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

        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            min-height: 100vh;
            padding: 20px;
        }

        .container {
            max-width: 1400px;
            margin: 0 auto;
            background: white;
            border-radius: 20px;
            box-shadow: 0 20px 60px rgba(0,0,0,0.3);
            overflow: hidden;
        }

        .header {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
            padding: 30px;
            text-align: center;
        }

        .header h1 {
            font-size: 32px;
            font-weight: 700;
            margin-bottom: 10px;
        }

        .tabs {
            display: flex;
            background: #f8f9fa;
            border-bottom: 2px solid #e9ecef;
            overflow-x: auto;
        }

        .tab {
            flex: 1;
            padding: 20px;
            text-align: center;
            cursor: pointer;
            border: none;
            background: transparent;
            font-size: 16px;
            font-weight: 600;
            color: #6c757d;
            transition: all 0.3s;
            white-space: nowrap;
        }

        .tab:hover {
            background: #e9ecef;
        }

        .tab.active {
            background: white;
            color: #667eea;
            border-bottom: 3px solid #667eea;
        }

        .tab-content {
            display: none;
            padding: 30px;
            animation: fadeIn 0.3s;
        }

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

        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(10px); }
            to { opacity: 1; transform: translateY(0); }
        }

        .search-bar {
            margin-bottom: 25px;
            position: relative;
        }

        .search-bar input {
            width: 100%;
            padding: 15px 20px;
            border: 2px solid #e9ecef;
            border-radius: 10px;
            font-size: 16px;
            transition: all 0.3s;
        }

        .search-bar input:focus {
            outline: none;
            border-color: #667eea;
            box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
        }

        .add-button {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
            border: none;
            padding: 15px 30px;
            border-radius: 10px;
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            margin-bottom: 20px;
            transition: transform 0.2s;
        }

        .add-button:hover {
            transform: translateY(-2px);
            box-shadow: 0 5px 20px rgba(102, 126, 234, 0.4);
        }

        table {
            width: 100%;
            border-collapse: collapse;
            background: white;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 2px 10px rgba(0,0,0,0.05);
        }

        th {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
            padding: 15px;
            text-align: left;
            font-weight: 600;
            font-size: 14px;
        }

        td {
            padding: 15px;
            border-bottom: 1px solid #e9ecef;
            font-size: 14px;
        }

        tr:hover {
            background: #f8f9fa;
        }

        input[type="checkbox"] {
            width: 20px;
            height: 20px;
            cursor: pointer;
            accent-color: #667eea;
        }

        .order-accordion {
            margin-bottom: 15px;
            border: 2px solid #e9ecef;
            border-radius: 10px;
            overflow: hidden;
            background: white;
        }

        .order-header {
            padding: 20px;
            cursor: pointer;
            background: linear-gradient(to right, #f8f9fa, #e9ecef);
            display: flex;
            align-items: flex-start;
            gap: 15px;
            flex-wrap: wrap;
            transition: background 0.3s;
        }

        .order-header:hover {
            background: linear-gradient(to right, #e9ecef, #dee2e6);
        }

        .order-header.open {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
        }

        .order-number {
            font-weight: 700;
            font-size: 18px;
            flex: 0 0 150px;
        }

        .dimension-input {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .dimension-input label {
            font-size: 12px;
            font-weight: 600;
        }

        .dimension-input input {
            width: 80px;
            padding: 8px;
            border: 1px solid #ced4da;
            border-radius: 5px;
            font-size: 14px;
        }

        .order-header.open .dimension-input input {
            background: white;
        }

        .packages-container {
            flex: 1;
            min-width: 400px;
        }

        .package-row {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 10px;
        }

        .add-package {
            background: #28a745;
            color: white;
            border: none;
            padding: 8px 15px;
            border-radius: 5px;
            cursor: pointer;
            font-size: 14px;
            transition: background 0.3s;
        }

        .add-package:hover {
            background: #218838;
        }

        .remove-package {
            background: #dc3545;
            color: white;
            border: none;
            padding: 8px 12px;
            border-radius: 5px;
            cursor: pointer;
            font-size: 12px;
            transition: background 0.3s;
        }

        .remove-package:hover {
            background: #c82333;
        }

        .order-content {
            display: none;
            padding: 20px;
            background: #f8f9fa;
        }

        .order-content.open {
            display: block;
            animation: slideDown 0.3s;
        }

        @keyframes slideDown {
            from { opacity: 0; max-height: 0; }
            to { opacity: 1; max-height: 1000px; }
        }

        .product-item {
            background: white;
            padding: 15px;
            margin-bottom: 10px;
            border-radius: 8px;
            border-left: 4px solid #667eea;
            box-shadow: 0 2px 5px rgba(0,0,0,0.05);
        }

        .product-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 10px;
        }

        .product-field {
            display: flex;
            flex-direction: column;
        }

        .product-field label {
            font-size: 12px;
            color: #6c757d;
            font-weight: 600;
            margin-bottom: 3px;
        }

        .product-field span {
            font-size: 14px;
            color: #212529;
        }

        .delete-button {
            background: #dc3545;
            color: white;
            border: none;
            padding: 8px 15px;
            border-radius: 5px;
            cursor: pointer;
            font-size: 14px;
            transition: background 0.3s;
        }

        .delete-button:hover {
            background: #c82333;
        }

        .modal {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0,0,0,0.5);
            z-index: 1000;
            align-items: center;
            justify-content: center;
            padding: 20px;
        }

        .modal.active {
            display: flex;
        }

        .modal-content {
            background: white;
            padding: 30px;
            border-radius: 15px;
            max-width: 900px;
            width: 100%;
            max-height: 90vh;
            overflow-y: auto;
            box-shadow: 0 20px 60px rgba(0,0,0,0.3);
        }

        .modal-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 25px;
        }

        .modal-header h2 {
            color: #667eea;
            font-size: 24px;
        }

        .close-button {
            background: none;
            border: none;
            font-size: 30px;
            cursor: pointer;
            color: #6c757d;
        }

        .form-group {
            margin-bottom: 20px;
        }

        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
            color: #495057;
        }

        .form-group input {
            width: 100%;
            padding: 12px;
            border: 2px solid #e9ecef;
            border-radius: 8px;
            font-size: 14px;
            transition: border-color 0.3s;
        }

        .form-group input:focus {
            outline: none;
            border-color: #667eea;
        }

        .form-row {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 15px;
        }

        .save-button {
            background: linear-gradient(135deg, #28a745 0%, #20c997 100%);
            color: white;
            border: none;
            padding: 15px 30px;
            border-radius: 10px;
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            width: 100%;
            transition: transform 0.2s;
        }

        .save-button:hover {
            transform: translateY(-2px);
            box-shadow: 0 5px 20px rgba(40, 167, 69, 0.4);
        }

        .bulk-input-section {
            background: #f8f9fa;
            padding: 20px;
            border-radius: 10px;
            margin-bottom: 25px;
            border: 2px dashed #667eea;
        }

        .bulk-input-section h3 {
            color: #667eea;
            font-size: 18px;
            margin-bottom: 15px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .bulk-textarea {
            width: 100%;
            min-height: 200px;
            padding: 15px;
            border: 2px solid #e9ecef;
            border-radius: 8px;
            font-family: 'Courier New', monospace;
            font-size: 13px;
            resize: vertical;
            background: white;
        }

        .bulk-textarea:focus {
            outline: none;
            border-color: #667eea;
        }

        .bulk-help {
            font-size: 13px;
            color: #6c757d;
            margin-top: 10px;
            line-height: 1.6;
        }

        .bulk-help strong {
            color: #495057;
        }

        .parse-button {
            background: linear-gradient(135deg, #17a2b8 0%, #138496 100%);
            color: white;
            border: none;
            padding: 12px 25px;
            border-radius: 8px;
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            margin-top: 10px;
            transition: transform 0.2s;
        }

        .parse-button:hover {
            transform: translateY(-2px);
            box-shadow: 0 5px 20px rgba(23, 162, 184, 0.4);
        }

        .preview-section {
            margin-top: 20px;
            display: none;
        }

        .preview-section.active {
            display: block;
        }

        .preview-table {
            width: 100%;
            font-size: 13px;
            max-height: 400px;
            overflow-y: auto;
        }

        .preview-table th {
            position: sticky;
            top: 0;
            z-index: 10;
        }

        .or-divider {
            text-align: center;
            margin: 25px 0;
            position: relative;
        }

        .or-divider::before {
            content: '';
            position: absolute;
            top: 50%;
            left: 0;
            right: 0;
            height: 1px;
            background: #dee2e6;
        }

        .or-divider span {
            background: white;
            padding: 0 20px;
            position: relative;
            color: #6c757d;
            font-weight: 600;
        }

        @media (max-width: 768px) {
            .container {
                border-radius: 0;
            }

            .header h1 {
                font-size: 24px;
            }

            .tab {
                padding: 15px 10px;
                font-size: 14px;
            }

            .tab-content {
                padding: 15px;
            }

            table {
                font-size: 12px;
            }

            th, td {
                padding: 10px 5px;
            }

            .order-header {
                flex-direction: column;
                align-items: flex-start;
            }

            .dimension-input {
                width: 100%;
            }

            .dimension-input input {
                flex: 1;
            }

            .package-row {
                flex-wrap: wrap;
            }

            .packages-container {
                min-width: 100%;
            }
        }

        .table-wrapper {
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
        }

        .empty-state {
            text-align: center;
            padding: 60px 20px;
            color: #6c757d;
        }

        .empty-state svg {
            width: 100px;
            height: 100px;
            margin-bottom: 20px;
            opacity: 0.5;
        }