diff --git a/site/app.py b/site/app.py
index 330d13c..74322ed 100644
--- a/site/app.py
+++ b/site/app.py
@@ -32,7 +32,7 @@ from routes.api_scenario_defs import bp_defs as api_scenario_defs_bp
 
 # Версия — показывается в топбаре UI. Меняется при КАЖДОМ изменении кода.
 # Нужна для фильтрации истории (пользователь видит только записи своей версии).
-VERSION = "1.2.31"
+VERSION = "1.2.32"
 
 # Flask-приложение с Jinja2-шаблонами из папки templates/
 app = Flask(__name__, template_folder="templates", static_folder="static")
diff --git a/site/routes/main.py b/site/routes/main.py
index 27a0b37..ba41dd7 100644
--- a/site/routes/main.py
+++ b/site/routes/main.py
@@ -107,7 +107,9 @@ def index():
     # Обработка action=set_mode: сохранить режим и стенд в cookie
     if action == "set_mode":
         new_mode = request.form.get("mode", "polygon")
-        new_stand = request.form.get("polygon_stand", "test")
+        # polygon_stand: из формы, иначе — сохранить предыдущее значение из cookie
+        # (нужно при переключении Облако→Эмуляция — радио стенда нет в DOM)
+        new_stand = request.form.get("polygon_stand") or request.cookies.get("polygon_stand", "test")
         resp = make_response(redirect("/"))
         resp.set_cookie("mode", new_mode, max_age=60*60*24*365, httponly=True, samesite="Strict", secure=True)
         resp.set_cookie("polygon_stand", new_stand, max_age=60*60*24*365, httponly=True, samesite="Strict", secure=True)
diff --git a/site/templates/index.html b/site/templates/index.html
index d7ef667..87213e9 100644
--- a/site/templates/index.html
+++ b/site/templates/index.html
@@ -62,16 +62,26 @@
         {% if polygon_enabled %}
         <form method="post" style="padding:4px 12px 2px;">
             <input type="hidden" name="action" value="set_mode" />
-            <select name="mode" onchange="this.form.submit()" style="width:100%;height:26px;font-size:11px;padding:0 4px;border:1px solid var(--brand-gray);border-radius:3px;background:#fff;margin-bottom:3px;">
-                <option value="polygon" {% if mode == 'polygon' %}selected{% endif %}>🎭 Эмуляция</option>
-                <option value="cloud" {% if mode == 'cloud' %}selected{% endif %}>☁️ Облако</option>
-            </select>
+            <div style="display:flex;gap:8px;margin-bottom:4px;">
+                <label style="font-size:10px;cursor:pointer;display:flex;align-items:center;gap:2px;color:var(--muted);">
+                    <input type="radio" name="mode" value="polygon" onclick="this.form.submit()" {% if mode == 'polygon' %}checked{% endif %} /> 🎭
+                </label>
+                <label style="font-size:10px;cursor:pointer;display:flex;align-items:center;gap:2px;color:var(--muted);">
+                    <input type="radio" name="mode" value="cloud" onclick="this.form.submit()" {% if mode == 'cloud' %}checked{% endif %} /> ☁️
+                </label>
+            </div>
             {% if mode == 'polygon' %}
-            <select name="polygon_stand" onchange="this.form.submit()" style="width:100%;height:26px;font-size:11px;padding:0 4px;border:1px solid var(--brand-gray);border-radius:3px;background:#fff;">
-                <option value="dev" {% if polygon_stand == 'dev' %}selected{% endif %}>DEV</option>
-                <option value="test" {% if polygon_stand == 'test' %}selected{% endif %}>TEST</option>
-                <option value="prod" {% if polygon_stand == 'prod' %}selected{% endif %}>PROD</option>
-            </select>
+            <div style="display:flex;gap:6px;">
+                <label style="font-size:10px;cursor:pointer;color:var(--muted);">
+                    <input type="radio" name="polygon_stand" value="dev" onclick="this.form.submit()" {% if polygon_stand == 'dev' %}checked{% endif %} /> DEV
+                </label>
+                <label style="font-size:10px;cursor:pointer;color:var(--muted);">
+                    <input type="radio" name="polygon_stand" value="test" onclick="this.form.submit()" {% if polygon_stand == 'test' %}checked{% endif %} /> TEST
+                </label>
+                <label style="font-size:10px;cursor:pointer;color:var(--muted);">
+                    <input type="radio" name="polygon_stand" value="prod" onclick="this.form.submit()" {% if polygon_stand == 'prod' %}checked{% endif %} /> PROD
+                </label>
+            </div>
             {% endif %}
         </form>
         {% endif %}