[data-theme="light"] {
    --cl-bg-primary: #f0f2f5;
    --cl-bg-secondary: #ffffff;
    --cl-bg-card: #ffffff;
    --cl-bg-card-hover: #f3f5f8;
    --cl-border: #d8dee8;
    --cl-text: #1a1d26;
    --cl-text-muted: #5c6578;
    --cl-accent: #2563eb;
    --cl-success: #16a34a;
    --cl-danger: #dc2626;
    --cl-warning: #d97706;
    --cl-sidebar-bg: linear-gradient(180deg, #ffffff 0%, #f0f2f5 100%);
    --cl-auth-bg: radial-gradient(ellipse at top, #e8eef8 0%, var(--cl-bg-primary) 60%);
    --cl-shadow: rgba(15, 23, 42, 0.08);
}

[data-theme="dark"] {
    --cl-bg-primary: #0d0f12;
    --cl-bg-secondary: #151820;
    --cl-bg-card: #1a1f2e;
    --cl-bg-card-hover: #222838;
    --cl-border: #2a3142;
    --cl-text: #e8eaed;
    --cl-text-muted: #8b93a7;
    --cl-accent: #3b82f6;
    --cl-success: #22c55e;
    --cl-danger: #ef4444;
    --cl-warning: #f59e0b;
    --cl-sidebar-bg: linear-gradient(180deg, #12151c 0%, #0d0f12 100%);
    --cl-auth-bg: radial-gradient(ellipse at top, #1a2332 0%, var(--cl-bg-primary) 60%);
    --cl-shadow: rgba(0, 0, 0, 0.5);
}

:root {
    --cl-sidebar-width: 260px;
}

* { box-sizing: border-box; }

html {
    color-scheme: light dark;
}

body.cl-body {
    margin: 0;
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    background: var(--cl-bg-primary);
    color: var(--cl-text);
    min-height: 100vh;
}

.cl-sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: var(--cl-sidebar-width);
    height: 100vh;
    background: var(--cl-sidebar-bg);
    border-right: 1px solid var(--cl-border);
    display: flex;
    flex-direction: column;
    z-index: 1000;
}

.cl-brand {
    padding: 1.5rem 1.25rem;
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--cl-accent);
    display: flex;
    align-items: center;
    gap: 0.6rem;
    border-bottom: 1px solid var(--cl-border);
}

.cl-brand-icon { font-size: 1.4rem; }

.cl-nav {
    list-style: none;
    padding: 1rem 0;
    margin: 0;
    flex: 1;
}

.cl-nav li a {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1.25rem;
    color: var(--cl-text-muted);
    text-decoration: none;
    transition: all 0.2s;
    border-left: 3px solid transparent;
}

.cl-nav li a:hover,
.cl-nav li a.active {
    color: var(--cl-text);
    background: rgba(59, 130, 246, 0.08);
    border-left-color: var(--cl-accent);
}

.cl-nav-divider {
    padding: 0.75rem 1.25rem 0.25rem;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--cl-text-muted);
}

.cl-sidebar-footer {
    padding: 1rem 1.25rem;
    border-top: 1px solid var(--cl-border);
}

.cl-user-name {
    font-size: 0.85rem;
    color: var(--cl-text-muted);
}

.cl-theme-picker label {
    font-size: 0.75rem;
    color: var(--cl-text-muted);
}

.cl-main {
    margin-left: var(--cl-sidebar-width);
    padding: 1.5rem 2rem;
    min-height: 100vh;
}

.cl-main-auth {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--cl-auth-bg);
}

.cl-page-header {
    margin-bottom: 1.5rem;
}

.cl-page-header h1 {
    font-size: 1.75rem;
    font-weight: 700;
    margin: 0;
}

.cl-page-header p {
    color: var(--cl-text-muted);
    margin: 0.25rem 0 0;
}

.cl-card {
    background: var(--cl-bg-card);
    border: 1px solid var(--cl-border);
    border-radius: 12px;
    padding: 1.25rem;
    margin-bottom: 1.25rem;
}

.cl-card-title {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--cl-text-muted);
    margin-bottom: 0.5rem;
}

.cl-stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
}

.cl-stat-value.text-success { color: var(--cl-success) !important; }
.cl-stat-value.text-danger { color: var(--cl-danger) !important; }
.cl-stat-value.text-primary { color: var(--cl-accent) !important; }

.cl-login-card {
    width: 100%;
    max-width: 420px;
    background: var(--cl-bg-card);
    border: 1px solid var(--cl-border);
    border-radius: 16px;
    padding: 2.5rem;
    box-shadow: 0 25px 50px var(--cl-shadow);
}

.cl-login-logo {
    text-align: center;
    margin-bottom: 2rem;
}

.cl-login-logo i {
    font-size: 3rem;
    color: var(--cl-accent);
}

.cl-login-logo h2 {
    margin: 0.75rem 0 0;
    font-weight: 700;
}

.cl-login-logo p {
    color: var(--cl-text-muted);
    font-size: 0.9rem;
    margin: 0.25rem 0 0;
}

.form-control,
.form-select {
    background: var(--cl-bg-secondary) !important;
    border-color: var(--cl-border) !important;
    color: var(--cl-text) !important;
}

.form-control:focus,
.form-select:focus {
    border-color: var(--cl-accent) !important;
    box-shadow: 0 0 0 0.2rem rgba(59, 130, 246, 0.25) !important;
}

.form-label { color: var(--cl-text-muted); font-size: 0.875rem; }

.form-check-label { color: var(--cl-text-muted); }

.btn-primary {
    background: var(--cl-accent);
    border-color: var(--cl-accent);
}

.btn-primary:hover {
    background: #2563eb;
    border-color: #2563eb;
}

.btn-success { background: var(--cl-success); border-color: var(--cl-success); }

.cl-modal-content {
    background: var(--cl-bg-card);
    border: 1px solid var(--cl-border);
    color: var(--cl-text);
}

.cl-modal-content .modal-header,
.cl-modal-content .modal-footer {
    border-color: var(--cl-border);
}

[data-theme="dark"] .cl-modal-content .btn-close {
    filter: invert(1) grayscale(100%) brightness(200%);
}

.table,
table.dataTable {
    --bs-table-color: var(--cl-text);
    --bs-table-striped-color: var(--cl-text);
    --bs-table-active-color: var(--cl-text);
    --bs-table-hover-color: var(--cl-text);
    --bs-table-bg: var(--cl-bg-card);
    --bs-table-striped-bg: var(--cl-bg-card-hover);
    --bs-table-hover-bg: var(--cl-bg-card-hover);
    --bs-table-active-bg: var(--cl-bg-card-hover);
    --bs-table-border-color: var(--cl-border);
    color: var(--cl-text) !important;
}

table.dataTable {
    border-collapse: collapse !important;
}

table.dataTable thead th,
table.dataTable thead td,
table.dataTable tbody td,
table.dataTable tbody th,
table.dataTable tfoot th,
table.dataTable tfoot td {
    background-color: var(--cl-bg-card) !important;
    color: var(--cl-text) !important;
    border-color: var(--cl-border) !important;
}

table.dataTable.table-striped > tbody > tr.odd > *,
table.dataTable.table-striped > tbody > tr:nth-of-type(odd) > * {
    --bs-table-bg-type: var(--cl-bg-card);
    --bs-table-color-type: var(--cl-text);
    background-color: var(--cl-bg-card) !important;
    color: var(--cl-text) !important;
}

table.dataTable.table-striped > tbody > tr.even > *,
table.dataTable.table-striped > tbody > tr:nth-of-type(even) > * {
    background-color: var(--cl-bg-card-hover) !important;
    color: var(--cl-text) !important;
}

table.dataTable tbody tr:hover > * {
    background-color: var(--cl-bg-card-hover) !important;
    color: var(--cl-text) !important;
}

.dataTables_wrapper .dataTables_info,
.dataTables_wrapper .dataTables_length label,
.dataTables_wrapper .dataTables_filter label,
.dataTables_wrapper .dataTables_paginate {
    color: var(--cl-text-muted) !important;
}

.dataTables_wrapper .dataTables_filter input,
.dataTables_wrapper .dataTables_length select {
    background: var(--cl-bg-secondary) !important;
    border: 1px solid var(--cl-border) !important;
    color: var(--cl-text) !important;
    border-radius: 6px;
    padding: 0.25rem 0.5rem;
}

.dataTables_wrapper .dataTables_processing {
    background: var(--cl-bg-card) !important;
    color: var(--cl-text) !important;
    border: 1px solid var(--cl-border) !important;
}

.page-link {
    background: var(--cl-bg-secondary) !important;
    border-color: var(--cl-border) !important;
    color: var(--cl-text) !important;
}

.page-item.active .page-link {
    background: var(--cl-accent) !important;
    border-color: var(--cl-accent) !important;
    color: #fff !important;
}

.page-item.disabled .page-link {
    color: var(--cl-text-muted) !important;
}

.select2-container--default .select2-selection--single,
.select2-container--default .select2-selection--multiple {
    background: var(--cl-bg-secondary) !important;
    border: 1px solid var(--cl-border) !important;
    min-height: 38px !important;
}

.select2-container--default .select2-selection--single .select2-selection__rendered,
.select2-container--default .select2-selection--multiple .select2-selection__rendered {
    color: var(--cl-text) !important;
    line-height: 36px !important;
}

.select2-container--default .select2-selection--single .select2-selection__placeholder {
    color: var(--cl-text-muted) !important;
}

.select2-container--default .select2-selection--single .select2-selection__arrow {
    height: 36px !important;
}

.select2-container--default .select2-selection--single .select2-selection__arrow b {
    border-color: var(--cl-text-muted) transparent transparent transparent !important;
}

.select2-container--default.select2-container--open .select2-selection--single .select2-selection__arrow b {
    border-color: transparent transparent var(--cl-text-muted) transparent !important;
}

.select2-dropdown {
    background: var(--cl-bg-card) !important;
    border: 1px solid var(--cl-border) !important;
    color: var(--cl-text) !important;
}

.select2-search--dropdown .select2-search__field {
    background: var(--cl-bg-secondary) !important;
    border: 1px solid var(--cl-border) !important;
    color: var(--cl-text) !important;
}

.select2-results__option {
    color: var(--cl-text) !important;
}

.select2-container--default .select2-results__option[aria-selected=true] {
    background: var(--cl-bg-card-hover) !important;
}

.select2-container--default .select2-results__option--highlighted[aria-selected] {
    background: var(--cl-accent) !important;
    color: #fff !important;
}

.cl-alert-container {
    position: fixed;
    top: 1rem;
    right: 1rem;
    z-index: 9999;
    min-width: 300px;
}

.text-income { color: var(--cl-success) !important; }
.text-expense { color: var(--cl-danger) !important; }

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

[data-theme="light"] .btn-outline-danger:hover {
    background: var(--cl-danger);
    color: #fff;
}

/* ── Mobile header & sidebar toggle ── */

.cl-mobile-header {
    display: none;
}

.cl-sidebar-overlay {
    display: none;
}

.cl-sidebar-close {
    display: none;
}

.cl-sidebar-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    padding: 0;
    border: 1px solid var(--cl-border);
    border-radius: 8px;
    background: var(--cl-bg-card);
    color: var(--cl-text);
    cursor: pointer;
    flex-shrink: 0;
}

.cl-sidebar-toggle:hover {
    background: var(--cl-bg-card-hover);
}

/* ── Responsive ── */

@media (max-width: 991.98px) {
    .cl-mobile-header {
        display: flex;
        align-items: center;
        gap: 0.75rem;
        position: sticky;
        top: 0;
        z-index: 900;
        padding: 0.75rem 1rem;
        background: var(--cl-bg-card);
        border-bottom: 1px solid var(--cl-border);
    }

    .cl-mobile-brand {
        font-weight: 700;
        font-size: 1rem;
        color: var(--cl-accent);
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    .cl-sidebar-overlay {
        display: block;
        position: fixed;
        inset: 0;
        background: rgba(0, 0, 0, 0.5);
        z-index: 1040;
        opacity: 0;
        visibility: hidden;
        transition: opacity 0.25s, visibility 0.25s;
    }

    body.cl-sidebar-open .cl-sidebar-overlay {
        opacity: 1;
        visibility: visible;
    }

    .cl-sidebar {
        transform: translateX(-100%);
        transition: transform 0.25s ease;
        z-index: 1050;
        box-shadow: 4px 0 24px var(--cl-shadow);
    }

    body.cl-sidebar-open .cl-sidebar {
        transform: translateX(0);
    }

    body.cl-sidebar-open {
        overflow: hidden;
    }

    .cl-sidebar-close {
        display: flex;
        align-items: center;
        justify-content: center;
        margin-left: auto;
        width: 2rem;
        height: 2rem;
        padding: 0;
        border: none;
        border-radius: 6px;
        background: transparent;
        color: var(--cl-text-muted);
        cursor: pointer;
    }

    .cl-sidebar-close:hover {
        background: rgba(59, 130, 246, 0.08);
        color: var(--cl-text);
    }

    .cl-main {
        margin-left: 0;
        padding: 1rem;
    }

    .cl-page-header h1 {
        font-size: 1.35rem;
    }

    .cl-page-header.d-flex {
        flex-direction: column;
        align-items: stretch !important;
    }

    .cl-page-header.d-flex > .d-flex,
    .cl-page-header.d-flex > .btn-group,
    .cl-page-header.d-flex > .btn,
    .cl-page-header.d-flex > .form-select {
        width: 100%;
    }

    .cl-page-header.d-flex > .d-flex {
        flex-direction: column;
    }

    .cl-page-header .btn-group {
        display: flex;
    }

    .cl-page-header .btn-group .btn,
    .cl-page-header .btn {
        flex: 1;
    }

    .cl-stat-value {
        font-size: 1.4rem;
    }

    .cl-card {
        padding: 1rem;
    }

    .cl-login-card {
        margin: 1rem;
        padding: 1.75rem 1.25rem;
    }

    .cl-alert-container {
        left: 1rem;
        right: 1rem;
        min-width: 0;
    }

    .dataTables_wrapper .dataTables_length,
    .dataTables_wrapper .dataTables_filter {
        text-align: left !important;
        margin-bottom: 0.5rem;
    }

    .dataTables_wrapper .dataTables_filter input {
        width: 100% !important;
        margin-left: 0 !important;
        margin-top: 0.25rem;
    }

    .dataTables_wrapper .dataTables_info,
    .dataTables_wrapper .dataTables_paginate {
        text-align: center !important;
        margin-top: 0.5rem;
    }

    .modal-dialog {
        margin: 0.5rem;
    }
}

@media (max-width: 575.98px) {
    .cl-main {
        padding: 0.75rem;
    }

    .cl-page-header h1 {
        font-size: 1.2rem;
    }

    .cl-stat-value {
        font-size: 1.25rem;
    }
}

/* ── DataTables: tarjetas en móvil ── */

@media (max-width: 767.98px) {
    .cl-card .table-responsive,
    .dataTables_wrapper {
        overflow-x: hidden;
    }

    table.dataTable.cl-dt-mobile-cards {
        display: block !important;
        width: 100% !important;
        max-width: 100%;
        border-collapse: separate !important;
    }

    table.dataTable.cl-dt-mobile-cards thead {
        display: none !important;
    }

    table.dataTable.cl-dt-mobile-cards tbody {
        display: block;
    }

    table.dataTable.cl-dt-mobile-cards tbody tr {
        display: block;
        background: var(--cl-bg-card);
        border: 1px solid var(--cl-border);
        border-radius: 10px;
        margin-bottom: 0.75rem;
        padding: 0.65rem 0.85rem;
        box-shadow: 0 1px 3px var(--cl-shadow);
    }

    table.dataTable.cl-dt-mobile-cards tbody tr.child,
    table.dataTable.cl-dt-mobile-cards tbody tr.dtrg-group {
        display: none !important;
    }

    table.dataTable.cl-dt-mobile-cards tbody td {
        display: flex !important;
        justify-content: space-between;
        align-items: baseline;
        gap: 0.75rem;
        width: 100% !important;
        padding: 0.4rem 0 !important;
        border: none !important;
        background: transparent !important;
        text-align: right !important;
        white-space: normal !important;
        word-break: break-word;
    }

    table.dataTable.cl-dt-mobile-cards tbody td::before {
        content: attr(data-label);
        font-size: 0.72rem;
        font-weight: 600;
        color: var(--cl-text-muted);
        text-transform: uppercase;
        letter-spacing: 0.04em;
        text-align: left;
        flex: 0 0 auto;
        max-width: 45%;
    }

    table.dataTable.cl-dt-mobile-cards tbody td:first-child {
        font-weight: 700;
        font-size: 0.95rem;
        padding-bottom: 0.5rem !important;
        margin-bottom: 0.25rem;
        border-bottom: 1px solid var(--cl-border) !important;
    }

    table.dataTable.cl-dt-mobile-cards tbody td:first-child::before {
        font-size: 0.72rem;
    }

    table.dataTable.cl-dt-mobile-cards tbody td.dtr-control {
        display: none !important;
    }

    .dataTables_wrapper .dataTables_scrollBody,
    .dataTables_wrapper .dataTables_scroll {
        overflow-x: hidden !important;
    }

    .dataTables_wrapper .dataTables_filter input {
        max-width: 100%;
        box-sizing: border-box;
    }
}

/* Global loader overlay */
.cl-global-loader {
    position: fixed;
    inset: 0;
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(13, 15, 18, 0.45);
    backdrop-filter: blur(2px);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s ease, visibility 0.2s ease;
}

.cl-global-loader.is-visible {
    opacity: 1;
    visibility: visible;
}

.cl-global-loader-panel {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.85rem;
    min-width: 220px;
    max-width: 90vw;
    padding: 1.35rem 1.5rem;
    border-radius: 0.85rem;
    background: var(--cl-bg-card);
    border: 1px solid var(--cl-border);
    box-shadow: 0 12px 40px var(--cl-shadow);
    color: var(--cl-text);
}

.cl-global-loader-spinner {
    width: 2.5rem;
    height: 2.5rem;
    color: var(--cl-accent) !important;
    border-width: 0.2rem;
}

.cl-global-loader-message {
    font-size: 0.95rem;
    color: var(--cl-text-muted);
    text-align: center;
}

/* DataTables processing indicator */
.cl-dt-processing {
    display: inline-flex;
    align-items: center;
    padding: 0.35rem 0.75rem;
    border-radius: 999px;
    background: var(--cl-bg-card);
    border: 1px solid var(--cl-border);
    color: var(--cl-text-muted);
    font-size: 0.875rem;
}

.dataTables_wrapper .dataTables_processing {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    margin: 0;
    padding: 0;
    background: transparent;
    border: 0;
    box-shadow: none;
    z-index: 10;
}