Simplify application copy and improve landing page spacing

src/components/PwaControls.tsx

@@ -9,13 +9,12 @@ export function InstallApp() {
   if (!enabled || installed) return null;
   return <>
     <Button variant="text" onClick={() => { if (installPrompt) void installApp(); else setHelp(true); }}>Install app</Button>
-    {help && <Modal id="install-app" size="compact" title="Keep Mina Habits close." onClose={() => setHelp(false)}>
+    {help && <Modal id="install-app" size="compact" title="Install app" onClose={() => setHelp(false)}>
       <div className="ds-form-stack">
-        <p>Open Mina Habits from your home screen or dock.</p>
         <p><strong>iPhone or iPad:</strong> open the Share menu, then choose Add to Home Screen.</p>
         <p><strong>Mac Safari:</strong> choose File → Add to Dock.</p>
         <p><strong>Chrome or Edge:</strong> use the install icon in the address bar, or Install app in the browser menu.</p>
-        <p className="ds-supporting-copy">Installation options depend on your browser. Your habits still need a connection to load and save.</p>
+        <p className="ds-supporting-copy">An internet connection is required to load and save habits.</p>
         <div className="ds-actions"><Button onClick={() => setHelp(false)}>Got it</Button></div>
       </div>
     </Modal>}