 2700;
+        const loadingStart = performance.now();
+
+        Blazor.start().then(() => {
+            console.log("✅ Blazor 로딩 완료됨");
+            const elapsed = performance.now() - loadingStart;
+            const remaining = Math.max(0, MIN_LOADING_MS - elapsed);
+            setTimeout(() => {
+                const overlay = document.querySelector('.loading-overlay');
+                if (overlay) {
+                    console.log("✅ 오버레이 제거");
+                    overlay.remove();
+                }
+            }, remaining);
+        }).catch(err => {
+            console.error("❌ Blazor 로딩 실패", err);
+        });
+    </script>
 </body>
 
 </html>
diff --git a/wwwroot/logo.png b/wwwroot/logo.png
new file mode 100644
index 0000000..f0762e3
Binary files /dev/null and b/wwwroot/logo.png differ