/* ===== Zenit -Huly style: aurora through a midnight observatory ===== */
:root{
  --bg:#303236;          /* obsidian canvas */
  --void:#090a0c;        /* deepest */
  --card:#111214;        /* charcoal panels */
  --card-2:#17181b;
  --line:#4a4b50;        /* slate hairline */
  --line-soft:#3a3b40;
  --iris:#5683da;        /* electric iris -primary */
  --iris-2:#6f97e6;
  --ember:#ff8964;       /* ember pulse -warm accent */
  --amber:#ffaa81;
  --iris-soft:rgba(86,131,218,.14);
  --text:#f4f5f7;
  --text-2:#a9a9aa;
  --text-3:#6b6c6d;
  --light:#ececef;       /* light band surface */
  --light-2:#ffffff;
  --light-line:#d1d1d1;
  --ink:#111214;         /* dark text on light */
  --ink-2:#54565b;
  --radius:12px;
  --radius-lg:30px;
  --maxw:1200px;
  --pad:clamp(20px,5vw,60px);
  --sec:clamp(72px,10vw,96px);
  --ease:cubic-bezier(.22,.61,.36,1);
  --ease-out:cubic-bezier(.16,1,.3,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
html,body{overflow-x:clip}
body{
  background:var(--bg);color:var(--text);
  font-family:'Inter Tight',system-ui,sans-serif;font-size:16px;line-height:1.5;letter-spacing:-.011em;
  -webkit-font-smoothing:antialiased;position:relative;min-height:100vh;
}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{font-family:'Space Grotesk','Inter Tight',system-ui,sans-serif;font-weight:600;line-height:1.05;letter-spacing:-.03em}
::selection{background:var(--iris);color:#fff}
.hl{color:var(--iris-2)}
.hero-h .hl{background:linear-gradient(180deg,#9fc0f5,var(--iris));-webkit-background-clip:text;background-clip:text;color:transparent}

.skip{position:absolute;left:-999px;top:0;background:var(--iris);color:#fff;padding:10px 16px;z-index:200;border-radius:8px}
.skip:focus{left:12px;top:12px}

.scroll-prog{position:fixed;top:0;left:0;right:0;height:2px;z-index:120;transform:scaleX(0);transform-origin:0 50%;
  background:linear-gradient(90deg,var(--iris),var(--ember))}

/* ---- ambient warm glow ---- */
.bg-glow{position:fixed;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(40% 30% at 50% 3%,rgba(255,170,129,.1),transparent 66%),
    radial-gradient(54% 38% at 50% -6%,rgba(86,131,218,.1),transparent 64%)}
nav,main,.footer{position:relative;z-index:2}

/* ---- nav ---- */
#nav{position:fixed;inset:0 0 auto 0;z-index:50;display:flex;align-items:center;justify-content:space-between;
  padding:18px var(--pad);transition:padding .35s var(--ease),background .35s var(--ease),border-color .35s var(--ease);border-bottom:1px solid transparent}
#nav.scrolled{padding-top:12px;padding-bottom:12px;background:rgba(20,21,24,.72);backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--line-soft)}
.brand{display:flex;align-items:center;gap:10px;font-family:'Space Grotesk','Inter Tight',sans-serif;font-weight:600;font-size:18px;letter-spacing:-.01em}
.brand-mark{color:#cfe0ff;display:grid;place-items:center}
.brand-mark svg{transition:transform .6s var(--ease-out)}
.brand:hover .brand-mark svg{transform:rotate(45deg)}
.nav-links{display:flex;align-items:center;gap:30px;font-size:14px;font-weight:500;color:var(--text-2)}
.nav-links a{transition:color .25s var(--ease)}
.nav-links a:not(.nav-cta):hover{color:var(--text)}
.nav-cta{color:#fff;background:var(--iris);padding:9px 18px;border-radius:9999px;font-weight:500;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.18)}
.nav-cta:hover{background:var(--iris-2)}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:6px}
.burger span{width:25px;height:2px;background:var(--text);transition:transform .3s var(--ease),opacity .3s}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.drawer{position:fixed;inset:0;z-index:45;background:rgba(9,10,12,.97);backdrop-filter:blur(20px);display:flex;flex-direction:column;
  justify-content:center;gap:6px;padding:0 var(--pad);transform:translateY(-100%);transition:transform .5s var(--ease)}
.drawer.open{transform:none}
.drawer a{font-family:'Space Grotesk','Inter Tight',sans-serif;font-size:clamp(2rem,9vw,3rem);font-weight:600;padding:14px 0;border-bottom:1px solid var(--line-soft)}

/* ---- buttons ---- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;font-weight:500;font-size:14px;padding:12px 24px;
  border-radius:9999px;cursor:pointer;transition:all .3s var(--ease);border:1px solid transparent;white-space:nowrap}
.btn-lg{padding:15px 30px;font-size:15px}
.btn-primary{background:var(--iris);color:#fff;box-shadow:0 6px 18px rgba(0,0,0,.28),inset 0 1px 0 rgba(255,255,255,.2)}
.btn-primary:hover{background:var(--iris-2);transform:translateY(-2px);box-shadow:0 12px 28px rgba(0,0,0,.34),inset 0 1px 0 rgba(255,255,255,.26)}
.btn-primary span{transition:transform .3s var(--ease)}
.btn-primary:hover span{transform:translateX(4px)}
.btn-ghost{border-color:var(--line);color:var(--text);background:rgba(255,255,255,.02)}
.btn-ghost:hover{border-color:var(--text-3);background:rgba(255,255,255,.05)}

/* ---- hero ---- */
.hero{position:relative;max-width:var(--maxw);margin:0 auto;padding:clamp(150px,20vh,200px) var(--pad) clamp(40px,7vw,70px);text-align:center}
.hero>*{position:relative;z-index:1}
/* aurora beam -soft vertical iris→ember glow, feathered on all sides */
.aurora{position:absolute;top:-6%;left:50%;transform:translateX(-50%);width:min(380px,64vw);height:min(560px,64vh);z-index:0;
  pointer-events:none;
  background:radial-gradient(closest-side at 50% 42%,var(--iris) 0%,var(--ember) 58%,transparent 82%);
  filter:blur(90px);opacity:.42}
.pill-eyebrow{display:inline-block;font-size:12.5px;font-weight:500;color:var(--text-2);
  border:1px solid var(--line);background:rgba(255,255,255,.03);border-radius:9999px;padding:7px 16px;margin-bottom:26px;
  backdrop-filter:blur(8px)}
.hero-h{font-family:'Space Grotesk','Inter Tight',sans-serif;font-size:clamp(2.6rem,7vw,5.25rem);font-weight:600;line-height:.95;
  letter-spacing:-.045em;margin:0 auto;max-width:16ch}
.hero-sub{max-width:590px;margin:24px auto 0;color:var(--text-2);font-size:clamp(1rem,2vw,1.15rem);letter-spacing:-.01em}
.hero-actions{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-top:34px}

/* ---- hero showcase (real project screenshots) ---- */
.hero-showcase{position:relative;max-width:940px;margin:clamp(52px,8vw,88px) auto 0;height:clamp(300px,44vw,470px)}
.shot{position:absolute;border-radius:14px;overflow:hidden;border:1px solid var(--line);background:var(--card);
  box-shadow:0 18px 50px rgba(0,0,0,.5)}
.shot img{display:block;width:100%;height:100%;object-fit:cover;object-position:top center}
.shot-back{width:min(46%,430px);top:46px;opacity:.6;filter:saturate(.92) brightness(.94)}
.shot-left{left:0;transform:rotate(-5deg) translateY(16px);transform-origin:bottom right}
.shot-right{right:0;transform:rotate(5deg) translateY(16px);transform-origin:bottom left}
.shot-front{left:50%;top:0;transform:translateX(-50%);width:min(62%,620px);z-index:3;
  box-shadow:0 28px 70px rgba(0,0,0,.6)}
.shot-front img{height:calc(100% - 34px)}
.browser-bar{display:flex;align-items:center;gap:6px;height:34px;padding:0 14px;background:var(--card-2);
  border-bottom:1px solid var(--line-soft)}
.browser-bar span{width:9px;height:9px;border-radius:50%;background:var(--line)}
.browser-bar em{margin-left:12px;font-style:normal;font-family:'Space Mono',monospace;font-size:11px;color:var(--text-3);
  letter-spacing:.02em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

/* ---- section shared ---- */
.section{max-width:var(--maxw);margin:0 auto;padding:var(--sec) var(--pad)}
.sec-head{margin-bottom:48px;max-width:760px}
.kicker{display:inline-block;font-size:12px;font-weight:600;letter-spacing:.02em;text-transform:uppercase;
  color:var(--iris-2);margin-bottom:14px}
.sec-head h2,.pitch h2,.cta h2{font-size:clamp(1.9rem,4.4vw,3rem)}

/* ---- cards ---- */
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.card{position:relative;overflow:hidden;border:1px solid var(--line-soft);border-radius:var(--radius);padding:26px 24px;
  background:var(--card);display:flex;flex-direction:column;
  transition:transform .4s var(--ease),border-color .4s var(--ease),box-shadow .4s var(--ease),background .4s var(--ease)}
.card:hover{transform:translateY(-5px);border-color:var(--line);background:var(--card-2);
  box-shadow:rgba(0,0,0,.5) 0 18px 45px 0,0 0 34px rgba(86,131,218,.08)}
.card>*{position:relative;z-index:2}
.card-ico{width:48px;height:48px;border-radius:11px;display:grid;place-items:center;background:var(--iris-soft);
  border:1px solid rgba(86,131,218,.32);margin-bottom:20px;transition:transform .4s var(--ease-out),border-color .4s var(--ease)}
.card:hover .card-ico{transform:translateY(-3px) scale(1.06);border-color:rgba(86,131,218,.55)}
.card-ico svg{width:24px;height:24px;fill:none;stroke:var(--iris-2);stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.card h3{font-size:1.25rem;font-weight:600;margin-bottom:10px}
.card p{color:var(--text-2);font-size:14px;flex:1;letter-spacing:-.006em}
.card-tag{margin-top:18px;font-size:11px;font-weight:500;text-transform:uppercase;letter-spacing:.03em;color:var(--text-3)}
.card-watermark{display:none}

/* ---- proyectos ---- */
.sec-sub{margin-top:14px;color:var(--text-2);font-size:clamp(15px,1.5vw,17px);max-width:620px}

/* ---- audience chips ---- */
.audience{display:flex;flex-wrap:wrap;gap:9px;margin-top:22px}
.aud-chip{font-size:13px;font-weight:500;color:var(--text-2);border:1px solid var(--line-soft);
  background:rgba(255,255,255,.02);border-radius:9999px;padding:7px 15px;transition:border-color .25s var(--ease),color .25s var(--ease)}
.aud-chip:hover{border-color:var(--iris);color:var(--text)}

.proj-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.proj{position:relative;display:flex;flex-direction:column;border:1px solid var(--line-soft);border-radius:var(--radius);
  overflow:hidden;background:var(--card);
  transition:transform .45s var(--ease),border-color .45s var(--ease),box-shadow .45s var(--ease)}
.proj:hover{transform:translateY(-6px);border-color:var(--line);
  box-shadow:rgba(0,0,0,.5) 0 20px 50px 0}
.proj-thumb{position:relative;aspect-ratio:16/10;overflow:hidden;border-bottom:1px solid var(--line-soft)}
.proj-thumb img{width:100%;height:100%;object-fit:cover;object-position:top center;
  transition:transform .5s var(--ease)}
.proj:hover .proj-thumb img{transform:scale(1.04)}
.proj-cat{display:inline-block;font-family:'Space Mono',monospace;font-size:10.5px;font-weight:700;
  text-transform:uppercase;letter-spacing:.08em;color:var(--iris-2);margin-bottom:10px}
.proj-body{display:flex;flex-direction:column;flex:1;padding:20px 22px 22px}
.proj-body h3{font-size:1.12rem;font-weight:600;margin-bottom:8px}
.proj-body p{color:var(--text-2);font-size:13.5px;line-height:1.55;flex:1;margin-bottom:16px;letter-spacing:-.006em}
.proj-link{display:inline-flex;align-items:center;gap:7px;font-size:13px;font-weight:600;color:var(--iris-2);
  transition:gap .3s var(--ease)}
.proj:hover .proj-link{gap:12px}

/* ---- stack ---- */
.sec-eyebrow{display:inline-block;font-family:'Space Mono',monospace;font-size:12px;letter-spacing:.14em;
  text-transform:uppercase;color:var(--iris-2);margin-bottom:16px;
  padding-bottom:10px;border-bottom:1px solid var(--line-soft)}
.stack-groups{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.stack-group{position:relative;overflow:hidden;border:1px solid var(--line-soft);border-radius:var(--radius);
  background:linear-gradient(180deg,var(--card-2),var(--card));padding:24px 24px 26px;
  transition:border-color .35s var(--ease),box-shadow .35s var(--ease)}
.stack-group:hover{border-color:var(--line);box-shadow:rgba(0,0,0,.35) 0 14px 40px 0}
.sg-head{display:flex;align-items:center;gap:12px;margin-bottom:20px;padding-bottom:16px;
  border-bottom:1px solid var(--line-soft)}
.sg-num{font-family:'Space Mono',monospace;font-size:12px;font-weight:700;color:var(--iris-2);
  border:1px solid rgba(86,131,218,.35);background:var(--iris-soft);border-radius:7px;padding:4px 8px}
.sg-label{font-size:13px;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--text)}
.chips{display:flex;flex-wrap:wrap;gap:10px}
.tech{display:inline-flex;align-items:center;gap:9px;font-size:13.5px;font-weight:500;color:var(--text-2);
  border:1px solid var(--line-soft);background:rgba(255,255,255,.025);border-radius:10px;padding:8px 13px 8px 9px;
  transition:border-color .3s var(--ease),background .3s var(--ease),transform .3s var(--ease),color .3s var(--ease)}
.tech-logo{display:inline-flex;align-items:center;justify-content:center;width:26px;height:26px;flex:none;
  border-radius:7px;background:rgba(255,255,255,.04);border:1px solid var(--line-soft);color:var(--text-3);
  transition:color .3s var(--ease),border-color .3s var(--ease),background .3s var(--ease),transform .35s var(--ease)}
.tech-logo svg{width:16px;height:16px}
.tech:hover{transform:translateY(-3px);color:var(--text);border-color:var(--line);background:rgba(255,255,255,.05)}
.tech:hover .tech-logo{color:var(--c);border-color:color-mix(in srgb,var(--c) 45%,transparent);
  background:color-mix(in srgb,var(--c) 12%,transparent);transform:scale(1.06)}

/* ---- pitch ---- */
.pitch-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:clamp(40px,6vw,80px);align-items:center}
.pitch-copy h2{margin:16px 0 20px}
.pitch-lead{color:var(--text-2);font-size:1.02rem;margin-bottom:26px;max-width:44ch}
.link-arrow{display:inline-flex;align-items:center;gap:10px;font-weight:600;color:var(--iris-2);border-bottom:2px solid var(--iris);padding-bottom:3px;transition:gap .3s var(--ease)}
.link-arrow:hover{gap:16px}
.pitch-list{list-style:none;display:flex;flex-direction:column}
.pitch-list li{display:flex;gap:18px;padding:22px 0;border-top:1px solid var(--line-soft)}
.pitch-list li:last-child{border-bottom:1px solid var(--line-soft)}
.pl-n{font-family:'Space Mono',monospace;font-size:13px;color:var(--iris-2);padding-top:4px}
.pitch-list h4{font-size:1.1rem;font-weight:600;margin-bottom:5px}
.pitch-list p{color:var(--text-2);font-size:14px}

/* ---- light editorial band (Huly signature) ---- */
.band{position:relative;z-index:2}
.band-light{background:var(--light);color:var(--ink);width:100vw;margin-left:calc(50% - 50vw);padding:var(--sec) 0}
.band-inner{max-width:var(--maxw);margin:0 auto;padding:0 var(--pad)}
.band-light .kicker{color:var(--iris)}
.band-light h2{color:var(--ink)}
.band-light .step{border-top-color:var(--light-line)}
.band-light .step-n{color:var(--iris)}
.band-light .step h3{color:var(--ink)}
.band-light .step p{color:var(--ink-2)}

/* ---- proceso ---- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.step{padding:28px 22px 28px 0;border-top:2px solid var(--line-soft)}
.step-n{font-family:'Space Mono',monospace;font-size:14px;color:var(--iris-2);display:block;margin-bottom:18px}
.step h3{font-size:1.2rem;font-weight:600;margin-bottom:9px}
.step p{color:var(--text-2);font-size:14px;max-width:24ch}

/* ---- cta ---- */
.cta{max-width:var(--maxw);margin:0 auto;padding:var(--sec) var(--pad)}
.cta-inner{text-align:center;border:1px solid var(--line-soft);border-radius:var(--radius-lg);padding:clamp(48px,8vw,80px) clamp(24px,5vw,56px);
  position:relative;overflow:hidden;background:var(--card);box-shadow:rgba(0,0,0,.4) 0 6px 25px 0}
.cta-inner::before{content:"";position:absolute;top:-60%;left:50%;transform:translateX(-50%);width:120%;height:120%;
  background:radial-gradient(46% 46% at 50% 50%,rgba(86,131,218,.22),transparent 66%);pointer-events:none}
.cta-inner::after{content:"";position:absolute;top:-40%;left:50%;transform:translateX(-50%);width:70%;height:100%;
  background:radial-gradient(40% 40% at 50% 40%,rgba(255,137,100,.12),transparent 70%);pointer-events:none}
.cta-badge{position:relative;z-index:2;display:inline-flex;align-items:center;gap:8px;font-family:'Space Mono',monospace;
  font-size:11.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--iris-2);
  border:1px solid rgba(86,131,218,.4);background:var(--iris-soft);border-radius:9999px;padding:6px 14px;margin-bottom:20px}
.cta h2{margin-bottom:16px;max-width:640px;margin-left:auto;margin-right:auto}
.cta p{color:var(--text-2);max-width:520px;margin:0 auto}
.cta-perks{position:relative;z-index:2;list-style:none;display:flex;flex-wrap:wrap;gap:10px 22px;justify-content:center;margin:26px auto 0;max-width:600px}
.cta-perks li{display:inline-flex;align-items:center;gap:9px;font-size:14px;color:var(--text-2)}
.cp-ico{display:grid;place-items:center;width:20px;height:20px;border-radius:50%;background:var(--iris-soft);
  border:1px solid rgba(86,131,218,.4);color:var(--iris-2);font-size:11px;font-weight:700;flex:none}
.cta-actions{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-top:30px}
.cta-note{font-family:'Space Mono',monospace;font-size:12.5px;color:var(--text-3);margin-top:22px}

/* ---- cta form ---- */
.cta-sep{display:flex;align-items:center;gap:16px;max-width:560px;margin:34px auto 24px;position:relative;
  font-family:'Space Mono',monospace;font-size:11.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--text-3)}
.cta-sep::before,.cta-sep::after{content:"";flex:1;height:1px;background:var(--line-soft)}
.cta-form{max-width:560px;margin:0 auto;text-align:left;display:grid;grid-template-columns:1fr 1fr;gap:16px;position:relative}
.field{display:flex;flex-direction:column;gap:8px}
.field-full{grid-column:1 / -1}
.cta-form label{font-size:11.5px;font-weight:500;letter-spacing:.04em;text-transform:uppercase;color:var(--text-2)}
.cta-form input,.cta-form textarea{width:100%;background:var(--void);border:1px solid var(--line);border-radius:8px;
  padding:12px 14px;color:var(--text);font-family:inherit;font-size:15px;transition:border-color .25s var(--ease),box-shadow .25s var(--ease);resize:vertical}
.cta-form input::placeholder,.cta-form textarea::placeholder{color:var(--text-3)}
.cta-form input:focus,.cta-form textarea:focus{outline:none;border-color:var(--iris);box-shadow:0 0 0 3px var(--iris-soft)}
.cta-form-btn{grid-column:1 / -1;justify-self:center;margin-top:4px}

/* ---- footer ---- */
.footer{max-width:var(--maxw);margin:0 auto;padding:56px var(--pad) 40px;border-top:1px solid var(--line-soft)}
.footer-top{display:flex;justify-content:space-between;gap:30px;flex-wrap:wrap;margin-bottom:40px}
.footer-top p{color:var(--text-2);font-size:14px}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;gap:18px;flex-wrap:wrap;
  font-family:'Space Mono',monospace;font-size:12.5px;color:var(--text-3)}
.footer-links{display:flex;gap:22px}
.footer-links a:hover{color:var(--iris-2)}

/* ---- fab ---- */
.fab{position:fixed;right:22px;bottom:22px;z-index:60;width:56px;height:56px;border-radius:50%;background:#25d366;color:#fff;
  display:grid;place-items:center;box-shadow:0 8px 30px rgba(37,211,102,.4);opacity:0;transform:translateY(20px) scale(.8);
  pointer-events:none;transition:transform .3s var(--ease),opacity .3s var(--ease)}
.fab.show{opacity:1;transform:none;pointer-events:auto}
.fab:hover{transform:scale(1.08)}

/* ---- reveal ---- */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s var(--ease-out),transform .7s var(--ease-out)}
.reveal.in{opacity:1;transform:none}

/* ---- responsive ---- */
@media(max-width:980px){
  .cards{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:1fr 1fr}
  .proj-grid{grid-template-columns:1fr 1fr}
  .pitch-grid{grid-template-columns:1fr;gap:36px}
}
@media(max-width:640px){
  .nav-links{display:none}
  .burger{display:flex}
  .cards,.steps{grid-template-columns:1fr}
  .proj-grid{grid-template-columns:1fr}
  .stack-groups{grid-template-columns:1fr}
  .cta-form{grid-template-columns:1fr}
  .hero-showcase{height:clamp(210px,60vw,300px)}
  .shot-back{display:none}
  .shot-front{width:min(94%,560px)}
}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
  .bg-glow,.aurora{opacity:.3}
}