:root{--bg:#EAF2FB;--white:#FFFFFF;--bar:#F4F8FF;--media:#EDF5FF;--blue:#137CD8;--mid:#2FA8F7;--light:#45C7FF;--text:#24364F;--muted:#5D718A;--footer:#102B46;--footerText:#EAF6FF;--line:rgba(47,168,247,.14);--shadow:0 12px 26px rgba(19,124,216,.12)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:Arial,"PingFang SC","Microsoft YaHei",sans-serif;line-height:1.8;overflow-x:hidden}img{max-width:100%}a{color:var(--blue)}button,a{touch-action:manipulation}.site-header{position:sticky;top:0;z-index:9000;width:100%;background:rgba(255,255,255,.94);backdrop-filter:blur(10px);box-shadow:0 6px 18px rgba(19,124,216,.08)}.header-inner{max-width:1140px;min-height:66px;margin:0 auto;padding:0 16px;display:flex;align-items:center;justify-content:space-between;gap:12px}.site-logo{display:flex;align-items:center;flex:0 0 auto;text-decoration:none}.site-logo img{display:block;height:38px;width:auto;max-width:156px;object-fit:contain}.logo-placeholder{display:inline-flex;align-items:center;justify-content:center;min-width:132px;height:38px;padding:0 12px;background:#EDF5FF;border:1px solid var(--line);border-radius:10px;color:var(--blue);font-weight:800}.nav-core{display:flex;align-items:center;justify-content:center;gap:2px;min-width:0}.nav-core a{color:#24364F;padding:8px 11px;font-weight:700;text-decoration:none;white-space:nowrap}.nav-core a.is-current,.nav-core a:hover{color:#137CD8;box-shadow:inset 0 -2px 0 #2FA8F7}.main-btn{display:inline-flex;align-items:center;justify-content:center;height:40px;min-width:92px;padding:0 18px;background:linear-gradient(135deg,#45C7FF 0%,#2FA8F7 48%,#137CD8 100%);color:#FFFFFF;border-radius:999px;text-decoration:none;font-weight:700;box-shadow:0 10px 22px rgba(19,124,216,.18);touch-action:manipulation}.header-cta{flex:0 0 auto}.menu-toggle{display:none;border:0;background:transparent;color:var(--blue);font-weight:800;min-height:40px;padding:0 6px}.channel-bar{background:var(--bar);border-top:1px solid rgba(47,168,247,.08);border-bottom:1px solid rgba(47,168,247,.1)}.channel-scroll{max-width:1140px;margin:0 auto;padding:0 16px;display:flex;gap:4px;overflow-x:auto;scrollbar-width:thin}.channel-scroll a{flex:0 0 auto;color:var(--muted);text-decoration:none;font-size:14px;padding:9px 8px}.channel-scroll a:hover,.channel-scroll a.is-current{color:var(--blue)}.site-main{min-height:60vh}.container{width:min(1140px,calc(100% - 32px));margin:0 auto}.article{width:min(820px,calc(100% - 32px));margin:34px auto 48px}.breadcrumb{font-size:14px;color:var(--muted);margin-bottom:12px}.breadcrumb a{color:var(--blue);text-decoration:none}.page-hero,.paper,.notice-strip,.index-card,.service-card,.faq-item{background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow)}.page-hero{padding:26px 28px;margin-bottom:22px}.page-hero h1,.index-title{margin:0 0 12px;color:var(--blue);line-height:1.22}.page-hero h1{font-size:36px}.lead{font-size:18px;color:#38546f;margin:0}.paper{padding:24px 28px;margin:18px 0}.paper h2{font-size:24px;line-height:1.35;color:var(--blue);margin:0 0 12px}.paper h3{font-size:18px;color:#31506d;margin:18px 0 8px}.paper p{margin:10px 0}.link-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}.text-link{display:inline-flex;align-items:center;min-height:40px;padding:7px 12px;border:1px solid var(--line);border-radius:999px;background:#F7FBFF;text-decoration:none;font-weight:700}.note-list{padding-left:22px;margin:10px 0}.note-list li{margin:7px 0}.media{position:relative;width:100%;max-width:100%;overflow:hidden;border-radius:14px;background:#EDF5FF;aspect-ratio:16/9}.media>img{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;object-position:center center;display:block}.media-placeholder{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;color:#7894ad;font-size:14px;background:#EDF5FF}.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:24px;align-items:center}.step-list{counter-reset:step;display:grid;gap:12px}.step{position:relative;padding:14px 16px 14px 54px;background:#F7FBFF;border:1px solid var(--line);border-radius:14px}.step:before{counter-increment:step;content:counter(step);position:absolute;left:14px;top:14px;width:28px;height:28px;border-radius:50%;display:grid;place-items:center;background:var(--blue);color:#fff;font-weight:800}.pill-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.pill-card{background:#fff;border:1px solid var(--line);border-radius:15px;padding:18px;box-shadow:var(--shadow)}.pill-card h2,.pill-card h3{color:var(--blue);margin:0 0 8px}.pill-card p{margin:0;color:var(--muted)}.hero-slider{width:min(1140px,calc(100% - 32px));margin:24px auto 22px;position:relative;z-index:1;border-radius:16px;background:#fff;box-shadow:var(--shadow);overflow:hidden;height:290px}.hero-slide{display:none;position:absolute;inset:0}.hero-slide.is-active{display:block}.hero-slide .media{height:100%;aspect-ratio:auto;border-radius:0}.slider-prev,.slider-next{position:absolute;top:50%;transform:translateY(-50%);z-index:2;width:42px;height:42px;border:0;border-radius:50%;background:rgba(255,255,255,.9);color:var(--blue);font-size:24px;box-shadow:0 6px 18px rgba(16,43,70,.15)}.slider-prev{left:14px}.slider-next{right:14px}.slider-dots{position:absolute;left:0;right:0;bottom:12px;z-index:2;display:flex;justify-content:center;gap:8px}.slider-dot{width:10px;height:10px;padding:0;border:0;border-radius:50%;background:rgba(19,124,216,.28)}.slider-dot.is-active{background:var(--blue)}.index-wrap{padding:10px 0 46px}.index-title{font-size:38px}.index-intro{margin:0 0 20px;font-size:17px}.index-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.index-card{padding:18px;text-decoration:none}.index-card strong{display:block;color:var(--blue);font-size:18px;margin-bottom:4px}.index-card span{color:var(--muted);font-size:14px}.notice-strip{padding:18px 22px;margin:22px 0;background:#F4F8FF;box-shadow:none}.app-strip{display:grid;grid-template-columns:220px 1fr;gap:22px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:16px;padding:18px;box-shadow:var(--shadow);margin-top:22px}.app-strip .media{height:140px;aspect-ratio:auto}.faq-list{display:grid;gap:14px}.faq-item{padding:20px}.faq-item h2{margin:0 0 8px;color:var(--blue);font-size:20px}.faq-item p{margin:0}.float-tools{position:fixed;right:12px;top:34%;z-index:8000;width:48px;display:flex;flex-direction:column;gap:8px}.float-tools a,.float-tools button{min-height:46px;padding:7px 5px;background:#fff;color:var(--blue);border:1px solid var(--line);border-radius:10px;text-decoration:none;font-size:12px;line-height:1.2;text-align:center;box-shadow:0 5px 14px rgba(19,124,216,.1)}.float-tools .float-register{background:linear-gradient(135deg,#45C7FF,#137CD8);color:#fff;border:0}.float-tools button{font-family:inherit}.site-footer{background:var(--footer);color:var(--footerText);padding:42px 0 20px}.footer-grid{width:min(1140px,calc(100% - 32px));margin:0 auto;display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:26px}.site-footer h2{font-size:16px;margin:0 0 10px;color:#fff}.site-footer a{display:block;color:#CBE9FF;text-decoration:none;margin:6px 0}.footer-brand img{height:38px;width:auto;max-width:156px;object-fit:contain;background:#fff;border-radius:8px;padding:3px}.footer-brand-text{font-size:22px;font-weight:800;color:#fff}.footer-brand p{margin:12px 0 0;color:#CBE1F3}.footer-bottom{width:min(1140px,calc(100% - 32px));margin:26px auto 0;padding-top:16px;border-top:1px solid rgba(234,246,255,.16);color:#CBE1F3;font-size:13px}.mobile-bottom{display:none}.mobile-drawer,.drawer-mask{display:none}.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:16px;border-bottom:1px solid var(--line)}.drawer-logo img{height:36px;width:auto;max-width:148px;object-fit:contain}.drawer-close{min-height:40px;border:1px solid var(--line);border-radius:999px;background:#fff;color:var(--blue);font-weight:700;padding:0 14px}.drawer-group{padding:12px 16px;border-bottom:1px solid #edf3f8}.drawer-group strong{display:block;color:var(--blue);font-size:13px;margin-bottom:6px}.drawer-group a{display:inline-flex;min-height:40px;align-items:center;margin-right:10px;color:var(--text);text-decoration:none;font-size:14px}body.drawer-open{overflow:hidden}
@media(max-width:980px){.nav-core,.channel-bar{display:none}.menu-toggle{display:inline-flex;align-items:center;justify-content:center}.header-inner{min-height:62px;padding:0 12px;gap:8px}.site-logo img{height:34px;max-width:136px}.header-cta{min-width:74px;height:40px;padding:0 12px;font-size:14px}.mobile-drawer{display:block;position:fixed;inset:0 auto 0 0;width:min(84vw,320px);background:#fff;z-index:12000;transform:translateX(-105%);transition:transform .2s ease;box-shadow:18px 0 40px rgba(16,43,70,.16);overflow-y:auto}.mobile-drawer.is-open{transform:translateX(0)}.drawer-mask{display:none;position:fixed;inset:0;background:rgba(16,43,70,.38);z-index:11000;opacity:0;pointer-events:none;transition:opacity .18s ease}.drawer-mask.is-visible{display:block;opacity:1;pointer-events:auto}.float-tools{display:none}.site-main{padding-bottom:68px}.mobile-bottom{position:fixed;left:0;right:0;bottom:0;z-index:8500;display:grid;grid-template-columns:repeat(4,1fr);background:#fff;border-top:1px solid rgba(47,168,247,.2);padding-bottom:env(safe-area-inset-bottom)}.mobile-bottom a{min-height:54px;display:flex;align-items:center;justify-content:center;text-decoration:none;color:var(--blue);font-size:14px;font-weight:700}.page-hero h1{font-size:30px}.split{grid-template-columns:1fr}.pill-grid{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1fr 1fr}.hero-slider{height:230px}}
@media(max-width:600px){.container,.article,.hero-slider{width:min(100% - 24px,1140px)}.page-hero{padding:20px 18px}.page-hero h1{font-size:28px}.lead{font-size:16px}.paper{padding:20px 18px}.paper h2{font-size:21px}.hero-slider{height:165px;margin-top:16px}.slider-prev,.slider-next{width:38px;height:38px}.index-title{font-size:30px}.index-grid{grid-template-columns:1fr 1fr;gap:10px}.index-card{padding:14px 12px}.index-card strong{font-size:16px}.app-strip{grid-template-columns:1fr}.app-strip .media{height:170px}.pill-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.site-footer{padding-bottom:78px}.header-inner{display:grid;grid-template-columns:74px minmax(0,1fr) 78px}.site-logo{justify-self:center;min-width:0}.header-cta{justify-self:end}.menu-toggle{justify-self:start}.logo-placeholder{min-width:0;width:128px}.article{margin-top:22px}}