*{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}a:focus-visible,button:focus-visible{outline:3px solid #FFC400;outline-offset:3px}button{font:inherit;cursor:pointer}h1,h2,h3{color:#231A68;line-height:1.35;margin:0 0 18px}h1{font-size:clamp(28px,3.2vw,38px);letter-spacing:-.02em}h2{font-size:25px}h3{font-size:19px}p{margin:0 0 16px}.container{width:min(100% - 36px,1160px);margin-inline:auto}.skip-link{position:absolute;top:-100px;left:12px;z-index:15000;background:white;padding:8px}.skip-link:focus{top:4px}.site-header{position:relative;z-index:100;background:#fff;border-bottom:1px solid #eceaf7}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:22px;min-height:76px}.brand-logo{display:flex;align-items:center;min-width:132px;color:#231A68;font-size:23px;font-weight:800;white-space:nowrap}.brand-logo img{height:36px;width:auto;max-width:150px;object-fit:contain}.main-nav{display:flex;align-items:center;justify-content:center;gap:clamp(12px,1.8vw,30px);flex:1;white-space:nowrap}.main-nav a{display:inline-flex;align-items:center;min-height:76px;border-bottom:2px solid transparent;color:#222;font-size:15px;font-weight:700;white-space:nowrap}.main-nav a:hover,.main-nav .active{color:#5F55F5;text-decoration:none}.main-nav .active{border-color:#FFC400}.register-button{display:inline-flex;align-items:center;justify-content:center;min-height:42px;min-width:102px;padding:7px 19px;border-radius:999px;background:linear-gradient(135deg,#5F55F5 0%,#7668FF 48%,#FFC400 100%);color:#fff;font-weight:700;white-space:nowrap;box-shadow:0 5px 14px rgba(95,85,245,.16)}.register-button:hover{color:#fff;text-decoration:none;filter:brightness(.98)}.menu-toggle{display:none}.site-main{min-height:60vh}.page-hero{padding:58px 0 42px;background:linear-gradient(120deg,#F7F8FC,#F3F5FF)}.page-hero p{max-width:860px;color:#5F6472;font-size:17px}.eyebrow{font-size:13px;font-weight:bold;color:#5F55F5;letter-spacing:2px;margin-bottom:12px}.content-container{padding-top:28px;padding-bottom:70px}.content-section{margin:16px 0 30px;padding:30px 34px;background:#fff;border:1px solid #edecf7;border-radius:18px;box-shadow:0 5px 24px rgba(36,26,104,.035)}.content-section:nth-of-type(2n){background:#F7F8FC}.content-section p:last-child{margin-bottom:0}.content-section ul{padding-left:1.4em}.content-section li{margin:9px 0}.related{background:#F3F5FF!important}.link-row{display:flex;gap:12px;flex-wrap:wrap}.link-row a{display:inline-flex;min-height:42px;align-items:center;gap:10px;padding:7px 13px;border:1px solid #e1dffe;border-radius:10px;background:white;font-weight:700}.media{position:relative;width:100%;max-width:100%;overflow:hidden;border-radius:14px;background:#F3F5FF;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{background:linear-gradient(135deg,#F3F5FF 15%,#ece9ff 65%,#faf9ff 100%)}.hero-media{height:260px;aspect-ratio:auto}.feature-media{height:240px;aspect-ratio:auto;margin:18px 0 22px}.brand-media{height:145px;aspect-ratio:16/9}.gallery{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:17px;margin-top:25px}.gallery .media{height:205px;aspect-ratio:auto}.intro-grid{display:grid;grid-template-columns:1.15fr 1fr;gap:32px;align-items:center}.intro-copy{padding:5px 0}.muted{color:#5F6472}.topic-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.topic-card{background:#fff;border:1px solid #edeaff;border-radius:14px;padding:22px}.topic-card h3{margin-bottom:12px}.brand-preview{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.brand-preview article{padding:19px;background:white;border:1px solid #e7e6f2;border-radius:13px}.brand-preview h3{font-size:18px}.brand-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.brand-item{padding:19px;background:white;border:1px solid #eae8f7;border-radius:14px;min-width:0}.brand-item h2{font-size:21px}.brand-item p{font-size:15px}.brand-item .brand-media{margin-bottom:15px}.faq-list details{padding:18px 0;border-bottom:1px solid #eceaf7}.faq-list summary{color:#231A68;font-weight:700;cursor:pointer;font-size:18px}.faq-list details p{margin:12px 0 0}.notes-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:15px}.note-card{border:1px solid #eeecfa;border-radius:13px;padding:22px;background:white}.note-card h3{margin-bottom:11px}.site-footer{background:#120B3D;color:#EDEBFF;padding:55px 0 20px}.site-footer h2{color:#fff;font-size:17px;margin-bottom:14px}.site-footer a{color:#EDEBFF;display:block;min-height:36px}.footer-grid{display:grid;grid-template-columns:1.6fr repeat(3,1fr);gap:32px}.footer-intro p{font-size:14px;color:#EDEBFF;max-width:300px;margin-top:13px}.footer-logo{font-size:24px;font-weight:800}.footer-logo img{height:36px;width:auto;object-fit:contain}.footer-bottom{margin-top:32px;border-top:1px solid rgba(255,255,255,.17);padding-top:18px;display:flex;justify-content:space-between;gap:18px;font-size:13px}.footer-bottom p{margin:0}.mobile-bottom{display:none}.mobile-drawer,.drawer-mask{display:none}.back-top{position:fixed;right:18px;bottom:18px;width:42px;height:42px;border-radius:50%;border:1px solid #d9d5ff;color:#5F55F5;background:#fff;z-index:20;box-shadow:0 4px 15px #120B3D1a}.drawer-group{padding:12px 20px;border-bottom:1px solid #eee}.drawer-group h2{font-size:14px;color:#5F6472;margin:0 0 5px}.drawer-group a{display:block;min-height:42px;line-height:42px;color:#222}.drawer-group a[aria-current]{color:#5F55F5;font-weight:700}.drawer-heading{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:16px 20px;border-bottom:1px solid #eee}.drawer-logo{color:#231A68;font-size:21px;font-weight:800}.drawer-logo img{height:28px;width:auto;object-fit:contain}.drawer-close{width:42px;height:42px;background:#F3F5FF;border:0;border-radius:8px;font-size:30px;line-height:1}
@media(max-width:980px){
.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}
.header-inner{min-height:62px;display:grid;grid-template-columns:minmax(42px,1fr) auto minmax(76px,1fr);gap:8px;width:min(100% - 20px,1160px)}.menu-toggle{display:flex;flex-direction:column;justify-content:center;gap:5px;width:42px;height:42px;padding:10px;border:0;background:#F3F5FF;border-radius:10px;justify-self:start}.menu-toggle span{width:22px;height:2px;background:#231A68;display:block}.main-nav{display:none}.brand-logo{min-width:0;justify-self:center;font-size:20px}.brand-logo img{height:28px;max-width:125px}.register-button{justify-self:end;height:36px;min-height:36px;min-width:76px;padding:5px 11px;font-size:13px}.site-main{padding-bottom:64px}.mobile-bottom{position:fixed;display:grid;grid-template-columns:repeat(4,1fr);bottom:0;left:0;right:0;background:#fff;border-top:1px solid #eeedf5;z-index:500;min-height:60px;padding-bottom:env(safe-area-inset-bottom)}.mobile-bottom a{min-height:54px;display:flex;align-items:center;justify-content:center;font-size:14px;color:#5F6472;font-weight:700}.mobile-bottom a[aria-current]{color:#5F55F5}.back-top{bottom:77px}.intro-grid{grid-template-columns:1fr}.hero-media{height:240px}.gallery .media{height:180px}.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.footer-bottom{flex-wrap:wrap}}
@media(max-width:620px){.container{width:min(100% - 26px,1160px)}.page-hero{padding:34px 0 22px}.page-hero p{font-size:16px}.content-container{padding-top:12px;padding-bottom:36px}.content-section{padding:22px 18px;margin:12px 0 18px;border-radius:13px}h1{font-size:29px}h2{font-size:22px}.topic-grid,.brand-preview,.brand-list,.notes-grid{grid-template-columns:1fr}.gallery{grid-template-columns:1fr;gap:12px}.gallery .media{height:160px}.hero-media{height:170px}.feature-media{height:160px}.brand-media{height:150px}.footer-grid{grid-template-columns:1fr 1fr;gap:22px}.footer-intro{grid-column:span 2}.footer-bottom{display:block}.footer-bottom p{margin-bottom:7px}.brand-item{padding:16px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.mobile-drawer{transition:none}}