diff --git a/brand/index.html b/brand/index.html
index 16b60a2..94eda48 100644
--- a/brand/index.html
+++ b/brand/index.html
@@ -156,7 +156,7 @@
   <a href="../plug-ins/">Plug-ins</a>
   <a href="../extensions/">Extensions</a>
   <a href="../dev/">Developers</a>
-  <a href="https://sirius.x/" title="Register a BCNR name"><svg class="tabicon" viewBox="0 0 64 64" aria-hidden="true"><rect width="64" height="64" rx="12" fill="#0b0e14"/><path d="M32 4 L36.4 27.6 L60 32 L36.4 36.4 L32 60 L27.6 36.4 L4 32 L27.6 27.6 Z" fill="#d6ff3d"/></svg><span>Sirius<span class="g">.X</span></span></a>
+  <a href="//sirius.x/" title="Register a BCNR name"><svg class="tabicon" viewBox="0 0 64 64" aria-hidden="true"><rect width="64" height="64" rx="12" fill="#0b0e14"/><path d="M32 4 L36.4 27.6 L60 32 L36.4 36.4 L32 60 L27.6 36.4 L4 32 L27.6 27.6 Z" fill="#d6ff3d"/></svg><span>Sirius<span class="g">.X</span></span></a>
   <a class="get" href="../#download">Get Theseus</a>
   <details class="menu">
     <summary aria-label="Open menu">
@@ -166,7 +166,7 @@
       <a href="../plug-ins/">Plug-ins</a>
       <a href="../extensions/">Extensions</a>
       <a href="../dev/">Developers</a>
-      <a href="https://sirius.x/">Sirius.X</a>
+      <a href="//sirius.x/">Sirius.X</a>
     </div>
   </details>
 </nav>
@@ -319,8 +319,8 @@
 </div>
 
 <footer>
-  Sibling brand kits: <a href="https://sirius.x/brand/">sirius.x/brand</a> ·
-  <a href="https://ariadne.x/brand/">ariadne.x/brand</a>
+  Sibling brand kits: <a href="//sirius.x/brand/">sirius.x/brand</a> ·
+  <a href="//ariadne.x/brand/">ariadne.x/brand</a>
 </footer>
 
 <script>
diff --git a/dev/index.html b/dev/index.html
index ce0893a..d3feb8c 100644
--- a/dev/index.html
+++ b/dev/index.html
@@ -139,7 +139,7 @@
   <a href="../plug-ins/">Plug-ins</a>
   <a href="../extensions/">Extensions</a>
   <a class="here" href="./">Developers</a>
-  <a href="https://sirius.x/" title="Register a BCNR name"><svg class="tabicon" viewBox="0 0 64 64" aria-hidden="true"><rect width="64" height="64" rx="12" fill="#0b0e14"/><path d="M32 4 L36.4 27.6 L60 32 L36.4 36.4 L32 60 L27.6 36.4 L4 32 L27.6 27.6 Z" fill="#d6ff3d"/></svg><span>Sirius<span class="g">.X</span></span></a>
+  <a href="//sirius.x/" title="Register a BCNR name"><svg class="tabicon" viewBox="0 0 64 64" aria-hidden="true"><rect width="64" height="64" rx="12" fill="#0b0e14"/><path d="M32 4 L36.4 27.6 L60 32 L36.4 36.4 L32 60 L27.6 36.4 L4 32 L27.6 27.6 Z" fill="#d6ff3d"/></svg><span>Sirius<span class="g">.X</span></span></a>
   <a class="get" href="../#download" style="margin-left:auto;background:rgba(214,255,61,.10);color:var(--acid);font-weight:500">Get Theseus</a>
   <details class="menu">
     <summary aria-label="Open menu">
@@ -149,7 +149,7 @@
       <a href="../plug-ins/">Plug-ins</a>
       <a href="../extensions/">Extensions</a>
       <a href="./">Developers</a>
-      <a href="https://sirius.x/">Sirius.X</a>
+      <a href="//sirius.x/">Sirius.X</a>
     </div>
   </details>
 </nav>
@@ -184,12 +184,12 @@
     <div class="card">
       <h3>→ Resolve a BNS name from your own code</h3>
       <p>Protocol, record types, minimum resolver, reference implementations, public endpoints.</p>
-      <a class="cta" href="https://ariadne.x/dev/">ariadne.x/dev</a>
+      <a class="cta" href="//ariadne.x/dev/">ariadne.x/dev</a>
     </div>
     <div class="card">
       <h3>→ Ariadne's Thread</h3>
       <p>What it is, how it works, system-wide mode, trust model.</p>
-      <a class="cta" href="https://ariadne.x/thread/">ariadne.x/thread</a>
+      <a class="cta" href="//ariadne.x/thread/">ariadne.x/thread</a>
     </div>
     <div class="card">
       <h3>→ Protocol spec</h3>
@@ -224,7 +224,7 @@ GET /api/dns/&lt;name&gt;
 GET /health</code></pre>
 
   <p>Full embedding guide, platform coverage table, and the NSIS/Inno chain-install snippets
-     live on <a href="https://ariadne.x/dev/#embed">ariadne.x/dev/#embed</a>.</p>
+     live on <a href="//ariadne.x/dev/#embed">ariadne.x/dev/#embed</a>.</p>
 </section>
 
 <section id="extensions">
@@ -235,7 +235,7 @@ GET /health</code></pre>
 
   <h3>Publish an extension</h3>
   <ol>
-    <li>Register a <code>.x</code> name on <a href="https://sirius.x/">sirius.x</a>.</li>
+    <li>Register a <code>.x</code> name on <a href="//sirius.x/">sirius.x</a>.</li>
     <li>Build your extension tarball — same manifest as Chrome extensions plus a Silent Mode
         <code>addon.json</code>.</li>
     <li>Upload it with <code>PUT /api/ext</code>, signed with the wallet that owns the name.</li>
@@ -287,7 +287,7 @@ GET /health</code></pre>
       <h5>Developers</h5>
       <ul>
         <li><a href="./">Theseus dev guide</a></li>
-        <li><a href="https://ariadne.x/dev/">Resolver guide <span class="ext">↗</span></a></li>
+        <li><a href="//ariadne.x/dev/">Resolver guide <span class="ext">↗</span></a></li>
         <li><a href="https://code.silentmode.st/silentmode/theseus">Source <span class="ext">↗</span></a></li>
       </ul>
     </div>
@@ -304,9 +304,9 @@ GET /health</code></pre>
     <div>
       <h5>Pantheon</h5>
       <ul>
-        <li><a href="https://ariadne.x/">Ariadne<span class="g">.X</span> — mobile</a></li>
-        <li><a href="https://sirius.x/">Sirius<span class="g">.X</span> — names</a></li>
-        <li><a href="https://hephaestus.x/">Hephaestus<span class="g">.X</span> — forge</a></li>
+        <li><a href="//ariadne.x/">Ariadne<span class="g">.X</span> — mobile</a></li>
+        <li><a href="//sirius.x/">Sirius<span class="g">.X</span> — names</a></li>
+        <li><a href="//hephaestus.x/">Hephaestus<span class="g">.X</span> — forge</a></li>
       </ul>
     </div>
   </div>
diff --git a/extensions/index.html b/extensions/index.html
index c8bddcc..6c57240 100644
--- a/extensions/index.html
+++ b/extensions/index.html
@@ -170,7 +170,7 @@
   <a href="../plug-ins/">Plug-ins</a>
   <a class="here" href="./">Extensions</a>
   <a href="../dev/">Developers</a>
-  <a href="https://sirius.x/" title="Register a BCNR name"><svg class="tabicon" viewBox="0 0 64 64" aria-hidden="true"><rect width="64" height="64" rx="12" fill="#0b0e14"/><path d="M32 4 L36.4 27.6 L60 32 L36.4 36.4 L32 60 L27.6 36.4 L4 32 L27.6 27.6 Z" fill="#d6ff3d"/></svg><span>Sirius<span class="g">.X</span></span></a>
+  <a href="//sirius.x/" title="Register a BCNR name"><svg class="tabicon" viewBox="0 0 64 64" aria-hidden="true"><rect width="64" height="64" rx="12" fill="#0b0e14"/><path d="M32 4 L36.4 27.6 L60 32 L36.4 36.4 L32 60 L27.6 36.4 L4 32 L27.6 27.6 Z" fill="#d6ff3d"/></svg><span>Sirius<span class="g">.X</span></span></a>
   <a class="get" href="../#download">Get Theseus</a>
   <details class="menu">
     <summary aria-label="Open menu">
@@ -180,7 +180,7 @@
       <a href="../plug-ins/">Plug-ins</a>
       <a href="./">Extensions</a>
       <a href="../dev/">Developers</a>
-      <a href="https://sirius.x/">Sirius.X</a>
+      <a href="//sirius.x/">Sirius.X</a>
     </div>
   </details>
 </nav>
diff --git a/index.html b/index.html
index 594fcda..16ce577 100644
--- a/index.html
+++ b/index.html
@@ -205,7 +205,7 @@
   <a href="plug-ins/">Plug-ins</a>
   <a href="extensions/">Extensions</a>
   <a href="dev/">Developers</a>
-  <a href="https://sirius.x/" title="Register a BCNR name"><svg class="tabicon" viewBox="0 0 64 64" aria-hidden="true"><rect width="64" height="64" rx="12" fill="#0b0e14"/><path d="M32 4 L36.4 27.6 L60 32 L36.4 36.4 L32 60 L27.6 36.4 L4 32 L27.6 27.6 Z" fill="#d6ff3d"/></svg><span>Sirius<span class="g">.X</span></span></a>
+  <a href="//sirius.x/" title="Register a BCNR name"><svg class="tabicon" viewBox="0 0 64 64" aria-hidden="true"><rect width="64" height="64" rx="12" fill="#0b0e14"/><path d="M32 4 L36.4 27.6 L60 32 L36.4 36.4 L32 60 L27.6 36.4 L4 32 L27.6 27.6 Z" fill="#d6ff3d"/></svg><span>Sirius<span class="g">.X</span></span></a>
   <a class="get" href="#download">Get Theseus</a>
   <!-- Mobile hamburger — shown only at ≤720px, holds the same contextual
        nav as the inline links above. Brand book + Whitepaper intentionally
@@ -220,7 +220,7 @@
       <a href="plug-ins/">Plug-ins</a>
       <a href="extensions/">Extensions</a>
       <a href="dev/">Developers</a>
-      <a href="https://sirius.x/" title="Register a BCNR name"><svg class="tabicon" viewBox="0 0 64 64" aria-hidden="true"><rect width="64" height="64" rx="12" fill="#0b0e14"/><path d="M32 4 L36.4 27.6 L60 32 L36.4 36.4 L32 60 L27.6 36.4 L4 32 L27.6 27.6 Z" fill="#d6ff3d"/></svg><span>Sirius<span class="g">.X</span></span></a>
+      <a href="//sirius.x/" title="Register a BCNR name"><svg class="tabicon" viewBox="0 0 64 64" aria-hidden="true"><rect width="64" height="64" rx="12" fill="#0b0e14"/><path d="M32 4 L36.4 27.6 L60 32 L36.4 36.4 L32 60 L27.6 36.4 L4 32 L27.6 27.6 Z" fill="#d6ff3d"/></svg><span>Sirius<span class="g">.X</span></span></a>
     </div>
   </details>
 </nav>
@@ -450,9 +450,9 @@ Expected:
     <div>
       <h5>Pantheon</h5>
       <ul>
-        <li><a href="https://sirius.x/" rel="noopener">Sirius<span class="g">.X</span> — names</a></li>
-        <li><a href="https://ariadne.x/" rel="noopener">Ariadne<span class="g">.X</span> — mobile</a></li>
-        <li><a href="https://hephaestus.x/" rel="noopener">Hephaestus<span class="g">.X</span> — forge</a></li>
+        <li><a href="//sirius.x/" rel="noopener">Sirius<span class="g">.X</span> — names</a></li>
+        <li><a href="//ariadne.x/" rel="noopener">Ariadne<span class="g">.X</span> — mobile</a></li>
+        <li><a href="//hephaestus.x/" rel="noopener">Hephaestus<span class="g">.X</span> — forge</a></li>
         <li><a href="https://silentmode.st/" rel="noopener">silentmode.st <span class="ext">↗</span></a></li>
       </ul>
     </div>
diff --git a/plug-ins/index.html b/plug-ins/index.html
index 1060a73..1eb99f2 100644
--- a/plug-ins/index.html
+++ b/plug-ins/index.html
@@ -141,7 +141,7 @@
   <a class="here" href="./">Plug-ins</a>
   <a href="../extensions/">Extensions</a>
   <a href="../dev/">Developers</a>
-  <a href="https://sirius.x/" title="Register a BCNR name"><svg class="tabicon" viewBox="0 0 64 64" aria-hidden="true"><rect width="64" height="64" rx="12" fill="#0b0e14"/><path d="M32 4 L36.4 27.6 L60 32 L36.4 36.4 L32 60 L27.6 36.4 L4 32 L27.6 27.6 Z" fill="#d6ff3d"/></svg><span>Sirius<span class="g">.X</span></span></a>
+  <a href="//sirius.x/" title="Register a BCNR name"><svg class="tabicon" viewBox="0 0 64 64" aria-hidden="true"><rect width="64" height="64" rx="12" fill="#0b0e14"/><path d="M32 4 L36.4 27.6 L60 32 L36.4 36.4 L32 60 L27.6 36.4 L4 32 L27.6 27.6 Z" fill="#d6ff3d"/></svg><span>Sirius<span class="g">.X</span></span></a>
   <a class="get" href="../#download">Get Theseus</a>
   <details class="menu">
     <summary aria-label="Open menu">
@@ -151,7 +151,7 @@
       <a href="./">Plug-ins</a>
       <a href="../extensions/">Extensions</a>
       <a href="../dev/">Developers</a>
-      <a href="https://sirius.x/">Sirius.X</a>
+      <a href="//sirius.x/">Sirius.X</a>
     </div>
   </details>
 </nav>
diff --git a/whitepaper/index.html b/whitepaper/index.html
index bea8663..c83339f 100644
--- a/whitepaper/index.html
+++ b/whitepaper/index.html
@@ -96,7 +96,7 @@
   <a href="../plug-ins/">Plug-ins</a>
   <a href="../extensions/">Extensions</a>
   <a href="../dev/">Developers</a>
-  <a href="https://sirius.x/" title="Register a BCNR name"><svg class="tabicon" viewBox="0 0 64 64" aria-hidden="true"><rect width="64" height="64" rx="12" fill="#0b0e14"/><path d="M32 4 L36.4 27.6 L60 32 L36.4 36.4 L32 60 L27.6 36.4 L4 32 L27.6 27.6 Z" fill="#d6ff3d"/></svg><span>Sirius<span class="g">.X</span></span></a>
+  <a href="//sirius.x/" title="Register a BCNR name"><svg class="tabicon" viewBox="0 0 64 64" aria-hidden="true"><rect width="64" height="64" rx="12" fill="#0b0e14"/><path d="M32 4 L36.4 27.6 L60 32 L36.4 36.4 L32 60 L27.6 36.4 L4 32 L27.6 27.6 Z" fill="#d6ff3d"/></svg><span>Sirius<span class="g">.X</span></span></a>
   <a class="get" href="../#download">Get Theseus</a>
   <details class="menu">
     <summary aria-label="Open menu">
@@ -106,7 +106,7 @@
       <a href="../plug-ins/">Plug-ins</a>
       <a href="../extensions/">Extensions</a>
       <a href="../dev/">Developers</a>
-      <a href="https://sirius.x/">Sirius.X</a>
+      <a href="//sirius.x/">Sirius.X</a>
     </div>
   </details>
 </nav>