/* Elnetic s.r.o. — modern bilingual one-page site
   Author: ChatGPT
*/
:root{
  --bg: #070A13;
  --card: rgba(255,255,255,.06);
  --card2: rgba(255,255,255,.08);
  --text: #E9EEF7;
  --muted: rgba(233,238,247,.72);
  --line: rgba(233,238,247,.14);
  --shadow: 0 18px 60px rgba(0,0,0,.45);
  --cyan: #22D3EE;
  --blue: #2563EB;
  --accent: linear-gradient(135deg, var(--cyan), var(--blue));
  --radius: 22px;
  --radius2: 28px;
  --max: 1160px;
}

*{ box-sizing: border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
  background: radial-gradient(1200px 700px at 10% 0%, rgba(34,211,238,.18), transparent 55%),
              radial-gradient(900px 500px at 90% 10%, rgba(37,99,235,.18), transparent 60%),
              linear-gradient(180deg, #050712, #070A13 40%, #050712);
  color:var(--text);
}

a{ color:inherit; text-decoration:none; }
img{ max-width:100%; display:block; }
.container{ width: min(var(--max), calc(100% - 40px)); margin:0 auto; }

.skip{
  position:absolute; left:-999px; top:10px;
  background:#fff; color:#000; padding:10px 14px; border-radius:999px;
}
.skip:focus{ left:10px; z-index:9999; }

header{
  position:sticky; top:0; z-index:50;
  backdrop-filter: blur(14px);
  background: rgba(7,10,19,.62);
  border-bottom: 1px solid var(--line);
}
.nav{
  display:flex; align-items:center; justify-content:space-between;
  padding: 14px 0;
  gap:14px;
}
.brand{ display:flex; align-items:center; gap:12px; }
.brand img{ width:132px; height:auto; filter: drop-shadow(0 10px 24px rgba(0,0,0,.45)); }
.brand .tag{
  font-size:12px; color:var(--muted);
  border:1px solid var(--line); padding:6px 10px; border-radius:999px;
  display:none;
}
@media (min-width: 860px){ .brand .tag{ display:inline-flex; } }

.navlinks{
  display:none; align-items:center; gap:18px;
  color:rgba(233,238,247,.86);
  font-weight:600; font-size:14px;
}
.navlinks a{ opacity:.9; }
.navlinks a:hover{ opacity:1; }
@media (min-width: 920px){ .navlinks{ display:flex; } }

.actions{ display:flex; align-items:center; gap:10px; }
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  gap:10px;
  padding: 12px 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.06);
  color: var(--text);
  font-weight:700;
  font-size:14px;
  transition: transform .15s ease, background .2s ease, border-color .2s ease;
  cursor:pointer;
}
.btn:hover{ transform: translateY(-1px); border-color: rgba(233,238,247,.26); background: rgba(255,255,255,.08); }
.btn:active{ transform: translateY(0); }
.btn.primary{
  border: none;
  background: var(--accent);
  box-shadow: 0 18px 50px rgba(37,99,235,.22);
}
.btn.primary:hover{ filter: brightness(1.05); }
.btn.icon{ width:44px; height:44px; padding:0; }
.lang{
  display:inline-flex; align-items:center; gap:8px;
  padding: 10px 12px;
}

.hamburger{ display:inline-flex; }
@media (min-width: 920px){ .hamburger{ display:none; } }

.mobile{
  display:none;
  padding-bottom:14px;
}
.mobile.open{ display:block; }
.mobile a{
  display:block;
  padding: 10px 4px;
  border-top: 1px solid var(--line);
  color: rgba(233,238,247,.9);
  font-weight:700;
}

.hero{
  padding: 44px 0 10px;
}
.hero-grid{
  display:grid;
  grid-template-columns: 1fr;
  gap: 18px;
  align-items:stretch;
}
@media (min-width: 980px){
  .hero-grid{ grid-template-columns: 1.1fr .9fr; gap: 24px; }
}

.card{
  background: rgba(255,255,255,.05);
  border: 1px solid var(--line);
  border-radius: var(--radius2);
  box-shadow: var(--shadow);
  overflow:hidden;
}
.card.pad{ padding: 24px; }

.kicker{
  display:inline-flex; align-items:center; gap:10px;
  padding: 8px 12px;
  border-radius: 999px;
  border:1px solid rgba(233,238,247,.18);
  background: rgba(255,255,255,.05);
  color: rgba(233,238,247,.86);
  font-weight:800; font-size:12px;
}
.dot{
  width:9px; height:9px; border-radius:999px;
  background: var(--accent);
}

.h1{
  font-size: clamp(34px, 4.2vw, 54px);
  line-height: 1.02;
  margin: 14px 0 14px;
  letter-spacing: -0.02em;
}
.lead{
  color: var(--muted);
  font-size: 16px;
  line-height: 1.55;
  margin: 0 0 18px;
}
.badges{
  display:flex; flex-wrap:wrap; gap:10px;
  margin: 14px 0 0;
}
.badge{
  padding: 10px 12px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.04);
  color: rgba(233,238,247,.86);
  font-weight:700;
  font-size:13px;
}

.hero-cta{ display:flex; flex-wrap:wrap; gap:10px; margin-top: 18px; }
.small{
  color: rgba(233,238,247,.68);
  font-size: 12px;
  margin-top: 12px;
}

.mosaic{
  position:relative;
  border-radius: var(--radius2);
  overflow:hidden;
}
.mosaic::after{
  content:"";
  position:absolute; inset:0;
  background: linear-gradient(180deg, rgba(7,10,19,0), rgba(7,10,19,.66));
  pointer-events:none;
}
.mosaic-grid{
  display:grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 170px 170px 170px;
}
@media (min-width: 520px){
  .mosaic-grid{ grid-template-rows: 200px 200px 200px; }
}
@media (min-width: 980px){
  .mosaic-grid{ grid-template-rows: 200px 220px 210px; }
}
.tile{ position:relative; overflow:hidden; }
.tile img{
  width:100%; height:100%;
  object-fit: cover;
  filter: contrast(1.05) saturate(1.05);
  transform: scale(1.02);
}
.tile.big{ grid-column: 1 / span 2; }

.mosaic-caption{
  position:absolute; left:18px; right:18px; bottom:16px;
  display:flex; align-items:flex-end; justify-content:space-between; gap:12px;
}
.mosaic-caption h3{
  margin:0;
  font-size: 16px;
  line-height: 1.2;
}
.mosaic-caption p{
  margin:6px 0 0;
  color: rgba(233,238,247,.72);
  font-size: 13px;
}
.pill{
  padding: 10px 12px;
  border-radius: 999px;
  border:1px solid rgba(233,238,247,.22);
  background: rgba(255,255,255,.05);
  font-weight:800; font-size:12px;
  white-space:nowrap;
}

.section{ padding: 46px 0; }
.section h2{
  margin:0 0 10px;
  font-size: clamp(22px, 2.2vw, 30px);
  letter-spacing:-0.01em;
}
.section .sub{
  margin:0 0 22px;
  color: var(--muted);
  line-height:1.6;
}

.grid3{
  display:grid; gap:14px;
  grid-template-columns: 1fr;
}
@media (min-width: 860px){ .grid3{ grid-template-columns: repeat(3, 1fr); } }

.feature{
  padding: 18px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: rgba(255,255,255,.04);
}
.ico{
  width:42px; height:42px;
  border-radius: 14px;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(233,238,247,.16);
  display:flex; align-items:center; justify-content:center;
  margin-bottom: 12px;
}
.feature h3{ margin:0 0 8px; font-size:16px; }
.feature p{ margin:0; color: var(--muted); line-height:1.55; font-size:14px; }

.split{
  display:grid; gap:14px;
  grid-template-columns: 1fr;
  align-items:stretch;
}
@media (min-width: 980px){ .split{ grid-template-columns: 1fr 1fr; } }

.steps{
  display:grid; gap:10px;
}
.step{
  display:flex; gap:12px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.04);
  border-radius: var(--radius);
  padding: 14px;
}
.num{
  width:34px; height:34px; border-radius: 12px;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(233,238,247,.16);
  display:flex; align-items:center; justify-content:center;
  font-weight:900;
}
.step h4{ margin:0; font-size:15px; }
.step p{ margin:6px 0 0; color: var(--muted); font-size:13.5px; line-height:1.5; }

.gallery{
  display:grid; gap:12px;
  grid-template-columns: 1fr;
}
@media (min-width: 700px){ .gallery{ grid-template-columns: 1fr 1fr; } }
@media (min-width: 1040px){ .gallery{ grid-template-columns: repeat(4, 1fr); } }

.gimg{
  border-radius: 18px;
  overflow:hidden;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.03);
  position:relative;
  cursor: zoom-in;
}
.gimg img{ width:100%; height:220px; object-fit:cover; }
@media (min-width: 1040px){ .gimg img{ height:190px; } }
.gimg span{
  position:absolute; left:12px; bottom:12px;
  font-size:12px; font-weight:800;
  padding:8px 10px; border-radius:999px;
  background: rgba(7,10,19,.55);
  border: 1px solid rgba(233,238,247,.16);
}

.modal{
  position:fixed; inset:0;
  background: rgba(0,0,0,.72);
  display:none;
  align-items:center; justify-content:center;
  padding: 24px;
  z-index: 100;
}
.modal.open{ display:flex; }
.modal .box{
  width:min(1100px, 100%);
  border-radius: 20px;
  overflow:hidden;
  border: 1px solid rgba(233,238,247,.18);
  background: rgba(7,10,19,.7);
  box-shadow: 0 30px 90px rgba(0,0,0,.6);
  position:relative;
}
.modal img{ width:100%; height:auto; display:block; }
.modal .close{
  position:absolute; top:12px; right:12px;
  width:44px; height:44px;
  border-radius:999px;
  border:1px solid rgba(233,238,247,.18);
  background: rgba(7,10,19,.55);
  color: var(--text);
  cursor:pointer;
  display:flex; align-items:center; justify-content:center;
  font-weight:900;
}
.modal .close:hover{ background: rgba(255,255,255,.08); }

.contact{
  display:grid; gap:14px;
  grid-template-columns: 1fr;
}
@media (min-width: 980px){ .contact{ grid-template-columns: 1fr 1fr; } }

.field{
  display:flex; flex-direction:column; gap:8px;
  margin-bottom: 12px;
}
label{ font-weight:800; font-size:13px; color: rgba(233,238,247,.9); }
input, textarea, select{
  padding: 12px 12px;
  border-radius: 14px;
  border: 1px solid rgba(233,238,247,.16);
  background: rgba(255,255,255,.04);
  color: var(--text);
  outline:none;
}
textarea{ min-height: 120px; resize: vertical; }
input:focus, textarea:focus, select:focus{
  border-color: rgba(34,211,238,.55);
  box-shadow: 0 0 0 4px rgba(34,211,238,.12);
}

.footer{
  padding: 28px 0 44px;
  border-top: 1px solid var(--line);
  color: rgba(233,238,247,.72);
  font-size: 13px;
}
.footer-grid{
  display:flex; flex-wrap:wrap; gap:14px;
  align-items:center; justify-content:space-between;
}
.mini-links{ display:flex; gap:12px; flex-wrap:wrap; }
.mini-links a{ opacity:.85; font-weight:700; }
.mini-links a:hover{ opacity:1; }

.note{
  border-left: 3px solid rgba(34,211,238,.7);
  padding: 10px 12px;
  border-radius: 14px;
  background: rgba(34,211,238,.06);
  border: 1px solid rgba(34,211,238,.18);
  color: rgba(233,238,247,.82);
  font-size: 13.5px;
  line-height: 1.55;
}

/* Slider */
.slider{position:relative; overflow:hidden; border-radius:22px}
.slider-track{
  display:flex;
  transition: transform .4s ease;
}
.slider img{
  min-width:100%;
  height:360px;
  object-fit:cover;
}
.slider-btn{
  position:absolute;
  top:50%;
  transform:translateY(-50%);
  background:rgba(0,0,0,.45);
  color:#fff;
  border:0;
  width:44px;
  height:44px;
  border-radius:50%;
  cursor:pointer;
  font-size:20px;
}
.slider-btn.prev{left:12px}
.slider-btn.next{right:12px}
.slider-btn:hover{background:rgba(0,0,0,.65)}