*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}
body{margin:0;font:16px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,"PingFang SC",sans-serif;color:#1a1a1a;background:#fff}
a{color:#0a66c2}img{max-width:100%;height:auto;display:block}
.wrap{max-width:1080px;margin:0 auto;padding:0 20px}
.top{border-bottom:1px solid #eee;position:sticky;top:0;background:#fffe;backdrop-filter:blur(6px);z-index:9}
.bar{display:flex;align-items:center;justify-content:space-between;height:60px;gap:12px}
.logo{display:flex;align-items:center;gap:8px;font-weight:700;color:#111;text-decoration:none;font-size:18px}.logo span{color:#666;font-weight:500}
.top nav a{margin-left:18px;color:#333;text-decoration:none}.top nav a.on{color:#0a66c2;font-weight:600}
.hero{padding:56px 0 24px;text-align:center}.hero h1{font-size:clamp(30px,5vw,50px);line-height:1.15;margin:0 0 14px}
.lead{font-size:18px;color:#444;max-width:720px;margin:0 auto 22px}.doc .lead{margin-left:0}
.cta{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-bottom:32px}
.btn{display:inline-block;background:#111;color:#fff;padding:11px 20px;border-radius:10px;text-decoration:none;font-weight:600}.btn.ghost{background:#fff;color:#111;border:1px solid #ccc}
.shot{margin:0;border:1px solid #e5e5e5;border-radius:12px;overflow:hidden;box-shadow:0 10px 30px #0001}
h2{font-size:26px;margin:44px 0 14px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:16px}
.card{border:1px solid #eee;border-radius:12px;padding:16px 18px;margin-bottom:14px;background:#fafafa}.card h3{margin:0 0 6px;font-size:17px}.card p{margin:0 0 4px;color:#444}
.two{display:grid;grid-template-columns:1fr 1.4fr;gap:32px;align-items:center;margin-top:24px}.two.rev>div{order:2}
.doc{padding:32px 20px 24px;max-width:860px}.doc h1{font-size:34px;margin:0 0 8px}.doc h2{font-size:21px;margin:28px 0 8px}
.muted{color:#777;font-size:14px}
.notice{background:#fff8e1;border:1px solid #f3d57a;padding:12px 16px;border-radius:10px;margin:16px 0}
.plans{display:grid;grid-template-columns:1fr 1fr;gap:18px}.plan{border:1px solid #ddd;border-radius:14px;padding:20px}.plan.pro{border:2px solid #0a66c2}
.plan h2{margin:0}.price small{font-size:15px;font-weight:500;color:#666}.price{font-size:24px;font-weight:700;margin:6px 0}.plan ul{padding-left:20px;margin:0}
.tbl{overflow-x:auto}table{border-collapse:collapse;width:100%;min-width:420px}th,td{border-bottom:1px solid #eee;padding:10px;text-align:left}th{background:#f6f6f6}
footer{border-top:1px solid #eee;margin-top:56px;padding:24px 0;font-size:14px;color:#555}.flinks a{margin-right:16px;display:inline-block;margin-bottom:6px}
@media(max-width:720px){.two,.plans{grid-template-columns:1fr}.two.rev>div{order:0}.top nav a{margin-left:12px;font-size:15px}.logo span{display:none}.hero{padding-top:32px}}