:root{
  --dark:#0b0f12;
  --dark2:#111820;
  --paper:#f2f0ea;
  --ink:#12181d;
  --yellow:#f2c230;
  --line:rgba(255,255,255,.14);
  --line2:rgba(0,0,0,.12);
  --muted:#aab2b8;
  --max:1240px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:'Inter',Arial,Helvetica,sans-serif;background:var(--dark);color:#fff;line-height:1.6;-webkit-font-smoothing:antialiased}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
.container{width:min(var(--max),calc(100% - 48px));margin:auto}
h1,h2,h3{font-family:'Big Shoulders','Arial Narrow',Arial,sans-serif;text-transform:uppercase;font-weight:800;letter-spacing:-.01em}

/* blueprint grid background used behind sections */
.blueprint{position:absolute;inset:0;pointer-events:none;
  background-image:
    linear-gradient(rgba(242,194,48,.05) 1px,transparent 1px),
    linear-gradient(90deg,rgba(242,194,48,.05) 1px,transparent 1px);
  background-size:56px 56px;opacity:.7}
.blueprint.dim{background-image:
    linear-gradient(rgba(17,24,29,.05) 1px,transparent 1px),
    linear-gradient(90deg,rgba(17,24,29,.05) 1px,transparent 1px)}

/* header */
.header{position:fixed;z-index:60;top:0;left:0;right:0;background:rgba(11,15,18,.86);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav{height:78px;display:flex;align-items:center;justify-content:space-between}
.brand{display:flex;gap:16px;align-items:center}
.brand-icon{height:36px;width:auto;transition:transform .3s ease}
.brand:hover .brand-icon{transform:rotate(-6deg)}
.brand-div{width:1px;height:26px;background:linear-gradient(var(--yellow),transparent 140%);opacity:.7}
.brand .brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand .brand-text b{font-family:'Big Shoulders',sans-serif;font-size:22px;letter-spacing:.08em;font-weight:800;position:relative;display:inline-block}
.brand .brand-text b:after{content:"";position:absolute;left:0;bottom:-3px;height:2px;width:0;background:var(--yellow);transition:width .3s ease}
.brand:hover .brand-text b:after{width:100%}
.brand .brand-text small{font-size:9px;letter-spacing:.2em;color:var(--muted);font-weight:600;text-transform:uppercase;margin-top:3px}
.menu{display:flex;gap:30px;align-items:center;font-size:12.5px;text-transform:uppercase;font-weight:700;letter-spacing:.05em}
.menu a{opacity:.9}
.menu a:hover{color:var(--yellow);opacity:1}
.btn{display:inline-flex;align-items:center;gap:10px;justify-content:center;padding:14px 22px;border-radius:2px;border:1px solid transparent;font-weight:800;text-transform:uppercase;font-size:12.5px;letter-spacing:.06em;transition:transform .2s ease,background .2s ease,box-shadow .2s ease}
.btn.primary{background:var(--yellow);color:#12181d}
.btn.primary:hover{background:#ffd257;transform:translateY(-3px);box-shadow:0 10px 22px rgba(242,194,48,.28)}
.btn.outline{border-color:var(--yellow);color:var(--yellow)}
.btn.outline:hover{background:rgba(242,194,48,.1);transform:translateY(-3px)}
.btn svg{width:14px;height:14px}

/* hero */
.hero{min-height:100vh;display:flex;align-items:center;padding:140px 0 80px;position:relative;overflow:hidden;
  background:radial-gradient(circle at 78% 30%,rgba(242,194,48,.10),transparent 40%),linear-gradient(135deg,#090d10,#111820)}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center;position:relative;z-index:2}
.side-label{position:absolute;left:-4px;top:0;bottom:0;display:flex;align-items:flex-end;padding-bottom:60px}
.side-label span{writing-mode:vertical-rl;font-size:12px;color:var(--muted);letter-spacing:.2em}
.eyebrow{color:var(--yellow);font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:.22em;margin-bottom:22px;display:flex;align-items:center;gap:12px}
.eyebrow:before{content:"";width:34px;height:2px;background:var(--yellow)}
h1{font-size:clamp(42px,5.6vw,74px);line-height:.96;margin:0 0 26px}
.lead{font-size:clamp(16px,1.6vw,19px);color:#cfd5d9;margin:0 0 36px;max-width:440px}
.actions{display:flex;gap:16px;flex-wrap:wrap;align-items:center;margin-bottom:56px}
.link-arrow{display:inline-flex;align-items:center;gap:8px;font-weight:700;font-size:12.5px;text-transform:uppercase;letter-spacing:.05em;color:#fff;transition:gap .2s ease}
.link-arrow svg{width:16px;height:16px;stroke:var(--yellow);transition:transform .2s ease}
.link-arrow:hover{gap:12px}
.link-arrow:hover svg{transform:translateX(3px)}
.scroll-cue{display:flex;align-items:center;gap:10px;font-size:11px;letter-spacing:.15em;text-transform:uppercase;color:var(--muted)}
.scroll-cue svg{width:16px;height:16px;stroke:var(--yellow);animation:bob 1.8s ease-in-out infinite}
@keyframes bob{0%,100%{transform:translateY(0)}50%{transform:translateY(6px)}}
.hero-visual{position:relative;height:560px}
.hero-visual .frame{position:absolute;inset:0;clip-path:polygon(14% 0,100% 0,100% 100%,0 100%);overflow:hidden}
.hero-visual img{width:100%;height:100%;object-fit:cover;filter:saturate(.8) contrast(1.08)}
.hero-visual:before{content:"";position:absolute;left:0;top:0;bottom:0;width:2px;background:linear-gradient(var(--yellow),transparent)}
.frame-outline{position:absolute;inset:0;width:100%;height:100%;overflow:visible;pointer-events:none}
.frame-outline polyline{fill:none;stroke:var(--yellow);stroke-width:.35;vector-effect:non-scaling-stroke;opacity:.85}

.circuit-draw{width:230px;height:auto;margin-top:34px;opacity:.8}
.circuit-path{stroke:var(--yellow);stroke-dasharray:420;stroke-dashoffset:420;animation:draw 1.8s .4s ease-out forwards}
.circuit-dot{fill:var(--yellow);opacity:0;animation:dotIn .4s ease-out forwards}
.circuit-dot:nth-of-type(1){animation-delay:.7s}
.circuit-dot:nth-of-type(2){animation-delay:1.05s}
.circuit-dot:nth-of-type(3){animation-delay:1.5s}
.circuit-dot:nth-of-type(4){animation-delay:1.9s}
@keyframes draw{to{stroke-dashoffset:0}}
@keyframes dotIn{to{opacity:1}}

/* sections */
.section{padding:120px 0;position:relative;overflow:hidden}
.light{background:var(--paper);color:var(--ink)}
.dark{background:var(--dark);color:#fff}
.alt{background:linear-gradient(180deg,#111820,#0b0f12)}
.num-row{display:flex;align-items:center;gap:14px;margin-bottom:18px}
.num-row .num{font-size:13px;color:var(--yellow);font-weight:800;letter-spacing:.05em}
.num-row .rule{width:44px;height:2px;background:var(--yellow)}
.section-title h2{font-size:clamp(30px,3.6vw,48px);line-height:1.02;margin:0}
.section-head{display:grid;grid-template-columns:.85fr 1.15fr;gap:60px;align-items:end;margin-bottom:60px;position:relative;z-index:2}
.section-head p{font-size:17px;opacity:.72;margin:0;max-width:440px}

/* service cards */
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line2);position:relative;z-index:2}
.card{background:var(--paper);padding:36px 28px;min-height:270px;display:flex;flex-direction:column;position:relative;transition:transform .25s ease,box-shadow .25s ease;overflow:hidden}
.card:before{content:"";position:absolute;left:0;bottom:0;height:3px;width:0;background:var(--yellow);transition:width .3s ease}
.card:hover{transform:translateY(-6px);box-shadow:0 18px 34px rgba(0,0,0,.16);z-index:2}
.card:hover:before{width:100%}
.card .icon{width:44px;height:44px;margin-bottom:26px}
.card .icon svg{width:100%;height:100%;stroke:var(--yellow);fill:none;stroke-width:1.6}
.card h3{font-size:19px;line-height:1.15;margin:0 0 14px;font-weight:800}
.card p{opacity:.68;margin:0 0 auto;font-size:14.5px}
.card .more{margin-top:22px;transition:transform .25s ease}
.card .more svg{width:18px;height:18px;stroke:var(--ink)}
.card:hover .more{transform:translateX(6px)}

/* feature / erintesvedelem */
.feature{display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:64px;position:relative;z-index:2}
.feature-img{height:520px;overflow:hidden;position:relative}
.feature-img img{width:100%;height:100%;object-fit:cover}
.feature-eyebrow{color:var(--yellow);font-size:12px;font-weight:800;letter-spacing:.2em;text-transform:uppercase;margin-bottom:14px}
.feature h2{margin:0 0 20px}
.feature .lead{color:#cfd5d9;max-width:480px;margin-bottom:36px}
.checks{display:grid;grid-template-columns:repeat(2,1fr);gap:22px 28px}
.check{display:flex;gap:12px;align-items:flex-start;border-top:1px solid var(--line);padding-top:16px}
.check svg{width:20px;height:20px;stroke:var(--yellow);flex-shrink:0;margin-top:2px}
.check span{font-size:14px;color:#dce0e3;font-weight:600}

/* about / rolunk */
.about{display:grid;grid-template-columns:.95fr 1.05fr;gap:60px;align-items:center;position:relative;z-index:2}
.about-text{background:#fff;color:var(--ink);padding:46px;border:1px solid var(--line2)}
.about-text p{font-size:16.5px;color:#3b434a;margin:0 0 16px}
.about-text p:last-child{margin-bottom:0}
.about-img{height:460px;overflow:hidden}
.about-img img{width:100%;height:100%;object-fit:cover}

/* references */
.logos{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line2);position:relative;z-index:2}
.logo-box{height:120px;background:#fff;display:flex;align-items:center;justify-content:center;padding:26px;transition:transform .25s ease,box-shadow .25s ease}
.logo-box img{max-height:56px;object-fit:contain;filter:grayscale(1);opacity:.75;transition:.25s ease}
.logo-box:hover{transform:scale(1.04);box-shadow:0 14px 26px rgba(0,0,0,.12);z-index:2}
.logo-box:hover img{filter:none;opacity:1}
.more-refs{text-align:center;margin-top:34px;position:relative;z-index:2}
.more-refs a{display:inline-flex;gap:8px;align-items:center;font-size:12.5px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;transition:gap .2s ease}
.more-refs svg{width:16px;height:16px;stroke:var(--ink);transition:transform .2s ease}
.more-refs a:hover{gap:12px}
.more-refs a:hover svg{transform:translateX(3px)}

/* stats */
.stats{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.stat{padding:40px 30px;text-align:left;border-right:1px solid var(--line);display:flex;gap:16px;align-items:center}
.stat:last-child{border-right:0}
.stat .icon{width:34px;height:34px;flex-shrink:0}
.stat .icon svg{width:100%;height:100%;stroke:var(--yellow);fill:none;stroke-width:1.5}
.stat strong{display:block;color:var(--yellow);font-size:32px;font-family:'Big Shoulders',sans-serif}
.stat small{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.06em}

/* CTA / kapcsolat */
.cta{display:grid;grid-template-columns:1.1fr .9fr;gap:60px;align-items:center;position:relative;z-index:2}
.cta h2{margin:6px 0 18px}
.cta p{opacity:.72;max-width:420px;margin:0 0 30px}
.cta-bg{position:absolute;right:-6%;bottom:-10%;width:44%;opacity:.06}
.contact-list{display:grid;gap:14px}
.contact-row{display:flex;align-items:center;gap:16px;border:1px solid var(--line);padding:20px 22px;transition:border-color .2s ease,transform .2s ease}
.contact-row .icon{width:22px;height:22px;flex-shrink:0}
.contact-row .icon svg{width:100%;height:100%;stroke:var(--yellow);fill:none;stroke-width:1.6}
.contact-row a,.contact-row span{font-size:15px;font-weight:600}
a.contact-row:hover{border-color:var(--yellow);transform:translateX(4px)}

/* footer */
.footer{padding:36px 0;background:#07090b;color:#9aa2a8}
.foot{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;font-size:13px}
.foot a{margin-left:20px;text-transform:uppercase;letter-spacing:.05em;font-weight:700}
.foot a:hover{color:var(--yellow)}

.reveal{opacity:0;transform:translateY(24px);transition:.7s cubic-bezier(.2,.7,.2,1)}
.reveal.on{opacity:1;transform:none}

@media(max-width:980px){
  .menu{position:fixed;top:78px;left:0;right:0;bottom:0;background:var(--dark);flex-direction:column;justify-content:flex-start;padding:40px 24px;gap:26px;transform:translateX(100%);transition:.3s;font-size:16px}
  .menu.open{transform:translateX(0)}
  .nav-toggle{display:flex}
  .hero-grid,.section-head,.feature,.about,.cta{grid-template-columns:1fr}
  .cards,.logos{grid-template-columns:repeat(2,1fr)}
  .stats{grid-template-columns:repeat(2,1fr)}
  .stat{border-bottom:1px solid var(--line)}
  .stat:nth-child(2n){border-right:0}
  .section{padding:80px 0}
  .hero{padding:120px 0 60px}
  .hero-visual{height:320px;margin-top:20px}
  .side-label{display:none}
}
@media(min-width:981px){.nav-toggle{display:none}}
@media(max-width:560px){
  .cards,.logos,.stats{grid-template-columns:1fr}
  .checks{grid-template-columns:1fr}
}

/* nav toggle button (mobile) */
.nav-toggle{width:40px;height:40px;align-items:center;justify-content:center;border:1px solid var(--line);background:transparent;cursor:pointer}
.nav-toggle svg{width:20px;height:20px;stroke:#fff}