* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
}

body {
    color: #fff;
    line-height: 1.8;
}

/* Barra superior con logo y menú */
.top-bar {
    background: #000;
    padding: 15px 10%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: fixed;
    width: 100%;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.logo-container {
    height: 60px;
}

.logo-container img {
    height: 100%;
    width: auto;
    max-width: 200px;
}

/* Menú de navegación */
.nav-menu {
    display: flex;
    list-style: none;
}

.nav-menu li {
    margin-left: 30px;
    position: relative;
}

.nav-menu a {
    color: #fff;
    text-decoration: none;
    font-weight: 500;
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 1px;
    transition: color 0.3s;
}

.nav-menu a:hover {
    color: #2ecc71;
}

.nav-menu a.active {
    color: #2ecc71;
    font-weight: 600;
}

/* Hero Section */
.hero {
    background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), 
                url('ciudad.jpg')no-repeat center/cover;
    background-size: cover;
    background-position: center;
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 0 10%;
    text-align: center;
    padding-top: 90px;
}

.company-name {
    color: #2ecc71;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    letter-spacing: 2px;
}

h1 {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 3px;
}

.hero p {
    font-size: 1.2rem;
    max-width: 800px;
    margin: 0 auto 2rem;
}

.btn {
    display: inline-block;
    background: #2ecc71;
    color: #000;
    padding: 12px 30px;
    text-decoration: none;
    font-weight: 600;
    border-radius: 30px;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.btn:hover {
    background: #27ae60;
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

/* Secciones de contenido */
.about {
    background: #fff;
    color: #000;
    padding: 100px 10%;
    text-align: center;
}

.about h2 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: #2ecc71;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.about p {
    max-width: 800px;
    margin: 0 auto;
    font-size: 1.1rem;
    color: #333;
}

.contact {
    background: #000;
    padding: 80px 10%;
    text-align: center;
}

.contact h2 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: #2ecc71;
    text-transform: uppercase;
}

.contact-info {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 40px;
    margin-top: 40px;
}

.contact-item {
    flex: 1;
    min-width: 250px;
}

.contact-item h3 {
    color: #2ecc71;
    margin-bottom: 15px;
    font-size: 1.3rem;
}

.contact-item p, .contact-item a {
    color: #fff;
    text-decoration: none;
}

footer {
    background: #111;
    padding: 30px 10%;
    text-align: center;
    font-size: 0.9rem;
}

/* Menú hamburguesa para móviles */
.menu-toggle {
    display: none;
    cursor: pointer;
}

@media (max-width: 768px) {
    h1 {
        font-size: 2rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    .top-bar {
        padding: 10px 5%;
    }
    
    .logo-container {
        height: 50px;
    }
    
    .company-name {
        font-size: 2rem;
    }
    
    .nav-menu {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background: #000;
        flex-direction: column;
        align-items: center;
        padding-top: 30px;
        transition: 0.3s;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-menu li {
        margin: 15px 0;
    }
    
    .menu-toggle {
        display: block;
        color: #fff;
        font-size: 1.5rem;
    }
}