/* ==========================================================================
   A369TIP · NUEVA DIRECCIÓN VISUAL V2 (PREVENTA & HERO DEL EBOOK)
   Inspiración: SONIC (Profundidad, producto suspendido 3D, iluminación, sombras)
                Supratmos (Jerarquía tipográfica, claridad de bloques, símbolo de marca)
   ========================================================================== */

:root {
  --a369-v2-cyan: #00B4CB;
  --a369-v2-cyan-glow: rgba(0, 180, 203, 0.45);
  --a369-v2-cyan-dim: rgba(0, 180, 203, 0.15);
  --a369-v2-gold: #D4AF37;
  --a369-v2-gold-glow: rgba(212, 175, 55, 0.35);
  --a369-v2-navy: #0B1F38;
  --a369-v2-dark: #030D17;
  --a369-v2-ivory: #F5F7FA;
  --a369-v2-muted: #8BA4B8;
  --a369-v2-card-bg: rgba(7, 22, 37, 0.82);
  --a369-v2-border: rgba(0, 180, 203, 0.25);
  
  --book-w: 260px;
  --book-h: 428.37px;
  --book-t: 22px;
}

@media (max-width: 600px) {
  :root {
    --book-w: 196px;
    --book-h: 323.06px;
    --book-t: 18px;
  }
}

@media (max-width: 380px) {
  :root {
    --book-w: 170px;
    --book-h: 280.24px;
    --book-t: 16px;
  }
}

/* --------------------------------------------------------------------------
   1. ENCABEZADO MEJORADO: LOGO OFICIAL PROTAGONISTA Y LEGIBLE
   -------------------------------------------------------------------------- */
header {
  background: rgba(3, 13, 23, 0.88) !important;
  backdrop-filter: blur(18px) !important;
  -webkit-backdrop-filter: blur(18px) !important;
  border-bottom: 1px solid rgba(0, 180, 203, 0.22) !important;
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.55) !important;
  transition: all 0.3s ease;
}

.brand-link {
  display: inline-flex;
  align-items: center;
  gap: 16px;
  text-decoration: none;
  position: relative;
}

.header-logo {
  height: 58px !important;
  max-height: 60px !important;
  width: auto !important;
  object-fit: contain !important;
  filter: drop-shadow(0 0 18px rgba(0, 180, 203, 0.55)) drop-shadow(0 2px 8px rgba(0, 0, 0, 0.75)) !important;
  transition: transform 0.3s cubic-bezier(0.2, 0.8, 0.2, 1), filter 0.3s ease !important;
}

.brand-link:hover .header-logo {
  transform: scale(1.06) translateY(-1px) !important;
  filter: drop-shadow(0 0 26px rgba(0, 180, 203, 0.75)) drop-shadow(0 4px 14px rgba(0, 0, 0, 0.85)) !important;
}

.word {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif !important;
  font-size: 26px !important;
  font-weight: 800 !important;
  letter-spacing: 0.05em !important;
  color: var(--a369-v2-ivory) !important;
}

.word span {
  color: var(--a369-v2-gold) !important;
  text-shadow: 0 0 12px rgba(212, 175, 55, 0.4);
}

.word small {
  display: block !important;
  font-size: 9.5px !important;
  letter-spacing: 0.14em !important;
  color: var(--a369-v2-cyan) !important;
  font-weight: 600 !important;
  margin-top: 1px;
  text-transform: uppercase;
  opacity: 0.95;
}

@media (max-width: 640px) {
  .header-logo {
    height: 44px !important;
  }
  .word {
    font-size: 20px !important;
  }
  .word small {
    display: none !important;
  }
}

/* --------------------------------------------------------------------------
   2. SELECTOR DE VERSIÓN (V2 NUEVA DIRECCIÓN vs V1 ORIGINAL)
   -------------------------------------------------------------------------- */
.a369-version-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(11, 31, 56, 0.5);
  border: 1px solid rgba(0, 180, 203, 0.2);
  border-radius: 30px;
  padding: 6px 14px;
  margin-bottom: 32px;
  font-size: 12.5px;
  color: var(--a369-v2-muted);
  flex-wrap: wrap;
  gap: 12px;
}

.a369-version-toggle {
  display: inline-flex;
  background: rgba(3, 13, 23, 0.8);
  border-radius: 20px;
  padding: 3px;
  border: 1px solid rgba(0, 180, 203, 0.25);
}

.a369-version-btn {
  border: none;
  background: transparent;
  color: var(--a369-v2-muted);
  padding: 6px 14px;
  font-size: 12px;
  font-weight: 600;
  border-radius: 16px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.a369-version-btn.active {
  background: var(--a369-v2-cyan);
  color: #030D17;
  box-shadow: 0 2px 10px rgba(0, 180, 203, 0.5);
}

.a369-version-btn:hover:not(.active) {
  color: var(--a369-v2-ivory);
}

/* --------------------------------------------------------------------------
   3. HERO DE PREVENTA V2 — PRIMERA PANTALLA
   -------------------------------------------------------------------------- */
.a369-hero-v2 {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 48px;
  align-items: center;
  min-height: 640px;
  position: relative;
  padding: 10px 0 40px;
}

/* Columna Izquierda: Información, Jerarquía y Oferta */
.a369-hero-v2__content {
  display: flex;
  flex-direction: column;
  gap: 20px;
  z-index: 2;
}

@media (max-width: 900px) {
  .a369-hero-v2 {
    display: flex !important;
    flex-direction: column !important;
    gap: 20px !important;
    min-height: auto !important;
    padding: 10px 0 30px !important;
  }
  .a369-hero-v2__content {
    display: contents !important;
  }
  .a369-kicker-pill {
    order: 1 !important;
  }
  .a369-hero-title {
    order: 2 !important;
  }
  .a369-scene-stage {
    order: 3 !important;
    min-height: 380px !important;
    margin: 4px 0 10px !important;
  }
  .a369-hero-lead {
    order: 4 !important;
  }
  .a369-feature-chips {
    order: 5 !important;
  }
  .a369-offer-card {
    order: 6 !important;
  }
}

.a369-kicker-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(0, 180, 203, 0.1);
  border: 1px solid rgba(0, 180, 203, 0.35);
  border-radius: 20px;
  padding: 6px 14px;
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--a369-v2-cyan);
  text-transform: uppercase;
  width: fit-content;
}

.a369-kicker-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--a369-v2-cyan);
  box-shadow: 0 0 8px var(--a369-v2-cyan);
}

.a369-hero-title {
  font-family: Georgia, 'Times New Roman', serif;
  font-size: clamp(38px, 4.8vw, 68px);
  line-height: 1.08;
  font-weight: 400;
  letter-spacing: -0.035em;
  color: var(--a369-v2-ivory);
  margin: 0;
}

.a369-hero-title em {
  font-style: italic;
  font-weight: 400;
  color: var(--a369-v2-gold);
  text-shadow: 0 0 25px rgba(212, 175, 55, 0.35);
}

.a369-hero-lead {
  font-size: 18px;
  line-height: 1.65;
  color: #C3D1DC;
  margin: 0;
  max-width: 580px;
}

/* Micro-Badges de Características */
.a369-feature-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 4px 0 8px;
}

.a369-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(11, 31, 56, 0.6);
  border: 1px solid rgba(0, 180, 203, 0.2);
  border-radius: 6px;
  padding: 7px 12px;
  font-size: 12.5px;
  color: var(--a369-v2-ivory);
}

.a369-chip svg {
  color: var(--a369-v2-cyan);
  flex-shrink: 0;
}

/* Tarjeta de Preventa y Precio */
.a369-offer-card {
  background: linear-gradient(135deg, rgba(11, 31, 56, 0.85) 0%, rgba(3, 13, 23, 0.95) 100%);
  border: 1px solid rgba(0, 180, 203, 0.35);
  border-top: 2px solid var(--a369-v2-gold);
  border-radius: 12px;
  padding: 24px 28px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(12px);
  position: relative;
  overflow: hidden;
  max-width: 540px;
}

.a369-offer-card__glow {
  position: absolute;
  top: 0;
  right: 0;
  width: 120px;
  height: 120px;
  background: radial-gradient(circle at top right, rgba(212, 175, 55, 0.16) 0%, transparent 70%);
  pointer-events: none;
}

.a369-offer-card__header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 12px;
}

.a369-offer-price-wrap {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.a369-offer-price {
  font-size: 38px;
  font-weight: 800;
  color: var(--a369-v2-gold);
  line-height: 1;
  white-space: nowrap;
  text-shadow: 0 2px 14px rgba(212, 175, 55, 0.3);
}

.a369-offer-official {
  font-size: 13px;
  color: var(--a369-v2-cyan);
  font-weight: 500;
  white-space: nowrap;
  text-decoration: none;
}

.a369-offer-notes {
  font-size: 12.5px;
  color: var(--a369-v2-muted);
  line-height: 1.5;
  margin: 0 0 18px;
}

.a369-offer-cta {
  margin-top: 4px;
}

.a369-offer-fine {
  font-size: 11.5px;
  color: #728FA5;
  margin: 10px 0 0;
  line-height: 1.4;
}

/* --------------------------------------------------------------------------
   4. ESCENA 3D DEL EBOOK SUSPENDIDO (SONIC INSPIRATION)
   -------------------------------------------------------------------------- */
.a369-scene-stage {
  position: relative;
  width: 100%;
  max-width: 100%;
  min-height: 560px;
  display: flex;
  align-items: center;
  justify-content: center;
  perspective: 1400px;
  user-select: none;
  overflow: hidden;
}

@media (max-width: 600px) {
  .a369-scene-stage {
    min-height: 400px;
  }
  .a369-orbital-rings,
  .a369-particles-canvas {
    max-width: 300px !important;
    height: 340px !important;
  }
  .a369-glow-core {
    width: 260px !important;
    height: 260px !important;
  }
  .a369-glow-flare {
    width: 160px !important;
    height: 160px !important;
    transform: translate(20px, -20px) !important;
  }
}

/* Iluminación de Fondo & Aros */
.a369-scene-lighting {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}

.a369-glow-core {
  position: absolute;
  width: 380px;
  height: 380px;
  background: radial-gradient(circle, rgba(0, 180, 203, 0.22) 0%, rgba(11, 31, 56, 0.35) 45%, transparent 70%);
  filter: blur(45px);
  border-radius: 50%;
}

.a369-glow-flare {
  position: absolute;
  width: 220px;
  height: 220px;
  background: radial-gradient(circle, rgba(212, 175, 55, 0.12) 0%, transparent 65%);
  filter: blur(30px);
  border-radius: 50%;
  transform: translate(40px, -40px);
}

/* Aros Luminosos Orbitando */
.a369-orbital-rings {
  position: absolute;
  width: 100%;
  max-width: 540px;
  height: 540px;
  pointer-events: none;
  opacity: 0.85;
}

.a369-ring {
  fill: none;
  vector-effect: non-scaling-stroke;
}

.a369-ring-1 {
  stroke: url(#cyan-gold-grad);
  stroke-width: 1.5;
  stroke-dasharray: 6 14;
  transform-origin: 300px 300px;
  animation: a369-spin 45s linear infinite;
}

.a369-ring-2 {
  stroke: rgba(0, 180, 203, 0.3);
  stroke-width: 1;
  transform-origin: 300px 300px;
  transform: rotate(-35deg);
  animation: a369-spin-reverse 60s linear infinite;
}

.a369-ring-3 {
  stroke: rgba(212, 175, 55, 0.25);
  stroke-width: 1.2;
  stroke-dasharray: 4 20;
  transform-origin: 300px 300px;
  transform: rotate(25deg);
  animation: a369-spin 35s linear infinite;
}

@keyframes a369-spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@keyframes a369-spin-reverse {
  from { transform: rotate(360deg); }
  to { transform: rotate(0deg); }
}

/* Canvas de Partículas Discretas */
.a369-particles-canvas {
  position: absolute;
  width: 100%;
  max-width: 540px;
  height: 540px;
  pointer-events: none;
  z-index: 1;
}

/* Contenedor del Libro 3D */
.a369-book-viewport {
  position: relative;
  z-index: 2;
  perspective: 1400px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.a369-book-assembly {
  position: relative;
  width: var(--book-w);
  height: var(--book-h);
  transform-style: preserve-3d;
  transform-origin: center center calc(-1 * var(--book-t) / 2);
  transform: translateY(0px) rotateY(-18deg) rotateX(8deg) rotateZ(-2deg);
  transition: transform 0.15s cubic-bezier(0.2, 0.8, 0.2, 1);
  will-change: transform;
}

/* Animación de Levitación Continua */
.a369-book-assembly.floating {
  animation: a369-book-levitate 6s ease-in-out infinite;
}

@keyframes a369-book-levitate {
  0%, 100% {
    transform: translateY(0px) rotateY(-18deg) rotateX(8deg) rotateZ(-2deg);
  }
  50% {
    transform: translateY(-16px) rotateY(-14deg) rotateX(5deg) rotateZ(-1deg);
  }
}

/* Caras del Libro 3D */
.a369-book-face {
  position: absolute;
  box-sizing: border-box;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
}

/* 1. Portada Frontal (Sin overlays, en Z = 0, proporción exacta 664/1094) */
.a369-book-front {
  width: var(--book-w);
  height: var(--book-h);
  aspect-ratio: 664 / 1094;
  left: 0;
  top: 0;
  transform: translateZ(0px);
  border-radius: 2px 4px 4px 2px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.55);
  background: #0B1F38;
  z-index: 2;
}

.a369-book-cover-img {
  width: 100%;
  height: 100%;
  aspect-ratio: 664 / 1094;
  object-fit: contain;
  display: block;
}

/* 2. Lomo Visible (Spine) */
.a369-book-spine {
  width: var(--book-t);
  height: var(--book-h);
  left: 0;
  top: 0;
  transform-origin: 0 0;
  transform: rotateY(90deg);
  background: linear-gradient(90deg, #030D17 0%, #0B1F38 35%, #00B4CB 70%, #030D17 100%);
  box-shadow: inset 0 0 10px rgba(0, 0, 0, 0.85);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  z-index: 1;
}

.a369-spine-content {
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 90%;
  font-family: 'Segoe UI', system-ui, sans-serif;
  color: var(--a369-v2-ivory);
  letter-spacing: 0.1em;
}

.a369-spine-logo {
  font-weight: 800;
  font-size: 13px;
  color: var(--a369-v2-cyan);
}

.a369-spine-title {
  font-size: 9px;
  font-weight: 600;
  color: var(--a369-v2-gold);
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.a369-spine-edition {
  font-size: 8px;
  color: var(--a369-v2-muted);
}

/* 3. Corte de Páginas Derecho (Más fino, marfil sombreado, coherente con iluminación) */
.a369-book-pages-right {
  width: calc(var(--book-t) - 4px);
  height: calc(var(--book-h) - 4px);
  left: calc(var(--book-w) - 2px);
  top: 2px;
  transform-origin: 0 0;
  transform: translateZ(-2px) rotateY(90deg);
  background:
    linear-gradient(to right, rgba(3, 13, 23, 0.7) 0%, rgba(11, 31, 56, 0.3) 35%, rgba(245, 247, 250, 0.05) 100%),
    repeating-linear-gradient(to bottom, #cfc5b2 0px, #e4dcce 1px, #beb4a0 2px, #d8cebc 3px);
  box-shadow: inset 3px 0 8px rgba(0, 0, 0, 0.8), inset -1px 0 2px rgba(0, 0, 0, 0.4);
  z-index: 1;
}

/* 4. Corte de Páginas Superior (Marfil sombreado con luz cenital) */
.a369-book-pages-top {
  width: calc(var(--book-w) - 2px);
  height: calc(var(--book-t) - 4px);
  left: 0;
  top: 0;
  transform-origin: 0 0;
  transform: translate3d(0, 2px, -2px) rotateX(90deg);
  background:
    linear-gradient(to bottom, rgba(3, 13, 23, 0.5) 0%, rgba(11, 31, 56, 0.15) 50%, rgba(245, 247, 250, 0.1) 100%),
    repeating-linear-gradient(to right, #cfc5b2 0px, #e4dcce 1px, #beb4a0 2px, #d8cebc 3px);
  box-shadow: inset 0 2px 6px rgba(0, 0, 0, 0.6);
  z-index: 1;
}

/* 5. Corte de Páginas Inferior (Sombreado en penumbra inferior durante inclinación) */
.a369-book-pages-bottom {
  width: calc(var(--book-w) - 2px);
  height: calc(var(--book-t) - 4px);
  left: 0;
  top: 0;
  transform-origin: 0 0;
  transform: translate3d(0, calc(var(--book-h) - 2px), -2px) rotateX(90deg);
  background:
    linear-gradient(to top, rgba(3, 13, 23, 0.85) 0%, rgba(11, 31, 56, 0.5) 60%, rgba(245, 247, 250, 0.05) 100%),
    repeating-linear-gradient(to right, #b5aa96 0px, #cfc5b2 1px, #9e937f 2px, #c4baab 3px);
  box-shadow: inset 0 -3px 8px rgba(0, 0, 0, 0.8);
  z-index: 1;
}

/* 6. Contraportada (Back Cover) */
.a369-book-back {
  width: var(--book-w);
  height: var(--book-h);
  left: 0;
  top: 0;
  transform: translateZ(calc(-1 * var(--book-t))) rotateY(180deg);
  background: linear-gradient(135deg, #030D17 0%, #0B1F38 100%);
  border-radius: 4px 2px 2px 4px;
  border: 1px solid rgba(0, 180, 203, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 30px;
  text-align: center;
  z-index: 1;
}

.a369-back-brand img {
  filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.6));
  margin-bottom: 12px;
}

.a369-back-brand p {
  font-size: 10px;
  color: var(--a369-v2-muted);
  letter-spacing: 0.12em;
  margin: 0;
}

/* Sombra Proyectada en el Suelo */
.a369-book-shadow {
  width: calc(var(--book-w) * 0.95);
  height: 38px;
  border-radius: 50%;
  background: radial-gradient(ellipse, rgba(0, 0, 0, 0.85) 0%, rgba(0, 180, 203, 0.18) 38%, transparent 72%);
  filter: blur(12px);
  margin-top: 36px;
  transition: transform 0.15s ease-out, opacity 0.15s ease-out;
  animation: a369-shadow-pulse 6s ease-in-out infinite;
}

@keyframes a369-shadow-pulse {
  0%, 100% {
    transform: translateY(0px) scale(1);
    opacity: 0.85;
  }
  50% {
    transform: translateY(8px) scale(0.85);
    opacity: 0.55;
  }
}

/* --------------------------------------------------------------------------
   5. MODO MOVIMIENTO REDUCIDO (ACCESIBILIDAD)
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  .a369-book-assembly.floating {
    animation: none !important;
    transform: translateY(0) rotateY(-18deg) rotateX(8deg) rotateZ(-2deg) !important;
  }
  .a369-book-shadow {
    animation: none !important;
    transform: none !important;
    opacity: 0.8 !important;
  }
  .a369-ring-1, .a369-ring-2, .a369-ring-3 {
    animation: none !important;
  }
  .a369-particles-canvas {
    display: none !important;
  }
}

/* ==========================================================================
   6. INTEGRAL LANDING PAGE: SECCIONES COMPLETAS (A, B, C, D, E, F)
   Atmósfera: Estadio nocturno, focos volumétricos, capas de luz y sombras,
   superficies oscuras translúcidas, iconografía cian y oro.
   ========================================================================== */

/* --- Contenedor Principal y Atmósfera de Estadio --- */
.a369-landing-integral {
  position: relative;
  width: 100%;
  overflow-x: hidden;
}

/* Fondo de Estadio Nocturno con Focos y Capas de Luz */
.a369-stadium-backdrop {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100vw;
  max-width: 1920px;
  height: 1200px;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(ellipse 80% 60% at 50% 18%, rgba(0, 180, 203, 0.18) 0%, rgba(8, 31, 59, 0.65) 45%, #071625 90%),
    linear-gradient(to bottom, rgba(3, 13, 23, 0.6) 0%, rgba(7, 22, 37, 0.85) 60%, #071625 100%),
    url('/assets/stadium_night_backdrop.jpg') no-repeat center top / cover;
  opacity: 0.85;
}

/* Focos Volumétricos (Spotlights) */
.a369-spotlight-beam {
  position: absolute;
  pointer-events: none;
  border-radius: 50%;
  filter: blur(40px);
  z-index: 1;
}

.a369-spotlight-left {
  top: 60px;
  left: -5%;
  width: 550px;
  height: 700px;
  background: radial-gradient(ellipse at 20% 20%, rgba(0, 180, 203, 0.28) 0%, rgba(0, 180, 203, 0.05) 55%, transparent 75%);
  transform: rotate(-25deg);
}

.a369-spotlight-right {
  top: 120px;
  right: -5%;
  width: 600px;
  height: 750px;
  background: radial-gradient(ellipse at 80% 20%, rgba(212, 175, 55, 0.22) 0%, rgba(212, 175, 55, 0.04) 50%, transparent 75%);
  transform: rotate(25deg);
}

/* Capa de Conexión entre Secciones */
.a369-section-connector {
  position: relative;
  width: 100%;
  height: 80px;
  background: linear-gradient(to bottom, transparent, rgba(0, 180, 203, 0.04) 50%, transparent);
  pointer-events: none;
}

/* --- Barra de Navegación por Anclas (Landing) --- */
.a369-subnav-anchors {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
  padding: 12px 18px;
  background: rgba(7, 22, 37, 0.75);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(0, 180, 203, 0.2);
  border-radius: 40px;
  margin: 0 auto 36px;
  max-width: 820px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.45);
  position: relative;
  z-index: 10;
}

.a369-anchor-link {
  color: var(--a369-v2-muted);
  font-size: 13.5px;
  font-weight: 600;
  text-decoration: none;
  padding: 8px 16px;
  border-radius: 20px;
  transition: all 0.25s ease;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.a369-anchor-link:hover,
.a369-anchor-link.active {
  color: var(--a369-v2-ivory);
  background: rgba(0, 180, 203, 0.18);
  border-color: rgba(0, 180, 203, 0.4);
}

.a369-anchor-link.highlight {
  color: var(--a369-v2-gold);
  border: 1px solid rgba(212, 175, 55, 0.35);
  background: rgba(212, 175, 55, 0.12);
}

.a369-anchor-link.highlight:hover {
  background: rgba(212, 175, 55, 0.22);
  border-color: var(--a369-v2-gold);
}

/* --- Estilos Comunes de Secciones --- */
.a369-section {
  position: relative;
  z-index: 2;
  padding: 70px 0 50px;
  border-top: 1px solid rgba(0, 180, 203, 0.12);
}

.a369-section-header {
  text-align: center;
  max-width: 840px;
  margin: 0 auto 48px;
}

.a369-section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--a369-v2-cyan);
  background: rgba(0, 180, 203, 0.12);
  border: 1px solid rgba(0, 180, 203, 0.28);
  border-radius: 30px;
  padding: 6px 16px;
  margin-bottom: 18px;
}

.a369-section-kicker--gold {
  color: var(--a369-v2-gold);
  background: rgba(212, 175, 55, 0.12);
  border-color: rgba(212, 175, 55, 0.3);
}

.a369-section-title {
  font-family: Georgia, 'Playfair Display', serif;
  font-size: clamp(32px, 4vw, 48px);
  color: var(--a369-v2-ivory);
  line-height: 1.18;
  margin: 0 0 16px;
  letter-spacing: -0.02em;
}

.a369-section-title em {
  font-style: normal;
  color: var(--a369-v2-gold);
}

.a369-section-lead {
  font-size: 17px;
  color: var(--a369-v2-muted);
  line-height: 1.65;
  margin: 0 auto;
  max-width: 720px;
}

/* ==========================================================================
   SECCIÓN B: CONTENIDO DEL EBOOK (RUTAS INTERACTIVAS & MUESTRAS REALES)
   ========================================================================== */
.a369-route-selector {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 36px;
  flex-wrap: wrap;
}

.a369-route-tab {
  background: rgba(11, 31, 56, 0.65);
  border: 1px solid rgba(0, 180, 203, 0.22);
  color: var(--a369-v2-muted);
  padding: 13px 24px;
  border-radius: 8px;
  font-size: 14.5px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.2, 0.8, 0.2, 1);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.a369-route-tab:hover {
  background: rgba(14, 58, 82, 0.7);
  border-color: var(--a369-v2-cyan);
  color: var(--a369-v2-ivory);
}

.a369-route-tab.active {
  background: linear-gradient(135deg, rgba(0, 180, 203, 0.24) 0%, rgba(14, 58, 82, 0.85) 100%);
  border-color: var(--a369-v2-cyan);
  color: var(--a369-v2-ivory);
  box-shadow: 0 4px 20px rgba(0, 180, 203, 0.25), inset 0 1px 0 rgba(255, 255, 255, 0.15);
}

.a369-route-tab.active .a369-tab-badge {
  background: var(--a369-v2-cyan);
  color: #030D17;
}

.a369-tab-badge {
  font-size: 11px;
  background: rgba(0, 180, 203, 0.18);
  color: var(--a369-v2-cyan);
  padding: 2px 7px;
  border-radius: 4px;
  font-weight: 800;
}

/* Panel de Contenido de Ruta */
.a369-route-panel {
  display: none;
  animation: a369-fade-in 0.35s ease forwards;
}

.a369-route-panel.active {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 40px;
  align-items: center;
}

@keyframes a369-fade-in {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.a369-route-details {
  background: rgba(7, 22, 37, 0.75);
  border: 1px solid rgba(0, 180, 203, 0.22);
  border-radius: 12px;
  padding: 36px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.45);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.a369-route-badge {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--a369-v2-cyan);
  margin-bottom: 12px;
}

.a369-route-heading {
  font-family: Georgia, serif;
  font-size: 28px;
  color: var(--a369-v2-ivory);
  margin: 0 0 16px;
  line-height: 1.25;
}

.a369-route-desc {
  font-size: 15.5px;
  color: var(--a369-v2-muted);
  line-height: 1.7;
  margin-bottom: 24px;
}

.a369-feature-list {
  list-style: none;
  padding: 0;
  margin: 0 0 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.a369-feature-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 14.5px;
  color: #c3d1dc;
}

.a369-feature-item-icon {
  color: var(--a369-v2-cyan);
  flex-shrink: 0;
  margin-top: 2px;
}

/* Caja de Fórmula Matemática */
.a369-formula-box {
  background: rgba(3, 13, 23, 0.75);
  border: 1px solid rgba(0, 180, 203, 0.3);
  border-left: 4px solid var(--a369-v2-gold);
  border-radius: 6px;
  padding: 18px 22px;
  margin: 18px 0;
  font-family: 'Courier New', monospace;
  font-size: 18px;
  color: var(--a369-v2-ivory);
  text-align: center;
  box-shadow: inset 0 2px 8px rgba(0, 0, 0, 0.5);
}

.a369-formula-sub {
  font-size: 12px;
  color: var(--a369-v2-muted);
  margin-top: 8px;
  font-family: system-ui, sans-serif;
}

/* Muestra Visual del Interior (Sample Frame) */
.a369-sample-card {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  background: rgba(11, 31, 56, 0.8);
  border: 1px solid rgba(0, 180, 203, 0.28);
  box-shadow: 0 16px 50px rgba(0, 0, 0, 0.65), 0 0 30px rgba(0, 180, 203, 0.15);
  transition: transform 0.3s ease, border-color 0.3s ease;
  cursor: pointer;
  max-width: 380px;
  margin: 0 auto;
}

.a369-sample-card:hover {
  transform: translateY(-4px);
  border-color: var(--a369-v2-cyan);
}

.a369-sample-img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  transition: filter 0.3s ease;
}

.a369-sample-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(3, 13, 23, 0.9) 0%, rgba(3, 13, 23, 0.3) 50%, transparent 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 20px;
  opacity: 0.95;
}

.a369-sample-caption {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--a369-v2-cyan);
  text-transform: uppercase;
}

.a369-sample-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--a369-v2-ivory);
  margin: 4px 0 8px;
}

.a369-sample-zoom-hint {
  font-size: 11px;
  color: var(--a369-v2-gold);
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

/* ==========================================================================
   SECCIÓN C: CÓMO FUNCIONA LA PREVENTA Y LA ENTREGA
   ========================================================================== */
.a369-timeline-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  position: relative;
  margin: 40px 0 32px;
}

.a369-timeline-card {
  background: rgba(7, 22, 37, 0.8);
  border: 1px solid rgba(0, 180, 203, 0.22);
  border-radius: 12px;
  padding: 32px 24px;
  position: relative;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.a369-timeline-card:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 180, 203, 0.45);
}

.a369-timeline-card--active {
  border-color: var(--a369-v2-cyan);
  box-shadow: 0 10px 35px rgba(0, 180, 203, 0.2), inset 0 1px 0 rgba(0, 180, 203, 0.3);
}

.a369-timeline-node {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(11, 31, 56, 0.9);
  border: 2px solid var(--a369-v2-cyan);
  color: var(--a369-v2-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 800;
  margin-bottom: 20px;
  box-shadow: 0 0 20px rgba(0, 180, 203, 0.35);
}

.a369-timeline-card--gold .a369-timeline-node {
  border-color: var(--a369-v2-gold);
  color: var(--a369-v2-gold);
  box-shadow: 0 0 20px rgba(212, 175, 55, 0.35);
}

.a369-timeline-card h3 {
  font-size: 20px;
  color: var(--a369-v2-ivory);
  margin: 0 0 12px;
  line-height: 1.3;
}

.a369-timeline-card p {
  font-size: 14.5px;
  color: var(--a369-v2-muted);
  line-height: 1.65;
  margin: 0 0 16px;
}

.a369-timeline-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 4px 10px;
  border-radius: 4px;
  background: rgba(0, 180, 203, 0.12);
  color: var(--a369-v2-cyan);
  border: 1px solid rgba(0, 180, 203, 0.25);
}

.a369-timeline-card--gold .a369-timeline-tag {
  background: rgba(212, 175, 55, 0.12);
  color: var(--a369-v2-gold);
  border-color: rgba(212, 175, 55, 0.25);
}

/* Nota de Transparencia de Entrega */
.a369-delivery-notice {
  background: rgba(14, 58, 82, 0.4);
  border: 1px solid rgba(0, 180, 203, 0.3);
  border-left: 4px solid var(--a369-v2-cyan);
  border-radius: 8px;
  padding: 20px 24px;
  margin-top: 24px;
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.a369-delivery-notice-icon {
  color: var(--a369-v2-cyan);
  font-size: 22px;
  flex-shrink: 0;
  margin-top: 2px;
}

.a369-delivery-notice-text {
  font-size: 14px;
  color: #c3d1dc;
  line-height: 1.6;
  margin: 0;
}

/* ==========================================================================
   SECCIÓN D: PARTNERS (FOUNDING LAUNCH PARTNER & PROGRAMA GENERAL)
   Atmósfera: Estadio Nocturno, Palco de Alianzas, Focos Volumétricos
   ========================================================================== */
.a369-partners-section-wrap {
  position: relative;
  border-radius: 24px;
  padding: 64px 44px;
  margin: 70px auto;
  overflow: hidden;
  border: 1px solid rgba(0, 180, 203, 0.35);
  background:
    linear-gradient(180deg, rgba(4, 15, 27, 0.88) 0%, rgba(6, 22, 38, 0.76) 45%, rgba(3, 11, 20, 0.94) 100%),
    radial-gradient(ellipse 85% 55% at 50% 15%, rgba(0, 180, 203, 0.28) 0%, rgba(8, 31, 59, 0.45) 50%, transparent 85%),
    url('/assets/stadium_night_backdrop.jpg') center top / cover no-repeat;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.75), inset 0 1px 0 rgba(0, 180, 203, 0.35);
}

.a369-partners-floodlight {
  position: absolute;
  width: 380px;
  height: 520px;
  filter: blur(48px);
  pointer-events: none;
  z-index: 1;
  opacity: 0.6;
}

.a369-partners-floodlight--left {
  top: -60px;
  left: -40px;
  background: radial-gradient(ellipse at top left, rgba(212, 175, 55, 0.35) 0%, rgba(212, 175, 55, 0.05) 55%, transparent 75%);
  transform: rotate(22deg);
}

.a369-partners-floodlight--right {
  top: -60px;
  right: -40px;
  background: radial-gradient(ellipse at top right, rgba(0, 180, 203, 0.42) 0%, rgba(0, 180, 203, 0.08) 55%, transparent 75%);
  transform: rotate(-22deg);
}

.a369-partners-haze {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 160px;
  background: linear-gradient(0deg, rgba(3, 11, 20, 0.95) 0%, transparent 100%);
  pointer-events: none;
  z-index: 1;
}

.a369-partners-header-wrap {
  position: relative;
  z-index: 2;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 32px;
  margin-bottom: 24px;
}

.a369-partners-header {
  text-align: left;
  margin: 0;
  max-width: 680px;
}

.a369-partners-header .a369-section-lead {
  margin: 14px 0 0;
}

.a369-partners-criteria-pills {
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex-shrink: 0;
}

.a369-criteria-pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 16px;
  background: rgba(7, 26, 46, 0.85);
  border: 1px solid rgba(0, 180, 203, 0.28);
  border-radius: 30px;
  font-size: 12.5px;
  color: var(--a369-v2-ivory);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.a369-criteria-pill-icon {
  font-size: 14px;
}

.a369-partners-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 36px;
  margin: 32px 0 24px;
}

.a369-partner-card {
  position: relative;
  background: rgba(5, 18, 32, 0.88);
  border-radius: 14px;
  padding: 40px 32px;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 16px 50px rgba(0, 0, 0, 0.6);
  display: flex;
  flex-direction: column;
  transition: transform 0.3s ease, border-color 0.3s ease;
}

.a369-partner-card:hover {
  transform: translateY(-4px);
}

/* Card 1: Founding Launch Partner (Dorado) */
.a369-partner-card--founding {
  border: 1px solid rgba(212, 175, 55, 0.4);
  box-shadow: 0 16px 50px rgba(0, 0, 0, 0.55), 0 0 35px rgba(212, 175, 55, 0.12);
}

.a369-partner-card--founding:hover {
  border-color: var(--a369-v2-gold);
}

.a369-partner-card--founding .a369-partner-pill {
  color: var(--a369-v2-gold);
  border: 1px solid rgba(212, 175, 55, 0.4);
  background: rgba(212, 175, 55, 0.12);
}

/* Card 2: General Partners (Cian) */
.a369-partner-card--general {
  border: 1px solid rgba(0, 180, 203, 0.35);
  box-shadow: 0 16px 50px rgba(0, 0, 0, 0.55), 0 0 35px rgba(0, 180, 203, 0.12);
}

.a369-partner-card--general:hover {
  border-color: var(--a369-v2-cyan);
}

.a369-partner-card--general .a369-partner-pill {
  color: var(--a369-v2-cyan);
  border: 1px solid rgba(0, 180, 203, 0.4);
  background: rgba(0, 180, 203, 0.12);
}

.a369-partner-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 11.5px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: 30px;
  align-self: flex-start;
  margin-bottom: 20px;
}

.a369-partner-card h3 {
  font-family: Georgia, serif;
  font-size: 26px;
  color: var(--a369-v2-ivory);
  margin: 0 0 14px;
  line-height: 1.25;
}

.a369-partner-card p.a369-partner-desc {
  font-size: 15px;
  color: var(--a369-v2-muted);
  line-height: 1.65;
  margin-bottom: 24px;
}

/* Pasos de Admisión Partner */
.a369-partner-steps {
  list-style: none;
  padding: 0;
  margin: 0 0 28px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.a369-partner-step {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  font-size: 14px;
  color: #c3d1dc;
  line-height: 1.5;
}

.a369-partner-step-num {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: rgba(11, 31, 56, 0.8);
  border: 1px solid rgba(0, 180, 203, 0.3);
  color: var(--a369-v2-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 800;
  flex-shrink: 0;
  margin-top: 1px;
}

.a369-partner-card--founding .a369-partner-step-num {
  border-color: rgba(212, 175, 55, 0.4);
  color: var(--a369-v2-gold);
}

/* Cláusula Jurídica Obligatoria (No Equity) */
.a369-partner-disclaimer {
  background: rgba(3, 13, 23, 0.6);
  border-left: 3px solid var(--a369-v2-gold);
  border-radius: 4px;
  padding: 12px 16px;
  font-size: 12px;
  color: #8BA4B8;
  line-height: 1.55;
  margin: auto 0 24px;
}

.a369-partner-actions {
  margin-top: auto;
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

/* ==========================================================================
   SECCIÓN E: COMUNIDAD Y FUTURAS EXPERIENCIAS (A369TIP ARENA)
   Atmósfera: Sala de Mando Táctico, Retícula Radar HUD, Simulador Probabilístico
   ========================================================================== */
.a369-arena-section {
  position: relative;
  border-radius: 20px;
  overflow: hidden;
  margin: 60px 0;
  padding: 68px 40px;
  background:
    radial-gradient(ellipse 75% 50% at 50% 15%, rgba(0, 180, 203, 0.22) 0%, transparent 70%),
    linear-gradient(rgba(0, 180, 203, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 180, 203, 0.04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(3, 13, 23, 0.85) 0%, rgba(7, 22, 37, 0.90) 50%, rgba(3, 13, 23, 0.96) 100%),
    url('/assets/arena_10k_backdrop.jpg') no-repeat center center / cover;
  background-size: 100% 100%, 32px 32px, 32px 32px, 100% 100%, cover;
  border: 1px solid rgba(0, 180, 203, 0.35);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.65), 0 0 40px rgba(0, 180, 203, 0.15);
}

.a369-arena-grid {
  display: grid;
  grid-template-columns: 1fr 1.15fr 1fr;
  gap: 26px;
  margin: 36px 0;
  align-items: center;
}

.a369-arena-card {
  background: rgba(4, 16, 28, 0.82);
  border: 1px solid rgba(0, 180, 203, 0.24);
  border-radius: 12px;
  padding: 30px 24px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.45);
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.a369-arena-card:hover {
  transform: translateY(-4px);
  border-color: var(--a369-v2-cyan);
}

.a369-arena-card--featured {
  border: 1px solid rgba(0, 180, 203, 0.65);
  background: rgba(6, 24, 42, 0.94);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.65), 0 0 30px rgba(0, 180, 203, 0.25);
  transform: translateY(-8px);
  padding: 38px 28px;
}

.a369-arena-card--featured:hover {
  transform: translateY(-12px);
  border-color: #38d6ea;
  box-shadow: 0 22px 60px rgba(0, 0, 0, 0.75), 0 0 40px rgba(0, 180, 203, 0.4);
}

.a369-arena-card:hover {
  transform: translateY(-3px);
  border-color: var(--a369-v2-cyan);
}

.a369-arena-icon {
  color: var(--a369-v2-cyan);
  margin-bottom: 16px;
  display: inline-block;
}

.a369-arena-card h4 {
  font-size: 18px;
  color: var(--a369-v2-ivory);
  margin: 0 0 10px;
}

.a369-arena-card p {
  font-size: 14px;
  color: var(--a369-v2-muted);
  line-height: 1.6;
  margin: 0;
}

/* Banner de Advertencia Legal Arena (Obligatorio) */
.a369-arena-legal-banner {
  background: rgba(3, 13, 23, 0.85);
  border: 1px solid rgba(212, 175, 55, 0.45);
  border-left: 4px solid var(--a369-v2-gold);
  border-radius: 8px;
  padding: 18px 22px;
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin: 28px 0;
}

.a369-arena-legal-icon {
  color: var(--a369-v2-gold);
  font-size: 24px;
  flex-shrink: 0;
  margin-top: 2px;
}

.a369-arena-legal-text {
  font-size: 13.5px;
  color: #d4dfe6;
  line-height: 1.65;
  margin: 0;
}

.a369-arena-legal-text strong {
  color: var(--a369-v2-gold);
}

/* ==========================================================================
   SECCIÓN F: FAQ, CONTACTO Y CIERRE DE PREVENTA
   ========================================================================== */
.a369-faq-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
  max-width: 860px;
  margin: 0 auto 50px;
}

.a369-faq-item {
  background: rgba(7, 22, 37, 0.75);
  border: 1px solid rgba(0, 180, 203, 0.2);
  border-radius: 10px;
  overflow: hidden;
  transition: border-color 0.25s ease, background 0.25s ease;
}

.a369-faq-item:hover {
  border-color: rgba(0, 180, 203, 0.4);
}

.a369-faq-item.open {
  border-color: var(--a369-v2-cyan);
  background: rgba(11, 31, 56, 0.85);
}

.a369-faq-header {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 24px;
  background: none;
  border: none;
  color: var(--a369-v2-ivory);
  font-size: 16.5px;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  gap: 16px;
}

.a369-faq-chevron {
  color: var(--a369-v2-cyan);
  transition: transform 0.3s cubic-bezier(0.2, 0.8, 0.2, 1);
  flex-shrink: 0;
}

.a369-faq-item.open .a369-faq-chevron {
  transform: rotate(180deg);
}

.a369-faq-body {
  display: none;
  padding: 0 24px 22px;
  font-size: 15px;
  color: var(--a369-v2-muted);
  line-height: 1.7;
}

.a369-faq-item.open .a369-faq-body {
  display: block;
}

/* Cierre de Preventa Visual Impactante */
.a369-closing-stage {
  text-align: center;
  padding: 60px 30px;
  margin: 50px 0 20px;
  background: radial-gradient(ellipse 70% 50% at 50% 50%, rgba(0, 180, 203, 0.14) 0%, rgba(7, 22, 37, 0.85) 60%, transparent 100%);
  border: 1px solid rgba(0, 180, 203, 0.22);
  border-radius: 16px;
  position: relative;
  overflow: hidden;
}

.a369-closing-logo {
  height: 80px;
  max-height: 84px;
  width: auto;
  object-fit: contain;
  margin: 0 auto 22px;
  display: block;
  filter: drop-shadow(0 0 25px rgba(0, 180, 203, 0.6)) drop-shadow(0 4px 16px rgba(0, 0, 0, 0.8));
  transition: transform 0.3s ease;
}

.a369-closing-logo:hover {
  transform: scale(1.05);
}

.a369-closing-title {
  font-family: Georgia, serif;
  font-size: clamp(28px, 3.5vw, 42px);
  color: var(--a369-v2-ivory);
  margin: 0 0 12px;
}

.a369-closing-desc {
  font-size: 16px;
  color: var(--a369-v2-muted);
  max-width: 600px;
  margin: 0 auto 28px;
}

.a369-closing-price {
  display: inline-block;
  font-size: 26px;
  font-weight: 800;
  color: var(--a369-v2-gold);
  white-space: nowrap;
  margin-bottom: 20px;
  letter-spacing: -0.01em;
}

/* Modal Genérico Accesible (Partners / Muestras / Demo) */
.a369-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(3, 13, 23, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}

.a369-modal-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

.a369-modal-container {
  background: #071625;
  border: 1px solid rgba(0, 180, 203, 0.35);
  border-radius: 14px;
  width: 100%;
  max-width: 580px;
  max-height: 90vh;
  overflow-y: auto;
  padding: 36px 30px;
  box-shadow: 0 25px 70px rgba(0, 0, 0, 0.8);
  position: relative;
  transform: translateY(20px);
  transition: transform 0.25s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.a369-modal-overlay.open .a369-modal-container {
  transform: translateY(0);
}

.a369-modal-close {
  position: absolute;
  top: 18px;
  right: 18px;
  background: rgba(11, 31, 56, 0.8);
  border: 1px solid rgba(0, 180, 203, 0.25);
  color: var(--a369-v2-muted);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.a369-modal-close:hover {
  background: rgba(0, 180, 203, 0.2);
  color: var(--a369-v2-ivory);
  border-color: var(--a369-v2-cyan);
}

/* ==========================================================================
   7. ADAPTACIÓN RESPONSIVE ESPECÍFICA (MÓVIL 390PX Y 360PX)
   ========================================================================== */
@media (max-width: 900px) {
  .a369-route-panel.active {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .a369-sample-card {
    max-width: 100%;
  }
  .a369-timeline-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .a369-partners-header-wrap {
    flex-direction: column;
    align-items: flex-start;
    gap: 20px;
  }
  .a369-partners-criteria-pills {
    flex-direction: row;
    flex-wrap: wrap;
  }
  .a369-partners-section-wrap {
    padding: 44px 20px;
    margin: 40px auto;
  }
  .a369-partners-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .a369-arena-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .a369-arena-card--featured {
    transform: none;
  }
}

@media (max-width: 600px) {
  .a369-section {
    padding: 48px 0 36px;
  }
  .a369-section-title {
    font-size: 28px;
  }
  .a369-section-lead {
    font-size: 15px;
  }
  .a369-subnav-anchors {
    border-radius: 16px;
    padding: 8px 10px;
    gap: 6px;
  }
  .a369-anchor-link {
    font-size: 12px;
    padding: 6px 12px;
  }
  .a369-route-tab {
    padding: 10px 16px;
    font-size: 13px;
  }
  .a369-route-details {
    padding: 24px 18px;
  }
  .a369-partner-card {
    padding: 28px 18px;
  }
  .a369-partners-section-wrap {
    padding: 36px 16px;
    border-radius: 16px;
    margin: 30px auto;
  }
  .a369-criteria-pill {
    font-size: 11.5px;
    padding: 6px 12px;
  }
  .a369-arena-section {
    padding: 40px 18px;
    margin: 30px 0;
  }
  .a369-faq-header {
    padding: 16px 18px;
    font-size: 15px;
  }
  .a369-faq-body {
    padding: 0 18px 18px;
    font-size: 14px;
  }
  .a369-closing-stage {
    padding: 40px 18px;
  }
  .a369-modal-container {
    padding: 24px 18px;
  }
}

@media (max-width: 390px) {
  .a369-section-title {
    font-size: 25px;
  }
  .a369-route-tab {
    width: 100%;
    justify-content: center;
  }
  .a369-anchor-link {
    font-size: 11px;
    padding: 5px 10px;
  }
  .a369-partner-actions {
    flex-direction: column;
  }
  .a369-partner-actions button,
  .a369-partner-actions a {
    width: 100%;
    text-align: center;
  }
}