/* Reset básico */
    * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
    }
    
    body {
        font-family: 'Nunito', sans-serif;
        background-color: #f5f5f5;
        min-height: 100vh;
        display: flex;
        flex-direction: column;
    }
    
    /* Header */
    header {
        background-color: #161b0c;
        padding: 15px 30px;
        color: white;
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        z-index: 1000;
        box-shadow: 0px 2px 10px rgba(0, 0, 0, 0.1);
    }
    
    header nav {
        display: flex;
        justify-content: space-between;
        align-items: center;
    }
    
    header .logo {
        display: flex;
        align-items: center;
    }
    
    header .logo img {
        height: 40px;
        width: auto;
    }
    
    header ul {
        list-style: none;
        display: flex;
        gap: 15px;
    }
    
    header ul li a {
        color: white;
        text-decoration: none;
        padding: 8px 12px;
        transition: background 0.3s ease;
    }
    
    header ul li a:hover {
        background-color: rgba(138, 207, 58, 0.6);
        border-radius: 5px;
    }
    
    /* Menú responsive */
    .menu-toggle {
        display: none;
        background: transparent;
        border: none;
        color: white;
        font-size: 1.5rem;
        cursor: pointer;
        padding: 5px 10px;
    }
    
    /* Contenido principal */
    main {
        flex: 1;
        padding-top: 80px; /* Espacio para el header fijo */
    }
    
    /* Contenedor principal */
    .container {
        background-color: white;
        width: 90%;
        max-width: 1000px;
        margin: 20px auto;
        padding: 20px;
        box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.1);
        border-radius: 8px;
    }
    
    /* Encabezado del carrito */
    .header {
        display: flex;
        justify-content: space-between;
        align-items: center;
        background-color: black;
        color: white;
        padding: 10px 15px;
        border-radius: 5px;
        margin-bottom: 15px;
    }
    
    .header a {
        color: white;
        text-decoration: none;
        display: flex;
        align-items: center;
    }
    
    .header a:hover {
        text-decoration: underline;
    }
    
    .cart-title {
        text-align: center;
        font-size: 24px;
        margin: 20px 0;
        font-weight: 700;
    }
    
    /* Tabla */
    .table-responsive {
        overflow-x: auto;
        width: 100%;
        margin-bottom: 20px;
    }
    
    table {
        width: 100%;
        border-collapse: collapse;
        margin-bottom: 10px;
        min-width: 600px; /* Asegura un ancho mínimo */
    }
    
    th, td {
        padding: 12px 10px;
        text-align: left;
        border-bottom: 1px solid #ddd;
    }
    
    th {
        background-color: #f9f9f9;
        font-weight: 600;
    }
    
    /* Cantidad */
    .quantity {
        display: flex;
        align-items: center;
        gap: 5px;
    }
    
    .quantity button {
        background-color: #ddd;
        border: none;
        padding: 5px 8px;
        cursor: pointer;
        border-radius: 3px;
        transition: background-color 0.2s;
    }
    
    .quantity button:hover {
        background-color: #ccc;
    }
    
    .quantity span {
        min-width: 20px;
        text-align: center;
    }
    
    /* Resumen de orden */
    .order-summary {
        background-color: #f1f1f1;
        padding: 20px;
        border-radius: 5px;
        margin-top: 15px;
    }
    
    .summary-item {
        display: flex;
        justify-content: space-between;
        margin-bottom: 12px;
        font-size: 16px;
    }
    
    .summary-item.total {
        font-weight: bold;
        font-size: 18px;
        border-top: 1px solid #ddd;
        padding-top: 12px;
        margin-top: 12px;
    }
    
    .checkout-btn {
        display: block;
        width: 100%;
        padding: 12px;
        background-color: green;
        color: white;
        text-align: center;
        border: none;
        cursor: pointer;
        margin-top: 15px;
        border-radius: 5px;
        font-size: 16px;
        transition: opacity 0.3s;
    }
    
    .checkout-btn.red {
        background-color: red;
        margin-top: 10px;
    }
    
    .checkout-btn:hover {
        opacity: 0.9;
    }
    
    /* Footer */
    footer {
        background-color: #161b0c;
        color: white;
        text-align: center;
        padding: 15px 0;
        margin-top: auto;
        width: 100%;
    }
    
    footer p {
        margin: 0;
    }
    
    /* Ajustes responsivos */
    @media (max-width: 768px) {
        header {
        padding: 10px 15px;
        }
        
        .menu-toggle {
        display: block;
        }
        
        header nav ul {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 50px;
        left: 0;
        right: 0;
        background-color: #161b0c;
        padding: 20px 0;
        box-shadow: 0 5px 10px rgba(0,0,0,0.2);
        z-index: 1000;
        gap: 0;
        }
        
        header nav.active ul {
        display: flex;
        }
        
        header nav ul li {
        width: 100%;
        text-align: center;
        }
        
        header nav ul li a {
        display: block;
        padding: 15px;
        width: 100%;
        }
        
        .container {
        width: 95%;
        margin: 15px auto;
        padding: 15px;
        }
        
        .cart-title {
        font-size: 22px;
        margin: 15px 0;
        }
        
        th, td {
        padding: 10px 8px;
        font-size: 14px;
        }
    }
    
    @media (max-width: 576px) {
        main {
        padding-top: 70px;
        }
        
        .header {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
        padding: 12px;
        }
        
        .header span {
        margin-top: 5px;
        }
        
        .cart-title {
        font-size: 20px;
        margin: 12px 0;
        }
        
        table, th, td {
        font-size: 13px;
        }
        
        th:nth-child(4), td:nth-child(4) {
        display: none; /* Oculta columna de Total en pantallas muy pequeñas */
        }
        
        .quantity {
        flex-direction: row;
        align-items: center;
        justify-content: center;
        }
        
        .quantity button {
        padding: 4px 6px;
        font-size: 12px;
        }
        
        .order-summary {
        padding: 15px;
        }
        
        .summary-item {
        font-size: 14px;
        }
        
        .summary-item.total {
        font-size: 16px;
        }
        
        .checkout-btn {
        padding: 10px;
        font-size: 15px;
        }
    }
    
    @media (max-width: 480px) {
        .container {
        width: 100%;
        border-radius: 0;
        margin: 0;
        padding: 15px 10px;
        box-shadow: none;
        }
        
        main {
        padding-top: 60px;
        }
        
        .table-responsive {
        margin-bottom: 15px;
        }
        
        table {
        min-width: 480px;
        }
        
        th, td {
        padding: 8px 6px;
        }
        
        th:nth-child(2), td:nth-child(2) {
        display: none; /* Oculta columna de Precio en pantallas muy pequeñas */
        }
        
        .checkout-btn {
        margin-top: 12px;
        }
        
        .checkout-btn.red {
        margin-top: 8px;
        }
    }