api auth

src/app/components/telegram-login/telegram-login.component.scss

@@ -102,6 +102,20 @@ h2 {
   }
 }
 
+.bot-link {
+  display: block;
+  margin-top: 10px;
+  color: var(--accent-color, #497671);
+  font-size: 12px;
+  line-height: 1.35;
+  overflow-wrap: anywhere;
+  text-decoration: none;
+
+  &:hover {
+    text-decoration: underline;
+  }
+}
+
 .qr-section {
   margin-top: 20px;
 
@@ -158,6 +172,26 @@ h2 {
         font-size: 13px;
       }
     }
+
+    &.qr-error {
+      flex-direction: column;
+      align-items: center;
+      justify-content: center;
+      gap: 8px;
+      width: 204px;
+      height: 204px;
+      cursor: pointer;
+      color: var(--text-secondary, #999);
+      transition: color 0.2s ease;
+
+      &:hover {
+        color: var(--accent-color, #497671);
+      }
+
+      span {
+        font-size: 13px;
+      }
+    }
   }
 }