/* Reset y Estilos Globales */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  /* Configuración de Colores - Tema Oscuro por Defecto */
  --bg-primary: #07090e;
  --bg-secondary: #0e121a;
  --bg-tertiary: #161c29;
  --glass-bg: rgba(14, 18, 26, 0.75);
  --glass-border: rgba(255, 255, 255, 0.06);
  --text-primary: #f3f4f6;
  --text-secondary: #9ca3af;
  --text-muted: #6b7280;
  
  --color-primary: #e21836; /* Rojo carmín Zyxel */
  --color-primary-rgb: 226, 24, 54;
  --color-primary-hover: #ff3350;
  --color-accent: #00d8f6; /* Cian vibrante */
  --color-accent-rgb: 0, 216, 246;
  
  --color-success: #10b981;
  --color-success-rgb: 16, 185, 129;
  --color-warning: #f59e0b;
  --color-error: #ef4444;
  
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 8px 16px rgba(0, 0, 0, 0.2);
  --shadow-lg: 0 16px 32px rgba(0, 0, 0, 0.3);
  --shadow-glass: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
  --shadow-primary: 0 0 30px rgba(226, 24, 54, 0.3);
  --shadow-accent: 0 0 25px rgba(0, 216, 246, 0.2);
  
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-title: 'Outfit', var(--font-sans);
  
  --transition-fast: 0.15s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.6s cubic-bezier(0.16, 1, 0.3, 1);
  
  color-scheme: dark light;
}

/* Modificadores para el Tema Claro */
[data-theme="light"] {
  --bg-primary: #f8fafc;
  --bg-secondary: #ffffff;
  --bg-tertiary: #f1f5f9;
  --glass-bg: rgba(255, 255, 255, 0.8);
  --glass-border: rgba(0, 0, 0, 0.08);
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  
  --color-primary: #d1122c;
  --color-primary-hover: #b00c22;
  --color-accent: #0093a8;
  
  --shadow-md: 0 8px 16px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 16px 32px rgba(0, 0, 0, 0.08);
  --shadow-glass: 0 8px 32px 0 rgba(0, 0, 0, 0.06);
  --shadow-primary: 0 8px 25px rgba(209, 18, 44, 0.15);
  --shadow-accent: 0 8px 20px rgba(0, 147, 168, 0.1);
}

html {
  scroll-behavior: smooth;
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
}

body {
  overflow-x: hidden;
  transition: background-color var(--transition-normal), color var(--transition-normal);
}

/* Tipografía */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-title);
  font-weight: 700;
  line-height: 1.25;
  color: var(--text-primary);
}

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

/* Clases de Utilidad */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
}

.grid-3 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

.grid-4 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.align-center {
  align-items: center;
}

.text-center {
  text-align: center;
}

.text-gradient {
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.w-full { width: 100%; }
.mt-4 { margin-top: 16px; }
.hidden { display: none !important; }

/* Botones */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  border-radius: 8px;
  font-family: var(--font-title);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-normal);
  border: 2px solid transparent;
  gap: 8px;
}

.btn-primary {
  background-color: var(--color-primary);
  color: #ffffff;
  box-shadow: var(--shadow-primary);
}

.btn-primary:hover {
  background-color: var(--color-primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(var(--color-primary-rgb), 0.4);
}

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

.btn-outline:hover {
  background-color: var(--glass-border);
  border-color: var(--text-secondary);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.875rem;
}

.btn-lg {
  padding: 16px 32px;
  font-size: 1.125rem;
}

/* Efecto Glassmorphism */
.glassmorphic {
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-glass);
}

/* Header */
.main-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  transition: background-color var(--transition-normal), border var(--transition-normal);
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.logo-container {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-wrapper {
  background-color: #ffffff;
  padding: 6px 14px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  transition: transform var(--transition-fast);
}

.logo-wrapper:hover {
  transform: scale(1.02);
}

.header-logo {
  height: 32px;
  display: block;
}

.logo-badge-header {
  font-family: var(--font-title);
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  background-color: var(--color-primary);
  color: white;
  padding: 3px 8px;
  border-radius: 4px;
  letter-spacing: 0.5px;
}

.footer-logo-wrapper {
  max-width: 220px;
  display: inline-flex;
}

.footer-logo {
  height: 36px;
  display: block;
}

.main-nav {
  display: none;
  gap: 32px;
}

.nav-link {
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--text-secondary);
  position: relative;
  padding: 8px 0;
}

.nav-link:hover {
  color: var(--text-primary);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-primary);
  transition: width var(--transition-fast);
}

.nav-link:hover::after {
  width: 100%;
}

.nav-link.highlight {
  color: var(--color-accent);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.theme-btn {
  background: transparent;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  border: 1px solid var(--glass-border);
  transition: background-color var(--transition-fast);
}

.theme-btn:hover {
  background-color: var(--glass-border);
}

/* Ocultar icono inactivo */
[data-theme="dark"] .icon-dark { display: none; }
[data-theme="light"] .icon-sun { display: none; }
[data-theme="light"] .icon-light { display: none; }
[data-theme="dark"] .icon-light { display: block; }
[data-theme="dark"] .icon-moon { display: block; }

.mobile-menu-toggle {
  display: flex;
  background: transparent;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
  font-size: 1.5rem;
}

/* Menú móvil expandido */
.mobile-nav-menu {
  position: fixed;
  top: 0;
  right: -100%;
  width: 300px;
  height: 100vh;
  z-index: 101;
  padding: 40px 24px;
  display: flex;
  flex-direction: column;
  gap: 24px;
  transition: right var(--transition-normal) cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: -10px 0 30px rgba(0,0,0,0.5);
}

.mobile-nav-menu.active {
  right: 0;
}

.mobile-menu-close {
  align-self: flex-end;
  background: transparent;
  border: none;
  color: var(--text-primary);
  font-size: 1.5rem;
  cursor: pointer;
}

.mobile-nav-link {
  font-family: var(--font-title);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-secondary);
}

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

/* Héroe */
.hero-section {
  position: relative;
  padding: 160px 0 80px;
  min-height: 90vh;
  display: flex;
  align-items: center;
}

.hero-bg-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 10% 30%, rgba(var(--color-primary-rgb), 0.08) 0%, transparent 60%),
              radial-gradient(circle at 90% 80%, rgba(0, 216, 246, 0.06) 0%, transparent 60%);
  pointer-events: none;
}

.badge-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 24px;
}

.badge-partner, .badge-stock {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: 100px;
  font-weight: 600;
  font-size: 0.85rem;
}

.badge-partner {
  background-color: rgba(var(--color-primary-rgb), 0.15);
  border: 1px solid rgba(var(--color-primary-rgb), 0.3);
  color: var(--color-primary);
}

.badge-stock {
  background-color: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: var(--color-success);
}

[data-theme="light"] .badge-partner {
  background-color: rgba(var(--color-primary-rgb), 0.08);
}

[data-theme="light"] .badge-stock {
  background-color: rgba(16, 185, 129, 0.08);
}

.hero-title {
  font-size: 3rem;
  line-height: 1.15;
  margin-bottom: 24px;
}

.hero-description {
  color: var(--text-secondary);
  font-size: 1.125rem;
  margin-bottom: 40px;
  max-width: 550px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 48px;
}

.hero-stats {
  display: flex;
  gap: 40px;
}

.stat-item {
  display: flex;
  flex-direction: column;
}

.stat-num {
  font-family: var(--font-title);
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1;
  margin-bottom: 4px;
}

.stat-label {
  color: var(--text-muted);
  font-size: 0.875rem;
  font-weight: 500;
}

.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

.hero-image-wrapper {
  position: relative;
  border-radius: 20px;
  overflow: hidden;
  padding: 8px;
  box-shadow: var(--shadow-lg);
  max-width: 100%;
}

.hero-main-img {
  width: 100%;
  border-radius: 16px;
  display: block;
}

.hero-floating-card {
  position: absolute;
  bottom: 24px;
  left: 24px;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 24px;
  border-radius: 16px;
  max-width: 280px;
  box-shadow: var(--shadow-lg);
}

.hero-floating-card .card-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background-color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
}

.hero-floating-card .card-text {
  display: flex;
  flex-direction: column;
}

.hero-floating-card .card-text strong {
  font-size: 1rem;
}

.hero-floating-card .card-text span {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

/* Sección de Modelos */
.models-section, .security-section, .operation-section, .history-section, .wizard-section, .compare-table-section {
  padding: 80px 0;
  position: relative;
}

.section-header {
  max-width: 700px;
  margin: 0 auto 56px;
}

.section-title {
  font-size: 2.25rem;
  margin-bottom: 16px;
}

.section-subtitle {
  color: var(--text-secondary);
  font-size: 1.1rem;
}

.model-card {
  border-radius: 20px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  height: 100%;
  transition: transform var(--transition-normal), border var(--transition-normal), box-shadow var(--transition-normal);
}

.model-card:hover {
  transform: translateY(-8px);
  border-color: rgba(var(--color-primary-rgb), 0.3);
  box-shadow: var(--shadow-primary);
}

.featured-card {
  border: 1.5px solid rgba(var(--color-primary-rgb), 0.4);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
}

.featured-card:hover {
  box-shadow: 0 12px 45px rgba(var(--color-primary-rgb), 0.4);
}

.model-image-container {
  position: relative;
  width: 100%;
  height: 220px;
  overflow: hidden;
  background-color: #000;
}

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

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

.model-badge {
  position: absolute;
  top: 16px;
  left: 16px;
  padding: 6px 12px;
  font-size: 0.75rem;
  font-weight: 700;
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
  border-radius: 6px;
  border: 1px solid var(--glass-border);
}

.badge-featured {
  background-color: var(--color-primary);
  color: white;
}

.stock-badge {
  position: absolute;
  top: 16px;
  right: 16px;
  padding: 6px 12px;
  font-size: 0.75rem;
  font-weight: 700;
  background-color: rgba(16, 185, 129, 0.15);
  color: var(--color-success);
  border-radius: 6px;
  border: 1px solid rgba(16, 185, 129, 0.3);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  z-index: 5;
}

[data-theme="light"] .stock-badge {
  background-color: rgba(16, 185, 129, 0.08);
}

.stock-badge-table {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--color-success);
  font-weight: 600;
}

.model-card-content {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.model-name {
  font-size: 1.5rem;
  margin-bottom: 8px;
}

.model-tagline {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: 24px;
  min-height: 44px;
}

.model-specs-list {
  list-style: none;
  margin-bottom: 24px;
}

.model-specs-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.model-specs-list li i {
  color: var(--color-primary);
  width: 18px;
  height: 18px;
}

.model-highlights {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: auto;
  margin-bottom: 24px;
}

.highlight-tag {
  background-color: rgba(255, 255, 255, 0.04);
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 600;
  border: 1px solid var(--glass-border);
  color: var(--text-muted);
}

.model-actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* Sección Seguridad */
.security-grid {
  align-items: center;
}

.security-left {
  display: flex;
  justify-content: center;
}

.security-illustration {
  width: 100%;
  max-width: 440px;
  height: 400px;
  border-radius: 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.shield-pulse {
  position: relative;
  width: 100px;
  height: 100px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 32px;
}

.shield-icon {
  width: 60px;
  height: 60px;
  color: var(--color-primary);
  z-index: 2;
}

.pulse-ring {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  border: 2px solid var(--color-primary);
  border-radius: 50%;
  animation: pulse-out 3s infinite linear;
  opacity: 0;
}

.ring-2 { animation-delay: 1s; }
.ring-3 { animation-delay: 2s; }

@keyframes pulse-out {
  0% { transform: scale(0.6); opacity: 0; }
  10% { opacity: 0.5; }
  100% { transform: scale(2.4); opacity: 0; }
}

.security-live-status {
  display: flex;
  align-items: center;
  gap: 8px;
  background-color: rgba(0,0,0,0.2);
  padding: 8px 16px;
  border-radius: 100px;
  font-size: 0.8rem;
  border: 1px solid var(--glass-border);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.status-dot.green {
  background-color: var(--color-success);
  box-shadow: 0 0 10px var(--color-success);
}

.advantage-card {
  display: flex;
  gap: 20px;
  padding: 20px;
  border-radius: 16px;
  margin-bottom: 16px;
  transition: transform var(--transition-fast);
}

.advantage-card:hover {
  transform: translateX(6px);
  border-color: rgba(var(--color-primary-rgb), 0.2);
}

.advantage-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background-color: rgba(var(--color-primary-rgb), 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  flex-shrink: 0;
}

.advantage-info h3 {
  font-size: 1.1rem;
  margin-bottom: 6px;
}

.advantage-info p {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* Operación y Gestión */
.operation-toggle-container {
  margin-bottom: 40px;
}

.mode-toggle-pill {
  display: inline-flex;
  padding: 6px;
  border-radius: 100px;
}

.mode-toggle-btn {
  background: transparent;
  border: none;
  padding: 10px 24px;
  border-radius: 100px;
  font-family: var(--font-title);
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: all var(--transition-normal);
}

.mode-toggle-btn.active {
  background-color: var(--color-primary);
  color: white;
  box-shadow: var(--shadow-sm);
}

.operation-panel {
  display: none;
  animation: fadeIn var(--transition-normal);
}

.operation-panel.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.benefit-list {
  list-style: none;
  margin-top: 24px;
}

.benefit-list li {
  display: flex;
  gap: 12px;
  margin-bottom: 12px;
  font-size: 0.95rem;
}

.benefit-list li i {
  color: var(--color-success);
  margin-top: 4px;
  flex-shrink: 0;
}

.dashboard-mockup {
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--glass-border);
}

.mockup-header {
  background-color: rgba(0,0,0,0.2);
  padding: 12px;
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--glass-border);
}

.mockup-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: #ef4444;
  margin-right: 6px;
}

.mockup-dot:nth-child(2) { background-color: #f59e0b; }
.mockup-dot:nth-child(3) { background-color: #10b981; }

.mockup-title {
  margin-left: auto;
  margin-right: auto;
  font-size: 0.75rem;
  font-family: var(--font-sans);
  color: var(--text-muted);
}

.mockup-body {
  padding: 24px;
  background-color: rgba(10, 15, 25, 0.4);
}

.mockup-widget {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--glass-border);
  border-radius: 8px;
  padding: 12px 16px;
  margin-bottom: 12px;
}

.widget-header {
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.5px;
  margin-bottom: 4px;
}

.widget-data {
  font-size: 0.95rem;
}

.progress-bar {
  width: 100%;
  height: 6px;
  background-color: rgba(255,255,255,0.1);
  border-radius: 100px;
  margin-top: 8px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background-color: var(--color-success);
  border-radius: 100px;
}

.cli-mockup {
  border-radius: 16px;
  overflow: hidden;
  background-color: #05070a;
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.cli-header {
  background-color: #12161c;
  padding: 12px 20px;
  border-bottom: 1px solid rgba(255,255,255,0.05);
  font-family: monospace;
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.cli-body {
  padding: 24px;
  font-family: monospace;
  font-size: 0.875rem;
  color: #a3e635;
  line-height: 1.8;
}

.cli-line {
  margin-bottom: 4px;
}

.cursor-line {
  display: inline-block;
  animation: blink 1s infinite step-end;
}

@keyframes blink {
  from, to { color: transparent; }
  50% { color: inherit; }
}

/* Cronología / Historia */
.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

.timeline-line {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 2px;
  background-color: var(--glass-border);
  transform: translateX(-50%);
}

.timeline-item {
  padding: 10px 40px;
  position: relative;
  width: 50%;
}

.timeline-item.left { left: 0; }
.timeline-item.right { left: 50%; }

.timeline-badge {
  position: absolute;
  top: 24px;
  right: -24px;
  width: 48px;
  height: 48px;
  background-color: var(--color-primary);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 0.85rem;
  border: 4px solid var(--bg-primary);
  z-index: 10;
}

.timeline-item.right .timeline-badge {
  left: -24px;
}

.timeline-panel {
  padding: 24px;
  border-radius: 16px;
  position: relative;
}

.timeline-panel h3 {
  font-size: 1.2rem;
  margin-bottom: 8px;
  color: var(--color-primary);
}

.timeline-panel p {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* Asistente interactivo */
.wizard-container {
  max-width: 720px;
  margin: 0 auto;
  border-radius: 24px;
  padding: 40px;
  overflow: hidden;
  position: relative;
}

.wizard-progress-bar {
  width: 100%;
  height: 4px;
  background-color: var(--glass-border);
  margin-bottom: 40px;
  border-radius: 100px;
  overflow: hidden;
}

.wizard-progress-fill {
  width: 33.33%;
  height: 100%;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  transition: width var(--transition-normal);
}

.wizard-step {
  display: none;
  animation: slideIn var(--transition-normal);
}

.wizard-step.active {
  display: block;
}

@keyframes slideIn {
  from { opacity: 0; transform: translateX(20px); }
  to { opacity: 1; transform: translateX(0); }
}

.wizard-question-title {
  font-size: 1.35rem;
  margin-bottom: 24px;
}

.wizard-options {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.wizard-opt-btn {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  padding: 16px 20px;
  text-align: left;
  cursor: pointer;
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 20px;
  transition: all var(--transition-normal);
  color: var(--text-primary);
  width: 100%;
}

.wizard-opt-btn:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--color-primary);
  transform: translateY(-2px);
}

.wizard-opt-btn.selected {
  background: rgba(var(--color-primary-rgb), 0.1);
  border-color: var(--color-primary);
  box-shadow: 0 0 15px rgba(var(--color-primary-rgb), 0.15);
}

.option-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background-color: var(--bg-tertiary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
}

.wizard-opt-btn.selected .option-icon {
  background-color: var(--color-primary);
  color: white;
}

.option-title {
  font-family: var(--font-title);
  font-weight: 600;
  font-size: 1.05rem;
  display: block;
}

.option-desc {
  font-size: 0.8rem;
  color: var(--text-secondary);
  display: block;
  margin-top: 4px;
}

.wizard-nav-controls {
  display: flex;
  justify-content: space-between;
  margin-top: 32px;
}

/* Resultados del Asistente */
.result-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background-color: rgba(var(--color-primary-rgb), 0.15);
  color: var(--color-primary);
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 16px;
}

.result-model-title {
  font-size: 2rem;
  margin-bottom: 8px;
}

.result-model-desc {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 32px;
}

.rec-card {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  padding: 24px;
  border-radius: 16px;
  text-align: left;
  margin-bottom: 32px;
  align-items: center;
}

.rec-card-image {
  background-color: #000;
  border-radius: 12px;
  height: 200px;
  overflow: hidden;
}

.rec-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.rec-card-details h4 {
  font-size: 1.35rem;
  margin-bottom: 8px;
}

.rec-card-details p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: 16px;
}

.rec-specs {
  list-style: none;
}

.rec-specs li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.rec-specs li i {
  color: var(--color-success);
  width: 16px;
  height: 16px;
}

.wizard-result-actions {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* Tabla comparativa */
.table-container {
  overflow-x: auto;
  border-radius: 16px;
}

.compare-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.95rem;
}

.compare-table th, .compare-table td {
  padding: 16px 24px;
  border-bottom: 1px solid var(--glass-border);
}

.compare-table th {
  font-family: var(--font-title);
  font-weight: 700;
  background-color: rgba(0,0,0,0.1);
  color: var(--text-primary);
}

.compare-table td strong {
  color: var(--text-primary);
}

.compare-table tr:hover {
  background-color: rgba(255, 255, 255, 0.01);
}

.table-featured {
  background-color: rgba(var(--color-primary-rgb), 0.05) !important;
  border-left: 1px solid rgba(var(--color-primary-rgb), 0.2);
  border-right: 1px solid rgba(var(--color-primary-rgb), 0.2);
}

[data-theme="light"] .table-featured {
  background-color: rgba(var(--color-primary-rgb), 0.02) !important;
}

/* Footer */
.main-footer {
  background-color: #030406;
  border-top: 1px solid var(--glass-border);
  padding: 80px 0 24px;
  color: var(--text-secondary);
  transition: background-color var(--transition-normal);
}

[data-theme="light"] .main-footer {
  background-color: #0f172a;
  color: #e2e8f0;
}

[data-theme="light"] .main-footer h3,
[data-theme="light"] .main-footer h4 {
  color: #ffffff;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-brand h3 {
  font-size: 1.5rem;
  margin-bottom: 16px;
  letter-spacing: -0.5px;
}

.badge-brand-footer {
  background-color: var(--color-primary);
  color: white;
  padding: 2px 8px;
  font-size: 0.65rem;
  border-radius: 4px;
  font-weight: 700;
  vertical-align: middle;
  margin-left: 6px;
}

.footer-brand p {
  font-size: 0.9rem;
  margin-bottom: 20px;
  max-width: 320px;
}

.partner-badge-footer {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: rgba(255,255,255,0.05);
  border: 1px solid var(--glass-border);
  padding: 6px 16px;
  border-radius: 8px;
  font-size: 0.75rem;
  font-weight: 600;
}

.footer-links h4, .footer-contact h4 {
  font-size: 1.1rem;
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 8px;
  color: var(--text-primary);
}

[data-theme="light"] .footer-links h4,
[data-theme="light"] .footer-contact h4 {
  color: #ffffff;
}

.footer-links h4::after, .footer-contact h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 30px;
  height: 2px;
  background-color: var(--color-primary);
}

.footer-links ul, .footer-contact ul {
  list-style: none;
}

.footer-links ul li, .footer-contact ul li {
  margin-bottom: 12px;
  font-size: 0.9rem;
}

.footer-links ul li a:hover {
  color: var(--color-primary);
}

.footer-contact ul li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

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

.footer-contact ul li a {
  text-decoration: underline;
}

.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,0.05);
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Modales (dialog) */
.quote-modal, .specs-modal-dialog {
  border: none;
  background: transparent;
  width: calc(100% - 32px);
  max-width: 550px;
  margin: auto;
  border-radius: 24px;
  color: var(--text-primary);
  box-shadow: 0 20px 50px rgba(0,0,0,0.5);
  overflow: visible;
}

.quote-modal::backdrop, .specs-modal-dialog::backdrop {
  background-color: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(8px);
}

.modal-wrapper {
  padding: 32px;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--glass-border);
  padding-bottom: 16px;
}

.modal-close-btn {
  background: transparent;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  border: 1px solid var(--glass-border);
}

.modal-close-btn:hover {
  background-color: var(--glass-border);
}

.modal-intro {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: 24px;
}

.modal-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 0.85rem;
  font-weight: 600;
}

.form-group input, .form-group select, .form-group textarea {
  background-color: rgba(0, 0, 0, 0.2);
  border: 1px solid var(--glass-border);
  border-radius: 8px;
  padding: 10px 14px;
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.9rem;
  outline: none;
  transition: border-color var(--transition-fast);
}

.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  border-color: var(--color-primary);
}

.form-success-message {
  text-align: center;
  padding: 24px 0;
  animation: fadeIn var(--transition-normal);
}

.success-icon {
  width: 64px;
  height: 64px;
  background-color: rgba(var(--color-success-rgb), 0.15);
  color: var(--color-success);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}

.success-icon i {
  width: 36px;
  height: 36px;
}

.form-success-message h4 {
  font-size: 1.25rem;
  margin-bottom: 12px;
}

.form-success-message p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.5;
}

/* Modificación Ficha Técnica */
.specs-modal-dialog {
  max-width: 600px;
}

.spec-sheet-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

.spec-sheet-table td {
  padding: 10px 16px;
  border-bottom: 1px solid var(--glass-border);
}

.spec-sheet-table tr td:first-child {
  font-weight: 600;
  color: var(--text-secondary);
  width: 40%;
}

/* Transición por scroll IntersectionObserver */
.scroll-reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
  will-change: opacity, transform;
}

.scroll-reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* Adaptabilidad (Responsive Design) */
@media (min-width: 768px) {
  .grid-2 {
    grid-template-columns: repeat(2, 1fr);
  }

  .grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }

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

  .main-nav {
    display: flex;
  }

  .mobile-menu-toggle {
    display: none;
  }

  .hero-title {
    font-size: 4rem;
  }

  .rec-card {
    grid-template-columns: 200px 1fr;
  }

  .wizard-result-actions {
    flex-direction: row;
    justify-content: center;
  }

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

@media (min-width: 1024px) {
  .grid-4 {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (max-width: 767px) {
  .timeline-line {
    left: 20px;
  }

  .timeline-item {
    width: 100%;
    padding-left: 56px;
    padding-right: 0;
  }

  .timeline-item.left, .timeline-item.right {
    left: 0;
  }

  .timeline-badge {
    left: -4px !important;
  }
}

/* Capa de LEDs destellantes sobre el Hero Image */
.led-overlay {
  position: absolute;
  top: 55%; /* Centrado vertical en el panel frontal del router */
  left: 40%; /* Cubre el área desde los LEDs de estado hasta los puertos activos */
  width: 32%;
  height: 5%;
  pointer-events: none;
  z-index: 4;
}

.led-light {
  position: absolute;
  width: 5px;
  height: 5px;
  background-color: #10b981;
  border-radius: 50%;
  box-shadow: 0 0 6px #10b981, 0 0 12px #10b981;
  opacity: 0.9;
  display: block; /* Ocupa el espacio establecido por width/height */
}

/* Posiciones de los LEDs individuales alineados con los puertos activos del USG FLEX */
.led-1 { left: 2%; top: 5%; animation: led-flash-slow 1.5s ease-in-out infinite alternate; }
.led-2 { left: 31%; top: -10%; animation: led-flash-fast 0.6s ease-in-out infinite alternate; }
.led-3 { left: 40%; top: -10%; animation: led-flash-medium 0.8s ease-in-out infinite alternate 0.2s; }
.led-4 { left: 49%; top: -10%; animation: led-flash-fast 0.5s ease-in-out infinite alternate 0.1s; }
.led-5 { left: 58%; top: -10%; animation: led-flash-slow 1.2s ease-in-out infinite alternate 0.3s; }
.led-6 { left: 67%; top: -10%; animation: led-flash-medium 0.7s ease-in-out infinite alternate 0.15s; }

@keyframes led-flash-fast {
  0% { opacity: 0.15; transform: scale(0.8); box-shadow: 0 0 2px #10b981; }
  100% { opacity: 1; transform: scale(1.2); box-shadow: 0 0 10px #10b981, 0 0 16px #10b981; }
}

@keyframes led-flash-medium {
  0% { opacity: 0.2; transform: scale(0.85); box-shadow: 0 0 3px #10b981; }
  100% { opacity: 1; transform: scale(1.25); box-shadow: 0 0 12px #10b981, 0 0 18px #10b981; }
}

@keyframes led-flash-slow {
  0% { opacity: 0.1; transform: scale(0.75); box-shadow: 0 0 1px #10b981; }
  100% { opacity: 0.95; transform: scale(1.1); box-shadow: 0 0 8px #10b981, 0 0 14px #10b981; }
}

/* Sección de Soporte y Mantención Remota */
.support-section {
  padding: 80px 0;
  background: var(--bg-primary);
}

.support-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-top: 40px;
}

.support-card {
  padding: 35px 30px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.support-card:hover {
  transform: translateY(-5px);
  border-color: var(--color-primary-light);
  box-shadow: var(--shadow-md);
}

.support-card .card-icon {
  width: 54px;
  height: 54px;
  border-radius: 12px;
  background: rgba(224, 0, 52, 0.08);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
}

.support-card .card-icon i {
  width: 26px;
  height: 26px;
}

.support-card h3 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.support-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
  margin: 0;
}

/* Sección de FAQs (Acordeón Details/Summary) */
.faq-section {
  padding: 80px 0;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
}

.faq-container {
  max-width: 800px;
  margin: 40px auto 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  border-radius: 12px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  overflow: hidden;
  transition: all 0.3s ease;
}

.faq-item[open] {
  border-color: var(--color-primary-light);
  box-shadow: var(--shadow-sm);
}

.faq-item summary {
  padding: 22px 24px;
  font-weight: 600;
  font-size: 1.05rem;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  user-select: none;
  color: var(--text-primary);
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "+";
  font-size: 1.4rem;
  font-weight: 400;
  color: var(--color-primary);
  transition: transform 0.3s ease;
}

.faq-item[open] summary::after {
  content: "−";
  color: var(--text-secondary);
}

.faq-content {
  padding: 0 24px 22px 24px;
  color: var(--text-secondary);
  line-height: 1.65;
  font-size: 0.95rem;
  border-top: 1px solid rgba(224, 0, 52, 0.05);
  padding-top: 16px;
}

/* Responsividad para Soporte y FAQs */
@media (max-width: 1023px) {
  .support-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }
}

@media (max-width: 767px) {
  .support-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  
  .faq-item summary {
    font-size: 0.98rem;
    padding: 18px 20px;
  }
  
  .faq-content {
    font-size: 0.9rem;
    padding: 0 20px 18px 20px;
    padding-top: 12px;
  }
}