@media (max-width: 900px) {

  /* HEADER MOBILE */
  .site-header,
  .site-header.is-hidden,
  .site-header.is-visible {
    transform: none !important;
    opacity: 1 !important;
    mix-blend-mode: normal !important;
    color: var(--ink);
  }

  .site-header {
    z-index: 1000;
  }

  .nav {
    height: 76px;
  }

  .brand,
  .menu-toggle {
    position: relative;
    z-index: 1003;
  }

  .menu-toggle {
    display: block;
    color: var(--ink);
  }

  /* MENU MOBILE FULL SCREEN */
  .nav-links {
    position: fixed !important;
    inset: 0 !important;

    width: 100vw;
    height: 100dvh;

    z-index: 1001;

    background: var(--bg) !important;
    color: var(--ink);

    display: flex;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;

    padding:
      7.5rem
      var(--pad)
      3rem;

    gap: 0;

    overflow-y: auto;
    overscroll-behavior: contain;

    font-family: var(--serif);
    font-size: clamp(2rem, 8vw, 2.75rem) !important;
    line-height: 1;
    letter-spacing: -0.02em;
    text-transform: none;

    transform: translateY(-105%);
    transition: transform .55s var(--ease);
  }

  .nav-links.is-open {
    transform: translateY(0);
  }

  .nav-links a {
    display: flex;
    align-items: center;

    width: 100%;
    min-height: 0 !important;

    padding: 1rem 0 !important;

    border-top: 1px solid var(--line);

    opacity: 0;
    transform: translateY(12px);

    transition:
      opacity .3s ease,
      transform .45s var(--ease);
  }

  .nav-links a:last-child {
    border-bottom: 1px solid var(--line);
  }

  .nav-links.is-open a {
    opacity: 1;
    transform: none;
  }

  .nav-links.is-open a:nth-child(1) {
    transition-delay: .08s;
  }

  .nav-links.is-open a:nth-child(2) {
    transition-delay: .14s;
  }

  .nav-links.is-open a:nth-child(3) {
    transition-delay: .20s;
  }

  .nav-links.is-open a:nth-child(4) {
    transition-delay: .26s;
  }

  .nav-links a:hover,
  .nav-links a:focus-visible {
    padding-left: 0 !important;
  }

  /* RESTANTE DO SITE MOBILE */
  .hero-top {
    grid-template-columns: 1fr;
  }

  .hero-meta {
    text-align: left;
  }

  .hero h1 {
    font-size: clamp(4.8rem, 20vw, 9rem);
  }

  .project-row {
    grid-template-columns: .25fr 1fr;
  }

  .project-info {
    grid-column: 2;
  }

  .manifesto,
  .case-grid,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .manifesto-copy {
    align-self: auto;
  }

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

  .service-item:nth-child(2) {
    border-right: 0;
  }

  .service-item:nth-child(-n+2) {
    border-bottom: 1px solid var(--line);
  }

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

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

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

  .service-row {
    grid-template-columns: .2fr 1fr;
  }

  .service-row p {
    grid-column: 2;
  }

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

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


@media (max-width: 620px) {

  .nav-links {
    padding:
      6.5rem
      max(1.25rem, var(--pad))
      2rem;

    font-size: clamp(1.9rem, 7.5vw, 2.4rem) !important;
  }

  .nav-links a {
    padding: .9rem 0 !important;
  }

  .hero {
    padding-bottom: 1rem;
  }

  .hero-visual {
    min-height: 52vh;
  }

  .project-row {
    grid-template-columns: 1fr;
    padding: 1.2rem 0;
  }

  .project-number {
    font-size: 1.3rem;
  }

  .project-info {
    grid-column: auto;
  }

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

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

  .service-item,
  .service-item:nth-child(2) {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .service-item:last-child {
    border-bottom: 0;
  }

  .project-facts {
    grid-template-columns: 1fr 1fr;
  }

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

  .service-row p {
    grid-column: auto;
  }

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

  .page-intro h1 {
    font-size: clamp(4rem, 18vw, 7rem);
  }
}

/* =========================================
   MOBILE MENU — FINAL OVERRIDE
   ========================================= */

@media (max-width: 900px) {

  .site-header,
  .site-header.is-hidden,
  .site-header.is-visible {
    transform: none !important;
    opacity: 1 !important;
    mix-blend-mode: normal !important;
    color: var(--ink) !important;
  }

  .site-header {
    z-index: 9998 !important;
  }

  .brand,
  .menu-toggle {
    position: relative !important;
    z-index: 10000 !important;
  }

  .nav-links {
    position: fixed !important;
    top: 0 !important;
    right: 0 !important;
    bottom: 0 !important;
    left: 0 !important;

    width: 100vw !important;
    height: 100dvh !important;

    z-index: 9999 !important;

    background: var(--bg) !important;
    color: var(--ink) !important;

    display: flex !important;
    flex-direction: column !important;
    justify-content: center !important;
    align-items: stretch !important;

    padding: 6.5rem 1.5rem 2rem !important;
    gap: 0 !important;

    font-family: var(--serif) !important;
    font-size: 2.15rem !important;
    line-height: 1 !important;
    letter-spacing: -0.02em !important;
    text-transform: none !important;

    overflow: hidden !important;

    transform: translateY(-105%) !important;
  }

  .nav-links.is-open {
    transform: translateY(0) !important;
  }

  .nav-links a {
    width: 100% !important;
    min-height: 0 !important;

    padding: 1rem 0 !important;

    border-top: 1px solid var(--line) !important;

    opacity: 1 !important;
    transform: none !important;
  }

  .nav-links a:last-child {
    border-bottom: 1px solid var(--line) !important;
  }

  .nav-links a:hover,
  .nav-links a:focus-visible {
    padding-left: 0 !important;
  }
}

@media (max-width: 620px) {

  .nav-links {
    padding: 6rem 1.25rem 2rem !important;
    font-size: 2rem !important;
  }

  .nav-links a {
    padding: .9rem 0 !important;
  }
}