/* ==========================================================================
   SISTEMA DE DISEÑO — LANDING PAGE DE TAROT (SIRENAS TAROT - ESTRELLA)
   Estética: Editorial independiente, estudio privado, cálido, sobrio y orgánico.
   Sin "AI Slop" (cero píldoras decorativas, cero gradientes neón, cero cuadrículas genéricas).
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. VARIABLES CSS (TOKENS DE DISEÑO)
   -------------------------------------------------------------------------- */
:root {
  /* Paleta cromática orgánica y sobria */
  --color-bg-base: #FBF9F5;         /* Marfil cálido / papel natural */
  --color-bg-subtle: #F4EFE6;       /* Arena suave para contrastes editoriales */
  --color-bg-surface: #FFFFFF;      /* Blanco roto para tarjetas seleccionadas */
  --color-bg-warm-tint: #EDE4D8;    /* Lino cálido para citas y destacados */
  
  --color-text-main: #1C1E21;       /* Tinta carbón profundo (contraste > 13:1) */
  --color-text-secondary: #3D424A;  /* Grafito neutro para subtítulos y párrafos */
  --color-text-muted: #6B7280;      /* Gris piedra para notas secundarias */
  --color-text-inverse: #FBF9F5;    /* Texto sobre fondo oscuro */

  --color-primary-deep: #163042;    /* Azul marino Sirenas profundo (contraste > 12:1) */
  --color-primary-hover: #0E202C;   /* Tono más oscuro al interactuar */
  --color-primary-soft: #23485E;    /* Tono medio azul océano */

  --color-accent: #D4674C;          /* Coral cálido Sirenas / tono coral orgánico */
  --color-accent-hover: #B85339;    /* Coral profundo en hover */
  --color-accent-subtle: #FAECE8;   /* Fondo tenue con tinte coral para campos y destacados */

  --color-border: #E5DEC9;          /* Línea divisoria fina tipo arena */
  --color-border-dark: #C9BEA3;     /* Borde reforzado para campos activos */
  --color-error: #9C2A2A;           /* Rojo óxido para validación accesible */
  --color-error-bg: #FDF2F2;

  /* Tipografías */
  --font-serif: 'Cormorant Garamond', Georgia, 'Times New Roman', serif;
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Escala tipográfica fluida (responsive con clamp) */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.8125rem);    /* 12px - 13px */
  --text-sm: clamp(0.875rem, 0.825rem + 0.25vw, 0.9375rem); /* 14px - 15px */
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.0625rem);     /* 16px - 17px */
  --text-md: clamp(1.125rem, 1.05rem + 0.35vw, 1.25rem);    /* 18px - 20px */
  --text-lg: clamp(1.25rem, 1.15rem + 0.5vw, 1.5rem);       /* 20px - 24px */
  --text-xl: clamp(1.5rem, 1.35rem + 0.75vw, 1.875rem);     /* 24px - 30px */
  --text-2xl: clamp(1.875rem, 1.65rem + 1.1vw, 2.375rem);   /* 30px - 38px */
  --text-3xl: clamp(2.25rem, 1.95rem + 1.5vw, 3.125rem);    /* 36px - 50px */
  --text-hero: clamp(2.5rem, 2.1rem + 2vw, 3.75rem);        /* 40px - 60px */

  /* Espaciado modular */
  --space-2xs: 0.25rem;  /* 4px */
  --space-xs: 0.5rem;    /* 8px */
  --space-sm: 0.75rem;   /* 12px */
  --space-md: 1rem;      /* 16px */
  --space-lg: 1.5rem;    /* 24px */
  --space-xl: 2rem;      /* 32px */
  --space-2xl: 3rem;     /* 48px */
  --space-3xl: 4.5rem;   /* 72px */
  --space-4xl: 6rem;     /* 96px */

  /* Medidas de layout */
  --container-max: 1160px;
  --container-editorial: 920px;
  --container-narrow: 680px;

  /* Bordes y radios discretos (artesanales, nunca burbujas tecnológicas) */
  --radius-sm: 3px;
  --radius-md: 5px;
  --radius-lg: 8px;

  /* Transiciones y sombras sobrias */
  --transition-fast: 0.18s ease-out;
  --transition-normal: 0.28s ease;
  --shadow-subtle: 0 4px 18px rgba(28, 30, 33, 0.04);
  --shadow-card: 0 8px 30px rgba(28, 30, 33, 0.06);
}

/* --------------------------------------------------------------------------
   2. RESET Y BASES TIPOGRÁFICAS
   -------------------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  background-color: var(--color-bg-base);
  color: var(--color-text-main);
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: 1.65;
  letter-spacing: -0.01em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Enlace de salto para accesibilidad */
.skip-link {
  position: absolute;
  top: -100px;
  left: 1rem;
  background: var(--color-primary-deep);
  color: #FFFFFF;
  padding: 0.75rem 1.25rem;
  font-size: var(--text-sm);
  font-weight: 600;
  z-index: 9999;
  border-radius: var(--radius-sm);
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: 1rem;
}

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

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

ul, ol {
  list-style: none;
}

/* Foco accesible global */
:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

/* --------------------------------------------------------------------------
   3. CONTENEDORES Y ESTRUCTURA GENERAL
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.25rem;
  padding-right: 1.25rem;
}

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

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

/* Encabezados de sección editoriales */
.editorial-header,
.section-intro {
  margin-bottom: var(--space-2xl);
}

.editorial-header {
  border-bottom: 1px solid var(--color-border);
  padding-bottom: var(--space-xl);
}

.section-title {
  font-family: var(--font-serif);
  font-size: var(--text-2xl);
  font-weight: 500;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--color-primary-deep);
  margin-bottom: var(--space-xs);
}

.section-subtitle {
  font-size: var(--text-md);
  color: var(--color-text-secondary);
  max-width: 44ch;
  line-height: 1.5;
}

/* --------------------------------------------------------------------------
   4. BOTONES Y ELEMENTOS DE ACCIÓN
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-sans);
  font-size: var(--text-base);
  font-weight: 600;
  padding: 0.875rem 1.75rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  border: 1px solid transparent;
  transition: background-color var(--transition-fast), 
              color var(--transition-fast), 
              border-color var(--transition-fast), 
              transform 0.25s cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  text-align: center;
  min-height: 48px; /* Touch target accesible */
}

.btn:hover {
  transform: translateY(-1.5px);
}

.btn:active {
  transform: translateY(0);
}

/* Botón principal: Sólido sobrio en Verde Petróleo */
.btn-primary {
  background-color: var(--color-primary-deep);
  color: var(--color-text-inverse);
}

.btn-primary:hover {
  background-color: var(--color-primary-hover);
  color: #FFFFFF;
  box-shadow: 0 6px 18px rgba(18, 30, 49, 0.16);
}

/* Botón secundario: Contorno fino en Terracota / Bronce */
.btn-secondary {
  background-color: transparent;
  color: var(--color-primary-deep);
  border-color: var(--color-border);
}

.btn-secondary:hover {
  border-color: var(--color-primary-deep);
  background-color: var(--color-bg-subtle);
  box-shadow: 0 4px 14px rgba(18, 30, 49, 0.08);
}

/* Botón texto discreto */
.btn-text {
  background: none;
  border: none;
  color: var(--color-text-secondary);
  padding: 0.5rem 0.75rem;
  font-weight: 500;
}

.btn-text:hover {
  color: var(--color-primary-deep);
}

.btn-block {
  width: 100%;
}

.btn-lg {
  padding: 1.125rem 2rem;
  font-size: var(--text-md);
}

/* --------------------------------------------------------------------------
   8.1 NAVEGACIÓN DISCRETA
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(251, 249, 245, 0.95);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
  padding-top: var(--space-sm);
  padding-bottom: var(--space-sm);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.25rem;
  padding-right: 1.25rem;
}

.brand-identity {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--color-primary-deep);
  letter-spacing: -0.01em;
  line-height: 1.1;
}

.brand-subtitle {
  font-size: 0.725rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
}

/* Menú móvil y toggle */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  width: 44px;
  height: 44px;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
}

.nav-toggle-bar {
  width: 24px;
  height: 2px;
  background-color: var(--color-text-main);
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

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

.nav-link {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-secondary);
}

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

.nav-btn {
  padding: 0.5rem 1.125rem;
  font-size: var(--text-sm);
  min-height: auto;
}

/* --------------------------------------------------------------------------
   8.2 HERO SECTION
   -------------------------------------------------------------------------- */
.hero-section {
  padding-top: var(--space-3xl);
  padding-bottom: var(--space-3xl);
  border-bottom: 1px solid var(--color-border);
}

.hero-container {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: var(--space-3xl);
  align-items: center;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.25rem;
  padding-right: 1.25rem;
}

/* Oferta visible y transparente (Badge sin slop) */
.hero-offer-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: 0.35rem 0.85rem;
  background-color: var(--color-bg-warm-tint);
  color: var(--color-primary-deep);
  font-size: var(--text-sm);
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  margin-bottom: var(--space-lg);
}

.offer-divider {
  color: var(--color-accent);
}

.offer-price {
  color: var(--color-accent);
  font-weight: 700;
}

.hero-title {
  font-family: var(--font-serif);
  font-size: var(--text-hero);
  font-weight: 500;
  line-height: 1.12;
  letter-spacing: -0.025em;
  color: var(--color-primary-deep);
  margin-bottom: var(--space-lg);
}

.hero-lead {
  font-size: var(--text-md);
  color: var(--color-text-secondary);
  line-height: 1.6;
  max-width: 52ch;
  margin-bottom: var(--space-xl);
}

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

.hero-trust-bar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.6rem;
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-md);
}

.trust-bullet {
  color: var(--color-accent);
}

/* Imágenes editoriales reales */
.editorial-img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-card);
  display: block;
}

.hero-img {
  aspect-ratio: 4 / 5;
  object-fit: cover;
  object-position: center 20%;
}

.reader-img {
  aspect-ratio: 4 / 5;
  object-fit: cover;
  object-position: center 20%;
}

.recognition-img {
  aspect-ratio: 16 / 10;
  object-fit: cover;
  object-position: center;
  margin-bottom: var(--space-md);
}

.recognition-figure {
  margin: 0;
}

/* Placeholder fotográfico editorial (fallback) */
.editorial-portrait {
  position: relative;
}

.image-placeholder {
  background-color: var(--color-bg-subtle);
  border: 1px dashed var(--color-border-dark);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-xl);
  text-align: center;
}

.portrait-placeholder {
  min-height: 480px;
  background-color: #EFE9DE;
}

.placeholder-caption-internal {
  max-width: 320px;
}

.placeholder-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--color-accent);
  text-transform: uppercase;
  margin-bottom: var(--space-xs);
}

.placeholder-caption-internal p {
  font-size: var(--text-xs);
  color: var(--color-text-secondary);
  line-height: 1.5;
}

.portrait-caption,
.reader-caption {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-xs);
  font-style: italic;
  text-align: right;
}

/* --------------------------------------------------------------------------
   8.3 RECONOCIMIENTO EMOCIONAL
   -------------------------------------------------------------------------- */
.emotional-section {
  padding-top: var(--space-4xl);
  padding-bottom: var(--space-4xl);
  background-color: var(--color-bg-base);
}

.editorial-narrative-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
}

.paragraph-prominent {
  font-size: var(--text-lg);
  font-family: var(--font-serif);
  line-height: 1.45;
  color: var(--color-primary-deep);
  margin-bottom: var(--space-md);
}

.narrative-column p {
  margin-bottom: var(--space-md);
  color: var(--color-text-secondary);
}

.editorial-quote {
  background-color: var(--color-bg-subtle);
  border-left: 2px solid var(--color-accent);
  padding: var(--space-xl);
  margin-bottom: var(--space-lg);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.editorial-quote p {
  font-family: var(--font-serif);
  font-size: var(--text-md);
  font-style: italic;
  color: var(--color-primary-deep);
  line-height: 1.5;
  margin-bottom: var(--space-xs);
}

.editorial-quote cite {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-style: normal;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
}

.narrative-clarification {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

/* --------------------------------------------------------------------------
   8.4 QUÉ PUEDES EXPLORAR DURANTE TU LECTURA
   -------------------------------------------------------------------------- */
.explore-section {
  padding-top: var(--space-4xl);
  padding-bottom: var(--space-4xl);
  background-color: var(--color-bg-subtle);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.explore-topics-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-xl) var(--space-2xl);
  margin-bottom: var(--space-2xl);
}

.topic-item {
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-md);
  transition: border-color 0.3s ease, transform 0.3s ease;
}

.topic-item:hover {
  border-top-color: var(--color-accent);
}

.topic-header {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  margin-bottom: var(--space-xs);
}

.topic-icon-wrap {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background-color: var(--color-accent-subtle);
  border: 1px solid rgba(199, 107, 75, 0.25);
  color: var(--color-accent);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), 
              background-color 0.3s ease, 
              border-color 0.3s ease,
              box-shadow 0.3s ease;
}

.topic-item:hover .topic-icon-wrap {
  background-color: rgba(199, 107, 75, 0.18);
  border-color: var(--color-accent);
  transform: translateY(-2px) scale(1.05);
  box-shadow: 0 4px 12px rgba(199, 107, 75, 0.15);
}

.topic-icon-svg {
  width: 18px;
  height: 18px;
  display: block;
}

.topic-title {
  font-family: var(--font-serif);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-primary-deep);
}

.topic-desc {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: 1.55;
}

/* --------------------------------------------------------------------------
   8.5 CONOCE A LA LECTORA
   -------------------------------------------------------------------------- */
.reader-section {
  padding-top: var(--space-4xl);
  padding-bottom: var(--space-4xl);
  background-color: var(--color-bg-base);
}

.reader-layout {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: var(--space-3xl);
  align-items: start;
}

.reader-placeholder {
  min-height: 520px;
  background-color: #E8E2D5;
}

.reader-title-label {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-accent);
  font-weight: 600;
  margin-bottom: var(--space-md);
}

.reader-bio-text p {
  margin-bottom: var(--space-md);
  color: var(--color-text-secondary);
  line-height: 1.65;
}

.bio-wellness-bridge {
  border-left: 2px solid var(--color-border-dark);
  padding-left: var(--space-md);
  font-style: normal;
  color: var(--color-text-main) !important;
}

.reader-principles {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
  margin-top: var(--space-xl);
  margin-bottom: var(--space-xl);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding-top: var(--space-md);
  padding-bottom: var(--space-md);
}

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

.principle-name {
  font-weight: 600;
  font-size: var(--text-sm);
  color: var(--color-primary-deep);
  margin-bottom: var(--space-2xs);
}

.principle-desc {
  font-size: var(--text-xs);
  color: var(--color-text-secondary);
}

/* --------------------------------------------------------------------------
   8.6 CÓMO ES UNA LECTURA
   -------------------------------------------------------------------------- */
.experience-section {
  padding-top: var(--space-4xl);
  padding-bottom: var(--space-4xl);
  background-color: var(--color-bg-subtle);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

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

.experience-card {
  background-color: var(--color-bg-base);
  border: 1px solid var(--color-border);
  padding: var(--space-xl);
  border-radius: var(--radius-sm);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 0.3s cubic-bezier(0.16, 1, 0.3, 1),
              border-color 0.3s ease;
}

.experience-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(18, 30, 49, 0.06);
  border-color: rgba(199, 107, 75, 0.35);
}

.experience-heading {
  font-family: var(--font-serif);
  font-size: var(--text-xl);
  color: var(--color-primary-deep);
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-xs);
  border-bottom: 1px solid var(--color-border);
}

.experience-list li {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-md);
  line-height: 1.5;
  position: relative;
  padding-left: 1.25rem;
}

.positive-list li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-weight: 600;
}

.boundary-list li::before {
  content: "×";
  position: absolute;
  left: 0;
  color: var(--color-text-muted);
  font-weight: 600;
}

.modality-notice {
  background-color: var(--color-bg-surface);
  border: 1px solid var(--color-border);
  padding: var(--space-md) var(--space-lg);
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

/* --------------------------------------------------------------------------
   8.7 PROCESO DE SOLICITUD
   -------------------------------------------------------------------------- */
.process-section {
  padding-top: var(--space-4xl);
  padding-bottom: var(--space-4xl);
  background-color: var(--color-bg-base);
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
}

.step-card {
  border-top: 2px solid var(--color-primary-deep);
  padding-top: var(--space-md);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1),
              border-color 0.3s ease;
}

.step-card:hover {
  transform: translateY(-2px);
  border-top-color: var(--color-accent);
}

.step-number {
  font-family: var(--font-serif);
  font-size: var(--text-2xl);
  color: var(--color-accent);
  font-weight: 600;
  line-height: 1;
  margin-bottom: var(--space-xs);
}

.step-title {
  font-family: var(--font-serif);
  font-size: var(--text-md);
  font-weight: 600;
  color: var(--color-primary-deep);
  margin-bottom: var(--space-xs);
}

.step-text {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: 1.5;
}

.process-footer-note {
  text-align: center;
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

/* --------------------------------------------------------------------------
   8.8 TESTIMONIOS REALES (PLACEHOLDERS ESTRUCTURADOS)
   -------------------------------------------------------------------------- */
.testimonials-section {
  padding-top: var(--space-4xl);
  padding-bottom: var(--space-4xl);
  background-color: var(--color-bg-subtle);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  margin-bottom: var(--space-lg);
}

.testimonial-entry {
  background-color: var(--color-bg-base);
  border: 1px solid var(--color-border);
  padding: var(--space-xl);
  border-radius: var(--radius-sm);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 0.3s cubic-bezier(0.16, 1, 0.3, 1),
              border-color 0.3s ease;
}

.testimonial-entry:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(18, 30, 49, 0.06);
  border-color: rgba(199, 107, 75, 0.35);
}

.testimonial-quote {
  font-family: var(--font-serif);
  font-size: var(--text-md);
  font-style: italic;
  color: var(--color-primary-deep);
  line-height: 1.5;
  margin-bottom: var(--space-md);
}

.testimonial-author {
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-sm);
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-size: var(--text-xs);
}

.author-name {
  font-style: normal;
  font-weight: 600;
  color: var(--color-text-main);
}

.author-location {
  color: var(--color-text-muted);
}

.testimonials-ethics-note {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  text-align: center;
}

/* --------------------------------------------------------------------------
   8.9 OFERTA Y PRECIO CLARO
   -------------------------------------------------------------------------- */
.offer-section {
  padding-top: var(--space-4xl);
  padding-bottom: var(--space-4xl);
  background-color: var(--color-bg-base);
}

.offer-box {
  background-color: var(--color-bg-surface);
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-md);
  padding: var(--space-2xl) var(--space-xl);
  box-shadow: var(--shadow-card);
  text-align: center;
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 0.3s cubic-bezier(0.16, 1, 0.3, 1),
              border-color 0.3s ease;
}

.offer-box:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 32px rgba(18, 30, 49, 0.08);
  border-color: rgba(199, 107, 75, 0.4);
}

.offer-label {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent);
  font-weight: 700;
  display: block;
  margin-bottom: var(--space-2xs);
}

.offer-heading {
  font-family: var(--font-serif);
  font-size: var(--text-2xl);
  color: var(--color-primary-deep);
  margin-bottom: var(--space-md);
}

.offer-pricing {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 4px;
  margin-bottom: var(--space-xl);
}

.price-currency {
  font-family: var(--font-serif);
  font-size: var(--text-xl);
  color: var(--color-primary-deep);
}

.price-value {
  font-family: var(--font-serif);
  font-size: var(--text-3xl);
  font-weight: 700;
  color: var(--color-primary-deep);
  line-height: 1;
}

.price-meta {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-left: var(--space-xs);
}

.offer-details {
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding-top: var(--space-md);
  padding-bottom: var(--space-md);
  margin-bottom: var(--space-xl);
  text-align: left;
}

.detail-row {
  display: flex;
  justify-content: space-between;
  padding: 0.4rem 0;
  font-size: var(--text-sm);
}

.detail-label {
  color: var(--color-text-muted);
  font-weight: 500;
}

.detail-value {
  color: var(--color-text-main);
  font-weight: 600;
  text-align: right;
}

.offer-includes {
  text-align: left;
  margin-bottom: var(--space-xl);
}

.includes-title {
  font-family: var(--font-serif);
  font-size: var(--text-md);
  color: var(--color-primary-deep);
  margin-bottom: var(--space-xs);
}

.includes-list li {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  margin-bottom: 0.5rem;
  position: relative;
  padding-left: 1.25rem;
}

.includes-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--color-accent);
}

.offer-security-hint {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-sm);
}

/* --------------------------------------------------------------------------
   8.10 FORMULARIO CUALIFICADOR (ALTA INTENCIÓN)
   -------------------------------------------------------------------------- */
.form-section {
  padding-top: var(--space-4xl);
  padding-bottom: var(--space-4xl);
  background-color: var(--color-bg-subtle);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.form-header {
  text-align: center;
  margin-bottom: var(--space-2xl);
}

.form-header .section-subtitle {
  margin-left: auto;
  margin-right: auto;
}

.qualification-form {
  background-color: var(--color-bg-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-2xl) var(--space-xl);
  box-shadow: var(--shadow-subtle);
}

.form-status-alert {
  padding: var(--space-md);
  margin-bottom: var(--space-lg);
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
}

.form-status-alert.error {
  background-color: var(--color-error-bg);
  border: 1px solid var(--color-error);
  color: var(--color-error);
}

.form-status-alert.success {
  background-color: #F0FDF4;
  border: 1px solid #16A34A;
  color: #14532D;
}

.form-group {
  margin-bottom: var(--space-lg);
}

.form-fieldset {
  border: none;
  padding: 0;
  margin: 0 0 var(--space-lg) 0;
}

.form-label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text-main);
  margin-bottom: var(--space-xs);
}

.required-indicator {
  color: var(--color-accent);
}

.optional-label {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  font-weight: 400;
}

.form-control {
  width: 100%;
  font-family: var(--font-sans);
  font-size: var(--text-base);
  color: var(--color-text-main);
  background-color: var(--color-bg-base);
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-sm);
  padding: 0.85rem 1rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast), background-color var(--transition-fast);
}

.form-control:focus {
  background-color: #FFFFFF;
  border-color: var(--color-accent);
  outline: none;
  box-shadow: 0 0 0 3px rgba(163, 95, 67, 0.15);
}

.form-control.has-error {
  border-color: var(--color-error);
  background-color: var(--color-error-bg);
}

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%233D424A' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  background-size: 1.1em;
  padding-right: 2.5rem;
  cursor: pointer;
}

.form-textarea {
  resize: vertical;
  min-height: 90px;
}

.field-hint {
  display: block;
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: 0.35rem;
}

.field-error {
  display: block;
  font-size: var(--text-xs);
  color: var(--color-error);
  margin-top: 0.35rem;
  font-weight: 500;
}

/* Opciones de Radio accesibles y sobrias */
.radio-options-stack {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.radio-label {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  background-color: var(--color-bg-base);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: var(--text-sm);
  transition: border-color var(--transition-fast), background-color var(--transition-fast);
}

.radio-label:hover {
  background-color: #FFFFFF;
  border-color: var(--color-border-dark);
}

.radio-label input[type="radio"] {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.radio-custom {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  border: 1px solid var(--color-border-dark);
  border-radius: 50%;
  margin-top: 2px;
  display: grid;
  place-items: center;
  background-color: #FFFFFF;
  transition: border-color var(--transition-fast);
}

.radio-label input[type="radio"]:checked + .radio-custom {
  border-color: var(--color-accent);
}

.radio-label input[type="radio"]:checked + .radio-custom::after {
  content: "";
  width: 10px;
  height: 10px;
  background-color: var(--color-accent);
  border-radius: 50%;
}

.radio-label input[type="radio"]:focus-visible + .radio-custom {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* Fieldset destacado para reconocimiento del precio ($50) */
.price-acknowledgement-fieldset {
  background-color: var(--color-accent-subtle);
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-sm);
  padding: var(--space-md);
  margin-top: var(--space-xl);
}

.price-legend {
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-primary-deep);
  margin-bottom: var(--space-xs);
}

.radio-label-highlight {
  border-color: var(--color-accent);
  background-color: #FFFFFF;
}

.form-submit-group {
  margin-top: var(--space-xl);
}

.form-privacy-note {
  margin-top: var(--space-lg);
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-md);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  line-height: 1.55;
}

/* --------------------------------------------------------------------------
   8.11 PREGUNTAS FRECUENTES (ACORDEÓN ACCESIBLE)
   -------------------------------------------------------------------------- */
.faqs-section {
  padding-top: var(--space-4xl);
  padding-bottom: var(--space-4xl);
  background-color: var(--color-bg-base);
}

.faq-accordion-group {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--color-border);
  margin-bottom: var(--space-2xl);
}

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

.faq-item[open] {
  background-color: var(--color-bg-subtle);
}

.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-lg) 0;
  cursor: pointer;
  font-family: var(--font-serif);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-primary-deep);
  list-style: none;
}

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

.faq-item[open] .faq-question {
  padding-left: var(--space-md);
  padding-right: var(--space-md);
}

.faq-icon {
  font-family: var(--font-sans);
  font-size: 1.25rem;
  font-weight: 300;
  color: var(--color-accent);
  transition: transform var(--transition-fast);
  margin-left: var(--space-sm);
}

.faq-item[open] .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  padding: 0 var(--space-md) var(--space-lg) var(--space-md);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.ethical-disclaimer {
  background-color: var(--color-bg-warm-tint);
  border-left: 3px solid var(--color-primary-deep);
  padding: var(--space-md) var(--space-lg);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: var(--text-xs);
  color: var(--color-text-secondary);
}

/* --------------------------------------------------------------------------
   8.12 CTA FINAL DE CIERRE
   -------------------------------------------------------------------------- */
.final-cta-section {
  padding-top: var(--space-4xl);
  padding-bottom: var(--space-4xl);
  background-color: var(--color-primary-deep);
  color: var(--color-text-inverse);
  text-align: center;
}

.final-cta-heading {
  font-family: var(--font-serif);
  font-size: var(--text-2xl);
  font-weight: 500;
  line-height: 1.2;
  margin-bottom: var(--space-md);
  color: #FFFFFF;
}

.final-cta-lead {
  font-size: var(--text-md);
  color: #E2E8F0;
  margin-bottom: var(--space-xl);
  max-width: 50ch;
  margin-left: auto;
  margin-right: auto;
}

.final-cta-buttons {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.final-cta-buttons .btn-primary {
  background-color: var(--color-accent);
  color: #FFFFFF;
}

.final-cta-buttons .btn-primary:hover {
  background-color: var(--color-accent-hover);
}

.final-cta-buttons .btn-secondary {
  border-color: rgba(255, 255, 255, 0.4);
  color: #FFFFFF;
}

.final-cta-buttons .btn-secondary:hover {
  background-color: rgba(255, 255, 255, 0.15);
  border-color: #FFFFFF;
}

.final-cta-note {
  font-size: var(--text-xs);
  color: #CBD5E1;
}

/* --------------------------------------------------------------------------
   8.13 FOOTER RESPONSABLE
   -------------------------------------------------------------------------- */
.site-footer {
  background-color: #0E202C;
  color: #94A3B8;
  padding-top: var(--space-3xl);
  padding-bottom: var(--space-xl);
  font-size: var(--text-sm);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

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

.footer-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  color: #FFFFFF;
  display: block;
  margin-bottom: var(--space-xs);
}

.footer-tagline {
  font-size: var(--text-xs);
  line-height: 1.5;
  margin-bottom: var(--space-sm);
}

.footer-location {
  font-size: var(--text-xs);
  color: #64748B;
}

.footer-col-title {
  display: block;
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #E2E8F0;
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.footer-links li {
  margin-bottom: 0.4rem;
}

.footer-links a {
  color: #94A3B8;
}

.footer-links a:hover {
  color: #FFFFFF;
}

.footer-contact-info {
  margin-top: var(--space-md);
  font-size: var(--text-xs);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: var(--space-md);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-sm);
  font-size: var(--text-xs);
}

.footer-disclaimer-small {
  color: #64748B;
}

/* --------------------------------------------------------------------------
   9. RESPONSIVE Y MEDIA QUERIES (MOBILE FIRST COMPATIBILITY)
   -------------------------------------------------------------------------- */
@media (max-width: 900px) {
  .hero-container {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }

  .hero-content {
    order: 1;
  }

  .hero-visual {
    order: 2;
    max-width: 440px;
    margin: 0 auto;
  }

  .portrait-placeholder {
    min-height: 380px;
  }

  .editorial-narrative-grid {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

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

  .reader-image-col {
    max-width: 440px;
    margin: 0 auto;
  }

  .reader-placeholder {
    min-height: 400px;
  }

  .process-steps {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-xl);
  }

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

@media (max-width: 680px) {
  .site-header {
    padding-top: var(--space-xs);
    padding-bottom: var(--space-xs);
  }

  .nav-toggle {
    display: flex;
  }

  .primary-nav {
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    background-color: var(--color-bg-base);
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-lg) var(--space-md);
    box-shadow: var(--shadow-card);
    display: none;
  }

  .primary-nav.is-open {
    display: block;
  }

  .nav-list {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-md);
  }

  .nav-cta-wrapper {
    width: 100%;
    margin-top: var(--space-xs);
  }

  .nav-btn {
    width: 100%;
  }

  .hero-section {
    padding-top: var(--space-xl);
    padding-bottom: var(--space-2xl);
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .explore-topics-list {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

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

  .process-steps {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

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

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

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-xs);
  }

  .final-cta-buttons {
    flex-direction: column;
    width: 100%;
  }

  .final-cta-buttons .btn {
    width: 100%;
  }
}

/* --------------------------------------------------------------------------
   9.5 SISTEMA DE TRANSICIONES SUTILES Y ELEGANTES (SLEEK & SUBTLE SCROLL-REVEAL)
   -------------------------------------------------------------------------- */
.reveal-on-scroll {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.65s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.65s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.reveal-on-scroll.is-revealed {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 {
  transition-delay: 0.08s;
}

.reveal-delay-2 {
  transition-delay: 0.16s;
}

.reveal-delay-3 {
  transition-delay: 0.24s;
}

.reveal-delay-4 {
  transition-delay: 0.32s;
}

/* --------------------------------------------------------------------------
   10. ACCESIBILIDAD — PREFERS-REDUCED-MOTION
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .reveal-on-scroll {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }

  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}