.sidebar-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.3);
    z-index: 999;
    display: none;
}
.sidebar-overlay.active {
    display: block;
}

@media (max-width: 1280px) {
    :root {
        --sidebar-width: 260px;
    }

    .stats-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .header-search {
        width: 220px;
    }
}

/* Desktop — sidebar always visible */
@media (min-width: 1281px) {
    body:not(.sidebar-collapsed) .main-content {
        margin-left: 280px;
    }
    body.sidebar-collapsed .main-content {
        margin-left: var(--sidebar-collapsed);
    }
}

/* ============================================================
   1100px — Small Desktops / Large Tablets Landscape
   ============================================================ */
@media (max-width: 1100px) {
    .dashboard-grid {
        grid-template-columns: 1fr;
    }

    .dashboard-grid-3 {
        grid-template-columns: 1fr 1fr;
    }

    .stats-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .page-content {
        padding: 22px;
    }

    .header {
        padding: 0 22px;
    }

    .footer {
        padding: 0 22px;
    }
}

/* ============================================================
   900px — Tablets
   ============================================================ */
@media (max-width: 900px) {
    /* Stats grid */
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 14px;
    }

    .mini-stats-row {
        grid-template-columns: repeat(2, 1fr);
    }

    /* Header */
    .header-search {
        width: 200px;
    }

    .breadcrumb {
        display: none;
    }

    /* Page header stacks */
    .page-header {
        flex-direction: column;
        align-items: stretch;
    }

    /* Dashboard grids */
    .dashboard-grid-3 {
        grid-template-columns: 1fr;
    }
}

/* ============================================================
   768px — Portrait Tablets
   ============================================================ */
@media (max-width: 768px) {
    /* ── HEADER ── */
    .header {
        padding: 0 16px;
        gap: 10px;
    }

    .header-search {
        width: 160px;
    }

    .header-user-info {
        display: none;
    }

    .header-icon-btn {
        width: 34px;
        height: 34px;
    }

    /* ── PAGE CONTENT ── */
    .page-content {
        padding: 16px;
    }

    .page-title {
        font-size: 20px;
    }

    /* ── STATS ── */
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .stat-value {
        font-size: 26px;
    }

    .mini-stats-row {
        grid-template-columns: repeat(2, 1fr);
    }

    /* ── CARDS ── */
    .card-body {
        padding: 16px;
    }

    .card-header {
        padding: 14px 16px 12px;
    }

    /* ── FILTERS ── */
    .filters-bar {
        padding: 10px 14px;
        gap: 8px;
    }

    .filter-date-range {
        flex-wrap: wrap;
    }

    /* ── CHARTS ── */
    .donut-wrap {
        flex-direction: column;
    }

    /* ── TABLE ── */
    .data-table thead th:nth-child(4),
    .data-table tbody td:nth-child(4) {
        display: none;
    }

    /* ── PAGINATION ── */
    .pagination {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }

    /* ── BULK BAR ── */
    .bulk-bar {
        flex-wrap: wrap;
    }

    /* ── MODAL ── */
    .modal {
        max-width: 100%;
        margin: 10px;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    /* ── FOOTER ── */
    .footer {
        flex-direction: column;
        gap: 8px;
        height: auto;
        padding: 14px 16px;
        text-align: center;
    }

    .footer-links {
        flex-wrap: wrap;
        justify-content: center;
        gap: 12px;
    }

    .footer-copy {
        font-size: 11px;
    }
}

/* ============================================================
   640px — Large Phones
   ============================================================ */
@media (max-width: 640px) {
    .stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: 10px;
    }

    .stat-card {
        padding: 14px 16px;
    }

    .stat-value {
        font-size: 22px;
    }

    .stat-icon {
        width: 36px;
        height: 36px;
        font-size: 16px;
    }

    .mini-stats-row {
        grid-template-columns: 1fr 1fr;
    }

    .mini-stat-value {
        font-size: 18px;
    }

    /* Hide search bar entirely */
    .header-search {
        display: none;
    }

    .dashboard-grid,
    .dashboard-grid-3 {
        grid-template-columns: 1fr;
    }

    /* Hide extra table columns */
    .data-table thead th:nth-child(3),
    .data-table tbody td:nth-child(3),
    .data-table thead th:nth-child(6),
    .data-table tbody td:nth-child(6) {
        display: none;
    }

    /* Verifications table */
    .verif-table-cnic,
    .verif-table-date-col {
        display: none;
    }

    .page-label {
        display: none;
    }

    .page-title {
        font-size: 18px;
    }

    .page-subtitle {
        font-size: 12px;
    }

    /* Login page */
    .login-card {
        flex-direction: column;
        max-width: 380px;
    }

    .login-brand-panel {
        width: 100%;
        padding: 28px 24px 20px;
        border-right: none;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        text-align: center;
    }

    .login-brand-panel .logo-wrap {
        margin: 0 auto 16px;
    }

    .login-form-panel {
        padding: 24px;
    }
}

/* ============================================================
   480px — Small Phones
   ============================================================ */
@media (max-width: 480px) {
    :root {
        --header-height: 58px;
    }

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

    .stat-card {
        padding: 12px 14px;
    }

    .stat-value {
        font-size: 20px;
    }

    .stat-footer {
        display: none;
    }

    .page-content {
        padding: 12px;
    }

    .header {
        padding: 0 12px;
        gap: 8px;
    }

    .sidebar-toggle {
        width: 32px;
        height: 32px;
    }

    .page-actions {
        width: 100%;
    }

    .page-actions .btn {
        flex: 1;
        justify-content: center;
    }

    .card-header {
        flex-wrap: wrap;
        gap: 8px;
    }

    .mini-stats-row {
        grid-template-columns: 1fr 1fr;
    }
    
    .action-btn span {
        display: none;
    }

    .action-btn {
        padding: 6px 10px;
        justify-content: center;
    }

    .footer-links {
        display: none;
    }

    /* Login */
    .login-wrap {
        padding: 12px;
    }

    .login-card {
        max-width: 100%;
    }

    .login-brand-panel {
        padding: 24px 18px 16px;
    }

    .login-form-panel {
        padding: 20px 18px;
    }

    .login-title {
        font-size: 20px;
    }
}

@media print {
    .sidebar,
    .header,
    .footer,
    .page-actions,
    .filters-bar,
    .alert-banner,
    .bulk-bar,
    .action-btn,
    .btn-icon,
    .pagination,
    .sidebar-overlay {
        display: none !important;
    }

    .main-content {
        margin-left: 0 !important;
    }

    .page-content {
        padding: 0;
    }

    body {
        background: #fff;
        color: #000;
    }

    .card {
        box-shadow: none;
        border: 1px solid #ccc;
        break-inside: avoid;
    }

    .data-table thead tr {
        background: #0a1c5c !important;
        -webkit-print-color-adjust: exact;
        print-color-adjust: exact;
    }

    .stat-card::before {
        -webkit-print-color-adjust: exact;
        print-color-adjust: exact;
    }
}

@media (prefers-contrast: high) {
    :root {
        --border: #7a8ab0;
        --text-muted: #3a4a6a;
    }

    .nav-link.active {
        outline: 2px solid var(--accent-gold);
    }

    .btn-primary:focus,
    .btn-gold:focus,
    .form-control:focus {
        outline: 3px solid var(--accent-gold);
        outline-offset: 2px;
    }
}

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

    .animate-fade-up {
        animation: none;
    }

    .sidebar {
        transition: none !important;
    }
}