diff --git a/chat.cfm b/chat.cfm
new file mode 100644
index 0000000..6b541bb
--- /dev/null
+++ b/chat.cfm
@@ -0,0 +1,79 @@
+<cfsetting showdebugoutput="no" enablecfoutputonly="true">
+<cfheader name="Content-Type" value="application/json; charset=utf-8">
+
+<cfparam name="url.contract_id" default="">
+<cfparam name="form.question" default="">
+
+<cfset result = {ok: false, error: ""}>
+
+<cftry>
+    <cfif NOT len(url.contract_id)>
+        <cfset result.error = "contract_id required">
+    <cfelseif NOT len(form.question)>
+        <cfset result.error = "question required (POST field)">
+    <cfelse>
+        <!--- Собрать все spec_rows --->
+        <cfquery name="rowsData" datasource="baza">
+            SELECT d.filename, sr.row_num, sr.name, sr.price, sr.qty, sr.sum, sr.date_start
+            FROM spec_rows sr
+            JOIN supplements s ON sr.supplement_id = s.id
+            JOIN documents d ON s.document_id = d.id
+            WHERE s.contract_id = <cfqueryparam value="#url.contract_id#" cfsqltype="cf_sql_varchar">
+            ORDER BY s.created_at, sr.row_num
+        </cfquery>
+
+        <cfif rowsData.recordCount EQ 0>
+            <cfset result = {ok: true, answer: "Нет извлечённых данных. Сначала запустите сравнение."}>
+        <cfelse>
+            <!--- Форматируем контекст --->
+            <cfset contextLines = []>
+            <cfloop query="rowsData">
+                <cfset arrayAppend(contextLines,
+                    "[" & rowsData.filename & "] строка " & rowsData.row_num & ": " & rowsData.name &
+                    " | цена=" & rowsData.price & " | объём=" & rowsData.qty &
+                    " | сумма=" & rowsData.sum & " | начало=" & rowsData.date_start
+                )>
+            </cfloop>
+            <cfset context = arrayToList(contextLines, chr(10))>
+
+            <cfset prompt = "Ты — анализатор договоров облачного провайдера. У тебя есть извлечённые строки спецификации услуг.
+
+ДАННЫЕ:
+#context#
+
+ВОПРОС ПОЛЬЗОВАТЕЛЯ:
+#form.question#
+
+Ответь кратко и по делу, опираясь ТОЛЬКО на данные выше. Если данных недостаточно — скажи об этом.">
+
+            <!--- Вызов LLM --->
+            <cfset apiKey = "sk-ucI5YvOticoOQ9Kuj5K9mQ">
+            <cfset llmPayload = {
+                "model": "gpt-oss-120b",
+                "messages": [{"role": "user", "content": prompt}],
+                "max_tokens": 1000,
+                "temperature": 0.1
+            }>
+
+            <cfhttp url="https://api.aillm.ru/v1/chat/completions" method="POST" timeout="120">
+                <cfhttpparam type="header" name="Authorization" value="Bearer #apiKey#">
+                <cfhttpparam type="header" name="Content-Type" value="application/json">
+                <cfhttpparam type="body" value="#serializeJSON(llmPayload)#">
+            </cfhttp>
+
+            <cfif cfhttp.statusCode EQ 200 OR left(cfhttp.statusCode, 3) EQ "200">
+                <cfset llmResp = deserializeJSON(cfhttp.fileContent)>
+                <cfset answer = llmResp.choices[1].message.content>
+                <cfset result = {ok: true, answer: answer}>
+            <cfelse>
+                <cfset result = {ok: false, error: "LLM HTTP #cfhttp.statusCode#: #left(cfhttp.fileContent, 300)#"}>
+            </cfif>
+        </cfif>
+    </cfif>
+
+    <cfcatch>
+        <cfset result = {ok: false, error: cfcatch.message}>
+    </cfcatch>
+</cftry>
+
+<cfoutput>#serializeJSON(result)#</cfoutput>
diff --git a/index.cfm b/index.cfm
index 8cfd262..a64bcba 100644
--- a/index.cfm
+++ b/index.cfm
@@ -1 +1,281 @@
-<cfsetting showdebugoutput=no enablecfoutputonly=yes><cfoutput>OK v1.0.17</cfoutput>
+<cfsetting showdebugoutput="no" enablecfoutputonly="no">
+<cfheader name="Content-Type" value="text/html; charset=utf-8">
+<!DOCTYPE html>
+<html lang="ru">
+<head>
+  <meta charset="UTF-8">
+  <meta name="viewport" content="width=device-width, initial-scale=1.0">
+  <title>Сверка договоров — Lucee v1.0.18</title>
+  <style>
+    :root { --brand: #2563eb; --brand-dark: #1d4ed8; --gray: #d1d5db; --gray-light: #f3f4f6; --bg: #fff; --fg: #1a1a1a; --muted: #6b7280; --red: #ef4444; --green: #22c55e; --yellow: #eab308; }
+    * { box-sizing: border-box; margin: 0; padding: 0; }
+    body { font-family: system-ui, sans-serif; font-size: 14px; color: var(--fg); background: var(--gray-light); min-height: 100vh; }
+    .topbar { background: var(--bg); border-bottom: 1px solid var(--gray); padding: 0 24px; height: 56px; display: flex; align-items: center; gap: 12px; }
+    .topbar .title { font-weight: 600; font-size: 16px; }
+    .content { max-width: 900px; margin: 32px auto; padding: 0 16px; }
+    .card { background: var(--bg); border-radius: 12px; border: 1px solid var(--gray); box-shadow: 0 1px 2px rgba(0,0,0,.05); margin-bottom: 16px; }
+    .card-header { background: var(--gray-light); padding: 12px 16px; font-weight: 600; font-size: 15px; }
+    .card-body { padding: 16px; }
+    .btn { height: 32px; border-radius: 6px; padding: 0 12px; font-size: 13px; font-family: inherit; cursor: pointer; display: inline-flex; align-items: center; gap: 4px; border: 1px solid var(--gray); background: var(--bg); }
+    .btn-primary { background: var(--brand); border-color: var(--brand); color: #fff; }
+    .btn-primary:hover { background: var(--brand-dark); }
+    .btn:disabled { opacity: .5; cursor: not-allowed; }
+    .btn-sm { height: 26px; font-size: 12px; padding: 0 8px; }
+    table { width: 100%; border-collapse: collapse; font-size: 13px; }
+    th { background: var(--gray-light); padding: 6px 8px; border: 1px solid var(--gray); text-align: left; font-weight: 600; font-size: 11px; color: var(--muted); }
+    td { padding: 6px 8px; border: 1px solid var(--gray); }
+    .diff-added td { background: rgba(34,197,94,.08); }
+    .diff-deleted td { background: rgba(239,68,68,.08); text-decoration: line-through; color: var(--red); }
+    .diff-changed td { background: rgba(234,179,8,.08); }
+    input[type=file] { width: 100%; margin-bottom: 8px; }
+    input[type=text] { width: 100%; height: 32px; border: 1px solid var(--gray); border-radius: 6px; padding: 0 8px; font-size: 13px; }
+    .flex-row { display: flex; gap: 8px; align-items: center; }
+    .flex-grow { flex: 1; }
+    .msg { font-size: 13px; padding: 4px 0; }
+    .msg-green { color: var(--green); }
+    .msg-red { color: var(--red); }
+    #log { font-size: 12px; color: var(--muted); max-height: 200px; overflow-y: auto; background: var(--gray-light); padding: 8px; border-radius: 6px; margin-top: 8px; white-space: pre-wrap; }
+  </style>
+</head>
+<body>
+<div class="topbar">
+  <span class="title">Сверка договоров</span>
+  <span style="color:var(--muted);font-size:12px;">v1.0.18 — Lucee</span>
+</div>
+<div class="content">
+
+  <!-- Загрузка -->
+  <div class="card">
+    <div class="card-header">📁 Загрузка</div>
+    <div class="card-body">
+      <input type="file" id="fileInput" accept=".docx,.doc,.pdf,.zip" multiple>
+      <div id="fileList" style="margin-bottom:8px;"></div>
+      <div class="flex-row">
+        <button class="btn btn-primary" id="btnUpload">Загрузить</button>
+        <span id="uploadStatus" class="msg"></span>
+      </div>
+    </div>
+  </div>
+
+  <!-- Файлы -->
+  <div class="card" id="filesCard" style="display:none;">
+    <div class="card-header">📋 Файлы договора <span id="contractLabel" style="color:var(--muted);font-weight:400;"></span></div>
+    <div class="card-body">
+      <div id="filesTable"></div>
+      <div class="flex-row" style="margin-top:8px;">
+        <button class="btn btn-primary btn-sm" id="btnParseAll">Парсинг</button>
+        <button class="btn btn-primary btn-sm" id="btnExtractAll">LLM-извлечение</button>
+        <button class="btn btn-primary btn-sm" id="btnDiffer">Сравнить</button>
+        <span id="actionStatus" class="msg"></span>
+      </div>
+    </div>
+  </div>
+
+  <!-- Результаты сравнения -->
+  <div class="card" id="diffCard" style="display:none;">
+    <div class="card-header">🔍 Сравнение</div>
+    <div class="card-body" id="diffBody"></div>
+  </div>
+
+  <!-- Чат -->
+  <div class="card" id="chatCard" style="display:none;">
+    <div class="card-header">💬 Чат с договором</div>
+    <div class="card-body">
+      <div id="chatMessages" style="margin-bottom:8px;font-size:13px;"></div>
+      <div class="flex-row">
+        <input type="text" id="chatInput" placeholder="Какая общая сумма? Что изменилось? ..." class="flex-grow">
+        <button class="btn btn-primary" id="chatSend">→</button>
+      </div>
+    </div>
+  </div>
+
+  <div id="log"></div>
+</div>
+
+<script>
+var contractId = '';
+var supplements = [];
+
+function log(msg) {
+  var el = document.getElementById('log');
+  el.textContent += msg + '\n';
+  el.scrollTop = el.scrollHeight;
+}
+
+// Загрузка
+document.getElementById('btnUpload').addEventListener('click', async function() {
+  var files = document.getElementById('fileInput').files;
+  if (!files.length) return;
+
+  document.getElementById('btnUpload').disabled = true;
+  document.getElementById('uploadStatus').textContent = 'Загрузка...';
+  log('Загрузка ' + files.length + ' файлов...');
+
+  // Загружаем первый файл (или все)
+  for (var i = 0; i < files.length; i++) {
+    var fd = new FormData();
+    fd.append('files', files[i]);
+    if (contractId) fd.append('contract_id', contractId);
+
+    try {
+      var resp = await fetch('/upload.cfm', { method: 'POST', body: fd });
+      var data = await resp.json();
+      if (data.OK) {
+        contractId = data.CONTRACT_ID;
+        log('✅ ' + data.FILENAME + ' (' + data.SIZE + ' bytes)');
+        if (!contractId) contractId = data.CONTRACT_ID;
+      } else {
+        log('❌ ' + files[i].name + ': ' + data.ERROR);
+      }
+    } catch(e) {
+      log('❌ ' + files[i].name + ': ' + e.message);
+    }
+  }
+
+  document.getElementById('btnUpload').disabled = false;
+  document.getElementById('uploadStatus').textContent = '';
+  if (contractId) {
+    document.getElementById('contractLabel').textContent = contractId.substring(0,8) + '...';
+    loadFiles();
+  }
+});
+
+async function loadFiles() {
+  if (!contractId) return;
+  try {
+    var resp = await fetch('/api.cfm?action=query&sql=' + encodeURIComponent(
+      "SELECT s.id as supp_id,d.id as doc_id,d.filename,d.mime_type,d.status,s.type FROM supplements s JOIN documents d ON s.document_id=d.id WHERE s.contract_id='" + contractId + "' ORDER BY s.created_at"
+    ));
+    var data = await resp.json();
+    if (data.OK && data.ROWS) {
+      supplements = data.ROWS;
+      renderFiles();
+      document.getElementById('filesCard').style.display = 'block';
+      document.getElementById('chatCard').style.display = 'block';
+    }
+  } catch(e) { log('Ошибка загрузки файлов: ' + e.message); }
+}
+
+function renderFiles() {
+  var html = '<table><tr><th>Файл</th><th>Тип</th><th>Статус</th><th>Действия</th></tr>';
+  for (var i = 0; i < supplements.length; i++) {
+    var s = supplements[i];
+    var statusClass = s.status === 'parsed' ? 'msg-green' : (s.status === 'error' ? 'msg-red' : '');
+    html += '<tr><td>' + s.filename + '</td><td>' + s.type + '</td><td class="' + statusClass + '">' + (s.status||'') + '</td>';
+    html += '<td><button class="btn btn-sm" onclick="parseOne(\'' + s.doc_id + '\',this)">Парс</button> ';
+    html += '<button class="btn btn-sm" onclick="extractOne(\'' + s.supp_id + '\',this)">LLM</button></td></tr>';
+  }
+  html += '</table>';
+  document.getElementById('filesTable').innerHTML = html;
+}
+
+// Парсинг
+document.getElementById('btnParseAll').addEventListener('click', async function() {
+  document.getElementById('actionStatus').textContent = 'Парсинг...';
+  for (var i = 0; i < supplements.length; i++) {
+    var s = supplements[i];
+    if (s.status === 'parsed') continue;
+    try {
+      var resp = await fetch('/parser.cfm?doc_id=' + s.doc_id);
+      var data = await resp.json();
+      if (data.OK) {
+        s.status = data.STATUS;
+        log('📄 ' + s.filename + ': ' + data.ELEMENT_COUNT + ' элементов');
+      }
+    } catch(e) { log('❌ Парсинг ' + s.filename + ': ' + e.message); }
+  }
+  renderFiles();
+  document.getElementById('actionStatus').textContent = 'Готово';
+});
+
+// Извлечение
+document.getElementById('btnExtractAll').addEventListener('click', async function() {
+  document.getElementById('actionStatus').textContent = 'LLM-извлечение...';
+  for (var i = 0; i < supplements.length; i++) {
+    var s = supplements[i];
+    try {
+      var resp = await fetch('/extractor.cfm?supplement_id=' + s.supp_id);
+      var data = await resp.json();
+      if (data.OK) {
+        log('🤖 ' + s.filename + ': ' + data.ROWS_SAVED + ' строк');
+      } else {
+        log('❌ LLM ' + s.filename + ': ' + (data.ERROR||''));
+      }
+    } catch(e) { log('❌ LLM ' + s.filename + ': ' + e.message); }
+  }
+  document.getElementById('actionStatus').textContent = 'Готово';
+});
+
+// Сравнение
+document.getElementById('btnDiffer').addEventListener('click', async function() {
+  document.getElementById('actionStatus').textContent = 'Сравнение...';
+  try {
+    var resp = await fetch('/differ.cfm?contract_id=' + contractId);
+    var data = await resp.json();
+    if (data.OK) {
+      renderDiff(data);
+      document.getElementById('diffCard').style.display = 'block';
+    } else {
+      log('❌ Сравнение: ' + (data.ERROR||''));
+    }
+  } catch(e) { log('❌ Сравнение: ' + e.message); }
+  document.getElementById('actionStatus').textContent = 'Готово';
+});
+
+function renderDiff(data) {
+  var s = data.SUMMARY;
+  var html = '<p>Изменено: ' + (s.CHANGED||0) + ', Добавлено: ' + (s.ADDED||0) + ', Удалено: ' + (s.DELETED||0) + ', Без изменений: ' + (s.UNCHANGED||0) + '</p>';
+  html += '<table><tr><th>#</th><th>Тип</th><th>Услуга</th><th>Цена</th><th>Кол-во</th><th>Сумма</th></tr>';
+  for (var i = 0; i < data.CHANGES.length; i++) {
+    var c = data.CHANGES[i];
+    var cls = c.CHANGE_TYPE === 'added' ? 'diff-added' : (c.CHANGE_TYPE === 'deleted' ? 'diff-deleted' : (c.CHANGE_TYPE === 'changed' ? 'diff-changed' : ''));
+    var vals = c.NEW_VALUES && Object.keys(c.NEW_VALUES).length > 0 ? c.NEW_VALUES : c.OLD_VALUES;
+    html += '<tr class="' + cls + '"><td>' + c.ROW_NUM + '</td><td>' + c.CHANGE_TYPE + '</td><td>' + (vals.NAME||'') + '</td><td>' + (vals.PRICE||'') + '</td><td>' + (vals.QTY||'') + '</td><td>' + (vals.SUM||'') + '</td></tr>';
+  }
+  html += '</table>';
+  document.getElementById('diffBody').innerHTML = html;
+}
+
+// Чат
+document.getElementById('chatSend').addEventListener('click', async function() {
+  var input = document.getElementById('chatInput');
+  var q = input.value.trim();
+  if (!q || !contractId) return;
+
+  var msgs = document.getElementById('chatMessages');
+  msgs.innerHTML += '<div><b>Вы:</b> ' + q + '</div>';
+  input.value = '';
+  document.getElementById('chatSend').disabled = true;
+
+  try {
+    var fd = new FormData();
+    fd.append('question', q);
+    var resp = await fetch('/chat.cfm?contract_id=' + contractId, { method: 'POST', body: fd });
+    var data = await resp.json();
+    if (data.OK) {
+      msgs.innerHTML += '<div><b>AI:</b> ' + data.ANSWER + '</div>';
+    } else {
+      msgs.innerHTML += '<div style="color:var(--red)">Ошибка: ' + (data.ERROR||'') + '</div>';
+    }
+  } catch(e) {
+    msgs.innerHTML += '<div style="color:var(--red)">Сеть: ' + e.message + '</div>';
+  }
+  document.getElementById('chatSend').disabled = false;
+});
+
+document.getElementById('chatInput').addEventListener('keydown', function(e) {
+  if (e.key === 'Enter') document.getElementById('chatSend').click();
+});
+
+// Превью файлов
+document.getElementById('fileInput').addEventListener('change', function() {
+  var files = this.files;
+  var html = '';
+  for (var i = 0; i < files.length; i++) {
+    html += '<div style="font-size:13px;">📄 ' + files[i].name + ' (' + (files[i].size/1024).toFixed(1) + ' KB)</div>';
+  }
+  document.getElementById('fileList').innerHTML = html;
+});
+</script>
+</body>
+</html>
