/* Reset y tipografía */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Roboto', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
}

a {
    text-decoration: none;
    color: inherit;
}

/* Header y Navegación */
header {
    background: linear-gradient(135deg, #007BFF, #0056b3);
    color: white;
    padding: 1rem 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.logo-img {
    width: 40px; /* Tamaño pequeño fijo */
    height: 40px;
    object-fit: contain; /* Mantiene proporciones sin distorsión */
    border-radius: 4px; /* Bordes redondeados opcionales para un look moderno */
    flex-shrink: 0; /* Evita que la imagen se achique */
}
.logo span {
    /* El texto se ajusta automáticamente */
}

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

.nav-menu li {
    position: relative;
}

.nav-menu a {
    padding: 0.5rem 1rem;
    transition: background 0.3s;
    border-radius: 5px;
}

.nav-menu a:hover {
    background: rgba(255,255,255,0.2);
}

.submenu {
    position: absolute;
    top: 100%;
    left: 0;
    background: white;
    color: #333;
    min-width: 200px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s;
    list-style: none;
    border-radius: 5px;
}

.nav-menu li:hover .submenu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.submenu li a {
    display: block;
    padding: 0.75rem 1rem;
    color: #333;
}

.submenu li a:hover {
    background: #007BFF;
    color: white;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: white;
    transition: 0.3s;
}

/* Main Content */
main {
    margin-top: 80px; /* Espacio para header fijo */
    max-width: 1200px;
    margin: 80px auto 0;
    padding: 2rem;
}

.hero {
    text-align: center;
    padding: 4rem 0;
    background: linear-gradient(135deg, #007BFF, #28A745);
    color: white;
    border-radius: 10px;
    margin-bottom: 2rem;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.section {
    background: white;
    padding: 2rem;
    margin-bottom: 2rem;
    border-radius: 10px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.05);
}

.section h2 {
    color: #007BFF;
    margin-bottom: 1rem;
    font-size: 2rem;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 1rem;
}

.card {
    background: #f8f9fa;
    padding: 1.5rem;
    border-radius: 8px;
    text-align: center;
    transition: transform 0.3s;
}

.card:hover {
    transform: translateY(-5px);
}

.card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 1rem;
}

/* Contacto */
.contact {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    gap: 2rem;
    margin-top: 2rem;
}

.contact-item {
    text-align: center;
    flex: 1;
    min-width: 200px;
}

/* Footer */
footer {
    background: #333;
    color: white;
    text-align: center;
    padding: 2rem;
    margin-top: 4rem;
}

/* Responsivo */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background: #007BFF;
        flex-direction: column;
        justify-content: flex-start;
        padding-top: 2rem;
        transition: left 0.3s;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-menu li {
        width: 100%;
        text-align: center;
    }

    .submenu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        background: rgba(255,255,255,0.1);
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s;
    }

    .nav-menu li:hover .submenu,
    .submenu.active {
        max-height: 200px;
    }

    .hamburger {
        display: flex;
    }

    main {
        padding: 1rem;
    }

    .hero h1 {
        font-size: 2rem;
    }

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