.mobile-menu-button {
    display: none;
}

@media (max-width: 1365px) {
    .cards-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 1023px) {
    .app-shell {
        grid-template-columns: 1fr;
    }

    .sidebar {
        position: fixed;
        inset: 0 auto 0 0;
        width: min(82vw, 320px);
        transform: translateX(-105%);
        transition: transform 0.2s ease;
        z-index: 20;
    }

    .sidebar.is-open {
        transform: translateX(0);
    }

    .mobile-menu-button {
        display: inline-flex;
    }

    .content {
        padding: var(--space-5);
    }
}

@media (max-width: 767px) {
    .topbar {
        min-height: 64px;
        padding: 0 var(--space-3);
        gap: var(--space-2);
    }

    .logout-form .button {
        padding-inline: 0.75rem;
    }

    .cards-grid {
        grid-template-columns: 1fr;
    }

    .page-header {
        display: grid;
    }

    .content {
        padding: var(--space-4);
    }

    .card,
    .login-card {
        padding: var(--space-4);
    }

    .guest-body {
        padding: var(--space-4);
    }

    table {
        min-width: 680px;
    }
}

@media (max-width: 480px) {
    .topbar-title strong {
        font-size: 0.95rem;
    }

    .button,
    .icon-button,
    .notification-button {
        min-height: 38px;
        padding: 0.6rem 0.75rem;
    }

    .brand {
        gap: var(--space-2);
    }

    .brand-mark {
        width: 40px;
        height: 40px;
        flex-basis: 40px;
    }

    .brand-logo-wrap {
        width: 48px;
        height: 48px;
        flex-basis: 48px;
    }

    .brand-logo {
        width: 39px;
        height: 39px;
    }

    .jetc-login-logo {
        width: 96px;
        margin-bottom: 14px;
    }

    .login-card,
    .jetc-login-card {
        border-top-width: 5px;
    }
}