diff --git a/desktop/src/features/channels/ui/AgentSessionThreadPanel.tsx b/desktop/src/features/channels/ui/AgentSessionThreadPanel.tsx
index d08776d43..1359abc51 100644
--- a/desktop/src/features/channels/ui/AgentSessionThreadPanel.tsx
+++ b/desktop/src/features/channels/ui/AgentSessionThreadPanel.tsx
@@ -93,7 +93,7 @@ export function AgentSessionThreadPanel({
         {!isOverlay ? (
           <div
             aria-hidden="true"
-            className="pointer-events-none absolute inset-x-0 top-0 z-40 h-[76px] bg-background/45 backdrop-blur-xl after:absolute after:bottom-0 after:left-0 after:top-10 after:w-px after:bg-border/80 supports-[backdrop-filter]:bg-background/35"
+            className="pointer-events-none absolute inset-x-0 top-0 z-40 h-[76px] bg-background/75 backdrop-blur-md after:absolute after:bottom-0 after:left-0 after:top-10 after:w-px after:bg-border/80 supports-[backdrop-filter]:bg-background/65 dark:bg-background/45 dark:backdrop-blur-xl dark:supports-[backdrop-filter]:bg-background/35"
           />
         ) : null}
 
@@ -101,7 +101,7 @@ export function AgentSessionThreadPanel({
           className={cn(
             "z-50 flex cursor-default select-none items-center gap-3 px-4",
             isOverlay
-              ? "relative min-h-[44px] shrink-0 border-b border-border/70 bg-background/70 py-2.5 backdrop-blur-xl supports-[backdrop-filter]:bg-background/55"
+              ? "relative min-h-[44px] shrink-0 border-b border-border/70 bg-background/80 py-2.5 backdrop-blur-md supports-[backdrop-filter]:bg-background/70 dark:bg-background/70 dark:backdrop-blur-xl dark:supports-[backdrop-filter]:bg-background/55"
               : "absolute inset-x-0 top-11 min-h-[32px] py-[4px]",
           )}
           data-tauri-drag-region
diff --git a/desktop/src/features/chat/ui/ChatHeader.tsx b/desktop/src/features/chat/ui/ChatHeader.tsx
index 444bcd715..187488380 100644
--- a/desktop/src/features/chat/ui/ChatHeader.tsx
+++ b/desktop/src/features/chat/ui/ChatHeader.tsx
@@ -150,7 +150,7 @@ export function ChatHeader({
   }
 
   return (
-    <div className="relative z-30 h-[76px] -mb-[76px] bg-background/70 pt-[42px] backdrop-blur-xl supports-[backdrop-filter]:bg-background/55">
+    <div className="relative z-30 h-[76px] -mb-[76px] bg-background/80 pt-[42px] backdrop-blur-md supports-[backdrop-filter]:bg-background/70 dark:bg-background/70 dark:backdrop-blur-xl dark:supports-[backdrop-filter]:bg-background/55">
       {header}
     </div>
   );
diff --git a/desktop/src/features/home/ui/InboxDetailPane.tsx b/desktop/src/features/home/ui/InboxDetailPane.tsx
index a5ebded7d..53a92484a 100644
--- a/desktop/src/features/home/ui/InboxDetailPane.tsx
+++ b/desktop/src/features/home/ui/InboxDetailPane.tsx
@@ -214,7 +214,7 @@ export function InboxDetailPane({
       <div className="relative min-h-0 flex-1 overflow-hidden">
         <div
           aria-hidden="true"
-          className="pointer-events-none absolute inset-x-0 top-0 z-40 h-[76px] bg-background/45 backdrop-blur-xl supports-[backdrop-filter]:bg-background/35"
+          className="pointer-events-none absolute inset-x-0 top-0 z-40 h-[76px] bg-background/75 backdrop-blur-md supports-[backdrop-filter]:bg-background/65 dark:bg-background/45 dark:backdrop-blur-xl dark:supports-[backdrop-filter]:bg-background/35"
         />
         <div className="absolute inset-x-0 top-[38px] z-50 flex min-h-[32px] items-center justify-between gap-3 py-[4px] pl-6 pr-3">
           <div className="min-w-0">
diff --git a/desktop/src/features/home/ui/InboxListPane.tsx b/desktop/src/features/home/ui/InboxListPane.tsx
index 70b355ca1..215ae1bc0 100644
--- a/desktop/src/features/home/ui/InboxListPane.tsx
+++ b/desktop/src/features/home/ui/InboxListPane.tsx
@@ -7,6 +7,7 @@ import {
 } from "@/features/home/lib/inbox";
 import { cn } from "@/shared/lib/cn";
 import { Button } from "@/shared/ui/button";
+import { Markdown } from "@/shared/ui/markdown";
 import {
   DropdownMenu,
   DropdownMenuContent,
@@ -47,7 +48,7 @@ export function InboxListPane({
     <section className="relative flex min-h-0 min-w-0 flex-col overflow-hidden bg-background/60">
       <div
         aria-hidden="true"
-        className="pointer-events-none absolute inset-x-0 top-0 z-40 h-[76px] bg-background/45 backdrop-blur-xl supports-[backdrop-filter]:bg-background/35"
+        className="pointer-events-none absolute inset-x-0 top-0 z-40 h-[76px] bg-background/75 backdrop-blur-md supports-[backdrop-filter]:bg-background/65 dark:bg-background/45 dark:backdrop-blur-xl dark:supports-[backdrop-filter]:bg-background/35"
       />
       <div className="absolute inset-x-0 top-[42px] z-50 min-h-[32px] px-5 py-[4px]">
         <div className="flex min-w-0 items-center justify-between gap-3">
@@ -159,16 +160,22 @@ export function InboxListPane({
                       </span>
                     </div>
 
-                    <p
+                    <div
                       className={cn(
-                        "mt-0.5 line-clamp-2 text-sm leading-5",
+                        "mt-0.5 line-clamp-2 text-sm leading-5 [&_*]:inline [&_a]:font-medium [&_a]:text-current [&_br]:hidden [&_p]:inline",
                         isDone
                           ? "font-normal text-muted-foreground"
                           : "font-semibold text-foreground",
                       )}
                     >
-                      {item.preview}
-                    </p>
+                      <Markdown
+                        className="inline max-w-full text-inherit"
+                        content={item.preview}
+                        interactive={false}
+                        mentionNames={item.mentionNames}
+                        tight
+                      />
+                    </div>
 
                     <div className="mt-1 flex flex-wrap items-center gap-2 text-xs text-muted-foreground">
                       <span
diff --git a/desktop/src/features/messages/ui/MessageComposer.tsx b/desktop/src/features/messages/ui/MessageComposer.tsx
index 8624c0e7a..430456edc 100644
--- a/desktop/src/features/messages/ui/MessageComposer.tsx
+++ b/desktop/src/features/messages/ui/MessageComposer.tsx
@@ -654,7 +654,7 @@ export function MessageComposer({
       />
       <div className="relative flex w-full flex-col gap-3">
         <form
-          className="relative isolate rounded-2xl border border-border/50 bg-background/70 px-3 pb-2 pt-3 shadow-[0_4px_24px_rgba(0,0,0,0.08)] backdrop-blur-xl supports-[backdrop-filter]:bg-background/55 dark:shadow-[0_4px_24px_rgba(0,0,0,0.35)] sm:px-4"
+          className="relative isolate rounded-2xl border border-border/50 bg-background/80 px-3 pb-2 pt-3 shadow-[0_4px_24px_rgba(0,0,0,0.08)] backdrop-blur-md supports-[backdrop-filter]:bg-background/70 dark:bg-background/70 dark:backdrop-blur-xl dark:shadow-[0_4px_24px_rgba(0,0,0,0.35)] dark:supports-[backdrop-filter]:bg-background/55 sm:px-4"
           data-testid="message-composer"
           onDragEnter={media.handleDragEnter}
           onDragLeave={media.handleDragLeave}
diff --git a/desktop/src/features/messages/ui/MessageThreadPanel.tsx b/desktop/src/features/messages/ui/MessageThreadPanel.tsx
index 5d3bca195..ea775ff01 100644
--- a/desktop/src/features/messages/ui/MessageThreadPanel.tsx
+++ b/desktop/src/features/messages/ui/MessageThreadPanel.tsx
@@ -198,7 +198,7 @@ export function MessageThreadPanel({
           className={cn(
             "z-50 flex cursor-default select-none items-center gap-3 px-3",
             isOverlay
-              ? "relative min-h-[44px] shrink-0 bg-background/70 py-[6px] backdrop-blur-xl supports-[backdrop-filter]:bg-background/55"
+              ? "relative min-h-[44px] shrink-0 bg-background/80 py-[6px] backdrop-blur-md supports-[backdrop-filter]:bg-background/70 dark:bg-background/70 dark:backdrop-blur-xl dark:supports-[backdrop-filter]:bg-background/55"
               : "absolute inset-x-0 top-11 min-h-[32px] py-[4px]",
           )}
           data-tauri-drag-region
diff --git a/desktop/src/features/messages/ui/MessageTimeline.tsx b/desktop/src/features/messages/ui/MessageTimeline.tsx
index 65ba2f3f9..4ebef8f80 100644
--- a/desktop/src/features/messages/ui/MessageTimeline.tsx
+++ b/desktop/src/features/messages/ui/MessageTimeline.tsx
@@ -149,7 +149,10 @@ export const MessageTimeline = React.memo(function MessageTimeline({
           onScroll={syncScrollState}
           ref={scrollContainerRef}
         >
-          <div className="flex w-full flex-col gap-2 pt-12" ref={contentRef}>
+          <div
+            className="flex w-full flex-col gap-2 pt-[76px]"
+            ref={contentRef}
+          >
             <div ref={topSentinelRef} aria-hidden className="h-px" />
 
             {isFetchingOlder ? (
diff --git a/desktop/src/features/sidebar/ui/AppSidebar.tsx b/desktop/src/features/sidebar/ui/AppSidebar.tsx
index b5dec1bd4..ebed83f09 100644
--- a/desktop/src/features/sidebar/ui/AppSidebar.tsx
+++ b/desktop/src/features/sidebar/ui/AppSidebar.tsx
@@ -600,7 +600,7 @@ export function AppSidebar({
         </SidebarMenu>
       </SidebarHeader>
 
-      <div className="relative flex min-h-0 flex-1 flex-col">
+      <div className="relative flex min-h-0 flex-1 flex-col overflow-hidden">
         {unreadAboveCount > 0 ? (
           <MoreUnreadButton
             count={unreadAboveCount}
@@ -610,7 +610,7 @@ export function AppSidebar({
             testId="sidebar-more-unread-above"
           />
         ) : null}
-        <SidebarContent ref={scrollRef}>
+        <SidebarContent className="pb-32" ref={scrollRef}>
           {isLoading ? (
             <SidebarGroup>
               <SidebarGroupLabel>Channels</SidebarGroupLabel>
@@ -713,6 +713,7 @@ export function AppSidebar({
 
         {unreadBelowCount > 0 ? (
           <MoreUnreadButton
+            bottomClassName="bottom-28"
             count={unreadBelowCount}
             icon={<ArrowDown />}
             onClick={scrollToNextBelow}
@@ -720,88 +721,88 @@ export function AppSidebar({
             testId="sidebar-more-unread-below"
           />
         ) : null}
-      </div>
 
-      <SidebarFooter>
-        <SidebarMenu>
-          <SidebarMenuItem>
-            <div
-              className="rounded-xl px-2 py-2 transition-colors hover:bg-sidebar-accent/70 focus-within:bg-sidebar-accent/70"
-              data-testid="sidebar-profile-card"
-            >
-              <div className="flex min-w-0 items-center gap-3">
-                <div className="relative shrink-0">
-                  <ProfileAvatar
-                    avatarUrl={profile?.avatarUrl ?? null}
-                    className="h-10 w-10 rounded-2xl text-sm"
-                    iconClassName="h-5 w-5"
-                    label={resolvedDisplayName}
-                    testId="sidebar-profile-avatar"
-                  />
-                  <span
-                    aria-label={getPresenceLabel(selfPresenceStatus)}
-                    className="absolute -bottom-0.5 -right-0.5 flex h-4 w-4 items-center justify-center rounded-full bg-sidebar"
-                    data-testid="self-presence-badge"
-                    role="img"
-                  >
-                    <PresenceDot
-                      className="h-2.5 w-2.5"
-                      status={selfPresenceStatus}
+        <SidebarFooter className="absolute inset-x-0 bottom-0 z-30 bg-sidebar/55 shadow-[0_-16px_40px_hsl(var(--sidebar)/0.55)] backdrop-blur-xl supports-[backdrop-filter]:bg-sidebar/45 dark:bg-sidebar/45 dark:shadow-[0_-16px_44px_rgba(0,0,0,0.42)] dark:supports-[backdrop-filter]:bg-sidebar/35">
+          <SidebarMenu>
+            <SidebarMenuItem>
+              <div
+                className="rounded-xl px-2 py-2 transition-colors hover:bg-sidebar-accent/35 focus-within:bg-sidebar-accent/35 dark:hover:bg-sidebar-accent/25 dark:focus-within:bg-sidebar-accent/25"
+                data-testid="sidebar-profile-card"
+              >
+                <div className="flex min-w-0 items-center gap-3">
+                  <div className="relative shrink-0">
+                    <ProfileAvatar
+                      avatarUrl={profile?.avatarUrl ?? null}
+                      className="h-10 w-10 rounded-2xl text-sm"
+                      iconClassName="h-5 w-5"
+                      label={resolvedDisplayName}
+                      testId="sidebar-profile-avatar"
                     />
-                  </span>
-                </div>
-                <div className="min-w-0 flex-1">
-                  <ProfilePopover
-                    open={profilePopoverOpen}
-                    onOpenChange={setProfilePopoverOpen}
-                    displayName={resolvedDisplayName}
-                    nip05={profile?.nip05Handle}
-                    avatarUrl={profile?.avatarUrl ?? null}
-                    currentStatus={selfPresenceStatus}
-                    isStatusPending={isPresencePending}
-                    userStatusText={selfUserStatus?.text}
-                    userStatusEmoji={selfUserStatus?.emoji}
-                    onSetStatus={onSetPresenceStatus ?? (() => {})}
-                    onSetUserStatus={onSetUserStatus}
-                    onClearUserStatus={onClearUserStatus}
-                    onOpenSettings={onSelectSettings}
-                  >
-                    <button
-                      className="block w-full min-w-0 text-left text-sidebar-foreground"
-                      data-testid="open-settings"
-                      type="button"
+                    <span
+                      aria-label={getPresenceLabel(selfPresenceStatus)}
+                      className="absolute -bottom-0.5 -right-0.5 flex h-4 w-4 items-center justify-center rounded-full bg-sidebar"
+                      data-testid="self-presence-badge"
+                      role="img"
                     >
-                      <p
-                        className="truncate text-sm font-semibold text-current"
-                        data-testid="sidebar-profile-name"
+                      <PresenceDot
+                        className="h-2.5 w-2.5"
+                        status={selfPresenceStatus}
+                      />
+                    </span>
+                  </div>
+                  <div className="min-w-0 flex-1">
+                    <ProfilePopover
+                      open={profilePopoverOpen}
+                      onOpenChange={setProfilePopoverOpen}
+                      displayName={resolvedDisplayName}
+                      nip05={profile?.nip05Handle}
+                      avatarUrl={profile?.avatarUrl ?? null}
+                      currentStatus={selfPresenceStatus}
+                      isStatusPending={isPresencePending}
+                      userStatusText={selfUserStatus?.text}
+                      userStatusEmoji={selfUserStatus?.emoji}
+                      onSetStatus={onSetPresenceStatus ?? (() => {})}
+                      onSetUserStatus={onSetUserStatus}
+                      onClearUserStatus={onClearUserStatus}
+                      onOpenSettings={onSelectSettings}
+                    >
+                      <button
+                        className="block w-full min-w-0 text-left text-sidebar-foreground"
+                        data-testid="open-settings"
+                        type="button"
                       >
-                        {resolvedDisplayName}
+                        <p
+                          className="truncate text-sm font-semibold text-current"
+                          data-testid="sidebar-profile-name"
+                        >
+                          {resolvedDisplayName}
+                        </p>
+                      </button>
+                    </ProfilePopover>
+                    <WorkspaceSwitcher
+                      activeWorkspace={activeWorkspace}
+                      onAddWorkspace={onOpenAddWorkspace}
+                      onRemoveWorkspace={onRemoveWorkspace}
+                      onSwitchWorkspace={onSwitchWorkspace}
+                      onUpdateWorkspace={onUpdateWorkspace}
+                      variant="profile"
+                      workspaces={workspaces}
+                    />
+                    {selfUserStatus?.text || selfUserStatus?.emoji ? (
+                      <p className="mt-0.5 truncate text-xs text-sidebar-foreground/50">
+                        {selfUserStatus.emoji ? (
+                          <span className="mr-1">{selfUserStatus.emoji}</span>
+                        ) : null}
+                        {selfUserStatus.text}
                       </p>
-                    </button>
-                  </ProfilePopover>
-                  <WorkspaceSwitcher
-                    activeWorkspace={activeWorkspace}
-                    onAddWorkspace={onOpenAddWorkspace}
-                    onRemoveWorkspace={onRemoveWorkspace}
-                    onSwitchWorkspace={onSwitchWorkspace}
-                    onUpdateWorkspace={onUpdateWorkspace}
-                    variant="profile"
-                    workspaces={workspaces}
-                  />
-                  {selfUserStatus?.text || selfUserStatus?.emoji ? (
-                    <p className="mt-0.5 truncate text-xs text-sidebar-foreground/50">
-                      {selfUserStatus.emoji ? (
-                        <span className="mr-1">{selfUserStatus.emoji}</span>
-                      ) : null}
-                      {selfUserStatus.text}
-                    </p>
-                  ) : null}
+                    ) : null}
+                  </div>
                 </div>
               </div>
-            </div>
-          </SidebarMenuItem>
-        </SidebarMenu>
-      </SidebarFooter>
+            </SidebarMenuItem>
+          </SidebarMenu>
+        </SidebarFooter>
+      </div>
 
       <CreateChannelDialog
         channelKind={createDialogKind}
diff --git a/desktop/src/features/sidebar/ui/MoreUnreadButton.tsx b/desktop/src/features/sidebar/ui/MoreUnreadButton.tsx
index 0e3a8e2d2..5ebca7e47 100644
--- a/desktop/src/features/sidebar/ui/MoreUnreadButton.tsx
+++ b/desktop/src/features/sidebar/ui/MoreUnreadButton.tsx
@@ -6,12 +6,14 @@ const MORE_UNREAD_BUTTON_CLASS =
   "h-7 min-h-7 gap-1.5 rounded-full border-0 bg-primary px-2.5 text-[11px] font-medium text-primary-foreground shadow-md hover:bg-primary/90 [&_svg]:size-3.5";
 
 export function MoreUnreadButton({
+  bottomClassName = "bottom-0",
   count,
   icon,
   onClick,
   position,
   testId,
 }: {
+  bottomClassName?: string;
   count: number;
   icon: React.ReactNode;
   onClick: () => void;
@@ -20,7 +22,7 @@ export function MoreUnreadButton({
 }) {
   return (
     <div
-      className={`pointer-events-none absolute inset-x-0 z-10 flex justify-center py-1 ${position === "top" ? "top-0" : "bottom-0"}`}
+      className={`pointer-events-none absolute inset-x-0 z-10 flex justify-center py-1 ${position === "top" ? "top-0" : bottomClassName}`}
     >
       <Button
         className={`pointer-events-auto ${MORE_UNREAD_BUTTON_CLASS}`}
diff --git a/desktop/src/shared/ui/markdown.tsx b/desktop/src/shared/ui/markdown.tsx
index a67f68002..ad298e347 100644
--- a/desktop/src/shared/ui/markdown.tsx
+++ b/desktop/src/shared/ui/markdown.tsx
@@ -59,6 +59,7 @@ type MarkdownProps = {
   compact?: boolean;
   content: string;
   imetaByUrl?: ImetaLookup;
+  interactive?: boolean;
   mentionNames?: string[];
   mentionPubkeysByName?: Record<string, string>;
   searchQuery?: string;
@@ -204,6 +205,7 @@ function createMarkdownComponents(
   onOpenMessageLink: (link: ParsedMessageLink) => void,
   imetaByUrl?: ImetaLookup,
   mentionPubkeysByName?: Record<string, string>,
+  interactive = true,
 ): Components {
   const paragraphClassName =
     variant === "tight"
@@ -220,6 +222,10 @@ function createMarkdownComponents(
 
   return {
     a: ({ children, href, ...props }) => {
+      if (!interactive) {
+        return <span className="font-medium text-current">{children}</span>;
+      }
+
       // Intercept `sprout://message?channel=…&id=…` links so a click navigates
       // in-app instead of opening the URL in the OS browser. http(s) links
       // continue to use the existing target="_blank" behavior.
@@ -311,6 +317,13 @@ function createMarkdownComponents(
     hr: () => <hr className="border-border/80" />,
     img: ({ alt, src }) => {
       const resolvedSrc = src ? rewriteRelayUrl(src) : src;
+      if (!interactive) {
+        const fallbackLabel = resolvedSrc?.endsWith(".mp4")
+          ? "Video attachment"
+          : "Image attachment";
+        return <span>{alt?.trim() || fallbackLabel}</span>;
+      }
+
       if (resolvedSrc?.endsWith(".mp4")) {
         // Look up poster frame from imeta tags (NIP-71 `image` field).
         // Fall back to `thumb` for compatibility with older events.
@@ -422,7 +435,12 @@ function createMarkdownComponents(
 
       return <p className={paragraphClassName}>{children}</p>;
     },
-    pre: ({ children }) => <MarkdownCodeBlock>{children}</MarkdownCodeBlock>,
+    pre: ({ children }) =>
+      interactive ? (
+        <MarkdownCodeBlock>{children}</MarkdownCodeBlock>
+      ) : (
+        <span>{children}</span>
+      ),
     strong: ({ children }) => (
       <strong className="font-semibold">{children}</strong>
     ),
@@ -462,6 +480,10 @@ function createMarkdownComponents(
         </span>
       );
 
+      if (!interactive) {
+        return mentionNode;
+      }
+
       return pubkey ? (
         <UserProfilePopover pubkey={pubkey} triggerElement="span">
           {mentionNode}
@@ -479,7 +501,7 @@ function createMarkdownComponents(
           c.name.toLowerCase() === channelName.toLowerCase(),
       );
 
-      if (channel) {
+      if (channel && interactive) {
         return (
           <button
             type="button"
@@ -518,6 +540,14 @@ function createMarkdownComponents(
       const channelLabel = channel?.name ?? "channel";
       const shortId = messageId.slice(0, 6);
 
+      if (!interactive) {
+        return (
+          <span data-message-link="">
+            #{channelLabel} · {shortId}
+          </span>
+        );
+      }
+
       return (
         <button
           type="button"
@@ -542,6 +572,7 @@ function MarkdownInner({
   compact = false,
   content,
   imetaByUrl,
+  interactive = true,
   mentionNames,
   mentionPubkeysByName,
   searchQuery,
@@ -575,8 +606,16 @@ function MarkdownInner({
         },
         imetaByUrl,
         mentionPubkeysByName,
+        interactive,
       ),
-    [goChannel, variant, channels, imetaByUrl, mentionPubkeysByName],
+    [
+      goChannel,
+      variant,
+      channels,
+      imetaByUrl,
+      mentionPubkeysByName,
+      interactive,
+    ],
   );
 
   // biome-ignore lint/suspicious/noExplicitAny: PluggableList type not directly importable
@@ -685,6 +724,7 @@ export const Markdown = React.memo(
     prev.content === next.content &&
     prev.className === next.className &&
     prev.compact === next.compact &&
+    prev.interactive === next.interactive &&
     prev.tight === next.tight &&
     prev.mentionPubkeysByName === next.mentionPubkeysByName &&
     shallowArrayEqual(prev.mentionNames, next.mentionNames) &&