*{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}a:focus-visible,button:focus-visible{outline:3px solid #FFC400;outline-offset:3px}.container{width:min(100% - 36px,1160px);margin:0 auto}.site-header{position:relative;z-index:100;background:#fff;box-shadow:0 1px 14px rgba(35,26,104,.08)}.header-inner{height:76px;display:flex;align-items:center;justify-content:space-between;gap:22px;flex-wrap:nowrap}.brand-mark,.drawer-brand{display:flex;align-items:center;flex-shrink:0;color:#231A68;font-size:25px;white-space:nowrap}.brand-mark img{width:auto;height:36px;object-fit:contain}.desktop-nav{display:flex;gap:clamp(12px,2vw,28px);align-items:center;justify-content:center;flex:1;min-width:0;white-space:nowrap}.desktop-nav a{color:#292541;font-size:15px;font-weight:700;padding:24px 1px 19px;border-bottom:2px solid transparent;min-height:40px}.desktop-nav a.active{color:#5F55F5;border-bottom-color:#FFC400}.register-btn{display:inline-flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#5F55F5 0%,#7668FF 48%,#FFC400 100%);color:#FFFFFF;min-height:42px;min-width:106px;padding:4px 17px;border-radius:999px;white-space:nowrap;font-size:14px;font-weight:700;flex-shrink:0;box-shadow:0 6px 18px rgba(95,85,245,.17)}.register-btn:hover{color:#fff;text-decoration:none;filter:brightness(1.04)}.menu-toggle{display:none}.mobile-drawer,.drawer-mask{display:none}.page-intro{padding:56px 0 40px;background:linear-gradient(180deg,#F7F8FC,#fff)}.eyebrow{margin:0 0 6px;color:#5F55F5;font-size:13px;letter-spacing:2px;font-weight:700}.page-intro h1,.hero h1{font-size:clamp(30px,3.2vw,39px);line-height:1.35;color:#231A68;margin:0 0 17px}.lead{font-size:17px;line-height:1.85;max-width:800px;color:#50586d;margin:0}.section{padding:44px 0}.section.alt{background:#F7F8FC}.section h2{font-size:26px;line-height:1.4;color:#231A68;margin:0 0 19px}.section h3{color:#231A68;font-size:19px;margin:0 0 10px}.section p,.article p{margin:0 0 16px}.section p:last-child,.article p:last-child{margin-bottom:0}.hero{padding:56px 0 30px;background:#F7F8FC}.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;align-items:center;gap:36px}.hero-copy p{max-width:620px}.hero-actions{display:flex;flex-wrap:wrap;gap:13px;margin-top:25px}.text-link{display:inline-flex;align-items:center;min-height:40px;font-weight:700}.media{position:relative;width:100%;max-width:100%;overflow:hidden;border-radius:14px;background:#F3F5FF;aspect-ratio:16/9;height:clamp(200px,22vw,250px)}.media > img{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;object-position:center center;display:block}.media-placeholder{display:block;width:100%;height:100%;background:linear-gradient(135deg,#F3F5FF,#eae7ff)}.hero-media{height:clamp(220px,24vw,290px)}.media-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.media-grid .media{height:210px}.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.card{background:white;border:1px solid #e8e9f5;padding:24px;border-radius:16px;min-width:0;box-shadow:0 5px 20px rgba(35,26,104,.035)}.card h3{margin:0 0 12px}.card p{color:#50586d}.card .text-link{margin-top:6px}.article{max-width:920px}.article h2{font-size:25px;margin:30px 0 12px;color:#231A68;line-height:1.4}.article h3{font-size:19px;margin:23px 0 9px;color:#231A68}.article p{line-height:1.9}.article ul{margin:12px 0 20px;padding-left:23px}.link-strip{display:flex;gap:14px 22px;flex-wrap:wrap;margin-top:24px;padding:17px 20px;background:#F3F5FF;border-radius:14px}.link-strip a{min-height:40px;display:inline-flex;align-items:center;font-weight:700}.number-item{border-left:3px solid #5F55F5;padding:1px 0 1px 18px;margin:18px 0}.number-item span{color:#5F55F5;font-weight:700;font-size:13px}.brand-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.brand-card{border:1px solid #e5e6f4;border-radius:16px;padding:20px;background:#fff;min-width:0}.brand-card .media{height:205px;margin-bottom:13px}.brand-card h2{font-size:20px;margin:0 0 9px;color:#231A68}.brand-card p{margin:0;line-height:1.8;color:#4b5262}.qa-list{display:grid;gap:13px}.qa{border:1px solid #e8e9f5;background:#fff;border-radius:14px;padding:20px 23px}.qa h2,.qa h3{font-size:19px;margin:0 0 9px;color:#231A68}.qa p{margin:0}.site-footer{background:#120B3D;color:#EDEBFF;padding:43px 0 18px}.footer-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:25px}.footer-grid section{display:flex;flex-direction:column;align-items:flex-start;gap:6px}.footer-grid h2{color:#fff;font-size:17px;margin:0 0 9px}.footer-grid a{color:#EDEBFF;display:inline-flex;align-items:center;min-height:40px;font-size:14px}.footer-bottom{border-top:1px solid rgba(237,235,255,.17);margin-top:26px;padding-top:15px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;color:#EDEBFF;font-size:13px}.footer-bottom p{margin:0}.mobile-bottom{display:none}.back-top{position:fixed;right:20px;bottom:24px;z-index:80;width:42px;height:42px;border:1px solid #e1dfff;border-radius:50%;background:#fff;color:#5F55F5;box-shadow:0 3px 18px rgba(35,26,104,.1)}
@media(max-width:980px){
.desktop-nav{display:none}.header-inner{height:62px;display:grid;grid-template-columns:minmax(75px,1fr) auto minmax(76px,1fr);gap:8px}.menu-toggle{display:flex;width:42px;height:42px;flex-direction:column;justify-content:center;gap:5px;border:0;background:transparent;padding:10px;justify-self:start}.menu-toggle span{width:22px;height:2px;background:#231A68;display:block}.brand-mark{justify-self:center}.brand-mark img{height:28px}.brand-mark strong{font-size:19px}.register-btn{justify-self:end;min-width:76px;height:36px;min-height:36px;padding:3px 10px;font-size:12px}.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}.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}
.mobile-drawer{overflow-y:auto;overscroll-behavior:contain;padding:14px 18px 30px}.drawer-head{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid #e8e6f6;padding-bottom:10px}.drawer-brand img{height:28px;width:auto;object-fit:contain}.drawer-close{width:42px;height:42px;background:#F3F5FF;border:0;border-radius:50%;font-size:29px;color:#231A68}.drawer-label{font-size:12px;letter-spacing:1.5px;color:#5F55F5;font-weight:700;margin:20px 0 4px}.mobile-drawer>a{display:flex;align-items:center;min-height:42px;padding:4px 8px;color:#222;border-radius:8px}.mobile-drawer>a:hover{background:#F3F5FF}.mobile-bottom{display:grid;grid-template-columns:repeat(4,1fr);position:fixed;z-index:300;bottom:0;left:0;right:0;height:64px;background:#fff;border-top:1px solid #e6e5ef;padding-bottom:env(safe-area-inset-bottom)}.mobile-bottom a{display:flex;justify-content:center;align-items:center;min-height:40px;color:#37314c;font-size:14px;font-weight:700}.mobile-bottom a.selected{color:#5F55F5;border-top:2px solid #FFC400}.site-footer{padding-bottom:85px}.back-top{bottom:78px}.hero-grid{grid-template-columns:1fr;gap:22px}.cards{grid-template-columns:1fr 1fr}.media-grid .media{height:160px}}
@media(max-width:640px){.container{width:min(100% - 30px,1160px)}.page-intro{padding:34px 0 23px}.page-intro h1,.hero h1{font-size:30px}.lead{font-size:16px}.hero{padding:34px 0 24px}.section{padding:30px 0}.section h2,.article h2{font-size:23px}.hero-media{height:170px}.media{height:160px}.media-grid{grid-template-columns:1fr;gap:12px}.media-grid .media{height:165px}.cards,.brand-grid{grid-template-columns:1fr}.brand-card .media{height:160px}.footer-grid{grid-template-columns:1fr 1fr;gap:22px}.footer-grid section:last-child{grid-column:1/-1}.card{padding:19px}.brand-card{padding:17px}.footer-bottom{display:block}.footer-bottom p{margin:0 0 7px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.mobile-drawer{transition:none}}