/* =========================================
   RESPONSIVE SYSTEM
   ========================================= */

@media (max-width: 1100px) {
    :root {
        --container-width: 1000px;
        --container-padding: 24px;
    }

    .header-inner {
        gap: 18px;
    }

    .main-nav {
        gap: 3px;
    }

    .nav-link {
        padding-inline: 10px;
    }

    .hero-inner {
        gap: 55px;
    }

    .hero-brand-composition {
        min-height: 430px;
    }

    .about-inner {
        gap: 55px;
    }

    .footer-main {
        gap: 46px;
    }
}

@media (max-width: 900px) {
    .main-nav {
        gap: 0;
    }

    .nav-link {
        padding-inline: 8px;
        font-size: 0.78rem;
    }

    .header-cta {
        padding-inline: 15px;
        font-size: 0.78rem;
    }

    .hero-inner {
        grid-template-columns: 1fr;
        gap: 45px;
    }

    .hero-content {
        max-width: 820px;
    }

    .hero-brand-composition {
        min-height: auto;
        justify-content: flex-start;
    }

    .hero-visual-frame {
        width: min(100%, 410px);
    }

    .about-inner {
        grid-template-columns: 1fr;
        gap: 42px;
    }

    .section-intro {
        position: static;
    }

    .services-header,
    .work-header,
    .process-header {
        grid-template-columns: 1fr;
        gap: 25px;
    }

    .footer-main {
        grid-template-columns: 1.15fr 0.85fr;
    }

    .footer-brand {
        grid-column: 1 / -1;
    }
}

@media (max-width: 768px) {
    :root {
        --container-padding: 20px;
        --section-spacing: 82px;
        --radius-lg: 28px;
    }

    .site-header {
        background: rgba(244, 240, 231, 0.98);
    }

    .header-inner {
        min-height: 76px;
    }

    .brand-logo { width: 122px; }
.main-nav {
        position: absolute;
        top: calc(100% + 10px);
        right: var(--container-padding);
        left: var(--container-padding);
        width: auto;
        display: flex;
        flex-direction: column;
        align-items: stretch;
        gap: 4px;
        padding: 10px;
        border-radius: 24px;
        border: 1px solid var(--color-border-strong);
        background: rgba(251, 249, 244, 0.98);
        box-shadow: 0 18px 42px rgba(21, 35, 38, 0.12);
        opacity: 0;
        visibility: hidden;
        transform: translateY(-10px) scale(0.99);
        transform-origin: top center;
        transition:
            opacity var(--transition-normal),
            visibility var(--transition-normal),
            transform var(--transition-normal);
    }

    .main-nav.open {
        opacity: 1;
        visibility: visible;
        transform: translateY(0) scale(1);
    }

    .nav-link {
        width: 100%;
        padding: 13px 14px;
        border-radius: 15px;
    }

    .header-cta {
        display: none;
    }

    .menu-toggle {
        display: flex;
    }

    .language-toggle {
        margin-inline-start: auto;
    }

    .hero {
        min-height: auto;
        padding-block: 64px 80px;
    }

    .hero-title {
        font-size: clamp(2.6rem, 10.5vw, 4.65rem);
    }

    .hero-description {
        margin-top: 24px;
        font-size: 0.98rem;
    }

    .hero-actions {
        flex-direction: column;
        align-items: stretch;
        margin-top: 30px;
    }

    .button {
        width: 100%;
    }

    .hero-brand-composition {
        justify-content: center;
        margin-top: 12px;
    }

    .hero-visual-frame {
        width: min(100%, 340px);
    }

    .hero-shape-large {
        width: 58%;
        height: 58%;
    }

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

    .about-detail {
        min-height: 130px;
    }

    .services-footer {
        align-items: flex-start;
        flex-direction: column;
    }

    .service-item {
        grid-template-columns: 42px 1fr 40px;
        gap: 14px;
        padding: 24px 20px;
    }

    .service-title-row {
        gap: 7px 12px;
    }

    .service-title-row h3 {
        font-size: 1.5rem;
    }

    .projects-grid {
        grid-template-columns: 1fr;
        gap: 35px;
    }

    .process-item {
        grid-template-columns: 42px 1fr;
        gap: 14px;
        padding: 24px 20px;
    }

    .process-status {
        display: none;
    }

    .process-note {
        align-items: flex-start;
    }

    .contact {
        padding-top: 88px;
    }

    .contact-title {
        font-size: clamp(3rem, 14vw, 5.25rem);
    }

    .social-links {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 8px;
    }

    .contact-form-wrapper {
        margin-top: 62px;
        padding-top: 48px;
    }

    .contact-form-heading {
        grid-template-columns: 1fr;
        gap: 16px;
        margin-bottom: 38px;
    }

    .contact-form-heading .section-label,
    .contact-form-heading h3,
    .contact-form-heading p:last-child {
        grid-column: auto;
    }

    .contact-form-heading p:last-child {
        margin-top: 0;
    }

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

    .whatsapp-field {
        grid-template-columns: minmax(104px, 0.38fr) minmax(0, 1fr);
        gap: 9px;
    }

    .form-field-full,
    .form-submit {
        grid-column: auto;
    }

    .footer-main {
        grid-template-columns: 1fr 1fr;
        gap: 42px 30px;
        padding-block: 55px;
    }

    .footer-brand {
        grid-column: 1 / -1;
    }

    .back-to-top {
        position: static;
        grid-column: 1 / -1;
        margin-top: 4px;
    }

    .footer-bottom {
        align-items: flex-start;
        flex-direction: column;
        gap: 8px;
    }

    .floating-actions {
        right: 16px;
        bottom: 16px;
    }
}

@media (max-width: 560px) {
    :root {
        --container-padding: 16px;
        --section-spacing: 68px;
    }

    .section-label {
        margin-bottom: 17px;
    }

    .section-title {
        font-size: clamp(1.9rem, 8vw, 3.2rem);
    }

    .hero {
        padding-block: 56px 70px;
    }

    .hero-title {
        font-size: 2.35rem;
        line-height: 1.02;
    }

    .hero-description {
        font-size: 0.93rem;
    }

    .hero-visual-frame {
        width: min(100%, 285px);
    }

    .hero-visual-number {
        top: 22px;
        right: 24px;
    }

    .hero-visual-line {
        left: 24px;
        width: 54px;
    }

    .hero-visual-text {
        left: 20px;
        bottom: 20px;
        font-size: 0.66rem;
    }

    .service-item {
        grid-template-columns: 30px 1fr 36px;
        gap: 9px;
        padding: 21px 16px;
    }

    .service-number {
        font-size: 0.66rem;
    }

    .service-title-row h3 {
        font-size: 1.31rem;
    }

    .service-main p {
        font-size: 0.88rem;
    }

    .service-arrow,
    .project-arrow {
        width: 36px;
        height: 36px;
        font-size: 1rem;
    }

    .process-item {
        padding: 21px 16px;
    }

    .process-title {
        gap: 6px 10px;
    }

    .process-title h3 {
        font-size: 1.28rem;
    }

    .process-content p {
        font-size: 0.87rem;
    }

    .contact-title {
        font-size: 2.5rem;
    }

    .footer-main {
        grid-template-columns: 1fr;
    }

    .footer-brand {
        grid-column: auto;
    }

    .back-to-top {
        grid-column: auto;
        width: 42px;
        height: 42px;
    }

    .floating-share {
        width: 44px;
        height: 44px;
    }

    .floating-whatsapp {
        width: 56px;
        height: 56px;
    }

    .floating-whatsapp svg {
        width: 30px;
        height: 30px;
    }
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}