/* Responsive Design */
@media (max-width: 1200px) {
    :root {
        --container-padding: 30px;
    }

    h1 {
        font-size: 3.5rem;
    }

    h2 {
        font-size: 2.8rem;
    }

    .hero h1 {
        font-size: 4rem;
    }

    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }

    .process-steps {
        grid-template-columns: repeat(2, 1fr);
    }

    .process-steps::before {
        display: none;
    }

    nav ul li {
        margin-left: 25px;
    }

    .header-contact {
        margin-left: 15px;
    }
}

@media (max-width: 991px) {
    .container {
        padding: 0 30px;
    }

    h1 {
        font-size: 3rem;
    }

    h2 {
        font-size: 2.3rem;
    }

    .hero h1 {
        font-size: 3.5rem;
    }

    .about-content,
    .contact-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .about-image {
        height: 500px;
        order: -1;
    }

    .portfolio-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .header-contact {
        display: none;
    }

    .features {
        grid-template-columns: 1fr;
    }

    .services-grid {
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    }
}

@media (max-width: 768px) {
    :root {
        --container-padding: var(--container-padding-mobile);
    }

    .header-container {
        flex-wrap: wrap;
    }

    .nav-toggle {
        display: block;
        background: none;
        border: none;
        color: var(--text-color);
        font-size: 1.5rem;
        cursor: pointer;
        z-index: 2;
        transition: var(--transition-smooth);
    }

    .nav-toggle:hover {
        color: var(--accent-color);
    }

    nav {
        position: fixed;
        top: 55px;
        left: 0;
        width: 100%;
        background-color: rgba(14, 14, 14, 0.95);
        backdrop-filter: blur(10px);
        -webkit-backdrop-filter: blur(10px);
        padding: 30px;
        box-shadow: var(--shadow-soft);
        transform: translateY(-200%);
        transition: transform 0.5s cubic-bezier(0.25, 1, 0.5, 1);
        z-index: 999;
        border-bottom: 1px solid rgba(196, 30, 30, 0.1);
    }

    nav.active {
        transform: translateY(0);
    }

    nav ul {
        flex-direction: column;
        align-items: center;
    }

    nav ul li {
        margin: 15px 0;
    }

    .hero h1 {
        font-size: 2.8rem;
    }

    .hero-buttons {
        flex-direction: column;
        gap: 15px;
    }

    .service-card {
        max-width: 100%;
    }

    .logo img {
        height: 40px;
    }

    header.scrolled .logo img {
        height: 35px;
    }

    .process-steps {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .portfolio-grid {
        grid-template-columns: 1fr;
        gap: 25px;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 576px) {
    .container {
        padding: 0 20px;
    }

    h1 {
        font-size: 2.5rem;
    }

    h2 {
        font-size: 2rem;
    }

    .hero h1 {
        font-size: 2.3rem;
    }

    .section-header {
        margin-bottom: 50px;
    }

    .contact-form,
    .contact-info {
        padding: 30px 20px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .service-content {
        padding: 25px;
    }

    .service-image {
        height: 200px;
    }

    .accordion-header {
        padding: 20px;
    }

    .accordion-content.active {
        padding: 0 20px 20px;
    }

    .about-image {
        height: 400px;
    }
}

/* High DPI displays */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .logo img,
    .footer-logo img {
        image-rendering: -webkit-optimize-contrast;
        image-rendering: crisp-edges;
    }
}

/* Print styles */
@media print {
    .nav-toggle,
    .back-to-top,
    .fire-particle,
    .ember-container {
        display: none !important;
    }

    body {
        color: #000;
        background: #fff;
    }

    .btn {
        border: 1px solid #000;
        color: #000;
        background: transparent;
    }
}