:root{--bg:#0f1115;--panel:#181b22;--line:#2a2f3a;--text:#e8eaf0;--muted:#9aa3b2;--accent:#ff4d4f}
*{box-sizing:border-box}body{margin:0;font:16px/1.6 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text)}
a{color:#8ab4ff}header,main,footer{max-width:860px;margin:0 auto;padding:20px}
header{display:flex;align-items:center;gap:12px}header img{width:36px;height:36px}header b{font-size:20px}
nav{margin-left:auto;display:flex;gap:16px;flex-wrap:wrap}nav a{color:var(--text);text-decoration:none}
h1{font-size:34px;line-height:1.2}h2{margin-top:32px}.muted{color:var(--muted)}
.cta{display:inline-block;background:var(--accent);color:#fff;font-weight:700;padding:12px 22px;border-radius:10px;text-decoration:none}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:16px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:20px}
.price{font-size:34px;font-weight:800}ul{padding-left:20px}
footer{border-top:1px solid var(--line);color:var(--muted);font-size:14px}
code,.key{background:#11141a;border:1px solid var(--line);border-radius:8px;padding:10px 12px;font-family:ui-monospace,monospace;display:inline-block;word-break:break-all}
.note{background:#2a2312;border:1px solid #5a4a1c;border-radius:10px;padding:12px}