/* Responsive - Móvil */
@media (max-width: 768px) {
    body {
        padding: 0;
    }

    .menu-toggle {
        display: block;
    }

    .sidebar {
        transform: translateX(-100%);
    }

    .sidebar.show {
        transform: translateX(0);
    }

    .sidebar-close {
        display: flex;
    }

    .main-content {
        margin-left: 0;
        padding: 1rem;
        padding-top: 5rem;
    }

    .container {
        padding: 0;
    }

    section {
        padding: 1.5rem;
    }

    h1 {
        font-size: 2rem;
        margin-top: 0;
    }

    .sidebar-title {
        font-size: 1.25rem;
    }

    .chat-modal {
        bottom: 1rem;
        right: 1rem;
        width: calc(100vw - 2rem);
        height: calc(100vh - 2rem);
        max-width: 400px;
        max-height: 600px;
    }
    
    .chat-modal-content {
        border-radius: 12px;
    }
    
    .quick-actions {
        grid-template-columns: 1fr;
    }
    
    .chat-modal-header {
        padding: 1rem;
    }
    
    .chat-modal-body {
        padding: 1rem;
    }

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

@media (max-width: 480px) {
    .main-content {
        padding: 0.75rem;
        padding-top: 4.5rem;
    }

    section {
        padding: 1.25rem;
    }

    h1 {
        font-size: 1.75rem;
    }

    .nav-item {
        padding: 0.875rem 1.25rem;
        font-size: 0.95rem;
    }
}