*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#fff;color:#222;font:16px/1.75 Arial,"PingFang SC","Microsoft YaHei",sans-serif;overflow-x:hidden}body.drawer-open{overflow:hidden}img,svg{max-width:100%}a{color:#5F55F5;text-decoration:none;touch-action:manipulation}a:hover{text-decoration:underline}button{font:inherit;cursor:pointer;touch-action:manipulation}button:focus-visible,a:focus-visible{outline:3px solid #FFC400;outline-offset:3px}.container{width:min(100% - 36px,1160px);margin:auto}.skip-link{position:absolute;top:-90px;left:12px;background:#231A68;color:#fff;z-index:13000;padding:8px}.skip-link:focus{top:8px}.site-header{background:#fff;position:relative;z-index:100;box-shadow:0 1px 12px rgba(35,26,104,.07)}.header-inner{height:76px;display:flex;align-items:center;gap:22px;justify-content:space-between;flex-wrap:nowrap}.brand{display:inline-flex;align-items:center;flex:none;color:#231A68;white-space:nowrap}.brand 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h3{margin-top:0}.text-link{font-weight:700;display:inline-block;min-height:40px;padding-top:5px}.chip-list{display:flex;flex-wrap:wrap;gap:10px}.chip-list a{background:#F3F5FF;border-radius:28px;padding:8px 16px;min-height:40px;color:#231A68}.text-columns{columns:2;column-gap:42px}.text-columns p{break-inside:avoid}.prose{max-width:940px}.prose p{margin:0 0 20px}.prose h2{margin-top:26px}.article-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:17px}.faq-list{display:grid;gap:16px}.faq-item{background:#fff;border:1px solid #e8e8f8;border-radius:14px;padding:18px 22px}.faq-item h2,.faq-item h3{font-size:19px;margin:0 0 6px}.faq-item p{margin:0}.brand-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.brand-card{display:grid;grid-template-columns:160px minmax(0,1fr);gap:20px;align-items:center}.brand-card.no-img{display:block}.brand-card .media{height:112px;aspect-ratio:16/9}.brand-card h2{font-size:20px;margin:0 0 7px}.brand-card p{margin:0}.side-image{display:grid;grid-template-columns:1.2fr 1fr;align-items:center;gap:30px}.side-image .media{max-height:255px}.link-bar{display:flex;flex-wrap:wrap;gap:12px;padding:18px 0 2px}.link-bar a{min-height:40px;padding:6px 13px;border:1px solid #e3e1f8;border-radius:22px}.site-footer{background:#120B3D;color:#EDEBFF;padding:47px 0 90px}.footer-grid{display:grid;grid-template-columns:1.6fr repeat(3,1fr);gap:32px}.site-footer h2{color:#fff;font-size:17px;margin:0 0 12px}.site-footer a{color:#EDEBFF;display:block;min-height:35px}.site-footer .brand{display:inline-flex}.site-footer .brand strong{color:#EDEBFF}.footer-about p{max-width:280px;color:#EDEBFF}.footer-bottom{border-top:1px solid 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@media(max-width:980px){.desktop-nav{display:none}.header-inner{height:64px;display:grid;grid-template-columns:minmax(80px,1fr) auto minmax(80px,1fr);gap:4px;width:min(100% - 24px,1160px)}.menu-toggle{display:flex;flex-direction:column;justify-content:center;gap:4px;align-items:center;width:42px;height:42px;border:0;background:transparent;padding:5px;justify-self:start}.menu-toggle span{width:22px;height:2px;background:#231A68;border-radius:3px}.header-inner .brand{justify-self:center}.header-inner .brand img{height:28px;max-width:122px}.header-inner .brand strong{font-size:19px}.register-btn{height:36px;min-height:36px;min-width:76px;padding:5px 10px;font-size:13px;justify-self:end}.mobile-drawer{display:block;position:fixed;inset:0 auto 0 0;width:min(84vw,320px);background:#fff;color:#222;z-index:12000;transform:translateX(-105%);transition:transform .2s ease;overflow-y:auto;overscroll-behavior:contain}.mobile-drawer.is-open{transform:translateX(0)}.drawer-mask{display:none;position:fixed;inset:0;background:rgba(18,11,61,.42);z-index:11000;opacity:0;pointer-events:none}.drawer-mask.is-visible{display:block;opacity:1;pointer-events:auto}.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid #EDEBFF}.drawer-head img{height:28px;width:auto;object-fit:contain}.drawer-close{width:42px;height:42px;border:0;background:#F3F5FF;border-radius:9px;color:#231A68;font-size:28px}.drawer-group{padding:10px 18px}.drawer-group h2{font-size:14px;color:#5F6472;margin:9px 0 2px}.drawer-group a{display:block;min-height:42px;padding:7px 10px;color:#231A68;border-radius:9px}.drawer-group a:hover{background:#F3F5FF}.hero-grid,.side-image{grid-template-columns:1fr}.hero{padding:38px 0}.mobile-bottom{display:grid;position:fixed;bottom:0;left:0;right:0;z-index:9000;background:#fff;border-top:1px solid #EDEBFF;grid-template-columns:repeat(4,1fr);height:60px;padding-bottom:env(safe-area-inset-bottom)}.mobile-bottom a{display:flex;align-items:center;justify-content:center;color:#231A68;min-height:48px;font-size:14px}.mobile-bottom a.selected{color:#5F55F5;border-top:2px solid #FFC400;font-weight:bold}body{padding-bottom:60px}.to-top{bottom:80px}.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:650px){.container{width:min(100% - 28px,1160px)}.hero h1,.page-hero h1{font-size:30px}.hero .media{max-height:180px}.media.horizontal,.image-grid .media{max-height:170px}.image-grid{grid-template-columns:1fr;gap:12px}.grid3,.grid2,.article-list,.brand-grid{grid-template-columns:1fr}.section{padding:34px 0}.section h2{font-size:23px}.card{padding:19px}.text-columns{columns:1}.brand-card{grid-template-columns:120px minmax(0,1fr);gap:12px}.brand-card .media{height:82px}.footer-grid{gap:22px}.footer-about{grid-column:1/-1}.page-hero{padding:30px 0 20px}}
@media(max-width:375px){.header-inner{grid-template-columns:64px 1fr 80px}.header-inner .brand img{max-width:104px}.header-inner .brand strong{font-size:17px}.register-btn{font-size:12px;padding:4px 8px}.brand-card{grid-template-columns:104px minmax(0,1fr)}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.mobile-drawer,.to-top{transition:none}}