/* ============================================================
   FUSIONAR – Responsive overrides
   Breakpoints: 1024px / 768px / 520px
   ============================================================ */

@media (max-width: 1024px) {
  .container { padding: 0 24px; }
  .hero-left { padding: 52px 36px 52px 40px; }
  .prod-grid { grid-template-columns: repeat(3, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .form-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .software-grid { grid-template-columns: 1fr 1fr; }
  .tst-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  /* Topbar */
  .topbar-contacts .hide-sm { display: none; }

  /* Navbar */
  .nav-links { display: none; }
  .nav-hamburger { display: flex; }

  /* Hero */
  .hero { grid-template-columns: 1fr; min-height: auto; }
  .hero-left { padding: 48px 24px 36px; }
  .hero-right { border-left: none; border-top: 1px solid var(--bd); }
  .hero-title { font-size: clamp(26px, 7vw, 38px); }
  .hero-stats { gap: 24px; }

  /* Sections */
  .section { padding: 60px 0; }
  .s-title { font-size: 24px; }
  .svc-grid { grid-template-columns: 1fr; border-radius: 10px; }
  .tst-grid { grid-template-columns: 1fr; }
  .prod-grid { grid-template-columns: repeat(2, 1fr); }
  .novedades-grid { grid-template-columns: 1fr; }
  .software-grid { grid-template-columns: 1fr; }
  .portfolio-grid { grid-template-columns: repeat(2, 1fr); }

  /* Forms */
  .form-grid { grid-template-columns: 1fr; gap: 32px; }
  .form-row { grid-template-columns: 1fr; }

  /* Empresa */
  .content-grid { grid-template-columns: 1fr; }

  /* Product detail */
  .product-detail-grid { grid-template-columns: 1fr; }
  .article-grid { grid-template-columns: 1fr; }

  /* Footer */
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 24px; }

  /* CTA */
  .cta-band-title { font-size: 24px; }
}

@media (max-width: 520px) {
  .container { padding: 0 16px; }
  .topbar-i { padding: 0 14px; }
  .nav-i { padding: 0 16px; }

  /* Hero */
  .hero-left { padding: 36px 16px 28px; }
  .hero-right { grid-template-columns: 1fr 1fr; }
  .hero-tile { padding: 22px 16px; }
  .hero-tile-name { font-size: 15px; }
  .hero-ctas { gap: 10px; }
  .btn-a, .btn-b { padding: 12px 20px; font-size: 12.5px; }
  .hero-stat-num { font-size: 24px; }
  .hero-stats { gap: 18px; }

  /* Sections */
  .section { padding: 48px 0; }
  .svc-card { padding: 30px 24px; }
  .prod-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .tst-grid { gap: 12px; }
  .portfolio-grid { grid-template-columns: 1fr; }
  .novedades-grid { grid-template-columns: 1fr; }

  /* Partners */
  .partners-row { gap: 10px; }
  .partner-chip { padding: 5px 12px; }
  .partner-chip img { height: 22px; }

  /* Footer */
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .cta-band-btns { flex-direction: column; align-items: center; }
  .cta-band { padding: 44px 0; }

  /* Back to top */
  #back-top { bottom: 18px; right: 16px; width: 38px; height: 38px; font-size: 15px; }

  /* Forms */
  .form-section { padding: 40px 0; }
}