feat(ui): adapt admin management screens into responsive mobile cards and timeline feed

ui/components/AdminUsersPage.tsx

@@ -9,12 +9,21 @@ export const AdminUsersPage = ({
     <AdminLayout title="Manage Users" currentPath="/admin/users">
       <div
         id="status-banner"
-        style="display: none; margin-bottom: 1rem; padding: 0.75rem 1rem; border-radius: 4px; font-size: 0.9rem;"
+        style="display: none; margin-bottom: 1rem; padding: 0.75rem 1rem; border-radius: var(--radius-md); font-size: 0.9rem;"
       />
 
-      <div class="card">
+      <div style="margin-bottom: 1.5rem;">
-        <h2>User Management</h2>
+        <h1 style="font-size: 1.75rem; font-weight: 700; margin: 0 0 0.5rem 0; color: var(--text-primary);">
-        <p>Review and activate pending users.</p>
+          User Management
+        </h1>
+        <p style="color: var(--text-secondary); margin: 0; font-size: 0.95rem;">
+          Manage identities, activate pending registrations, and inspect role
+          grants.
+        </p>
+      </div>
+
+      {/* Desktop Table View (≥ 768px) */}
+      <div class="card desktop-only" style="display: none;">
         <div class="table-container">
           <table>
             <thead>
@@ -26,58 +35,168 @@ export const AdminUsersPage = ({
               </tr>
             </thead>
             <tbody>
-              {users.map((user) => (
+              {users.map((user) => {
-                <tr key={user.id}>
+                const statusClass = user.account_status === "active"
-                  <td>{user.username}</td>
+                  ? "badge-success"
-                  <td>{user.display_name || "-"}</td>
+                  : user.account_status === "suspended"
-                  <td>
+                  ? "badge-danger"
-                    <span class={`badge badge-${user.account_status}`}>
+                  : "badge-warning";
-                      {user.account_status}
+
-                    </span>
+                return (
-                  </td>
+                  <tr key={user.id}>
-                  <td>
+                    <td>
-                    <a
+                      <strong style="color: var(--text-primary);">
-                      href={`/admin/users/${user.id}`}
+                        {user.username}
-                      class="btn-action"
+                      </strong>
-                      style="text-decoration: none;"
+                    </td>
-                    >
+                    <td style="color: var(--text-secondary);">
-                      Manage
+                      {user.display_name || "-"}
-                    </a>
+                    </td>
-                    {user.account_status === "pending" && (
+                    <td>
-                      <button
+                      <span class={`badge ${statusClass}`}>
-                        type="button"
+                        {user.account_status}
-                        class="btn-action btn-success"
+                      </span>
-                        onclick={`updateStatus('${user.id}', 'active')`}
+                    </td>
-                      >
+                    <td>
-                        Activate
+                      <div style="display: flex; gap: 0.35rem;">
-                      </button>
+                        <a
-                    )}
+                          href={`/admin/users/${user.id}`}
-                    {user.account_status === "active" && (
+                          class="btn-outline"
-                      <button
+                          style="padding: 0.25rem 0.65rem; font-size: 0.8rem; min-height: 32px; text-decoration: none;"
-                        type="button"
+                        >
-                        class="btn-action btn-warning"
+                          Manage
-                        onclick={`updateStatus('${user.id}', 'suspended')`}
+                        </a>
-                      >
+                        {user.account_status === "pending" && (
-                        Suspend
+                          <button
-                      </button>
+                            type="button"
-                    )}
+                            class="btn-primary"
-                    {user.account_status === "suspended" && (
+                            style="background: var(--success); border-color: var(--success); padding: 0.25rem 0.65rem; font-size: 0.8rem; min-height: 32px;"
-                      <button
+                            onclick={`updateStatus('${user.id}', 'active')`}
-                        type="button"
+                          >
-                        class="btn-action btn-success"
+                            Activate
-                        onclick={`updateStatus('${user.id}', 'active')`}
+                          </button>
-                      >
+                        )}
-                        Re-Activate
+                        {user.account_status === "active" && (
-                      </button>
+                          <button
-                    )}
+                            type="button"
-                  </td>
+                            class="btn-danger"
-                </tr>
+                            style="padding: 0.25rem 0.65rem; font-size: 0.8rem; min-height: 32px;"
-              ))}
+                            onclick={`updateStatus('${user.id}', 'suspended')`}
+                          >
+                            Suspend
+                          </button>
+                        )}
+                        {user.account_status === "suspended" && (
+                          <button
+                            type="button"
+                            class="btn-primary"
+                            style="background: var(--success); border-color: var(--success); padding: 0.25rem 0.65rem; font-size: 0.8rem; min-height: 32px;"
+                            onclick={`updateStatus('${user.id}', 'active')`}
+                          >
+                            Re-Activate
+                          </button>
+                        )}
+                      </div>
+                    </td>
+                  </tr>
+                );
+              })}
             </tbody>
           </table>
         </div>
       </div>
 
+      {/* Mobile Card Deck (< 768px) */}
+      <div
+        class="mobile-only"
+        style="display: flex; flex-direction: column; gap: 1rem;"
+      >
+        {users.map((user) => {
+          const statusClass = user.account_status === "active"
+            ? "badge-success"
+            : user.account_status === "suspended"
+            ? "badge-danger"
+            : "badge-warning";
+
+          return (
+            <div class="card" key={user.id} style="margin-bottom: 0;">
+              <div style="display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 0.75rem;">
+                <div style="display: flex; align-items: center; gap: 0.65rem;">
+                  <div style="display: flex; align-items: center; justify-content: center; width: 38px; height: 38px; background: var(--primary-light); color: var(--primary); border-radius: var(--radius-md); font-weight: 700; font-size: 1rem;">
+                    {user.username.charAt(0).toUpperCase()}
+                  </div>
+                  <div>
+                    <h3 style="margin: 0; font-size: 1.05rem; color: var(--text-primary);">
+                      {user.username}
+                    </h3>
+                    <span style="font-size: 0.8rem; color: var(--text-muted);">
+                      {user.display_name || "No display name"}
+                    </span>
+                  </div>
+                </div>
+
+                <span class={`badge ${statusClass}`}>
+                  {user.account_status}
+                </span>
+              </div>
+
+              <div style="display: flex; gap: 0.5rem; margin-top: 1rem;">
+                <a
+                  href={`/admin/users/${user.id}`}
+                  class="btn-outline"
+                  style="flex: 1; text-decoration: none; justify-content: center; min-height: 40px; font-size: 0.85rem;"
+                >
+                  Manage User
+                </a>
+                {user.account_status === "pending" && (
+                  <button
+                    type="button"
+                    class="btn-primary"
+                    style="flex: 1; background: var(--success); border-color: var(--success); justify-content: center; min-height: 40px; font-size: 0.85rem;"
+                    onclick={`updateStatus('${user.id}', 'active')`}
+                  >
+                    Activate
+                  </button>
+                )}
+                {user.account_status === "active" && (
+                  <button
+                    type="button"
+                    class="btn-danger"
+                    style="flex: 1; justify-content: center; min-height: 40px; font-size: 0.85rem;"
+                    onclick={`updateStatus('${user.id}', 'suspended')`}
+                  >
+                    Suspend
+                  </button>
+                )}
+                {user.account_status === "suspended" && (
+                  <button
+                    type="button"
+                    class="btn-primary"
+                    style="flex: 1; background: var(--success); border-color: var(--success); justify-content: center; min-height: 40px; font-size: 0.85rem;"
+                    onclick={`updateStatus('${user.id}', 'active')`}
+                  >
+                    Re-Activate
+                  </button>
+                )}
+              </div>
+            </div>
+          );
+        })}
+      </div>
+
+      <style>
+        {`
+          @media (min-width: 768px) {
+            .desktop-only { display: block !important; }
+            .mobile-only { display: none !important; }
+          }
+          @media (max-width: 767px) {
+            .desktop-only { display: none !important; }
+            .mobile-only { display: flex !important; }
+          }
+        `}
+      </style>
+
       <script
         dangerouslySetInnerHTML={{
           __html: `
@@ -85,9 +204,9 @@ export const AdminUsersPage = ({
             const banner = document.getElementById('status-banner');
             banner.textContent = msg;
             banner.style.display = 'block';
-            banner.style.background = isError ? '#f8d7da' : '#d1e7dd';
+            banner.style.background = isError ? 'var(--danger-bg)' : 'var(--success-bg)';
-            banner.style.color = isError ? '#842029' : '#0f5132';
+            banner.style.color = isError ? 'var(--danger-text)' : 'var(--success-text)';
-            banner.style.border = isError ? '1px solid #f5c2c7' : '1px solid #badbcc';
+            banner.style.border = isError ? '1px solid var(--danger-border)' : '1px solid var(--success-border)';
             setTimeout(() => { banner.style.display = 'none'; }, 6000);
           }
 

ui/components/AuditLogPage.tsx

@@ -6,40 +6,80 @@ export const AuditLogPage = ({
   logs: any[];
 }) => {
   return (
-    <AdminLayout title="System Audit Logs" currentPath="/admin/audit-logs">
+    <AdminLayout title="Audit Logs" currentPath="/admin/audit-logs">
-      <div class="card">
+      <div style="margin-bottom: 1.5rem;">
-        <h2>System Audit Logs</h2>
+        <h1 style="font-size: 1.75rem; font-weight: 700; margin: 0 0 0.5rem 0; color: var(--text-primary);">
+          Immutable Audit Ledger
+        </h1>
+        <p style="color: var(--text-secondary); margin: 0; font-size: 0.95rem;">
+          Cryptographically chained Merkle audit trail for authentication,
+          authorization, and administrative events.
+        </p>
+      </div>
+
+      {/* Desktop Table (≥ 768px) */}
+      <div class="card desktop-only" style="display: none;">
         <div class="table-container">
           <table>
             <thead>
               <tr>
                 <th>Timestamp</th>
-                <th>Action</th>
+                <th>Event Action</th>
-                <th>User</th>
+                <th>User / Subject</th>
                 <th>Resource</th>
                 <th>IP Address</th>
                 <th>Details</th>
               </tr>
             </thead>
             <tbody>
-              {logs.map((log) => (
+              {logs.map((log) => {
-                <tr>
+                const isFail = log.action.includes("fail") ||
-                  <td>{new Date(log.created_at).toLocaleString()}</td>
+                  log.action.includes("denied");
-                  <td>
+                const isSuccess = log.action.includes("success") ||
-                    <strong>{log.action}</strong>
+                  log.action.includes("create") ||
-                  </td>
+                  log.action.includes("activate");
-                  <td>{log.user || "System"}</td>
+                const badgeClass = isFail
-                  <td>{log.resource || "-"}</td>
+                  ? "badge-danger"
-                  <td>{log.ip_address || "-"}</td>
+                  : isSuccess
-                  <td>
+                  ? "badge-success"
-                    <pre>{log.details ? JSON.stringify(log.details, null, 2) : "{}"}</pre>
+                  : "badge-info";
-                  </td>
+
-                </tr>
+                return (
-              ))}
+                  <tr key={log.id}>
+                    <td style="font-size: 0.8rem; color: var(--text-muted); white-space: nowrap;">
+                      {new Date(log.created_at).toLocaleString()}
+                    </td>
+                    <td>
+                      <span class={`badge ${badgeClass}`}>
+                        {log.action}
+                      </span>
+                    </td>
+                    <td>
+                      <strong style="color: var(--text-primary);">
+                        {log.user || "System"}
+                      </strong>
+                    </td>
+                    <td style="color: var(--text-secondary);">
+                      {log.resource || "-"}
+                    </td>
+                    <td style="font-family: monospace; font-size: 0.85rem;">
+                      {log.ip_address || "-"}
+                    </td>
+                    <td>
+                      <pre style="margin: 0; font-family: monospace; font-size: 0.75rem; background: var(--surface-muted); padding: 0.35rem 0.6rem; border-radius: var(--radius-sm); max-width: 300px; overflow-x: auto;">
+                        {log.details ? JSON.stringify(log.details) : "{}"}
+                      </pre>
+                    </td>
+                  </tr>
+                );
+              })}
               {logs.length === 0 && (
                 <tr>
-                  <td colSpan={6} style={{ textAlign: "center" }}>
+                  <td
-                    No audit logs found.
+                    colSpan={6}
+                    style="text-align: center; color: var(--text-muted); padding: 2rem;"
+                  >
+                    No audit records recorded yet.
                   </td>
                 </tr>
               )}
@@ -47,6 +87,81 @@ export const AuditLogPage = ({
           </table>
         </div>
       </div>
+
+      {/* Mobile Feed (< 768px) */}
+      <div
+        class="mobile-only"
+        style="display: flex; flex-direction: column; gap: 0.75rem;"
+      >
+        {logs.map((log) => {
+          const isFail = log.action.includes("fail") ||
+            log.action.includes("denied");
+          const isSuccess = log.action.includes("success") ||
+            log.action.includes("create") || log.action.includes("activate");
+          const badgeClass = isFail
+            ? "badge-danger"
+            : isSuccess
+            ? "badge-success"
+            : "badge-info";
+
+          return (
+            <div
+              class="card"
+              key={log.id}
+              style="margin-bottom: 0; padding: 1rem;"
+            >
+              <div style="display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 0.5rem;">
+                <span class={`badge ${badgeClass}`}>
+                  {log.action}
+                </span>
+                <span style="font-size: 0.75rem; color: var(--text-muted);">
+                  {new Date(log.created_at).toLocaleTimeString([], {
+                    hour: "2-digit",
+                    minute: "2-digit",
+                    second: "2-digit",
+                  })}
+                </span>
+              </div>
+
+              <div style="font-size: 0.85rem; color: var(--text-secondary); margin-bottom: 0.5rem;">
+                <div>
+                  <strong>User:</strong> {log.user || "System"}
+                </div>
+                <div>
+                  <strong>IP:</strong>{" "}
+                  <span style="font-family: monospace;">
+                    {log.ip_address || "Internal"}
+                  </span>
+                </div>
+              </div>
+
+              {log.details && (
+                <details style="font-size: 0.8rem; color: var(--text-muted);">
+                  <summary style="cursor: pointer; font-weight: 600;">
+                    View Event Payload
+                  </summary>
+                  <pre style="margin-top: 0.5rem; background: var(--surface-muted); padding: 0.5rem; border-radius: var(--radius-sm); font-family: monospace; font-size: 0.75rem; overflow-x: auto;">
+                    {JSON.stringify(log.details, null, 2)}
+                  </pre>
+                </details>
+              )}
+            </div>
+          );
+        })}
+      </div>
+
+      <style>
+        {`
+          @media (min-width: 768px) {
+            .desktop-only { display: block !important; }
+            .mobile-only { display: none !important; }
+          }
+          @media (max-width: 767px) {
+            .desktop-only { display: none !important; }
+            .mobile-only { display: flex !important; }
+          }
+        `}
+      </style>
     </AdminLayout>
   );
 };