:root {
            --primary: #cc0000;
            --primary-hover: #a30000;
            --dark: #222222;
            --light: #ffffff;
            --gray-100: #f8f9fa;
            --gray-200: #e9ecef;
            --gray-300: #dee2e6;
            --gray-800: #343a40;
            --border: #ccc;
            --radius: 6px;
            --font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
            --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
            --font-size-base: 14px;
        }

        html {
            font-size: var(--font-size-base);
        }

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

        body {
            font-family: var(--font-family);
            background-color: var(--gray-200);
            color: var(--dark);
            line-height: 1.5;
            -webkit-print-color-adjust: exact;
            print-color-adjust: exact;
        }

        .top-bar {
            background-color: var(--dark);
            color: var(--light);
            padding: 1rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow);
        }

        .top-bar h1 {
            font-size: 1.2rem;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .top-bar h1 span {
            color: var(--primary);
            font-weight: 800;
        }

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

        button {
            background-color: var(--gray-200);
            border: 1px solid var(--border);
            padding: 0.5rem 1rem;
            border-radius: var(--radius);
            cursor: pointer;
            font-weight: 600;
            transition: all 0.2s;
            display: inline-flex;
            align-items: center;
            gap: 5px;
            font-family: var(--font-family);
            font-size: 0.9rem;
        }

        button:hover {
            background-color: var(--gray-300);
        }

        button.btn-primary {
            background-color: var(--primary);
            color: var(--light);
            border-color: var(--primary);
        }

        button.btn-primary:hover {
            background-color: var(--primary-hover);
            border-color: var(--primary-hover);
        }

        button.btn-danger {
            background-color: #dc3545;
            color: white;
            border-color: #dc3545;
        }

        button.btn-danger:hover {
            background-color: #c82333;
        }

        button.btn-small {
            padding: 0.25rem 0.5rem;
            font-size: 0.8rem;
        }
        button.btn-small.btn-icon-only {
            padding: 0.25rem 0.35rem;
            min-width: 1.8em;
        }

        /* Main Container */
        .document-container {
            background-color: var(--light);
            max-width: 210mm;
            min-height: 297mm;
            margin: 2rem auto;
            padding: 20mm;
            box-shadow: var(--shadow);
            position: relative;
            overflow-x: auto;
        }

        /* Preview Mode */
        body.preview-mode .document-container {
            border: 1px solid var(--dark);
            box-shadow: none;
        }

        body.preview-mode .no-preview {
            display: none !important;
        }

        body.preview-mode .col-price.price-hidden-in-doc .price-cell-wrap input,
        body.preview-mode .col-price.price-hidden-in-doc .price-unit-suffix {
            visibility: hidden;
        }

        body.preview-mode input,
        body.preview-mode textarea,
        body.preview-mode select {
            border: none;
            background: transparent;
            pointer-events: none;
            appearance: none;
            -webkit-appearance: none;
            resize: none;
            padding: 0;
            margin: 0;
            color: inherit;
        }

        input,
        select,
        textarea {
            font-family: var(--font-family);
            padding: 0.4rem;
            border: 1px solid var(--border);
            border-radius: 4px;
            font-size: 0.95rem;
            width: 100%;
        }

        textarea {
            resize: vertical;
            min-height: 1.5rem;
            overflow: hidden;
        }

        input:focus,
        textarea:focus,
        select:focus {
            outline: center solid var(--primary);
            border-color: var(--primary);
        }

        td input[type="number"] {
            text-align: right;
            direction: ltr;   /* forzar escritura izquierda → derecha */
        }

        /* Inputs de precio en modales: misma dirección LTR */
        .col-price input[type="number"],
        #new-ref-price, #split-manual-price,
        input[id^="new-cat-price-"], input[id^="edit-cat-price-"],
        input[id^="edit-ref-price-"] {
            direction: ltr;
        }

        /* Document Header */
        .doc-header {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
            margin-bottom: 2rem;
            padding-bottom: 1rem;
            border-bottom: 3px solid var(--primary);
        }

        .company-info {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .logo-container {
            width: 200px;
            height: 80px;
            align-self: center;
            border: 2px dashed var(--border);
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
            cursor: pointer;
            overflow: hidden;
            border-radius: var(--radius);
        }

        body.preview-mode .logo-container {
            border: none;
        }

        body.preview-mode .company-info-editable {
            border: none;
            background: transparent;
            pointer-events: none;
        }

        /* Ocultar icono de calendario en vista previa del documento */
        body.preview-mode input[type="date"]::-webkit-calendar-picker-indicator {
            display: none;
            -webkit-appearance: none;
            appearance: none;
        }

        /* Sin líneas horizontales entre items en vista previa */
        body.preview-mode .partida-section table tr.row-item td {
            border-bottom: none;
        }
        body.preview-mode .partida-section table tr.row-item + tr.row-item td {
            border-top: none;
        }
        body.preview-mode .partida-section table tr.partida-total-row td {
            border-top: 1px solid var(--dark);
        }
        body.preview-mode .partida-section table tbody tr:last-child td {
            border-bottom: 1px solid var(--dark);
        }

        .logo-container img {
            max-width: 100%;
            max-height: 100%;
            object-fit: contain;
        }

        .logo-placeholder {
            color: var(--gray-800);
            font-size: 0.9rem;
            text-align: center;
        }

        .company-info-editable {
            flex: 1;
            min-height: 80px;
            padding: 0.5rem;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            background: #fff;
            outline: none;
        }
        .company-info-editable:empty::before {
            content: attr(data-placeholder);
            color: var(--gray-800);
        }
        .company-info-editable h2 {
            color: var(--primary);
            margin-bottom: 5px;
        }
        .company-info-editable > *:first-child {
            margin-top: 0;
        }
        .company-info-editable > *:last-child {
            margin-bottom: 0;
        }

        .client-info {
            background-color: var(--gray-100);
            padding: 1rem;
            border-radius: var(--radius);
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 4px 10px;
            border: 1px solid var(--border);
        }

        .client-info .form-group label {
            margin-bottom: 0;
        }

        .client-info .form-group input {
            padding: 0.15rem 0.4rem;
            font-weight: 700;
        }

        .client-info .full-width {
            grid-column: span 2;
        }

        .internal-comments-block {
            grid-column: 1 / -1;
            width: 100%;
        }

        .internal-comments-block label {
            display: block;
            font-size: 0.8rem;
            color: var(--gray-800);
            margin-bottom: 4px;
            font-weight: 600;
        }

        .internal-comments-block textarea {
            width: 100%;
            min-height: 60px;
            resize: vertical;
        }

        .form-group label {
            display: block;
            font-size: 0.8rem;
            color: var(--gray-800);
            margin-bottom: 2px;
            font-weight: 600;
        }


        /* Ocultar campos vacíos en vista previa e impresión: no mostrar ni label ni valor */
        body.preview-mode .client-info .form-group.client-field-empty {
            display: none !important;
        }

        /* Zones Config */
        .zones-config {
            background-color: var(--gray-100);
            padding: 1rem;
            margin-bottom: 2rem;
            border-radius: var(--radius);
            border: 1px solid var(--border);
        }

        .zones-config h3 {
            margin-bottom: 10px;
            font-size: 1rem;
        }

        .zones-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        /* Structure: Zones > Partidas > Rows */
        .zone-section {
            margin-bottom: 2rem;
            border: 1px solid var(--dark);
            border-radius: var(--radius);
        }

        .zone-header {
            background-color: var(--dark);
            color: var(--light);
            padding: 0.75rem 1rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 0.5rem;
        }

        .zone-header-actions {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }

        .btn-icon {
            padding: 0.4rem;
            min-width: auto;
        }

        .btn-icon svg {
            display: block;
        }

        .zone-header h2 {
            margin: 0;
            font-size: 1.4rem;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .zone-header input.zone-name-input {
            background: transparent;
            color: white;
            border: none;
            border-bottom: 1px dashed white;
            font-size: 1.4rem;
            font-weight: bold;
            width: auto;
        }

        .zone-header input.zone-name-input:focus {
            outline: none;
            border-bottom: 1px solid white;
        }

        .partidas-container {
            padding: 1rem;
            background-color: white;
            overflow-x: auto;
        }

        .partida-section {
            margin-bottom: 1.5rem;
            border: 1px solid var(--primary);
            border-radius: var(--radius);
            page-break-inside: avoid;
        }

        .partida-header {
            background-color: var(--primary);
            color: white;
            padding: 0.5rem 1rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 0.5rem;
        }

        .partida-header h3 {
            margin: 0;
            font-size: 1rem;
        }

        table {
            width: 100%;
            min-width: 400px;
            border-collapse: collapse;
        }

        th,
        td {
            border: 1px solid var(--border);
            padding: 0.5rem;
            text-align: left;
            vertical-align: top;
        }

        th {
            background-color: var(--gray-100);
            font-weight: 600;
            font-size: 0.85rem;
        }

        .col-index {
            width: 40px;
            text-align: center;
            font-size: 0.88rem;
        }
        .col-index input {
            width: 36px;
            padding: 4px;
            text-align: center;
        }

        .col-qty {
            width: 50px;
            font-size: 0.88rem;
        }

        /* Cantidad: type="text" + dir="ltr" para que 1→2→3 escriba 123 (cursor a la derecha) */
        .col-qty input {
            text-align: left;
            direction: ltr;
        }

        .col-desc {
            width: auto;
            min-width: 0;
            overflow-wrap: break-word;
            hyphens: none;
            text-wrap: pretty;
            font-size: 0.88rem;
        }
        .col-desc textarea {
            max-width: 100%;
            box-sizing: border-box;
        }

        .col-price {
            width: 110px;
            min-width: 110px;
            text-align: right;
            font-size: 0.88rem;
        }

        .col-price .price-cell-wrap {
            display: flex;
            flex-direction: column;
            align-items: flex-end;
            gap: 2px;
        }

        .col-price .price-unit-row {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .col-price .btn-icon-eye {
            padding: 1px;
            min-width: auto;
            border: 1px solid var(--border);
            background: transparent;
            border-radius: 3px;
            cursor: pointer;
            color: var(--gray-700);
            line-height: 0;
        }

        .col-price .btn-icon-eye:hover {
            background: var(--gray-200);
            color: var(--primary);
        }

        .col-price .btn-icon-eye svg {
            display: block;
        }

        /* Precio Ud.: type="text" + dir="ltr" para que 1→2→3 escriba 123 (cursor a la derecha) */
        .col-price .price-cell-wrap input {
            text-align: left;
            direction: ltr;
        }

        .col-price .price-unit-suffix {
            font-size: 0.75em;
            color: var(--gray-800);
        }

        .col-total {
            width: 95px;
            text-align: right;
            font-weight: bold;
            font-size: 0.88rem;
        }

        .col-actions {
            width: 40px;
            text-align: center;
        }

        .row-item {
            background-color: var(--light);
        }

        /* Borde inferior de partida: mismo color que el resto de bordes */
        .partida-section table tbody tr:last-child td {
            border-bottom: 1px solid var(--dark);
        }


        .item-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 5px;
            margin-top: 2px;
        }

        .item-image {
            margin-top: 3px;
            max-width: 100%;
            display: flex;
            flex-direction: column;
            gap: 3px;
        }

        .item-note {
            color: #cc0000;
            font-weight: bold;
            margin-top: 2px;
            font-size: 0.85em;
            white-space: pre-wrap;
        }

        .item-options {
            margin-top: 3px;
            padding-left: 1rem;
        }

        .option-title {
            background-color: yellow;
            font-weight: bold;
            display: inline-block;
            padding: 0 4px;
            margin-bottom: 1px;
        }

        .option-list {
            margin: 0;
            padding-left: 1rem;
            list-style: none;
            font-style: italic;
            font-size: 0.88em;
        }
        .option-list li {
            padding-left: 0;
        }
        .option-list li::before {
            content: "- ";
        }

        .item-image img,
        .item-image svg {
            max-width: 30%;
            height: auto;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            object-fit: contain;
        }

        .partida-add-bottom {
            padding: 0.5rem 1rem;
            background-color: var(--gray-200);
            border-top: 1px solid var(--border);
        }

        .partida-footer {
            padding: 0.5rem 1rem;
            background-color: var(--gray-100);
            text-align: right;
            border-top: 1px solid var(--border);
        }

        .zone-footer {
            padding: 1rem;
            background-color: var(--gray-200);
            text-align: right;
            border-top: 1px solid var(--dark);
            font-size: 1.05rem;
            font-weight: bold;
            border-radius: 0 0 var(--radius) var(--radius);
        }

        .dropdown {
            position: relative;
            display: inline-block;
        }

        .dropdown-content {
            display: none;
            position: absolute;
            background-color: white;
            min-width: 160px;
            box-shadow: 0px 8px 16px 0px rgba(0, 0, 0, 0.2);
            z-index: 1;
            border-radius: 4px;
            border: 1px solid var(--border);
            right: 0;
        }

        .dropdown-content button {
            color: black;
            padding: 12px 16px;
            text-decoration: none;
            display: block;
            border: none;
            background: none;
            text-align: left;
            width: 100%;
            border-radius: 0;
        }

        .dropdown-content button:hover {
            background-color: var(--gray-100);
        }

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

        /* Summary Section */
        .doc-summary {
            display: flex;
            flex-direction: column;
            align-items: flex-end;
            margin-top: 2rem;
            page-break-inside: avoid;
        }

        .summary-options {
            display: flex;
            flex-direction: row;
            gap: 1.5rem;
            margin-top: 0.75rem;
            align-items: center;
        }

        .summary-checkbox-label {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            cursor: pointer;
            font-weight: 500;
            font-size: 0.9rem;
        }

        .summary-checkbox-label input[type="checkbox"] {
            width: auto;
            min-width: 1rem;
            height: 1rem;
            cursor: pointer;
            accent-color: var(--primary);
        }

        .summary-table {
            width: 300px;
            border: 1px solid var(--dark);
        }

        .summary-table td {
            padding: 0.8rem;
            border: 1px solid var(--border);
        }

        .summary-table .label {
            font-weight: 600;
            background-color: var(--gray-100);
        }

        .summary-table .value {
            text-align: right;
            font-size: 0.95rem;
        }

        .summary-table .total-row td {
            background-color: var(--primary);
            color: var(--light);
            font-size: 1.15rem;
            font-weight: bold;
            border-color: var(--primary);
            border-top: 2px solid var(--primary);
        }

        .summary-table select {
            width: auto;
            display: inline-block;
            margin-left: 5px;
            padding: 2px;
        }

        .summary-table .zone-summary-row .label {
            font-weight: 500;
            background-color: var(--gray-200);
        }

        .summary-table .summary-partida-spacer td {
            border-top: 0 !important;
            border-left: 1px solid var(--light) !important;
            border-right: 1px solid var(--light) !important;
            border-bottom: 1px solid var(--border) !important;
            background: transparent !important;
            padding: 0.5rem 0 !important;
        }

        .summary-table tbody + tbody tr:first-child td {
            border-top: 1px solid var(--dark);
        }

        .summary-table.summary-no-breakdown tbody:last-of-type tr:first-child td {
            border-top: 1px solid var(--border) !important;
        }

        .doc-conditions {
            margin-top: 3rem;
        }

        .doc-conditions .conditions-inner {
            display: table;
            width: 100%;
            page-break-inside: avoid;
            break-inside: avoid;
            -webkit-column-break-inside: avoid;
        }

        .doc-conditions h4 {
            margin-bottom: 0.5rem;
            border-bottom: 1px solid var(--border);
            padding-bottom: 0.5rem;
            page-break-after: avoid;
        }

        .doc-conditions textarea {
            page-break-before: avoid;
            display: block;
        }

        .format-toolbar-global {
            position: sticky;
            top: 56px;
            z-index: 999;
            width: 100%;
            background: var(--gray-100);
            border-bottom: 1px solid var(--border);
            padding: 8px 16px;
            display: flex;
            justify-content: center;
            align-items: center;
        }
        .format-toolbar-global .format-toolbar {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .format-toolbar-label {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--gray-800);
            margin-right: 4px;
        }
        .doc-conditions .conditions-editable {
            page-break-before: avoid;
            display: block;
            min-height: 80px;
            padding: 0.5rem;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            background: #fff;
            outline: none;
        }
        .doc-conditions .conditions-editable:empty::before {
            content: attr(data-placeholder);
            color: var(--gray-800);
        }

        .doc-signatures {
            margin-top: 2rem;
            margin-bottom: 1.5rem;
            page-break-inside: avoid;
        }
        .signatures-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
            align-items: flex-start;
        }
        .signature-block {
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
        }
        .signature-editable:empty::before {
            content: attr(data-placeholder);
            color: var(--gray-800);
        }
        .signature-editable {
            min-height: 60px;
            padding: 0.5rem;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            background: #fff;
            outline: none;
        }
        .signature-editable:hover {
            border-color: var(--gray-800);
        }
        .signature-editable:focus {
            border-color: var(--primary);
        }
        body.preview-mode .signature-editable {
            border: none;
            background: transparent;
            pointer-events: none;
        }

        .format-toolbar {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .format-btn {
            min-width: 28px;
            height: 28px;
            padding: 0 6px;
            border: 1px solid var(--border);
            border-radius: 4px;
            background: #fff;
            font-weight: normal;
            cursor: pointer;
            font-size: 0.9rem;
            display: inline-flex;
            align-items: center;
            justify-content: center;
        }
        .format-btn:hover {
            background: var(--gray-200);
        }
        .format-btn-bold { font-weight: bold; }
        .format-btn-italic { font-style: italic; }
        .format-btn-underline { text-decoration: underline; }
        .format-btn-icon {
            padding: 0 4px;
        }
        .format-btn-icon svg {
            display: block;
        }
        .format-select {
            height: 28px;
            padding: 0 6px;
            border: 1px solid var(--border);
            border-radius: 4px;
            background: #fff;
            font-size: 0.8rem;
            cursor: pointer;
        }
        .format-color-wrap {
            display: flex;
            align-items: center;
            gap: 2px;
            position: relative;
        }
        .format-color {
            width: 24px;
            height: 24px;
            padding: 0;
            border: 1px solid var(--border);
            border-radius: 4px;
            cursor: pointer;
        }
        .format-color-trigger {
            padding: 2px 6px 4px;
        }
        .format-color-btn-content {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 1px;
        }
        .format-color-letter {
            font-weight: bold;
            font-size: 0.85rem;
            line-height: 1;
        }
        .format-color-bar {
            width: 14px;
            height: 3px;
            border-radius: 1px;
        }
        .format-color-dropdown {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            margin-top: 4px;
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 8px;
            box-shadow: var(--shadow);
            z-index: 1001;
            min-width: 180px;
        }
        .format-color-wrap.open .format-color-dropdown {
            display: block;
        }
        .format-color-label {
            font-size: 0.7rem;
            color: var(--gray-800);
            display: block;
            margin-bottom: 4px;
        }
        .format-color-presets, .format-color-recent {
            margin-bottom: 8px;
        }
        .format-color-swatches {
            display: flex;
            flex-wrap: wrap;
            gap: 4px;
        }
        .format-color-swatch {
            width: 20px;
            height: 20px;
            border-radius: 4px;
            border: 1px solid var(--border);
            cursor: pointer;
            flex-shrink: 0;
        }
        .format-color-swatch:hover {
            transform: scale(1.1);
            box-shadow: 0 0 0 2px var(--primary);
        }
        .format-color-more {
            width: 100%;
            padding: 4px 8px;
            font-size: 0.75rem;
            background: var(--gray-100);
            border: 1px solid var(--border);
            border-radius: 4px;
            cursor: pointer;
            margin-top: 4px;
        }
        .format-color-more:hover {
            background: var(--gray-200);
        }
        .col-desc .desc-editable {
            min-height: 2.5em;
            padding: 4px 6px;
            border: 1px solid transparent;
            border-radius: 4px;
            outline: none;
        }
        .col-desc .desc-editable:hover {
            border-color: var(--border);
        }
        .col-desc .desc-editable:focus {
            border-color: var(--primary);
        }

        /* Footer */
        .doc-footer {
            margin-top: 1.5rem;
            text-align: center;
            padding-top: 0.2rem;
            page-break-inside: avoid;
        }

        .doc-footer .web-url {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--primary);
            margin-bottom: 0;
            text-transform: uppercase;
            letter-spacing: 1px;
            line-height: 1.1;
        }

        .doc-footer .reg-info {
            font-size: 0.8rem;
            color: var(--gray-800);
            line-height: 1.1;
            margin-top: 1px;
        }

        .footer-config {
            background-color: var(--gray-100);
            padding: 1rem;
            margin-top: 2rem;
            border-radius: var(--radius);
            border: 1px solid var(--border);
        }

        .conditions-config {
            background-color: var(--gray-100);
            padding: 1rem;
            margin-top: 2rem;
            border-radius: var(--radius);
            border: 1px solid var(--border);
        }

        @media print {
            .doc-footer {
                position: fixed;
                bottom: 0;
                left: 15mm;
                right: 15mm;
                margin: 0;
                padding: 0;
            }

            .doc-footer .web-url {
                font-size: 0.75rem;
                margin-bottom: 0;
                line-height: 1.05;
            }

            .doc-footer .reg-info {
                font-size: 0.65rem;
                line-height: 1.05;
                margin-top: 0;
            }

            .footer-config {
                display: none !important;
            }

            .conditions-config {
                display: none !important;
            }

            .page-numbering {
                display: none !important;
            }
        }

        .page-numbering {
            display: none;
        }

        body.preview-mode .page-numbering {
            display: block;
            position: absolute;
            bottom: 10mm;
            right: 10mm;
            font-size: 0.8rem;
            color: var(--gray-800);
        }

        body.preview-mode .page-numbering::after {
            content: "Página 1";
            /* Static for preview since it's one long container usually */
        }

        /* Modals */
        .modal-overlay {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-color: rgba(0, 0, 0, 0.5);
            display: flex;
            justify-content: center;
            align-items: center;
            z-index: 2000;
            opacity: 0;
            visibility: hidden;
            transition: all 0.2s;
        }

        .modal-overlay.active {
            opacity: 1;
            visibility: visible;
        }

        .modal-overlay#image-modal.active {
            z-index: 2500;
        }

        .modal-content {
            background-color: var(--light);
            border-radius: var(--radius);
            width: 90%;
            max-width: 800px;
            max-height: 90vh;
            display: flex;
            flex-direction: column;
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
        }

        .modal-header {
            padding: 1rem;
            border-bottom: 1px solid var(--border);
            display: flex;
            justify-content: space-between;
            align-items: center;
            background-color: var(--dark);
            color: var(--light);
            border-radius: var(--radius) var(--radius) 0 0;
        }

        .config-modal-content { max-width: 900px; }
        .config-modal-header {
            flex-wrap: wrap;
            gap: 0.5rem;
        }
        .config-modal-header h2 { margin: 0; }
        .config-tabs {
            display: flex;
            gap: 4px;
            flex: 1;
            justify-content: center;
            margin: 0 1rem;
        }
        .config-tab {
            padding: 0.4rem 0.8rem;
            border: 1px solid rgba(255,255,255,0.3);
            background: transparent;
            color: var(--light);
            cursor: pointer;
            border-radius: var(--radius);
            font-size: 0.85rem;
            font-weight: 600;
        }
        .config-tab:hover { background: rgba(255,255,255,0.15); }
        .config-tab.active {
            background: var(--primary);
            border-color: var(--primary);
        }
        .config-modal-body {
            display: flex;
            flex-direction: column;
            padding: 0;
            overflow: hidden;
            min-height: 0;
        }
        .config-tab-content {
            display: none;
            flex-direction: column;
            flex: 1;
            min-height: 0;
            overflow-y: auto;
            padding: 1rem;
        }
        .config-tab-content.active {
            display: flex;
        }
        .catalog-tab-header {
            margin-bottom: 1rem;
        }
        .catalog-tab-body {
            display: flex;
            gap: 1rem;
            flex: 1;
            min-height: 300px;
        }
        .notes-tab-content { display: flex; flex-direction: column; gap: 1rem; }
        .notes-add-form {
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
        }
        .preset-notes-list { display: flex; flex-direction: column; gap: 0.5rem; }
        .conditions-tab-content { display: flex; flex-direction: column; gap: 1rem; flex: 1; min-height: 0; }
        .conditions-add-form {
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
            flex-shrink: 0;
        }
        .conditions-add-form textarea {
            min-height: 60px;
            resize: vertical;
        }
        .conditions-presets-list { display: flex; flex-direction: column; gap: 0.5rem; flex: 1; min-height: 200px; overflow-y: auto; background: var(--gray-100); border-radius: var(--radius); padding: 0.75rem; }
        .images-tab-content { display: flex; flex-direction: column; }

        .config-tab-export-bar {
            display: flex;
            flex-wrap: wrap;
            gap: 0.75rem;
            align-items: center;
            margin-top: 1rem;
            padding-top: 1rem;
            border-top: 1px solid var(--border);
            flex-shrink: 0;
            background: var(--gray-100);
            position: relative;
            z-index: 1;
        }

        .config-tab-export-bar button {
            flex-shrink: 0;
        }

        .config-tab-export-bar label.btn-secondary {
            display: inline-flex;
            align-items: center;
            background: var(--gray-300);
            border: 1px solid var(--border);
            padding: 0.5rem 1rem;
            border-radius: var(--radius);
            cursor: pointer;
            font-size: 0.9rem;
            font-weight: 600;
            flex-shrink: 0;
        }

        .config-tab-export-bar label.btn-secondary:hover {
            background: var(--gray-200);
        }

        .modal-close {
            background: none;
            border: none;
            color: var(--light);
            font-size: 1.5rem;
            cursor: pointer;
            padding: 0;
        }

        .modal-body {
            padding: 1rem;
            overflow-y: auto;
            display: flex;
            gap: 1rem;
            flex: 1;
        }

        /* Modal de confirmación */
        .confirm-modal-content {
            max-width: 400px;
            width: 90%;
        }

        .confirm-modal-body {
            flex-direction: column;
            gap: 1rem;
        }

        .confirm-modal-body p {
            margin: 0;
            line-height: 1.5;
            color: var(--dark);
        }

        .confirm-modal-actions {
            display: flex;
            justify-content: flex-end;
            gap: 0.75rem;
            margin-top: 0.5rem;
        }

        .confirm-modal-overlay {
            backdrop-filter: blur(2px);
            z-index: 5000;
        }

        .catalog-categories {
            width: 220px;
            min-width: 220px;
            border-right: 1px solid var(--border);
            padding-right: 1rem;
            overflow-y: auto;
        }

        .category-btn {
            display: block;
            width: 100%;
            text-align: left;
            padding: 0.5rem;
            border: none;
            background: transparent;
            cursor: pointer;
            border-radius: var(--radius);
            margin-bottom: 5px;
            transition: background 0.2s;
        }

        .category-btn.active,
        .category-btn:hover {
            background-color: var(--primary);
            color: var(--light);
        }

        .catalog-items {
            flex: 1;
            min-width: 0;
            overflow-y: auto;
        }

        .catalog-item {
            border: 1px solid var(--border);
            padding: 1rem;
            border-radius: var(--radius);
            margin-bottom: 1rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .catalog-item-info {
            flex: 1;
            padding-right: 1rem;
        }

        .catalog-item-desc {
            font-weight: 600;
            margin-bottom: 5px;
        }

        .catalog-item-meta {
            font-size: 0.85rem;
            color: var(--gray-800);
            display: flex;
            gap: 15px;
        }

        .svg-gallery {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
            gap: 1rem;
            margin-top: 1rem;
        }

        .svg-item {
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 10px;
            cursor: pointer;
            text-align: center;
        }

        .svg-item:hover {
            border-color: var(--primary);
            background-color: var(--gray-100);
        }

        .svg-item svg {
            width: 100%;
            height: 30px;
            margin-bottom: 5px;
        }

        .library-item {
            position: relative;
        }

        .library-item-preview {
            width: 100%;
            height: 30px;
            margin-bottom: 5px;
            display: flex;
            align-items: center;
            justify-content: center;
            overflow: hidden;
        }

        .library-item-preview svg {
            width: 100%;
            height: 100%;
            margin-bottom: 0;
        }

        .library-thumb {
            max-width: 100%;
            max-height: 30px;
            object-fit: contain;
        }

        .library-item-delete {
            position: absolute;
            top: 6px;
            right: 6px;
            width: 28px;
            height: 28px;
            padding: 0;
            font-size: 14px;
            border-radius: 4px;
            background: rgba(255, 255, 255, 0.9);
            border: 1px solid var(--border);
            cursor: pointer;
            opacity: 0.7;
        }

        .library-item-delete:hover {
            opacity: 1;
            background: #fff;
            border-color: #dc3545;
        }

        /* Split modal and row styles */
        .split-modal-body {
            flex-direction: column;
        }
        .split-qty-display {
            font-weight: 600;
            font-style: italic;
            color: var(--gray-800);
        }
        .split-price-display {
            font-weight: 600;
            font-style: italic;
            color: var(--gray-800);
        }
        .row-split .col-qty,
        .row-split .col-price,
        .row-split .col-desc {
            vertical-align: top;
            padding-top: 0.5rem;
        }
        .row-split .col-qty,
        .row-split .col-price {
            padding-left: 0.5rem;
        }
        .row-split .col-price {
            text-align: center;
        }
        .split-desc-display {
            white-space: pre-wrap;
            overflow-wrap: break-word;
            hyphens: none;
            text-wrap: pretty;
            padding-left: 6px;
            padding-right: 6px;
        }
        .btn-split-active {
            background-color: var(--primary) !important;
            color: var(--light) !important;
            border-color: var(--primary) !important;
        }
        .split-lines-list {
            display: flex;
            flex-direction: column;
            gap: 8px;
            max-height: 200px;
            overflow-y: auto;
            padding: 0.5rem;
            background: var(--gray-100);
            border-radius: var(--radius);
            border: 1px solid var(--border);
        }
        .split-line-item {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 6px 10px;
            background: white;
            border-radius: 4px;
            border: 1px solid var(--border);
        }
        .split-line-desc {
            flex: 1;
            font-size: 0.95rem;
        }
        .split-line-price {
            font-weight: 600;
            color: var(--primary);
        }
        .split-empty-msg {
            color: var(--gray-800);
            font-style: italic;
            padding: 1rem;
        }
        .split-ref-search-wrapper {
            position: relative;
            display: inline-block;
        }
        .split-ref-clear {
            position: absolute;
            right: 6px;
            top: 50%;
            transform: translateY(-50%);
            width: 22px;
            height: 22px;
            padding: 0;
            margin: 0;
            border: none;
            background: var(--gray-300);
            color: var(--gray-800);
            border-radius: 50%;
            cursor: pointer;
            font-size: 1.1rem;
            line-height: 1;
            display: none;
            align-items: center;
            justify-content: center;
            z-index: 5;
            transition: background 0.2s;
        }
        .split-ref-clear:hover {
            background: var(--border);
            color: var(--dark);
        }
        .split-ref-search-wrapper.has-value .split-ref-clear {
            display: flex;
        }
        .split-ref-dropdown {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            right: 0;
            max-height: 200px;
            overflow-y: auto;
            background: white;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            z-index: 100;
            margin-top: 2px;
        }
        .split-ref-dropdown.active {
            display: block;
        }
        .split-ref-dropdown-option {
            padding: 0.5rem 0.75rem;
            cursor: pointer;
            border: none;
            background: none;
            width: 100%;
            text-align: left;
            font-family: inherit;
            font-size: 0.9rem;
        }
        .split-ref-dropdown-option:hover {
            background: var(--gray-100);
        }
        .split-ref-dropdown-empty {
            padding: 0.5rem 0.75rem;
            color: var(--gray-800);
            font-style: italic;
        }
        .referencias-tab-content {
            display: flex;
            flex-direction: column;
            gap: 1rem;
            flex: 1;
            min-height: 0;
        }
        .referencias-add-form {
            display: flex;
            gap: 10px;
            align-items: center;
            flex-wrap: wrap;
            flex-shrink: 0;
        }
        .config-list-search {
            width: 100%;
            padding: 0.5rem 0.75rem;
            border-radius: var(--radius);
            border: 1px solid var(--border);
            font-family: inherit;
            font-size: 0.9rem;
            flex-shrink: 0;
        }
        .config-list-search::placeholder {
            color: var(--gray-800);
        }
        .referencias-list {
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
            flex: 1;
            min-height: 200px;
            overflow-y: auto;
            background: var(--gray-100);
            border-radius: var(--radius);
            padding: 0.75rem;
        }

        @media print {
            @page {
                size: A4;
                margin: 15mm;
                margin-bottom: 18mm; /* Espacio reservado para el footer */
            }

            @page {
                @bottom-right {
                    content: counter(page) " / " counter(pages);
                    font-size: 9pt;
                    color: black;
                }
            }

            body {
                background-color: white;
                margin: 0;
                padding: 0;
            }

            .top-bar,
            .zones-config,
            .no-print {
                display: none !important;
            }

            .logo-container {
                border: none;
            }

            /* Ocultar campos del cliente vacíos: no mostrar ni label ni valor */
            .client-info .form-group.client-field-empty {
                display: none !important;
            }

            /* Ocultar icono de calendario en documento impreso */
            input[type="date"]::-webkit-calendar-picker-indicator {
                display: none;
                -webkit-appearance: none;
                appearance: none;
            }

            .document-container {
                box-shadow: none;
                margin: 0;
                padding: 0;
                padding-bottom: 18mm;
                width: 100%;
                max-width: 100%;
            }

            input,
            textarea,
            select {
                border: none;
                background: transparent;
                appearance: none;
                -webkit-appearance: none;
                resize: none;
                padding: 0;
                margin: 0;
                color: inherit;
            }

            .zone-section {
                border: none;
                margin-bottom: 3rem;
                page-break-before: avoid;
            }

            .zone-section:first-of-type {
                page-break-before: auto;
            }

            .zone-header {
                background-color: transparent !important;
                color: black !important;
                padding: 0 0 1rem 0;
                border-bottom: 3px solid black;
                margin-bottom: 1rem;
            }

            .zone-header input.zone-name-input {
                color: black;
                border: none;
            }

            .partidas-container {
                padding: 0;
            }

            .partida-section {
                border: none;
                margin-bottom: 2rem;
                page-break-inside: auto;
            }

            .partida-header {
                background-color: #eee !important;
                color: black !important;
                border: 1px solid black;
                border-bottom: none;
                page-break-after: avoid;
            }

            .partida-footer {
                background-color: transparent;
                padding: 0.5rem 0;
                page-break-before: avoid;
            }

            .zone-footer {
                background-color: transparent;
                border-top: 1px solid black;
                padding: 1rem 0;
                page-break-before: avoid;
            }

            table {
                orphans: 3;
                widows: 3;
                border-collapse: collapse;
            }

            th {
                background-color: #eee !important;
                -webkit-print-color-adjust: exact;
                print-color-adjust: exact;
                border: 1px solid black;
            }

            td {
                border: 1px solid black;
            }

            /* Sin líneas horizontales entre items de la misma zona y partida */
            tr.row-item td {
                border-bottom: none;
            }
            tr.row-item + tr.row-item td {
                border-top: none;
            }
            tr.partida-total-row td {
                border-top: 1px solid black;
            }

            /* Espaciado muy compacto en columna descripción para impresión */
            td.col-desc {
                padding: 0.1rem 0.4rem !important;
                line-height: 1.2;
            }
            .col-desc textarea {
                margin: 0 !important;
                padding: 0 !important;
                line-height: 1.2 !important;
                min-height: 0 !important;
            }
            .col-desc .split-desc-display {
                margin: 0 !important;
                padding: 0 6px 0 6px !important;
                line-height: 1.2 !important;
            }
            .row-split .col-qty,
            .row-split .col-price {
                padding-top: 0.5rem !important;
                padding-left: 0.5rem !important;
            }
            .row-split .col-desc {
                padding-top: 0.5rem !important;
            }
            .col-desc .item-note {
                margin-top: -10px !important;
                line-height: 1.2;
            }
            .col-desc .item-options,
            .col-desc .item-image {
                margin-top: 3px !important;
                line-height: 1.2;
            }
            .col-desc .option-title {
                margin: 0 0 0 0 !important;
                padding: 0 2px !important;
            }
            .col-desc .option-list {
                margin: 0 !important;
                padding: 0 0 0 1rem !important;
            }
            .col-desc .option-list li {
                margin: 0 !important;
                padding: 0 !important;
                line-height: 1.2 !important;
            }
            .col-desc .item-image {
                gap: 0 !important;
            }
            .col-desc .item-options {
                padding-left: 0.75rem;
            }

            thead {
                display: table-header-group;
            }

            tr {
                page-break-inside: avoid;
            }

            .summary-table .total-row td {
                background-color: #eee !important;
                color: black !important;
                border-color: black !important;
                border-top: 2px solid black !important;
                -webkit-print-color-adjust: exact;
                print-color-adjust: exact;
            }

            .summary-table .total-row .label {
                border-right: none !important;
            }

            .summary-table .total-row .value {
                border-left: none !important;
            }

            .summary-table.summary-no-breakdown tbody:last-of-type tr:first-child td {
                border-top: 1px solid #999 !important;
            }

            .doc-conditions .conditions-inner {
                display: table;
                width: 100%;
                page-break-inside: avoid;
                break-inside: avoid;
                -webkit-column-break-inside: avoid;
            }

            .doc-signatures {
                page-break-inside: avoid;
            }
            .signatures-row {
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 2rem;
            }
            .signature-editable {
                border: none;
                background: transparent;
                min-height: 50px;
            }

            .doc-conditions h4 {
                page-break-after: avoid;
            }

            .doc-conditions textarea {
                page-break-before: avoid;
            }

            /* Precio Ud.: en impresión, precio y unidad en dos filas, ambos alineados a la derecha */
            .col-price {
                text-align: right;
            }

            .col-price.price-hidden-in-doc .price-cell-wrap input,
            .col-price.price-hidden-in-doc .price-unit-suffix {
                visibility: hidden;
            }

            .col-price .price-cell-wrap {
                flex-direction: column;
                align-items: flex-end;
                gap: 2px;
            }

            .col-price .price-cell-wrap .price-unit-suffix {
                align-self: flex-end;
                font-size: 0.9em;
                color: black;
            }
        }

/* ========== ONLINE FEATURES ========== */

/* User menu dropdown */
.user-menu-wrap {
    position: relative;
    display: inline-block;
}

.btn-user-menu {
    padding: 0.45rem 0.7rem;
    border-radius: 50%;
    font-size: 1.1rem;
    cursor: pointer;
    border: 1px solid var(--border);
    background: var(--gray-200);
    transition: all 0.2s;
}

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

.user-menu-dropdown {
    display: none;
    position: absolute;
    right: 0;
    top: calc(100% + 6px);
    background: white;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: 0 8px 20px rgba(0,0,0,0.15);
    min-width: 180px;
    z-index: 3000;
    overflow: hidden;
}

.user-menu-dropdown.open {
    display: block;
    animation: fadeInDown 0.15s ease;
}

@keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-6px); }
    to { opacity: 1; transform: translateY(0); }
}

.user-menu-info {
    padding: 12px 16px;
    font-weight: 600;
    color: var(--dark);
    border-bottom: 1px solid var(--border);
    font-size: 0.9rem;
}

.user-menu-dropdown button {
    display: block;
    width: 100%;
    text-align: left;
    padding: 10px 16px;
    border: none;
    background: none;
    cursor: pointer;
    font-family: inherit;
    font-size: 0.9rem;
    color: var(--dark);
    transition: background 0.15s;
}

.user-menu-dropdown button:hover {
    background: var(--gray-100);
}

/* Budget list items */
.budget-list-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 18px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    transition: all 0.15s;
    gap: 12px;
}

.budget-list-item:hover {
    border-color: var(--primary);
    background: var(--gray-100);
}

.budget-item-active {
    border-color: var(--primary);
    background: rgba(37, 99, 235, 0.05);
    box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.15);
}

.budget-item-info {
    flex: 1;
    min-width: 0;
}

.budget-item-ref {
    font-weight: 700;
    font-size: 1.05rem;
    color: var(--dark);
}

.budget-item-client {
    font-size: 0.95rem;
    color: var(--gray-800);
    margin-top: 2px;
}

.budget-item-meta {
    display: flex;
    gap: 16px;
    margin-top: 6px;
    font-size: 0.82rem;
    color: var(--gray-800);
    flex-wrap: wrap;
}

.budget-item-meta span:first-child {
    font-weight: 600;
    color: var(--primary);
}

.budget-item-actions {
    display: flex;
    gap: 8px;
    align-items: center;
    flex-shrink: 0;
}

/* User list items */
.user-list-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    margin-bottom: 8px;
    transition: background 0.15s;
}

.user-list-item:hover {
    background: var(--gray-100);
}

.user-item-info {
    display: flex;
    gap: 12px;
    align-items: center;
    flex-wrap: wrap;
}

/* Audit log entries */
.audit-entry {
    display: flex;
    gap: 12px;
    align-items: baseline;
    padding: 8px 12px;
    border-bottom: 1px solid var(--border);
    font-size: 0.88rem;
    flex-wrap: wrap;
}

.audit-entry:last-child {
    border-bottom: none;
}

.audit-time {
    color: var(--gray-800);
    font-size: 0.8rem;
    min-width: 140px;
    flex-shrink: 0;
}

.audit-user {
    font-weight: 600;
    color: var(--primary);
    min-width: 80px;
}

.audit-action {
    color: var(--dark);
}

.audit-details {
    color: var(--gray-800);
    font-size: 0.82rem;
    font-style: italic;
}