/* Estilos para Responsividade */
@media (max-width: 1200px) {
    .container {
        max-width: 960px;
    }
    
    .hero-title {
        font-size: 3rem;
    }
    
    .services-container,
    .features-container,
    .numbers-container {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .portfolio-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 992px) {
    .container {
        max-width: 720px;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .section-title {
        font-size: 2.2rem;
    }
    
    .about-container {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .about-content {
        order: 2;
    }
    
    .about-image {
        order: 1;
    }
    
    .services-container {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .features-container {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .numbers-container {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    
    .portfolio-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .contact-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .contact-info {
        order: 2;
    }
    
    .contact-form-container {
        order: 1;
    }
    
    .footer-container {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }
}

@media (max-width: 768px) {
    .container {
        max-width: 540px;
    }
    
    .nav-menu {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background-color: rgba(10, 10, 10, 0.95);
        backdrop-filter: blur(10px);
        -webkit-backdrop-filter: blur(10px);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        transition: var(--transition);
        z-index: 999;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-item {
        margin: 20px 0;
    }
    
    .hamburger {
        display: block;
        cursor: pointer;
    }
    
    .hamburger.active .bar:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }
    
    .hamburger.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }
    
    .hero {
        height: auto;
        padding: 150px 0 100px;
    }
    
    .hero-title {
        font-size: 2.2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-btns {
        flex-direction: column;
        gap: 15px;
    }
    
    .hero-btns .btn {
        width: 100%;
        text-align: center;
    }
    
    .section {
        padding: 70px 0;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .services-container {
        grid-template-columns: 1fr;
    }
    
    .features-container {
        grid-template-columns: 1fr;
    }
    
    .numbers-container {
        grid-template-columns: 1fr;
    }
    
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    
    .portfolio-filter {
        flex-wrap: wrap;
    }
    
    .filter-btn {
        margin-bottom: 10px;
    }
    
    .footer-container {
        grid-template-columns: 1fr;
    }
    
    .chatbot-container {
        width: 300px;
        height: 450px;
        bottom: 90px;
        right: 20px;
    }
}

@media (max-width: 576px) {
    .container {
        width: 100%;
        padding: 0 20px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .about-features {
        margin-top: 20px;
    }
    
    .feature-item {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .feature-icon {
        margin-right: 0;
        margin-bottom: 15px;
    }
    
    .contact-item {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .contact-icon {
        margin-right: 0;
        margin-bottom: 15px;
    }
    
    .social-links {
        justify-content: center;
    }
    
    .modal-content {
        padding: 30px 20px;
    }
    
    .chatbot-container {
        width: 280px;
        height: 400px;
        bottom: 80px;
        right: 10px;
    }
}

/* Estilos para WhatsApp Float */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    left: 30px;
    width: 60px;
    height: 60px;
    background-color: #25D366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 30px;
    box-shadow: 0 5px 15px rgba(37, 211, 102, 0.4);
    z-index: 99;
    transition: var(--transition);
}

.whatsapp-float:hover {
    transform: scale(1.1);
}