:root{
  --brand: rgb(89, 126, 247);
  --brand-hex:#597EF7;
  --brand-light:#ECF0FF;
  --page:#F6F8FF;
  --sky:#EAF7FF;
  --text:#222222;
  --deep:#1D2B5F;
  --muted:#5B647A;
  --white:#FFFFFF;
  --footer:#1F1F1F;
  --footer-soft:#2B2B2B;
  --line:rgba(89,126,247,0.16);
  --shadow:0 16px 40px rgba(89,126,247,0.10);
  --shadow-strong:0 24px 55px rgba(16,24,39,0.22);
  --radius:22px;
  --header-bg:linear-gradient(135deg, #F7F9FF 0%, #ECF0FF 52%, #EAF7FF 100%);
  --btn-bg:linear-gradient(135deg, #7580EE 0%, #597EF7 48%, #7AC4F5 100%);
}
*{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:var(--page);
  line-height:1.75;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%;height: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);
}
.nav-wrap{
  max-width:1240px;
  min-height:78px;
  margin:0 auto;
  padding:0 24px;
  display:flex;
  align-items:center;
  gap:22px;
}
.brand img{width:154px;max-height:48px;object-fit:contain}
.main-nav{display:flex;align-items:center;gap:6px;flex:1;justify-content:center}
.main-nav a{
  color:var(--deep);
  font-weight:700;
  font-size:15px;
  padding:9px 13px;
  border-radius:999px;
  transition:all .2s ease;
  white-space:nowrap;
}
.main-nav a:hover,.main-nav a.active{
  color:var(--brand-hex);
  background:rgba(255,255,255,0.72);
  box-shadow:inset 0 0 0 1px rgba(89,126,247,0.16);
}
.main-btn{
  position:relative;
  overflow:hidden;
  isolation:isolate;
  background:linear-gradient(135deg, #7580EE 0%, #597EF7 48%, #7AC4F5 100%);
  color:#fff;
  border-radius:999px;
  box-shadow:0 10px 24px rgba(89,126,247,0.28);
  padding:10px 22px;
  font-weight:800;
  letter-spacing:.02em;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  white-space:nowrap;
  border:0;
  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 16px 30px rgba(89,126,247,0.34)}
@keyframes btnShine{0%{transform:translateX(-120%)}55%{transform:translateX(120%)}100%{transform:translateX(120%)}}
.mobile-top{display:none}
.drawer-mask,.mobile-drawer{display:none}
.page-main{min-height:70vh}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:64px 0}
.section.tight{padding:42px 0}
.section-head{max-width:780px;margin:0 auto 28px;text-align:center}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:5px 14px;
  border-radius:999px;
  color:var(--brand-hex);
  background:rgba(236,240,255,0.86);
  border:1px solid rgba(89,126,247,0.16);
  font-size:14px;
  font-weight:800;
}
h1,h2,h3{color:var(--deep);line-height:1.25;margin:0}
h1{font-size:42px;letter-spacing:-.03em}
h2{font-size:32px;letter-spacing:-.02em}
h3{font-size:21px}
p{margin:0;color:var(--muted)}
.lead{font-size:18px;color:#3A4568;margin-top:16px}
.text-link{color:var(--brand-hex);font-weight:800;display:inline-flex;align-items:center;gap:6px;margin-top:14px}
.text-link::after{content:"›";font-size:20px;line-height:1}
.card,.zone-card,.info-card,.pill-card,.topic-card,.data-card,.faq-item,.notice-card,.service-point{
  background:rgba(255,255,255,0.86);
  border:1px solid rgba(89,126,247,0.16);
  box-shadow:0 16px 40px rgba(89,126,247,0.10);
  border-radius:var(--radius);
}
.banner-slider{
  max-width:1200px;
  margin:28px auto 42px;
  border-radius:18px;
  background:#101827;
  box-shadow:0 24px 55px rgba(16,24,39,0.22);
  overflow:hidden;
  position:relative;
  height:390px;
}
.banner-track,.banner-slide{height:100%}
.banner-slide{position:absolute;inset:0;opacity:0;transition:opacity .45s ease;background:#101827;display:flex;align-items:center;justify-content:center}
.banner-slide.active{opacity:1;z-index:1}
.banner-slider img{max-width:100%;width:100%;height:100%;object-fit:contain;background:#101827}
.slider-arrow{
  position:absolute;
  top:50%;
  transform:translateY(-50%);
  z-index:3;
  width:44px;
  height:44px;
  border-radius:50%;
  border:1px solid rgba(255,255,255,.5);
  background:rgba(255,255,255,.18);
  color:#fff;
  font-size:28px;
  line-height:1;
  cursor:pointer;
  backdrop-filter:blur(8px);
}
.slider-prev{left:18px}.slider-next{right:18px}
.slider-dots{position:absolute;z-index:4;left:0;right:0;bottom:18px;display:flex;justify-content:center;gap:10px}
.slider-dot{width:10px;height:10px;border:0;border-radius:999px;background:rgba(255,255,255,.55);cursor:pointer;transition:all .2s ease;padding:0}
.slider-dot.active{width:34px;background:linear-gradient(135deg,#7580EE 0%,#597EF7 48%,#7AC4F5 100%)}
.quick-pills{display:flex;gap:14px;overflow-x:auto;padding:4px 2px 18px;scrollbar-width:thin}
.pill-card{min-width:174px;padding:16px 18px;transition:all .2s ease}
.pill-card:hover{transform:translateY(-3px);border-color:rgba(89,126,247,.42);box-shadow:0 20px 48px rgba(89,126,247,.14)}
.pill-card .num{display:block;color:var(--brand-hex);font-weight:900;font-size:13px;margin-bottom:7px}
.pill-card strong{display:block;color:var(--deep);font-size:17px;margin-bottom:4px}
.pill-card span:last-child{display:block;color:var(--muted);font-size:13px;line-height:1.55}
.observe-bar{
  padding:24px 28px;
  border-radius:24px;
  background:linear-gradient(135deg,#FFFFFF 0%,#ECF0FF 54%,#EAF7FF 100%);
  border:1px solid rgba(89,126,247,.16);
  box-shadow:var(--shadow);
  display:grid;
  grid-template-columns:180px 1fr;
  gap:18px;
  align-items:center;
}
.observe-bar strong{color:var(--deep);font-size:22px}
.grid{display:grid;gap:20px}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.grid-6{grid-template-columns:repeat(6,minmax(0,1fr))}
.topic-card{padding:24px;min-height:220px;display:flex;flex-direction:column;align-items:flex-start}
.tag{display:inline-flex;padding:4px 10px;border-radius:999px;color:var(--brand-hex);background:#ECF0FF;font-weight:800;font-size:13px;margin-bottom:12px}
.topic-card p,.data-card p,.service-point p{margin-top:10px;flex:1}
.data-card{padding:22px;min-height:190px}
.data-card .num{color:var(--brand-hex);font-size:26px;font-weight:900;margin-bottom:10px;display:block}
.deep-list{display:grid;gap:26px}
.deep-row{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:30px;
  align-items:center;
  padding:28px;
  border-radius:28px;
  background:rgba(255,255,255,.68);
  border:1px solid rgba(89,126,247,.14);
  box-shadow:var(--shadow);
}
.deep-row.reverse .deep-text{order:1}.deep-row.reverse .image-frame{order:2}
.image-frame{
  border-radius:24px;
  overflow:hidden;
  background:linear-gradient(135deg,#ECF0FF 0%,#EAF7FF 100%);
  border:1px solid rgba(89,126,247,.12);
  min-height:260px;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:14px;
}
.content-img,.zone-card img,.app-section img,.banner-slider img{max-width:100%;height:auto}
.image-frame img{width:100%;max-height:320px;object-fit:contain}
.deep-text p{margin-top:14px}
.point-list{list-style:none;margin:18px 0 0;padding:0;display:grid;gap:10px}
.point-list li{position:relative;padding-left:22px;color:#3A4568}
.point-list li::before{content:"";position:absolute;left:0;top:.73em;width:8px;height:8px;border-radius:50%;background:var(--brand-hex);box-shadow:0 0 0 5px rgba(89,126,247,.12)}
.zone-card{overflow:hidden;display:flex;flex-direction:column;min-height:100%}
.zone-card.wide{grid-column:span 2}
.zone-media{height:188px;background:linear-gradient(135deg,#ECF0FF,#EAF7FF);display:flex;align-items:center;justify-content:center;padding:12px;border-bottom:1px solid rgba(89,126,247,.12)}
.zone-media img{width:100%;height:100%;object-fit:contain}
.zone-body{padding:22px;display:flex;flex-direction:column;flex:1}
.zone-body p{margin-top:10px;flex:1}
.text-only-zone{padding:28px;background:linear-gradient(135deg,#FFFFFF 0%,#ECF0FF 100%)}
.app-section{
  display:grid;
  grid-template-columns:420px 1fr;
  gap:34px;
  align-items:center;
  border-radius:30px;
  background:linear-gradient(135deg, #F7F9FF 0%, #ECF0FF 55%, #EAF7FF 100%);
  padding:34px;
  border:1px solid rgba(89,126,247,.14);
  box-shadow:var(--shadow);
}
.app-visual{display:flex;align-items:center;justify-content:center;min-height:260px}
.app-visual img{max-height:330px;object-fit:contain}
.feature-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:20px}
.feature-list span{display:block;padding:12px 14px;border-radius:16px;background:rgba(255,255,255,.74);border:1px solid rgba(89,126,247,.14);color:var(--deep);font-weight:700}
.safe-section{display:grid;grid-template-columns:.9fr 1.2fr;gap:28px;align-items:start}
.safe-panel{padding:30px;border-radius:28px;background:linear-gradient(135deg,#FFFFFF 0%,#ECF0FF 100%);border:1px solid rgba(89,126,247,.16);box-shadow:var(--shadow)}
.safe-panel p{margin-top:14px}
.safe-cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.service-point{padding:20px}
.service-point .num{display:inline-flex;width:30px;height:30px;border-radius:10px;align-items:center;justify-content:center;background:#ECF0FF;color:var(--brand-hex);font-weight:900;margin-bottom:10px}
.faq-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.faq-item{padding:22px}
.faq-item p{margin-top:10px}
.page-hero{padding:64px 0 38px;background:linear-gradient(135deg,#F7F9FF 0%,#ECF0FF 55%,#EAF7FF 100%);border-bottom:1px solid rgba(89,126,247,.12)}
.page-hero-inner{display:grid;grid-template-columns:1.05fr .95fr;gap:34px;align-items:center}
.page-hero.no-image .page-hero-inner{grid-template-columns:1fr;max-width:900px}
.hero-card{border-radius:28px;background:rgba(255,255,255,.72);border:1px solid rgba(89,126,247,.15);box-shadow:var(--shadow);padding:18px;min-height:260px;display:flex;align-items:center;justify-content:center}
.hero-card img{width:100%;max-height:340px;object-fit:contain}
.content-layout{display:grid;grid-template-columns:2fr .9fr;gap:24px;align-items:start}
.article-card{padding:30px;border-radius:28px;background:rgba(255,255,255,.86);border:1px solid rgba(89,126,247,.15);box-shadow:var(--shadow)}
.article-card + .article-card{margin-top:22px}
.article-card h2{font-size:26px;margin-bottom:12px}
.article-card p + p{margin-top:14px}
.info-list{list-style:none;margin:18px 0 0;padding:0;display:grid;gap:12px}
.info-list li{padding:14px 16px;border-radius:16px;background:#F6F8FF;border:1px solid rgba(89,126,247,.12);color:#3A4568}
.side-stack{display:grid;gap:18px;position:sticky;top:104px}
.notice-card{padding:22px;background:linear-gradient(135deg,#FFFFFF 0%,#ECF0FF 100%)}
.notice-card p{margin-top:8px}
.notice-card strong{color:var(--deep)}
.step-list{counter-reset:step;list-style:none;margin:18px 0 0;padding:0;display:grid;gap:14px}
.step-list li{counter-increment:step;position:relative;padding:16px 16px 16px 58px;border-radius:18px;background:#F6F8FF;border:1px solid rgba(89,126,247,.12);color:#3A4568}
.step-list li::before{content:counter(step);position:absolute;left:16px;top:16px;width:28px;height:28px;border-radius:10px;background:#ECF0FF;color:var(--brand-hex);font-weight:900;display:flex;align-items:center;justify-content:center}
.qa-list{display:grid;gap:16px}
.qa-list details{background:rgba(255,255,255,.86);border:1px solid rgba(89,126,247,.16);box-shadow:var(--shadow);border-radius:20px;padding:18px 20px}
.qa-list summary{cursor:pointer;color:var(--deep);font-weight:900;font-size:18px}
.qa-list p{margin-top:12px}
.contact-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.site-footer{background:linear-gradient(135deg,#1F1F1F 0%,#2B2B2B 100%);color:#fff;margin-top:60px}
.footer-inner{max-width:1200px;margin:0 auto;padding:46px 24px;display:grid;grid-template-columns:1fr 2fr;gap:44px}
.footer-brand img{width:158px;max-height:52px;object-fit:contain;background:rgba(255,255,255,.05);border-radius:14px;padding:6px}
.footer-brand p{color:rgba(255,255,255,.72);margin-top:14px}
.footer-links{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.footer-links h3{font-size:17px;color:#fff;margin-bottom:12px}
.footer-links a{display:block;color:rgba(255,255,255,.72);margin:8px 0;transition:color .2s ease}
.footer-links a:hover{color:#fff}
.footer-bottom{border-top:1px solid rgba(255,255,255,.10);padding:18px 24px;max-width:1200px;margin:0 auto}
.footer-bottom p{color:rgba(255,255,255,.66);font-size:14px}
@media (max-width:1080px){
  .desktop-nav{display:none}
  .mobile-top{display:grid;grid-template-columns:56px 1fr auto;align-items:center;min-height:68px;padding:0 14px;gap:10px;background:linear-gradient(135deg, #F7F9FF 0%, #ECF0FF 52%, #EAF7FF 100%)}
  .menu-toggle{width:44px;height:44px;border:1px solid rgba(89,126,247,.20);background:rgba(255,255,255,.72);border-radius:14px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px}
  .menu-toggle span{width:20px;height:2px;background:var(--deep);border-radius:3px}
  .mobile-brand{justify-self:center}.mobile-brand img{width:142px;max-height:44px;object-fit:contain}
  .mobile-register{padding:8px 14px;font-size:14px}
  .drawer-mask{display:block;position:fixed;inset:0;background:rgba(15,23,42,.48);opacity:0;pointer-events:none;transition:opacity .25s ease;z-index:10000}
  .mobile-drawer{display:block;position:fixed;top:0;bottom:0;left:0;width:82vw;max-width:320px;background:linear-gradient(135deg,#FFFFFF 0%,#ECF0FF 100%);z-index:10001;transform:translateX(-105%);transition:transform .28s ease;box-shadow:20px 0 50px rgba(16,24,39,.18);padding:18px;overflow-y:auto}
  body.drawer-open{overflow:hidden} body.drawer-open .drawer-mask{opacity:1;pointer-events:auto} body.drawer-open .mobile-drawer{transform:translateX(0)}
  .drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}.drawer-logo img{width:138px;max-height:46px;object-fit:contain}.drawer-close{width:38px;height:38px;border-radius:12px;border:1px solid rgba(89,126,247,.18);background:#fff;color:var(--deep);font-size:28px;line-height:1}.drawer-nav{display:grid;gap:8px}.drawer-nav a{padding:12px 14px;border-radius:14px;color:var(--deep);font-weight:800;background:rgba(255,255,255,.58);border:1px solid rgba(89,126,247,.10)}.drawer-nav a.active{color:var(--brand-hex);background:#fff;border-color:rgba(89,126,247,.26)}.drawer-note{margin-top:18px;padding:16px;border-radius:16px;background:rgba(255,255,255,.64);border:1px solid rgba(89,126,247,.14);color:var(--muted);font-size:14px}
  .banner-slider{height:310px;margin:24px 18px 34px}.grid-6{grid-template-columns:repeat(3,minmax(0,1fr))}.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}.page-hero-inner,.content-layout,.app-section,.safe-section{grid-template-columns:1fr}.side-stack{position:static}.footer-inner{grid-template-columns:1fr}.footer-links{grid-template-columns:repeat(3,minmax(0,1fr))}
}
@media (max-width:760px){
  .container{padding:0 16px}.section{padding:44px 0}.section.tight{padding:30px 0}h1{font-size:31px}h2{font-size:26px}h3{font-size:19px}.lead{font-size:16px}.banner-slider{height:210px;border-radius:16px;margin:18px 14px 26px}.slider-arrow{width:36px;height:36px;font-size:22px}.slider-prev{left:10px}.slider-next{right:10px}.observe-bar{grid-template-columns:1fr;padding:20px}.grid-2,.grid-3,.grid-4,.grid-6,.faq-grid,.contact-grid{grid-template-columns:1fr}.deep-row,.deep-row.reverse{grid-template-columns:1fr;padding:20px}.deep-row.reverse .deep-text,.deep-row.reverse .image-frame{order:initial}.image-frame{min-height:190px}.zone-card.wide{grid-column:span 1}.zone-media{height:170px}.app-section{padding:22px;border-radius:22px}.app-visual{min-height:190px}.app-visual img{max-height:240px}.feature-list,.safe-cards{grid-template-columns:1fr}.page-hero{padding:42px 0 26px}.hero-card{min-height:190px}.article-card{padding:22px}.footer-links{grid-template-columns:1fr}.footer-inner{padding:36px 18px}.mobile-top{grid-template-columns:48px 1fr auto}.mobile-brand img{width:126px}.mobile-register{padding:8px 11px;font-size:13px}
}
@media (max-width:420px){
  .banner-slider{height:184px}.pill-card{min-width:164px}.main-btn{padding:8px 12px}.mobile-register{font-size:12px}.mobile-brand img{width:112px}.menu-toggle{width:40px;height:40px}
}