:root{
  --bg:#07111f;--bg2:#0d1b2d;--card:#10243a;--text:#edf5ff;--muted:#a9bbcf;
  --primary:#18a7ff;--primary2:#63c8ff;--line:#203851;--white:#fff;
  --max:1180px;--radius:18px;
}
*{box-sizing:border-box} html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.7}
a{color:inherit;text-decoration:none}.container{width:min(92%,var(--max));margin:auto}
.site-header{position:sticky;top:0;z-index:20;background:rgba(7,17,31,.94);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.nav{min-height:74px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.logo{font-weight:900;font-size:1.5rem;letter-spacing:.08em}.logo span{color:var(--primary)}
.nav-links{display:flex;gap:22px;align-items:center}.nav-links a{color:var(--muted);font-size:.94rem}.nav-links a:hover{color:var(--white)}
.menu-btn{display:none;background:none;border:1px solid var(--line);color:var(--white);padding:8px 12px;border-radius:10px}
.hero{padding:100px 0 80px;background:radial-gradient(circle at 75% 20%,rgba(24,167,255,.16),transparent 35%),linear-gradient(180deg,var(--bg2),var(--bg))}
.hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:50px;align-items:center}
.eyebrow{color:var(--primary2);font-weight:800;text-transform:uppercase;letter-spacing:.12em;font-size:.78rem}
h1{font-size:clamp(2.3rem,5vw,4.5rem);line-height:1.08;margin:14px 0 22px}h2{font-size:clamp(1.7rem,3vw,2.5rem);line-height:1.15}h3{line-height:1.25}
.lead{font-size:1.1rem;color:var(--muted);max-width:720px}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:13px 20px;border-radius:12px;font-weight:800;border:1px solid var(--line);margin:8px 8px 0 0}
.btn-primary{background:var(--primary);color:#00111f;border-color:var(--primary)}.btn-secondary{background:transparent}
.section{padding:78px 0}.section.alt{background:#091727}.section-head{max-width:780px;margin-bottom:36px}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.grid-2{grid-template-columns:repeat(2,1fr)}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:25px}
.card p,.muted{color:var(--muted)}.tag{display:inline-block;color:var(--primary2);font-size:.8rem;font-weight:800}
.list{padding-left:20px;color:var(--muted)}.list li{margin:7px 0}
.breadcrumb{padding:20px 0;color:var(--muted);font-size:.9rem}.breadcrumb a{color:var(--primary2)}
.cta{padding:45px;border-radius:var(--radius);background:linear-gradient(135deg,#0e3554,#10243a);border:1px solid var(--line)}
footer{border-top:1px solid var(--line);padding:45px 0;color:var(--muted)}.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:30px}
form{display:grid;gap:14px}.input{width:100%;padding:13px 14px;background:#081522;border:1px solid var(--line);border-radius:10px;color:var(--white);font:inherit}
textarea.input{min-height:140px;resize:vertical}.notice{padding:14px 16px;border-left:4px solid var(--primary);background:#0b1d30;color:var(--muted)}
img{max-width:100%;height:auto;border-radius:14px}
@media(max-width:850px){
 .nav-links{display:none;position:absolute;top:74px;left:0;right:0;background:var(--bg);padding:18px 4%;flex-direction:column;align-items:flex-start;border-bottom:1px solid var(--line)}
 .nav-links.open{display:flex}.menu-btn{display:block}.hero-grid{grid-template-columns:1fr}.grid,.grid-2,.footer-grid{grid-template-columns:1fr}.hero{padding:70px 0}
}