:root{
  --bg:#0b0b0c;
  --surface:#111114;
  --surface-2:#15151a;
  --text:#f2f2f3;
  --muted:#b7b7bd;
  --muted-2:#8f8f98;
  --line:rgba(255,255,255,.08);
  --line-2:rgba(255,255,255,.12);
  --accent:#d7d7dc; /* subtle silver */
  --accent-2:#9fa0a8; /* graphite */
  --max:1120px;
  --r:18px;
  --shadow: 0 12px 30px rgba(0,0,0,.35);
}

*{box-sizing:border-box}
html,body{height:100%}
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 800px at 20% 10%, rgba(215,215,220,.06), transparent 60%),
    radial-gradient(900px 600px at 80% 30%, rgba(159,160,168,.05), transparent 60%),
    var(--bg);
  color:var(--text);
  line-height:1.5;
  letter-spacing:.2px;
}

a{color:inherit; text-decoration:none}
a:hover{opacity:.92}
small{color:var(--muted-2)}
img{max-width:100%}

.container{max-width:var(--max); margin:0 auto; padding:0 20px}
.header{
  position:sticky; top:0; z-index:50;
  backdrop-filter: blur(10px);
  background: rgba(11,11,12,.74);
  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:10px;
  font-weight:700; letter-spacing:.7px; text-transform:uppercase;
}
.brand-badge{
  width:12px; height:12px; border-radius:3px;
  background: linear-gradient(135deg, rgba(215,215,220,.9), rgba(159,160,168,.7));
  box-shadow: 0 0 0 1px rgba(255,255,255,.18) inset;
}
.nav-links{
  display:flex; align-items:center; gap:14px; flex-wrap:wrap;
  color:var(--muted);
  font-size:14px;
}
.nav-links a{padding:8px 10px; border-radius:10px}
.nav-links a:hover{background:rgba(255,255,255,.05)}
.nav-cta{
  display:flex; align-items:center; gap:10px;
}
.lang-toggle{
  display:flex; gap:6px; border:1px solid var(--line);
  background:rgba(255,255,255,.03);
  padding:4px; border-radius:999px;
}
.lang-toggle button{
  border:0; background:transparent; color:var(--muted);
  padding:8px 10px; border-radius:999px; cursor:pointer;
  font-size:12px; letter-spacing:.4px; text-transform:uppercase;
}
.lang-toggle button.active{
  background:rgba(255,255,255,.08);
  color:var(--text);
  box-shadow: 0 0 0 1px rgba(255,255,255,.10) inset;
}

.btn{
  display:inline-flex; align-items:center; justify-content:center;
  gap:10px;
  padding:12px 16px;
  border-radius:14px;
  border:1px solid var(--line-2);
  background:rgba(255,255,255,.05);
  color:var(--text);
  font-weight:600;
  font-size:14px;
  cursor:pointer;
  transition: transform .08s ease;
}
.btn:hover{background:rgba(255,255,255,.07)}
.btn:active{transform: translateY(1px)}
.btn.primary{
  background:rgba(215,215,220,.12);
  border-color: rgba(215,215,220,.25);
}
.btn.primary:hover{background:rgba(215,215,220,.16)}
.btn.ghost{
  background:transparent;
  border-color: var(--line);
  color:var(--muted);
}
.btn.ghost:hover{background:rgba(255,255,255,.04); color:var(--text)}

.hero{
  padding:70px 0 30px;
}
.hero-grid{
  display:grid; grid-template-columns: 1.2fr .8fr;
  gap:26px;
  align-items:stretch;
}
.card{
  border:1px solid var(--line);
  background: rgba(255,255,255,.03);
  border-radius: var(--r);
  box-shadow: var(--shadow);
}
.hero-card{
  padding:28px;
  position:relative;
  overflow:hidden;
}
.hero-card:before{
  content:"";
  position:absolute; inset:-1px;
  background:
    radial-gradient(900px 400px at 20% 0%, rgba(215,215,220,.10), transparent 60%),
    radial-gradient(700px 400px at 80% 30%, rgba(159,160,168,.08), transparent 55%);
  pointer-events:none;
}
.hero-inner{position:relative}
.kicker{
  color:var(--muted);
  font-size:12px;
  letter-spacing:1.2px;
  text-transform:uppercase;
  margin:0 0 10px;
}
h1{
  margin:0 0 10px;
  font-size:42px;
  line-height:1.06;
  letter-spacing:-.8px;
}
.lead{
  margin:0 0 18px;
  color:var(--muted);
  font-size:16px;
  max-width: 58ch;
}
.hero-actions{display:flex; gap:10px; flex-wrap:wrap; margin-top:14px}
.meta-row{
  display:flex; gap:14px; flex-wrap:wrap;
  margin-top:18px; color:var(--muted-2); font-size:13px;
}
.meta-pill{
  border:1px solid var(--line);
  background:rgba(255,255,255,.02);
  padding:10px 12px;
  border-radius:999px;
}

.side-card{
  padding:22px;
}
.side-title{margin:0 0 10px; font-size:16px; letter-spacing:.2px}
.side-list{margin:0; padding:0; list-style:none; color:var(--muted)}
.side-list li{
  padding:10px 0;
  border-top:1px solid var(--line);
}
.side-list li:first-child{border-top:0}
.side-list b{color:var(--text); font-weight:600}

.section{padding:38px 0}
.section h2{
  margin:0 0 14px;
  font-size:24px;
  letter-spacing:-.3px;
}
.section p{color:var(--muted); margin:0 0 14px}

.grid-3{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap:14px;
}
.feature{
  padding:16px;
  border-radius: var(--r);
  border:1px solid var(--line);
  background:rgba(255,255,255,.02);
}
.feature h3{margin:0 0 6px; font-size:15px}
.feature p{margin:0; color:var(--muted); font-size:14px}

.split{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap:14px;
  align-items:start;
}
.callout{
  padding:18px;
  border-radius: var(--r);
  border:1px solid rgba(215,215,220,.20);
  background: rgba(215,215,220,.07);
}
.callout h3{margin:0 0 6px; font-size:15px}
.callout p{margin:0; color:rgba(242,242,243,.85); font-size:14px}

.table-wrap{
  overflow:auto;
  border:1px solid var(--line);
  border-radius: var(--r);
  background:rgba(255,255,255,.02);
}
table{width:100%; border-collapse:collapse; min-width:620px}
th,td{padding:12px 14px; border-bottom:1px solid var(--line); text-align:left; vertical-align:top}
th{color:var(--muted); font-weight:600; font-size:12px; letter-spacing:1px; text-transform:uppercase}
td{color:var(--text); font-size:14px}
tr:last-child td{border-bottom:0}
td .muted{color:var(--muted); font-size:13px}

.badge{
  display:inline-flex;
  padding:6px 10px;
  border-radius:999px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.02);
  color:var(--muted);
  font-size:12px;
}
.steps{counter-reset:step}
.step{
  padding:16px;
  border-radius: var(--r);
  border:1px solid var(--line);
  background:rgba(255,255,255,.02);
}
.step h3{margin:0 0 6px; font-size:15px}
.step p{margin:0; color:var(--muted); font-size:14px}
.step .num{
  width:26px; height:26px; border-radius:9px;
  display:inline-flex; align-items:center; justify-content:center;
  border:1px solid var(--line);
  background:rgba(255,255,255,.03);
  color:var(--text);
  font-weight:700;
  margin-bottom:10px;
}

.faq details{
  border:1px solid var(--line);
  background:rgba(255,255,255,.02);
  border-radius:14px;
  padding:12px 14px;
}
.faq details + details{margin-top:10px}
.faq summary{
  cursor:pointer;
  list-style:none;
  font-weight:600;
}
.faq summary::-webkit-details-marker{display:none}
.faq .answer{margin-top:10px; color:var(--muted); font-size:14px}

.form{
  display:grid;
  gap:12px;
}
.field{
  display:grid;
  gap:6px;
}
label{color:var(--muted); font-size:13px}
input,select,textarea{
  width:100%;
  padding:12px 12px;
  border-radius:14px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.02);
  color:var(--text);
  font-size:14px;
  outline:none;
}
textarea{min-height:110px; resize:vertical}
input:focus,select:focus,textarea:focus{
  border-color: rgba(215,215,220,.30);
  box-shadow: 0 0 0 4px rgba(215,215,220,.07);
}

.footer{
  padding:28px 0;
  border-top:1px solid var(--line);
  color:var(--muted-2);
  font-size:13px;
}
.footer-grid{
  display:flex; justify-content:space-between; gap:14px; flex-wrap:wrap;
}
.footer a{color:var(--muted)}
.footer a:hover{color:var(--text)}

.lang{display:none}
body[data-lang="pl"] .lang-pl{display:block}
body[data-lang="ua"] .lang-ua{display:block}

/* Inline variants */
body[data-lang="pl"] .lang-pl.inline{display:inline}
body[data-lang="ua"] .lang-ua.inline{display:inline}

@media (max-width: 980px){
  .hero-grid{grid-template-columns: 1fr}
  h1{font-size:36px}
  .grid-3{grid-template-columns: 1fr}
  .split{grid-template-columns: 1fr}
  table{min-width: 520px}
}