*{box-sizing:border-box}
html{scroll-behavior:smooth;overflow-x:hidden}
body{margin:0;background:#fff;color:#222;font-family:Arial,"PingFang SC","Microsoft YaHei",sans-serif;line-height:1.78;overflow-x:hidden}
a{color:#1E63D6;text-decoration:none} a:hover{color:#B90018}
img,svg,video{max-width:100%}
button,input,select,textarea{font:inherit}
.site-header{position:sticky;top:0;z-index:9999;width:100%;background:rgba(255,255,255,.94);backdrop-filter:blur(12px);box-shadow:0 8px 24px rgba(16,43,106,.08)}
.header-inner{max-width:1180px;min-height:70px;margin:0 auto;padding:0 18px;display:flex;align-items:center;justify-content:space-between;gap:14px}
.site-logo,.drawer-logo,.footer-logo{display:inline-flex;align-items:center;min-width:118px}
.site-logo img{display:block;height:40px;width:auto;max-width:168px;object-fit:contain}
.drawer-logo img,.footer-logo img{display:block;height:38px;width:auto;max-width:160px;object-fit:contain}
.logo-text{font-weight:900;color:#102B6A;font-size:24px;letter-spacing:.04em}
.nav-core{display:flex;align-items:center;justify-content:center;gap:2px;white-space:nowrap}
.nav-core a{color:#102B6A;padding:8px 11px;font-weight:700;text-decoration:none;white-space:nowrap;border-bottom:2px solid transparent}
.nav-core a.is-current,.nav-core a:hover{color:#E8212E;border-bottom:2px solid #1E63D6}
.main-btn{display:inline-flex;align-items:center;justify-content:center;height:42px;min-width:96px;padding:0 20px;background:linear-gradient(135deg,#E8212E 0%,#D91838 42%,#1E63D6 100%);color:#fff;border-radius:999px;text-decoration:none;font-weight:700;box-shadow:0 12px 26px rgba(232,33,46,.22);white-space:nowrap}
.main-btn:hover{color:#fff;transform:translateY(-1px)}
.menu-toggle{display:none;border:0;background:transparent;width:42px;height:42px;padding:9px;cursor:pointer}
.menu-toggle span{display:block;height:2px;background:#102B6A;margin:5px 0;border-radius:2px}
.channel-bar{background:#F6F8FF;border-top:1px solid rgba(30,99,214,.08);border-bottom:1px solid rgba(30,99,214,.1)}
.channel-inner{max-width:1180px;margin:0 auto;padding:0 18px;display:flex;align-items:center;gap:4px;overflow-x:auto;scrollbar-width:none}
.channel-inner::-webkit-scrollbar{display:none}.channel-inner a{flex:0 0 auto;color:#5F6472;padding:10px 9px;font-size:14px;white-space:nowrap}.channel-inner a.is-current,.channel-inner a:hover{color:#E8212E}
.site-main{display:block;min-height:50vh}
.container{width:min(1180px,calc(100% - 36px));margin:0 auto}.reading{width:min(820px,calc(100% - 36px));margin:0 auto}
.section{padding:54px 0}.section-tight{padding:36px 0}.soft{background:#F6F8FF}.soft-blue{background:#F2F6FF}
.eyebrow{display:inline-flex;padding:5px 10px;border-radius:999px;background:#FFF3F4;color:#E8212E;font-size:13px;font-weight:800;margin-bottom:10px}
h1,h2,h3{color:#102B6A;line-height:1.25;margin-top:0}h1{font-size:clamp(30px,4vw,44px);margin-bottom:18px}h2{font-size:clamp(23px,3vw,31px);margin-bottom:14px}h3{font-size:19px;margin-bottom:8px}
p,li{font-size:17px}.lead{font-size:19px;color:#33405f;max-width:850px}.muted{color:#5F6472}.small{font-size:14px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:24px}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.panel{background:#fff;border:1px solid rgba(30,99,214,.12);border-radius:16px;padding:24px;box-shadow:0 16px 40px rgba(16,43,106,.07)}
.panel.flat{box-shadow:none}.panel p:last-child{margin-bottom:0}
.text-link{display:inline-flex;align-items:center;gap:6px;font-weight:800;margin-top:8px}.text-link:after{content:'→'}
.media{position:relative;width:100%;max-width:100%;overflow:hidden;border-radius:14px;background:#F6F8FF;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;background:linear-gradient(135deg,#F6F8FF,#EEF3FF)}
.media.content-media{min-height:200px;max-height:240px}.media.card-media{min-height:150px;max-height:176px}
.breadcrumb{font-size:14px;color:#5F6472;margin-bottom:18px}.breadcrumb a{color:#5F6472}.breadcrumb span{margin:0 6px}
.hero-simple{padding:54px 0 30px}.hero-simple .lead{margin-bottom:0}
.article-body p{margin:0 0 18px}.article-body ul,.article-body ol{padding-left:22px}.article-body li{margin:8px 0}
.note{border-left:4px solid #1E63D6;background:#F2F6FF;padding:18px 20px;border-radius:0 14px 14px 0}.note.warn{border-left-color:#E8212E;background:#FFF3F4}
.link-row{display:flex;flex-wrap:wrap;gap:10px 18px}.link-row a{font-weight:700}
.split-reverse>*:first-child{order:2}.split-reverse>*:last-child{order:1}
.step-list{display:grid;gap:14px;counter-reset:step}.step{position:relative;padding:20px 20px 20px 66px;background:#fff;border:1px solid rgba(30,99,214,.12);border-radius:16px}.step:before{counter-increment:step;content:counter(step);position:absolute;left:20px;top:20px;width:30px;height:30px;border-radius:50%;display:grid;place-items:center;background:#1E63D6;color:#fff;font-weight:800}
.chip-list{display:flex;flex-wrap:wrap;gap:10px}.chip-list a,.chip-list span{padding:8px 12px;border-radius:999px;background:#F2F6FF;color:#102B6A;font-weight:700}
.table-like{display:grid;gap:1px;background:rgba(30,99,214,.12);border:1px solid rgba(30,99,214,.12);border-radius:14px;overflow:hidden}.table-row{display:grid;grid-template-columns:170px 1fr;gap:1px}.table-row>*{background:#fff;padding:16px}.table-row strong{color:#102B6A}
/* carousel */
.carousel-wrap{padding:26px 0 18px}.carousel{position:relative;width:min(1180px,calc(100% - 36px));height:330px;margin:0 auto;border-radius:16px;background:#F6F8FF;overflow:hidden}.carousel-slide{position:absolute;inset:0;opacity:0;pointer-events:none;transition:opacity .35s ease}.carousel-slide.is-active{opacity:1;pointer-events:auto}.carousel-slide .media{height:100%;aspect-ratio:auto;border-radius:0}.carousel-slide .media>img{object-fit:contain}.carousel-prev,.carousel-next{position:absolute;top:50%;transform:translateY(-50%);z-index:3;width:42px;height:42px;border:0;border-radius:50%;background:rgba(255,255,255,.9);color:#102B6A;font-size:28px;line-height:1;cursor:pointer;box-shadow:0 6px 18px rgba(16,43,106,.14)}.carousel-prev{left:14px}.carousel-next{right:14px}.carousel-dots{position:absolute;left:50%;bottom:14px;transform:translateX(-50%);display:flex;gap:8px;z-index:3}.carousel-dot{width:9px;height:9px;border-radius:50%;padding:0;border:0;background:rgba(16,43,106,.32);cursor:pointer}.carousel-dot.is-active{background:#E8212E}
.magazine{display:grid;grid-template-columns:62fr 38fr;gap:24px}.magazine-main{display:grid;grid-template-columns:1.05fr .95fr;gap:22px;align-items:center}.magazine-stack{display:grid;gap:14px}.magazine-stack .panel{padding:20px}.topic-band{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.topic-item{background:#fff;border:1px solid rgba(30,99,214,.12);border-radius:16px;padding:22px}.topic-item p{font-size:15px;color:#5F6472}.news-flash{padding:19px 22px;background:#102B6A;color:#fff;border-radius:16px;font-size:16px}.app-strip{display:grid;grid-template-columns:1.25fr .75fr;gap:24px;align-items:center;background:#F2F6FF;border:1px solid rgba(30,99,214,.12);border-radius:16px;padding:26px}.app-strip .media{max-height:210px}
/* mobile drawer */
.mobile-drawer,.drawer-mask{display:none}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:18px;border-bottom:1px solid rgba(30,99,214,.12)}.drawer-close{width:40px;height:40px;border:0;border-radius:50%;background:#F2F6FF;color:#102B6A;font-size:28px;cursor:pointer}.drawer-group{padding:14px 18px;border-bottom:1px solid rgba(30,99,214,.08)}.drawer-group strong{display:block;color:#102B6A;margin-bottom:8px}.drawer-group a{display:block;padding:8px 0;color:#33405f}.drawer-open{overflow:hidden}
.side-float{position:fixed;right:14px;top:50%;transform:translateY(-50%);z-index:9000;display:flex;flex-direction:column;width:86px;background:#fff;border:1px solid rgba(30,99,214,.12);border-radius:14px;overflow:hidden;box-shadow:0 16px 40px rgba(16,43,106,.12)}.side-float a,.side-float button{display:flex;align-items:center;justify-content:center;min-height:44px;padding:8px 6px;border:0;border-bottom:1px solid rgba(30,99,214,.09);background:#fff;color:#1E63D6;font-size:13px;cursor:pointer}.side-float .float-register{background:linear-gradient(135deg,#E8212E 0%,#D91838 42%,#1E63D6 100%);color:#fff;font-weight:800}.side-float button:last-child{border-bottom:0}.mobile-bottom{display:none}
.site-footer{background:#071A46;color:#EAF0FF;padding:52px 0 24px}.footer-grid{width:min(1180px,calc(100% - 36px));margin:0 auto;display:grid;grid-template-columns:1.25fr 1fr 1fr 1fr;gap:28px}.site-footer h2{font-size:17px;color:#fff}.site-footer a{display:block;color:#EAF0FF;margin:7px 0}.site-footer a:hover{color:#fff}.footer-brand p{font-size:14px;color:#cbd6f5;max-width:280px}.footer-bottom{width:min(1180px,calc(100% - 36px));margin:30px auto 0;border-top:1px solid rgba(234,240,255,.18);padding-top:18px;color:#cbd6f5;font-size:13px;display:flex;gap:14px;justify-content:space-between;flex-wrap:wrap}
.faq-list{display:grid;gap:14px}.faq-item{background:#fff;border:1px solid rgba(30,99,214,.12);border-radius:16px;padding:22px}.faq-item h2{font-size:20px;margin-bottom:8px}.faq-item p{margin:0}
@media(max-width:1260px){.site-main{padding-right:58px}.site-footer{padding-right:58px}}
@media(max-width:1080px){.nav-core a{padding:8px 8px;font-size:14px}.header-inner{gap:10px}.header-action{min-width:86px;padding:0 14px}.magazine{grid-template-columns:1fr}.magazine-stack{grid-template-columns:repeat(3,1fr)}.topic-band{grid-template-columns:repeat(2,1fr)}}
@media(max-width:980px){
  .site-main,.site-footer{padding-right:0}.header-inner{min-height:64px;display:grid;grid-template-columns:44px 1fr auto;padding:0 12px}.menu-toggle{display:block}.site-logo{justify-self:center}.site-logo img{height:34px;max-width:150px}.nav-core,.channel-bar{display:none}.header-action{height:40px;min-width:84px;padding:0 14px;font-size:14px}.side-float{display:none}
  .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(16,43,106,.18);overflow-y:auto}
  .mobile-drawer.is-open{transform:translateX(0)}
  .drawer-mask{display:none;position:fixed;inset:0;background:rgba(7,26,70,.42);z-index:11000;opacity:0;pointer-events:none;transition:opacity .18s ease}
  .drawer-mask.is-visible{display:block;opacity:1;pointer-events:auto}
  .mobile-bottom{position:fixed;left:0;right:0;bottom:0;z-index:9500;display:grid;grid-template-columns:repeat(4,1fr);background:#fff;border-top:1px solid rgba(30,99,214,.12);padding-bottom:env(safe-area-inset-bottom)}.mobile-bottom a{height:54px;display:grid;place-items:center;color:#102B6A;font-size:14px;font-weight:800}.site-footer{padding-bottom:84px}
  .carousel{height:260px}.grid-4{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:1fr 1fr}.app-strip{grid-template-columns:1fr}.magazine-main{grid-template-columns:1fr}.media.content-media{max-height:none}
}
@media(max-width:680px){
  .container,.reading,.carousel{width:min(100% - 24px,1180px)}.section{padding:38px 0}.section-tight{padding:28px 0}.hero-simple{padding:38px 0 24px}h1{font-size:clamp(27px,9vw,32px)}h2{font-size:24px}p,li{font-size:16px}.lead{font-size:17px}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}.topic-band{grid-template-columns:repeat(2,1fr);gap:12px}.topic-item{padding:18px}.magazine-stack{grid-template-columns:1fr}.carousel{height:178px}.carousel-prev,.carousel-next{width:36px;height:36px;font-size:24px}.carousel-prev{left:8px}.carousel-next{right:8px}.app-strip{padding:18px}.table-row{grid-template-columns:1fr}.table-row strong{padding-bottom:0}.table-row span{padding-top:8px}.footer-grid{grid-template-columns:1fr}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:10px}
}
@media(max-width:430px){.header-inner{grid-template-columns:42px minmax(0,1fr) auto;gap:6px}.menu-toggle{width:40px}.site-logo{min-width:0}.site-logo img{max-width:122px;height:30px}.logo-text{font-size:19px}.header-action{min-width:76px;height:38px;padding:0 11px;font-size:13px}.topic-item p{font-size:14px}.carousel{height:168px}}