:root{
  --noche:#070d1f;--noche2:#0e1a3a;--azul:#2453ff;--azul2:#5b8cff;--oro:#ffc53d;--oro2:#ffe08a;
  --blanco:#ffffff;--niebla:rgba(255,255,255,.72);--linea:rgba(255,255,255,.12);--ok:#22c55e;--mal:#ef4444;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"Inter",system-ui,sans-serif;background:var(--noche);color:var(--blanco);line-height:1.6;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.c{max-width:1160px;margin:0 auto;padding:0 20px}
h1,h2,h3,.disp{font-family:"Barlow Condensed",sans-serif;text-transform:uppercase;line-height:.95;letter-spacing:-.01em}
.oro{color:var(--oro)}
.grad{background:linear-gradient(90deg,var(--oro),var(--oro2),var(--azul2));-webkit-background-clip:text;background-clip:text;color:transparent;background-size:200% auto;animation:brillo 6s linear infinite}
@keyframes brillo{to{background-position:200% center}}

/* barra de progreso */
#progreso{position:fixed;top:0;left:0;height:3px;width:0;background:linear-gradient(90deg,var(--oro),var(--azul2));z-index:100}

/* header */
.hd{position:fixed;inset:0 0 auto;z-index:60;transition:.3s}
.hd.fijo{background:rgba(7,13,31,.85);backdrop-filter:blur(12px);border-bottom:1px solid var(--linea)}
.hd .c{display:flex;align-items:center;justify-content:space-between;height:72px}
.logo{font-family:"Barlow Condensed",sans-serif;font-size:26px;font-weight:700;text-transform:uppercase}
.logo b{color:var(--oro)}
.nv{display:none;gap:28px;font-size:14px;color:var(--niebla)}
.nv a:hover{color:var(--oro)}
@media(min-width:880px){.nv{display:flex}}

/* botones */
.btn{display:inline-flex;align-items:center;gap:10px;border:0;cursor:pointer;border-radius:999px;padding:16px 30px;font:600 16px "Inter",sans-serif;transition:transform .2s,box-shadow .2s}
.btn:hover{transform:translateY(-2px) scale(1.03)}
.btn-oro{background:linear-gradient(135deg,var(--oro),var(--oro2));color:var(--noche);box-shadow:0 10px 40px -8px rgba(255,197,61,.6)}
.btn-oro.pulso{animation:pulso 2.2s infinite}
@keyframes pulso{0%{box-shadow:0 0 0 0 rgba(255,197,61,.55)}70%{box-shadow:0 0 0 18px rgba(255,197,61,0)}100%{box-shadow:0 0 0 0 rgba(255,197,61,0)}}
.btn-vidrio{background:rgba(255,255,255,.08);border:1px solid var(--linea);color:var(--blanco)}
.btn-sm{padding:10px 20px;font-size:14px}

/* hero */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;overflow:hidden}
.hero>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transform:scale(1.08);animation:zoom 18s ease-out forwards}
@keyframes zoom{to{transform:scale(1)}}
.hero .capa{position:absolute;inset:0;background:linear-gradient(90deg,rgba(7,13,31,.97) 0%,rgba(7,13,31,.85) 45%,rgba(7,13,31,.35) 100%)}
.hero .c{position:relative;padding-top:120px;padding-bottom:80px}
.chip{display:inline-flex;align-items:center;gap:8px;border:1px solid rgba(255,197,61,.45);background:rgba(255,197,61,.08);color:var(--oro);border-radius:999px;padding:7px 16px;font-size:12px;font-weight:600;letter-spacing:.18em;text-transform:uppercase}
.chip i{width:8px;height:8px;border-radius:50%;background:var(--oro);animation:pulso 1.6s infinite}
.hero h1{margin-top:24px;max-width:820px;font-size:clamp(48px,8.5vw,104px);font-weight:700}
.hero p{margin-top:22px;max-width:560px;font-size:19px;color:var(--niebla)}
.escribe{color:var(--oro);border-right:3px solid var(--oro);padding-right:4px;animation:cursor 1s step-end infinite}
@keyframes cursor{50%{border-color:transparent}}
.acc{margin-top:36px;display:flex;flex-wrap:wrap;gap:14px}
.sellos{margin-top:34px;display:flex;flex-wrap:wrap;gap:22px;font-size:14px;color:var(--niebla)}
.sellos span::before{content:"✓ ";color:var(--oro);font-weight:700}

/* contadores */
.cont{position:relative;margin-top:-70px;z-index:5}
.cont .grid{display:grid;gap:16px;grid-template-columns:repeat(2,1fr)}
@media(min-width:860px){.cont .grid{grid-template-columns:repeat(4,1fr)}}
.ct{background:linear-gradient(160deg,var(--noche2),var(--noche));border:1px solid var(--linea);border-radius:22px;padding:26px;text-align:center;transition:.3s}
.ct:hover{border-color:var(--oro);transform:translateY(-6px)}
.ct .n{font-family:"Barlow Condensed",sans-serif;font-size:60px;font-weight:700;line-height:1;color:var(--oro)}
.ct .t{margin-top:6px;font-size:14px;color:var(--niebla)}

section{padding:100px 0}
.tit{font-size:clamp(38px,6vw,68px);font-weight:700}
.sub{margin-top:14px;max-width:620px;color:var(--niebla);font-size:17px}
.centro{text-align:center}.centro .sub{margin-left:auto;margin-right:auto}

/* tabs competencias */
.tabs{margin-top:44px;display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
.tab{border:1px solid var(--linea);background:transparent;color:var(--niebla);border-radius:999px;padding:12px 24px;font:600 15px "Inter";cursor:pointer;transition:.25s}
.tab.on{background:var(--oro);color:var(--noche);border-color:var(--oro)}
.panel{display:none;margin-top:34px;grid-template-columns:1fr;gap:30px;align-items:center;background:linear-gradient(135deg,rgba(36,83,255,.18),rgba(255,197,61,.06));border:1px solid var(--linea);border-radius:28px;padding:38px}
.panel.on{display:grid;animation:aparece .5s ease}
@media(min-width:860px){.panel{grid-template-columns:1fr 1.3fr}}
@keyframes aparece{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}
.panel .big{font-family:"Barlow Condensed";font-size:120px;font-weight:700;line-height:.9;color:var(--oro)}
.panel h3{font-size:40px}
.panel ul{list-style:none;display:grid;gap:12px}
.panel li{display:flex;gap:12px;background:rgba(255,255,255,.04);border:1px solid var(--linea);border-radius:14px;padding:14px 16px;font-size:15px}
.panel li::before{content:"→";color:var(--oro);font-weight:700}

/* quiz */
.quiz-sec{background:radial-gradient(ellipse at top,var(--noche2),var(--noche) 70%)}
.quiz{max-width:760px;margin:44px auto 0;background:rgba(255,255,255,.04);border:1px solid var(--linea);border-radius:28px;padding:34px;backdrop-filter:blur(8px)}
.q-top{display:flex;justify-content:space-between;align-items:center;font-size:13px;color:var(--niebla);text-transform:uppercase;letter-spacing:.12em}
.q-bar{margin-top:12px;height:6px;border-radius:99px;background:rgba(255,255,255,.08);overflow:hidden}
.q-bar i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--oro),var(--azul2));transition:width .5s}
.q-tipo{margin-top:24px;display:inline-block;font-size:12px;font-weight:700;color:var(--azul2);text-transform:uppercase;letter-spacing:.15em}
.q-txt{margin-top:10px;font-size:20px;font-weight:600;line-height:1.45}
.ops{margin-top:22px;display:grid;gap:12px}
.op{text-align:left;width:100%;border:1px solid var(--linea);background:rgba(255,255,255,.03);color:var(--blanco);border-radius:16px;padding:16px 18px;font:15px "Inter";cursor:pointer;transition:.2s;display:flex;gap:14px;align-items:flex-start}
.op b{flex:none;width:28px;height:28px;border-radius:50%;display:grid;place-items:center;background:rgba(255,255,255,.08);font-size:13px}
.op:hover:not(:disabled){border-color:var(--oro);transform:translateX(4px)}
.op.ok{border-color:var(--ok);background:rgba(34,197,94,.12)}.op.ok b{background:var(--ok)}
.op.mal{border-color:var(--mal);background:rgba(239,68,68,.12);animation:tiembla .4s}.op.mal b{background:var(--mal)}
@keyframes tiembla{25%{transform:translateX(-6px)}75%{transform:translateX(6px)}}
.op:disabled{cursor:default}
.expl{display:none;margin-top:18px;border-left:3px solid var(--oro);background:rgba(255,197,61,.07);border-radius:0 14px 14px 0;padding:14px 18px;font-size:14px;color:var(--niebla)}
.expl.on{display:block;animation:aparece .4s}
.q-pie{margin-top:22px;display:flex;justify-content:flex-end}
.resultado{display:none;text-align:center}
.resultado.on{display:block;animation:aparece .5s}
.resultado .n{font-family:"Barlow Condensed";font-size:96px;font-weight:700;color:var(--oro);line-height:1}

/* pasos */
.pasos{margin-top:50px;display:grid;gap:20px}
@media(min-width:860px){.pasos{grid-template-columns:repeat(3,1fr)}}
.pz{position:relative;border:1px solid var(--linea);border-radius:24px;padding:30px;background:rgba(255,255,255,.03);overflow:hidden;transition:.3s}
.pz:hover{border-color:var(--azul2);transform:translateY(-6px)}
.pz .num{position:absolute;right:16px;top:-6px;font-family:"Barlow Condensed";font-size:110px;font-weight:700;color:rgba(255,255,255,.05)}
.pz .ico{width:52px;height:52px;border-radius:16px;display:grid;place-items:center;background:linear-gradient(135deg,var(--azul),var(--azul2));font-size:24px}
.pz h3{margin-top:20px;font-size:28px}
.pz p{margin-top:8px;font-size:15px;color:var(--niebla)}

/* precio */
.precio-sec{position:relative}
.pc{position:relative;max-width:620px;margin:50px auto 0;border-radius:32px;padding:3px;background:linear-gradient(135deg,var(--oro),var(--azul),var(--oro2));background-size:300% 300%;animation:borde 8s ease infinite}
@keyframes borde{50%{background-position:100% 100%}}
.pc-in{border-radius:30px;background:var(--noche2);padding:40px;text-align:center}
.pc .tag{display:inline-block;background:var(--oro);color:var(--noche);font-weight:700;font-size:12px;letter-spacing:.15em;text-transform:uppercase;border-radius:999px;padding:6px 14px}
.pc h3{margin-top:18px;font-size:38px}
.pc .val{margin-top:14px;font-family:"Barlow Condensed";font-size:88px;font-weight:700;line-height:1;color:var(--oro)}
.pc .val small{font-size:24px;color:var(--niebla)}
.pc ul{list-style:none;margin:26px auto 30px;display:grid;gap:10px;max-width:420px;text-align:left;font-size:15px}
.pc li::before{content:"✓";color:var(--ok);font-weight:700;margin-right:10px}
.pc form{margin:0}
.pc .seg{margin-top:16px;font-size:13px;color:var(--niebla)}

/* faq */
.faq{max-width:780px;margin:44px auto 0}
.fq{border:1px solid var(--linea);border-radius:18px;margin-bottom:12px;background:rgba(255,255,255,.03);overflow:hidden}
.fq summary{list-style:none;cursor:pointer;padding:20px 24px;font-weight:600;display:flex;justify-content:space-between;gap:16px}
.fq summary::-webkit-details-marker{display:none}
.fq summary::after{content:"+";color:var(--oro);font-size:22px;line-height:1;transition:.3s}
.fq[open] summary::after{transform:rotate(45deg)}
.fq p{padding:0 24px 20px;color:var(--niebla);font-size:15px}

/* cta final */
.cta{text-align:center;background:linear-gradient(135deg,var(--azul),#1a2f8a);border-radius:36px;padding:70px 30px;position:relative;overflow:hidden}
.cta::before{content:"";position:absolute;width:420px;height:420px;border-radius:50%;background:radial-gradient(var(--oro),transparent 70%);opacity:.25;top:-160px;right:-120px}
.cta h2{position:relative;font-size:clamp(36px,6vw,64px)}
.cta p{position:relative;margin:14px auto 30px;max-width:520px;color:rgba(255,255,255,.85)}

.ft{border-top:1px solid var(--linea);padding:30px 0;font-size:13px;color:var(--niebla)}
.ft .c{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px}

/* barra fija móvil */
.barra-compra{position:fixed;left:12px;right:12px;bottom:12px;z-index:70;display:flex;align-items:center;justify-content:space-between;gap:12px;background:rgba(14,26,58,.95);backdrop-filter:blur(10px);border:1px solid var(--linea);border-radius:20px;padding:12px 14px 12px 20px;transform:translateY(140%);transition:.4s}
.barra-compra.on{transform:none}
.barra-compra .p{font-family:"Barlow Condensed";font-size:28px;font-weight:700;color:var(--oro)}
@media(min-width:880px){.barra-compra{left:auto;right:96px;width:380px}}

.wafab{position:fixed;right:22px;bottom:88px;z-index:71;width:58px;height:58px;border-radius:50%;background:#25d366;color:#fff;display:grid;place-items:center;box-shadow:0 12px 28px rgba(0,0,0,.35);transition:.2s}
.wafab:hover{transform:scale(1.1)}
.wafab svg{width:30px;height:30px;fill:currentColor}
@media(min-width:880px){.wafab{bottom:22px}}

/* aparición al hacer scroll */
.rv{opacity:0;transform:translateY(40px);transition:opacity .8s ease,transform .8s ease}
.rv.vis{opacity:1;transform:none}
.d1{transition-delay:.1s}.d2{transition-delay:.2s}.d3{transition-delay:.3s}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}.rv{opacity:1;transform:none}}