/* ==========================================================================
   THÔNG LÂM QLHS - NEXT-GEN ENTERPRISE DASHBOARD THEME
   DATATABLES & TABLES HIGH-END STYLING SYSTEM
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&display=swap');

:root {
  --font-main: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  
  /* Brand Palette */
  --brand-primary: #4f46e5;
  --brand-primary-hover: #4338ca;
  --brand-primary-subtle: #e0e7ff;
  --brand-gradient: linear-gradient(135deg, #6366f1 0%, #4f46e5 100%);
  
  /* Backgrounds */
  --bg-app: #f8fafc;
  --bg-card: #ffffff;
  --bg-sidebar: #090d16;
  --bg-sidebar-hover: #161f33;
  
  /* Neutral Colors */
  --slate-50: #f8fafc;
  --slate-100: #f1f5f9;
  --slate-200: #e2e8f0;
  --slate-300: #cbd5e1;
  --slate-400: #94a3b8;
  --slate-500: #64748b;
  --slate-600: #475569;
  --slate-700: #334155;
  --slate-800: #1e293b;
  --slate-900: #0f172a;

  /* State Colors */
  --emerald-500: #10b981;
  --emerald-50: #ecfdf5;
  --emerald-700: #047857;

  --amber-500: #f59e0b;
  --amber-50: #fffbeb;
  --amber-700: #b45309;

  --rose-500: #f43f5e;
  --rose-50: #fff1f2;
  --rose-700: #be123c;

  --sky-500: #0ea5e9;
  --sky-50: #f0f9ff;
  --sky-700: #0369a1;

  /* Shadows & Radius */
  --shadow-sm: 0 1px 2px 0 rgba(15, 23, 42, 0.05);
  --shadow-md: 0 4px 12px -2px rgba(15, 23, 42, 0.06), 0 2px 4px -2px rgba(15, 23, 42, 0.04);
  --shadow-lg: 0 12px 24px -4px rgba(15, 23, 42, 0.08);
  --shadow-glow: 0 8px 20px rgba(79, 70, 229, 0.3);

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;
  
  --transition-fast: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Master Reset & Base Scrollbars */
html, body {
  margin: 0 !important;
  padding: 0 !important;
  width: 100% !important;
  min-height: 100vh !important;
  font-family: var(--font-main) !important;
  background-color: var(--bg-app) !important;
  color: var(--slate-900) !important;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden !important;
}

/* ==========================================================================
   CLASSIC ULTRA-SLEEK CUSTOM SCROLLBARS (GLOBAL & CONTAINERS)
   ========================================================================== */

/* Webkit Scrollbars (Chrome, Edge, Safari) */
::-webkit-scrollbar {
  width: 6px !important;
  height: 6px !important;
}

::-webkit-scrollbar-track {
  background: #f1f5f9 !important;
  border-radius: 9999px !important;
}

::-webkit-scrollbar-thumb {
  background: #cbd5e1 !important;
  border-radius: 9999px !important;
  transition: all 0.2s ease !important;
}

::-webkit-scrollbar-thumb:hover {
  background: #6366f1 !important;
}

::-webkit-scrollbar-corner {
  background: transparent !important;
}

/* Sidebar Dark Scrollbar */
.app-sidebar::-webkit-scrollbar {
  width: 5px !important;
}

.app-sidebar::-webkit-scrollbar-track {
  background: transparent !important;
}

.app-sidebar::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.15) !important;
  border-radius: 9999px !important;
}

.app-sidebar::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.35) !important;
}

/* Table Responsive Horizontal Scrollbar */
.table-responsive::-webkit-scrollbar,
.dataTables_wrapper .row::-webkit-scrollbar {
  height: 6px !important;
}

.table-responsive::-webkit-scrollbar-track,
.dataTables_wrapper .row::-webkit-scrollbar-track {
  background: #f8fafc !important;
}

.table-responsive::-webkit-scrollbar-thumb,
.dataTables_wrapper .row::-webkit-scrollbar-thumb {
  background: #cbd5e1 !important;
  border-radius: 9999px !important;
}

.table-responsive::-webkit-scrollbar-thumb:hover,
.dataTables_wrapper .row::-webkit-scrollbar-thumb:hover {
  background: #4f46e5 !important;
}

/* Firefox Scrollbar Standard */
* {
  scrollbar-width: thin !important;
  scrollbar-color: #cbd5e1 #f1f5f9 !important;
}

.app-sidebar {
  scrollbar-width: thin !important;
  scrollbar-color: rgba(255, 255, 255, 0.2) transparent !important;
}

.app-wrapper {
  display: flex;
  width: 100%;
  min-height: 100vh;
  position: relative;
}

/* Sidebar */
.app-sidebar {
  width: 260px;
  min-width: 260px;
  max-width: 260px;
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  height: 100vh;
  background-color: var(--bg-sidebar);
  border-right: 1px solid rgba(255, 255, 255, 0.06);
  z-index: 1040;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  box-shadow: 4px 0 20px rgba(0, 0, 0, 0.15);
}

.sidebar-header {
  height: 70px;
  min-height: 70px;
  padding: 0 1.25rem;
  display: flex;
  align-items: center;
  gap: 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.sidebar-brand-icon {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  background: var(--brand-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-size: 1.1rem;
  box-shadow: var(--shadow-glow);
  flex-shrink: 0;
}

.sidebar-brand-title {
  font-weight: 800;
  font-size: 1.05rem;
  color: #ffffff;
  letter-spacing: -0.02em;
}

.sidebar-brand-subtitle {
  font-size: 0.7rem;
  color: var(--slate-400);
  margin-top: -2px;
}

.sidebar-user {
  padding: 1.15rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(255, 255, 255, 0.02);
}

.user-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.15);
  object-fit: cover;
  flex-shrink: 0;
}

.user-name {
  color: #ffffff;
  font-weight: 700;
  font-size: 0.875rem;
  line-height: 1.2;
}

.user-status {
  color: var(--emerald-500);
  font-size: 0.725rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 4px;
}

.sidebar-nav {
  padding: 1rem 0.75rem;
  flex: 1;
}

.nav-group-title,
.sidebar-nav-title {
  padding: 0.6rem 0.85rem;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #64748b !important;
}

.sidebar-link,
.sidebar-nav-link {
  display: flex !important;
  align-items: center !important;
  gap: 12px !important;
  padding: 0.65rem 0.9rem !important;
  color: #94a3b8 !important;
  font-weight: 600 !important;
  font-size: 0.875rem !important;
  border-radius: var(--radius-md) !important;
  text-decoration: none !important;
  transition: var(--transition-fast) !important;
  margin-bottom: 4px !important;
  white-space: nowrap !important;
}

.sidebar-link i,
.sidebar-nav-link i {
  font-size: 1rem !important;
  width: 20px !important;
  text-align: center !important;
  flex-shrink: 0 !important;
  transition: var(--transition-fast) !important;
}

.sidebar-link:hover,
.sidebar-nav-link:hover {
  color: #ffffff !important;
  background-color: var(--bg-sidebar-hover) !important;
  text-decoration: none !important;
}

.sidebar-link.active,
.sidebar-nav-link.active {
  background: var(--brand-gradient) !important;
  color: #ffffff !important;
  box-shadow: var(--shadow-glow) !important;
}

.sidebar-link.active i,
.sidebar-nav-link.active i {
  color: #ffffff !important;
}

.sidebar-nav-link .icon-emerald { color: #34d399 !important; }
.sidebar-nav-link .icon-amber { color: #fbbf24 !important; }
.sidebar-nav-link .icon-purple { color: #c084fc !important; }
.sidebar-nav-link .icon-blue { color: #60a5fa !important; }
.sidebar-nav-link .icon-info { color: #38bdf8 !important; }

.sidebar-nav-link.active .icon-emerald,
.sidebar-nav-link.active .icon-amber,
.sidebar-nav-link.active .icon-purple,
.sidebar-nav-link.active .icon-blue,
.sidebar-nav-link.active .icon-info {
  color: #ffffff !important;
}

/* App Main Container */
.app-main {
  margin-left: 260px;
  width: calc(100% - 260px);
  min-width: 0;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  background-color: var(--bg-app);
}

/* Header Navbar */
.app-header {
  height: 70px !important;
  min-height: 70px !important;
  background: rgba(255, 255, 255, 0.95) !important;
  backdrop-filter: blur(16px) !important;
  border-bottom: 1px solid var(--slate-200) !important;
  padding: 0 2rem !important;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 1030;
  box-shadow: var(--shadow-sm);
}

.header-search {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--slate-100);
  border: 1px solid var(--slate-200);
  padding: 0.5rem 1rem;
  border-radius: var(--radius-full);
  width: 320px;
  transition: var(--transition-fast);
}

.header-search:focus-within {
  border-color: var(--brand-primary);
  background: #ffffff;
  box-shadow: 0 0 0 4px rgba(79, 70, 229, 0.1);
}

.header-search input {
  border: none;
  background: transparent;
  outline: none;
  width: 100%;
  font-size: 0.875rem;
  color: var(--slate-900);
}

.header-right {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.header-pill-badge {
  background: var(--slate-100);
  border: 1px solid var(--slate-200);
  padding: 0.4rem 1rem;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--slate-700);
  display: flex;
  align-items: center;
  gap: 6px;
}

.profile-dropdown-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0.35rem 0.85rem;
  background: #ffffff;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: var(--transition-fast);
  box-shadow: var(--shadow-sm);
}

.profile-dropdown-btn:hover {
  border-color: var(--slate-300);
  box-shadow: var(--shadow-md);
}

/* Content Area */
.app-content {
  padding: 1.75rem 2rem !important;
  flex: 1 !important;
  width: 100% !important;
  min-width: 0 !important;
  max-width: 100% !important;
  overflow-x: hidden !important;
}

.app-footer {
  background: #ffffff;
  border-top: 1px solid var(--slate-200);
  padding: 1rem 2rem;
  color: var(--slate-500);
  font-size: 0.825rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

@media (max-width: 991.98px) {
  .app-sidebar {
    transform: translateX(-100%);
    transition: transform 0.3s ease;
  }
  .app-sidebar.show-mobile {
    transform: translateX(0);
  }
  .app-main {
    margin-left: 0 !important;
    width: 100% !important;
    max-width: 100% !important;
  }
}

/* ==========================================================================
   CARDS & DASHBOARD COMPONENTS
   ========================================================================== */

.card,
.next-card {
  background: var(--bg-card) !important;
  border: 1px solid var(--slate-200) !important;
  border-radius: var(--radius-xl) !important;
  box-shadow: var(--shadow-sm) !important;
  margin-bottom: 1.5rem !important;
  transition: var(--transition-smooth) !important;
  width: 100% !important;
  max-width: 100% !important;
  overflow: visible !important;
  box-sizing: border-box !important;
}

.card-header,
.next-card-header {
  padding: 1.15rem 1.5rem !important;
  background: #ffffff !important;
  border-bottom: 1px solid var(--slate-100) !important;
  box-sizing: border-box !important;
}

.card-body,
.next-card-body {
  padding: 1.25rem 1.5rem !important;
  width: 100% !important;
  max-width: 100% !important;
  box-sizing: border-box !important;
  overflow-x: visible !important;
}

.card-body.p-0,
.next-card-body.p-0 {
  padding: 0 !important;
}

/* ==========================================================================
   DATATABLES HIGH-END STYLING SYSTEM (ENTERPRISE GRADE - PLCGO STYLE)
   ========================================================================== */

.dataTables_wrapper {
  padding: 1rem 0 0.5rem 0 !important;
  width: 100% !important;
  max-width: 100% !important;
  box-sizing: border-box !important;
}

/* Reset Bootstrap negative margins inside DataTables wrapper */
.dataTables_wrapper .row {
  margin-left: 0 !important;
  margin-right: 0 !important;
  width: 100% !important;
  max-width: 100% !important;
}

.dataTables_wrapper .row > [class*="col-"] {
  padding-left: 0 !important;
  padding-right: 0 !important;
  max-width: 100% !important;
}

/* DataTables Top Control Row Layout */
.dataTables_wrapper .row:first-child {
  padding: 0.5rem 1.25rem 1rem 1.25rem !important;
  margin: 0 !important;
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
  flex-wrap: nowrap !important;
  width: 100% !important;
}

/* Left Column: Length menu ("Hiển thị X dòng") and Buttons ("Excel, PDF...") on the SAME HORIZONTAL ROW */
.dataTables_wrapper .row:first-child > [class*="col-"]:first-child,
.dataTables_wrapper .row:first-child > .col-md-6:first-child {
  display: flex !important;
  align-items: center !important;
  flex-direction: row !important;
  flex-wrap: nowrap !important;
  gap: 1rem !important;
  margin: 0 !important;
  padding: 0 !important;
  flex: 0 1 auto !important;
  max-width: none !important;
  width: auto !important;
}

.dataTables_wrapper .dataTables_length {
  margin: 0 !important;
  display: inline-flex !important;
  align-items: center !important;
  float: none !important;
  white-space: nowrap !important;
  color: #475569 !important;
  font-weight: 700 !important;
  font-size: 0.825rem !important;
}

.dataTables_wrapper .dataTables_length label {
  margin: 0 !important;
  display: inline-flex !important;
  align-items: center !important;
  font-weight: 700 !important;
  font-size: 0.825rem !important;
  color: var(--slate-700) !important;
  white-space: nowrap !important;
}

.dataTables_wrapper .dt-buttons {
  margin: 0 !important;
  display: inline-flex !important;
  align-items: center !important;
  flex-wrap: nowrap !important;
  gap: 0.35rem !important;
  float: none !important;
}

/* Right Column: Search filter pushed to the far right on the EXACT SAME horizontal line */
.dataTables_wrapper .row:first-child > [class*="col-"]:last-child,
.dataTables_wrapper .row:first-child > .col-md-6:last-child {
  display: flex !important;
  align-items: center !important;
  justify-content: flex-end !important;
  margin-left: auto !important;
  padding: 0 !important;
  flex: 0 1 auto !important;
  max-width: none !important;
  width: auto !important;
}

.dataTables_wrapper .dataTables_filter {
  margin: 0 0 0 auto !important;
  display: flex !important;
  align-items: center !important;
  justify-content: flex-end !important;
  text-align: right !important;
  float: none !important;
  color: #475569 !important;
  font-weight: 700 !important;
  font-size: 0.825rem !important;
}

.dataTables_wrapper .dataTables_filter label {
  margin-bottom: 0 !important;
  font-weight: 700 !important;
  font-size: 0.825rem !important;
  color: #475569 !important;
  display: inline-flex !important;
  align-items: center !important;
  justify-content: flex-end !important;
  gap: 0.5rem !important;
}

.dataTables_wrapper .dataTables_filter input {
  border-radius: var(--radius-full) !important;
  border: 1.5px solid #e2e8f0 !important;
  padding: 0.45rem 1rem 0.45rem 2.2rem !important;
  font-size: 0.85rem !important;
  font-weight: 600 !important;
  outline: none !important;
  background-color: #ffffff !important;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%2394a3b8'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M21 21l-6-6m2-5a7 7 0 11-14 0 7 7 0 0114 0z'%3E%3C/path%3E%3C/svg%3E") !important;
  background-repeat: no-repeat !important;
  background-position: left 0.75rem center !important;
  background-size: 1rem !important;
  color: #0f172a !important;
  min-width: 220px !important;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04) !important;
  transition: var(--transition-fast) !important;
}

.dataTables_wrapper .dataTables_filter input:focus {
  border-color: var(--brand-primary) !important;
  box-shadow: 0 0 0 4px rgba(79, 70, 229, 0.12) !important;
}

/* DataTables Export Buttons (Excel, PDF, Print, Colvis) */
.dt-buttons {
  margin-bottom: 0 !important;
  display: inline-flex !important;
  gap: 0.4rem !important;
  flex-wrap: wrap !important;
}

.dt-buttons .btn,
.dataTables_wrapper .dt-buttons .btn {
  border-radius: var(--radius-md) !important;
  font-weight: 700 !important;
  font-size: 0.78rem !important;
  padding: 0.45rem 0.85rem !important;
  border: 1.5px solid #e2e8f0 !important;
  background-color: #ffffff !important;
  color: #334155 !important;
  transition: var(--transition-fast) !important;
  display: inline-flex !important;
  align-items: center !important;
  gap: 0.4rem !important;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04) !important;
}

.dt-buttons .btn:hover {
  background-color: #f8fafc !important;
  border-color: #cbd5e1 !important;
  color: var(--brand-primary) !important;
  transform: translateY(-1px) !important;
}

.dt-buttons .buttons-excel { color: #047857 !important; }
.dt-buttons .buttons-pdf { color: #be123c !important; }
.dt-buttons .buttons-print { color: #4338ca !important; }
.dt-buttons .buttons-collection { color: #0369a1 !important; }

.dt-button-collection {
  border-radius: var(--radius-md) !important;
  border: 1px solid var(--slate-200) !important;
  box-shadow: var(--shadow-lg) !important;
  padding: 0.5rem !important;
  background-color: #ffffff !important;
}

/* ==========================================================================
   ULTRA-CLEAN MODERN ERP TABLE STYLING (MATCHING PLCGO_LARAVEL REFERENCE)
   ========================================================================== */

.dataTables_wrapper .row:not(:first-child):not(:last-child),
.card-body .table-responsive,
.next-card-body .table-responsive,
.table-responsive {
  width: 100% !important;
  max-width: 100% !important;
  overflow: visible !important;
  -webkit-overflow-scrolling: touch !important;
  border-radius: 0 !important;
  border: none !important;
  border-top: 1px solid var(--slate-200) !important;
  border-bottom: 1px solid var(--slate-200) !important;
  margin: 0 !important;
  box-sizing: border-box !important;
}

@media (max-width: 767.98px) {
  .dataTables_wrapper .row:not(:first-child):not(:last-child),
  .card-body .table-responsive,
  .next-card-body .table-responsive,
  .table-responsive {
    overflow-x: auto !important;
  }
}

table.dataTable, 
table.table {
  width: 100% !important;
  max-width: 100% !important;
  border-collapse: separate !important;
  border-spacing: 0 !important;
  margin-bottom: 0 !important;
  background-color: #ffffff !important;
  table-layout: auto !important;
}

/* Remove default Bootstrap heavy vertical borders */
table.dataTable, 
table.table, 
table.table-bordered, 
table.table-bordered th, 
table.table-bordered td,
table.table-striped tbody tr:nth-of-type(odd) {
  border-left: none !important;
  border-right: none !important;
}

/* Header Row Styling (Soft Off-White Tint) */
table.dataTable thead th, 
table.table thead th {
  background-color: #f8fafc !important;
  color: #475569 !important;
  font-weight: 700 !important;
  font-size: 0.775rem !important;
  text-transform: uppercase !important;
  letter-spacing: 0.05em !important;
  padding: 0.9rem 1rem !important;
  border-bottom: 1px solid #e2e8f0 !important;
  border-top: none !important;
  white-space: nowrap !important;
  vertical-align: middle !important;
  position: relative !important;
}

/* Sorting Icons Styling */
table.dataTable thead .sorting,
table.dataTable thead .sorting_asc,
table.dataTable thead .sorting_desc {
  cursor: pointer !important;
  padding-right: 1.75rem !important;
}

/* Table Body Rows & Cells */
table.dataTable tbody td, 
table.table tbody td {
  padding: 0.85rem 1rem !important;
  vertical-align: middle !important;
  border-bottom: 1px solid #f1f5f9 !important;
  border-top: none !important;
  font-size: 0.875rem !important;
  color: #1e293b !important;
  background-color: #ffffff !important;
  transition: background-color 0.15s ease !important;
}

/* Selective nowrap enforcement */
.nowrap,
.whitespace-nowrap,
.btn-action-group,
.license-badge,
.badge-status-pill,
.amount-total,
.amount-paid,
.amount-remain-debt,
.amount-remain-zero,
.btn-action-pill,
.student-avatar-cell {
  white-space: nowrap !important;
}

table.dataTable tbody tr:hover, 
table.table-hover tbody tr:hover,
table.table-striped tbody tr:hover {
  background-color: #f8fafc !important;
}

table.dataTable tbody tr:hover td,
table.table-hover tbody tr:hover td {
  background-color: #f8fafc !important;
}

/* Inline Action Pill Buttons (Matching Reference Image) */
.btn-action-group {
  display: inline-flex !important;
  align-items: center !important;
  gap: 6px !important;
  flex-wrap: nowrap !important;
}

.btn-action-pill {
  height: 32px !important;
  padding: 0 0.75rem !important;
  border-radius: 6px !important;
  font-size: 0.78rem !important;
  font-weight: 700 !important;
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 5px !important;
  transition: all 0.15s ease !important;
  text-decoration: none !important;
  border: 1px solid transparent !important;
  white-space: nowrap !important;
  cursor: pointer !important;
  user-select: none !important;
}

/* Pay / Green Action Pill (Thanh toán / Thu HP) */
.btn-action-pill-pay {
  background-color: #ecfdf5 !important;
  color: #059669 !important;
  border-color: #a7f3d0 !important;
}
.btn-action-pill-pay:hover {
  background-color: #10b981 !important;
  color: #ffffff !important;
  border-color: #10b981 !important;
  box-shadow: 0 2px 6px rgba(16, 185, 129, 0.25) !important;
}

/* Detail / Slate Action Pill (Chi tiết) */
.btn-action-pill-detail {
  background-color: #f1f5f9 !important;
  color: #334155 !important;
  border-color: #e2e8f0 !important;
}
.btn-action-pill-detail:hover {
  background-color: #475569 !important;
  color: #ffffff !important;
  border-color: #475569 !important;
  box-shadow: 0 2px 6px rgba(71, 85, 105, 0.25) !important;
}

/* Edit / Amber Action Pill (Sửa) */
.btn-action-pill-edit {
  background-color: #fffbeb !important;
  color: #d97706 !important;
  border-color: #fde68a !important;
}
.btn-action-pill-edit:hover {
  background-color: #f59e0b !important;
  color: #ffffff !important;
  border-color: #f59e0b !important;
  box-shadow: 0 2px 6px rgba(245, 158, 11, 0.25) !important;
}

/* Minimalist Icon Action Buttons (In & Xóa) */
.btn-action-icon {
  width: 32px !important;
  height: 32px !important;
  padding: 0 !important;
  border-radius: 6px !important;
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  color: #94a3b8 !important;
  background: transparent !important;
  border: none !important;
  font-size: 0.95rem !important;
  transition: all 0.15s ease !important;
  cursor: pointer !important;
}

.btn-action-icon:hover {
  color: #475569 !important;
  background-color: #f1f5f9 !important;
}

.btn-action-icon-delete:hover {
  color: #ef4444 !important;
  background-color: #fef2f2 !important;
}

/* Code Link Highlight (Mã đơn / Mã HV / Tên Học viên) */
.code-link,
.code-link:hover,
.code-link:focus,
.student-avatar-cell a,
.student-avatar-cell a:hover,
.student-avatar-cell a:focus,
.student-name-text,
.student-name-text:hover,
table td a,
table td a:hover,
table td a:focus {
  text-decoration: none !important;
}

.code-link:hover {
  color: #3730a3 !important;
}

/* Financial Amount Pills & Colors */
.text-amount-total {
  color: #0f172a !important;
  font-weight: 700 !important;
}

.text-amount-paid {
  color: #10b981 !important;
  font-weight: 700 !important;
}

.text-amount-debt {
  color: #ef4444 !important;
  font-weight: 700 !important;
}

.text-amount-zero {
  color: #10b981 !important;
  font-weight: 600 !important;
}

/* Status Badges (Pill style matching reference image) */
.badge-status-pill {
  border-radius: 50px !important;
  padding: 0.35rem 0.85rem !important;
  font-weight: 700 !important;
  font-size: 0.78rem !important;
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 4px !important;
}

.badge-status-active,
.badge-status-completed {
  background-color: #ecfdf5 !important;
  color: #059669 !important;
  border: 1px solid #a7f3d0 !important;
}

.badge-status-warning,
.badge-status-pending {
  background-color: #fffbeb !important;
  color: #b45309 !important;
  border: 1px solid #fde68a !important;
}

.badge-status-new,
.badge-status-info {
  background-color: #f0f9ff !important;
  color: #0369a1 !important;
  border: 1px solid #bae6fd !important;
}

.badge-status-danger {
  background-color: #fff1f2 !important;
  color: #be123c !important;
  border: 1px solid #fecdd3 !important;
}

/* DataTables Bottom Info & Paginate */
.dataTables_wrapper .row:last-child {
  padding: 1rem 1.25rem 0.5rem 1.25rem !important;
  margin: 0 !important;
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
  row-gap: 0.75rem !important;
}

.dataTables_wrapper .dataTables_info {
  color: #64748b !important;
  font-size: 0.825rem !important;
  font-weight: 600 !important;
  padding-top: 0 !important;
}

.dataTables_wrapper .dataTables_paginate {
  padding-top: 0 !important;
  display: inline-flex !important;
  gap: 0.35rem !important;
  justify-content: flex-end !important;
}

.dataTables_wrapper .dataTables_paginate .paginate_button {
  border-radius: var(--radius-sm) !important;
  padding: 0.4rem 0.75rem !important;
  font-size: 0.825rem !important;
  font-weight: 700 !important;
  border: 1.5px solid #e2e8f0 !important;
  background: #ffffff !important;
  color: #334155 !important;
  transition: var(--transition-fast) !important;
  cursor: pointer !important;
  margin: 0 !important;
}

.dataTables_wrapper .dataTables_paginate .paginate_button:hover {
  background: #f8fafc !important;
  color: var(--brand-primary) !important;
  border-color: #cbd5e1 !important;
}

.dataTables_wrapper .dataTables_paginate .paginate_button.current,
.dataTables_wrapper .dataTables_paginate .paginate_button.current:hover {
  background: var(--brand-gradient) !important;
  color: #ffffff !important;
  border-color: var(--brand-primary) !important;
  box-shadow: 0 4px 12px rgba(79, 70, 229, 0.25) !important;
}

.dataTables_wrapper .dataTables_paginate .paginate_button.disabled,
.dataTables_wrapper .dataTables_paginate .paginate_button.disabled:hover {
  opacity: 0.4 !important;
  cursor: not-allowed !important;
  background: #ffffff !important;
  border-color: #e2e8f0 !important;
}

/* Stat Cards & Dashboard Utilities */
.next-card {
  background: var(--bg-card);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
  transition: var(--transition-smooth);
  overflow: hidden;
  margin-bottom: 1.5rem;
}

.next-card-header {
  padding: 1.25rem 1.75rem;
  border-bottom: 1px solid var(--slate-100);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.next-card-title {
  font-weight: 800;
  font-size: 1.1rem;
  color: var(--slate-900);
  margin: 0;
  letter-spacing: -0.01em;
}

.next-card-body {
  padding: 1.75rem;
}

.stat-card {
  background: #ffffff;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-xl);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-smooth);
  height: 100%;
  position: relative;
  overflow: hidden;
}

.stat-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--slate-300);
}

.stat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.stat-icon-wrapper {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
}

.stat-icon-sky { background: var(--sky-50); color: var(--sky-500); }
.stat-icon-amber { background: var(--amber-50); color: var(--amber-500); }
.stat-icon-emerald { background: var(--emerald-50); color: var(--emerald-500); }
.stat-icon-indigo { background: var(--brand-primary-subtle); color: var(--brand-primary); }

.stat-label {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--slate-500);
  margin-bottom: 0.35rem;
}

.stat-number {
  font-size: 2.25rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--slate-900);
  line-height: 1.1;
}

.stat-action-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 1.25rem;
  padding-top: 0.85rem;
  border-top: 1px solid var(--slate-100);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--brand-primary);
  text-decoration: none !important;
  transition: var(--transition-fast);
}

.stat-action-link:hover {
  color: var(--brand-primary-hover);
  transform: translateX(3px);
}

/* Buttons */
.btn-next {
  font-weight: 700 !important;
  font-size: 0.875rem !important;
  border-radius: var(--radius-md) !important;
  padding: 0.65rem 1.25rem !important;
  transition: var(--transition-fast) !important;
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 0.5rem;
  border: none !important;
  text-decoration: none !important;
  cursor: pointer;
}

.btn-next-primary {
  background: var(--brand-gradient) !important;
  color: #ffffff !important;
  box-shadow: var(--shadow-glow) !important;
}

.btn-next-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 24px rgba(79, 70, 229, 0.4) !important;
  color: #ffffff !important;
}

.btn-next-light {
  background: #ffffff !important;
  border: 1px solid var(--slate-200) !important;
  color: var(--slate-700) !important;
  box-shadow: var(--shadow-sm) !important;
}

.btn-next-light:hover {
  background: var(--slate-100) !important;
  color: var(--slate-900) !important;
}

/* Badges */
.badge-pill-custom {
  font-weight: 700;
  font-size: 0.75rem;
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.badge-pill-emerald { background: var(--emerald-50); color: var(--emerald-700); border: 1px solid #a7f3d0; }
.badge-pill-amber { background: var(--amber-50); color: var(--amber-700); border: 1px solid #fde68a; }
.badge-pill-sky { background: var(--sky-50); color: var(--sky-700); border: 1px solid #bae6fd; }
.badge-pill-indigo { background: var(--brand-primary-subtle); color: var(--brand-primary-hover); border: 1px solid #c7d2fe; }

/* ==========================================================================
   DYNAMIC VIBRANT TABLE COLUMN STYLING
   ========================================================================== */

/* Avatar & Student Name Column */
.student-avatar-cell {
  display: flex !important;
  align-items: center !important;
  gap: 10px !important;
  text-align: left !important;
}

.avatar-circle {
  width: 36px !important;
  height: 36px !important;
  min-width: 36px !important;
  border-radius: 50% !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  font-weight: 800 !important;
  font-size: 0.85rem !important;
  color: #ffffff !important;
  box-shadow: 0 2px 6px rgba(0,0,0,0.12) !important;
  text-transform: uppercase !important;
  flex-shrink: 0 !important;
}

.bg-grad-1 { background: linear-gradient(135deg, #6366f1 0%, #4f46e5 100%); }
.bg-grad-2 { background: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%); }
.bg-grad-3 { background: linear-gradient(135deg, #10b981 0%, #047857 100%); }
.bg-grad-4 { background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%); }
.bg-grad-5 { background: linear-gradient(135deg, #ec4899 0%, #be185d 100%); }
.bg-grad-6 { background: linear-gradient(135deg, #8b5cf6 0%, #6d28d9 100%); }

.student-name-text {
  font-weight: 700 !important;
  color: var(--slate-900) !important;
  font-size: 0.875rem !important;
  line-height: 1.25 !important;
  white-space: nowrap !important;
}

/* License Category Badges */
.license-badge {
  display: inline-flex !important;
  align-items: center !important;
  gap: 4px !important;
  padding: 0.25rem 0.7rem !important;
  border-radius: var(--radius-full) !important;
  font-size: 0.75rem !important;
  font-weight: 800 !important;
  letter-spacing: 0.02em !important;
  box-shadow: var(--shadow-sm) !important;
  white-space: nowrap !important;
}

.license-b1 { background: #f0f9ff !important; color: #0369a1 !important; border: 1px solid #bae6fd !important; }
.license-b2 { background: #e0e7ff !important; color: #3730a3 !important; border: 1px solid #c7d2fe !important; }
.license-c  { background: #fffbeb !important; color: #b45309 !important; border: 1px solid #fde68a !important; }
.license-a1 { background: #ecfdf5 !important; color: #047857 !important; border: 1px solid #a7f3d0 !important; }
.license-d  { background: #fff1f2 !important; color: #be123c !important; border: 1px solid #fecdd3 !important; }
.license-default { background: #f1f5f9 !important; color: #334155 !important; border: 1px solid #cbd5e1 !important; }

/* Financial Amount Badges */
.amount-total {
  font-weight: 700 !important;
  color: var(--slate-700) !important;
  font-size: 0.85rem !important;
  background: var(--slate-100) !important;
  padding: 0.25rem 0.65rem !important;
  border-radius: var(--radius-md) !important;
  border: 1px solid var(--slate-200) !important;
  display: inline-block !important;
  white-space: nowrap !important;
}

.amount-paid {
  font-weight: 700 !important;
  color: #047857 !important;
  background: #ecfdf5 !important;
  padding: 0.25rem 0.65rem !important;
  border-radius: var(--radius-md) !important;
  border: 1px solid #a7f3d0 !important;
  display: inline-flex !important;
  align-items: center !important;
  gap: 4px !important;
  font-size: 0.85rem !important;
  white-space: nowrap !important;
}

.amount-remain-debt {
  font-weight: 700 !important;
  color: #be123c !important;
  background: #fff1f2 !important;
  padding: 0.25rem 0.65rem !important;
  border-radius: var(--radius-md) !important;
  border: 1px solid #fecdd3 !important;
  display: inline-flex !important;
  align-items: center !important;
  gap: 4px !important;
  font-size: 0.85rem !important;
  white-space: nowrap !important;
}

.amount-remain-zero {
  font-weight: 700 !important;
  color: #0284c7 !important;
  background: #f0f9ff !important;
  padding: 0.25rem 0.65rem !important;
  border-radius: var(--radius-md) !important;
  border: 1px solid #bae6fd !important;
  display: inline-flex !important;
  align-items: center !important;
  gap: 4px !important;
  font-size: 0.85rem !important;
  white-space: nowrap !important;
}

/* Action Trigger Button */
.btn-action-trigger {
  height: 34px !important;
  padding: 0 0.85rem !important;
  border-radius: var(--radius-md) !important;
  background: #ffffff !important;
  color: var(--slate-800) !important;
  border: 1.5px solid var(--slate-200) !important;
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 6px !important;
  font-size: 0.8rem !important;
  font-weight: 700 !important;
  transition: var(--transition-fast) !important;
  cursor: pointer !important;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04) !important;
  white-space: nowrap !important;
}

.btn-action-trigger:hover, 
.btn-action-trigger[aria-expanded="true"] {
  background: #f8fafc !important;
  color: var(--brand-primary) !important;
  border-color: var(--brand-primary) !important;
  box-shadow: 0 4px 12px rgba(79, 70, 229, 0.15) !important;
}

/* Dropdown Menu Enhancements */
.dropdown-menu {
  border-radius: var(--radius-md) !important;
  border: 1px solid var(--slate-200) !important;
  box-shadow: 0 10px 25px -5px rgba(15, 23, 42, 0.15) !important;
  padding: 0.5rem !important;
  min-width: 210px !important;
  max-height: calc(100vh - 120px) !important;
  overflow-y: auto !important;
  z-index: 1060 !important;
}

td:first-child .dropdown-menu,
table.dataTable tbody td:first-child .dropdown-menu,
table.table tbody td:first-child .dropdown-menu {
  left: 0 !important;
  right: auto !important;
}

/* Ensure table container does not clip floating dropdown menus on desktop */
@media (min-width: 992px) {
  .table-responsive {
    overflow: visible !important;
  }
}

/* Ensure active dropdown rows sit above lower table rows */
table.dataTable tbody tr.show,
table.dataTable tbody tr:focus-within,
table.table tbody tr.show,
table.table tbody tr:focus-within,
td .dropdown.show {
  position: relative !important;
  z-index: 30 !important;
}

.dropdown-item {
  border-radius: var(--radius-sm) !important;
  padding: 0.5rem 0.85rem !important;
  font-size: 0.825rem !important;
  font-weight: 600 !important;
  color: var(--slate-700) !important;
  transition: var(--transition-fast) !important;
  display: flex !important;
  align-items: center !important;
}

.dropdown-item:hover {
  background-color: var(--slate-100) !important;
  color: var(--brand-primary) !important;
}

.dropdown-item i {
  width: 18px !important;
  text-align: center !important;
}

/* Contact Info & Date Pills */
.badge-phone {
  font-weight: 600 !important;
  color: var(--slate-700) !important;
  font-size: 0.825rem !important;
  display: inline-flex !important;
  align-items: center !important;
  gap: 4px !important;
}

.badge-cccd {
  font-weight: 600 !important;
  color: var(--slate-600) !important;
  font-size: 0.825rem !important;
  font-family: monospace !important;
  letter-spacing: 0.03em !important;
}

.badge-course {
  background: #f1f5f9 !important;
  color: #475569 !important;
  border: 1px solid #e2e8f0 !important;
  font-weight: 700 !important;
  padding: 0.2rem 0.6rem !important;
  border-radius: var(--radius-sm) !important;
  font-size: 0.775rem !important;
  display: inline-block !important;
}

.badge-date {
  color: var(--slate-600) !important;
  font-size: 0.825rem !important;
  font-weight: 600 !important;
  display: inline-flex !important;
  align-items: center !important;
  gap: 4px !important;
}

/* Contact & Personal Info Unified Stack */
.contact-stack {
  display: flex !important;
  flex-direction: column !important;
  gap: 4px !important;
  text-align: left !important;
  font-size: 0.8rem !important;
}

.contact-stack .info-phone {
  font-weight: 700 !important;
  color: var(--slate-900) !important;
  display: inline-flex !important;
  align-items: center !important;
  gap: 6px !important;
}

.contact-stack .info-cccd {
  color: var(--slate-600) !important;
  font-size: 0.775rem !important;
  display: inline-flex !important;
  align-items: center !important;
  gap: 6px !important;
}

.contact-stack .info-dob {
  color: var(--slate-500) !important;
  font-size: 0.775rem !important;
  display: inline-flex !important;
  align-items: center !important;
  gap: 6px !important;
}

/* ==========================================================================
   FORM & INPUT CONTROLS HIGH-END ENTERPRISE SYSTEM
   ========================================================================== */

.form-group-section {
  background: #ffffff !important;
  border: 1px solid var(--slate-200) !important;
  border-radius: var(--radius-lg) !important;
  padding: 1.25rem 1.5rem !important;
  margin-bottom: 1.25rem !important;
  box-shadow: var(--shadow-sm) !important;
}

.form-section-title {
  font-weight: 800 !important;
  font-size: 0.95rem !important;
  color: var(--slate-900) !important;
  margin-bottom: 1.25rem !important;
  padding-bottom: 0.65rem !important;
  border-bottom: 2px solid var(--slate-100) !important;
  display: flex !important;
  align-items: center !important;
  gap: 8px !important;
  text-transform: uppercase !important;
  letter-spacing: 0.02em !important;
}

.form-label-next {
  font-weight: 700 !important;
  font-size: 0.8rem !important;
  text-transform: uppercase !important;
  letter-spacing: 0.03em !important;
  color: var(--slate-700) !important;
  margin-bottom: 0.4rem !important;
  display: flex !important;
  align-items: center !important;
  gap: 5px !important;
}

.form-control-next {
  border-radius: var(--radius-md) !important;
  border: 1px solid var(--slate-200) !important;
  padding: 0.6rem 0.9rem !important;
  font-size: 0.875rem !important;
  color: var(--slate-900) !important;
  background-color: #ffffff !important;
  transition: var(--transition-fast) !important;
}

.form-control-next:focus {
  border-color: var(--brand-primary) !important;
  box-shadow: 0 0 0 4px rgba(79, 70, 229, 0.12) !important;
  outline: none !important;
}

.form-control-next[readonly] {
  background-color: var(--slate-100) !important;
  color: var(--slate-600) !important;
  cursor: not-allowed !important;
}

/* AI Scanner Banner & Form Layout Enhancements */
.ai-scanner-banner {
  background: linear-gradient(135deg, #090d16 0%, #1e1b4b 100%) !important;
  border-radius: var(--radius-xl) !important;
  padding: 1.25rem 1.75rem !important;
  color: #ffffff !important;
  box-shadow: var(--shadow-lg) !important;
  border: 1px solid rgba(255, 255, 255, 0.1) !important;
  position: relative !important;
  overflow: hidden !important;
  margin-bottom: 1.5rem !important;
}

.ai-scanner-banner::after {
  content: "";
  position: absolute;
  top: -50%;
  right: -20%;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(14, 165, 233, 0.15) 0%, transparent 70%);
  pointer-events: none;
}

.ai-banner-icon {
  width: 48px;
  height: 48px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
}

/* Next-Gen AI Action Buttons */
.btn-ai-action {
  height: 48px !important;
  padding: 0.65rem 1.4rem !important;
  border-radius: var(--radius-md) !important;
  font-size: 0.875rem !important;
  font-weight: 700 !important;
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 10px !important;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1) !important;
  text-decoration: none !important;
  cursor: pointer !important;
  user-select: none !important;
}

.btn-ai-action .btn-ai-icon-badge {
  width: 30px;
  height: 30px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
  transition: all 0.25s ease;
}

/* Upload Button Style (Glassmorphism Light) */
.btn-ai-upload {
  background: rgba(255, 255, 255, 0.08) !important;
  border: 1.5px solid rgba(255, 255, 255, 0.2) !important;
  color: #ffffff !important;
  backdrop-filter: blur(8px);
}

.btn-ai-upload .btn-ai-icon-badge {
  background: rgba(255, 255, 255, 0.15);
  color: #38bdf8;
}

.btn-ai-upload:hover {
  background: rgba(56, 189, 248, 0.18) !important;
  border-color: rgba(56, 189, 248, 0.6) !important;
  color: #ffffff !important;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(14, 165, 233, 0.25) !important;
}

.btn-ai-upload:hover .btn-ai-icon-badge {
  background: #38bdf8;
  color: #0f172a;
  transform: scale(1.1);
}

/* Camera Button Style (Vibrant AI Gradient) */
.btn-ai-camera {
  background: linear-gradient(135deg, #0ea5e9 0%, #2563eb 100%) !important;
  border: 1.5px solid rgba(255, 255, 255, 0.3) !important;
  color: #ffffff !important;
  box-shadow: 0 4px 15px rgba(14, 165, 233, 0.3) !important;
}

.btn-ai-camera .btn-ai-icon-badge {
  background: rgba(255, 255, 255, 0.22);
  color: #ffffff;
}

.btn-ai-camera:hover {
  background: linear-gradient(135deg, #0284c7 0%, #1d4ed8 100%) !important;
  border-color: rgba(255, 255, 255, 0.5) !important;
  color: #ffffff !important;
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(37, 99, 235, 0.45) !important;
}

.btn-ai-camera:hover .btn-ai-icon-badge {
  background: #ffffff;
  color: #0284c7;
  transform: scale(1.1) rotate(5deg);
}

/* Form Section Cards */
.next-form-card {
  background: #ffffff !important;
  border: 1px solid var(--slate-200) !important;
  border-radius: var(--radius-xl) !important;
  box-shadow: var(--shadow-sm) !important;
  margin-bottom: 1.5rem !important;
  overflow: hidden !important;
  transition: var(--transition-smooth) !important;
}

.next-form-card:hover {
  box-shadow: var(--shadow-md) !important;
  border-color: var(--slate-300) !important;
}

.next-form-card-header {
  padding: 1rem 1.5rem !important;
  background: var(--slate-50) !important;
  border-bottom: 1px solid var(--slate-200) !important;
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
}

.next-form-card-title {
  font-weight: 800 !important;
  font-size: 0.95rem !important;
  color: var(--slate-900) !important;
  text-transform: uppercase !important;
  letter-spacing: 0.02em !important;
  margin: 0 !important;
  display: flex !important;
  align-items: center !important;
  gap: 8px !important;
}

.next-form-card-body {
  padding: 1.5rem !important;
}

.payment-phase-card {
  background: var(--slate-50) !important;
  border: 1px solid var(--slate-200) !important;
  border-radius: var(--radius-lg) !important;
  padding: 1.25rem !important;
  height: 100% !important;
  transition: var(--transition-fast) !important;
}

.payment-phase-card:hover {
  border-color: var(--brand-primary) !important;
  background: #ffffff !important;
  box-shadow: var(--shadow-md) !important;
}

.payment-phase-title {
  font-weight: 800 !important;
  font-size: 0.85rem !important;
  color: var(--slate-800) !important;
  text-transform: uppercase !important;
  margin-bottom: 1rem !important;
  display: flex !important;
  align-items: center !important;
  gap: 6px !important;
}

/* Edit Profile Hero Card */
.profile-hero-card {
  background: linear-gradient(135deg, #090d16 0%, #1e1b4b 100%) !important;
  border-radius: var(--radius-xl) !important;
  padding: 1.5rem 2rem !important;
  color: #ffffff !important;
  box-shadow: var(--shadow-lg) !important;
  margin-bottom: 1.5rem !important;
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
}

.profile-hero-avatar {
  width: 56px;
  height: 56px;
  background: var(--brand-primary);
  color: #ffffff;
  font-weight: 800;
  font-size: 1.5rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 3px solid rgba(255, 255, 255, 0.2);
  flex-shrink: 0;
}


/* ==========================================================================
   ULTRA-PREMIUM FORM CONTROLS & SELECT2 OVERRIDES (GLOBAL & ENTERPRISE)
   ========================================================================== */

/* Modern Labels */
label, .form-label-next {
  font-weight: 700 !important;
  font-size: 0.8rem !important;
  text-transform: uppercase !important;
  letter-spacing: 0.03em !important;
  color: var(--slate-700) !important;
  margin-bottom: 0.45rem !important;
  display: flex !important;
  align-items: center !important;
  gap: 6px !important;
}

/* Global Form Control Overrides (Inputs, Native Selects, Textareas) */
.form-control,
.form-control-next,
.custom-select {
  height: 46px !important;
  border-radius: var(--radius-md) !important;
  border: 1.5px solid var(--slate-200) !important;
  padding: 0.65rem 1rem !important;
  font-size: 0.875rem !important;
  font-weight: 600 !important;
  color: var(--slate-900) !important;
  background-color: #ffffff !important;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1) !important;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04) !important;
}

.form-control:hover,
.form-control-next:hover,
.custom-select:hover {
  border-color: var(--slate-300) !important;
}

.form-control:focus,
.form-control-next:focus,
.custom-select:focus {
  border-color: var(--brand-primary) !important;
  box-shadow: 0 0 0 4px rgba(79, 70, 229, 0.14) !important;
  outline: none !important;
  background-color: #ffffff !important;
}

.form-control[readonly],
.form-control-next[readonly] {
  background-color: var(--slate-100) !important;
  color: var(--slate-600) !important;
  cursor: not-allowed !important;
  border-color: var(--slate-200) !important;
}

textarea.form-control,
textarea.form-control-next {
  height: auto !important;
  min-height: 85px !important;
  padding: 0.75rem 1rem !important;
  line-height: 1.5 !important;
}

/* Custom Styled Native Dropdowns (select elements without select2) */
select.form-control:not(.select2-hidden-accessible),
select.form-control-next:not(.select2-hidden-accessible),
.custom-select {
  appearance: none !important;
  -webkit-appearance: none !important;
  -moz-appearance: none !important;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%23475569'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2.5' d='M19 9l-7 7-7-7'%3E%3C/path%3E%3C/svg%3E") !important;
  background-repeat: no-repeat !important;
  background-position: right 0.85rem center !important;
  background-size: 1.15em !important;
  padding-right: 2.5rem !important;
  cursor: pointer !important;
}

/* Modern Input Groups with Integrated Addon Icon */
.input-group-next,
.input-group {
  position: relative !important;
  display: flex !important;
  width: 100% !important;
  align-items: stretch !important;
}

.input-group-next .input-group-text-custom,
.input-group-prepend .input-group-text {
  background-color: var(--slate-100) !important;
  border: 1.5px solid var(--slate-200) !important;
  border-right: none !important;
  border-radius: var(--radius-md) 0 0 var(--radius-md) !important;
  color: var(--slate-500) !important;
  padding: 0 0.85rem !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  font-size: 1rem !important;
  min-width: 44px !important;
  transition: all 0.2s ease !important;
}

.input-group-next .form-control,
.input-group-next .form-control-next,
.input-group-next select,
.input-group .form-control {
  border-radius: 0 var(--radius-md) var(--radius-md) 0 !important;
  border: 1.5px solid var(--slate-200) !important;
  border-left: none !important;
}

.input-group-next:focus-within .input-group-text-custom,
.input-group:focus-within .input-group-text {
  border-color: var(--brand-primary) !important;
  background-color: var(--brand-primary-subtle) !important;
  color: var(--brand-primary) !important;
}

.input-group-next:focus-within .form-control,
.input-group-next:focus-within .form-control-next,
.input-group:focus-within .form-control {
  border-color: var(--brand-primary) !important;
  box-shadow: 0 0 0 4px rgba(79, 70, 229, 0.14) !important;
}

/* Select2 High-End Theme Overrides */
.select2-container {
  width: 100% !important;
}

.input-group-next .select2-container,
.input-group .select2-container {
  flex: 1 1 auto !important;
  width: 1% !important;
}

.select2-container--default .select2-selection--single {
  height: 46px !important;
  border-radius: var(--radius-md) !important;
  border: 1.5px solid var(--slate-200) !important;
  padding: 0.45rem 2.2rem 0.45rem 0.85rem !important;
  background-color: #ffffff !important;
  transition: all 0.2s ease !important;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04) !important;
  display: flex !important;
  align-items: center !important;
}

.input-group-next .select2-container--default .select2-selection--single,
.input-group .select2-container--default .select2-selection--single {
  border-radius: 0 var(--radius-md) var(--radius-md) 0 !important;
  border-left: none !important;
}

.select2-container--default .select2-selection--single:hover {
  border-color: var(--slate-300) !important;
}

.select2-container--default .select2-selection--single:focus,
.select2-container--default.select2-container--open .select2-selection--single {
  border-color: var(--brand-primary) !important;
  box-shadow: 0 0 0 4px rgba(79, 70, 229, 0.14) !important;
  outline: none !important;
}

.select2-container--default .select2-selection--single .select2-selection__rendered {
  line-height: normal !important;
  color: var(--slate-900) !important;
  font-weight: 700 !important;
  font-size: 0.875rem !important;
  padding-left: 0 !important;
  width: 100% !important;
}

.select2-container--default .select2-selection--single .select2-selection__arrow {
  height: 44px !important;
  right: 10px !important;
  top: 1px !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
}

.select2-container--default .select2-selection--single .select2-selection__arrow b {
  border-color: var(--slate-500) transparent transparent transparent !important;
  border-width: 6px 5px 0 5px !important;
}

.select2-container--default.select2-container--open .select2-selection--single .select2-selection__arrow b {
  border-color: transparent transparent var(--brand-primary) transparent !important;
  border-width: 0 5px 6px 5px !important;
}

.select2-dropdown {
  border-radius: var(--radius-md) !important;
  border: 1.5px solid var(--slate-200) !important;
  box-shadow: var(--shadow-lg) !important;
  padding: 0.5rem !important;
  z-index: 1060 !important;
  background-color: #ffffff !important;
}

.select2-results__option {
  border-radius: var(--radius-sm) !important;
  padding: 0.6rem 0.85rem !important;
  font-weight: 600 !important;
  font-size: 0.85rem !important;
  color: var(--slate-800) !important;
  margin-bottom: 2px !important;
  transition: all 0.15s ease !important;
}

.select2-container--default .select2-results__option--highlighted[aria-selected] {
  background: var(--brand-primary) !important;
  color: #ffffff !important;
}

.select2-container--default .select2-results__option[aria-selected="true"] {
  background-color: var(--brand-primary-subtle) !important;
  color: var(--brand-primary) !important;
  font-weight: 800 !important;
}

.select2-search--dropdown {
  padding: 0.4rem 0.4rem 0.6rem 0.4rem !important;
}

.select2-search--dropdown .select2-search__field {
  border-radius: var(--radius-md) !important;
  border: 1.5px solid var(--slate-200) !important;
  padding: 0.45rem 0.75rem !important;
  font-size: 0.85rem !important;
  font-weight: 600 !important;
  outline: none !important;
}

.select2-search--dropdown .select2-search__field:focus {
  border-color: var(--brand-primary) !important;
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.12) !important;
}

/* ==========================================================================
   ULTRA-RESPONSIVE MOBILE DESIGN SYSTEM (PHONE & TABLET OPTIMIZATIONS)
   ========================================================================== */

@media (max-width: 991.98px) {
  .app-sidebar {
    transform: translateX(-100%);
    transition: transform 0.3s ease;
  }
  .app-sidebar.show-mobile {
    transform: translateX(0);
  }
  .app-main {
    margin-left: 0 !important;
    width: 100% !important;
    max-width: 100% !important;
  }
}

@media (max-width: 767.98px) {
  /* Fix content area spacing: Eliminate massive 2rem side margins on mobile */
  .app-content {
    padding: 0.75rem 0.65rem !important;
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
  }

  .app-header {
    padding: 0 0.85rem !important;
    height: 60px !important;
    min-height: 60px !important;
  }

  .app-footer {
    padding: 0.85rem 0.85rem !important;
    flex-direction: column !important;
    gap: 0.5rem !important;
    text-align: center !important;
  }

  /* Cards Padding & Margin Optimization on Mobile */
  .card,
  .next-card,
  .next-form-card {
    border-radius: var(--radius-md) !important;
    margin-bottom: 0.85rem !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  .card-header,
  .next-card-header,
  .next-form-card-header {
    padding: 0.75rem 0.85rem !important;
    flex-wrap: wrap !important;
    gap: 0.5rem !important;
  }

  .next-form-card-title {
    font-size: 0.85rem !important;
    line-height: 1.3 !important;
  }

  .card-body,
  .next-card-body,
  .next-form-card-body {
    padding: 0.85rem 0.75rem !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  .content-header {
    padding: 0.5rem 0.25rem !important;
  }

  .content-header h3,
  .content-header h4 {
    font-size: 1.15rem !important;
  }

  /* Form Layout & Field Mobile Enhancements */
  .form-row {
    margin-left: -0.35rem !important;
    margin-right: -0.35rem !important;
  }

  .form-row > [class*="col-"] {
    padding-left: 0.35rem !important;
    padding-right: 0.35rem !important;
    margin-bottom: 0.75rem !important;
  }

  .form-label-next,
  .form-label {
    font-size: 0.8rem !important;
    margin-bottom: 0.25rem !important;
  }

  .input-group-next .input-group-text-custom,
  .input-group-prepend .input-group-text {
    padding: 0 0.5rem !important;
    min-width: 38px !important;
    justify-content: center !important;
    font-size: 0.85rem !important;
  }

  .input-group-next .form-control,
  .input-group-next .form-control-next,
  .input-group-next select,
  .input-group-next textarea,
  .input-group .form-control {
    font-size: 0.875rem !important;
    padding: 0.45rem 0.65rem !important;
  }

  .select2-container--default .select2-selection--single {
    height: 42px !important;
  }

  .select2-container--default .select2-selection--single .select2-selection__rendered {
    line-height: 40px !important;
    font-size: 0.85rem !important;
  }

  .select2-container--default .select2-selection--single .select2-selection__arrow {
    height: 40px !important;
  }

  /* AI Scanner Banner & Action Buttons Mobile Stacking */
  .ai-scanner-banner {
    padding: 1rem 0.85rem !important;
    margin-bottom: 1rem !important;
    border-radius: var(--radius-md) !important;
  }

  .ai-scanner-banner .d-flex {
    flex-direction: column !important;
    align-items: stretch !important;
    text-align: left !important;
  }

  .btn-ai-action {
    width: 100% !important;
    justify-content: center !important;
    font-size: 0.825rem !important;
    padding: 0.65rem 0.85rem !important;
    margin-top: 0.5rem !important;
  }

  /* Submit Action Buttons Bar on Mobile Forms */
  .form-submit-bar,
  .mt-4.mb-5.d-flex {
    flex-direction: column-reverse !important;
    width: 100% !important;
    gap: 0.75rem !important;
    margin-top: 1rem !important;
    margin-bottom: 2rem !important;
  }

  .btn-next-primary,
  .btn-next-light,
  .btn-lg {
    width: 100% !important;
    padding: 0.75rem 1rem !important;
    font-size: 0.9rem !important;
    justify-content: center !important;
    display: flex !important;
    align-items: center !important;
  }

  /* Profile Hero Card in Edit view */
  .profile-hero-card {
    padding: 1rem 0.85rem !important;
    border-radius: var(--radius-md) !important;
    margin-bottom: 1rem !important;
  }

  .profile-hero-card > .d-flex {
    flex-direction: column !important;
    align-items: flex-start !important;
    gap: 0.75rem !important;
  }

  /* DataTables & Responsive Controls on Mobile */
  .dataTables_wrapper .row:first-child {
    padding: 0.5rem 0.5rem !important;
    flex-direction: column !important;
    align-items: stretch !important;
    gap: 0.5rem !important;
  }

  .dataTables_wrapper .dataTables_length,
  .dataTables_wrapper .dataTables_filter,
  .dataTables_wrapper .dt-buttons {
    width: 100% !important;
    justify-content: center !important;
    margin: 0 !important;
  }

  .dataTables_wrapper .dataTables_filter input {
    width: 100% !important;
    margin-left: 0 !important;
  }

  .dataTables_wrapper .dt-buttons {
    display: flex !important;
    flex-wrap: wrap !important;
    gap: 0.35rem !important;
  }

  .dataTables_wrapper .dt-buttons .btn {
    flex: 1 1 auto !important;
    font-size: 0.75rem !important;
    padding: 0.4rem 0.6rem !important;
  }

  /* Table styling */
  .table-responsive {
    border-radius: var(--radius-md) !important;
    margin-bottom: 0.5rem !important;
    -webkit-overflow-scrolling: touch !important;
  }

  .table td, .table th {
    padding: 0.6rem 0.5rem !important;
    font-size: 0.8rem !important;
  }
}

@media (max-width: 575.98px) {
  .modal-dialog {
    margin: 0.5rem !important;
    max-width: calc(100% - 1rem) !important;
  }

  .modal-content {
    border-radius: var(--radius-lg) !important;
  }

  .modal-body {
    padding: 1rem 0.85rem !important;
  }

  .modal-footer {
    padding: 0.75rem 0.85rem !important;
    flex-direction: column-reverse !important;
    gap: 0.5rem !important;
  }

  .modal-footer .btn {
    width: 100% !important;
    margin: 0 !important;
  }
}

/* ==========================================================================
   DATATABLES RESPONSIVE CHILD ROWS & EXPAND CONTROL STYLING
   ========================================================================== */

/* Remove horizontal scrollbar when responsive is enabled */
.dataTables_wrapper .table-responsive {
  overflow-x: visible !important;
}

/* Expand / Collapse Control Button (+ / -) */
table.dataTable.dtr-inline.collapsed > tbody > tr > td.dtr-control,
table.dataTable.dtr-inline.collapsed > tbody > tr > th.dtr-control {
  position: relative !important;
  padding-left: 32px !important;
  cursor: pointer !important;
}

table.dataTable.dtr-inline.collapsed > tbody > tr > td.dtr-control:before,
table.dataTable.dtr-inline.collapsed > tbody > tr > th.dtr-control:before {
  top: 50% !important;
  left: 8px !important;
  height: 18px !important;
  width: 18px !important;
  margin-top: -9px !important;
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  position: absolute !important;
  color: white !important;
  border: none !important;
  border-radius: 50% !important;
  box-shadow: 0 2px 6px rgba(79, 70, 229, 0.4) !important;
  box-sizing: border-box !important;
  text-align: center !important;
  font-family: 'Courier New', Courier, monospace !important;
  font-weight: bold !important;
  line-height: 18px !important;
  background-color: var(--brand-primary) !important;
  content: '+' !important;
  font-size: 14px !important;
}

table.dataTable.dtr-inline.collapsed > tbody > tr.parent > td.dtr-control:before,
table.dataTable.dtr-inline.collapsed > tbody > tr.parent > th.dtr-control:before {
  content: '-' !important;
  background-color: #ef4444 !important;
  box-shadow: 0 2px 6px rgba(239, 68, 68, 0.4) !important;
}

/* Expanded Child Row Container styling */
table.dataTable > tbody > tr.child {
  padding: 0.5rem 1rem !important;
  background-color: #f8fafc !important;
}

table.dataTable > tbody > tr.child ul.dtr-details {
  display: block !important;
  list-style-type: none !important;
  margin: 0 !important;
  padding: 0.5rem 0.75rem !important;
  width: 100% !important;
}

table.dataTable > tbody > tr.child ul.dtr-details > li {
  border-bottom: 1px solid #e2e8f0 !important;
  padding: 0.6rem 0 !important;
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
}

table.dataTable > tbody > tr.child ul.dtr-details > li:last-child {
  border-bottom: none !important;
}

table.dataTable > tbody > tr.child span.dtr-title {
  display: inline-block !important;
  font-weight: 700 !important;
  color: #334155 !important;
  min-width: 120px !important;
  font-size: 0.825rem !important;
}

table.dataTable > tbody > tr.child span.dtr-data {
  display: inline-block !important;
  font-weight: 600 !important;
  color: #0f172a !important;
  font-size: 0.85rem !important;
  text-align: right !important;
}