/* Mobile-first responsive styles */
@media (max-width: 768px) {
    .mobile-stack {
        flex-direction: column;
    }
    
    .mobile-full {
        width: 100%;
    }
    
    .mobile-text-center {
        text-align: center;
    }
    
    .mobile-p-4 {
        padding: 1rem;
    }

    .mobile-hidden {
        display: none;
    }

    .mobile-flex-col {
        flex-direction: column;
    }

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

    /* Mobile sidebar overlay */
    .sidebar-overlay {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background-color: rgba(0, 0, 0, 0.5);
        z-index: 5;
        display: none;
    }

    .sidebar-overlay.active {
        display: block;
    }

    /* Mobile resource grid */
    .resource-grid-mobile {
        grid-template-columns: 1fr;
        gap: 0.75rem;
    }
}

/* Tablet styles */
@media (min-width: 769px) and (max-width: 1024px) {
    .tablet-grid-2 {
        grid-template-columns: repeat(2, 1fr);
    }

    .tablet-w-48 {
        width: 12rem;
    }

    .tablet-text-lg {
        font-size: 1.125rem;
    }
}

/* Large screen styles */
@media (min-width: 1025px) {
    .desktop-grid-3 {
        grid-template-columns: repeat(3, 1fr);
    }

    .desktop-w-64 {
        width: 16rem;
    }
}

/* Print styles */
@media print {
    .no-print {
        display: none !important;
    }

    .print-break-before {
        page-break-before: always;
    }

    .print-break-after {
        page-break-after: always;
    }

    .print-break-inside-avoid {
        page-break-inside: avoid;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .card-hover {
        border: 2px solid;
    }

    .resource-link {
        border: 2px solid;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}