@media (max-width: 768px) {
    .nav-toggle {
        display: inline-block;
    }

    .site-nav[hidden] {
        display: none;
    }

    .site-nav:not([hidden]) {
        display: block;
        position: absolute;
        left: 0;
        right: 0;
        top: var(--header-height);
        background: var(--color-surface);
        border-bottom: 1px solid var(--color-border);
        padding: 1rem;
    }

    .site-nav ul {
        flex-direction: column;
    }

    .hero-grid,
    .split {
        grid-template-columns: 1fr;
    }
}

@media (min-width: 769px) {
    .hero-grid,
    .split {
        grid-template-columns: 1.1fr 0.9fr;
    }

    .site-nav[hidden] {
        display: block;
    }

    .nav-toggle {
        display: none;
    }
}