:root{--bg:#f7f8fb;--card:#fff;--ink:#1a1f2b;--muted:#5b6472;--accent:#3b6ef5;--accent2:#7a4df5;--line:#e6e9f0}
*{box-sizing:border-box}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;background:var(--bg);color:var(--ink);line-height:1.6}
a{color:inherit;text-decoration:none}
code{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:.9em}
.wrap{max-width:1080px;margin:0 auto;padding:0 24px}
.nav{position:sticky;top:0;background:rgba(247,248,251,.85);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);z-index:10}
.nav-inner{display:flex;align-items:center;gap:24px;height:64px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:18px}
.logo{width:22px;height:22px;border-radius:6px;background:linear-gradient(135deg,var(--accent),var(--accent2))}
.links{display:flex;gap:22px;margin-left:auto;font-size:14px;color:var(--muted)}
.links a:hover{color:var(--ink)}
.btn{display:inline-block;padding:11px 18px;border-radius:10px;background:var(--accent);color:#fff;font-weight:600;font-size:14px;border:1px solid transparent}
.btn:hover{background:#2f5fe0}.btn-sm{padding:8px 14px}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.hero{padding:90px 0 70px;text-align:center;background:radial-gradient(800px 400px at 50% -10%,rgba(59,110,245,.10),transparent)}
.pill{display:inline-block;padding:5px 12px;border-radius:999px;background:#eaf0ff;color:var(--accent);font-size:13px;font-weight:600}
.hero h1{font-size:44px;line-height:1.15;margin:18px 0 14px;letter-spacing:-.02em}
.lead{font-size:18px;color:var(--muted);max-width:620px;margin:0 auto}
.cta{display:flex;gap:12px;justify-content:center;margin-top:28px}
.section{padding:64px 0}
.section.alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section h1{font-size:34px;letter-spacing:-.01em;margin:0 0 16px}
.section h2{font-size:28px;letter-spacing:-.01em;margin:28px 0 16px}
.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:22px}
.card h3{margin:0 0 8px;font-size:16px}.card p{margin:0;color:var(--muted);font-size:14px}
.two{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:center}
.muted{color:var(--muted)}
.code{background:#0f1525;color:#d6e0ff;border-radius:12px;padding:20px;overflow:auto;font-size:13px}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;text-align:center}
.stats strong{display:block;font-size:30px}.stats span{color:var(--muted);font-size:14px}
.center{text-align:center}
.foot{border-top:1px solid var(--line);padding:28px 0;background:#fff}
.foot-inner{display:flex;align-items:center;justify-content:space-between;color:var(--muted);font-size:14px;flex-wrap:wrap;gap:12px}
@media(max-width:780px){.grid,.stats{grid-template-columns:1fr 1fr}.two{grid-template-columns:1fr}.hero h1{font-size:32px}.links{display:none}}