fix: account for safe area for floating buttons on mobile (#5420)

src/components/MobileMenu.tsx

@@ -227,7 +227,9 @@ export const MobileMenu = ({
           ) : null}
           <footer className="App-toolbar">
             {renderAppToolbar()}
-            {appState.scrolledOutside && !appState.openMenu && (
+            {appState.scrolledOutside &&
+              !appState.openMenu &&
+              !appState.isLibraryOpen && (
                 <button
                   className="scroll-back-to-content"
                   onClick={() => {

src/components/ToolIcon.scss

@@ -212,16 +212,14 @@
       }
     }
     .ToolIcon.ToolIcon__library {
-      top: 100px;
+      top: calc(var(--sat) + 100px);
     }
 
     .ToolIcon.ToolIcon__lock {
-      margin-inline-end: 0;
-      top: 60px;
+      top: calc(var(--sat) + 60px);
     }
     .ToolIcon.ToolIcon__penMode {
-      margin-inline-end: 0;
-      top: 140px;
+      top: calc(var(--sat) + 140px);
     }
   }
 

src/components/Toolbar.scss

@@ -32,7 +32,6 @@
     }
 
     .ToolIcon.ToolIcon__lock {
-      margin-inline-end: var(--space-factor);
       &.ToolIcon_type_floating {
         margin-left: 0.1rem;
       }