:root{--bg:#05070d;--sur:#0b1120;--sur2:#0e1730;--line:#1b2743;--tx:#eaf2ff;--mut:#93a4c4;--or:#ff7a1a;--bl:#2ec4ff}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--tx);font-family:Inter,system-ui,-apple-system,sans-serif;font-size:15px;line-height:1.55;-webkit-font-smoothing:antialiased}
img{max-width:100%}
a{color:var(--bl);text-decoration:none}
h1,h2,h3,.k,.brand{font-family:Archivo,Inter,sans-serif}
.ribbon{background:linear-gradient(90deg,var(--or),var(--bl));color:#04060c;font-weight:600;font-size:12px;text-align:center;padding:7px 12px;letter-spacing:.04em}
.nav{position:sticky;top:0;z-index:50;display:flex;align-items:center;gap:14px;padding:10px 16px;background:rgba(5,7,13,.82);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:9px;color:var(--tx);font-weight:700;font-size:15px;white-space:nowrap}
.brand img{width:30px;height:30px;border-radius:50%;object-fit:cover;border:1.5px solid var(--or)}
.links{display:flex;gap:4px;overflow-x:auto;scrollbar-width:none;margin-left:auto}
.links::-webkit-scrollbar{display:none}
.links a{color:var(--mut);font-size:13.5px;font-weight:500;padding:7px 10px;border-radius:999px;white-space:nowrap}
.links a:hover{color:var(--tx);background:var(--sur2)}
.links a.on{color:var(--tx);background:var(--sur2)}
.links a.navwa{color:#04060c;background:var(--bl);font-weight:600}
.wrap{max-width:1020px;margin:0 auto}
section{padding:38px 20px 10px}
.k{color:var(--or);font-size:12px;font-weight:700;letter-spacing:.22em;margin:0 0 8px;text-transform:uppercase}
h1{font-size:clamp(32px,8vw,58px);line-height:1.06;font-weight:900;letter-spacing:-.01em}
h1 em{font-style:italic;background:linear-gradient(90deg,var(--or),#ffb066);-webkit-background-clip:text;background-clip:text;color:transparent}
h2{font-size:clamp(22px,5.4vw,32px);font-weight:900;margin:0 0 14px;letter-spacing:-.01em}
h3{font-size:16px;font-weight:700;margin:0 0 5px}
.p{color:var(--mut);font-size:15px;max-width:56ch}
.hero{position:relative;padding:52px 20px 26px;text-align:center;overflow:hidden}
.hero::before{content:"";position:absolute;inset:-40% -20% auto;height:480px;background:radial-gradient(closest-side,rgba(46,196,255,.14),transparent 70%),radial-gradient(closest-side at 70% 60%,rgba(255,122,26,.12),transparent 70%);pointer-events:none}
.hero>*{position:relative}
.hero .esc{width:66px;height:66px;border-radius:50%;object-fit:cover;border:2px solid var(--or);margin-bottom:16px}
.hero .p{margin:16px auto 0}
.row{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-top:20px}
.btn{display:inline-block;padding:13px 22px;border-radius:999px;font-weight:600;font-size:14.5px;border:1px solid transparent;cursor:pointer;font-family:inherit}
.b1{background:linear-gradient(120deg,var(--or),#ff9a4d);color:#1a0d00}
.b2{background:linear-gradient(120deg,#0f2a3d,#123);color:var(--bl);border-color:#1d4a63}
.b3{background:var(--bl);color:#04222f}
.b4{background:transparent;color:var(--tx);border-color:var(--line)}
.portrait{margin:30px auto 0;width:210px;height:210px;border-radius:50%;object-fit:cover;border:3px solid transparent;background:linear-gradient(#05070d,#05070d) padding-box,linear-gradient(135deg,var(--or),var(--bl)) border-box;box-shadow:0 18px 50px rgba(46,196,255,.18)}
.tiles{display:grid;gap:14px;margin-top:18px}
.tile{position:relative;display:block;border-radius:20px;overflow:hidden;border:1px solid var(--line);aspect-ratio:4/3;background:var(--sur)}
.tile img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.tile::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(5,7,13,.05) 30%,rgba(5,7,13,.92))}
.tile:hover img{transform:scale(1.05)}
.tile .tl{position:absolute;left:16px;right:16px;bottom:14px;z-index:2}
.tile .tl .k{margin-bottom:4px}
.tile .tl h3{font-size:21px;font-weight:900;color:var(--tx)}
.tile .tl span{color:var(--mut);font-size:13px}
.grid{display:grid;gap:12px}
.card{background:var(--sur);border:1px solid var(--line);border-radius:16px;padding:16px}
.card.accent{border-left:3px solid var(--or)}
.card.accentb{border-left:3px solid var(--bl)}
.card span{color:var(--mut);font-size:13.5px;display:block}
.steps{counter-reset:st}
.step b{color:var(--bl)}
.work{overflow:hidden;padding:0}
.work .imgs{display:flex;gap:2px;background:#000}
.work .imgs img{width:100%;height:170px;object-fit:cover;flex:1;min-width:0}
.work .body{padding:14px 16px}
.faq details{background:var(--sur);border:1px solid var(--line);border-radius:14px;padding:13px 15px;margin-bottom:10px}
.faq summary{cursor:pointer;font-weight:600;font-size:14.5px;list-style:none}
.faq summary::before{content:"+";color:var(--or);font-weight:700;margin-right:9px}
.faq details[open] summary::before{content:"–"}
.faq details p{color:var(--mut);font-size:13.5px;margin-top:8px}
label{display:block;font-size:12.5px;color:var(--mut);margin:12px 0 5px;font-weight:600;letter-spacing:.03em}
input,select,textarea{width:100%;background:#070b16;border:1px solid var(--line);border-radius:10px;color:var(--tx);padding:11px 12px;font-size:14.5px;font-family:inherit}
textarea{min-height:84px;resize:vertical}
.res{margin-top:12px;background:#070b16;border:1px solid var(--line);border-radius:12px;padding:13px 14px;font-size:14px;color:var(--tx)}
.res:empty{display:none}
.pill{display:inline-block;background:rgba(255,122,26,.15);color:var(--or);border:1px solid rgba(255,122,26,.4);font-size:11px;font-weight:700;letter-spacing:.06em;border-radius:999px;padding:3px 10px;vertical-align:middle}
.ia .res{white-space:pre-wrap}
.note{color:var(--mut);font-size:12.5px;margin-top:10px}
.foot{text-align:center;color:var(--mut);font-size:13px;padding:44px 20px 54px}
.dim{opacity:.75;font-size:12px}
.tarjeta{text-align:center;background:linear-gradient(160deg,var(--sur2),var(--sur));border:1px solid var(--line);border-radius:22px;padding:26px 18px}
.tarjeta img.qr{width:190px;height:190px;border-radius:14px;background:#fff;padding:8px;margin:14px auto;display:block}
.tarjeta .nom{font-family:Archivo;font-size:22px;font-weight:900}
.tarjeta .car{color:var(--mut);font-size:13.5px}
.apps{display:grid;gap:14px;margin-top:16px}
.ph{background:#000;border-radius:22px;border:1px solid var(--line);padding:10px;display:flex;align-items:center;justify-content:center}
.ph img{border-radius:14px;max-height:420px}
.bio{display:grid;gap:16px;align-items:start}
.bio img{width:100%;border-radius:18px;border:1px solid var(--line)}
.book{border-radius:14px;border:1px solid var(--line);margin-bottom:12px}
@media(min-width:720px){
  .tiles{grid-template-columns:1fr 1fr}
  .grid.c2{grid-template-columns:1fr 1fr}
  .grid.c3{grid-template-columns:repeat(3,1fr)}
  .grid.c4{grid-template-columns:repeat(2,1fr)}
  .apps{grid-template-columns:280px 1fr;align-items:start}
  .bio{grid-template-columns:300px 1fr}
  .hero{text-align:left}
  .hero .row{justify-content:flex-start}
  .hero .p{margin-left:0}
  .heroflex{display:flex;gap:44px;align-items:center}
  .heroflex .col{flex:1}
  .portrait{margin:0;width:280px;height:280px}
}
@media(min-width:1000px){.grid.c4{grid-template-columns:repeat(3,1fr)}}

@media(max-width:560px){.brand span{display:none}.links{margin-left:auto}}

/* hamburger nav */
.menubtn{display:none;background:var(--sur2);color:var(--tx);border:1px solid var(--line);border-radius:999px;padding:7px 14px;font:600 13.5px Inter,sans-serif;cursor:pointer;margin-left:auto}
@media(max-width:860px){
  .menubtn{display:block}
  .links{display:none;position:absolute;top:100%;left:0;right:0;background:#05070d;border-bottom:1px solid var(--line);padding:10px 16px 16px;flex-direction:column;gap:2px;overflow:visible}
  .links.open{display:flex}
  .links a{padding:11px 12px;font-size:15px}
  .links a.navwa{text-align:center;margin-top:6px}
}
@media(min-width:861px){.menubtn{display:none}.links{display:flex}}
/* compact hero */
.hero{padding:34px 20px 18px}
.portrait{width:150px;height:150px;margin-top:22px}
@media(min-width:720px){.portrait{width:230px;height:230px}}
.tiles .tile{aspect-ratio:16/10}
/* libros */
.libros .book{max-width:300px;margin:0 auto 12px;display:block}
/* quicknav movil siempre visible */
.quicknav{display:none}
@media(max-width:860px){
  .nav{flex-wrap:wrap;row-gap:0}
  .quicknav{display:flex;gap:6px;overflow-x:auto;scrollbar-width:none;flex-basis:100%;padding:2px 0 8px;order:3}
  .quicknav::-webkit-scrollbar{display:none}
  .quicknav a{color:var(--mut);font-size:12.5px;font-weight:600;padding:6px 11px;border-radius:999px;border:1px solid var(--line);white-space:nowrap;background:var(--sur2)}
  .quicknav a.on{color:#04060c;background:var(--or);border-color:var(--or)}
}

.ba{position:relative;overflow:hidden;border-radius:12px;aspect-ratio:484/858;max-height:340px;margin:0 auto}
.ba img{width:100%;height:100%;object-fit:cover;display:block;pointer-events:none}
.ba-top{position:absolute;inset:0;clip-path:inset(0 50% 0 0)}
.ba-line{position:absolute;top:0;bottom:0;left:50%;width:3px;background:var(--or);transform:translateX(-50%);pointer-events:none;box-shadow:0 0 8px rgba(0,0,0,.6)}
.ba-range{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:ew-resize;margin:0;touch-action:pan-y}
.ba-tag{position:absolute;bottom:8px;font-size:.72rem;font-weight:700;letter-spacing:.05em;background:rgba(5,7,13,.75);padding:3px 9px;border-radius:20px;pointer-events:none}
.ba-l{left:8px;color:var(--or)}.ba-r{right:8px;color:var(--bl)}
.acta{background:#0d1526;border:1px solid #22314f;border-radius:12px;padding:16px;margin-top:12px;position:relative;overflow:hidden;text-align:left}
.acta h4{margin:0 0 8px;color:var(--bl);font-family:Archivo}
.acta p{margin:4px 0;font-size:.9rem}
.acta .wm{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%) rotate(-18deg);font-family:Archivo;font-weight:900;font-size:1.6rem;color:rgba(255,122,26,.14);white-space:nowrap;pointer-events:none;text-transform:uppercase}
.acta .firmas{display:flex;gap:20px;margin-top:18px}
.acta .firmas div{flex:1;border-top:1px solid #44506b;padding-top:5px;font-size:.75rem;text-align:center;color:#8fa0c0}