/* ─────────────────────────────────────────
   RESPONSIVE
───────────────────────────────────────── */
@media (min-width: 769px) {
  .slide-content {
    padding: 2.5rem 0;
  }
}

@media (max-width: 1024px) {
  .quienes-grid  { grid-template-columns: 1fr; gap: 2.5rem; }
  .quienes-img-wrap::after,
  .quienes-placeholder::before { display: none; }
  .quienes-placeholder { aspect-ratio: 16/7; }
  .contact-grid  { grid-template-columns: 1fr; gap: 2.5rem; }
  .grid-3, .tab-panel.active, .prog-grid { grid-template-columns: 1fr 1fr; }
  .grid-4 { grid-template-columns: 1fr 1fr; }
  .marcas-grid { grid-template-columns: repeat(3,1fr); }
  .marcas-grid .marca-cell:nth-child(4n) { border-right: 1px solid hsl(var(--border)); }
  .marcas-grid .marca-cell:nth-child(3n) { border-right: none; }
  footer .footer-main {
    flex-direction: column;
    align-items: flex-start;
    gap: 2rem;
  }
  footer .footer-brand-logo--vertical { height: 9rem; }
}

@media (max-width: 768px) {
  #nav {
    position: fixed;
  }

  .nav-inner {
    position: relative;
    z-index: 52;
  }

  .nav-links {
    display: none;
  }

  .nav-burger {
    display: flex;
  }

  .nav-overlay.visible {
    display: block;
    position: fixed;
    inset: 0;
    top: var(--nav-height);
    z-index: 49;
    background: hsl(0 0% 0% / 0.28);
    -webkit-backdrop-filter: blur(20px);
    backdrop-filter: blur(20px);
  }

  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    z-index: 51;
    min-height: calc(100dvh - var(--nav-height));
    max-height: calc(100dvh - var(--nav-height));
    overflow-y: auto;
    background-color: hsl(0 0% 100% / 0.32);
    -webkit-backdrop-filter: blur(28px);
    backdrop-filter: blur(28px);
    padding: 1.25rem 1.5rem max(1.5rem, env(safe-area-inset-bottom));
    gap: 0.125rem;
    box-shadow: 0 16px 40px hsl(0 0% 0% / 0.08);
    animation: nav-slide-in 0.28s cubic-bezier(0.22, 1, 0.36, 1);
  }

  .nav-links.open > li {
    position: relative;
    z-index: 1;
  }

  .nav-links.open li {
    width: 100%;
  }

  .nav-links.open a {
    display: flex;
    align-items: center;
    width: 100%;
    min-height: 3rem;
    padding: 0.875rem 0.25rem;
    font-size: 1.0625rem;
    font-weight: 600;
    letter-spacing: -0.01em;
    border-radius: 0;
    text-underline-offset: 4px;
  }

  .nav-links.open a:not(.nav-link-contact):hover,
  .nav-links.open a:not(.nav-link-contact).nav-link-active {
    text-decoration: underline;
    background-color: transparent;
  }

  .nav-links.open a:not(.nav-link-contact).nav-link-active {
    font-weight: 700;
  }

  .nav-links.open .nav-links-cta {
    margin-top: auto;
    padding-top: 1.25rem;
    border-top: 1px solid hsl(0 0% 0% / 0.08);
  }

  .nav-links.open .nav-link-contact {
    justify-content: center;
    min-height: 3rem;
    padding: 0.875rem 1.25rem;
    font-size: 0.9375rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    text-decoration: none !important;
    color: hsl(var(--brand-fg)) !important;
    background-color: hsl(var(--brand));
    border-radius: 9999px;
    box-shadow: 0 4px 14px hsl(0 0% 0% / 0.12);
    transition: transform 0.15s ease, opacity 0.15s ease, box-shadow 0.15s ease;
  }

  .nav-links.open .nav-link-contact:hover,
  .nav-links.open .nav-link-contact:active {
    opacity: 0.92;
    background-color: hsl(var(--brand)) !important;
    transform: translateY(1px);
    box-shadow: 0 2px 8px hsl(0 0% 0% / 0.1);
  }

  @keyframes nav-slide-in {
    from {
      opacity: 0;
      transform: translateY(-0.75rem);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }

  .py-section { padding-top: 4rem; padding-bottom: 4rem; }

  #hero {
    height: 88dvh;
    min-height: 26rem;
  }

  .slide-content { padding: 2rem 0; }

  .slide-content-inner {
    padding: 0 1.5rem;
    margin-left: 0;
  }

  .hero-controls { bottom: 1.25rem; }

  .quienes-placeholder {
    aspect-ratio: unset;
    height: auto;
  }

  .quienes-placeholder img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
  }

  .slide-copy {
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }

  .tab-panel.active, .prog-grid { grid-template-columns: 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
  .grid-3 { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: 1fr 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .evento-card { grid-template-columns: 1fr; }
  .marcas-grid { grid-template-columns: 1fr 1fr; }
  .marcas-grid .marca-cell:nth-child(3n) { border-right: 1px solid hsl(var(--border)); }
  .marcas-grid .marca-cell:nth-child(2n) { border-right: none; }
  .stats-row { flex-direction: column; }
  .stat-item { border-right: none; border-bottom: 1px solid hsl(var(--border)); }
  .stat-item:last-child { border-bottom: none; }
  .productora-gallery { grid-template-columns: 1fr 1fr; }
  .productora-gallery-cell:nth-child(2n) { border-right: none; }
  .productora-gallery-cell:nth-child(odd) { border-right: 1px solid hsl(var(--border)); }
  .trabaja-emails { grid-template-columns: 1fr; }
  footer { padding: 2.5rem 0 0; }
  footer .footer-main {
    gap: 1.75rem;
    padding-bottom: 2rem;
  }
  footer .footer-brand-logo--vertical { height: 8.5rem; }
  .footer-copy { line-height: 1.5; }
}