- index.html: add snackbar.js (was missing, showSnackbar not available) - style.css: sidebar.collapsed 56→72px (match Nubes DS 4.5rem) - style.css: .sidebar.collapsed ~ .view margin-left: 72px
- index.html: add snackbar.js (was missing, showSnackbar not available) - style.css: sidebar.collapsed 56→72px (match Nubes DS 4.5rem) - style.css: .sidebar.collapsed ~ .view margin-left: 72px