/* ===== Xami · estilo base ===== */
:root{
  --bg:#0a0e1a; --bg2:#0d1424; --panel:#111a2e; --panel2:#16213d;
  --ink:#eaf0fb; --muted:#8da2c0; --line:#1e2c4a;
  --accent:#4db8ff; --accent2:#7c5cff; --ok:#37d39b; --warn:#ffb454;
  --grad:linear-gradient(135deg,#4db8ff,#7c5cff);
  --shadow:0 20px 60px rgba(0,0,0,.45);
  --r:18px; --maxw:1180px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;
  background:var(--bg); color:var(--ink); line-height:1.6;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px}

/* ===== NAV ===== */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  display:flex;align-items:center;justify-content:space-between;
  padding:18px 32px; background:rgba(10,14,26,.72);
  backdrop-filter:blur(14px); border-bottom:1px solid var(--line);
}
.brand{font-weight:800;font-size:22px;letter-spacing:1px;display:flex;align-items:center;gap:2px}
.brand span{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.brand small{font-size:11px;color:var(--muted);font-weight:500;margin-left:8px;letter-spacing:2px}
.nav-links{display:flex;gap:26px;align-items:center}
.nav-links a{color:var(--muted);font-size:14px;font-weight:500;transition:.2s}
.nav-links a:hover{color:var(--ink)}
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:11px 22px;border-radius:12px;font-weight:600;font-size:14px;
  background:var(--grad);color:#fff;border:none;cursor:pointer;transition:.25s;
  box-shadow:0 8px 24px rgba(77,184,255,.25);
}
.btn:hover{transform:translateY(-2px);box-shadow:0 12px 32px rgba(124,92,255,.35)}
.btn.ghost{background:transparent;border:1px solid var(--line);color:var(--ink);box-shadow:none}
.btn.ghost:hover{border-color:var(--accent);background:rgba(77,184,255,.08)}

/* ===== DECK / slides ===== */
.deck{padding-top:78px}
.slide{
  min-height:100vh;display:flex;align-items:center;
  padding:90px 0; position:relative; border-bottom:1px solid rgba(30,44,74,.4);
}
.slide-inner{width:100%}
.eyebrow{
  display:inline-block;font-size:12px;letter-spacing:3px;text-transform:uppercase;
  color:var(--accent);font-weight:700;margin-bottom:18px;
  padding:6px 14px;border:1px solid var(--line);border-radius:50px;background:rgba(77,184,255,.06);
}
h1{font-size:clamp(34px,6vw,68px);line-height:1.05;font-weight:800;letter-spacing:-1px}
h1 .hl{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
h2{font-size:clamp(28px,4vw,46px);font-weight:800;letter-spacing:-.5px;margin-bottom:18px}
.lead{font-size:clamp(17px,2vw,21px);color:var(--muted);max-width:680px;margin-top:22px}
.section-tag{font-size:13px;color:var(--accent2);font-weight:700;letter-spacing:2px;text-transform:uppercase;margin-bottom:12px}

/* ===== HERO ===== */
.hero{background:radial-gradient(1200px 600px at 70% -10%,rgba(124,92,255,.18),transparent),radial-gradient(900px 500px at 10% 20%,rgba(77,184,255,.12),transparent)}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:50px;align-items:center}
.hero-cta{display:flex;gap:14px;margin-top:34px;flex-wrap:wrap}
.trust{display:flex;gap:28px;margin-top:40px;flex-wrap:wrap}
.trust div{font-size:13px;color:var(--muted)}
.trust b{display:block;font-size:26px;color:var(--ink);font-weight:800;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}

/* device mockup */
.device{
  position:relative;background:linear-gradient(160deg,var(--panel2),var(--panel));
  border:1px solid var(--line);border-radius:24px;padding:28px;box-shadow:var(--shadow);
}
.chip{
  aspect-ratio:1.6;border-radius:16px;background:
    linear-gradient(135deg,#0c1530,#0a1120),
    repeating-linear-gradient(90deg,transparent,transparent 18px,rgba(77,184,255,.04) 18px,rgba(77,184,255,.04) 19px);
  border:1px solid var(--line);display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden;
}
.chip::before{content:"";position:absolute;inset:0;background:radial-gradient(400px 200px at 50% 0,rgba(77,184,255,.15),transparent)}
.chip .core{width:64px;height:64px;border-radius:14px;background:var(--grad);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:24px;color:#fff;box-shadow:0 0 40px rgba(77,184,255,.5);z-index:1}
.chip .pin{position:absolute;width:7px;height:20px;background:var(--line);border-radius:3px}
.dev-label{display:flex;justify-content:space-between;margin-top:18px;font-size:12px;color:var(--muted);font-family:monospace}
.dev-label b{color:var(--ok)}

/* ===== CARDS ===== */
.grid{display:grid;gap:22px;margin-top:46px}
.grid.c2{grid-template-columns:repeat(2,1fr)}
.grid.c3{grid-template-columns:repeat(3,1fr)}
.grid.c4{grid-template-columns:repeat(4,1fr)}
.card{
  background:linear-gradient(160deg,var(--panel),var(--bg2));
  border:1px solid var(--line);border-radius:var(--r);padding:28px;transition:.28s;position:relative;overflow:hidden;
}
.card:hover{transform:translateY(-4px);border-color:rgba(77,184,255,.4)}
.card .ico{width:48px;height:48px;border-radius:12px;background:rgba(77,184,255,.1);display:flex;align-items:center;justify-content:center;font-size:24px;margin-bottom:16px}
.card h3{font-size:19px;font-weight:700;margin-bottom:8px}
.card p{color:var(--muted);font-size:15px}
.card .num{font-size:42px;font-weight:800;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1}

/* problema / impacto */
.stat-row{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:40px}
.stat{text-align:center;padding:34px 20px;background:linear-gradient(160deg,var(--panel),var(--bg2));border:1px solid var(--line);border-radius:var(--r)}
.stat .big{font-size:clamp(36px,5vw,56px);font-weight:800;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.stat .cap{color:var(--muted);font-size:14px;margin-top:8px}

/* ===== FLOW / simulación ===== */
.sim{background:linear-gradient(160deg,var(--panel),var(--bg2));border:1px solid var(--line);border-radius:var(--r);padding:36px;margin-top:40px}
.sim-stage{display:grid;grid-template-columns:1fr auto 1fr;gap:24px;align-items:center}
.node{background:var(--bg2);border:1px solid var(--line);border-radius:14px;padding:24px;text-align:center;position:relative;transition:.3s}
.node.active{border-color:var(--accent);box-shadow:0 0 30px rgba(77,184,255,.25)}
.node .tit{font-weight:700;font-size:16px;margin-bottom:6px}
.node .sub{font-size:13px;color:var(--muted);font-family:monospace}
.node .emoji{font-size:32px;margin-bottom:10px}
.arrow{font-size:24px;color:var(--accent);position:relative}
.arrow .pkt{position:absolute;top:50%;left:0;transform:translateY(-50%);font-size:14px;opacity:0;white-space:nowrap;color:var(--ok)}
.sim-log{margin-top:26px;background:#070b14;border:1px solid var(--line);border-radius:12px;padding:18px;font-family:monospace;font-size:13px;min-height:120px;max-height:200px;overflow-y:auto}
.sim-log div{padding:3px 0;color:var(--muted);opacity:0;animation:fadein .4s forwards}
.sim-log .ok{color:var(--ok)} .sim-log .ac{color:var(--accent)} .sim-log .wn{color:var(--warn)}
@keyframes fadein{to{opacity:1}}
.sim-controls{display:flex;gap:14px;margin-top:24px;justify-content:center;flex-wrap:wrap}

/* layers / arquitectura */
.layers{display:flex;flex-direction:column;gap:16px;margin-top:40px}
.layer{display:grid;grid-template-columns:160px 1fr;gap:24px;align-items:center;background:linear-gradient(160deg,var(--panel),var(--bg2));border:1px solid var(--line);border-radius:14px;padding:22px 26px}
.layer .ltag{font-weight:800;font-size:15px;color:var(--accent)}
.layer p{color:var(--muted);font-size:15px}

/* casos de uso */
.use{background:linear-gradient(160deg,var(--panel),var(--bg2));border:1px solid var(--line);border-radius:var(--r);padding:30px;transition:.28s}
.use:hover{transform:translateY(-4px);border-color:rgba(124,92,255,.4)}
.use .ico{font-size:30px;margin-bottom:14px}
.use h3{font-size:18px;margin-bottom:8px}
.use p{color:var(--muted);font-size:14px}

/* contacto / CTA final */
.cta-final{text-align:center;background:radial-gradient(800px 400px at 50% 0,rgba(124,92,255,.18),transparent)}
.cta-box{background:linear-gradient(160deg,var(--panel2),var(--panel));border:1px solid var(--line);border-radius:24px;padding:60px 40px;margin-top:30px;box-shadow:var(--shadow)}

/* footer */
.footer{padding:50px 0 40px;border-top:1px solid var(--line);color:var(--muted);font-size:14px}
.footer-grid{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:20px}

/* dots nav lateral */
.dots{position:fixed;right:26px;top:50%;transform:translateY(-50%);display:flex;flex-direction:column;gap:14px;z-index:90}
.dots a{width:11px;height:11px;border-radius:50%;background:var(--line);transition:.25s;border:2px solid transparent}
.dots a:hover,.dots a.active{background:var(--accent);box-shadow:0 0 12px var(--accent)}

/* reveal on scroll */
.reveal{opacity:0;transform:translateY(30px);transition:.7s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}

/* responsive */
@media(max-width:900px){
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .grid.c3,.grid.c4{grid-template-columns:1fr 1fr}
  .stat-row{grid-template-columns:1fr}
  .sim-stage{grid-template-columns:1fr;gap:14px}
  .arrow{transform:rotate(90deg)}
  .layer{grid-template-columns:1fr;gap:8px}
  .nav-links{display:none}
  .dots{display:none}
}
@media(max-width:560px){.grid.c2,.grid.c3,.grid.c4{grid-template-columns:1fr}}

/* ===== XAMI · acrónimo + chip realista (añadido, no modifica reglas previas) ===== */
.acro{display:flex;align-items:baseline;gap:10px;margin-bottom:12px}
.acro b{font-size:30px;font-weight:800;letter-spacing:4px;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.acro span{font-family:monospace;font-size:13px;color:var(--muted)}
.acro-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:6px;padding-bottom:18px;margin-bottom:22px;border-bottom:1px solid var(--line)}
.acro-grid div{font-size:12px;color:var(--muted);line-height:1.25}
.acro-grid em{font-style:normal;font-size:18px;font-weight:800;color:var(--accent)}
.acro-grid div:nth-child(n+3) em{color:var(--accent2)}
.chip.board{background:#0b1120;border-color:#182541}
.chip.board::before{display:none}
.ic{position:relative;width:58%;aspect-ratio:1.3}
.ic-body{position:absolute;inset:0;border-radius:7px;background:linear-gradient(150deg,#2a2a30,#141417 55%,#1d1d21);border:1px solid #35353b;box-shadow:0 12px 28px rgba(0,0,0,.65),inset 0 1px 0 rgba(255,255,255,.10)}
.leg{position:absolute;border-radius:1px;z-index:0}
.leg.t,.leg.b{width:7px;height:11px;background:linear-gradient(180deg,#e4e8ee,#9aa1ac 55%,#6b7280)}
.leg.t{top:-10px}
.leg.b{bottom:-10px}
.leg.l,.leg.r{width:11px;height:7px}
.leg.l{left:-10px;background:linear-gradient(90deg,#6b7280,#9aa1ac 45%,#e4e8ee)}
.leg.r{right:-10px;background:linear-gradient(90deg,#e4e8ee,#9aa1ac 55%,#6b7280)}
.p1{position:absolute;top:9px;left:9px;width:8px;height:8px;border-radius:50%;background:#0d0d0f;box-shadow:inset 0 1px 2px rgba(0,0,0,.9),0 0 0 1px #3d3d43;z-index:2}
.led{position:absolute;bottom:9px;right:9px;width:5px;height:5px;border-radius:50%;background:var(--ok);box-shadow:0 0 9px var(--ok);z-index:2}
.etch{position:absolute;inset:0;z-index:2;display:flex;flex-direction:column;align-items:center;justify-content:center;line-height:1.3}
.etch b{font-size:20px;font-weight:800;letter-spacing:4px;color:#a2a9b4;text-shadow:0 1px 0 rgba(0,0,0,.85)}
.etch i{font-style:normal;font-family:monospace;font-size:10px;letter-spacing:2px;color:#5e6570}
.chip.board{display:flex;align-items:center;justify-content:center}
.card p small{display:block;margin-top:8px;font-family:monospace;font-size:11px;color:var(--accent2);letter-spacing:.5px}
/* Fix: .nav-links a (0,1,1) pisaba a .btn (0,1,0) y el CTA del nav heredaba --muted */
.nav-links a.btn,.nav-links a.btn:hover{color:#fff}

/* ===== DECK · una pantalla por slide (compresión vertical + scroll snap) ===== */
html{scroll-snap-type:y proximity}
body{overflow-x:clip}
.slide{min-height:100dvh;padding:clamp(84px,11vh,112px) 0 clamp(28px,5vh,60px);scroll-snap-align:start}
.footer{scroll-snap-align:start}

h1{font-size:min(clamp(30px,5.4vw,62px),8.8vh);line-height:1.04}
h2{font-size:min(clamp(24px,3.4vw,42px),5.6vh);margin-bottom:min(14px,1.8vh)}
.lead{font-size:min(clamp(15px,1.7vw,20px),2.7vh);margin-top:min(18px,2.2vh)}
.eyebrow{font-size:11px;letter-spacing:2.4px;padding:5px 12px;margin-bottom:min(15px,2vh)}
.section-tag{font-size:12px;margin-bottom:min(9px,1.2vh)}

.hero-cta{margin-top:min(26px,3.4vh)}
.trust{margin-top:min(26px,3.6vh);gap:24px}
.trust b{font-size:min(23px,3.3vh)}
.device{padding:min(22px,2.9vh)}
.acro{margin-bottom:min(10px,1.4vh)}
.acro b{font-size:min(28px,3.9vh)}
.acro-grid{padding-bottom:min(14px,1.9vh);margin-bottom:min(16px,2.2vh)}
.chip{max-height:34vh}

.grid{margin-top:min(32px,4.2vh);gap:min(20px,2.6vh)}
.card{padding:min(24px,3.1vh) 22px}
.card .ico{width:40px;height:40px;font-size:20px;border-radius:10px;margin-bottom:min(11px,1.5vh)}
.card h3{font-size:17px;margin-bottom:6px}
.card p{font-size:14px}
.use{padding:min(24px,3.1vh) 22px}
.use .ico{font-size:25px;margin-bottom:min(10px,1.4vh)}
.use h3{font-size:16px;margin-bottom:6px}
.use p{font-size:13.5px}

.stat-row{margin-top:min(30px,4vh);gap:18px}
.stat{padding:min(26px,3.5vh) 18px}
.stat .cap{font-size:13px}

.layers{margin-top:min(24px,3.2vh);gap:min(12px,1.6vh)}
.layer{padding:min(16px,2.1vh) 24px;gap:20px;grid-template-columns:140px 1fr}
.layer p{font-size:14px}

.sim{padding:min(24px,3.2vh) 26px;margin-top:min(24px,3.2vh)}
.sim-stage{gap:18px}
.node{padding:min(15px,2vh) 14px}
.node .emoji{font-size:25px;margin-bottom:6px}
.node .tit{font-size:15px;margin-bottom:4px}
.sim-log{margin-top:min(16px,2.2vh);padding:14px;min-height:76px;max-height:min(140px,17vh)}
.sim-controls{margin-top:min(16px,2.2vh)}

.cta-box{padding:min(34px,4.4vh) 36px;margin-top:0}
.cta-final h2{font-size:min(clamp(23px,3vw,38px),4.8vh)}
.cta-final .lead{margin-top:min(14px,1.8vh)}
.cta-final .hero-cta{margin-top:min(20px,2.6vh)}

/* Pantallas bajas o móviles: el deck estorba más de lo que ayuda */
@media(max-width:900px),(max-height:620px){
  html{scroll-snap-type:none}
  .slide{min-height:0;padding:70px 0 52px}
  .chip{max-height:none}
}

/* ===== Cierre · declaración + lockup de marca ===== */
.closing{margin-top:min(20px,2.6vh);padding-top:min(18px,2.4vh);border-top:1px solid var(--line)}
.close-kicker{font-size:min(13.5px,1.9vh);color:var(--muted);letter-spacing:.2px;margin-bottom:min(5px,.7vh)}
.close-claim{font-size:min(30px,4vh);font-weight:800;letter-spacing:-.5px;line-height:1.12;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;margin-bottom:min(20px,2.6vh)}
.close-lockup{display:inline-flex;align-items:center;gap:16px;padding:min(11px,1.5vh) 22px;border:1px solid var(--line);border-radius:16px;background:rgba(7,11,20,.5)}
.close-id{text-align:left}
.close-word{display:flex;align-items:baseline;gap:9px;margin-bottom:4px}
.close-word b{font-size:min(23px,3.1vh);font-weight:800;letter-spacing:4px;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.close-word span{font-family:monospace;font-size:11px;color:var(--muted)}
.close-grid{display:flex;flex-wrap:wrap;gap:3px 14px}
.close-grid div{font-size:11.5px;color:var(--muted);letter-spacing:.2px}
.close-grid em{font-style:normal;font-size:14px;font-weight:800;color:var(--accent)}
.close-grid div:nth-child(n+3) em{color:var(--accent2)}
.chip-mini{flex:none}
.chip-mini .ic{position:relative;width:58px;aspect-ratio:1.15}
.chip-mini .leg.t,.chip-mini .leg.b{width:5px;height:7px}
.chip-mini .leg.t{top:-6px}
.chip-mini .leg.b{bottom:-6px}
.chip-mini .leg.l,.chip-mini .leg.r{width:7px;height:5px}
.chip-mini .leg.l{left:-6px}
.chip-mini .leg.r{right:-6px}
.chip-mini .ic-body{border-radius:5px;box-shadow:0 6px 16px rgba(0,0,0,.55),inset 0 1px 0 rgba(255,255,255,.09)}
.chip-mini .p1{top:5px;left:5px;width:5px;height:5px}
.chip-mini .led{bottom:5px;right:5px;width:3px;height:3px;box-shadow:0 0 6px var(--ok)}
.chip-mini .etch b{font-size:9px;letter-spacing:1.5px}
@media(max-width:560px){
  .close-lockup{gap:12px;padding:10px 16px}
  .close-grid{gap:2px 10px}
  .close-grid div{font-size:10.5px}
}

/* ===== Selector de idioma ===== */
.nav-links a.lang{font-size:12px;font-weight:700;letter-spacing:1.2px;padding:5px 10px;border:1px solid var(--line);border-radius:8px;color:var(--muted);transition:.2s}
.nav-links a.lang:hover{color:var(--ink);border-color:var(--accent);background:rgba(77,184,255,.08)}
@media(max-width:900px){
  .nav-links{display:flex;gap:10px}
  .nav-links a{display:none}
  .nav-links a.lang,.nav-links a.btn{display:inline-flex}
}