:root{
  --bg:#0b1220;
  --card:#0f1a2f;
  --text:#eaf0ff;
  --muted:#a9b6d6;
  --brand:#30c48d;
  --brand2:#3b82f6;
  --line:rgba(255,255,255,.12);
  --shadow:0 20px 50px rgba(0,0,0,.35);
  --radius:18px;
  --maxw:1100px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family: system-ui, -apple-system, Segoe UI, Tahoma, Arial, sans-serif;
  background:
    radial-gradient(900px 400px at 20% -10%, rgba(59,130,246,.25), transparent 60%),
    radial-gradient(800px 500px at 90% 10%, rgba(48,196,141,.22), transparent 55%),
    var(--bg);
  color:var(--text);
  line-height:1.8;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto}
.container{max-width:var(--maxw);margin:auto;padding:18px}
header{
  position:sticky;top:0;z-index:20;
  backdrop-filter: blur(10px);
  background: rgba(11,18,32,.65);
  border-bottom:1px solid var(--line);
}
.nav{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:10px 0;
}
.brand{
  display:flex;align-items:center;gap:10px;font-weight:900;letter-spacing:.3px
}
.brand .name{display:flex;flex-direction:column;gap:2px}
.brand .name small{color:var(--muted);font-weight:700}
.menu{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.menu a{
  padding:8px 12px;border-radius:12px;color:var(--muted);
  border:1px solid transparent;
}
.menu a:hover{border-color:var(--line);color:var(--text)}
.menu a.active{border-color:var(--line);color:var(--text);background:rgba(255,255,255,.04)}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:12px 16px;border-radius:14px;border:1px solid var(--line);
  background: rgba(255,255,255,.04);
  cursor:pointer;font-weight:800;
  transition:.2s ease;
  white-space:nowrap;
}
.btn:hover{transform:translateY(-1px);background:rgba(255,255,255,.07)}
.btn.primary{border-color:rgba(48,196,141,.45); background: linear-gradient(135deg, rgba(48,196,141,.18), rgba(59,130,246,.12))}
.btn.primary:hover{border-color:rgba(48,196,141,.7)}
.hero{padding:34px 0 12px}
.grid{display:grid;gap:18px}
.hero-grid{grid-template-columns: 1.25fr .95fr; align-items:stretch}
.card{
  background: rgba(15,26,47,.78);
  border:1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.card.pad{padding:18px}
.kicker{
  display:inline-flex;gap:8px;align-items:center;
  padding:6px 10px;border-radius:999px;
  border:1px solid var(--line);
  color:var(--muted);
  font-weight:800;
  background: rgba(255,255,255,.03);
}
h1{margin:12px 0 8px;line-height:1.25}
.lead{color:var(--muted);margin:0 0 14px}
.cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:12px}
.badges{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}
.badge{
  display:inline-flex;gap:10px;align-items:flex-start;
  padding:12px;border-radius:14px;
  border:1px solid var(--line);
  background: rgba(255,255,255,.03);
  color:var(--muted);
}
.badge strong{color:var(--text)}
.section{padding:18px 0}
.section h2{margin:0 0 10px}
.muted{color:var(--muted)}
.cols3{grid-template-columns: repeat(3, 1fr)}
.cols2{grid-template-columns: repeat(2, 1fr)}
.item{padding:16px}
.item h3{margin:0 0 6px}
.hr{height:1px;background:var(--line);margin:14px 0}
.footer{
  margin-top:18px;
  padding:18px 0 28px;
  border-top:1px solid var(--line);
  color:var(--muted);
}
.footer .footgrid{display:grid;gap:14px;grid-template-columns:1.2fr .8fr}
ul.clean{list-style:none;padding:0;margin:0;display:grid;gap:8px}
.small{font-size:.92rem}
.notice{
  padding:12px 14px;border-radius:14px;border:1px dashed rgba(255,255,255,.18);
  background: rgba(255,255,255,.03);
  color: var(--muted);
}
form{display:grid;gap:12px}
label{display:grid;gap:6px;font-weight:800}
input, select, textarea{
  width:100%;
  padding:12px 12px;
  border-radius:14px;
  border:1px solid rgba(255,255,255,.16);
  background: rgba(11,18,32,.45);
  color: var(--text);
  outline:none;
}
input:focus, select:focus, textarea:focus{border-color: rgba(59,130,246,.6)}
.checkbox{
  display:flex;gap:10px;align-items:flex-start;
  padding:12px 14px;border-radius:14px;border:1px solid rgba(255,255,255,.14);
  background: rgba(255,255,255,.02);
  color: var(--muted);
}
.checkbox input{width:18px;height:18px;margin-top:2px}
.langswitch{display:inline-flex;gap:8px;align-items:center}
.pill{
  padding:8px 12px;border-radius:999px;border:1px solid var(--line);
  background: rgba(255,255,255,.03);color:var(--muted);font-weight:900
}
.pill:hover{background: rgba(255,255,255,.06);color:var(--text)}
@media (max-width: 900px){
  .hero-grid{grid-template-columns:1fr}
  .cols3{grid-template-columns:1fr}
  .cols2{grid-template-columns:1fr}
  .footer .footgrid{grid-template-columns:1fr}
}