/* ═══════════════════════════════════════════════════════════════
   EL NAJAH SCHOOL — Master Mobile Responsive Engine
   Fluid, Non-Fixed, Compact & Touch-Optimized for Full Platform
   ═══════════════════════════════════════════════════════════════ */

/* ── Small Tablet (max 900px) ────────────────────────────────── */
@media (max-width: 900px) {
  .stat-card .stat-value {
    font-size: 1.3rem;
  }

  .stat-card .stat-icon {
    width: 36px;
    height: 36px;
    font-size: 1rem;
  }

  .schedule-grid {
    grid-template-columns: 60px repeat(7, 1fr);
  }

  .schedule-grid .header-cell,
  .schedule-grid .time-cell,
  .schedule-grid .session-cell {
    padding: 6px 4px;
    font-size: 0.75rem;
  }

  .admin-dashboard .stats-grid {
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  }

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

/* ── Standard Mobile (max 768px) ─────────────────────────────── */
@media (max-width: 768px) {
  html {
    font-size: 14.5px;
    -webkit-text-size-adjust: 100%;
  }

  body {
    padding-bottom: env(safe-area-inset-bottom, 10px);
  }

  /* Prevent horizontal viewport spill */
  body, .app-container, .main-content, .page-content {
    overflow-x: hidden !important;
    max-width: 100vw !important;
    box-sizing: border-box;
  }

  .main-content {
    min-height: 100vh;
    padding-bottom: 20px;
    margin-right: 0 !important;
    margin-left: 0 !important;
  }

  body.lang-fr .main-content {
    margin-left: 0 !important;
    margin-right: 0 !important;
  }

  .page-content {
    padding: 10px 12px !important;
  }

  /* ── Compact Topbar ────────────────────────────────────────── */
  .topbar {
    height: 48px !important;
    padding: 0 10px !important;
    gap: 8px !important;
  }

  .topbar .page-title {
    font-size: 0.88rem !important;
    white-space: nowrap !important;
    overflow: hidden !important;
    text-overflow: ellipsis !important;
    flex: 1 1 auto !important;
    min-width: 0 !important;
    line-height: 1.2 !important;
  }

  .topbar .toggle-sidebar,
  .topbar .notifications-btn {
    width: 32px !important;
    height: 32px !important;
    min-width: 32px !important;
    min-height: 32px !important;
    padding: 0 !important;
    font-size: 0.82rem !important;
    border-radius: 8px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
  }

  .topbar .notifications-btn svg {
    width: 16px !important;
    height: 16px !important;
  }

  #notifications-badge {
    font-size: 0.6rem !important;
    padding: 1px 4px !important;
    top: 2px !important;
    right: 2px !important;
    min-width: 14px !important;
    height: 14px !important;
  }

  /* Impersonation Banner on Mobile */
  .impersonation-bar {
    padding: 6px 10px !important;
    font-size: 0.72rem !important;
    gap: 6px !important;
  }

  .impersonation-bar button {
    padding: 2px 8px !important;
    font-size: 0.7rem !important;
  }

  /* ── Sidebar Mobile Drawer ─────────────────────────────────── */
  .sidebar {
    width: min(84vw, 290px) !important;
    transform: translateX(100%);
    z-index: 1050 !important;
  }

  body.lang-fr .sidebar {
    transform: translateX(-100%);
  }

  .sidebar.open {
    transform: translateX(0) !important;
  }

  body.lang-fr .sidebar.open {
    transform: translateX(0) !important;
  }

  .sidebar-header {
    min-height: 52px !important;
    padding: 10px 14px !important;
  }

  .sidebar-nav {
    padding: 6px 8px !important;
  }

  .nav-item {
    padding: 8px 11px !important;
    font-size: 0.82rem !important;
    gap: 9px !important;
    border-radius: 8px !important;
    margin-bottom: 2px !important;
  }

  .nav-item svg {
    width: 16px !important;
    height: 16px !important;
  }

  .nav-separator {
    font-size: 0.66rem !important;
    padding: 6px 10px 2px !important;
  }

  .sidebar-user {
    padding: 8px 10px !important;
  }

  .user-avatar {
    width: 34px !important;
    height: 34px !important;
    font-size: 0.8rem !important;
  }

  .user-name {
    font-size: 0.82rem !important;
  }

  .user-role {
    font-size: 0.68rem !important;
  }

  .sidebar-credit {
    padding: 6px 10px !important;
    font-size: 0.68rem !important;
  }

  /* ── Compact Cards & Panels ────────────────────────────────── */
  .card {
    padding: 10px 12px !important;
    border-radius: 10px !important;
    margin-bottom: 10px !important;
    overflow-wrap: anywhere;
    word-break: break-word;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.06);
  }

  .card-header {
    margin-bottom: 8px !important;
    gap: 6px !important;
    flex-wrap: wrap !important;
  }

  .card-title {
    font-size: 0.92rem !important;
  }

  .chart-card,
  .activity-card {
    padding: 12px !important;
    border-radius: 10px !important;
    margin-bottom: 10px !important;
  }

  .chart-card canvas {
    max-height: 200px !important;
  }

  .admin-dashboard .activity-item {
    padding: 8px 0 !important;
    font-size: 0.78rem !important;
    gap: 8px !important;
  }

  /* ── Compact 2-Column Stat Cards ───────────────────────────── */
  .admin-dashboard .stats-grid,
  .stats-grid {
    display: grid !important;
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 8px !important;
    margin-bottom: 12px !important;
  }

  .stat-card {
    padding: 8px 10px !important;
    gap: 7px !important;
    border-radius: 9px !important;
    min-width: 0 !important;
  }

  .stat-card .stat-value {
    font-size: 1.12rem !important;
    font-weight: 700 !important;
    line-height: 1.2 !important;
  }

  .stat-card .stat-icon {
    width: 28px !important;
    height: 28px !important;
    font-size: 0.85rem !important;
    border-radius: 7px !important;
    flex-shrink: 0 !important;
  }

  .stat-card .stat-icon svg {
    width: 15px !important;
    height: 15px !important;
  }

  .stat-card .stat-label {
    font-size: 0.68rem !important;
    line-height: 1.2 !important;
  }

  /* ── Compact Buttons ───────────────────────────────────────── */
  .btn {
    padding: 6px 11px !important;
    font-size: 0.78rem !important;
    border-radius: 8px !important;
    gap: 4px !important;
    min-height: 32px !important;
    display: inline-flex !important;
    align-items: center !important;
  }

  .btn svg {
    width: 14px !important;
    height: 14px !important;
  }

  .btn-sm {
    padding: 4px 8px !important;
    font-size: 0.72rem !important;
    min-height: 28px !important;
    border-radius: 6px !important;
  }

  .btn-sm svg {
    width: 12px !important;
    height: 12px !important;
  }

  .btn-lg {
    padding: 8px 14px !important;
    font-size: 0.85rem !important;
  }

  .btn-icon {
    width: 30px !important;
    height: 30px !important;
    min-width: 30px !important;
    padding: 0 !important;
    border-radius: 8px !important;
  }

  /* ── Form Controls & Fields ────────────────────────────────── */
  .form-input,
  .form-select,
  .form-textarea {
    font-size: 15px !important;
    padding: 6px 10px !important;
    min-height: 36px !important;
    border-radius: 8px !important;
    box-sizing: border-box !important;
    width: 100% !important;
    max-width: 100% !important;
  }

  .form-select {
    padding-left: 28px !important;
    padding-right: 10px !important;
  }

  body.lang-fr .form-select {
    padding-right: 28px !important;
    padding-left: 10px !important;
  }

  .form-label {
    font-size: 0.76rem !important;
    margin-bottom: 2px !important;
    white-space: normal !important;
    word-break: break-word !important;
    line-height: 1.3 !important;
  }

  .form-row,
  .form-grid,
  .grid-2,
  .grid-3,
  .grid-4,
  .grid-6 {
    grid-template-columns: 1fr !important;
    flex-direction: column !important;
    gap: 8px !important;
  }

  .form-group {
    margin-bottom: 8px !important;
  }

  /* ── Page Header & Action Bars ─────────────────────────────── */
  .page-header {
    flex-direction: column !important;
    align-items: stretch !important;
    gap: 8px !important;
    margin-bottom: 12px !important;
  }

  .page-header > div:first-child h1,
  .page-header h1 {
    font-size: 1.05rem !important;
  }

  .page-header > div:last-child {
    display: flex !important;
    flex-wrap: wrap !important;
    gap: 6px !important;
    width: 100% !important;
  }

  .page-header > div:last-child .btn {
    flex: 1 1 auto !important;
    justify-content: center !important;
  }

  /* Filters Bar */
  .filters-bar {
    flex-direction: column !important;
    align-items: stretch !important;
    gap: 6px !important;
    margin-bottom: 10px !important;
  }

  .filters-bar .search-input,
  .filters-bar input,
  .filters-bar .form-select {
    width: 100% !important;
    min-width: 0 !important;
    max-width: 100% !important;
    height: 36px !important;
  }

  .filters-bar > div {
    width: 100% !important;
    display: flex !important;
    flex-wrap: wrap !important;
    gap: 6px !important;
  }

  .filters-bar > div > * {
    flex: 1 1 auto !important;
    min-width: 110px !important;
  }

  /* ── Data Tables ───────────────────────────────────────────── */
  .table-container,
  .table-responsive {
    width: 100% !important;
    max-width: 100% !important;
    overflow-x: auto !important;
    -webkit-overflow-scrolling: touch !important;
    border-radius: 8px !important;
    margin-bottom: 10px !important;
  }

  .data-table {
    font-size: 0.74rem !important;
    width: 100% !important;
  }

  .data-table th,
  .data-table td {
    padding: 6px 8px !important;
    white-space: normal;
    word-break: break-word;
    overflow-wrap: anywhere;
  }

  .data-table th {
    font-size: 0.7rem !important;
    padding: 7px 8px !important;
    white-space: nowrap !important;
  }

  .data-table td:last-child,
  .data-table th:last-child {
    white-space: nowrap !important;
  }

  .data-table td .btn,
  .data-table td .btn-sm {
    padding: 3px 6px !important;
    font-size: 0.68rem !important;
    min-height: 24px !important;
  }

  .data-table td .badge {
    padding: 2px 5px !important;
    font-size: 0.65rem !important;
    white-space: nowrap !important;
  }

  /* Pagination */
  .pagination {
    flex-wrap: wrap !important;
    gap: 3px !important;
    justify-content: center !important;
    margin-top: 10px !important;
  }

  .pagination .page-btn {
    padding: 4px 8px !important;
    font-size: 0.72rem !important;
    min-width: 28px !important;
    min-height: 28px !important;
  }

  /* ── Compact Modals ────────────────────────────────────────── */
  .modal-overlay {
    padding: 8px !important;
    align-items: center !important;
    justify-content: center !important;
  }

  .modal-box,
  .modal-content {
    width: 96% !important;
    max-width: 440px !important;
    max-height: 92vh !important;
    border-radius: 12px !important;
    overflow-y: auto !important;
    padding: 0 !important;
  }

  .modal-header,
  .modal-content > div:first-child {
    padding: 10px 14px !important;
  }

  .modal-header h3,
  .modal-content > div:first-child h3 {
    font-size: 0.92rem !important;
  }

  .modal-body {
    padding: 12px 14px !important;
    font-size: 0.82rem !important;
  }

  .modal-actions {
    padding: 10px 14px !important;
    gap: 6px !important;
    flex-direction: row !important;
    flex-wrap: wrap !important;
  }

  .modal-actions .btn,
  .modal-actions button {
    flex: 1 1 45% !important;
    font-size: 0.76rem !important;
    justify-content: center !important;
    min-height: 32px !important;
  }

  /* ── Horizontal Scrolling Tabs ─────────────────────────────── */
  .tabs {
    overflow-x: auto !important;
    -webkit-overflow-scrolling: touch !important;
    gap: 4px !important;
    padding-bottom: 2px !important;
    scrollbar-width: none !important;
  }

  .tabs::-webkit-scrollbar {
    display: none !important;
  }

  .tab-btn {
    padding: 6px 10px !important;
    font-size: 0.74rem !important;
    border-radius: 6px !important;
    white-space: nowrap !important;
    flex-shrink: 0 !important;
  }

  /* ── Attendance Matrix & Grids ─────────────────────────────── */
  .matrix-table th.session-header {
    min-width: 38px !important;
  }

  .matrix-square,
  .att-square {
    width: 25px !important;
    height: 25px !important;
    font-size: 0.7rem !important;
    border-radius: 4px !important;
  }

  .attendance-form .student-row {
    flex-direction: column !important;
    align-items: stretch !important;
    gap: 6px !important;
    padding: 8px 10px !important;
  }

  .attendance-form .status-buttons {
    flex-wrap: wrap !important;
    gap: 4px !important;
  }

  .attendance-form .status-btn {
    flex: 1 1 auto !important;
    font-size: 0.7rem !important;
    padding: 4px 6px !important;
    min-height: 30px !important;
  }

  .attendance-form .student-name {
    font-size: 0.82rem !important;
  }

  .attendance-form .note-input {
    width: 100% !important;
  }

  .attendance-save-btn {
    width: 100% !important;
  }

  /* ── Financials & Payments ─────────────────────────────────── */
  .balance-card {
    padding: 14px 16px !important;
    border-radius: 10px !important;
    margin-bottom: 12px !important;
  }

  .balance-amount {
    font-size: 1.65rem !important;
  }

  .tx-item {
    padding: 8px 10px !important;
    font-size: 0.74rem !important;
    gap: 6px !important;
  }

  .pay-square {
    padding: 6px 8px !important;
    font-size: 0.72rem !important;
  }

  .psc-squares {
    grid-template-columns: repeat(auto-fill, minmax(90px, 1fr)) !important;
  }

  #payment-summary.grid-4 {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 6px !important;
  }

  .payments-header {
    flex-direction: column !important;
    align-items: stretch !important;
    gap: 8px !important;
  }

  .payments-actions {
    width: 100% !important;
  }

  .payments-actions .view-toggle {
    width: 100% !important;
  }

  .payments-actions .view-toggle button {
    flex: 1 !important;
  }

  /* ── Schedules & Course Cards ──────────────────────────────── */
  .schedule-grid {
    display: flex !important;
    flex-direction: column !important;
    gap: 6px !important;
    background: transparent !important;
  }

  .schedule-grid .header-cell,
  .schedule-grid .time-cell {
    display: none !important;
  }

  .schedule-grid .session-cell {
    border-radius: 8px !important;
    border: 1px solid var(--border) !important;
    padding: 8px 10px !important;
    font-size: 0.78rem !important;
  }

  .schedule-grid .session-cell:not(.has-session) {
    display: none !important;
  }

  .schedule-grid .session-cell.has-session {
    border-right: 3px solid var(--primary-light) !important;
  }

  .course-card {
    padding: 10px 12px !important;
    border-radius: 10px !important;
  }

  .course-card .course-header {
    flex-direction: column !important;
    gap: 6px !important;
  }

  .material-card {
    padding: 12px !important;
  }

  .note-card {
    padding: 10px !important;
  }

  /* ── Student & Teacher Dashboards ──────────────────────────── */
  .student-dashboard .welcome-card {
    padding: 14px !important;
    border-radius: 12px !important;
    margin-bottom: 12px !important;
  }

  .student-dashboard .welcome-card h2 {
    font-size: 1.05rem !important;
  }

  .student-dashboard .quick-stats {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 8px !important;
    margin-bottom: 12px !important;
  }

  .teacher-dashboard .session-card {
    padding: 10px 12px !important;
    border-radius: 10px !important;
    flex-direction: column !important;
    align-items: flex-start !important;
    gap: 6px !important;
  }

  /* ── Notifications Dropdown Mobile Overrides ──────────────── */
  #notifications-dropdown {
    top: 52px !important;
    left: 6px !important;
    right: 6px !important;
    width: auto !important;
    max-width: none !important;
    max-height: calc(100dvh - 62px) !important;
    border-radius: 12px !important;
    box-shadow: 0 10px 32px rgba(0, 0, 0, 0.45) !important;
    border: 1px solid var(--border) !important;
  }

  body.lang-fr #notifications-dropdown {
    left: 6px !important;
    right: 6px !important;
  }

  .notifications-header {
    padding: 8px 10px !important;
  }

  .notifications-header-title {
    font-size: 0.82rem !important;
    gap: 4px !important;
  }

  .notifications-header-title .badge {
    font-size: 0.65rem !important;
    padding: 1px 5px !important;
  }

  .notif-header-actions {
    display: flex !important;
    align-items: center !important;
    gap: 3px !important;
  }

  .notif-top-btn {
    padding: 3px 6px !important;
    font-size: 0.68rem !important;
    border-radius: 6px !important;
    gap: 2px !important;
  }

  .notifications-bulk-bar {
    padding: 5px 10px !important;
    font-size: 0.72rem !important;
  }

  .notification-item {
    padding: 8px 10px !important;
    gap: 8px !important;
  }

  .notification-item .notif-title {
    font-size: 0.8rem !important;
    margin-bottom: 2px !important;
  }

  .notification-item .notif-msg {
    font-size: 0.72rem !important;
    line-height: 1.35 !important;
  }

  .notification-item .notif-date {
    font-size: 0.63rem !important;
    margin-top: 3px !important;
  }

  .notif-item-delete-btn {
    opacity: 0.85 !important;
    width: 24px !important;
    height: 24px !important;
    min-width: 24px !important;
    min-height: 24px !important;
    padding: 2px !important;
    border-radius: 6px !important;
    position: relative !important;
  }

  .notif-item-delete-btn::after {
    content: '';
    position: absolute;
    top: -6px;
    bottom: -6px;
    left: -6px;
    right: -6px;
  }

  .notif-row-checkbox {
    width: 14px !important;
    height: 14px !important;
  }

  /* ── Touch Feedback ────────────────────────────────────────── */
  .btn:active,
  .nav-item:active,
  .card[onclick]:active,
  .stat-card:active {
    transform: scale(0.98);
    transition: transform 0.1s ease;
  }

  /* Badges */
  .badge {
    padding: 2px 6px !important;
    font-size: 0.68rem !important;
  }
}

/* ── Extra Small Phones (max 480px) ──────────────────────────── */
@media (max-width: 480px) {
  html {
    font-size: 13.8px;
  }

  .page-content {
    padding: 6px 8px !important;
  }

  .topbar {
    height: 46px !important;
    padding: 0 8px !important;
  }

  .topbar .page-title {
    font-size: 0.84rem !important;
  }

  .card {
    padding: 8px 10px !important;
    border-radius: 8px !important;
  }

  .stat-card {
    padding: 7px 8px !important;
  }

  .stat-card .stat-value {
    font-size: 1.02rem !important;
  }

  .stat-card .stat-icon {
    width: 26px !important;
    height: 26px !important;
    font-size: 0.8rem !important;
  }

  .stat-card .stat-label {
    font-size: 0.65rem !important;
  }

  .admin-dashboard .stats-grid {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 6px !important;
  }

  .student-dashboard .quick-stats {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 6px !important;
  }

  .btn {
    padding: 5px 9px !important;
    font-size: 0.74rem !important;
  }

  .btn-sm {
    padding: 3px 6px !important;
    font-size: 0.68rem !important;
  }

  .data-table th,
  .data-table td {
    padding: 5px 6px !important;
    font-size: 0.72rem !important;
  }

  .form-input,
  .form-select {
    padding: 6px 8px !important;
    min-height: 34px !important;
  }

  .modal-box,
  .modal-content {
    width: 98% !important;
    border-radius: 10px !important;
  }

  .modal-content > div:first-child {
    padding: 8px 12px !important;
  }

  .modal-content > div:first-child h3 {
    font-size: 0.88rem !important;
  }

  .modal-body {
    padding: 10px 12px !important;
  }

  .matrix-square,
  .att-square {
    width: 22px !important;
    height: 22px !important;
    font-size: 0.68rem !important;
  }

  .tab-btn {
    font-size: 0.72rem !important;
    padding: 5px 8px !important;
  }
}

/* ── Micro Phones (max 360px) ────────────────────────────────── */
@media (max-width: 360px) {
  html {
    font-size: 13.2px;
  }

  .admin-dashboard .stats-grid,
  .student-dashboard .quick-stats {
    grid-template-columns: 1fr !important;
  }

  .modal-actions .btn {
    flex: 1 1 100% !important;
  }
}

/* ── Landscape Mobile Adjustments ────────────────────────────── */
@media (max-height: 500px) and (orientation: landscape) {
  .sidebar {
    overflow-y: auto !important;
  }

  .sidebar-header {
    min-height: 46px !important;
    padding: 8px !important;
  }

  .sidebar-footer {
    padding: 6px !important;
  }

  .page-content {
    padding: 6px 10px !important;
  }

  .modal-content {
    max-height: 86vh !important;
  }
}

/* ── Print Styles ────────────────────────────────────────────── */
@media print {
  .sidebar,
  .topbar,
  .sidebar-overlay,
  .btn,
  .filters-bar,
  .impersonation-bar,
  #notifications-dropdown {
    display: none !important;
  }

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

  .page-content {
    padding: 0 !important;
  }

  .table-container {
    border: none !important;
  }

  .data-table {
    font-size: 9pt !important;
  }

  .stat-card {
    border: 1px solid #ddd !important;
    break-inside: avoid !important;
  }
}