:root{
  --bg:#0b0b0d;
  --bg-2:#121216;
  --card:#1a1a1f;
  --primary:#E30613;        /* Rojo Aegix */
  --primary-dark:#B0040F;
  --accent:#ff4d57;
  --text:#f5f5f7;
  --muted:#9a9aa3;
  --border:rgba(255,255,255,.08);
  --gradient: linear-gradient(135deg,#E30613 0%,#ff4d57 50%,#B0040F 100%);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'Segoe UI',system-ui,-apple-system,sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.6;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
.container{max-width:1200px;margin:0 auto;padding:0 24px}

/* ===== NAV ===== */
header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  backdrop-filter:blur(12px);
  background:rgba(11,11,13,.8);
  border-bottom:1px solid var(--border);
}
nav{display:flex;justify-content:space-between;align-items:center;padding:18px 24px;max-width:1200px;margin:0 auto}
.logo{font-size:1.6rem;font-weight:800;letter-spacing:3px;color:var(--primary)}
.nav-links{display:flex;gap:28px}
.nav-links a{color:var(--muted);font-size:.95rem;transition:color .2s}
.nav-links a:hover{color:var(--primary)}
.btn{
  display:inline-block;padding:12px 26px;border-radius:50px;
  font-weight:600;font-size:.95rem;cursor:pointer;border:none;
  transition:transform .2s,box-shadow .2s;
}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 10px 30px rgba(227,6,19,.4)}
.btn-outline{background:transparent;color:var(--text);border:1px solid var(--border)}
.btn-outline:hover{border-color:var(--primary);color:var(--primary)}

/* ===== HERO ===== */
.hero{
  min-height:100vh;display:flex;align-items:center;
  padding:120px 0 60px;position:relative;overflow:hidden;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(circle at 20% 30%,rgba(227,6,19,.18),transparent 50%),
    radial-gradient(circle at 80% 70%,rgba(255,77,87,.08),transparent 50%);
  pointer-events:none;
}
.hero-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:60px;align-items:center;position:relative;z-index:1}
.tag{
  display:inline-block;padding:6px 16px;border-radius:50px;
  background:rgba(227,6,19,.12);border:1px solid rgba(227,6,19,.4);
  color:var(--accent);font-size:.85rem;margin-bottom:24px;
}
.hero h1{font-size:3.5rem;line-height:1.1;margin-bottom:24px;font-weight:800}
.hero h1 span{background:var(--gradient);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p{font-size:1.15rem;color:var(--muted);margin-bottom:32px;max-width:540px}
.hero-cta{display:flex;gap:16px;flex-wrap:wrap}
.hero-visual{
  aspect-ratio:1;border-radius:24px;
  background:var(--card);border:1px solid var(--border);
  display:flex;align-items:center;justify-content:center;
  position:relative;overflow:hidden;
}
.hero-visual::before{
  content:"";position:absolute;inset:-2px;border-radius:24px;
  background:var(--gradient);opacity:.25;filter:blur(40px);z-index:0;
}
.shield{
  width:60%;height:60%;position:relative;z-index:1;
  background:var(--gradient);
  clip-path:polygon(50% 0%,100% 25%,100% 70%,50% 100%,0% 70%,0% 25%);
  display:flex;align-items:center;justify-content:center;
  animation:pulse 3s ease-in-out infinite;
}
.shield::after{content:"A";font-size:5rem;font-weight:900;color:#fff}
@keyframes pulse{
  0%,100%{transform:scale(1);filter:drop-shadow(0 0 20px rgba(227,6,19,.5))}
  50%{transform:scale(1.05);filter:drop-shadow(0 0 40px rgba(227,6,19,.8))}
}

/* ===== SECCIONES ===== */
section{padding:100px 0}
.section-head{text-align:center;margin-bottom:60px}
.section-head .tag{margin-bottom:16px}
.section-head h2{font-size:2.5rem;margin-bottom:16px;font-weight:800}
.section-head p{color:var(--muted);max-width:640px;margin:0 auto;font-size:1.05rem}

/* ===== PROBLEMA / SOLUCIÓN ===== */
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:32px}
.card{
  background:var(--card);border:1px solid var(--border);
  border-radius:20px;padding:36px;transition:transform .3s,border-color .3s;
}
.card:hover{transform:translateY(-6px);border-color:var(--primary)}
.card-icon{
  width:56px;height:56px;border-radius:14px;
  background:rgba(227,6,19,.15);
  display:flex;align-items:center;justify-content:center;
  font-size:1.6rem;margin-bottom:20px;
}
.card h3{font-size:1.3rem;margin-bottom:12px}
.card p{color:var(--muted)}

/* ===== MODELO DE NEGOCIO ===== */
.model-section{background:var(--bg-2)}
.revenue-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:40px}
.revenue-card{
  background:var(--card);border:1px solid var(--border);
  border-radius:20px;padding:32px;position:relative;overflow:hidden;
}
.revenue-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;
  background:var(--gradient);
}
.revenue-card.featured{
  border-color:var(--primary);
  transform:scale(1.03);
  box-shadow:0 20px 40px rgba(227,6,19,.2);
}
.badge{
  position:absolute;top:16px;right:16px;
  background:var(--primary);color:#fff;
  padding:4px 12px;border-radius:50px;
  font-size:.75rem;font-weight:600;
}
.revenue-card h4{font-size:1.2rem;margin-bottom:8px;color:var(--primary)}
.revenue-card .price{font-size:2rem;font-weight:800;margin:12px 0}
.revenue-card .sub{color:var(--muted);font-size:.9rem;margin-bottom:16px}
.revenue-card ul{list-style:none;margin-top:16px}
.revenue-card li{padding:8px 0;color:var(--muted);font-size:.95rem;border-bottom:1px solid var(--border)}
.revenue-card li:last-child{border:none}
.revenue-card li::before{content:"✓ ";color:var(--primary);font-weight:bold}

/* ===== UNIT ECONOMICS ===== */
.metrics-row{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.metric-box{
  text-align:center;padding:28px 16px;
  background:var(--card);border:1px solid var(--border);border-radius:16px;
}
.metric-box .num{
  font-size:1.8rem;font-weight:800;color:var(--primary);margin-bottom:8px;
}
.metric-box .label{color:var(--muted);font-size:.85rem}

/* ===== MERCADO ===== */
.market-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:40px}
.stat{
  text-align:center;padding:32px 20px;
  background:var(--card);border:1px solid var(--border);border-radius:20px;
}
.stat .num{
  font-size:2.5rem;font-weight:800;color:var(--primary);
}
.stat .label{color:var(--muted);font-size:.9rem;margin-top:8px}

/* ===== EXPANSIÓN ===== */
.expansion-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.exp-card{
  background:var(--card);border:1px solid var(--border);
  border-radius:20px;padding:32px;position:relative;
  transition:transform .3s,border-color .3s;
}
.exp-card:hover{transform:translateY(-6px);border-color:var(--primary)}
.exp-num{
  font-size:3rem;font-weight:900;
  background:var(--gradient);-webkit-background-clip:text;background-clip:text;color:transparent;
  line-height:1;margin-bottom:12px;
}
.exp-card h4{font-size:1.2rem;margin-bottom:10px}
.exp-card p{color:var(--muted)}

/* ===== ROADMAP ===== */
.roadmap{position:relative;margin-top:40px}
.roadmap::before{
  content:"";position:absolute;left:50%;top:0;bottom:0;width:2px;
  background:var(--border);transform:translateX(-50%);
}
.road-item{
  display:grid;grid-template-columns:1fr auto 1fr;gap:24px;
  margin-bottom:40px;align-items:center;
}
.road-content{
  background:var(--card);border:1px solid var(--border);
  border-radius:16px;padding:24px;
}
.road-content.right{grid-column:3}
.road-content.left{grid-column:1;text-align:right}
.road-dot{
  width:20px;height:20px;border-radius:50%;
  background:var(--primary);grid-column:2;
  box-shadow:0 0 20px rgba(227,6,19,.7);
}
.road-date{color:var(--primary);font-weight:600;font-size:.9rem;margin-bottom:6px}

/* ===== CTA FINAL ===== */
.cta-final{
  text-align:center;padding:80px 40px;
  background:var(--card);border:1px solid var(--border);
  border-radius:24px;position:relative;overflow:hidden;
}
.cta-final::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle at center,rgba(227,6,19,.15),transparent 70%);
  pointer-events:none;
}
.cta-final h2{font-size:2.2rem;margin-bottom:16px;position:relative;z-index:1}
.cta-final p{color:var(--muted);max-width:560px;margin:0 auto 32px;position:relative;z-index:1}

/* ===== FOOTER ===== */
footer{
  border-top:1px solid var(--border);
  padding:40px 0;text-align:center;
}
footer .logo{display:block;margin-bottom:8px}
footer p{color:var(--muted);font-size:.9rem}

/* ===== RESPONSIVE ===== */
@media (max-width:900px){
  .hero-grid,.two-col,.expansion-grid{grid-template-columns:1fr}
  .revenue-grid{grid-template-columns:1fr}
  .revenue-card.featured{transform:none}
  .market-stats,.metrics-row{grid-template-columns:repeat(2,1fr)}
  .hero h1{font-size:2.5rem}
  .nav-links{display:none}
  .roadmap::before{left:10px}
  .road-item{grid-template-columns:auto 1fr}
  .road-content.left,.road-content.right{grid-column:2;text-align:left}
  .road-dot{grid-column:1}
}
@media (max-width:500px){
  .market-stats,.metrics-row{grid-template-columns:1fr}
}