/* Órbita Académica — tema de la demo de embudo. Móvil primero. */
:root{
  --fondo:#0B1020; --fondo2:#121A33; --tarjeta:#16203F; --borde:#26325C;
  --texto:#EEF1FA; --suave:#A9B3CF; --menta:#3EE6C1; --ambar:#FFB547; --peligro:#FF7A7A;
  --radio:18px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--fondo);color:var(--texto);font-family:'Inter',system-ui,Arial,sans-serif;font-size:17px;line-height:1.55;-webkit-font-smoothing:antialiased}
a{color:var(--menta)}
h1,h2,h3{font-family:'Sora','Inter',Arial,sans-serif;line-height:1.15;letter-spacing:-.01em}
.contenedor{width:100%;max-width:1120px;margin:0 auto;padding:0 18px}
.franja-demo{background:var(--ambar);color:#1B1300;text-align:center;font-size:14px;font-weight:700;padding:7px 12px}
.barra{position:sticky;top:0;z-index:20;background:rgba(11,16,32,.88);backdrop-filter:blur(10px);border-bottom:1px solid var(--borde)}
.barra .contenedor{display:flex;align-items:center;justify-content:space-between;height:60px;gap:12px}
.logo{font-family:'Sora';font-weight:800;font-size:19px;color:var(--texto);text-decoration:none;display:flex;align-items:center;gap:10px}
.logo i{width:26px;height:26px;border-radius:50%;border:3px solid var(--menta);box-shadow:inset 0 0 0 4px var(--fondo),inset 0 0 0 9px var(--ambar)}
.boton{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:linear-gradient(135deg,var(--menta),#5BB6FF);color:#06121A;font-weight:800;font-size:17px;border:0;border-radius:999px;padding:15px 28px;text-decoration:none;cursor:pointer;transition:transform .15s,box-shadow .15s}
.boton:hover{transform:translateY(-1px);box-shadow:0 10px 30px rgba(62,230,193,.25)}
.boton.chico{padding:9px 18px;font-size:15px}
.boton.secundario{background:transparent;color:var(--texto);border:1.5px solid var(--borde)}
.boton.ancho{width:100%}
.hero{position:relative;overflow:hidden;padding:40px 0 56px;background:radial-gradient(900px 500px at 85% -10%,rgba(91,182,255,.18),transparent 60%),radial-gradient(700px 400px at -10% 30%,rgba(62,230,193,.12),transparent 60%)}
.hero-grid{display:grid;gap:32px}
.etiqueta{display:inline-block;font-size:13px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--menta);border:1px solid rgba(62,230,193,.4);border-radius:999px;padding:6px 14px}
.hero h1{font-size:34px;margin:18px 0 14px}
.hero h1 em{font-style:normal;color:var(--ambar)}
.hero p.lead{color:var(--suave);font-size:18px}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin:20px 0}
.chips span{background:var(--fondo2);border:1px solid var(--borde);border-radius:999px;padding:6px 14px;font-size:14px;color:var(--suave)}
.datos{display:grid;grid-template-columns:repeat(3,1fr);border:1px solid var(--borde);border-radius:var(--radio);overflow:hidden;background:var(--fondo2)}
.datos div{padding:14px 10px;text-align:center;border-right:1px solid var(--borde)}
.datos div:last-child{border-right:0}
.datos small{display:block;font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--menta);font-weight:800}
.datos b{font-size:15px}
.cuenta{display:flex;gap:10px;justify-content:center;margin:18px 0 6px}
.cuenta div{min-width:68px;background:var(--fondo2);border:1px solid var(--borde);border-radius:14px;padding:10px 6px;text-align:center}
.cuenta b{display:block;font-family:'Sora';font-size:30px;font-variant-numeric:tabular-nums}
.cuenta small{font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--suave)}
.formulario{background:linear-gradient(180deg,#1A2550,#141D3D);border:1px solid var(--borde);border-radius:24px;padding:26px 20px;box-shadow:0 30px 80px rgba(0,0,0,.35)}
.formulario h2{font-size:24px;text-align:center}
.formulario p.sub{text-align:center;color:var(--suave);font-size:15px;margin:6px 0 18px}
.campo{margin-bottom:12px}
.campo label{display:block;font-size:14px;font-weight:600;margin-bottom:5px}
.campo input,.campo select,.campo textarea{width:100%;background:#0E1530;border:1.5px solid var(--borde);border-radius:12px;color:var(--texto);font:inherit;font-size:16px;padding:12px 14px}
.campo input:focus,.campo select:focus{outline:none;border-color:var(--menta)}
.fila-tel{display:grid;grid-template-columns:118px 1fr;gap:8px}
.casilla{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--suave);margin:6px 0 16px}
.casilla input{width:20px;height:20px;margin-top:2px;accent-color:var(--menta);flex:none}
.error{color:var(--peligro);font-size:14px;margin-top:4px}
.errores{background:rgba(255,122,122,.1);border:1px solid rgba(255,122,122,.4);border-radius:12px;padding:10px 14px;margin-bottom:14px;font-size:14px;color:#FFD0D0}
.seguro{text-align:center;font-size:13px;color:var(--suave);margin-top:12px}
.oculto{position:absolute!important;left:-9999px!important;width:1px;height:1px;overflow:hidden}
.cifras{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;padding:28px 0;border-top:1px solid var(--borde);border-bottom:1px solid var(--borde)}
.cifras div{text-align:center}
.cifras b{display:block;font-family:'Sora';font-size:28px;color:var(--menta)}
.cifras span{font-size:14px;color:var(--suave)}
section.bloque{padding:64px 0}
section.bloque.alt{background:var(--fondo2)}
.titulo-bloque{text-align:center;max-width:760px;margin:0 auto 34px}
.titulo-bloque small{font-size:13px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;color:var(--menta)}
.titulo-bloque h2{font-size:30px;margin-top:8px}
.titulo-bloque p{color:var(--suave);margin-top:10px}
.tarjetas{display:grid;gap:16px}
.tarjeta{background:var(--tarjeta);border:1px solid var(--borde);border-radius:var(--radio);padding:24px}
.tarjeta .num{font-family:'Sora';font-weight:800;font-size:14px;color:var(--ambar);letter-spacing:.12em}
.tarjeta h3{font-size:21px;margin:8px 0}
.tarjeta p{color:var(--suave);font-size:16px}
.testimonio .cabeza{display:flex;align-items:center;gap:12px;margin-bottom:12px}
.avatar{width:46px;height:46px;border-radius:50%;background:linear-gradient(135deg,#5BB6FF,var(--menta));color:#06121A;font-weight:800;display:flex;align-items:center;justify-content:center}
.ejemplo{display:inline-block;font-size:11px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:#1B1300;background:var(--ambar);border-radius:6px;padding:2px 7px;margin-left:6px}
.lista-check{max-width:760px;margin:0 auto;display:grid;gap:10px}
.lista-check li{list-style:none;background:var(--tarjeta);border:1px solid var(--borde);border-radius:14px;padding:16px 18px 16px 52px;position:relative}
.lista-check li:before{content:"";position:absolute;left:18px;top:19px;width:20px;height:20px;border-radius:50%;background:var(--menta);-webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Ccircle cx='10' cy='10' r='10'/%3E%3C/svg%3E");}
.lista-check li:after{content:"";position:absolute;left:24px;top:24px;width:8px;height:5px;border-left:2.5px solid #06121A;border-bottom:2.5px solid #06121A;transform:rotate(-45deg)}
.mentor{display:grid;gap:26px;align-items:center}
.foto-mentor{aspect-ratio:4/5;border-radius:24px;border:1px solid var(--borde);background:radial-gradient(circle at 50% 35%,#2A3C78,#121A33 70%);display:flex;align-items:center;justify-content:center;flex-direction:column;gap:10px;color:var(--suave);text-align:center;padding:20px}
.foto-mentor .avatar{width:120px;height:120px;font-size:42px}
.pildoras{display:flex;flex-wrap:wrap;gap:8px;margin:14px 0}
.pildoras span{border:1px solid var(--borde);border-radius:999px;padding:5px 12px;font-size:14px}
.faq{max-width:820px;margin:0 auto;display:grid;gap:12px}
.faq details{background:var(--tarjeta);border:1px solid var(--borde);border-radius:14px;padding:16px 18px}
.faq summary{cursor:pointer;font-weight:700}
.faq p{color:var(--suave);margin-top:8px}
.cierre{text-align:center;padding:72px 0;background:radial-gradient(600px 300px at 50% 0,rgba(62,230,193,.15),transparent 70%)}
.cierre h2{font-size:30px;max-width:760px;margin:10px auto}
.cierre p{color:var(--suave);max-width:640px;margin:0 auto 10px}
footer{border-top:1px solid var(--borde);padding:26px 0;text-align:center;color:var(--suave);font-size:14px}
footer a{color:var(--suave)}
.aviso-social{position:fixed;left:14px;bottom:14px;z-index:30;max-width:330px;background:#F5F7FD;color:#121A33;border-radius:14px;padding:12px 14px;box-shadow:0 14px 40px rgba(0,0,0,.4);display:flex;gap:10px;align-items:center;font-size:14px;transform:translateY(140%);transition:transform .45s}
.aviso-social.visible{transform:none}
.aviso-social .punto{width:10px;height:10px;border-radius:50%;background:#18B88F;flex:none;box-shadow:0 0 0 4px rgba(24,184,143,.2)}
.aviso-social small{display:block;color:#5B6582}
.pagina-simple{min-height:70vh;padding:56px 0}
.caja{max-width:640px;margin:0 auto;background:var(--tarjeta);border:1px solid var(--borde);border-radius:24px;padding:32px 24px;text-align:center}
.caja h1{font-size:30px;margin:12px 0}
.caja p{color:var(--suave)}
.pasos{text-align:left;display:grid;gap:12px;margin:24px 0}
.pasos div{display:flex;gap:14px;align-items:flex-start;background:var(--fondo2);border:1px solid var(--borde);border-radius:14px;padding:14px}
.pasos b.n{flex:none;width:32px;height:32px;border-radius:50%;background:var(--menta);color:#06121A;display:flex;align-items:center;justify-content:center}
.acciones{display:grid;gap:10px;margin-top:18px}
.legal{max-width:820px;margin:0 auto}
.legal h1{font-size:30px;margin-bottom:6px}
.legal h2{font-size:20px;margin:26px 0 8px}
.legal p,.legal li{color:var(--suave);margin-bottom:8px}
.legal ul{padding-left:22px}
@media (min-width:900px){
  body{font-size:18px}
  .hero{padding:64px 0 80px}
  .hero-grid{grid-template-columns:1.1fr .9fr;align-items:start;gap:48px}
  .hero h1{font-size:50px}
  .tarjetas.tres{grid-template-columns:repeat(3,1fr)}
  .mentor{grid-template-columns:.8fr 1.2fr;gap:48px}
  .titulo-bloque h2,.cierre h2{font-size:40px}
  .formulario{padding:32px 28px}
  .acciones{grid-template-columns:1fr 1fr}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}