:root{
  --brand: rgb(89, 126, 247);
  --brand-hex:#597EF7;
  --deep:#1D2B5F;
  --text:#222222;
  --muted:#5B647A;
  --soft:#ECF0FF;
  --page:#F6F8FF;
  --sky:#EAF7FF;
  --white:#FFFFFF;
  --line:rgba(89,126,247,.16);
  --shadow:0 16px 40px rgba(89,126,247,.10);
  --header-bg:linear-gradient(135deg,#F7F9FF 0%,#ECF0FF 52%,#EAF7FF 100%);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"Microsoft YaHei","PingFang SC","Helvetica Neue",Arial,sans-serif;background:#F6F8FF;color:var(--text);line-height:1.72;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
.shell{width:min(1180px,calc(100% - 40px));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,.10)}
.desktop-nav{height:78px;display:grid;grid-template-columns:174px 1fr auto;align-items:center;gap:24px}
.brand img,.mobile-brand img,.drawer-logo img,.footer-brand img{object-fit:contain;height:auto}
.brand img{width:154px}.mobile-brand img{width:136px}.drawer-logo img{width:140px}.footer-brand img{width:150px;margin-bottom:18px}
.nav-links{display:flex;align-items:center;justify-content:center;gap:6px;white-space:nowrap}
.nav-links a{padding:9px 13px;border-radius:999px;color:#1D2B5F;font-weight:700;font-size:15px;transition:.25s ease}
.nav-links a:hover,.nav-links 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;gap:6px;background:linear-gradient(135deg,#7580EE 0%,#597EF7 48%,#7AC4F5 100%);color:#fff;border-radius:999px;box-shadow:0 10px 24px rgba(89,126,247,.28);font-weight:800;letter-spacing:.02em;border:0;min-height:44px;padding:0 22px;transition:.25s ease;white-space:nowrap}
.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 32px rgba(89,126,247,.34)}
@keyframes btnShine{0%{transform:translateX(-120%)}55%{transform:translateX(120%)}100%{transform:translateX(120%)}}
.mobile-nav{display:none;height:66px;align-items:center;justify-content:space-between;padding:0 14px;background:linear-gradient(135deg,#F7F9FF 0%,#ECF0FF 52%,#EAF7FF 100%)}
.menu-toggle{width:42px;height:42px;border:1px solid rgba(89,126,247,.18);border-radius:14px;background:rgba(255,255,255,.72);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;padding:0}
.menu-toggle span{width:20px;height:2px;background:#1D2B5F;border-radius:4px}.mobile-register{min-height:38px;padding:0 13px;font-size:13px}.header-btn{font-size:15px}
.mobile-drawer{position:fixed;top:0;left:0;z-index:10001;width:84vw;max-width:320px;height:100vh;background:linear-gradient(135deg,#FFFFFF 0%,#F7F9FF 46%,#ECF0FF 100%);transform:translateX(-104%);transition:transform .28s ease;box-shadow:24px 0 40px rgba(29,43,95,.18);padding:18px;overflow-y:auto}.mobile-drawer.open{transform:translateX(0)}
.drawer-mask{position:fixed;inset:0;z-index:10000;background:rgba(0,0,0,.42);opacity:0;pointer-events:none;transition:.28s ease}.drawer-mask.show{opacity:1;pointer-events:auto}body.drawer-open{overflow:hidden}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}.drawer-close{width:38px;height:38px;border:0;border-radius:50%;background:rgba(89,126,247,.12);color:#1D2B5F;font-size:26px;line-height:1}.drawer-links{display:grid;gap:10px}.drawer-links a{padding:13px 14px;border-radius:16px;background:rgba(255,255,255,.72);border:1px solid rgba(89,126,247,.12);font-weight:700;color:#1D2B5F}.drawer-links a.active{color:rgb(89,126,247);box-shadow:inset 0 0 0 1px rgba(89,126,247,.20)}
.hero-section{background:radial-gradient(circle at 18% 20%,rgba(255,255,255,.95) 0%,rgba(255,255,255,0) 32%),linear-gradient(135deg,#F7F9FF 0%,#ECF0FF 52%,#EAF7FF 100%);padding:72px 0 54px;position:relative;overflow:hidden}.hero-grid{display:grid;grid-template-columns:1.04fr .96fr;gap:38px;align-items:center}.eyebrow{display:inline-flex;align-items:center;gap:10px;color:rgb(89,126,247);background:rgba(255,255,255,.76);border:1px solid rgba(89,126,247,.16);border-radius:999px;padding:8px 14px;font-size:14px;font-weight:800;box-shadow:0 12px 30px rgba(89,126,247,.08)}
h1{margin:18px 0 18px;color:#1D2B5F;font-size:clamp(34px,5vw,60px);line-height:1.08;letter-spacing:-.03em}.hero-text p{font-size:18px;color:#3F4A66;margin:0 0 26px;max-width:640px}.hero-actions{display:flex;align-items:center;gap:18px;flex-wrap:wrap}.hero-tags,.mini-tags{display:flex;gap:10px;flex-wrap:wrap}.hero-tags span,.mini-tags span{display:inline-flex;padding:7px 12px;border-radius:999px;background:rgba(255,255,255,.78);border:1px solid rgba(89,126,247,.16);color:#1D2B5F;font-weight:700;font-size:14px}.hero-visual{background:rgba(255,255,255,.58);border:1px solid rgba(89,126,247,.18);border-radius:34px;padding:20px;box-shadow:0 26px 70px rgba(89,126,247,.18);backdrop-filter:blur(12px)}.hero-visual img{max-width:100%;height:auto;object-fit:contain;margin:0 auto;max-height:390px}.hero-info{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:14px}.hero-info div{background:rgba(255,255,255,.82);border:1px solid rgba(89,126,247,.14);border-radius:18px;padding:13px}.hero-info b{display:block;color:rgb(89,126,247);font-size:15px}.hero-info span{color:#5B647A;font-size:13px}
.section{padding:66px 0}.section.alt{background:#fff}.section.soft{background:#ECF0FF}.section-head{display:flex;justify-content:space-between;gap:22px;align-items:flex-end;margin-bottom:28px}.section-head h2{margin:0;color:#1D2B5F;font-size:clamp(26px,3vw,40px);line-height:1.2}.section-head p{max-width:620px;color:#5B647A;margin:8px 0 0}.text-link{color:rgb(89,126,247);font-weight:800;border-bottom:1px solid rgba(89,126,247,.28)}
.quick-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.quick-card,.card,.zone-card,.info-card,.safe-card,.faq-item,.review-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);border-radius:22px}.quick-card{padding:17px;min-height:138px}.quick-card em{font-style:normal;color:rgb(89,126,247);font-weight:900;font-size:14px}.quick-card h3,.info-card h3,.safe-card h3,.zone-card h3,.feature-copy h3{margin:8px 0 8px;color:#1D2B5F}.quick-card p,.info-card p,.safe-card p,.zone-card p{margin:0;color:#5B647A;font-size:15px}.overview-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.info-card{padding:20px}.info-card .num,.safe-card .num{display:inline-flex;width:34px;height:34px;align-items:center;justify-content:center;border-radius:12px;background:rgba(89,126,247,.11);color:rgb(89,126,247);font-weight:900;margin-bottom:8px}
.feature-list{display:grid;gap:26px}.feature-row{display:grid;grid-template-columns:1fr 1fr;gap:34px;align-items:center}.feature-row.reverse .feature-media{order:2}.feature-row.reverse .feature-copy{order:1}.feature-media{background:linear-gradient(135deg,rgba(255,255,255,.92),rgba(236,240,255,.80));border:1px solid rgba(89,126,247,.16);border-radius:30px;padding:18px;box-shadow:0 18px 46px rgba(89,126,247,.12)}.content-img,.zone-card img,.app-section img,.hero-visual img,.page-visual img{max-width:100%;height:auto;object-fit:contain}.feature-media img{max-height:310px;margin:auto}.feature-copy{background:rgba(255,255,255,.72);border:1px solid rgba(89,126,247,.12);border-radius:28px;padding:30px}.feature-copy h3{font-size:28px}.feature-copy p{color:#3F4A66;margin:0 0 16px}.point-list{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:18px 0}.point-list span{background:#F6F8FF;border:1px solid rgba(89,126,247,.14);border-radius:16px;padding:10px;color:#1D2B5F;font-weight:700;font-size:14px;text-align:center}
.zone-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.zone-card{overflow:hidden;padding:16px;min-height:250px}.zone-card.wide{grid-column:span 2}.zone-card img{width:100%;max-height:170px;margin:0 auto 14px;background:#F6F8FF;border-radius:18px;padding:8px}.tag{display:inline-flex;color:rgb(89,126,247);font-weight:900;font-size:13px;background:rgba(89,126,247,.10);padding:5px 10px;border-radius:999px}.zone-card h3{font-size:21px}.no-image-card{display:flex;flex-direction:column;justify-content:space-between}.no-image-card .tag{width:max-content}
.app-section{background:linear-gradient(135deg,#F7F9FF 0%,#ECF0FF 55%,#EAF7FF 100%);border:1px solid rgba(89,126,247,.16);border-radius:34px;padding:34px;display:grid;grid-template-columns:.9fr 1.1fr;gap:30px;align-items:center;box-shadow:0 24px 62px rgba(89,126,247,.13)}.app-section img{max-height:390px;margin:auto}.app-copy h2{margin:0 0 16px;color:#1D2B5F;font-size:36px}.app-copy p{color:#3F4A66;margin:0 0 20px}.app-points{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-bottom:18px}.app-points span{background:rgba(255,255,255,.76);border:1px solid rgba(89,126,247,.14);border-radius:16px;padding:12px;color:#1D2B5F;font-weight:700}
.support-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:24px;align-items:start}.support-intro{background:rgba(255,255,255,.82);border:1px solid rgba(89,126,247,.16);border-radius:28px;padding:28px;box-shadow:var(--shadow)}.support-intro h2{margin-top:0;color:#1D2B5F;font-size:34px}.support-intro p{color:#3F4A66}.support-img{margin-top:18px;border-radius:24px;background:#F6F8FF;padding:12px;max-height:260px;object-fit:contain}.safe-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.safe-card{padding:18px}.safe-card h3{font-size:18px}.faq-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.faq-item{padding:22px}.faq-item h3{margin:0 0 10px;color:#1D2B5F}.faq-item p{margin:0;color:#5B647A}.notice-band{background:#1D2B5F;color:#fff;border-radius:30px;padding:34px;display:grid;grid-template-columns:1fr auto;gap:24px;align-items:center;box-shadow:0 22px 50px rgba(29,43,95,.20)}.notice-band h2{margin:0 0 12px;color:#fff}.notice-band p{margin:0;color:rgba(255,255,255,.82)}.notice-band a{color:#9ED7FF;font-weight:800}.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.review-card{padding:22px}.review-card p{margin:0;color:#3F4A66}.review-card b{display:block;color:rgb(89,126,247);margin-top:14px}
.page-hero{padding:58px 0;background:radial-gradient(circle at 18% 20%,rgba(255,255,255,.95) 0%,rgba(255,255,255,0) 32%),linear-gradient(135deg,#F7F9FF 0%,#ECF0FF 52%,#EAF7FF 100%)}.page-hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:32px;align-items:center}.page-hero h1{font-size:clamp(32px,4vw,52px)}.page-hero p{color:#3F4A66;font-size:17px}.page-visual{background:rgba(255,255,255,.68);border:1px solid rgba(89,126,247,.16);border-radius:30px;padding:20px;box-shadow:var(--shadow)}.page-visual img{max-height:330px;margin:auto}.content-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}.article-card{background:#fff;border:1px solid rgba(89,126,247,.14);border-radius:26px;padding:26px;box-shadow:var(--shadow)}.article-card h2,.article-card h3{color:#1D2B5F;margin-top:0}.article-card p{color:#3F4A66}.article-card ul{margin:16px 0 0;padding:0;list-style:none;display:grid;gap:10px}.article-card li{padding-left:18px;position:relative;color:#3F4A66}.article-card li::before{content:"";position:absolute;left:0;top:.72em;width:7px;height:7px;border-radius:50%;background:rgb(89,126,247)}.single-flow{display:grid;gap:20px}.cols-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.list-card{background:rgba(255,255,255,.86);border:1px solid rgba(89,126,247,.16);border-radius:22px;padding:22px;box-shadow:var(--shadow)}.list-card h3{color:#1D2B5F;margin-top:0}.list-card p{color:#5B647A;margin-bottom:0}.image-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.image-strip .zone-card img{max-height:145px}.faq-list{display:grid;gap:14px}.faq-list .faq-item{background:#fff}.site-footer{background:#1F1F1F;color:rgba(255,255,255,.82);padding:54px 0 22px}.footer-grid{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:32px}.footer-brand p{margin:0;max-width:360px}.site-footer h3{color:#fff;margin:0 0 14px}.site-footer a{display:block;color:rgba(255,255,255,.74);margin:8px 0}.site-footer a:hover{color:#fff}.footer-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:34px;padding-top:18px;display:flex;justify-content:space-between;gap:18px;font-size:14px;color:rgba(255,255,255,.62)}
@media (max-width:1080px){.desktop-nav{grid-template-columns:150px 1fr auto;gap:12px}.nav-links a{font-size:14px;padding:8px 9px}.hero-grid,.page-hero-grid{grid-template-columns:1fr}.hero-visual{max-width:680px}.overview-grid,.quick-grid{grid-template-columns:repeat(2,1fr)}.zone-grid{grid-template-columns:repeat(2,1fr)}.feature-row,.feature-row.reverse,.app-section,.support-grid,.content-grid{grid-template-columns:1fr}.feature-row.reverse .feature-media,.feature-row.reverse .feature-copy{order:initial}.footer-grid{grid-template-columns:1fr 1fr}.notice-band{grid-template-columns:1fr}}
@media (max-width:820px){.desktop-nav{display:none}.mobile-nav{display:flex}.shell{width:min(100% - 28px,1180px)}.hero-section{padding:44px 0 38px}.hero-text{text-align:left}.hero-info{grid-template-columns:1fr}.quick-grid{grid-template-columns:repeat(2,minmax(190px,1fr));overflow-x:auto;padding-bottom:8px}.overview-grid,.safe-grid,.faq-grid,.review-grid,.cols-3,.image-strip{grid-template-columns:1fr}.zone-grid{grid-template-columns:1fr}.zone-card.wide{grid-column:auto}.section{padding:48px 0}.section-head{display:block}.app-points,.point-list{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.footer-bottom{display:block}.mobile-brand{position:absolute;left:50%;transform:translateX(-50%)}h1{font-size:34px}.app-section{padding:22px}.support-intro h2,.app-copy h2{font-size:28px}.page-hero{padding:42px 0}.notice-band{padding:24px}.feature-copy{padding:22px}.hero-visual{border-radius:26px}.hero-visual img{max-height:300px}}
@media (max-width:420px){.mobile-brand img{width:118px}.mobile-register{padding:0 10px;font-size:12px}.menu-toggle{width:38px;height:38px}.quick-grid{grid-template-columns:repeat(2,170px)}.quick-card{padding:14px}.hero-tags span,.mini-tags span{font-size:13px}.main-btn{padding:0 17px}.page-visual img,.hero-visual img,.app-section img{max-height:260px}}