diff --git a/index.html b/index.html
deleted file mode 100644
index 2518939..0000000
--- a/index.html
+++ /dev/null
@@ -1,118 +0,0 @@
-<!doctype html>
-<html lang="zh-Hant">
-<head>
-    <meta charset="utf-8">
-    <meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
-    <title>Excel 檔案處理引擎</title>
-    <link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.5.2/css/bootstrap.min.css">
-    <style>
-        @import url('https://fonts.googleapis.com/css2?family=Roboto:wght@300;400;700&display=swap');
-
-        :root {
-            --primary-color: #00aeff;
-            --background-color: #121212;
-            --surface-color: #1e1e1e;
-            --text-color: #e0e0e0;
-            --text-muted-color: #888;
-            --border-color: #2c2c2c;
-        }
-
-        body {
-            background-color: var(--background-color);
-            color: var(--text-color);
-            font-family: 'Roboto', sans-serif;
-            display: flex;
-            align-items: center;
-            justify-content: center;
-            min-height: 100vh;
-        }
-        .container {
-            max-width: 600px;
-            background: var(--surface-color);
-            padding: 40px;
-            border-radius: 12px;
-            border: 1px solid var(--border-color);
-            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5), 0 0 15px var(--primary-color-t);
-            transition: all 0.3s ease;
-        }
-        h2 {
-            color: var(--primary-color);
-            font-weight: 700;
-            letter-spacing: 1px;
-            text-shadow: 0 0 5px rgba(0, 174, 255, 0.5);
-        }
-        .text-muted {
-            color: var(--text-muted-color) !important;
-        }
-        .custom-file-input {
-            color: var(--text-color);
-        }
-        .custom-file-label {
-            background-color: #2a2a2a;
-            border: 1px solid var(--border-color);
-            color: var(--text-muted-color);
-        }
-        .custom-file-input:focus ~ .custom-file-label {
-            border-color: var(--primary-color);
-            box-shadow: 0 0 0 0.2rem rgba(0, 174, 255, 0.25);
-        }
-        .custom-file-input:lang(zh-Hant) ~ .custom-file-label::after {
-            content: "瀏覽";
-            background-color: var(--primary-color);
-            color: #fff;
-        }
-        .btn-primary {
-            background-color: var(--primary-color);
-            border-color: var(--primary-color);
-            font-weight: bold;
-            letter-spacing: 0.5px;
-            transition: all 0.3s ease;
-            box-shadow: 0 4px 15px rgba(0, 174, 255, 0.2);
-        }
-        .btn-primary:hover {
-            transform: translateY(-2px);
-            box-shadow: 0 6px 20px rgba(0, 174, 255, 0.4);
-            background-color: #0099e6;
-            border-color: #0099e6;
-        }
-        .alert-danger {
-            background-color: #4a1a2c;
-            border-color: #a83c53;
-            color: #f8d7da;
-        }
-    </style>
-</head>
-<body>
-    <div class="container">
-        <h2 class="text-center mb-3">Safe launch 報告轉換</h2>
-        <p class="text-muted text-center mb-4">上傳SPC的Raw data (.xls/.xlsx)，系統將自動化執行數據轉換與統計。</p>
-        <form method=post enctype=multipart/form-data class="mt-4">
-            <div class="custom-file">
-                <input type=file name=file class="custom-file-input" id="customFile">
-                <label class="custom-file-label" for="customFile">選擇檔案...</label>
-            </div>
-            <button type="submit" class="btn btn-primary btn-block mt-4">上傳並處理</button>
-        </form>
-        {% with messages = get_flashed_messages() %}
-          {% if messages %}
-            <div class="alert alert-danger flash-message" role="alert">
-              {% for message in messages %}
-                {{ message }}
-              {% endfor %}
-            </div>
-          {% endif %}
-        {% endwith %}
-    </div>
-
-    <script src="https://code.jquery.com/jquery-3.5.1.slim.min.js"></script>
-    <script>
-        // 讓上傳框顯示選擇的檔名
-        $('.custom-file-input').on('change', function(event) {
-            var inputFile = event.currentTarget;
-            $(inputFile).parent()
-                .find('.custom-file-label')
-                .html(inputFile.files[0].name);
-        });
-    </script>
-</body>
-</html>
