:root{--bg:#0e0f10;--panel:#14171a;--ink:#e8e8e8;--muted:#9aa1a9;--accent:#7bd77b;--link:#9fe3ff}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;background:var(--bg);color:var(--ink);font-family:system-ui,Segoe UI,Roboto,Helvetica,Arial}
.container{max-width:1100px;margin:0 auto;padding:24px}
.topbar{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;background:var(--panel);border-bottom:1px solid #23262a;position:sticky;top:0;z-index:5}
.topbar img{height:34px}
.nav a{color:var(--muted);margin-left:16px;text-decoration:none}
.nav a:hover{color:var(--ink)}
.hero{display:grid;grid-template-columns:1.2fr 1fr;gap:24px;align-items:center;padding:32px 0}
.hero h1{font-size:42px;margin:0 0 12px}
.hero p{color:var(--muted);margin:0 0 16px}
.btn{display:inline-block;background:#24282d;border:1px solid #2f353b;color:var(--ink);padding:12px 16px;border-radius:12px;text-decoration:none}
.btn:hover{border-color:#3b4249}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px}
.card{background:var(--panel);border:1px solid #23262a;border-radius:16px;padding:16px}
.card h3{margin:0 0 6px}
.footer{padding:24px 16px;color:var(--muted);border-top:1px solid #23262a;margin-top:32px}
.link{color:var(--link)}