:root{
  --bg:#04060c;
  --bg2:#070b16;
  --ink:#f2f6fa;
  --mut:#9fb0c3;
  --cy:#00e5ff;
  --cy-dim:rgba(0,229,255,.14);
  --line:rgba(255,255,255,.09);
  --ease:cubic-bezier(.16,1,.3,1);
  --font:'Inter',system-ui,-apple-system,sans-serif;
  --mono:'JetBrains Mono',ui-monospace,monospace;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  background:var(--bg);
  color:var(--ink);
  font-family:var(--font);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
::selection{background:var(--cy);color:#02141a}
::-webkit-scrollbar{width:10px}
::-webkit-scrollbar-track{background:#04060c}
::-webkit-scrollbar-thumb{background:#12303a;border-radius:8px}
::-webkit-scrollbar-thumb:hover{background:var(--cy)}
a{color:inherit}
:focus-visible{outline:2px solid var(--cy);outline-offset:3px;border-radius:4px}
img{display:block;max-width:100%}

/* ---------- reveal ---------- */
.rv{opacity:0;transform:translateY(30px);transition:opacity 1s var(--ease),transform 1.1s var(--ease)}
.rv.in{opacity:1;transform:none}
.rv[data-d="1"]{transition-delay:.12s}
.rv[data-d="2"]{transition-delay:.24s}

/* ---------- nav ---------- */
.nav{
  position:fixed;inset:0 0 auto 0;z-index:50;
  display:flex;align-items:center;justify-content:space-between;
  padding:1rem clamp(1.2rem,4vw,2.5rem);
  backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  background:rgba(4,6,12,.55);
  border-bottom:1px solid transparent;
  transition:border-color .4s;
}
.nav.scrolled{border-bottom-color:var(--line)}
.brand{display:flex;align-items:center;gap:.6rem;font-weight:800;letter-spacing:-.02em;text-decoration:none;font-size:1.05rem}
.brand-mark{width:22px;height:22px;border-radius:7px;border:2.5px solid var(--cy);position:relative;display:inline-block}
.brand-mark::after{content:"";position:absolute;inset:6px;border-radius:50%;background:var(--cy)}
.nav-right{display:flex;align-items:center;gap:1rem}
.status{display:flex;align-items:center;gap:.45rem;font-family:var(--mono);font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;color:var(--mut)}
.dot{width:8px;height:8px;border-radius:50%;background:var(--cy);box-shadow:0 0 12px var(--cy);animation:pulse 2.2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  padding:.85rem 1.7rem;border-radius:999px;
  font-weight:600;font-size:.95rem;text-decoration:none;
  transition:transform .45s var(--ease),box-shadow .45s var(--ease),background .3s;
  will-change:transform;
}
.btn-small{padding:.6rem 1.25rem;font-size:.85rem}
.btn-big{padding:1.05rem 2.6rem;font-size:1.05rem}
.btn-glow{background:var(--cy);color:#02141a;box-shadow:0 0 0 rgba(0,229,255,0)}
.btn-glow:hover{transform:translateY(-2px) scale(1.02);box-shadow:0 8px 40px rgba(0,229,255,.45)}
.btn-ghost{border:1px solid var(--line);color:var(--ink);background:rgba(255,255,255,.03)}
.btn-ghost:hover{transform:translateY(-2px);border-color:var(--cy);color:var(--cy)}

/* ---------- hero ---------- */
.hero{position:relative;min-height:100svh;display:flex;align-items:flex-end;overflow:hidden}
.hero-media{position:absolute;inset:0}
.hero-img{width:100%;height:100%;object-fit:cover;transform:scale(1.02);animation:kenburns 26s ease-in-out infinite alternate;will-change:transform}
@keyframes kenburns{from{transform:scale(1.02)}to{transform:scale(1.14)}}
.hero-shade{position:absolute;inset:0;background:linear-gradient(180deg,rgba(4,6,12,.55) 0%,rgba(4,6,12,.15) 40%,rgba(4,6,12,.88) 100%)}
.hero-scan{position:absolute;left:0;right:0;height:120px;top:-140px;
  background:linear-gradient(180deg,transparent,rgba(0,229,255,.10),transparent);
  animation:scan 7s linear infinite;pointer-events:none}
@keyframes scan{to{transform:translateY(120vh)}}
.hero-inner{position:relative;z-index:2;width:100%;max-width:1200px;margin:0 auto;padding:0 clamp(1.2rem,4vw,2.5rem) clamp(4rem,10vh,7rem)}
.hero-status{display:inline-flex;align-items:center;gap:.5rem;font-family:var(--mono);font-size:.75rem;letter-spacing:.1em;text-transform:uppercase;color:var(--cy);border:1px solid rgba(0,229,255,.35);border-radius:999px;padding:.45rem 1rem;margin-bottom:1.4rem;background:rgba(0,229,255,.06)}
.hero h1{
  font-size:clamp(2.8rem,9vw,6.5rem);
  font-weight:800;letter-spacing:-.04em;line-height:1.02;
  text-wrap:balance;max-width:12ch;margin-bottom:1.4rem;
}
.lede{font-size:clamp(1.05rem,2.4vw,1.35rem);color:var(--mut);line-height:1.6;max-width:44ch;margin-bottom:2.2rem}
.hero-cta{display:flex;gap:.9rem;flex-wrap:wrap}
.scroll-hint{position:absolute;left:50%;bottom:1.4rem;transform:translateX(-50%);z-index:2;width:24px;height:38px;border:1.5px solid rgba(255,255,255,.35);border-radius:14px}
.scroll-hint span{display:block;width:4px;height:8px;margin:7px auto;border-radius:4px;background:var(--cy);animation:wheel 1.8s ease-in-out infinite}
@keyframes wheel{0%{transform:translateY(0);opacity:1}70%{transform:translateY(12px);opacity:0}100%{opacity:0}}

/* ---------- moments ---------- */
.moment{position:relative;height:260vh}
.pin{position:sticky;top:0;height:100svh;overflow:hidden;display:flex;align-items:flex-end}
.moment-media{position:absolute;inset:0}
.moment-media img{width:100%;height:100%;object-fit:cover;transform:scale(calc(1.18 - var(--p,0)*.18));will-change:transform}
.moment-shade{position:absolute;inset:0;background:linear-gradient(180deg,rgba(4,6,12,.35),rgba(4,6,12,.05) 45%,rgba(4,6,12,.92))}
.moment-text{position:relative;z-index:2;width:100%;max-width:1200px;margin:0 auto;padding:0 clamp(1.2rem,4vw,2.5rem) clamp(3.5rem,9vh,6rem);
  transform:translateY(calc(var(--p,0)*60px));opacity:calc(1 - var(--p,0)*.55)}
.moment-index{font-family:var(--mono);color:var(--cy);font-size:.85rem;letter-spacing:.15em;margin-bottom:.8rem}
.moment-text h2{font-size:clamp(2.2rem,6.5vw,4.5rem);font-weight:800;letter-spacing:-.035em;line-height:1.05;text-wrap:balance;max-width:14ch;margin-bottom:1rem}
.moment-text p{color:var(--mut);font-size:clamp(1rem,2.2vw,1.2rem);line-height:1.65;max-width:46ch}

/* ---------- chat ---------- */
.chat-section{
  max-width:1200px;margin:0 auto;
  padding:clamp(5rem,12vh,9rem) clamp(1.2rem,4vw,2.5rem);
  display:grid;grid-template-columns:1fr 1fr;gap:clamp(2rem,6vw,5rem);align-items:center;
}
.chat-copy h2{font-size:clamp(2rem,5vw,3.4rem);font-weight:800;letter-spacing:-.035em;line-height:1.08;text-wrap:balance;margin-bottom:1.1rem}
.chat-copy p{color:var(--mut);line-height:1.7;font-size:1.05rem;margin-bottom:1.8rem;max-width:40ch}
.phone{
  width:min(320px,80vw);margin:0 auto;border-radius:2.4rem;
  border:1px solid var(--line);background:#0a0f1c;
  padding:.9rem;box-shadow:0 30px 80px rgba(0,0,0,.6),0 0 60px rgba(0,229,255,.07);
}
.phone-screen{background:#04060c;border-radius:1.8rem;padding:1rem;display:flex;flex-direction:column;gap:.6rem;min-height:420px}
.phone-bar{display:flex;align-items:center;justify-content:space-between;font-weight:600;font-size:.9rem;padding:.3rem .4rem .8rem;border-bottom:1px solid var(--line);margin-bottom:.4rem}
.bubble{max-width:85%;padding:.65rem .95rem;border-radius:1.1rem;font-size:.88rem;line-height:1.5;
  opacity:0;transform:translateY(14px) scale(.97);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.phone.in .bubble{opacity:1;transform:none}
.phone.in .bubble:nth-child(2){transition-delay:.3s}
.phone.in .bubble:nth-child(3){transition-delay:1.1s}
.phone.in .bubble:nth-child(4){transition-delay:1.9s}
.phone.in .bubble:nth-child(5){transition-delay:2.7s}
.phone.in .bubble:nth-child(6){transition-delay:3.5s}
.bubble.in{background:#131c2e;align-self:flex-start;border-bottom-left-radius:.3rem}
.bubble.out{background:var(--cy-dim);border:1px solid rgba(0,229,255,.35);align-self:flex-end;border-bottom-right-radius:.3rem}

/* ---------- precios ---------- */
.precios{max-width:900px;margin:0 auto;padding:clamp(4rem,10vh,8rem) clamp(1.2rem,4vw,2.5rem)}
.precios h2{font-size:clamp(2rem,5vw,3.4rem);font-weight:800;letter-spacing:-.035em;margin-bottom:.6rem}
.precios-sub{color:var(--mut);margin-bottom:2.4rem}
.price-list{list-style:none;border-top:1px solid var(--line)}
.price-list li{
  display:flex;justify-content:space-between;align-items:baseline;
  padding:1.15rem .2rem;border-bottom:1px solid var(--line);
  font-size:1.05rem;transition:padding .4s var(--ease),background .3s;
}
.price-list li:hover{padding-left:.8rem;background:rgba(0,229,255,.03)}
.price-list strong{font-family:var(--mono);color:var(--cy);font-size:1.15rem;font-weight:500}

/* ---------- final ---------- */
.final{position:relative;min-height:92svh;display:flex;align-items:center;justify-content:center;text-align:center;overflow:hidden}
.final-media{position:absolute;inset:0}
.final-media img{width:100%;height:100%;object-fit:cover;animation:kenburns 30s ease-in-out infinite alternate}
.final-shade{position:absolute;inset:0;background:radial-gradient(ellipse at center,rgba(4,6,12,.55),rgba(4,6,12,.94))}
.final-inner{position:relative;z-index:2;padding:0 1.2rem}
.final-inner h2{font-size:clamp(3rem,11vw,7rem);font-weight:800;letter-spacing:-.045em;line-height:1;margin-bottom:1rem}
.final-inner p{color:var(--mut);font-size:1.15rem;margin-bottom:2rem}
.final-contact{margin-top:1.8rem !important;font-size:.95rem !important}
.final-contact a{color:var(--mut);text-decoration:none;border-bottom:1px solid var(--line);transition:color .3s,border-color .3s}
.final-contact a:hover{color:var(--cy);border-color:var(--cy)}

footer{border-top:1px solid var(--line);padding:1.6rem;text-align:center;color:var(--mut);font-size:.85rem}

/* ---------- cómo funciona ---------- */
.how{background:var(--bg2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.how-inner{max-width:1000px;margin:0 auto;padding:clamp(5rem,12vh,9rem) clamp(1.2rem,4vw,2.5rem)}
.how h2{font-size:clamp(2rem,5vw,3.4rem);font-weight:800;letter-spacing:-.035em;margin-bottom:.5rem}
.how-sub{color:var(--mut);margin-bottom:3rem;font-size:1.05rem}
.steps{list-style:none;display:grid;gap:0}
.step{
  display:grid;grid-template-columns:110px 1fr;gap:1.2rem;align-items:start;
  padding:1.8rem .4rem;border-top:1px solid var(--line);
  transition:background .4s,padding .45s var(--ease);
}
.step:last-of-type{border-bottom:1px solid var(--line)}
.step:hover{background:rgba(0,229,255,.03);padding-left:1rem}
.step-n{font-family:var(--mono);color:var(--cy);font-size:1rem;letter-spacing:.1em;padding-top:.35rem}
.step h3{font-size:clamp(1.25rem,3vw,1.7rem);font-weight:700;letter-spacing:-.02em;margin-bottom:.4rem}
.step p{color:var(--mut);line-height:1.65;max-width:52ch}
.chips{list-style:none;display:flex;flex-wrap:wrap;gap:.7rem;margin-top:2.4rem}
.chips li{
  font-family:var(--mono);font-size:.78rem;letter-spacing:.06em;
  border:1px solid rgba(0,229,255,.3);color:var(--cy);
  padding:.55rem 1.1rem;border-radius:999px;background:rgba(0,229,255,.05);
}

/* ---------- trabajos ---------- */
.works{max-width:1100px;margin:0 auto;padding:clamp(5rem,12vh,9rem) clamp(1.2rem,4vw,2.5rem)}
.works-head{margin-bottom:3rem}
.works-head h2{font-size:clamp(2rem,5vw,3.4rem);font-weight:800;letter-spacing:-.035em;text-wrap:balance;margin-bottom:.6rem}
.works-head p{color:var(--mut);font-size:1.05rem}
.stack{display:grid;gap:2.5rem}
.wcard{
  position:sticky;top:calc(76px + var(--i)*26px);
  display:grid;grid-template-columns:1.25fr 1fr;overflow:hidden;
  background:#0a0f1c;border:1px solid var(--line);border-radius:22px;
  box-shadow:0 40px 90px rgba(0,0,0,.55);
  opacity:0;transform:translateY(40px) scale(.98);
  transition:opacity .9s var(--ease),transform 1s var(--ease);
}
.wcard.in{opacity:1;transform:none}
.wshot{position:relative;min-height:320px;background:#04060c}
.wshot img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:top;
  transition:transform 1.2s var(--ease)}
.wcard:hover .wshot img{transform:scale(1.04)}
.wbar{
  position:absolute;top:0;left:0;right:0;z-index:2;
  display:flex;align-items:center;gap:.4rem;
  padding:.6rem .9rem;background:rgba(4,6,12,.82);
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.wbar i{width:9px;height:9px;border-radius:50%;background:#2a3648}
.wbar i:first-child{background:#ff5f57}.wbar i:nth-child(2){background:#febc2e}.wbar i:nth-child(3){background:#28c840}
.wbar em{font-style:normal;font-family:var(--mono);font-size:.72rem;color:var(--mut);margin-left:.5rem;letter-spacing:.04em}
.wtext{padding:clamp(1.6rem,3.5vw,2.6rem);display:flex;flex-direction:column;justify-content:center}
.wtext h3{font-size:clamp(1.6rem,3.5vw,2.2rem);font-weight:800;letter-spacing:-.03em;margin-bottom:.3rem}
.wwhat{color:var(--cy);font-size:.95rem;margin-bottom:1rem}
.wtext p{color:var(--mut);line-height:1.65;margin-bottom:1.2rem}
.tags{list-style:none;display:flex;flex-wrap:wrap;gap:.55rem;margin-bottom:1.4rem}
.tags li{font-size:.8rem;border:1px solid var(--line);border-radius:999px;padding:.4rem .9rem;color:var(--ink);background:rgba(255,255,255,.03)}
.wlink{font-family:var(--mono);font-size:.85rem;color:var(--cy);text-decoration:none;border-bottom:1px solid rgba(0,229,255,.4);align-self:flex-start;transition:color .3s,border-color .3s}
.wlink:hover{color:#fff;border-color:#fff}

/* ---------- lista de servicios ---------- */
.servicios-list{background:var(--bg);border-top:1px solid var(--line)}
.servicios-inner{max-width:1000px;margin:0 auto;padding:clamp(5rem,12vh,9rem) clamp(1.2rem,4vw,2.5rem)}
.servicios-list h2{font-size:clamp(2rem,5vw,3.4rem);font-weight:800;letter-spacing:-.035em;margin-bottom:.5rem}
.servicios-sub{color:var(--mut);margin-bottom:1rem;font-size:1.05rem}
.slist{border-bottom:1px solid var(--line)}
.sitem{border-top:1px solid var(--line)}
.srow{
  width:100%;display:grid;grid-template-columns:64px 1fr auto 44px;gap:1rem;align-items:center;
  background:none;border:0;color:var(--ink);font:inherit;text-align:left;cursor:pointer;
  padding:1.35rem .4rem;transition:background .35s,padding .35s var(--ease);
}
.srow:hover{background:rgba(0,229,255,.04);padding-left:1rem}
.srow-n{font-family:var(--mono);color:var(--cy);font-size:.9rem;letter-spacing:.08em}
.srow-t strong{display:block;font-size:clamp(1.1rem,2.8vw,1.35rem);font-weight:700;letter-spacing:-.02em}
.srow-t em{font-style:normal;color:var(--mut);font-size:.88rem}
.srow-p{font-family:var(--mono);color:var(--cy);font-size:1.05rem;white-space:nowrap}
.srow-c{
  width:34px;height:34px;display:grid;place-items:center;border:1px solid var(--line);border-radius:50%;
  color:var(--cy);font-size:1.2rem;line-height:1;transition:transform .45s var(--ease),background .3s,border-color .3s;
}
.sitem.open .srow-c{transform:rotate(45deg);background:rgba(0,229,255,.12);border-color:rgba(0,229,255,.5)}
.sdetail{display:grid;grid-template-rows:0fr;transition:grid-template-rows .55s var(--ease)}
.sitem.open .sdetail{grid-template-rows:1fr}
.sdetail-in{overflow:hidden;min-height:0}
.sdetail p{color:var(--mut);line-height:1.65;padding:.2rem .4rem 1rem calc(64px + 1rem + .4rem);max-width:56ch}
.slink{
  display:inline-block;margin:0 0 1.6rem calc(64px + 1rem + .4rem);
  font-family:var(--mono);font-size:.85rem;color:var(--cy);text-decoration:none;
  border:1px solid rgba(0,229,255,.4);border-radius:999px;padding:.6rem 1.3rem;
  transition:background .3s,color .3s;
}
.slink:hover{background:var(--cy);color:#04121a}

@media (max-width:820px){
  .chat-section{grid-template-columns:1fr}
  .nav-right .status{display:none}
  .moment{height:220vh}
  .step{grid-template-columns:64px 1fr}
  .wcard{grid-template-columns:1fr}
  .wshot{min-height:220px}
  .srow{grid-template-columns:44px 1fr auto 38px;padding:1.1rem .2rem}
  .sdetail p,.slink{margin-left:0;padding-left:.2rem}
}

@media (max-width:480px){
  .hero h1{font-size:clamp(2.3rem,13vw,2.9rem)}
  .hero-cta .btn{flex:1 1 100%}
  .moment-text h2{font-size:clamp(1.9rem,9vw,2.4rem)}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none !important;transition:none !important}
  .rv{opacity:1;transform:none}
  .hero-img,.final-media img{transform:none}
  html{scroll-behavior:auto}
}