:root{
  --brand-deep:#083888;
  --brand-teal:#3098a8;
  --text:#173a53;
  --muted:#698291;
  --shell:min(1500px,calc(100% - 80px));
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{min-height:100vh;margin:0;display:flex;flex-direction:column;color:var(--text);background:#f7fafb;font-family:"Microsoft YaHei","PingFang SC",Arial,sans-serif}
body::before{content:"";position:fixed;z-index:68;inset:66px 0 0;background:rgba(8,56,136,.025);pointer-events:none}
body::after{content:"测试版本 · 不代表最终上线品质";position:fixed;z-index:69;left:50%;top:50%;width:min(620px,84vw);padding:17px 24px;transform:translate(-50%,-50%) rotate(-12deg);color:rgba(255,255,255,.76);background:rgba(8,56,136,.2);border:1px solid rgba(255,255,255,.42);box-shadow:0 12px 36px rgba(8,56,136,.12);backdrop-filter:blur(1px);font-size:clamp(18px,2.2vw,30px);font-weight:700;line-height:1.35;letter-spacing:.16em;text-align:center;text-shadow:0 1px 5px rgba(2,20,50,.35);pointer-events:none;user-select:none}
@media(max-width:680px){body::before{inset:60px 0 0}body::after{width:88vw;padding:13px 16px;font-size:16px;letter-spacing:.08em}}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit}
.shell{width:var(--shell);margin:0 auto}

.nav{
  position:fixed;z-index:80;top:0;left:0;width:100%;height:66px;padding:0 20px;
  display:flex;align-items:center;justify-content:center;background:#fff;border:1px solid #e3e8ea;
  border-width:1px 0;box-shadow:0 3px 12px rgba(8,56,136,.08)
}
.nav .brand{width:270px;height:64px;display:flex;align-items:center;justify-content:flex-start;flex-shrink:0}
.nav .brand-logo{display:block;width:252px;height:58px;object-fit:contain;object-position:left center}
.nav-links{height:100%;margin-left:24px;display:flex;align-items:stretch;gap:0;color:#606a70;font-size:13px;font-weight:500;letter-spacing:.02em}
.nav-links a{display:flex;align-items:center;justify-content:center;padding:0 clamp(12px,1.1vw,19px);white-space:nowrap;transition:color .2s ease,background-color .2s ease}
.nav-links a:hover{color:var(--brand-deep);background:#eef6f8}
.nav-links a.active,.nav-links a[aria-current="page"]{color:#fff;background:linear-gradient(135deg,var(--brand-deep),#10649c)}
.menu-btn{display:none;margin-left:auto;padding:8px;border:0;background:transparent;color:var(--brand-deep);font-size:22px;cursor:pointer}

.page-main{flex:1;min-height:320px;padding-top:66px}

footer{padding:72px 0 28px;color:#173a53;background:#fff;border-top:1px solid #dbe8eb}
.footer-top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:55px;padding-bottom:48px}
.footer-brand .brand{display:block}
.footer-brand .brand-logo{display:block;width:320px;height:82px;object-fit:contain;object-position:left center}
.footer-brand p{max-width:300px;margin-top:18px;color:#607b8b;font-size:11px;line-height:1.9}
.footer-col strong{display:block;color:var(--brand-deep);font-size:12px;font-weight:700}
.footer-col a{display:block;margin-top:16px;color:#698291;font-size:11px}
.footer-col a:hover{color:var(--brand-teal)}
.footer-bottom{display:flex;justify-content:space-between;padding-top:24px;color:#78909c;border-top:1px solid #dfeaec;font:9px Consolas,monospace;letter-spacing:.08em}
.footer-filing{min-height:82px;margin-top:24px;padding:18px 20px;display:grid;grid-template-columns:1.3fr 1fr 1fr;align-items:center;gap:18px;border:1px dashed #c9dce1;background:linear-gradient(90deg,#f8fbfc,#eef6f8)}
.filing-title{display:grid;gap:5px}
.filing-title strong{color:#31566d;font-size:11px}
.filing-title small{color:#8ba0aa;font:8px Consolas,monospace;letter-spacing:.12em}
.filing-slot{min-height:36px;padding:10px 12px;color:#91a5af;border-bottom:1px solid #c6d9df;font-size:9px}
.filing-slot b{margin-right:8px;color:#577383;font-weight:500}

@media(max-width:1180px){
  :root{--shell:min(100% - 40px,900px)}
  .nav{height:64px;padding:0 24px;justify-content:space-between}
  .nav .brand{width:245px;height:62px}
  .nav .brand-logo{width:230px;height:56px}
  .nav-links{display:none}
  .nav-links.mobile-open{position:absolute;top:100%;left:0;right:0;height:auto;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:0;background:#fff;border:1px solid #dbe5e8;box-shadow:0 18px 38px rgba(8,56,136,.14)}
  .nav-links.mobile-open a{min-height:54px;padding:0 12px;border-right:1px solid #edf2f3;border-bottom:1px solid #edf2f3}
  .menu-btn{display:block;margin-left:0}
  .page-main{padding-top:64px}
  .footer-top{grid-template-columns:1.5fr 1fr 1fr}
  .footer-col:last-child{display:none}
}
@media(max-width:900px){
  .footer-filing{grid-template-columns:1fr 1fr}
  .filing-title{grid-column:1/-1}
}
@media(max-width:680px){
  :root{--shell:calc(100% - 28px)}
  .nav{height:60px;padding:0 15px}
  .nav .brand{width:215px;height:58px}
  .nav .brand-logo{width:202px;height:52px}
  .nav-links.mobile-open{grid-template-columns:repeat(2,1fr)}
  .nav-links.mobile-open a{min-height:50px;font-size:13px}
  .page-main{min-height:220px;padding-top:60px}
  footer{padding-top:54px}
  .footer-top{grid-template-columns:1fr 1fr;gap:34px}
  .footer-brand{grid-column:1/-1}
  .footer-brand .brand-logo{width:270px}
  .footer-bottom{display:block;line-height:2}
  .footer-bottom span{display:block}
  .footer-filing{grid-template-columns:1fr}
  .filing-title{grid-column:auto}
}

body.consult-open{overflow:hidden}
.consult-orb{position:fixed;z-index:72;right:25px;top:58%;width:70px;height:70px;padding:0;border:0;border-radius:50%;display:grid;place-items:center;color:#fff;background:linear-gradient(145deg,#55b2be 0%,#3098a8 42%,#083888 100%);box-shadow:0 16px 38px rgba(8,56,136,.42),inset 0 1px 0 rgba(255,255,255,.4);cursor:pointer;transition:transform .25s ease,box-shadow .25s ease,opacity .2s ease}
.consult-orb::before{content:"";position:absolute;inset:-8px;border:1px solid rgba(48,152,168,.65);border-radius:50%;animation:consultPulse 2.2s ease-out infinite;pointer-events:none}
.consult-orb:hover{transform:translateY(-4px) scale(1.04);box-shadow:0 22px 48px rgba(8,56,136,.5),inset 0 1px 0 rgba(255,255,255,.4)}
.consult-orb:focus-visible,.consult-close:focus-visible{outline:3px solid rgba(96,183,255,.58);outline-offset:4px}
.orb-icon{position:relative;width:28px;height:21px;border:2px solid currentColor;border-radius:7px}
.orb-icon::before{content:"";position:absolute;right:4px;bottom:-7px;width:8px;height:8px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:skew(0,-32deg) rotate(18deg);background:#176f93}
.orb-icon::after{content:"";position:absolute;left:6px;top:8px;width:3px;height:3px;border-radius:50%;background:#fff;box-shadow:6px 0 0 #fff,12px 0 0 #fff}
.orb-label{position:absolute;right:82px;top:50%;transform:translate(8px,-50%);white-space:nowrap;padding:10px 14px;border:1px solid rgba(48,152,168,.4);background:rgba(4,31,54,.96);box-shadow:0 12px 30px rgba(0,12,35,.24);font-size:12px;letter-spacing:.04em;opacity:0;pointer-events:none;transition:.22s ease}
.consult-orb:hover .orb-label,.consult-orb:focus-visible .orb-label{opacity:1;transform:translate(0,-50%)}
.consult-overlay{position:fixed;z-index:70;inset:0;background:rgba(1,12,30,.64);backdrop-filter:blur(4px);opacity:0;visibility:hidden;transition:opacity .3s ease,visibility .3s ease}
.consult-panel{position:fixed;z-index:71;top:0;right:0;width:min(440px,100%);height:100dvh;overflow:auto;background:#f4f8fd;color:#10294a;box-shadow:-30px 0 80px rgba(0,14,40,.32);transform:translateX(105%);visibility:hidden;transition:transform .38s cubic-bezier(.22,.8,.24,1),visibility .38s ease}
.consult-open .consult-overlay{opacity:1;visibility:visible}
.consult-open .consult-panel{transform:none;visibility:visible}
.consult-open .consult-orb{opacity:0;pointer-events:none}
.consult-head{position:relative;padding:42px 38px 34px;color:#fff;background:radial-gradient(circle at 100% 0,rgba(86,184,198,.35),transparent 38%),linear-gradient(135deg,#041b31,#083888)}
.consult-kicker{display:block;margin-bottom:13px;color:#72c3cd;font:9px Consolas,monospace;letter-spacing:.18em}
.consult-head h2{margin:0;font-size:29px;font-weight:550;letter-spacing:-.04em}
.consult-head p{margin:12px 42px 0 0;color:#c5dfe5;font-size:12px;line-height:1.75}
.consult-close{position:absolute;right:22px;top:22px;width:38px;height:38px;border:1px solid rgba(255,255,255,.2);border-radius:50%;background:rgba(255,255,255,.06);color:#fff;font-size:23px;font-weight:200;line-height:1;cursor:pointer;transition:.2s}
.consult-close:hover{background:rgba(255,255,255,.15);transform:rotate(90deg)}
.consult-benefits{display:grid;grid-template-columns:repeat(3,1fr);border-bottom:1px solid #dbe5f1;background:#fff}
.consult-benefits span{padding:15px 8px;text-align:center;border-right:1px solid #e3ebf4;color:#46617f;font-size:10px}
.consult-benefits span:last-child{border:0}
.quick-lead-form{padding:28px 38px 34px}
.quick-form-title{display:flex;justify-content:space-between;align-items:end;margin-bottom:22px}
.quick-form-title strong{font-size:16px}
.quick-form-title small{color:#187d99;font:8px Consolas,monospace;letter-spacing:.1em}
.quick-fields{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.quick-field{display:grid;gap:7px}
.quick-field.full{grid-column:1/-1}
.quick-field label{font-size:10px;color:#58708d}
.quick-field input,.quick-field select,.quick-field textarea{width:100%;padding:13px 12px;border:1px solid #cad7e6;border-radius:3px;background:#fff;color:#10294a;font-size:12px;outline:0;transition:border-color .2s,box-shadow .2s}
.quick-field textarea{min-height:74px;resize:vertical;line-height:1.6}
.quick-field input:focus,.quick-field select:focus,.quick-field textarea:focus{border-color:#3098a8;box-shadow:0 0 0 3px rgba(48,152,168,.12)}
.quick-consent{grid-column:1/-1;display:flex;align-items:flex-start;gap:8px;color:#708198;font-size:9px;line-height:1.55}
.quick-consent input{margin-top:2px;accent-color:#16859d}
.quick-submit{grid-column:1/-1;padding:16px;border:0;border-radius:3px;color:#fff;background:linear-gradient(90deg,#083888,#3098a8);box-shadow:0 12px 24px rgba(8,56,136,.2);font-weight:700;cursor:pointer;transition:.2s}
.quick-submit:hover{filter:brightness(1.06);transform:translateY(-1px)}
.consult-hotline{margin:0 38px 38px;padding:15px 17px;border:1px solid #d3e0ee;background:#fff;display:flex;align-items:center;justify-content:space-between;gap:16px}
.consult-hotline small{display:block;color:#8292a6;font-size:8px}
.consult-hotline strong{display:block;margin-top:4px;color:#083888;font-size:12px}
.consult-hotline button{padding:9px 11px;border:1px solid #b8d8dd;background:#edf7f8;color:#106f87;font-size:10px;cursor:pointer;white-space:nowrap}
.toast{position:fixed;z-index:75;right:25px;bottom:25px;padding:17px 20px;color:#dce8e1;background:#062b47;border:1px solid #3098a8;box-shadow:0 15px 45px rgba(0,0,0,.4);font-size:12px;transform:translateY(120px);opacity:0;transition:.35s}
.toast.show{transform:none;opacity:1}
.toast b{margin-right:8px;color:#68bdc8}
@keyframes consultPulse{0%{transform:scale(.88);opacity:0}35%{opacity:1}100%{transform:scale(1.28);opacity:0}}

@media(max-width:680px){
  .consult-orb{right:16px;top:auto;bottom:24px;width:60px;height:60px}
  .orb-label{display:none}
  .consult-panel{top:auto;bottom:0;width:100%;height:min(88dvh,760px);border-radius:18px 18px 0 0;transform:translateY(105%)}
  .consult-head{padding:31px 24px 25px}
  .consult-head h2{font-size:25px}
  .consult-head p{margin-right:28px}
  .consult-benefits span{font-size:9px}
  .quick-lead-form{padding:24px}
  .quick-fields{grid-template-columns:1fr}
  .quick-field.full,.quick-consent,.quick-submit{grid-column:auto}
  .consult-hotline{margin:0 24px 28px}
  .consult-close{right:17px;top:17px}
}
@media(prefers-reduced-motion:reduce){.consult-orb::before{animation:none}.consult-orb,.consult-panel,.consult-overlay{transition:none}}