/* ==========================================================================
   pages.css — Estilos específicos por tipo de página
   Informe Técnico FuXion Perú — Volumen 41
   Depende de: reset.css → variables.css → base.css → layout.css → components.css
   ========================================================================== */


/* ════════════════════════════════════════════════════════════════════════════
   1. HOME — index.html
   ════════════════════════════════════════════════════════════════════════════ */

.home-page {
  background-color: var(--color-bg);
}

/* Hero de portada — extiende .hero de components.css con video de fondo */
.home-hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.home-hero-video-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
  pointer-events: none;
}

/* Overlay sobre el video */
.home-hero-overlay {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 30% 60%, rgba(30, 106, 122, 0.28) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 20%, rgba(27, 58, 107, 0.20) 0%, transparent 40%),
    linear-gradient(
      130deg,
      rgba(12, 24, 42, 0.96) 0%,
      rgba(27, 58, 107, 0.84) 55%,
      rgba(30, 106, 122, 0.58) 100%
    );
  z-index: 1;
}

/* Dot-grid pattern sobre el overlay, debajo del contenido */
.home-hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, var(--hero-dot-color, rgba(255, 255, 255, 0.055)) 1px, transparent 1px);
  background-size: var(--hero-dot-size, 28px 28px);
  z-index: 1;
  pointer-events: none;
}

.home-hero-content {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding: var(--space-4xl) var(--container-padding);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: center;
}

/* Hero lead — claim de valor bajo el título (estilo Thorne) */
.hero-lead {
  font-size: var(--text-lg);
  font-weight: var(--fw-semibold);
  color: var(--color-accent-light);
  letter-spacing: var(--ls-wide);
  margin: calc(-1 * var(--space-xs)) 0 0;
  line-height: var(--lh-snug);
}

/* Eyebrow con línea dorada de anclaje visual */
.hero-eyebrow--line {
  padding-bottom: var(--space-xs);
  border-bottom: 2px solid var(--color-accent);
  width: fit-content;
}

/* Eyebrow variante secundaria — secciones con fondo claro, centradas */
.eyebrow-secondary {
  color: var(--color-secondary);
  justify-content: center;
  margin-bottom: var(--space-sm);
}

/* Eyebrow variante secundaria — alineada a la izquierda */
.eyebrow-secondary--left {
  color: var(--color-secondary);
  margin-bottom: var(--space-sm);
}

/* Eyebrow variante accent — secciones con fondo oscuro */
.eyebrow-accent {
  color: var(--color-accent-light);
  justify-content: center;
  margin-bottom: var(--space-sm);
}

/* Texto introductorio de sección — centrado */
.section-intro {
  color: var(--color-text-secondary);
  max-width: var(--container-reading);
  margin-inline: auto;
  margin-top: var(--space-sm);
}

/* Texto introductorio de sección — izquierda */
.section-intro--left {
  color: var(--color-text-secondary);
  margin-top: var(--space-xs);
}

/* Tarjeta CTA "Ver todos" del grid de productos */
.product-card-cta {
  align-items: center !important;
  justify-content: center !important;
  text-align: center;
  padding: var(--space-xl) !important;
  background: var(--color-primary-soft) !important;
  border-style: dashed !important;
  border-color: var(--color-primary) !important;
}

.product-card-cta-number {
  font-size: var(--text-3xl);
  font-weight: var(--fw-bold);
  color: var(--color-primary);
  margin: 0;
  line-height: 1;
}

.product-card-cta-desc {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  margin: var(--space-xs) 0 var(--space-lg);
}

/* CTA final — headings y texto en sección oscura */
.home-final-cta-heading {
  color: var(--color-white);
  max-width: 640px;
  margin-inline: auto;
  margin-bottom: var(--space-lg);
}

.home-final-cta-text {
  color: rgba(255, 255, 255, 0.80);
  max-width: 560px;
  margin-inline: auto;
  margin-bottom: var(--space-2xl);
}

.home-final-cta .hero-actions {
  justify-content: center;
}

/* FAQ — intro text y CTA buttons */
.home-faq-intro {
  color: var(--color-text-secondary);
}

.home-faq-ctas {
  margin-top: var(--space-xl);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

/* Imagen del bloque featured */
.home-featured-img {
  width: 100%;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
}

/* Alerta del bloque featured */
.home-featured-alert {
  margin-top: var(--space-lg);
}

/* Índice visual navegable — cuadrícula de secciones del PDF */
.home-index {
  background-color: var(--color-bg);
  padding-block: var(--space-section);
}

.home-index-header {
  text-align: center;
  max-width: var(--container-reading);
  margin-inline: auto;
  margin-bottom: var(--space-2xl);
}

.home-index-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: var(--space-lg);
}

/* Secciones destacadas del informe */
.home-featured-sections {
  background-color: var(--color-bg-soft);
  padding-block: var(--space-section);
}

.home-featured-sections-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: start;
}

.home-featured-text {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.home-featured-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  list-style: none;
}

.home-featured-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  padding: var(--space-md);
  background-color: var(--color-bg-card);
  border: var(--border-soft);
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: box-shadow var(--transition-fast), transform var(--transition-fast);
}

.home-featured-item:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.home-featured-item-icon {
  width: 36px;
  height: 36px;
  background-color: var(--color-primary-soft);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  flex-shrink: 0;
  font-size: 1rem;
}

.home-featured-item-body {
  flex: 1;
}

.home-featured-item-title {
  font-size: var(--text-sm);
  font-weight: var(--fw-semibold);
  color: var(--color-primary);
  display: block;
}

.home-featured-item-page {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

/* Vista previa de líneas de producto */
.home-products-preview {
  background-color: var(--color-bg);
  padding-block: var(--space-section);
}

.home-products-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-md);
  margin-bottom: var(--space-2xl);
  flex-wrap: wrap;
}

.home-products-line-tabs,
.home-products-line-nav {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-sm);
  margin-bottom: var(--space-xl);
}

/* Fila por grupo: label + pills */
.home-line-group {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

/* Etiqueta de grupo — Sistema Base / Líneas Potenciadoras */
.home-line-group-label {
  font-size: 0.7rem;
  font-weight: var(--fw-semibold);
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--color-secondary);
  white-space: nowrap;
  min-width: 12rem;
  padding-right: var(--space-sm);
  border-right: 2px solid currentColor;
  margin-right: var(--space-xs);
  opacity: 0.8;
}

.home-line-group-label--pot {
  color: var(--color-accent);
}

.home-line-nav-label {
  font-size: var(--text-sm);
  font-weight: var(--fw-medium);
  color: var(--color-text-muted);
  white-space: nowrap;
  margin-right: var(--space-xs);
}

/* Pills de navegación — links explícitos, no filtros de tab */
.home-line-tab,
.home-line-pill {
  padding: var(--space-xs) var(--space-md);
  font-size: var(--text-sm);
  font-weight: var(--fw-medium);
  color: var(--color-primary);
  background-color: transparent;
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-full);
  text-decoration: none;
  transition: background-color var(--transition-fast), color var(--transition-fast);
  white-space: nowrap;
}

.home-line-tab:hover,
.home-line-pill:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
  box-shadow: 0 2px 8px rgba(27, 58, 107, 0.18);
}

/* Sección de descarga en home */
.home-download-section {
  background-color: var(--color-bg-soft);
  padding-block: var(--space-section);
}

/* FAQ en home */
.home-faq {
  background-color: var(--color-bg);
  padding-block: var(--space-section);
}

.home-faq-inner {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: var(--space-2xl);
  align-items: start;
}

.home-faq-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.faq-item {
  background-color: var(--color-bg-card);
  border: var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-lg);
  font-size: var(--text-base);
  font-weight: var(--fw-medium);
  color: var(--color-text);
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
  transition: background-color var(--transition-fast);
}

.faq-question:hover { background-color: var(--color-bg-soft); }

.faq-question[aria-expanded="true"] { color: var(--color-primary); }

.faq-icon {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  color: var(--color-text-muted);
  transition: transform var(--transition-base);
}

.faq-question[aria-expanded="true"] .faq-icon {
  transform: rotate(180deg);
  color: var(--color-primary);
}

.faq-answer {
  padding: 0 var(--space-lg) var(--space-md);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: var(--lh-relaxed);
  display: none;
}

.faq-answer.is-open { display: block; }

/* CTA final de home */
.home-final-cta {
  background: linear-gradient(160deg, var(--color-primary-dark) 0%, var(--color-secondary) 100%);
  padding-block: var(--space-section);
  text-align: center;
}

/* ── Responsive home ── */
@media (max-width: 900px) {
  .home-hero-content            { grid-template-columns: 1fr; padding: var(--space-2xl) var(--container-padding); }
  .home-featured-sections-inner { grid-template-columns: 1fr; }
  .home-faq-inner               { grid-template-columns: 1fr; }
  .home-products-header         { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 600px) {
  .home-index-grid { grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); }
  .chapter-card    { padding: var(--space-md); }
  .home-products-line-tabs { gap: var(--space-xs); }
  .home-line-tab { font-size: var(--text-xs); padding: var(--space-xs) var(--space-sm); }
}


/* ════════════════════════════════════════════════════════════════════════════
   NIVEL THORNE — Rediseño visual agresivo
   Objetivo: tipografía de impacto, fondo del hero garantizado,
   secciones con respiración, chapter cards sólidas sobre fondo limpio.
   ════════════════════════════════════════════════════════════════════════════ */

/* ── 1. Hero: fondo navy sólido de marca (sin dependencia del video) ──── */
.home-hero {
  background: #0d1f3c;
}

/* Overlay reducido — el fondo ya es oscuro, el overlay solo da profundidad */
.home-hero-overlay {
  background:
    radial-gradient(ellipse at 20% 60%, rgba(30, 106, 122, 0.45) 0%, transparent 55%),
    radial-gradient(ellipse at 80% 20%, rgba(184, 154, 62, 0.06) 0%, transparent 45%),
    linear-gradient(130deg, rgba(6, 14, 28, 0.55) 0%, rgba(15, 35, 66, 0.20) 60%, rgba(20, 65, 80, 0.30) 100%);
}

/* Legibilidad del texto hero — sombra sin tocar el video */
.home-page .hero-eyebrow,
.home-page .hero-title,
.home-page .hero-lead,
.home-page .hero-compliance,
.home-page .hero-subtitle {
  text-shadow: 0 1px 12px rgba(0, 0, 0, 0.70), 0 2px 28px rgba(0, 0, 0, 0.50);
}

/* Nota de compliance bajo el hero-lead */
.hero-compliance {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.90);
  letter-spacing: 0.03em;
  line-height: 1.55;
  margin-top: calc(-1 * var(--space-sm));
  background: rgba(6, 14, 28, 0.60);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  padding: 0.4rem 0.75rem;
  border-radius: 6px;
  display: inline-block;
}

/* ── 2. Hero H1 — escala Thorne (hasta ~72px en desktop) ─────────────── */
.home-page .hero-title {
  font-size: clamp(2.75rem, 5.5vw, 4.5rem);
  font-weight: var(--fw-extrabold);
  letter-spacing: -0.03em;
  line-height: 1.05;
}

/* ── 3. Hero stats — números grandes pero contenidos ─────────────────── */
.home-page .hero-stat-value {
  font-size: clamp(2rem, 3.5vw, 2.875rem);
  font-weight: var(--fw-extrabold);
  letter-spacing: -0.02em;
  text-shadow: 0 1px 12px rgba(0, 0, 0, 0.80), 0 2px 24px rgba(0, 0, 0, 0.60);
}

.home-page .hero-stat-label {
  font-size: 0.65rem;
  letter-spacing: var(--ls-wider);
}

/* ── 4. Secciones homepage — respiración Thorne ──────────────────────── */
.home-index,
.home-featured-sections,
.home-products-preview,
.home-faq {
  padding-block: 7rem;
}

.home-final-cta {
  padding-block: 7rem;
}

/* ── 5. Sección "Tecnología, Ciencia y Transparencia" — premium light ───── */

.home-featured-sections {
  background: linear-gradient(160deg, #EAF0F8 0%, #F8F9FC 55%, #EBF5F7 100%);
  position: relative;
}

/* Línea de acento izquierda */
.home-featured-sections::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(to bottom, var(--color-primary) 0%, var(--color-secondary) 60%, transparent 100%);
  opacity: 0.45;
}

/* Textos en light mode */
.home-featured-sections h2 {
  color: var(--color-primary);
}

.home-featured-sections .eyebrow-secondary--left {
  color: var(--color-secondary);
}

.home-featured-sections .section-intro--left {
  color: var(--color-text-muted);
}

/* Featured items: tarjeta blanca con borde accent izquierdo */
.home-featured-sections .home-featured-item {
  background-color: #FFFFFF;
  border: 1px solid rgba(27, 58, 107, 0.08);
  border-left: 3px solid var(--color-accent);
}

.home-featured-sections .home-featured-item:hover {
  background-color: #FFFFFF;
  box-shadow: 0 6px 24px rgba(27, 58, 107, 0.12);
  transform: translateY(-3px);
}

.home-featured-sections .home-featured-item-icon {
  background-color: var(--color-primary-soft);
  color: var(--color-primary);
}

.home-featured-sections .home-featured-item-title {
  color: var(--color-primary);
}

.home-featured-sections .home-featured-item-page {
  color: var(--color-text-muted);
}

/* Alerta técnica en light mode */
.home-featured-sections .alert {
  background-color: rgba(27, 58, 107, 0.04);
  border-color: rgba(27, 58, 107, 0.12);
  color: var(--color-text-muted);
}

.home-featured-sections .alert-title {
  color: var(--color-primary);
}

.home-featured-sections .alert-icon {
  color: var(--color-secondary);
}

/* Sección de descarga: azul tenue — la tarjeta navy pop sobre fondo suave */
.home-download-section {
  background-color: var(--color-primary-soft);   /* #EBF0F8 */
  padding-block: 5rem;
}

/* ── 6. H2 en secciones homepage — más grande, tracking apretado ─────── */
.home-page .home-index-header h2,
.home-page .home-featured-text h2,
.home-page .home-products-header h2,
.home-page .home-faq-inner h2 {
  font-size: clamp(2rem, 3.5vw, 2.875rem);
  font-weight: var(--fw-extrabold);
  letter-spacing: -0.025em;
  line-height: 1.1;
  color: #1B3A6B;
}

/* ── 7. Chapter cards — fondo blanco + borde visible + sombra definida ── */
.home-page .chapter-card {
  background: var(--color-white);
  border: 1px solid rgba(27, 58, 107, 0.14);
  border-left: 3px solid var(--color-primary);
  box-shadow: 0 2px 8px rgba(27, 58, 107, 0.07);
}

.home-page .chapter-card:hover {
  box-shadow:
    0 8px 28px rgba(27, 58, 107, 0.13),
    0 2px 6px rgba(27, 58, 107, 0.07);
  transform: translateY(-4px);
  border-color: rgba(27, 58, 107, 0.20);
  border-left-color: var(--color-accent);
}

.home-page .chapter-card-number {
  opacity: 1;
  color: var(--color-primary);
  font-weight: var(--fw-extrabold);
}

.home-page .chapter-card-title {
  font-size: var(--text-sm);
  font-weight: var(--fw-semibold);
  color: #1B3A6B;
  line-height: var(--lh-snug);
}

.home-page .chapter-card-page {
  color: var(--color-text-muted);
}

/* ── 8. Grid de capítulos — fondo blanco limpio ──────────────────────── */
.home-index {
  background-color: var(--color-white);
}

/* ── 9. Hero content — más separación entre columnas en desktop ──────── */
.home-hero-content {
  gap: var(--space-3xl);
}

/* ── 10. Imagen del PDF en el hero — float animation + sombra ────────── */
@keyframes float-hero {
  0%, 100% { transform: translateY(0px) rotate(0.4deg); }
  50%       { transform: translateY(-14px) rotate(-0.4deg); }
}

.home-page .hero-image {
  border-radius: var(--radius-lg);
  box-shadow:
    0 24px 64px rgba(0, 0, 0, 0.50),
    0 4px 16px rgba(0, 0, 0, 0.30);
  max-width: 100%;
  height: auto;
  animation: float-hero 7s ease-in-out infinite;
  transform-origin: center bottom;
}

/* ── 11. Línea de navegación de productos — más separación ───────────── */
.home-products-line-nav {
  gap: var(--space-sm);
  margin-bottom: var(--space-2xl);
}

/* ── 12. Responsive — ajustes en breakpoints ─────────────────────────── */
@media (max-width: 900px) {
  .home-page .hero-title { font-size: clamp(2.5rem, 6vw, 3.5rem); }
  .home-index, .home-featured-sections, .home-products-preview, .home-faq { padding-block: 5rem; }
  .home-final-cta { padding-block: 5rem; }
}

@media (max-width: 600px) {
  .home-page .hero-title { font-size: 2.25rem; }
  .home-page .hero-stat-value { font-size: 1.875rem; }
  .home-page .home-index-header h2,
  .home-page .home-featured-text h2,
  .home-page .home-products-header h2,
  .home-page .home-faq-inner h2 { font-size: 1.625rem; }
  .home-index, .home-featured-sections, .home-products-preview, .home-faq { padding-block: 3.5rem; }
  .home-final-cta { padding-block: 3.5rem; }
}

/* ════════════════════════════════════════════════════════════════════════════
   VIDEO HERO MOBILE — separación desktop / mobile
   ════════════════════════════════════════════════════════════════════════════ */

/* Desktop por defecto: video desktop visible, mobile oculto */
.home-hero-video-mobile  { display: none; }
.home-hero-video-desktop { display: block; }

/* Solo teléfonos (≤743px): intercambiar al video mobile con efecto rotación.
   iPads en portrait (744–900px) y en landscape (≥1024px) conservan el video
   desktop que tiene preload="auto" y poster de fallback. */
@media (max-width: 743px) {
  .home-hero-video-desktop { display: none; }
  .home-hero-video-mobile  { display: block; }

  /* Rotación artística — solo aplica en phone, no en iPad */
  .home-hero-video-mobile {
    transform: rotate(-5deg) scale(1.15);
    transform-origin: center center;
  }
}

/* Mobile/tablet (≤1024px): hero compacto + overlay + texto reforzado.
   El swap de video ya no va aquí — iPads conservan el video desktop. */
@media (max-width: 1024px) {
  /* Opción C: hero compacto */
  .home-hero { min-height: 80vh; }

  /* Overlay: oscuro arriba → hoja muy visible al medio → oscuro abajo */
  .home-hero-overlay {
    background: linear-gradient(
      180deg,
      rgba(8, 18, 35, 0.92) 0%,
      rgba(10, 22, 42, 0.82) 35%,
      rgba(10, 22, 42, 0.30) 58%,
      rgba(8, 16, 30, 0.08) 74%,
      rgba(6, 14, 28, 0.88) 92%,
      rgba(6, 14, 28, 0.98) 100%
    );
  }

  /* Text-shadow en título para que flote sobre el video aunque el overlay aclare */
  .home-page .hero-title {
    text-shadow: 0 2px 16px rgba(0, 0, 0, 0.70), 0 1px 4px rgba(0, 0, 0, 0.50);
  }

  /* Párrafo de subtítulo: blanco puro para mayor contraste */
  .home-page .hero-subtitle {
    color: rgba(255, 255, 255, 0.92);
    text-shadow: 0 1px 8px rgba(0, 0, 0, 0.60);
  }
}


/* ════════════════════════════════════════════════════════════════════════════
   WUAU PACK — Efectos visuales premium
   Aplica sobre homepage únicamente (.home-page)
   ════════════════════════════════════════════════════════════════════════════ */

/* ── W1. Stats — números gold gradient oversized ─────────────────────── */
.home-page .hero-stat-value {
  font-size: clamp(2.75rem, 4.5vw, 3.75rem);
  background: linear-gradient(150deg, #F0D870 0%, #D4B85A 55%, #B89A3E 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-shadow: none;
  font-weight: var(--fw-extrabold);
  letter-spacing: -0.03em;
}

/* ── W2. H2 secciones — línea gold accent bajo el título ─────────────── */
.home-page .home-index-header h2,
.home-page .home-featured-text h2,
.home-page .home-products-header h2,
.home-page .home-faq-inner h2 {
  padding-bottom: var(--space-md);
  position: relative;
}

.home-page .home-index-header h2::after,
.home-page .home-featured-text h2::after,
.home-page .home-products-header h2::after {
  content: '';
  display: block;
  position: absolute;
  bottom: 0;
  left: 0;
  width: 52px;
  height: 3px;
  background: linear-gradient(90deg, var(--color-accent) 0%, transparent 100%);
  border-radius: 2px;
}

.home-page .home-faq-inner h2::after {
  content: '';
  display: block;
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 52px;
  height: 3px;
  background: linear-gradient(90deg, transparent 0%, var(--color-accent) 50%, transparent 100%);
  border-radius: 2px;
}

/* ── W3. Chapter cards — número como badge circular premium ──────────── */
.home-page .chapter-card-number {
  min-width: 2.25rem;
  width: 2.25rem;
  height: 2.25rem;
  background: rgba(27, 58, 107, 0.09);
  border: 1px solid rgba(27, 58, 107, 0.12);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: var(--fw-bold);
  color: var(--color-primary);
  opacity: 1;
  flex-shrink: 0;
  transition: background 0.25s ease, color 0.25s ease, border-color 0.25s ease;
}

.home-page .chapter-card:hover .chapter-card-number {
  background: var(--color-primary);
  color: #ffffff;
  border-color: var(--color-primary);
}

/* ── W4. Final CTA — dark navy dramático + watermark "46" ────────────── */
.home-final-cta {
  background: #080f1c !important;
  position: relative;
  overflow: hidden;
}

.home-final-cta::before {
  content: '46';
  position: absolute;
  font-size: clamp(14rem, 24vw, 22rem);
  font-weight: 900;
  color: rgba(255, 255, 255, 0.03);
  line-height: 0.85;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
  user-select: none;
  letter-spacing: -0.06em;
}

.home-final-cta::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(27, 58, 107, 0.35) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 50%, rgba(30, 106, 122, 0.20) 0%, transparent 55%);
  pointer-events: none;
}

.home-final-cta .container {
  position: relative;
  z-index: 1;
}

.home-page .home-final-cta-heading {
  font-size: clamp(1.875rem, 3.5vw, 3rem) !important;
  font-weight: var(--fw-extrabold) !important;
  letter-spacing: -0.03em !important;
  line-height: 1.1 !important;
  color: #ffffff !important;
  max-width: 700px;
  margin-inline: auto;
  padding-bottom: var(--space-md);
  position: relative;
}

.home-page .home-final-cta-heading::after {
  content: '';
  display: block;
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 52px;
  height: 3px;
  background: var(--color-accent);
  border-radius: 2px;
}

/* ── W5. Scroll reveal — fade slide-up ───────────────────────────────── */
@keyframes reveal-up {
  from { opacity: 0; transform: translateY(44px); }
  to   { opacity: 1; transform: translateY(0); }
}

.reveal-up {
  opacity: 0;
  transform: translateY(44px);
  transition:
    opacity  0.75s cubic-bezier(0.16, 1, 0.3, 1),
    transform 0.75s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-up.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-up.delay-1 { transition-delay: 0.10s; }
.reveal-up.delay-2 { transition-delay: 0.20s; }
.reveal-up.delay-3 { transition-delay: 0.30s; }
.reveal-up.delay-4 { transition-delay: 0.42s; }

@media (prefers-reduced-motion: reduce) {
  .reveal-up { opacity: 1; transform: none; transition: none; }
  .home-page .hero-image { animation: none; }
}


/* ════════════════════════════════════════════════════════════════════════════
   PRODUCT GALLERY PREMIUM — cards + CTA + pills
   ════════════════════════════════════════════════════════════════════════════ */

/* ── G1. Cards — sombra navy, hover más dramático ────────────────────── */
.home-page .product-card {
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.07), 0 1px 3px rgba(27, 58, 107, 0.05);
  transition:
    transform 0.32s cubic-bezier(0.16, 1, 0.3, 1),
    box-shadow 0.32s cubic-bezier(0.16, 1, 0.3, 1);
}

.home-page .product-card:hover {
  transform: translateY(-7px);
  box-shadow:
    0 20px 48px rgba(27, 58, 107, 0.16),
    0 6px 16px rgba(27, 58, 107, 0.08);
}

/* ── G2. Imagen — fade al pie + zoom más suave ───────────────────────── */
.home-page .product-card-img {
  position: relative;
}

.home-page .product-card-img::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 48px;
  background: linear-gradient(to bottom, transparent 0%, var(--color-bg-card) 100%);
  pointer-events: none;
}

.home-page .product-card:hover .product-card-img img {
  transform: scale(1.06);
  transition: transform 0.45s cubic-bezier(0.16, 1, 0.3, 1);
}

/* ── G3. Category tag — pill con background teal ────────────────────── */
.home-page .product-card-line {
  display: inline-flex;
  align-items: center;
  background: rgba(30, 106, 122, 0.10);
  color: var(--color-secondary);
  border-radius: 999px;
  padding: 2px 10px;
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  font-weight: var(--fw-semibold);
  width: fit-content;
}

/* ── G4. Nombre del producto — extrabold, tracking apretado ──────────── */
.home-page .product-card-name {
  font-size: var(--text-base);
  font-weight: var(--fw-extrabold);
  letter-spacing: -0.015em;
  color: #1B3A6B;
  margin-top: var(--space-xs);
}

/* ── G5. Número de página — badge neutro ─────────────────────────────── */
.home-page .product-card-page {
  display: inline-flex;
  align-items: center;
  background: rgba(27, 58, 107, 0.06);
  border-radius: var(--radius-sm);
  padding: 1px 7px;
  font-size: 0.7rem;
  color: var(--color-primary);
  font-weight: var(--fw-medium);
  width: fit-content;
}

/* ── G6. Card CTA "+39" — dark navy gradient premium ─────────────────── */
.home-page .product-card.product-card-cta {
  background: linear-gradient(145deg, #0d1f3c 0%, #13304a 60%, #0d2535 100%);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.20);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  min-height: 200px;
  position: relative;
  overflow: hidden;
}

.home-page .product-card.product-card-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 30% 50%, rgba(30, 106, 122, 0.25) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 20%, rgba(184, 154, 62, 0.10) 0%, transparent 50%);
  pointer-events: none;
}

.home-page .product-card.product-card-cta > div {
  position: relative;
  z-index: 1;
  padding: var(--space-lg);
}

.home-page .product-card-cta-number {
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  font-weight: var(--fw-extrabold);
  letter-spacing: -0.04em;
  line-height: 1;
  background: linear-gradient(135deg, #F0D870 0%, #B89A3E 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin: 0 0 var(--space-xs);
}

.home-page .product-card-cta-desc {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.70);
  margin: 0 0 var(--space-md);
  line-height: var(--lh-snug);
}

.home-page .product-card.product-card-cta .btn-primary {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-white);
  font-weight: var(--fw-semibold);
}

.home-page .product-card.product-card-cta .btn-primary:hover {
  background: #9e8535;
  border-color: #9e8535;
}

/* ── G7. Line pills — tint sutil por defecto, hover fill navy ────────── */
.home-page .home-line-pill {
  background: rgba(27, 58, 107, 0.06);
  font-size: 0.75rem;
  letter-spacing: 0.01em;
}

.home-page .home-line-pill:hover {
  background: var(--color-primary);
  color: var(--color-white);
  box-shadow: 0 3px 12px rgba(27, 58, 107, 0.25);
  transform: translateY(-1px);
}


/* ════════════════════════════════════════════════════════════════════════════
   2. PÁGINAS DOCUMENTALES
   ════════════════════════════════════════════════════════════════════════════ */

.document-page {
  background-color: var(--color-bg);
  min-height: 100vh;
}

.document-page-header {
  background:
    radial-gradient(ellipse at 85% 50%, rgba(30, 106, 122, 0.08) 0%, transparent 55%),
    linear-gradient(
      135deg,
      var(--color-primary-soft) 0%,
      rgba(235, 240, 248, 0.55) 45%,
      var(--color-secondary-soft) 100%
    );
  padding: var(--space-2xl) 0 var(--space-xl);
  position: relative;
  overflow: visible;
}

.document-page-header::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--card-top-gradient);
  opacity: 0.45;
}

.document-page-header-inner {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-padding);
  padding-right: calc(var(--container-padding) + 260px); /* espacio para imagen del producto */
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  position: relative;
}

.document-page-title {
  font-size: var(--text-4xl);
  font-weight: var(--fw-bold);
  color: var(--color-primary);
  letter-spacing: var(--ls-tight);
  margin: 0;
  line-height: var(--lh-tight);
}

.document-page-subtitle {
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
  line-height: var(--lh-relaxed);
  max-width: var(--container-reading);
  margin: 0;
}

.document-page-meta {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  flex-wrap: wrap;
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  padding-top: var(--space-sm);
}

/* ── Imagen del producto — extraída visualmente del flujo de badges ──────── */
.document-page-meta picture {
  position: absolute;
  right: 0;
  top: 50%;
  translate: 0 -50%;           /* centrado siempre activo, independiente de 'transform' */
  animation: float-product-header 7s ease-in-out infinite;
  filter: drop-shadow(0 20px 48px rgba(27,58,107,0.22)) drop-shadow(0 6px 14px rgba(0,0,0,0.12));
}

@keyframes float-product-header {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-9px); }
}

.document-page-meta picture:hover {
  animation-play-state: paused;
}

.document-page-meta img {
  display: block;
  max-height: 220px !important;
  width: auto !important;
  border-radius: var(--radius-xl) !important;
  background: white !important;
  padding: 12px !important;
  box-shadow: 0 0 0 1px rgba(27,58,107,0.08) !important;
  transition: transform 0.4s ease;
}

.document-page-meta picture:hover img {
  transform: scale(1.04);
}

.document-content {
  max-width: var(--container-max);
  margin-inline: auto;
  padding: var(--space-2xl) var(--container-padding);
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: var(--space-2xl);
  align-items: start;
}

.document-content-main {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-2xl);
}

.document-content-aside {
  position: sticky;
  top: calc(64px + var(--space-lg));
  --color-text-muted: var(--color-text-secondary);
}

.document-content-aside .btn {
  white-space: normal;
  word-break: break-word;
  text-align: center;
  line-height: var(--lh-snug);
}

.aside-section {
  padding: var(--space-md);
  background-color: var(--color-primary-soft);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  position: relative;
  overflow: hidden;
}

.aside-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--card-top-gradient);
  opacity: 0.6;
}

.aside-title {
  font-size: var(--text-sm);
  font-weight: var(--fw-semibold);
  color: var(--color-primary);
  margin: 0 0 var(--space-sm);
}

.aside-dl {
  display: flex;
  flex-direction: column;
  gap: 0;
  font-size: var(--text-sm);
  margin: 0;
}

.aside-dl dt {
  color: var(--color-text-muted);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: var(--ls-wider);
  margin-top: var(--space-xs);
}

.aside-dl dt:first-child { margin-top: 0; }

.aside-dl dd {
  color: var(--color-text);
  line-height: var(--lh-relaxed);
  margin-left: 0;
}

.aside-source-note {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  line-height: var(--lh-relaxed);
  padding: var(--space-sm) var(--space-md);
  background-color: var(--color-bg-soft);
  border-radius: var(--radius-md);
  border: var(--border-soft);
  margin-top: var(--space-md);
}

.aside-line-nav {
  margin-top: var(--space-lg);
}

.aside-nav-title {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: var(--ls-wider);
  margin: 0 0 var(--space-sm);
  font-weight: var(--fw-medium);
}

.aside-line-nav ul {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  margin: 0;
}

.aside-line-nav a {
  font-size: var(--text-sm);
  color: var(--color-text-link);
  text-decoration: none;
}

.aside-line-nav a:hover { text-decoration: underline; }

.document-section {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  padding-bottom: var(--space-2xl);
  border-bottom: var(--border-soft);
}

.document-section:last-child { border-bottom: none; }

.document-section-title {
  font-size: var(--text-2xl);
  font-weight: var(--fw-semibold);
  color: var(--color-primary);
  margin: 0;
  padding-top: var(--space-md);
  position: relative;
  scroll-margin-top: 80px;
}

.document-section-title::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--section-title-gradient, linear-gradient(90deg, var(--color-accent) 0%, var(--color-primary) 45%, transparent 80%));
}

.document-related {
  background-color: var(--color-bg-soft);
  border-top: var(--border);
  padding: var(--space-2xl) 0;
}

.document-related-inner {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-padding);
}

.document-related-title {
  font-size: var(--text-lg);
  font-weight: var(--fw-semibold);
  color: var(--color-text);
  margin-bottom: var(--space-lg);
}

.document-download-cta {
  background-color: var(--color-primary-soft);
  border: var(--border-primary);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
  flex-wrap: wrap;
  margin-block: var(--space-2xl);
}

.document-download-cta-text {
  flex: 1;
  min-width: 200px;
}

.document-download-cta-title {
  font-size: var(--text-lg);
  font-weight: var(--fw-semibold);
  color: var(--color-primary);
  margin: 0 0 var(--space-xs);
}

.document-download-cta-desc {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  margin: 0;
}

@media (max-width: 900px) {
  .document-content             { grid-template-columns: 1fr; }
  .document-content-aside       { position: static; }
  .document-page-title          { font-size: var(--text-3xl); }
  .document-download-cta        { flex-direction: column; }
  /* Imagen del producto: vuelve al flujo en móvil y se muestra grande */
  .document-page-header-inner   { padding-right: var(--container-padding); }
  .document-page-meta           { flex-direction: column; align-items: flex-start; gap: var(--space-lg); }
  .document-page-meta picture   { position: static; translate: none; transform: none; animation: none;
                                   filter: drop-shadow(0 8px 20px rgba(27,58,107,0.18));
                                   display: block; margin: 0 auto; }
  .document-page-meta img       { max-height: 260px !important; max-width: 100% !important;
                                   width: auto !important; height: auto !important; }
}

@media (max-width: 600px) {
  .document-page-meta img       { max-height: 220px !important; }
}

@media (max-width: 600px) {
  .document-page-title          { font-size: var(--text-2xl); }
  .document-page-subtitle       { font-size: var(--text-base); }
  .document-section-title       { font-size: var(--text-xl); }
}


/* ════════════════════════════════════════════════════════════════════════════
   3. PÁGINAS DE PRODUCTO — 46 fichas técnicas
   ════════════════════════════════════════════════════════════════════════════ */

.product-page {
  background-color: var(--color-bg);
  min-height: 100vh;
}

.product-hero {
  background:
    radial-gradient(ellipse at 75% 50%, rgba(30, 106, 122, 0.07) 0%, transparent 60%),
    linear-gradient(140deg, var(--color-bg-soft) 0%, var(--color-primary-soft) 60%, rgba(232, 244, 247, 0.5) 100%);
  border-bottom: none;
  padding: var(--space-2xl) 0;
  position: relative;
}

.product-hero::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 2px;
  background: var(--card-top-gradient);
  opacity: 0.45;
}

.product-hero-inner {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-padding);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: center;
}

.product-hero-content {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.product-hero-media {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-lg);
}

.product-image {
  max-height: 320px;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 12px 32px rgba(27, 58, 107, 0.18));
  transition: transform var(--transition-slow);
}

.product-image:hover { transform: scale(1.03); }

.product-title {
  font-size: var(--text-4xl);
  font-weight: var(--fw-bold);
  color: var(--color-primary);
  letter-spacing: var(--ls-tight);
  margin: 0;
  line-height: var(--lh-tight);
}

.product-subtitle {
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
  line-height: var(--lh-relaxed);
  margin: 0;
}

.product-meta {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.product-body {
  max-width: var(--container-max);
  margin-inline: auto;
  padding: var(--space-2xl) var(--container-padding);
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: var(--space-2xl);
  align-items: start;
}

.product-main {
  display: flex;
  flex-direction: column;
  gap: var(--space-2xl);
  min-width: 0;
}

.product-aside {
  position: sticky;
  top: calc(64px + var(--space-lg));
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.product-summary {
  background-color: var(--color-bg-card);
  border: var(--border-soft);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.product-summary::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--card-top-gradient);
}

.product-summary-title {
  font-size: var(--text-sm);
  font-weight: var(--fw-bold);
  letter-spacing: var(--ls-wider);
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--space-md);
}

.product-technical-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-2xl);
}

.product-section {
  padding-bottom: var(--space-xl);
  border-bottom: var(--border-soft);
}

.product-section:last-child { border-bottom: none; }

.product-section-title {
  font-size: var(--text-xl);
  font-weight: var(--fw-semibold);
  color: var(--color-primary);
  margin: 0 0 var(--space-md);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  scroll-margin-top: 80px;
  padding: var(--space-xs) var(--space-md) var(--space-xs) var(--space-sm);
  border-left: 4px solid var(--color-accent);
  background: linear-gradient(90deg, rgba(27, 58, 107, 0.04) 0%, transparent 70%);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.product-ingredients {
  background-color: var(--color-secondary-soft);
  border: 1px solid var(--color-secondary);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
}

.product-ingredients-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.product-ingredient-item {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: var(--space-md);
  align-items: baseline;
  padding: var(--space-xs) 0;
  border-bottom: var(--border-soft);
  font-size: var(--text-sm);
}

.product-ingredient-item:last-child { border-bottom: none; }

.product-ingredient-name { color: var(--color-text); font-weight: var(--fw-medium); }
.product-ingredient-amount { color: var(--color-text-secondary); }
.product-ingredient-dv { color: var(--color-text-muted); font-family: var(--font-mono); font-size: var(--text-xs); }

.product-nutrition {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: var(--border);
  box-shadow: var(--shadow-sm);
}

.product-nutrition-img {
  width: 100%;
  height: auto;
  display: block;
}

.product-compliance {
  background-color: var(--compliance-legal-bg);
  border: 1px solid var(--compliance-legal-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.product-compliance-title {
  font-size: var(--text-sm);
  font-weight: var(--fw-bold);
  color: var(--compliance-legal-text);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
}

.product-related {
  background-color: var(--color-bg-soft);
  border-top: var(--border);
  padding: var(--space-2xl) 0;
}

.product-related-inner {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-padding);
}

.product-download-cta {
  background-color: var(--color-primary-soft);
  border: var(--border-primary);
  border-radius: var(--radius-xl);
  padding: var(--space-lg);
  text-align: center;
}

@media (max-width: 900px) {
  .product-hero-inner { grid-template-columns: 1fr; }
  .product-hero-media { order: -1; max-height: none; padding: var(--space-md); }
  .product-image      { max-height: 340px; max-width: 80%; }
  .product-body       { grid-template-columns: 1fr; }
  .product-aside      { position: static; }
  .product-title      { font-size: var(--text-3xl); }
}

@media (max-width: 600px) {
  .product-hero-media             { padding: var(--space-sm); }
  .product-image                  { max-height: 300px; max-width: 70%; }
  .product-title                  { font-size: var(--text-2xl); }
  .product-ingredient-item        { grid-template-columns: 1fr auto; }
  .product-ingredient-dv          { display: none; }
}


/* ════════════════════════════════════════════════════════════════════════════
   4. PÁGINA DE DESCARGA
   ════════════════════════════════════════════════════════════════════════════ */

.download-page {
  background-color: var(--color-bg);
  min-height: 100vh;
}

.download-hero {
  background: linear-gradient(160deg, var(--color-primary-dark) 0%, var(--color-primary) 60%, var(--color-secondary) 100%);
  padding: var(--space-4xl) 0 var(--space-section);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.download-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 70% 50%, rgba(30, 106, 122, 0.35) 0%, transparent 70%);
  pointer-events: none;
}

.download-hero-inner {
  position: relative;
  z-index: 1;
  max-width: var(--container-content);
  margin-inline: auto;
  padding-inline: var(--container-padding);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-lg);
  color: var(--color-white);
}

.download-hero-title {
  font-size: var(--text-4xl);
  font-weight: var(--fw-bold);
  color: var(--color-white);
  margin: 0;
  line-height: var(--lh-tight);
}

.download-hero-subtitle {
  font-size: var(--text-lg);
  color: rgba(255, 255, 255, 0.75);
  max-width: 480px;
  margin: 0;
}

.download-card {
  background-color: var(--color-bg-card);
  border: var(--border);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-xl);
  overflow: hidden;
  max-width: 640px;
  margin: calc(-1 * var(--space-2xl)) auto var(--space-section);
  position: relative;
}

.download-preview {
  background-color: var(--color-bg-soft);
  padding: var(--space-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: var(--border);
  min-height: 200px;
}

.download-preview-thumb {
  max-height: 280px;
  width: auto;
  box-shadow: var(--shadow-lg);
  border-radius: var(--radius-md);
}

.download-actions {
  padding: var(--space-xl);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  align-items: center;
  text-align: center;
}

.download-actions-title {
  font-size: var(--text-xl);
  font-weight: var(--fw-semibold);
  color: var(--color-primary);
  margin: 0;
}

.download-actions-meta {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  display: flex;
  gap: var(--space-md);
  align-items: center;
  flex-wrap: wrap;
  justify-content: center;
}

.download-legal {
  padding: var(--space-md) var(--space-xl);
  border-top: var(--border-soft);
  background-color: var(--compliance-legal-bg);
  font-size: var(--text-xs);
  color: var(--compliance-legal-text);
  text-align: center;
  line-height: var(--lh-relaxed);
}

.download-info {
  max-width: var(--container-content);
  margin-inline: auto;
  padding: 0 var(--container-padding) var(--space-section);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.download-info-item {
  text-align: center;
  padding: var(--space-lg);
  background-color: var(--color-bg-card);
  border: var(--border-soft);
  border-radius: var(--radius-lg);
}

.download-info-value {
  font-size: var(--text-2xl);
  font-weight: var(--fw-bold);
  color: var(--color-primary);
  display: block;
  line-height: 1;
  margin-bottom: var(--space-xs);
}

.download-info-label {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: var(--ls-wider);
}

@media (max-width: 600px) {
  .download-hero-title { font-size: var(--text-3xl); }
  .download-info       { grid-template-columns: 1fr; }
  .download-card       { margin-inline: var(--container-padding-sm); }
}


/* ════════════════════════════════════════════════════════════════════════════
   5. PÁGINA DE CONTACTO
   ════════════════════════════════════════════════════════════════════════════ */

.contact-page {
  background-color: var(--color-bg);
  min-height: 100vh;
}

.contact-hero {
  background: linear-gradient(135deg, var(--color-primary-soft), var(--color-secondary-soft));
  border-bottom: var(--border);
  padding: var(--space-2xl) 0;
  text-align: center;
}

.contact-hero-inner {
  max-width: var(--container-content);
  margin-inline: auto;
  padding-inline: var(--container-padding);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  align-items: center;
}

.contact-grid {
  max-width: var(--container-max);
  margin-inline: auto;
  padding: var(--space-2xl) var(--container-padding) var(--space-section);
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: var(--space-2xl);
  align-items: start;
}

.contact-form-card {
  background-color: var(--color-bg-card);
  border: var(--border-soft);
  border-radius: var(--radius-2xl);
  padding: var(--space-2xl);
  box-shadow: var(--shadow-md);
}

.contact-form-title {
  font-size: var(--text-xl);
  font-weight: var(--fw-semibold);
  color: var(--color-primary);
  margin: 0 0 var(--space-xl);
}

.contact-form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}

.contact-info-card {
  background-color: var(--color-bg-soft);
  border: var(--border);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.contact-methods {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.contact-method {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  padding: var(--space-md);
  background-color: var(--color-bg-card);
  border-radius: var(--radius-md);
  border: var(--border-soft);
}

.contact-method-icon {
  width: 40px;
  height: 40px;
  background-color: var(--color-primary-soft);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  flex-shrink: 0;
}

.contact-method-label {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: var(--ls-wider);
  display: block;
}

.contact-method-value {
  font-size: var(--text-sm);
  font-weight: var(--fw-medium);
  color: var(--color-text);
  display: block;
}

.contact-legal-note {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  line-height: var(--lh-relaxed);
  padding: var(--space-md);
  background-color: var(--compliance-legal-bg);
  border: 1px solid var(--compliance-legal-border);
  border-radius: var(--radius-md);
}

@media (max-width: 900px) {
  .contact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
  .contact-form-card { padding: var(--space-lg); border-radius: var(--radius-lg); }
}


/* ════════════════════════════════════════════════════════════════════════════
   6. PÁGINA DE GLOSARIO
   ════════════════════════════════════════════════════════════════════════════ */

.glossary-page {
  background-color: var(--color-bg);
  min-height: 100vh;
}

.glossary-search {
  background-color: var(--color-bg-soft);
  border-bottom: var(--border);
  padding: var(--space-lg) 0;
  position: sticky;
  top: 64px;
  z-index: var(--z-sticky);
}

.glossary-search-inner {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-padding);
  display: flex;
  align-items: center;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.glossary-alphabet {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  flex-wrap: wrap;
}

.glossary-letter-nav {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  font-size: var(--text-sm);
  font-weight: var(--fw-semibold);
  color: var(--color-text-muted);
  border-radius: var(--radius-sm);
  text-decoration: none;
  transition: color var(--transition-fast), background-color var(--transition-fast);
}

.glossary-letter-nav:hover,
.glossary-letter-nav.is-active {
  color: var(--color-primary);
  background-color: var(--color-primary-soft);
}

.glossary-letter-nav.is-empty {
  opacity: 0.3;
  pointer-events: none;
}

.glossary-list {
  max-width: var(--container-content);
  margin-inline: auto;
  padding: var(--space-2xl) var(--container-padding) var(--space-section);
  display: flex;
  flex-direction: column;
  gap: var(--space-2xl);
}

.glossary-letter {
  scroll-margin-top: calc(64px + 80px);
}

.glossary-letter-heading {
  font-size: var(--text-3xl);
  font-weight: var(--fw-bold);
  color: var(--color-primary);
  opacity: 0.25;
  margin-bottom: var(--space-lg);
  line-height: 1;
}

.glossary-term-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.glossary-term {
  background-color: var(--color-bg-card);
  border: var(--border-soft);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  transition: box-shadow var(--transition-fast);
}

.glossary-term:hover { box-shadow: var(--shadow-sm); }

.glossary-term-name {
  font-size: var(--text-lg);
  font-weight: var(--fw-semibold);
  color: var(--color-primary);
  margin: 0 0 var(--space-sm);
}

.glossary-definition {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: var(--lh-relaxed);
  margin: 0;
}

.glossary-term-tags {
  display: flex;
  gap: var(--space-xs);
  flex-wrap: wrap;
  margin-top: var(--space-sm);
}

@media (max-width: 600px) {
  .glossary-search-inner { flex-direction: column; align-items: stretch; }
  .glossary-alphabet     { justify-content: center; }
  .glossary-letter-heading { font-size: var(--text-2xl); }
}


/* ════════════════════════════════════════════════════════════════════════════
   7. PÁGINA DE BIBLIOGRAFÍA
   ════════════════════════════════════════════════════════════════════════════ */

.sources-page {
  background-color: var(--color-bg);
  min-height: 100vh;
}

.sources-page-body {
  max-width: var(--container-content);
  margin-inline: auto;
  padding: var(--space-2xl) var(--container-padding) var(--space-section);
}

.sources-filters {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
  margin-bottom: var(--space-xl);
}

.sources-filter-btn {
  padding: var(--space-xs) var(--space-md);
  font-size: var(--text-sm);
  font-weight: var(--fw-medium);
  color: var(--color-text-secondary);
  background-color: var(--color-bg-soft);
  border: var(--border);
  border-radius: var(--radius-full);
  cursor: pointer;
  text-decoration: none;
  transition: background-color var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
}

.sources-filter-btn:hover,
.sources-filter-btn.is-active {
  background-color: var(--color-primary-soft);
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.sources-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  counter-reset: sources-counter;
}

.source-item {
  counter-increment: sources-counter;
  background-color: var(--color-bg-card);
  border: var(--border-soft);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-md);
  transition: box-shadow var(--transition-fast);
}

.source-item:hover { box-shadow: var(--shadow-sm); }

.source-item::before {
  content: counter(sources-counter);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-weight: var(--fw-bold);
  color: var(--color-primary);
  background-color: var(--color-primary-soft);
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  line-height: 1;
}

.source-body {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  min-width: 0;
}

.source-title {
  font-size: var(--text-sm);
  font-weight: var(--fw-medium);
  color: var(--color-text);
  font-style: italic;
  margin: 0;
  line-height: var(--lh-snug);
}

.source-meta {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  line-height: var(--lh-snug);
}

.source-link {
  font-size: var(--text-xs);
  color: var(--color-text-link);
  word-break: break-all;
  text-decoration: underline;
}

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

.source-note {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  font-style: italic;
  padding-top: var(--space-xs);
  border-top: var(--border-soft);
  margin-top: var(--space-xs);
}

@media (max-width: 600px) {
  .sources-filters    { gap: var(--space-xs); }
  .sources-filter-btn { font-size: var(--text-xs); }
  .source-item        { grid-template-columns: 1fr; }
  .source-item::before { display: none; }
}


/* Dark mode eliminado — light mode forzado */

/* ════════════════════════════════════════════════════════════════════════════
   PATENTES PROPIETARIAS — figuras de imagen técnica
   ════════════════════════════════════════════════════════════════════════════ */

.patente-figure {
  margin: var(--space-xl) 0 0;
  text-align: center;
  background-color: var(--color-bg-card);
  border: var(--border-soft);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.patente-figure::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--card-top-gradient);
}

.patente-figure img {
  max-width: min(900px, 100%);
  height: auto;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border-soft);
  display: block;
  margin-inline: auto;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
}

.patente-figure figcaption {
  font-size: var(--text-xs);
  color: var(--color-text-secondary);
  margin-top: var(--space-md);
  padding-top: var(--space-sm);
  border-top: var(--border-soft);
  line-height: var(--lh-relaxed);
  text-align: center;
  font-style: italic;
}

@media (max-width: 640px) {
  .patente-figure { margin-top: var(--space-lg); }
}


/* ════════════════════════════════════════════════════════════════════════════
   FOOTER — Columna Productos balanceada (2 sub-columnas)
   ════════════════════════════════════════════════════════════════════════════ */

.footer-products-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md) var(--space-lg);
  margin-bottom: var(--space-sm);
}

.footer-products-group {
  display: block;
  font-size: var(--text-xs);
  font-weight: var(--fw-semibold);
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: var(--ls-wider);
  margin-bottom: var(--space-xs);
  opacity: 0.75;
}

.footer-link-mapa {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: var(--text-xs);
  font-weight: var(--fw-semibold);
  color: var(--color-accent);
  text-decoration: none;
  opacity: 0.90;
  margin-top: var(--space-sm);
  letter-spacing: 0.01em;
  transition: opacity 0.18s, gap 0.18s;
  border-bottom: none;
}

.footer-link-mapa:hover {
  opacity: 1;
  gap: 0.55rem;
}

.footer-link-mapa::after {
  display: none;
}

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


/* ════════════════════════════════════════════════════════════════════════════
   FASE 3 — FICHAS DE PRODUCTO: Mejoras visuales globales
   ════════════════════════════════════════════════════════════════════════════ */

.data-table td:first-child {
  font-weight: var(--fw-semibold);
  color: var(--color-text);
  min-width: 180px;
}

.data-table td:last-child {
  font-size: var(--text-xs);
  color: var(--color-text-secondary);
  line-height: var(--lh-relaxed);
}

.data-table tbody tr:hover td {
  background-color: var(--color-primary-soft);
}

/* Kit / pack products — reemplaza la tabla de ingredientes vacía */
.kit-components-note {
  background: var(--color-bg-soft);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-secondary);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
}

.kit-components-note__label {
  font-size: var(--text-sm);
  font-weight: var(--fw-semibold);
  color: var(--color-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-sm);
}

.kit-components-note__text {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: var(--lh-relaxed);
}

.document-section ul,
.document-section ol {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  padding-left: var(--space-lg);
  margin: var(--space-sm) 0 0;
}

.document-section li {
  line-height: var(--lh-relaxed);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

.alert ul,
.alert ol {
  margin: var(--space-xs) 0 0;
  padding-left: var(--space-md);
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.alert li {
  font-size: var(--text-sm);
  line-height: var(--lh-relaxed);
}

.document-content-aside > div {
  margin-top: var(--space-md);
}

.document-content-aside > div:first-of-type {
  margin-top: var(--space-lg);
}

.document-content-aside > div > p {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  line-height: var(--lh-relaxed);
  margin: 0;
}

.document-content-aside > nav {
  margin-top: var(--space-lg);
}

.document-content-aside > nav ul {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  margin: 0;
}

.document-content-aside > nav a {
  font-size: var(--text-sm);
  color: var(--color-text-link);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.document-content-aside > nav a:hover {
  color: var(--color-primary);
  text-decoration: underline;
}

.toc-nav a[aria-current="true"],
.toc-nav a.is-active {
  color: var(--color-primary);
  font-weight: var(--fw-semibold);
  padding-left: var(--space-sm);
  border-left: 2px solid var(--color-accent);
}

.product-compliance ul,
.product-compliance ol {
  padding-left: var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  margin: var(--space-xs) 0 0;
}

@media (max-width: 900px) {
  .document-content-aside > div:first-of-type {
    margin-top: var(--space-md);
  }
}

/* ════════════════════════════════════════════════════════════════════════════
   GUÍA DE PREVENCIÓN — estilos propios de pages/guia-prevencion.html
   ════════════════════════════════════════════════════════════════════════════ */

/* Subtítulo de grupo/subsección (h3 dentro del documento) */
.document-subsection-title {
  font-size: var(--text-xl);
  font-weight: var(--fw-semibold);
  color: var(--color-primary);
  margin: 0;
  padding-top: var(--space-sm);
  scroll-margin-top: 80px;
}

/* Banner divisor de Parte A / Parte B */
.document-section.gp-part {
  background: linear-gradient(90deg, var(--color-bg-soft) 0%, transparent 100%);
  border-left: 4px solid var(--color-accent);
  border-bottom: none;
  padding: var(--space-md) var(--space-lg);
  border-radius: var(--radius-md);
}
.document-section.gp-part .document-section-title { padding-top: 0; }
.document-section.gp-part .document-section-title::before { display: none; }

/* Enlace de producto dentro de tablas → su ficha del Vol 41 */
.prod-link {
  color: var(--color-primary);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.15s ease, color 0.15s ease;
}
.prod-link:hover {
  color: var(--color-secondary);
  border-bottom-color: var(--color-accent);
}

/* Índice de contenidos — filas de encabezado de parte (estilo PDF) */
.gp-index td { vertical-align: middle; }
.gp-index tr.gp-idx-part td {
  background: var(--color-primary);
  color: #fff;
  font-weight: var(--fw-semibold);
  font-size: var(--text-sm);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
}
.gp-index tr.gp-idx-part td a { color: #fff; }

/* Grupos desplegables: la fila de condiciones se revela al pasar el cursor */
.gp-index tbody.gp-group .gp-grow td { background: var(--color-bg-card, #fff); transition: background-color 0.15s ease; }
.gp-index tbody.gp-group:hover .gp-grow td,
.gp-index tbody.gp-group:focus-within .gp-grow td { background: var(--color-bg-soft); }
.gp-grow-hint {
  margin-left: 0.4rem;
  color: var(--color-text-muted);
  font-size: 0.8em;
  display: inline-block;
  transition: transform 0.18s ease, color 0.15s ease;
}
.gp-index tbody.gp-group:hover .gp-grow-hint,
.gp-index tbody.gp-group:focus-within .gp-grow-hint { color: var(--color-accent); transform: translateY(2px); }

.gp-index tbody.gp-group .gp-cond-row { display: none; }
.gp-index tbody.gp-group:hover .gp-cond-row,
.gp-index tbody.gp-group:focus-within .gp-cond-row { display: table-row; }
.gp-index .gp-cond-row td {
  background: var(--color-bg-soft);
  border-top: none;
  padding-top: var(--space-sm);
  padding-bottom: var(--space-md);
}
.gp-cond-list { display: flex; flex-wrap: wrap; gap: var(--space-xs); }
.gp-cond-chip {
  display: inline-block;
  font-size: var(--text-xs);
  line-height: 1.5;
  padding: 0.15rem 0.6rem;
  background: var(--color-bg-card, #fff);
  border: var(--border-soft);
  border-radius: 999px;
  color: var(--color-text-secondary);
}
/* En pantallas táctiles (sin hover) mostramos siempre las condiciones */
@media (hover: none) {
  .gp-index tbody.gp-group .gp-cond-row { display: table-row; }
  .gp-grow-hint { display: none; }
}

/* Lista de fuentes bibliográficas */
.gp-sources {
  margin: 0;
  padding-left: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: var(--lh-relaxed);
}