@media (max-width: 1280px) {
    .grid--4 {
        grid-template-columns: repeat(3, 1fr);
    }

    .site-footer__grid {
        grid-template-columns: 1fr 1fr 1fr;
    }

    .site-footer__brand {
        grid-column: 1 / -1;
        max-width: 100%;
    }

    .team-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .about-counter {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (max-width: 1024px) {
    .main-nav {
        display: none;
        position: fixed;
        top: 0;
        inset-inline-start: 0;
        inset-inline-end: 0;
        bottom: 0;
        z-index: 999;
        background: rgba(10, 10, 10, 0.97);
        backdrop-filter: var(--glass-blur);
        -webkit-backdrop-filter: var(--glass-blur);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: var(--space-xl);
        padding: var(--space-4xl);
    }

    .main-nav.open {
        display: flex;
    }

    .main-nav__link {
        font-size: var(--font-size-2xl);
        font-weight: 600;
    }

    .hamburger {
        display: flex;
        z-index: 1001;
    }

    .header-actions .btn {
        display: none;
    }

    .grid--4 {
        grid-template-columns: repeat(2, 1fr);
    }

    .grid--3 {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .not-alone {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }

    .process-step {
        flex: 0 1 calc(50% - var(--space-xl));
    }

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

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

    .timeline {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-2xl);
        padding-inline-start: var(--space-3xl);
    }

    .timeline::before {
        top: 0;
        bottom: 0;
        inset-inline-start: 15px;
        inset-inline-end: auto;
        width: 2px;
        height: 100%;
        transform: none;
    }

    .timeline__item {
        text-align: start;
        padding-top: 0;
        padding-inline-start: var(--space-xl);
    }

    .timeline__dot {
        position: absolute;
        top: 0;
        left: auto;
        inset-inline-start: calc(-1 * var(--space-3xl) - 4px);
        transform: none;
        width: 32px;
        height: 32px;
        font-size: var(--font-size-xs);
    }

    .timeline__text {
        max-width: none;
        margin-inline: 0;
    }

    .site-footer__grid {
        grid-template-columns: 1fr 1fr;
    }

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

    .portfolio-case {
        grid-template-columns: 1fr;
    }

    .portfolio-case__visual {
        flex-direction: row;
    }

    .portfolio-case .portfolio-card__mockup {
        height: 200px;
        flex: 1;
    }

    .portfolio-case__stats {
        flex: 0 0 auto;
        grid-template-columns: 1fr;
        width: 160px;
    }

    .pricing-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    .pricing-grid .pricing-card {
        grid-column: span 2;
    }

    .pricing-grid .pricing-card:nth-child(4) {
        grid-column: 1 / 3;
    }

    .pricing-grid .pricing-card:nth-child(5) {
        grid-column: 3 / 5;
    }

    .contact-layout {
        grid-template-columns: 1fr;
        gap: var(--space-3xl);
    }
}

@media (max-width: 768px) {
    :root {
        --font-size-hero: clamp(2rem, 6vw, 3rem);
        --font-size-5xl: 2.5rem;
        --font-size-4xl: 2rem;
        --font-size-3xl: 1.5rem;
        --space-section: clamp(3rem, 6vw, 5rem);
    }

    .hero {
        min-height: auto;
        padding-top: 120px;
        padding-bottom: var(--space-3xl);
    }

    .hero--page {
        padding-top: 120px;
        padding-bottom: var(--space-3xl);
    }

    .value-card {
        padding: var(--space-lg);
    }

    .world-map svg text {
        font-size: 9px;
    }

    .grid--2,
    .grid--3,
    .grid--4 {
        grid-template-columns: 1fr;
    }

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

    .pipeline__cycle {
        flex-direction: column;
        align-items: stretch;
    }

    .pipeline__step {
        justify-content: center;
    }

    .pipeline__arrow {
        transform: rotate(90deg);
        text-align: center;
    }

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

    .about-counter {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-md);
    }

    .about-counter__number {
        font-size: var(--font-size-3xl);
    }

    .comparison-table {
        margin-inline: calc(-1 * var(--container-padding));
        width: calc(100% + 2 * var(--container-padding));
        border-radius: 0;
    }

    .service-detail {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
        padding: var(--space-3xl) 0;
    }

    .service-detail--reverse .service-detail__info,
    .service-detail--reverse .service-detail__visual {
        order: unset;
    }

    .service-detail__visual {
        display: none;
    }

    .service-detail__title {
        font-size: var(--font-size-2xl);
    }

    .process-step {
        flex: 1 1 100%;
    }

    .stack-preview {
        grid-template-columns: 1fr;
    }

    .hero__actions {
        flex-direction: column;
        align-items: stretch;
    }

    .hero__actions .btn {
        text-align: center;
    }

    .section__title {
        font-size: var(--font-size-3xl);
    }

    .site-footer__grid {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }

    .site-footer__bottom {
        flex-direction: column;
        text-align: center;
    }

    .site-footer__legal {
        justify-content: center;
    }

    .cookie-consent__inner {
        flex-direction: column;
        text-align: center;
    }

    .cookie-consent__text {
        min-width: auto;
    }

    .cookie-consent__actions {
        width: 100%;
        flex-direction: column;
    }

    .cookie-consent__actions .btn {
        width: 100%;
    }

    .cta-section {
        padding: var(--space-3xl) var(--space-lg);
    }

    .ai-cta {
        padding: var(--space-3xl) var(--space-lg);
    }

    .ai-cta__title {
        font-size: var(--font-size-3xl);
    }

    .ai-cta__icon {
        width: 60px;
        height: 60px;
    }

    .cta-section__actions {
        flex-direction: column;
        align-items: stretch;
    }

    .testimonial-card {
        padding: var(--space-lg);
    }

    .testimonial-card__text {
        font-size: var(--font-size-base);
    }

    .testimonial-card__author {
        flex-direction: column;
        text-align: center;
    }

    .testimonial-card__info {
        text-align: center;
    }

    .contact-form {
        max-width: 100%;
    }

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

    .pricing-grid .pricing-card,
    .pricing-grid .pricing-card:nth-child(4),
    .pricing-grid .pricing-card:nth-child(5) {
        grid-column: auto;
    }

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

    .blog-post p,
    .blog-post li {
        font-size: var(--font-size-base);
    }

    .blog-post__nav {
        flex-direction: column;
    }

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

    .contact-info {
        grid-template-columns: 1fr;
    }

    .ai-agents-grid {
        grid-template-columns: 1fr;
    }

    .ai-how-card {
        flex-direction: column;
    }

    .portfolio-case__visual {
        flex-direction: column;
    }

    .portfolio-case__stats {
        width: auto;
        grid-template-columns: 1fr 1fr;
    }

    .portfolio-case .portfolio-card__mockup {
        height: 180px;
    }

    .portfolio-case__body {
        padding: var(--space-lg);
    }

    .portfolio-case__details {
        flex-direction: column;
        gap: var(--space-sm);
    }

    .ai-small-biz {
        padding: var(--space-xl);
    }

    .stat-block__num {
        font-size: 2.25rem;
    }

    .mobile-cta-bar {
        display: block;
        position: fixed;
        bottom: 0;
        inset-inline-start: 0;
        inset-inline-end: 0;
        z-index: 998;
        background: rgba(10, 10, 10, 0.95);
        backdrop-filter: var(--glass-blur);
        -webkit-backdrop-filter: var(--glass-blur);
        border-top: 1px solid var(--color-border);
        padding: var(--space-sm) var(--container-padding);
    }

    .mobile-cta-bar .btn {
        width: 100%;
    }

    .cookie-consent.visible ~ .mobile-cta-bar {
        display: none;
    }

    body {
        padding-bottom: 70px;
    }
}

@media (max-width: 480px) {
    .hero--page {
        padding-top: 100px;
        padding-bottom: var(--space-2xl);
    }

    .value-card {
        padding: var(--space-md);
    }

    .value-card__icon {
        width: 48px;
        height: 48px;
    }

    .value-card__icon svg {
        width: 24px;
        height: 24px;
    }

    .world-map svg text {
        display: none;
    }

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

    .about-counter {
        grid-template-columns: 1fr 1fr;
    }

    .about-counter__item {
        padding: var(--space-md);
    }

    .about-counter__number {
        font-size: var(--font-size-2xl);
    }

    .portfolio-filter {
        justify-content: stretch;
    }

    .portfolio-filter__btn {
        flex: 1;
        text-align: center;
    }

    .pricing-card {
        padding: var(--space-lg);
    }

    .faq__question {
        font-size: var(--font-size-base);
        padding: var(--space-md) 0;
    }

    .breadcrumbs__list {
        font-size: var(--font-size-xs);
    }

    .portfolio-case__stats {
        grid-template-columns: 1fr;
    }

    .portfolio-case .portfolio-card__mockup {
        height: 150px;
    }

    .stat-block__num {
        font-size: 2rem;
    }

    .ai-case-card__stat {
        font-size: var(--font-size-xl);
    }

    .ai-small-biz {
        padding: var(--space-lg);
    }

    .ai-small-biz .grid--2 {
        grid-template-columns: 1fr;
    }

    .ai-case-card {
        padding: var(--space-lg);
    }
}

@media (max-width: 320px) {
    :root {
        --font-size-hero: 1.75rem;
        --font-size-4xl: 1.5rem;
        --font-size-3xl: 1.25rem;
        --container-padding: 0.75rem;
    }

    .hero,
    .hero--page {
        padding-top: 100px;
    }

    .btn {
        padding: 0.75rem 1.25rem;
        font-size: var(--font-size-sm);
    }

    .btn--lg {
        padding: 0.875rem 1.5rem;
        font-size: var(--font-size-base);
    }

    .site-logo {
        font-size: var(--font-size-base);
    }

    .about-counter {
        grid-template-columns: 1fr;
    }

    .lang-switcher__dropdown {
        width: calc(100vw - 2rem);
        inset-inline-end: calc(-1 * var(--container-padding));
    }

    .portfolio-case__details {
        flex-direction: column;
        gap: var(--space-xs);
    }

    .portfolio-case .portfolio-card__mockup {
        height: 120px;
    }

    .portfolio-case__body {
        padding: var(--space-md);
    }

    .ai-agents-grid {
        gap: var(--space-md);
    }

    .ai-agent-card {
        padding: var(--space-md);
    }

    .ai-small-biz {
        padding: var(--space-md);
    }

    .stat-block__num {
        font-size: 1.75rem;
    }

    .process-step {
        padding: var(--space-lg);
    }
}

@media (min-width: 1920px) {
    :root {
        --container-max: 1400px;
    }

    .hero {
        min-height: 90vh;
    }

    .container--wide {
        max-width: 1600px;
    }
}

.mobile-cta-bar {
    display: none;
}