/* Light Mode v3 - Clean Bootstrap Default Light (based on LIGHT_THEME_NEW.md spec) */
[data-theme="light-v3"] {
    /* Base colors - Stock Bootstrap 5.3 light defaults */
    --bs-body-bg: #ffffff;
    --bs-body-color: #212529;
    
    /* Primary brand colors - Stock Bootstrap blue */
    --bs-primary: #0d6efd;
    --bs-primary-rgb: 13, 110, 253;
    --bs-secondary: #6c757d;
    --bs-success: #198754;
    --bs-danger: #dc3545;
    --bs-warning: #ffc107;
    --bs-info: #0dcaf0;
    
    /* Custom variables */
    --primary-color: #0d6efd;
    --secondary-color: #6c757d;
    --success-color: #198754;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --info-color: #0dcaf0;
    
    /* Card backgrounds - White panels */
    --card-bg: #ffffff;
    --card-border: #dee2e6;
    --card-shadow: 0 2px 4px rgba(0, 0, 0, 0.08);
    --card-hover-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
    
    /* Table colors */
    --table-bg: #ffffff;
    --table-hover-bg: #f8f9fa;
    --table-border-color: #dee2e6;
    --table-striped-bg: rgba(0, 0, 0, 0.02);
    
    /* Form colors */
    --input-bg: #ffffff;
    --input-border: #ced4da;
    --input-focus-border: #0d6efd;
    --input-focus-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.25);
    --input-disabled-bg: #e9ecef;
    
    /* Navigation - White navbar with border bottom */
    --navbar-bg: #ffffff;
    --navbar-color: #212529;
    --navbar-hover-bg: #f8f9fa;
    
    /* Dropdown */
    --dropdown-bg: #ffffff;
    --dropdown-border: #dee2e6;
    --dropdown-hover-bg: #f8f9fa;
    --dropdown-link-color: #212529;
    
    /* Modal/Dialog */
    --modal-bg: #ffffff;
    --modal-backdrop: rgba(0, 0, 0, 0.5);
    
    /* Sidebar (if used) */
    --sidebar-bg: #ffffff;
    --sidebar-border: #dee2e6;
    
    /* Help boxes */
    --help-box-bg: #f0f8ff;
    --help-box-border: #b8d4fe;
    --help-box-color: #0d6efd;
    
    /* Text colors */
    --text-muted: #6c757d;
    --text-primary: #0d6efd;
    --link-color: #0d6efd;
    --link-hover-color: #0a58ca;
    
    /* Border radius - Bootstrap default */
    --border-radius: 0.375rem;
    --border-radius-lg: 0.5rem;
    --border-radius-sm: 0.25rem;
    
    /* Shadows - Bootstrap-like */
    --shadow-sm: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    --shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 1rem 3rem rgba(0, 0, 0, 0.175);
}

/* ========= Apply theme styles ========= */
[data-theme="light-v3"] body {
    background-color: var(--bs-body-bg);
    color: var(--bs-body-color);
}

/* ========= Cards ========= */
[data-theme="light-v3"] .card {
    background-color: var(--card-bg);
    border-color: var(--card-border);
    box-shadow: var(--card-shadow);
}

[data-theme="light-v3"] .card-header {
    background-color: #f8f9fa;
    border-bottom: 1px solid var(--card-border);
    font-weight: 600;
}

[data-theme="light-v3"] .card-footer {
    background-color: #f8f9fa;
    border-top: 1px solid var(--card-border);
}

[data-theme="light-v3"] .dashboard-card:hover {
    box-shadow: var(--card-hover-shadow);
}

/* ========= Navigation / Navbar ========= */
[data-theme="light-v3"] .navbar {
    background-color: var(--navbar-bg) !important;
    border-bottom: 1px solid var(--card-border);
    box-shadow: none;
}

[data-theme="light-v3"] .navbar .navbar-brand {
    color: var(--navbar-color) !important;
    font-weight: 600;
}

[data-theme="light-v3"] .navbar .navbar-nav .nav-link {
    color: var(--navbar-color) !important;
    border-radius: var(--border-radius-sm);
    padding: 0.5rem 0.75rem;
    font-size: 0.875rem;
}

[data-theme="light-v3"] .navbar .navbar-nav .nav-link:hover,
[data-theme="light-v3"] .navbar .navbar-nav .nav-link:focus {
    background-color: var(--navbar-hover-bg);
    color: var(--primary-color) !important;
}

[data-theme="light-v3"] .navbar .navbar-nav .nav-link.active {
    color: var(--primary-color) !important;
    background-color: rgba(var(--bs-primary-rgb), 0.08);
}

[data-theme="light-v3"] .navbar-dark .navbar-nav .nav-link {
    color: var(--navbar-color) !important;
}

[data-theme="light-v3"] .navbar-dark .navbar-nav .nav-link:hover {
    background-color: var(--navbar-hover-bg);
    color: var(--primary-color) !important;
}

[data-theme="light-v3"] .navbar-dark .navbar-nav .nav-link.active {
    color: var(--primary-color) !important;
    background-color: rgba(var(--bs-primary-rgb), 0.08);
}

[data-theme="light-v3"] .navbar .navbar-toggler {
    border-color: var(--card-border);
    color: var(--navbar-color);
}

[data-theme="light-v3"] .navbar .navbar-toggler-icon {
    filter: none;
}

/* Override the default navbar-dark text color for this light theme */
[data-theme="light-v3"] .navbar .navbar-nav .nav-link {
    color: rgba(33, 37, 41, 0.85) !important;
}

[data-theme="light-v3"] .navbar .navbar-nav .nav-link:hover {
    color: var(--primary-color) !important;
}

[data-theme="light-v3"] .navbar .btn-outline-light {
    color: var(--navbar-color);
    border-color: var(--card-border);
}

[data-theme="light-v3"] .navbar .btn-outline-light:hover {
    background-color: var(--navbar-hover-bg);
    color: var(--primary-color);
    border-color: var(--card-border);
}

/* ========= Buttons ========= */
[data-theme="light-v3"] .btn {
    font-weight: 500;
    border-radius: var(--border-radius) !important;
    transition: all 0.15s ease-in-out;
}

[data-theme="light-v3"] .btn-sm {
    border-radius: var(--border-radius-sm) !important;
    padding: 0.25rem 0.5rem;
    font-size: 0.875rem;
}

[data-theme="light-v3"] .btn-primary {
    background-color: var(--primary-color) !important;
    border-color: var(--primary-color) !important;
    color: #ffffff !important;
}

[data-theme="light-v3"] .btn-primary:hover {
    background-color: #0b5ed7 !important;
    border-color: #0a58ca !important;
}

[data-theme="light-v3"] .btn-outline-primary {
    color: var(--primary-color) !important;
    border-color: var(--primary-color) !important;
}

[data-theme="light-v3"] .btn-outline-primary:hover {
    background-color: var(--primary-color) !important;
    color: #ffffff !important;
}

[data-theme="light-v3"] .btn-outline-secondary {
    color: var(--bs-body-color) !important;
    border-color: var(--card-border) !important;
}

[data-theme="light-v3"] .btn-outline-secondary:hover {
    background-color: var(--navbar-hover-bg) !important;
    border-color: #adb5bd !important;
}

[data-theme="light-v3"] .btn-success {
    background-color: var(--success-color) !important;
    border-color: var(--success-color) !important;
    color: #ffffff !important;
}

[data-theme="light-v3"] .btn-danger {
    background-color: var(--danger-color) !important;
    border-color: var(--danger-color) !important;
    color: #ffffff !important;
}

[data-theme="light-v3"] .btn-warning {
    background-color: var(--warning-color) !important;
    border-color: var(--warning-color) !important;
    color: #000000 !important;
}

[data-theme="light-v3"] .btn-info {
    background-color: var(--info-color) !important;
    border-color: var(--info-color) !important;
    color: #000000 !important;
}

/* ========= Forms ========= */
[data-theme="light-v3"] .form-control,
[data-theme="light-v3"] .form-select {
    background-color: var(--input-bg);
    border-color: var(--input-border);
    color: var(--bs-body-color);
    border-radius: var(--border-radius) !important;
}

[data-theme="light-v3"] .form-control:focus,
[data-theme="light-v3"] .form-select:focus {
    background-color: var(--input-bg);
    border-color: var(--input-focus-border);
    box-shadow: var(--input-focus-shadow);
    color: var(--bs-body-color);
}

[data-theme="light-v3"] .form-control::placeholder {
    color: var(--text-muted);
    opacity: 0.6;
}

[data-theme="light-v3"] .form-control:disabled,
[data-theme="light-v3"] .form-select:disabled {
    background-color: var(--input-disabled-bg);
    color: var(--text-muted);
}

[data-theme="light-v3"] .form-check-input:checked {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

/* ========= Tables ========= */
[data-theme="light-v3"] .table {
    background-color: var(--table-bg);
    color: var(--bs-body-color);
    border-color: var(--table-border-color);
}

[data-theme="light-v3"] .table-hover tbody tr:hover {
    background-color: var(--table-hover-bg);
}

[data-theme="light-v3"] .table thead th {
    border-color: var(--table-border-color);
    font-weight: 600;
}

[data-theme="light-v3"] .table thead.table-dark th {
    background-color: #212529 !important;
    color: #ffffff !important;
    border-color: #373b3e !important;
}

[data-theme="light-v3"] .table tbody td {
    border-color: var(--table-border-color);
}

[data-theme="light-v3"] .table-striped tbody tr:nth-of-type(odd) {
    background-color: var(--table-striped-bg);
}

[data-theme="light-v3"] .table .sortable {
    cursor: pointer;
}

/* ========= Dropdowns ========= */
[data-theme="light-v3"] .dropdown-menu {
    background-color: var(--dropdown-bg);
    border: 1px solid var(--dropdown-border);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

[data-theme="light-v3"] .dropdown-item {
    color: var(--dropdown-link-color);
    padding: 0.5rem 1rem;
}

[data-theme="light-v3"] .dropdown-item:hover,
[data-theme="light-v3"] .dropdown-item:focus {
    background-color: var(--dropdown-hover-bg);
    color: var(--dropdown-link-color);
}

[data-theme="light-v3"] .dropdown-item.active {
    background-color: var(--primary-color);
    color: #ffffff;
}

[data-theme="light-v3"] .dropdown-divider {
    border-color: var(--card-border);
}

[data-theme="light-v3"] .dropdown-header {
    color: var(--text-muted);
    font-weight: 600;
}

/* ========= Modals ========= */
[data-theme="light-v3"] .modal-content {
    background-color: var(--modal-bg);
    color: var(--bs-body-color);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--card-border);
    box-shadow: var(--shadow-lg);
}

[data-theme="light-v3"] .modal-header {
    border-bottom-color: var(--card-border);
}

[data-theme="light-v3"] .modal-footer {
    border-top-color: var(--card-border);
}

/* ========= Alerts ========= */
[data-theme="light-v3"] .alert {
    border-radius: var(--border-radius);
    border: 1px solid transparent;
}

[data-theme="light-v3"] .alert-info {
    background-color: #cff4fc;
    border-color: #b6effb;
    color: #055160;
}

[data-theme="light-v3"] .alert-success {
    background-color: #d1e7dd;
    border-color: #badbcc;
    color: #0f5132;
}

[data-theme="light-v3"] .alert-warning {
    background-color: #fff3cd;
    border-color: #ffe69c;
    color: #664d03;
}

[data-theme="light-v3"] .alert-danger {
    background-color: #f8d7da;
    border-color: #f5c6cb;
    color: #842029;
}

/* ========= Badges ========= */
[data-theme="light-v3"] .badge {
    font-weight: 500;
    border-radius: 50rem;
    padding: 0.35em 0.65em;
}

[data-theme="light-v3"] .badge.bg-primary {
    background-color: var(--primary-color) !important;
}

[data-theme="light-v3"] .badge.bg-success {
    background-color: var(--success-color) !important;
}

[data-theme="light-v3"] .badge.bg-danger {
    background-color: var(--danger-color) !important;
}

[data-theme="light-v3"] .badge.bg-warning {
    background-color: var(--warning-color) !important;
    color: #000000 !important;
}

[data-theme="light-v3"] .badge.bg-info {
    background-color: var(--info-color) !important;
    color: #000000 !important;
}

/* ========= List Groups ========= */
[data-theme="light-v3"] .list-group-item {
    background-color: var(--card-bg);
    border-color: var(--card-border);
    color: var(--bs-body-color);
}

[data-theme="light-v3"] .list-group-item.active {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: #ffffff;
}

/* ========= Help boxes ========= */
[data-theme="light-v3"] .help-box {
    background: var(--help-box-bg);
    border: 1px solid var(--help-box-border);
    border-radius: var(--border-radius);
}

[data-theme="light-v3"] .help-box-title {
    color: var(--help-box-color);
}

[data-theme="light-v3"] .help-box-content {
    color: var(--bs-body-color);
}

/* ========= Text utilities ========= */
[data-theme="light-v3"] .text-muted {
    color: var(--text-muted) !important;
}

[data-theme="light-v3"] a {
    color: var(--link-color);
    transition: color 0.15s ease-in-out;
}

[data-theme="light-v3"] a:hover {
    color: var(--link-hover-color);
}

/* ========= Footer ========= */
[data-theme="light-v3"] footer {
    background-color: var(--card-bg) !important;
    border-top: 1px solid var(--card-border);
}

/* ========= Progress bars ========= */
[data-theme="light-v3"] .progress {
    background-color: #e9ecef !important;
    border-radius: var(--border-radius);
}

[data-theme="light-v3"] .progress-bar {
    color: #ffffff !important;
    border-radius: var(--border-radius);
}

/* ========= Pagination ========= */
[data-theme="light-v3"] .pagination .page-link {
    background-color: var(--card-bg);
    border-color: var(--card-border);
    color: var(--primary-color);
}

[data-theme="light-v3"] .pagination .page-link:hover {
    background-color: var(--navbar-hover-bg);
    border-color: var(--card-border);
    color: var(--link-hover-color);
}

[data-theme="light-v3"] .pagination .page-item.active .page-link {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: #ffffff;
}

[data-theme="light-v3"] .pagination .page-item.disabled .page-link {
    color: var(--text-muted);
    background-color: var(--card-bg);
    border-color: var(--card-border);
}

/* ========= Tabs ========= */
[data-theme="light-v3"] .nav-tabs {
    border-bottom-color: var(--card-border);
}

[data-theme="light-v3"] .nav-tabs .nav-link {
    color: var(--text-muted);
    border: 1px solid transparent;
    border-radius: var(--border-radius) var(--border-radius) 0 0;
}

[data-theme="light-v3"] .nav-tabs .nav-link:hover {
    color: var(--primary-color);
    border-color: transparent;
}

[data-theme="light-v3"] .nav-tabs .nav-link.active {
    color: var(--bs-body-color);
    background-color: var(--card-bg);
    border-color: var(--card-border) var(--card-border) transparent;
}

[data-theme="light-v3"] .nav-pills .nav-link {
    color: var(--text-muted);
    border-radius: var(--border-radius);
}

[data-theme="light-v3"] .nav-pills .nav-link.active {
    color: #ffffff;
    background-color: var(--primary-color);
}

/* ========= Select2 styling ========= */
[data-theme="light-v3"] .select2-container--bootstrap-5 .select2-selection {
    background-color: var(--input-bg) !important;
    border-color: var(--input-border) !important;
    border-radius: var(--border-radius) !important;
    color: var(--bs-body-color) !important;
}

[data-theme="light-v3"] .select2-container--bootstrap-5.select2-container--focus .select2-selection,
[data-theme="light-v3"] .select2-container--bootstrap-5.select2-container--open .select2-selection {
    border-color: var(--input-focus-border) !important;
    box-shadow: var(--input-focus-shadow) !important;
}

[data-theme="light-v3"] .select2-container--bootstrap-5 .select2-dropdown {
    background-color: var(--dropdown-bg) !important;
    border-color: var(--dropdown-border) !important;
    border-radius: var(--border-radius) !important;
    box-shadow: var(--shadow) !important;
}

[data-theme="light-v3"] .select2-container--bootstrap-5 .select2-results__option {
    color: var(--dropdown-link-color) !important;
}

[data-theme="light-v3"] .select2-container--bootstrap-5 .select2-results__option--highlighted {
    background-color: var(--dropdown-hover-bg) !important;
    color: var(--dropdown-link-color) !important;
}

[data-theme="light-v3"] .select2-container--bootstrap-5 .select2-results__option--selected {
    background-color: rgba(var(--bs-primary-rgb), 0.08) !important;
    color: var(--primary-color) !important;
}

[data-theme="light-v3"] .select2-container--bootstrap-5 .select2-search__field {
    color: var(--bs-body-color) !important;
}

[data-theme="light-v3"] .select2-container--bootstrap-5 .select2-search__field::placeholder {
    color: var(--text-muted) !important;
}

/* ========= FullCalendar styling ========= */
[data-theme="light-v3"] .fc {
    color: var(--bs-body-color);
}

[data-theme="light-v3"] .fc .fc-button-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

[data-theme="light-v3"] .fc .fc-button-primary:hover {
    background-color: var(--link-hover-color);
    border-color: var(--link-hover-color);
}

[data-theme="light-v3"] .fc .fc-daygrid-day {
    border-color: var(--card-border);
}

[data-theme="light-v3"] .fc .fc-col-header-cell {
    background-color: #f8f9fa;
    border-color: var(--card-border);
    font-weight: 600;
    color: var(--bs-body-color);
}

[data-theme="light-v3"] .fc .fc-scrollgrid {
    border-color: var(--card-border);
}

[data-theme="light-v3"] .fc-theme-standard td,
[data-theme="light-v3"] .fc-theme-standard th {
    border-color: var(--card-border);
}

/* ========= Tooltips ========= */
[data-theme="light-v3"] .tooltip-inner {
    background-color: #212529 !important;
    color: #ffffff !important;
    border-radius: var(--border-radius-sm);
}

/* ========= Avail-chip colours (from LIGHT_THEME_NEW.md spec) ========= */
[data-theme="light-v3"] .avail-chip {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 500;
    white-space: nowrap;
}

[data-theme="light-v3"] .avail-chip-yellow {
    background: #fff3cd;
    color: #856404;
}

[data-theme="light-v3"] .avail-chip-green {
    background: #d1e7dd;
    color: #0f5132;
}

[data-theme="light-v3"] .avail-chip-red {
    background: #f8d7da;
    color: #721c24;
}

/* ========= Grid header (availability grid) ========= */
[data-theme="light-v3"] .grid-header {
    background-color: var(--primary-color) !important;
    color: #ffffff !important;
    font-weight: 700;
}

[data-theme="light-v3"] .grid-header.today {
    background-color: var(--success-color) !important;
}

/* ========= Utility overrides ========= */
[data-theme="light-v3"] .bg-light {
    background-color: #f8f9fa !important;
}

[data-theme="light-v3"] .shadow-sm {
    box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075) !important;
}

[data-theme="light-v3"] .toast-container {
    z-index: 1080;
}

/* ========= Context menu (from base.html spec) ========= */
[data-theme="light-v3"] .context-menu {
    background-color: #ffffff;
    border: 1px solid #cccccc;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

[data-theme="light-v3"] .context-menu-item:hover {
    background-color: #f0f8ff;
}