diff --git a/website/app/globals.css b/website/app/globals.css
index 12f8e7a..3727e4c 100644
--- a/website/app/globals.css
+++ b/website/app/globals.css
@@ -59,7 +59,7 @@ button, a { -webkit-tap-highlight-color: transparent; }
   box-shadow: 0 20px 80px rgba(0, 0, 0, .24);
 }
 .brand { display: flex; align-items: center; gap: 11px; font-size: 14px; white-space: nowrap; letter-spacing: -.01em; }
-.brand img { width: 34px; height: 34px; border-radius: 50%; background: rgba(255,255,255,.95); }
+.brand .cairo-logo { width: 34px; height: 34px; border-radius: 50%; background: rgba(255,255,255,.95); }
 .brand b { font-weight: 780; }
 .topbar nav { margin-left: auto; display: flex; align-items: center; gap: 25px; color: #b2b8ce; font-size: 12px; }
 .topbar nav a { transition: color .2s; }
@@ -98,7 +98,7 @@ button, a { -webkit-tap-highlight-color: transparent; }
 @keyframes orbit { to { transform: rotate(360deg); } }
 .hero-shield { position: relative; width: 270px; height: 320px; display: grid; place-items: center; border: 1px solid rgba(141, 126, 255, .58); border-radius: 44% 44% 54% 54% / 28% 28% 68% 68%; background: linear-gradient(160deg, rgba(95,75,255,.2), rgba(20,35,77,.24)); box-shadow: inset 0 0 50px rgba(93,77,255,.12), 0 35px 100px rgba(20,24,78,.46); }
 .hero-shield::before { content: ""; position: absolute; inset: 15px; border: 1px solid rgba(39, 215, 255, .2); border-radius: inherit; }
-.hero-shield img { width: 150px; height: 150px; border-radius: 50%; background: white; box-shadow: 0 0 55px rgba(69, 117, 255, .38); }
+.hero-shield .cairo-logo { width: 150px; height: 150px; border-radius: 50%; background: white; box-shadow: 0 0 55px rgba(69, 117, 255, .38); }
 .signal { position: absolute; min-width: 148px; padding: 12px 14px; border: 1px solid var(--line); border-radius: 9px; background: rgba(10, 12, 27, .88); backdrop-filter: blur(12px); box-shadow: 0 15px 48px rgba(0,0,0,.28); }
 .signal span, .signal b { display: block; }
 .signal span { color: #747e9e; font: 700 9px ui-monospace, monospace; letter-spacing: .14em; }
@@ -194,7 +194,7 @@ button, a { -webkit-tap-highlight-color: transparent; }
 .edge-origin { padding: 12px 18px; border: 1px solid var(--line); border-radius: 8px; color: #a4abc2; font: 700 10px ui-monospace, monospace; }
 .edge-origin::after { content: "↓"; display: block; margin: 17px auto -30px; text-align: center; color: var(--violet); }
 .edge-core { width: 250px; min-height: 150px; display: flex; flex-direction: column; align-items: center; justify-content: center; border: 1px solid rgba(93,124,255,.46); border-radius: 18px; background: rgba(70,69,170,.1); box-shadow: 0 0 60px rgba(65,78,255,.1); }
-.edge-core img { width: 54px; height: 54px; border-radius: 50%; background: white; }
+.edge-core .cairo-logo { width: 54px; height: 54px; border-radius: 50%; background: white; }
 .edge-core b { margin-top: 12px; font-size: 12px; }
 .edge-core span { margin-top: 5px; color: #79839f; font-size: 9px; }
 .edge-targets { display: grid; grid-template-columns: repeat(3, 1fr); gap: 7px; width: 100%; }
@@ -213,7 +213,7 @@ button, a { -webkit-tap-highlight-color: transparent; }
 .runtime-agent b, .runtime-kernel b { display: block; margin-top: 10px; font-size: 18px; }
 .runtime-agent small, .runtime-kernel small { display: block; margin-top: 7px; color: #848da8; font-size: 10px; }
 .runtime-kernel { border-color: rgba(113,96,255,.48); background: rgba(85,69,195,.08); }
-.runtime-kernel img { width: 48px; height: 48px; margin-bottom: 14px; border-radius: 50%; background: white; }
+.runtime-kernel .cairo-logo { width: 48px; height: 48px; margin-bottom: 14px; border-radius: 50%; background: white; }
 .runtime-arrow { color: var(--violet); }
 .runtime-targets { width: 100%; display: grid; grid-template-columns: repeat(9, 1fr); gap: 7px; }
 .runtime-targets span { padding: 14px 7px; border: 1px solid var(--line); border-radius: 7px; text-align: center; color: #8892ad; font: 700 8px ui-monospace, monospace; }
@@ -283,7 +283,7 @@ button, a { -webkit-tap-highlight-color: transparent; }
 .repo-tree::before { content: "OPEN SOURCE / APACHE-2.0"; display: block; padding: 14px 20px; border-bottom: 1px solid var(--line); color: #6f7895; font: 700 9px ui-monospace, monospace; }
 .finale { padding-block: 150px; text-align: center; }
 .finale-logo { width: 82px; height: 82px; margin: 0 auto 30px; display: grid; place-items: center; border-radius: 50%; background: white; box-shadow: 0 0 70px rgba(91,83,255,.32); }
-.finale-logo img { width: 72px; height: 72px; }
+.finale-logo .cairo-logo { width: 72px; height: 72px; }
 .finale h2 { max-width: 850px; margin: 20px auto 0; }
 .finale p { color: var(--muted); }
 .finale .hero-actions { justify-content: center; }
diff --git a/website/app/site-client.tsx b/website/app/site-client.tsx
index fa590b1..3183758 100644
--- a/website/app/site-client.tsx
+++ b/website/app/site-client.tsx
@@ -1,9 +1,48 @@
 "use client";
 
-/* eslint-disable @next/next/no-img-element -- official Cairo SVG is served directly */
-
 import type { FormEvent, ReactNode } from "react";
-import { useState } from "react";
+import { useId, useState } from "react";
+
+function CairoLogo({ title }: { title?: string }) {
+  const gradientId = `cairo-logo-${useId().replaceAll(":", "")}`;
+
+  return (
+    <svg
+      className="cairo-logo"
+      viewBox="0 0 1000 1000"
+      xmlns="http://www.w3.org/2000/svg"
+      role={title ? "img" : undefined}
+      aria-label={title}
+      aria-hidden={title ? undefined : true}
+      focusable="false"
+    >
+      <defs>
+        <linearGradient id={gradientId} x1="0" y1="0" x2="0" y2="1">
+          <stop offset="30.5%" stopColor="#6237ff" />
+          <stop offset="100%" stopColor="#258eff" />
+        </linearGradient>
+      </defs>
+      <path
+        d="M500 343.8c16.6 0 33.5 2.2 49.6 6.5 44.2-49.6 124.8-70.5 159.3-56.1 34.7 14.4-10.4 173.7-10.4 173.7 14.1 26.6 24.8 55.6 24.8 85.4 0 110.7-100 187.6-223.4 187.6S276.5 666.4 276.5 553.3c0-31 12.4-59.6 24.8-85.4 0 0-46.9-159.3-12.4-173.7 34.5-14.4 117.2 5.7 161.3 55.4 16.4-3.9 33.1-5.8 49.8-5.8Z"
+        fill="none"
+        stroke={`url(#${gradientId})`}
+        strokeWidth="20"
+        strokeLinecap="round"
+        strokeLinejoin="round"
+      />
+      <path d="M400.7 544.2v12.4M599.3 544.2v12.4" fill="none" stroke={`url(#${gradientId})`} strokeWidth="20" strokeLinecap="round" />
+      <path
+        d="M518.6 609.2c5.6 0 10.6 3.4 12.7 8.5 2.1 5.1 1 11.1-3 15l-18.6 18.6c-5.4 5.4-14.1 5.4-19.5 0l-18.6-18.6c-3.9-3.9-5.1-9.9-3-15 2.1-5.2 7.2-8.5 12.7-8.5h37.3Z"
+        fill="none"
+        stroke={`url(#${gradientId})`}
+        strokeWidth="10"
+        strokeLinecap="round"
+        strokeLinejoin="round"
+      />
+      <circle cx="500" cy="500" r="388.6" fill="none" stroke={`url(#${gradientId})`} strokeWidth="18" />
+    </svg>
+  );
+}
 
 const decisions = [
   "ALLOW",
@@ -242,7 +281,7 @@ export function AgentGuardSite() {
 
       <header className="topbar">
         <a className="brand" href="#top" aria-label="Cairo Agent Guard home">
-          <img src="/AgentGuard/cairo-logo.svg" alt="" />
+          <CairoLogo />
           <span><b>Cairo</b> Agent Guard</span>
         </a>
         <button
@@ -282,7 +321,7 @@ export function AgentGuardSite() {
           <div className="hero-visual" aria-label="Example Agent Guard authorization decision">
             <div className="orbit orbit-a" />
             <div className="orbit orbit-b" />
-            <div className="hero-shield"><img src="/AgentGuard/cairo-logo.svg" alt="Cairo logo" /></div>
+            <div className="hero-shield"><CairoLogo title="Cairo" /></div>
             <div className="signal signal-identity"><span>IDENTITY</span><b>VERIFIED CLAIM</b></div>
             <div className="signal signal-mission"><span>MISSION</span><b>BOUND</b></div>
             <div className="signal signal-risk"><span>RISK</span><b>17 / 100</b></div>
@@ -343,7 +382,7 @@ export function AgentGuardSite() {
           <div className="section-heading"><div><span className="kicker">AGENT GUARD EDGE</span><h2>Protect your platform from agents.</h2></div><p>External agent authority is never automatically accepted. Edge intersects verified authority with your platform’s own policy before the request reaches an API, tool, data store, or device.</p></div>
           <div className="edge-pipeline"><div><span>01</span><b>Discover</b><small>Agent-aware ingress</small></div><div><span>02</span><b>Verify</b><small>Identity + authority</small></div><div><span>03</span><b>Classify</b><small>Trust state</small></div><div><span>04</span><b>Authorize</b><small>Local policy</small></div><div><span>05</span><b>Enforce</b><small>Before upstream</small></div><div><span>06</span><b>Record</b><small>Security evidence</small></div></div>
           <div className="edge-grid">
-            <div className="edge-map"><div className="edge-origin">External autonomous actor</div><div className="edge-core"><img src="/AgentGuard/cairo-logo.svg" alt="" /><b>AGENT GUARD EDGE</b><span>Platform sovereignty boundary</span></div><div className="edge-targets"><span>API</span><span>SaaS</span><span>MCP</span><span>DATA</span><span>COMMERCE</span><span>DEVICE</span></div></div>
+            <div className="edge-map"><div className="edge-origin">External autonomous actor</div><div className="edge-core"><CairoLogo /><b>AGENT GUARD EDGE</b><span>Platform sovereignty boundary</span></div><div className="edge-targets"><span>API</span><span>SaaS</span><span>MCP</span><span>DATA</span><span>COMMERCE</span><span>DEVICE</span></div></div>
             <div className="trust-states"><h3>Trust is a live state.</h3><div><b className="verified">VERIFIED</b><span>Continue to authority and policy.</span></div><div><b className="constrained">CONSTRAINED</b><span>Narrow routes, methods, budgets, or data.</span></div><div><b className="challenged">CHALLENGED</b><span>Require stronger evidence or approval.</span></div><div><b className="unknown">UNKNOWN</b><span>Isolate or deny sensitive access.</span></div><div><b className="revoked">REVOKED</b><span>Deny and link a security incident.</span></div><div><b className="hostile">HOSTILE</b><span>Quarantine and propagate intelligence.</span></div></div>
           </div>
           <p className="boundary-note centered"><b>Product boundary:</b> V0.1 ships Edge architecture and reference enforcement primitives. Distributed replay, semantic DLP, behavior detection, global control plane, HA, and SLAs remain managed-platform work.</p>
@@ -352,7 +391,7 @@ export function AgentGuardSite() {
         <section id="runtime" className="section runtime-section">
           <div className="shell">
             <div className="section-heading light"><div><span className="kicker">AGENT GUARD RUNTIME</span><h2>Protect the world from your agent.</h2></div><p>The model can reason about actions. Only the external Guardian can authorize and execute them.</p></div>
-            <div className="runtime-diagram"><div className="runtime-agent"><span>UNTRUSTED</span><b>Agent / model process</b><small>Proposes actions</small></div><div className="runtime-arrow">↓</div><div className="runtime-kernel"><img src="/AgentGuard/cairo-logo.svg" alt="" /><span>TRUSTED ENFORCEMENT</span><b>Agent Guard Kernel</b><small>Identity · mission · capability · replay · risk · revocation</small></div><div className="runtime-arrow">↓</div><div className="runtime-targets">{['MCP','TOOLS','SHELL','FILES','NETWORK','SECRETS','DELEGATION','CLOUD','PAIP'].map((item) => <span key={item}>{item}</span>)}</div></div>
+            <div className="runtime-diagram"><div className="runtime-agent"><span>UNTRUSTED</span><b>Agent / model process</b><small>Proposes actions</small></div><div className="runtime-arrow">↓</div><div className="runtime-kernel"><CairoLogo /><span>TRUSTED ENFORCEMENT</span><b>Agent Guard Kernel</b><small>Identity · mission · capability · replay · risk · revocation</small></div><div className="runtime-arrow">↓</div><div className="runtime-targets">{['MCP','TOOLS','SHELL','FILES','NETWORK','SECRETS','DELEGATION','CLOUD','PAIP'].map((item) => <span key={item}>{item}</span>)}</div></div>
             <div className="controls-grid"><article><span>01</span><h3>Capability control</h3><p>Short-lived, mission-bound, revocable authority instead of raw credentials.</p></article><article><span>02</span><h3>Delegation guard</h3><p>Every child remains a strict subset of parent scope, time, risk, and depth.</p></article><article><span>03</span><h3>Blind secrets</h3><p>Perform authenticated work without revealing credentials to the model.</p></article><article><span>04</span><h3>Replay defense</h3><p>Reject reused request IDs, nonces, and stale authorization envelopes.</p></article><article><span>05</span><h3>Quarantine trees</h3><p>Stop an agent and its known delegated descendants immediately.</p></article><article><span>06</span><h3>Flight recorder</h3><p>Hash-chain structured actions without collecting private chain-of-thought.</p></article></div>
           </div>
         </section>
@@ -407,10 +446,10 @@ export function AgentGuardSite() {
 └── website/`}</pre></div></div>
         </section>
 
-        <section className="finale shell"><div className="finale-logo"><img src="/AgentGuard/cairo-logo.svg" alt="" /></div><span className="kicker">CAIRO AGENT GUARD</span><h2>Autonomous intelligence needs autonomous security.</h2><p>Build agents that can become more capable without silently becoming more powerful.</p><div className="hero-actions"><a className="button" href="#quickstart">Start integrating</a><a className="button button-ghost" href="#certification">Get certified</a></div></section>
+        <section className="finale shell"><div className="finale-logo"><CairoLogo /></div><span className="kicker">CAIRO AGENT GUARD</span><h2>Autonomous intelligence needs autonomous security.</h2><p>Build agents that can become more capable without silently becoming more powerful.</p><div className="hero-actions"><a className="button" href="#quickstart">Start integrating</a><a className="button button-ghost" href="#certification">Get certified</a></div></section>
       </main>
 
-      <footer><div className="shell footer-grid"><div className="brand footer-brand"><img src="/AgentGuard/cairo-logo.svg" alt="" /><span><b>Cairo</b> Agent Guard</span></div><p>Agentic security infrastructure by ColomboAI.</p><div><a href="https://github.com/ColomboAI-com/cairo-agent-guard">GitHub</a><a href="#docs">Documentation</a><a href="#certification">Certification</a></div><div><span>Cairo.sh/AgentGuard</span><span>V0.1 Foundation</span><span>© 2026 ColomboAI Inc.</span></div></div></footer>
+      <footer><div className="shell footer-grid"><div className="brand footer-brand"><CairoLogo /><span><b>Cairo</b> Agent Guard</span></div><p>Agentic security infrastructure by ColomboAI.</p><div><a href="https://github.com/ColomboAI-com/cairo-agent-guard">GitHub</a><a href="#docs">Documentation</a><a href="#certification">Certification</a></div><div><span>Cairo.sh/AgentGuard</span><span>V0.1 Foundation</span><span>© 2026 ColomboAI Inc.</span></div></div></footer>
     </>
   );
 }
diff --git a/website/tests/site.test.mjs b/website/tests/site.test.mjs
index a3155d4..cf5f70b 100644
--- a/website/tests/site.test.mjs
+++ b/website/tests/site.test.mjs
@@ -20,3 +20,9 @@ test("hosting package declares durable certification storage", () => {
   assert.equal(hosting.r2, null);
   assert.equal(existsSync("drizzle/0000_lethal_marvel_boy.sql"), true);
 });
+
+test("visible Cairo logos are self-contained across reverse proxies", () => {
+  const source = readFileSync("app/site-client.tsx", "utf8");
+  assert.match(source, /function CairoLogo/);
+  assert.doesNotMatch(source, /\/AgentGuard\/cairo-logo\.svg/);
+});