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

        body {
            font-family: 'Open Sans', sans-serif;
            line-height: 1.6;
            color: #333;
            overflow-x: hidden;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* Header */
        .header {
            background: #fff;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
            z-index: 1000;
        }

        .nav-wrapper {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 1rem 0;
        }

        .logo img {
            height: 100px;
        }

        .navigation {
            display: flex;
            gap: 2rem;
        }

        .navigation a {
            text-decoration: none;
            color: #8B4513;
            font-weight: 600;
            transition: color 0.3s;
        }

        .navigation a:hover {
            color: #D2691E;
        }

        /* Mobile Menu Toggle */
        .mobile-menu-toggle {
            display: none;
            flex-direction: column;
            background: none;
            border: none;
            cursor: pointer;
            padding: 5px;
            z-index: 1001;
        }

        .hamburger-line {
            width: 25px;
            height: 3px;
            background: #8B4513;
            margin: 3px 0;
            transition: all 0.3s ease;
            border-radius: 2px;
        }

        /* Mobile Menu Animation */
        .mobile-menu-toggle.active .hamburger-line:nth-child(1) {
            transform: rotate(45deg) translate(6px, 6px);
        }

        .mobile-menu-toggle.active .hamburger-line:nth-child(2) {
            opacity: 0;
        }

        .mobile-menu-toggle.active .hamburger-line:nth-child(3) {
            transform: rotate(-45deg) translate(6px, -6px);
        }

        /* Hero Section */
        .hero {
            background:
                /* Gradiente principal sobre la marca de agua */
                linear-gradient(135deg, rgba(139, 69, 19, 0.85) 0%, rgba(210, 105, 30, 0.85) 100%),
                /* Imagen de marca de agua de la chica en el gym */
                url('img/2.png');
            background-size: cover, 60% auto;
            background-position: center, right bottom;
            background-repeat: no-repeat, no-repeat;
            background-attachment: fixed, local;
            color: white;
            padding: 4rem 0;
            min-height: 100vh;
            display: flex;
            align-items: center;
            position: relative;
        }

        /* Capa adicional para mejorar la legibilidad del texto */
        .hero::before {
            content: none;
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(135deg, rgba(139, 69, 19, 0.1) 0%, rgba(210, 105, 30, 0.2) 100%);
            z-index: 1;
        }



        /* Desktop: dos columnas */
        .hero-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            /* izquierda y derecha */
            align-items: center;
            gap: 2rem;
        }

        /* Mobile: una columna, con la imagen en el medio */
        @media (max-width: 768px) {
            .hero-content {
                grid-template-columns: 1fr;
                /* solo una columna */
            }

            /* Cambiar el orden */
            .hero-left {
                order: 1;
                /* primero el título */
                text-align: center;
                /* opcional: centrar contenido en mobile */
            }

            .hero-right {
                order: 2;
                /* luego la imagen */
                text-align: center;
            }

            .hero-right img {
                max-width: 100%;
                height: auto;
            }

            .price-section {
                order: 3;
                /* después de la imagen viene el resto */
                margin-top: 1rem;
            }
        }


        .hero h1 {
            font-size: 3rem;
            font-weight: 700;
            margin-bottom: 1rem;
            line-height: 1.2;
        }

        .highlight {
            color: #FFD700;
            text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
        }

        .hero-subtitle {
            font-size: 1.2rem;
            margin-bottom: 2rem;
            opacity: 0.9;
        }

        .price-section {
            background: rgba(255, 255, 255, 0.1);
            padding: 1.5rem;
            border-radius: 10px;
            margin-bottom: 2rem;
            text-align: center;
        }

        .price-before {
            font-size: 1rem;
            opacity: 0.8;
        }

        .old-price {
            text-decoration: line-through;
            color: #ffaaaa;
        }

        .price-now {
            font-size: 2rem;
            font-weight: 700;
            margin: 0.5rem 0;
        }

        .new-price {
            color: #FFD700;
        }

        .discount {
            background: #FF6B35;
            color: white;
            padding: 0.5rem 1rem;
            border-radius: 25px;
            font-weight: 700;
            display: inline-block;
            margin: 0.5rem 0;
        }

        .urgency {
            font-size: 0.9rem;
            font-style: italic;
            opacity: 0.9;
        }

        .cta-buttons {
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
        }

        .btn-primary,
        .btn-secondary {
            padding: 1rem 2rem;
            border-radius: 50px;
            text-decoration: none;
            font-weight: 600;
            text-align: center;
            transition: all 0.3s;
            border: none;
            cursor: pointer;
            font-size: 1.1rem;
        }

        .btn-primary {
            background: #FFD700;
            color: #8B4513;
            box-shadow: 0 4px 15px rgba(255, 215, 0, 0.3);
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(255, 215, 0, 0.4);
        }

        .btn-secondary {
            background: transparent;
            color: white;
            border: 2px solid white;
        }

        .btn-secondary:hover {
            background: white;
            color: #8B4513;
        }

        .hero-model {
            width: 100%;
            max-width: 500px;
            height: auto;
            border-radius: 20px;
        }

        /* Benefits Section */
        .benefits {
            padding: 5rem 0;
            background: linear-gradient(135deg, #f8f8f8 0%, #f0f0f0 50%, #f8f4e6 100%);
        }

        .benefits h2 {
            text-align: center;
            font-size: 2.5rem;
            color: #8B4513;
            margin-bottom: 3rem;
        }

        .benefits-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
        }

        .benefit-card {
            background: linear-gradient(135deg, #ffffff 0%, #fefefe 50%, #fffbf0 100%);
            padding: 2rem;
            border-radius: 15px;
            text-align: center;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
            transition: transform 0.3s;
        }

        .benefit-card:hover {
            transform: translateY(-5px);
        }

        .benefit-card .icon {
            font-size: 3rem;
            margin-bottom: 1rem;
        }

        .benefit-card h3 {
            color: #8B4513;
            margin-bottom: 1rem;
            font-size: 1.3rem;
        }

        /* Ingredients Section */
        .ingredients {
            padding: 5rem 0;
            background: linear-gradient(135deg, #ffffff 0%, #fefefe 50%, #fffbf0 100%);
        }

        .ingredients h2 {
            text-align: center;
            font-size: 2.5rem;
            color: #8B4513;
            margin-bottom: 3rem;
        }

        .ingredients-list {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 2rem;
        }

        .ingredient {
            padding: 2rem;
            border-left: 4px solid #D2691E;
            background: linear-gradient(135deg, #f9f9f9 0%, #f5f5f5 50%, #f8f4e6 100%);
            border-radius: 10px;
        }

        .ingredient h4 {
            color: #8B4513;
            font-size: 1.2rem;
            margin-bottom: 1rem;
        }

        /* Usage Section */
        .usage {
            padding: 5rem 0;
            background: linear-gradient(135deg, #f8f8f8 0%, #f2f2f2 50%, #f5f1e8 100%);
        }

        .usage h2 {
            text-align: center;
            font-size: 2.5rem;
            color: #8B4513;
            margin-bottom: 3rem;
        }

        .usage-steps {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
        }

        .step {
            background: linear-gradient(135deg, #ffffff 0%, #fcfcfc 50%, #fffaf2 100%);
            padding: 2rem;
            border-radius: 15px;
            text-align: center;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
            position: relative;
        }

        .step-number {
            background: #8B4513;
            color: white;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.2rem;
            margin: 0 auto 1rem;
        }

        .step img {
            width: 100%;
            max-width: 200px;
            height: 150px;
            object-fit: cover;
            object-position: center;
            border-radius: 10px;
            margin-bottom: 1rem;
            /* Forzar tamaño fijo para consistencia */
            min-height: 150px;
            max-height: 150px;
        }

        .step h4 {
            color: #8B4513;
            margin-bottom: 0.5rem;
        }

        /* How to Order Section */
        .how-to-order {
            padding: 5rem 0;
            background: linear-gradient(135deg, #ffffff 0%, #fdfdfd 50%, #fff8f0 100%);
        }

        .how-to-order h2 {
            text-align: center;
            font-size: 2.5rem;
            color: #8B4513;
            margin-bottom: 2rem;
        }

        .payment-info {
            background: #E8F5E8;
            padding: 2rem;
            border-radius: 15px;
            text-align: center;
            margin-bottom: 3rem;
            border: 2px solid #4CAF50;
        }

        .payment-info strong {
            color: #2E7D32;
        }

        .order-steps {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 2rem;
        }

        .order-step {
            background: linear-gradient(135deg, #f9f9f9 0%, #f6f6f6 50%, #f7f3ea 100%);
            padding: 2rem;
            border-radius: 15px;
            text-align: center;
            box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1);
        }

        .order-step img {
            width: 100%;
            max-width: 200px;
            height: 150px;
            object-fit: cover;
            border-radius: 10px;
            margin-bottom: 1rem;
        }

        /* Order Form Section */
        .order-form {
            padding: 5rem 0;
            background: linear-gradient(135deg, #8B4513 0%, #D2691E 100%);
            color: white;
        }

        .form-wrapper {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3rem;
            align-items: center;
        }

        .form-left {
            display: flex;
            justify-content: center;
            /* centra horizontal */
            align-items: center;
            /* centra vertical */
        }

        .form-left img {
            width: 100%;
            max-width: 400px;
            height: auto;
            display: block;
        }


        .form-right h2 {
            font-size: 2.2rem;
            margin-bottom: 1rem;
            text-align: center;
        }

        .form-price {
            margin-bottom: 2rem;
            text-align: center;
        }

        .form-price .old-price {
            text-decoration: line-through;
            opacity: 1;
            margin-right: 1rem;

        }

        .form-price .new-price {
            font-size: 2rem;
            color: #FFD700;
            font-weight: 700;
        }

        .discount-badge {
            background: #FF6B35;
            padding: 0.3rem 0.8rem;
            border-radius: 20px;
            font-size: 0.8rem;
            margin-left: 1rem;
        }

        .form-group {
            margin-bottom: 1.5rem;
        }

        .form-group input,
         .form-group select {
            width: 100%;
            padding: 1rem;
            border: none;
            border-radius: 10px;
            font-size: 1rem;
            background: rgba(255, 255, 255, 0.9);
        }

        .form-group input:focus {
            outline: none;
            background: white;
            box-shadow: 0 0 10px rgba(255, 215, 0, 0.5);
        }

        .error-message {
            color: #FFB6C1;
            font-size: 0.8rem;
            margin-top: 0.5rem;
            display: block;
        }

        .checkbox-group {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            margin-bottom: 1.5rem;
        }

        .checkbox-group input[type="checkbox"] {
            width: auto;
        }

        .btn-order {
            width: 100%;
            background: #FFD700;
            color: #8B4513;
            border: none;
            padding: 1.2rem;
            border-radius: 50px;
            font-size: 1.2rem;
            font-weight: 700;
            cursor: pointer;
            transition: all 0.3s;
        }

        .btn-order:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(255, 215, 0, 0.4);
        }

        .delivery-info {
            margin-top: 2rem;
            font-size: 0.9rem;
        }

        .delivery-info p {
            margin-bottom: 0.5rem;
        }

        /* Testimonials */
        .testimonials {
            padding: 5rem 0;
            background: linear-gradient(135deg, #f8f8f8 0%, #f4f4f4 50%, #f7f3ea 100%);
        }

        .testimonials h2 {
            text-align: center;
            font-size: 2.5rem;
            color: #8B4513;
            margin-bottom: 3rem;
        }

        .testimonials-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
        }

        .testimonial {
            background: white;
            padding: 2rem;
            border-radius: 15px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
            text-align: center;
        }

        .testimonial img {
            width: 80px;
            height: 80px;
            border-radius: 50%;
            object-fit: cover;
            margin-bottom: 1rem;
        }

        .testimonial p {
            font-style: italic;
            margin-bottom: 1rem;
            color: #555;
        }

        .testimonial h5 {
            color: #8B4513;
            font-weight: 600;
            margin-bottom: 0.5rem;
        }

        .stars {
            color: #FFD700;
        }

        /* Call Warning */
        .call-warning {
            padding: 3rem 0;
            background: linear-gradient(135deg, #fff3cd 0%, #ffeaa7 50%, #fff8e1 100%);
        }

        .warning-box {
            background: linear-gradient(135deg, #ffeaa7 0%, #fdd835 50%, #fff8e1 100%);
            padding: 2rem;
            border-radius: 15px;
            text-align: center;
            border: 2px solid #fdcb6e;
        }

        .warning-box h3 {
            color: #d63031;
            margin-bottom: 1rem;
        }

        /* FAQ Section */
        .faq {
            padding: 5rem 0;
            background: linear-gradient(135deg, #ffffff 0%, #fcfcfc 50%, #fffaf2 100%);
        }

        .faq h2 {
            text-align: center;
            font-size: 2.5rem;
            color: #8B4513;
            margin-bottom: 3rem;
        }

        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: linear-gradient(135deg, #f9f9f9 0%, #f5f5f5 50%, #f7f3ea 100%);
            padding: 2rem;
            margin-bottom: 1rem;
            border-radius: 10px;
            border-left: 4px solid #D2691E;
        }

        .faq-item h4 {
            color: #8B4513;
            margin-bottom: 1rem;
            font-size: 1.1rem;
        }

        /* Footer */
        .footer {
            background: #2c2c2c;
            color: white;
            padding: 3rem 0;
            text-align: center;
        }

        .disclaimer {
            margin-bottom: 2rem;
            max-width: 800px;
            margin-left: auto;
            margin-right: auto;
        }

        .footer-links {
            display: flex;
            justify-content: center;
            gap: 2rem;
            flex-wrap: wrap;
        }

        .footer-links a {
            color: white;
            text-decoration: none;
        }

        .footer-links a:hover {
            color: #D2691E;
        }

        /* Back to Top Button */
        .back-to-top {
            position: fixed;
            bottom: 2rem;
            right: 2rem;
            background: #8B4513;
            color: white;
            border: none;
            width: 50px;
            height: 50px;
            border-radius: 50%;
            font-size: 1.2rem;
            cursor: pointer;
            display: none;
            z-index: 1000;
            transition: all 0.3s;
        }

        .back-to-top:hover {
            background: #D2691E;
            transform: translateY(-2px);
        }

        /* Exit Popup */
        .exit-popup {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.4);
            display: none;
            z-index: 10000;
            align-items: center;
            justify-content: center;
        }

        .popup-overlay {
            background: white;
            max-width: 800px;
            width: 90%;
            border-radius: 20px;
            overflow: hidden;
            position: relative;
            animation: popupSlide 0.3s ease-out;
            box-shadow:
                /* Solo brillo dorado difuminado */
                0 0 40px rgba(255, 215, 0, 0.8),
                0 0 80px rgba(255, 215, 0, 0.4),
                0 0 120px rgba(255, 215, 0, 0.2);
        }

        @keyframes popupSlide {
            from {
                transform: scale(0.8);
                opacity: 0;
            }

            to {
                transform: scale(1);
                opacity: 1;
            }
        }

        .popup-close {
            position: absolute;
            top: 1rem;
            right: 1rem;
            background: none;
            border: none;
            font-size: 2rem;
            cursor: pointer;
            color: #888;
            z-index: 10001;
        }

        .popup-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            min-height: 400px;
            border-radius: 15px;
            position: relative;
            background: white;
        }

        .popup-overlay::before {
            content: '';
            position: absolute;
            top: -30px;
            left: -30px;
            right: -30px;
            bottom: -30px;
            background:
                /* Gradiente dorado difuminado */
                radial-gradient(ellipse at center,
                    rgba(255, 215, 0, 0.6) 0%,
                    rgba(255, 215, 0, 0.4) 30%,
                    rgba(255, 215, 0, 0.2) 60%,
                    transparent 100%);
            border-radius: 50px;
            z-index: -1;
            animation: goldGlow 3s ease-in-out infinite alternate;
        }





        @keyframes goldGlow {
            0% {
                opacity: 0.6;
                transform: scale(1);
            }

            100% {
                opacity: 0.8;
                transform: scale(1.1);
            }
        }

        .popup-left {
            background: #f8f8f8;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 2rem;
        }

        .popup-left img {
            width: 100%;
            max-width: 300px;
            height: 400px;
            object-fit: cover;
            object-position: center;
            border-radius: 10px;
        }

        .popup-right {
            padding: 2rem;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .popup-right h3 {
            color: #8B4513;
            font-size: 1.8rem;
            margin-bottom: 1rem;
            text-align: center;
        }

        .popup-price {
            margin-bottom: 1rem;
            text-align: center;
        }

        .popup-old-price {
            text-decoration: line-through;
            color: #999;
            margin-right: 1rem;
        }

        .popup-new-price {
            font-size: 1.8rem;
            color: #8B4513;
            font-weight: 700;
        }

        .popup-discount {
            background: #FF6B35;
            color: white;
            padding: 0.5rem 1rem;
            border-radius: 20px;
            font-weight: 700;
            display: block;
            margin: 0 auto 1.5rem auto;
            text-align: center;
            width: fit-content;
        }

        .btn-popup {
            background: #8B4513;
            color: white;
            border: none;
            padding: 1rem 2rem;
            border-radius: 50px;
            font-weight: 700;
            cursor: pointer;
            transition: all 0.3s;
            font-size: 1.1rem;
        }

        .btn-popup:hover {
            background: #D2691E;
            transform: translateY(-2px);
        }

        /* Responsive Design */
        @media (max-width: 768px) {

            .hero-content,
            .form-wrapper,
            .popup-content {
                grid-template-columns: 1fr;
                gap: 2rem;
            }

            .hero {
                padding: 2rem 0;
                text-align: center;
            }

            .hero h1 {
                font-size: 2rem;
            }

            /* Mobile Navigation */
            .nav-wrapper {
                position: relative;
            }

            .mobile-menu-toggle {
                display: flex;
            }

            .navigation {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: white;
                flex-direction: column;
                padding: 1rem;
                box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
                z-index: 1000;
                border-radius: 0 0 10px 10px;
            }

            .navigation.active {
                display: flex;
            }

            .navigation a {
                padding: 1rem 0;
                border-bottom: 1px solid #f0f0f0;
                text-align: center;
                font-size: 1.1rem;
            }

            .navigation a:last-child {
                border-bottom: none;
            }

            .benefits-grid,
            .usage-steps,
            .order-steps {
                grid-template-columns: 1fr;
            }

            .cta-buttons {
                flex-direction: column;
            }

            .btn-primary,
            .btn-secondary {
                width: 100%;
            }

            .container {
                padding: 0 15px;
            }

            .popup-content {
                min-height: auto;
            }

            .popup-left {
                order: 2;
            }

            .popup-right {
                order: 1;
            }

            /* Versión responsive: ocultar la imagen en celulares */
            @media (max-width: 768px) {
                .popup-content {
                    grid-template-columns: 1fr;
                    /* solo una columna en móvil */
                }

                .popup-left {
                    display: none;
                    /* ocultar la imagen */
                }
            }


        }

        @media (max-width: 768px) {

            /* haz que hero-content sea columna única */
            .hero-content {
                display: grid;
                grid-template-columns: 1fr;
                gap: 1rem;
            }

            /* convierte el wrapper .hero-left en transparente para layout */
            .hero-left {
                display: contents;
                /* sus hijos se comportan como si fuesen hijos directos de .hero-content */
            }

            /* ahora colocamos por filas explicitamente */
            .hero-left>h1 {
                grid-row: 1;
                text-align: center;
            }

            .hero-right {
                grid-row: 2;
                justify-self: center;
            }

            .hero-left>.hero-subtitle {
                grid-row: 3;
                text-align: center;
            }

            .hero-left>.price-section {
                grid-row: 4;
                text-align: center;
                margin-top: 1rem;
            }

            /* imagen responsive */
            .hero-right img,
            .hero-model {
                max-width: 100%;
                height: auto;
                display: block;
            }
        }