/* ==========================================================================
   AseoSOS 2.0 — Sistema de Diseño y Estilos Base
   Reglas: Layout editorial, sin box-shadows ni cards, Inter autoalojada,
   animaciones 100% CSS, paleta de marca oficial.
   ========================================================================== */

/* 1. TIPOGRAFÍA AUTOALOJADA (Inter) */
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('/assets/fonts/Inter-Regular.woff2') format('woff2');
}

@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('/assets/fonts/Inter-Medium.woff2') format('woff2');
}

@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('/assets/fonts/Inter-SemiBold.woff2') format('woff2');
}

@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('/assets/fonts/Inter-Bold.woff2') format('woff2');
}

/* 2. VARIABLES Y TOKENS DE DISEÑO */
:root {
  /* Paleta oficial de marca */
  --color-primary-dark: #0D1B2A;  /* Azul profundo */
  --color-teal: #0A6D80;          /* Azul petróleo */
  --color-aqua: #1ECAD3;          /* Aqua limpio */
  --color-light-bg: #E6F7FA;      /* Celeste claro */
  --color-neutral: #6B6F76;       /* Gris neutro */
  --color-white: #FFFFFF;
  --color-border: rgba(13, 27, 42, 0.08);
  --color-border-dark: rgba(255, 255, 255, 0.12);

  /* Colores complementarios y neutros extendidos */
  --color-teal-hover: #0C8299;
  --color-aqua-hover: #38D6DF;
  --color-whatsapp: #25D366;
  --color-whatsapp-hover: #20BA5A;
  --color-text-main: #333333;
  --color-text-secondary: #444444;
  --color-text-muted: #555555;
  --color-bg-subtle: #FAFCFD;
  --color-bg-footer: #F7FAFC;

  /* Tipografía */
  --font-base: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --line-height-tight: 1.15;
  --line-height-base: 1.6;
  --line-height-loose: 1.8;

  /* Espaciados modulares (Whitespace editorial) */
  --space-2xs: 0.25rem;
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;
  --space-3xl: 8rem;

  /* Contenedores */
  --container-max: 1200px;
  --container-narrow: 840px;
  --container-padding: 1.5rem;

  /* Transiciones CSS nativas */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
}

/* 3. RESET Y BASE */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-base);
  color: var(--color-primary-dark);
  background-color: var(--color-white);
  line-height: var(--line-height-base);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

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

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

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

ul, ol {
  list-style: none;
}

/* 4. LAYOUT EDITORIAL Y CONTENEDORES */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--container-padding);
  padding-right: var(--container-padding);
}

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

/* Secciones separadas por puro whitespace */
.section {
  padding-top: var(--space-2xl);
  padding-bottom: var(--space-2xl);
}

.section-lg {
  padding-top: var(--space-3xl);
  padding-bottom: var(--space-3xl);
}

.section-intro {
  margin-bottom: var(--space-xl);
}

.eyebrow {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--color-teal);
  margin-bottom: var(--space-xs);
}

.eyebrow-light {
  color: var(--color-aqua);
}

.title-display {
  font-size: clamp(2.25rem, 5vw, 3.75rem);
  font-weight: 700;
  line-height: var(--line-height-tight);
  color: var(--color-primary-dark);
  letter-spacing: -0.02em;
  margin-bottom: var(--space-md);
}

.title-h2 {
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 700;
  line-height: var(--line-height-tight);
  letter-spacing: -0.015em;
  margin-bottom: var(--space-sm);
}

.title-h3 {
  font-size: 1.25rem;
  font-weight: 600;
  line-height: 1.3;
  margin-bottom: var(--space-xs);
}

.lead-text {
  font-size: 1.1875rem;
  line-height: 1.7;
  color: var(--color-neutral);
}

/* 5. HEADER Y NAVEGACIÓN */
.site-header {
  background-color: var(--color-primary-dark);
  color: var(--color-white);
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid var(--color-border-dark);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.site-logo-link {
  display: inline-flex;
  align-items: center;
}

.site-logo {
  height: 48px;
  width: auto;
  object-fit: contain;
}

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

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

.nav-link {
  font-size: 0.9375rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.85);
  padding: 0.5rem 0.25rem;
  position: relative;
}

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

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

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

.nav-dropdown-trigger {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: transparent;
  border: none;
  font-family: inherit;
  font-size: 0.9375rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.85);
  padding: 0.5rem 0.25rem;
  cursor: pointer;
  transition: color var(--transition-fast);
}

.nav-dropdown-trigger:hover,
.nav-item-dropdown:hover .nav-dropdown-trigger,
.nav-item-dropdown.is-open .nav-dropdown-trigger {
  color: var(--color-aqua);
}

.dropdown-chevron {
  transition: transform var(--transition-fast);
}

.nav-item-dropdown:hover .dropdown-chevron,
.nav-item-dropdown.is-open .dropdown-chevron {
  transform: rotate(180deg);
}

.nav-dropdown-menu {
  background-color: var(--color-primary-dark);
}

.nav-dropdown-cat {
  display: block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-aqua);
  margin-bottom: 0.5rem;
  padding-bottom: 0.25rem;
  border-bottom: 1px solid var(--color-border-dark);
}

.nav-dropdown-link {
  display: block;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.85);
  padding: 0.35rem 0.5rem;
  border-radius: 2px;
  transition: color var(--transition-fast), background-color var(--transition-fast);
}

.nav-dropdown-link:hover,
.nav-dropdown-link:focus {
  color: var(--color-aqua);
  background-color: rgba(30, 202, 211, 0.08);
}

.nav-dropdown-link--all {
  color: var(--color-aqua);
  font-weight: 600;
  margin-top: 0.5rem;
}

.nav-dropdown-divider {
  height: 1px;
  background-color: var(--color-border-dark);
  margin: 0.5rem 0;
}

@media (min-width: 769px) {
  .nav-dropdown-menu {
    position: absolute;
    top: 100%;
    left: -20px;
    width: 460px;
    padding: var(--space-md);
    border: 1px solid var(--color-border-dark);
    border-radius: 4px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    transition: opacity var(--transition-fast), transform var(--transition-fast), visibility var(--transition-fast);
    z-index: 120;
  }

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

  .nav-dropdown-grid {
    display: grid;
    grid-template-columns: 1.3fr 1fr;
    gap: var(--space-md);
  }

  .nav-dropdown-col {
    display: flex;
    flex-direction: column;
    gap: 2px;
  }
}

@media (max-width: 768px) {
  .nav-item-dropdown {
    width: 100%;
  }

  .nav-dropdown-trigger {
    width: 100%;
    justify-content: space-between;
    font-size: 1.125rem;
    padding: 0.5rem 0;
  }

  .nav-dropdown-menu {
    display: none;
    width: 100%;
    padding-left: var(--space-sm);
    margin-top: var(--space-xs);
    border-left: 2px solid var(--color-teal);
  }

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

  .nav-dropdown-grid {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
  }

  .nav-dropdown-col {
    display: flex;
    flex-direction: column;
    gap: var(--space-2xs);
  }

  .nav-dropdown-link {
    font-size: 0.9375rem;
    padding: 0.35rem 0;
  }
}

.btn-header-cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  background-color: var(--color-aqua);
  color: var(--color-primary-dark);
  font-size: 0.875rem;
  font-weight: 600;
  padding: 0.625rem 1.25rem;
  border-radius: 4px;
  transition: background-color var(--transition-fast), transform var(--transition-fast);
}

.btn-header-cta:hover {
  background-color: var(--color-aqua-hover);
  transform: translateY(-1px);
}

/* Menú hamburguesa mobile */
.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-around;
  width: 32px;
  height: 26px;
  background: transparent;
  cursor: pointer;
}

.menu-toggle span {
  width: 100%;
  height: 2px;
  background-color: var(--color-white);
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

/* 6. BOTONES Y ACCIONES */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  background-color: var(--color-teal);
  color: var(--color-white);
  font-weight: 600;
  font-size: 1rem;
  padding: 0.875rem 1.75rem;
  border-radius: 4px;
  transition: background-color var(--transition-fast), transform var(--transition-fast);
}

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

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

.btn-whatsapp:hover {
  background-color: var(--color-whatsapp-hover);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  background-color: transparent;
  color: var(--color-primary-dark);
  border: 1px solid var(--color-primary-dark);
  font-weight: 600;
  font-size: 1rem;
  padding: 0.875rem 1.75rem;
  border-radius: 4px;
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

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

.btn-secondary-light {
  color: var(--color-white);
  border-color: rgba(255, 255, 255, 0.4);
}

.btn-secondary-light:hover {
  background-color: rgba(255, 255, 255, 0.12);
  color: var(--color-white);
}

.btn-full {
  width: 100%;
  text-align: center;
}

.btn-group {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  align-items: center;
}

/* 7. HERO EDITORIAL (LCP Estático sin animaciones) */
.hero {
  position: relative;
  background-color: var(--color-primary-dark);
  color: var(--color-white);
  overflow: hidden;
}

.hero-layout {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  min-height: 580px;
  gap: var(--space-xl);
  padding-top: var(--space-xl);
  padding-bottom: var(--space-xl);
}

.hero-content {
  max-width: 620px;
}

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

.hero-subtitle {
  color: rgba(255, 255, 255, 0.85);
  font-size: 1.1875rem;
  line-height: 1.7;
  margin-bottom: var(--space-lg);
}

.hero-media {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  border-radius: 4px;
  overflow: hidden;
}

.hero-media picture {
  display: block;
  width: 100%;
  height: 100%;
}

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

/* 8. GRID EDITORIAL DE SERVICIOS (Sin cards ni sombras) */
.services-editorial-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  column-gap: var(--space-xl);
  row-gap: var(--space-2xl);
}

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

.service-item-media {
  position: relative;
  overflow: hidden;
  margin-bottom: var(--space-md);
  border-radius: 2px;
}

.service-item-media img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.service-item:hover .service-item-media img {
  transform: scale(1.02);
}

.service-item-title {
  font-size: 1.375rem;
  font-weight: 700;
  margin-bottom: var(--space-2xs);
  color: var(--color-primary-dark);
}

.service-item-desc {
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--color-neutral);
  margin-bottom: var(--space-sm);
}

.service-item-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2xs);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-teal);
}

.service-item-link:hover {
  color: var(--color-aqua);
}

/* 9. DETALLES DE PÁGINA DE SERVICIO INDIVIDUAL */
.service-detail-header {
  padding-top: var(--space-xl);
  padding-bottom: var(--space-lg);
  border-bottom: 1px solid var(--color-border);
}

.service-detail-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: var(--space-2xl);
  align-items: start;
}

.service-detail-content h3 {
  margin-top: var(--space-lg);
  margin-bottom: var(--space-sm);
}

.service-detail-content p {
  color: var(--color-text-main);
  margin-bottom: var(--space-md);
}

.service-detail-content ul {
  margin-bottom: var(--space-lg);
  padding-left: 1.25rem;
}

.service-detail-content li {
  list-style-type: disc;
  margin-bottom: var(--space-xs);
  color: var(--color-text-secondary);
}

.service-detail-media-wrap {
  margin: var(--space-lg) 0;
}

.service-detail-img {
  width: 100%;
  border-radius: 4px;
}

.service-detail-sidebar {
  position: sticky;
  top: 100px;
  background-color: var(--color-light-bg);
  padding: var(--space-xl);
  border-radius: 4px;
}

.sidebar-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary-dark);
  margin-bottom: var(--space-xs);
}

.sidebar-text {
  font-size: 0.9375rem;
  color: var(--color-neutral);
  margin-bottom: var(--space-md);
}

.sidebar-highlight-box {
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--color-border);
}

.sidebar-highlight-title {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-teal);
  margin-bottom: var(--space-xs);
}

.sidebar-highlight-desc {
  font-size: 0.8125rem;
  color: var(--color-neutral);
  line-height: 1.5;
}

.sidebar-note {
  margin-top: var(--space-md);
  font-size: 0.8125rem;
  color: var(--color-neutral);
  text-align: center;
}

.section-subtle {
  background-color: var(--color-bg-subtle);
  border-top: 1px solid var(--color-border);
}

.related-services-title {
  font-size: 1.5rem;
  margin-bottom: var(--space-lg);
}

.faq-preview-wrap {
  margin-top: var(--space-md);
}

.faq-preview-title {
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.faq-preview-desc {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  margin-bottom: 1rem;
}

.faq-preview-desc:last-child {
  margin-bottom: 0;
}

/* 10. ZONA DE COBERTURA Y BENEFICIOS */
.coverage-box {
  background-color: var(--color-primary-dark);
  color: var(--color-white);
  padding: var(--space-2xl) var(--space-xl);
  border-radius: 4px;
}

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

.comunas-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-xs);
  margin-top: var(--space-md);
}

.comunas-list li {
  display: flex;
  align-items: center;
  gap: var(--space-2xs);
  font-size: 0.9375rem;
  color: rgba(255, 255, 255, 0.9);
}

.comunas-list li::before {
  content: '✓';
  color: var(--color-aqua);
  font-weight: bold;
}

/* 11. SCROLL FADE-IN (100% CSS + IntersectionObserver nativo) */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.fade-in.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* 12. BOTÓN FLOTANTE WHATSAPP */
.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background-color: var(--color-whatsapp);
  color: var(--color-white);
  transition: transform var(--transition-fast), background-color var(--transition-fast);
}

.whatsapp-float span {
  display: none;
}

.whatsapp-float:hover {
  background-color: var(--color-whatsapp-hover);
  transform: scale(1.04);
}

.whatsapp-float-icon {
  width: 28px;
  height: 28px;
}

/* 13. FOOTER (Fondo claro según brand brief) */
.site-footer {
  background-color: var(--color-bg-footer);
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-3xl);
  padding-bottom: var(--space-xl);
  color: var(--color-neutral);
  font-size: 0.875rem;
}

.footer-logo {
  height: 44px;
  width: auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(3, 1fr);
  gap: var(--space-xl);
  margin-bottom: var(--space-2xl);
}

.footer-brand p {
  margin-top: var(--space-sm);
  max-width: 320px;
  line-height: 1.6;
}

.footer-heading {
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--color-primary-dark);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-md);
}

.footer-links li {
  margin-bottom: var(--space-xs);
}

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

.footer-bottom {
  padding-top: var(--space-lg);
  border-top: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-md);
}

/* 14. RESPONSIVE BREAKPOINTS */
@media (max-width: 992px) {
  .hero-layout {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .service-detail-grid {
    grid-template-columns: 1fr;
  }

  .services-editorial-grid {
    grid-template-columns: 1fr;
  }

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

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

@media (max-width: 768px) {
  .menu-toggle {
    display: flex;
  }

  .main-nav {
    position: fixed;
    top: 80px;
    left: 0;
    width: 100%;
    height: calc(100vh - 80px);
    background-color: var(--color-primary-dark);
    flex-direction: column;
    padding: var(--space-xl) var(--space-md);
    gap: var(--space-lg);
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--transition-normal), opacity var(--transition-normal);
  }

  .main-nav.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: all;
  }

  .nav-links {
    flex-direction: column;
    width: 100%;
    align-items: flex-start;
    gap: var(--space-md);
  }

  .nav-link {
    font-size: 1.125rem;
    width: 100%;
  }

  .btn-header-cta {
    width: 100%;
    justify-content: center;
  }

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

  .hero-media {
    aspect-ratio: 768 / 600;
  }
}

/* 15. COMPONENTES Y UTILIDADES ADICIONALES */
.text-center { text-align: center; }
.text-white { color: var(--color-white); }
.text-aqua { color: var(--color-aqua); }

.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-xl { margin-top: var(--space-xl); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.pt-0 { padding-top: 0; }

.btn-large {
  font-size: 1.125rem;
  padding: 1rem 2.25rem;
}

.btn-small {
  font-size: 0.8125rem;
  padding: 0.5rem 1rem;
}

.coverage-desc {
  color: rgba(255, 255, 255, 0.85);
  line-height: 1.6;
}

.coverage-disclaimer {
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.6);
}

.sidebar-contact-info {
  margin-bottom: var(--space-md);
}

.sidebar-contact-item {
  font-size: 0.875rem;
}

.sidebar-contact-item + .sidebar-contact-item {
  margin-top: 0.25rem;
}

/* 16. HERO COMPACTO (servicios hub, contacto) */
.hero-layout-compact {
  min-height: 480px;
}

.hero-layout-short {
  min-height: 420px;
}

/* 17. SERVICE-ITEM EN HUB — btn-group al fondo */
.service-item .btn-group {
  margin-top: auto;
}

/* 18. CONTACTO — CARDS DE INFORMACION */
.contact-channels {
  margin-top: var(--space-xl);
  display: grid;
  gap: var(--space-lg);
}

.contact-card {
  padding: var(--space-md);
  background-color: var(--color-bg-subtle);
  border-left: 3px solid var(--color-teal);
  border-radius: 2px;
}

.contact-card--aqua {
  border-left-color: var(--color-aqua);
}

.contact-card--neutral {
  border-left-color: var(--color-neutral);
}

.contact-card-title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-primary-dark);
  margin-bottom: 0.25rem;
}

.contact-card-value {
  color: var(--color-text-secondary);
  font-size: 1rem;
  margin-bottom: 0.5rem;
}

.contact-card-note {
  font-size: 0.8125rem;
  color: var(--color-neutral);
}

/* 19. FAQ ACORDEÓN NATIVO (<details>/<summary>) */
.faq-section {
  margin-top: var(--space-xl);
}

.faq-item {
  border-bottom: 1px solid var(--color-border);
}

.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  padding: var(--space-md) 0;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-primary-dark);
  cursor: pointer;
  list-style: none;
  transition: color var(--transition-fast);
}

.faq-item summary:hover {
  color: var(--color-teal);
}

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

.faq-item summary::after {
  content: '+';
  flex-shrink: 0;
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--color-teal);
  transition: transform var(--transition-fast);
  line-height: 1;
}

.faq-item[open] summary::after {
  content: '×';
  transform: rotate(0deg);
}

.faq-answer {
  padding-bottom: var(--space-md);
  color: var(--color-text-secondary);
  line-height: 1.7;
  font-size: 0.9375rem;
}

@keyframes faq-reveal {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.faq-item[open] .faq-answer {
  animation: faq-reveal 0.3s ease forwards;
}

/* 20. SECCIÓN DOLORES / PROBLEMAS QUE RESUELVE */
.dolores-section {
  margin-top: var(--space-xl);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--color-border);
}

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

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

.dolor-icon {
  flex-shrink: 0;
  color: var(--color-teal);
  font-size: 1.25rem;
  line-height: 1.4;
}

.dolor-text {
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  line-height: 1.5;
}

@media (max-width: 600px) {
  .dolores-grid {
    grid-template-columns: 1fr;
  }
}

/* 21. COMPARADOR ANTES / DESPUÉS */
.compare-section {
  margin-top: var(--space-xl);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--color-border);
}

.compare-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
  margin-top: var(--space-md);
}

.compare-pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xs);
  position: relative;
}

.compare-img-wrap {
  position: relative;
  overflow: hidden;
  border-radius: 2px;
}

.compare-img-wrap img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.compare-img-wrap:hover img {
  transform: scale(1.03);
}

.compare-badge {
  position: absolute;
  top: var(--space-xs);
  left: var(--space-xs);
  padding: 0.2rem 0.6rem;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: 2px;
  color: var(--color-white);
}

.compare-badge--antes {
  background-color: var(--color-neutral);
}

.compare-badge--despues {
  background-color: var(--color-teal);
}

@media (max-width: 768px) {
  .compare-grid {
    grid-template-columns: 1fr;
  }
}

/* Utilities & 404 Page */
.text-center {
  text-align: center;
}

.eyebrow--lg {
  font-size: 1.25rem;
  color: var(--color-aqua);
}

.error-title {
  margin-top: 0.5rem;
  margin-bottom: 1.5rem;
}

.mb-xl {
  margin-bottom: var(--space-xl);
}

.btn-group--center {
  justify-content: center;
}

.footer-bottom--center {
  border-top: none;
  justify-content: center;
}