*{box-sizing:border-box}body{margin:0;font:16px/1.6 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:#1d2433;background:#f6f8fb}
header{background:#0f1b33;color:#fff}.w{max-width:880px;margin:0 auto;padding:0 20px}
nav{display:flex;align-items:center;gap:22px;height:58px}nav b{font-size:18px;letter-spacing:.3px;margin-right:auto}nav a{color:#c9d4ea;text-decoration:none;font-size:14px}nav a:hover{color:#fff}
.hero{padding:56px 0 40px}.hero h1{font-size:34px;line-height:1.2;margin:0 0 12px}.hero p{color:#4a566d;max-width:620px;margin:0}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:16px;margin:28px 0}
.card{background:#fff;border:1px solid #e3e8f0;border-radius:10px;padding:18px}.card h3{margin:0 0 6px;font-size:16px}.card p{margin:0;color:#4a566d;font-size:14px}
table{width:100%;border-collapse:collapse;background:#fff;border:1px solid #e3e8f0;border-radius:10px;overflow:hidden;font-size:14px}th,td{text-align:left;padding:10px 14px;border-bottom:1px solid #eef1f6}th{background:#f0f3f8}
.ok{color:#0a7d3c;font-weight:600}pre{background:#0f1b33;color:#dbe6ff;padding:14px;border-radius:8px;overflow:auto;font-size:13px}
footer{border-top:1px solid #e3e8f0;margin-top:40px;padding:22px 0;color:#6b778c;font-size:13px}h2{margin-top:34px}