/* Estilos para navegación en cuadrícula */
.grid-nav {
    display: flex;
    justify-content: center;
    padding: 2rem 1rem;
    background: #f8f9fa;
    border-bottom: 1px solid #e9ecef;
}

.nav-grid-container {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    max-width: 1000px;
    width: 100%;
}

.nav-grid-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 1.5rem 1rem;
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    text-align: center;
    color: #2c3e50;
    text-decoration: none;
    transition: all 0.3s ease;
}

.nav-grid-item i {
    font-size: 1.8rem;
    color: #3498db;
    margin-bottom: 0.8rem;
}

.nav-grid-item span {
    font-size: 0.95rem;
    font-weight: 500;
}

.nav-grid-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    color: #3498db;
}

.nav-grid-item:hover i {
    color: #2c3e50;
}

.nav-grid-item.active {
    background: #3498db;
    color: white;
}

.nav-grid-item.active i {
    color: white;
}

/* Responsive */
@media (max-width: 992px) {
    .nav-grid-container {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-grid-container {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .nav-grid-container {
        grid-template-columns: 1fr;
    }
    
    .nav-grid-item {
        flex-direction: row;
        justify-content: flex-start;
        padding: 1rem 1.5rem;
        text-align: left;
    }
    
    .nav-grid-item i {
        margin-bottom: 0;
        margin-right: 1rem;
        font-size: 1.5rem;
    }
}