*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:Georgia,"Songti SC","SimSun",serif;background:#f7faf8;color:#134e4a;display:grid;grid-template-columns:220px 1fr;min-height:100vh}
.site-head{position:sticky;top:0;align-self:start;height:100vh;background:#0f766e;color:#ecfdf8;padding:28px 18px}
.head-inner{display:flex;flex-direction:column;gap:28px}
.brand{color:#fff;font-weight:700;text-decoration:none;font-size:20px;font-family:"Segoe UI",sans-serif}
nav{display:flex;flex-direction:column;gap:12px}
nav a{color:#99f6e4;text-decoration:none;font-size:14px;font-family:"Segoe UI",sans-serif;border-left:3px solid transparent;padding-left:8px}
nav a:hover{border-left-color:#ccfbf1;color:#fff}
main{padding:0 0 40px}
.hero{padding:64px 48px 36px;border-left:8px solid #0f766e;background:#ccfbf1}
.hero h1{font-size:34px;line-height:1.3;margin-bottom:16px}
.hero p{font-family:"Segoe UI","PingFang SC",sans-serif;font-size:16px;margin-bottom:10px;max-width:62ch}
.wa-cta{display:inline-block;margin-top:16px;background:#134e4a;color:#fff;text-decoration:none;padding:12px 22px;border-radius:4px;font-family:"Segoe UI",sans-serif}
.block{padding:40px 48px}
.block h2{font-size:24px;margin-bottom:14px}
.block p{font-family:"Segoe UI","PingFang SC",sans-serif;margin-bottom:10px}
.card-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:18px}
.card{background:#fff;border:1px solid #99f6e4;padding:18px;border-radius:4px}
.ico{width:32px;height:32px;color:#0f766e}
.ico svg{width:32px;height:32px}
.step-vert{list-style:none;margin-top:18px}
.step-vert li{display:flex;gap:16px;margin:18px 0}
.step-vert .n{flex:0 0 48px;height:48px;background:#0f766e;color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-family:"Segoe UI",sans-serif}
.cmp-cols{display:flex;flex-direction:column;gap:14px;margin-top:14px}
.cmp{background:#fff;padding:16px;border-left:4px solid #0f766e}
.faq-ol{margin:16px 0 0 22px;font-family:"Segoe UI","PingFang SC",sans-serif}
.faq-ol h3{font-size:16px;margin-bottom:6px}
.table-wrap{overflow:auto;margin-top:14px}
table{width:100%;border-collapse:collapse;font-family:"Segoe UI",sans-serif}
th,td{border:1px solid #99f6e4;padding:8px 10px}
th{background:#134e4a;color:#fff}
.site-foot{grid-column:1/-1;background:#134e4a;color:#ccfbf1;padding:24px;text-align:left;font-size:13px;font-family:"Segoe UI",sans-serif}
.site-foot p{margin:6px 0}
@media (max-width:900px){
body{grid-template-columns:1fr}
.site-head{height:auto;position:relative}
nav{flex-direction:row;flex-wrap:wrap}
.hero,.block{padding:28px 18px}
.card-grid{grid-template-columns:1fr}
}

.news-www{list-style:none;margin-top:16px}
.news-www li{display:grid;grid-template-columns:110px 1fr;gap:12px;padding:14px 0;border-bottom:1px solid #99f6e4}
.news-www time{font-family:"Segoe UI",sans-serif;font-size:13px;color:#0f766e}
.news-www h3{font-size:17px;grid-column:2;margin-bottom:6px}
.news-www p{grid-column:2;font-family:"Segoe UI","PingFang SC",sans-serif}
@media (max-width:700px){.news-www li{grid-template-columns:1fr}.news-www time{grid-column:1}}