/* --- 1. Variables Globales y Reseteo --- */
        :root {
            --primary-color: #0052cc; /* Azul corporativo */
            --secondary-color: #0a2540; /* Azul oscuro (casi negro) */
            --accent-color: #00c853;  /* Verde vibrante para CTAs */
            --text-color: #333;
            --light-gray: #f8f9fa;
            --white: #ffffff;
            --border-color: #e0e0e0;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
        }

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

        html {
            scroll-behavior: smooth; /* Efecto de scroll suave */
        }

        body {
            font-family: 'Poppins', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
            line-height: 1.7;
            color: var(--text-color);
            background-color: var(--white);
        }

        /* --- 2. Clases Utilitarias --- */
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .section {
            padding: 80px 0;
        }

        .section-title {
            text-align: center;
            font-size: 2.5rem;
            font-weight: 700;
            color: var(--secondary-color);
            margin-bottom: 15px;
        }

        .section-subtitle {
            text-align: center;
            font-size: 1.1rem;
            color: #666;
            margin-bottom: 50px;
            max-width: 700px;
            margin-left: auto;
            margin-right: auto;
        }

        .cta-button {
            display: inline-block;
            background-color: var(--accent-color);
            color: var(--white);
            padding: 12px 28px;
            border-radius: 50px;
            text-decoration: none;
            font-weight: 600;
            font-size: 1rem;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }

        .cta-button:hover {
            transform: translateY(-3px);
            box-shadow: 0 6px 15px rgba(0, 200, 83, 0.4);
        }

        .cta-button-secondary {
            background-color: transparent;
            color: var(--primary-color);
            border: 2px solid var(--primary-color);
        }

        .cta-button-secondary:hover {
            background-color: var(--primary-color);
            color: var(--white);
            box-shadow: none;
        }

        /* --- 3. Header y Navegación --- */
        .navbar {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
            width: 100%;
            background-color: var(--white);
            border-bottom: 1px solid var(--border-color);
            position: sticky; /* Navbar fija moderna */
            top: 0;
            z-index: 1000;
            transition: box-shadow 0.3s ease;
        }

        .navbar.scrolled {
            box-shadow: var(--shadow);
        }

        .nav-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .logo {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--primary-color);
            text-decoration: none;
        }

        .nav-links {
            display: flex;
            align-items: center;
            list-style: none;
        }

        .nav-links li {
            margin-left: 25px;
        }

        .nav-links a {
            text-decoration: none;
            color: var(--text-color);
            font-weight: 600;
            font-size: 0.95rem;
            position: relative;
            padding-bottom: 5px;
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background-color: var(--primary-color);
            transition: width 0.3s ease;
        }

        .nav-links a:hover::after,
        .nav-links a.active::after {
            width: 100%;
        }

        .nav-links .nav-cta {
            background-color: var(--primary-color);
            color: var(--white);
            padding: 8px 18px;
            border-radius: 50px;
            transition: background-color 0.3s ease;
        }

        .nav-links .nav-cta:hover {
            background-color: var(--secondary-color);
        }
        .nav-links .nav-cta::after {
            display: none; /* Sin subrayado para el botón */
        }

        /* --- Menú Móvil --- */
        .menu-toggle {
            display: none; /* Oculto en desktop */
            font-size: 2rem;
            background: none;
            border: none;
            cursor: pointer;
            color: var(--primary-color);
        }

        /* --- 4. Sección Hero (Home) --- */
        .hero {
            background-color: var(--light-gray);
            min-height: 90vh;
            display: flex;
            align-items: center;
            padding-top: 60px; /* Evita que el navbar pise el contenido */
        }

        .hero-content {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 40px;
        }

        .hero-text {
            flex: 1;
            max-width: 600px;
        }

        .hero-text h1 {
            font-size: 3.5rem;
            font-weight: 700;
            color: var(--secondary-color);
            line-height: 1.2;
            margin-bottom: 20px;
        }

        .hero-text h1 span {
            color: var(--primary-color);
        }

        .hero-text .subtitle {
            font-size: 1.2rem;
            margin-bottom: 30px;
            color: #555;
        }

        .hero-stats {
            display: flex;
            gap: 30px;
            margin-top: 30px;
        }

        .stat {
            background: var(--white);
            padding: 15px;
            border-radius: 8px;
            box-shadow: var(--shadow);
            border-left: 4px solid var(--accent-color);
        }

        .stat h4 {
            font-size: 1.1rem;
            color: var(--secondary-color);
        }
        .stat p {
            font-size: 0.9rem;
            color: #777;
        }

        .hero-image {
            flex: 1;
            text-align: center;
        }

        .hero-image img {
            max-width: 100%;
            height: auto;
            border-radius: 10px;
            /* Placeholder: reemplaza esto con una imagen real */
            background: #e0e0e0;
            width: 450px;
            height: 400px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #aaa;
            font-style: italic;
        }

        /* --- 5. Secciones de Contenido (Grid de Cards) --- */
        .grid-container {
            display: grid;
            /* Columnas adaptables: mínimo 300px, máximo 1fr */
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }

        .card {
            background: var(--white);
            border: 1px solid var(--border-color);
            border-radius: 10px;
            box-shadow: var(--shadow);
            overflow: hidden;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }

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

        .card-image {
            width: 100%;
            height: 200px;
            background-color: var(--light-gray);
            /* Placeholder para imagen */
            display: flex;
            align-items: center;
            justify-content: center;
            color: #aaa;
            font-size: 1.2rem;
            font-weight: 600;
        }

        .card-content {
            padding: 25px;
        }

        .card-content h3 {
            font-size: 1.4rem;
            color: var(--primary-color);
            margin-bottom: 10px;
        }

        .card-content p {
            font-size: 0.95rem;
            margin-bottom: 20px;
        }

        .card-content .read-more {
            text-decoration: none;
            color: var(--primary-color);
            font-weight: 600;
        }

        /* Sección de Servicios (para destacar "Mejor Servicio") */
        #servicios {
            background-color: var(--light-gray);
        }

        #servicios .card h3 {
            color: var(--accent-color); /* Diferenciamos servicios */
        }
        
        /* --- 6. Sección Quiénes Somos (About Us) --- */
        #quienes-somos .container {
            display: flex;
            align-items: center;
            gap: 50px;
        }

        .about-image {
            flex: 1;
        }
        
        .about-image img {
            width: 100%;
            max-width: 500px;
            height: auto;
            border-radius: 10px;
            /* Placeholder */
            background: #e0e0e0;
            height: 350px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #aaa;
            font-style: italic;
        }
        
        .about-content {
            flex: 1;
        }

        .about-content h2 {
            font-size: 2.5rem;
            color: var(--secondary-color);
            margin-bottom: 20px;
        }

        .about-content p {
            margin-bottom: 20px;
            font-size: 1.05rem;
        }

        /* --- 7. Sección Novedades --- */
        #novedades {
            background-color: var(--light-gray);
        }

        .news-item {
            display: flex;
            gap: 20px;
            background: var(--white);
            padding: 20px;
            border-radius: 8px;
            box-shadow: var(--shadow);
            margin-bottom: 20px;
        }
        
        .news-date {
            flex-shrink: 0;
            text-align: center;
            background: var(--primary-color);
            color: var(--white);
            padding: 10px;
            border-radius: 5px;
            width: 70px;
            height: 70px;
        }
        
        .news-date span {
            display: block;
            font-size: 1.8rem;
            font-weight: 700;
            line-height: 1;
        }

        .news-content h4 {
            font-size: 1.2rem;
            color: var(--secondary-color);
        }
        .news-content p {
            font-size: 0.9rem;
            color: #666;
        }


        /* --- 8. Sección Contacto --- */
        .contact-wrapper {
            display: flex;
            gap: 40px;
            background: var(--white);
            padding: 40px;
            border-radius: 10px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.07);
        }

        .contact-info {
            flex: 1;
        }
        
        .contact-info h3 {
            font-size: 1.8rem;
            color: var(--secondary-color);
            margin-bottom: 20px;
        }

        .contact-info p {
            margin-bottom: 20px;
        }

        .contact-info ul {
            list-style: none;
        }
        
        .contact-info li {
            margin-bottom: 15px;
            font-weight: 600;
        }

        .contact-form {
            flex: 1.5;
        }

        .form-group {
            margin-bottom: 20px;
        }

        .form-group label {
            display: block;
            margin-bottom: 5px;
            font-weight: 600;
        }

        .form-group input,
        .form-group textarea {
            width: 100%;
            padding: 12px;
            border: 1px solid var(--border-color);
            border-radius: 5px;
            font-family: 'Poppins', sans-serif;
            font-size: 1rem;
        }
        
        .form-group textarea {
            min-height: 120px;
            resize: vertical;
        }

        /* --- 9. Footer --- */
        .footer {
            background-color: var(--secondary-color);
            color: var(--light-gray);
            padding: 60px 0 20px;
        }
        
        .footer-container {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 30px;
            margin-bottom: 40px;
        }
        
        .footer-col {
            flex: 1;
            min-width: 200px;
        }

        .footer-col h4 {
            font-size: 1.2rem;
            margin-bottom: 15px;
            color: var(--white);
        }

        .footer-col p {
            font-size: 0.9rem;
            line-height: 1.6;
        }

        .footer-col ul {
            list-style: none;
        }

        .footer-col li {
            margin-bottom: 10px;
        }

        .footer-col a {
            text-decoration: none;
            color: var(--light-gray);
            font-size: 0.9rem;
            transition: color 0.3s ease;
        }

        .footer-col a:hover {
            color: var(--accent-color);
        }

        .footer-bottom {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid #444;
            font-size: 0.85rem;
        }

        /* --- 10. Media Queries para Responsividad --- */
        @media (max-width: 992px) {
            .hero-content {
                flex-direction: column;
                text-align: center;
            }

            .hero-text {
                max-width: 100%;
            }

            .hero-stats {
                justify-content: center;
            }

            #quienes-somos .container {
                flex-direction: column;
            }
            .about-image {
                text-align: center;
            }
        }

        @media (max-width: 768px) {
            .section-title {
                font-size: 2rem;
            }

            .hero-text h1 {
                font-size: 2.8rem;
            }

            /* --- Navegación Móvil --- */
            .nav-links {
                position: fixed;
                top: 69px; /* Altura del navbar */
                left: -100%; /* Oculto fuera de la pantalla */
                width: 100%;
                height: calc(100vh - 69px);
                background-color: var(--white);
                flex-direction: column;
                justify-content: flex-start;
                align-items: flex-start;
                padding: 40px 20px;
                transition: left 0.4s cubic-bezier(0.23, 1, 0.32, 1);
            }

            .nav-links.active {
                left: 0; /* Mostrar menú */
                box-shadow: 0 10px 20px rgba(0,0,0,0.1);
            }

            .nav-links li {
                margin: 15px 0;
                width: 100%;
            }
            
            .nav-links a {
                font-size: 1.2rem;
            }

            .nav-links .nav-cta {
                width: 100%;
                text-align: center;
                padding: 12px;
            }

            .menu-toggle {
                display: block; /* Mostrar botón de hamburguesa */
            }

            .contact-wrapper {
                flex-direction: column;
            }

            .footer-container {
                flex-direction: column;
                text-align: center;
            }
        }