body {
        background-color: #f8f9fa;
        font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        padding: 20px 0;
        margin: 0;
    }
    
    .container {
        max-width: 1200px;
    }
    
    .header {
        background-color: #2c3e50;
        color: white !important;
        border-radius: 10px;
        padding: 30px;
        margin-bottom: 30px;
    }
    
    .header h1 {
        font-weight: 700;
        margin-bottom: 10px;
        color: white;
    }
    
    .accordion-button {
        font-weight: 600;
        font-size: 1.1rem;
        padding: 18px 20px;
    }
    
    .accordion-item {
        border-radius: 8px !important;
        overflow: hidden;
        margin-bottom: 15px;
        border: 1px solid #dee2e6;
    }
    
    .plan-card {
        padding: 25px;
    }
    
    .plan-name {
        font-size: 1.4rem;
        font-weight: 700;
        color: #2c3e50;
        margin-bottom: 10px;
    }
    
    .plan-price {
        font-size: 2.2rem;
        font-weight: 800;
        color: #27ae60;
        line-height: 1;
    }
    
    .plan-price-unit {
        font-size: 0.9rem;
        color: #6c757d;
    }
    
    .section-title {
        font-size: 1.2rem;
        font-weight: 600;
        color: #2c3e50;
        padding-bottom: 10px;
        margin-bottom: 15px;
        border-bottom: 1px solid #dee2e6;
    }
    
    .feature-list {
        margin: 0;
        padding-left: 20px;
    }
    
    .feature-list li {
        margin-bottom: 10px;
        padding: 5px 0;
        border-bottom: 1px dotted #eee;
    }
    
    .addon-item {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 12px 15px;
        margin-bottom: 10px;
        background-color: #f8f9fa;
        border-radius: 6px;
        border-left: 4px solid #3498db;
    }
    
    .addon-price {
        font-weight: 700;
        color: #e74c3c;
        font-size: 1.1rem;
        margin-right: 10px;
    }
    
    .addon-btn {
        background-color: #28a745 ;
        color: white;
        border: none;
        padding: 6px 12px;
        border-radius: 4px;
        font-size: 0.85rem;
        transition: all 0.3s;
    }

    .addon-btn:hover {
        background-color: #5a6268;
        transform: translateY(-2px);
    }
    
    .addon-btn.added {
        background-color: #28a745;
    }

    .addon-btn.added {
        background-color: #3498db;  
        border-color: #3498db;
        color: white;
    }

    .addon-btn.added:hover {
        background-color: #3498db; 
        border-color: #3498db;
    }
    
    .action-btn {
        background-color: #24AF61;
        color: white;
        border: none;
        padding: 14px 30px;
        font-weight: 600;
        border-radius: 8px;
        width: 100%;
        transition: all 0.3s;
    }
    
    .action-btn:hover {
        background-color: #24AF61;
        transform: translateY(-2px);
    }
    
    .action-btn.added {
        background-color: #28a745;
    }
    
    .badge-plan {
        padding: 5px 12px;
        border-radius: 20px;
        font-size: 0.85rem;
        font-weight: 600;
        margin-left: 10px;
    }
    
    .badge-esencial {
        background-color: #3498db;
        color: white;
    }
    
    .badge-basico {
        background-color: #2ecc71;
        color: white;
    }
    
    .plan-nota {
        background-color: #fff3cd;
        padding: 12px 15px;
        margin-top: 15px;
        border-radius: 5px;
        border-left: 4px solid #ffc107;
        font-size: 0.95rem;
    }
    .cart-icon-container {
        position: fixed;
        /* top: 20px; */
        right: 20px;
        z-index: 1000;
    }
    
    .cart-icon {
        position: relative;
        background-color:#219653;
        color: white;
        width: 60px;
        height: 60px;
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 24px;
        cursor: pointer;
        box-shadow: 0 4px 12px rgba(52, 152, 219, 0.3);
        transition: all 0.3s;
    }
    
    .cart-icon:hover {
        background-color: #219653;
        transform: scale(1.05);
    }
    
    #contador {
        position: absolute;
        top: -5px;
        right: -5px;
        background-color: #e74c3c;
        color: white;
        width: 25px;
        height: 25px;
        border-radius: 50%;
        display: none;
        align-items: center;
        justify-content: center;
        font-size: 12px;
        font-weight: bold;
    }
    
    .overlay {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background-color: rgba(0, 0, 0, 0.5);
        z-index: 999;
        display: none;
    }
    
    .overlay.active {
        display: block;
    }
    
    .cart-sidebar {
        position: fixed;
        top: 0;
        right: -400px;
        width: 400px;
        height: 100%;
        background-color: white;
        box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);
        transition: right 0.3s ease;
        z-index: 1000;
        display: flex;
        flex-direction: column;
    }
    
    .cart-sidebar.active {
        right: 0;
    }
    
    .cart-header {
        padding: 20px;
        background-color: #2c3e50;
        color: white;
        display: flex;
        justify-content: space-between;
        align-items: center;
        border-bottom: 1px solid #dee2e6;
    }
    
    .cart-header h3 {
        margin: 0;
        font-size: 1.3rem;
    }
    
    .close-cart {
        background: none;
        border: none;
        color: white;
        font-size: 24px;
        cursor: pointer;
        padding: 0;
        width: 30px;
        height: 30px;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    .cart-items {
        flex: 1;
        overflow-y: auto;
        padding: 20px;
    }
    
    .empty-cart-message {
        text-align: center;
        padding: 40px 20px;
        color: #6c757d;
    }
    
    .empty-cart-message i {
        font-size: 48px;
        margin-bottom: 20px;
        color: #dee2e6;
    }
    
    .empty-cart-message p {
        margin: 0;
    }
    
    #siHayItems {
        display: none;
    }
    
    .cart-item {
        padding: 15px;
        margin-bottom: 15px;
        background-color: #f8f9fa;
        border-radius: 8px;
        border-left: 4px solid #3498db;
    }
    
    .cart-item h5 {
        margin: 0 0 10px 0;
        font-size: 1rem;
        color: #2c3e50;
    }
    
    .cart-item-details {
        display: flex;
        justify-content: space-between;
        align-items: center;
    }
    
    .cart-item-price {
        font-size: 0.9rem;
        color: #6c757d;
    }
    
    .cart-item-subtotal {
        font-weight: bold;
        color: #27ae60;
    }
    
    .remove-item {
        background: none;
        border: none;
        color: #e74c3c;
        cursor: pointer;
        font-size: 16px;
        padding: 5px;
    }
    
    .cart-footer {
        padding: 20px;
        border-top: 1px solid #dee2e6;
        background-color: white;
    }
    
    .cart-total {
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-bottom: 20px;
        font-size: 1.2rem;
        font-weight: bold;
        color: #2c3e50;
    }
    
    .cart-actions {
        display: flex;
        gap: 10px;
    }
    
    .btn2 {
        padding: 12px 20px;
        border-radius: 6px;
        font-weight: 600;
        cursor: pointer;
        border: none;
        flex: 1;
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
        transition: all 0.3s;
    }
    
    .btn-secondary {
        background-color: #6c757d;
        color: white;
    }
    
    .btn-secondary:hover {
        background-color: #5a6268;
    }
    
    .btn-primary {
        background-color: #28A745;
        color: white;
    }
    
    .btn-primary:hover {
        background-color: #28A745;
    }
    
    .notification {
        position: fixed;
        bottom: 20px;
        right: 20px;
        padding: 15px 20px;
        border-radius: 8px;
        color: white;
        font-weight: 500;
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
        z-index: 1100;
        display: flex;
        align-items: center;
        gap: 10px;
        max-width: 350px;
        transform: translateX(calc(100% + 20px));
        transition: transform 0.3s ease;
    }
    
    .notification.show {
        transform: translateX(0);
    }
    
    .notification.success {
        background-color: #28a745;
        border-left: 4px solid #1e7e34;
    }
    
    .notification.error {
        background-color: #e74c3c;
        border-left: 4px solid #c0392b;
    }
    
    .notification.warning {
        background-color: #f39c12;
        border-left: 4px solid #d68910;
    }
    
    .notification.info {
        background-color: #3498db;
        border-left: 4px solid #2980b9;
    }
    
    @media (max-width: 768px) {
        .cart-sidebar {
            width: 100%;
            right: -100%;
        }
        
        .plan-price {
            font-size: 1.8rem;
        }
        
        .addon-item {
            flex-direction: column;
            align-items: flex-start;
            gap: 10px;
        }
        
        .cart-actions {
            flex-direction: column;
        }
    }
    .feature-item {
        padding: 10px 0;
        border-bottom: 1px solid #eee;
        color: #333;
        margin-bottom: 10px;
        background-color: #f8f9fa;
        border-radius: 6px;
        border-left: 4px solid #3498db;
    }

    .feature-item:last-child {
        border-bottom: none;
    }

    .features-list .addon-item,
    .features-list .feature-item {
        padding: 12px 0;
        border-bottom: 1px solid #eee;
    }

    .features-list .addon-item:last-child,
    .features-list .feature-item:last-child {
        border-bottom: none;
    }

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

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            /* background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); */
            min-height: 100vh;
            padding: 30px 0;
        }

        .cotizador-container {
            display: grid;
            grid-template-columns: 1fr 400px;
            gap: 30px;
            max-width: 1600px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .planes-columna {
            background: transparent;
            min-width: 0;
        }

        .resumen-columna {
            position: sticky;
            top: 20px;
            align-self: start;
            height: fit-content;
        }

        .header {
            background: #2c3e50;
            border-radius: 20px;
            color: white;
            padding: 25px;
            margin-bottom: 25px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.1);
        }

        .header h1 {
            color: #ffffff;
            font-weight: 700;
            margin: 0;
            font-size: 2.2rem;
            /* -webkit-text-fill-color: transparent; */
        }

        .accordion-item {
            border: none;
            margin-bottom: 20px;
            border-radius: 15px !important;
            overflow: hidden;
            box-shadow: 0 4px 15px rgba(0,0,0,0.08);
        }

        .accordion-button {
            padding: 20px 25px;
            background: white;
            color: #333;
            font-weight: 600;
            border: none;
        }

        .accordion-button:not(.collapsed) {
            background: #2c3e50;
            color: #ffffff;
            box-shadow: none;
        }

        .accordion-button:focus {
            box-shadow: none;
            border-color: rgba(102, 126, 234, 0.3);
        }

        .plan-card {
            background: white;
            border-radius: 0 0 15px 15px;
            padding: 30px;
            border-top: 1px solid #eef2f6;
        }

        .plan-name {
            font-size: 22px;
            font-weight: 700;
            color: #333;
            margin-bottom: 10px;
        }

        /* .plan-price {
            font-size: 28px;
            font-weight: 700;
            color: #667eea;
        }

        .plan-price-unit {
            font-size: 14px;
            color: #6c757d;
            font-weight: normal;
        } */

        .plan-nota {
            background: #fff3cd;
            border-left: 4px solid #ffc107;
            padding: 12px 15px;
            border-radius: 8px;
            margin-top: 15px;
            font-size: 13px;
            color: #856404;
        }

        .section-title {
            font-size: 18px;
            font-weight: 600;
            color: #495057;
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid #eef2f6;
        }

        .feature-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .feature-list li {
            padding: 8px 0;
            padding-left: 25px;
            position: relative;
            color: #495057;
            font-size: 14px;
        }

        .feature-list li:before {
            content: "✓";
            color: #28a745;
            font-weight: bold;
            position: absolute;
            left: 0;
        }

        .features-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .feature-item {
            padding: 8px 12px;
            background: #f8f9fa;
            border-radius: 8px;
            border-left: 3px solid #667eea;
        }

        .addon-item {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 12px 15px;
            background: #f8f9fa;
            border-radius: 10px;
            margin-bottom: 10px;
            transition: all 0.3s;
        }

        .addon-item:hover {
            background: #e8f0fe;
        }

        /* .addon-price {
            font-weight: 700;
            color: #28a745;
            margin-right: 15px;
            font-size: 16px;
        }

        .addon-btn {
            background: white;
            border: 2px solid #667eea;
            color: #667eea;
            padding: 8px 20px;
            border-radius: 8px;
            font-weight: 600;
            font-size: 13px;
            transition: all 0.3s;
        } */

        /* .addon-btn:hover {
            background: #667eea;
            color: white;
        }

        .addon-btn.added {
            background: #28a745;
            border-color: #28a745;
            color: white;
        }

        .addon-btn:disabled {
            opacity: 0.5;
            cursor: not-allowed;
        }

        .action-btn {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
            border: none;
            padding: 15px 30px;
            border-radius: 10px;
            font-weight: 700;
            font-size: 16px;
            width: 100%;
            transition: transform 0.3s, box-shadow 0.3s;
        }

        .action-btn:hover:not(:disabled) {
            transform: translateY(-2px);
            box-shadow: 0 5px 20px rgba(102, 126, 234, 0.4);
        }

        .action-btn.added {
            background: linear-gradient(135deg, #28a745 0%, #20c997 100%);
        }

        .action-btn:disabled {
            opacity: 0.6;
            cursor: not-allowed;
        } */

        .resumen-compra {
            background: white;
            border-radius: 20px;
            box-shadow: 0 15px 40px rgba(0,0,0,0.12);
            overflow: hidden;
            border: 1px solid #eef2f6;
        }

        .resumen-header {
            background: #2c3e50;
            color: white;
            padding: 25px;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .resumen-header h2 {
            margin: 0;
            font-size: 1.4rem;
            font-weight: 600;
            display: flex;
            align-items: center;
        }

        .badge-carrito {
            background: white;
            color: #764ba2;
            padding: 5px 12px;
            border-radius: 25px;
            font-size: 14px;
            font-weight: 700;
        }

        .resumen-contenido {
            max-height: 500px;
            overflow-y: auto;
            padding: 20px;
            background: #fafbfc;
        }

        .carrito-vacio {
            text-align: center;
            padding: 50px 20px;
            color: #6c757d;
        }

        .carrito-vacio i {
            color: #dee2e6;
        }

        .carrito-item {
            background: white;
            border-radius: 12px;
            padding: 18px;
            margin-bottom: 15px;
            box-shadow: 0 2px 10px rgba(0,0,0,0.03);
            border-left: 4px solid #2D3F50;
            transition: all 0.3s;
            position: relative;
        }

        .carrito-item:hover {
            transform: translateX(-5px);
            box-shadow: 0 8px 20px rgba(0,0,0,0.08);
        }

        .carrito-item-header {
            display: flex;
            justify-content: space-between;
            align-items: start;
            margin-bottom: 12px;
        }

        .carrito-item-titulo {
            font-size: 15px;
            font-weight: 600;
            color: #333;
            flex: 1;
            padding-right: 10px;
        }

        .carrito-item-precio {
            font-weight: 700;
            color: #667eea;
            font-size: 16px;
        }

        .btn-eliminar-item {
            background: white;
            border: 1px solid #ff6b6b;
            color: #ff6b6b;
            padding: 6px 15px;
            border-radius: 6px;
            font-size: 12px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .btn-eliminar-item:hover {
            background: #ff6b6b;
            color: white;
        }

        .resumen-totales {
            padding: 25px;
            background: white;
            border-top: 1px solid #eef2f6;
        }

        .total-row {
            display: flex;
            justify-content: space-between;
            margin-bottom: 12px;
            font-size: 15px;
            color: #495057;
        }

        .total-row.total-final {
            font-size: 22px;
            font-weight: 700;
            color: #333;
            margin-top: 20px;
            padding-top: 20px;
            border-top: 2px solid #eef2f6;
        }

        .btn-vaciar-carrito {
            width: 100%;
            padding: 12px;
            background: white;
            border: 2px solid #dc3545;
            color: #dc3545;
            border-radius: 10px;
            font-weight: 600;
            margin-bottom: 12px;
            transition: all 0.3s;
        }

        .btn-vaciar-carrito:hover {
            background: #dc3545;
            color: white;
        }

        .btn-generar-cotizacion {
            width: 100%;
            padding: 14px;
            background: linear-gradient(135deg, #28a745 0%, #20c997 100%);
            color: white;
            border: none;
            border-radius: 10px;
            font-weight: 700;
            font-size: 16px;
            transition: transform 0.2s, box-shadow 0.2s;
        }

        .btn-generar-cotizacion:hover {
            transform: scale(1.02);
            box-shadow: 0 5px 15px rgba(40, 167, 69, 0.3);
        }

        /* Responsive */
        @media (max-width: 992px) {
            .cotizador-container {
                grid-template-columns: 1fr;
            }
            
            .resumen-columna {
                position: static;
                margin-top: 30px;
            }
        }

        @media (max-width: 768px) {
            .cotizador-container {
                padding: 0 15px;
            }
            
            .header h1 {
                font-size: 1.8rem;
            }
            
            .plan-card {
                padding: 20px;
            }
        }

        /* Scroll personalizado */
        .resumen-contenido::-webkit-scrollbar {
            width: 6px;
        }

        .resumen-contenido::-webkit-scrollbar-track {
            background: #f1f1f1;
            border-radius: 10px;
        }

        .resumen-contenido::-webkit-scrollbar-thumb {
            background: #c1c1c1;
            border-radius: 10px;
        }

        .resumen-contenido::-webkit-scrollbar-thumb:hover {
            background: #a1a1a1;
        }