:root{
  --bg:#f7f9ff;
  --card:#ffffff;
  --text:#0e1726;
  --muted:#5b6680;
  --line:#e6ebf5;
  --blue:#2563eb;
  --purple:#7c3aed;
  --cyan:#06b6d4;
  --green:#16a34a;
  --orange:#f59e0b;
  --shadow:0 22px 60px rgba(25,38,86,.10);
  --radius:24px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
  color:var(--text);
  background:linear-gradient(180deg,#f8fbff 0%,#eef4ff 55%,#ffffff 100%);
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{width:min(1180px,calc(100% - 40px));margin:0 auto}
.site-header{
  position:sticky;top:0;z-index:40;
  backdrop-filter:saturate(160%) blur(18px);
  background:rgba(255,255,255,.88);
  border-bottom:1px solid rgba(230,235,245,.85);
}
.nav{height:72px;display:flex;align-items:center;justify-content:space-between;gap:22px}
.logo{display:flex;align-items:center;gap:12px;min-width:210px}
.logo-mark{width:42px;height:42px;border-radius:14px;background:linear-gradient(135deg,var(--blue),var(--purple));display:grid;place-items:center;box-shadow:0 12px 28px rgba(80,70,230,.25);color:#fff;font-weight:900}
.logo-text strong{display:block;font-size:20px;letter-spacing:.5px}.logo-text span{display:block;font-size:12px;color:var(--muted);margin-top:2px}
.nav-links{display:flex;align-items:center;gap:24px;font-weight:650;font-size:15px;white-space:nowrap}
.nav-links a{color:#1f2937;position:relative;padding:8px 0}.nav-links a.active,.nav-links a:hover{color:var(--blue)}
.nav-links a.active:after{content:"";position:absolute;left:0;right:0;bottom:-18px;height:3px;border-radius:99px;background:linear-gradient(90deg,var(--blue),var(--purple))}
.cta{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:14px;padding:14px 22px;background:linear-gradient(135deg,var(--blue),var(--purple));color:#fff;font-weight:800;box-shadow:0 14px 30px rgba(49,79,236,.22);cursor:pointer}
.cta.ghost{background:#fff;color:var(--blue);border:1px solid #cfd8ff;box-shadow:0 10px 24px rgba(20,38,90,.08)}
.menu-btn{display:none;background:#fff;border:1px solid var(--line);border-radius:12px;padding:10px;color:var(--text)}
.hero{position:relative;overflow:hidden;padding:74px 0 54px}.hero:before{content:"";position:absolute;inset:-220px -160px auto auto;width:680px;height:680px;border-radius:50%;background:radial-gradient(circle,rgba(99,102,241,.22),rgba(6,182,212,.08) 45%,transparent 70%);pointer-events:none}.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:42px;align-items:center}.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:9px 14px;border:1px solid #c7d2fe;border-radius:999px;color:#3344d7;background:rgba(255,255,255,.72);font-weight:800;font-size:14px}.hero h1{font-size:clamp(42px,5vw,72px);line-height:1.08;letter-spacing:-2.5px;margin:24px 0 20px}.gradient{background:linear-gradient(90deg,var(--blue),var(--purple));-webkit-background-clip:text;background-clip:text;color:transparent}.lead{font-size:18px;line-height:1.9;color:#3f4a63;margin:0 0 28px;max-width:710px}.actions{display:flex;gap:16px;flex-wrap:wrap}.trust{display:flex;gap:22px;flex-wrap:wrap;margin-top:26px;color:#4b5568;font-weight:650}.trust span{display:flex;align-items:center;gap:7px}.check{color:var(--blue);font-weight:900}.visual{position:relative;min-height:450px;border-radius:34px;background:linear-gradient(135deg,rgba(255,255,255,.80),rgba(238,244,255,.65));border:1px solid rgba(215,224,245,.9);box-shadow:var(--shadow);overflow:hidden;display:grid;place-items:center}.grid-bg{position:absolute;inset:0;background-image:linear-gradient(rgba(37,99,235,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(37,99,235,.08) 1px,transparent 1px);background-size:36px 36px;mask-image:radial-gradient(circle at center,black 0%,transparent 72%)}.ai-core{position:relative;width:190px;height:190px;border-radius:36px;background:linear-gradient(135deg,#3b82f6,#7c3aed);box-shadow:0 35px 80px rgba(37,99,235,.38),inset 0 0 40px rgba(255,255,255,.25);display:grid;place-items:center;color:#fff;font-size:72px;font-weight:950}.orbit{position:absolute;border:1px solid rgba(89,98,255,.32);border-radius:50%;width:420px;height:180px;transform:rotate(-13deg)}.float-card{position:absolute;width:205px;background:rgba(255,255,255,.86);border:1px solid rgba(220,227,242,.95);border-radius:18px;padding:15px 16px;box-shadow:0 20px 45px rgba(35,52,110,.13)}.float-card strong{display:block;font-size:15px;margin-bottom:4px}.float-card span{font-size:12px;color:var(--muted);line-height:1.5}.fc1{left:28px;top:54px}.fc2{right:24px;top:84px}.fc3{left:38px;bottom:72px}.fc4{right:30px;bottom:76px}.section{padding:76px 0}.section-title{max-width:780px;margin:0 auto 34px;text-align:center}.section-title h2{font-size:38px;line-height:1.2;margin:0 0 12px;letter-spacing:-1px}.section-title p{margin:0;color:var(--muted);font-size:17px;line-height:1.8}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.card{background:rgba(255,255,255,.9);border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:0 12px 36px rgba(38,55,105,.07);transition:.25s ease}.card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}.icon{width:50px;height:50px;border-radius:16px;display:grid;place-items:center;background:linear-gradient(135deg,rgba(37,99,235,.12),rgba(124,58,237,.12));font-size:24px;margin-bottom:18px}.card h3{font-size:21px;margin:0 0 10px}.card p{color:var(--muted);line-height:1.75;margin:0 0 18px}.link{color:var(--blue);font-weight:850}.process{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.step{position:relative;background:#fff;border:1px solid var(--line);border-radius:24px;padding:26px}.step b{display:inline-flex;width:38px;height:38px;border-radius:13px;background:#eef2ff;color:var(--blue);align-items:center;justify-content:center;margin-bottom:15px}.step h3{margin:0 0 10px}.step p{color:var(--muted);line-height:1.7;margin:0}.split{display:grid;grid-template-columns:.92fr 1.08fr;gap:34px;align-items:center}.panel{background:#fff;border:1px solid var(--line);border-radius:30px;padding:34px;box-shadow:var(--shadow)}.list{display:grid;gap:14px;margin:22px 0 0}.list li{list-style:none;display:flex;gap:10px;align-items:flex-start;color:#3f4a63;line-height:1.7}.tag-cloud{display:flex;gap:12px;flex-wrap:wrap}.tag-cloud span{padding:11px 15px;border-radius:999px;background:#fff;border:1px solid var(--line);color:#35405a;font-weight:700}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.stat{background:#fff;border:1px solid var(--line);border-radius:22px;padding:22px;text-align:center}.stat strong{font-size:34px;color:var(--blue);display:block}.stat span{color:var(--muted)}.cta-band{background:linear-gradient(135deg,#1d4ed8,#7c3aed);border-radius:34px;padding:44px;color:#fff;display:flex;align-items:center;justify-content:space-between;gap:24px;box-shadow:0 28px 80px rgba(37,99,235,.25)}.cta-band h2{margin:0 0 8px;font-size:34px}.cta-band p{margin:0;color:rgba(255,255,255,.82);line-height:1.7}.cta-band .cta{background:#fff;color:var(--blue);box-shadow:none}.footer{padding:46px 0;background:#0b1220;color:#dbe4ff}.footer-grid{display:grid;grid-template-columns:1.3fr .7fr .9fr;gap:26px}.footer h3,.footer h4{color:#fff;margin:0 0 14px}.footer p,.footer a{color:#aeb9d6;line-height:1.8}.footer small{display:block;margin-top:26px;color:#8190b5}.sub-hero{padding:64px 0 34px;background:radial-gradient(circle at 80% 10%,rgba(124,58,237,.15),transparent 35%),linear-gradient(180deg,#f8fbff,#fff)}.sub-hero h1{font-size:52px;line-height:1.14;margin:18px 0 16px}.breadcrumb{color:var(--muted);font-weight:700}.feature-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}.feature{background:#fff;border:1px solid var(--line);border-radius:24px;padding:26px}.feature h3{margin:0 0 10px}.feature p{color:var(--muted);line-height:1.75;margin:0}.faq{display:grid;gap:14px;max-width:900px;margin:0 auto}.faq-item{background:#fff;border:1px solid var(--line);border-radius:20px;padding:20px 24px}.faq-item h3{margin:0 0 8px}.faq-item p{margin:0;color:var(--muted);line-height:1.8}.compliance{font-size:13px;color:#7d88a6;line-height:1.7;margin-top:18px}.contact-box{display:grid;grid-template-columns:1fr 1fr;gap:20px}.contact-card{background:#fff;border:1px solid var(--line);border-radius:22px;padding:24px}.contact-card p{color:var(--muted);line-height:1.8}.mobile-panel{display:none}
@media (max-width: 980px){.nav-links{display:none}.menu-btn{display:block}.mobile-panel.open{display:grid}.mobile-panel{position:absolute;top:72px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);padding:12px 20px;gap:8px}.mobile-panel a{padding:14px 0;border-bottom:1px solid var(--line);font-weight:750}.hero-grid,.split,.contact-box{grid-template-columns:1fr}.cards{grid-template-columns:repeat(2,1fr)}.process,.stats{grid-template-columns:repeat(2,1fr)}.visual{min-height:390px}.footer-grid{grid-template-columns:1fr}}
@media (max-width: 640px){.container{width:min(100% - 28px,1180px)}.hero{padding:46px 0}.hero h1{font-size:42px}.lead{font-size:16px}.cards,.feature-grid,.process,.stats{grid-template-columns:1fr}.float-card{display:none}.ai-core{width:150px;height:150px;font-size:56px}.orbit{width:310px;height:140px}.visual{min-height:300px}.section-title h2,.cta-band h2{font-size:28px}.sub-hero h1{font-size:38px}.cta-band{display:block}.cta-band .cta{margin-top:22px}.logo{min-width:auto}.logo-text span{display:none}}

.footer .icp-link{color:#aeb9d6;text-decoration:none}
.footer .icp-link:hover{color:#fff;text-decoration:underline}