diff --git a/src/components/landing/landing-footer.tsx b/src/components/landing/landing-footer.tsx
index 55ca65d..7af55e4 100644
--- a/src/components/landing/landing-footer.tsx
+++ b/src/components/landing/landing-footer.tsx
@@ -1,12 +1,12 @@
 const FOOTER_LINKS = {
-    Platform: ['Git Repositories', 'Issues & PRs', 'Collaborative Rooms', 'AI Agents'],
+    Platform: ['Git Repositories', 'Issues & PRs', 'Collaborative Rooms', 'AI Agents', 'Command Stream'],
     Skills: ['Skill Registry', 'Publish a Skill', 'Skill Documentation', 'Community'],
     Developers: ['Documentation', 'CLI Reference', 'API Reference', 'Status'],
     Company: ['About', 'Careers', 'Contact', 'Privacy'],
 };
 
 const FOOTER_HREFS: Record<string, string[]> = {
-    Platform: ['/solutions', '/solutions', '/solutions/rooms', '/solutions'],
+    Platform: ['/solutions', '/solutions', '/solutions/rooms', '/solutions', '/solutions'],
     Skills: ['/skills', '/skills/publish', '/skills/docs', '/network'],
     Developers: ['/docs', '/docs', '/network/api', '/status'],
     Company: ['/about', '/careers', '/contact', '/privacy'],
@@ -45,8 +45,8 @@ export function LandingFooter({onRegister}: LandingFooterProps) {
                             <span className="font-semibold text-sm text-zinc-900 dark:text-zinc-100">GitDataAI</span>
                         </div>
                         <p className="text-xs text-zinc-500 leading-relaxed">
-                            The unified platform for code collaboration and AI-powered development.
-                            Built for teams that ship.
+                                The platform where humans and AI agents engineer together via commands.
+                            Every action versioned. Every agent accountable. Built for teams that ship.
                         </p>
                     </div>
 
diff --git a/src/components/landing/landing-nav.tsx b/src/components/landing/landing-nav.tsx
index 7414c71..dc7d0c3 100644
--- a/src/components/landing/landing-nav.tsx
+++ b/src/components/landing/landing-nav.tsx
@@ -3,20 +3,20 @@ import {useNavigate} from 'react-router-dom';
 
 const POP_ITEMS = {
     Platform: [
+        {title: 'Command as Service', href: '/solutions', desc: 'Every action is a versioned, replayable command'},
+        {title: 'Collaborative Rooms', href: '/solutions/rooms', desc: 'Real-time human-AI workspaces via command streams'},
+        {title: 'AI Agents', href: '/solutions', desc: 'Agents that listen to commands and execute skills'},
         {title: 'Git Repositories', href: '/solutions', desc: 'Branches, commits, PRs, branch protection'},
-        {title: 'Collaborative Rooms', href: '/solutions/rooms', desc: 'Real-time human-AI workspaces'},
-        {title: 'AI Agents', href: '/solutions', desc: 'Persistent memory, tools, skill registry'},
-        {title: 'Command as Service', href: '/solutions', desc: 'Versioned, auditable, composable commands'},
     ],
     Skills: [
         {title: 'Explore Skills', href: '/skills', desc: 'Browse the community skill library'},
-        {title: 'Publish a Skill', href: '/skills/publish', desc: 'Share your agent behavior'},
+        {title: 'Publish a Skill', href: '/skills/publish', desc: 'Share your agent behavior as a service'},
         {title: 'Skill Documentation', href: '/skills/docs', desc: 'Build and test skills locally'},
     ],
     Network: [
-        {title: 'Explore Network', href: '/network', desc: 'Discover agents and workspaces'},
+        {title: 'Explore Network', href: '/network', desc: 'Discover agents and command flows'},
         {title: 'Public Rooms', href: '/network/rooms', desc: 'Join open collaborative sessions'},
-        {title: 'Developer API', href: '/network/api', desc: 'Integrate with the network'},
+        {title: 'Developer API', href: '/network/api', desc: 'Emit commands, stream results'},
     ],
     Pricing: [
         {title: 'Plans & Pricing', href: '/pricing', desc: 'Compare free and paid tiers'},
diff --git a/src/components/landing/landing-sections.tsx b/src/components/landing/landing-sections.tsx
index 0b0b931..c7bb161 100644
--- a/src/components/landing/landing-sections.tsx
+++ b/src/components/landing/landing-sections.tsx
@@ -2,6 +2,21 @@ import {motion} from 'framer-motion';
 import {Bot, Brain, Code2, GitBranch, History, Layers, Network, Workflow, Zap} from 'lucide-react';
 
 const FEATURES = [
+    {
+        icon: Workflow,
+        title: 'Command as Service',
+        description: 'Every action — a repo create, a PR review, an agent deploy — is a versioned command. Audit, replay, and compose them. Your CLI is your API.',
+    },
+    {
+        icon: Network,
+        title: 'Collaborative Rooms',
+        description: 'Real-time rooms where humans and AI agents work together. Issue commands, review results, and build consensus — all in one thread.',
+    },
+    {
+        icon: Bot,
+        title: 'AI Agents',
+        description: 'Deploy agents that listen to room commands, execute tasks, and report back. Agents run skills, query repos, and call your own services.',
+    },
     {
         icon: Code2,
         title: 'Git Repositories',
@@ -10,37 +25,22 @@ const FEATURES = [
     {
         icon: GitBranch,
         title: 'Issues & Pull Requests',
-        description: 'Track issues, review code, and manage pull requests with inline comments, review threads, and merge strategies.',
-    },
-    {
-        icon: Workflow,
-        title: 'Command as Service',
-        description: 'Every action is a versioned command. Compose, audit, and replay your entire development workflow. Your CLI is also your API.',
-    },
-    {
-        icon: Network,
-        title: 'Collaborative Rooms',
-        description: 'Real-time chat rooms where humans and AI agents work together. Share context, run commands, review code — all in one thread.',
-    },
-    {
-        icon: Bot,
-        title: 'AI Agents',
-        description: 'Deploy AI agents backed by persistent, versioned memory. Agents read your codebase, run tools, and execute tasks on your behalf.',
+        description: 'Track issues, review code, and manage pull requests. Agents can listen to PR events and automatically run review commands.',
     },
     {
         icon: Layers,
         title: 'Skill Registry',
-        description: 'Package agent behaviors as reusable Skills. Versioned, testable, and composable. Your best agent workflows become shared infrastructure.',
+        description: 'Package agent behaviors as reusable Skills. Publish to a registry, pull into any room, and invoke via command. Your workflows become shared services.',
     },
     {
         icon: History,
-        title: 'Full Audit Trail',
-        description: 'Every AI decision, every code change, every room message — logged, versioned, and queryable. Human-in-the-loop by design.',
+        title: 'Command Audit Trail',
+        description: 'Every command is logged with its intent, result, and caller. Trace every AI decision back to the human who issued it.',
     },
     {
         icon: Brain,
         title: 'Agent Memory',
-        description: 'Persistent, git-native context for AI agents. Branch, commit, and roll back agent memory just like source code.',
+        description: 'Agents have persistent, git-native memory. Branch, commit, and roll back context just like source code. No more stateless agents.',
     },
 ];
 
@@ -81,7 +81,7 @@ export function LandingHero({onRegister}: { onRegister: () => void }) {
                                     className="animate-ping absolute inline-flex h-full w-full rounded-full bg-zinc-400 opacity-75"/>
                                 <span className="relative inline-flex h-1.5 w-1.5 rounded-full bg-zinc-500"/>
                             </span>
-                            Git + Chat + AI Agents · Command as Service
+                            Command as Service · Human + Agent Engineering
                         </span>
                     </motion.div>
 
@@ -99,8 +99,8 @@ export function LandingHero({onRegister}: { onRegister: () => void }) {
                     {/* Subtitle */}
                     <motion.p variants={fadeUp}
                               className="text-lg text-zinc-500 dark:text-zinc-500 mb-12 max-w-2xl mx-auto leading-relaxed">
-                        GitDataAI is the unified platform for code collaboration and AI-powered development.
-                        Git repositories, real-time rooms, AI agents, and versioned commands — all in one place.
+                        Every action is a command. Every command is versioned, auditable, and composable.
+                        Git repositories, rooms, and AI agents — all driven by a command stream you own.
                     </motion.p>
 
                     {/* CTAs */}
@@ -132,7 +132,7 @@ export function LandingHero({onRegister}: { onRegister: () => void }) {
                                     <div className="w-2.5 h-2.5 rounded-full bg-zinc-300 dark:bg-zinc-700"/>
                                     <div className="w-2.5 h-2.5 rounded-full bg-zinc-300 dark:bg-zinc-700"/>
                                 </div>
-                                <span className="text-[10px] uppercase tracking-widest text-zinc-400 font-medium">gitdata — Command as Service</span>
+                                <span className="text-[10px] uppercase tracking-widest text-zinc-400 font-medium">gitdata — every action is a command</span>
                             </div>
 
                             {/* Terminal content */}
@@ -140,30 +140,24 @@ export function LandingHero({onRegister}: { onRegister: () => void }) {
                                 <div className="flex gap-3 mb-3">
                                     <span className="text-zinc-400">›</span>
                                     <span className="text-zinc-800 dark:text-zinc-200">
-                                        gitdata <span className="text-zinc-500">repo create</span> --name api-service --visibility private
+                                        gitdata <span className="text-zinc-500">service deploy</span> --name api --repo ZhenYi/api
                                     </span>
                                 </div>
                                 <div className="text-zinc-400 mb-3 ml-6 leading-6">
-                                    [12:05:01] <Code2 className="inline h-3 w-3 mr-1 text-zinc-500"/> Repository 'api-service' created<br/>
-                                    [12:05:02] <GitBranch className="inline h-3 w-3 mr-1 text-zinc-500"/> Default branch 'main' initialized<br/>
-                                    [12:05:03] <Zap className="inline h-3 w-3 mr-1 text-zinc-500"/> Webhook endpoint ready: POST /api/hooks/gitdata/abc123
+                                    [12:05:01] <Code2 className="inline h-3 w-3 mr-1 text-zinc-500"/> Service 'api' registered via command.<br/>
+                                    [12:05:02] <GitBranch className="inline h-3 w-3 mr-1 text-zinc-500"/> Default branch 'main' detected.<br/>
+                                    [12:05:03] <Bot className="inline h-3 w-3 mr-1 text-zinc-500"/> @reviewer-agent is watching — /command/pr:review queued.
                                 </div>
                                 <div className="flex gap-3 mb-3">
                                     <span className="text-zinc-400">›</span>
                                     <span className="text-zinc-800 dark:text-zinc-200">
-                                        gitdata <span className="text-zinc-500">room create</span> --name api-review --project api-service
-                                    </span>
-                                </div>
-                                <div className="flex gap-3 mb-3">
-                                    <span className="text-zinc-400">›</span>
-                                    <span className="text-zinc-800 dark:text-zinc-200">
-                                        gitdata <span className="text-zinc-500">agent deploy</span> --name reviewer --room api-review --skill CodeReviewer
+                                        gitdata <span className="text-zinc-500">skill run</span> CodeReviewer --pr 42 --room api-review
                                     </span>
                                 </div>
                                 <div className="ml-6 text-zinc-500 dark:text-zinc-400">
-                                    ✓ Agent 'reviewer' joined room 'api-review'.<br/>
-                                    ✓ Skill 'CodeReviewer' loaded. Watching for new pull requests.<br/>
-                                    ✓ Command registered: <span className="text-zinc-600 dark:text-zinc-400">gitdata pr review</span>
+                                    ✓ Skill 'CodeReviewer' dispatched to room 'api-review'.<br/>
+                                    ✓ Agent executing command. Result stream → /command/history/abc123<br/>
+                                    ✓ All commands versioned. Replay anytime with <span className="text-zinc-600 dark:text-zinc-400">gitdata replay</span>
                                 </div>
                             </div>
                         </div>
@@ -181,10 +175,10 @@ export function LandingFeatures() {
                 {/* Section header */}
                 <div className="text-center mb-16">
                     <h2 className="text-3xl md:text-4xl font-semibold tracking-tight mb-3">
-                        Code. Issues. Rooms. Agents. Commands.
+                        Build. Review. Automate. All via Commands.
                     </h2>
                     <p className="text-zinc-500 dark:text-zinc-500">
-                        Everything your team and AI agents need to build software — in one place, versioned like code.
+                        Every capability is exposed as a command. Agents listen. Humans approve. Everything is logged and replayable.
                     </p>
                 </div>
 
@@ -211,9 +205,9 @@ export function LandingFeatures() {
 }
 
 const HIGHLIGHTS = [
-    {t: 'Command as Service', d: 'Every operation is a versioned command. Audit, replay, and compose them like building blocks.'},
-    {t: 'Human-in-the-Loop', d: 'AI agents request approval before destructive actions. You stay in control.'},
-    {t: 'Git-Native Everything', d: 'Your agents\' memory, skills, and audit logs are stored in Git — branch, commit, diff.'},
+    {t: 'Commands All the Way Down', d: 'Every operation — repo create, agent deploy, skill run — is a command. Your workflow is a composable, queryable stream.'},
+    {t: 'Agents Listen to Commands', d: 'Deploy an agent to a room and it subscribes to command events. Agents don\'t guess — they execute what you command.'},
+    {t: 'Git-Native Audit', d: 'Command history is stored in Git. Branch your command log, diff a workflow, replay it anywhere. Full traceability without a separate log store.'},
 ];
 
 export function LandingHighlight() {
@@ -225,10 +219,10 @@ export function LandingHighlight() {
                     <div>
                         <div className="h-px w-12 bg-zinc-300 dark:bg-zinc-700 mb-8"/>
                         <h2 className="text-3xl md:text-4xl font-semibold tracking-tight leading-tight mb-6">
-                            Commands are the new commits.
+                            Your CLI is also your API.
                         </h2>
                         <p className="text-zinc-500 dark:text-zinc-500 mb-8 leading-relaxed">
-                            In GitDataAI, every action — creating a repo, opening a PR, deploying an agent — is a first-class command. Commands are versioned, diffable, and composable. Your development workflow becomes an auditable, replayable stream of intent.
+                            Every GitDataAI action is a command with a name, parameters, and a result. Agents subscribe to command streams. Rooms execute commands. Your entire development workflow becomes a versioned, replayable, diffable stream — without a separate event bus.
                         </p>
 
                         {/* Feature list */}
@@ -265,7 +259,7 @@ export function LandingHighlight() {
                                         <span className="text-xs font-medium text-zinc-600 dark:text-zinc-400">John Doe</span>
                                     </div>
                                     <p className="text-xs text-zinc-700 dark:text-zinc-300">
-                                        @reviewer, please audit the auth module on the feature/oauth branch.
+                                        <span className="text-zinc-400">/skill</span> CodeReviewer --branch feature/oauth --room api-review
                                     </p>
                                 </div>
 
@@ -278,10 +272,10 @@ export function LandingHighlight() {
                                             className="text-xs font-medium text-zinc-500">reviewer</span>
                                     </div>
                                     <p className="text-xs text-zinc-600 dark:text-zinc-400 mb-3">
-                                        Audit complete on feature/oauth. Found 3 issues — 1 critical (token validation bypass). Creating fix PR...
+                                        Command received. Running CodeReviewer on feature/oauth. Found 3 issues — 1 critical (token validation bypass). Proposing fix...
                                     </p>
                                     <div className="rounded-md border border-zinc-200 dark:border-zinc-700 bg-zinc-50 dark:bg-zinc-800 font-mono text-[10px] text-zinc-500 p-2 mb-3">
-                                        gitdata pr create --title "fix: resolve token validation bypass" --from feature/oauth --auto-merge
+                                        gitdata pr create --title "fix: resolve token validation bypass" --from feature/oauth --command-id abc123
                                     </div>
                                     <div className="flex gap-2">
                                         <button