diff --git a/src/app/login/page.tsx b/src/app/login/page.tsx
index 39c5546..a7ad8ec 100644
--- a/src/app/login/page.tsx
+++ b/src/app/login/page.tsx
@@ -2,7 +2,7 @@
 
 import { useState, useEffect } from 'react';
 import Link from 'next/link';
-import { SynapsisLogo } from '@/components/Icons';
+import Image from 'next/image';
 import { TriangleAlert } from 'lucide-react';
 
 export default function LoginPage() {
@@ -14,7 +14,8 @@ export default function LoginPage() {
     const [displayName, setDisplayName] = useState('');
     const [error, setError] = useState('');
     const [loading, setLoading] = useState(false);
-    const [nodeInfo, setNodeInfo] = useState({ name: '', description: '' });
+    const [nodeInfoLoaded, setNodeInfoLoaded] = useState(false);
+    const [nodeInfo, setNodeInfo] = useState<{ name: string; description: string; logoUrl?: string }>({ name: '', description: '' });
     const [handleStatus, setHandleStatus] = useState<'idle' | 'checking' | 'available' | 'taken'>('idle');
 
     // Import specific state
@@ -31,10 +32,14 @@ export default function LoginPage() {
             .then(data => {
                 setNodeInfo({
                     name: data.name || '',
-                    description: data.description || 'Synapsis is designed to function like a global signal layer rather than a culture-bound platform. Anyone can run their own node and still participate in a shared, interconnected network, with global identity, clean terminology, and a modern interface that feels current rather than experimental. Synapsis aims to be neutral, resilient infrastructure for human and machine discourse, more like a protocol or nervous system than a social club.'
+                    description: data.description || 'Synapsis is designed to function like a global signal layer rather than a culture-bound platform. Anyone can run their own node and still participate in a shared, interconnected network, with global identity, clean terminology, and a modern interface that feels current rather than experimental. Synapsis aims to be neutral, resilient infrastructure for human and machine discourse, more like a protocol or nervous system than a social club.',
+                    logoUrl: data.logoUrl || undefined
                 });
+                setNodeInfoLoaded(true);
             })
-            .catch(() => { });
+            .catch(() => {
+                setNodeInfoLoaded(true);
+            });
     }, []);
 
     // Handle availability check
@@ -156,19 +161,38 @@ export default function LoginPage() {
         }}>
             <div style={{ width: '100%', maxWidth: '400px' }}>
                 {/* Logo */}
-                <div style={{ display: 'flex', flexDirection: 'column', alignItems: 'center', marginBottom: '32px' }}>
-                    <div className="logo" style={{ marginBottom: '4px', fontSize: '32px' }}>
-                        <SynapsisLogo />
-                        <span>Synapsis</span>
-                    </div>
-                    {nodeInfo.name && nodeInfo.name !== 'Synapsis' && (
-                        <div style={{ fontSize: '18px', fontWeight: 600, color: 'var(--foreground)', marginBottom: '8px' }}>
-                            {nodeInfo.name}
-                        </div>
+                <div style={{ display: 'flex', flexDirection: 'column', alignItems: 'center', marginBottom: '32px', minHeight: '120px' }}>
+                    {nodeInfoLoaded && (
+                        <>
+                            {nodeInfo.logoUrl ? (
+                                <Image
+                                    src={nodeInfo.logoUrl}
+                                    alt={nodeInfo.name || 'Node logo'}
+                                    width={200}
+                                    height={60}
+                                    style={{ marginBottom: '16px', objectFit: 'contain', maxHeight: '60px', width: 'auto' }}
+                                    unoptimized
+                                />
+                            ) : (
+                                <Image
+                                    src="/logotext.png"
+                                    alt="Synapsis"
+                                    width={200}
+                                    height={48}
+                                    style={{ marginBottom: '16px', objectFit: 'contain' }}
+                                    priority
+                                />
+                            )}
+                            {nodeInfo.name && nodeInfo.name !== 'Synapsis' && !nodeInfo.logoUrl && (
+                                <div style={{ fontSize: '18px', fontWeight: 600, color: 'var(--foreground)', marginBottom: '8px' }}>
+                                    {nodeInfo.name}
+                                </div>
+                            )}
+                            <p style={{ color: 'var(--foreground-secondary)', marginTop: '0', textAlign: 'center' }}>
+                                {nodeInfo.description}
+                            </p>
+                        </>
                     )}
-                    <p style={{ color: 'var(--foreground-secondary)', marginTop: '0', textAlign: 'center' }}>
-                        {nodeInfo.description}
-                    </p>
                 </div>
 
                 {/* Mode Switcher */}
diff --git a/src/app/page.tsx b/src/app/page.tsx
index 7512ba6..782d1a1 100644
--- a/src/app/page.tsx
+++ b/src/app/page.tsx
@@ -6,6 +6,7 @@ import { useAuth } from '@/lib/contexts/AuthContext';
 import { PostCard } from '@/components/PostCard';
 import { Compose } from '@/components/Compose';
 import { Post } from '@/lib/types';
+import { EyeOff } from 'lucide-react';
 
 interface FeedMeta {
   score: number;
@@ -23,6 +24,7 @@ export default function Home() {
   const [loading, setLoading] = useState(true);
   const [replyingTo, setReplyingTo] = useState<Post | null>(null);
   const [feedType, setFeedType] = useState<'latest' | 'curated'>('latest');
+  const [isNsfwNode, setIsNsfwNode] = useState(false);
   const [feedMeta, setFeedMeta] = useState<{
     algorithm: string;
     windowHours: number;
@@ -35,6 +37,16 @@ export default function Home() {
     };
   } | null>(null);
 
+  // Fetch node info to check if NSFW
+  useEffect(() => {
+    fetch('/api/node')
+      .then(res => res.json())
+      .then(data => {
+        setIsNsfwNode(data.isNsfw || false);
+      })
+      .catch(() => {});
+  }, []);
+
   const loadFeed = async (type: 'latest' | 'curated') => {
     setLoading(true);
     try {
@@ -145,7 +157,21 @@ export default function Home() {
         </div>
       )}
 
-      {loading ? (
+      {/* NSFW node gate for unauthenticated users */}
+      {!user && isNsfwNode ? (
+        <div style={{ padding: '48px', textAlign: 'center', color: 'var(--foreground-tertiary)' }}>
+          <EyeOff size={48} style={{ marginBottom: '16px', opacity: 0.5 }} />
+          <p style={{ fontSize: '16px', fontWeight: 500, color: 'var(--foreground-secondary)', marginBottom: '8px' }}>
+            Adult Content
+          </p>
+          <p style={{ fontSize: '14px', maxWidth: '320px', margin: '0 auto 20px' }}>
+            This node contains adult or sensitive content. You must be 18 or older and signed in to view posts.
+          </p>
+          <Link href="/login" className="btn btn-primary">
+            Sign In to Continue
+          </Link>
+        </div>
+      ) : loading ? (
         <div style={{ padding: '48px', textAlign: 'center', color: 'var(--foreground-tertiary)' }}>
           Loading...
         </div>
diff --git a/src/components/Sidebar.tsx b/src/components/Sidebar.tsx
index ba22ff5..cc39697 100644
--- a/src/components/Sidebar.tsx
+++ b/src/components/Sidebar.tsx
@@ -11,17 +11,17 @@ import { formatFullHandle } from '@/lib/utils/handle';
 export function Sidebar() {
     const { user, isAdmin } = useAuth();
     const pathname = usePathname();
-    const [customLogoUrl, setCustomLogoUrl] = useState<string | null>(null);
+    const [customLogoUrl, setCustomLogoUrl] = useState<string | null | undefined>(undefined);
 
     useEffect(() => {
         fetch('/api/node')
             .then(res => res.json())
             .then(data => {
-                if (data.logoUrl) {
-                    setCustomLogoUrl(data.logoUrl);
-                }
+                setCustomLogoUrl(data.logoUrl || null);
             })
-            .catch(() => {});
+            .catch(() => {
+                setCustomLogoUrl(null);
+            });
     }, []);
 
     // Home is exact match
@@ -29,8 +29,8 @@ export function Sidebar() {
 
     return (
         <aside className="sidebar">
-            <Link href="/" className="logo">
-                {customLogoUrl ? (
+            <Link href="/" className="logo" style={{ minHeight: '42px' }}>
+                {customLogoUrl === undefined ? null : customLogoUrl ? (
                     <img src={customLogoUrl} alt="Logo" style={{ maxWidth: '200px', maxHeight: '50px', objectFit: 'contain' }} />
                 ) : (
                     <Image src="/logotext.png" alt="Synapsis" width={185} height={42} priority />
@@ -45,10 +45,12 @@ export function Sidebar() {
                     <SearchIcon />
                     <span>Explore</span>
                 </Link>
-                <Link href="/notifications" className={`nav-item ${pathname?.startsWith('/notifications') ? 'active' : ''}`}>
-                    <BellIcon />
-                    <span>Notifications</span>
-                </Link>
+                {user && (
+                    <Link href="/notifications" className={`nav-item ${pathname?.startsWith('/notifications') ? 'active' : ''}`}>
+                        <BellIcon />
+                        <span>Notifications</span>
+                    </Link>
+                )}
                 {user && (
                     <Link href="/settings/bots" className={`nav-item ${pathname?.startsWith('/settings/bots') ? 'active' : ''}`}>
                         <BotIcon />