diff --git a/Report_Viewer.html b/Report_Viewer.html
index e023514..d357e01 100644
--- a/Report_Viewer.html
+++ b/Report_Viewer.html
@@ -2,72 +2,79 @@
 <html lang="zh-CN">
 <head>
     <meta charset="UTF-8">
-    <title>Rclone 校验报告在线查看器</title>
+    <title>Rclone 报告查看器</title>
+    <script src="languages.js"></script>
     <style>
         :root {
             --success: #28a745; --danger: #dc3545; --warning: #ffc107; --info: #17a2b8;
-            --bg: #f0f2f5; --card-bg: #ffffff; --text: #2d3436;
+            --bg: #f0f2f5; --card-bg: #ffffff; --text: #2d3436; --primary: #0984e3;
         }
-        body { font-family: 'Segoe UI', system-ui, sans-serif; background: var(--bg); color: var(--text); padding: 40px 20px; margin: 0; }
-        .container { max-width: 1100px; margin: auto; }
+        body { font-family: 'Segoe UI', system-ui, -apple-system, sans-serif; background: var(--bg); color: var(--text); padding: 20px; margin: 0; }
+        .container { max-width: 1100px; margin: auto; padding-top: 20px; }
         
-        /* 拖拽区 UI */
+        /* 顶部语言选择框 */
+        .lang-switch { position: absolute; top: 20px; right: 20px; z-index: 100; display: flex; align-items: center; gap: 8px; }
+        .select-lang { padding: 6px 12px; border-radius: 20px; border: 1px solid #ddd; outline: none; cursor: pointer; font-size: 13px; }
+
         #drop-zone {
             border: 3px dashed #bdc3c7; border-radius: 15px; padding: 15px 40px; text-align: center;
-            background: white; margin-bottom: 30px; transition: all 0.2s ease-in-out; cursor: pointer;
+            background: white; margin-bottom: 30px; transition: all 0.2s; cursor: pointer;
         }
-        #drop-zone.hover { border-color: #0984e3; background: #e1f5fe; transform: scale(1.01); }
-        #drop-zone p { font-size: 1.3em; color: #7f8c8d; pointer-events: none; }
+        #drop-zone.hover { border-color: var(--primary); background: #e1f5fe; }
+        #drop-zone p { font-size: 1.3em; color: #7f8c8d; pointer-events: none; margin-bottom: 10px; }
 
-        /* 统计卡片 */
-        #report-content { display: none; animation: fadeIn 0.5s; }
+        #report-content { display: none; animation: fadeIn 0.4s ease-out; }
         @keyframes fadeIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }
         
         .stat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 15px; margin-bottom: 30px; }
         .stat-card { background: var(--card-bg); padding: 20px; border-radius: 12px; box-shadow: 0 4px 6px rgba(0,0,0,0.05); text-align: center; border-bottom: 4px solid #ddd; }
         .stat-value { display: block; font-size: 28px; font-weight: 800; margin-bottom: 5px; }
-        .stat-label { font-size: 12px; color: #636e72; text-transform: uppercase; }
+        .stat-label { font-size: 11px; color: #636e72; text-transform: uppercase; font-weight: 600; }
         
-        /* 树状结构 UI */
         .report-card { background: var(--card-bg); padding: 30px; border-radius: 15px; box-shadow: 0 10px 30px rgba(0,0,0,0.08); }
         .actions { display: flex; gap: 10px; margin-bottom: 20px; }
-        .btn { padding: 10px 20px; border: none; border-radius: 8px; font-weight: 600; cursor: pointer; background: #dfe6e9; transition: 0.2s; }
-        .btn:hover { filter: brightness(0.9); }
+        .btn { padding: 10px 20px; border: none; border-radius: 8px; font-weight: 600; cursor: pointer; background: #dfe6e9; transition: 0.2s; font-size: 14px; }
+        .btn:hover { filter: brightness(0.95); }
         .btn-danger { background: var(--danger); color: white; }
-        .btn-primary { background: #0984e3; color: white; }
+        .btn-primary { background: var(--primary); color: white; }
 
         ul { list-style: none; padding-left: 25px; border-left: 1px dashed #dfe6e9; }
         li { margin: 8px 0; }
         summary { cursor: pointer; padding: 6px; border-radius: 6px; font-weight: 600; display: flex; align-items: center; }
-        summary:hover { background: #f1f2f6; color: #0984e3; }
+        summary:hover { background: #f1f2f6; color: var(--primary); }
         .badge { display: inline-block; min-width: 22px; padding: 2px 6px; text-align: center; border-radius: 4px; color: white; font-size: 11px; margin-right: 10px; font-weight: bold; }
         .error-dot { color: var(--danger); margin-left: 8px; font-size: 14px; animation: blink 2s infinite; }
         @keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0.3; } }
         
-        /* 过滤逻辑 */
         .filter-mode-errors .is-match, .filter-mode-errors .is-pure-match { display: none; }
     </style>
 </head>
 <body>
+
+    <div class="lang-switch">
+        <select class="select-lang" id="langSelect" onchange="changeLang(this.value)">
+            </select>
+    </div>
+
     <div class="container">
         <div id="drop-zone">
-            <p>📂 <b>拖入</b>生成的 <b>report.txt</b> 文件到这里</p>
-            <span style="color: #95a5a6;">或者 点击此处手动选择</span>
+            <p id="t-drop-hint"></p>
+            <span id="t-click-hint" style="color: #95a5a6;"></span>
             <input type="file" id="fileInput" style="display: none;" accept=".txt">
         </div>
 
         <div id="report-content">
             <div class="stat-grid">
-                <div class="stat-card" style="border-color: var(--success)"><span id="s-match" class="stat-value" style="color: var(--success)">0</span><span class="stat-label">一致 (Match)</span></div>
-                <div class="stat-card" style="border-color: var(--danger)"><span id="s-mismatch" class="stat-value" style="color: var(--danger)">0</span><span class="stat-label">损坏 (Mismatch)</span></div>
-                <div class="stat-card" style="border-color: var(--warning)"><span id="s-missing" class="stat-value" style="color: var(--warning)">0</span><span class="stat-label">缺失 (Missing)</span></div>
-                <div class="stat-card" style="border-color: var(--info)"><span id="s-extra" class="stat-value" style="color: var(--info)">0</span><span class="stat-label">多余 (Extra)</span></div>
+                <div class="stat-card" style="border-color: var(--success)"><span id="s-match" class="stat-value" style="color: var(--success)">0</span><span class="stat-label" id="t-label-match"></span></div>
+                <div class="stat-card" style="border-color: var(--danger)"><span id="s-mismatch" class="stat-value" style="color: var(--danger)">0</span><span class="stat-label" id="t-label-mismatch"></span></div>
+                <div class="stat-card" style="border-color: var(--warning)"><span id="s-missing" class="stat-value" style="color: var(--warning)">0</span><span class="stat-label" id="t-label-missing"></span></div>
+                <div class="stat-card" style="border-color: var(--info)"><span id="s-extra" class="stat-value" style="color: var(--info)">0</span><span class="stat-label" id="t-label-extra"></span></div>
             </div>
 
             <div class="actions">
-                <button id="toggleFilterBtn" class="btn btn-primary" onclick="toggleFilter()">显示模式：完整清单</button>
-                <button class="btn" onclick="toggleAll(true)">全部展开</button>
-                <button class="btn" onclick="toggleAll(false)">全部收起</button>
+                <button id="toggleFilterBtn" class="btn btn-primary" onclick="toggleFilter()"></button>
+                <button class="btn" id="t-btn-expand" onclick="toggleAll(true)"></button>
+                <button class="btn" id="t-btn-collapse" onclick="toggleAll(false)"></button>
             </div>
 
             <div class="report-card">
@@ -77,35 +84,62 @@
     </div>
 
     <script>
-        const dropZone = document.getElementById('drop-zone');
-        const fileInput = document.getElementById('fileInput');
-        const treeContainer = document.getElementById('treeContainer');
+        // 内置默认语言
+        const defaultI18n = {
+            zh: { name: "简体中文", dropHint: "📂 <b>拖入</b>生成的文件到这里", clickHint: "或者 点击此处手动选择", labelMatch: "一致 (Match)", labelMismatch: "损坏 (Mismatch)", labelMissing: "缺失 (Missing)", labelExtra: "多余 (Extra)", btnExpand: "全部展开", btnCollapse: "全部收起", modeFull: "显示模式：完整清单", modeError: "显示模式：只看异常", loadSuccess: "✅ 已加载：", files: " 个文件" },
+            en: { name: "English", dropHint: "📂 <b>Drag</b> your file here", clickHint: "or click to select manually", labelMatch: "Match", labelMismatch: "Mismatch", labelMissing: "Missing", labelExtra: "Extra", btnExpand: "Expand All", btnCollapse: "Collapse All", modeFull: "View: All Files", modeError: "View: Errors Only", loadSuccess: "✅ Loaded: ", files: " files" }
+        };
 
-        // 核心修复：阻止浏览器默认行为
-        ['dragenter', 'dragover', 'dragleave', 'drop'].forEach(eventName => {
-            dropZone.addEventListener(eventName, preventDefaults, false);
-            document.body.addEventListener(eventName, preventDefaults, false);
+        // 合并外部语言
+        const allI18n = Object.assign({}, defaultI18n, window.externalI18n || {});
+        let currentLang = 'zh';
+        let globalData = "";
+        let errorMode = false;
+
+        // 初始化语言选择器
+        const langSelect = document.getElementById('langSelect');
+        Object.keys(allI18n).forEach(key => {
+            const opt = document.createElement('option');
+            opt.value = key;
+            opt.innerText = allI18n[key].name;
+            langSelect.appendChild(opt);
         });
 
-        function preventDefaults(e) {
-            e.preventDefault();
-            e.stopPropagation();
+        function changeLang(lang) {
+            currentLang = lang;
+            updateUI();
+            if (globalData) processData(globalData);
         }
 
-        // 视觉反馈
-        ['dragenter', 'dragover'].forEach(eventName => {
-            dropZone.addEventListener(eventName, () => dropZone.classList.add('hover'), false);
-        });
-        ['dragleave', 'drop'].forEach(eventName => {
-            dropZone.addEventListener(eventName, () => dropZone.classList.remove('hover'), false);
+        function updateUI() {
+            const t = allI18n[currentLang];
+            document.getElementById('t-drop-hint').innerHTML = t.dropHint;
+            document.getElementById('t-click-hint').innerText = t.clickHint;
+            document.getElementById('t-label-match').innerText = t.labelMatch;
+            document.getElementById('t-label-mismatch').innerText = t.labelMismatch;
+            document.getElementById('t-label-missing').innerText = t.labelMissing;
+            document.getElementById('t-label-extra').innerText = t.labelExtra;
+            document.getElementById('t-btn-expand').innerText = t.btnExpand;
+            document.getElementById('t-btn-collapse').innerText = t.btnCollapse;
+            const filterBtn = document.getElementById('toggleFilterBtn');
+            filterBtn.innerText = errorMode ? t.modeError : t.modeFull;
+            filterBtn.className = errorMode ? 'btn btn-danger' : 'btn btn-primary';
+        }
+
+        // --- Rclone 处理逻辑 ---
+        const dropZone = document.getElementById('drop-zone');
+        const fileInput = document.getElementById('fileInput');
+
+        ['dragenter', 'dragover', 'dragleave', 'drop'].forEach(e => {
+            dropZone.addEventListener(e, (ev) => { ev.preventDefault(); ev.stopPropagation(); });
         });
 
-        // 真正的拖拽处理
+        dropZone.addEventListener('dragover', () => dropZone.classList.add('hover'));
+        dropZone.addEventListener('dragleave', () => dropZone.classList.remove('hover'));
         dropZone.addEventListener('drop', (e) => {
-            const dt = e.dataTransfer;
-            const files = dt.files;
-            handleFile(files[0]);
-        }, false);
+            dropZone.classList.remove('hover');
+            handleFile(e.dataTransfer.files[0]);
+        });
 
         dropZone.onclick = () => fileInput.click();
         fileInput.onchange = (e) => handleFile(e.target.files[0]);
@@ -113,7 +147,7 @@
         function handleFile(file) {
             if (!file) return;
             const reader = new FileReader();
-            reader.onload = (e) => processData(e.target.result);
+            reader.onload = (e) => { globalData = e.target.result; processData(globalData); };
             reader.readAsText(file, 'UTF-8');
         }
 
@@ -129,14 +163,12 @@
                 const path = line.substring(2).replace(/\\/g, '/');
                 const parts = path.split('/');
                 if (stats[symbol] !== undefined) stats[symbol]++;
-
                 let curr = tree;
                 let pathAcc = "";
                 parts.forEach((part, i) => {
                     pathAcc = pathAcc ? `${pathAcc}/${part}` : part;
-                    if (i === parts.length - 1) {
-                        curr[part] = symbol;
-                    } else {
+                    if (i === parts.length - 1) { curr[part] = symbol; } 
+                    else {
                         if (symbol !== '=') folderErrors.add(pathAcc);
                         if (!curr[part]) curr[part] = {};
                         curr = curr[part];
@@ -149,10 +181,9 @@
             document.getElementById('s-missing').innerText = stats['-'];
             document.getElementById('s-extra').innerText = stats['+'];
             document.getElementById('report-content').style.display = 'block';
-            
-            treeContainer.innerHTML = buildHtml(tree, "", folderErrors);
-            // 提示用户加载成功
-            dropZone.querySelector('p').innerHTML = "✅ 已加载报告：" + stats['='] + " 个文件已校验";
+            document.getElementById('treeContainer').innerHTML = buildHtml(tree, "", folderErrors);
+            const t = allI18n[currentLang];
+            dropZone.querySelector('p').innerHTML = t.loadSuccess + (stats['=']+stats['*']+stats['-']+stats['+']) + t.files;
         }
 
         function buildHtml(node, currentPath, folderErrors) {
@@ -162,15 +193,13 @@
                 const bIsFile = typeof node[b] === 'string';
                 return aIsFile === bIsFile ? a.localeCompare(b) : aIsFile - bIsFile;
             });
-
             keys.forEach(name => {
                 const val = node[name];
                 const thisPath = currentPath ? `${currentPath}/${name}` : name;
                 if (typeof val === 'object') {
                     const hasErr = folderErrors.has(thisPath);
-                    const dot = hasErr ? '<span class="error-dot">●</span>' : '';
                     html += `<li class="folder ${hasErr?'has-error-branch':'is-pure-match'}">
-                        <details><summary>📁 ${name}/ ${dot}</summary>${buildHtml(val, thisPath, folderErrors)}</details>
+                        <details><summary>📁 ${name}/ ${hasErr?'<span class="error-dot">●</span>':''}</summary>${buildHtml(val, thisPath, folderErrors)}</details>
                     </li>`;
                 } else {
                     const colors = {'=':'#28a745', '*':'#dc3545', '-':'#ffc107', '+':'#17a2b8'};
@@ -183,17 +212,16 @@
         }
 
         function toggleFilter() {
-            const container = document.getElementById('treeContainer');
-            const btn = document.getElementById('toggleFilterBtn');
-            const active = container.classList.toggle('filter-mode-errors');
-            btn.innerText = active ? "显示模式：只看异常" : "显示模式：完整清单";
-            btn.classList.toggle('btn-danger', active);
-            if(active) document.querySelectorAll('.has-error-branch > details').forEach(d => d.open = true);
+            errorMode = !errorMode;
+            document.getElementById('treeContainer').classList.toggle('filter-mode-errors', errorMode);
+            updateUI();
+            if(errorMode) document.querySelectorAll('.has-error-branch > details').forEach(d => d.open = true);
         }
 
-        function toggleAll(open) {
-            document.querySelectorAll('details').forEach(d => d.open = open);
-        }
+        function toggleAll(open) { document.querySelectorAll('details').forEach(d => d.open = open); }
+
+        // 首次加载初始化
+        updateUI();
     </script>
 </body>
 </html>
\ No newline at end of file
diff --git a/languages.js b/languages.js
new file mode 100644
index 0000000..d3c3016
--- /dev/null
+++ b/languages.js
@@ -0,0 +1,18 @@
+// languages.js
+window.externalI18n = {
+    "es": {
+        "name": "Español",
+        "dropHint": "📂 <b>Arrastre</b> el archivo aquí",
+        "clickHint": "o haga clic para seleccionar manualmente",
+        "labelMatch": "Coincidencia (Match)",
+        "labelMismatch": "Error (Mismatch)",
+        "labelMissing": "Faltante (Missing)",
+        "labelExtra": "Extra",
+        "btnExpand": "Expandir todo",
+        "btnCollapse": "Contraer todo",
+        "modeFull": "Vista: Todos los archivos",
+        "modeError": "Vista: Solo errores",
+        "loadSuccess": "✅ Informe cargado: ",
+        "files": " archivos"
+    }
+};
\ No newline at end of file
