:root{
  --bg:#0b0c10;
  --card:#12141b;
  --text:#e9ecf1;
  --muted:#a9b0bd;
  --line:#232634;
  --accent:#7dd3fc;
  --accent2:#a7f3d0;
  --shadow: 0 10px 25px rgba(0,0,0,.25);
  --radius:18px;
  --max:1100px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, "Noto Sans", "Liberation Sans", sans-serif;
  color:var(--text);
  background: radial-gradient(1200px 700px at 15% -10%, rgba(125,211,252,.20), transparent 60%),
              radial-gradient(900px 600px at 90% 0%, rgba(167,243,208,.12), transparent 55%),
              var(--bg);
}
img{max-width:100%;height:auto}
a{color:inherit}

.container{max-width:var(--max);margin:0 auto;padding:0 18px}

/* Header */
.site-header{
  position:sticky;top:0;z-index:20;
  backdrop-filter: blur(10px);
  background: rgba(11,12,16,.72);
  border-bottom:1px solid rgba(255,255,255,.06);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:14px 0}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none}
.logo{
  width:40px;height:40px;border-radius:14px;
  background: linear-gradient(135deg, rgba(125,211,252,.95), rgba(167,243,208,.85));
  box-shadow: var(--shadow);
}
.brand-text{line-height:1.05}
.brand-text strong{display:block;font-size:16px;letter-spacing:.2px}
.brand-text span{display:block;font-size:12px;color:var(--muted)}

.nav{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.nav a{
  text-decoration:none;
  padding:9px 12px;
  border-radius:999px;
  color:var(--text);
  border:1px solid rgba(255,255,255,.08);
  background: rgba(18,20,27,.45);
}
.nav a:hover{border-color:rgba(125,211,252,.45)}
.nav a[aria-current="page"]{border-color:rgba(167,243,208,.65)}

.lang{
  display:flex;align-items:center;gap:8px;
}
.lang a{
  text-decoration:none;
  font-size:13px;
  padding:8px 10px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.10);
  color:var(--muted);
  background: rgba(18,20,27,.35);
}
.lang a.active{color:var(--text);border-color:rgba(125,211,252,.55)}

.menu-btn{display:none}

/* Hero */
.hero{padding:44px 0 20px}
.hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:18px;align-items:stretch}
.card{
  background: rgba(18,20,27,.70);
  border:1px solid rgba(255,255,255,.08);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.hero-card{padding:26px}
.hero-card h1{margin:0 0 10px;font-size:34px;letter-spacing:-.5px}
.hero-card p{margin:0 0 16px;color:var(--muted);font-size:16px;line-height:1.55}
.badges{display:flex;gap:10px;flex-wrap:wrap;margin:14px 0 20px}
.badge{
  font-size:12px;
  padding:7px 10px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.10);
  color:var(--muted);
  background: rgba(11,12,16,.35);
}
.cta{display:flex;gap:10px;flex-wrap:wrap}
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  text-decoration:none;
  padding:11px 14px;
  border-radius: 12px;
  border:1px solid rgba(255,255,255,.10);
  background: rgba(11,12,16,.25);
  color:var(--text);
}
.btn.primary{
  background: linear-gradient(135deg, rgba(125,211,252,.95), rgba(167,243,208,.85));
  color:#0b0c10;
  border-color: transparent;
  font-weight:600;
}
.btn:hover{transform: translateY(-1px)}

.hero-side{padding:20px;display:flex;flex-direction:column;gap:12px}
.kicker{font-size:12px;text-transform:uppercase;letter-spacing:.12em;color:var(--muted)}
.side-title{margin:0;font-size:16px}
.side-list{margin:0;padding-left:18px;color:var(--muted);line-height:1.6}

/* Sections */
.section{padding:22px 0}
.section h2{margin:0 0 10px;font-size:22px;letter-spacing:-.2px}
.section p{margin:0;color:var(--muted);line-height:1.65}

.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:14px}
.tile{padding:16px}
.tile h3{margin:0 0 6px;font-size:16px}
.tile p{margin:0;color:var(--muted);line-height:1.6}

.tile-img{width:100%;height:auto;border-radius:14px;margin:0 0 10px;display:block}


.callout{padding:16px;border-radius:var(--radius);border:1px solid rgba(255,255,255,.10);background: rgba(11,12,16,.30);margin-top:14px;color:var(--muted);line-height:1.6}
.callout strong{color:var(--text)}

.hr{height:1px;background:rgba(255,255,255,.07);margin:18px 0}

/* Footer */
.footer{padding:26px 0 40px;color:var(--muted)}
.footer small{display:block;line-height:1.6}

/* Responsive */
@media (max-width: 900px){
  .hero-grid{grid-template-columns:1fr}
  .grid3{grid-template-columns:1fr}
  .nav{display:none}
  .menu-btn{display:inline-flex;align-items:center;gap:8px;padding:10px 12px;border-radius:999px;border:1px solid rgba(255,255,255,.12);background: rgba(18,20,27,.35);color:var(--text)}
  .nav.open{display:flex;flex-direction:column;align-items:stretch;width:100%;padding:10px 0 14px}
  .header-inner{flex-wrap:wrap}
  .lang{margin-left:auto}
}