Reorganize admin nav by feature and soften light mode.

Sidebar lists one entry per feature; keep hub tabs only for sibling views (events, tickets, ranks/permissions, moderation, radio, analytics, devops). Soft cool-gray light canvas/surface replaces harsh white.

Co-authored-by: Cursor <[email protected]>

src/messages/en.json

@@ -781,7 +781,15 @@
 				"backToSite": "Back to site",
 				"housekeeping": "Housekeeping",
 				"hotelManagementPanel": "Hotel management panel",
-				"rankLabel": "Rank {rank}"
+				"rankLabel": "Rank {rank}",
+				"community": "Community",
+				"monitoring": "Monitoring",
+				"staffAccess": "Ranks & permissions",
+				"multiAccounts": "Multi-accounts",
+				"chatLog": "Chat log",
+				"commandLog": "Command log",
+				"tradeLog": "Trade log",
+				"tools": "Tools"
 			},
 			"dashboard": {
 				"title": "Dashboard",
@@ -2153,7 +2161,17 @@
 					"errors": "Errors",
 					"alerts": "Alerts",
 					"toolsGroup": "Tools"
-				}
+				},
+				"events": "Events",
+				"eventsSubtitle": "Hotel events and event types",
+				"tickets": "Tickets",
+				"ticketsSubtitle": "Support tickets and reply templates",
+				"staffAccess": "Ranks & permissions",
+				"staffAccessSubtitle": "Staff ranks, ACL permissions and housekeeping access",
+				"analytics": "Analytics",
+				"analyticsSubtitle": "Hotel activity, retention and economy",
+				"devops": "DevOps",
+				"devopsSubtitle": "Service health and emulator errors"
 			},
 			"wordfilter": {
 				"title": "Word Filter",