feat: room scoping (org/DM/other sections), unread badge on nav, highlight.js CSS

src/lib/stores/matrix.ts

@@ -288,6 +288,13 @@ export const roomSummaries = derived(rooms, ($rooms): RoomSummary[] => {
   return summaries;
 });
 
+/**
+ * Total unread count across all rooms (for nav badge)
+ */
+export const totalUnreadCount = derived(roomSummaries, ($summaries): number => {
+  return $summaries.reduce((sum, room) => sum + (room.isSpace ? 0 : room.unreadCount), 0);
+});
+
 // ============================================================================
 // Messages
 // ============================================================================

src/routes/[orgSlug]/+layout.svelte

@@ -10,6 +10,7 @@
 	import { hasPermission, type Permission } from "$lib/utils/permissions";
 	import { setContext } from "svelte";
 	import * as m from "$lib/paraglide/messages";
+	import { totalUnreadCount } from "$lib/stores/matrix";
 
 	interface Member {
 		id: string;
@@ -126,6 +127,7 @@
 			href: `/${data.org.slug}/chat`,
 			label: "Chat",
 			icon: "chat",
+			badge: $totalUnreadCount > 0 ? ($totalUnreadCount > 99 ? "99+" : String($totalUnreadCount)) : null,
 		},
 		// Settings requires settings.view or admin role
 		...(canAccess("settings.view")
@@ -223,6 +225,11 @@
 							? 'opacity-0 max-w-0 overflow-hidden'
 							: 'opacity-100 max-w-[200px]'}">{item.label}</span
 					>
+					{#if item.badge}
+						<span class="ml-auto bg-primary text-background text-xs font-bold px-1.5 py-0.5 rounded-full min-w-[18px] text-center shrink-0">
+							{item.badge}
+						</span>
+					{/if}
 				</a>
 			{/each}
 		</nav>

src/routes/[orgSlug]/chat/+page.svelte

@@ -79,15 +79,39 @@
 			: [],
 	);
 
-	const filteredRooms = $derived(
+	// All non-space rooms (exclude Space entries themselves from the list)
+	const allRooms = $derived(
+		$roomSummaries.filter((r) => !r.isSpace),
+	);
+
+	// Org rooms: rooms that belong to any Space
+	const orgRooms = $derived(
+		allRooms.filter((r) => r.parentSpaceId && !r.isDirect),
+	);
+
+	// DMs: direct messages (not tied to org)
+	const dmRooms = $derived(
+		allRooms.filter((r) => r.isDirect),
+	);
+
+	// Other rooms: not in a space and not a DM
+	const otherRooms = $derived(
+		allRooms.filter((r) => !r.parentSpaceId && !r.isDirect),
+	);
+
+	// Apply search filter across all sections
+	const filterBySearch = (rooms: typeof allRooms) =>
 		roomSearchQuery.trim()
-			? $roomSummaries.filter(
+			? rooms.filter(
 					(room) =>
 						room.name.toLowerCase().includes(roomSearchQuery.toLowerCase()) ||
 						room.topic?.toLowerCase().includes(roomSearchQuery.toLowerCase()),
 				)
-			: $roomSummaries,
+			: rooms;
-	);
+
+	const filteredOrgRooms = $derived(filterBySearch(orgRooms));
+	const filteredDmRooms = $derived(filterBySearch(dmRooms));
+	const filteredOtherRooms = $derived(filterBySearch(otherRooms));
 
 	const currentMembers = $derived(
 		$selectedRoomId ? getRoomMembers($selectedRoomId) : [],
@@ -438,31 +462,31 @@
 						</div>
 					</div>
 
-					<!-- Room actions -->
+					<!-- Room list (sectioned) -->
-					<div class="flex items-center justify-between px-3 py-1">
-						<span class="text-xs font-semibold text-light/40 uppercase tracking-wider">
-							Rooms {roomSearchQuery ? `(${filteredRooms.length})` : ""}
-						</span>
-						<div class="flex gap-1">
-							<button
-								class="w-6 h-6 flex items-center justify-center text-light/40 hover:text-light hover:bg-light/10 rounded transition-colors"
-								onclick={() => (showCreateRoomModal = true)}
-								title="Create room"
-							>
-								<span class="material-symbols-rounded" style="font-size: 16px;">add_circle</span>
-							</button>
-						</div>
-					</div>
-
-					<!-- Room list -->
 					<nav class="flex-1 overflow-y-auto px-2 pb-2">
-						{#if filteredRooms.length === 0}
+						{#if allRooms.length === 0}
 							<p class="text-light/40 text-sm text-center py-8">
 								{roomSearchQuery ? "No matching rooms" : "No rooms yet"}
 							</p>
 						{:else}
-							<ul class="flex flex-col gap-1">
+							<!-- Org / Space Rooms -->
-								{#each filteredRooms as room (room.roomId)}
+							{#if filteredOrgRooms.length > 0}
+								<div class="mb-2">
+									<div class="flex items-center justify-between px-2 py-1">
+										<span class="text-xs font-semibold text-light/40 uppercase tracking-wider">
+											<span class="material-symbols-rounded align-middle" style="font-size: 14px;">workspaces</span>
+											Organization
+										</span>
+										<button
+											class="w-5 h-5 flex items-center justify-center text-light/40 hover:text-light hover:bg-light/10 rounded transition-colors"
+											onclick={() => (showCreateRoomModal = true)}
+											title="Create room"
+										>
+											<span class="material-symbols-rounded" style="font-size: 14px;">add</span>
+										</button>
+									</div>
+									<ul class="flex flex-col gap-0.5">
+										{#each filteredOrgRooms as room (room.roomId)}
 											<li>
 												<button
 													class="w-full flex items-center gap-2 pl-1 pr-2 py-1 rounded-[50px] transition-colors text-left
@@ -482,6 +506,88 @@
 											</li>
 										{/each}
 									</ul>
+								</div>
+							{/if}
+
+							<!-- Direct Messages -->
+							{#if filteredDmRooms.length > 0}
+								<div class="mb-2">
+									<div class="flex items-center justify-between px-2 py-1">
+										<span class="text-xs font-semibold text-light/40 uppercase tracking-wider">
+											<span class="material-symbols-rounded align-middle" style="font-size: 14px;">chat_bubble</span>
+											Direct Messages
+										</span>
+										<button
+											class="w-5 h-5 flex items-center justify-center text-light/40 hover:text-light hover:bg-light/10 rounded transition-colors"
+											onclick={() => (showStartDMModal = true)}
+											title="New DM"
+										>
+											<span class="material-symbols-rounded" style="font-size: 14px;">add</span>
+										</button>
+									</div>
+									<ul class="flex flex-col gap-0.5">
+										{#each filteredDmRooms as room (room.roomId)}
+											<li>
+												<button
+													class="w-full flex items-center gap-2 pl-1 pr-2 py-1 rounded-[50px] transition-colors text-left
+														{$selectedRoomId === room.roomId ? 'bg-primary/20' : 'hover:bg-light/5'}"
+													onclick={() => handleRoomSelect(room.roomId)}
+												>
+													<Avatar src={room.avatarUrl} name={room.name} size="xs" />
+													<div class="flex-1 min-w-0">
+														<span class="font-bold text-sm text-light truncate block">{room.name}</span>
+													</div>
+													{#if room.unreadCount > 0}
+														<span class="bg-primary text-white text-xs px-1.5 py-0.5 rounded-full min-w-[18px] text-center">
+															{room.unreadCount > 99 ? "99+" : room.unreadCount}
+														</span>
+													{/if}
+												</button>
+											</li>
+										{/each}
+									</ul>
+								</div>
+							{/if}
+
+							<!-- Other Rooms (not in a space, not DMs) -->
+							{#if filteredOtherRooms.length > 0}
+								<div class="mb-2">
+									<div class="flex items-center justify-between px-2 py-1">
+										<span class="text-xs font-semibold text-light/40 uppercase tracking-wider">
+											<span class="material-symbols-rounded align-middle" style="font-size: 14px;">tag</span>
+											Rooms
+										</span>
+										<button
+											class="w-5 h-5 flex items-center justify-center text-light/40 hover:text-light hover:bg-light/10 rounded transition-colors"
+											onclick={() => (showCreateRoomModal = true)}
+											title="Create room"
+										>
+											<span class="material-symbols-rounded" style="font-size: 14px;">add</span>
+										</button>
+									</div>
+									<ul class="flex flex-col gap-0.5">
+										{#each filteredOtherRooms as room (room.roomId)}
+											<li>
+												<button
+													class="w-full flex items-center gap-2 pl-1 pr-2 py-1 rounded-[50px] transition-colors text-left
+														{$selectedRoomId === room.roomId ? 'bg-primary/20' : 'hover:bg-light/5'}"
+													onclick={() => handleRoomSelect(room.roomId)}
+												>
+													<Avatar src={room.avatarUrl} name={room.name} size="xs" />
+													<div class="flex-1 min-w-0">
+														<span class="font-bold text-sm text-light truncate block">{room.name}</span>
+													</div>
+													{#if room.unreadCount > 0}
+														<span class="bg-primary text-white text-xs px-1.5 py-0.5 rounded-full min-w-[18px] text-center">
+															{room.unreadCount > 99 ? "99+" : room.unreadCount}
+														</span>
+													{/if}
+												</button>
+											</li>
+										{/each}
+									</ul>
+								</div>
+							{/if}
 						{/if}
 					</nav>
 

src/routes/layout.css

@@ -1,6 +1,7 @@
 @import url('https://fonts.googleapis.com/css2?family=Tilt+Warp&family=Work+Sans:wght@400;500;600;700&family=Inter:wght@400;500;600&display=swap');
 @import url('https://fonts.googleapis.com/css2?family=Material+Symbols+Rounded:opsz,wght,FILL,GRAD@20..48,400,0,0&display=swap');
 @import 'tailwindcss';
+@import 'highlight.js/styles/github-dark.css';
 @plugin '@tailwindcss/forms';
 @plugin '@tailwindcss/typography';