nav {
    background: #A52A2A;
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 5px;
}

nav a {
    color: white;
    text-decoration: none;
    padding: 12px 20px;
    font-size: 1rem;
    font-weight: 500;
    font-family: 'Open Sans', sans-serif;
    position: relative;
    transition: all 0.3s ease;
    border-radius: 4px;
    white-space: nowrap;
}

nav a:hover {
    background-color: rgba(255, 255, 255, 0.15);
    transform: translateY(-2px);
}

nav a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 8px;
    left: 50%;
    background-color: white;
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

nav a:hover::after {
    width: 80%;
}

/* Responsive para tablets */
@media (max-width: 1024px) {
    nav {
        padding: 12px 0;
        gap: 3px;
    }

    nav a {
        padding: 10px 15px;
        font-size: 0.95rem;
    }
}

/* Responsive para móvil */
@media (max-width: 768px) {
    nav {
        padding: 10px 5px;
        gap: 2px;
    }

    nav a {
        padding: 8px 12px;
        font-size: 0.85rem;
        border-radius: 3px;
    }

    nav a::after {
        display: none;
    }

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

/* Responsive para móvil pequeño */
@media (max-width: 480px) {
    nav {
        padding: 8px 3px;
        gap: 1px;
    }

    nav a {
        padding: 7px 10px;
        font-size: 0.75rem;
    }
}