* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --success: #16a34a;
    --danger: #dc2626;
    --warning: #f59e0b;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-500: #6b7280;
    --gray-700: #374151;
    --gray-900: #111827;
    --shadow: 0 1px 3px rgba(0,0,0,0.1), 0 1px 2px rgba(0,0,0,0.06);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.1), 0 2px 4px rgba(0,0,0,0.06);
    --radius: 8px;
}

body {
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    background: var(--gray-100);
    color: var(--gray-900);
    line-height: 1.6;
}

header {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    padding: 20px;
    box-shadow: var(--shadow-md);
}

.header-content {
    display: flex;
    align-items: center;
    gap: 16px;
}

.header-logo {
    height: 50px;
    width: auto;
    background: white;
    border-radius: 6px;
    padding: 4px;
    box-shadow: var(--shadow);
}

.header-text h1 {
    font-size: 1.5rem;
    font-weight: 700;
}

.header-text p {
    opacity: 0.9;
    font-size: 0.9rem;
}

/* Tabs */
.tabs {
    display: flex;
    background: white;
    border-bottom: 2px solid var(--gray-200);
    padding: 0 20px;
}

.tab-btn {
    padding: 12px 24px;
    border: none;
    background: none;
    cursor: pointer;
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--gray-500);
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    transition: all 0.2s;
}

.tab-btn:hover {
    color: var(--primary);
}

.tab-btn.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
}

/* Container */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

/* Cards */
.form-card, .table-card, .filters-card, .chart-card {
    background: white;
    border-radius: var(--radius);
    padding: 24px;
    margin-bottom: 20px;
    box-shadow: var(--shadow);
}

.form-card h2, .table-card h2, .filters-card h2 {
    font-size: 1.2rem;
    margin-bottom: 20px;
    color: var(--gray-700);
}

/* Form */
.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 16px;
    margin-bottom: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 6px;
}

.form-group input, .form-group select {
    padding: 10px 12px;
    border: 1px solid var(--gray-300);
    border-radius: 6px;
    font-size: 0.9rem;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.form-group input:focus, .form-group select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-group textarea {
    padding: 10px 12px;
    border: 1px solid var(--gray-300);
    border-radius: 6px;
    font-size: 0.9rem;
    font-family: inherit;
    resize: vertical;
    min-height: 60px;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-group-full {
    grid-column: 1 / -1;
}

/* Editable Select */
.editable-select {
    display: flex;
    gap: 4px;
}

.editable-select select {
    flex: 1;
}

.btn-add-option {
    width: 38px;
    height: 38px;
    border: 1px solid var(--primary);
    background: var(--primary);
    color: white;
    border-radius: 6px;
    cursor: pointer;
    font-size: 1.2rem;
    font-weight: bold;
    transition: background 0.2s;
}

.btn-add-option:hover {
    background: var(--primary-dark);
}

/* Buttons */
.btn {
    padding: 10px 20px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.2s;
}

.btn-primary {
    background: var(--primary);
    color: white;
}

.btn-primary:hover {
    background: var(--primary-dark);
}

.btn-secondary {
    background: var(--gray-200);
    color: var(--gray-700);
}

.btn-secondary:hover {
    background: var(--gray-300);
}

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

.btn-success:hover {
    background: #15803d;
}

.btn-danger {
    background: var(--danger);
    color: white;
}

.btn-danger:hover {
    background: #b91c1c;
}

.btn-sm {
    padding: 6px 12px;
    font-size: 0.8rem;
}

.form-actions {
    display: flex;
    gap: 10px;
}

/* Summary Cards */
.summary-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 20px;
}

.summary-card {
    background: white;
    border-radius: var(--radius);
    padding: 20px;
    box-shadow: var(--shadow);
    text-align: center;
}

.summary-card h3 {
    font-size: 0.85rem;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 8px;
}

.summary-card p {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
}

/* Table */
.table-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 16px;
}

.table-actions {
    display: flex;
    gap: 8px;
    align-items: center;
}

.search-input {
    padding: 8px 12px;
    border: 1px solid var(--gray-300);
    border-radius: 6px;
    font-size: 0.85rem;
}

.table-container {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
}

th, td {
    padding: 12px 16px;
    text-align: left;
    border-bottom: 1px solid var(--gray-200);
    font-size: 0.9rem;
}

th {
    background: var(--gray-50);
    font-weight: 600;
    color: var(--gray-700);
    white-space: nowrap;
}

th.sortable {
    cursor: pointer;
    user-select: none;
}

th.sortable:hover {
    background: var(--gray-100);
    color: var(--primary);
}

th.sortable i {
    margin-left: 4px;
    font-size: 0.75rem;
    opacity: 0.5;
}

th.sortable:active i {
    opacity: 1;
}

tr:hover {
    background: var(--gray-50);
}

.cell-truncate {
    max-width: 200px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.table-footer {
    padding: 12px 0;
    color: var(--gray-500);
    font-style: italic;
}

.table-footer p {
    text-align: center;
}

td.editable-cell {
    cursor: pointer;
    position: relative;
}

td.editable-cell:hover {
    background: #eff6ff;
}

td.editing {
    padding: 0;
}

td.editing input {
    width: 100%;
    padding: 10px 12px;
    border: 2px solid var(--primary);
    border-radius: 4px;
    font-size: 0.9rem;
}

.action-buttons {
    display: flex;
    gap: 4px;
}

/* Filters */
.filters-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    align-items: end;
}

.filter-group {
    display: flex;
    flex-direction: column;
}

.filter-group label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 6px;
}

.filter-group input, .filter-group select {
    padding: 8px 12px;
    border: 1px solid var(--gray-300);
    border-radius: 6px;
    font-size: 0.9rem;
}

.filter-actions {
    flex-direction: row;
    gap: 8px;
    align-items: end;
}

/* Inline Filters (Registros) */
.inline-filters {
    background: var(--gray-50);
    border-top: 1px solid var(--gray-200);
    border-bottom: 1px solid var(--gray-200);
    padding: 16px 24px;
}

.inline-filters-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
    gap: 12px;
    align-items: end;
}

.inline-filters .filter-group {
    margin-bottom: 0;
}

.inline-filters .filter-group label {
    font-size: 0.78rem;
    margin-bottom: 4px;
}

.inline-filters .filter-group input,
.inline-filters .filter-group select {
    padding: 7px 10px;
    font-size: 0.85rem;
}

.inline-filters .multi-select-trigger {
    padding: 7px 10px;
    font-size: 0.85rem;
    min-height: 36px;
}

.inline-filter-actions {
    flex-direction: row !important;
    gap: 6px;
    align-items: end !important;
}

.filter-status {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 12px;
    padding: 8px 12px;
    background: #eff6ff;
    border: 1px solid #bfdbfe;
    border-radius: 6px;
    font-size: 0.85rem;
    color: #1e40af;
}

.filter-status span {
    display: flex;
    align-items: center;
    gap: 6px;
}

/* Dashboard KPIs */
.dashboard-kpis {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 20px;
}

.kpi-card {
    background: white;
    border-radius: var(--radius);
    padding: 20px;
    box-shadow: var(--shadow);
    text-align: center;
    border-left: 4px solid var(--primary);
}

.kpi-card h3 {
    font-size: 0.85rem;
    color: var(--gray-500);
    margin-bottom: 8px;
}

.kpi-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
}

/* Charts */
.charts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 20px;
    margin-bottom: 20px;
}

.chart-card {
    min-height: 300px;
}

.chart-card h3 {
    font-size: 1rem;
    color: var(--gray-700);
    margin-bottom: 16px;
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal-content {
    background: white;
    border-radius: var(--radius);
    padding: 24px;
    width: 90%;
    max-width: 400px;
    box-shadow: var(--shadow-md);
}

.modal-content h3 {
    margin-bottom: 16px;
    color: var(--gray-700);
}

.modal-content input {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--gray-300);
    border-radius: 6px;
    font-size: 0.9rem;
    margin-bottom: 16px;
}

.modal-actions {
    display: flex;
    gap: 8px;
    justify-content: flex-end;
}

.modal-import {
    max-width: 800px;
}

.import-hint {
    color: var(--gray-500);
    font-size: 0.85rem;
    margin-bottom: 12px;
}

.import-mapping {
    margin-top: 16px;
    padding: 16px;
    background: var(--gray-50);
    border-radius: 6px;
}

.import-mapping h4 {
    margin-bottom: 12px;
    color: var(--gray-700);
}

.mapping-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 12px;
}

.mapping-item {
    display: flex;
    flex-direction: column;
}

.mapping-item label {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 4px;
}

.mapping-item select {
    padding: 8px 10px;
    border: 1px solid var(--gray-300);
    border-radius: 6px;
    font-size: 0.85rem;
}

#importPreviewTable {
    font-size: 0.8rem;
}

#importPreviewTable th, #importPreviewTable td {
    padding: 8px 10px;
}

.btn-warning {
    background: var(--warning);
    color: white;
}

.btn-warning:hover {
    background: #d97706;
}

.btn-dark {
    background: var(--gray-700);
    color: white;
}

.btn-dark:hover {
    background: var(--gray-900);
}

/* Dropdown Backup Menu */
.dropdown-backup {
    position: relative;
    display: inline-block;
}

.dropdown-backup-menu {
    position: absolute;
    top: 100%;
    right: 0;
    background: white;
    border: 1px solid var(--gray-200);
    border-radius: 6px;
    box-shadow: var(--shadow-md);
    min-width: 220px;
    z-index: 100;
    margin-top: 4px;
}

.dropdown-backup-menu a {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 14px;
    color: var(--gray-700);
    text-decoration: none;
    font-size: 0.85rem;
    transition: background 0.15s;
}

.dropdown-backup-menu a:hover {
    background: var(--gray-50);
    color: var(--primary);
}

.dropdown-backup-menu a i {
    width: 16px;
    text-align: center;
}

/* File Upload */
.file-upload-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    background: var(--gray-100);
    border: 2px dashed var(--gray-300);
    border-radius: 8px;
    cursor: pointer;
    color: var(--gray-700);
    font-weight: 500;
    transition: all 0.2s;
    margin-bottom: 16px;
}

.file-upload-label:hover {
    background: var(--gray-200);
    border-color: var(--primary);
    color: var(--primary);
}

#importFileInput {
    display: none;
}

/* Search Wrapper */
.search-wrapper {
    position: relative;
    display: inline-flex;
    align-items: center;
}

.search-icon {
    position: absolute;
    left: 12px;
    color: var(--gray-500);
    font-size: 0.85rem;
}

.search-wrapper .search-input {
    padding-left: 36px;
}

/* Summary Card Icons */
.summary-card h3 i,
.kpi-card h3 i {
    margin-right: 6px;
    font-size: 0.9em;
}

/* Table Action Icons */
.table-actions .btn i {
    margin-right: 4px;
}

/* Filter Icons */
.filter-group label i {
    margin-right: 4px;
    font-size: 0.85em;
    color: var(--primary);
}

/* Tab Icons */
.tab-btn i {
    margin-right: 6px;
}

/* Multi-Select Component */
.multi-select {
    position: relative;
    width: 100%;
}

.multi-select-trigger {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 7px 10px;
    border: 1px solid var(--gray-300);
    border-radius: 6px;
    background: white;
    cursor: pointer;
    font-size: 0.85rem;
    min-height: 36px;
    transition: border-color 0.2s;
}

.multi-select-trigger:hover {
    border-color: var(--primary);
}

.multi-select-trigger.active {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.multi-select-trigger .placeholder {
    color: var(--gray-500);
}

.multi-select-trigger .selected-count {
    background: var(--primary);
    color: white;
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 0.75rem;
    font-weight: 600;
}

.multi-select-trigger .arrow {
    font-size: 0.7rem;
    color: var(--gray-500);
    transition: transform 0.2s;
}

.multi-select-trigger.active .arrow {
    transform: rotate(180deg);
}

.multi-select-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: white;
    border: 1px solid var(--gray-200);
    border-radius: 6px;
    box-shadow: var(--shadow-md);
    z-index: 100;
    max-height: 200px;
    overflow: hidden;
    display: none;
    margin-top: 4px;
}

.multi-select-dropdown.open {
    display: block;
}

.multi-select-search {
    padding: 8px;
    border-bottom: 1px solid var(--gray-200);
}

.multi-select-search input {
    width: 100%;
    padding: 6px 8px;
    border: 1px solid var(--gray-300);
    border-radius: 4px;
    font-size: 0.8rem;
}

.multi-select-options {
    max-height: 150px;
    overflow-y: auto;
    padding: 4px 0;
}

.multi-select-option {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 7px 10px;
    cursor: pointer;
    font-size: 0.85rem;
    transition: background 0.15s;
}

.multi-select-option:hover {
    background: var(--gray-50);
}

.multi-select-option input[type="checkbox"] {
    width: 15px;
    height: 15px;
    accent-color: var(--primary);
    cursor: pointer;
}

.multi-select-option label {
    cursor: pointer;
    flex: 1;
    margin: 0;
}

.multi-select-actions {
    display: flex;
    gap: 4px;
    padding: 6px 8px;
    border-top: 1px solid var(--gray-200);
    background: var(--gray-50);
}

.multi-select-actions button {
    flex: 1;
    padding: 4px;
    font-size: 0.75rem;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

.ms-btn-selectall {
    background: var(--primary);
    color: white;
}

.ms-btn-clear {
    background: var(--gray-200);
    color: var(--gray-700);
}

/* Responsive */
@media (max-width: 768px) {
    .form-grid {
        grid-template-columns: 1fr;
    }
    
    .table-header {
        flex-direction: column;
        align-items: stretch;
    }
    
    .table-actions {
        flex-wrap: wrap;
    }
    
    .charts-grid {
        grid-template-columns: 1fr;
    }
    
    .filters-grid {
        grid-template-columns: 1fr;
    }
}

/* Print Styles */
@media print {
    body {
        background: white;
        font-size: 10pt;
    }

    header, nav, .tabs, .form-card, .summary-cards,
    .inline-filters, .table-card, .filters-card,
    .filter-actions, .no-data-msg, .table-footer,
    .btn, .modal, .search-wrapper {
        display: none !important;
    }

    .container {
        max-width: 100%;
        padding: 0;
        margin: 0;
    }

    .tab-content {
        display: block !important;
    }

    #dashboard {
        display: block !important;
    }

    .dashboard-kpis {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 10px;
        margin-bottom: 20px;
        page-break-inside: avoid;
    }

    .kpi-card {
        border: 1px solid #ccc;
        padding: 10px;
        text-align: center;
        box-shadow: none;
    }

    .kpi-card h3 {
        font-size: 9pt;
        color: #333;
    }

    .kpi-value {
        font-size: 14pt;
        color: #000;
    }

    .charts-grid {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
        margin-bottom: 20px;
    }

    .chart-card {
        border: 1px solid #ccc;
        padding: 10px;
        page-break-inside: avoid;
        box-shadow: none;
    }

    .chart-card h3 {
        font-size: 10pt;
        color: #333;
        margin-bottom: 8px;
    }

    .table-card {
        box-shadow: none;
        border: 1px solid #ccc;
        page-break-inside: avoid;
    }

    .table-card h2 {
        font-size: 12pt;
        color: #000;
        border-bottom: 2px solid #000;
        padding-bottom: 6px;
    }

    table {
        width: 100%;
        border-collapse: collapse;
        font-size: 8pt;
    }

    th, td {
        padding: 6px 8px;
        border: 1px solid #ccc;
    }

    th {
        background: #f0f0f0 !important;
        color: #000;
        -webkit-print-color-adjust: exact;
        print-color-adjust: exact;
    }

    .chart-card canvas {
        max-height: 200px;
    }

    @page {
        margin: 15mm;
        size: landscape;
    }

    .print-header {
        display: block !important;
        text-align: center;
        margin-bottom: 20px;
        padding-bottom: 10px;
        border-bottom: 2px solid #000;
    }

    .print-header h1 {
        font-size: 16pt;
        margin-bottom: 4px;
    }

    .print-header p {
        font-size: 10pt;
        color: #666;
    }
}

.print-header {
    display: none;
}