:root{--papel:#F2ECE0;--papel2:#E9E1D2;--tinta:#15171A;--tinta2:#4A4E55;--tinta3:#7C7F84;--hilo:#E4402B;--tiza:#fff;--oliva:#5E6B3A;--linea:rgba(21,23,26,.14)}
*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}
body{font-family:Archivo,system-ui,sans-serif;background:var(--papel);color:var(--tinta);font-size:18px;line-height:1.5;-webkit-font-smoothing:antialiased;background-image:radial-gradient(rgba(21,23,26,.12) 1px,transparent 1.2px);background-size:28px 28px}
a{color:inherit}.w{max-width:1120px;margin:0 auto;padding:0 22px}
.mono{font-family:"JetBrains Mono",monospace}.k{font-family:"JetBrains Mono",monospace;font-weight:700;font-size:13px;letter-spacing:.14em;text-transform:uppercase;color:var(--hilo)}
h1,h2,h3{font-stretch:110%;letter-spacing:-.03em;line-height:1;font-weight:820;text-wrap:balance}
h1{font-size:clamp(44px,8.4vw,104px)}h2{font-size:clamp(34px,5.4vw,64px);margin:14px 0 18px}h3{font-size:24px;letter-spacing:-.02em;line-height:1.1}
em{font-family:Fraunces,serif;font-style:italic;font-weight:560;color:var(--hilo);letter-spacing:-.02em}
p.lead{font-size:clamp(18px,2.3vw,23px);color:var(--tinta2);max-width:640px}
nav{display:flex;justify-content:space-between;align-items:center;padding:22px 0}
.marca{font-weight:850;font-stretch:112%;font-size:28px;letter-spacing:-.04em;text-decoration:none}.marca i{color:var(--hilo);font-style:normal}
.btn{display:inline-flex;align-items:center;gap:10px;background:var(--tinta);color:var(--papel);border:2.5px solid var(--tinta);padding:15px 26px;border-radius:999px;font-family:"JetBrains Mono",monospace;font-weight:700;font-size:14px;letter-spacing:.06em;text-transform:uppercase;text-decoration:none;cursor:pointer;transition:transform .15s,box-shadow .15s}
.btn:hover{transform:translate(-2px,-2px);box-shadow:5px 5px 0 var(--hilo)}.btn.r{background:var(--hilo);border-color:var(--hilo);color:#fff}.btn.r:hover{box-shadow:5px 5px 0 var(--tinta)}.btn.s{padding:10px 18px;font-size:12px}
header.hero{padding:34px 0 70px;display:grid;gap:44px;grid-template-columns:1.15fr .85fr;align-items:center}
.hero p.lead{margin:26px 0 30px}.nota{font-size:14px;color:var(--tinta3);margin-top:16px}
.puntada{border-top:4px dashed var(--hilo);margin:0}
section{padding:78px 0}
.card{background:var(--tiza);border:2.5px solid var(--tinta);border-radius:22px;box-shadow:8px 8px 0 var(--tinta);overflow:hidden}
.bar{display:flex;gap:9px;align-items:center;padding:14px 18px;border-bottom:2.5px solid var(--tinta);font-family:"JetBrains Mono",monospace;font-size:13px;font-weight:700;letter-spacing:.05em;text-transform:uppercase}
.bar i{width:11px;height:11px;border-radius:50%;border:2px solid var(--tinta)}.bar i:first-child{background:var(--hilo)}
.row{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:13px 18px;border-bottom:1.5px solid var(--linea);font-weight:600}.row:last-child{border:0}
.row small{display:block;font-family:"JetBrains Mono",monospace;font-size:12px;color:var(--tinta3);font-weight:500}
.chip{font-family:"JetBrains Mono",monospace;font-size:11.5px;font-weight:700;letter-spacing:.05em;text-transform:uppercase;padding:5px 11px;border-radius:99px;border:2px solid var(--tinta);white-space:nowrap}
.chip.ok{background:#DDE8C8;border-color:var(--oliva);color:#34401A}.chip.w2{background:#F7E3B5;border-color:#9A6B10;color:#6B4A08}.chip.r{background:var(--hilo);border-color:var(--hilo);color:#fff}
.demo{position:relative;height:500px}.demo .card{position:absolute;width:88%;animation:flota 6s ease-in-out infinite}
.demo .card:nth-child(1){top:0;left:0}.demo .card:nth-child(2){top:190px;right:0;animation-delay:-2s}.demo .card:nth-child(3){top:330px;left:4%;animation-delay:-4s}
@keyframes flota{0%,100%{transform:translateY(0)}50%{transform:translateY(-9px)}}
.num{font-family:"JetBrains Mono",monospace;font-weight:700;white-space:nowrap}
.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:34px}
.uso{background:var(--tiza);border:2px solid var(--tinta);border-radius:18px;padding:20px;display:flex;flex-direction:column;gap:10px;transition:transform .15s,box-shadow .15s}
.uso:hover{transform:translate(-3px,-3px);box-shadow:6px 6px 0 var(--hilo)}.uso b{font-family:"JetBrains Mono",monospace;font-size:12px;color:var(--hilo);letter-spacing:.1em}.uso p{font-size:15px;color:var(--tinta2);line-height:1.4}
.osc{background:var(--tinta);color:var(--papel);background-image:radial-gradient(rgba(242,236,224,.09) 1px,transparent 1.2px);background-size:28px 28px}
.osc p.lead{color:rgba(242,236,224,.72)}
.pasos{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:40px;border-top:4px dashed var(--hilo)}
.paso{padding:26px 22px 0 0}.paso .n{width:54px;height:54px;border-radius:50%;background:var(--hilo);color:#fff;display:grid;place-items:center;font-family:"JetBrains Mono",monospace;font-weight:700;font-size:22px;margin-top:-55px;margin-bottom:18px;border:4px solid var(--tinta)}
.paso h3{font-size:30px;margin-bottom:8px}.paso p{color:rgba(242,236,224,.72);font-size:16px}
.dos{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:34px}
.lista{list-style:none;display:grid;gap:12px;margin-top:16px}.lista li{display:flex;gap:12px;font-weight:560}.lista li::before{content:"✓";flex:none;width:26px;height:26px;border-radius:50%;background:var(--tinta);color:var(--papel);display:grid;place-items:center;font-size:14px}
.lista.no li{color:var(--tinta2)}.lista.no li::before{content:"×";background:var(--hilo);color:#fff}
.caja{background:var(--tiza);border:2.5px solid var(--tinta);border-radius:22px;padding:28px}
.precio{background:var(--hilo);color:#fff;border-radius:26px;padding:44px;display:grid;grid-template-columns:1.2fr .8fr;gap:30px;align-items:center;border:2.5px solid var(--tinta);box-shadow:10px 10px 0 var(--tinta)}
.precio em{color:var(--tinta)}.precio .cifra{font-size:clamp(46px,7vw,84px);font-weight:850;font-stretch:112%;letter-spacing:-.04em;line-height:1}.precio .k{color:var(--tinta)}
details{border-bottom:2px solid var(--linea);padding:18px 0}summary{font-weight:700;font-size:20px;cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:16px}summary::after{content:"+";font-family:"JetBrains Mono",monospace;color:var(--hilo);font-size:24px;line-height:1}details[open] summary::after{content:"–"}details p{margin-top:10px;color:var(--tinta2);max-width:760px}
form{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:8px}.f{display:flex;flex-direction:column;gap:6px}.f.c{grid-column:1/-1}
label{font-family:"JetBrains Mono",monospace;font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase}
input,select,textarea{font:inherit;font-size:17px;padding:14px 16px;border:2.5px solid var(--tinta);border-radius:14px;background:var(--papel);color:var(--tinta);width:100%}
input:focus,select:focus,textarea:focus{outline:3px solid var(--hilo);outline-offset:2px}textarea{min-height:120px;resize:vertical}
.msg{grid-column:1/-1;font-weight:600}.msg.err{color:var(--hilo)}
.gracias{display:none;text-align:center;padding:40px 10px}.gracias h3{font-size:36px;margin-bottom:10px}
footer{padding:40px 0 60px;color:var(--tinta3);font-size:14px;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}
@media(max-width:900px){header.hero{grid-template-columns:1fr}.grid{grid-template-columns:1fr 1fr}.pasos{grid-template-columns:1fr 1fr;row-gap:60px}.dos,.precio,form{grid-template-columns:1fr}section{padding:56px 0}.precio{padding:28px}}
@media(max-width:520px){.grid{grid-template-columns:1fr}.pasos{grid-template-columns:1fr}}
@media(prefers-reduced-motion:reduce){.demo .card{animation:none}html{scroll-behavior:auto}}

.lang{font-family:"JetBrains Mono",monospace;font-weight:700;font-size:13px;letter-spacing:.08em;text-decoration:none;border-bottom:2px solid var(--hilo);padding-bottom:2px;margin-right:16px}
.marca i{font-style:normal;color:var(--hilo)}
.pasos{grid-template-columns:repeat(5,1fr)}
.niveles{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:34px}
.niveles .caja{display:flex;flex-direction:column;gap:12px}
.niveles .caja b.n{font-family:"JetBrains Mono",monospace;font-size:12px;color:var(--hilo);letter-spacing:.1em}
.niveles p{color:var(--tinta2);font-size:16px}
.reglas{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:34px}
.regla{border:2px solid rgba(242,236,224,.3);border-radius:18px;padding:22px}
.regla h3{margin-bottom:8px}.regla p{color:rgba(242,236,224,.72);font-size:16px}
@media(max-width:900px){.pasos{grid-template-columns:1fr 1fr}.niveles,.reglas{grid-template-columns:1fr}}
@media(max-width:520px){.pasos{grid-template-columns:1fr}}
nav span{display:flex;align-items:center;white-space:nowrap}
.paso h3{font-size:24px}
@media(max-width:900px){.paso h3{font-size:30px}}