diff --git a/index.html b/index.html
index e882583..055e159 100644
--- a/index.html
+++ b/index.html
@@ -31,6 +31,13 @@ body{
   font-weight:700;font-size:14px;cursor:pointer;
 }
 .btn:hover{opacity:.85}
+.btn-sm{
+  background:var(--gray-100);color:var(--ink);
+  border:none;padding:5px 12px;border-radius:6px;
+  font-weight:600;font-size:12px;cursor:pointer;
+  white-space:nowrap;
+}
+.btn-sm:hover{background:var(--cyan)}
 .timer{font-size:13px;color:var(--gray-500)}
 .badge{padding:4px 14px;border-radius:20px;font-size:13px;font-weight:600}
 .badge.ok{background:var(--green);color:var(--ink)}
@@ -117,6 +124,7 @@ tr:hover td{background:var(--cyan-50)}
   <div class="controls">
     <span id="statusBadge" class="badge ok">Загрузка...</span>
     <button class="btn" onclick="loadAll()">↻ Обновить</button>
+    <button class="btn" onclick="downloadAll()" style="background:var(--gray-700);color:var(--white)">📥 Скачать всё</button>
     <span class="timer" id="timerLabel">60 сек</span>
   </div>
 </header>
@@ -256,9 +264,14 @@ function renderMain(results) {
     const s = r.sheet;
     const openLink = `https://docs.google.com/spreadsheets/d/${s.id}/edit?gid=${s.gid}`;
     html += `<div class="sheet-section">`;
-    html += `<div class="sheet-header" onclick="toggleSheet(this)">
-      <h3>📋 ${s.label} <span class="arrow">▶</span></h3>
-      <span class="sheet-meta">${r.error ? "❌ " + r.error : r.rows.length + " строк"}</span>
+    html += `<div class="sheet-header">
+      <h3 style="display:flex;align-items:center;gap:12px" onclick="toggleSheet(this.parentElement)">
+        <span class="arrow">▶</span> 📋 ${s.label}
+      </h3>
+      <span class="sheet-meta" style="display:flex;align-items:center;gap:10px">
+        ${r.error ? "❌ " + r.error : r.rows.length + " строк"}
+        ${!r.error && r.rows.length > 0 ? `<button class="btn-sm" onclick="event.stopPropagation();downloadCSV(${i})" title="Скачать CSV (Excel-совместимый)">📥 CSV</button>` : ""}
+      </span>
     </div>`;
     html += `<div class="sheet-body ${r.rows.length === 0 ? 'collapsed' : ''}">`;
 
@@ -303,6 +316,66 @@ function toggleSheet(header) {
   arrow.classList.toggle("open");
 }
 
+function downloadCSV(sheetIndex) {
+  const r = allData[sheetIndex];
+  if (!r || r.error || r.rows.length === 0) return;
+
+  const rows = r.rows;
+  let csv = "\uFEFF"; // UTF-8 BOM — чтобы старый Excel сразу читал кириллицу
+  for (let i = 0; i < rows.length; i++) {
+    const cells = rows[i].map(c => {
+      const s = String(c);
+      if (s.includes(",") || s.includes("\"") || s.includes("\n")) {
+        return "\"" + s.replace(/\"/g, "\"\"") + "\"";
+      }
+      return s;
+    });
+    csv += cells.join(",") + "\n";
+  }
+
+  const blob = new Blob([csv], { type: "text/csv;charset=utf-8" });
+  const url = URL.createObjectURL(blob);
+  const a = document.createElement("a");
+  a.href = url;
+  const name = r.sheet.label.replace(/[^a-zA-Zа-яА-ЯёЁ0-9_\- ]/g, "").trim() || "export";
+  a.download = name + ".csv";
+  document.body.appendChild(a);
+  a.click();
+  document.body.removeChild(a);
+  URL.revokeObjectURL(url);
+}
+
+function downloadAll() {
+  const ok = allData.filter(r => !r.error && r.rows.length > 0);
+  if (ok.length === 0) { alert("Нет данных для скачивания"); return; }
+
+  let csv = "\uFEFF";
+  ok.forEach((r, idx) => {
+    csv += "\n" + r.sheet.label + "\n";
+    r.rows.forEach(row => {
+      const cells = row.map(c => {
+        const s = String(c);
+        if (s.includes(",") || s.includes("\"") || s.includes("\n")) {
+          return "\"" + s.replace(/\"/g, "\"\"") + "\"";
+        }
+        return s;
+      });
+      csv += cells.join(",") + "\n";
+    });
+    if (idx < ok.length - 1) csv += "\n";
+  });
+
+  const blob = new Blob([csv], { type: "text/csv;charset=utf-8" });
+  const url = URL.createObjectURL(blob);
+  const a = document.createElement("a");
+  a.href = url;
+  a.download = "svodnaya_tablitsa.csv";
+  document.body.appendChild(a);
+  a.click();
+  document.body.removeChild(a);
+  URL.revokeObjectURL(url);
+}
+
 function updateTimer() {
   document.getElementById("timerLabel").textContent = countdown + " сек";
 }