/* Estilos para modo claro (predeterminado) */
:root {
    --bg-color: #f8f9fa;
    --text-color: #212529;
    --card-bg: #ffffff;
    --border-color: #dee2e6;
    --header-bg: #ffffff;
    --sidebar-bg: #343a40;
    --sidebar-text: #f8f9fa;
    --table-header-bg: #f2f2f2;
    --table-hover-bg: #f5f5f5;
    --input-bg: #ffffff;
    --input-border: #ced4da;
    --card-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

/* Modo oscuro */
body.dark-mode {
    --bg-color: #121212;
    --text-color: #f8f9fa;
    --card-bg: #1e1e1e;
    --border-color: #343a40;
    --header-bg: #1e1e1e;
    --sidebar-bg: #000000;
    --sidebar-text: #f8f9fa;
    --table-header-bg: #2c2c2c;
    --table-hover-bg: #2a2a2a;
    --input-bg: #2c2c2c;
    --input-border: #454545;
    --card-shadow: 0 4px 8px rgba(0,0,0,0.3);
}

/* Aplicar variables de tema */
body {
    background-color: var(--bg-color);
    color: var(--text-color);
    transition: background-color 0.3s ease, color 0.3s ease;
}

.card {
    background-color: var(--card-bg);
    border-color: var(--border-color);
    box-shadow: var(--card-shadow);
}

.navbar-light {
    background-color: var(--header-bg) !important;
    border-color: var(--border-color);
}

#sidebar {
    background-color: var(--sidebar-bg);
    color: var(--sidebar-text);
}

.table {
    color: var(--text-color);
    border-color: var(--border-color);
}

.table thead th {
    background-color: var(--table-header-bg);
}

.table-hover tbody tr:hover {
    background-color: var(--table-hover-bg);
}

.form-control, select.form-control, .custom-select {
    background-color: var(--input-bg);
    color: var(--text-color);
    border-color: var(--input-border);
}

.form-control:focus, select.form-control:focus, .custom-select:focus {
    background-color: var(--input-bg);
    color: var(--text-color);
}

/* Botón flotante para cambiar tema */
#theme-toggle-btn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: var(--card-bg);
    color: var(--text-color);
    border: 1px solid var(--border-color);
    box-shadow: 0 2px 10px rgba(0,0,0,0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 1050;
    font-size: 1.2rem;
    transition: transform 0.3s ease, background-color 0.3s ease;
}

#theme-toggle-btn:hover {
    transform: scale(1.1);
}

/* Animación para el botón */
#theme-toggle-btn i {
    transition: transform 0.3s ease;
}

#theme-toggle-btn:hover i {
    transform: rotate(30deg);
}

/* Asegurar que el botón sea visible en ambos modos */
body.dark-mode #theme-toggle-btn {
    background-color: #333;
    color: #fff;
    border-color: #444;
}

/* Estilos adicionales para modo oscuro */
body.dark-mode .btn-primary {
    background-color: #007bff;
    border-color: #0062cc;
}

body.dark-mode .btn-success {
    background-color: #28a745;
    border-color: #1e7e34;
}

body.dark-mode .btn-danger {
    background-color: #dc3545;
    border-color: #bd2130;
}

body.dark-mode .modal-content {
    background-color: var(--card-bg);
    color: var(--text-color);
}

body.dark-mode .close {
    color: var(--text-color);
}

body.dark-mode .nav-tabs .nav-link.active {
    background-color: var(--card-bg);
    color: var(--text-color);
    border-color: var(--border-color);
}

body.dark-mode .select2-container--default .select2-selection--single {
    background-color: var(--input-bg);
    color: var(--text-color);
    border-color: var(--input-border);
}

body.dark-mode .select2-container--default .select2-selection--single .select2-selection__rendered {
    color: var(--text-color);
}

body.dark-mode .select2-dropdown {
    background-color: var(--card-bg);
    border-color: var(--border-color);
}

body.dark-mode .select2-container--default .select2-results__option[aria-selected=true] {
    background-color: var(--table-header-bg);
}

/* Mejoras para legibilidad en modo oscuro */
body.dark-mode .text-dark {
    color: #f8f9fa !important;
}

body.dark-mode .bg-light {
    background-color: #2c2c2c !important;
}

body.dark-mode .text-muted {
    color: #adb5bd !important;
}

body.dark-mode .dropdown-menu {
    background-color: var(--card-bg);
    color: var(--text-color);
    border-color: var(--border-color);
}

body.dark-mode .dropdown-item {
    color: var(--text-color);
}

body.dark-mode .dropdown-item:hover {
    background-color: var(--table-header-bg);
}

body.dark-mode .modal-header,
body.dark-mode .modal-footer {
    border-color: var(--border-color);
}

/* Correcciones para Select2 */
body.dark-mode .select2-container--default .select2-results__option {
    color: var(--text-color);
}

body.dark-mode .select2-container--default .select2-search--dropdown .select2-search__field {
    background-color: var(--input-bg);
    color: var(--text-color);
    border-color: var(--input-border);
}

/* Correcciones para DataTables */
body.dark-mode .dataTables_wrapper .dataTables_length,
body.dark-mode .dataTables_wrapper .dataTables_filter,
body.dark-mode .dataTables_wrapper .dataTables_info,
body.dark-mode .dataTables_wrapper .dataTables_processing,
body.dark-mode .dataTables_wrapper .dataTables_paginate {
    color: var(--text-color) !important;
}

body.dark-mode .dataTables_wrapper .dataTables_paginate .paginate_button {
    color: var(--text-color) !important;
    background-color: transparent !important;
}

body.dark-mode .dataTables_wrapper .dataTables_paginate .paginate_button.current,
body.dark-mode .dataTables_wrapper .dataTables_paginate .paginate_button.current:hover {
    color: #fff !important;
    background: var(--sidebar-bg) !important;
    border-color: var(--border-color) !important;
}

body.dark-mode .dataTables_wrapper .dataTables_paginate .paginate_button:hover {
    color: #fff !important;
    background: rgba(255,255,255,0.2) !important;
    border-color: var(--border-color) !important;
}

/* Mejoras para la visualización de tablas en modo oscuro */
body.dark-mode .table {
    color: var(--text-color);
    border-color: var(--border-color);
}

body.dark-mode .table th,
body.dark-mode .table td {
    border-color: var(--border-color);
    background-color: var(--card-bg);
}

body.dark-mode .table-bordered,
body.dark-mode .table-bordered td,
body.dark-mode .table-bordered th {
    border-color: var(--border-color);
}

body.dark-mode .table-striped tbody tr:nth-of-type(odd) {
    background-color: rgba(255, 255, 255, 0.05);
}

body.dark-mode .table-hover tbody tr:hover {
    background-color: rgba(255, 255, 255, 0.075);
}

/* Corregir visibilidad de iconos en tablas */
body.dark-mode .table .btn-primary i,
body.dark-mode .table .btn-success i,
body.dark-mode .table .btn-danger i,
body.dark-mode .table .btn-info i,
body.dark-mode .table .btn-warning i {
    color: #fff;
}

/* Correcciones para inputs y textareas */
body.dark-mode input::placeholder,
body.dark-mode textarea::placeholder {
    color: #6c757d !important;
}

/* Asegurar que los íconos sean visibles */
body.dark-mode .fa,
body.dark-mode .fas,
body.dark-mode .far,
body.dark-mode .fal,
body.dark-mode .fab {
    color: inherit;
}

/* Mejoras específicas para el navbar en modo oscuro */
body.dark-mode .navbar {
    background-color: #121212 !important;
    border-color: #333 !important;
}

body.dark-mode .navbar .navbar-brand,
body.dark-mode .navbar .nav-link,
body.dark-mode .navbar .navbar-text,
body.dark-mode .navbar .dropdown-toggle {
    color: #f8f9fa !important;
}

body.dark-mode .navbar-light .navbar-nav .nav-link,
body.dark-mode .navbar-light .navbar-text {
    color: #f8f9fa !important;
}

body.dark-mode .navbar .navbar-toggler {
    color: #f8f9fa !important;
    border-color: #444 !important;
}

body.dark-mode .navbar-toggler-icon {
    filter: invert(1);
}

/* Correcciones para iconos en modo oscuro */
body.dark-mode .nav-item i,
body.dark-mode .navbar i,
body.dark-mode .navbar-brand i,
body.dark-mode #sidebar i,
body.dark-mode .topbar i {
    color: #f8f9fa !important;
}

/* Asegurar que el color de texto en el navbar es correcto en modo oscuro */
body.dark-mode .bg-primary {
    background-color: #121212 !important;
}

body.dark-mode .text-white,
body.dark-mode .navbar .text-white {
    color: #f8f9fa !important;
}

/* Ajustes para iconos en general */
body.dark-mode .card-header i,
body.dark-mode .card-body i:not(.btn i),
body.dark-mode .card-footer i {
    color: inherit;
}

/* Correcciones para botones con iconos */
body.dark-mode .btn i {
    color: inherit !important;
}

/* Asegurar que los iconos en dataTable sean visibles */
body.dark-mode table.dataTable i,
body.dark-mode .dataTables_wrapper i {
    color: inherit;
}