:root{
  --primary: rgb(89, 126, 247);
  --primary-hex:#597EF7;
  --primary-a:#7580EE;
  --primary-b:#7AC4F5;
  --soft:#ECF0FF;
  --soft-2:#F6F8FF;
  --soft-3:#EAF7FF;
  --text-blue:#1D2B5F;
  --text:#222222;
  --muted:#5B647A;
  --white:#FFFFFF;
  --footer:#1F1F1F;
  --footer-2:#2B2B2B;
  --line:rgba(89,126,247,0.16);
  --shadow:0 16px 40px rgba(89,126,247,0.10);
  --radius:24px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"Microsoft YaHei","PingFang SC","Noto Sans CJK SC",Arial,sans-serif;background:#F6F8FF;color:var(--text);line-height:1.75;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%;height:auto}
.container{width:min(1200px,calc(100% - 32px));margin:0 auto}
.site-header{position:sticky;top:0;z-index:9999;background:linear-gradient(135deg,#F7F9FF 0%,#ECF0FF 52%,#EAF7FF 100%);backdrop-filter:blur(12px);box-shadow:0 8px 24px rgba(89,126,247,0.10)}
.desktop-topbar{height:78px;display:flex;align-items:center;gap:26px}
.brand img,.footer-logo img,.drawer-logo img,.mobile-logo img{width:auto;object-fit:contain}
.brand img{height:46px}.mobile-logo img{height:42px}.drawer-logo img{height:44px}.footer-logo img{height:48px}
.desktop-nav{flex:1;display:flex;align-items:center;justify-content:center;gap:6px;white-space:nowrap}
.desktop-nav a{font-size:15px;color:#1D2B5F;font-weight:700;padding:10px 12px;border-radius:999px;transition:.2s ease}
.desktop-nav a:hover,.desktop-nav a.active{color:rgb(89,126,247);background:rgba(255,255,255,.72);box-shadow:inset 0 0 0 1px rgba(89,126,247,.12)}
.main-btn{position:relative;overflow:hidden;isolation:isolate;display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:10px 22px;background:linear-gradient(135deg,#7580EE 0%,#597EF7 48%,#7AC4F5 100%);color:#fff;border-radius:999px;font-weight:800;letter-spacing:.02em;box-shadow:0 10px 24px rgba(89,126,247,.28);border:0;white-space:nowrap;transition:transform .2s ease,box-shadow .2s ease}
.main-btn::before{content:"";position:absolute;inset:-2px;border-radius:inherit;background:linear-gradient(120deg,transparent 0%,rgba(255,255,255,.85) 35%,transparent 70%);transform:translateX(-120%);animation:btnShine 2.4s infinite;z-index:-1}
.main-btn::after{content:"";position:absolute;inset:-1px;border-radius:inherit;border:1px solid rgba(255,255,255,.65);box-shadow:0 0 8px rgba(122,196,245,.55),0 0 18px rgba(89,126,247,.35);pointer-events:none}
.main-btn:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(89,126,247,.34)}
@keyframes btnShine{0%{transform:translateX(-120%)}55%{transform:translateX(120%)}100%{transform:translateX(120%)}}
.header-btn{font-size:14px;padding:9px 18px;min-height:40px}.footer-btn{margin-top:12px}
.mobile-topbar{display:none;height:66px;width:100%;padding:0 14px;grid-template-columns:72px 1fr auto;align-items:center;gap:10px}
.menu-toggle{width:44px;height:44px;border:1px solid rgba(89,126,247,.18);background:rgba(255,255,255,.72);border-radius:14px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;box-shadow:0 10px 22px rgba(89,126,247,.10)}
.menu-toggle span{display:block;width:20px;height:2px;background:#1D2B5F;border-radius:999px}.mobile-logo{justify-self:center}.drawer-open{overflow:hidden}.drawer-mask{position:fixed;inset:0;background:rgba(15,23,42,.45);opacity:0;visibility:hidden;transition:.25s ease;z-index:10000}.drawer-mask.show{opacity:1;visibility:visible}.mobile-drawer{position:fixed;top:0;left:0;width:84vw;max-width:320px;height:100vh;background:linear-gradient(135deg,#FFFFFF 0%,#ECF0FF 55%,#EAF7FF 100%);transform:translateX(-105%);transition:transform .28s ease;z-index:10001;box-shadow:24px 0 44px rgba(16,24,39,.20);padding:18px;overflow-y:auto}.mobile-drawer.open{transform:translateX(0)}.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}.drawer-close{width:40px;height:40px;border:1px solid rgba(89,126,247,.16);border-radius:14px;background:#fff;color:#1D2B5F;font-size:28px;line-height:1}.drawer-nav{display:grid;gap:10px}.drawer-nav a{padding:13px 14px;border-radius:16px;background:rgba(255,255,255,.76);border:1px solid rgba(89,126,247,.13);color:#1D2B5F;font-weight:800}.drawer-nav a.active{color:rgb(89,126,247);box-shadow:inset 0 0 0 1px rgba(89,126,247,.22)}.drawer-note{margin-top:18px;padding:14px;border-radius:18px;background:rgba(255,255,255,.76);border:1px solid rgba(89,126,247,.16);color:#5B647A;font-size:13px}
.page-main{padding:22px 0 64px}.banner-slider{max-width:1200px;height:400px;margin:28px auto 42px;border-radius:18px;background:#101827;box-shadow:0 24px 55px rgba(16,24,39,.22);overflow:hidden;position:relative}.banner-track,.banner-slide{position:absolute;inset:0}.banner-slide{opacity:0;transition:opacity .6s ease;display:grid;place-items:center;background:radial-gradient(circle at 18% 12%,rgba(89,126,247,.32),transparent 34%),#101827}.banner-slide.active{opacity:1;z-index:1}.banner-slide img{width:100%;height:100%;object-fit:contain}.slider-arrow{position:absolute;top:50%;transform:translateY(-50%);z-index:3;width:46px;height:46px;border-radius:50%;border:1px solid rgba(255,255,255,.18);background:rgba(15,23,42,.45);color:#fff;font-size:28px;display:grid;place-items:center;cursor:pointer;transition:.2s ease}.slider-arrow:hover{background:rgba(15,23,42,.70)}.slider-prev{left:18px}.slider-next{right:18px}.slider-dots{position:absolute;z-index:4;bottom:16px;left:50%;transform:translateX(-50%);display:flex;gap:8px}.slider-dot{width:9px;height:9px;border-radius:999px;border:0;background:rgba(255,255,255,.35);cursor:pointer;transition:.2s ease}.slider-dot.active{width:30px;background:linear-gradient(135deg,#7580EE 0%,#597EF7 48%,#7AC4F5 100%)}
.section{margin:52px 0}.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:22px}.section-kicker,.eyebrow{display:inline-flex;align-items:center;gap:8px;color:rgb(89,126,247);font-weight:900;letter-spacing:.08em;font-size:13px}.section-title,h1{margin:0;color:#1D2B5F;line-height:1.2}.section-title{font-size:32px}.section-desc{margin:8px 0 0;color:#5B647A;max-width:760px}.text-link{color:rgb(89,126,247);font-weight:900;display:inline-flex;align-items:center;gap:6px}.text-link::after{content:"›";font-size:20px;line-height:1}.capsule-row{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.capsule{padding:17px;border-radius:20px;background:rgba(255,255,255,.82);border:1px solid rgba(89,126,247,.16);box-shadow:0 16px 40px rgba(89,126,247,.08);transition:.2s ease}.capsule:hover{transform:translateY(-3px);border-color:rgba(89,126,247,.45)}.capsule b{display:block;color:rgb(89,126,247);font-size:13px}.capsule strong{display:block;color:#1D2B5F;font-size:18px;margin:4px 0}.capsule span{display:block;color:#5B647A;font-size:14px}.intro-strip{padding:24px 28px;border-radius:24px;background:linear-gradient(135deg,#FFFFFF 0%,#ECF0FF 56%,#EAF7FF 100%);border:1px solid rgba(89,126,247,.16);box-shadow:0 18px 44px rgba(89,126,247,.10);color:#1D2B5F;font-size:17px}.board-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.info-card,.card,.zone-card,.support-card,.faq-card,.feature-card{background:rgba(255,255,255,.86);border:1px solid rgba(89,126,247,.16);box-shadow:0 16px 40px rgba(89,126,247,.10)}.info-card{padding:22px;border-radius:24px}.num{display:inline-flex;color:rgb(89,126,247);font-weight:900;margin-bottom:8px}.info-card h3,.zone-card h3,.feature-card h3,.support-card h3,.faq-card h3{color:#1D2B5F;margin:0 0 8px}.info-card p,.zone-card p,.feature-card p,.support-card p,.faq-card p{color:#5B647A;margin:0}.split-list{display:grid;gap:28px}.split-card{display:grid;grid-template-columns:1fr 1fr;gap:30px;align-items:center;padding:28px;border-radius:28px;background:rgba(255,255,255,.72);border:1px solid rgba(89,126,247,.16);box-shadow:0 18px 46px rgba(89,126,247,.10)}.split-card.reverse .split-media{order:2}.split-card.reverse .split-copy{order:1}.split-media{border-radius:24px;background:linear-gradient(135deg,#ECF0FF 0%,#EAF7FF 100%);padding:16px;min-height:260px;display:grid;place-items:center}.content-img,.zone-card img,.app-section img,.banner-slider img{max-width:100%;height:auto}.split-media img{width:100%;max-height:320px;object-fit:contain}.split-copy h2{font-size:28px;color:#1D2B5F;margin:6px 0 12px}.split-copy p{color:#5B647A;margin:0 0 12px}.point-list{display:grid;gap:8px;margin:14px 0 14px;padding:0;list-style:none}.point-list li{position:relative;padding-left:22px;color:#1D2B5F;font-weight:700}.point-list li::before{content:"";position:absolute;left:0;top:.72em;width:8px;height:8px;border-radius:50%;background:rgb(89,126,247);box-shadow:0 0 0 4px rgba(89,126,247,.12)}.zone-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.zone-card{border-radius:24px;overflow:hidden}.zone-card.wide{grid-column:span 2}.zone-media{height:178px;background:linear-gradient(135deg,#ECF0FF,#EAF7FF);display:grid;place-items:center;padding:14px}.zone-media img{width:100%;height:100%;object-fit:contain}.zone-body{padding:20px}.tag{display:inline-flex;padding:5px 10px;border-radius:999px;background:rgba(89,126,247,.10);color:rgb(89,126,247);font-weight:900;font-size:12px;margin-bottom:8px}.zone-card.text-only{padding:22px;display:flex;flex-direction:column;justify-content:center;min-height:260px}.app-section{display:grid;grid-template-columns:.8fr 1.2fr;gap:30px;align-items:center;padding:30px;border-radius:30px;background:linear-gradient(135deg,#F7F9FF 0%,#ECF0FF 55%,#EAF7FF 100%);border:1px solid rgba(89,126,247,.16);box-shadow:0 22px 54px rgba(89,126,247,.12)}.app-visual{display:grid;place-items:center}.app-visual img{max-height:360px;object-fit:contain}.feature-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin:18px 0}.feature-mini{padding:13px 14px;border-radius:16px;background:rgba(255,255,255,.75);border:1px solid rgba(89,126,247,.15);color:#1D2B5F;font-weight:800}.security-wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:24px;align-items:start}.security-copy{padding:26px;border-radius:26px;background:linear-gradient(135deg,#FFFFFF 0%,#ECF0FF 100%);border:1px solid rgba(89,126,247,.16);box-shadow:0 16px 40px rgba(89,126,247,.10)}.security-copy h2{color:#1D2B5F;margin:0 0 12px}.security-copy p{color:#5B647A;margin:0}.support-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.support-card{padding:18px;border-radius:20px}.faq-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.faq-card{padding:22px;border-radius:22px}.compliance-box{padding:20px 24px;border-radius:24px;background:rgba(236,240,255,.82);border:1px solid rgba(89,126,247,.18);color:#1D2B5F}.sub-hero{display:grid;grid-template-columns:1.05fr .95fr;gap:30px;align-items:center;margin:28px auto 40px;padding:34px;border-radius:32px;background:linear-gradient(135deg,#FFFFFF 0%,#ECF0FF 54%,#EAF7FF 100%);border:1px solid rgba(89,126,247,.16);box-shadow:0 22px 54px rgba(89,126,247,.12)}.sub-hero.no-image{grid-template-columns:1fr}.sub-hero h1{font-size:42px;margin:8px 0 14px}.sub-hero p{color:#5B647A;margin:0 0 12px}.sub-visual{border-radius:26px;background:rgba(255,255,255,.62);border:1px solid rgba(89,126,247,.12);min-height:300px;display:grid;place-items:center;padding:18px}.sub-visual img{width:100%;max-height:360px;object-fit:contain}.content-grid{display:grid;grid-template-columns:1.5fr .8fr;gap:24px}.article-card{padding:28px;border-radius:28px;background:rgba(255,255,255,.86);border:1px solid rgba(89,126,247,.16);box-shadow:0 16px 40px rgba(89,126,247,.10)}.article-card h2{color:#1D2B5F;margin:0 0 12px}.article-card p{color:#4E5870;margin:0 0 15px}.side-panel{display:grid;gap:16px;align-content:start}.side-box{padding:22px;border-radius:24px;background:rgba(255,255,255,.82);border:1px solid rgba(89,126,247,.16);box-shadow:0 14px 34px rgba(89,126,247,.08)}.side-box h2{font-size:20px;color:#1D2B5F;margin:0 0 10px}.side-box p,.side-box li{color:#5B647A}.side-box ul{margin:0;padding-left:20px}.steps-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.step-card{padding:22px;border-radius:24px;background:rgba(255,255,255,.86);border:1px solid rgba(89,126,247,.16);box-shadow:0 16px 40px rgba(89,126,247,.10)}.step-card h3{color:#1D2B5F;margin:6px 0 8px}.step-card p{color:#5B647A;margin:0}.qa-list{display:grid;gap:14px}.qa-item{padding:22px;border-radius:22px;background:rgba(255,255,255,.86);border:1px solid rgba(89,126,247,.16);box-shadow:0 14px 34px rgba(89,126,247,.08)}.qa-item h2{font-size:20px;color:#1D2B5F;margin:0 0 8px}.qa-item p{color:#5B647A;margin:0}.site-footer{background:linear-gradient(135deg,#1F1F1F 0%,#2B2B2B 100%);color:#fff;padding:46px 0 18px}.footer-grid{display:grid;grid-template-columns:1.3fr repeat(3,1fr);gap:28px}.footer-brand p{color:rgba(255,255,255,.72);margin:14px 0 0}.footer-links h2{font-size:17px;margin:0 0 12px;color:#fff}.footer-links a{display:block;color:rgba(255,255,255,.70);margin:8px 0}.footer-links a:hover{color:#fff}.footer-bottom{border-top:1px solid rgba(255,255,255,.10);margin-top:30px;padding-top:16px;color:rgba(255,255,255,.64);font-size:14px}.footer-bottom p{margin:0}
@media (max-width:1080px){.desktop-nav a{font-size:14px;padding:9px 8px}.banner-slider{height:330px}.capsule-row{grid-template-columns:repeat(2,1fr)}.board-grid{grid-template-columns:repeat(2,1fr)}.zone-grid{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:1fr 1fr}.content-grid{grid-template-columns:1fr}.steps-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:860px){.desktop-topbar{display:none}.mobile-topbar{display:grid}.page-main{padding-top:14px}.banner-slider{height:230px;margin:18px auto 30px;border-radius:16px}.slider-arrow{width:36px;height:36px;font-size:22px}.slider-prev{left:10px}.slider-next{right:10px}.capsule-row{display:flex;overflow-x:auto;padding-bottom:8px;scroll-snap-type:x mandatory}.capsule{min-width:218px;scroll-snap-align:start}.section{margin:38px 0}.section-head{display:block}.section-title{font-size:26px}.intro-strip{font-size:15px;padding:20px}.split-card,.split-card.reverse,.app-section,.security-wrap,.sub-hero{grid-template-columns:1fr}.split-card.reverse .split-media,.split-card.reverse .split-copy{order:initial}.split-media{min-height:200px}.zone-card.wide{grid-column:span 1}.zone-grid,.faq-grid,.support-grid,.feature-grid{grid-template-columns:1fr}.sub-hero{padding:24px;margin-top:20px}.sub-hero h1{font-size:32px}.sub-visual{min-height:220px}.footer-grid{grid-template-columns:1fr}.header-btn{font-size:13px;padding:8px 13px;min-height:38px}.board-grid{gap:12px}.info-card{padding:18px}.steps-grid{grid-template-columns:1fr}}
@media (max-width:520px){.container{width:min(100% - 24px,1200px)}.mobile-topbar{grid-template-columns:54px 1fr auto;padding:0 10px}.mobile-logo img{height:36px}.header-btn{padding:8px 11px}.banner-slider{height:196px}.board-grid{grid-template-columns:1fr}.split-card,.app-section,.security-copy,.article-card{padding:20px;border-radius:22px}.zone-media{height:150px}.sub-hero h1{font-size:28px}.footer-logo img{height:42px}}