/* Base Reset */
* {
    box-sizing: border-box;
}
html, body {
    margin: 0;
    padding: 0;
    font-family: "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    font-size: 16px;
}

/* THEME VARIABLES */

/* Light Theme */
.theme-light {
    --bg-color: #f4f4f4;       
    --text-color: #333333;
    --sidebar-bg: #ababab;
    --sidebar-text: #000000;
    --sidebar-hover: #f06767;
    --accent-color: #f06767;
    --table-bg: #ffffff;
    --table-hover: #f9f9f9;
    --border-color: #ddd;
    --input-bg: #ffffff;
    --input-border: #ccc;
    --modal-bg: #ffffff;
    --heading-color: #333333;
    --bs-body-bg: #f4f4f4;
    --bs-body-color: #333333;
}

/* Dark Theme */
.theme-dark {
    --bg-color: #242424;        
    --text-color: #e5e5e5;
    --sidebar-bg: #2a2a2a;      
    --sidebar-text: #cccccc;
    --sidebar-hover: #333333;
    --accent-color: #7c7c7c;
    --table-bg: #2e2e2e;        
    --table-hover: #3a3a3a;     
    --border-color: #3d3d3d;
    --input-bg: #333333;
    --input-border: #444444;
    --modal-bg: #2a2a2a;
    --heading-color: #ffffff;
    --bs-body-bg: #242424;
    --bs-body-color: #e5e5e5;
}

html {
    background-color: var(--bg-color);
    color: var(--text-color);
    transition: background-color 0.3s, color 0.3s;
}
body {
    min-height: 100vh;
}

/* Override Bootstrap body background */
html.theme-dark body,
html.theme-light body {
    background-color: var(--bg-color) !important;
}

/* Sidebar */
#sidebar-wrapper {
    background-color: var(--sidebar-bg);
    border-right: 1px solid var(--border-color);
    width: 250px;
    transition: width 0.3s ease;
    overflow: hidden;
    height: 100vh;
    position: fixed;
    top: 0;
    bottom: 0;
}
#sidebar-wrapper .nav-link {
    color: var(--sidebar-text) !important;
    padding: 0.75rem 1rem;
    display: flex;
    align-items: center;
    transition: background-color 0.2s;
    font-size: 0.95rem;
}
#sidebar-wrapper .nav-link i {
    width: 24px;
    text-align: center;
    margin-right: 10px;
}
#sidebar-wrapper .nav-link:hover {
    background-color: var(--sidebar-hover) !important;
}
#sidebar-wrapper hr {
    border-top: 1px solid var(--border-color);
    margin: 1rem 0;
}
#sidebar-logo {
    max-width: 180px;
    margin: 1rem auto;
    display: block;
    transition: all 0.3s ease;
}
.sidebar-collapsed #sidebar-wrapper {
    width: 80px;
}
.sidebar-collapsed #sidebar-wrapper .nav-link span {
    display: none;
}
.sidebar-collapsed #sidebar-wrapper .nav-link {
    justify-content: center;
}
.sidebar-collapsed #sidebar-logo {
    max-width: 40px;
    margin: 1rem auto;
}

/* Main container */
#main-container {
    padding: 1rem;
    width: 100%;
    margin-left: 250px;
    transition: margin-left 0.3s;
}
.sidebar-collapsed #main-container {
    margin-left: 80px;
}

/* Headings */
h1, h2, h3, h4, h5, h6 {
    color: var(--heading-color);
    margin-bottom: 1rem;
    font-weight: 600;
}
h1 {
    font-size: 2rem;
}

/* Buttons */
.btn {
    background-color: var(--accent-color);
    border: none;
    color: #fff;
    font-weight: 500;
    transition: background-color 0.3s ease, transform 0.1s ease;
}
.btn:hover {
    background-color: #4c8ed9;
}
.btn:active {
    transform: scale(0.98);
}
.btn-success {
    background-color: #28a745;
}
.btn-success:hover {
    background-color: #218838;
}
.btn-danger {
    background-color: #dc3545;
}
.btn-danger:hover {
    background-color: #c12f3a;
}

/* Tables */
.table {
    color: var(--text-color);
    background-color: var(--table-bg);
    width: 100%;
    border-collapse: collapse;
}
.table thead.table-dark th {
    background-color: var(--accent-color);
    color: #fff;
}
.table td, .table th {
    border: 1px solid var(--border-color);
    padding: 0.75rem;
}
.table-hover tbody tr:hover {
    background-color: var(--table-hover);
}
.table-striped tbody tr:nth-of-type(odd) {
    background-color: var(--bg-color);
}

/* Inputs & Selects */
.form-control, .form-select {
    background-color: var(--input-bg);
    border: 1px solid var(--input-border);
    color: var(--text-color);
}
.form-control:focus, .form-select:focus {
    border-color: var(--accent-color);
    outline: none;
}

/* Modals */
.modal-content {
    background-color: var(--modal-bg);
    border: 1px solid var(--border-color);
    color: var(--text-color);
}
.modal-header, .modal-footer {
    border-color: var(--border-color);
}
.btn-close {
    background: transparent;
    border: none;
}
.btn-close:before {
    content: '×';
    font-size: 1.5rem;
    color: var(--text-color);
}

/* DataTables */
.dataTables_wrapper,
.dataTables_wrapper .dataTables_info,
.dataTables_wrapper .dataTables_length label,
.dataTables_wrapper .dataTables_filter label {
    color: var(--text-color) !important;
}

.dataTables_wrapper .dataTables_filter input,
.dataTables_wrapper .dataTables_length select {
    background-color: var(--input-bg) !important;
    border: 1px solid var(--input-border) !important;
    color: var(--text-color) !important;
}

.dataTables_wrapper .dataTables_paginate .paginate_button {
    background: none;
    border: 1px solid var(--border-color);
    color: var(--text-color) !important;
    margin: 0 2px;
}
.dataTables_wrapper .dataTables_paginate .paginate_button:hover {
    background: var(--sidebar-hover);
    color: var(--text-color) !important;
}

/* Modify .page-link for pagination if used with Bootstrap pagination components */
.page-link {
    background-color: var(--input-bg) !important;
    border: 1px solid var(--border-color) !important;
    color: var(--text-color) !important;
    transition: background-color 0.2s;
}
.page-link:hover {
    background-color: var(--sidebar-hover) !important;
    color: var(--text-color) !important;
    border-color: var(--border-color) !important;
}

/* Additional dark/light vars for DataTables with Bootstrap classes */
:root.theme-dark {
    --bs-table-bg: #2e2e2e;
    --bs-table-striped-bg: #3a3a3a;
    --bs-table-hover-bg: #3a3a3a;
    --bs-table-border-color: #3d3d3d;
    --bs-body-color: #e5e5e5;
}

:root.theme-light {
    --bs-table-bg: #ffffff;
    --bs-table-striped-bg: #f9f9f9;
    --bs-table-hover-bg: #f5f5f5;
    --bs-table-border-color: #ddd;
    --bs-body-color: #333333;
}

/* Ensure dark theme DataTables text is bright */
.theme-dark .dataTables_wrapper,
.theme-dark .dataTables_wrapper .dataTables_info,
.theme-dark .dataTables_wrapper .dataTables_length label,
.theme-dark .dataTables_wrapper .dataTables_filter label,
.theme-dark .dataTables_wrapper .dataTables_paginate .paginate_button {
    color: #e5e5e5 !important;
}

.theme-dark .dataTables_wrapper .dataTables_filter input,
.theme-dark .dataTables_wrapper .dataTables_length select {
    background-color: #333333 !important;
    border: 1px solid #444444 !important;
    color: #e5e5e5 !important;
}

.theme-dark .dataTables_wrapper .dataTables_paginate .paginate_button {
    background: #2e2e2e;
    border: 1px solid #3d3d3d;
}
.theme-dark .dataTables_wrapper .dataTables_paginate .paginate_button:hover {
    background: #3a3a3a;
}

/* Ensure dark theme table text is visible */
.theme-dark .table,
.theme-dark .table th,
.theme-dark .table td {
    color: #e5e5e5 !important;
}

/* Margins & Spacing */
.container, .container-fluid {
    max-width: 100% !important;
}
.mt-4 {
    margin-top: 1.5rem !important;
}
.mb-4 {
    margin-bottom: 1.5rem !important;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg-color);
}
::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #999;
}

/* Cards */
.card {
    background-color: var(--table-bg);
    border: 1px solid var(--border-color);
    color: var(--text-color);
}
.card-header {
    background-color: var(--sidebar-bg);
    border-bottom: 1px solid var(--border-color);
    color: var(--heading-color);
    font-weight: 600;
}

/* Nav Tabs */
.nav-tabs {
    border-bottom: 1px solid var(--border-color);
}
.nav-tabs .nav-link {
    background-color: var(--input-bg);
    border: 1px solid var(--border-color);
    border-bottom: none;
    color: var(--text-color);
    margin-right: 4px;
    transition: background-color 0.2s, color 0.2s;
}
.nav-tabs .nav-link:hover {
    background-color: var(--sidebar-hover);
    color: var(--text-color);
}
.nav-tabs .nav-link.active {
    background-color: var(--accent-color);
    color: #fff;
    border-color: var(--accent-color) var(--accent-color) var(--bg-color);
}

/* Tab Content */
.tab-content {
    background-color: var(--bg-color);
    border: 1px solid var(--border-color);
    border-top: none;
    padding: 1rem;
    border-radius: 0 0 5px 5px;
}

/* List Group */
.list-group-item {
    background-color: var(--bg-color);
    border: 1px solid var(--border-color);
    color: var(--text-color);
}
.list-group-item + .list-group-item {
    border-top: 1px solid var(--border-color);
}

/* Adjust paragraph spacing inside cards for readability */
.card-body p {
    margin-bottom: 0.5rem;
}

/* hr lines for separation */
hr {
    border: none;
    border-top: 1px solid var(--border-color);
    margin: 1rem 0;
}

/* Links within the content */
a, a:hover, a:visited {
    color: var(--text-color);
    text-decoration: none;
}
a:hover {
    text-decoration: underline;
}

/* Select2 Customizations */
.select2-container .select2-selection--multiple,
.select2-container .select2-selection--single {
    background-color: var(--input-bg) !important;
    border: 1px solid var(--input-border) !important;
    color: var(--text-color) !important;
    transition: border-color 0.2s;
}
.select2-container .select2-selection--multiple:focus,
.select2-container .select2-selection--single:focus {
    border-color: var(--accent-color) !important;
    outline: none;
}
.select2-container .select2-selection__arrow b {
    border-color: var(--text-color) transparent transparent transparent !important;
}
.select2-dropdown {
    background-color: var(--bg-color);
    border: 1px solid var(--border-color);
    color: var(--text-color);
}
.select2-results__option {
    color: var(--text-color);
    background-color: var(--bg-color);
    transition: background-color 0.2s;
}
.select2-results__option--highlighted {
    background-color: var(--sidebar-hover);
    color: var(--text-color);
}
.select2-selection__choice {
    background-color: var(--accent-color) !important;
    border: none !important;
    color: #fff !important;
    padding: 0 5px !important;
    margin-top: 3px !important;
    margin-right: 3px !important;
    border-radius: 3px !important;
}
.select2-selection__choice__remove {
    color: #fff !important;
    margin-left: 3px !important;
    cursor: pointer !important;
}
.select2-selection__clear {
    color: var(--text-color) !important;
}