:root{--bg:#0f1115;--panel:#171a21;--text:#f5f7fb;--muted:#a9b1bd;--accent:#5b8cff;--line:#2a303a}
*{box-sizing:border-box}
body{margin:0;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:var(--bg);color:var(--text);line-height:1.65}
.container{max-width:900px;margin:0 auto;padding:28px 20px 64px}
header{display:flex;align-items:center;justify-content:space-between;padding:18px 0 28px;border-bottom:1px solid var(--line);margin-bottom:36px}
.brand{font-weight:700;font-size:22px;letter-spacing:.2px}
nav a{color:var(--muted);text-decoration:none;margin-left:18px}
nav a:hover{color:var(--text)}
.hero{padding:46px 0 28px}
h1{font-size:42px;line-height:1.15;margin:0 0 18px}
h2{font-size:25px;margin-top:38px}
p,li{color:var(--muted)}
.card{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:22px;margin:18px 0}
.cta{display:inline-block;background:var(--accent);color:white;text-decoration:none;padding:12px 18px;border-radius:10px;font-weight:600;margin-top:10px}
footer{border-top:1px solid var(--line);margin-top:54px;padding-top:24px;color:var(--muted);font-size:14px}
a{color:#8fb0ff}
@media(max-width:700px){header{display:block}nav{margin-top:12px}nav a{margin:0 14px 0 0}h1{font-size:34px}}