*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#F5F9FE;color:#243447;font-family:"Microsoft YaHei","PingFang SC",Arial,sans-serif;line-height:1.75;overflow-x:hidden}body.lock{overflow:hidden}a{color:inherit;text-decoration:none}img{display:block;max-width:100%;height:auto;object-fit:contain}button{font:inherit}.container{width:min(1200px,calc(100% - 40px));margin:auto}.site-header{position:sticky;top:0;z-index:9999;background:rgba(245,249,254,.94);backdrop-filter:blur(12px);border-bottom:1px solid rgba(47,123,255,.1)}.head-wrap{height:72px;width:min(1240px,calc(100% - 32px));margin:auto;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:24px}.logo img{height:42px;max-width:160px}.core-nav{display:flex;justify-content:center;gap:6px;white-space:nowrap}.core-nav a{padding:8px 13px;border-radius:999px;color:#16324F;font-size:14px;font-weight:700}.core-nav a.active,.core-nav a:hover{background:#E8F2FC;color:#2F7BFF}.head-actions{display:flex;gap:8px;align-items:center}.overview,.login-btn,.register-btn,.main-btn{height:40px;padding:0 17px;border-radius:999px;display:inline-flex;align-items:center;justify-content:center;font-weight:800;font-size:14px;cursor:pointer}.overview{background:#F3F8FF;border:1px solid #C5D7F0;color:#16324F}.login-btn,.main-btn{background:#2F7BFF;color:#fff;border:1px solid #2F7BFF}.register-btn{background:#fff;color:#16324F;border:1px solid #C5D7F0}.mobile-menu,.mobile-login{display:none}.mobile-menu{width:42px;height:42px;border:0;border-radius:12px;background:#E8F2FC;padding:10px}.mobile-menu i{display:block;height:2px;background:#16324F;margin:4px 0}.overlay{position:fixed;inset:0;background:rgba(16,36,58,.35);z-index:10000}.drawer{position:fixed;top:0;bottom:0;width:min(420px,88vw);background:#fff;z-index:10001;transition:.25s;display:flex;flex-direction:column;box-shadow:0 12px 42px rgba(22,50,79,.18)}.drawer.right{right:0;transform:translateX(104%)}.drawer.left{left:0;transform:translateX(-104%)}.drawer.open{transform:none}.drawer-head{display:flex;justify-content:space-between;align-items:center;padding:18px 20px;border-bottom:1px solid rgba(47,123,255,.12)}.drawer-brand{display:flex;gap:12px;align-items:center;color:#16324F}.drawer-brand img{height:36px;max-width:145px}.drawer-close{width:40px;height:40px;border:1px solid #D7E6F5;border-radius:12px;background:#F5F9FE;color:#16324F;font-size:26px}.drawer-scroll{overflow:auto;padding:16px 20px 28px}.drawer-scroll section{margin-bottom:20px}.drawer-scroll h2{font-size:13px;color:#5B6B7C;margin:0 0 9px}.drawer-links{display:grid;grid-template-columns:1fr 1fr;gap:8px}.drawer-links a{background:#F3F8FF;border-radius:12px;padding:10px 11px;color:#16324F;font-size:14px}.hero,.page-hero{padding:58px 0 40px}.hero-grid,.page-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center}.eyebrow{display:inline-flex;padding:7px 12px;background:#E8F2FC;color:#1E5FD6;border-radius:999px;font-size:13px;font-weight:800;margin-bottom:17px}.hero h1,.page-hero h1{font-size:clamp(34px,4vw,54px);line-height:1.15;color:#16324F;margin:0 0 18px}.hero p,.page-hero p{font-size:17px;color:#5B6B7C;margin:0}.hero-actions{display:flex;gap:10px;margin-top:24px}.image-card{background:#fff;border:1px solid rgba(47,123,255,.16);box-shadow:0 12px 32px rgba(22,50,79,.08);border-radius:20px;padding:18px;display:flex;align-items:center;justify-content:center;min-height:250px}.image-card img{max-height:300px;width:100%}.hero-summary{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:26px}.hero-summary a{background:#fff;border:1px solid rgba(47,123,255,.14);border-radius:14px;padding:13px}.hero-summary strong{display:block;color:#16324F;font-size:14px}.hero-summary span{font-size:12px;color:#7A8896}.section{padding:56px 0}.soft{background:#E8F2FC}.white{background:#fff}.section-head{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:24px}.section-head h2{margin:0;color:#16324F;font-size:30px}.section-head p{margin:0;color:#5B6B7C;max-width:650px}.section-link,.card-link{color:#1E5FD6;font-weight:800}.quick{display:flex;gap:14px;overflow-x:auto;padding-bottom:12px}.quick a{flex:0 0 235px;background:#fff;border:1px solid rgba(47,123,255,.16);border-radius:16px;padding:17px}.quick b{display:inline-flex;width:32px;height:32px;background:#E8F2FC;color:#1E5FD6;border-radius:10px;align-items:center;justify-content:center;margin-bottom:10px}.quick h3{margin:0 0 6px;color:#16324F}.quick p{margin:0;color:#5B6B7C;font-size:13px}.strip{display:grid;grid-template-columns:auto 1fr auto;gap:20px;align-items:center;background:#10243A;color:#D7E6F5;padding:22px 24px;border-radius:18px}.strip strong{color:#fff;font-size:20px}.strip p{margin:0}.strip a{color:#fff;font-weight:800}.cards{display:grid;gap:18px}.two{grid-template-columns:repeat(2,1fr)}.three{grid-template-columns:repeat(3,1fr)}.card,.panel{background:#fff;border:1px solid rgba(47,123,255,.16);box-shadow:0 12px 32px rgba(22,50,79,.07);border-radius:16px;padding:22px}.card h3,.panel h2,.panel h3{color:#16324F;margin-top:0}.card p,.panel p{color:#243447}.media{display:grid;grid-template-columns:.85fr 1.15fr;gap:22px;align-items:center}.media img{max-height:250px}.topic-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.topic{background:#fff;border:1px solid rgba(47,123,255,.16);border-radius:16px;padding:14px;box-shadow:0 12px 32px rgba(22,50,79,.06);display:flex;flex-direction:column;min-height:292px}.topic .pic{height:145px;background:#F3F8FF;border-radius:12px;padding:8px;display:flex;align-items:center}.topic .pic img{max-height:130px;width:100%}.topic h3{margin:12px 0 5px;color:#16324F}.topic p{font-size:13px;color:#5B6B7C;margin:0}.topic a{margin-top:auto;padding-top:10px;color:#1E5FD6;font-weight:800}.wide{display:grid;grid-template-columns:1fr .82fr;gap:28px;align-items:center;background:#fff;border:1px solid rgba(47,123,255,.16);border-radius:20px;padding:25px;box-shadow:0 12px 32px rgba(22,50,79,.07)}.wide img{max-height:260px;margin:auto}.wide h2{color:#16324F;font-size:30px;margin:0 0 10px}.quotes{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.quote{margin:0;background:#fff;border:1px solid rgba(47,123,255,.15);border-radius:15px;padding:18px}.quote p{margin:0}.quote footer{margin-top:10px;color:#7A8896;font-size:13px}.faq-list{display:grid;gap:12px}.faq{background:#fff;border:1px solid rgba(47,123,255,.14);border-radius:14px;padding:17px 19px}.faq h3{margin:0 0 6px;color:#16324F;font-size:17px}.faq p{margin:0;color:#5B6B7C}.compliance{background:#F3F8FF}.content-layout{display:grid;grid-template-columns:1fr 300px;gap:24px;align-items:start}.main-col{display:grid;gap:18px}.side-col{position:sticky;top:94px;display:grid;gap:16px}.side-card{background:#fff;border:1px solid rgba(47,123,255,.16);border-radius:16px;padding:18px}.side-card h2{font-size:18px;color:#16324F;margin:0 0 9px}.side-card a{display:block;padding:8px 0;border-bottom:1px solid #EEF4FA;color:#1E5FD6;font-weight:700}.steps{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.step{background:#F3F8FF;border:1px solid rgba(47,123,255,.11);border-radius:13px;padding:15px}.step strong{display:block;color:#16324F;margin-bottom:5px}.site-footer{background:#10243A;color:#D7E6F5;padding:46px 0 98px}.footer-grid{display:grid;grid-template-columns:1.6fr repeat(3,1fr);gap:34px}.footer-brand img{height:42px;max-width:160px;margin-bottom:14px}.site-footer h2{font-size:15px;color:#fff;margin:0 0 10px}.site-footer a{display:block;padding:5px 0;font-size:14px}.foot-note{border-top:1px solid rgba(215,230,245,.14);margin-top:25px;padding-top:18px;font-size:13px;color:#BFD2E5}.foot-note p{margin:5px 0}.mobile-bottom{display:none}@media(max-width:1020px){.topic-grid{grid-template-columns:repeat(3,1fr)}.footer-grid{grid-template-columns:1.4fr 1fr 1fr}.content-layout{grid-template-columns:1fr 260px}}@media(max-width:820px){.head-wrap{grid-template-columns:46px 1fr auto;height:68px}.mobile-menu,.mobile-login{display:inline-flex}.mobile-menu{display:block}.logo{justify-self:center}.logo img{height:36px}.core-nav,.head-actions{display:none}.hero-grid,.page-grid,.wide{grid-template-columns:1fr}.hero-summary{grid-template-columns:1fr 1fr}.topic-grid{grid-template-columns:repeat(2,1fr)}.two,.three{grid-template-columns:1fr}.media{grid-template-columns:1fr}.quotes{grid-template-columns:1fr 1fr}.content-layout{grid-template-columns:1fr}.side-col{position:static;grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1.3fr 1fr}.mobile-bottom{display:grid;position:fixed;z-index:9998;left:0;right:0;bottom:0;height:66px;background:rgba(255,255,255,.97);border-top:1px solid rgba(47,123,255,.14);grid-template-columns:repeat(4,1fr)}.mobile-bottom a{display:flex;flex-direction:column;align-items:center;justify-content:center;color:#5B6B7C;font-size:11px}.mobile-bottom b{width:26px;height:26px;border-radius:9px;background:#F3F8FF;color:#1E5FD6;display:flex;align-items:center;justify-content:center}.mobile-bottom a.active{color:#1E5FD6;font-weight:800}}@media(max-width:560px){.container{width:calc(100% - 28px)}.head-wrap{width:calc(100% - 20px)}.hero,.page-hero{padding:36px 0 28px}.hero h1,.page-hero h1{font-size:32px}.hero p,.page-hero p{font-size:15px}.section{padding:43px 0}.section-head{align-items:flex-start;flex-direction:column}.section-head h2{font-size:26px}.strip{grid-template-columns:1fr;gap:8px}.topic-grid{gap:11px}.topic{min-height:260px;padding:11px}.topic .pic{height:115px}.topic .pic img{max-height:105px}.topic h3{font-size:16px}.quotes{grid-template-columns:1fr}.side-col{grid-template-columns:1fr}.steps{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}}