:root{
  --brand: rgb(89, 126, 247);
  --brand-hex:#597EF7;
  --brand-soft:#ECF0FF;
  --page:#F6F8FF;
  --sky:#EAF7FF;
  --deep:#1D2B5F;
  --text:#222222;
  --muted:#5B647A;
  --white:#FFFFFF;
  --footer:#1F1F1F;
  --footer-2:#2B2B2B;
  --banner:#101827;
  --line:rgba(89,126,247,0.16);
  --shadow:0 16px 40px rgba(89,126,247,0.10);
  --gradient:linear-gradient(135deg, #7580EE 0%, #597EF7 48%, #7AC4F5 100%);
  --header-gradient:linear-gradient(135deg, #F7F9FF 0%, #ECF0FF 52%, #EAF7FF 100%);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;background:#F6F8FF;color:var(--text);line-height:1.75;overflow-x:hidden}
a{text-decoration:none;color:inherit}
img{max-width:100%;height:auto;display:block}
.wrap{max-width:1200px;margin:0 auto;padding:0 22px}
.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-nav{height:78px;display:flex;align-items:center;gap:24px}
.brand img{width:156px;max-height:48px;object-fit:contain}
.nav-links{display:flex;align-items:center;justify-content:center;gap:6px;flex:1;min-width:0}
.nav-links a{font-size:15px;color:#1D2B5F;padding:9px 12px;border-radius:999px;white-space:nowrap;transition:.25s ease}
.nav-links a:hover,.nav-links a.active{color:#597EF7;background:rgba(255,255,255,.82);box-shadow:inset 0 0 0 1px rgba(89,126,247,.14)}
.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);display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:0 22px;font-weight:700;border:0;white-space:nowrap;transition:transform .25s ease,box-shadow .25s 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(89,126,247,0.34)}
@keyframes btnShine{0%{transform:translateX(-120%)}55%{transform:translateX(120%)}100%{transform:translateX(120%)}}
.mobile-top{display:none;height:64px;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);background:rgba(255,255,255,.78);border-radius:14px;display:flex;flex-direction:column;justify-content:center;gap:5px;padding:0 10px}
.menu-toggle span{display:block;height:2px;background:#1D2B5F;border-radius:999px}
.mobile-logo{position:absolute;left:50%;transform:translateX(-50%)}
.mobile-logo img{width:128px;max-height:42px;object-fit:contain}
.mobile-reg{min-height:36px;padding:0 13px;font-size:13px}
.drawer-mask{position:fixed;inset:0;background:rgba(15,23,42,.42);opacity:0;visibility:hidden;transition:.25s ease;z-index:9998}
.mobile-drawer{position:fixed;top:0;left:0;height:100vh;width:82vw;max-width:320px;background:linear-gradient(135deg,#FFFFFF 0%,#ECF0FF 58%,#EAF7FF 100%);z-index:9999;transform:translateX(-105%);transition:transform .32s ease;box-shadow:18px 0 40px rgba(16,24,39,.18);padding:18px;overflow-y:auto}
.drawer-open{overflow:hidden}
.drawer-open .drawer-mask{opacity:1;visibility:visible}
.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:42px;object-fit:contain}
.drawer-close{width:38px;height:38px;border-radius:12px;border:1px solid rgba(89,126,247,.16);background:#fff;color:#1D2B5F;font-size:28px;line-height:1;cursor:pointer}
.drawer-links{display:grid;gap:8px}
.drawer-links a{padding:12px 14px;border-radius:14px;background:rgba(255,255,255,.70);color:#1D2B5F;border:1px solid rgba(89,126,247,.12);font-weight:700}
.drawer-links a.active{color:#597EF7;border-color:rgba(89,126,247,.35);box-shadow:0 10px 24px rgba(89,126,247,.10)}
.drawer-note{margin:18px 2px 0;font-size:13px;color:#5B647A;line-height:1.7}
.site-main{min-height:70vh}
.section{padding:72px 0}
.section-sm{padding:46px 0}
.section-title{max-width:820px;margin:0 auto 34px;text-align:center}
.section-title .eyebrow,.eyebrow{display:inline-flex;align-items:center;gap:8px;color:#597EF7;background:rgba(89,126,247,.10);border:1px solid rgba(89,126,247,.16);border-radius:999px;padding:5px 13px;font-size:13px;font-weight:800;letter-spacing:.04em}
h1,h2,h3{color:#1D2B5F;line-height:1.25;margin:0 0 14px}
h1{font-size:42px;letter-spacing:-.02em}
h2{font-size:32px}
h3{font-size:21px}
p{margin:0 0 14px;color:#5B647A}
.text-link{display:inline-flex;align-items:center;gap:6px;color:#597EF7;font-weight:800;margin-top:10px}
.text-link::after{content:"›";font-size:20px;line-height:1}
.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}
.slider-track{height:100%;position:relative}
.slide{position:absolute;inset:0;opacity:0;visibility:hidden;transition:opacity .6s ease,visibility .6s ease;background:#101827;display:flex;align-items:center;justify-content:center}
.slide.active{opacity:1;visibility:visible}
.banner-slider img{width:100%;height:100%;object-fit:contain;background:#101827}
.slider-arrow{position:absolute;top:50%;transform:translateY(-50%);width:44px;height:44px;border-radius:50%;border:1px solid rgba(255,255,255,0.18);background:rgba(15,23,42,0.45);color:#fff;display:grid;place-items:center;font-size:30px;line-height:1;cursor:pointer;transition:.2s ease;z-index:3}
.slider-arrow:hover{background:rgba(15,23,42,.68)}
.slider-arrow.prev{left:18px}.slider-arrow.next{right:18px}
.slider-dots{position:absolute;left:50%;bottom:18px;transform:translateX(-50%);display:flex;align-items:center;gap:8px;z-index:4}
.slider-dots button{width:9px;height:9px;border-radius:999px;border:0;background:rgba(255,255,255,0.35);padding:0;cursor:pointer;transition:.25s ease}
.slider-dots button.active{width:30px;background:linear-gradient(135deg, #7580EE 0%, #597EF7 48%, #7AC4F5 100%)}
.quick-cats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:-12px}
.cat-pill{background:rgba(255,255,255,0.82);border:1px solid rgba(89,126,247,0.16);box-shadow:0 14px 30px rgba(89,126,247,0.08);border-radius:20px;padding:16px;min-height:118px;transition:.25s ease}
.cat-pill:hover{transform:translateY(-4px);border-color:rgba(89,126,247,.44);box-shadow:0 18px 38px rgba(89,126,247,.14)}
.cat-pill span{display:inline-flex;color:#597EF7;font-weight:900;background:#ECF0FF;border-radius:999px;padding:2px 9px;font-size:12px;margin-bottom:8px}
.cat-pill strong{display:block;color:#1D2B5F;font-size:18px;margin-bottom:6px}
.cat-pill p{font-size:14px;margin:0;color:#5B647A}
.intro-strip{margin-top:26px;background:linear-gradient(135deg,#FFFFFF 0%,#ECF0FF 55%,#EAF7FF 100%);border:1px solid rgba(89,126,247,.16);box-shadow:var(--shadow);border-radius:24px;padding:24px 28px;display:flex;gap:18px;align-items:flex-start}
.intro-strip .mark{min-width:44px;height:44px;border-radius:16px;background:var(--gradient);color:#fff;display:grid;place-items:center;font-weight:900;box-shadow:0 12px 24px rgba(89,126,247,.24)}
.intro-strip p{margin:0;color:#1D2B5F;font-weight:600}
.board-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.info-card,.card,.zone-card{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:24px}
.info-card{padding:24px;min-height:218px}
.info-card .num,.mini-num{display:inline-flex;color:#597EF7;background:#ECF0FF;border-radius:999px;padding:4px 11px;font-size:13px;font-weight:900;margin-bottom:12px}
.feature-list{display:grid;gap:10px;margin:18px 0 0;padding:0;list-style:none}
.feature-list li{position:relative;padding-left:22px;color:#1D2B5F;font-weight:650}
.feature-list li::before{content:"";position:absolute;left:0;top:.72em;width:8px;height:8px;border-radius:50%;background:#597EF7;box-shadow:0 0 0 5px rgba(89,126,247,.12)}
.story-stack{display:grid;gap:34px}
.story-row{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:center;background:rgba(255,255,255,.72);border:1px solid rgba(89,126,247,.12);border-radius:28px;padding:22px;box-shadow:0 16px 40px rgba(89,126,247,.08)}
.story-row.reverse .story-text{order:1}.story-row.reverse .image-panel{order:2}
.image-panel{background:linear-gradient(135deg,#F7F9FF 0%,#ECF0FF 58%,#EAF7FF 100%);border-radius:24px;border:1px solid rgba(89,126,247,.16);padding:14px;min-height:260px;display:flex;align-items:center;justify-content:center;overflow:hidden}
.content-img{width:100%;max-height:320px;object-fit:contain;border-radius:18px}
.story-text{padding:10px 8px}
.zone-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.zone-card{overflow:hidden;display:flex;flex-direction:column;min-height:100%}
.zone-card.wide{grid-column:span 2}
.zone-img{height:190px;background:linear-gradient(135deg,#F7F9FF 0%,#ECF0FF 58%,#EAF7FF 100%);display:flex;align-items:center;justify-content:center;padding:12px;border-bottom:1px solid rgba(89,126,247,.12)}
.zone-card img{max-width:100%;max-height:166px;object-fit:contain;border-radius:16px}
.zone-body{padding:20px;display:flex;flex-direction:column;flex:1}
.tag{display:inline-flex;align-self:flex-start;color:#597EF7;background:rgba(89,126,247,.10);border:1px solid rgba(89,126,247,.14);border-radius:999px;padding:3px 10px;font-size:12px;font-weight:900;margin-bottom:10px}
.app-band{background:linear-gradient(135deg, #F7F9FF 0%, #ECF0FF 55%, #EAF7FF 100%);border:1px solid rgba(89,126,247,.16);box-shadow:var(--shadow);border-radius:30px;padding:28px;display:grid;grid-template-columns:.9fr 1.1fr;gap:28px;align-items:center}
.app-visual{display:flex;align-items:center;justify-content:center;background:rgba(255,255,255,.62);border-radius:26px;padding:18px;min-height:260px}
.app-section img,.app-visual img{max-height:330px;object-fit:contain}
.check-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:20px}
.check-item{background:rgba(255,255,255,.76);border:1px solid rgba(89,126,247,.14);border-radius:16px;padding:13px 14px;color:#1D2B5F;font-weight:800}
.security-block{display:grid;grid-template-columns:.82fr 1.18fr;gap:28px;align-items:start}
.security-lead{background:rgba(255,255,255,.82);border:1px solid rgba(89,126,247,.16);box-shadow:var(--shadow);border-radius:26px;padding:24px}
.security-lead img{max-height:260px;object-fit:contain;margin:16px auto 0;border-radius:18px}
.security-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:15px}
.security-card{background:rgba(255,255,255,.88);border:1px solid rgba(89,126,247,.16);box-shadow:0 12px 30px rgba(89,126,247,.08);border-radius:20px;padding:18px}
.faq-list{display:grid;gap:16px;max-width:980px;margin:0 auto}
.faq-item{background:rgba(255,255,255,.88);border:1px solid rgba(89,126,247,.16);box-shadow:0 14px 34px rgba(89,126,247,.08);border-radius:22px;padding:22px}
.faq-item h3{font-size:19px;margin-bottom:8px}
.page-hero{padding:62px 0 30px;background:radial-gradient(circle at 18% 0%,rgba(122,196,245,.28),transparent 32%),linear-gradient(135deg,#FFFFFF 0%,#ECF0FF 54%,#EAF7FF 100%)}
.page-hero-inner{display:grid;grid-template-columns:1.12fr .88fr;gap:30px;align-items:center}
.page-hero p{font-size:17px;max-width:760px;color:#4F5B76}
.hero-card{background:rgba(255,255,255,.78);border:1px solid rgba(89,126,247,.16);box-shadow:0 18px 42px rgba(89,126,247,.12);border-radius:30px;padding:18px;min-height:280px;display:flex;align-items:center;justify-content:center}
.hero-card img{max-height:340px;object-fit:contain;border-radius:22px}
.content-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.long-card{padding:26px;background:rgba(255,255,255,.88);border:1px solid rgba(89,126,247,.16);box-shadow:var(--shadow);border-radius:24px}
.long-card.full{grid-column:1/-1}
.notice-box{background:linear-gradient(135deg,#FFFFFF 0%,#ECF0FF 58%,#EAF7FF 100%);border:1px solid rgba(89,126,247,.18);border-radius:24px;padding:24px;box-shadow:var(--shadow);margin-top:20px}
.steps{counter-reset:step;display:grid;gap:16px;margin-top:16px}
.step{counter-increment:step;background:rgba(255,255,255,.88);border:1px solid rgba(89,126,247,.16);border-radius:20px;padding:18px 18px 18px 60px;position:relative;box-shadow:0 12px 28px rgba(89,126,247,.07)}
.step::before{content:counter(step, decimal-leading-zero);position:absolute;left:18px;top:18px;color:#597EF7;font-weight:900;background:#ECF0FF;border-radius:999px;padding:2px 8px}
.table-like{display:grid;gap:10px;margin-top:16px}
.table-like div{display:grid;grid-template-columns:160px 1fr;gap:12px;background:#fff;border:1px solid rgba(89,126,247,.14);border-radius:16px;padding:14px}
.table-like strong{color:#1D2B5F}
.site-footer{background:linear-gradient(135deg,#1F1F1F 0%,#2B2B2B 100%);color:#fff;margin-top:60px;padding-top:48px}
.footer-grid{display:grid;grid-template-columns:1.3fr .8fr .8fr 1.1fr;gap:26px}
.footer-brand img{width:150px;max-height:48px;object-fit:contain;background:rgba(255,255,255,.95);border-radius:16px;padding:6px;margin-bottom:16px}
.site-footer h3{color:#fff;font-size:18px;margin-bottom:12px}
.site-footer p,.site-footer a{color:rgba(255,255,255,.72);font-size:14px}
.footer-col{display:flex;flex-direction:column;gap:8px}
.footer-bottom{text-align:center;margin-top:34px;border-top:1px solid rgba(255,255,255,.10);padding:18px;color:rgba(255,255,255,.62);font-size:13px}
@media (max-width:1050px){.desktop-nav{gap:12px}.nav-links a{font-size:14px;padding:8px 9px}.quick-cats{grid-template-columns:repeat(2,1fr)}.banner-slider{height:320px}.board-grid{grid-template-columns:repeat(2,1fr)}.zone-grid{grid-template-columns:repeat(2,1fr)}.page-hero-inner{grid-template-columns:1fr}.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:820px){.desktop-nav{display:none}.mobile-top{display:flex}.site-main{padding-top:0}.section{padding:52px 0}.wrap{padding:0 16px}h1{font-size:32px}h2{font-size:26px}.banner-slider{height:220px;margin:18px 16px 30px;border-radius:16px}.slider-arrow{width:34px;height:34px;font-size:24px}.slider-arrow.prev{left:10px}.slider-arrow.next{right:10px}.quick-cats{display:flex;overflow-x:auto;gap:12px;padding-bottom:8px;scroll-snap-type:x mandatory}.cat-pill{min-width:230px;scroll-snap-align:start}.intro-strip{padding:20px}.story-row,.story-row.reverse{grid-template-columns:1fr;padding:16px}.story-row.reverse .story-text,.story-row.reverse .image-panel{order:unset}.image-panel{min-height:210px}.zone-grid{grid-template-columns:1fr}.zone-card.wide{grid-column:span 1}.app-band{grid-template-columns:1fr;padding:20px}.app-visual{min-height:210px}.security-block{grid-template-columns:1fr}.content-grid{grid-template-columns:1fr}.long-card.full{grid-column:auto}.table-like div{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.hero-card{min-height:220px}.page-hero{padding:42px 0 20px}}
@media (max-width:520px){.banner-slider{height:190px}.board-grid,.security-grid,.check-grid{grid-template-columns:1fr}.info-card{min-height:auto}.mobile-logo img{width:112px}.mobile-reg{padding:0 10px;font-size:12px}.zone-img{height:165px}.zone-card img{max-height:142px}.footer-brand img{width:132px}}