/* ==========================================================================
   RESPONSIVE DESIGN & MOBILE OPTIMIZATIONS - KENZIT SCHOOL
   ========================================================================== */

/* Breakpoint para Laptops y Pantallas Medianas (<= 1024px) */
@media (max-width: 1024px) {
  .header-inner {
    height: 72px;
  }

  .main-nav {
    display: none; /* Se maneja con drawer móvil */
  }

  .mobile-toggle {
    display: block;
  }

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

  .why-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .admission-container-card {
    grid-template-columns: 1fr;
  }

  .footer-top-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
  }

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

/* Breakpoint para Tablets y Móviles Grandes (<= 768px) */
@media (max-width: 768px) {
  .topbar {
    display: none; /* Ocultar topbar en pantallas móviles para maximizar espacio */
  }

  .hero-slider {
    min-height: 480px;
  }

  .hero-content {
    padding: 3.5rem 0;
    text-align: center;
  }

  .hero-actions {
    justify-content: center;
  }

  .why-pillars-grid {
    grid-template-columns: 1fr;
  }

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

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

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

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

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

  .footer-top-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
    gap: 1.2rem;
  }

  .footer-legal-links {
    flex-wrap: wrap;
    justify-content: center;
  }

  .admission-form-col,
  .admission-info-col {
    padding: 2.2rem 1.5rem;
  }

  .slider-arrow {
    display: none; /* En móviles se usa toque o indicadores */
  }

  .floating-whatsapp-wrap {
    bottom: 18px;
    right: 18px;
  }

  .whatsapp-popup {
    width: calc(100vw - 36px);
    right: 0;
  }
}

/* Breakpoint para Móviles Pequeños (<= 480px) */
@media (max-width: 480px) {
  .btn {
    width: 100%;
  }

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

  .infra-gallery-grid {
    grid-template-columns: 1fr;
  }

  .level-card-footer {
    flex-direction: column;
  }

  .header-actions .btn-intranet span.btn-text {
    display: none;
  }

  .header-actions .btn-intranet {
    padding: 0.5rem 0.8rem;
  }
}

/* ==========================================================================
   DRAWER MÓVIL LATERAL (OFF-CANVAS MENU)
   ========================================================================== */
.mobile-drawer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.65);
  backdrop-filter: blur(4px);
  z-index: 1990;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
}

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

.mobile-drawer {
  position: fixed;
  top: 0;
  right: -320px;
  width: 300px;
  height: 100%;
  background: var(--bg-surface);
  z-index: 2000;
  box-shadow: -5px 0 25px rgba(0, 0, 0, 0.15);
  display: flex;
  flex-direction: column;
  transition: right 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  overflow-y: auto;
}

.mobile-drawer.active {
  right: 0;
}

.mobile-drawer-header {
  padding: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-light);
  background: var(--bg-surface-alt);
}

.mobile-drawer-header img {
  height: 38px;
}

.drawer-close-btn {
  background: transparent;
  border: none;
  font-size: 1.5rem;
  color: var(--text-main);
  cursor: pointer;
}

.mobile-nav-list {
  padding: 1rem 0;
  display: flex;
  flex-direction: column;
}

.mobile-nav-item {
  border-bottom: 1px solid var(--border-light);
}

.mobile-nav-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.95rem 1.5rem;
  font-weight: 700;
  color: var(--text-main);
  font-size: 0.95rem;
}

.mobile-nav-link:hover, .mobile-nav-link.active {
  color: var(--primary);
  background: var(--primary-subtle);
}

.mobile-subnav {
  background: var(--bg-page);
  padding: 0.5rem 0;
  display: none;
}

.mobile-subnav.show {
  display: block;
}

.mobile-subnav a {
  display: block;
  padding: 0.6rem 2rem;
  font-size: 0.88rem;
  color: var(--text-muted);
  font-weight: 600;
}

.mobile-subnav a:hover {
  color: var(--primary);
  padding-left: 2.3rem;
}

.mobile-drawer-footer {
  margin-top: auto;
  padding: 1.5rem;
  background: var(--bg-surface-alt);
  border-top: 1px solid var(--border-light);
}

.mobile-drawer-footer .btn {
  width: 100%;
  margin-bottom: 0.8rem;
}