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diff --git a/e-commerce/bid/index.html b/e-commerce/bid/index.html
index 9955666..6558ae4 100644
--- a/e-commerce/bid/index.html
+++ b/e-commerce/bid/index.html
@@ -94,7 +94,7 @@ pre.mermaid{background:var(--card-bg);border:1px solid var(--border);border-radi
 </style>
 </head>
 <body>
-<div class="banner" id="draft-banner">mục cần điền…</div>
+<div class="banner" id="draft-banner">Bản nháp — đang tính số mục cần điền…</div>
 <button id="toc-toggle" class="no-print" onclick="document.getElementById('sidebar').classList.toggle('open')">☰ Mục lục</button>
 <button class="theme-btn no-print" onclick="(function(){var r=document.documentElement;var c=r.getAttribute('data-theme');r.setAttribute('data-theme', c==='dark'?'light':'dark');})()">Đổi giao diện sáng/tối</button>
 <div class="layout">
@@ -1297,7 +1297,7 @@ if (!window.mermaid) {
 document.addEventListener('DOMContentLoaded', function(){
   var n = document.querySelectorAll('mark.todo').length;
   var b = document.getElementById('draft-banner');
-  if (b) b.textContent = 'còn ' + n + ' mục cần điền';
+  if (b) b.textContent = 'Bản nháp — còn ' + n + ' mục cần điền';
 
   var sections = document.querySelectorAll('main h2[id]');
   var links = document.querySelectorAll('#sidebar a');
diff --git a/docs/00-project-brief.md b/e-commerce/docs/00-project-brief.md
similarity index 100%
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--- a/bid/index.html
+++ b/e-commerce/final/bid/index.html
@@ -94,7 +94,7 @@ pre.mermaid{background:var(--card-bg);border:1px solid var(--border);border-radi
 </style>
 </head>
 <body>
-<div class="banner" id="draft-banner">Bản nháp — đang tính số mục cần điền…</div>
+<div class="banner" id="draft-banner">mục cần điền…</div>
 <button id="toc-toggle" class="no-print" onclick="document.getElementById('sidebar').classList.toggle('open')">☰ Mục lục</button>
 <button class="theme-btn no-print" onclick="(function(){var r=document.documentElement;var c=r.getAttribute('data-theme');r.setAttribute('data-theme', c==='dark'?'light':'dark');})()">Đổi giao diện sáng/tối</button>
 <div class="layout">
@@ -1297,7 +1297,7 @@ if (!window.mermaid) {
 document.addEventListener('DOMContentLoaded', function(){
   var n = document.querySelectorAll('mark.todo').length;
   var b = document.getElementById('draft-banner');
-  if (b) b.textContent = 'Bản nháp — còn ' + n + ' mục cần điền';
+  if (b) b.textContent = 'còn ' + n + ' mục cần điền';
 
   var sections = document.querySelectorAll('main h2[id]');
   var links = document.querySelectorAll('#sidebar a');
diff --git a/tong-hop.html b/e-commerce/final/index.html
similarity index 97%
rename from tong-hop.html
rename to e-commerce/final/index.html
index 16d2e58..b94fd2d 100644
--- a/tong-hop.html
+++ b/e-commerce/final/index.html
@@ -64,7 +64,7 @@
 
 <main>
   <section class="pane active" id="pane-proposal">
-    <iframe src="docs/proposal/index.html" title="Đề xuất giải pháp" loading="lazy"></iframe>
+    <iframe src="proposal/index.html" title="Đề xuất giải pháp" loading="lazy"></iframe>
   </section>
   <section class="pane" id="pane-bid">
     <iframe src="bid/index.html" title="Hồ sơ dự thầu chi tiết" loading="lazy"></iframe>
diff --git a/e-commerce/proposal/index.html b/e-commerce/final/proposal/index.html
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rename from e-commerce/proposal/index.html
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diff --git a/introduction.md b/e-commerce/introduction.md
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rename from introduction.md
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diff --git a/e-commerce/tong-hop.html b/e-commerce/tong-hop.html
index b94fd2d..16d2e58 100644
--- a/e-commerce/tong-hop.html
+++ b/e-commerce/tong-hop.html
@@ -64,7 +64,7 @@
 
 <main>
   <section class="pane active" id="pane-proposal">
-    <iframe src="proposal/index.html" title="Đề xuất giải pháp" loading="lazy"></iframe>
+    <iframe src="docs/proposal/index.html" title="Đề xuất giải pháp" loading="lazy"></iframe>
   </section>
   <section class="pane" id="pane-bid">
     <iframe src="bid/index.html" title="Hồ sơ dự thầu chi tiết" loading="lazy"></iframe>