/* ==========================================================================
   RioNET Telecomunicaciones - Hoja de Estilos Corporativa
   Rediseño Sobrio, Monocolor Blanco con Acentos Oficiales
   SimCodec Demostración Tecnológica
   ========================================================================== */

:root {
  /* Paleta Corporativa */
  --color-primary: #001b2e;        /* Azul marino profundo corporativo */
  --color-primary-light: #0a2f4c;  /* Azul marino medio */
  --color-accent: #ee8301;         /* Naranja oficial RioNET */
  --color-accent-hover: #d97500;   /* Naranja activo/hover */
  --color-accent-subtle: #fff7ed;  /* Fondo suave naranja */
  
  /* Fondos y Neutros */
  --bg-page: #ffffff;              /* Blanco puro base */
  --bg-surface: #f8fafc;           /* Slate ultra claro */
  --bg-card: #ffffff;              /* Fondo de tarjetas */
  --bg-subtle: #f1f5f9;            /* Fondo divisorio */
  
  /* Textos */
  --text-primary: #0f172a;         /* Texto principal de alto contraste */
  --text-secondary: #475569;       /* Texto secundario y descripciones */
  --text-muted: #64748b;           /* Texto atenuado y metadatos */
  --text-inverse: #ffffff;         /* Texto sobre fondos oscuros */
  
  /* Bordes y Separadores */
  --border-light: #e2e8f0;         /* Borde estándar sutil */
  --border-subtle: #cbd5e1;        /* Borde para tarjetas y focos */
  --border-accent: #fbd38d;        /* Borde con acento de marca */
  
  /* Sombras Sobrias */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.04), 0 4px 6px -4px rgba(0, 0, 0, 0.03);
  --shadow-navbar: 0 2px 10px rgba(0, 27, 46, 0.06);

  /* Tipografía y Espaciado */
  --font-sans: 'Plus Jakarta Sans', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-full: 9999px;
  --transition: all 0.2s ease-in-out;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  scroll-padding-top: 100px;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-page);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

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

.container {
  width: 100%;
  max-width: 1240px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

/* ==========================================================================
   Avisos Obligatorios de Demostración SimCodec
   ========================================================================== */

.demo-banner-top {
  background-color: #001b2e;
  color: #ffffff;
  border-bottom: 2px solid var(--color-accent);
  padding: 0.5rem 1rem;
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  position: relative;
  z-index: 1001;
}

.demo-banner-content {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  text-align: center;
}

.demo-pill {
  display: inline-flex;
  align-items: center;
  padding: 0.15rem 0.55rem;
  background-color: var(--color-accent);
  color: #ffffff;
  border-radius: var(--radius-full);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.demo-footer-banner {
  background-color: #f1f5f9;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
  text-align: center;
  flex-wrap: wrap;
}

.demo-footer-banner .demo-pill {
  background-color: var(--color-primary);
}

/* ==========================================================================
   Header y Barra de Navegación (100% Opaco Sólido Blanco)
   ========================================================================== */

.site-header {
  position: sticky;
  top: 0;
  background-color: #ffffff !important; /* 100% Sólido sin transparencias */
  box-shadow: var(--shadow-navbar);
  border-bottom: 1px solid var(--border-light);
  z-index: 1000;
  transition: box-shadow 0.2s ease;
}

.nav-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 74px;
}

.brand-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.brand-logo {
  height: 42px;
  width: auto;
  object-fit: contain;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 1.75rem;
  list-style: none;
}

.nav-link {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-secondary);
  position: relative;
  padding: 0.5rem 0;
}

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

.nav-link:hover::after, .nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--color-accent);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.875rem;
}

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  padding: 0.5rem;
  cursor: pointer;
  color: var(--color-primary);
}

/* ==========================================================================
   Botones y Elementos de Interacción
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.65rem 1.25rem;
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--color-accent);
  color: #ffffff;
  border-color: var(--color-accent);
}

.btn-primary:hover {
  background-color: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
  transform: translateY(-1px);
}

.btn-secondary {
  background-color: var(--color-primary);
  color: #ffffff;
  border-color: var(--color-primary);
}

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

.btn-outline {
  background-color: #ffffff;
  color: var(--color-primary);
  border-color: var(--border-subtle);
}

.btn-outline:hover {
  background-color: var(--bg-surface);
  border-color: var(--color-primary);
}

.btn-sm {
  padding: 0.45rem 0.85rem;
  font-size: 0.85rem;
}

.btn-lg {
  padding: 0.85rem 1.75rem;
  font-size: 1.05rem;
  font-weight: 700;
}

/* ==========================================================================
   Hero Section Sobrio y Corporativo
   ========================================================================== */

.hero-section {
  background-color: #ffffff;
  border-bottom: 1px solid var(--border-light);
  padding: 4rem 0 4.5rem;
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3.5rem;
  align-items: center;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.85rem;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-full);
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 1.25rem;
}

.hero-tag .tag-dot {
  width: 8px;
  height: 8px;
  background-color: #10b981;
  border-radius: 50%;
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.2);
}

.hero-title {
  font-size: 2.75rem;
  font-weight: 800;
  line-height: 1.18;
  color: var(--color-primary);
  letter-spacing: -0.02em;
  margin-bottom: 1.25rem;
}

.hero-title span.accent {
  color: var(--color-accent);
}

.hero-description {
  font-size: 1.125rem;
  line-height: 1.65;
  color: var(--text-secondary);
  margin-bottom: 2rem;
  max-width: 580px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}

.hero-highlights {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  padding-top: 1.75rem;
  border-top: 1px solid var(--border-light);
}

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

.highlight-value {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1.2;
}

.highlight-label {
  font-size: 0.8125rem;
  color: var(--text-muted);
  font-weight: 500;
  margin-top: 0.25rem;
}

/* Panel de Diagnóstico y Estado en Hero */
.hero-card {
  background-color: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 1.75rem;
  position: relative;
}

.hero-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-light);
  margin-bottom: 1.25rem;
}

.hero-card-title {
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--color-primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background-color: #ecfdf5;
  color: #065f46;
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
}

.status-dot {
  width: 6px;
  height: 6px;
  background-color: #10b981;
  border-radius: 50%;
}

.hero-metric-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.metric-box {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 1rem;
}

.metric-box-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.metric-box-val {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--color-primary);
  margin-top: 0.25rem;
}

.hero-feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.hero-feature-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.hero-feature-item svg {
  color: #10b981;
  flex-shrink: 0;
}

/* ==========================================================================
   Secciones Generales y Encabezados
   ========================================================================== */

.section {
  padding: 4.5rem 0;
  background-color: #ffffff;
}

.section-alt {
  background-color: var(--bg-surface);
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
}

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 3.5rem;
}

.section-badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  background-color: var(--color-accent-subtle);
  color: var(--color-accent);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-full);
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.75rem;
}

.section-title {
  font-size: 2.15rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1.25;
  margin-bottom: 0.75rem;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ==========================================================================
   Planes de Fibra Óptica (Catálogo Sobrio)
   ========================================================================== */

.plan-filter-tabs {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
}

.tab-btn {
  background-color: #ffffff;
  border: 1px solid var(--border-light);
  color: var(--text-secondary);
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.tab-btn:hover {
  border-color: var(--border-subtle);
  color: var(--color-primary);
}

.tab-btn.active {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: #ffffff;
}

.plans-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
  gap: 1.5rem;
  align-items: stretch;
}

.plan-card {
  background-color: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 2rem 1.5rem;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.plan-card:hover {
  border-color: var(--border-subtle);
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.plan-card.featured {
  border: 2px solid var(--color-accent);
  box-shadow: var(--shadow-md);
}

.plan-badge-featured {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background-color: var(--color-accent);
  color: #ffffff;
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.25rem 0.85rem;
  border-radius: var(--radius-full);
  white-space: nowrap;
}

.plan-header {
  margin-bottom: 1.25rem;
  border-bottom: 1px solid var(--border-light);
  padding-bottom: 1.25rem;
}

.plan-category {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.plan-name {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--color-primary);
  margin-top: 0.25rem;
}

.plan-speed-badge {
  display: inline-flex;
  align-items: baseline;
  gap: 0.25rem;
  margin-top: 0.5rem;
  padding: 0.25rem 0.65rem;
  background-color: var(--bg-surface);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-light);
}

.plan-speed-number {
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--color-primary);
}

.plan-speed-unit {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-accent);
}

.plan-pricing {
  margin-bottom: 1.5rem;
}

.plan-price-row {
  display: flex;
  align-items: baseline;
  gap: 0.25rem;
}

.plan-currency {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary);
}

.plan-amount {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
}

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

.plan-tax-note {
  font-size: 0.75rem;
  color: #10b981;
  font-weight: 600;
  margin-top: 0.25rem;
}

.plan-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 2rem;
  flex-grow: 1;
}

.plan-feature-item {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.plan-feature-item svg {
  width: 16px;
  height: 16px;
  color: #10b981;
  margin-top: 0.2rem;
  flex-shrink: 0;
}

.plan-promo-tag {
  background-color: #fef3c7;
  color: #92400e;
  border-radius: var(--radius-sm);
  padding: 0.4rem 0.6rem;
  font-size: 0.75rem;
  font-weight: 600;
  margin-bottom: 1.25rem;
  text-align: center;
}

/* ==========================================================================
   Test de Velocidad Interactivo (Speedtest Local)
   ========================================================================== */

.speedtest-container {
  background-color: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: 2.5rem;
  max-width: 820px;
  margin: 0 auto;
}

.speedtest-display {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  text-align: center;
  margin-bottom: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--border-light);
}

.speedtest-metric-box {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 1.25rem 1rem;
}

.speedtest-label {
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.speedtest-val {
  font-size: 2.25rem;
  font-weight: 900;
  color: var(--color-primary);
  margin-top: 0.25rem;
  font-variant-numeric: tabular-nums;
}

.speedtest-unit {
  font-size: 0.8125rem;
  color: var(--color-accent);
  font-weight: 700;
}

.speedtest-status-area {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
}

.gauge-bar-wrapper {
  width: 100%;
  max-width: 480px;
  height: 8px;
  background-color: var(--bg-subtle);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.gauge-bar-progress {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--color-accent), #f59e0b);
  border-radius: var(--radius-full);
  transition: width 0.1s linear;
}

.speedtest-server-info {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 0.8125rem;
  color: var(--text-muted);
}

/* ==========================================================================
   Buscador de Cobertura en Riobamba y Chimborazo
   ========================================================================== */

.coverage-search-card {
  background-color: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow-sm);
  max-width: 860px;
  margin: 0 auto 3rem;
}

.coverage-form {
  display: flex;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.coverage-input {
  flex-grow: 1;
  padding: 0.75rem 1rem;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  font-size: 0.9375rem;
  outline: none;
  transition: var(--transition);
}

.coverage-input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(0, 27, 46, 0.08);
}

.coverage-result {
  display: none;
  padding: 1rem 1.25rem;
  border-radius: var(--radius-sm);
  font-size: 0.9375rem;
}

.coverage-result.success {
  display: block;
  background-color: #ecfdf5;
  border: 1px solid #a7f3d0;
  color: #065f46;
}

.coverage-result.info {
  display: block;
  background-color: #eff6ff;
  border: 1px solid #bfdbfe;
  color: #1e40af;
}

.coverage-zones-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
}

.zone-card {
  background-color: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 1.25rem;
}

.zone-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.zone-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.zone-item {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.zone-item::before {
  content: '•';
  color: var(--color-accent);
  font-weight: bold;
}

/* ==========================================================================
   Servicios Corporativos y de Telecomunicaciones
   ========================================================================== */

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.75rem;
}

.service-card {
  background-color: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
}

.service-card:hover {
  border-color: var(--border-subtle);
  box-shadow: var(--shadow-md);
}

.service-icon-box {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background-color: var(--bg-surface);
  border: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  margin-bottom: 1.25rem;
}

.service-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.75rem;
}

.service-desc {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1.25rem;
}

.service-card .btn-link {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-accent);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin-top: auto;
}

.service-card .btn-link:hover {
  color: var(--color-accent-hover);
  text-decoration: underline;
}

/* ==========================================================================
   Nosotros, Misión y Visión
   ========================================================================== */

.about-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2.5rem;
  align-items: stretch;
}

.about-card {
  background-color: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
}

.about-title {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.about-text {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ==========================================================================
   Contacto, Atención al Cliente y Reclamos
   ========================================================================== */

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
}

.contact-info-list {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact-card {
  background-color: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 1.5rem;
}

.contact-card-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.contact-detail {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 0.5rem;
}

.contact-badge {
  display: inline-block;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  padding: 0.2rem 0.5rem;
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 600;
}

.form-card {
  background-color: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  box-shadow: var(--shadow-sm);
}

.form-title {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.form-subtitle {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 0.35rem;
}

.form-control {
  width: 100%;
  padding: 0.65rem 0.85rem;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  font-size: 0.9375rem;
  transition: var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(0, 27, 46, 0.08);
}

textarea.form-control {
  resize: vertical;
  min-height: 100px;
}

.form-success-alert {
  display: none;
  background-color: #ecfdf5;
  border: 1px solid #a7f3d0;
  color: #065f46;
  padding: 1rem;
  border-radius: var(--radius-sm);
  margin-top: 1rem;
  font-size: 0.875rem;
}

/* ==========================================================================
   Marco Regulatorio y Transparencia ARCOTEL
   ========================================================================== */

.regulatory-box {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 2rem;
  margin-top: 3.5rem;
}

.regulatory-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 1rem;
}

.regulatory-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1rem;
}

.regulatory-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8125rem;
  color: var(--text-secondary);
  padding: 0.65rem 0.85rem;
  background-color: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.regulatory-link:hover {
  border-color: var(--border-subtle);
  color: var(--color-primary);
}

.regulatory-link svg {
  color: var(--color-accent);
  flex-shrink: 0;
}

/* ==========================================================================
   Footer Corporativo
   ========================================================================== */

.site-footer {
  background-color: #ffffff;
  border-top: 1px solid var(--border-light);
  padding: 3.5rem 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr repeat(3, 1fr);
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand-desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-top: 1rem;
  line-height: 1.6;
  max-width: 320px;
}

.footer-col-title {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.footer-link {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

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

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 2rem;
  border-top: 1px solid var(--border-light);
  font-size: 0.8125rem;
  color: var(--text-muted);
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-legal-tag {
  font-size: 0.75rem;
  background-color: var(--bg-surface);
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-light);
}

/* ==========================================================================
   Modal de Contratación / Solicitud de Plan
   ========================================================================== */

.modal-backdrop {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 27, 46, 0.6);
  z-index: 2000;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  backdrop-filter: blur(2px);
}

.modal-backdrop.open {
  display: flex;
}

.modal-card {
  background-color: #ffffff;
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  max-width: 520px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  border: 1px solid var(--border-light);
}

.modal-header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-primary);
}

.modal-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--text-muted);
  cursor: pointer;
  line-height: 1;
}

.modal-close:hover {
  color: var(--color-primary);
}

.modal-body {
  padding: 1.5rem;
}

/* ==========================================================================
   Responsividad
   ========================================================================== */

@media (max-width: 992px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  
  .contact-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }
  
  .about-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .nav-menu, .nav-actions .btn-outline {
    display: none;
  }
  
  .nav-toggle {
    display: block;
  }
  
  .nav-menu.mobile-open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 74px;
    left: 0;
    width: 100%;
    background-color: #ffffff;
    border-bottom: 1px solid var(--border-light);
    box-shadow: var(--shadow-navbar);
    padding: 1.5rem;
    gap: 1rem;
  }
  
  .hero-title {
    font-size: 2.15rem;
  }
  
  .hero-highlights {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  
  .speedtest-display {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  
  .coverage-form {
    flex-direction: column;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
  }
}