html {
            scroll-behavior: smooth;
        }

        /* Variables de color y tipografía */
        :root {
            --primary-color: #ff6600; /* Naranja del logo */
            --secondary-color: #000000; /* Negro del logo */
            --text-color: #333;
            --bg-light-gray: #f5f5f5;
            --bg-dark: #1a1a1a;
            --font-heading: 'Montserrat', sans-serif;
            --font-body: 'Roboto', sans-serif;
        }

        /* Estilos Generales y Reseteo */
        body {
            font-family: var(--font-body);
            line-height: 1.6;
            color: var(--text-color);
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            background-color: #fff;
        }

        h1, h2, h3 {
            font-family: var(--font-heading);
            color: var(--secondary-color);
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 2rem 1rem;
        }

        .section {
            padding: 4rem 0;
            text-align: center;
        }

        .bg-dark {
            background-color: var(--bg-dark);
            color: #fff;
        }

        .bg-light-gray {
            background-color: var(--bg-light-gray);
        }

        .bg-orange{
             background-color: var(--primary-color);
        }

        /* Header y Navegación */
        .header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 1rem 2rem;
            background-color: #fff;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
        }

        .logo img {
            height: 55px;
        }

        .nav-links {
            list-style: none;
            display: flex;
            gap: 2rem;
        }

        .nav-links a {
            text-decoration: none;
            color: var(--secondary-color);
            font-weight: bold;
            transition: color 0.3s;
        }

        .nav-links a:hover {
            color: var(--primary-color);
        }

        .burger-menu {
            display: none;
        }

        /* Estilos para el menú de hamburguesa en móviles */
        @media (max-width: 768px) {
            .nav-links {
                display: none;
                flex-direction: column;
                width: 100%;
                background-color: #fff;
                position: absolute;
                top: 100%;
                left: 0;
                padding: 1rem 0;
                box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
            }

            .nav-links.show {
                display: flex;
            }

            .nav-links li {
                text-align: center;
            }

            .burger-menu {
                display: block;
                background: none;
                border: none;
                cursor: pointer;
                padding: 0;
            }

            .burger-menu span {
                display: block;
                width: 25px;
                height: 3px;
                background-color: var(--secondary-color);
                margin: 5px 0;
                transition: transform 0.3s;
            }
        }

        /* Sección de Inicio (Hero) con Parallax */
        .hero {
            height: 65vh;
            min-height: 480px;
            background-image: linear-gradient(rgba(0, 0, 0, 0.55), rgba(0, 0, 0, 0.55)), url('../img/hero.jpg');
            background-size: cover;
            background-position: center;
            background-attachment: fixed;
            display: flex;
            justify-content: center;
            align-items: center;
            color: #fff;
            text-align: center;
            padding: 0 1rem;
        }

        .hero-content {
            max-width: 850px;
            margin: 0 auto;
        }

        .hero-content h1 {
            font-size: 3rem;
            font-weight: 700;
            line-height: 1.25;
            color: #ffffff;
            margin-bottom: 1.5rem;
            text-shadow: 0 4px 10px rgba(0, 0, 0, 0.45);
            letter-spacing: -0.5px;
        }

        .hero-content p {
            font-size: 1.25rem;
            line-height: 1.6;
            color: #f3f4f6;
            margin-bottom: 2.2rem;
            text-shadow: 0 2px 6px rgba(0, 0, 0, 0.35);
            max-width: 720px;
            margin-left: auto;
            margin-right: auto;
        }

        /* Botones del Hero */
        .hero-actions {
            display: flex;
            gap: 1.25rem;
            justify-content: center;
            align-items: center;
            flex-wrap: wrap;
        }

        .btn-hero {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 0.9rem 2.2rem;
            font-size: 1.05rem;
            font-weight: bold;
            color: #ffffff;
            background-color: var(--primary-color);
            border: 2px solid var(--primary-color);
            border-radius: 50px;
            text-decoration: none;
            box-shadow: 0 4px 15px rgba(255, 102, 0, 0.35);
            transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
        }

        .btn-hero:hover {
            background-color: #e55a00;
            border-color: #e55a00;
            transform: translateY(-4px);
            box-shadow: 0 8px 25px rgba(255, 102, 0, 0.5);
            color: #fff;
        }

        .btn-hero i {
            transition: transform 0.3s ease;
        }

        .btn-hero:hover i {
            transform: translateX(5px);
        }

        .btn-hero-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 0.9rem 2.2rem;
            font-size: 1.05rem;
            font-weight: bold;
            color: #ffffff;
            background-color: transparent;
            border: 2px solid #ffffff;
            border-radius: 50px;
            text-decoration: none;
            transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
            backdrop-filter: blur(4px);
        }

        .btn-hero-secondary:hover {
            background-color: #ffffff;
            color: var(--secondary-color);
            transform: translateY(-4px);
            box-shadow: 0 8px 25px rgba(255, 255, 255, 0.25);
        }

        @media (max-width: 768px) {
            .hero-content h1 {
                font-size: 2.2rem;
            }
            .hero-content p {
                font-size: 1.05rem;
            }
            .btn-hero, .btn-hero-secondary {
                padding: 0.8rem 1.8rem;
                font-size: 0.95rem;
                width: 100%;
            }
            .hero-actions {
                flex-direction: column;
                gap: 1rem;
                max-width: 280px;
                margin: 0 auto;
            }
        }

        /* Botones */
        .btn {
            display: inline-block;
            padding: 0.75rem 2rem;
            background-color: var(--primary-color);
            color: #fff;
            text-decoration: none;
            border-radius: 50px;
            margin-top: 1rem;
            transition: transform 0.3s, background-color 0.3s;
        }

        .btn:hover {
            background-color: #e55a00;
            transform: translateY(-5px);
        }

        /* Secciones de Contenido */
        .service-grid, .benefits-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 2rem;
            margin-top: 2rem;
        }

        /* Estilo Destacado para Tarjetas de Servicios */
        .service-card {
            background-color: #fff;
            padding: 2.5rem 2rem;
            border-radius: 12px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.04);
            transition: all 0.35s cubic-bezier(0.25, 0.8, 0.25, 1);
            border: 1px solid rgba(0, 0, 0, 0.03);
            border-top: 4px solid transparent;
            display: flex;
            flex-direction: column;
            align-items: center;
            text-align: center;
        }

        .service-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 15px 30px rgba(255, 102, 0, 0.12);
            border-top-color: var(--primary-color);
            border-color: rgba(255, 102, 0, 0.1);
        }

        .service-card i {
            font-size: 2.2rem;
            color: var(--primary-color);
            background-color: rgba(255, 102, 0, 0.07);
            width: 75px;
            height: 75px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            margin-bottom: 1.5rem;
            transition: all 0.35s ease;
        }

        .service-card:hover i {
            background-color: var(--primary-color);
            color: #fff;
            transform: rotateY(180deg);
        }

        .service-card h3 {
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: 0.75rem;
            color: var(--secondary-color);
        }

        .service-card p {
            font-size: 0.92rem;
            color: #666;
            line-height: 1.6;
            margin: 0;
        }

        /* Estilo para Tarjetas de Beneficios */
        .benefit-card {
            background-color: #fff;
            padding: 2rem;
            border-radius: 10px;
            box-shadow: 0 4px 8px rgba(0, 0, 0, 0.08);
            transition: transform 0.3s, box-shadow 0.3s;
            border: 1px solid rgba(0, 0, 0, 0.03);
        }

        .benefit-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 8px 16px rgba(0, 0, 0, 0.15);
        }

        .benefit-card i {
            font-size: 3rem;
            color: var(--primary-color);
            margin-bottom: 1rem;
        }
        
        /* Sección de Contacto a 2 columnas */
        .contact-content {
            display: flex;
            gap: 4rem;
            text-align: left;
            margin-top: 3rem;
        }

        .contact-info-container, .contact-form-container {
            flex: 1;
        }

        .contact-info-container h3 {
            color: var(--primary-color);
        }

        .contact-info-container p {
            display: flex;
            align-items: center;
            gap: 1rem;
        }

        /* Formulario de Contacto (estilo mejorado) */
        .contact-form {
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
        }

        .form-group {
            position: relative;
        }

        .form-group input,
        .form-group textarea {
            width: 100%;
            padding: 0.75rem 0;
            border: none;
            border-bottom: 2px solid #ccc;
            font-family: var(--font-body);
            background: transparent;
            transition: border-bottom-color 0.3s;
        }

        .form-group input:focus,
        .form-group textarea:focus {
            outline: none;
            border-bottom-color: var(--primary-color);
        }

        .form-group label {
            position: absolute;
            top: 0.75rem;
            left: 0;
            color: #777;
            pointer-events: none;
            transition: all 0.3s ease;
        }

        .form-group input:focus + label,
        .form-group input:not(:placeholder-shown) + label,
        .form-group textarea:focus + label,
        .form-group textarea:not(:placeholder-shown) + label {
            transform: translateY(-20px) scale(0.8);
            color: var(--primary-color);
        }

        /* Animaciones */
        .animate-on-scroll {
            opacity: 0;
            transform: translateY(20px);
            transition: opacity 0.6s ease-out, transform 0.6s ease-out;
        }

        .animate-on-scroll.is-visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* Footer */
        .footer {
            background-color: var(--secondary-color);
            color: #fff;
            text-align: center;
            padding: 1.5rem 0;
        }

        .footer .login-link {
            color: var(--primary-color);
            text-decoration: none;
            font-weight: bold;
            margin-top: 10px;
            display: block;
        }

        /* Media queries para adaptar la sección de contacto en móvil */
        @media (max-width: 768px) {
            .contact-content {
                flex-direction: column;
            }
        }

        #flota {
            background-image: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url('../img/parallax.jpg');
            background-size: cover;
            background-position: center;
            background-attachment: fixed;
            color: white;
            text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
        }

        .sticky-whatsapp {
            position: fixed;
            left: 20px;
            bottom: 20px;
            height: 60px;
            width: 60px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: #50c100;
            border-radius: 30px;
            text-decoration: none;
        }
        .sticky-whatsapp:hover {
            background: #337405;
        }
        .sticky-whatsapp i {
            font-size: 30px;
            color: #fff;
        }

        /* ==========================================================================
           Promo Banner - Expo Supply Chain ACACIA 2026
           ========================================================================== */
        .promo-banner {
            background: linear-gradient(135deg, var(--primary-color), #ff8833);
            color: #fff;
            padding: 0.75rem 3.5rem 0.75rem 1.5rem;
            font-size: 0.95rem;
            position: relative;
            z-index: 1100;
            box-shadow: 0 3px 15px rgba(255, 102, 0, 0.25);
            display: flex;
            justify-content: center;
            align-items: center;
            border-bottom: 2px solid rgba(0, 0, 0, 0.15);
        }
        
        .promo-container {
            display: flex;
            align-items: center;
            gap: 10px;
            max-width: 1200px;
            justify-content: center;
            text-align: center;
        }
        
        .banner-icon {
            font-size: 1.25rem;
            animation: pulse-icon 2.5s infinite;
        }
        
        .promo-close {
            background: none;
            border: none;
            color: #fff;
            font-size: 1.6rem;
            cursor: pointer;
            position: absolute;
            right: 1.5rem;
            top: 50%;
            transform: translateY(-50%);
            opacity: 0.8;
            transition: opacity 0.2s, transform 0.2s;
            display: flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
        }
        
        .promo-close:hover {
            opacity: 1;
            transform: translateY(-50%) scale(1.1);
        }
        
        @keyframes pulse-icon {
            0% { transform: scale(1); opacity: 1; }
            50% { transform: scale(1.2); opacity: 0.8; }
            100% { transform: scale(1); opacity: 1; }
        }

        /* ==========================================================================
           Sección de Sistemas y Recompensas (Interactivos)
           ========================================================================== */
        .sistemas-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 2.5rem;
            margin-top: 2rem;
        }
        
        .sistema-card {
            background-color: #fff;
            padding: 2.5rem 2rem;
            border-radius: 15px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.05);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            border: 1px solid rgba(0,0,0,0.06);
            text-align: left;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }
        
        .sistema-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 15px 35px rgba(255, 102, 0, 0.12);
        }
        
        .sistema-card h3 {
            font-size: 1.5rem;
            margin-bottom: 1rem;
            font-weight: 700;
            color: var(--secondary-color);
        }
        
        .card-icon {
            font-size: 2.5rem;
            color: var(--primary-color);
            margin-bottom: 1.5rem;
        }
        
        .card-desc {
            color: #666;
            font-size: 0.95rem;
            margin-bottom: 1.5rem;
        }
        
        .sistema-features li {
            font-size: 0.9rem;
            color: #555;
            font-weight: 500;
        }
        
        /* ==========================================================================
           Estilos para la Sección FAQ (Preguntas Frecuentes)
           ========================================================================== */
        #faq {
            background-color: #ffffff;
        }
        
        .accordion-item {
            background-color: transparent;
            border-bottom: 1px solid #eef0f2;
        }
        
        .accordion-button {
            padding: 1.25rem 1rem;
            background-color: transparent;
            transition: color 0.25s ease, background-color 0.25s ease;
        }
        
        .accordion-button:not(.collapsed) {
            color: var(--primary-color) !important;
            background-color: #fffaf7;
            box-shadow: none;
        }
        
        .accordion-button:focus {
            box-shadow: 0 0 0 0.2rem rgba(255, 102, 0, 0.15);
            border-color: rgba(255, 102, 0, 0.25);
            outline: 0;
        }
        
        .accordion-button::after {
            background-size: 1rem;
            transition: transform 0.2s ease-in-out;
        }
        
        .accordion-body {
            background-color: #fafafa;
            border-radius: 0 0 8px 8px;
            padding: 1.25rem;
        }

        /* Banner Responsive tweaks */
        @media (max-width: 768px) {
            .promo-banner {
                padding-right: 3.5rem;
                font-size: 0.85rem;
                line-height: 1.3;
            }
            .sistemas-grid, .flota-grid {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
            .sistema-card, .flota-card {
                padding: 2rem 1.5rem;
            }
        }

        /* Estilos de Flota y Cobertura (Tarjetas Translúcidas) */
        .flota-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 2rem;
            margin-top: 2rem;
        }
        
        .flota-card {
            background: rgba(255, 255, 255, 0.05);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            border: 1px solid rgba(255, 255, 255, 0.12);
            padding: 2.5rem 2rem;
            border-radius: 12px;
            transition: transform 0.3s ease, border-color 0.3s ease, background-color 0.3s ease;
            text-align: center;
        }
        
        .flota-card:hover {
            transform: translateY(-8px);
            background: rgba(255, 255, 255, 0.09);
            border-color: var(--primary-color);
        }
        
        .flota-card i {
            font-size: 2.5rem;
            color: var(--primary-color);
            margin-bottom: 1.25rem;
            display: block;
            text-shadow: 0 0 10px rgba(255, 102, 0, 0.3);
        }
        
        .flota-card h3 {
            color: #ffffff;
            font-size: 1.25rem;
            margin-bottom: 0.75rem;
            font-weight: 700;
        }
        
        .flota-card p {
            font-size: 0.92rem;
            color: #d1d5db;
            line-height: 1.6;
            margin: 0;
        }