diff --git a/popup.css b/popup.css
index 3ec8fd3..2941c92 100644
--- a/popup.css
+++ b/popup.css
@@ -226,8 +226,8 @@ h2 {
   border: 1px solid #0f3460;
   border-radius: 6px;
   padding: 0 2px;
-  width: 190px;
-  height: 24px;
+  width: 220px;
+  height: 22px;
   box-sizing: border-box;
   overflow: hidden;
 }
@@ -757,7 +757,7 @@ h2 {
 }
 
 .btn-io {
-  padding: 4px 10px;
+  padding: 4px 1px;
   background: transparent;
   border: none;
   border-radius: 6px;
diff --git a/popup.html b/popup.html
index 544b858..0285ba6 100644
--- a/popup.html
+++ b/popup.html
@@ -130,8 +130,8 @@
             <svg viewBox="0 0 24 24" width="14" height="14" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="11" cy="11" r="7"/><path d="M21 21l-4.3-4.3"/></svg>
           </button>
           <div id="searchBox" class="search-box-inline" hidden>
-            <input type="text" id="searchInput" data-i18n-placeholder="searchPlaceholder" placeholder="搜索域名 / 用户名 / 别名">
-            <button type="button" id="searchClear" class="search-clear" title="清除">×</button>
+            <input type="text" id="searchInput" data-i18n-placeholder="searchPlaceholder" placeholder="搜索域名/用户名/别名">
+            <button type="button" id="searchClear" class="search-clear" title="清除" hidden>×</button>
             <button type="button" id="searchToggleBtn" class="btn-io btn-icon" data-i18n-title="searchBtnTitle" title="搜索">
               <svg viewBox="0 0 24 24" width="14" height="14" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="11" cy="11" r="7"/><path d="M21 21l-4.3-4.3"/></svg>
             </button>
@@ -154,7 +154,7 @@
     </section>
 
     <footer class="footer">
-      <p class="powered-by" data-i18n="poweredBy">power by chenxuan</p>
+      <p class="powered-by"><span data-i18n="poweredBy">power by chenxuan</span> <span id="versionLabel">v1.0.0</span></p>
     </footer>
   </div>
 
diff --git a/popup.js b/popup.js
index 8e7330a..f8b14a1 100644
--- a/popup.js
+++ b/popup.js
@@ -43,6 +43,9 @@ document.addEventListener("DOMContentLoaded", () => {
 
   applyI18n();
 
+  const versionLabel = $("versionLabel");
+  if (versionLabel) versionLabel.textContent = "v" + chrome.runtime.getManifest().version;
+
   const domainInput = $("domain");
   const aliasInput = $("alias");
   const usernameInput = $("username");
@@ -664,10 +667,12 @@ document.addEventListener("DOMContentLoaded", () => {
     exportBtn.disabled = isEmpty;
     exportBtn.classList.toggle("btn-disabled", isEmpty);
     const parent = addSection.parentElement;
-    if (isEmpty) {
-      if (parent.children[0] !== addSection) parent.insertBefore(addSection, listSection);
-    } else {
-      if (parent.children[0] !== listSection) parent.insertBefore(listSection, addSection);
+    const addIdx = Array.prototype.indexOf.call(parent.children, addSection);
+    const listIdx = Array.prototype.indexOf.call(parent.children, listSection);
+    if (isEmpty && addIdx > listIdx) {
+      parent.insertBefore(addSection, listSection);
+    } else if (!isEmpty && listIdx > addIdx) {
+      parent.insertBefore(listSection, addSection);
     }
 
     if (isEmpty) {
@@ -937,6 +942,7 @@ document.addEventListener("DOMContentLoaded", () => {
   searchToggleBtn.addEventListener("click", () => {
     searchInput.value = "";
     searchKeyword = "";
+    searchClear.hidden = true;
     searchBox.hidden = true;
     searchBtn.hidden = false;
     renderConfigList();
@@ -945,6 +951,7 @@ document.addEventListener("DOMContentLoaded", () => {
   // 搜索输入：实时过滤
   searchInput.addEventListener("input", () => {
     searchKeyword = searchInput.value;
+    searchClear.hidden = !searchKeyword;
     renderConfigList();
   });
 
@@ -952,6 +959,7 @@ document.addEventListener("DOMContentLoaded", () => {
   searchClear.addEventListener("click", () => {
     searchInput.value = "";
     searchKeyword = "";
+    searchClear.hidden = true;
     renderConfigList();
     searchInput.focus();
   });