:root{--brand:#5B5FEF;--brand-dark:#323A8C;--blue:#3B82F6;--gold:#E6B85C;--ink:#20233F;--text:#1F2937;--muted:#667085;--line:rgba(91,95,239,.12);--shadow:0 16px 40px rgba(32,35,63,.09);--radius:22px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#fff;color:var(--text);font-family:Inter,"PingFang SC","Microsoft YaHei",system-ui,sans-serif;line-height:1.75}a{color:var(--brand);text-decoration:none}img{max-width:100%;height:auto;display:block}button{font:inherit}
.site-header{position:sticky;top:0;z-index:9999;background:rgba(255,255,255,.92);backdrop-filter:blur(12px);box-shadow:0 8px 24px rgba(32,35,63,.08)}.header-inner{max-width:1240px;margin:auto;padding:12px 24px;display:flex;align-items:center;gap:20px}.brand img{width:132px;max-height:46px;object-fit:contain}.desktop-nav{flex:1;display:flex;justify-content:center;gap:4px;flex-wrap:wrap}.desktop-nav a{color:var(--ink);padding:9px 11px;border-radius:999px;font-size:14px}.desktop-nav a:hover,.desktop-nav a.active{background:linear-gradient(135deg,rgba(91,95,239,.10),rgba(59,130,246,.10));color:var(--brand);box-shadow:inset 0 -2px 0 var(--blue)}
.main-btn{position:relative;display:inline-flex;align-items:center;justify-content:center;white-space:nowrap;background:linear-gradient(135deg,#5B5FEF 0%,#4F6EF7 52%,#3B82F6 100%);color:#fff;padding:11px 21px;border-radius:999px;box-shadow:0 12px 26px rgba(98,91,246,.22);font-weight:700}.main-btn::after{content:"";position:absolute;inset:0;border-radius:inherit;border:1px solid rgba(255,255,255,.56);box-shadow:0 0 12px rgba(98,91,246,.20),0 0 18px rgba(245,185,66,.24);pointer-events:none}.main-btn:hover{transform:translateY(-1px);box-shadow:0 16px 36px rgba(98,91,246,.28)}.mobile-header{display:none}.site-footer{background:#14172A;color:#EEF2FF;margin-top:70px}.footer-grid{max-width:1240px;margin:auto;padding:50px 24px 34px;display:grid;grid-template-columns:1.5fr 1fr 1fr 1.4fr;gap:34px}.footer-brand img{width:140px;margin-bottom:16px}.site-footer h3{color:#fff;margin-top:0}.site-footer a{display:block;color:#D9E2FF;margin:7px 0}.site-footer p{color:#C8D0E8;margin:0}.footer-bottom{text-align:center;border-top:1px solid rgba(255,255,255,.1);padding:16px 24px;color:#B8C1D8;font-size:14px}
.container{max-width:1240px;margin:auto;padding:0 24px}.section{padding:74px 0}.section-soft{background:#F8FAFC}.section-blue{background:linear-gradient(180deg,#F8FAFC,#F3F6FF)}.section-warm{background:#FFF9EE}.section-kicker{color:var(--brand);font-weight:800;letter-spacing:.08em;font-size:13px}.section-title{color:var(--ink);font-size:clamp(28px,3vw,44px);line-height:1.2;margin:8px 0 15px}.section-lead{color:var(--muted);max-width:760px;margin:0 0 28px}.hero-section{padding:68px 0 46px;background:radial-gradient(circle at 15% 20%,rgba(91,95,239,.11) 0%,rgba(91,95,239,0) 30%),radial-gradient(circle at 88% 18%,rgba(59,130,246,.10) 0%,rgba(59,130,246,0) 28%),linear-gradient(135deg,#fff 0%,#F8FAFC 52%,#F3F6FF 100%)}.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:52px;align-items:center}.hero-copy h1{font-size:clamp(40px,5.2vw,68px);line-height:1.06;color:var(--ink);margin:12px 0 20px;letter-spacing:-.03em}.hero-copy p{font-size:17px;color:#4B5563;max-width:720px}.hero-actions{display:flex;align-items:center;gap:18px;margin-top:26px}.hero-actions .text-link{font-weight:700}.hero-visual{background:rgba(255,255,255,.8);border:1px solid var(--line);border-radius:28px;padding:26px;box-shadow:var(--shadow);position:relative}.hero-visual:before{content:"";position:absolute;width:90px;height:5px;border-radius:999px;background:linear-gradient(90deg,var(--gold),var(--blue));top:0;left:34px}.hero-visual img{width:100%;max-height:470px;object-fit:contain}.hero-service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:36px}.mini-card,.card,.zone-card,.info-card{background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:var(--radius)}.mini-card{padding:18px 20px}.mini-card strong{display:block;color:var(--ink);margin-bottom:4px}.mini-card span{color:var(--muted);font-size:14px}.pill-scroll{display:flex;gap:12px;overflow-x:auto;padding-bottom:6px}.pill{min-width:150px;flex:1;background:#fff;border:1px solid rgba(91,95,239,.14);border-radius:999px;padding:13px 16px}.pill small{display:block;color:var(--gold);font-weight:800}.pill strong{display:block;color:var(--ink)}.pill span{display:block;font-size:13px;color:var(--muted);line-height:1.45}.platform-strip{padding:28px;border-radius:24px;border:1px solid var(--line);background:linear-gradient(135deg,#fff,#F3F6FF);box-shadow:var(--shadow)}
.topic-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:center}.media-card{background:#fff;border:1px solid var(--line);border-radius:26px;padding:24px;box-shadow:var(--shadow)}.media-card img{width:100%;max-height:360px;object-fit:contain}.topic-copy h2{color:var(--ink);font-size:34px;margin:0 0 12px}.topic-copy ul{padding-left:20px;color:var(--muted)}.text-link{font-weight:700}.dashboard{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.info-card{padding:22px}.info-card .num{font-weight:900;color:var(--brand);font-size:13px}.info-card h3{color:var(--ink);margin:8px 0}.info-card p{color:var(--muted);margin:0}.zone-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.zone-card{padding:18px}.zone-card img{width:100%;height:150px;object-fit:contain;margin-bottom:14px}.zone-card h3{color:var(--ink);margin:4px 0 8px}.zone-card p{color:var(--muted);font-size:14px}.dual-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:22px}.list-panel{background:#fff;border:1px solid var(--line);border-radius:24px;padding:26px;box-shadow:var(--shadow)}.list-item{padding:16px 0;border-bottom:1px solid #E8ECF5}.list-item:last-child{border-bottom:0}.list-item small{color:#98A2B3}.list-item h3{margin:5px 0;color:var(--ink);font-size:18px}.list-item p{margin:0;color:var(--muted)}.app-banner{display:grid;grid-template-columns:.8fr 1.2fr;gap:34px;align-items:center;background:linear-gradient(135deg,#fff,#F3F6FF,#FFF9EE);border:1px solid var(--line);border-radius:28px;padding:30px;box-shadow:var(--shadow)}.app-banner img{width:100%;max-height:350px;object-fit:contain}.feature-list{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin:20px 0}.feature-list span{background:#fff;border:1px solid var(--line);border-radius:14px;padding:12px 14px;color:var(--ink)}.support-grid{display:grid;grid-template-columns:.75fr 1.25fr;gap:26px}.support-cards{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.support-card{border:1px solid var(--line);border-radius:18px;padding:18px;background:#fff}.support-card h3{color:var(--ink);font-size:17px;margin:0 0 6px}.support-card p{color:var(--muted);font-size:14px;margin:0}.faq-list{display:grid;gap:12px}.faq-item{background:#fff;border:1px solid var(--line);border-radius:18px;padding:20px}.faq-item h3{color:var(--ink);margin:0 0 6px;font-size:18px}.faq-item p{margin:0;color:var(--muted)}.compliance{border-left:4px solid var(--gold);background:#FFF9EE;padding:22px 24px;border-radius:0 18px 18px 0;color:#5C5137}.page-hero{padding:64px 0;background:linear-gradient(135deg,#fff,#F8FAFC,#F3F6FF)}.page-hero h1{font-size:clamp(36px,4.5vw,58px);color:var(--ink);margin:8px 0 14px}.page-hero p{max-width:830px;color:var(--muted);font-size:17px}.content-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:28px}.prose-card{background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:24px;padding:28px}.prose-card h2,.prose-card h3{color:var(--ink)}.side-note{background:#F8FAFC;border:1px solid var(--line);border-radius:24px;padding:24px;height:max-content}.side-note h3{color:var(--ink)}.side-note ul{padding-left:20px;color:var(--muted)}
.drawer-overlay,.mobile-drawer{display:none}
@media(max-width:980px){.desktop-header{display:none}.mobile-header{display:grid;grid-template-columns:1fr auto 1fr;padding:10px 14px}.menu-toggle{width:44px;height:44px;border:0;background:transparent;padding:8px;justify-self:start}.menu-toggle span{display:block;height:2px;background:var(--ink);margin:6px 0;border-radius:2px}.brand-center{justify-self:center}.brand-center img{width:112px}.mobile-main-btn{justify-self:end;padding:9px 13px;font-size:13px}.drawer-overlay{position:fixed;inset:0;background:rgba(10,14,30,.42);z-index:10000}.drawer-overlay.open{display:block}.mobile-drawer{display:block;position:fixed;left:0;top:0;bottom:0;width:84vw;max-width:320px;background:#fff;z-index:10001;transform:translateX(-102%);transition:.28s ease;padding:18px;box-shadow:18px 0 50px rgba(20,23,42,.18)}.mobile-drawer.open{transform:translateX(0)}.drawer-head{display:flex;justify-content:space-between;align-items:center;padding-bottom:18px;border-bottom:1px solid #E8ECF5}.drawer-close{border:0;background:#F3F6FF;color:var(--ink);width:38px;height:38px;border-radius:50%;font-size:26px}.mobile-drawer nav{display:grid;padding:16px 0}.mobile-drawer nav a{color:var(--ink);padding:12px 8px;border-bottom:1px solid #EEF1F7}.drawer-note{font-size:13px;color:var(--muted);background:#F8FAFC;padding:14px;border-radius:14px}.drawer-open{overflow:hidden}.hero-grid,.topic-grid,.app-banner,.support-grid,.content-grid{grid-template-columns:1fr}.dashboard{grid-template-columns:repeat(2,1fr)}.zone-grid{grid-template-columns:repeat(2,1fr)}.dual-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.container{padding:0 16px}.section{padding:52px 0}.hero-section{padding:46px 0 30px}.hero-copy h1{font-size:38px}.hero-service-grid{grid-template-columns:1fr}.hero-actions{flex-wrap:wrap}.dashboard,.zone-grid,.support-cards,.feature-list{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr;padding:38px 18px 24px}.section-title{font-size:30px}.topic-copy h2{font-size:28px}.pill{min-width:175px}.mobile-main-btn{padding:8px 10px}.brand-center img{width:96px}}