/* ==========================================================================
   INEMA COSTA RICA - ESTILOS GLOBALES & COMPONENTES (styles.css)
   HTML5 Semántico, CSS Moderno, Accesibilidad y Rendimiento Extremo
   ========================================================================== */

/* 1. RESET MODERNO & CONFIGURACIÓN BASE
   -------------------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + var(--topbar-height) + 16px);
  -webkit-text-size-adjust: 100%;
  font-size: 16px;
}

body {
  font-family: var(--font-family-base);
  font-size: var(--text-base);
  line-height: 1.65;
  color: var(--color-gray-800);
  background-color: var(--color-white);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

body.menu-open {
  overflow: hidden;
  touch-action: none;
}

main {
  flex: 1 0 auto;
}

img, picture, svg, video {
  display: block;
  max-width: 100%;
  height: auto;
}

input, button, textarea, select {
  font: inherit;
  color: inherit;
}

button {
  background: none;
  border: none;
  cursor: pointer;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-primary-dark);
}

ul, ol {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-family-heading);
  font-weight: 700;
  line-height: 1.25;
  color: var(--color-gray-900);
  letter-spacing: -0.02em;
}

h1 { font-size: var(--text-3xl); }
h2 { font-size: var(--text-2xl); }
h3 { font-size: var(--text-xl); }
h4 { font-size: var(--text-lg); }
h5 { font-size: var(--text-md); }
h6 { font-size: var(--text-base); }

p {
  margin-bottom: var(--space-md);
}

p:last-child {
  margin-bottom: 0;
}

/* 2. LAYOUT & CONTENEDORES
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin-inline: auto;
  padding-inline: var(--space-md);
}

.container-narrow {
  max-width: 900px;
}

.section {
  padding-block: var(--space-3xl);
}

.section-sm {
  padding-block: var(--space-xl);
}

.section-lg {
  padding-block: var(--space-4xl);
}

.section-dark {
  background-color: var(--color-secondary);
  color: var(--color-gray-200);
}

.section-dark h1,
.section-dark h2,
.section-dark h3,
.section-dark h4 {
  color: var(--color-white);
}

.section-muted {
  background-color: var(--color-gray-50);
}

.section-header {
  text-align: center;
  max-width: 760px;
  margin-inline: auto;
  margin-bottom: var(--space-2xl);
}

.section-tag {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-primary);
  background-color: var(--color-primary-light);
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-xs);
}

.section-header h2 {
  margin-bottom: var(--space-xs);
}

.section-subtitle {
  font-size: var(--text-md);
  color: var(--color-gray-600);
}

.section-dark .section-subtitle {
  color: var(--color-gray-400);
}

/* 3. TOP BAR DE CONTACTO
   -------------------------------------------------------------------------- */
.top-bar {
  background-color: var(--color-secondary);
  color: var(--color-gray-300);
  font-size: var(--text-xs);
  padding-block: 0.45rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.top-bar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-xs);
}

.top-bar-left, .top-bar-right {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  flex-wrap: wrap;
}

.top-bar a {
  color: var(--color-gray-300);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  transition: color var(--transition-fast);
}

.top-bar a:hover {
  color: var(--color-primary);
}

.top-bar-phone {
  font-weight: 600;
  color: var(--color-white) !important;
}

/* 4. HEADER & NAVEGACIÓN PRINCIPAL
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: var(--color-white);
  box-shadow: var(--shadow-sm);
  transition: background-color var(--transition-base), box-shadow var(--transition-base);
  height: var(--header-height);
  display: flex;
  align-items: center;
}

@media (min-width: 821px) {
  .site-header {
    background-color: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
  }
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  text-decoration: none;
}

.brand-logo img {
  height: 52px;
  width: auto;
  object-fit: contain;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav-link {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-gray-700);
  padding: 0.6rem 0.85rem;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

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

/* Dropdown */
.nav-item-dropdown {
  position: relative;
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 250px;
  background-color: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xl);
  padding: var(--space-xs);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: all var(--transition-base);
  z-index: 100;
}

.nav-item-dropdown:hover .dropdown-menu,
.nav-item-dropdown:focus-within .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-link {
  display: flex;
  flex-direction: column;
  padding: 0.65rem 0.85rem;
  border-radius: var(--radius-sm);
  color: var(--color-gray-800);
  transition: background-color var(--transition-fast);
}

.dropdown-link:hover {
  background-color: var(--color-gray-50);
  color: var(--color-primary);
}

.dropdown-link strong {
  font-size: var(--text-sm);
  font-weight: 600;
}

.dropdown-link span {
  font-size: var(--text-xs);
  color: var(--color-gray-500);
  font-weight: 400;
}

/* Mobile Toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 42px;
  height: 42px;
  border-radius: var(--radius-md);
  background-color: var(--color-gray-100);
  padding: 8px;
  z-index: 1010;
}

.menu-toggle span {
  display: block;
  height: 2.5px;
  width: 100%;
  background-color: var(--color-gray-900);
  border-radius: 2px;
  transition: all var(--transition-base);
}

.menu-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7.5px) rotate(45deg);
}

.menu-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.menu-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7.5px) rotate(-45deg);
}

/* 5. BOTONES Y LLAMADAS A LA ACCIÓN (CRO)
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 0.85rem 1.8rem;
  font-weight: 600;
  font-size: var(--text-sm);
  line-height: 1.25;
  text-decoration: none;
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.btn span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  width: 100%;
}

.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-white);
  box-shadow: 0 4px 12px rgba(var(--color-primary-rgb), 0.3);
}

.btn-primary:hover {
  background-color: var(--color-primary-dark);
  color: var(--color-white);
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(var(--color-primary-rgb), 0.4);
}

.btn-secondary {
  background-color: var(--color-secondary);
  color: var(--color-white);
}

.btn-secondary:hover {
  background-color: var(--color-secondary-light);
  color: var(--color-white);
  transform: translateY(-1px);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn-outline:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.btn-outline-white {
  background-color: transparent;
  color: var(--color-white);
  border-color: rgba(255, 255, 255, 0.7);
}

.btn-outline-white:hover {
  background-color: var(--color-white);
  color: var(--color-secondary);
}

.btn-whatsapp {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background-color: var(--color-accent);
  color: var(--color-white);
  box-shadow: 0 4px 12px rgba(var(--color-accent-rgb), 0.35);
}

.btn-whatsapp:hover {
  background-color: var(--color-accent-hover);
  color: var(--color-white);
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(var(--color-accent-rgb), 0.45);
}

.btn-whatsapp span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  width: 100%;
}

.btn-whatsapp svg {
  flex-shrink: 0;
}

.btn-lg {
  padding: 0.95rem 2rem;
  font-size: var(--text-base);
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: var(--text-xs);
}

/* 6. BOTÓN FLOTANTE DE WHATSAPP (WIDGET CIRCULAR CRO)
   -------------------------------------------------------------------------- */
.wa-floating-btn {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 999;
  width: 60px;
  height: 60px;
  min-width: 60px;
  min-height: 60px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #25d366;
  color: var(--color-white);
  text-decoration: none;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.22), 0 4px 10px rgba(0, 0, 0, 0.12);
  transition: transform var(--transition-base), box-shadow var(--transition-base), background-color var(--transition-base);
}

.wa-floating-btn:hover {
  background-color: #22bf5b;
  color: var(--color-white);
  transform: translateY(-4px) scale(1.08);
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.28), 0 6px 14px rgba(0, 0, 0, 0.16);
}

.wa-floating-btn svg {
  width: 34px;
  height: 34px;
  fill: #ffffff;
  flex-shrink: 0;
  transition: transform var(--transition-fast);
}

.wa-floating-btn:hover svg {
  transform: scale(1.06);
}

.wa-floating-btn span {
  position: absolute;
  right: calc(100% + 14px);
  white-space: nowrap;
  background-color: var(--color-secondary);
  color: var(--color-white);
  font-size: var(--text-xs);
  font-weight: 700;
  padding: 8px 16px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateX(10px);
  transition: all var(--transition-fast);
  pointer-events: none;
}

.wa-floating-btn span::after {
  content: '';
  position: absolute;
  top: 50%;
  right: -6px;
  transform: translateY(-50%);
  border-width: 6px 0 6px 6px;
  border-style: solid;
  border-color: transparent transparent transparent var(--color-secondary);
}

.wa-floating-btn:hover span {
  opacity: 1;
  visibility: visible;
  transform: translateX(0);
}

/* 7. HERO SECTIONS (LCP CANDIDATES)
   -------------------------------------------------------------------------- */
.hero-home {
  position: relative;
  background-color: var(--color-secondary);
  color: var(--color-white);
  padding-block: var(--space-4xl) var(--space-3xl);
  overflow: hidden;
  display: flex;
  align-items: center;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 1;
  opacity: 0.38;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(16, 33, 64, 0.95) 0%, rgba(25, 48, 90, 0.8) 50%, rgba(52, 197, 212, 0.28) 100%);
  z-index: 2;
}

.hero-content {
  position: relative;
  z-index: 3;
  max-width: 820px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  background-color: rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--color-white);
  padding: 0.4rem 1rem;
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 600;
  margin-bottom: var(--space-md);
}

.hero-home h1 {
  color: var(--color-white);
  font-size: var(--text-4xl);
  line-height: 1.15;
  margin-bottom: var(--space-md);
}

.hero-home h1 span {
  color: var(--color-cyan-vibrant);
  text-shadow: 0 0 20px var(--color-cyan-glow);
}

.hero-lead {
  font-size: var(--text-lg);
  color: var(--color-gray-200);
  line-height: 1.6;
  margin-bottom: var(--space-xl);
  max-width: 700px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  flex-wrap: wrap;
  margin-bottom: var(--space-2xl);
}

.hero-trust {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--space-md);
  padding-top: var(--space-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.trust-item {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.trust-item svg {
  width: 24px;
  height: 24px;
  color: var(--color-primary);
  flex-shrink: 0;
}

.trust-text strong {
  display: block;
  font-size: var(--text-sm);
  color: var(--color-white);
}

.trust-text span {
  font-size: var(--text-xs);
  color: var(--color-gray-400);
}

/* Inner Page Hero */
.page-hero {
  position: relative;
  background-color: var(--color-secondary);
  color: var(--color-white);
  padding-block: var(--space-3xl) var(--space-2xl);
  overflow: hidden;
}

.page-hero-bg {
  position: absolute;
  inset: 0;
  z-index: 1;
  opacity: 0.25;
}

.page-hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(16, 33, 64, 0.95) 0%, rgba(25, 48, 90, 0.85) 100%);
  z-index: 2;
}

.page-hero-content {
  position: relative;
  z-index: 3;
}

.breadcrumbs {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: var(--text-xs);
  color: var(--color-gray-400);
  margin-bottom: var(--space-sm);
}

.breadcrumbs a {
  color: var(--color-gray-300);
}

.breadcrumbs a:hover {
  color: var(--color-primary);
}

.page-hero h1 {
  color: var(--color-white);
  margin-bottom: var(--space-xs);
}

.page-hero-desc {
  font-size: var(--text-md);
  color: var(--color-gray-300);
  max-width: 750px;
}

/* 8. CARDS, GRIDS & LISTADOS
   -------------------------------------------------------------------------- */
.grid-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr));
  gap: var(--space-xl);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 340px), 1fr));
  gap: var(--space-xl);
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 260px), 1fr));
  gap: var(--space-lg);
}

.card {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(var(--color-primary-rgb), 0.3);
}

.card-img-wrapper {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  background-color: var(--color-gray-50);
  aspect-ratio: 4 / 3;
  margin-bottom: var(--space-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

.card-img-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.card:hover .card-img-wrapper img {
  transform: scale(1.05);
}

.card-icon {
  width: 54px;
  height: 54px;
  border-radius: var(--radius-md);
  background-color: var(--color-primary-light);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-md);
  flex-shrink: 0;
}

.card-icon svg {
  width: 28px;
  height: 28px;
}

.card h3 {
  font-size: var(--text-lg);
  margin-bottom: var(--space-xs);
}

.card p {
  color: var(--color-gray-600);
  font-size: var(--text-sm);
  margin-bottom: var(--space-md);
  flex-grow: 1;
}

.card-features {
  margin-bottom: var(--space-lg);
}

.card-features li {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  font-size: var(--text-xs);
  color: var(--color-gray-700);
  margin-bottom: 0.4rem;
}

.card-features svg {
  width: 16px;
  height: 16px;
  color: var(--color-primary);
  flex-shrink: 0;
  margin-top: 2px;
}

.card-footer {
  margin-top: auto;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-gray-100);
}

.card-footer .btn {
  width: 100%;
  justify-content: center;
  text-align: center;
}

/* 9. MARCAS ALIADAS (CAROUSEL / LOGOS GRID)
   -------------------------------------------------------------------------- */
.brands-section {
  padding-block: var(--space-2xl);
  background-color: var(--color-gray-50);
  border-top: 1px solid var(--color-gray-200);
  border-bottom: 1px solid var(--color-gray-200);
}

.brands-title {
  text-align: center;
  font-size: var(--text-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-gray-500);
  margin-bottom: var(--space-lg);
}

.brands-grid {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: var(--space-xl) var(--space-2xl);
}

.brand-item {
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  filter: grayscale(100%);
  opacity: 0.65;
  transition: all var(--transition-base);
}

.brand-item:hover {
  filter: grayscale(0%);
  opacity: 1;
  transform: scale(1.06);
}

.brand-item img {
  max-height: 42px;
  width: auto;
  object-fit: contain;
}

/* 10. FORMULARIO DE CONVERSIÓN & CRO (contacto.html)
   -------------------------------------------------------------------------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.35fr;
  gap: var(--space-2xl);
  align-items: start;
}

.contact-info-card {
  background-color: var(--color-secondary);
  color: var(--color-white);
  border-radius: var(--radius-xl);
  padding: var(--space-2xl);
  box-shadow: var(--shadow-xl);
}

.contact-info-card h3 {
  color: var(--color-white);
  margin-bottom: var(--space-sm);
}

.contact-info-card p {
  color: var(--color-gray-300);
  font-size: var(--text-sm);
  margin-bottom: var(--space-xl);
}

.contact-details-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
  margin-bottom: var(--space-2xl);
}

.contact-detail-item {
  display: flex;
  gap: var(--space-md);
  align-items: flex-start;
}

.contact-detail-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background-color: rgba(255, 255, 255, 0.1);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-detail-icon svg {
  width: 22px;
  height: 22px;
}

.contact-detail-text h4 {
  color: var(--color-white);
  font-size: var(--text-sm);
  font-weight: 600;
  margin-bottom: 0.15rem;
}

.contact-detail-text p, .contact-detail-text a {
  color: var(--color-gray-300);
  font-size: var(--text-xs);
  line-height: 1.5;
  margin: 0;
}

.contact-detail-text a:hover {
  color: var(--color-primary);
}

.form-wrapper {
  background-color: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-xl);
  padding: var(--space-2xl);
  box-shadow: var(--shadow-md);
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: var(--space-md);
}

.form-group.col-full {
  grid-column: 1 / -1;
}

.form-group label {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-gray-700);
}

.form-group label span {
  color: var(--color-danger);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1.5px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  background-color: var(--color-gray-50);
  font-size: var(--text-sm);
  color: var(--color-gray-900);
  transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  background-color: var(--color-white);
  box-shadow: 0 0 0 3px rgba(var(--color-primary-rgb), 0.15);
}

.form-status {
  margin-top: var(--space-md);
  font-size: var(--text-sm);
  font-weight: 600;
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
  display: none;
}

.form-status.is-visible {
  display: block;
}

.form-status.success {
  background-color: #ecfdf5;
  color: #065f46;
  border: 1px solid #a7f3d0;
}

.form-status.error {
  background-color: #fef2f2;
  color: #991b1b;
  border: 1px solid #fecaca;
}

/* 11. FAQ ACCORDION (Schema FAQPage)
   -------------------------------------------------------------------------- */
.faq-list {
  max-width: 820px;
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.faq-item {
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  background-color: var(--color-white);
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

.faq-item:focus-within, .faq-item.is-active {
  border-color: var(--color-primary);
}

.faq-question {
  width: 100%;
  padding: var(--space-lg);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: var(--text-md);
  font-weight: 600;
  color: var(--color-gray-900);
  text-align: left;
  background: none;
}

.faq-question svg {
  width: 20px;
  height: 20px;
  transition: transform var(--transition-base);
  flex-shrink: 0;
}

.faq-item.is-active .faq-question svg {
  transform: rotate(180deg);
}

.faq-answer {
  padding: 0 var(--space-lg) var(--space-lg);
  color: var(--color-gray-600);
  font-size: var(--text-sm);
  line-height: 1.6;
  display: none;
}

.faq-item.is-active .faq-answer {
  display: block;
}

/* 12. TABLAS TÉCNICAS & SPECS
   -------------------------------------------------------------------------- */
.table-responsive {
  width: 100%;
  overflow-x: auto;
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  margin-block: var(--space-lg);
}

.table-specs {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
  text-align: left;
}

.table-specs th {
  background-color: var(--color-gray-100);
  padding: 0.85rem 1rem;
  font-weight: 700;
  color: var(--color-gray-900);
  border-bottom: 2px solid var(--color-gray-200);
}

.table-specs td {
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--color-gray-200);
  color: var(--color-gray-700);
}

.table-specs tr:nth-child(even) {
  background-color: var(--color-gray-50);
}

.table-specs tr:hover {
  background-color: var(--color-primary-light);
}

/* 13. FOOTER CORPORATIVO B2B
   -------------------------------------------------------------------------- */
.site-footer {
  background-color: var(--color-dark);
  color: var(--color-gray-400);
  font-size: var(--text-sm);
  padding-top: var(--space-3xl);
  margin-top: auto;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.35fr;
  gap: var(--space-2xl);
  margin-bottom: var(--space-3xl);
}

.footer-col h4 {
  color: var(--color-white);
  font-size: var(--text-md);
  margin-bottom: var(--space-lg);
  position: relative;
  padding-bottom: 0.5rem;
}

.footer-col h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 32px;
  height: 2px;
  background-color: var(--color-primary);
}

.footer-about p {
  color: var(--color-gray-400);
  font-size: var(--text-xs);
  line-height: 1.6;
  margin-bottom: var(--space-md);
}

.footer-links li {
  margin-bottom: 0.5rem;
}

.footer-links a {
  color: var(--color-gray-400);
  font-size: var(--text-xs);
  transition: color var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.footer-links a:hover {
  color: var(--color-white);
  transform: translateX(3px);
}

.footer-contact li {
  display: flex;
  gap: 0.6rem;
  margin-bottom: var(--space-sm);
  font-size: var(--text-xs);
  line-height: 1.5;
}

.footer-contact svg {
  width: 18px;
  height: 18px;
  color: var(--color-primary);
  flex-shrink: 0;
  margin-top: 2px;
}

.footer-contact a {
  color: var(--color-gray-300);
}

.footer-contact a:hover {
  color: var(--color-primary);
}

.footer-bottom {
  padding-block: var(--space-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: var(--text-xs);
}

.footer-bottom .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.footer-legal-links {
  display: flex;
  gap: var(--space-lg);
}

.footer-legal-links a {
  color: var(--color-gray-400);
}

.footer-legal-links a:hover {
  color: var(--color-white);
}

/* 14. RESPONSIVIDAD & MEDIA QUERIES
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
  .contact-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
  }
}

@media (max-width: 820px) {
  :root {
    --header-height: 70px;
  }

  .top-bar {
    display: none;
  }

  .site-header {
    height: 70px;
    background-color: var(--color-white) !important;
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
    z-index: 1020;
  }

  .brand-logo img {
    height: 42px;
  }

  .menu-toggle {
    display: flex;
    position: relative;
    z-index: 1040;
  }

  .main-nav {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: min(85vw, 340px);
    height: 100vh;
    height: 100dvh;
    background-color: #ffffff;
    flex-direction: column;
    align-items: stretch;
    padding: calc(70px + 1rem) var(--space-lg) var(--space-2xl);
    box-shadow: -8px 0 28px rgba(0, 0, 0, 0.22);
    transform: translateX(100%);
    transition: transform 0.28s cubic-bezier(0.16, 1, 0.3, 1);
    z-index: 1030;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior-y: contain;
  }

  .main-nav.is-open {
    transform: translateX(0);
  }

  .nav-backdrop {
    position: fixed;
    inset: 0;
    background-color: rgba(15, 29, 54, 0.65);
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
    z-index: 1015;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.25s ease, visibility 0.25s ease;
  }

  .nav-backdrop.is-visible {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
  }

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 0.5rem;
    margin-bottom: var(--space-xl);
  }

  .nav-link {
    padding: 0.85rem 1rem;
    font-size: var(--text-base);
    border-radius: var(--radius-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
  }

  .dropdown-menu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: none;
    background-color: var(--color-gray-50);
    padding: var(--space-xs);
    margin-left: var(--space-md);
    display: none;
  }

  .nav-item-dropdown.is-open .dropdown-menu {
    display: block;
  }

  .nav-item-dropdown.is-open .dropdown-toggle svg {
    transform: rotate(180deg);
  }

  .main-nav .btn {
    width: 100%;
    margin-top: auto;
  }

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

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

  .wa-floating-btn span {
    display: none;
  }

  .wa-floating-btn {
    width: 56px;
    height: 56px;
    min-width: 56px;
    min-height: 56px;
    padding: 0;
    bottom: 20px;
    right: 20px;
  }

  .wa-floating-btn svg {
    width: 30px;
    height: 30px;
  }
}