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

body {
    font-family: 'Montserrat', sans-serif; /* Fuente profesional */
    line-height: 1.6;
    color: #333; /* Color de texto principal */
    background-color: #f9f9f9;
}

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

.section-padding {
    padding: 80px 0;
}

.bg-light {
    background-color: #f0f0f0;
}

/* TIPOGRAFÍA */
h1 {
    font-size: 3em;
    color: #1a1a1a;
    margin-bottom: 20px;
}

h2 {
    font-size: 2.2em;
    text-align: center;
    color: #004d99; /* Color de acento azul */
    margin-bottom: 50px;
}

h3 {
    font-size: 1.5em;
    color: #1a1a1a;
    margin-bottom: 15px;
}

.lead {
    font-size: 1.25em;
    text-align: center;
    margin-bottom: 40px;
    color: #555;
}

/* NAVEGACIÓN */
nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
}

.logo {
    font-size: 1.4em;
    font-weight: 700;
    color: #1a1a1a;
}

nav ul {
    list-style: none;
    display: flex;
}

nav ul li {
    margin-left: 30px;
}

nav ul a {
    text-decoration: none;
    color: #333;
    font-weight: 600;
    transition: color 0.3s;
}

nav ul a:hover {
    color: #004d99;
}

/* BOTONES */
.btn-primary, .btn-secondary, .btn-cta {
    text-decoration: none;
    padding: 10px 25px;
    border-radius: 5px;
    font-weight: 600;
    transition: background-color 0.3s, color 0.3s;
    display: inline-block;
}

.btn-primary { /* Botón en el nav */
    background-color: #004d99; /* Azul marino */
    color: white;
}

.btn-primary:hover {
    background-color: #003366;
}

.btn-cta { /* Botón principal en el Hero */
    background-color: #007bff; /* Un azul más vibrante */
    color: white;
    font-size: 1.1em;
    margin-top: 20px;
}

.btn-cta:hover {
    background-color: #0056b3;
}

.btn-secondary {
    background-color: transparent;
    border: 2px solid #004d99;
    color: #004d99;
}

.btn-secondary:hover {
    background-color: #004d99;
    color: white;
}

/* HERO SECTION */
.hero {
    background: linear-gradient(rgba(255, 255, 255, 0.9), rgba(255, 255, 255, 0.7)), url('img/network_bg.jpg') no-repeat center center/cover; /* Usarás una imagen de red/tecnología */
    min-height: 500px;
    display: flex;
    align-items: center;
    text-align: left;
}

.hero-content {
    padding: 100px 0;
    max-width: 700px;
}

.hero-content p {
    font-size: 1.2em;
    margin-bottom: 20px;
    color: #444;
}

/* SECCIÓN DE SERVICIOS */
.servicios-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    text-align: center;
}

.servicio-card {
    background-color: white;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s, box-shadow 0.3s;
}

.servicio-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.servicio-card i { /* Placeholder para íconos */
    font-size: 3em;
    color: #004d99;
    margin-bottom: 15px;
    display: block;
}

/* SECCIÓN DE PERFIL Y CONTACTO */
.perfil, .contacto {
    text-align: center;
}

.contacto-info p {
    margin: 10px 0;
    font-size: 1.1em;
}

/* PIE DE PÁGINA */
footer {
    background-color: #1a1a1a;
    color: white;
    text-align: center;
    padding: 20px 0;
    font-size: 0.9em;
}

/* RESPONSIVE DESIGN (Media Queries) */
@media (max-width: 768px) {
    
    .hero {
        text-align: center;
    }

    nav {
        flex-direction: column;
    }

    nav ul {
        margin-top: 15px;
        flex-direction: column;
        width: 100%;
    }

    nav ul li {
        margin: 10px 0;
    }

    .hero-content h1 {
        font-size: 2.5em;
    }

    .servicios-grid {
        grid-template-columns: 1fr;
    }
}