/* ==========================================================================
   WESTONE — SISTEMA VISUAL Y RITMO CROMÁTICO EDITORIAL
   Tipografía: Inter (exclusiva)
   Ritmo Cromático: Hero rotativo -> Blanco -> Amarillo -> Blanco ->
                    Negro grafito -> Amarillo -> Blanco -> Negro grafito -> Negro profundo
   ========================================================================== */

:root {
  /* Colores Fundamentales */
  --color-white: #ffffff;
  --color-black: #080a0d;
  --color-graphite: #0c0e12;
  --color-graphite-surface: #141720;
  --color-yellow: #ffc700;
  --color-yellow-hover: #e5b300;
  --color-yellow-dark: #cc9f00;

  /* Fondos Especiales */
  --bg-ice: #f8fafc;
  --bg-metallic: #f1f4f8;
  --bg-light-surface: #f9fbfd;

  /* Textos */
  --text-dark: #0a0c10;
  --text-dark-muted: #475569;
  --text-light: #ffffff;
  --text-light-muted: #94a3b8;

  /* Bordes */
  --border-light: rgba(0, 0, 0, 0.08);
  --border-dark: rgba(255, 255, 255, 0.1);
  --border-yellow: rgba(0, 0, 0, 0.15);

  /* Tipografía y Dimensiones */
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --container-max-width: 1280px;
  --header-height: 76px;

  /* Transiciones */
  --ease-cinematic: cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: 180ms var(--ease-cinematic);
  --transition-normal: 300ms var(--ease-cinematic);
  --transition-slide: 650ms var(--ease-cinematic);

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-full: 9999px;
}

/* --------------------------------------------------------------------------
   RESET & FUNDAMENTOS
   -------------------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-family: var(--font-sans);
  font-size: 16px;
  color: var(--text-dark);
  background-color: var(--color-white);
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  line-height: 1.55;
  background-color: var(--color-white);
  color: var(--text-dark-muted);
  overflow-x: hidden;
  position: relative;
}

body.menu-open,
body.drawer-open {
  overflow: hidden;
}

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

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

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

/* --------------------------------------------------------------------------
   ENLACE DE ACCESIBILIDAD (SKIP-LINK)
   Invisible en reposo; sin línea residual superior
   -------------------------------------------------------------------------- */
.skip-link {
  position: fixed;
  top: -100px;
  left: 1.5rem;
  z-index: 9999;
  background-color: var(--color-yellow);
  color: #000000;
  font-weight: 700;
  font-size: 0.85rem;
  padding: 0.65rem 1.25rem;
  border-radius: var(--radius-sm);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.2);
  transition: top var(--transition-fast);
}

.skip-link:focus-visible {
  top: 1rem;
  outline: 2px solid #000;
}

/* --------------------------------------------------------------------------
   CONTENEDOR Y TIPOGRAFÍA EDITORIAL
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: clamp(1.25rem, 4vw, 2.5rem);
  padding-right: clamp(1.25rem, 4vw, 2.5rem);
}

.section-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-dark-muted);
  margin-bottom: 0.75rem;
}

.section-tag.on-dark {
  color: var(--color-yellow);
}

.section-tag.on-yellow {
  color: rgba(0, 0, 0, 0.7);
}

.section-title {
  font-size: clamp(2.2rem, 4.2vw, 3.5rem);
  font-weight: 800;
  line-height: 1.02;
  letter-spacing: -0.03em;
  color: var(--text-dark);
  margin-bottom: 1rem;
}

.section-title.on-dark,
.section-title.light {
  color: var(--text-light);
}

.section-title.on-yellow {
  color: #000000;
}

.section-subtitle {
  font-size: clamp(1rem, 1.3vw, 1.18rem);
  color: var(--text-dark-muted);
  max-width: 680px;
  line-height: 1.6;
}

.section-subtitle.on-dark,
.section-subtitle.light {
  color: var(--text-light-muted);
}

.section-subtitle.on-yellow {
  color: rgba(0, 0, 0, 0.85);
}

.section-header {
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}

.section-header.centered {
  text-align: center;
}

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

/* --------------------------------------------------------------------------
   BOTONES & ACCIONES EDITORIALES
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 1.75rem;
  font-size: 0.925rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  white-space: nowrap;
  min-height: 48px;
  text-decoration: none;
}

.btn-primary-yellow {
  background-color: var(--color-yellow);
  color: #000000;
}

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

.btn-primary-black {
  background-color: #000000;
  color: #ffffff;
}

.btn-primary-black:hover {
  background-color: #1e232b;
  transform: translateY(-1px);
}

.btn-ghost-dark {
  background-color: transparent;
  color: var(--text-dark);
  border: 1px solid var(--border-light);
}

.btn-ghost-dark:hover {
  background-color: rgba(0, 0, 0, 0.04);
}

.btn-ghost-light {
  background-color: transparent;
  color: var(--text-light);
  border: 1px solid var(--border-dark);
}

.btn-ghost-light:hover {
  background-color: rgba(255, 255, 255, 0.08);
}

.btn-text-action {
  font-size: 0.925rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 0;
  border-bottom: 1.5px solid transparent;
}

.btn-text-action:hover {
  border-bottom-color: currentColor;
}

/* --------------------------------------------------------------------------
   NAVEGACIÓN SUPERIOR DINÁMICA
   Se adapta al tema de cada slide (negro, blanco o amarillo) y al scroll
   -------------------------------------------------------------------------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  z-index: 1000;
  display: flex;
  align-items: center;
  background-color: transparent;
  border-bottom: 1px solid transparent;
  transition: background-color var(--transition-normal),
              border-color var(--transition-normal),
              color var(--transition-normal),
              backdrop-filter var(--transition-normal);
}

/* Estados de Tema de Navegación según el Slide Activo */
.site-header.header-theme-dark {
  color: #ffffff;
}

.site-header.header-theme-light {
  color: #0a0c10;
}

.site-header.header-theme-yellow {
  color: #000000;
}

/* Estado fijo al hacer scroll fuera del Hero */
.site-header.scrolled {
  background-color: rgba(255, 255, 255, 0.95) !important;
  backdrop-filter: blur(14px) !important;
  -webkit-backdrop-filter: blur(14px) !important;
  border-bottom: 1px solid rgba(0, 0, 0, 0.07) !important;
  color: #0a0c10 !important;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.03);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

/* Logotipo Oficial en SVG */
.brand-logo-link {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  z-index: 1002;
  padding: 6px 0;
  outline: none;
  border: none;
  transition: opacity var(--transition-fast);
}

.brand-logo-link:hover {
  opacity: 0.9;
}

.brand-logo-link:focus {
  outline: none;
}

.brand-logo-link:focus-visible {
  outline: 2px solid currentColor;
  outline-offset: 4px;
}

.brand-logo-img {
  height: 40px;
  width: auto;
  max-width: 140px;
  object-fit: contain;
  display: block;
}

/* En cabecera transparente sobre temas oscuros (slides 1 y 4): mostrar logo blanco */
.site-header .logo-white {
  display: block;
}
.site-header .logo-dark {
  display: none;
}

/* En cabecera transparente sobre temas claros o amarillos (slides 2 y 3): mostrar logo oscuro */
.site-header.header-theme-light:not(.scrolled) .logo-white,
.site-header.header-theme-yellow:not(.scrolled) .logo-white {
  display: none !important;
}
.site-header.header-theme-light:not(.scrolled) .logo-dark,
.site-header.header-theme-yellow:not(.scrolled) .logo-dark {
  display: block !important;
}

/* Al hacer scroll (fondo blanco con blur): mostrar siempre logo oscuro */
.site-header.scrolled .logo-white {
  display: none !important;
}
.site-header.scrolled .logo-dark {
  display: block !important;
}

/* Menú de Escritorio */
.desktop-nav {
  display: flex;
  align-items: center;
  gap: 2.25rem;
}

.nav-link {
  font-size: 0.9rem;
  font-weight: 500;
  color: inherit;
  opacity: 0.85;
  position: relative;
  padding: 0.4rem 0;
  transition: opacity var(--transition-fast);
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background-color: var(--color-yellow);
  transition: width var(--transition-fast);
}

.site-header.header-theme-yellow:not(.scrolled) .nav-link::after {
  background-color: #000000;
}

.nav-link:hover {
  opacity: 1;
}

.nav-link:hover::after {
  width: 100%;
}

/* Solo mostrar subrayado activo si se ha hecho scroll hacia abajo, nunca línea accidental sobre el hero */
.site-header.scrolled .nav-link.active::after {
  width: 100%;
}

.nav-link.active {
  opacity: 1;
  font-weight: 600;
}

/* Menú Hamburguesa Móvil */
.mobile-menu-btn {
  display: none;
  padding: 8px;
  z-index: 1002;
  color: inherit;
}

.hamburger-box {
  width: 24px;
  height: 16px;
  display: inline-block;
  position: relative;
}

.hamburger-inner,
.hamburger-inner::before,
.hamburger-inner::after {
  width: 24px;
  height: 2px;
  background-color: currentColor;
  position: absolute;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.hamburger-inner {
  top: 50%;
  transform: translateY(-50%);
}

.hamburger-inner::before {
  content: "";
  top: -7px;
}

.hamburger-inner::after {
  content: "";
  bottom: -7px;
}

.mobile-menu-btn[aria-expanded="true"] .hamburger-inner {
  background-color: transparent;
}

.mobile-menu-btn[aria-expanded="true"] .hamburger-inner::before {
  transform: translateY(7px) rotate(45deg);
}

.mobile-menu-btn[aria-expanded="true"] .hamburger-inner::after {
  transform: translateY(-7px) rotate(-45deg);
}

/* Panel Menú Móvil */
.mobile-nav-panel {
  position: fixed;
  inset: 0;
  background-color: #ffffff;
  color: #0a0c10;
  z-index: 1001;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 2rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

.mobile-nav-panel.open {
  opacity: 1;
  pointer-events: auto;
}

.mobile-nav-brand {
  margin-bottom: 2.25rem;
}

.mobile-nav-logo-img {
  height: 40px;
  width: auto;
  max-width: 140px;
  object-fit: contain;
  display: block;
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
  text-align: center;
}

.mobile-nav-link {
  font-size: 1.35rem;
  font-weight: 600;
  color: #0a0c10;
}

.mobile-nav-link:hover,
.mobile-nav-link.active {
  color: #000;
  border-bottom: 2px solid var(--color-yellow);
}

/* --------------------------------------------------------------------------
   HERO ROTATIVO CINEMATOGRÁFICO (100vh / 100dvh)
   Un producto dominante por diapositiva. Transiciones suaves.
   -------------------------------------------------------------------------- */
.rotating-hero-section {
  position: relative;
  width: 100%;
  height: 100vh;
  height: 100dvh;
  min-height: 100vh;
  min-height: 100dvh;
  overflow: hidden;
  background-color: var(--color-graphite);
}

/* Diapositivas Apiladas con Fundido Cruzado */
.hero-slider-track {
  position: relative;
  width: 100%;
  height: 100%;
}

.hero-slide {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  pointer-events: none;
  visibility: hidden;
  transition: opacity var(--transition-slide), visibility var(--transition-slide);
  display: flex;
  align-items: center;
  z-index: 1;
}

.hero-slide.active {
  opacity: 1;
  pointer-events: auto;
  visibility: visible;
  z-index: 2;
}

/* Fondos por Tema de Slide */
.hero-slide-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  background-size: cover;
  background-position: center;
}

/* Slide 1: Negro Grafito con iluminación fría sutil */
.hero-theme-dark .hero-slide-bg {
  background-image: linear-gradient(90deg, rgba(7, 9, 12, 0.84) 0%, rgba(7, 9, 12, 0.56) 31%, rgba(7, 9, 12, 0.08) 49%, transparent 60%), var(--hero-backdrop);
}
.hero-theme-dark {
  color: #ffffff;
}

/* Slide 2: Blanco Hielo con tipografía oscura (100% opaco) */
.hero-theme-light .hero-slide-bg {
  background-color: #f8fafc;
  background-image: linear-gradient(90deg, rgba(248, 250, 252, 0.9) 0%, rgba(248, 250, 252, 0.6) 31%, rgba(248, 250, 252, 0.08) 49%, transparent 60%), var(--hero-backdrop);
}
.hero-theme-light {
  color: #0a0c10;
}

/* Slide 3: Amarillo Westone con tipografía negra */
.hero-theme-yellow .hero-slide-bg {
  background-color: var(--color-yellow);
  background-image: linear-gradient(90deg, rgba(255, 199, 0, 0.88) 0%, rgba(255, 199, 0, 0.58) 31%, rgba(255, 199, 0, 0.08) 49%, transparent 60%), var(--hero-backdrop);
}
.hero-theme-yellow {
  color: #000000;
}

/* Slide 4: Negro Grafito con sutiles acentos azul frío */
.hero-theme-dark-blue .hero-slide-bg {
  background-image: linear-gradient(90deg, rgba(6, 10, 17, 0.86) 0%, rgba(6, 13, 25, 0.58) 31%, rgba(6, 13, 25, 0.08) 49%, transparent 60%), var(--hero-backdrop);
}
.hero-theme-dark-blue {
  color: #ffffff;
}

/* Contenedor y Diagramación del Slide */
.hero-slide-container {
  position: relative;
  z-index: 3;
  width: 100%;
  height: 100%;
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  align-items: center;
  padding-top: var(--header-height);
  padding-bottom: 4rem;
}

/* Zona de Contenido (Izquierda / Inferior Izquierda) */
.hero-slide-info-box {
  display: flex;
  flex-direction: column;
  max-width: 580px;
  z-index: 4;
}

.hero-slide-family-tag {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
  opacity: 0.85;
}

.hero-slide-title {
  font-size: clamp(2.4rem, 4.8vw, 4.25rem);
  font-weight: 800;
  line-height: 1.02;
  letter-spacing: -0.035em;
  margin-bottom: 1.25rem;
}

.hero-slide-tagline {
  font-size: clamp(1rem, 1.35vw, 1.2rem);
  line-height: 1.55;
  margin-bottom: 1.75rem;
  opacity: 0.9;
}

/* Especificaciones Breves del Slide */
.hero-slide-specs-row {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  margin-bottom: 2.25rem;
  flex-wrap: wrap;
}

.hero-spec-pill {
  font-size: 0.825rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  background: rgba(125, 125, 125, 0.12);
}

.hero-theme-dark .hero-spec-pill,
.hero-theme-dark-blue .hero-spec-pill {
  background: rgba(255, 255, 255, 0.1);
  color: #f1f5f9;
}

.hero-theme-light .hero-spec-pill {
  background: rgba(0, 0, 0, 0.06);
  color: #0f172a;
}

.hero-theme-yellow .hero-spec-pill {
  background: rgba(0, 0, 0, 0.1);
  color: #000000;
}

/* Acciones del Slide */
.hero-slide-actions {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

/* Zona Visual: Envase Protagonista Dominante (50% a 65% del espacio) */
.hero-slide-product-stage {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  width: 100%;
}

.hero-product-hero-img {
  max-height: 65vh;
  width: auto;
  max-width: 95%;
  object-fit: contain;
  filter: none;
  transform: translateY(0);
  transition: transform var(--transition-slide);
}

.hero-theme-dark .hero-product-hero-img,
.hero-theme-dark-blue .hero-product-hero-img {
  filter: none;
}

.hero-theme-light .hero-product-hero-img {
  filter: none;
}

.hero-theme-yellow .hero-product-hero-img {
  filter: none;
}

/* Controles Fijos del Hero (Esquina Inferior Derecha & Izquierda) */
.hero-persistent-controls {
  position: absolute;
  bottom: 2rem;
  left: 0;
  right: 0;
  z-index: 10;
  pointer-events: none;
}

.hero-controls-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.hero-disclaimer-left {
  font-size: 0.75rem;
  opacity: 0.65;
  pointer-events: auto;
}

.hero-navigation-right {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  pointer-events: auto;
}

.hero-slide-counter {
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.05em;
}

.hero-nav-arrow-btn {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  background: rgba(125, 125, 125, 0.15);
  color: inherit;
  border: 1px solid rgba(125, 125, 125, 0.2);
}

.hero-nav-arrow-btn:hover {
  background: var(--color-yellow);
  color: #000;
  border-color: var(--color-yellow);
}

/* Adaptación de Controles Fijos y Fondos según el tema activo del Hero */
.rotating-hero-section.hero-active-dark {
  background-color: #090b0e;
}

.rotating-hero-section.hero-active-dark-blue {
  background-color: #080a0e;
}

.rotating-hero-section.hero-active-light {
  background-color: #f8fafc;
}

.rotating-hero-section.hero-active-yellow {
  background-color: var(--color-yellow);
}

/* En tema claro: texto oscuro y controles oscuros */
.rotating-hero-section.hero-active-light .hero-persistent-controls {
  color: #0a0c10;
}
.rotating-hero-section.hero-active-light .hero-disclaimer-left {
  color: rgba(10, 12, 16, 0.7);
}
.rotating-hero-section.hero-active-light .hero-slide-counter {
  color: #0a0c10;
}
.rotating-hero-section.hero-active-light .hero-nav-arrow-btn {
  color: #0a0c10;
  background: rgba(0, 0, 0, 0.06);
  border-color: rgba(0, 0, 0, 0.2);
}
.rotating-hero-section.hero-active-light .hero-nav-arrow-btn:hover {
  background: #000000;
  color: #ffffff;
  border-color: #000000;
}

/* En tema amarillo: texto negro y controles negros */
.rotating-hero-section.hero-active-yellow .hero-persistent-controls {
  color: #000000;
}
.rotating-hero-section.hero-active-yellow .hero-disclaimer-left {
  color: rgba(0, 0, 0, 0.75);
}
.rotating-hero-section.hero-active-yellow .hero-slide-counter {
  color: #000000;
}
.rotating-hero-section.hero-active-yellow .hero-nav-arrow-btn {
  color: #000000;
  background: rgba(0, 0, 0, 0.08);
  border-color: rgba(0, 0, 0, 0.3);
}
.rotating-hero-section.hero-active-yellow .hero-nav-arrow-btn:hover {
  background: #000000;
  color: #ffc700;
  border-color: #000000;
}

/* En temas oscuros: texto blanco y controles claros */
.rotating-hero-section.hero-active-dark .hero-persistent-controls,
.rotating-hero-section.hero-active-dark-blue .hero-persistent-controls {
  color: #ffffff;
}
.rotating-hero-section.hero-active-dark .hero-disclaimer-left,
.rotating-hero-section.hero-active-dark-blue .hero-disclaimer-left {
  color: rgba(255, 255, 255, 0.7);
}
.rotating-hero-section.hero-active-dark .hero-slide-counter,
.rotating-hero-section.hero-active-dark-blue .hero-slide-counter {
  color: #ffffff;
}
.rotating-hero-section.hero-active-dark .hero-nav-arrow-btn,
.rotating-hero-section.hero-active-dark-blue .hero-nav-arrow-btn {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.25);
}
.rotating-hero-section.hero-active-dark .hero-nav-arrow-btn:hover,
.rotating-hero-section.hero-active-dark-blue .hero-nav-arrow-btn:hover {
  background: var(--color-yellow);
  color: #000000;
  border-color: var(--color-yellow);
}

/* --------------------------------------------------------------------------
   SECCIÓN 2: ESCAPARATE DE PRODUCTOS (FONDO BLANCO PURO)
   Sin bordes exteriores ni rectángulo gris con esquinas redondeadas.
   -------------------------------------------------------------------------- */
.showcase-section {
  padding: clamp(5rem, 8vw, 7.5rem) 0;
  background-color: var(--color-white);
  color: var(--text-dark);
}

.showcase-category-tabs {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  border-bottom: 1px solid var(--border-light);
  margin-bottom: 4rem;
  overflow-x: auto;
  padding-bottom: 0.25rem;
}

.showcase-tab-btn {
  padding: 0.85rem 1.75rem;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-dark-muted);
  position: relative;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.showcase-tab-btn::after {
  content: "";
  position: absolute;
  bottom: -1px;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: transparent;
  transition: background-color var(--transition-fast);
}

.showcase-tab-btn:hover {
  color: var(--text-dark);
}

.showcase-tab-btn.active {
  color: var(--text-dark);
  font-weight: 700;
}

.showcase-tab-btn.active::after {
  background-color: var(--color-yellow);
}

/* Escaparate Abierto Directamente sobre el Fondo Blanco */
.showcase-open-stage {
  position: relative;
  width: 100%;
  min-height: 480px;
}

.showcase-editorial-grid {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  align-items: center;
  gap: clamp(2.5rem, 6vw, 5.5rem);
}

/* Botella a Gran Escala */
.showcase-bottle-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
}

.showcase-bottle-dominant {
  max-height: 460px;
  width: auto;
  max-width: 100%;
  object-fit: contain;
  filter: none;
}

/* Datos y Especificaciones al Lado */
.showcase-details-wrapper {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.showcase-formula-tag {
  font-size: 0.775rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-dark-muted);
}

.showcase-title {
  font-size: clamp(2rem, 3.2vw, 2.75rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.025em;
  color: var(--text-dark);
}

.showcase-summary-p {
  font-size: 1.025rem;
  color: var(--text-dark-muted);
  line-height: 1.6;
}

/* Separadores Lineales Tipográficos (No Cajas) */
.showcase-specs-linear-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  padding: 1.5rem 0;
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
}

.spec-linear-item {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.spec-linear-lbl {
  font-size: 0.725rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-dark-muted);
  font-weight: 600;
}

.spec-linear-val {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-dark);
}

.spec-linear-val.cold {
  color: #0284c7;
}

.spec-linear-val.heat {
  color: #dc2626;
}

/* Barra Inferior del Escaparate */
.showcase-footer-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 0.5rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.showcase-step-status {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-dark-muted);
}

.showcase-nav-btn {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: var(--color-white);
  border: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-dark);
  transition: all var(--transition-fast);
}

.showcase-nav-btn:hover {
  background: var(--color-yellow);
  border-color: var(--color-yellow);
}

/* --------------------------------------------------------------------------
   SECCIÓN 3: SOLUCIONADOR (FONDO AMARILLO WESTONE COMPLETO)
   Texto negro, selectores blancos, botón negro. No tarjeta flotante.
   -------------------------------------------------------------------------- */
.solver-section-yellow {
  padding: clamp(5rem, 8vw, 7.5rem) 0;
  background:
    linear-gradient(135deg, rgba(255,255,255,0.2), transparent 42%),
    var(--color-yellow);
  color: #000000;
}

.solver-sequence-grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(1.5rem, 4vw, 4rem);
  margin-bottom: 4rem;
  padding-top: 0.75rem;
}

.solver-sequence-grid::before {
  content: "";
  position: absolute;
  top: 2.65rem;
  left: 3.5rem;
  right: 3.5rem;
  height: 1px;
  background: rgba(0, 0, 0, 0.3);
}

.solver-step-block {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.solver-step-index {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3.75rem;
  height: 3.75rem;
  flex-direction: column;
  background: #090b0e;
  border-radius: 50%;
  color: #ffffff;
  font-size: 0.68rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  line-height: 1;
}

.solver-step-index small {
  margin-bottom: 0.18rem;
  font-size: 0.52rem;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.solver-step-index strong {
  font-size: 0.9rem;
  font-weight: 800;
}

.solver-select-wrap {
  position: relative;
  overflow: hidden;
  background: #ffffff;
  border-bottom: 2px solid #000000;
}

.solver-select-chevron {
  position: absolute;
  right: 1rem;
  top: 50%;
  transform: translateY(-50%);
  pointer-events: none;
}

.solver-step-heading {
  margin-top: 0.45rem;
  font-size: 1.08rem;
  font-weight: 800;
  color: #000000;
}

.solver-select-element {
  width: 100%;
  display: block;
  background: transparent;
  border: 0;
  border-bottom: 0;
  border-radius: 0;
  color: #000000;
  padding: 1rem 3rem 1rem 1rem;
  font-size: 0.88rem;
  font-weight: 600;
  appearance: none;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.solver-select-element:focus,
.solver-select-element:hover {
  outline: 2px solid #000000;
  outline-offset: -2px;
}

.solver-step-hint {
  max-width: 31ch;
  color: rgba(0,0,0,0.62);
  font-size: 0.75rem;
  line-height: 1.45;
}

/* Panel de Resultado Integrado en Sección Amarilla */
.solver-result-integrated {
  position: relative;
  overflow: hidden;
  padding: clamp(2rem, 4vw, 3.25rem);
  display: grid;
  grid-template-columns: 230px minmax(0, 1fr) auto;
  align-items: center;
  gap: clamp(2rem, 4vw, 4rem);
  background: #0b0d11;
  border-radius: 2rem 0.45rem 2rem 0.45rem;
  color: #ffffff;
}

.solver-result-bottle-img {
  max-height: 240px;
  width: auto;
  max-width: 200px;
  object-fit: contain;
  margin: 0 auto;
  filter: none;
}

.solver-result-integrated > div:first-child {
  min-height: 250px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.solver-result-bottle-img { position: relative; z-index: 1; }

.solver-result-copy {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.solver-result-tag {
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-yellow);
  opacity: 1;
}

.solver-result-h3 {
  font-size: clamp(1.65rem, 2.5vw, 2.35rem);
  font-weight: 800;
  color: #ffffff;
  line-height: 1.1;
}

.solver-result-desc {
  font-size: 0.975rem;
  max-width: 590px;
  color: var(--text-light-muted);
  line-height: 1.5;
}

/* --------------------------------------------------------------------------
   SECCIÓN 4: APLICACIONES (FONDO BLANCO PURO)
   Franjas simplificadas, producto visible, separadores lineales, sin tarjetas.
   -------------------------------------------------------------------------- */
.applications-section-white {
  padding: clamp(5rem, 8vw, 7.5rem) 0 0;
  background-color: var(--color-white);
  color: var(--text-dark);
}

.app-linear-strip {
  padding: clamp(4rem, 7vw, 7rem) 0;
  border-bottom: 1px solid var(--border-light);
}

.app-strip-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.8fr);
  align-items: center;
  gap: clamp(2rem, 6vw, 5rem);
}

.app-strip-layout.reverse {
  grid-template-columns: minmax(280px, 0.8fr) minmax(0, 1.2fr);
}

.app-strip-layout.reverse .app-placeholder-col {
  order: 2;
}

.app-strip-layout.reverse .app-text-col {
  order: 1;
}

/* Placeholder Editorial Neutro */
.editorial-frame-neutral {
  width: 100%;
  aspect-ratio: 16 / 9;
  background: var(--bg-metallic);
  border: 1px dashed rgba(0, 0, 0, 0.18);
  border-radius: var(--radius-sm);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  text-align: center;
  color: var(--text-dark-muted);
  gap: 0.5rem;
}

.frame-dim-text {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  opacity: 0.6;
}

.editorial-image-frame,
.event-image-frame {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  margin: 0;
  background: var(--color-graphite);
}

.app-placeholder-col {
  position: relative;
  min-width: 0;
  padding: 0;
}

.app-strip-layout.reverse .app-placeholder-col {
  padding: 0;
}

.app-media-composition {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 240px;
  align-items: stretch;
  min-height: 0;
  overflow: hidden;
  border-radius: 2.25rem 0.5rem 2.25rem 0.5rem;
  background: #f3f4f6;
}

.app-strip-layout.reverse .app-media-composition {
  grid-template-columns: 240px minmax(0, 1fr);
  border-radius: 0.5rem 2.25rem 0.5rem 2.25rem;
}

.app-editorial-media {
  position: relative;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  border-radius: 0;
  background: transparent;
}

.app-strip-layout.reverse .app-editorial-media {
  order: 2;
  border-radius: 0;
}

.app-sequence-index {
  position: absolute;
  top: -2.2rem;
  left: -0.15rem;
  z-index: 3;
  color: var(--color-yellow-deep);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.app-strip-layout.reverse .app-sequence-index {
  left: -0.15rem;
}

.app-product-plinth {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  gap: 1rem;
  padding: 1.5rem 0.5rem 1.75rem;
  overflow: hidden;
  background:
    linear-gradient(rgba(0,0,0,0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,0,0,0.035) 1px, transparent 1px),
    var(--color-yellow);
  background-size: 28px 28px, 28px 28px, auto;
}

.app-product-plinth::before {
  content: none;
}

.app-product-plinth > span {
  position: relative;
  z-index: 1;
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.app-floating-packshot {
  position: relative;
  z-index: 1;
  display: block;
  width: auto;
  height: 250px;
  max-width: none;
  object-fit: contain;
  filter: none;
}

.editorial-image,
.event-editorial-image {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.app-editorial-media .editorial-image {
  position: relative;
  z-index: 1;
  object-fit: cover;
  object-position: center;
}

.event-image-frame figcaption {
  position: absolute;
  left: 0.75rem;
  bottom: 0.75rem;
  padding: 0.35rem 0.55rem;
  background: rgba(7, 9, 12, 0.78);
  color: #ffffff;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.app-text-col {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.app-product-indicator {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.app-h3-title {
  font-size: clamp(1.75rem, 2.7vw, 2.6rem);
  font-weight: 800;
  line-height: 1.15;
  color: var(--text-dark);
}

.app-copy-p {
  font-size: 0.975rem;
  color: var(--text-dark-muted);
  line-height: 1.6;
}

/* --------------------------------------------------------------------------
   SECCIÓN 5: TECNOLOGÍA (FONDO NEGRO GRAFITO)
   Esquema técnico, mucho espacio negativo, sin tarjetas individuales.
   -------------------------------------------------------------------------- */
.tech-section-graphite {
  padding: clamp(5rem, 8vw, 7.5rem) 0;
  background-color: var(--color-graphite);
  color: var(--text-light);
}

.tech-schematic-layout {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  align-items: stretch;
  gap: clamp(2rem, 5vw, 4.5rem);
  margin-bottom: 4rem;
}

.tech-editorial-manifest {
  position: relative;
  min-height: 530px;
  padding: clamp(2rem, 4vw, 3.5rem);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  background:
    linear-gradient(145deg, rgba(255, 199, 0, 0.09), transparent 42%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.035), rgba(255, 255, 255, 0.01));
  border-left: 1px solid rgba(255, 199, 0, 0.5);
}

.tech-manifest-index {
  position: absolute;
  top: -1.2rem;
  right: 1.5rem;
  color: rgba(255, 255, 255, 0.055);
  font-size: clamp(10rem, 18vw, 16rem);
  font-weight: 900;
  line-height: 1;
  letter-spacing: -0.08em;
}

.tech-manifest-copy {
  position: relative;
  z-index: 1;
  max-width: 470px;
}

.tech-manifest-kicker {
  display: block;
  margin-bottom: 0.85rem;
  color: var(--color-yellow);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.tech-manifest-copy h3 {
  max-width: 430px;
  margin-bottom: 1rem;
  font-size: clamp(2rem, 4vw, 3.5rem);
  line-height: 1;
  letter-spacing: -0.045em;
}

.tech-manifest-copy p {
  max-width: 440px;
  color: var(--text-light-muted);
  font-size: 0.98rem;
  line-height: 1.65;
}

.tech-manifest-axis {
  position: absolute;
  top: 2.25rem;
  left: 2.5rem;
  right: 2.5rem;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 1rem;
  color: #94a3b8;
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.tech-manifest-axis i {
  position: relative;
  height: 1px;
  overflow: visible;
  background: linear-gradient(90deg, #0284c7, var(--color-yellow), #ef4444);
}

.tech-manifest-axis i::after {
  content: "";
  position: absolute;
  right: 0;
  top: -3px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #ef4444;
}

.tech-nodes-clean-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.tech-node-row {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--border-dark);
}

.tech-node-row:first-child { border-top: 1px solid var(--border-dark); }

.tech-node-index {
  min-width: 2.2rem;
  color: var(--color-yellow);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  padding-top: 0.2rem;
}

.tech-node-h4 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-light);
  margin-bottom: 0.2rem;
}

.tech-node-p {
  font-size: 0.875rem;
  color: var(--text-light-muted);
  line-height: 1.5;
}

/* Escala Térmica de Fórmulas */
.thermal-scale-wide {
  border-top: 1px solid var(--border-dark);
  padding-top: 2.5rem;
}

.thermal-bar-gradient {
  height: 10px;
  border-radius: var(--radius-full);
  background: linear-gradient(90deg, #0284c7 0%, #10b981 35%, var(--color-yellow) 70%, #ef4444 100%);
  margin: 1.5rem 0;
}

.thermal-grid-four {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}

.thermal-col-stat {
  display: flex;
  flex-direction: column;
}

.thermal-col-degrees {
  font-size: 1.25rem;
  font-weight: 800;
}

.thermal-col-name {
  font-size: 0.775rem;
  color: var(--text-light-muted);
}

/* --------------------------------------------------------------------------
   SECCIÓN 6: HEAVY DUTY (FONDO AMARILLO WESTONE)
   Envase 20L a gran escala, especificaciones de flota, acción negra.
   -------------------------------------------------------------------------- */
.heavyduty-section-yellow {
  padding: clamp(5rem, 8vw, 7.5rem) 0;
  background:
    linear-gradient(145deg, rgba(255,255,255,0.22), transparent 45%),
    var(--color-yellow);
  color: #000000;
}

.heavyduty-spread-two-col {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(420px, 1.08fr);
  align-items: center;
  gap: clamp(2rem, 5vw, 4.5rem);
}

.heavyduty-stage-col {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 590px;
  overflow: hidden;
  padding: 2rem 2rem 5rem;
  background: #0b0d11;
  border-radius: 2.5rem 0.55rem 2.5rem 0.55rem;
  color: #ffffff;
}

.heavyduty-stage-col::before {
  content: none;
}

.heavyduty-stage-topline {
  display: none;
}

.heavyduty-stage-volume {
  display: none;
}

.heavyduty-drum-img {
  position: relative;
  z-index: 1;
  max-height: 445px;
  width: auto;
  max-width: 78%;
  object-fit: contain;
  filter: none;
}

.heavyduty-stage-caption {
  position: absolute;
  left: 1.75rem;
  bottom: 1.6rem;
  z-index: 2;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.heavyduty-stage-caption strong {
  color: #ffffff;
  font-size: 0.9rem;
}

.heavyduty-stage-caption span {
  color: #94a3b8;
  font-size: 0.72rem;
}

.heavyduty-metrics-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  padding: 1.5rem 0;
  border-top: 1px solid rgba(0,0,0,0.45);
  border-bottom: 0;
  margin: 2rem 0;
}

.heavyduty-stat-item {
  display: grid;
  grid-template-columns: minmax(150px, 0.7fr) 1fr;
  align-items: baseline;
  gap: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid rgba(0,0,0,0.25);
}

.heavyduty-stat-val {
  font-size: 1.4rem;
  font-weight: 800;
  color: #000000;
}

.heavyduty-stat-lbl {
  font-size: 0.75rem;
  font-weight: 700;
  opacity: 0.8;
}

/* --------------------------------------------------------------------------
   SECCIÓN 7: EVENTOS (FONDO BLANCO PURO)
   Editorial sin tarjetas con sombras. 1 principal ancho + 2 secundarios.
   -------------------------------------------------------------------------- */
.events-section-white {
  padding: clamp(5rem, 8vw, 7.5rem) 0;
  background-color: var(--color-white);
  color: var(--text-dark);
}

.events-editorial-trio {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(300px, 0.85fr);
  gap: clamp(2rem, 4vw, 4.5rem);
  margin-bottom: 4rem;
}

.event-main-story {
  display: flex;
  flex-direction: column;
  gap: 1.35rem;
}

.events-duo-stack {
  display: flex;
  flex-direction: column;
  gap: 2.75rem;
}

.event-secondary-story {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.event-image-frame {
  aspect-ratio: 16 / 10;
  border-radius: 1.6rem 0.35rem 1.6rem 0.35rem;
}

.event-main-story .event-image-frame {
  aspect-ratio: 4 / 3;
  border-radius: 2.4rem 0.5rem 2.4rem 0.5rem;
}

.event-editorial-image {
  transition: transform 700ms cubic-bezier(.2,.7,.2,1);
}

.event-image-frame:hover .event-editorial-image {
  transform: scale(1.025);
}

.event-story-copy {
  padding-right: clamp(0rem, 2vw, 2rem);
}

.event-story-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8rem;
  color: var(--text-dark-muted);
}

.event-story-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-dark);
  line-height: 1.3;
}

.event-story-p {
  font-size: 0.9rem;
  color: var(--text-dark-muted);
  line-height: 1.55;
}

.events-social-dock {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border-light);
}

.events-social-dock > div:first-child {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.events-social-kicker {
  color: var(--text-dark-muted);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.events-social-links {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.event-social-link {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  min-height: 46px;
  padding: 0.7rem 1rem;
  border: 1px solid var(--border-light);
  border-radius: 999px;
  color: var(--text-dark);
  font-size: 0.86rem;
  font-weight: 700;
  transition: background-color var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
}

.event-social-link:hover,
.event-social-link:focus-visible {
  background: var(--color-yellow);
  border-color: var(--color-yellow);
  transform: translateY(-2px);
}

/* --------------------------------------------------------------------------
   SECCIÓN 8: CONTACTO (FONDO NEGRO GRAFITO)
   Texto blanco, líneas amarillas, sin botones verdes gigantes.
   -------------------------------------------------------------------------- */
.contact-section-graphite {
  padding: clamp(5rem, 8vw, 7.5rem) 0;
  background:
    radial-gradient(circle at 82% 8%, rgba(255,255,255,0.28), transparent 30%),
    var(--color-yellow);
  color: #090b0e;
  border-top: 0;
}

.contact-hero-row {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(340px, 0.65fr);
  align-items: end;
  gap: clamp(3rem, 7vw, 7rem);
  padding-bottom: clamp(3rem, 6vw, 5rem);
}

.contact-section-tag {
  color: #090b0e;
  opacity: 0.68;
}

.contact-hero-row .section-title {
  max-width: 820px;
  margin: 0;
  font-size: clamp(2.5rem, 5vw, 4.8rem);
  line-height: 0.98;
  color: #090b0e;
}

.contact-hero-action {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 2rem;
  background: rgba(255,255,255,0.94);
  border-radius: 1.5rem 0.35rem 1.5rem 0.35rem;
}

.contact-hero-action p {
  margin-bottom: 1rem;
  color: rgba(0,0,0,0.72);
  font-size: 1rem;
  line-height: 1.65;
}

.contact-primary-number {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  color: #090b0e;
  font-size: clamp(1.35rem, 2.3vw, 2.1rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  white-space: nowrap;
  border-bottom: 0;
}

.contact-primary-number:hover,
.contact-primary-number:focus-visible {
  color: #090b0e;
}

.contact-whatsapp-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.75rem;
  height: 2.75rem;
  flex: 0 0 2.75rem;
  border-radius: 50%;
  background: #090b0e;
  color: var(--color-yellow);
}

.contact-directory-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  overflow: hidden;
  background: #ffffff;
  border: 0;
  border-radius: 2rem 0.45rem 0 0;
}

.contact-directory-item {
  position: relative;
  min-height: 330px;
  padding: 2.25rem clamp(1.5rem, 3vw, 2.75rem) 2.5rem;
  border-right: 1px solid rgba(0,0,0,0.24);
}

.contact-directory-item:first-child { padding-left: clamp(1.5rem, 3vw, 2.75rem); }
.contact-directory-item:last-child { border-right: 0; padding-right: clamp(1.5rem, 3vw, 2.75rem); }

.contact-directory-index {
  position: absolute;
  top: 2rem;
  right: 1.5rem;
  color: rgba(0,0,0,0.28);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.contact-directory-item h3 {
  margin: 3.75rem 0 0.8rem;
  color: #090b0e;
  font-size: clamp(1.35rem, 2.2vw, 2rem);
  line-height: 1.08;
}

.contact-directory-item p {
  margin-bottom: 1.4rem;
  color: rgba(0,0,0,0.7);
  font-size: 0.9rem;
  line-height: 1.6;
}

.contact-inline-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: #090b0e;
  font-size: 0.85rem;
  font-weight: 700;
}

.contact-inline-link:hover,
.contact-inline-link:focus-visible { color: rgba(0,0,0,0.66); }

.contact-trust-footer {
  display: grid;
  grid-template-columns: 0.75fr 1.4fr auto;
  align-items: center;
  gap: 2rem;
  padding: 1.75rem clamp(1.5rem, 3vw, 2.75rem) 2rem;
  background: #ffffff;
  border-top: 1px solid rgba(0,0,0,0.14);
  border-radius: 0 0 2rem 0.45rem;
}

.contact-trust-footer > div {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.contact-trust-footer strong { color: #090b0e; }

.contact-trust-footer p,
.contact-trust-footer > span {
  color: rgba(0,0,0,0.65);
  font-size: 0.82rem;
  line-height: 1.5;
}

.contact-layout-split {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: clamp(2rem, 5vw, 4.5rem);
}

.contact-entries-stack {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.contact-entry-block {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.contact-dim-label {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: #090b0e;
}

.contact-highlight-value {
  font-size: 1.15rem;
  font-weight: 600;
  color: #ffffff;
}

.advisors-clean-cluster {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.advisor-clean-pill {
  padding: 0.45rem 0;
  background: transparent;
  border: 0;
  border-bottom: 1px solid rgba(0,0,0,0.3);
  border-radius: 0;
  font-size: 0.85rem;
  font-weight: 600;
  color: #090b0e;
  transition: all var(--transition-fast);
}

.advisor-clean-pill:hover {
  background: transparent;
  border-color: #090b0e;
  color: rgba(0,0,0,0.65);
}

.social-links-row-white {
  display: flex;
  gap: 0.85rem 1.25rem;
  align-items: flex-start;
  flex-direction: column;
}

.social-link-white {
  font-size: 0.9rem;
  font-weight: 600;
  color: #090b0e;
  border-bottom: 1.5px solid transparent;
}

.social-link-white:hover {
  border-bottom-color: #090b0e;
  color: rgba(0,0,0,0.65);
}

/* --------------------------------------------------------------------------
   SECCIÓN 9: FOOTER (FONDO NEGRO PROFUNDO)
   -------------------------------------------------------------------------- */
.site-footer-deep {
  background-color: var(--color-black);
  color: var(--text-light-muted);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding: 4rem 0 2.5rem;
}

.footer-columns-four {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 2.5rem;
  margin-bottom: 3.5rem;
}

.footer-logo-img {
  height: 40px;
  width: auto;
  max-width: 145px;
  object-fit: contain;
  display: block;
}

.footer-col-title {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-light);
  margin-bottom: 1.25rem;
}

.footer-links-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  font-size: 0.875rem;
}

.footer-link-item {
  color: var(--text-light-muted);
  transition: color var(--transition-fast);
}

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

.footer-bottom-copy {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding-top: 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.8rem;
}

/* --------------------------------------------------------------------------
   PANEL LATERAL DE DETALLES DEL PRODUCTO (DRAWER EDITORIAL)
   -------------------------------------------------------------------------- */
.product-drawer-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 2000;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

.product-drawer-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

.product-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  max-width: 620px;
  background: var(--color-white);
  color: var(--text-dark);
  z-index: 2001;
  box-shadow: -8px 0 32px rgba(0, 0, 0, 0.16);
  transform: translateX(100%);
  transition: transform var(--transition-normal);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
}

.product-drawer-overlay.open .product-drawer {
  transform: translateX(0);
}

.drawer-header {
  padding: 1.5rem 2rem;
  border-bottom: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  background: var(--color-white);
  z-index: 10;
}

.drawer-close-btn {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-dark);
  transition: all var(--transition-fast);
}

.drawer-close-btn:hover {
  background: var(--bg-metallic);
}

.drawer-body {
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.drawer-hero-img-wrap {
  background: var(--bg-ice);
  border-radius: var(--radius-md);
  padding: 2rem;
  display: flex;
  justify-content: center;
  align-items: center;
}

.drawer-hero-img {
  max-height: 280px;
  width: auto;
  object-fit: contain;
}

.drawer-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.drawer-table td {
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border-light);
}

.drawer-table td:first-child {
  color: var(--text-dark-muted);
  width: 42%;
  font-weight: 500;
}

.drawer-table td:last-child {
  color: var(--text-dark);
  font-weight: 600;
}

.drawer-benefits-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.drawer-benefits-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  font-size: 0.9rem;
  color: var(--text-dark);
}

.drawer-benefits-list li svg {
  color: #b38600;
  flex-shrink: 0;
  margin-top: 2px;
}

/* --------------------------------------------------------------------------
   ÚNICO BOTÓN FLOTANTE DE WHATSAPP
   Discreto. Aparece tras scroll > 400px. No obstruye controles del hero.
   -------------------------------------------------------------------------- */
.floating-whatsapp-btn {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 1500;
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  height: 50px;
  padding: 0 15px;
  background-color: #25d366;
  color: #ffffff;
  border-radius: var(--radius-full);
  box-shadow: 0 6px 18px rgba(37, 211, 102, 0.35);
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: opacity var(--transition-normal),
              transform var(--transition-normal),
              background-color var(--transition-fast),
              max-width var(--transition-normal);
  text-decoration: none;
  overflow: hidden;
  max-width: 50px;
}

.floating-whatsapp-btn.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.floating-whatsapp-btn:hover,
.floating-whatsapp-btn:focus-visible {
  max-width: 230px;
  background-color: #20bd5a;
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.45);
}

.floating-wa-icon {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
}

.floating-wa-label {
  font-size: 0.85rem;
  font-weight: 700;
  white-space: nowrap;
  opacity: 0;
  transform: translateX(8px);
  transition: opacity var(--transition-fast), transform var(--transition-fast);
}

.floating-whatsapp-btn:hover .floating-wa-label,
.floating-whatsapp-btn:focus-visible .floating-wa-label {
  opacity: 1;
  transform: translateX(0);
}

/* --------------------------------------------------------------------------
   RESPONSIVE DESIGN (DESKTOP DOWN TO 860px / MOBILE < 860px)
   -------------------------------------------------------------------------- */
@media (min-width: 861px) and (max-width: 1100px) {
  .hero-slide-container {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }

  .hero-product-hero-img {
    max-height: 52vh;
  }
}

@media (min-width: 861px) and (max-aspect-ratio: 4 / 3) {
  .hero-slide-bg {
    background-position: 78% center;
  }
}

@media (max-width: 860px) {
  :root {
    --header-height: 64px;
  }

  .brand-logo-img {
    height: 32px;
  }

  .desktop-nav {
    display: none;
  }

  .mobile-menu-btn {
    display: block;
  }

  /* Hero móvil: altura de pantalla completa garantizada (100svh / 100dvh) */
  .rotating-hero-section {
    position: relative;
    width: 100%;
    height: 100svh;
    height: 100dvh;
    min-height: 100svh;
    min-height: 100dvh;
    max-height: none;
    overflow: hidden;
  }

  .hero-slider-track {
    position: relative;
    width: 100%;
    height: 100%;
  }

  .hero-slide {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
  }

  .hero-slide-container {
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    height: 100%;
    grid-template-columns: 1fr;
    padding-top: calc(var(--header-height) + 1.25rem);
    padding-bottom: 5.5rem;
    gap: 1rem;
  }

  .hero-slide-integrated .hero-slide-container {
    grid-template-rows: none;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: stretch;
  }

  .hero-slide-integrated .hero-slide-info-box {
    order: 1;
    padding-top: 0.5rem;
  }

  .hero-slide-integrated .hero-slide-product-stage {
    order: 2;
    display: none;
  }

  .hero-theme-dark .hero-slide-bg {
    background-image: linear-gradient(180deg, rgba(7, 9, 12, 0.88) 0%, rgba(7, 9, 12, 0.62) 30%, rgba(7, 9, 12, 0.1) 52%, transparent 66%), var(--hero-mobile-backdrop);
  }

  .hero-theme-light .hero-slide-bg {
    background-image: linear-gradient(180deg, rgba(248, 250, 252, 0.92) 0%, rgba(248, 250, 252, 0.66) 30%, rgba(248, 250, 252, 0.12) 52%, transparent 66%), var(--hero-mobile-backdrop);
  }

  .hero-theme-yellow .hero-slide-bg {
    background-image: linear-gradient(180deg, rgba(255, 199, 0, 0.92) 0%, rgba(255, 199, 0, 0.66) 30%, rgba(255, 199, 0, 0.1) 52%, transparent 66%), var(--hero-mobile-backdrop);
  }

  .hero-theme-dark-blue .hero-slide-bg {
    background-image: linear-gradient(180deg, rgba(6, 10, 17, 0.9) 0%, rgba(6, 13, 25, 0.64) 30%, rgba(6, 13, 25, 0.1) 52%, transparent 66%), var(--hero-mobile-backdrop);
  }

  .hero-slide-product-stage {
    order: 2;
    height: 32vh;
    min-height: 200px;
    margin-top: 0.5rem;
  }

  .hero-product-hero-img {
    max-height: 30vh;
  }

  .hero-slide-info-box {
    order: 1;
    max-width: 100%;
  }

  .hero-slide-title {
    font-size: clamp(1.85rem, 6.5vw, 2.5rem);
    margin-bottom: 0.6rem;
  }

  .hero-slide-tagline {
    font-size: 0.9rem;
    line-height: 1.45;
    margin-bottom: 1rem;
  }

  .hero-slide-specs-row {
    margin-bottom: 1.25rem;
    gap: 0.5rem;
  }

  .hero-slide-actions {
    gap: 0.85rem;
  }

  .hero-persistent-controls {
    bottom: 1.25rem;
    z-index: 10;
  }

  .hero-nav-arrow-btn {
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
  }

  .hero-disclaimer-left {
    display: none;
  }

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

  .solver-sequence-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .solver-sequence-grid::before { display: none; }

  .solver-result-integrated {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 1.5rem;
    border-radius: 1.5rem 0.35rem 1.5rem 0.35rem;
  }

  .solver-result-integrated > div:first-child { min-height: 200px; }

  .solver-result-bottle-img { max-height: 200px; }

  .app-strip-layout,
  .app-strip-layout.reverse {
    grid-template-columns: 1fr;
  }

  .app-strip-layout.reverse .app-placeholder-col,
  .app-strip-layout.reverse .app-text-col {
    order: unset;
  }

  .app-media-composition,
  .app-strip-layout.reverse .app-media-composition {
    grid-template-columns: 1fr;
    min-height: 0;
    border-radius: 1.5rem 0.35rem 1.5rem 0.35rem;
  }

  .app-strip-layout.reverse .app-editorial-media {
    order: 0;
  }

  .app-editorial-media {
    min-height: 0;
    aspect-ratio: 16 / 9;
  }

  .app-product-plinth {
    min-height: 280px;
    padding: 1.5rem 1rem;
  }

  .app-floating-packshot {
    height: 215px;
  }

  .tech-editorial-manifest {
    min-height: 430px;
  }

  .tech-schematic-layout {
    grid-template-columns: 1fr;
  }

  .heavyduty-spread-two-col {
    grid-template-columns: 1fr;
  }

  .heavyduty-stage-col {
    min-height: 500px;
    margin-top: 1rem;
  }

  .heavyduty-drum-img { max-width: 82%; }

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

  .events-social-dock {
    align-items: flex-start;
    flex-direction: column;
  }

  .events-social-links {
    width: 100%;
  }

  .event-social-link {
    flex: 1;
    justify-content: center;
  }

  .contact-layout-split,
  .contact-hero-row {
    grid-template-columns: 1fr;
  }

  .contact-hero-row { align-items: start; }

  .contact-directory-grid {
    grid-template-columns: 1fr;
  }

  .contact-directory-item,
  .contact-directory-item:first-child,
  .contact-directory-item:last-child {
    min-height: 0;
    padding: 2rem 1.5rem;
    border-right: 0;
    border-bottom: 1px solid rgba(0,0,0,0.24);
  }

  .contact-directory-item:last-child { border-bottom: 0; }

  .contact-trust-footer {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .footer-columns-four {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .thermal-grid-four {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
  }

  .floating-whatsapp-btn {
    bottom: 1rem;
    right: 1rem;
    width: 46px;
    height: 46px;
    padding: 0;
    justify-content: center;
  }

  .floating-whatsapp-btn:hover,
  .floating-whatsapp-btn:focus-visible {
    max-width: 46px;
  }

  .floating-wa-label {
    display: none;
  }
}

/* --------------------------------------------------------------------------
   PREFERS-REDUCED-MOTION
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .hero-slide {
    transition: none !important;
  }
}