.portal-navigation {
    display: flex;
    gap: 0.45rem;
    margin: 0 0 1.25rem;
    padding: 0.35rem;
    border: 1px solid rgba(15, 23, 42, 0.1);
    border-radius: 0.85rem;
    background: rgba(248, 250, 252, 0.82);
}

.portal-navigation-button {
    min-height: 2.7rem;
    padding: 0.62rem 1rem;
    border: 0;
    border-radius: 0.65rem;
    background: transparent;
    color: var(--muted, #667085);
    font: inherit;
    font-size: 0.9rem;
    font-weight: 750;
    cursor: pointer;
}

.portal-navigation-button:hover {
    background: rgba(255, 255, 255, 0.9);
    color: var(--text, #111827);
}

.portal-navigation-button.active {
    background: var(--surface, #ffffff);
    color: var(--text, #111827);
    box-shadow: 0 1px 2px rgba(15, 23, 42, 0.08), 0 0 0 1px rgba(15, 23, 42, 0.06);
}

.portal-navigation-button:focus-visible {
    outline: 3px solid rgba(37, 99, 235, 0.28);
    outline-offset: 2px;
}

.controller-view {
    display: grid;
    gap: 1rem;
}

.controller-intro-card,
.controller-foundation-card {
    padding: clamp(1.1rem, 3vw, 1.7rem);
    border: 1px solid rgba(15, 23, 42, 0.1);
    border-radius: 1rem;
    background: rgba(255, 255, 255, 0.92);
}

.controller-intro-card {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(12rem, 18rem);
    gap: 1.25rem;
    align-items: start;
}

.controller-kicker {
    margin: 0 0 0.35rem;
    color: var(--muted, #667085);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.controller-intro-card h2,
.controller-foundation-card h3 {
    margin: 0;
}

.controller-description {
    max-width: 46rem;
    margin: 0.55rem 0 0;
    color: var(--muted, #667085);
    line-height: 1.55;
}

.controller-identity {
    display: grid;
    gap: 0.7rem;
    margin: 0;
}

.controller-identity div {
    display: grid;
    gap: 0.16rem;
}

.controller-identity dt {
    color: var(--muted, #667085);
    font-size: 0.75rem;
    font-weight: 750;
    text-transform: uppercase;
}

.controller-identity dd {
    margin: 0;
    overflow-wrap: anywhere;
    font-weight: 750;
}

.portal-role-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.portal-role-badge {
    display: inline-flex;
    align-items: center;
    min-height: 1.75rem;
    padding: 0.25rem 0.58rem;
    border-radius: 999px;
    background: rgba(37, 99, 235, 0.09);
    color: #1d4ed8;
    font-size: 0.76rem;
    font-weight: 800;
}

.controller-roadmap {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.7rem;
    margin-top: 1rem;
}

.controller-roadmap-item {
    padding: 0.85rem;
    border-radius: 0.75rem;
    background: rgba(248, 250, 252, 0.95);
}

.controller-roadmap-item strong {
    display: block;
    margin-bottom: 0.24rem;
}

.controller-roadmap-item span {
    color: var(--muted, #667085);
    font-size: 0.82rem;
    line-height: 1.45;
}

.controller-state {
    margin: 1rem 0 0;
    color: var(--muted, #667085);
    font-size: 0.86rem;
}

.controller-actions {
    display: flex;
    justify-content: flex-end;
}

@media (max-width: 760px) {
    .portal-navigation {
        overflow-x: auto;
    }

    .portal-navigation-button {
        flex: 1 0 auto;
    }

    .controller-intro-card {
        grid-template-columns: 1fr;
    }

    .controller-roadmap {
        grid-template-columns: 1fr;
    }
}