*{box-sizing:border-box;margin:0;padding:0}
:root{--bg:#070a13;--card:#0f172a;--line:rgba(255,255,255,.08);--txt:#f8fafc;--mut:#94a3b8;--pri:#1890ff;--acc:#00e5ff}
body{background:var(--bg);color:var(--txt);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;line-height:1.85;font-size:16px}
a{color:inherit;text-decoration:none}
.wrap{max-width:1100px;margin:0 auto;padding:0 20px}
header{position:sticky;top:0;z-index:20;background:rgba(7,10,19,.92);border-bottom:1px solid var(--line);backdrop-filter:blur(8px)}
.hd{display:flex;align-items:center;justify-content:space-between;height:64px;gap:16px}
.logo{font-weight:700;letter-spacing:.5px;font-size:17px;white-space:nowrap}
.logo span{color:var(--acc)}
nav{display:flex;gap:18px;flex-wrap:wrap;font-size:14px;color:var(--mut)}
nav a:hover{color:var(--acc)}
.tel{display:inline-block;background:var(--pri);color:#fff;padding:7px 14px;border-radius:8px;font-size:14px;font-weight:600;white-space:nowrap}
main{padding:44px 0 10px}
h1{font-size:30px;line-height:1.4;margin-bottom:14px}
.lead{font-size:17px;color:#cbd5e1;border-left:3px solid var(--acc);padding-left:14px;margin-bottom:34px}
h2{font-size:21px;margin:34px 0 10px;padding-left:12px;border-left:3px solid var(--pri)}
p{color:#c7d2e0;margin-bottom:12px}
ul{margin:0 0 14px 20px;color:#c7d2e0}
li{margin-bottom:6px}
.faq{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:20px 22px;margin-top:36px}
.faq h3{font-size:17px;margin-bottom:8px;color:var(--acc)}
.faq dt{font-weight:600;margin-top:14px}
.faq dd{color:#c7d2e0}
.cta{margin:44px 0 20px;background:linear-gradient(135deg,rgba(24,144,255,.16),rgba(0,229,255,.08));border:1px solid rgba(24,144,255,.35);border-radius:14px;padding:26px}
.cta h2{border:0;padding:0;margin:0 0 8px;font-size:20px}
.cta p{color:#cbd5e1}
.cta .row{display:flex;gap:12px;flex-wrap:wrap;margin-top:14px}
.btn{display:inline-block;padding:11px 20px;border-radius:9px;font-weight:600;font-size:15px}
.btn-p{background:var(--pri);color:#fff}
.btn-s{background:rgba(255,255,255,.08);border:1px solid var(--line);color:var(--txt)}
footer{border-top:1px solid var(--line);margin-top:30px;padding:26px 0 40px;font-size:13px;color:var(--mut)}
footer .links{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:14px}
footer .links a:hover{color:var(--acc)}
@media(max-width:760px){nav{display:none}h1{font-size:24px}main{padding:28px 0 0}}