diff --git a/src/webparts/stroyBot/StroyBotWebPart.manifest.json b/src/webparts/stroyBot/StroyBotWebPart.manifest.json
index 3517a4e..8c87ad6 100644
--- a/src/webparts/stroyBot/StroyBotWebPart.manifest.json
+++ b/src/webparts/stroyBot/StroyBotWebPart.manifest.json
@@ -11,6 +11,7 @@
   "requiresCustomScript": false,
   "supportedHosts": ["SharePointWebPart", "SharePointFullPage"],
   "supportsThemeVariants": true,
+  "supportsFullBleed": true,
 
   "preconfiguredEntries": [
     {
diff --git a/src/webparts/stroyBot/app/AppShell.module.scss b/src/webparts/stroyBot/app/AppShell.module.scss
index ba9076e..94078b1 100644
--- a/src/webparts/stroyBot/app/AppShell.module.scss
+++ b/src/webparts/stroyBot/app/AppShell.module.scss
@@ -1,5 +1,15 @@
 @import '../../../styles/design-tokens';
 
+// Full-width: снимаем max-width канвы SharePoint — и в workbench (dev), и на живой
+// странице. !important оправдан: перебиваем встроенные стили канвы, иначе их не снять.
+// Если после обновления платформы ширина вернётся — проверить актуальные селекторы в DevTools.
+:global {
+  #workbenchPageContent,
+  .CanvasComponent.LCS .CanvasZone {
+    max-width: 100% !important;
+  }
+}
+
 .content {
   width: 100%;
   font-family: $font-sans;