/* Las fuentes se cargan con <link rel="preconnect"> + <link rel="stylesheet"> en el
   <head> de cada página. El antiguo @import aquí era el peor patrón posible:
   bloqueaba el render en cascada (el navegador tenía que descargar y parsear
   este CSS entero antes de siquiera descubrir la fuente). */

:root {
  --bg-primary: #0a0d16;
  --bg-secondary: #121624;
  --bg-tertiary: #171c2d;
  --accent-gold: #d4af37;
  --accent-gold-bright: #ffdf7a;
  --accent-gold-dim: #9c7f23;
  --accent-gold-glow: rgba(212, 175, 55, 0.35);
  --accent-gold-trans: rgba(212, 175, 55, 0.08);
  --text-primary: #ffffff;
  --text-secondary: #a4abbd;
  --text-muted: #676d80;
  --border-color: rgba(212, 175, 55, 0.18);
  --glass-bg: rgba(18, 22, 36, 0.8);
  --shadow-gold: 0 10px 40px 0 rgba(212, 175, 55, 0.12);
  --transition-smooth: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
  --font-title: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  scroll-behavior: smooth;
}

body {
  background: linear-gradient(to bottom,
      #020306 0%,
      #040714 15%,
      /* Deep dark navy-black */
      #020306 30%,
      /* Deep space black */
      #05040a 45%,
      /* Dark purple-black */
      #07040e 60%,
      /* Deep space violet-black */
      #020306 75%,
      /* Dark navy-black */
      #020409 88%,
      /* Dark teal-black */
      #010204 100%
      /* Pure pitch black */
    ) !important;
  color: var(--text-primary);
  font-family: var(--font-body);
  overflow-x: hidden;
  line-height: 1.6;
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
  background: var(--accent-gold-dim);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--accent-gold);
}

/* FONDO INMERSIVO DINÁMICO POR SECCIONES (COSMIC DEPTH TRANSITION) */

/* Contenedor del fondo espacial de cada sección */
.space-bg-wrapper {
  position: absolute;
  top: -15%;
  left: 0;
  width: 100%;
  height: 130%;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
  transform-style: preserve-3d;
  perspective: 1000px;
}

/* Asegurar que todos los contenidos de las secciones floten encima del fondo */
.hero-content,
.challenge-grid,
.section-header,
.services-carousel-container,
.portfolio-grid,
.quotes-grid {
  position: relative;
  z-index: 2;
}

/* Fondo de estrellas común a todos los wrappers */
.space-stars-bg {
  position: absolute;
  top: -20px;
  left: -20px;
  width: calc(100% + 40px);
  height: calc(100% + 40px);
  background-image:
    radial-gradient(1px 1px at 20px 30px, #ffffff 100%, transparent),
    radial-gradient(1.5px 1.5px at 80px 120px, rgba(255, 255, 255, 0.7) 100%, transparent),
    radial-gradient(1px 1px at 150px 50px, rgba(255, 255, 255, 0.8) 100%, transparent),
    radial-gradient(2px 2px at 220px 180px, var(--accent-gold-bright) 100%, transparent),
    radial-gradient(1.5px 1.5px at 310px 90px, #ffffff 100%, transparent),
    radial-gradient(2px 2px at 390px 270px, rgba(212, 175, 55, 0.6) 100%, transparent),
    radial-gradient(1px 1px at 450px 140px, #ffffff 100%, transparent);
  background-size: 350px 350px;
  opacity: 0.45;
  pointer-events: none;
}

/* ==========================================
   1. CAPA HERO: ÓRBITA TERRESTRE (INICIO)
   ========================================== */
.hero-section {
  position: relative;
  z-index: 1;
  background: radial-gradient(circle at 50% 60%, rgba(27, 83, 148, 0.18) 0%, transparent 70%) !important;
}

/* Photorealistic NASA 3D Assets styling */
.nasa-earth-container {
  position: absolute;
  bottom: -450px;
  left: 50%;
  transform: translateX(-50%);
  width: 900px;
  height: 900px;
  z-index: 1;
  pointer-events: none;
  display: flex;
  align-items: center;
  justify-content: center;
  mask-image: radial-gradient(circle, rgba(0, 0, 0, 1) 40%, rgba(0, 0, 0, 0.85) 60%, rgba(0, 0, 0, 0) 90%);
  -webkit-mask-image: radial-gradient(circle, rgba(0, 0, 0, 1) 40%, rgba(0, 0, 0, 0.85) 60%, rgba(0, 0, 0, 0) 90%);
}

.nasa-earth-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  opacity: 0.9;
  filter: drop-shadow(0 -15px 45px rgba(27, 83, 148, 0.45));
  animation: slowEarthSpin3D 200s linear infinite;
  will-change: transform;
}

.cosmic-moon-element {
  position: absolute;
  top: 15%;
  right: 15%;
  width: 70px;
  height: 70px;
  background: radial-gradient(circle at 30% 30%, #e0e0e0 0%, #4a4a4a 75%, #1c1c1c 100%);
  border-radius: 50%;
  box-shadow:
    0 0 25px rgba(255, 255, 255, 0.15),
    -10px -10px 30px rgba(0, 0, 0, 0.9) inset;
  filter: drop-shadow(0 0 8px rgba(255, 255, 255, 0.05));
  animation: floatMoon 20s infinite ease-in-out;
}

/* Removed slowEarthRotation animation since slowEarthSpin3D is used */

@keyframes floatMoon {

  0%,
  100% {
    transform: translateY(0) rotate(0deg);
  }

  50% {
    transform: translateY(-15px) rotate(15deg);
  }
}

/* ==========================================
   2. CAPA CHALLENGE: SISTEMA SOLAR (DESAFÍO)
   ========================================== */
.challenge-section {
  position: relative;
  z-index: 1;
  background: radial-gradient(circle at 50% 50%, rgba(29, 13, 43, 0.22) 0%, transparent 80%) !important;
}

.solar-orbit-ring {
  position: absolute;
  top: 50%;
  left: 50%;
  border: 1px dashed rgba(212, 175, 55, 0.09);
  border-radius: 50%;
  transform: translate(-50%, -50%) rotateX(72deg) rotateY(-8deg);
  pointer-events: none;
}

.solar-orbit-ring.ring-1 {
  width: 650px;
  height: 650px;
}

.solar-orbit-ring.ring-2 {
  width: 900px;
  height: 900px;
}

.nasa-saturn-container {
  position: absolute;
  top: 15%;
  right: -50px;
  width: 700px;
  height: 700px;
  z-index: 1;
  pointer-events: none;
  mask-image: radial-gradient(circle, rgba(0, 0, 0, 1) 35%, rgba(0, 0, 0, 0.7) 65%, rgba(0, 0, 0, 0) 95%);
  -webkit-mask-image: radial-gradient(circle, rgba(0, 0, 0, 1) 35%, rgba(0, 0, 0, 0.7) 65%, rgba(0, 0, 0, 0) 95%);
}

.nasa-saturn-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  opacity: 0.85;
  filter: drop-shadow(0 0 35px rgba(212, 175, 55, 0.18));
  animation: orbitalSaturn3D 30s ease-in-out infinite alternate;
  will-change: transform;
}

/* 3. Nebulosa */
.nasa-nebula-container {
  position: absolute;
  top: 5%;
  left: -100px;
  width: 1000px;
  height: 1000px;
  z-index: 1;
  pointer-events: none;
  mask-image: radial-gradient(circle, rgba(0, 0, 0, 1) 30%, rgba(0, 0, 0, 0.6) 60%, rgba(0, 0, 0, 0) 95%);
  -webkit-mask-image: radial-gradient(circle, rgba(0, 0, 0, 1) 30%, rgba(0, 0, 0, 0.6) 60%, rgba(0, 0, 0, 0) 95%);
}

.nasa-nebula-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  opacity: 0.55;
  filter: drop-shadow(0 0 50px rgba(138, 43, 226, 0.2));
  animation: cosmicDriftNebula3D 45s ease-in-out infinite alternate;
  will-change: transform;
}

/* 4. Galaxia */
.nasa-galaxy-container {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 900px;
  height: 900px;
  z-index: 1;
  pointer-events: none;
  mask-image: radial-gradient(circle, rgba(0, 0, 0, 1) 25%, rgba(0, 0, 0, 0.7) 55%, rgba(0, 0, 0, 0) 90%);
  -webkit-mask-image: radial-gradient(circle, rgba(0, 0, 0, 1) 25%, rgba(0, 0, 0, 0.7) 55%, rgba(0, 0, 0, 0) 90%);
}

.nasa-galaxy-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  opacity: 0.7;
  filter: drop-shadow(0 0 45px rgba(0, 240, 255, 0.15));
  animation: galaxySpin3D 160s linear infinite;
  will-change: transform;
}

/* Keyframes de animación 3D fotorrealistas */
@keyframes slowEarthSpin3D {
  0% {
    transform: rotate(0deg) rotateX(8deg) rotateY(12deg);
  }

  50% {
    transform: rotate(180deg) rotateX(15deg) rotateY(18deg);
  }

  100% {
    transform: rotate(360deg) rotateX(8deg) rotateY(12deg);
  }
}

@keyframes orbitalSaturn3D {
  0% {
    transform: rotate(-5deg) rotateX(25deg) translateY(0);
  }

  50% {
    transform: rotate(2deg) rotateX(32deg) translateY(-15px) translateX(10px);
  }

  100% {
    transform: rotate(-5deg) rotateX(25deg) translateY(0);
  }
}

@keyframes cosmicDriftNebula3D {
  0% {
    transform: scale(1) rotate(0deg) translateZ(0);
  }

  50% {
    transform: scale(1.08) rotate(4deg) translateZ(30px) translate(20px, -15px);
  }

  100% {
    transform: scale(1) rotate(0deg) translateZ(0);
  }
}

@keyframes galaxySpin3D {
  0% {
    transform: rotate(0deg) rotateX(20deg);
  }

  100% {
    transform: rotate(360deg) rotateX(20deg);
  }
}

/* Removed old CSS shapes */

@keyframes planetaryFloatSaturn {

  0%,
  100% {
    transform: translateY(0) rotate(0deg);
  }

  50% {
    transform: translateY(-20px) rotate(4deg);
  }
}

@keyframes planetaryFloatMars {

  0%,
  100% {
    transform: translateY(0) rotate(0deg);
  }

  50% {
    transform: translateY(15px) rotate(-10deg);
  }
}

/* ==========================================
   3. CAPA SERVICIOS: NEBULA CÓSMICA (SERVICIOS)
   ========================================== */
.services-section {
  position: relative;
  z-index: 1;
  background: radial-gradient(circle at 50% 50%, rgba(138, 43, 226, 0.15) 0%, transparent 80%) !important;
}

/* Gaseous clouds inside nebula */
.nebula-svg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.nebula-gas {
  transform-origin: center;
  mix-blend-mode: screen;
}

.nebula-gas.gas-1 {
  animation: driftGas1 35s infinite ease-in-out alternate;
}

.nebula-gas.gas-2 {
  animation: driftGas2 40s infinite ease-in-out alternate;
}

@keyframes driftGas1 {
  0% {
    transform: translate(0, 0) scale(1) rotate(0deg);
  }

  100% {
    transform: translate(80px, -60px) scale(1.15) rotate(15deg);
  }
}

@keyframes driftGas2 {
  0% {
    transform: translate(0, 0) scale(1) rotate(0deg);
  }

  100% {
    transform: translate(-70px, 70px) scale(1.2) rotate(-15deg);
  }
}

/* Shooting star comets */
.shooting-star {
  position: absolute;
  top: 15%;
  left: 10%;
  width: 120px;
  height: 1.5px;
  background: linear-gradient(to right, rgba(255, 255, 255, 0.95) 0%, transparent 100%);
  transform: rotate(35deg);
  opacity: 0;
  pointer-events: none;
}

.shooting-star.star-1 {
  animation: shootStar1 14s infinite ease-in-out;
  animation-delay: 2s;
}

.shooting-star.star-2 {
  top: 45%;
  left: 30%;
  width: 150px;
  animation: shootStar2 18s infinite ease-in-out;
  animation-delay: 7s;
}

@keyframes shootStar1 {
  0% {
    transform: translate(-100px, -70px) rotate(35deg);
    opacity: 0;
  }

  2% {
    opacity: 1;
  }

  6% {
    transform: translate(250px, 175px) rotate(35deg);
    opacity: 0;
  }

  100% {
    transform: translate(250px, 175px) rotate(35deg);
    opacity: 0;
  }
}

@keyframes shootStar2 {
  0% {
    transform: translate(-150px, -105px) rotate(35deg);
    opacity: 0;
  }

  2% {
    opacity: 0.95;
  }

  7% {
    transform: translate(300px, 210px) rotate(35deg);
    opacity: 0;
  }

  100% {
    transform: translate(300px, 210px) rotate(35deg);
    opacity: 0;
  }
}

/* ==========================================
   4. CAPA PORTAFOLIO: GALAXIA ESPIRAL (PORTAFOLIO)
   ========================================== */
.portfolio-section {
  position: relative;
  z-index: 1;
  background: radial-gradient(circle at 50% 50%, rgba(0, 240, 255, 0.12) 0%, transparent 80%) !important;
}

.galaxy-svg {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 850px;
  height: 850px;
  pointer-events: none;
}

.galaxy-rotate-group {
  transform-origin: 500px 500px;
  animation: galaxySpin 120s linear infinite;
}

@keyframes galaxySpin {
  0% {
    transform: rotate(0deg);
  }

  100% {
    transform: rotate(360deg);
  }
}

.galaxy-arm-path {
  filter: blur(15px);
}

.twinkle-star {
  animation: starTwinkle 3s infinite ease-in-out alternate;
}

.twinkle-star:nth-child(even) {
  animation-delay: 1.5s;
}

@keyframes starTwinkle {
  0% {
    opacity: 0.2;
    transform: scale(0.8);
  }

  100% {
    opacity: 1;
    transform: scale(1.2);
  }
}

/* ==========================================
   5. CAPA COTIZACIONES: SINGULARIDAD (COTIZACIONES)
   ========================================== */
.quotes-section {
  position: relative;
  z-index: 1;
  background: radial-gradient(circle at 50% 50%, rgba(212, 175, 55, 0.12) 0%, transparent 80%) !important;
}

.blackhole-svg {
  position: absolute;
  bottom: -40px;
  right: 5%;
  left: auto;
  transform: none;
  width: 550px;
  height: 550px;
  pointer-events: none;
}

.bh-system-group {
  transform-origin: 500px 500px;
  animation: bhSpinFloat 18s infinite ease-in-out;
}

.bh-accretion-disk {
  filter: blur(2.5px);
  transform-origin: 500px 500px;
  animation: diskRotate 25s linear infinite;
}

.bh-doppler-warp {
  filter: blur(4px);
  transform-origin: 500px 500px;
  animation: warpPulse 6s infinite ease-in-out alternate;
}

@keyframes bhSpinFloat {

  0%,
  100% {
    transform: translateY(0) rotate(0deg);
  }

  50% {
    transform: translateY(-15px) rotate(2deg);
  }
}

@keyframes diskRotate {
  0% {
    transform: rotate(-8deg) scaleY(1);
  }

  50% {
    transform: rotate(-8deg) scaleY(1.04);
  }

  100% {
    transform: rotate(-8deg) scaleY(1);
  }
}

@keyframes warpPulse {
  0% {
    opacity: 0.82;
    transform: scale(0.98);
  }

  100% {
    opacity: 0.98;
    transform: scale(1.02);
  }
}

/* Glassmorphism utility */
.glass-panel {
  background: var(--glass-bg);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  box-shadow: var(--shadow-gold);
}

/* BUTTONS */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  background: linear-gradient(135deg, var(--accent-gold), var(--accent-gold-dim));
  color: #000;
  font-family: var(--font-title);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  border: none;
  border-radius: 30px;
  cursor: pointer;
  box-shadow: 0 4px 15px var(--accent-gold-trans);
  transition: var(--transition-smooth);
  text-decoration: none;
  position: relative;
  overflow: hidden;
}

.btn-primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
  transition: 0.5s;
}

.btn-primary:hover::before {
  left: 100%;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px var(--accent-gold-glow);
  background: linear-gradient(135deg, var(--accent-gold-bright), var(--accent-gold));
  color: #000;
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 11px 27px;
  background: transparent;
  color: var(--accent-gold);
  font-family: var(--font-title);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  border: 1px solid var(--accent-gold);
  border-radius: 30px;
  cursor: pointer;
  transition: var(--transition-smooth);
  text-decoration: none;
}

.btn-secondary:hover {
  background: var(--accent-gold-trans);
  box-shadow: 0 0 15px var(--accent-gold-trans);
  transform: translateY(-2px);
}

/* SECTION TITLES */
.section-header {
  text-align: center;
  margin-bottom: 60px;
  position: relative;
  z-index: 1;
}

.section-header h2 {
  font-family: var(--font-title);
  font-size: 2.8rem;
  font-weight: 800;
  letter-spacing: 2px;
  text-transform: uppercase;
  background: linear-gradient(to right, #fff, var(--accent-gold), #fff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
  margin-bottom: 10px;
}

.section-header p {
  color: var(--text-secondary);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto;
}

.section-header::after {
  content: '';
  display: block;
  width: 60px;
  height: 3px;
  background: var(--accent-gold);
  margin: 15px auto 0 auto;
  box-shadow: 0 0 8px var(--accent-gold);
}

/* LOGO IMAGE MIX-BLEND-MODE AND SHADOWS */
.nav-logo-img,
.splash-logo-img,
.hero-logo-inline img,
.footer-info-col img,
.about-logo-3d img {
  mix-blend-mode: screen;
  /* Removes any remaining dark borders */
  filter: drop-shadow(0 0 12px var(--accent-gold-glow));
}

/* SPLASH SCREEN (INTRO WITH SPARKLES & GLOW CANVAS) */
#splash-screen {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: radial-gradient(circle at center, #101424 0%, #05060a 100%);
  z-index: 99999;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  transition: opacity 0.8s ease, visibility 0.8s ease;
  cursor: pointer;
}

#splash-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.splash-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 90%;
}

.splash-logo-container {
  width: 150px;
  height: 150px;
  margin: 0 auto 30px auto;
  position: relative;
  /* Sin animación de transform aquí: el zoom de carga lo controla el JS
     (script.js · initSplashScreen) escribiendo transform inline. Una animación
     CSS de transform tendría prioridad y bloquearía ese zoom. */
}

.splash-logo-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  /* El brillo dorado pulsante va aquí (solo filter, no toca el transform del JS) */
  animation: logoGlowPulse 3s infinite ease-in-out;
}

@keyframes logoGlowPulse {
  0%, 100% { filter: drop-shadow(0 0 18px var(--accent-gold-glow)); }
  50%      { filter: drop-shadow(0 0 34px rgba(212, 175, 55, 0.65)); }
}

.splash-title {
  font-family: var(--font-title);
  font-size: 3rem;
  font-weight: 800;
  letter-spacing: 6px;
  margin-bottom: 15px;
  background: linear-gradient(135deg, #fff 30%, var(--accent-gold) 70%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 2px 10px rgba(0, 0, 0, 0.5));
}

.splash-tagline {
  font-family: var(--font-body);
  font-size: 1.2rem;
  font-weight: 300;
  color: var(--text-secondary);
  letter-spacing: 2px;
  opacity: 0;
  transform: translateY(15px);
  animation: fadeInUp 1.5s 0.8s forwards cubic-bezier(0.25, 0.8, 0.25, 1);
}

.splash-skip {
  position: absolute;
  bottom: 40px;
  color: var(--text-muted);
  font-size: 0.85rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  animation: pulseOpacity 2s infinite;
}

/* HEADER & NAVBAR */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(10, 13, 22, 0.75);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(212, 175, 55, 0.12);
  transition: var(--transition-smooth);
}

.navbar {
  max-width: 1400px;
  margin: 0 auto;
  padding: 15px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.nav-logo-img {
  height: 50px;
  margin-right: 12px;
  transition: transform 0.5s ease;
}

.nav-logo:hover .nav-logo-img {
  transform: rotate(360deg);
}

.nav-logo-text {
  font-family: var(--font-title);
  font-weight: 800;
  font-size: 1.4rem;
  letter-spacing: 2px;
  color: #fff;
}

.nav-logo-text span {
  color: var(--accent-gold);
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 35px;
}

.nav-item a {
  text-decoration: none;
  color: var(--text-secondary);
  font-family: var(--font-title);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  transition: var(--transition-smooth);
  position: relative;
  padding: 8px 0;
}

.nav-item a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--accent-gold);
  transition: var(--transition-smooth);
  transform: translateX(-50%);
  box-shadow: 0 0 8px var(--accent-gold);
}

.nav-item a:hover {
  color: #fff;
}

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

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 30px;
  height: 21px;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  height: 3px;
  width: 100%;
  background-color: #fff;
  border-radius: 3px;
  transition: var(--transition-smooth);
}

/* HERO SECTION WITH DYNAMIC CANVAS BACKGROUND */
.hero-section {
  min-height: 100vh;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 120px 20px 80px 20px;
  overflow: hidden;
  background: radial-gradient(circle at center, rgba(20, 24, 41, 0.15) 0%, rgba(10, 13, 22, 0.05) 70%);
}

#hero-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  pointer-events: none;
}

.hero-bg-lines {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0.08;
  z-index: 1;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 1100px;
  width: 100%;
}

.hero-subtitle-top {
  font-family: var(--font-title);
  color: var(--accent-gold);
  font-size: 1.1rem;
  letter-spacing: 4px;
  text-transform: uppercase;
  margin-bottom: 20px;
  display: inline-block;
  border-bottom: 1px solid var(--accent-gold);
  padding-bottom: 8px;
}

.hero-main-title {
  font-family: var(--font-title);
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: 2px;
  margin-bottom: 30px;
  text-transform: uppercase;
  color: #fff;
}

.hero-main-title span.glow {
  color: var(--accent-gold);
  text-shadow: 0 0 20px var(--accent-gold-glow);
  display: inline-block;
  animation: pulseGold 3s infinite ease-in-out;
}

.hero-logo-inline {
  display: inline-flex;
  vertical-align: middle;
  align-items: center;
  justify-content: center;
  margin: 0 15px;
  width: 70px;
  height: 70px;
}

.hero-logo-inline img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  animation: logoRotate 12s linear infinite;
  filter: drop-shadow(0 0 12px var(--accent-gold-glow));
}

.hero-cta-group {
  margin-top: 40px;
  display: flex;
  justify-content: center;
  gap: 20px;
}

/* SCROLL INDICATOR */
.scroll-indicator {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  color: var(--text-muted);
  font-size: 0.8rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  z-index: 2;
  text-decoration: none;
}

.scroll-indicator-mouse {
  width: 24px;
  height: 38px;
  border: 2px solid var(--text-muted);
  border-radius: 12px;
  margin-top: 8px;
  position: relative;
}

.scroll-indicator-wheel {
  width: 4px;
  height: 8px;
  background-color: var(--accent-gold);
  border-radius: 2px;
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  animation: scrollWheel 1.8s infinite ease-in-out;
}

/* AI AVATAR & PRESENTATION SECTION */
.challenge-section {
  padding: 100px 40px;
  background-color: rgba(18, 22, 36, 0.45);
  position: relative;
  overflow: hidden;
}

.challenge-grid {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.1fr 1.3fr;
  gap: 60px;
  align-items: center;
}

/* AI Video Card Left */
.ai-video-card {
  position: relative;
  width: 100%;
  max-width: 540px;
  margin: 0 auto;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  box-shadow: var(--shadow-gold), 0 0 50px rgba(0, 0, 0, 0.8);
  border: 1px solid var(--border-color);
  border-radius: 16px;
}

.ai-video-screen {
  width: 100%;
  height: 100%;
  position: relative;
  background: #04060d;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.cyber-avatar-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.ai-video-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(rgba(18, 16, 16, 0) 50%, rgba(0, 0, 0, 0.2) 50%), linear-gradient(90deg, rgba(255, 0, 0, 0.04), rgba(0, 255, 0, 0.01), rgba(0, 0, 255, 0.04));
  background-size: 100% 4px, 6px 100%;
  pointer-events: none;
  z-index: 5;
  opacity: 0.45;
}

.ai-camera-tag {
  position: absolute;
  top: 15px;
  left: 15px;
  font-family: monospace;
  font-size: 0.8rem;
  color: var(--accent-gold);
  z-index: 10;
  display: flex;
  align-items: center;
  gap: 8px;
}

.ai-camera-tag::before {
  content: '';
  display: inline-block;
  width: 8px;
  height: 8px;
  background-color: #ff3b30;
  border-radius: 50%;
  box-shadow: 0 0 8px #ff3b30;
  animation: blinkRed 1s infinite alternate;
}

.ai-video-title {
  position: absolute;
  top: 15px;
  right: 15px;
  font-family: monospace;
  font-size: 0.75rem;
  color: var(--text-muted);
  z-index: 10;
  letter-spacing: 1px;
}

.ai-dialog-box {
  position: absolute;
  bottom: 55px;
  left: 15px;
  right: 15px;
  padding: 10px 15px;
  background: rgba(10, 13, 22, 0.9);
  border: 1px solid rgba(212, 175, 55, 0.3);
  border-radius: 8px;
  z-index: 10;
  font-size: 0.85rem;
  color: #fff;
  backdrop-filter: blur(5px);
  min-height: 48px;
  display: flex;
  align-items: center;
  transition: opacity 0.3s;
  pointer-events: none;
  text-align: center;
}

.ai-video-controls {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 48px;
  background: rgba(18, 22, 36, 0.95);
  border-top: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 15px;
  z-index: 10;
}

.ai-control-btn {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-size: 0.85rem;
  font-family: var(--font-title);
  font-weight: 600;
  cursor: pointer;
  padding: 6px 12px;
  border-radius: 4px;
  transition: var(--transition-smooth);
  display: inline-flex;
  align-items: center;
  gap: 5px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.ai-control-btn:hover {
  color: var(--accent-gold);
  background: var(--accent-gold-trans);
}

.ai-control-btn.active {
  color: var(--accent-gold-bright);
}

.ai-control-btn svg {
  fill: currentColor;
  width: 16px;
  height: 16px;
}

/* Presentation Text Right */
.challenge-text-wrapper h3 {
  font-family: var(--font-title);
  font-size: 2.2rem;
  font-weight: 800;
  margin-bottom: 25px;
  line-height: 1.3;
}

.challenge-text-wrapper h3 span {
  color: var(--accent-gold);
}

.challenge-desc-lead {
  font-size: 1.15rem;
  color: var(--text-secondary);
  margin-bottom: 20px;
  border-left: 3px solid var(--accent-gold);
  padding-left: 15px;
}

.challenge-bullets {
  list-style: none;
  margin-bottom: 40px;
}

.challenge-bullets li {
  position: relative;
  padding-left: 30px;
  margin-bottom: 12px;
  font-size: 1.05rem;
  color: var(--text-secondary);
}

.challenge-bullets li::before {
  content: '✦';
  position: absolute;
  left: 5px;
  color: var(--accent-gold);
  text-shadow: 0 0 5px var(--accent-gold);
}

.integration-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 40px;
}

.integration-card {
  text-align: center;
  padding: 20px 15px;
  transition: var(--transition-smooth);
}

.integration-card:hover {
  transform: translateY(-8px);
  border-color: var(--accent-gold);
  box-shadow: 0 0 20px var(--accent-gold-trans);
}

.integration-card-icon {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--accent-gold-trans);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 15px auto;
  border: 1px solid var(--border-color);
  transition: var(--transition-smooth);
  color: var(--accent-gold);
}

.integration-card:hover .integration-card-icon {
  background: var(--accent-gold);
  color: #000;
  box-shadow: 0 0 15px var(--accent-gold);
  transform: scale(1.1);
}

.integration-card-icon svg {
  width: 28px;
  height: 28px;
  fill: currentColor;
}

.integration-card h4 {
  font-family: var(--font-title);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  color: #fff;
  text-transform: uppercase;
}

/* NUESTROS SERVICIOS SWIPER SECTION */
.services-section {
  padding: 100px 20px;
  position: relative;
  background-color: rgba(10, 13, 22, 0.35);
  overflow: hidden;
}

.services-carousel-container {
  max-width: 1400px;
  margin: 0 auto;
  position: relative;
  padding: 40px 0;
}

.services-slider {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  min-height: 480px;
  width: 100%;
}

.service-slide {
  position: absolute;
  width: 320px;
  height: 440px;
  border-radius: 20px;
  overflow: hidden;
  transition: transform 0.6s cubic-bezier(0.25, 0.8, 0.25, 1),
    opacity 0.6s cubic-bezier(0.25, 0.8, 0.25, 1),
    z-index 0.6s cubic-bezier(0.25, 0.8, 0.25, 1),
    box-shadow 0.6s cubic-bezier(0.25, 0.8, 0.25, 1);
  opacity: 0;
  pointer-events: none;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6);
  z-index: 1;
}

.service-slide-inner {
  width: 100%;
  height: 100%;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 30px;
  background: linear-gradient(to top, rgba(10, 13, 22, 0.98) 0%, rgba(10, 13, 22, 0.4) 50%, rgba(0, 0, 0, 0) 100%);
}

.service-slide-img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: -1;
  transition: transform 0.8s ease;
}

.service-slide:hover .service-slide-img {
  transform: scale(1.1);
}

.service-slide-number {
  font-family: var(--font-title);
  font-weight: 800;
  font-size: 2.5rem;
  color: var(--accent-gold);
  opacity: 0.15;
  position: absolute;
  top: 20px;
  right: 25px;
  line-height: 1;
}

.service-slide h3 {
  font-family: var(--font-title);
  font-size: 1.4rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 10px;
  letter-spacing: 0.5px;
}

.service-slide p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.4;
  margin-bottom: 15px;
}

.service-slide.active {
  transform: translateX(0) scale(1.15);
  opacity: 1;
  pointer-events: auto;
  z-index: 10;
  border: 1px solid var(--border-color);
  box-shadow: 0 0 35px var(--accent-gold-glow);
}

.service-slide.prev {
  transform: translateX(-340px) scale(0.85);
  opacity: 0.6;
  pointer-events: auto;
  z-index: 5;
}

.service-slide.next {
  transform: translateX(340px) scale(0.85);
  opacity: 0.6;
  pointer-events: auto;
  z-index: 5;
}

.service-slide.far-prev {
  transform: translateX(-600px) scale(0.7);
  opacity: 0;
}

.service-slide.far-next {
  transform: translateX(600px) scale(0.7);
  opacity: 0;
}

.slider-nav {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 30px;
  margin-top: 40px;
}

.slider-btn {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  width: 50px;
  height: 50px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition-smooth);
  color: var(--accent-gold);
}

.slider-btn:hover {
  background: var(--accent-gold);
  color: #000;
  box-shadow: 0 0 15px var(--accent-gold);
}

.slider-btn svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

.slider-dots {
  display: flex;
  gap: 10px;
}

.slider-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--text-muted);
  cursor: pointer;
  transition: var(--transition-smooth);
}

.slider-dot.active {
  background: var(--accent-gold);
  transform: scale(1.3);
  box-shadow: 0 0 8px var(--accent-gold);
}

/* PORTAFOLIO SECTION (PREMIUM INTERACTIVE 3D GLASS CARDS) */
.portfolio-section {
  padding: 100px 40px;
  background-color: rgba(18, 22, 36, 0.45);
  position: relative;
  overflow: hidden;
}

.portfolio-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 25px;
  position: relative;
  z-index: 2;
}

.portfolio-card {
  background: var(--glass-bg);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 35px 25px;
  text-align: center;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: transform 0.15s ease-out, box-shadow 0.3s ease, border-color 0.3s ease;
  transform-style: preserve-3d;
  perspective: 1000px;
  box-shadow: var(--shadow-gold);
}

.portfolio-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(212, 175, 55, 0.08) 0%, transparent 100%);
  opacity: 0;
  transition: var(--transition-smooth);
  pointer-events: none;
}

.portfolio-card:hover::before {
  opacity: 1;
}

.portfolio-card:hover {
  border-color: var(--accent-gold);
  box-shadow: 0 15px 35px var(--accent-gold-glow), 0 0 15px var(--accent-gold-trans);
}

.portfolio-card-logo {
  width: 56px;
  height: 56px;
  color: var(--accent-gold);
  margin: 0 auto 20px auto;
  transition: transform 0.3s ease;
  transform: translateZ(20px);
}

.portfolio-card:hover .portfolio-card-logo {
  transform: translateZ(35px) scale(1.1);
  color: var(--accent-gold-bright);
}

.portfolio-card-logo svg {
  width: 100%;
  height: 100%;
  fill: currentColor;
}

.portfolio-card h3 {
  font-family: var(--font-title);
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: #fff;
  letter-spacing: 0.5px;
  transform: translateZ(15px);
}

.portfolio-card p {
  color: var(--text-secondary);
  font-size: 0.85rem;
  line-height: 1.5;
  margin-bottom: 25px;
  transform: translateZ(10px);
}

.portfolio-card-btn {
  display: inline-flex;
  padding: 8px 22px;
  background: transparent;
  border: 1px solid var(--accent-gold);
  color: var(--accent-gold);
  border-radius: 20px;
  font-family: var(--font-title);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: var(--transition-smooth);
  transform: translateZ(15px);
}

.portfolio-card:hover .portfolio-card-btn {
  background: var(--accent-gold);
  color: #000;
  box-shadow: 0 0 12px var(--accent-gold);
  border-color: var(--accent-gold);
}

/* PREMIUM MODAL (DEMOS SYSTEM) */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(6, 8, 15, 0.9);
  backdrop-filter: blur(10px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s ease, visibility 0.4s ease;
  padding: 20px;
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal-container {
  width: 100%;
  max-width: 960px;
  height: 90vh;
  max-height: 650px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  animation: zoomInUp 0.5s cubic-bezier(0.25, 0.8, 0.25, 1);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.8), 0 0 30px var(--accent-gold-glow);
  border-radius: 16px;
  border: 1px solid var(--border-color);
}

.modal-header {
  padding: 20px 30px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--bg-tertiary);
}

.modal-header-title {
  display: flex;
  align-items: center;
  gap: 15px;
}

.modal-header-logo {
  width: 32px;
  height: 32px;
  color: var(--accent-gold);
}

.modal-header-logo svg {
  width: 100%;
  height: 100%;
  fill: currentColor;
}

.modal-header h3 {
  font-family: var(--font-title);
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: 1px;
}

.modal-close-btn {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-size: 1.8rem;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.modal-close-btn:hover {
  color: #ff3b30;
  transform: rotate(90deg);
}

.modal-body {
  flex: 1;
  padding: 30px;
  overflow-y: auto;
  background: var(--bg-primary);
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 30px;
}

.modal-demo-screen {
  background: #03050a;
  border: 1px solid rgba(212, 175, 55, 0.2);
  border-radius: 12px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  height: 100%;
  min-height: 280px;
  box-shadow: inset 0 0 20px rgba(0, 0, 0, 0.9);
}

.demo-screen-bar {
  background: var(--bg-tertiary);
  padding: 6px 12px;
  border-bottom: 1px solid rgba(212, 175, 55, 0.1);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.demo-window-dots {
  display: flex;
  gap: 6px;
}

.demo-window-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.demo-window-dot.red {
  background-color: #ff5f56;
}

.demo-window-dot.yellow {
  background-color: #ffbd2e;
}

.demo-window-dot.green {
  background-color: #27c93f;
}

.demo-screen-url {
  font-family: monospace;
  font-size: 0.7rem;
  color: var(--text-muted);
  background: var(--bg-primary);
  padding: 3px 20px;
  border-radius: 4px;
  width: 60%;
  text-align: center;
}

.demo-screen-content {
  flex: 1;
  position: relative;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.demo-crm-dashboard,
.demo-ecommerce,
.demo-chatbot,
.demo-iot {
  display: none;
  width: 100%;
  height: 100%;
  padding: 15px;
  font-family: monospace;
  color: #00ff66;
  font-size: 0.8rem;
  overflow-y: auto;
}

.crm-header-mock {
  display: flex;
  justify-content: space-between;
  border-bottom: 1px solid rgba(212, 175, 55, 0.2);
  padding-bottom: 10px;
  margin-bottom: 15px;
  color: #fff;
}

.crm-stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-bottom: 15px;
}

.crm-stat-box {
  background: rgba(212, 175, 55, 0.05);
  border: 1px solid rgba(212, 175, 55, 0.1);
  border-radius: 6px;
  padding: 8px;
  text-align: center;
}

.crm-stat-num {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--accent-gold);
}

.crm-chart-mock {
  height: 120px;
  border-left: 2px solid var(--accent-gold-dim);
  border-bottom: 2px solid var(--accent-gold-dim);
  position: relative;
  margin-top: 10px;
}

.crm-chart-line {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 100%;
  stroke-dasharray: 1000;
  stroke-dashoffset: 1000;
  animation: drawLine 3s forwards ease-in-out;
}

.crm-logs {
  background: rgba(0, 0, 0, 0.4);
  padding: 8px;
  border-radius: 4px;
  font-size: 0.7rem;
  height: 100px;
  overflow-y: auto;
  color: var(--text-secondary);
}

.crm-log-row {
  margin-bottom: 4px;
}

.eco-store-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 15px;
  height: 100%;
}

.eco-item-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 8px;
  padding: 10px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.eco-item-img {
  width: 100%;
  height: 70px;
  background: radial-gradient(circle, var(--accent-gold-dim) 0%, transparent 80%);
  border-radius: 4px;
  margin-bottom: 8px;
}

.eco-item-title {
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
}

.eco-item-buy {
  background: var(--accent-gold);
  border: none;
  border-radius: 4px;
  padding: 4px 8px;
  color: #000;
  font-size: 0.7rem;
  cursor: pointer;
  margin-top: 8px;
  text-align: center;
}

.chat-window-mock {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.chat-messages {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding-bottom: 10px;
  overflow-y: auto;
  max-height: 200px;
}

.chat-msg {
  max-width: 80%;
  padding: 8px 12px;
  border-radius: 12px;
  font-size: 0.75rem;
}

.chat-msg.bot {
  background: rgba(212, 175, 55, 0.15);
  color: var(--accent-gold-bright);
  align-self: flex-start;
  border-bottom-left-radius: 2px;
}

.chat-msg.user {
  background: #141424;
  color: #fff;
  align-self: flex-end;
  border-bottom-right-radius: 2px;
}

.chat-input-bar {
  display: flex;
  gap: 8px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 10px;
}

.chat-mock-input {
  flex: 1;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 15px;
  padding: 6px 12px;
  color: #fff;
  font-size: 0.75rem;
  pointer-events: none;
}

.chat-mock-send {
  background: var(--accent-gold);
  border: none;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  cursor: pointer;
}

.iot-nodes-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-bottom: 15px;
}

.iot-node-card {
  background: rgba(20, 20, 30, 0.8);
  border: 1px solid rgba(212, 175, 55, 0.1);
  padding: 10px;
  border-radius: 8px;
}

.iot-node-header {
  display: flex;
  justify-content: space-between;
  font-size: 0.7rem;
  color: var(--text-secondary);
}

.iot-node-status {
  width: 6px;
  height: 6px;
  background-color: #00ff66;
  border-radius: 50%;
  box-shadow: 0 0 6px #00ff66;
}

.iot-node-val {
  font-size: 1.1rem;
  font-weight: 700;
  color: #fff;
  margin-top: 6px;
}

.modal-details-side h4 {
  font-family: var(--font-title);
  color: var(--accent-gold);
  font-size: 0.85rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 10px;
}

.modal-details-side h3 {
  font-family: var(--font-title);
  font-size: 1.8rem;
  font-weight: 800;
  margin-bottom: 15px;
}

.modal-details-side p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.5;
  margin-bottom: 25px;
}

.modal-details-features {
  list-style: none;
}

.modal-details-features li {
  position: relative;
  padding-left: 24px;
  margin-bottom: 10px;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.modal-details-features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--accent-gold);
}

/* COTIZACIONES SECTION (FORM LEFT, BIG GERMAN DOLL RIGHT) */
.quotes-section {
  padding: 100px 40px;
  background-color: rgba(10, 13, 22, 0.4);
  position: relative;
  overflow: hidden;
}

.quotes-grid {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 60px;
  align-items: center;
}

/* Form Wizard Left */
.wizard-card {
  width: 100%;
  position: relative;
  z-index: 2;
}

.wizard-progress-bar {
  display: flex;
  justify-content: space-between;
  position: relative;
  margin-bottom: 40px;
}

.wizard-progress-bar::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--bg-tertiary);
  z-index: 1;
  transform: translateY(-50%);
}

.wizard-progress-fill {
  position: absolute;
  top: 50%;
  left: 0;
  width: 0%;
  height: 2px;
  background: var(--accent-gold);
  box-shadow: 0 0 8px var(--accent-gold);
  z-index: 1;
  transform: translateY(-50%);
  transition: width 0.4s ease;
}

.wizard-step-node {
  position: relative;
  z-index: 2;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--bg-tertiary);
  border: 2px solid var(--bg-tertiary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 0.95rem;
  transition: var(--transition-smooth);
}

.wizard-step-node.active {
  border-color: var(--accent-gold);
  background: var(--bg-primary);
  color: var(--accent-gold);
  box-shadow: 0 0 15px var(--accent-gold-glow);
}

.wizard-step-node.complete {
  background: var(--accent-gold);
  border-color: var(--accent-gold);
  color: #000;
}

.wizard-step-node-label {
  position: absolute;
  bottom: -25px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  white-space: nowrap;
}

.wizard-step-node.active .wizard-step-node-label {
  color: var(--accent-gold);
}

.wizard-form {
  padding: 30px;
}

.wizard-step-panel {
  display: none;
  animation: fadeIn 0.5s ease forwards;
}

.wizard-step-panel.active {
  display: block;
}

.wizard-step-header {
  margin-bottom: 30px;
}

.wizard-step-header h3 {
  font-family: var(--font-title);
  font-size: 1.6rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 5px;
}

.wizard-step-header p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.form-group-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 20px;
}

.form-group {
  margin-bottom: 20px;
  position: relative;
}

.form-label {
  display: block;
  font-family: var(--font-title);
  color: var(--text-secondary);
  font-size: 0.85rem;
  margin-bottom: 8px;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.form-input {
  width: 100%;
  background: var(--bg-primary);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 8px;
  padding: 12px 16px;
  color: #fff;
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: var(--transition-smooth);
}

.form-input:focus {
  outline: none;
  border-color: var(--accent-gold);
  box-shadow: 0 0 10px var(--accent-gold-trans);
}

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

.checkbox-cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 15px;
}

.checkbox-card {
  position: relative;
  cursor: pointer;
}

.checkbox-card input {
  position: absolute;
  opacity: 0;
  cursor: pointer;
}

.checkbox-card-inner {
  background: var(--bg-primary);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 10px;
  padding: 15px;
  text-align: center;
  transition: var(--transition-smooth);
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-family: var(--font-title);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.checkbox-card:hover .checkbox-card-inner {
  border-color: rgba(212, 175, 55, 0.4);
  background: rgba(212, 175, 55, 0.02);
}

.checkbox-card input:checked+.checkbox-card-inner {
  border-color: var(--accent-gold);
  background: var(--accent-gold-trans);
  color: #fff;
  box-shadow: 0 0 12px var(--accent-gold-trans);
}

.radio-cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.radio-card {
  position: relative;
  cursor: pointer;
}

.radio-card input {
  position: absolute;
  opacity: 0;
}

.radio-card-inner {
  background: var(--bg-primary);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 10px;
  padding: 12px 10px;
  text-align: center;
  transition: var(--transition-smooth);
  font-size: 0.8rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.radio-card:hover .radio-card-inner {
  border-color: rgba(212, 175, 55, 0.4);
}

.radio-card input:checked+.radio-card-inner {
  border-color: var(--accent-gold);
  background: var(--accent-gold-trans);
  color: #fff;
  box-shadow: 0 0 10px var(--accent-gold-trans);
}

.file-dropzone {
  border: 2px dashed rgba(212, 175, 55, 0.2);
  border-radius: 10px;
  padding: 30px;
  text-align: center;
  cursor: pointer;
  background: var(--bg-primary);
  transition: var(--transition-smooth);
}

.file-dropzone:hover {
  border-color: var(--accent-gold);
  background: var(--accent-gold-trans);
}

.file-dropzone svg {
  width: 36px;
  height: 36px;
  color: var(--accent-gold);
  margin-bottom: 10px;
}

.file-dropzone p {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.file-dropzone input {
  display: none;
}

.file-selected-name {
  margin-top: 10px;
  font-family: monospace;
  font-size: 0.8rem;
  color: var(--accent-gold-bright);
}

.legal-checkboxes {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.legal-checkbox-label {
  display: flex;
  gap: 12px;
  font-size: 0.8rem;
  color: var(--text-secondary);
  cursor: pointer;
  line-height: 1.4;
}

.legal-checkbox-label input {
  margin-top: 3px;
  accent-color: var(--accent-gold);
  width: 16px;
  height: 16px;
}

.wizard-footer {
  display: flex;
  justify-content: space-between;
  border-top: 1px solid var(--border-color);
  padding-top: 25px;
  margin-top: 30px;
}

.loading-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--bg-secondary);
  z-index: 100;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-smooth);
  border-radius: 16px;
}

.loading-overlay.active {
  opacity: 1;
  visibility: visible;
}

.loading-ring {
  width: 80px;
  height: 80px;
  border: 4px solid var(--bg-tertiary);
  border-top: 4px solid var(--accent-gold);
  border-radius: 50%;
  animation: spin 1.2s linear infinite;
  box-shadow: 0 0 15px var(--accent-gold-trans);
  margin-bottom: 25px;
}

.loading-text {
  font-family: var(--font-title);
  color: #fff;
  font-size: 1.2rem;
  letter-spacing: 2px;
  text-transform: uppercase;
}

.success-panel {
  display: none;
  text-align: center;
  padding: 40px 20px;
  animation: scaleUp 0.6s cubic-bezier(0.25, 0.8, 0.25, 1) forwards;
}

.success-icon {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--accent-gold-trans);
  border: 2px solid var(--accent-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 30px auto;
  color: var(--accent-gold);
  box-shadow: 0 0 25px var(--accent-gold-glow);
}

.success-icon svg {
  width: 40px;
  height: 40px;
  fill: currentColor;
}

.success-panel h3 {
  font-family: var(--font-title);
  font-size: 2rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 15px;
  letter-spacing: 1px;
}

.success-panel p {
  color: var(--text-secondary);
  font-size: 1.05rem;
  max-width: 500px;
  margin: 0 auto 30px auto;
  line-height: 1.5;
}

/* Cotizaciones Assistant Right (Larger and Premium) */
.quotes-assistant {
  position: relative;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  z-index: 2;
}

.assistant-avatar-container {
  width: 320px;
  height: 320px;
  position: relative;
  animation: floatAvatar 4s infinite ease-in-out;
}

.assistant-avatar-glow {
  position: absolute;
  top: 10%;
  left: 10%;
  width: 80%;
  height: 80%;
  background: radial-gradient(circle, rgba(212, 175, 55, 0.25) 0%, transparent 70%);
  filter: blur(25px);
  border-radius: 50%;
  z-index: -1;
  animation: logoPulse 4s infinite ease-in-out;
}

.assistant-avatar-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: drop-shadow(0 12px 30px rgba(212, 175, 55, 0.22));
}

.assistant-dialog-bubble {
  background: var(--glass-bg);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 18px 22px;
  color: var(--text-secondary);
  font-size: 0.95rem;
  max-width: 340px;
  margin-top: 30px;
  position: relative;
  box-shadow: var(--shadow-gold);
  line-height: 1.5;
}

.assistant-dialog-bubble::before {
  content: '';
  position: absolute;
  top: 50%;
  left: -10px;
  transform: translateY(-50%);
  border-top: 10px solid transparent;
  border-bottom: 10px solid transparent;
  border-right: 10px solid var(--border-color);
}

/* FOOTER */
footer {
  background-color: #05060b;
  border-top: 1px solid rgba(212, 175, 55, 0.12);
  padding: 60px 40px 20px 40px;
}

.footer-grid {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 60px;
  margin-bottom: 50px;
}

.footer-info-col {
  text-align: center;
}

.footer-info-col img {
  display: block;
  margin: 0 auto 20px auto;
  height: 55px;
}

.footer-info-col p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.5;
  margin: 0 auto 20px auto;
  max-width: 320px;
}

.footer-links-col h4 {
  font-family: var(--font-title);
  color: #fff;
  font-size: 1.1rem;
  margin-bottom: 20px;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.footer-links-list {
  list-style: none;
}

.footer-links-list li {
  margin-bottom: 12px;
}

.footer-links-list a {
  text-decoration: none;
  color: var(--text-secondary);
  font-size: 0.9rem;
  transition: var(--transition-smooth);
}

.footer-links-list a:hover {
  color: var(--accent-gold);
  padding-left: 5px;
}

.footer-contact-item {
  display: flex;
  gap: 12px;
  margin-bottom: 15px;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.footer-contact-item svg {
  width: 18px;
  height: 18px;
  fill: var(--accent-gold);
  flex-shrink: 0;
}

.footer-bottom {
  max-width: 1400px;
  margin: 0 auto;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ==========================================================================
   ABOUT PAGE SPECIFIC STYLES
   ========================================================================== */
.about-hero {
  min-height: 60vh;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 150px 20px 80px 20px;
  overflow: hidden;
  background: radial-gradient(circle at center, #141829 0%, var(--bg-primary) 70%);
  text-align: center;
}

/* El canvas de constelaciones va como FONDO absoluto del hero. Sin esta regla
   queda en flujo normal y, al ser .about-hero un flex, ocupa espacio como
   hermano y empuja el logo + título hacia un lado. */
#constellation-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

.about-logo-3d-container {
  width: 180px;
  height: 180px;
  margin: 0 auto 30px auto;
  position: relative;
  perspective: 1000px;
}

.about-logo-3d {
  width: 100%;
  height: 100%;
  transform-style: preserve-3d;
  animation: logoRotate3D 15s linear infinite;
  filter: drop-shadow(0 0 25px var(--accent-gold-glow));
}

.about-logo-3d img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.about-hero-title {
  font-family: var(--font-title);
  font-size: 3.2rem;
  font-weight: 800;
  letter-spacing: 3px;
  text-transform: uppercase;
  background: linear-gradient(135deg, #fff, var(--accent-gold));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.about-content-section {
  padding: 80px 40px;
  background-color: var(--bg-secondary);
}

.about-content-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-text h3 {
  font-family: var(--font-title);
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 20px;
  color: var(--accent-gold);
}

.about-text p {
  color: var(--text-secondary);
  font-size: 1.07rem;
  line-height: 1.8;
  margin-bottom: 22px;
}

/* Resalta las palabras clave (marca, nombres) dentro de los párrafos */
.about-text strong {
  color: var(--accent-gold-bright);
  font-weight: 700;
}

/* Primera letra del primer párrafo como capitular dorada */
.about-paragraphs > p:first-of-type::first-letter {
  font-family: var(--font-title);
  font-size: 3.4rem;
  font-weight: 800;
  float: left;
  line-height: 0.8;
  margin: 6px 12px 0 0;
  background: linear-gradient(135deg, #fff, var(--accent-gold));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Cita destacada: panel con borde dorado, fondo sutil y comilla decorativa */
.about-quote {
  position: relative;
  margin: 38px 0;
  padding: 26px 30px 26px 64px;
  border-left: 3px solid var(--accent-gold);
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(212, 175, 55, 0.09), rgba(212, 175, 55, 0.02));
  color: var(--text-primary);
  font-family: var(--font-title);
  font-style: italic;
  font-size: 1.22rem;
  line-height: 1.6;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.28), inset 0 0 30px rgba(212, 175, 55, 0.04);
}

.about-quote::before {
  content: '\201C';
  position: absolute;
  top: 6px;
  left: 16px;
  font-family: Georgia, 'Times New Roman', serif;
  font-size: 3.6rem;
  line-height: 1;
  color: var(--accent-gold);
  opacity: 0.55;
}

/* Frase de cierre */
.about-text p.about-hero-footer-text {
  margin-top: 34px;
  font-size: 1.12rem;
  line-height: 1.9;
  color: var(--text-secondary);
}

/* Línea final con degradado dorado y brillo pulsante */
.glow-span {
  display: inline-block;
  margin-top: 8px;
  font-family: var(--font-title);
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: 0.4px;
  background: linear-gradient(135deg, #ffffff 20%, var(--accent-gold) 80%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 0 10px var(--accent-gold-glow));
  animation: glowSpanPulse 3s ease-in-out infinite;
}

@keyframes glowSpanPulse {
  0%, 100% { filter: drop-shadow(0 0 8px var(--accent-gold-glow)); }
  50%      { filter: drop-shadow(0 0 20px rgba(212, 175, 55, 0.6)); }
}

/* El video "viaja" contigo al hacer scroll: queda fijo (sticky) y baja al mismo
   ritmo que tu scroll mientras lees el texto (no flota como un parallax).
   align-self: start lo deja arriba de su columna para que pueda fijarse. */
.about-video-wrapper {
  position: sticky;
  top: 110px;
  align-self: start;
}

.about-video-wrapper .video-container {
  width: 100%;
  aspect-ratio: 16/10;
  position: relative;
  overflow: hidden;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.5), 0 0 25px var(--accent-gold-glow);
}

.about-video-wrapper video,
.about-video-wrapper canvas {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: sepia(100%) saturate(320%) hue-rotate(5deg) brightness(0.85) contrast(1.2);
}

.video-overlay-glow {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at center, transparent 35%, rgba(10, 13, 22, 0.6) 100%);
  pointer-events: none;
}

.video-tag {
  position: absolute;
  top: 15px;
  right: 15px;
  background: rgba(20, 24, 41, 0.85);
  backdrop-filter: blur(8px);
  border: 1px solid var(--accent-gold);
  color: var(--accent-gold);
  font-family: var(--font-title);
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 2px;
  padding: 4px 10px;
  border-radius: 4px;
  text-shadow: 0 0 5px var(--accent-gold);
  box-shadow: 0 0 10px var(--accent-gold-glow);
}


.about-values-section {
  padding: 80px 40px;
  background-color: var(--bg-primary);
}

.values-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 25px;
}

.value-card {
  padding: 30px 20px;
  text-align: center;
  transition: var(--transition-smooth);
}

.value-card:hover {
  transform: translateY(-10px);
  border-color: var(--accent-gold);
  box-shadow: 0 0 25px var(--accent-gold-trans);
}

.value-card-icon {
  width: 65px;
  height: 65px;
  background: var(--accent-gold-trans);
  color: var(--accent-gold);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px auto;
  border: 1px solid var(--border-color);
  transition: var(--transition-smooth);
}

.value-card:hover .value-card-icon {
  background: var(--accent-gold);
  color: #000;
  box-shadow: 0 0 15px var(--accent-gold);
}

.value-card-icon svg {
  width: 28px;
  height: 28px;
  fill: currentColor;
}

.value-card h3 {
  font-family: var(--font-title);
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 12px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.value-card p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.5;
}

/* ==========================================================================
   ANIMATIONS KEYFRAMES
   ========================================================================== */
@keyframes logoRotate {
  0% {
    transform: rotate(0deg);
  }

  100% {
    transform: rotate(360deg);
  }
}

@keyframes logoRotate3D {
  0% {
    transform: rotateY(0deg) rotateX(10deg);
  }

  100% {
    transform: rotateY(360deg) rotateX(10deg);
  }
}

@keyframes logoPulse {

  0%,
  100% {
    transform: scale(1);
    filter: drop-shadow(0 0 25px var(--accent-gold-glow));
  }

  50% {
    transform: scale(1.06);
    filter: drop-shadow(0 0 40px rgba(212, 175, 55, 0.65));
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(15px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

@keyframes scaleUp {
  from {
    opacity: 0;
    transform: scale(0.9);
  }

  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes zoomInUp {
  from {
    opacity: 0;
    transform: scale(0.9) translateY(40px);
  }

  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

@keyframes pulseOpacity {

  0%,
  100% {
    opacity: 0.4;
  }

  50% {
    opacity: 0.9;
  }
}

@keyframes pulseGold {

  0%,
  100% {
    text-shadow: 0 0 15px rgba(212, 175, 55, 0.4);
  }

  50% {
    text-shadow: 0 0 30px rgba(212, 175, 55, 0.9), 0 0 10px rgba(212, 175, 55, 0.5);
  }
}

@keyframes blinkRed {
  0% {
    opacity: 0.3;
  }

  100% {
    opacity: 1;
  }
}

@keyframes scrollWheel {
  0% {
    top: 6px;
    opacity: 1;
  }

  50% {
    top: 22px;
    opacity: 0.1;
  }

  100% {
    top: 6px;
    opacity: 1;
  }
}

@keyframes floatAvatar {

  0%,
  100% {
    transform: translateY(0px) rotate(0deg);
  }

  50% {
    transform: translateY(-12px) rotate(1deg);
  }
}

@keyframes drawLine {
  to {
    stroke-dashoffset: 0;
  }
}

@keyframes spin {
  0% {
    transform: rotate(0deg);
  }

  100% {
    transform: rotate(360deg);
  }
}

/* ==========================================================================
   RESPONSIVE LAYOUT (MEDIA QUERIES)
   ========================================================================== */
@media (max-width: 1200px) {
  .portfolio-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  .quotes-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .quotes-assistant {
    order: 2;
  }

  .assistant-dialog-bubble::before {
    top: -10px;
    left: 50%;
    transform: translateX(-50%);
    border-left: 10px solid transparent;
    border-right: 10px solid transparent;
    border-bottom: 10px solid var(--border-color);
  }
}

@media (max-width: 1100px) {
  .challenge-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .ai-video-card {
    max-width: 600px;
  }

  .about-content-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  /* Apilado en móvil: el video deja de ser sticky para no pegarse sobre el texto */
  .about-video-wrapper {
    position: static;
    top: auto;
  }

  .values-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 900px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    flex-direction: column;
    padding: 30px 40px;
    gap: 20px;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.5);
  }

  .nav-links.active {
    display: flex;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
  }

  .nav-toggle.active span:nth-child(2) {
    opacity: 0;
  }

  .nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
  }

  .hero-main-title {
    font-size: 2.6rem;
    letter-spacing: 1px;
    line-height: 1.25;
  }

  /* En tablet/celular el logo incrustado parte el título: se oculta para que
     "EN TRINITY PRO SOLUTIONS DESARROLLAMOS SOLUCIONES" fluya limpio. */
  .hero-logo-inline {
    display: none !important;
  }

  .service-slide.active {
    transform: translateX(0) scale(1.05);
  }

  .service-slide.prev {
    transform: translateX(-190px) scale(0.85);
  }

  .service-slide.next {
    transform: translateX(190px) scale(0.85);
  }

  .checkbox-cards-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .radio-cards-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .modal-body {
    grid-template-columns: 1fr;
    height: auto;
  }

  .modal-container {
    height: auto;
    max-height: 90vh;
  }

  .quotes-grid {
    grid-template-columns: 1fr;
    gap: 45px;
  }
}

@media (max-width: 600px) {
  .navbar {
    padding: 15px 20px;
  }

  /* Título del hero más limpio y legible en celular (como título de página web) */
  .hero-subtitle-top {
    font-size: 0.78rem;
    letter-spacing: 2.5px;
    margin-bottom: 16px;
  }

  /* Jerarquía del título en celular: "En" pequeño de entrada, la marca grande
     y protagonista, y "Desarrollamos Soluciones" mediano. Así se lee como un
     título de página web y no como 5 renglones sueltos del mismo tamaño. */
  .hero-main-title {
    font-size: 1.35rem;
    line-height: 1.4;
    letter-spacing: 0.5px;
    margin-bottom: 26px;
  }

  .hero-main-title span.glow {
    display: block;
    font-size: 2.15rem;
    line-height: 1.1;
    letter-spacing: 1px;
    margin: 6px 0 8px;
  }

  /* El logo incrustado parte el título en pantallas chicas: se oculta en celular */
  .hero-logo-inline {
    display: none !important;
  }

  .hero-cta-group {
    flex-direction: column;
    gap: 15px;
    padding: 0 20px;
  }

  .section-header h2 {
    font-size: 2rem;
  }

  .integration-grid {
    grid-template-columns: 1fr;
    gap: 15px;
  }

  .service-slide {
    width: 260px;
    height: 360px;
  }

  .service-slide.prev {
    transform: translateX(-90px) scale(0.75);
    opacity: 0.3;
  }

  .service-slide.next {
    transform: translateX(90px) scale(0.75);
    opacity: 0.3;
  }

  .portfolio-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .checkbox-cards-grid {
    grid-template-columns: 1fr;
  }

  .radio-cards-grid {
    grid-template-columns: 1fr;
  }

  .form-group-row {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .wizard-card .wizard-form {
    padding: 15px;
  }

  .wizard-step-node-label {
    display: none;
  }

  .assistant-avatar-container {
    width: 220px;
    height: 220px;
  }

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

  .quotes-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .blackhole-svg {
    bottom: -120px;
    left: 50%;
    right: auto;
    transform: translateX(-50%);
    width: 450px;
    height: 450px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 30px;
    text-align: center;
  }

  .footer-info-col p {
    margin-left: auto;
    margin-right: auto;
  }

  .footer-contact-item {
    justify-content: center;
  }

  .footer-bottom {
    flex-direction: column;
    align-items: center;
    gap: 10px;
    text-align: center;
  }

  /* Controles del video (IA): solo iconos en celular — el texto no cabía y se cortaba */
  .ai-video-controls {
    padding: 0 8px;
  }
  .ai-control-btn {
    font-size: 0;        /* oculta el texto (Anterior / Play / Activar Silencio) */
    letter-spacing: 0;
    gap: 0;
    padding: 8px 10px;
  }
  .ai-control-btn svg {
    width: 22px;         /* iconos más visibles, tamaño fijo (no depende de font-size) */
    height: 22px;
  }

  /* Sección "desafío doble": más aire y título más legible en celular */
  .challenge-section {
    padding: 70px 18px;
  }
  .challenge-grid {
    gap: 32px;
  }
  .challenge-text-wrapper h3 {
    font-size: 1.5rem;
    line-height: 1.35;
    margin-bottom: 18px;
  }
  .challenge-desc-lead {
    font-size: 1rem;
    padding-left: 12px;
  }
  .challenge-bullets li {
    font-size: 0.95rem;
  }
}

/* ==========================================================================
   BRILLO DEL "PASO N" EN EL DIÁLOGO DE LA ASESORA
   El texto se re-renderiza al cambiar de paso, por lo que la animación de
   entrada (stepGlowIn) se vuelve a disparar en cada cambio, llamando la
   atención; stepGlowPulse mantiene un brillo dorado continuo.
   ========================================================================== */
.highlight-step-text {
  color: var(--accent-gold-bright);
  font-weight: 700;
  letter-spacing: 0.5px;
  white-space: nowrap;
  display: inline-block;
  animation: stepGlowPulse 1.6s ease-in-out infinite, stepGlowIn 0.75s ease-out 1;
}

@keyframes stepGlowPulse {
  0%, 100% { text-shadow: 0 0 6px rgba(212, 175, 55, 0.45), 0 0 12px rgba(212, 175, 55, 0.25); }
  50%      { text-shadow: 0 0 14px rgba(255, 223, 122, 0.95), 0 0 28px rgba(212, 175, 55, 0.6); }
}

@keyframes stepGlowIn {
  0%   { transform: scale(1.35); filter: brightness(2); }
  60%  { transform: scale(1.06); filter: brightness(1.35); }
  100% { transform: scale(1);    filter: brightness(1); }
}

/* ==========================================================================
   TOASTS PREMIUM (glassmorphism dorado)
   Sustituyen a los alert() del sistema operativo, que eran el detalle que más
   abarataba la experiencia. Accesibles: el contenedor es role="status".
   ========================================================================== */
.toast-stack {
  position: fixed;
  top: 90px;
  right: 20px;
  z-index: 99999;
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: min(400px, calc(100vw - 40px));
  pointer-events: none;
}

.toast {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 16px;
  border-radius: 12px;
  background: rgba(18, 22, 36, 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--border-color);
  border-left: 3px solid var(--accent-gold);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.55), 0 0 24px var(--accent-gold-glow);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.92rem;
  line-height: 1.5;
  pointer-events: auto;
  opacity: 0;
  transform: translateX(120%);
  transition: opacity .3s ease, transform .35s cubic-bezier(0.22, 1, 0.36, 1);
}

.toast.toast-in  { opacity: 1; transform: translateX(0); }
.toast.toast-out { opacity: 0; transform: translateX(120%); }

.toast-icon { flex-shrink: 0; width: 22px; height: 22px; margin-top: 1px; }
.toast-icon svg { width: 100%; height: 100%; fill: var(--accent-gold); }
.toast-msg { flex: 1; }

.toast-close {
  flex-shrink: 0;
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 1.35rem;
  line-height: 1;
  cursor: pointer;
  padding: 0 2px;
  transition: color .2s ease;
}
.toast-close:hover { color: var(--text-primary); }

.toast-success { border-left-color: #3ddc84; }
.toast-success .toast-icon svg { fill: #3ddc84; }
.toast-error   { border-left-color: #ff5c5c; }
.toast-error   .toast-icon svg { fill: #ff5c5c; }
.toast-warning { border-left-color: var(--accent-gold-bright); }
.toast-warning .toast-icon svg { fill: var(--accent-gold-bright); }

@media (max-width: 600px) {
  .toast-stack { top: 76px; right: 12px; left: 12px; max-width: none; }
}

/* ==========================================================================
   ACCESIBILIDAD (WCAG 2.2)
   ========================================================================== */

/* .nav-toggle y .splash-skip pasaron de <div> (inertes, no focusables) a <button>
   reales. Reseteamos la apariencia nativa del botón para conservar el diseño. */
.nav-toggle,
.splash-skip {
  background: transparent;
  border: none;
  font: inherit;
  color: inherit;
  cursor: pointer;
  -webkit-appearance: none;
  appearance: none;
}

/* "Entrar al sitio": SOLO letras, casi transparente. Sin marco ni fondo ni
   aspecto de botón — pero sigue siendo un <button> real: se puede pulsar,
   usar con teclado y los lectores de pantalla lo anuncian. */
.splash-skip {
  padding: 8px 14px;
  border: none;
  border-radius: 0;
  background: transparent;
  backdrop-filter: none;
  color: rgba(255, 255, 255, 0.4);
  font-weight: 400;
  transition: color .35s ease, letter-spacing .35s ease;
}
.splash-skip:hover {
  background: transparent;
  color: rgba(255, 255, 255, 0.92);
  letter-spacing: 3px;
}

/* --- Foco visible: antes NO existía ninguna regla :focus-visible en 68KB de
   CSS, así que navegar con teclado era literalmente invisible (WCAG 2.4.7). --- */
:where(a, button, input, select, textarea, [tabindex]):focus-visible {
  outline: 2px solid var(--accent-gold-bright);
  outline-offset: 3px;
  border-radius: 6px;
  box-shadow: 0 0 0 6px var(--accent-gold-glow);
}

/* El header es fijo: evita que tape el elemento enfocado al tabular (WCAG 2.4.11) */
section[id], .wizard-step-panel { scroll-margin-top: 100px; }

/* --- Skip link: primer Tab lleva directo al contenido --- */
.skip-link {
  position: absolute;
  left: 50%;
  top: -100px;
  transform: translateX(-50%);
  z-index: 100000;
  padding: 12px 22px;
  background: var(--accent-gold);
  color: #0a0d16;
  font-family: var(--font-title);
  font-weight: 700;
  border-radius: 0 0 10px 10px;
  text-decoration: none;
  transition: top .25s ease;
}
.skip-link:focus { top: 0; }

/* --- Contraste: --text-muted (#676d80) daba 3.8:1 y FALLABA WCAG AA (4.5:1) --- */
:root {
  --text-muted: #8b93a7;   /* ahora ≈5.3:1 sobre --bg-primary */
}

/* ==========================================================================
   PREFERS-REDUCED-MOTION
   El sitio tenía CERO soporte, con fondo 3D + parallax + splash con zoom +
   pulsos + estrellas fugaces: un riesgo vestibular real (mareo) para personas
   sensibles al movimiento. Ahora se respeta la preferencia del sistema.
   ========================================================================== */
@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;
  }

  /* Congelar explícitamente los elementos decorativos en movimiento */
  .nasa-earth-img,
  .nasa-saturn-img,
  .nasa-nebula-img,
  .nasa-galaxy-img,
  .cosmic-moon-element,
  .shooting-star,
  .solar-orbit-ring,
  .about-logo-3d,
  .splash-logo-img,
  .glow-span,
  .highlight-step-text {
    animation: none !important;
  }

  /* Ocultar los lienzos del fondo cósmico: son puramente decorativos */
  #cosmicCanvas2d,
  #cosmicCanvasGl,
  #hero-canvas,
  #constellation-canvas {
    display: none !important;
  }

  /* El video de "Sobre Nosotros" no debe reproducirse solo */
  .about-video-wrapper video { animation: none !important; }
}

/* ==========================================================================
   PORTAFOLIO DE DEMOS (tarjetas de proyectos reales)
   Reemplaza las 4 tarjetas ficticias + su modal simulado por los demos reales.
   Cada tarjeta abre su flyer en pestaña nueva y ofrece "Cotizar" en un clic.
   ========================================================================== */
.demos-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 26px;
  position: relative;
  z-index: 2;
}

.demo-card {
  display: flex;
  flex-direction: column;
  padding: 0;
  overflow: hidden;
  border-radius: 16px;
  transition: transform .35s cubic-bezier(.22,1,.36,1), box-shadow .35s ease, border-color .35s ease;
}
.demo-card:hover {
  transform: translateY(-8px);
  border-color: var(--accent-gold);
  box-shadow: 0 20px 45px rgba(0,0,0,.5), 0 0 30px var(--accent-gold-glow);
}

/* Miniatura con degradado cósmico (una tonalidad por proyecto, siempre on-brand) */
.demo-thumb {
  position: relative;
  aspect-ratio: 16 / 9;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  overflow: hidden;
  background: linear-gradient(135deg, #141a33 0%, #0a0d16 100%);
}
.demo-thumb::before {
  /* trama sutil de "estrellas" */
  content: "";
  position: absolute; inset: 0;
  background-image:
    radial-gradient(1px 1px at 20% 30%, rgba(255,255,255,.5), transparent),
    radial-gradient(1px 1px at 70% 60%, rgba(255,255,255,.35), transparent),
    radial-gradient(1.5px 1.5px at 85% 25%, var(--accent-gold-bright), transparent),
    radial-gradient(1px 1px at 40% 80%, rgba(255,255,255,.4), transparent);
  opacity: .7;
}
.demo-thumb::after {
  /* brillo dorado que se intensifica al pasar el cursor */
  content: "";
  position: absolute; inset: 0;
  background: radial-gradient(circle at 50% 120%, var(--accent-gold-glow), transparent 60%);
  opacity: .5;
  transition: opacity .35s ease;
}
.demo-card:hover .demo-thumb::after { opacity: 1; }

.demo-thumb-name {
  position: relative;
  z-index: 2;
  font-family: var(--font-title);
  font-weight: 800;
  font-size: 1.75rem;
  letter-spacing: 1px;
  color: #fff;
  text-align: center;
  padding: 0 16px;
  text-shadow: 0 2px 20px rgba(0,0,0,.6);
  background: linear-gradient(135deg, #fff 20%, var(--accent-gold) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.demo-thumb-tag {
  position: absolute;
  top: 12px; left: 12px;
  z-index: 2;
  font-family: var(--font-title);
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--accent-gold-bright);
  background: rgba(10,13,22,.75);
  border: 1px solid var(--accent-gold);
  padding: 3px 9px;
  border-radius: 20px;
  backdrop-filter: blur(4px);
}

/* Tonalidades por proyecto (siguen siendo oscuras + dorado de la marca) */
.demo-thumb-tourvoice   { background: linear-gradient(135deg, #123a4d 0%, #0a0d16 100%); }
.demo-thumb-alia        { background: linear-gradient(135deg, #123d2a 0%, #0a0d16 100%); }
.demo-thumb-ciudadania  { background: linear-gradient(135deg, #142a55 0%, #0a0d16 100%); }
.demo-thumb-historiando { background: linear-gradient(135deg, #4a3410 0%, #0a0d16 100%); }
.demo-thumb-lumina      { background: linear-gradient(135deg, #351b52 0%, #0a0d16 100%); }
.demo-thumb-siesm       { background: linear-gradient(135deg, #3a1230 0%, #0a0d16 100%); }
.demo-thumb-orthomaster { background: linear-gradient(135deg, #0f3d40 0%, #0a0d16 100%); }
.demo-thumb-examcraft   { background: linear-gradient(135deg, #4a2a10 0%, #0a0d16 100%); }

.demo-card-body {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 20px 22px 22px;
  flex: 1;
}
.demo-card-body h3 {
  font-family: var(--font-title);
  font-size: 1.2rem;
  font-weight: 700;
  color: #fff;
}
.demo-card-body p {
  font-size: 0.9rem;
  line-height: 1.55;
  color: var(--text-secondary);
  flex: 1;
}

.demo-card-actions {
  display: flex;
  gap: 10px;
  margin-top: 6px;
}
.demo-btn {
  flex: 1;
  text-align: center;
  padding: 11px 12px;
  border-radius: 9px;
  font-family: var(--font-title);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: .3px;
  cursor: pointer;
  transition: var(--transition-smooth);
  text-decoration: none;
}
.demo-btn-demo {
  border: 1px solid var(--accent-gold);
  background: transparent;
  color: var(--accent-gold-bright);
}
.demo-btn-demo:hover {
  background: var(--accent-gold-trans);
  box-shadow: 0 0 16px var(--accent-gold-glow);
}
.demo-btn-quote {
  border: none;
  background: linear-gradient(135deg, var(--accent-gold-bright), var(--accent-gold));
  color: #0a0d16;
}
.demo-btn-quote:hover { filter: brightness(1.08); transform: translateY(-1px); }

@media (max-width: 600px) {
  .demos-grid { grid-template-columns: 1fr; gap: 20px; }
  .demo-thumb-name { font-size: 1.5rem; }
}

/* ==========================================================================
   VIDEO DE LA ASISTENTE IA (reemplaza el avatar dibujado en canvas)
   El video va mudo a propósito; la voz real es el MP3 sincronizado.
   ========================================================================== */
video.cyber-avatar-canvas {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  background: #05070e;
}

/* ==========================================================================
   PORTAFOLIO — "Ver más" (3 demos visibles, el resto se revela al pulsar)
   Mostrar los 8 de golpe saturaba la pantalla. Los enlaces siguen en el HTML
   (buenos para Google) y se revelan con una animación escalonada.
   ========================================================================== */
.demo-card.is-extra[hidden] { display: none; }

/* Al expandir, el JS quita el atributo hidden: por eso este selector NO lo lleva */
.demos-grid.is-expanded .demo-card.is-extra {
  display: flex;
  animation: demoAparece .5s cubic-bezier(.22,1,.36,1) both;
}
.demos-grid.is-expanded .demo-card.is-extra:nth-of-type(5) { animation-delay: .04s; }
.demos-grid.is-expanded .demo-card.is-extra:nth-of-type(6) { animation-delay: .10s; }
.demos-grid.is-expanded .demo-card.is-extra:nth-of-type(7) { animation-delay: .16s; }
.demos-grid.is-expanded .demo-card.is-extra:nth-of-type(8) { animation-delay: .22s; }

@keyframes demoAparece {
  from { opacity: 0; transform: translateY(18px) scale(.97); }
  to   { opacity: 1; transform: none; }
}

.demos-more {
  text-align: center;
  margin-top: 38px;
  position: relative;
  z-index: 2;
}

.demos-more-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 34px;
  border-radius: 40px;
  border: 1px solid var(--accent-gold);
  background: var(--accent-gold-trans);
  color: var(--accent-gold-bright);
  font-family: var(--font-title);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 1px;
  cursor: pointer;
  transition: var(--transition-smooth);
  backdrop-filter: blur(6px);
}
.demos-more-btn::after {
  content: "\25BC";           /* flechita que gira al expandir */
  font-size: 0.65rem;
  transition: transform .35s ease;
}
.demos-more-btn[aria-expanded="true"]::after { transform: rotate(180deg); }
.demos-more-btn:hover {
  background: var(--accent-gold);
  color: #0a0d16;
  box-shadow: 0 0 26px var(--accent-gold-glow);
  transform: translateY(-2px);
}

/* ==========================================================================
   MODAL "ENVIADO CON ÉXITO"
   <dialog> nativo: Escape y foco atrapado gratis. Estética glassmorphism dorada.
   ========================================================================== */
/* OJO: el reset global `* { margin: 0 }` de este archivo anulaba el
   `margin: auto` que usa el navegador para centrar los <dialog>, y el modal
   se iba a la esquina. Por eso aquí se fija el centrado de forma explícita. */
.modal-exito {
  position: fixed;
  inset: 0;                                  /* ocupa toda la pantalla... */
  margin: auto;                              /* ...y con auto queda centrado */
  width: min(520px, calc(100% - 32px));
  height: fit-content;
  max-height: calc(100% - 32px);
  overflow-y: auto;                          /* por si la pantalla es muy baja */
  border: none;
  padding: 0;
  background: transparent;
  color: var(--text-primary);
}
.modal-exito::backdrop {
  background: rgba(4, 6, 13, 0.78);
  backdrop-filter: blur(6px);
}

.modal-exito-caja {
  text-align: center;
  padding: 44px 34px 36px;
  border-radius: 18px;
  background: linear-gradient(160deg, rgba(24, 30, 50, 0.97), rgba(12, 16, 28, 0.97));
  border: 1px solid var(--accent-gold);
  box-shadow: 0 25px 70px rgba(0, 0, 0, .65), 0 0 40px var(--accent-gold-glow);
  animation: exitoEntra .45s cubic-bezier(.22, 1, .36, 1) both;
}

@keyframes exitoEntra {
  from { opacity: 0; transform: translateY(22px) scale(.94); }
  to   { opacity: 1; transform: none; }
}

.modal-exito-icono {
  width: 84px;
  height: 84px;
  margin: 0 auto 22px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--accent-gold-bright), var(--accent-gold));
  box-shadow: 0 0 34px var(--accent-gold-glow);
  animation: exitoPalpita 2.4s ease-in-out infinite;
}
.modal-exito-icono svg { width: 46px; height: 46px; fill: #0a0d16; }

@keyframes exitoPalpita {
  0%, 100% { box-shadow: 0 0 26px var(--accent-gold-glow); }
  50%      { box-shadow: 0 0 46px rgba(212, 175, 55, .75); }
}

.modal-exito h3 {
  font-family: var(--font-title);
  font-size: 1.9rem;
  font-weight: 800;
  letter-spacing: 1px;
  margin-bottom: 14px;
  background: linear-gradient(135deg, #fff 25%, var(--accent-gold) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.modal-exito p {
  color: var(--text-secondary);
  font-size: 1.02rem;
  line-height: 1.65;
  margin-bottom: 12px;
}
.modal-exito p strong { color: var(--accent-gold-bright); }

.modal-exito-nota {
  font-size: .88rem !important;
  color: var(--text-muted) !important;
  border-top: 1px solid var(--border-color);
  padding-top: 14px;
  margin-top: 18px !important;
}

.modal-exito .btn-primary { margin-top: 22px; min-width: 190px; }

@media (max-width: 600px) {
  .modal-exito-caja { padding: 34px 22px 28px; }
  .modal-exito h3 { font-size: 1.5rem; }
}
