:root{--bg:#0b0d10;--panel:#14181d;--ink:#eef2f6;--muted:#9aa6b2;--brand:#2f7bff;--brand-ink:#fff;--radius:14px}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{background:var(--bg);color:var(--ink);font:16px/1.6 system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif}
.wrap{width:min(1060px,92%);margin:0 auto}
a{color:inherit;text-decoration:none}
.site-header{position:sticky;top:0;background:rgba(11,13,16,.85);backdrop-filter:blur(8px);border-bottom:1px solid #1e242b}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;padding:14px 0}
.brand{font-weight:700;letter-spacing:.3px}
.site-header nav a{margin-left:20px;color:var(--muted)}
.site-header nav a:hover{color:var(--ink)}
.hero{padding:96px 0 72px;background:radial-gradient(1000px 400px at 70% -10%,rgba(47,123,255,.25),transparent)}
.hero h1{font-size:clamp(30px,5vw,52px);margin:0 0 14px;line-height:1.1}
.hero .sub{color:var(--muted);font-size:clamp(16px,2.2vw,20px);max-width:44ch}
.btn{display:inline-block;background:var(--brand);color:var(--brand-ink);padding:12px 20px;border-radius:999px;font-weight:600;margin-top:18px}
.btn.ghost{background:transparent;color:var(--ink);border:1px solid #2a323b}
section{padding:64px 0;border-top:1px solid #161b21}
h2{font-size:clamp(22px,3vw,30px);margin:0 0 20px}
.grid{display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.grid article{background:var(--panel);border:1px solid #1f262e;border-radius:var(--radius);padding:22px}
.grid h3{margin:0 0 8px}
.grid p,.about p{color:var(--muted)}
.cta-row{display:flex;gap:12px;flex-wrap:wrap}
.site-footer{border-top:1px solid #161b21;padding:26px 0;color:var(--muted);font-size:14px}
@media(max-width:640px){.site-header nav a{margin-left:12px}}