/* =========================================
           VARIABLES Y RESET CSS
           ========================================= */
        :root {
            --bg-dark: #121212;         /* Fondo principal muy oscuro */
            --bg-secondary: #1e1e1e;    /* Fondo secundario para tarjetas/footer */
            --text-main: #ffffff;       /* Texto blanco */
            --text-muted: #b0b0b0;      /* Texto grisáceo */
            --accent-blue: #3498db;     /* Azul principal para botones */
            --accent-blue-hover: #2980b9;
            --nav-height: 80px;
            --font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
        }

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

        body {
            font-family: var(--font-family);
            background-color: var(--bg-dark);
            color: var(--text-main);
            line-height: 1.6;
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color 0.3s ease;
        }

        ul {
            list-style: none;
        }

        /* =========================================
           HEADER & NAVEGACIÓN
           ========================================= */
        header {
            background-color: rgba(18, 18, 18, 0.95);
            height: var(--nav-height);
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0 5%;
            position: fixed;
            top: 0;
            width: 100%;
            z-index: 1000;
            backdrop-filter: blur(10px);
            border-bottom: 1px solid rgba(255,255,255,0.05);
        }

        .logo {
            font-size: 1.5rem;
            font-weight: 700;
            letter-spacing: 1px;
            color: var(--text-main);
            display: flex;
            align-items: center;
            gap: 10px;
        }
        
        /* Simulación simple de icono de logo con CSS */
        .logo-icon {
            width: 30px;
            height: 30px;
            background: linear-gradient(135deg, var(--accent-blue), #8e44ad);
            border-radius: 6px;
            display: inline-block;
        }

        nav ul {
            display: flex;
            gap: 30px;
        }

        nav ul li a {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-muted);
            position: relative;
        }

        nav ul li a:hover {
            color: var(--accent-blue);
        }

        .btn-contact {
            background-color: transparent;
            border: 2px solid var(--accent-blue);
            color: var(--accent-blue);
            padding: 8px 24px;
            border-radius: 50px;
            font-weight: 600;
            transition: all 0.3s ease;
        }

        .btn-contact:hover {
            background-color: var(--accent-blue);
            color: white;
            box-shadow: 0 0 15px rgba(52, 152, 219, 0.4);
        }

        /* =========================================
           HERO SECTION (FONDO ABSTRACTO)
           ========================================= */
        .hero {
            position: relative;
            min-height: 100vh; /* Ocupa toda la pantalla */
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            text-align: center;
            padding: 120px 20px 60px; /* Arriba padding para compensar header fijo */
            overflow: hidden;
        }

        /* Fondo abstracto con CSS (Simulación de ondas) */
        .hero-bg {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: -1;
            /* Gradientes radiales complejos para crear el efecto de ondas/luz */
            background: 
                radial-gradient(circle at 10% 20%, rgba(52, 152, 219, 0.15) 0%, transparent 40%),
                radial-gradient(circle at 90% 80%, rgba(142, 68, 173, 0.1) 0%, transparent 40%),
                radial-gradient(circle at 50% 50%, rgba(30, 30, 30, 1) 0%, var(--bg-dark) 100%);
        }

        /* Líneas decorativas abstractas */
        .wave-line {
            position: absolute;
            width: 200%;
            height: 200%;
            background: repeating-linear-gradient(
                45deg,
                transparent,
                transparent 100px,
                rgba(255, 255, 255, 0.02) 100px,
                rgba(255, 255, 255, 0.02) 102px
            );
            transform: rotate(-15deg);
            pointer-events: none;
        }

        .hero-content {
            max-width: 800px;
            z-index: 1;
            animation: fadeIn Up 1s ease-out;
        }

        h1 {
            font-size: 4rem;
            line-height: 1.1;
            margin-bottom: 20px;
            background: linear-gradient(to right, #fff, #b0b0b0);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .hero-text {
            font-size: 1.2rem;
            color: var(--text-muted);
            margin-bottom: 40px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        .btn-discover {
            background-color: var(--accent-blue);
            color: white;
            padding: 15px 40px;
            font-size: 1.1rem;
            border-radius: 5px;
            font-weight: 600;
            box-shadow: 0 10px 20px rgba(52, 152, 219, 0.3);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            display: inline-block;
        }

        .btn-discover:hover {
            transform: translateY(-3px);
            box-shadow: 0 15px 25px rgba(52, 152, 219, 0.5);
            background-color: var(--accent-blue-hover);
        }

        /* =========================================
           SECCIÓN DE CONTACTO ADICIONAL (Opcional)
           ========================================= */
        .info-section {
            padding: 60px 20px;
            background-color: #1a1a1a;
            text-align: center;
            border-top: 1px solid rgba(255,255,255,0.05);
        }
        
        .info-grid {
            display: flex;
            justify-content: center;
            gap: 40px;
            flex-wrap: wrap;
        }
        
        .info-item h3 {
            color: var(--accent-blue);
            margin-bottom: 10px;
        }

        /* =========================================
           FOOTER
           ========================================= */
        footer {
            margin-top: auto; /* Empuja el footer hacia abajo si el contenido es corto */
            background-color: var(--bg-secondary);
            padding: 60px 5% 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-col h4 {
            font-size: 1.2rem;
            margin-bottom: 20px;
            color: white;
            border-left: 3px solid var(--accent-blue);
            padding-left: 10px;
        }

        .footer-col p, .footer-col a {
            color: var(--text-muted);
            font-size: 0.9rem;
            margin-bottom: 10px;
            display: block;
        }

        .footer-col a:hover {
            color: var(--accent-blue);
            padding-left: 5px; /* Pequeña animación al hover */
        }

        .contact-data li {
            margin-bottom: 12px;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 10px;
        }
        
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            color: #666;
            font-size: 0.85rem;
        }

        /* =========================================
           MEDIA QUERIES (RESPONSIVE)
           ========================================= */
        @media (max-width: 768px) {
            h1 {
                font-size: 2.5rem;
            }

            header {
                padding: 0 20px;
                height: auto;
                flex-direction: column;
                padding-bottom: 15px;
            }

            nav ul {
                margin-top: 15px;
                gap: 15px;
                flex-wrap: wrap;
                justify-content: center;
            }
            
            .btn-contact {
                display: none; /* Ocultamos el botón grande del header en móvil para ahorrar espacio, ya que hay uno en el footer o hero */
            }

            .hero {
                padding-top: 160px;
            }
        }
        
        /* Animación suave de entrada */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }