diff --git a/resources/css/app.css b/resources/css/app.css
index ab6b09a3..b3c8ec35 100644
--- a/resources/css/app.css
+++ b/resources/css/app.css
@@ -301,23 +301,42 @@
     }
 }
 @media (min-width: 1280px) {
-    .tempo-header-inner {
-        display: flex;
-        min-height: 88px;
-        gap: 0.75rem;
+    /* Shared columns keep each portal area below its institutional link. */
+    .tempo-header-layout {
+        display: grid;
+        grid-template-columns: auto repeat(4, max-content) minmax(0, 1fr) auto;
+        column-gap: 0.25rem;
+        max-width: 1440px;
+        margin-inline: auto;
         padding-inline: 2rem;
     }
+    .tempo-header-inner {
+        grid-column: 1 / -1;
+        grid-template-columns: subgrid;
+        min-height: 88px;
+        column-gap: normal;
+        max-width: none;
+        margin: 0;
+        padding: 0;
+    }
+    .tempo-logo-link {
+        margin-right: 0.75rem;
+    }
     .tempo-header-logo {
         height: 64px;
     }
+    .tempo-header[data-expanded] .tempo-primary-navigation,
     .tempo-primary-navigation {
-        display: block;
-        flex: 1;
+        display: grid;
+        grid-area: 1 / 2 / 2 / 6;
+        grid-template-columns: subgrid;
         border: 0;
     }
     .tempo-primary-navigation > ul {
-        justify-content: center;
-        gap: 0.25rem;
+        display: grid;
+        grid-column: 1 / -1;
+        grid-template-columns: subgrid;
+        gap: normal;
         padding: 0;
     }
     .tempo-nav-trigger {
@@ -332,6 +351,8 @@
     }
     .tempo-header-extras {
         display: flex;
+        grid-area: 1 / 6;
+        justify-self: end;
         flex-shrink: 0;
         padding: 0 0.75rem;
         border-top: 0;
@@ -347,16 +368,47 @@
     .tempo-header-toggle {
         display: none;
     }
+    .tempo-header-actions {
+        grid-area: 1 / 7;
+    }
+    .tempo-section-bar {
+        display: grid;
+        grid-column: 1 / -1;
+        grid-template-columns: subgrid;
+    }
     .tempo-section-inner {
-        padding-inline: 2rem;
+        grid-column: 1 / -1;
+        grid-template-columns: subgrid;
+        gap: normal;
+        max-width: none;
+        margin: 0;
+        padding-inline: 0;
+    }
+    .tempo-section-navigation {
+        display: grid;
+        grid-area: 1 / 2 / 2 / 5;
+        grid-template-columns: subgrid;
+    }
+    .tempo-section-navigation > ul {
+        display: grid;
+        grid-column: 1 / -1;
+        grid-template-columns: subgrid;
+        gap: normal;
     }
     .tempo-section-navigation .tempo-nav-trigger {
-        padding-inline: 1.25rem;
+        padding-inline: 0.625rem;
+    }
+    .tempo-primary-navigation .tempo-nav-trigger,
+    .tempo-section-navigation .tempo-nav-trigger {
+        justify-content: flex-start;
     }
     .tempo-interest-button {
         padding-inline: 0.85rem;
         font-size: 0.8125rem;
     }
+    .tempo-section-inner .tempo-interest-button {
+        grid-area: 1 / 6 / 2 / -1;
+    }
 }
 .tempo-header :is(a, button):focus-visible {
     outline: 2px solid #fff;
diff --git a/resources/js/components/portal-grouped-menu.tsx b/resources/js/components/portal-grouped-menu.tsx
index e14b85ed..ef1346c5 100644
--- a/resources/js/components/portal-grouped-menu.tsx
+++ b/resources/js/components/portal-grouped-menu.tsx
@@ -127,223 +127,237 @@ export function PortalGroupedMenu() {
                 }
             }}
         >
-            <div className="tempo-header-inner">
-                <Link
-                    href="/"
-                    aria-label="InvesteMoz — início"
-                    className="tempo-logo-link"
-                >
-                    <PortalProductIdentity />
-                </Link>
-                <nav
-                    id={institutionalId}
-                    aria-label="Navegação institucional"
-                    className="tempo-primary-navigation"
-                >
-                    <ul>
-                        <li>
-                            <Link
-                                href="/"
-                                className="tempo-nav-trigger"
-                                aria-current={
-                                    url.split('?')[0] === '/'
-                                        ? 'page'
-                                        : undefined
-                                }
-                                data-current-group={
-                                    url.split('?')[0] === '/' || undefined
-                                }
-                            >
-                                {t('Início')}
-                            </Link>
-                        </li>
-                        <li>
-                            <a
-                                href="https://revista.tempo.co.mz/"
-                                target="_blank"
-                                rel="noopener noreferrer"
-                                className="tempo-nav-trigger"
-                                aria-label={`${t('Revista Tempo')} — ${t('Abre num novo separador')}`}
-                            >
-                                {t('Revista Tempo')}
-                                <ArrowUpRight size={14} aria-hidden="true" />
-                            </a>
-                        </li>
-                        {[
-                            ['/sobre', 'Sobre nós'],
-                            ['/contacto', 'Contacto'],
-                        ].map(([href, label]) => (
-                            <li key={href}>
+            <div className="tempo-header-layout">
+                <div className="tempo-header-inner">
+                    <Link
+                        href="/"
+                        aria-label="InvesteMoz — início"
+                        className="tempo-logo-link"
+                    >
+                        <PortalProductIdentity />
+                    </Link>
+                    <nav
+                        id={institutionalId}
+                        aria-label="Navegação institucional"
+                        className="tempo-primary-navigation"
+                    >
+                        <ul>
+                            <li>
                                 <Link
-                                    href={href}
+                                    href="/"
                                     className="tempo-nav-trigger"
                                     aria-current={
-                                        url.split('?')[0] === href
+                                        url.split('?')[0] === '/'
                                             ? 'page'
                                             : undefined
                                     }
                                     data-current-group={
-                                        url.split('?')[0] === href || undefined
+                                        url.split('?')[0] === '/' || undefined
                                     }
                                 >
-                                    {t(label)}
+                                    {t('Início')}
                                 </Link>
                             </li>
-                        ))}
-                    </ul>
-                </nav>
-                <div id={toolsId} className="tempo-header-extras">
-                    <div className="tempo-header-utilities">
-                        <div className="flex items-center gap-1">
-                            <TempoWeather />
-                            <TempoLanguageSelector />
-                        </div>
-                        <TempoSocialLinks />
-                    </div>
-                </div>
-                <div className="tempo-header-actions">
-                    {props.auth?.user ? (
-                        <DropdownMenu modal={false}>
-                            <DropdownMenuTrigger className="tempo-login-button">
-                                <UserRound size={16} aria-hidden="true" />
-                                <span className="max-w-24 truncate">
-                                    {props.auth.user.name || t('A minha área')}
-                                </span>
-                                <ChevronDown size={12} aria-hidden="true" />
-                            </DropdownMenuTrigger>
-                            <DropdownMenuContent
-                                align="end"
-                                sideOffset={12}
-                                collisionPadding={12}
-                                className="tempo-dropdown max-h-[75vh] w-72 max-w-[calc(100vw-1.5rem)] overflow-y-auto p-2"
-                            >
-                                <DropdownMenuLabel className="truncate text-xs text-slate-500">
-                                    {props.auth.user.email}
-                                </DropdownMenuLabel>
-                                {items(accountGroups)}
-                                <DropdownMenuSeparator />
-                                <DropdownMenuItem
-                                    asChild
-                                    className="tempo-menu-item text-red-700"
+                            <li>
+                                <a
+                                    href="https://revista.tempo.co.mz/"
+                                    target="_blank"
+                                    rel="noopener noreferrer"
+                                    className="tempo-nav-trigger"
+                                    aria-label={`${t('Revista Tempo')} — ${t('Abre num novo separador')}`}
                                 >
+                                    {t('Revista Tempo')}
+                                    <ArrowUpRight
+                                        size={14}
+                                        aria-hidden="true"
+                                    />
+                                </a>
+                            </li>
+                            {[
+                                ['/sobre', 'Sobre nós'],
+                                ['/contacto', 'Contacto'],
+                            ].map(([href, label]) => (
+                                <li key={href}>
                                     <Link
-                                        href={logout()}
-                                        as="button"
-                                        type="button"
-                                        disabled={loggingOut}
-                                        data-test="portal-logout-button"
-                                        onClick={() => router.flushAll()}
-                                        onStart={() => setLoggingOut(true)}
-                                        onFinish={() => setLoggingOut(false)}
+                                        href={href}
+                                        className="tempo-nav-trigger"
+                                        aria-current={
+                                            url.split('?')[0] === href
+                                                ? 'page'
+                                                : undefined
+                                        }
+                                        data-current-group={
+                                            url.split('?')[0] === href ||
+                                            undefined
+                                        }
                                     >
-                                        <LogOut size={16} aria-hidden="true" />
-                                        {loggingOut
-                                            ? 'A terminar sessão…'
-                                            : t('Terminar sessão')}
+                                        {t(label)}
                                     </Link>
-                                </DropdownMenuItem>
-                            </DropdownMenuContent>
-                        </DropdownMenu>
-                    ) : (
-                        <Link href="/login" className="tempo-login-button">
-                            <UserRound size={15} aria-hidden="true" />
-                            {t('Entrar')}
-                        </Link>
-                    )}
-                </div>
-                <button
-                    ref={toggle}
-                    type="button"
-                    className="tempo-header-toggle"
-                    aria-label={
-                        expanded
-                            ? 'Fechar menu e ferramentas'
-                            : 'Abrir menu e ferramentas'
-                    }
-                    aria-expanded={expanded}
-                    aria-controls={`${institutionalId} ${toolsId}`}
-                    onClick={() => setExpanded(!expanded)}
-                >
-                    {expanded ? (
-                        <X size={22} aria-hidden="true" />
-                    ) : (
-                        <Menu size={22} aria-hidden="true" />
-                    )}
-                </button>
-            </div>
-            <div className="tempo-section-bar">
-                <div className="tempo-section-inner">
-                    <Link
-                        href="/investidor/manifestacoes"
-                        className="tempo-panel-summary"
-                    >
-                        <span>{t('O meu painel')}</span>
-                        <span
-                            className="tempo-panel-count"
-                            aria-live="polite"
-                            aria-atomic="true"
-                        >
-                            {requestCount}{' '}
-                            {t(
-                                requestCount === 1
-                                    ? 'pedido recebido'
-                                    : 'pedidos recebidos',
-                            )}
-                        </span>
-                    </Link>
-                    <nav
-                        aria-label="Áreas do portal"
-                        className="tempo-section-navigation"
-                    >
-                        <ul>
-                            {groups
-                                .filter((group) =>
-                                    [
-                                        'discovery',
-                                        'realization',
-                                        'support',
-                                    ].includes(group.id),
-                                )
-                                .map((group) => (
-                                    <li key={group.id}>
-                                        <DropdownMenu modal={false}>
-                                            <DropdownMenuTrigger
-                                                className="tempo-nav-trigger"
-                                                data-current-group={
-                                                    current === group.id ||
-                                                    undefined
-                                                }
-                                            >
-                                                {t(group.label)}
-                                                <ChevronDown
-                                                    size={14}
-                                                    aria-hidden="true"
-                                                />
-                                                {current === group.id && (
-                                                    <span className="sr-only">
-                                                        Grupo actual
-                                                    </span>
-                                                )}
-                                            </DropdownMenuTrigger>
-                                            <DropdownMenuContent
-                                                align="start"
-                                                sideOffset={8}
-                                                collisionPadding={12}
-                                                className="tempo-dropdown max-h-[min(75vh,36rem)] w-72 max-w-[calc(100vw-1.5rem)] overflow-y-auto p-2"
-                                            >
-                                                {items(group.children ?? [])}
-                                            </DropdownMenuContent>
-                                        </DropdownMenu>
-                                    </li>
-                                ))}
+                                </li>
+                            ))}
                         </ul>
                     </nav>
-                    <Link
-                        href="/manifestar-interesse"
-                        className="tempo-interest-button"
+                    <div id={toolsId} className="tempo-header-extras">
+                        <div className="tempo-header-utilities">
+                            <div className="flex items-center gap-1">
+                                <TempoWeather />
+                                <TempoLanguageSelector />
+                            </div>
+                            <TempoSocialLinks />
+                        </div>
+                    </div>
+                    <div className="tempo-header-actions">
+                        {props.auth?.user ? (
+                            <DropdownMenu modal={false}>
+                                <DropdownMenuTrigger className="tempo-login-button">
+                                    <UserRound size={16} aria-hidden="true" />
+                                    <span className="max-w-24 truncate">
+                                        {props.auth.user.name ||
+                                            t('A minha área')}
+                                    </span>
+                                    <ChevronDown size={12} aria-hidden="true" />
+                                </DropdownMenuTrigger>
+                                <DropdownMenuContent
+                                    align="end"
+                                    sideOffset={12}
+                                    collisionPadding={12}
+                                    className="tempo-dropdown max-h-[75vh] w-72 max-w-[calc(100vw-1.5rem)] overflow-y-auto p-2"
+                                >
+                                    <DropdownMenuLabel className="truncate text-xs text-slate-500">
+                                        {props.auth.user.email}
+                                    </DropdownMenuLabel>
+                                    {items(accountGroups)}
+                                    <DropdownMenuSeparator />
+                                    <DropdownMenuItem
+                                        asChild
+                                        className="tempo-menu-item text-red-700"
+                                    >
+                                        <Link
+                                            href={logout()}
+                                            as="button"
+                                            type="button"
+                                            disabled={loggingOut}
+                                            data-test="portal-logout-button"
+                                            onClick={() => router.flushAll()}
+                                            onStart={() => setLoggingOut(true)}
+                                            onFinish={() =>
+                                                setLoggingOut(false)
+                                            }
+                                        >
+                                            <LogOut
+                                                size={16}
+                                                aria-hidden="true"
+                                            />
+                                            {loggingOut
+                                                ? 'A terminar sessão…'
+                                                : t('Terminar sessão')}
+                                        </Link>
+                                    </DropdownMenuItem>
+                                </DropdownMenuContent>
+                            </DropdownMenu>
+                        ) : (
+                            <Link href="/login" className="tempo-login-button">
+                                <UserRound size={15} aria-hidden="true" />
+                                {t('Entrar')}
+                            </Link>
+                        )}
+                    </div>
+                    <button
+                        ref={toggle}
+                        type="button"
+                        className="tempo-header-toggle"
+                        aria-label={
+                            expanded
+                                ? 'Fechar menu e ferramentas'
+                                : 'Abrir menu e ferramentas'
+                        }
+                        aria-expanded={expanded}
+                        aria-controls={`${institutionalId} ${toolsId}`}
+                        onClick={() => setExpanded(!expanded)}
                     >
-                        {t('Manifestar interesse')}
-                    </Link>
+                        {expanded ? (
+                            <X size={22} aria-hidden="true" />
+                        ) : (
+                            <Menu size={22} aria-hidden="true" />
+                        )}
+                    </button>
+                </div>
+                <div className="tempo-section-bar">
+                    <div className="tempo-section-inner">
+                        <Link
+                            href="/investidor/manifestacoes"
+                            className="tempo-panel-summary"
+                        >
+                            <span>{t('O meu painel')}</span>
+                            <span
+                                className="tempo-panel-count"
+                                aria-live="polite"
+                                aria-atomic="true"
+                            >
+                                {requestCount}{' '}
+                                {t(
+                                    requestCount === 1
+                                        ? 'pedido recebido'
+                                        : 'pedidos recebidos',
+                                )}
+                            </span>
+                        </Link>
+                        <nav
+                            aria-label="Áreas do portal"
+                            className="tempo-section-navigation"
+                        >
+                            <ul>
+                                {groups
+                                    .filter((group) =>
+                                        [
+                                            'discovery',
+                                            'realization',
+                                            'support',
+                                        ].includes(group.id),
+                                    )
+                                    .map((group) => (
+                                        <li key={group.id}>
+                                            <DropdownMenu modal={false}>
+                                                <DropdownMenuTrigger
+                                                    className="tempo-nav-trigger"
+                                                    data-current-group={
+                                                        current === group.id ||
+                                                        undefined
+                                                    }
+                                                >
+                                                    {t(group.label)}
+                                                    <ChevronDown
+                                                        size={14}
+                                                        aria-hidden="true"
+                                                    />
+                                                    {current === group.id && (
+                                                        <span className="sr-only">
+                                                            Grupo actual
+                                                        </span>
+                                                    )}
+                                                </DropdownMenuTrigger>
+                                                <DropdownMenuContent
+                                                    align="start"
+                                                    sideOffset={8}
+                                                    collisionPadding={12}
+                                                    className="tempo-dropdown max-h-[min(75vh,36rem)] w-72 max-w-[calc(100vw-1.5rem)] overflow-y-auto p-2"
+                                                >
+                                                    {items(
+                                                        group.children ?? [],
+                                                    )}
+                                                </DropdownMenuContent>
+                                            </DropdownMenu>
+                                        </li>
+                                    ))}
+                            </ul>
+                        </nav>
+                        <Link
+                            href="/manifestar-interesse"
+                            className="tempo-interest-button"
+                        >
+                            {t('Manifestar interesse')}
+                        </Link>
+                    </div>
                 </div>
             </div>
         </header>
diff --git a/resources/js/pages/portal/about.tsx b/resources/js/pages/portal/about.tsx
index 9101d279..992769df 100644
--- a/resources/js/pages/portal/about.tsx
+++ b/resources/js/pages/portal/about.tsx
@@ -5,7 +5,6 @@ import { AboutStory } from '@/components/institutional-source/AboutStory';
 import { MissionVision } from '@/components/institutional-source/MissionVision';
 import { CompanyValues } from '@/components/institutional-source/CompanyValues';
 import BackButton from '@/components/institutional-source/BackButton';
-import { AdvertisementSlot } from '@/components/institutional-source/source-advertisement-slot';
 
 const AboutPage: React.FC = () => {
     const [loading, setLoading] = useState(true);
@@ -45,29 +44,11 @@ const AboutPage: React.FC = () => {
                 </div>
             </header>
 
-            <AdvertisementSlot
-                page="about"
-                position="top"
-                slot="about_top"
-                limit={1}
-                fallbackToUnslotted
-                className=""
-            />
-
             <div className="text-white">
                 <AboutStory />
                 <MissionVision />
                 <CompanyValues />
             </div>
-
-            <AdvertisementSlot
-                page="about"
-                position="bottom"
-                slot="about_bottom"
-                limit={2}
-                fallbackToUnslotted
-                className="py-4"
-            />
         </div>
     );
 };