/* ==========================================================================
   NØVA LABS — Responsive
   ========================================================================== */

/* ----- 1440px and below: tighten container a touch ----- */
@media (max-width: 1440px){
  :root{ --gutter: 60px; }
  .hero h1, h1{ font-size: 84px; }
}

/* ----- 1280px: reduce grids from 4 -> 2 where needed ----- */
@media (max-width: 1280px){
  h1{ font-size: 72px; }
  h2{ font-size: 46px; }
  .hero-grid{ gap: 40px; }
  .stats-band{ grid-template-columns: repeat(2, 1fr); }
  .stat:nth-child(3){ border-left: none; }
  .stat{ border-bottom: 1px solid var(--border); }
  .gallery-strip{ grid-template-columns: repeat(4, 1fr); }
}

/* ----- 1024px: tablet — stack heroes, 2-col cards ----- */
@media (max-width: 1024px){
  :root{ --gutter: 40px; }
  .section{ padding: 100px 0; }
  h1{ font-size: 60px; }
  h2{ font-size: 38px; }
  h3{ font-size: 30px; }

  .nav-links{ display: none; }

  /* Hamburger must appear the moment nav-links disappears, otherwise
     there's a dead zone (this breakpoint down to 768px) where neither
     the desktop nav nor the mobile menu button is visible/clickable. */
  .nav-cta .btn--secondary{ display: none; }
  .menu-toggle{
    display: inline-flex;
    width: 44px;
    height: 44px;
    flex-shrink: 0;
  }
  .site-header .container{ flex-wrap: nowrap; }
  .nav{ flex-shrink: 0; }

  .hero{ min-height: auto; padding: 150px 0 80px; }
  .hero-grid{ grid-template-columns: 1fr; }
  .hero-visual{ order: -1; max-width: 420px; margin: 0 auto; }
  .hero-copy .body-lg{ max-width: 100%; }
  .hero-meta{ flex-wrap: wrap; gap: 28px 40px; }

  .card-grid{ grid-template-columns: repeat(2, 1fr); }
  .process-list{ grid-template-columns: repeat(2, 1fr); gap: 48px 32px; }
  .projects-grid{ grid-template-columns: repeat(2, 1fr); }
  .gallery-strip{ grid-template-columns: repeat(3, 1fr); }
  .info-grid{ grid-template-columns: repeat(2, 1fr); }

  .split{ grid-template-columns: 1fr; gap: 48px; }
  .split-media{ order: -1; }

  .footer-top{ grid-template-columns: 1fr 1fr; gap: 40px 24px; }
  .footer-brand{ grid-column: 1 / -1; }

  .cta-band{ padding: 64px 40px; }
}

/* ----- 768px: mobile — hamburger, single column ----- */
@media (max-width: 768px){
  h1{ font-size: 46px; }
  h2{ font-size: 32px; }
  h3{ font-size: 26px; }
  .section{ padding: 80px 0; }
  .section-head{ margin-bottom: 44px; }
  .section-head--split{ flex-direction: column; align-items: flex-start; gap: 20px; }

  /* Logo + CTA + hamburger were overflowing off-screen on narrower
     phones (~320–375px), pushing the hamburger button past the
     viewport edge and clipping it via body's overflow-x:hidden —
     making the menu look like it had vanished. Tighten the gaps and
     the primary button's padding specifically in this row. */
  .site-header .container{ gap: 12px; }
  .nav{ gap: 10px; }
  .nav-cta{ gap: 10px; }
  .nav-cta .btn--primary{ padding: 12px 18px; font-size: 13px; }

  .page-hero{ padding: 160px 0 60px; }
  .page-hero--compact{ padding: 150px 0 50px; }

  .hero-actions{ flex-direction: column; align-items: stretch; }
  .hero-actions .btn{ width: 100%; }
  .hero-meta{ gap: 24px 32px; }
  .hero-meta div strong{ font-size: 22px; }

  .card-grid{ grid-template-columns: 1fr; }
  .process-list{ grid-template-columns: 1fr; gap: 36px; }
  .stats-band{ grid-template-columns: repeat(2, 1fr); }
  .projects-grid{ grid-template-columns: 1fr; }
  .gallery-strip{ grid-template-columns: repeat(2, 1fr); }
  .info-grid{ grid-template-columns: 1fr; }

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

  .footer-top{ grid-template-columns: 1fr; gap: 36px; padding-bottom: 40px; }
  .footer-bottom{ flex-direction: column; align-items: flex-start; gap: 12px; }

  .cta-band{ padding: 48px 24px; border-radius: var(--radius-md); }
  .cta-band .hero-actions{ flex-direction: column; }

  .wa-float{ right: 18px; bottom: 18px; width: 52px; height: 52px; }
}

/* ----- 480px: small phones ----- */
@media (max-width: 480px){
  :root{ --gutter: 22px; }
  h1{ font-size: 38px; }
  h2{ font-size: 28px; }

  /* The floating pill labels on split-media images (e.g. "Sites
     Responsivos", "Alta Performance") were overflowing past the
     right edge of the viewport on narrow phones since they overlap
     the image via absolute positioning with a fixed left/right
     inset. Below this width, drop them under the image in normal
     flow instead — nothing to overflow. */
  .split-tags{
    position: static;
    flex-wrap: wrap;
    margin-top: 14px;
  }
  .split-media{ padding-bottom: 0; }
  .btn{ padding: 16px 24px; font-size: 14px; }
  .hero-meta{ gap: 20px 28px; }
  .stats-band{ grid-template-columns: 1fr; }
  .stat{ border-left: none; border-top: 1px solid var(--border); }
  .stat:first-child{ border-top: none; }
  .gallery-strip{ grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .logo{ font-size: 16px; }
  .site-header .container{ gap: 8px; }
  .nav{ gap: 8px; }
  .nav-cta .btn--primary{ padding: 11px 14px; font-size: 12.5px; }
}

/* ----- 375px: smallest supported ----- */
@media (max-width: 375px){
  h1{ font-size: 34px; }
  .section{ padding: 64px 0; }
  .cta-band h2{ font-size: 26px; }
}