@media (max-width: 1024px) {
    .tool-grid, .admin-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .wifi-chart-container {
        height: 250px;
    }
    
    .security-results {
        flex-direction: column;
    }
    
    .security-score {
        width: 100%;
        margin-top: 20px;
    }
}

@media (max-width: 768px) {
    nav {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background-color: white;
        box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
        padding: 20px;
        transform: translateY(-150%);
        transition: transform 0.3s ease;
        z-index: 90;
    }
    
    nav.active {
        transform: translateY(0);
    }
    
    nav ul {
        flex-direction: column;
    }
    
    nav ul li {
        margin: 0 0 15px 0;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .tools-section h1 {
        font-size: 2rem;
    }
    
    .tool-grid, .admin-grid {
        grid-template-columns: 1fr;
    }
    
    .device-controls {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .wifi-controls {
        flex-direction: column;
        align-items: flex-start;
    }
}

@media (max-width: 480px) {
    .container {
        width: 95%;
    }
    
    .tools-section h1 {
        font-size: 1.8rem;
    }
    
    .subtitle {
        font-size: 1rem;
    }
    
    .tool-card {
        padding: 20px;
    }
    
    .device-table th, .device-table td {
        padding: 8px 10px;
        font-size: 0.85rem;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .ip-link.big {
        font-size: 1rem;
        padding: 10px;
    }
}