/* ============================================
   RESPONSIVE STYLES
   Mobile-first approach
   ============================================ */

/* Tablet Styles */
@media (max-width: 1024px) {
    .container {
        padding: 0 var(--spacing-md);
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .sobre-content {
        grid-template-columns: 1fr;
    }
    
    .valores {
        grid-template-columns: 1fr;
    }
    
    .contato-info {
        margin-bottom: var(--spacing-md);
    }
    
    .sobre-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .servicos-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .portfolio-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .contato-wrapper {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Mobile Styles */
@media (max-width: 768px) {
    :root {
        --spacing-xl: 3rem;
        --spacing-lg: 2rem;
    }
    
    html {
        font-size: 14px;
    }
    
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 2rem;
    }
    
    h3 {
        font-size: 1.5rem;
    }
    
    /* Navigation */
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background-color: var(--white);
        flex-direction: column;
        align-items: flex-start;
        padding: var(--spacing-md);
        gap: 0;
        transition: var(--transition);
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
        z-index: 999;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-menu li {
        width: 100%;
        border-bottom: 1px solid var(--light-gray);
    }
    
    .nav-link {
        display: block;
        padding: var(--spacing-sm);
        width: 100%;
        color: var(--dark) !important;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .logo-img {
        height: 60px !important;
    }
    
    .header.scrolled .logo-img {
        height: 45px !important;
    }
    
    .mobile-menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .mobile-menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    .social-header {
        display: none;
    }
    
    /* Hero */
    .hero {
        min-height: 500px;
        padding: var(--spacing-md);
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }
    
    .hero-buttons .btn {
        width: 100%;
    }
    
    /* Sections */
    section {
        padding: 4rem 0;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    /* Sobre */
    .sobre-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-sm);
    }
    
    .stat-card {
        padding: var(--spacing-sm);
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    /* Serviços */
    .servicos-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .servico-card {
        padding: 2rem;
    }
    
    .servico-icon {
        font-size: 2rem;
        width: 50px;
        height: 50px;
        margin-bottom: 1rem;
    }
    
    .servico-card h3 {
        font-size: 1.25rem;
    }
    
    /* Portfolio */
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    
    .portfolio-filters {
        gap: var(--spacing-xs);
    }
    
    .filter-btn {
        padding: 0.5rem 1rem;
        font-size: 0.875rem;
    }
    
    /* Modal */
    .modal-content {
        width: 95%;
        max-height: 95vh;
    }
    
    .modal-details {
        grid-template-columns: 1fr;
    }
    
    /* Contato */
    .contato-form-wrapper {
        padding: var(--spacing-md);
    }
    
    .info-item {
        flex-direction: column;
        text-align: center;
    }
    
    .info-icon {
        margin-bottom: var(--spacing-xs);
    }
    
    /* Footer */
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .footer-col {
        text-align: center;
    }
    
    .footer-social {
        justify-content: center;
    }
}

/* Small Mobile Styles */
@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .hero-title {
        font-size: 1.75rem;
    }
    
    .sobre-stats {
        grid-template-columns: 1fr;
    }
    
    .stat-number {
        font-size: 2.5rem;
    }
    
    .portfolio-filters {
        flex-direction: column;
        width: 100%;
    }
    
    .filter-btn {
        width: 100%;
    }
    
    .servico-card {
        padding: 1.5rem;
    }
    
    .servico-icon {
        width: 45px;
        height: 45px;
        font-size: 1.75rem;
    }
    
    .btn {
        padding: 0.75rem 1.5rem;
        font-size: 0.9375rem;
    }
    
    .scroll-to-top {
        width: 45px;
        height: 45px;
        bottom: 1rem;
        right: 1rem;
    }
}

/* Print Styles */
@media print {
    .header,
    .footer,
    .hero-buttons,
    .portfolio-filters,
    .carousel-controls,
    .scroll-to-top {
        display: none;
    }
    
    section {
        page-break-inside: avoid;
    }
}

/* High DPI Displays */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .hero {
        background-size: cover;
    }
}

/* Landscape Orientation */
@media (max-width: 768px) and (orientation: landscape) {
    .hero {
        min-height: 400px;
    }
    
    .nav-menu {
        height: calc(100vh - 70px);
        overflow-y: auto;
    }
}