/* ==========================================================================
   ENERVERTICE CONSULTORES S.A.S. - DESIGN SYSTEM & STYLESHEET
   Norma de diseño: Accesible (WCAG AA), Mobile-First, Core Web Vitals optimizado
   ========================================================================== */

:root {
  /* Paleta cromática principal */
  --color-primary: #059669;        /* Verde Esmeralda Sostenible */
  --color-primary-hover: #047857;
  --color-primary-light: #ecfdf5;
  --color-primary-glow: rgba(5, 150, 105, 0.2);
  
  --color-secondary: #d97706;      /* Ámbar Solar Dorado */
  --color-secondary-hover: #b45309;
  --color-secondary-light: #fef3c7;
  
  --color-dark: #0f172a;           /* Azul Pizarra Carbón */
  --color-dark-surface: #1e293b;
  --color-dark-card: #182234;
  --color-dark-border: #334155;
  
  --color-light-bg: #f8fafc;
  --color-surface: #ffffff;
  --color-border: #e2e8f0;
  --color-border-hover: #cbd5e1;
  
  --color-text-main: #0f172a;
  --color-text-muted: #475569;
  --color-text-subtle: #64748b;
  --color-text-inverse: #ffffff;
  
  --color-danger: #dc2626;
  --color-danger-bg: #fef2f2;
  --color-success: #16a34a;
  
  /* Tipografía y Escalas */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  --font-mono: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  
  /* Espaciado y Radios */
  --radius-xs: 4px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-full: 9999px;
  
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.04);
  --shadow-glow: 0 0 20px var(--color-primary-glow);
  
  /* Contenedores */
  --container-width: 1200px;
  --container-narrow: 840px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-light-bg);
  color: var(--color-text-main);
  line-height: 1.65;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

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

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color 0.2s ease;
}

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

button, input, select, textarea {
  font-family: inherit;
  font-size: 1rem;
}

/* Accesibilidad: Focus visible */
:focus-visible {
  outline: 3px solid var(--color-primary);
  outline-offset: 2px;
}

/* Layout Utilities */
.container {
  width: 100%;
  max-width: var(--container-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.25rem;
  padding-right: 1.25rem;
}

.container-narrow {
  max-width: var(--container-narrow);
}

.section {
  padding-top: 4.5rem;
  padding-bottom: 4.5rem;
}

.section-sm {
  padding-top: 2.5rem;
  padding-bottom: 2.5rem;
}

.section-dark {
  background-color: var(--color-dark);
  color: var(--color-text-inverse);
}

.section-white {
  background-color: var(--color-surface);
}

/* Encabezados de Sección */
.section-header {
  text-align: center;
  max-width: 760px;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 3.5rem;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background-color: var(--color-primary-light);
  color: var(--color-primary);
  font-size: 0.8rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  margin-bottom: 0.75rem;
  border: 1px solid rgba(5, 150, 105, 0.2);
}

.section-tag.tag-amber {
  background-color: var(--color-secondary-light);
  color: var(--color-secondary);
  border-color: rgba(217, 119, 6, 0.2);
}

.section-title {
  font-size: 2rem;
  font-weight: 900;
  line-height: 1.25;
  color: var(--color-text-main);
  letter-spacing: -0.025em;
}

.section-dark .section-title {
  color: var(--color-text-inverse);
}

@media (min-width: 768px) {
  .section-title {
    font-size: 2.5rem;
  }
}

.section-desc {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  margin-top: 1rem;
  line-height: 1.6;
}

.section-dark .section-desc {
  color: #94a3b8;
}

/* ==========================================================================
   HEADER STICKY Y NAVEGACIÓN
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
  transition: all 0.3s ease;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.header-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.header-logo img, .header-logo svg {
  height: 42px;
  width: auto;
}

.nav-desktop {
  display: none;
}

@media (min-width: 992px) {
  .nav-desktop {
    display: flex;
    align-items: center;
    gap: 1.75rem;
  }
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-text-main);
  padding: 0.5rem 0.25rem;
  position: relative;
  transition: color 0.2s ease;
}

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

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--color-primary);
  border-radius: var(--radius-full);
}

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

.dropdown-trigger {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  cursor: pointer;
  background: none;
  border: none;
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 310px;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 0.75rem;
  box-shadow: var(--shadow-xl);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  z-index: 110;
}

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

.dropdown-item {
  display: flex;
  flex-direction: column;
  padding: 0.65rem 0.85rem;
  border-radius: var(--radius-sm);
  transition: background 0.15s ease;
}

.dropdown-item:hover {
  background-color: var(--color-primary-light);
}

.dropdown-item strong {
  font-size: 0.92rem;
  color: var(--color-text-main);
  font-weight: 700;
}

.dropdown-item span {
  font-size: 0.78rem;
  color: var(--color-text-subtle);
  margin-top: 2px;
}

/* Botones y CTA */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 0.95rem;
  padding: 0.75rem 1.4rem;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  text-align: center;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-text-inverse);
  box-shadow: 0 4px 12px rgba(5, 150, 105, 0.25);
}

.btn-primary:hover {
  background-color: var(--color-primary-hover);
  color: var(--color-text-inverse);
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(5, 150, 105, 0.35);
}

.btn-secondary {
  background-color: var(--color-secondary);
  color: var(--color-text-inverse);
  box-shadow: 0 4px 12px rgba(217, 119, 6, 0.25);
}

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

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

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

.btn-outline-white {
  background-color: transparent;
  border-color: rgba(255, 255, 255, 0.3);
  color: #ffffff;
}

.btn-outline-white:hover {
  border-color: #ffffff;
  background-color: rgba(255, 255, 255, 0.1);
  color: #ffffff;
}

.btn-sm {
  padding: 0.45rem 0.95rem;
  font-size: 0.85rem;
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: 1.1rem;
  border-radius: var(--radius-md);
}

/* Botón menú móvil */
.mobile-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: none;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  color: var(--color-text-main);
}

@media (min-width: 992px) {
  .mobile-toggle {
    display: none;
  }
}

/* Drawer Móvil */
.mobile-nav-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(4px);
  z-index: 200;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}

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

.mobile-nav-panel {
  position: fixed;
  top: 0;
  right: 0;
  width: 85%;
  max-width: 380px;
  height: 100%;
  background-color: var(--color-surface);
  box-shadow: var(--shadow-xl);
  z-index: 210;
  transform: translateX(100%);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  padding: 1.5rem;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}

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

.mobile-nav-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 1.5rem;
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.mobile-nav-links .nav-link {
  font-size: 1.05rem;
  padding: 0.65rem 0.5rem;
}

.mobile-services-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding-left: 1rem;
  margin-top: 0.35rem;
  border-left: 2px solid var(--color-border);
}

.mobile-services-list a {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

/* ==========================================================================
   BREADCRUMBS (MIGAS DE PAN)
   ========================================================================== */
.breadcrumbs-bar {
  background-color: #ffffff;
  border-bottom: 1px solid var(--color-border);
  padding: 0.75rem 0;
  font-size: 0.85rem;
}

.breadcrumbs-list {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.4rem;
  list-style: none;
}

.breadcrumbs-item {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--color-text-subtle);
}

.breadcrumbs-item a {
  color: var(--color-text-muted);
}

.breadcrumbs-item a:hover {
  color: var(--color-primary);
  text-decoration: underline;
}

.breadcrumbs-separator {
  color: #94a3b8;
  font-size: 0.75rem;
}

.breadcrumbs-current {
  color: var(--color-text-main);
  font-weight: 700;
}

/* ==========================================================================
   HERO SECTION CORPORATIVO
   ========================================================================== */
.hero {
  position: relative;
  padding: 4.5rem 0 5rem;
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  color: #ffffff;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -100px;
  right: -100px;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(5, 150, 105, 0.25) 0%, rgba(5, 150, 105, 0) 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
}

@media (min-width: 992px) {
  .hero-grid {
    grid-template-columns: 1.15fr 0.85fr;
  }
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background-color: rgba(5, 150, 105, 0.2);
  border: 1px solid rgba(16, 185, 129, 0.4);
  color: #34d399;
  font-size: 0.82rem;
  font-weight: 700;
  padding: 0.4rem 0.95rem;
  border-radius: var(--radius-full);
  margin-bottom: 1.25rem;
}

.hero-title {
  font-size: 2.3rem;
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: -0.03em;
  color: #ffffff;
}

@media (min-width: 768px) {
  .hero-title {
    font-size: 3.1rem;
  }
}

.hero-title .highlight {
  color: #34d399;
  background: linear-gradient(120deg, #34d399 0%, #10b981 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: #cbd5e1;
  line-height: 1.65;
  margin-top: 1.25rem;
  margin-bottom: 2rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.hero-trust-list {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.hero-trust-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: #e2e8f0;
  font-weight: 600;
}

.hero-trust-item svg {
  color: #34d399;
  flex-shrink: 0;
}

/* Tarjeta Destacada en Hero */
.hero-card-box {
  background: rgba(30, 41, 59, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-xl);
  backdrop-filter: blur(10px);
}

.hero-card-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.hero-card-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--color-primary), #047857);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
}

.hero-card-title {
  font-size: 1.2rem;
  font-weight: 800;
  color: #ffffff;
}

.hero-card-text {
  font-size: 0.92rem;
  color: #cbd5e1;
  line-height: 1.6;
  margin-bottom: 1.25rem;
}

.hero-metrics-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-top: 1.25rem;
  padding-top: 1.25rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

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

.metric-number {
  font-size: 1.75rem;
  font-weight: 900;
  color: #fbbf24;
}

.metric-label {
  font-size: 0.8rem;
  color: #94a3b8;
  line-height: 1.3;
}

/* ==========================================================================
   CARDS DE SERVICIOS
   ========================================================================== */
.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

@media (min-width: 640px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

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

.service-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 2rem 1.5rem;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
  position: relative;
}

.service-card:hover {
  transform: translateY(-6px);
  border-color: var(--color-primary);
  box-shadow: var(--shadow-xl);
}

.service-icon-box {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-sm);
  background-color: var(--color-primary-light);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  transition: all 0.2s ease;
}

.service-card:hover .service-icon-box {
  background-color: var(--color-primary);
  color: #ffffff;
}

.service-card-title {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--color-text-main);
  margin-bottom: 0.75rem;
  line-height: 1.35;
}

.service-card-desc {
  font-size: 0.92rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.service-card-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-primary);
}

.service-card-link:hover {
  gap: 0.65rem;
}

/* ==========================================================================
   METODOLOGÍA Y CÓMO FUNCIONA (PASOS)
   ========================================================================== */
.steps-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.75rem;
}

@media (min-width: 768px) {
  .steps-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 1024px) {
  .steps-grid {
    grid-template-columns: repeat(5, 1fr);
  }
}

.step-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.75rem 1.25rem;
  position: relative;
  display: flex;
  flex-direction: column;
}

.step-number {
  font-size: 2.25rem;
  font-weight: 900;
  color: rgba(5, 150, 105, 0.2);
  line-height: 1;
  margin-bottom: 0.75rem;
}

.step-card-title {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--color-text-main);
  margin-bottom: 0.5rem;
}

.step-card-desc {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  line-height: 1.55;
}

/* ==========================================================================
   ACORDEÓN DE PREGUNTAS FRECUENTES (FAQ)
   ========================================================================== */
.faq-accordion {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  max-width: 820px;
  margin-left: auto;
  margin-right: auto;
}

.faq-item {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: border-color 0.2s ease;
}

.faq-item.active {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.faq-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.5rem;
  background: none;
  border: none;
  text-align: left;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-text-main);
  cursor: pointer;
  gap: 1rem;
}

.faq-icon {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background-color: var(--color-light-bg);
  color: var(--color-text-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  transition: transform 0.25s ease, background-color 0.2s;
  flex-shrink: 0;
}

.faq-item.active .faq-icon {
  transform: rotate(180deg);
  background-color: var(--color-primary);
  color: #ffffff;
}

.faq-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s cubic-bezier(0.16, 1, 0.3, 1), padding 0.3s ease;
  padding: 0 1.5rem;
  color: var(--color-text-muted);
  font-size: 0.95rem;
  line-height: 1.65;
}

.faq-item.active .faq-content {
  max-height: 600px;
  padding: 0 1.5rem 1.5rem 1.5rem;
}

/* ==========================================================================
   BLOG Y ARTÍCULOS
   ========================================================================== */
.blog-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

@media (min-width: 768px) {
  .blog-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .blog-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.blog-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.blog-card-header {
  height: 140px;
  background: linear-gradient(135deg, #1e293b, #0f172a);
  padding: 1.5rem;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  position: relative;
}

.blog-category-badge {
  background-color: rgba(5, 150, 105, 0.9);
  color: #ffffff;
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-full);
}

.blog-read-time {
  color: #cbd5e1;
  font-size: 0.75rem;
  font-weight: 600;
}

.blog-card-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.blog-card-title {
  font-size: 1.15rem;
  font-weight: 800;
  line-height: 1.35;
  color: var(--color-text-main);
  margin-bottom: 0.75rem;
}

.blog-card-excerpt {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

.blog-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--color-border);
  padding-top: 1rem;
  font-size: 0.85rem;
  color: var(--color-text-subtle);
}

/* Artículo Individual (Layout de Lectura) */
.article-container {
  max-width: 860px;
  margin-left: auto;
  margin-right: auto;
}

.article-header {
  margin-bottom: 2.5rem;
  text-align: center;
}

.article-meta {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.88rem;
  color: var(--color-text-subtle);
  margin-top: 1rem;
}

.article-toc {
  background-color: var(--color-primary-light);
  border: 1px solid rgba(5, 150, 105, 0.25);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  margin: 2rem 0;
}

.article-toc h3 {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--color-primary-hover);
  margin-bottom: 0.75rem;
}

.article-toc ol {
  padding-left: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.article-toc a {
  color: var(--color-text-main);
  font-weight: 600;
  font-size: 0.92rem;
}

.article-toc a:hover {
  color: var(--color-primary);
  text-decoration: underline;
}

.article-body {
  font-size: 1.05rem;
  line-height: 1.8;
  color: #1e293b;
}

.article-body h2 {
  font-size: 1.75rem;
  font-weight: 900;
  color: var(--color-text-main);
  margin-top: 2.5rem;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.article-body h3 {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--color-text-main);
  margin-top: 2rem;
  margin-bottom: 0.75rem;
}

.article-body p {
  margin-bottom: 1.35rem;
}

.article-body ul, .article-body ol {
  margin-bottom: 1.5rem;
  padding-left: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.article-body blockquote {
  border-left: 4px solid var(--color-primary);
  background-color: #f1f5f9;
  padding: 1rem 1.5rem;
  margin: 1.75rem 0;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-style: italic;
  color: var(--color-text-muted);
}

.article-cta-box {
  background: linear-gradient(135deg, var(--color-dark), #1e293b);
  color: #ffffff;
  border-radius: var(--radius-md);
  padding: 2.25rem;
  margin: 3rem 0;
  text-align: center;
}

.article-cta-box h3 {
  font-size: 1.4rem;
  font-weight: 900;
  color: #ffffff;
  margin-bottom: 0.75rem;
}

.article-cta-box p {
  color: #cbd5e1;
  font-size: 0.95rem;
  max-width: 620px;
  margin: 0 auto 1.5rem;
}

.article-nav-prev-next {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--color-border);
}

@media (min-width: 640px) {
  .article-nav-prev-next {
    grid-template-columns: 1fr 1fr;
  }
}

.article-nav-card {
  padding: 1.25rem;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.article-nav-card span {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--color-text-subtle);
}

.article-nav-card strong {
  font-size: 0.95rem;
  color: var(--color-text-main);
}

/* ==========================================================================
   FORMULARIO DE CONTACTO
   ========================================================================== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
}

@media (min-width: 992px) {
  .contact-grid {
    grid-template-columns: 1fr 1.2fr;
  }
}

.contact-info-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow-sm);
}

.contact-detail-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

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

.contact-detail-text strong {
  display: block;
  font-size: 0.95rem;
  color: var(--color-text-main);
  font-weight: 700;
}

.contact-detail-text span {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.form-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow-md);
}

.form-group {
  margin-bottom: 1.35rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.form-label {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--color-text-main);
}

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

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 0.8rem 1rem;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  color: var(--color-text-main);
  background-color: #ffffff;
  transition: all 0.2s ease;
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-glow);
  outline: none;
}

.form-checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  line-height: 1.45;
  cursor: pointer;
}

.form-checkbox-label input[type="checkbox"] {
  width: 18px;
  height: 18px;
  margin-top: 2px;
  accent-color: var(--color-primary);
  flex-shrink: 0;
}

/* Campo Honeypot para evitar spam */
.honeypot-field {
  display: none !important;
  visibility: hidden !important;
  position: absolute !important;
  left: -9999px !important;
}

/* Feedback de Formulario */
.form-feedback {
  display: none;
  padding: 1rem 1.25rem;
  border-radius: var(--radius-sm);
  margin-top: 1rem;
  font-size: 0.92rem;
  font-weight: 600;
}

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

.form-feedback.error {
  display: block;
  background-color: var(--color-danger-bg);
  color: #991b1b;
  border: 1px solid #fecaca;
}

/* ==========================================================================
   FOOTER CORPORATIVO
   ========================================================================== */
.site-footer {
  background-color: var(--color-dark);
  color: #ffffff;
  padding-top: 4.5rem;
  padding-bottom: 2rem;
  margin-top: auto;
  border-top: 1px solid var(--color-dark-border);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  margin-bottom: 3.5rem;
}

@media (min-width: 640px) {
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1.4fr 1fr 1fr 1fr;
  }
}

.footer-brand p {
  color: #94a3b8;
  font-size: 0.9rem;
  line-height: 1.6;
  margin-top: 1rem;
  margin-bottom: 1.25rem;
}

.footer-col-title {
  font-size: 1rem;
  font-weight: 800;
  color: #ffffff;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 1.25rem;
}

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

.footer-links-list a {
  color: #94a3b8;
  font-size: 0.9rem;
  transition: color 0.2s ease;
}

.footer-links-list a:hover {
  color: #34d399;
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid var(--color-dark-border);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-items: center;
  justify-content: space-between;
  font-size: 0.85rem;
  color: #64748b;
  text-align: center;
}

@media (min-width: 768px) {
  .footer-bottom {
    flex-direction: row;
    text-align: left;
  }
}

.footer-legal-inline {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
  list-style: none;
}

.footer-legal-inline a {
  color: #94a3b8;
}

.footer-legal-inline a:hover {
  color: #ffffff;
}

/* ==========================================================================
   PÁGINAS LEGALES (HABEAS DATA, PRIVACIDAD, TÉRMINOS)
   ========================================================================== */
.legal-content {
  max-width: 820px;
  margin-left: auto;
  margin-right: auto;
  background-color: var(--color-surface);
  padding: 3rem 2rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

.legal-content h1 {
  font-size: 2.2rem;
  font-weight: 900;
  margin-bottom: 0.5rem;
  color: var(--color-text-main);
}

.legal-content .legal-date {
  font-size: 0.85rem;
  color: var(--color-text-subtle);
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--color-border);
}

.legal-content h2 {
  font-size: 1.4rem;
  font-weight: 800;
  margin-top: 2rem;
  margin-bottom: 0.75rem;
  color: var(--color-text-main);
}

.legal-content p {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--color-text-muted);
  margin-bottom: 1.25rem;
}

.legal-content ul, .legal-content ol {
  margin-bottom: 1.25rem;
  padding-left: 1.5rem;
  color: var(--color-text-muted);
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

/* Tablas comparativas técnicas */
.table-responsive {
  width: 100%;
  overflow-x: auto;
  margin: 2rem 0;
}

.table-custom {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
  text-align: left;
}

.table-custom th, .table-custom td {
  padding: 0.85rem 1rem;
  border: 1px solid var(--color-border);
}

.table-custom th {
  background-color: #f1f5f9;
  font-weight: 800;
  color: var(--color-text-main);
}

.table-custom tr:nth-child(even) {
  background-color: #f8fafc;
}