:root{
  --ink:#0f1e2b;
  --ink-soft:#4a5a68;
  --paper:#f7f5f1;
  --white:#ffffff;
  --line:#e3dfd7;
  --accent:#1f6f78;
  --accent-deep:#14454b;
  --ivory:#efe6d6;
  --radius:18px;
  --max:1180px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:Ubuntu,system-ui,sans-serif;color:var(--ink);background:var(--paper);line-height:1.65;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
h1,h2,h3{font-family:Ubuntu,sans-serif;font-weight:400;letter-spacing:-.015em;line-height:1.12}
.eyebrow{font-size:.78rem;font-weight:500;letter-spacing:.18em;text-transform:uppercase;color:var(--accent)}

/* ---------- header ---------- */
header{position:fixed;inset:0 0 auto 0;z-index:50;background:rgba(255,255,255,.94);backdrop-filter:blur(10px);box-shadow:0 1px 0 var(--line);transition:box-shadow .3s}
header.scrolled{background:rgba(247,245,241,.92);backdrop-filter:blur(10px);box-shadow:0 1px 0 var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:76px}
.logo{display:flex;align-items:center;height:76px}
.logo img{height:50px;width:auto;display:block}
.menu{display:flex;gap:34px;list-style:none}
.menu a{font-size:.92rem;font-weight:500;color:var(--ink-soft);transition:color .2s}
.menu a:hover{color:var(--accent)}
header.scrolled .menu a{color:var(--ink-soft)}
header.scrolled .menu a:hover{color:var(--accent)}
.burger{display:none;background:none;border:0;width:40px;height:40px;cursor:pointer}
.burger i{display:block;width:22px;height:2px;margin:5px auto;background:var(--ink);transition:.3s}
header.scrolled .burger i{background:var(--ink)}

/* ---------- hero ---------- */
.hero{position:relative;min-height:100vh;min-height:100svh;display:flex;align-items:flex-end;color:#fff;
  background:
    linear-gradient(90deg,rgba(15,30,43,.75) 0%,rgba(15,30,43,.2) 60%,rgba(15,30,43,0) 100%),linear-gradient(180deg,rgba(15,30,43,.2) 0%,rgba(15,30,43,0) 40%,rgba(15,30,43,.7) 100%),
    url(../../images/hero.jpg) center/cover no-repeat,
    radial-gradient(ellipse at 70% 30%,#2b7d86 0%,#14454b 45%,#0f1e2b 100%);}
.hero-inner{padding-top:120px;padding-bottom:90px;width:100%}
.hero h1{text-shadow:0 2px 30px rgba(0,0,0,.25);font-size:clamp(1.9rem,5.35vw,4.15rem);max-width:12ch}
.hero h1 em{font-style:normal;font-weight:300;color:var(--ivory)}
.hero p{margin-top:22px;font-size:1.15rem;max-width:46ch;color:rgba(255,255,255,.82)}
.hero .eyebrow{color:var(--ivory);margin-bottom:22px;display:block}
.btns{display:flex;gap:14px;margin-top:38px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:10px;padding:15px 28px;border-radius:999px;font-weight:500;font-size:.95rem;transition:transform .2s,background .2s}
.btn:hover{transform:translateY(-2px)}
.btn-light{background:#fff;color:var(--ink)}
.btn-ghost{border:1px solid rgba(255,255,255,.45);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.1)}
.scroll-hint{position:absolute;right:24px;bottom:40px;writing-mode:vertical-rl;font-size:.72rem;letter-spacing:.2em;text-transform:uppercase;opacity:.6}

/* ---------- facts ---------- */
.facts{background:var(--white);border-bottom:1px solid var(--line)}
.facts .wrap{display:grid;grid-template-columns:repeat(4,1fr)}
.fact{padding:38px 24px;border-left:1px solid var(--line)}
.fact:first-child{border-left:0;padding-left:0}
.fact b{display:block;font-family:Ubuntu,sans-serif;font-weight:300;font-size:2.6rem;line-height:1;color:var(--accent-deep)}
.fact small{display:block;margin-top:10px;font-size:.86rem;color:var(--ink-soft)}

/* ---------- about ---------- */
section{padding:120px 0}
.about .wrap{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:center}
.about-img{aspect-ratio:4/5;border-radius:var(--radius);
  background:url(../../images/o-nas.jpg) center 30%/cover no-repeat,linear-gradient(150deg,var(--ivory),#d8cbb4);
  background-color:#000;box-shadow:0 30px 60px -30px rgba(15,30,43,.35)}
.about h2{font-size:clamp(2rem,4vw,3.1rem);margin:16px 0 28px}
.about p{color:var(--ink-soft);margin-bottom:18px;font-size:1.05rem}
.about p strong{color:var(--ink);font-weight:500}

/* ---------- tech ---------- */
.tech{background:var(--ink);color:#fff}
.tech-head{display:flex;justify-content:space-between;align-items:flex-end;gap:40px;margin-bottom:64px;flex-wrap:wrap}
.tech-head h2{font-size:clamp(2rem,4vw,3.1rem);max-width:16ch;margin-top:16px}
.tech-head p{max-width:42ch;color:rgba(255,255,255,.65)}
.tech .eyebrow{color:#7fc4cb}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.card{background:#162a3a;border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;transition:transform .3s}
.card:hover{transform:translateY(-6px)}
.card-img{aspect-ratio:16/11;background-size:cover;background-position:center}
.c1 .card-img{background-color:#000;background-position:center 35%;background-image:url(../../images/cad-cam.jpg),linear-gradient(135deg,#2b7d86,#14454b)}
.c2 .card-img{background-position:center 48%;background-image:url(../../images/3d-tlac.jpg),linear-gradient(135deg,#3a5a7a,#162a3a)}
.c3 .card-img{background-image:url(../../images/cnc-frezovanie.jpg),linear-gradient(135deg,#8a7a5e,#3a3328)}
.card-body{padding:30px 30px 36px}
.card-body .num{font-size:.75rem;letter-spacing:.2em;color:#7fc4cb;font-weight:500}
.card h3{font-size:1.6rem;font-weight:500;margin:10px 0 6px}
.card .sub{font-size:.85rem;color:rgba(255,255,255,.5);margin-bottom:16px}
.card p{color:rgba(255,255,255,.72);font-size:.97rem}

/* ---------- process ---------- */
.process h2{font-size:clamp(2rem,4vw,3.1rem);margin:16px 0 56px;max-width:20ch}
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:0;counter-reset:s;list-style:none}
.steps li{position:relative;padding:34px 22px 0 0;border-top:1px solid var(--line)}
.steps li::before{counter-increment:s;content:"0" counter(s);position:absolute;top:-1px;left:0;width:44px;border-top:2px solid var(--accent);padding-top:14px;font-size:.78rem;font-weight:500;letter-spacing:.12em;color:var(--accent)}
.steps h3{font-weight:500;font-size:1.15rem;margin:22px 0 8px}
.steps p{font-size:.92rem;color:var(--ink-soft)}
.note{margin-top:60px;padding:30px 34px;border-radius:var(--radius);background:var(--ivory);font-size:1.25rem;font-weight:300;line-height:1.4;max-width:820px}

/* ---------- contact ---------- */
.contact{background:var(--white);border-top:1px solid var(--line)}
.contact .wrap{display:grid;grid-template-columns:1fr 1.15fr;gap:70px;align-items:stretch}
.contact h2{font-size:clamp(2rem,4vw,3.1rem);margin:16px 0 18px}
.contact .lead{color:var(--ink-soft);margin-bottom:40px}
.cinfo{display:grid;gap:4px}
.crow{display:flex;gap:18px;padding:20px 0;border-top:1px solid var(--line);align-items:flex-start}
.crow:last-child{border-bottom:1px solid var(--line)}
.ico{flex:0 0 44px;height:44px;border-radius:12px;background:var(--paper);display:grid;place-items:center;color:var(--accent)}
.ico svg{width:20px;height:20px}
.crow small{display:block;font-size:.75rem;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-soft);font-weight:500}
.crow a,.crow span{font-size:1.08rem;font-weight:500}
.crow a:hover{color:var(--accent)}
.map{border-radius:var(--radius);overflow:hidden;min-height:420px;background:var(--paper);box-shadow:0 30px 60px -30px rgba(15,30,43,.3)}
.map iframe{width:100%;height:100%;min-height:420px;border:0;display:block;filter:grayscale(.35) contrast(1.05)}

/* ---------- footer ---------- */
footer{background:var(--ink);color:rgba(255,255,255,.55);font-size:.85rem;padding:34px 0}
footer .wrap{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}
footer b{color:#fff;font-family:Ubuntu,sans-serif;font-weight:500;font-size:1rem}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .8s ease,transform .8s ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}html{scroll-behavior:auto}}

/* ---------- responsive ---------- */
@media (max-width:960px){
  .about .wrap,.contact .wrap{grid-template-columns:1fr;gap:50px}
  .about-img{aspect-ratio:16/11}
  .cards{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr 1fr;row-gap:40px}
  .facts .wrap{grid-template-columns:1fr 1fr}
  .fact:nth-child(3){border-left:0;padding-left:0}
  .fact:nth-child(n+3){border-top:1px solid var(--line)}
}
@media (max-width:760px){
  section{padding:80px 0}
  .wrap{padding:0 16px}
  .burger{display:block}
  .menu{position:fixed;inset:76px 0 auto 0;flex-direction:column;gap:0;background:var(--paper);padding:10px 16px 20px;box-shadow:0 20px 30px -20px rgba(0,0,0,.25);transform:translateY(-130%);transition:transform .35s}
  .menu.open{transform:none}
  .menu a{display:block;padding:14px 0;color:var(--ink)!important;border-bottom:1px solid var(--line)}
  .hero-inner{padding-bottom:70px}
  .scroll-hint{display:none}
  .steps{grid-template-columns:1fr}
  .fact{padding:26px 14px}
  .fact b{font-size:2rem}
}