diff --git a/templates/projects/detail.html b/templates/projects/detail.html
index 572493a..a5074f9 100644
--- a/templates/projects/detail.html
+++ b/templates/projects/detail.html
@@ -18,16 +18,16 @@
         <span class="text-gray-900 dark:text-white font-medium" id="project-name-breadcrumb">Project</span>
     </nav>
 
-    <!-- Client portal actions for this project -->
+    <!-- Client portal access for this project -->
     <div class="shrink-0 flex items-center gap-2">
-        <button type="button" onclick="openShareModal()"
+        <button type="button" onclick="openPortalAccess()"
                 class="inline-flex items-center gap-1.5 px-3 py-1.5 text-sm rounded-lg border border-slate-600 bg-slate-700/40 text-gray-200 hover:bg-slate-700 transition-colors"
-                title="Get a shareable link to this project's client portal">
+                title="Manage this project's client portal access">
             <svg class="w-4 h-4" fill="none" stroke="currentColor" viewBox="0 0 24 24">
-                <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M13.828 10.172a4 4 0 010 5.656l-3 3a4 4 0 11-5.656-5.656l1.5-1.5"></path>
-                <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M10.172 13.828a4 4 0 010-5.656l3-3a4 4 0 115.656 5.656l-1.5 1.5"></path>
+                <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2"
+                      d="M12 15v2m-6 4h12a2 2 0 002-2v-6a2 2 0 00-2-2H6a2 2 0 00-2 2v6a2 2 0 002 2zm10-10V7a4 4 0 00-8 0v4h8z"></path>
             </svg>
-            Copy client link
+            Portal access
         </button>
         <a href="/projects/{{ project_id }}/portal-preview" target="_blank" rel="noopener"
            class="inline-flex items-center gap-1.5 px-3 py-1.5 text-sm rounded-lg border border-seismo-orange/40 bg-seismo-orange/10 text-seismo-orange hover:bg-seismo-orange/20 transition-colors"
@@ -36,7 +36,7 @@
                 <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M15 12a3 3 0 11-6 0 3 3 0 016 0z"></path>
                 <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M2.458 12C3.732 7.943 7.523 5 12 5c4.478 0 8.268 2.943 9.542 7-1.274 4.057-5.064 7-9.542 7-4.477 0-8.268-2.943-9.542-7z"></path>
             </svg>
-            View client portal
+            Preview
         </a>
     </div>
 </div>
@@ -2098,123 +2098,82 @@ document.addEventListener('DOMContentLoaded', function() {
 
 </script>
 
-<!-- Share client portal link modal -->
-<div id="share-modal" class="hidden fixed inset-0 z-50 flex items-center justify-center bg-black/50 p-4"
-     onclick="if(event.target===this)closeShareModal()">
+<!-- Portal access modal -->
+<div id="portal-access-modal" class="hidden fixed inset-0 z-50 flex items-center justify-center bg-black/50 p-4"
+     onclick="if(event.target===this)closePortalAccess()">
     <div class="bg-white dark:bg-slate-800 rounded-xl shadow-xl w-full max-w-lg p-6">
         <div class="flex items-center justify-between mb-1">
-            <h3 class="text-lg font-semibold text-gray-900 dark:text-white">Client portal link</h3>
-            <button onclick="closeShareModal()" class="text-gray-400 hover:text-gray-600 dark:hover:text-gray-200">
+            <h3 class="text-lg font-semibold text-gray-900 dark:text-white">Client portal access</h3>
+            <button onclick="closePortalAccess()" class="text-gray-400 hover:text-gray-600 dark:hover:text-gray-200">
                 <svg class="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M6 18L18 6M6 6l12 12"/></svg>
             </button>
         </div>
         <p class="text-sm text-gray-500 dark:text-gray-400 mb-4">
-            Anyone with a link can view this project's client portal (read-only). Links are revocable.
+            Send the client the link <em>and</em> the password. Read-only. Disabling rotates the link.
         </p>
 
-        {% if portal_open_links %}
-        <!-- Dev quick link: plain, no-token URL anyone can open (PORTAL_OPEN_LINKS on) -->
-        <div class="mb-4 p-3 rounded-lg bg-amber-50 dark:bg-amber-900/20 border border-amber-200 dark:border-amber-800/50">
-            <label class="block text-xs font-medium text-amber-700 dark:text-amber-300 mb-1">Quick share link (dev — anyone can open, no login)</label>
-            <div class="flex gap-2">
-                <input id="open-url" readonly
-                       class="flex-1 px-3 py-2 text-sm rounded-lg border border-amber-300 dark:border-amber-700 bg-white dark:bg-slate-900 text-gray-800 dark:text-gray-200" />
-                <button onclick="copyOpenUrl(this)" class="px-3 py-2 text-sm rounded-lg bg-seismo-orange text-white hover:bg-orange-600">Copy</button>
-            </div>
-            <p class="text-xs text-amber-600 dark:text-amber-400 mt-1">For feedback during development. Disable <code>PORTAL_OPEN_LINKS</code> before real clients.</p>
-        </div>
-        {% endif %}
-
-        <div id="share-new" class="hidden mb-4">
-            <label class="block text-xs text-gray-500 dark:text-gray-400 mb-1">New link &mdash; copy it now</label>
-            <div class="flex gap-2">
-                <input id="share-new-url" readonly
-                       class="flex-1 px-3 py-2 text-sm rounded-lg border border-slate-300 dark:border-slate-600 bg-gray-50 dark:bg-slate-900 text-gray-800 dark:text-gray-200" />
-                <button onclick="copyShareUrl(this)" class="px-3 py-2 text-sm rounded-lg bg-seismo-orange text-white hover:bg-orange-600">Copy</button>
-            </div>
+        <div class="flex items-center justify-between mb-4">
+            <span class="text-sm font-medium text-gray-700 dark:text-gray-200">Portal enabled</span>
+            <button id="pa-toggle" onclick="togglePortalEnabled()"
+                    class="px-3 py-1.5 text-sm rounded-lg border border-slate-300 dark:border-slate-600">…</button>
         </div>
 
-        <div class="flex items-center justify-between mb-2">
-            <span class="text-xs font-medium text-gray-500 dark:text-gray-400 uppercase tracking-wide">Active links</span>
-            <button onclick="generateShareLink()" class="text-sm text-seismo-orange hover:text-seismo-navy font-medium">+ Generate new link</button>
+        <div id="pa-details" class="hidden space-y-4">
+            <div>
+                <label class="block text-xs text-gray-500 dark:text-gray-400 mb-1">Portal link</label>
+                <div class="flex gap-2">
+                    <input id="pa-link" readonly class="flex-1 px-3 py-2 text-sm rounded-lg border border-slate-300 dark:border-slate-600 bg-gray-50 dark:bg-slate-900 text-gray-800 dark:text-gray-200" />
+                    <button onclick="copyField('pa-link', this)" class="px-3 py-2 text-sm rounded-lg bg-seismo-orange text-white hover:bg-orange-600">Copy</button>
+                </div>
+            </div>
+            <div>
+                <label class="block text-xs text-gray-500 dark:text-gray-400 mb-1">Password</label>
+                <div class="flex gap-2">
+                    <input id="pa-pass" readonly placeholder="•••••••• (set one below)"
+                           class="flex-1 px-3 py-2 text-sm rounded-lg border border-slate-300 dark:border-slate-600 bg-gray-50 dark:bg-slate-900 text-gray-800 dark:text-gray-200" />
+                    <button onclick="copyField('pa-pass', this)" class="px-3 py-2 text-sm rounded-lg bg-seismo-orange text-white hover:bg-orange-600">Copy</button>
+                </div>
+                <button onclick="regeneratePassword()" class="mt-2 text-sm text-seismo-orange hover:text-seismo-navy font-medium">↻ Generate new password</button>
+                <p class="text-xs text-gray-400 mt-1">Shown once — copy it now. Regenerating invalidates the old one.</p>
+            </div>
         </div>
-        <div id="share-list" class="space-y-2 max-h-56 overflow-y-auto"></div>
     </div>
 </div>
 
 <script>
-const SHARE_PROJECT_ID = "{{ project_id }}";
-function openShareModal() {
-    document.getElementById('share-modal').classList.remove('hidden');
-    document.getElementById('share-new').classList.add('hidden');
-    const ou = document.getElementById('open-url');   // only present when PORTAL_OPEN_LINKS on
-    if (ou) ou.value = `${location.origin}/portal/open/${SHARE_PROJECT_ID}`;
-    loadShareLinks();
-}
-function closeShareModal() { document.getElementById('share-modal').classList.add('hidden'); }
+const PA_PROJECT_ID = "{{ project_id }}";
+function openPortalAccess() { document.getElementById('portal-access-modal').classList.remove('hidden'); loadPortalAccess(); }
+function closePortalAccess() { document.getElementById('portal-access-modal').classList.add('hidden'); }
 
-function copyOpenUrl(btn) {
-    const inp = document.getElementById('open-url');
-    inp.select();
+function copyField(id, btn) {
+    const inp = document.getElementById(id); inp.select();
     const done = () => { btn.textContent = 'Copied!'; setTimeout(() => btn.textContent = 'Copy', 1500); };
     if (navigator.clipboard) navigator.clipboard.writeText(inp.value).then(done).catch(() => { document.execCommand('copy'); done(); });
     else { document.execCommand('copy'); done(); }
 }
 
-async function loadShareLinks() {
-    const list = document.getElementById('share-list');
-    list.innerHTML = '<div class="text-sm text-gray-400">Loading…</div>';
-    try {
-        const j = await (await fetch(`/projects/${SHARE_PROJECT_ID}/portal-links`)).json();
-        if (!j.links || !j.links.length) {
-            list.innerHTML = '<div class="text-sm text-gray-400">No links yet — generate one above.</div>';
-            return;
-        }
-        list.innerHTML = '';
-        for (const l of j.links) {
-            const last = l.last_used_at ? ('last used ' + new Date(l.last_used_at + 'Z').toLocaleString()) : 'never used';
-            const row = document.createElement('div');
-            row.className = 'flex items-center justify-between gap-2 px-3 py-2 rounded-lg border border-slate-200 dark:border-slate-700';
-            row.innerHTML = `<div class="text-sm min-w-0">
-                <div class="text-gray-800 dark:text-gray-200 truncate">${l.label || 'Link'}</div>
-                <div class="text-xs text-gray-400">${last}</div></div>`;
-            const btn = document.createElement('button');
-            btn.className = 'shrink-0 text-xs text-red-600 hover:text-red-700';
-            btn.textContent = 'Revoke';
-            btn.onclick = () => revokeShareLink(l.id);
-            row.appendChild(btn);
-            list.appendChild(row);
-        }
-    } catch (e) {
-        list.innerHTML = '<div class="text-sm text-red-500">Failed to load links.</div>';
-    }
+async function loadPortalAccess() {
+    const j = await (await fetch(`/projects/${PA_PROJECT_ID}/portal-access`)).json();
+    renderPortalAccess(j);
 }
-
-async function generateShareLink() {
-    try {
-        const j = await (await fetch(`/projects/${SHARE_PROJECT_ID}/portal-link`, { method: 'POST' })).json();
-        if (j.url) {
-            document.getElementById('share-new').classList.remove('hidden');
-            document.getElementById('share-new-url').value = j.url;
-            loadShareLinks();
-        }
-    } catch (e) {
-        if (window.showToast) showToast('Failed to generate link', 'error');
-    }
+function renderPortalAccess(j) {
+    const toggle = document.getElementById('pa-toggle');
+    const details = document.getElementById('pa-details');
+    toggle.textContent = j.enabled ? 'On — click to disable' : 'Off — click to enable';
+    toggle.className = 'px-3 py-1.5 text-sm rounded-lg border ' +
+        (j.enabled ? 'border-green-500 text-green-600 dark:text-green-400' : 'border-slate-300 dark:border-slate-600');
+    details.classList.toggle('hidden', !j.enabled);
+    if (j.enabled && j.link_url) document.getElementById('pa-link').value = j.link_url;
 }
-
-function copyShareUrl(btn) {
-    const inp = document.getElementById('share-new-url');
-    inp.select();
-    const done = () => { btn.textContent = 'Copied!'; setTimeout(() => btn.textContent = 'Copy', 1500); };
-    if (navigator.clipboard) navigator.clipboard.writeText(inp.value).then(done).catch(() => { document.execCommand('copy'); done(); });
-    else { document.execCommand('copy'); done(); }
+async function togglePortalEnabled() {
+    const on = document.getElementById('pa-toggle').textContent.startsWith('On');
+    const j = await (await fetch(`/projects/${PA_PROJECT_ID}/portal-access/${on ? 'disable' : 'enable'}`, { method: 'POST' })).json();
+    if (on) renderPortalAccess({ enabled: false, link_url: null });
+    else renderPortalAccess(j);
 }
-
-async function revokeShareLink(id) {
-    if (!confirm('Revoke this link? Anyone using it will be signed out on their next action.')) return;
-    try { await fetch(`/projects/${SHARE_PROJECT_ID}/portal-link/${id}/revoke`, { method: 'POST' }); loadShareLinks(); }
-    catch (e) { if (window.showToast) showToast('Failed to revoke', 'error'); }
+async function regeneratePassword() {
+    const j = await (await fetch(`/projects/${PA_PROJECT_ID}/portal-access/password`, { method: 'POST' })).json();
+    if (j.password) { const f = document.getElementById('pa-pass'); f.value = j.password; f.placeholder = ''; }
 }
 </script>
 {% endblock %}