:root{
  --fg:#1f2d33; --muted:#6b7f8a; --line:#e6eef0; --bg:#f7fafb; --card:#fff;
  --brand:#2f9e94; --brand-d:#227a72; --warn:#c9822f; --radius:14px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--fg);
  font:15px/1.75 -apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",sans-serif}
a{color:var(--brand-d)}
.wrap{max-width:940px;margin:0 auto;padding:0 20px}
header.site{background:linear-gradient(135deg,#2f9e94,#3fb3a6);color:#fff;padding:38px 0 34px}
header.site h1{margin:0 0 8px;font-size:26px;letter-spacing:.5px}
header.site p{margin:0;opacity:.92;font-size:15px}
nav.top{margin-top:18px;display:flex;gap:16px;flex-wrap:wrap;font-size:14px}
nav.top a{color:#eafaf7;text-decoration:none;border-bottom:1px solid rgba(255,255,255,.35);padding-bottom:2px}
main{padding:30px 0 10px}
h2{font-size:19px;margin:34px 0 14px;padding-left:11px;border-left:4px solid var(--brand)}
h3{font-size:16px;margin:22px 0 8px}
p{margin:9px 0}
.muted{color:var(--muted);font-size:13.5px}
.grid{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(258px,1fr))}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px 22px}
.card h3{margin-top:0;display:flex;align-items:center;gap:8px}
.tag{display:inline-block;font-size:12px;padding:2px 9px;border-radius:20px;background:#e8f5f3;color:var(--brand-d)}
.price{font-size:22px;font-weight:600;color:var(--brand-d);margin:10px 0 2px}
.price small{font-size:12.5px;color:var(--muted);font-weight:400}
ul.clean{list-style:none;padding-left:0;margin:10px 0}
ul.clean li{padding-left:20px;position:relative;margin:5px 0;font-size:14px}
ul.clean li:before{content:"";position:absolute;left:4px;top:10px;width:7px;height:7px;
  border-radius:50%;background:var(--brand);opacity:.65}
table{width:100%;border-collapse:collapse;background:var(--card);border:1px solid var(--line);
  border-radius:10px;overflow:hidden;font-size:14px}
th,td{padding:10px 13px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
th{background:#f1f7f7;font-weight:600;font-size:13.5px}
tr:last-child td{border-bottom:0}
.steps{counter-reset:s;list-style:none;padding:0;margin:0}
.steps li{counter-increment:s;position:relative;padding:0 0 16px 42px;border-left:2px solid var(--line);margin-left:12px}
.steps li:last-child{border-left-color:transparent}
.steps li:before{content:counter(s);position:absolute;left:-14px;top:-2px;width:26px;height:26px;
  border-radius:50%;background:var(--brand);color:#fff;font-size:13px;display:flex;align-items:center;justify-content:center}
.faq{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:6px 22px;margin-top:10px}
.faq details{border-bottom:1px solid var(--line);padding:12px 0}
.faq details:last-child{border-bottom:0}
.faq summary{cursor:pointer;font-weight:600;font-size:14.5px}
.faq p{margin:8px 0 0;font-size:14px;color:#3a4a52}
.cta{background:#fff;border:1px dashed var(--brand);border-radius:var(--radius);
  padding:18px 22px;margin:26px 0 10px}
.cta strong{color:var(--brand-d)}
footer.site{border-top:1px solid var(--line);margin-top:36px;padding:22px 0 40px;
  color:var(--muted);font-size:13px}
code{background:#eef4f5;padding:1.5px 6px;border-radius:5px;font-size:13px}
.notice{background:#fff8ec;border:1px solid #f0dcb8;border-radius:10px;padding:12px 16px;font-size:13.5px;color:#7a5a22}
.bar{height:9px;border-radius:6px;background:#e8f0f1;overflow:hidden;margin:4px 0 10px}
.bar span{display:block;height:100%;background:linear-gradient(90deg,#3fb3a6,#2f9e94)}
.kpi{display:grid;gap:12px;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));margin:6px 0 4px}
.kpi div{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:12px 14px}
.kpi b{display:block;font-size:20px;color:var(--brand-d)}
.badge{font-size:12px;padding:1px 8px;border-radius:20px;border:1px solid var(--line);color:var(--muted)}
@media(max-width:560px){header.site h1{font-size:21px}.wrap{padding:0 15px}}