*{box-sizing:border-box}html{overflow-x:hidden}body{margin:0;background:#F4FBFF;color:#223044;font:16px/1.75 Arial,"PingFang SC","Microsoft YaHei",sans-serif;overflow-x:hidden}img,video,svg{max-width:100%}a{color:#0877C9;text-decoration:none;touch-action:manipulation}a:hover{text-decoration:underline}button{font:inherit;cursor:pointer}a,button{min-height:40px}h1,h2,h3{line-height:1.35;color:#0877C9}h1{font-size:clamp(28px,3.1vw,40px);margin:0 0 18px}h2{font-size:25px;margin:0 0 15px}h3{font-size:19px;margin:0 0 10px}p{margin:0 0 16px}.shell{width:min(calc(100% - 36px),1160px);margin:auto}.topbar{background:#fff;border-bottom:1px solid #dbeaf4;position:relative;z-index:30}.topbar-inner{min-height:76px;display:grid;grid-template-columns:210px 1fr 98px;align-items:center;gap:16px}.site-logo{display:inline-flex;align-items:center;min-width:0;min-height:40px;color:#0877C9;font-weight:800;font-size:21px;white-space:nowrap}.site-logo img{width:auto;height:36px;object-fit:contain}.main-nav{display:flex;justify-content:center;align-items:stretch;gap:clamp(8px,1.6vw,25px);white-space:nowrap}.main-nav a{display:inline-flex;align-items:center;padding:0 2px;border-bottom:2px solid transparent;color:#223044;font-weight:600}.main-nav a.active{color:#0877C9;border-bottom-color:#1CA8F6}.register{min-width:78px;height:42px;padding:4px 20px;display:inline-flex;justify-content:center;align-items:center;border-radius:999px;background:linear-gradient(135deg,#38C7FF 0%,#1CA8F6 48%,#0877C9 100%);color:#fff;font-weight:700;white-space:nowrap}.register:hover{color:#fff;text-decoration:none;filter:brightness(.96)}.channel-strip{background:#EAF7FF}.channel-inner{display:flex;flex-wrap:wrap;gap:20px;align-items:center;min-height:44px}.channel-inner a{font-size:14px;color:#426783}.site-main{padding-top:32px;padding-bottom:68px;min-height:65vh}.hero{text-align:center;padding:28px 0 16px}.hero p{max-width:850px;margin:0 auto 18px;color:#5F7082}.kicker{color:#0877C9;font-size:13px;letter-spacing:.16em;font-weight:700;text-transform:uppercase}.gallery-grid,.three-grid,.brand-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.two-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.card,.prose-panel{background:#fff;border:1px solid #dbeaf4;border-radius:18px;padding:21px;box-shadow:0 5px 24px rgba(8,70,120,.035)}.card p:last-child,.prose-panel p:last-child{margin-bottom:0}.section{margin:38px 0}.section-header{margin-bottom:20px}.eyebrow{display:block;color:#5F7082;font-size:14px;margin-bottom:8px}.media{position:relative;width:100%;max-width:100%;overflow:hidden;border-radius:14px;background:#EAF7FF;aspect-ratio:16/9;height:clamp(200px,21vw,260px)}.media>img{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;object-position:center center;display:block}.media-fallback{display:block;width:100%;height:100%;background:linear-gradient(145deg,#e8f6ff,#dceffb)}.hero-posters .media{height:clamp(220px,23vw,300px)}.brand-card .media{height:175px}.brand-card p{font-size:15px}.brand-card h3{margin-top:15px}.card .media{margin-bottom:16px}.reading p,.reading li{line-height:1.88}.reading h2{margin-top:30px}.reading h3{margin-top:21px}.reading{max-width:980px;margin:0 auto}.page-intro{max-width:900px;margin-bottom:26px}.link-row{display:flex;flex-wrap:wrap;gap:10px;margin:24px 0}.link-row a{display:inline-flex;align-items:center;border:1px solid #cfe9f8;background:#fff;padding:5px 13px;border-radius:8px}.question{border-top:1px solid #deecf4;padding:17px 0}.question strong{display:block;font-size:17px;color:#0877C9}.question p{margin-top:6px}.muted{color:#5F7082}.feature-image{margin:20px 0 25px;max-width:780px}.site-footer{background:#082A46;color:#EAF8FF;padding:50px 0 12px}.site-footer h2{font-size:17px;color:#EAF8FF}.footer-grid{display:grid;grid-template-columns:2fr repeat(3,1fr);gap:30px}.footer-grid a{display:block;width:max-content;max-width:100%;color:#EAF8FF;margin:3px 0}.footer-logo img{height:32px;width:auto;object-fit:contain}.footer-bottom{margin-top:32px;border-top:1px solid #2b5873;padding:16px 0;display:flex;justify-content:space-between;gap:20px;font-size:13px}.mobile-bottom,.menu-toggle{display:none}.mobile-drawer,.drawer-mask{display:none}.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:12px 18px;border-bottom:1px solid #e0eef7}.drawer-close{border:0;background:none;font-size:28px;color:#223044}.drawer-group{padding:12px 18px;border-bottom:1px solid #e1eff8}.drawer-group p{font-size:13px;color:#5F7082;margin:0}.drawer-group a{display:flex;align-items:center;color:#223044;padding:4px 8px}.drawer-open{overflow:hidden}.note{border-left:3px solid #1CA8F6;background:#EAF7FF;padding:16px;border-radius:0 12px 12px 0}
@media(max-width:980px){
.mobile-drawer{display:block;position:fixed;inset:0 auto 0 0;width:min(84vw,320px);background:#fff;color:#223044;z-index:12000;transform:translateX(-105%);transition:transform .2s ease;overflow-y:auto}
.mobile-drawer.is-open{transform:translateX(0)}
.drawer-mask{display:none;position:fixed;inset:0;background:rgba(8,42,70,.42);z-index:11000;opacity:0;pointer-events:none}
.drawer-mask.is-visible{display:block;opacity:1;pointer-events:auto}
.topbar-inner{grid-template-columns:80px minmax(0,1fr) 80px;gap:7px;min-height:62px}.menu-toggle{display:flex;flex-direction:column;justify-content:center;gap:5px;width:44px;height:42px;border:0;background:transparent;padding:9px}.menu-toggle span{height:2px;width:24px;background:#0877C9}.topbar .site-logo{justify-content:center;font-size:18px;overflow:hidden}.topbar .site-logo img{height:28px;max-width:100%;object-fit:contain}.register{height:36px;min-width:72px;padding:3px 13px}.main-nav,.channel-strip{display:none}.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.site-main{padding-bottom:115px}.mobile-bottom{display:grid;grid-template-columns:repeat(4,1fr);position:fixed;bottom:0;left:0;right:0;background:#fff;box-shadow:0 -4px 24px rgba(8,42,70,.1);z-index:100;height:64px;padding-bottom:env(safe-area-inset-bottom)}.mobile-bottom a{display:flex;align-items:center;justify-content:center;color:#223044;font-size:14px}.mobile-bottom .bottom-register{color:#0877C9;font-weight:700}
}
@media(max-width:650px){.shell{width:min(calc(100% - 28px),1160px)}.gallery-grid,.three-grid,.brand-grid,.two-grid{grid-template-columns:1fr;gap:15px}.media{height:clamp(140px,40vw,170px)}.hero-posters .media{height:clamp(150px,43vw,180px)}.brand-card .media{height:170px}.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}.footer-bottom{display:block}.site-main{padding-top:20px}.card,.prose-panel{padding:18px}.hero{padding:12px 0}.section{margin:28px 0}h1{font-size:30px}h2{font-size:22px}}