*{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}a{color:#5148dc;text-decoration:none;touch-action:manipulation}a:hover{text-decoration:underline}button{font:inherit;cursor:pointer;touch-action:manipulation}img{max-width:100%}.container{max-width:1160px;margin:0 auto;padding:0 22px}.skip-link{position:absolute;left:-9999px;top:0;background:#fff;z-index:15000}.skip-link:focus{left:10px;top:10px;padding:10px}.site-header{background:#fff;border-bottom:1px solid #eee;position:relative;z-index:50}.header-inner{max-width:1160px;margin:auto;display:flex;align-items:center;justify-content:space-between;gap:20px;height:76px;padding:0 22px;white-space:nowrap}.logo{display:flex;align-items:center;justify-content:center;flex:0 0 auto;color:#231A68;font-size:23px;font-weight:800}.logo img{height:36px;width:auto;max-width:155px;object-fit:contain}.desktop-nav{display:flex;gap:clamp(12px,2vw,30px);align-items:center;justify-content:center;flex:1;min-width:0}.desktop-nav a{display:flex;align-items:center;color:#222;min-height:44px;padding:0 1px;border-bottom:2px solid transparent;font-weight:650;white-space:nowrap}.desktop-nav a.active{color:#5F55F5;border-bottom-color:#FFC400}.register-button{height:42px;min-width:104px;padding:0 17px;display:inline-flex;align-items:center;justify-content:center;border-radius:999px;color:#fff;background:linear-gradient(135deg,#5F55F5 0%,#7668FF 48%,#FFC400 100%);font-weight:700;white-space:nowrap;flex:0 0 auto}.register-button:hover{color:#fff;text-decoration:none;filter:brightness(.97)}.channel-strip{background:#F7F8FC}.strip-inner{display:flex;gap:23px;align-items:center;flex-wrap:wrap;padding-top:8px;padding-bottom:8px;font-size:14px}.strip-inner span{color:#5F6472}.main-content{padding-top:32px;padding-bottom:70px;min-height:60vh}h1,h2,h3{color:#231A68;line-height:1.28}h1{font-size:clamp(28px,3vw,38px);margin:8px 0 18px}h2{font-size:25px;margin:0 0 17px}h3{font-size:19px;margin:0 0 9px}p{margin:0 0 17px}.eyebrow{letter-spacing:.1em;color:#5F55F5;font-size:13px;font-weight:700}.lead{font-size:17px;max-width:920px;color:#454656}.page-intro{background:#F7F8FC;border-radius:20px;padding:30px 34px;margin-bottom:24px}.section{margin:24px 0;padding:28px 32px;background:#fff;border:1px solid #ebedf7;border-radius:18px}.section:nth-of-type(even){background:#F7F8FC}.section p:last-child{margin-bottom:0}.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{position:absolute;inset:0;background:linear-gradient(135deg,#F3F5FF,#EDEBFF)}.hero{display:grid;grid-template-columns:1.12fr 1fr;gap:28px;align-items:center;border-radius:20px;background:#F7F8FC;padding:34px}.hero .media{height:260px;aspect-ratio:auto}.hero p{max-width:600px}.image-triptych{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin:24px 0}.image-triptych .media{height:210px;aspect-ratio:auto}.three-cards,.brand-preview,.questions{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.tile{border:1px solid #e9e8fc;border-radius:16px;background:#fff;padding:20px}.tile p{color:#50566b}.tile a{display:inline-block;min-height:40px}.content-section .media{max-width:450px;margin:10px auto 22px;height:240px;aspect-ratio:auto}.brand-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.brand-item{border:1px solid #e9e8fc;border-radius:16px;padding:18px;background:#fff}.brand-item .media{height:205px;aspect-ratio:auto;margin-bottom:15px}.brand-item p{margin-bottom:0}.related{margin:32px 0;padding:18px 22px;background:#F3F5FF;border-radius:14px;display:flex;gap:15px 22px;align-items:center;flex-wrap:wrap}.related strong{color:#231A68}.related a{min-height:40px;display:inline-flex;align-items:center}.qa{border-bottom:1px solid #eceefa;padding:17px 0}.qa h3{margin-bottom:10px}.site-footer{background:#120B3D;color:#EDEBFF;padding:48px 0 25px}.footer-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}.site-footer h2{font-size:18px;color:#fff}.site-footer a{display:block;color:#EDEBFF;min-height:34px;width:max-content;max-width:100%}.footer-bottom{border-top:1px solid #4c456e;margin-top:30px;padding-top:20px;color:#EDEBFF;font-size:14px}.footer-bottom p{margin-bottom:7px}.menu-toggle,.mobile-bottom,.back-top{display:none}.mobile-drawer,.drawer-mask{display:none}.drawer-top{display:flex;align-items:center;justify-content:space-between;padding:16px 18px;border-bottom:1px solid #eee}.drawer-close{border:0;background:#F3F5FF;border-radius:10px;width:42px;height:42px;color:#231A68;font-size:27px}.drawer-nav{overflow:auto;max-height:calc(100dvh - 75px);padding:12px 22px 36px}.drawer-nav h2{margin:18px 0 5px;font-size:15px;color:#5F6472}.drawer-nav a{display:flex;align-items:center;min-height:43px;padding:5px 0;color:#231A68;border-bottom:1px solid #f3f3fa}.back-top{position:fixed;right:14px;bottom:85px;width:42px;height:42px;border:0;border-radius:50%;background:#5F55F5;color:white;z-index:40}@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}.drawer-open{overflow:hidden}.header-inner{height:62px;gap:8px;display:grid;grid-template-columns:minmax(76px,1fr) auto minmax(76px,1fr);padding:0 12px}.menu-toggle{display:flex;width:42px;height:42px;flex-direction:column;align-items:center;justify-content:center;gap:5px;background:#F3F5FF;border:0;border-radius:10px}.menu-toggle span{height:2px;width:20px;background:#231A68}.header-inner>.logo{justify-self:center}.logo img{height:28px;max-width:122px}.desktop-nav{display:none}.register-button{justify-self:end;min-width:76px;height:36px;padding:0 10px;font-size:13px}.mobile-bottom{display:grid;grid-template-columns:repeat(4,1fr);position:fixed;bottom:0;left:0;right:0;background:#fff;border-top:1px solid #eaeaea;z-index:100;padding-bottom:env(safe-area-inset-bottom,0px)}.mobile-bottom a{text-align:center;color:#231A68;font-size:14px;font-weight:700;min-height:56px;display:flex;align-items:center;justify-content:center}.back-top{display:block}.main-content{padding-bottom:110px}.strip-inner{gap:13px;flex-wrap:nowrap;overflow-x:auto}.strip-inner a,.strip-inner span{flex:0 0 auto}.hero{grid-template-columns:1fr}.hero .media{height:240px}.image-triptych .media{height:160px}.three-cards,.brand-preview,.questions{grid-template-columns:1fr 1fr}}@media(max-width:600px){.container{padding-left:15px;padding-right:15px}.page-intro{padding:24px 19px}.section{padding:23px 18px}.hero{padding:21px}.hero .media{height:170px}h1{font-size:30px}h2{font-size:22px}.three-cards,.brand-preview,.questions,.brand-grid{grid-template-columns:1fr}.image-triptych{gap:8px}.image-triptych .media{height:145px}.content-section .media{height:165px}.brand-item .media{height:165px}.footer-grid{gap:20px;grid-template-columns:1fr 1fr}.footer-grid>div:last-child{grid-column:1/-1}.related{gap:8px 17px}.strip-inner{padding-left:15px;padding-right:15px}}@media(max-width:380px){.logo img{max-width:108px}.register-button{font-size:12px}.image-triptych{grid-template-columns:1fr}.image-triptych .media{height:160px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.mobile-drawer{transition:none}}