.payment-container {
            max-width: 800px;
            width: 100%;
            background: var(--card-bg);
            padding: 30px;
            border-radius: 12px;
            box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
        }

        h2 {
            text-align: center;
            color: var(--primary-color);
            margin-bottom: 30px;
            font-size: 1.8rem;
        }

        .payment-section {
            margin-bottom: 25px;
        }

        .payment-section h3 {
            font-size: 1.1rem;
            color: #64748b;
            border-bottom: 2px solid var(--border-color);
            padding-bottom: 8px;
            margin-bottom: 15px;
        }

        .grid-methods {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
            gap: 15px;
        }

        .method-card {
            border: 2px solid var(--border-color);
            border-radius: 8px;
            padding: 15px;
            text-align: center;
            cursor: pointer;
            transition: all 0.2s ease-in-out;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            background: #fff;
        }

        .method-card:hover {
            border-color: #3b82f6;
            background-color: #f0f7ff;
            transform: translateY(-2px);
        }

        /* Estilos para los inputs de radio ocultos */
        .method-card input[type="radio"] {
            display: none;
        }

        /* Estado seleccionado */
        .method-card input[type="radio"]:checked + .card-content {
            color: #3b82f6;
        }
        
        .method-card:has(input[type="radio"]:checked) {
            border-color: #3b82f6;
            background-color: #f0f7ff;
            box-shadow: 0 0 0 1px #3b82f6;
        }

        .card-content i {
            font-size: 2rem;
            margin-bottom: 8px;
            display: block;
        }

        .card-content span {
            font-size: 0.9rem;
            font-weight: 600;
            display: block;
        }

        /* Colores personalizados para marcas */
        .fa-cc-visa { color: #1a1f71; }
        .fa-cc-mastercard { color: #eb001b; }
        .fa-cc-amex { color: #016fd0; }
        .fa-paypal { color: #003087; }
        
        /* Textos personalizados para los que no tienen icono oficial */
        .custom-icon {
            font-style: normal;
            font-weight: bold;
            font-size: 1.5rem !important;
            height: 32px;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .bizum-color { color: #00bef0; }
        .zelle-color { color: #7414ca; }
        .fa-bank { color: #475569; }
        .fa-money-bill-wave { color: #16a34a; }

        .btn-submit {
            display: block;
            width: 100%;
            background-color: #2563eb;
            color: white;
            border: none;
            padding: 15px;
            font-size: 1rem;
            font-weight: bold;
            border-radius: 8px;
            margin-top: 30px;
            cursor: pointer;
            transition: background 0.2s;
        }

        .btn-submit:hover {
            background-color: #1d4ed8;
        }