/* ============================================
   RESPONSIVE - HENAT v2
   Media queries para todos los breakpoints
   ============================================ */

/* ── Tablet: 1100px ── */
@media (max-width: 1100px) {
  :root {
    --content-padding: 24px;
  }

  .nav-links {
    display: none;
  }

  .nav-toggle {
    display: flex;
    margin-right: 1.125rem;
  }

  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

  .cobertura-layout,
  .innovacion-layout,
  .contact-layout {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }

  .innovacion-layout .frame {
    min-height: 350px;
  }

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

  .grid-sidebar {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
  }

  .contact-layout {
    order: 2;
  }

  .contact-sidebar {
    order: 1;
  }

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

/* ── Mobile: 768px ── */
@media (max-width: 768px) {
  .hero h1 {
    font-size: clamp(2rem, 8vw, 3rem);
  }

  .hero {
    min-height: 500px;
    padding-top: 100px;
  }

  .scroll-indicator {
    display: none;
  }

  .stats-grid,
  .history-grid,
  .benefits-grid {
    grid-template-columns: 1fr;
    max-width: 100%;
  }

  .history-bg-image {
    position: relative;
    width: 100%;
    height: 320px;
    top: auto;
    right: auto;
    bottom: auto;
    margin-top: -100px;
    margin-bottom: 32px;
    border-radius: var(--radius-lg);
    overflow: hidden;
  }

  .history-bg-image::after {
    background: transparent;
  }

  .history-bg-image img {
    object-position: 30% 55%;
    opacity: 0.7;
    transform: scale(1.1);
  }

  .history-section .section-header {
    margin-bottom: 24px;
    text-align: center;
  }

  .history-section .section-header h2 {
    text-align: center;
  }

  .history-section .section-header p {
    max-width: 100%;
    text-align: center;
  }

  .history-card h3,
  .history-card p {
    text-align: left;
  }

  .history-grid {
    margin-top: 0;
  }

  .stat-card {
    min-height: auto;
  }

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

  .portfolio-filters {
    justify-content: center;
  }

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

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

  .map-label {
    animation: none;
  }

  .map-label-line {
    opacity: 0.6;
  }

  .map-label-tag {
    font-size: 0.5rem;
    padding: 3px 8px;
  }

  .map-label--right .map-label-line,
  .map-label--left .map-label-line {
    width: 40px;
  }

  .map-label--top .map-label-line,
  .map-label--bottom .map-label-line {
    height: 40px;
  }

  .map-label--bottom-left::before {
    height: 70px;
  }

  .map-label--bottom-left .map-label-tag {
    top: -25px;
    left: -80px;
  }

  .map-label--bottom-right::before {
    height: 60px;
  }

  .map-label--bottom-right .map-label-tag {
    top: 50px;
    left: -10px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }

  .section {
    padding: var(--space-2xl) 0;
  }

  .whatsapp-float {
    right: 20px;
    bottom: 20px;
  }

  .sistema-visual {
    height: 160px;
  }

  /* Capas mobile: empilhado e compacto */
  .capas-split {
    grid-template-columns: 1fr;
    min-height: auto;
    overflow: hidden;
  }

  .capas-left {
    padding: 20px 16px;
    border-right: none;
    border-bottom: 1px solid var(--border);
  }

  .capas-intro {
    margin-bottom: 12px;
  }

  .capas-intro .badge {
    margin-bottom: 8px;
  }

  .capas-intro h2 {
    font-size: 1.2rem;
    margin-bottom: 6px;
  }

  .capas-intro p {
    font-size: 0.75rem;
    margin-bottom: 12px;
    line-height: 1.4;
  }

  .cross-diagram {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 3px;
    overflow: hidden;
  }

  .cross-layer {
    padding: 6px 8px;
    flex-direction: column;
    align-items: flex-start;
    gap: 1px;
  }

  .cross-label {
    font-size: 0.65rem;
  }

  .cross-num {
    font-size: 0.5rem;
  }

  .capas-right {
    min-height: auto;
    overflow: hidden;
  }

  .layer-section {
    position: relative;
    min-height: auto;
    display: none;
    overflow: hidden;
  }

  .layer-section.active {
    display: block;
  }

  .layer-bg {
    display: none;
  }

  .layer-overlay {
    display: none;
  }

  .layer-mobile-img {
    display: block;
    width: 100%;
    height: 140px;
    object-fit: cover;
    border-radius: var(--radius-md);
    margin-bottom: 12px;
  }

  .layer-content {
    padding: 16px 12px;
  }

  .layer-tag {
    font-size: 0.55rem;
    margin-bottom: 6px;
  }

  .layer-title {
    font-size: 1.1rem;
    margin-bottom: 8px;
  }

  .layer-desc {
    font-size: 0.75rem;
    margin-bottom: 12px;
    line-height: 1.4;
    max-width: 100%;
  }

  .layer-toggle-btn {
    padding: 6px 12px;
    font-size: 0.7rem;
  }

  .layer-expandable {
    margin-top: 12px;
    padding-top: 12px;
  }

  .layer-features li {
    font-size: 0.75rem;
    margin-bottom: 4px;
  }

  .layer-value {
    padding: 10px;
  }

  .layer-value p {
    font-size: 0.7rem;
  }
}

/* ── Small Mobile: 480px ── */
@media (max-width: 480px) {
  .hero h1 {
    font-size: 2rem;
  }

  .hero-actions {
    flex-direction: column;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .history-bg-image {
    height: 260px;
    margin-bottom: 24px;
  }

  .contact-form-card {
    padding: 24px;
  }

  .stat-card {
    padding: 24px;
    min-height: auto;
  }

  .layer-number {
    font-size: 8rem;
  }

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

  .cross-diagram {
    grid-template-columns: 1fr;
    overflow: hidden;
  }

  .cross-layer {
    flex-direction: row;
    justify-content: space-between;
  }

  .layer-mobile-img {
    height: 140px;
  }

  .layer-content {
    padding: 16px 12px;
  }

  .layer-title {
    font-size: 1.1rem;
  }
}

/* ── Nav Mobile ── */
.nav-mobile {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(13, 13, 10, 0.98);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  z-index: 499;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 32px;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
}

.nav-mobile.active {
  opacity: 1;
  visibility: visible;
}

.nav-mobile a {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--text);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.nav-mobile a:hover {
  color: var(--gold);
}

.nav-close {
  position: absolute;
  top: 24px;
  right: 24px;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text);
  font-size: 1.5rem;
}