/* =============================================
   RAM Solutions — Responsive Design
   ============================================= */

/* ---- Tablet (≤ 1024px) ---- */
@media (max-width: 1024px) {
  .grid-services {
    grid-template-columns: repeat(2, 1fr);
  }
  .grid-why-us {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--gap-md);
  }
  .stats-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: var(--gap-md);
  }
  .firma-container {
    gap: 2.5rem;
    padding: 2.5rem;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
  }
}


/* ---- Mobile Large (≤ 768px) ---- */
@media (max-width: 768px) {
  /* ---- Header / Mobile Nav ---- */
  .nav-links {
    display: none;
  }

  .menu-toggle {
    display: flex;
  }

  .mobile-nav-overlay {
    display: block;
    position: fixed;
    top: 0;
    right: 0;
    width: 100%;
    height: 100%;
    z-index: calc(var(--z-header) + 5);
    pointer-events: none;
    opacity: 0;
    transition: opacity var(--transition-base);
  }

  .mobile-nav-overlay.active {
    pointer-events: all;
    opacity: 1;
  }

  .mobile-nav-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 17, 51, 0.5);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
  }

  .mobile-nav {
    position: absolute;
    top: 0;
    right: 0;
    width: min(320px, 85vw);
    height: 100%;
    background: var(--surface-glass-strong);
    backdrop-filter: blur(25px);
    -webkit-backdrop-filter: blur(25px);
    border-left: 1px solid var(--surface-glass-border);
    padding: 5rem 2rem 2rem;
    transform: translateX(100%);
    transition: transform var(--transition-base);
    display: flex;
    flex-direction: column;
    gap: 0;
    box-shadow: -10px 0 40px rgba(0, 17, 51, 0.1);
  }

  .mobile-nav-overlay.active .mobile-nav {
    transform: translateX(0);
  }

  .mobile-nav a {
    display: block;
    padding: 1rem 0;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    border-bottom: 1px solid var(--surface-200);
    transition: color var(--transition-fast), padding-left var(--transition-fast);
    opacity: 0;
    transform: translateX(20px);
    transition: 
      opacity 0.3s ease,
      transform 0.3s ease,
      color var(--transition-fast),
      padding-left var(--transition-fast);
  }

  .mobile-nav-overlay.active .mobile-nav a {
    opacity: 1;
    transform: translateX(0);
  }
  .mobile-nav-overlay.active .mobile-nav a:nth-child(1) { transition-delay: 0.1s; }
  .mobile-nav-overlay.active .mobile-nav a:nth-child(2) { transition-delay: 0.15s; }
  .mobile-nav-overlay.active .mobile-nav a:nth-child(3) { transition-delay: 0.2s; }
  .mobile-nav-overlay.active .mobile-nav a:nth-child(4) { transition-delay: 0.25s; }
  .mobile-nav-overlay.active .mobile-nav a:nth-child(5) { transition-delay: 0.3s; }
  .mobile-nav-overlay.active .mobile-nav a:nth-child(6) { transition-delay: 0.35s; }
  .mobile-nav-overlay.active .mobile-nav a:nth-child(7) { transition-delay: 0.4s; }

  .mobile-nav a:hover {
    color: var(--primary-400);
    padding-left: 0.5rem;
  }

  .mobile-nav .btn {
    margin-top: 1rem;
    text-align: center;
    border-bottom: none;
    border-radius: var(--radius-sm);
  }

  .mobile-cotizar {
    background: linear-gradient(135deg, var(--primary-600), var(--accent-cyan)) !important;
    color: var(--text-on-primary) !important;
    border-radius: var(--radius-sm);
    text-align: center;
    padding: 1rem 0 !important;
    margin-top: 0.5rem;
    border-bottom: none !important;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
  }
  .mobile-cotizar:hover {
    color: var(--text-on-primary) !important;
    opacity: 0.9;
  }

  /* ---- Hero ---- */
  .hero {
    min-height: 60vh;
    padding-top: clamp(4rem, 10vw, 6rem);
  }
  .hero h1 {
    font-size: clamp(1.8rem, 6vw, 2.5rem);
  }
  .hero p {
    font-size: 1rem;
  }
  .hero-shape {
    display: none;
  }
  .scroll-indicator {
    display: none;
  }

  /* ---- Grids ---- */
  .grid-services {
    grid-template-columns: 1fr;
    gap: var(--gap-md);
  }
  .grid-products {
    grid-template-columns: 1fr;
    max-width: 450px;
    margin: 0 auto;
  }
  .grid-why-us {
    grid-template-columns: 1fr;
    gap: var(--gap-md);
    max-width: 450px;
    margin: 0 auto;
  }

  /* ---- Stats ---- */
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--gap-md);
  }
  .stat-item:nth-child(2)::after {
    display: none;
  }

  /* ---- Firma ---- */
  .firma-container {
    flex-direction: column;
    padding: 2rem;
    gap: 2rem;
    text-align: center;
  }
  .firma-content .section-title {
    text-align: center;
  }
  .firma-content .section-tag {
    text-align: center;
  }
  .firma-content .section-tag::after {
    display: inline-block;
  }
  .firma-benefits li {
    justify-content: flex-start;
    text-align: left;
  }
  .firma-content .btn {
    width: 100%;
    justify-content: center;
  }

  /* ---- Corporate Banner ---- */
  .banner-container {
    flex-direction: column;
    gap: 2.5rem;
  }
  .banner-divider {
    width: 60%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--surface-300), transparent);
  }

  /* ---- Footer ---- */
  .footer-grid {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 2.5rem;
  }
  .footer-col:first-child {
    display: flex;
    flex-direction: column;
    align-items: center;
  }
  .footer-brand-text {
    text-align: center;
  }
  .contact-list li {
    justify-content: center;
  }

  /* ---- Promo Banner ---- */
  .promo-banner {
    font-size: var(--fs-xs);
    padding: 0.5rem 2.5rem 0.5rem 1rem;
  }
  .promo-close {
    right: 0.5rem;
  }
}


/* ---- Mobile Small (≤ 480px) ---- */
@media (max-width: 480px) {
  .hero {
    min-height: 55vh;
  }
  .hero h1 {
    font-size: clamp(1.5rem, 7vw, 2rem);
  }
  .hero-cta {
    flex-direction: column;
    align-items: center;
  }
  .hero .btn {
    width: 100%;
  }

  .section-header {
    margin-bottom: 2.5rem;
  }
  .section-tag::before,
  .section-tag::after {
    width: 18px;
  }

  .brand-logo {
    height: 42px;
  }

  .stat-number {
    font-size: clamp(1.6rem, 5vw, 2rem);
  }

  .why-card {
    padding: 1.8rem 1.5rem;
  }

  .banner-logos {
    gap: 1.2rem;
  }
  .banner-logos img {
    max-height: 38px;
  }
}