/* ============================================================
   responsive.css — de 360px a 1600px+
   Puntos de prueba: 375x812, 768x1024, 1440x900
   ============================================================ */

/* ---------- <= 1200px ---------- */
@media (max-width: 1200px) {

  .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .authority { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .faq { grid-template-columns: 1fr; }
  .faq__aside { position: static; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
}

/* ---------- <= 1024px (tablet) ---------- */
@media (max-width: 1024px) {
  .certs__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .nav { display: none; }
  .burger { display: grid; }
  .header__actions .header__phone { display: none; }

  .why { grid-template-columns: 1fr; }
  .why__panel { min-height: clamp(420px, 62vw, 560px); }
  .human { grid-template-columns: 1fr; }
  .intl { grid-template-columns: 1fr; }
  .contact-panel { grid-template-columns: 1fr; }
  .sec-head { grid-template-columns: 1fr; align-items: start; }
  .page-head__grid { grid-template-columns: 1fr; align-items: start; }
  .study-grid { grid-template-columns: 1fr; }
  .split-two { grid-template-columns: 1fr; }
  .grid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .recovery__row { grid-template-columns: 1fr; gap: 6px; }
  .process-item { grid-template-columns: 1fr; gap: 8px; }
}

/* ---------- <= 860px ---------- */
@media (max-width: 1024px) {
}

@media (max-width: 860px) {
  .hero-rino__grid { grid-template-columns: 1fr; }
  .hero-rino__visual { max-width: 440px; margin-inline: auto; width: 100%; }
  .ba-sets { grid-template-columns: 1fr; }
  .page-head__split { grid-template-columns: 1fr; }
  .hero { padding-top: 92px; }
  .hero__stage { grid-template-columns: minmax(0, 1fr) clamp(230px, 36vw, 300px); min-height: 0; }
  .hero__portrait { min-height: 0; }
  .svc__btns .btn { font-size: .85rem; padding-inline: 1em; }
  .svc__head { gap: 10px; }
  .svc__title { font-size: 1.15rem; }
  .hero__foot { grid-template-columns: 1fr; }
  .hero__tile { aspect-ratio: 16 / 9; }
  .hero__stats { grid-template-columns: repeat(3, 1fr); gap: 12px; }

  .cta-dock { display: flex; }
  body { padding-bottom: 78px; }

  /* El CTA de la cabecera se sustituye por la barra fija inferior */
  .header__actions .btn--primary { display: none; }
  .header__inner { gap: 10px; }

  .ba-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .contact-cards { grid-template-columns: 1fr; }
  .intl__cards { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr; gap: 28px; }
}

/* ---------- <= 620px (móvil) ---------- */
@media (max-width: 760px) {
  .svc-pick__grid { grid-template-columns: 1fr; }
}

@media (max-width: 620px) {
  .hero__stage { grid-template-columns: 1fr; }
  .hero__copy { order: 1; padding-bottom: clamp(20px, 4vw, 32px); }
  .hero__portrait { order: 2; aspect-ratio: 4 / 5; }
  .hero__portrait .media > img { object-position: 50% 22%; }
  .hero__tile { aspect-ratio: 2 / 1; }
  .social-card--compact { max-width: 100%; }
  .certs__grid { grid-template-columns: 1fr; gap: 10px; }
  .cert { grid-template-columns: 36% minmax(0, 1fr); }
  .cert__thumb { min-height: 104px; }
  .lb { grid-template-columns: 1fr; grid-template-rows: auto minmax(0, 1fr) auto; }
  .lb__fig { grid-column: 1; grid-row: 2; }
  .lb__prev, .lb__next { grid-row: 3; position: absolute; bottom: 14px; }
  .lb__prev { left: 14px; } .lb__next { right: 14px; }
  .study-zoom-hint { display: block; font-size: .75rem; color: var(--muted); margin-top: 6px; }
  .svc__desc { font-size: .875rem; }
  :root {
    --fs-display: clamp(2.6rem, 12.5vw, 3.6rem);
    --fs-h1: clamp(2.4rem, 11.5vw, 3.3rem);
    --fs-h2: clamp(2rem, 9.4vw, 2.8rem);
  }
  .grid-2, .grid-3, .grid-4, .why__grid, .authority { grid-template-columns: 1fr; }
  .hero__stats { grid-template-columns: 1fr; text-align: left; }
  .hero__stats .stat { padding-bottom: 14px; border-bottom: 1px solid var(--line); }
  .hero__stats .stat:last-child { padding-bottom: 0; border-bottom: 0; }
  .manifesto__text { max-width: 100%; }
  .steps { grid-template-columns: 1fr; }
  .why__photo { width: min(84%, 340px); }
  .why__tag--1 { left: 4%; bottom: 38%; }
  .why__tag--2 { left: 8%; bottom: 18%; }
  .menu__link { font-size: 1.28rem; }
  .footer__bottom { flex-direction: column; align-items: flex-start; }
}

/* ---------- <= 400px ---------- */
@media (max-width: 400px) {
  .brand__role { display: none; }
  .btn { font-size: .875rem; }
  .ba-grid { grid-template-columns: 1fr; }
  .ba-set .ba-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

/* ---------- Pantallas muy anchas ---------- */
@media (min-width: 1600px) {
  :root { --pad-x: 72px; }
}

/* ---------- Impresión ---------- */
@media print {
  .header, .cta-dock, .menu, .intro-veil, .slider-nav { display: none !important; }
  body { padding-bottom: 0; }
  .section { padding-block: 24px; }
  * { box-shadow: none !important; }
}