:root{
  --void:#050608;--ink:#0a0b0f;--charcoal:#0f1219;--steel:#151822;--edge:#1f1e2a;
  --white:#fff;--frost:#dee1ea;--mist:#b2b8cd;--quiet:#8f94a6;--violet:#7064f2;
  --btn:rgba(255,255,255,.92);
  --font:"Inter",ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --gutter:32px;
}
*{box-sizing:border-box}
html{color-scheme:dark;scroll-behavior:smooth}
body{margin:0;background:var(--void);color:var(--frost);font:400 16px/1.5 var(--font);overflow-x:hidden;-webkit-font-smoothing:antialiased}
a{color:inherit}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--violet);outline-offset:3px;border-radius:12px}
h1,h2,h3{margin:0;color:var(--white);font-family:var(--font)}
p{margin:0}
.wrap{max-width:1152px;margin:0 auto;padding:0 var(--gutter)}

/* header: barra transparente, con aire a los lados */
.top{position:relative;z-index:5}
.top .wrap{display:flex;align-items:center;gap:8px;height:80px}
.brand{display:flex;align-items:center;gap:12px;font:600 18px/1 var(--font);color:var(--white);text-decoration:none;margin-right:auto}
.brand img{width:28px;height:28px}
.ver{font:500 12px/1 var(--font);color:var(--mist);background:var(--ink);border:1px solid var(--edge);border-radius:9999px;padding:5px 10px}
.top nav{display:flex;gap:8px;margin-right:16px}
.top nav a{font:500 14px/20px var(--font);color:var(--frost);text-decoration:none;padding:8px 16px;border-radius:12px}
.top nav a:hover{color:var(--white);background:var(--ink)}

/* botones */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font:500 14px/20px var(--font);border-radius:12px;padding:8px 16px;text-decoration:none;border:1px solid transparent;cursor:pointer}
.btn.white{background:var(--btn);color:var(--charcoal);border-color:var(--btn)}
.btn.white:hover{background:#fff}
.top .btn.white{font-weight:600}
.btn.line{background:transparent;color:var(--white);border-color:var(--edge);padding:12px 16px}
.btn.line:hover{background:var(--ink)}
.btn.lg{padding:12px 20px}

/* hero */
.hero{position:relative;text-align:center;padding:80px 0 0;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(93,104,144,.15),rgba(93,104,144,.1),rgba(0,0,0,0));pointer-events:none}
.hero>.wrap{position:relative}
h1{font-size:clamp(36px,6vw,48px);font-weight:500;line-height:1.25;letter-spacing:-.96px;margin:32px auto 0;max-width:15em}
.lead{font-size:clamp(18px,2.4vw,23px);line-height:1.5;color:var(--frost);max-width:700px;margin:24px auto 0}
.actions{display:flex;flex-wrap:wrap;gap:16px;justify-content:center;margin-top:40px}
.note{font-size:14px;color:var(--quiet);margin-top:24px}
.frame{margin:80px auto 0;max-width:1100px;background:var(--charcoal);border:1px solid var(--edge);border-radius:16px 16px 0 0;border-bottom:0;padding:12px 12px 0;
  box-shadow:0 0 0 1px rgba(112,100,242,.3),0 0 120px rgba(112,100,242,.2)}
.frame img{display:block;width:100%;height:auto;border-radius:8px 8px 0 0}

/* secciones */
.sec{padding:120px 0 0}
.sec.tight{padding-top:80px}
.head{max-width:720px}
.head.center{margin:0 auto;text-align:center}
h2{font-size:clamp(28px,4.4vw,36px);font-weight:500;line-height:1.11;letter-spacing:-.72px;color:#f8f9fc}
.head p,.fcard .ftext p{font-size:18px;line-height:1.56;color:var(--frost);margin-top:16px}
.eyebrow{display:inline-block;font:500 13px/1.5 var(--font);letter-spacing:.7px;text-transform:uppercase;color:var(--quiet);margin-bottom:16px}

.fcard{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:64px;margin-top:24px;padding:80px 64px;
  background:rgba(11,12,17,.8);border:1px solid var(--edge);border-radius:16px;box-shadow:0 1px 3px 0 rgba(0,0,0,.1),0 1px 2px -1px rgba(0,0,0,.1)}
.fcard:first-of-type{margin-top:56px}
.flist{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:32px 40px;align-content:start}
.flist li{position:relative;padding-left:28px}
.flist li::before{content:"";position:absolute;left:2px;top:7px;width:8px;height:8px;background:var(--violet);transform:rotate(45deg);border-radius:2px}
.flist h3{font-size:18px;font-weight:600;line-height:1.56}
.flist p{font-size:15px;line-height:1.6;color:var(--mist);margin-top:4px}
code{font-family:var(--mono);font-size:.88em;background:var(--steel);border:1px solid var(--edge);border-radius:8px;padding:2px 7px;color:var(--white)}

.trio{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:56px}
.card{background:var(--charcoal);border:1px solid var(--edge);border-radius:16px;padding:32px}
.card h3{font-size:18px;font-weight:600;line-height:1.56}
.card p{font-size:15px;line-height:1.6;color:var(--mist);margin-top:8px}


.faq{max-width:760px;margin:56px auto 0}
details{border-top:1px solid var(--edge);padding:24px 0}
details:last-child{border-bottom:1px solid var(--edge)}
summary{cursor:pointer;font:500 18px/1.56 var(--font);color:var(--white);list-style:none;display:flex;justify-content:space-between;gap:24px}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";color:var(--quiet);font-size:22px;line-height:1.3}
details[open] summary::after{content:"–"}
details p{color:var(--mist);margin-top:12px;font-size:16px}
.link{color:var(--white);text-decoration:underline;text-decoration-color:var(--edge);text-underline-offset:4px}.link:hover{text-decoration-color:var(--violet)}

/* descargas */
.os{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:64px;text-align:left}
.os .card{display:flex;flex-direction:column;padding:40px 32px}
.os h3{font-size:24px;font-weight:500;letter-spacing:0}
.os .btns{display:flex;flex-direction:column;gap:12px;margin:24px 0 32px}
.os .how{margin-top:auto;padding-top:24px;border-top:1px solid var(--edge);font-size:14px;color:var(--mist)}
.os .how b{display:block;color:var(--white);font-weight:600;margin-bottom:8px}
.os .how ol{margin:0;padding-left:20px;display:grid;gap:6px}
.req{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;margin-top:56px}

/* footer */
footer{margin-top:160px;border-top:1px solid var(--edge);padding:80px 0 64px}
.fgrid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:48px}
footer .brand{margin:0 0 16px}
footer .about{font-size:14px;line-height:1.6;color:var(--quiet);max-width:300px}
footer .fh{margin:0 0 20px;font:500 14px/20px var(--font);color:var(--white)}
footer ul{list-style:none;margin:0;padding:0;display:grid;gap:12px}
footer li a{font-size:14px;color:var(--mist);text-decoration:none}footer li a:hover{color:var(--white)}
.legal{margin-top:64px;padding-top:32px;border-top:1px solid var(--edge);display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap;font-size:13px;line-height:1.6;color:var(--quiet)}
.legal p{max-width:640px}

@media(max-width:960px){
  .fcard{grid-template-columns:1fr;gap:48px;padding:56px 40px}
  .trio,.os{grid-template-columns:1fr}
  .fgrid{grid-template-columns:1fr 1fr}
  .fgrid>div:first-child{grid-column:1/-1}
}
@media(max-width:640px){
  :root{--gutter:24px}
  .top nav{display:none}
  .top .wrap{height:72px}
  .hero{padding-top:56px}
  .frame{margin-top:56px;padding:8px 8px 0}
  .sec{padding-top:88px}
  .fcard{padding:40px 24px}
  .flist,.req{grid-template-columns:1fr}
  footer{margin-top:112px;padding:64px 0 48px}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}