:root {
  --bg-color: #f8fafc;
  --sidebar-bg: #ffffff;
  --card-bg: #ffffff;
  --text-primary: #1e293b;
  --text-muted: #64748b;
  --accent-color: #3b82f6;
  --accent-hover: #2563eb;
  --border-color: #e2e8f0;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

body {
  font-family: 'Sarabun', 'Inter', sans-serif;
  background: var(--bg-color);
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
}

/* Layout */
.wrapper {
  display: flex;
  width: 100%;
  align-items: stretch;
}

/* Sidebar */
#sidebar {
  min-width: 260px;
  max-width: 260px;
  background: var(--sidebar-bg);
  border-right: 1px solid var(--border-color);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  height: 100vh;
  position: sticky;
  top: 0;
  align-self: flex-start;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-md);
  z-index: 10;
}

/* Thin scrollbar for the sidebar when the menu is taller than the screen */
#sidebar::-webkit-scrollbar {
  width: 6px;
}

#sidebar::-webkit-scrollbar-track {
  background: transparent;
}

#sidebar::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 3px;
}

#sidebar::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

#sidebar {
  scrollbar-width: thin;
  scrollbar-color: var(--border-color) transparent;
}

#sidebar.active {
  margin-left: -260px;
}

.sidebar-header {
  padding: 20px 25px;
  border-bottom: 1px solid var(--border-color);
  background: var(--sidebar-bg);
}

.sidebar-header h3 {
  color: var(--accent-color);
  font-size: 1.25rem;
}

#sidebar ul.components {
  padding: 15px 0;
  flex-grow: 1;
}

.menu-label {
  padding: 10px 25px 5px 25px;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-muted);
  font-weight: 700;
  margin-bottom: 0;
}

#sidebar ul li a {
  padding: 12px 25px;
  font-size: 1rem;
  display: block;
  color: var(--text-muted);
  text-decoration: none;
  transition: all 0.2s ease-in-out;
  border-left: 4px solid transparent;
  font-weight: 500;
}

#sidebar ul li a:hover,
#sidebar ul li.active>a {
  color: var(--accent-color);
  background: #f1f5f9;
  border-left: 4px solid var(--accent-color);
}

/* คลาสสำหรับปรับขนาดอักษรในเมนูแถบด้านข้าง (Sidebar Menu Text) */
#sidebar ul li a .menu-text {
  font-size: 0.95rem;
  /* ขนาดมาตรฐาน (สามารถปรับตัวเลขนี้เพื่อให้ข้อความเมนูทุกตัวเล็ก/ใหญ่ตามต้องการ) */
}

#sidebar ul li a .menu-text-sm {
  font-size: 0.82rem;
  /* ขนาดเล็กสำหรับข้อความยาว */
}

#sidebar ul li a .menu-text-lg {
  font-size: 1.05rem;
  /* ขนาดใหญ่ */
}

/* Content Area */
#content {
  width: 100%;
  padding: 20px;
  min-height: 100vh;
  transition: all 0.3s;
}

/* Navbar */
.light-navbar {
  background: var(--sidebar-bg);
  border: 1px solid var(--border-color);
  border-radius: 0.75rem;
  margin-bottom: 25px;
  padding: 10px 20px;
  box-shadow: var(--shadow-sm);
}

.btn-toggle {
  background: #f1f5f9;
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  border-radius: 0.5rem;
  padding: 8px 16px;
  transition: all 0.2s ease;
}

.btn-toggle:hover {
  background: #e2e8f0;
  color: var(--text-primary);
}

/* Cards */
.card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 1rem;
  box-shadow: var(--shadow-md);
  transition: transform 0.2s ease;
}

.card:hover {
  box-shadow: var(--shadow-lg);
}

.card-header {
  background: transparent;
  border-bottom: 1px solid var(--border-color);
  padding: 1rem 1.5rem;
  font-weight: 600;
}

/* DataTables Light Theme */
.table {
  color: var(--text-primary);
}

.table-striped>tbody>tr:nth-of-type(odd)>* {
  background-color: #f8fafc;
  color: var(--text-primary);
}

.table-hover>tbody>tr:hover>* {
  background-color: #f1f5f9;
}

.dataTables_wrapper .dataTables_length,
.dataTables_wrapper .dataTables_filter,
.dataTables_wrapper .dataTables_info,
.dataTables_wrapper .dataTables_processing,
.dataTables_wrapper .dataTables_paginate {
  color: var(--text-muted);
}

.page-item.active .page-link {
  background-color: var(--accent-color);
  border-color: var(--accent-color);
}

.page-link {
  color: var(--accent-color);
}

/* Form Controls */
.form-control,
.form-select {
  background-color: #ffffff;
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  padding: 0.5rem 0.75rem;
  border-radius: 0.5rem;
}

.form-control:focus,
.form-select:focus {
  background-color: #ffffff;
  border-color: var(--accent-color);
  box-shadow: 0 0 0 0.25rem rgba(59, 130, 246, 0.25);
  color: var(--text-primary);
}

/* Modal */
.modal-content {
  background: #ffffff;
  border: none;
  border-radius: 1rem;
  box-shadow: var(--shadow-lg);
}

.modal-header {
  border-bottom: 1px solid var(--border-color);
  background-color: #f8fafc;
  border-radius: 1rem 1rem 0 0;
}

.modal-footer {
  border-top: 1px solid var(--border-color);
  background-color: #f8fafc;
  border-radius: 0 0 1rem 1rem;
}

/* --- CSS Datepicker Modal (Light Theme Overrides) --- */
.datepicker-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.4);
  justify-content: center;
  align-items: center;
  z-index: 99999;
  animation: fadeOverlay 0.2s ease-out;
}

.datepicker-modal {
  background: #ffffff;
  border-radius: 16px;
  width: 340px;
  max-width: 90%;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  animation: popIn 0.3s ease-out;
  position: relative;
  color: var(--text-primary);
}

.dp-close-btn {
  display: none !important;
}

.datepicker-header-display {
  padding: 24px 24px 16px 24px;
}

.dp-display-date {
  font-size: 32px;
  color: #3b82f6;
  font-weight: bold;
}

.datepicker-shortcuts {
  display: flex;
  gap: 8px;
  padding: 0 24px 16px 24px;
  flex-wrap: wrap;
}

.dp-shortcut {
  background-color: #f0f4ff;
  color: #3b82f6;
  border: 1px solid #cce0ff;
  border-radius: 12px;
  padding: 4px 8px;
  font-size: 11px;
  cursor: pointer;
  white-space: nowrap;
  font-family: inherit;
  transition: 0.2s;
}

.dp-shortcut:hover {
  background-color: #3b82f6;
  color: #ffffff;
}

.datepicker-body {
  padding: 0 24px;
}

.datepicker-controls {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.dp-month-year {
  display: flex;
  align-items: center;
  gap: 4px;
}

.dp-month-select,
.dp-year-select {
  color: #3b82f6;
  font-weight: bold;
  font-size: 16px;
  border: none;
  background: transparent;
  cursor: pointer;
  font-family: inherit;
  padding: 2px 4px;
}

.dp-month-select:focus,
.dp-year-select:focus {
  outline: none;
  background-color: #f0f4ff;
  border-radius: 4px;
}

.dp-arrows button {
  background: none;
  border: none;
  font-size: 18px;
  color: #64748b;
  cursor: pointer;
  padding: 4px 8px;
}

.dp-weekdays,
.dp-days-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  text-align: center;
}

.dp-weekdays {
  color: #64748b;
  font-size: 14px;
  margin-bottom: 8px;
}

.dp-days-grid {
  row-gap: 8px;
}

.dp-day {
  width: 36px;
  height: 36px;
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 0 auto;
  border-radius: 50%;
  cursor: pointer;
  font-size: 14px;
  color: var(--text-primary);
}

.dp-day:hover {
  background-color: #f1f5f9;
}

.dp-day.empty {
  cursor: default;
  background-color: transparent;
}

.dp-day.weekend {
  color: #ef4444;
}

.dp-day.weekend:hover {
  background-color: #fef2f2;
}

.dp-day.selected {
  background-color: #3b82f6;
  color: #ffffff;
  font-weight: bold;
}

.dp-day.disabled {
  color: #cbd5e1;
  cursor: not-allowed;
  background-color: transparent;
}

.datepicker-footer {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  padding: 12px 20px 16px 20px;
  border-top: 1px solid #f1f5f9;
  background-color: #fafbfd;
}

.dp-btn {
  font-family: inherit;
  cursor: pointer;
}

.dp-cancel-btn {
  background-color: #ffffff;
  color: #64748b;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  padding: 6px 18px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.15s ease-in-out;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.dp-cancel-btn:hover {
  background-color: #fee2e2;
  color: #dc2626;
  border-color: #fca5a5;
  transform: translateY(-1px);
  box-shadow: 0 2px 5px rgba(220, 38, 38, 0.15);
}

.dp-cancel-btn:active {
  transform: translateY(0);
  box-shadow: none;
}

@keyframes dpStaticBounce {
  0%, 100% {
    transform: scale(1);
  }
  25% {
    transform: scale(1.025);
  }
  50% {
    transform: scale(0.985);
  }
  75% {
    transform: scale(1.01);
  }
}

.dp-static-bounce {
  animation: dpStaticBounce 0.25s ease-in-out !important;
}

@keyframes fadeOverlay {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

@keyframes popIn {
  from {
    opacity: 0;
    transform: scale(0.95) translateY(-10px);
  }

  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

/* Mobile Responsiveness */
@media (max-width: 768px) {
  #sidebar {
    position: fixed;
    margin-left: -260px;
    top: 0;
    height: 100vh;
    overflow-y: auto;
    z-index: 1040;
    transition: margin-left 0.3s ease;
  }

  #sidebar.active {
    margin-left: 0;
  }

  #content {
    padding: 10px;
    width: 100%;
  }

  .sidebar-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1030;
    display: none;
  }

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

  .navbar .navbar-text {
    font-size: 0.85rem;
    max-width: 130px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  #btnReturnAdmin {
    font-size: 0.75rem;
    padding: 4px 8px !important;
    margin-right: 10px !important;
  }

  .navbar .dropdown .nav-link {
    font-size: 0.85rem;
  }

  /* Ensure tables can scroll horizontally on mobile */
  .table-responsive {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }
}

/* Modal Fullscreen & Scrollable Flex Layout Fixes */
.modal-dialog-scrollable .modal-content {
  max-height: 100vh;
  height: 100%;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.modal-dialog-scrollable .modal-content > form,
.modal-dialog-scrollable form.modal-content {
  display: flex;
  flex-direction: column;
  height: 100%;
  min-height: 0;
  flex: 1 1 auto;
  overflow: hidden;
}

.modal-dialog-scrollable .modal-header,
.modal-dialog-scrollable .modal-footer {
  flex-shrink: 0;
}

.modal-dialog-scrollable .modal-body {
  overflow-y: auto !important;
  overflow-x: hidden;
  flex: 1 1 auto;
  min-height: 0;
  -webkit-overflow-scrolling: touch;
}

/* Custom Styled Scrollbars for Modals */
.modal-dialog-scrollable .modal-body::-webkit-scrollbar {
  width: 10px;
}

.modal-dialog-scrollable .modal-body::-webkit-scrollbar-track {
  background: #f1f5f9;
  border-radius: 6px;
}

.modal-dialog-scrollable .modal-body::-webkit-scrollbar-thumb {
  background: #94a3b8;
  border-radius: 6px;
  border: 2px solid #f1f5f9;
}

.modal-dialog-scrollable .modal-body::-webkit-scrollbar-thumb:hover {
  background: #64748b;
}

.modal-dialog-scrollable .modal-body {
  scrollbar-width: thin;
  scrollbar-color: #94a3b8 #f1f5f9;
}

/* ==========================================================================
   Modern Select2 Styling Enhancements & Robust Layout
   ========================================================================== */
.select2-container--bootstrap-5 {
  font-family: 'Sarabun', sans-serif !important;
}

.select2-container--bootstrap-5 .select2-selection {
  border-radius: 8px !important;
  border-color: #cbd5e1 !important;
  min-height: 38px !important;
  font-size: 0.92rem !important;
  font-weight: 500 !important;
  padding: 0.375rem 0.75rem !important;
  background-color: #ffffff !important;
  transition: all 0.2s ease-in-out !important;
}

.select2-container--bootstrap-5.select2-container--focus .select2-selection,
.select2-container--bootstrap-5.select2-container--open .select2-selection {
  border-color: #3b82f6 !important;
  box-shadow: 0 0 0 0.25rem rgba(59, 130, 246, 0.15) !important;
}

.select2-container--bootstrap-5 .select2-selection--single .select2-selection__rendered {
  padding: 0 !important;
  line-height: 1.5 !important;
  color: #1e293b !important;
}

.select2-container--bootstrap-5 .select2-dropdown {
  border-radius: 10px !important;
  border: 1px solid #cbd5e1 !important;
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.15), 0 8px 10px -6px rgba(0, 0, 0, 0.1) !important;
  z-index: 99999 !important;
  overflow: hidden !important;
  background-color: #ffffff !important;
}

.select2-container--bootstrap-5 .select2-search--dropdown {
  padding: 8px !important;
}

.select2-container--bootstrap-5 .select2-search--dropdown .select2-search__field {
  border-radius: 6px !important;
  border: 1px solid #cbd5e1 !important;
  padding: 6px 12px !important;
  font-size: 0.9rem !important;
  font-family: 'Sarabun', sans-serif !important;
}

.select2-container--bootstrap-5 .select2-search--dropdown .select2-search__field:focus {
  border-color: #3b82f6 !important;
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15) !important;
  outline: none !important;
}

.select2-container--bootstrap-5 .select2-results__options {
  max-height: 350px !important;
  padding: 4px !important;
  margin: 0 !important;
  list-style: none !important;
  overflow-y: auto !important;
  scrollbar-width: none !important; /* Firefox */
  -ms-overflow-style: none !important; /* IE and Edge */
}

.select2-container--bootstrap-5 .select2-results__options::-webkit-scrollbar {
  display: none !important; /* Chrome, Safari, Opera */
  width: 0 !important;
  height: 0 !important;
}

/* Optgroup Container (Must be display: block) */
.select2-container--bootstrap-5 .select2-results__option--group {
  display: block !important;
  padding: 0 !important;
  margin: 8px 0 4px 0 !important;
  background: transparent !important;
  list-style: none !important;
  clear: both !important;
}

/* Optgroup Header Label (Must be display: block) */
.select2-container--bootstrap-5 .select2-results__group {
  display: block !important;
  width: 100% !important;
  padding: 7px 12px !important;
  font-size: 0.82rem !important;
  font-weight: 700 !important;
  color: #1e40af !important;
  background-color: #e0e7ff !important;
  border-radius: 6px !important;
  margin: 4px 0 !important;
  line-height: 1.5 !important;
  letter-spacing: 0.2px !important;
  box-sizing: border-box !important;
}

/* Nested Options inside Optgroup (Must be display: block) */
.select2-container--bootstrap-5 .select2-results__options--nested {
  display: block !important;
  width: 100% !important;
  padding: 0 !important;
  margin: 0 !important;
  list-style: none !important;
}

/* Every Selectable Option (Must be display: block) */
.select2-container--bootstrap-5 .select2-results__option--selectable {
  display: block !important;
  width: auto !important;
  padding: 8px 12px !important;
  margin: 2px 0 !important;
  font-size: 0.9rem !important;
  border-radius: 6px !important;
  line-height: 1.5 !important;
  color: #334155 !important;
  cursor: pointer !important;
  box-sizing: border-box !important;
  clear: both !important;
  position: relative !important;
  transition: background-color 0.1s ease !important;
}

.select2-container--bootstrap-5 .select2-results__option--highlighted.select2-results__option--selectable {
  background-color: #2563eb !important;
  color: #ffffff !important;
}

.select2-container--bootstrap-5 .select2-results__option--highlighted.select2-results__option--selectable .badge {
  background-color: rgba(255, 255, 255, 0.25) !important;
  color: #ffffff !important;
  border-color: rgba(255, 255, 255, 0.4) !important;
}

.select2-container--bootstrap-5 .select2-results__option--selected.select2-results__option--selectable {
  background-color: #eff6ff !important;
  color: #1d4ed8 !important;
  font-weight: 600 !important;
}

/* ==========================================================================
   DataTable Funds Row Coloring (Income: Soft Green, Expense: Soft Red)
   ========================================================================== */
#fundsTable tbody tr.row-income > td {
  background-color: #f0fdf4 !important;
}

#fundsTable tbody tr.row-income:hover > td {
  background-color: #dcfce7 !important;
}

#fundsTable tbody tr.row-expense > td {
  background-color: #fef2f2 !important;
}

#fundsTable tbody tr.row-expense:hover > td {
  background-color: #fee2e2 !important;
}