/* ==========================================================================
   PRIMARY SCHOOL MANAGEMENT SYSTEM - ULTRA MOBILE & TABLET ENGINE v5.0
   Pixel-Perfect Responsive Engine for Smartphones (iPhone / Android) & Tablets
   Optimized for Teacher & Super Admin Online Experience
   ========================================================================== */

/* Universal Reset & Utility */
.desktop-only {
  display: inline-flex !important;
}

@media (min-width: 769px) {
  .mobile-only {
    display: none !important;
  }
  .mobile-bottom-dock {
    display: none !important;
  }
  .mobile-cards-view {
    display: none !important;
  }
  .desktop-table-view {
    display: block !important;
  }
}

/* ==========================================================================
   MOBILE SCREEN RULES (Screen Width <= 768px: iPhone, Samsung, Xiaomi, iPad Mini)
   ========================================================================== */
@media (max-width: 768px) {
  /* 1. Global Viewport & Layout Reset */
  html, body {
    width: 100% !important;
    max-width: 100vw !important;
    overflow-x: hidden !important;
    font-size: 14px !important;
    -webkit-tap-highlight-color: transparent;
    -webkit-text-size-adjust: 100%;
  }

  .desktop-only {
    display: none !important;
  }
  .mobile-only {
    display: block !important;
  }

  /* Prevent iOS Safari Input Auto-Zoom (Font size must be >= 16px) */
  input[type="text"],
  input[type="password"],
  input[type="number"],
  input[type="email"],
  input[type="tel"],
  input[type="date"],
  select,
  textarea {
    font-size: 16px !important;
  }

  .app-container {
    width: 100% !important;
    max-width: 100vw !important;
    overflow-x: hidden !important;
  }

  .main-wrapper {
    margin-left: 0 !important;
    width: 100% !important;
    max-width: 100vw !important;
    overflow-x: hidden !important;
  }

  /* 2. Top Sticky Navbar (Height: 54px, Zero Overflow, Blur Effect) */
  .top-navbar {
    height: 54px !important;
    min-height: 54px !important;
    max-height: 54px !important;
    padding: 0 10px !important;
    position: sticky !important;
    top: 0 !important;
    z-index: 900 !important;
    background: rgba(255, 255, 255, 0.96) !important;
    backdrop-filter: blur(14px) !important;
    -webkit-backdrop-filter: blur(14px) !important;
    border-bottom: 1px solid rgba(226, 232, 240, 0.85) !important;
    box-shadow: 0 2px 10px -2px rgba(15, 23, 42, 0.05) !important;
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    flex-wrap: nowrap !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  [data-theme="dark"] .top-navbar {
    background: rgba(15, 23, 42, 0.96) !important;
    border-bottom-color: rgba(51, 65, 85, 0.8) !important;
  }

  .nav-left {
    display: flex !important;
    align-items: center !important;
    gap: 8px !important;
    min-width: 0 !important;
    flex: 1 1 auto !important;
    overflow: hidden !important;
  }

  .mobile-nav-toggle {
    width: 38px !important;
    height: 38px !important;
    min-width: 38px !important;
    border-radius: 10px !important;
    background: #f1f5f9 !important;
    border: 1px solid #cbd5e1 !important;
    color: #1e40af !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    font-size: 16px !important;
    flex-shrink: 0 !important;
    cursor: pointer !important;
  }

  [data-theme="dark"] .mobile-nav-toggle {
    background: #1e293b !important;
    border-color: #334155 !important;
    color: #93c5fd !important;
  }

  .nav-left .page-title-group {
    min-width: 0 !important;
    flex: 1 !important;
    overflow: hidden !important;
  }

  .nav-left .page-title-group h1 {
    font-size: 14.5px !important;
    font-weight: 700 !important;
    white-space: nowrap !important;
    overflow: hidden !important;
    text-overflow: ellipsis !important;
    color: #0f172a !important;
    margin: 0 !important;
    line-height: 1.25 !important;
  }

  [data-theme="dark"] .nav-left .page-title-group h1 {
    color: #f1f5f9 !important;
  }

  .nav-left .breadcrumb {
    display: none !important;
  }

  .nav-right {
    display: flex !important;
    align-items: center !important;
    gap: 6px !important;
    flex-shrink: 0 !important;
  }

  /* Compact User Profile Pill in Navbar */
  .user-profile-menu {
    display: flex !important;
    align-items: center !important;
    gap: 6px !important;
    background: #f8fafc !important;
    border: 1px solid #e2e8f0 !important;
    border-radius: 9999px !important;
    padding: 3px 8px 3px 3px !important;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04) !important;
  }

  [data-theme="dark"] .user-profile-menu {
    background: #1e293b !important;
    border-color: #334155 !important;
  }

  .user-profile-menu .user-avatar {
    width: 32px !important;
    height: 32px !important;
    min-width: 32px !important;
    border-radius: 50% !important;
    font-size: 13px !important;
    flex-shrink: 0 !important;
  }

  .user-profile-menu div > div:first-child {
    font-size: 12px !important;
    font-weight: 700 !important;
    max-width: 75px !important;
    white-space: nowrap !important;
    overflow: hidden !important;
    text-overflow: ellipsis !important;
    color: #0f172a !important;
  }

  [data-theme="dark"] .user-profile-menu div > div:first-child {
    color: #f8fafc !important;
  }

  .user-profile-menu div > div:last-child {
    display: none !important;
  }

  /* Extra Small Screens (<= 380px): Hide profile text completely, show only avatar */
  @media (max-width: 380px) {
    .user-profile-menu {
      padding: 2px !important;
      background: transparent !important;
      border: none !important;
      box-shadow: none !important;
    }
    .user-profile-menu div {
      display: none !important;
    }
  }

  /* 3. Mobile Content Body & Safe-Area Padding */
  .content-body {
    padding: 12px 10px 84px 10px !important; /* Bottom 84px clears mobile bottom bar */
    overflow-x: hidden !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  /* 4. Native App Floating Bottom Dock */
  .mobile-bottom-dock {
    display: flex !important;
    position: fixed !important;
    bottom: 0 !important;
    left: 0 !important;
    right: 0 !important;
    height: 60px !important;
    background: rgba(255, 255, 255, 0.97) !important;
    backdrop-filter: blur(16px) !important;
    -webkit-backdrop-filter: blur(16px) !important;
    border-top: 1px solid #e2e8f0 !important;
    box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.06) !important;
    z-index: 950 !important;
    align-items: center !important;
    justify-content: space-around !important;
    padding-bottom: env(safe-area-inset-bottom, 0px) !important;
  }

  [data-theme="dark"] .mobile-bottom-dock {
    background: rgba(15, 23, 42, 0.97) !important;
    border-top-color: #334155 !important;
    box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.3) !important;
  }

  .mobile-dock-item {
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    justify-content: center !important;
    flex: 1 !important;
    height: 100% !important;
    color: #64748b !important;
    text-decoration: none !important;
    font-size: 10.5px !important;
    font-weight: 600 !important;
    gap: 3px !important;
    transition: all 0.18s ease !important;
    border: none !important;
    background: none !important;
    cursor: pointer !important;
    padding: 0 !important;
  }

  [data-theme="dark"] .mobile-dock-item {
    color: #94a3b8 !important;
  }

  .mobile-dock-item i {
    font-size: 18px !important;
    transition: transform 0.18s ease !important;
  }

  .mobile-dock-item.active {
    color: #1e40af !important;
    font-weight: 700 !important;
  }

  [data-theme="dark"] .mobile-dock-item.active {
    color: #60a5fa !important;
  }

  .mobile-dock-item.active i {
    transform: translateY(-2px) !important;
    color: #1e40af !important;
  }

  [data-theme="dark"] .mobile-dock-item.active i {
    color: #60a5fa !important;
  }

  /* 5. Mobile Admin Banner & Stat Cards */
  .admin-header-card {
    flex-direction: column !important;
    align-items: stretch !important;
    padding: 16px 14px !important;
    gap: 12px !important;
    border-radius: 14px !important;
    margin-bottom: 12px !important;
  }

  .admin-header-card h2 {
    font-size: 16px !important;
    line-height: 1.4 !important;
  }

  .admin-header-card p {
    font-size: 11.5px !important;
  }

  .admin-header-card > div:last-child {
    display: grid !important;
    grid-template-columns: 1fr 1fr !important;
    gap: 8px !important;
    width: 100% !important;
  }

  .stat-pill {
    padding: 8px 10px !important;
    gap: 8px !important;
    border-radius: 10px !important;
  }

  .stat-pill-icon {
    width: 32px !important;
    height: 32px !important;
    font-size: 15px !important;
  }

  /* 6. Multi-PC & Network Banner */
  .multi-pc-banner-box {
    flex-direction: column !important;
    align-items: stretch !important;
    padding: 14px !important;
    gap: 12px !important;
    border-radius: 14px !important;
    margin-bottom: 14px !important;
  }

  .multi-pc-banner-box > div:first-child {
    flex-direction: column !important;
    align-items: stretch !important;
    gap: 8px !important;
  }

  .multi-pc-banner-box button {
    width: 100% !important;
    justify-content: center !important;
    padding: 10px !important;
    font-size: 13px !important;
  }

  /* 7. Action Bar & Top Buttons */
  .admin-action-bar {
    flex-direction: column !important;
    align-items: stretch !important;
    gap: 10px !important;
  }

  .admin-action-bar .panel-actions {
    display: flex !important;
    flex-direction: column !important;
    width: 100% !important;
    gap: 8px !important;
  }

  .admin-action-bar a,
  .admin-action-bar button {
    width: 100% !important;
    justify-content: center !important;
    text-align: center !important;
    min-height: 44px !important;
    font-size: 13px !important;
    border-radius: 10px !important;
  }

  /* 8. Table & User Cards Switching on Mobile */
  .desktop-table-view {
    display: none !important;
  }

  .mobile-cards-view {
    display: flex !important;
    flex-direction: column !important;
    gap: 12px !important;
    padding: 0 !important;
  }

  .mobile-user-card {
    background: #ffffff !important;
    border: 1px solid #e2e8f0 !important;
    border-radius: 14px !important;
    padding: 14px 16px !important;
    box-shadow: 0 4px 12px -2px rgba(15, 23, 42, 0.05) !important;
    display: flex !important;
    flex-direction: column !important;
    gap: 10px !important;
    position: relative !important;
  }

  [data-theme="dark"] .mobile-user-card {
    background: #1e293b !important;
    border-color: #334155 !important;
  }

  .mobile-user-card-header {
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    border-bottom: 1px solid #f1f5f9 !important;
    padding-bottom: 8px !important;
  }

  [data-theme="dark"] .mobile-user-card-header {
    border-bottom-color: #334155 !important;
  }

  .mobile-user-card-title {
    font-size: 15px !important;
    font-weight: 700 !important;
    color: #0f172a !important;
  }

  [data-theme="dark"] .mobile-user-card-title {
    color: #f8fafc !important;
  }

  .mobile-user-card-body {
    display: grid !important;
    grid-template-columns: 1fr 1fr !important;
    gap: 8px !important;
    font-size: 12.5px !important;
  }

  .mobile-user-card-field {
    display: flex !important;
    flex-direction: column !important;
    gap: 2px !important;
  }

  .mobile-user-card-label {
    font-size: 10.5px !important;
    color: #64748b !important;
    font-weight: 600 !important;
  }

  [data-theme="dark"] .mobile-user-card-label {
    color: #94a3b8 !important;
  }

  .mobile-user-card-value {
    font-weight: 700 !important;
    color: #1e293b !important;
  }

  [data-theme="dark"] .mobile-user-card-value {
    color: #f1f5f9 !important;
  }

  .mobile-user-card-actions {
    display: flex !important;
    gap: 8px !important;
    margin-top: 4px !important;
    border-top: 1px solid #f1f5f9 !important;
    padding-top: 8px !important;
  }

  [data-theme="dark"] .mobile-user-card-actions {
    border-top-color: #334155 !important;
  }

  .mobile-user-card-actions .btn {
    flex: 1 !important;
    justify-content: center !important;
    min-height: 42px !important;
    border-radius: 10px !important;
  }

  /* 9. Universal Mobile Modals */
  .modal-backdrop, .modal-overlay {
    padding: 10px !important;
    z-index: 100000 !important;
  }

  .modal-dialog,
  .modal-box,
  .sidebar-modal-card {
    width: 96% !important;
    max-width: 96% !important;
    margin: 10px auto !important;
    max-height: 90vh !important;
    border-radius: 16px !important;
    box-sizing: border-box !important;
  }

  .modal-body {
    padding: 16px !important;
    max-height: 68vh !important;
    overflow-y: auto !important;
    -webkit-overflow-scrolling: touch !important;
  }

  .modal-header,
  .modal-footer {
    padding: 12px 16px !important;
  }

  /* 10. General Teacher & Dashboard Pages on Mobile */
  .stats-grid {
    grid-template-columns: 1fr !important;
    gap: 10px !important;
  }

  .stat-card-v2 {
    padding: 14px 16px !important;
    border-radius: 14px !important;
  }

  .classes-grid {
    grid-template-columns: 1fr !important;
    gap: 12px !important;
  }

  .class-card {
    border-radius: 14px !important;
  }

  .action-grid-container,
  .action-grid-secondary,
  .action-grid-tertiary {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 10px !important;
  }

  /* Horizontal Scrolling Tables for Teacher Pages */
  .table-responsive,
  .data-panel > .table-responsive {
    width: 100% !important;
    overflow-x: auto !important;
    -webkit-overflow-scrolling: touch !important;
    margin-bottom: 8px !important;
    border-radius: 12px !important;
  }

  .table-custom,
  .data-table,
  .score-table,
  .score-sheet-table,
  .pri-score-table,
  .annual-att-table {
    min-width: 580px !important;
  }

  .table-custom th:first-child,
  .table-custom td:first-child {
    position: sticky !important;
    left: 0 !important;
    background: inherit !important;
    z-index: 2 !important;
  }

  /* Mobile Drawer Sidebar */
  .sidebar {
    width: 82vw !important;
    max-width: 310px !important;
    border-top-right-radius: 20px !important;
    border-bottom-right-radius: 20px !important;
    box-shadow: 10px 0 30px rgba(0, 0, 0, 0.25) !important;
    z-index: 1001 !important;
  }

  .sidebar-backdrop {
    z-index: 999 !important;
  }
}


/* ==========================================================================
   KHMER VOWEL DIACRITICS PROTECTION (ការពារកុំឱ្យបាំងស្រៈខាងលើ)
   ========================================================================== */
.feature-action-card,
.feature-action-card > div,
.feature-action-card div[style*="font-weight"] {
  overflow: visible !important;
  line-height: 1.75 !important;
}

.feature-action-card div[style*="font-weight: 800"],
.workspace-action-grid-section .card-action-title {
  padding-top: 6px !important;
  padding-bottom: 4px !important;
  line-height: 1.75 !important;
  overflow: visible !important;
  white-space: nowrap !important;
}

/* ==========================================================================
   REPORT PRINT PREVIEW MODAL - FULL MOBILE FIT & RESPONSIVENESS
   ========================================================================== */
@media (max-width: 768px) {
  #reportPrintModal {
    padding: 0 !important;
    background: #0f172a !important;
  }
  #reportPrintModal #printModalDialog {
    width: 100vw !important;
    max-width: 100vw !important;
    height: 100vh !important;
    max-height: 100vh !important;
    border-radius: 0 !important;
    border: none !important;
  }
  #reportPrintModal #printModalDialog > div:first-child {
    padding: 10px 14px !important;
  }
  #reportPrintModal #printModalTitle {
    font-size: 14.5px !important;
  }
  #reportPrintModal #modalMonthBar {
    padding: 8px 10px !important;
    gap: 6px !important;
  }
  #reportPrintModal #printableDocumentArea {
    padding: 12px 10px 80px 10px !important;
    overflow-x: auto !important;
    overflow-y: auto !important;
    -webkit-overflow-scrolling: touch !important;
    background: #f1f5f9 !important;
  }
  #reportPrintModal #printableDocumentArea > div:not(.mobile-scroll-hint) {
    min-width: 680px;
    background: #ffffff;
    padding: 18px 14px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
    border-radius: 8px;
    box-sizing: border-box;
  }
  #reportPrintModal #printModalDialog > div:last-child {
    padding: 10px 14px !important;
    flex-direction: column !important;
    gap: 8px !important;
  }
  #reportPrintModal #printModalDialog > div:last-child > span {
    display: none !important;
  }
  #reportPrintModal #printModalDialog > div:last-child > div {
    width: 100% !important;
    display: flex !important;
    gap: 8px !important;
  }
  #reportPrintModal #btnDownloadModalPdf {
    flex: 2 !important;
    padding: 10px 12px !important;
    font-size: 13.5px !important;
    justify-content: center !important;
  }
  #reportPrintModal button[onclick="executeModalPrint()"] {
    flex: 1 !important;
    padding: 10px 12px !important;
    font-size: 13px !important;
    justify-content: center !important;
  }
}