@media (max-width: 992px) {
    .dash-shell { grid-template-columns: 1fr; }
    .dash-main { padding: 24px 20px 40px; }
    .card-grid { grid-template-columns: 1fr; }
    .alert-card { grid-template-columns: 1fr; }
    .alert-actions { justify-content: flex-start; }
    .menu-card:hover { transform: none; }
    .menu-card:active { background: #e0e7ff; border-color: #a5b4fc; transform: none; }

    .dash-shell.mobile-sidebar-collapsed .dash-sidebar {
        transform: translateX(-100%);
    }
    .dash-sidebar {
        position: fixed;
        top: 0;
        left: 0;
        width: 78%;
        max-width: 320px;
        height: 100vh;
        z-index: 60;
        background: #fff;
        border-right: 1px solid #e8edf3;
        transition: transform .2s ease;
    }
    .mobile-overlay {
        display: none;
        position: fixed;
        inset: 0;
        background: rgba(15, 23, 42, .35);
        z-index: 50;
    }
    .dash-shell.mobile-sidebar-open + .mobile-overlay {
        display: block;
    }
    .mobile-menu-btn {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        padding: 8px 12px;
        border-radius: 10px;
        border: 1px solid #e8edf3;
        background: #fff;
        color: #475569;
        font-weight: 700;
    }
}