body{font-family:Arial,Helvetica,sans-serif;line-height:1.9;margin:0;background:#fff;color:#111}
    .container{max-width:1100px;margin:0 auto;padding:26px}
    .hero{background:#f6f8fb;border:1px solid #e7edf5;border-radius:14px;padding:22px}
    h1{margin:0 0 12px;font-size:30px}
    h2{margin-top:34px;font-size:22px}
    p{margin:12px 0}
    .toc{margin:22px 0;padding:16px;border:1px dashed #cfd8e3;border-radius:12px;background:#fbfcff}
    .toc a{display:block;color:#0b5bd3;text-decoration:none;padding:6px 0}
    .toc a:hover{text-decoration:underline}
    .grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:18px}
    @media(max-width:900px){.grid{grid-template-columns:1fr}}
    .card{border:1px solid #e7edf5;border-radius:14px;padding:18px;background:#fff}
    .spec-table{width:100%;border-collapse:collapse;margin-top:10px}
    .spec-table th,.spec-table td{border:1px solid #e7edf5;padding:10px;font-size:14px}
    .spec-table th{background:#f6f8fb}
    .img-wrap img{width:100%;border-radius:14px;border:1px solid #e7edf5}
    .badge{display:inline-block;background:#e9f3ff;border:1px solid #cfe5ff;color:#0b5bd3;padding:4px 10px;border-radius:999px;font-size:12px;margin-left:6px;margin-bottom:6px}
    .note{font-size:13px;color:#444;background:#fff7e6;border:1px solid #ffe0a3;padding:10px;border-radius:12px}
    .faq .q{font-weight:bold;margin-top:14px}
    .cta{margin-top:26px;background:#0b5bd3;color:#fff;padding:18px;border-radius:14px}
    .cta a{color:#fff;font-weight:bold;text-decoration:underline}