/* ============================================================
   SKY SOL — Ipari automatizálás — weboldal stílus
   Márka: sötét „mérnöki-editorial", Archivo + IBM Plex,
   kék (#4768DB) → mauve (#B36AB2) gradient, PCB-nyomvonal motívum.
   ============================================================ */

/* ---------- Tokens ---------- */
:root{
  color-scheme: dark;

  --ink-900:#070B1C;
  --ink-880:#080D22;
  --ink-850:#0A1026;
  --ink-830:#0B1230;
  --ink-800:#0D1430;
  --ink-760:#101838;
  --ink-700:#121A3B;

  --blue:#4768DB;
  --blue-lt:#7E95F1;
  --blue-dk:#31489E;
  --mauve:#B36AB2;
  --mauve-lt:#C98CC8;
  --ok:#54E0A6;

  --txt:#E9ECFA;
  --txt-2:#A6AEC9;
  --txt-3:#727D9F;

  --line:rgba(198,210,255,.145);
  --line-2:rgba(198,210,255,.075);
  --line-3:rgba(198,210,255,.045);

  --grad:linear-gradient(92deg,#4768DB 0%,#B36AB2 100%);
  --grad-soft:linear-gradient(120deg,rgba(71,104,219,.16),rgba(179,106,178,.14));

  --f-disp:"Archivo","Helvetica Neue",Arial,sans-serif;
  --f-body:"IBM Plex Sans","Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --f-mono:"IBM Plex Mono",SFMono-Regular,Consolas,"Liberation Mono",monospace;

  --container:1200px;
  --pad:clamp(1.15rem,5vw,2.75rem);
  --nav-h:70px;

  --r-sm:10px;
  --r:16px;
  --r-lg:22px;

  --shadow:0 24px 60px -28px rgba(0,0,0,.75);
  --ring:0 0 0 1px var(--line);
}

/* ---------- Reset / base ---------- */
*{box-sizing:border-box}
html{
  -webkit-text-size-adjust:100%;
  scroll-behavior:smooth;
}
body{
  margin:0;
  background:var(--ink-900);
  color:var(--txt);
  font-family:var(--f-body);
  font-weight:400;
  font-size:clamp(1rem,.55vw + .86rem,1.0625rem);
  line-height:1.62;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img,video,svg{max-width:100%;display:block}
figure{margin:0}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;cursor:pointer;background:none;border:none}
ul{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{font-family:var(--f-disp);font-weight:700;line-height:1.04;letter-spacing:-.025em;margin:0}
p{margin:0}
::selection{background:rgba(126,149,241,.32);color:#fff}

/* ambient page background: deep radial + faint grid */
body::before{
  content:"";position:fixed;inset:0;z-index:-2;pointer-events:none;
  background:
    radial-gradient(1200px 680px at 78% -8%, rgba(71,104,219,.16), transparent 60%),
    radial-gradient(900px 620px at 6% 12%, rgba(179,106,178,.10), transparent 62%),
    var(--ink-900);
}
body::after{
  content:"";position:fixed;inset:0;z-index:-2;pointer-events:none;opacity:.5;
  background-image:
    linear-gradient(var(--line-3) 1px,transparent 1px),
    linear-gradient(90deg,var(--line-3) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(120% 80% at 50% 0%,#000 30%,transparent 78%);
}

/* ---------- Utilities ---------- */
.container{width:100%;max-width:var(--container);margin-inline:auto;padding-inline:var(--pad)}
[id]{scroll-margin-top:calc(var(--nav-h) + 22px)}
.section{position:relative;padding-block:clamp(4rem,9vw,7.5rem)}
.section--tight{padding-block:clamp(3rem,6vw,4.5rem)}
.section-line{border-top:1px solid var(--line-2)}

.eyebrow{
  display:inline-flex;align-items:center;gap:.6rem;
  font-family:var(--f-mono);font-size:.72rem;font-weight:500;
  letter-spacing:.22em;text-transform:uppercase;color:var(--txt-2);
  margin:0 0 1.15rem;
}
.eyebrow .idx{color:var(--blue-lt)}
.eyebrow .led{
  width:7px;height:7px;border-radius:50%;background:var(--ok);
  box-shadow:0 0 0 3px rgba(84,224,166,.16);
  animation:led 2.6s ease-in-out infinite;
}
@keyframes led{0%,100%{opacity:.55}50%{opacity:1}}

.h-xl{font-size:clamp(2.05rem,4.6vw,3.5rem)}
.h-lg{font-size:clamp(1.7rem,3.4vw,2.6rem)}
.h-md{font-size:clamp(1.28rem,2vw,1.6rem)}
.lede{color:var(--txt-2);font-size:clamp(1.05rem,1.3vw,1.22rem);max-width:56ch}
.muted{color:var(--txt-2)}
.mono{font-family:var(--f-mono)}
.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}

.section-head{max-width:62ch;margin-bottom:clamp(2.2rem,4vw,3.25rem)}
.section-head .lede{margin-top:1rem}

/* ---------- Buttons ---------- */
.btn{
  --bg:var(--ink-760);
  display:inline-flex;align-items:center;gap:.6rem;
  padding:.85rem 1.4rem;border-radius:999px;
  font-family:var(--f-mono);font-size:.82rem;font-weight:500;letter-spacing:.04em;
  border:1px solid var(--line);background:var(--bg);color:var(--txt);
  transition:transform .18s ease, box-shadow .25s ease, border-color .25s ease, background .25s ease;
  will-change:transform;
}
.btn svg{width:1.05em;height:1.05em}
.btn:hover{transform:translateY(-2px);border-color:rgba(126,149,241,.55)}
.btn:focus-visible{outline:2px solid var(--blue-lt);outline-offset:3px}
.btn--primary{
  border:none;color:#0a0f24;font-weight:600;background:var(--grad);
  box-shadow:0 14px 34px -14px rgba(71,104,219,.8);
}
.btn--primary:hover{box-shadow:0 20px 44px -14px rgba(126,149,241,.9)}
.btn--ghost{background:transparent}
.btn--lg{padding:1rem 1.7rem;font-size:.9rem}
.btn--block{width:100%;justify-content:center}

/* chips / tags */
.chips{display:flex;flex-wrap:wrap;gap:.5rem}
.chip{
  font-family:var(--f-mono);font-size:.74rem;letter-spacing:.05em;color:var(--txt-2);
  border:1px solid var(--line);background:rgba(13,20,48,.55);
  padding:.42rem .75rem;border-radius:999px;
}
.tag{
  font-family:var(--f-mono);font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;
  color:var(--blue-lt);border:1px solid rgba(126,149,241,.35);border-radius:6px;
  padding:.24rem .5rem;background:rgba(71,104,219,.08);white-space:nowrap;
}

/* ---------- Scroll progress + skip link ---------- */
#progress{
  position:fixed;top:0;left:0;height:2px;width:0;z-index:120;
  background:var(--grad);box-shadow:0 0 12px rgba(126,149,241,.6);
}
.skip{
  position:fixed;left:12px;top:-60px;z-index:200;
  background:var(--ink-700);border:1px solid var(--line);border-radius:8px;
  padding:.6rem .9rem;font-family:var(--f-mono);font-size:.8rem;
  transition:top .2s ease;
}
.skip:focus{top:12px}

/* ---------- Header / Nav ---------- */
.site-header{
  position:sticky;top:0;z-index:100;
  transition:background .3s ease, border-color .3s ease, backdrop-filter .3s ease;
  border-bottom:1px solid transparent;
}
.site-header.scrolled{
  background:rgba(7,11,28,.72);
  backdrop-filter:blur(14px) saturate(1.3);
  -webkit-backdrop-filter:blur(14px) saturate(1.3);
  border-bottom:1px solid var(--line-2);
}
.nav{
  height:var(--nav-h);display:flex;align-items:center;gap:1.5rem;
}
.nav__logo{display:flex;align-items:center;gap:.7rem;margin-right:auto}
.nav__logo img{height:26px;width:auto}
.nav__links{display:flex;align-items:center;gap:.35rem}
.nav__links a{
  position:relative;padding:.5rem .7rem;border-radius:8px;
  font-size:.9rem;color:var(--txt-2);transition:color .2s ease, background .2s ease;
}
.nav__links a::after{
  content:"";position:absolute;left:.7rem;right:.7rem;bottom:.28rem;height:2px;
  background:var(--grad);border-radius:2px;transform:scaleX(0);transform-origin:left;
  transition:transform .25s ease;
}
.nav__links a:hover{color:var(--txt)}
.nav__links a.active{color:var(--txt)}
.nav__links a.active::after{transform:scaleX(1)}
.nav__cta{display:flex;align-items:center;gap:.6rem}
.nav__phone{
  display:inline-flex;align-items:center;gap:.5rem;font-family:var(--f-mono);
  font-size:.82rem;color:var(--txt);padding:.5rem .55rem;border-radius:8px;white-space:nowrap;
}
.nav__phone:hover{color:var(--blue-lt)}
.nav__toggle{display:none;width:44px;height:44px;border-radius:10px;border:1px solid var(--line);align-items:center;justify-content:center}
.nav__toggle span,.nav__toggle span::before,.nav__toggle span::after{
  content:"";display:block;width:18px;height:2px;background:var(--txt);border-radius:2px;transition:.25s ease;position:relative;
}
.nav__toggle span::before{position:absolute;top:-6px}
.nav__toggle span::after{position:absolute;top:6px}
body.menu-open .nav__toggle span{background:transparent}
body.menu-open .nav__toggle span::before{top:0;transform:rotate(45deg)}
body.menu-open .nav__toggle span::after{top:0;transform:rotate(-45deg)}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;padding-top:clamp(2rem,5vw,3.5rem)}
.hero__traces{
  position:absolute;inset:0;width:100%;height:100%;z-index:0;
  opacity:.5;pointer-events:none;
  mask-image:linear-gradient(180deg,#000 40%,transparent 92%);
}
.hero__traces path{stroke:var(--blue-lt);stroke-width:1.4;fill:none;opacity:.35}
.hero__traces .pulse{
  stroke:var(--blue-lt);stroke-width:2.2;opacity:.9;
  stroke-dasharray:6 320;
  filter:drop-shadow(0 0 6px rgba(126,149,241,.9));
  animation:trace 5.5s linear infinite;
}
.hero__traces .pulse.p2{stroke:var(--mauve-lt);animation-duration:7s;animation-delay:-2s}
.hero__traces .pulse.p3{animation-duration:6.4s;animation-delay:-3.5s}
@keyframes trace{from{stroke-dashoffset:326}to{stroke-dashoffset:0}}

.hero__grid{
  position:relative;z-index:1;
  display:grid;grid-template-columns:1.06fr .94fr;gap:clamp(2rem,4vw,3.5rem);
  align-items:center;
  padding-block:clamp(2.5rem,6vw,5rem) clamp(2.5rem,5vw,4rem);
}
.hero h1{font-size:clamp(2.5rem,6.2vw,4.6rem);letter-spacing:-.035em;margin:1rem 0 0;max-width:14ch}
.hero h1 .l2{display:block;color:var(--txt-2)}
.hero__sub{
  font-family:var(--f-mono);font-size:clamp(.9rem,1.3vw,1.05rem);letter-spacing:.02em;
  color:var(--blue-lt);margin-top:1.15rem;
}
.hero__lede{margin-top:1.35rem;max-width:48ch}
.hero__cta{display:flex;flex-wrap:wrap;gap:.8rem;margin-top:1.9rem}
.hero .chips{margin-top:1.7rem;max-width:42ch}

/* hero panel = HMI "boot" screen with the animated logo */
.panel{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  border:1px solid var(--line);background:linear-gradient(180deg,#0b1230,#0a1024);
  box-shadow:var(--shadow);
}
/* HMI-fejléc és állapotsor: állapot-LED-ek, állomás-tag, üzemmód, riasztás, idő */
.panel__bar,.panel__status{
  display:flex;align-items:center;gap:.4rem;
  font-family:var(--f-mono);font-size:.68rem;color:var(--txt-3);
  letter-spacing:.13em;text-transform:uppercase;
}
.panel__bar{padding:.65rem .9rem;border-bottom:1px solid var(--line-2)}
.panel__status{padding:.6rem .9rem;border-top:1px solid var(--line-2);background:rgba(9,14,33,.55)}
.panel__bar b,.panel__status b{font-weight:500;color:var(--txt-2);margin-right:.5rem}
.panel__bar .grow,.panel__status .grow{margin-left:auto}
.hled{width:7px;height:7px;border-radius:50%;flex:none}
.hled--run{background:var(--ok);box-shadow:0 0 0 3px rgba(84,224,166,.15);animation:led 2.4s ease-in-out infinite}
.hled--comm{background:var(--blue-lt);box-shadow:0 0 0 3px rgba(126,149,241,.15);animation:led 2.4s ease-in-out .8s infinite}
.hled--ok{background:var(--ok);box-shadow:0 0 0 3px rgba(84,224,166,.12)}
.panel__tag{padding-left:.7rem;border-left:1px solid var(--line-2);color:var(--txt-2);white-space:nowrap}
.panel__mode{
  border:1px solid rgba(126,149,241,.42);border-radius:5px;padding:.15rem .45rem;
  color:var(--blue-lt);background:rgba(71,104,219,.1);white-space:nowrap;
}
.panel__clock{color:var(--txt-2);letter-spacing:.1em;font-variant-numeric:tabular-nums}
.panel__video{position:relative;aspect-ratio:1024/875;background:#0f1730}
.panel__video video,.panel__video img{width:100%;height:100%;object-fit:cover}
.panel__scan{position:absolute;inset:0;pointer-events:none;
  background:repeating-linear-gradient(0deg,rgba(126,149,241,.05) 0 2px,transparent 2px 4px);
  mix-blend-mode:screen;opacity:.35}

/* lifecycle strip under hero */
.lifecycle{
  position:relative;z-index:1;
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line-2);
  border-block:1px solid var(--line-2);margin-top:clamp(1.5rem,3vw,2.5rem);
}
.lifecycle li{background:var(--ink-880);padding:1.1rem 1.2rem;position:relative}
.lifecycle b{display:block;font-family:var(--f-mono);font-size:.72rem;letter-spacing:.14em;color:var(--blue-lt)}
.lifecycle span{display:block;margin-top:.3rem;font-family:var(--f-disp);font-size:1.05rem;letter-spacing:-.01em}

/* ---------- Marquee (platforms preview) ---------- */
.trust{border-block:1px solid var(--line-2);background:rgba(10,16,38,.4)}
.trust__in{display:flex;align-items:center;gap:1.5rem;padding-block:1.1rem;flex-wrap:wrap}
.trust__label{font-family:var(--f-mono);font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;color:var(--txt-3);white-space:nowrap}
.trust__list{display:flex;flex-wrap:wrap;gap:.9rem 1.6rem;align-items:center}
.trust__list span{font-family:var(--f-disp);font-weight:600;color:var(--txt-2);font-size:1.02rem;letter-spacing:.03em;opacity:.85}
/* nagyobb kijelzőn a nevek a teljes maradék szélességben, egyenletesen oszlanak el */
@media (min-width:900px){
  .trust__in{gap:2.25rem}
  .trust__list{flex:1;justify-content:space-between;gap:1rem}
}

/* ---------- Cards ---------- */
.grid{display:grid;gap:1.1rem}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}

.card{
  position:relative;border:1px solid var(--line);border-radius:var(--r);
  background:linear-gradient(180deg,rgba(16,24,56,.6),rgba(10,16,38,.55));
  padding:clamp(1.3rem,2vw,1.75rem);
  transition:transform .22s ease, border-color .25s ease, background .25s ease;
  overflow:hidden;
}
.card::before{
  content:"";position:absolute;left:0;top:0;height:100%;width:2px;background:var(--grad);
  transform:scaleY(0);transform-origin:top;transition:transform .3s ease;
}
.card:hover{transform:translateY(-4px);border-color:rgba(126,149,241,.4)}
.card:hover::before{transform:scaleY(1)}
.card__ico{width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  border:1px solid var(--line);background:var(--grad-soft);margin-bottom:1.05rem;color:var(--blue-lt)}
.card__ico svg{width:22px;height:22px}
.card h3{font-size:1.16rem;letter-spacing:-.015em;margin-bottom:.5rem;font-family:var(--f-disp)}
.card p{color:var(--txt-2);font-size:.96rem}
.card__list{margin-top:.9rem;display:grid;gap:.5rem}
.card__list li{position:relative;padding-left:1.2rem;color:var(--txt-2);font-size:.92rem}
.card__list li::before{content:"";position:absolute;left:0;top:.62em;width:6px;height:6px;border-radius:1px;background:var(--blue);transform:rotate(45deg)}
.card .kicker{font-family:var(--f-mono);font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;color:var(--txt-3);margin-bottom:.7rem}

/* principle cards */
.principle b{display:block;font-family:var(--f-disp);font-size:1.15rem;margin:.2rem 0 .55rem}
.principle .why{margin-top:.85rem;padding-top:.85rem;border-top:1px dashed var(--line-2);color:var(--txt-3);font-size:.9rem}

/* media figure */
.figure{position:relative;border-radius:var(--r);overflow:hidden;border:1px solid var(--line);background:var(--ink-800)}
.figure img{width:100%;height:100%;object-fit:cover;display:block;filter:saturate(1.02)}
.figure--tall{aspect-ratio:4/5}
.figure--wide{aspect-ratio:16/9}
.figure--band{width:100%;height:clamp(190px,26vw,300px)}
.figure__cap{
  position:absolute;left:0;right:0;bottom:0;padding:1rem 1.1rem;
  background:linear-gradient(0deg,rgba(6,10,26,.92),rgba(6,10,26,0));
  font-family:var(--f-mono);font-size:.74rem;letter-spacing:.06em;color:var(--txt-2);
}
.figure__cap b{color:var(--txt);font-weight:500}
.figure__tint{position:absolute;inset:0;background:linear-gradient(180deg,rgba(7,11,28,.15),rgba(7,11,28,.45));pointer-events:none}

/* split (text + media) */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(1.5rem,3vw,2.75rem);align-items:center}
.split--rev .split__media{order:-1}
.list-check{display:grid;gap:.65rem;margin-top:1.1rem}
.list-check li{position:relative;padding-left:1.7rem;color:var(--txt-2)}
.list-check li::before{
  content:"";position:absolute;left:0;top:.36em;width:16px;height:16px;border-radius:50%;
  background:rgba(84,224,166,.12);border:1px solid rgba(84,224,166,.5);
}
.list-check li::after{content:"";position:absolute;left:5px;top:.62em;width:5px;height:8px;border:2px solid var(--ok);border-top:0;border-left:0;transform:rotate(45deg)}

/* callout — "Amit nem vállalunk" */
.callout{
  border:1px solid var(--line);border-radius:var(--r);
  background:
    linear-gradient(180deg,rgba(179,106,178,.08),rgba(10,16,38,.4));
  padding:clamp(1.4rem,2.4vw,2rem);position:relative;
}
.callout .kicker{color:var(--mauve-lt)}
.callout__grid{display:grid;grid-template-columns:1fr 1fr;gap:1.4rem 2rem;margin-top:.4rem}
.callout h3{font-size:1.15rem;margin-bottom:.5rem}
.callout p{color:var(--txt-2);font-size:.96rem}

/* ---------- Process timeline (signature) ---------- */
.flow{position:relative;margin-top:clamp(1.5rem,3vw,2.4rem)}
.flow__track{
  position:absolute;left:0;right:0;top:34px;height:2px;background:var(--line);overflow:hidden;
}
.flow__track::before{
  content:"";position:absolute;top:0;left:0;height:100%;width:34%;
  background:linear-gradient(90deg,transparent,var(--blue-lt),var(--mauve-lt),transparent);
  animation:flowpulse 4.2s linear infinite;
}
@keyframes flowpulse{from{transform:translateX(-40%)}to{transform:translateX(320%)}}
.flow__steps{display:grid;grid-template-columns:repeat(5,1fr);gap:1rem;position:relative}
.flow__step{position:relative;padding-top:70px}
.flow__node{
  position:absolute;top:24px;left:0;width:22px;height:22px;border-radius:50%;
  background:var(--ink-800);border:2px solid var(--blue);
  box-shadow:0 0 0 5px rgba(71,104,219,.1);
  display:flex;align-items:center;justify-content:center;
}
.flow__node::after{content:"";width:7px;height:7px;border-radius:50%;background:var(--grad)}
.flow__step .num{font-family:var(--f-mono);font-size:.72rem;letter-spacing:.14em;color:var(--blue-lt)}
.flow__step h3{font-size:1.06rem;margin:.35rem 0 .45rem;letter-spacing:-.01em}
.flow__step p{color:var(--txt-2);font-size:.9rem}

/* ---------- Platforms ---------- */
.platforms{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line-2);border:1px solid var(--line-2);border-radius:var(--r);overflow:hidden}
.platforms li{
  background:var(--ink-850);padding:1.4rem 1rem;display:flex;align-items:center;justify-content:center;
  font-family:var(--f-disp);font-weight:600;font-size:1.08rem;color:var(--txt-2);letter-spacing:-.01em;
  transition:background .25s ease,color .25s ease;text-align:center;min-height:84px;
}
.platforms li:hover{background:var(--ink-760);color:var(--txt)}
.platforms li b{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}

/* ---------- Stats ---------- */
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line-2);border:1px solid var(--line-2);border-radius:var(--r);overflow:hidden}
.stat{background:var(--ink-850);padding:clamp(1.3rem,2.4vw,2rem)}
.stat .num{font-family:var(--f-disp);font-weight:700;font-size:clamp(2.1rem,4vw,3rem);letter-spacing:-.03em;line-height:1}
.stat .num .u{font-size:.5em;color:var(--blue-lt);margin-left:.15em;letter-spacing:0}
.stat .lbl{margin-top:.5rem;color:var(--txt-2);font-size:.92rem}

/* ---------- References ---------- */
.ref{display:flex;flex-direction:column;height:100%}
.ref__media{aspect-ratio:16/10;overflow:hidden;border-radius:12px;border:1px solid var(--line);margin-bottom:1.05rem;position:relative}
.ref__media img{width:100%;height:100%;object-fit:cover}
.ref__top{display:flex;align-items:center;justify-content:space-between;gap:.6rem;margin-bottom:.6rem}
.ref__ind{font-family:var(--f-mono);font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--txt-3)}
.ref h3{font-size:1.12rem;margin-bottom:.5rem}
.ref p{color:var(--txt-2);font-size:.94rem}
.ref__result{margin-top:auto;padding-top:.9rem;color:var(--blue-lt);font-family:var(--f-mono);font-size:.8rem;letter-spacing:.02em;display:flex;gap:.5rem;align-items:flex-start}
.ref__result svg{width:15px;height:15px;flex:none;margin-top:.15rem}

/* ---------- CTA band ---------- */
.cta-band{position:relative;overflow:hidden;border-radius:var(--r-lg);border:1px solid var(--line);
  background:linear-gradient(120deg,rgba(71,104,219,.22),rgba(179,106,178,.18)),var(--ink-830);
  padding:clamp(2.2rem,5vw,4rem)}
.cta-band__bg{position:absolute;inset:0;opacity:.4;z-index:0}
.cta-band>*{position:relative;z-index:1}
.cta-band h2{font-size:clamp(1.8rem,3.6vw,2.8rem);max-width:20ch}
.cta-band p{margin-top:.9rem;color:var(--txt-2);max-width:48ch}
.cta-band .hero__cta{margin-top:1.8rem}

/* ---------- Contact ---------- */
.contact{display:grid;grid-template-columns:1fr 1fr;gap:clamp(1.6rem,3vw,3rem)}
.contact__info{display:grid;gap:1rem;align-content:start}
.contact__row{display:flex;gap:.9rem;align-items:flex-start;padding:1.05rem 1.15rem;border:1px solid var(--line);border-radius:var(--r);background:rgba(10,16,38,.45)}
.contact__row .ic{width:40px;height:40px;flex:none;border-radius:11px;display:flex;align-items:center;justify-content:center;border:1px solid var(--line);background:var(--grad-soft);color:var(--blue-lt)}
.contact__row .ic svg{width:19px;height:19px}
.contact__row b{display:block;font-family:var(--f-mono);font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;color:var(--txt-3);margin-bottom:.2rem}
.contact__row a,.contact__row span{color:var(--txt);font-size:1.02rem}
.contact__row a:hover{color:var(--blue-lt)}

.form{border:1px solid var(--line);border-radius:var(--r);background:rgba(10,16,38,.5);padding:clamp(1.4rem,2.5vw,1.9rem)}
.field{margin-bottom:1rem}
.field label{display:block;font-family:var(--f-mono);font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--txt-2);margin-bottom:.45rem}
.field input,.field textarea{
  width:100%;background:var(--ink-880);border:1px solid var(--line);border-radius:10px;
  padding:.8rem .9rem;color:var(--txt);font-family:var(--f-body);font-size:.98rem;transition:border-color .2s ease, box-shadow .2s ease;
}
.field textarea{min-height:120px;resize:vertical}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px rgba(71,104,219,.18)}
.field input::placeholder,.field textarea::placeholder{color:var(--txt-3)}
.form__note{margin-top:.6rem;font-size:.82rem;color:var(--txt-3)}

/* ---------- Footer ---------- */
.footer{border-top:1px solid var(--line-2);background:rgba(8,13,34,.6);padding-block:clamp(2.6rem,5vw,3.6rem) 2rem;margin-top:clamp(3rem,6vw,5rem)}
.footer__grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:2rem}
.footer__logo{height:30px;width:auto;margin-bottom:1rem}
.footer p{color:var(--txt-2);font-size:.92rem;max-width:38ch}
.footer h4{font-family:var(--f-mono);font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--txt-3);margin-bottom:.9rem;font-weight:500}
.footer__nav{display:grid;gap:.55rem}
.footer__nav a{color:var(--txt-2);font-size:.94rem}
.footer__nav a:hover{color:var(--txt)}
.footer__bottom{display:flex;flex-wrap:wrap;gap:1rem;justify-content:space-between;align-items:center;
  margin-top:2.4rem;padding-top:1.4rem;border-top:1px solid var(--line-2);color:var(--txt-3);font-size:.84rem}
.footer__bottom .mono{font-size:.8rem}

/* back to top */
#toTop{position:fixed;right:20px;bottom:20px;z-index:90;width:46px;height:46px;border-radius:50%;
  border:1px solid var(--line);background:rgba(13,20,48,.8);backdrop-filter:blur(8px);color:var(--txt);
  display:flex;align-items:center;justify-content:center;opacity:0;transform:translateY(12px);pointer-events:none;
  transition:opacity .3s ease,transform .3s ease,border-color .2s ease}
#toTop.show{opacity:1;transform:none;pointer-events:auto}
#toTop:hover{border-color:var(--blue-lt)}
#toTop svg{width:20px;height:20px}

/* ---------- Reveal animation ---------- */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s cubic-bezier(.22,.61,.36,1),transform .7s cubic-bezier(.22,.61,.36,1)}
.reveal.in{opacity:1;transform:none}
.reveal[data-d="1"]{transition-delay:.08s}
.reveal[data-d="2"]{transition-delay:.16s}
.reveal[data-d="3"]{transition-delay:.24s}
.reveal[data-d="4"]{transition-delay:.32s}

/* ---------- Responsive ---------- */
@media (max-width:1080px){
  .hero__grid{grid-template-columns:1fr;gap:2.5rem}
  .hero .panel{max-width:560px}
  .footer__grid{grid-template-columns:1fr 1fr}
}
@media (max-width:900px){
  .nav__links,.nav__phone{display:none}
  .nav__toggle{display:flex}
  .site-header.menu-open-header{background:rgba(7,11,28,.95)}
  .nav__links{
    position:fixed;inset:var(--nav-h) 0 auto 0;flex-direction:column;align-items:stretch;gap:0;
    background:rgba(7,11,28,.97);backdrop-filter:blur(16px);border-bottom:1px solid var(--line);
    padding:.6rem var(--pad) 1.4rem;transform:translateY(-12px);opacity:0;pointer-events:none;transition:.25s ease;
  }
  body.menu-open .nav__links{display:flex;transform:none;opacity:1;pointer-events:auto}
  body.menu-open .nav__links a{padding:.95rem .4rem;border-bottom:1px solid var(--line-2);font-size:1.05rem}
  body.menu-open .nav__links a::after{display:none}
  .grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}
  .flow__steps{grid-template-columns:1fr;gap:0}
  .flow__track{display:none}
  .flow__step{padding:0 0 1.6rem 44px}
  .flow__node{top:2px;left:6px}
  .flow__step::before{content:"";position:absolute;left:16px;top:24px;bottom:-2px;width:2px;background:var(--line)}
  .flow__step:last-child::before{display:none}
  .split{grid-template-columns:1fr;gap:1.6rem}
  .split--rev .split__media{order:0}
  .contact{grid-template-columns:1fr}
  .callout__grid{grid-template-columns:1fr}
  .platforms{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:620px){
  :root{--nav-h:62px}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  .lifecycle{grid-template-columns:repeat(2,1fr)}
  .panel__tag{display:none}
  .stats{grid-template-columns:1fr}
  .platforms{grid-template-columns:repeat(2,1fr)}
  .footer__grid{grid-template-columns:1fr}
  .hero h1{font-size:clamp(2.3rem,10vw,3rem)}
  .trust__in{gap:.8rem}
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
  .reveal{opacity:1;transform:none}
  .flow__track::before,.hero__traces .pulse{display:none}
}

/* print niceties */
@media print{
  body::before,body::after,.site-header,#toTop,#progress,.hero__traces{display:none!important}
  body{background:#fff;color:#111}
}