/* ===========================
   NEXA – Virtual Show Game
   Styles – Premium Landing Page
   =========================== */

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

:root {
  --bg-dark: #06070f;
  --bg-mid: #0d0f1e;
  --bg-card: #111328;
  --bg-card-hover: #161933;
  --cyan: #00e5ff;
  --magenta: #ff00c8;
  --yellow: #ffe600;
  --purple: #7b2fff;
  --green: #00ff88;
  --text-primary: #f0f2ff;
  --text-secondary: #8b92b8;
  --text-muted: #555c80;
  --border: rgba(255,255,255,0.07);
  --border-glow: rgba(0,229,255,0.25);
  --gradient-main: linear-gradient(135deg, var(--cyan), var(--magenta));
  --gradient-alt: linear-gradient(135deg, var(--purple), var(--cyan));
  --font-head: 'Orbitron', sans-serif;
  --font-body: 'Orbitron', sans-serif;
  --radius: 16px;
  --radius-sm: 8px;
  --shadow-glow: 0 0 40px rgba(0,229,255,0.15);
  --shadow-card: 0 4px 32px rgba(0,0,0,0.4);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-body);
  background: var(--bg-dark);
  color: var(--text-primary);
  line-height: 1.75;
  overflow-x: hidden;
  font-size: 0.85rem;
  letter-spacing: 0.01em;
}

/* ---- TYPOGRAPHY ---- */
h1, h2, h3, h4 { font-family: var(--font-head); font-weight: 800; line-height: 1.2; letter-spacing: 0.03em; }
h1 { font-size: clamp(1.9rem, 5vw, 3.8rem); }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.6rem); }
h3 { font-size: clamp(0.85rem, 1.5vw, 1.1rem); font-weight: 700; letter-spacing: 0.05em; }
p { font-size: 0.85rem; color: var(--text-secondary); line-height: 1.8; }
strong { color: var(--text-primary); }

.gradient-text {
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ---- LAYOUT ---- */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 100px 0;
  position: relative;
  overflow: hidden;
}

.section-dark { background: var(--bg-dark); }
.section-light { background: var(--bg-mid); }
.section-gradient { background: linear-gradient(180deg, var(--bg-dark) 0%, #0a0b1a 100%); }

.section-tag {
  display: inline-block;
  font-family: var(--font-head);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cyan);
  background: rgba(0,229,255,0.08);
  border: 1px solid rgba(0,229,255,0.2);
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: 20px;
}

.section-title {
  margin-bottom: 60px;
  text-align: center;
}

/* ---- BUTTONS ---- */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--gradient-main);
  color: #fff;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1rem;
  padding: 16px 32px;
  border-radius: 100px;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 0 30px rgba(0,229,255,0.3), 0 4px 16px rgba(0,0,0,0.4);
  position: relative;
  overflow: hidden;
}

.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.2), transparent);
  opacity: 0;
  transition: opacity 0.3s;
}

.btn-primary:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 0 50px rgba(0,229,255,0.5), 0 8px 24px rgba(0,0,0,0.5);
}

.btn-primary:hover::before { opacity: 1; }

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--text-primary);
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1rem;
  padding: 15px 30px;
  border-radius: 100px;
  text-decoration: none;
  border: 1.5px solid rgba(255,255,255,0.2);
  cursor: pointer;
  transition: var(--transition);
}

.btn-secondary:hover {
  border-color: var(--cyan);
  color: var(--cyan);
  background: rgba(0,229,255,0.05);
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--text-secondary);
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 0.9rem;
  padding: 12px 24px;
  border-radius: 100px;
  text-decoration: none;
  border: 1.5px solid var(--border);
  cursor: pointer;
  transition: var(--transition);
}

.btn-ghost:hover {
  border-color: rgba(255,255,255,0.3);
  color: var(--text-primary);
}

.btn-whatsapp:hover {
  border-color: #25d366;
  color: #25d366;
}

/* ---- NAVBAR ---- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: var(--transition);
  background: linear-gradient(
    to bottom,
    rgba(6, 7, 15, 0.82) 0%,
    rgba(6, 7, 15, 0.55) 70%,
    rgba(6, 7, 15, 0) 100%
  );
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.navbar.scrolled {
  background: rgba(6, 7, 15, 0.96);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-bottom: 1px solid rgba(255,255,255,0.07);
  box-shadow: 0 4px 32px rgba(0,0,0,0.5);
  padding: 12px 0;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  flex-direction: column;
  line-height: 1;
}

.logo-nexa {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 1.4rem;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: 0.05em;
}

.logo-sub {
  font-family: var(--font-head);
  font-size: 0.5rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--text-muted);
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  gap: 32px;
}

.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.2s;
}

.nav-links a:hover { color: var(--text-primary); }

.btn-nav {
  background: var(--gradient-main);
  color: #fff;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 0.85rem;
  padding: 10px 22px;
  border-radius: 100px;
  text-decoration: none;
  transition: var(--transition);
  box-shadow: 0 0 20px rgba(0,229,255,0.2);
}

.btn-nav:hover {
  transform: translateY(-1px);
  box-shadow: 0 0 30px rgba(0,229,255,0.4);
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: var(--transition);
}

.mobile-menu {
  display: none;
  flex-direction: column;
  gap: 4px;
  padding: 16px 24px;
  background: rgba(6,7,15,0.98);
  border-top: 1px solid var(--border);
}

.mobile-menu.open { display: flex; }

.mobile-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 1rem;
  font-weight: 500;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
  transition: color 0.2s;
}

.mobile-link:hover { color: var(--text-primary); }

.btn-mobile-cta {
  margin-top: 12px;
  text-align: center;
  background: var(--gradient-main);
  color: #fff;
  font-family: var(--font-head);
  font-weight: 700;
  padding: 14px;
  border-radius: var(--radius);
  text-decoration: none;
}

/* ---- HERO ---- */
.hero {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 60px;
  padding: 140px 60px 80px;
  max-width: 1400px;
  margin: 0 auto;
  position: relative;
}

.hero-bg-grid {
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,229,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,229,255,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
  z-index: 0;
}

.hero-particles {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

.particle {
  position: absolute;
  border-radius: 50%;
  animation: float linear infinite;
  opacity: 0;
}

@keyframes float {
  0% { transform: translateY(100vh) scale(0); opacity: 0; }
  10% { opacity: 1; }
  90% { opacity: 0.5; }
  100% { transform: translateY(-100px) scale(1); opacity: 0; }
}

.hero-content {
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-head);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--cyan);
  background: rgba(0,229,255,0.08);
  border: 1px solid rgba(0,229,255,0.25);
  padding: 8px 16px;
  border-radius: 100px;
  margin-bottom: 28px;
}

.badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--cyan);
  animation: pulse-dot 1.5s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.7); }
}

.hero-title {
  margin-bottom: 24px;
  letter-spacing: -0.02em;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-secondary);
  margin-bottom: 36px;
  line-height: 1.7;
  max-width: 520px;
}

.hero-ctas {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.hero-microcopy {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 48px;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 24px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  width: fit-content;
}

.stat { text-align: center; }

.stat-num {
  display: block;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 1.6rem;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 4px;
}

.stat-label {
  font-size: 0.72rem;
  color: var(--text-muted);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
}

/* ---- TV FRAME ---- */
.hero-visual {
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: center;
  align-items: center;
}

.tv-frame {
  position: relative;
  width: 100%;
  max-width: 480px;
}

.tv-screen {
  background: var(--bg-card);
  border: 1.5px solid rgba(0,229,255,0.2);
  border-radius: 20px;
  padding: 24px;
  box-shadow: 0 0 60px rgba(0,229,255,0.1), 0 0 120px rgba(123,47,255,0.1), var(--shadow-card);
  position: relative;
  overflow: hidden;
}

.tv-screen::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-main);
}

.tv-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}

.tv-live {
  font-family: var(--font-head);
  font-size: 0.7rem;
  font-weight: 800;
  color: #ff4444;
  letter-spacing: 0.1em;
  animation: blink 1s ease-in-out infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.tv-title-inner {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 0.9rem;
  letter-spacing: 0.15em;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.tv-timer {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 1.1rem;
  color: var(--yellow);
  font-variant-numeric: tabular-nums;
}

.tv-question {
  margin-bottom: 20px;
}

.q-label {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 8px;
}

.q-text {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--text-primary);
  line-height: 1.4;
}

.tv-teams {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 20px;
}

.team {
  display: flex;
  align-items: center;
  gap: 10px;
}

.team-name {
  font-family: var(--font-head);
  font-size: 0.7rem;
  font-weight: 700;
  min-width: 90px;
  color: var(--text-primary);
}

.team-bar {
  flex: 1;
  height: 8px;
  background: rgba(255,255,255,0.06);
  border-radius: 100px;
  overflow: hidden;
}

.team-fill {
  height: 100%;
  border-radius: 100px;
  transition: width 1s ease;
}

.fill-a { background: linear-gradient(90deg, var(--cyan), var(--purple)); }
.fill-b { background: linear-gradient(90deg, var(--magenta), var(--yellow)); }

.team-score {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 0.8rem;
  color: var(--text-primary);
  min-width: 55px;
  text-align: right;
}

.tv-answers {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.ans {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  font-family: var(--font-head);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  transition: var(--transition);
}

.ans:hover {
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.15);
  color: var(--text-primary);
}

.ans-correct {
  background: rgba(0,255,136,0.1);
  border-color: rgba(0,255,136,0.4);
  color: var(--green);
}

.tv-glow {
  position: absolute;
  inset: -40px;
  background: radial-gradient(ellipse at center, rgba(0,229,255,0.06) 0%, transparent 70%);
  pointer-events: none;
  z-index: -1;
}

.hero-scroll-hint {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-muted);
  z-index: 1;
}

.scroll-dot {
  animation: scroll-bounce 2s ease-in-out infinite;
}

@keyframes scroll-bounce {
  0%, 100% { cy: 8; }
  50% { cy: 14; }
}

/* ---- QUÉ ES NEXA ---- */
.que-es-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.lead-text {
  font-size: 1.15rem;
  color: var(--text-primary);
  line-height: 1.8;
  margin-bottom: 20px;
}

.que-es-text p { margin-bottom: 16px; }

.diferenciadores {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-top: 32px;
}

.dif-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.dif-icon {
  font-size: 1.5rem;
  width: 48px;
  height: 48px;
  background: rgba(0,229,255,0.08);
  border: 1px solid rgba(0,229,255,0.15);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.dif-item strong { display: block; margin-bottom: 4px; font-size: 1rem; }
.dif-item p { font-size: 0.9rem; margin: 0; }

.callout-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius);
  padding: 32px;
  margin-bottom: 24px;
  position: relative;
  box-shadow: var(--shadow-glow);
}

.callout-quote {
  font-size: 4rem;
  line-height: 0.5;
  color: var(--cyan);
  opacity: 0.3;
  font-family: 'Orbitron', sans-serif;
  margin-bottom: 16px;
}

.callout-text {
  font-size: 1.05rem;
  color: var(--text-primary);
  line-height: 1.7;
  font-style: italic;
  margin-bottom: 20px;
}

.callout-tag {
  font-family: var(--font-head);
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cyan);
}

.callout-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.pill {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 6px 14px;
  font-size: 0.8rem;
  color: var(--text-secondary);
  transition: var(--transition);
}

.pill:hover {
  border-color: rgba(0,229,255,0.3);
  color: var(--cyan);
  background: rgba(0,229,255,0.05);
}

/* ---- CÓMO FUNCIONA ---- */
.steps-grid {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 48px;
}

.step-card {
  flex: 1;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  text-align: center;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.step-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-main);
  opacity: 0;
  transition: opacity 0.3s;
}

.step-card:hover {
  border-color: rgba(0,229,255,0.2);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
}

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

.step-card-highlight {
  background: linear-gradient(135deg, rgba(0,229,255,0.06), rgba(123,47,255,0.06));
  border-color: rgba(0,229,255,0.2);
}

.step-card-highlight::before { opacity: 1; }

.step-number {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 3rem;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  opacity: 0.3;
  line-height: 1;
  margin-bottom: 8px;
}

.step-icon {
  font-size: 2rem;
  margin-bottom: 12px;
}

.step-card h3 { margin-bottom: 10px; font-size: 1rem; }
.step-card p { font-size: 0.88rem; }

.step-tag {
  display: inline-block;
  margin-top: 14px;
  font-family: var(--font-head);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--cyan);
  background: rgba(0,229,255,0.08);
  border: 1px solid rgba(0,229,255,0.15);
  padding: 4px 10px;
  border-radius: 100px;
}

.step-arrow {
  font-size: 1.5rem;
  color: var(--text-muted);
  flex-shrink: 0;
}

.steps-cta { text-align: center; }

/* ---- EXPERIENCIA ---- */
.experience-section { overflow: hidden; }

.experience-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(0,229,255,0.04) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 50%, rgba(123,47,255,0.04) 0%, transparent 60%);
  pointer-events: none;
}

.experience-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 60px;
}

.exp-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 24px;
  text-align: center;
  transition: var(--transition);
}

.exp-card:hover {
  border-color: rgba(0,229,255,0.2);
  transform: translateY(-4px);
  box-shadow: 0 8px 40px rgba(0,0,0,0.3);
}

.exp-icon {
  font-size: 2.5rem;
  margin-bottom: 16px;
  display: block;
}

.exp-card h3 { margin-bottom: 10px; }
.exp-card p { font-size: 0.9rem; }

.experience-quote {
  text-align: center;
  padding: 48px 0;
  border-top: 1px solid var(--border);
}

.experience-quote blockquote {
  font-family: var(--font-head);
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 700;
  color: var(--text-secondary);
  line-height: 1.4;
  font-style: normal;
}

.experience-quote blockquote strong {
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ---- PARA QUIÉN ---- */
.audience-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.audience-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 28px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.audience-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
}

.card-birthday::before { background: linear-gradient(90deg, #ff6b6b, var(--magenta)); }
.card-school::before { background: linear-gradient(90deg, var(--cyan), var(--green)); }
.card-business::before { background: linear-gradient(90deg, var(--purple), var(--cyan)); }

.audience-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 60px rgba(0,0,0,0.4);
  border-color: rgba(255,255,255,0.1);
}

.audience-emoji {
  font-size: 2.5rem;
  margin-bottom: 12px;
  display: block;
}

.audience-tag {
  font-family: var(--font-head);
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.audience-card h3 {
  font-size: 1.2rem;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.audience-card > p {
  font-size: 0.9rem;
  margin-bottom: 20px;
  line-height: 1.6;
}

.audience-benefits {
  list-style: none;
  margin-bottom: 28px;
}

.audience-benefits li {
  font-size: 0.85rem;
  color: var(--text-secondary);
  padding: 6px 0;
  border-bottom: 1px solid var(--border);
}

.audience-benefits li:last-child { border-bottom: none; }

.btn-audience {
  display: block;
  text-align: center;
  background: transparent;
  color: var(--text-primary);
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 0.85rem;
  padding: 12px 20px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  border: 1.5px solid var(--border);
  transition: var(--transition);
}

.card-birthday .btn-audience:hover { border-color: var(--magenta); color: var(--magenta); background: rgba(255,0,200,0.05); }
.card-school .btn-audience:hover { border-color: var(--cyan); color: var(--cyan); background: rgba(0,229,255,0.05); }
.card-business .btn-audience:hover { border-color: var(--purple); color: var(--purple); background: rgba(123,47,255,0.05); }

/* ---- BENEFICIOS ---- */
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.benefit-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  transition: var(--transition);
}

.benefit-item:hover {
  border-color: rgba(0,229,255,0.15);
  transform: translateY(-3px);
}

.benefit-icon {
  font-size: 2rem;
  margin-bottom: 14px;
  display: block;
}

.benefit-item h3 { margin-bottom: 8px; font-size: 1rem; }
.benefit-item p { font-size: 0.88rem; }

/* ---- TESTIMONIOS ---- */
.testimonials-section { text-align: center; }
.testimonials-section .section-title { text-align: center; }

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 60px;
  text-align: left;
}

.testimonial-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  transition: var(--transition);
}

.testimonial-card:hover {
  transform: translateY(-4px);
  border-color: rgba(0,229,255,0.15);
}

.testimonial-featured {
  background: linear-gradient(135deg, rgba(0,229,255,0.05), rgba(123,47,255,0.05));
  border-color: rgba(0,229,255,0.2);
  box-shadow: var(--shadow-glow);
}

.testimonial-stars {
  color: var(--yellow);
  font-size: 0.9rem;
  letter-spacing: 2px;
  margin-bottom: 16px;
}

.testimonial-text {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
  font-style: italic;
  margin-bottom: 24px;
  font-family: var(--font-body);
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.author-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 1.1rem;
  color: #fff;
  flex-shrink: 0;
}

.avatar-1 { background: linear-gradient(135deg, var(--magenta), var(--purple)); }
.avatar-2 { background: linear-gradient(135deg, var(--cyan), var(--green)); }
.avatar-3 { background: linear-gradient(135deg, var(--purple), var(--cyan)); }

.testimonial-author strong {
  display: block;
  font-size: 0.9rem;
  margin-bottom: 2px;
}

.testimonial-author span {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.social-proof-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 40px;
  padding: 32px 40px;
  background: var(--bg-card);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius);
  box-shadow: var(--shadow-glow);
}

.proof-item { text-align: center; }

.proof-num {
  display: block;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 2rem;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 4px;
}

.proof-label {
  font-size: 0.78rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.proof-divider {
  width: 1px;
  height: 50px;
  background: var(--border);
}

/* ---- CTA SECTION ---- */
.cta-section {
  background: var(--bg-dark);
  position: relative;
}

.cta-bg-anim {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 30% 50%, rgba(0,229,255,0.06) 0%, transparent 50%),
    radial-gradient(ellipse at 70% 50%, rgba(123,47,255,0.06) 0%, transparent 50%);
  pointer-events: none;
}

.cta-content {
  max-width: 700px;
  margin: 0 auto;
  text-align: center;
}

.cta-title {
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: 20px;
}

.cta-subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: 40px;
  line-height: 1.7;
}

.cta-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-bottom: 16px;
  text-align: left;
}

.form-group { display: flex; flex-direction: column; }
.form-group-full { grid-column: 1 / -1; }

.form-input {
  background: var(--bg-card);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 14px 18px;
  font-size: 0.95rem;
  font-family: var(--font-body);
  color: var(--text-primary);
  transition: var(--transition);
  outline: none;
  width: 100%;
}

.form-input::placeholder { color: var(--text-muted); }

.form-input:focus {
  border-color: rgba(0,229,255,0.4);
  box-shadow: 0 0 0 3px rgba(0,229,255,0.08);
  background: var(--bg-card-hover);
}

.form-select { appearance: none; cursor: pointer; }

.form-textarea {
  min-height: 100px;
  resize: vertical;
}

.btn-cta-main {
  width: 100%;
  justify-content: center;
  font-size: 1.1rem;
  padding: 18px 32px;
}

.cta-microcopy {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 32px;
  text-align: center;
}

.cta-alt {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

.cta-alt p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* ---- FAQ ---- */
.faq-grid {
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  transition: var(--transition);
}

.faq-item:hover { border-color: rgba(0,229,255,0.2); }
.faq-item.open { border-color: rgba(0,229,255,0.25); }

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--text-primary);
  gap: 16px;
}

.faq-icon {
  font-size: 1.4rem;
  color: var(--cyan);
  font-weight: 300;
  transition: transform 0.3s;
  flex-shrink: 0;
  line-height: 1;
}

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

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s;
}

.faq-item.open .faq-answer { max-height: 200px; }

.faq-answer p {
  padding: 0 24px 20px;
  font-size: 0.92rem;
  line-height: 1.7;
}

/* ---- FOOTER ---- */
.footer {
  background: var(--bg-mid);
  border-top: 1px solid var(--border);
  padding: 60px 0 32px;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
  align-items: start;
}

.footer-brand .logo-nexa { font-size: 1.6rem; }
.footer-brand p {
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-top: 10px;
  max-width: 280px;
  line-height: 1.6;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.88rem;
  transition: color 0.2s;
}

.footer-links a:hover { color: var(--text-primary); }

.footer-cta p {
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-bottom: 14px;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}

.footer-bottom p {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.footer-tagline {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 0.8rem !important;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ---- SCROLL REVEAL ---- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

/* ---- RESPONSIVE ---- */
@media (max-width: 1024px) {
  .hero {
    grid-template-columns: 1fr;
    padding: 120px 24px 60px;
    text-align: center;
  }

  .hero-ctas { justify-content: center; }
  .hero-stats { margin: 0 auto; }
  .hero-subtitle { margin: 0 auto 36px; }
  .hero-visual { display: none; }

  .que-es-grid { grid-template-columns: 1fr; gap: 40px; }
  .experience-grid { grid-template-columns: repeat(2, 1fr); }
  .audience-grid { grid-template-columns: 1fr; }
  .benefits-grid { grid-template-columns: repeat(2, 1fr); }
  .testimonials-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .section { padding: 70px 0; }

  .steps-grid {
    flex-direction: column;
    gap: 12px;
  }

  .step-arrow {
    transform: rotate(90deg);
    font-size: 1.2rem;
  }

  .experience-grid { grid-template-columns: 1fr; }
  .benefits-grid { grid-template-columns: 1fr; }
  .cta-form { grid-template-columns: 1fr; }

  .social-proof-bar {
    flex-direction: column;
    gap: 24px;
  }

  .proof-divider {
    width: 60px;
    height: 1px;
  }

  .footer-top { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }

  .nav-links, .btn-nav { display: none; }
  .hamburger { display: flex; }

  .hero-stats {
    flex-direction: column;
    gap: 16px;
    width: 100%;
  }

  .stat-divider {
    width: 60px;
    height: 1px;
  }
}

@media (max-width: 480px) {
  .hero { padding: 110px 20px 60px; }
  .container { padding: 0 20px; }
  .hero-ctas { flex-direction: column; align-items: center; }
  .btn-primary, .btn-secondary { width: 100%; justify-content: center; }
}

/* ---- ANIMATIONS ---- */
@keyframes gradient-shift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

.hero-title .gradient-text {
  background-size: 200% 200%;
  animation: gradient-shift 4s ease infinite;
}

/* ---- CURSOR GLOW ---- */
.cursor-glow {
  position: fixed;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0,229,255,0.04) 0%, transparent 70%);
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: opacity 0.3s;
}

/* ===========================
   SECCIONES DE IMÁGENES
   =========================== */

/* ---- HERO FULLSCREEN IMAGE ---- */
.hero-fullscreen-img {
  position: relative;
  width: 100%;
  height: 100vh;
  min-height: 600px;
  overflow: hidden;
}

.hero-fullscreen-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
  display: block;
}

.hero-fullscreen-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(6,7,15,0.25) 0%,
    rgba(6,7,15,0.55) 50%,
    rgba(6,7,15,0.92) 100%
  );
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  padding: 0 24px 80px;
  text-align: center;
}

.hf-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-head);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cyan);
  background: rgba(0,229,255,0.1);
  border: 1px solid rgba(0,229,255,0.3);
  padding: 8px 18px;
  border-radius: 100px;
  margin-bottom: 24px;
}

.hf-title {
  font-size: clamp(2.8rem, 7vw, 5.5rem);
  letter-spacing: -0.02em;
  margin-bottom: 20px;
  text-shadow: 0 4px 30px rgba(0,0,0,0.6);
}

.hf-sub {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: rgba(255,255,255,0.85);
  margin-bottom: 36px;
  line-height: 1.6;
  max-width: 600px;
}

.hf-ctas {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  justify-content: center;
}

/* ---- AI HOST SECTION ---- */
.aihost-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 600px;
  background: var(--bg-dark);
  overflow: hidden;
}

.aihost-img-wrap {
  position: relative;
  overflow: hidden;
}

.aihost-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  display: block;
  transition: transform 0.6s ease;
}

.aihost-img-wrap:hover .aihost-img {
  transform: scale(1.03);
}

.aihost-img-wrap::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent 60%, var(--bg-dark) 100%);
  pointer-events: none;
}

.aihost-content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 80px 60px 80px 40px;
}

.aihost-content h2 {
  margin-bottom: 20px;
  font-size: clamp(1.8rem, 3vw, 2.8rem);
}

.aihost-content > p {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--text-secondary);
  margin-bottom: 32px;
  max-width: 460px;
}

.aihost-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.aihost-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.95rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.aihost-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--gradient-main);
  flex-shrink: 0;
  box-shadow: 0 0 10px rgba(0,229,255,0.5);
}

/* ---- GAMEPLAY FULLWIDTH ---- */
.gameplay-section {
  width: 100%;
  overflow: hidden;
}

.gameplay-img-wrap {
  position: relative;
  width: 100%;
  height: 560px;
}

.gameplay-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}

.gameplay-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(6,7,15,0.85) 0%,
    rgba(6,7,15,0.4) 50%,
    rgba(6,7,15,0.15) 100%
  );
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 0 80px;
}

.gameplay-badge {
  display: inline-block;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: #fff;
  background: #e53935;
  padding: 6px 14px;
  border-radius: 4px;
  margin-bottom: 20px;
  width: fit-content;
}

.gameplay-label {
  font-family: var(--font-head);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 12px;
}

.gameplay-text h2 {
  font-size: clamp(2rem, 4vw, 3.5rem);
  margin-bottom: 14px;
  text-shadow: 0 4px 20px rgba(0,0,0,0.5);
}

.gameplay-text > p {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.75);
}

/* ---- WINNER SECTION ---- */
.winner-section {
  width: 100%;
  overflow: hidden;
}

.winner-img-wrap {
  position: relative;
  width: 100%;
  height: 500px;
}

.winner-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
  display: block;
}

.winner-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(6,7,15,0.1) 0%,
    rgba(6,7,15,0.7) 60%,
    rgba(6,7,15,0.95) 100%
  );
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  padding: 0 24px 60px;
  text-align: center;
}

.winner-title {
  font-size: clamp(2rem, 4vw, 3.2rem);
  margin-bottom: 28px;
  text-shadow: 0 4px 20px rgba(0,0,0,0.5);
}

/* ---- RESPONSIVE IMAGES ---- */
@media (max-width: 1024px) {
  .aihost-section {
    grid-template-columns: 1fr;
  }

  .aihost-img-wrap {
    height: 400px;
  }

  .aihost-img-wrap::after {
    background: linear-gradient(180deg, transparent 60%, var(--bg-dark) 100%);
  }

  .aihost-content {
    padding: 40px 24px 60px;
  }

  .gameplay-overlay {
    padding: 0 40px;
  }
}

@media (max-width: 768px) {
  .hero-fullscreen-img {
    height: 70vh;
  }

  .hf-ctas {
    flex-direction: column;
    align-items: center;
  }

  .gameplay-img-wrap {
    height: 400px;
  }

  .gameplay-overlay {
    padding: 0 24px;
  }

  .winner-img-wrap {
    height: 380px;
  }
}