*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#07111F;color:#E7EEF8;font-family:Arial,"PingFang SC","Microsoft YaHei",sans-serif;line-height:1.8;overflow-x:hidden}img,svg,video{max-width:100%}a{color:#7EB6FF;text-decoration:none}a:hover{color:#fff}button,a{touch-action:manipulation}.site-header{position:sticky;top:0;z-index:9000;width:100%;background:#0B1524;border-bottom:1px solid rgba(61,139,255,.28);box-shadow:0 8px 22px rgba(0,0,0,.35)}.header-inner{max-width:1120px;min-height:64px;margin:0 auto;padding:0 16px;display:flex;align-items:center;justify-content:space-between;gap:12px}.site-logo{display:inline-flex;align-items:center;flex:0 0 auto}.site-logo img{display:block;height:40px;width:auto;max-width:168px;object-fit:contain}.logo-text{font-size:22px;font-weight:800;color:#fff;letter-spacing:.08em}.nav-core{display:flex;align-items:center;gap:2px;min-width:0}.nav-core a{color:#E7EEF8;padding:8px 11px;font-weight:700;text-decoration:none;white-space:nowrap}.nav-core a.is-current,.nav-core a:hover{color:#FFFFFF;box-shadow:inset 0 -2px 0 #3D8BFF}.main-btn{display:inline-flex;align-items:center;justify-content:center;height:40px;min-width:92px;padding:0 18px;background:linear-gradient(180deg,#5BA3FF 0%,#2F74F0 100%);color:#FFFFFF;border-radius:999px;text-decoration:none;font-weight:700;box-shadow:0 8px 18px rgba(47,116,240,.28);touch-action:manipulation}.main-btn:hover{color:#fff;filter:brightness(1.06)}.menu-toggle{display:none;background:transparent;border:0;color:#7EB6FF;font-weight:700;min-height:40px;padding:0 4px}.channel-bar{background:#0E1C30;border-bottom:1px solid rgba(61,139,255,.18)}.channel-inner{max-width:1120px;margin:auto;display:flex;overflow-x:auto;white-space:nowrap;scrollbar-width:thin}.channel-inner a{color:#9AABC4;padding:10px 12px;font-size:14px}.channel-inner a.is-current,.channel-inner a:hover{color:#7EB6FF}.site-main{max-width:1120px;margin:0 auto;padding:36px 72px 48px 16px}.breadcrumbs{font-size:14px;color:#7E8DA3;margin-bottom:18px}.breadcrumbs a{color:#9AABC4}.hero{display:grid;grid-template-columns:42% 58%;align-items:center;gap:28px;padding:16px 0 44px}.hero-copy{max-width:520px}.eyebrow{color:#7EB6FF;font-weight:700;letter-spacing:.08em}.hero h1,.page-head h1{font-size:clamp(32px,4vw,42px);line-height:1.25;margin:10px 0 16px;color:#fff}.hero p,.lead{font-size:17px;color:#D5E2F2}.hero-actions{margin-top:24px}.media{position:relative;width:100%;max-width:100%;overflow:hidden;border-radius:16px;background:#07111F;aspect-ratio:3/4;border:1px solid rgba(61,139,255,.20);box-shadow:0 14px 32px rgba(0,0,0,.35)}.media.wide{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(145deg,#0B1524,#101C30)}.hero .media{max-height:500px}.double-media{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin:0 0 44px}.directory{border-top:1px solid rgba(61,139,255,.28);margin:12px 0 38px}.directory-row{display:grid;grid-template-columns:190px 1fr;gap:24px;padding:18px 4px;border-bottom:1px solid rgba(61,139,255,.18)}.directory-row strong a{color:#fff}.directory-row span{color:#9AABC4}.strip-note,.app-strip,.notice-box,.callout{background:#0E1C30;border:1px solid rgba(61,139,255,.28);border-radius:14px;padding:22px 24px;margin:28px 0}.app-strip{display:grid;grid-template-columns:130px 1fr;gap:22px;align-items:center}.app-strip .media{max-height:120px}.page-head{padding:10px 0 20px;max-width:820px}.page-head p{color:#9AABC4}.article{max-width:820px}.article h2{font-size:24px;line-height:1.35;color:#fff;margin:34px 0 12px}.article h3{color:#fff}.article p,.article li{font-size:16.5px}.article ul,.article ol{padding-left:1.3em}.article .media{height:auto;max-height:350px;margin:24px 0}.article .media.wide{max-height:none}.link-row{display:flex;flex-wrap:wrap;gap:10px;margin:28px 0}.link-row a,.text-link{display:inline-flex;align-items:center;min-height:40px;padding:7px 12px;border:1px solid rgba(61,139,255,.28);border-radius:10px;background:#101C30}.steps{display:grid;gap:12px;counter-reset:step}.steps>div{position:relative;background:#101C30;border:1px solid rgba(61,139,255,.18);border-radius:14px;padding:18px 18px 18px 64px}.steps>div:before{counter-increment:step;content:counter(step);position:absolute;left:18px;top:18px;width:30px;height:30px;border-radius:50%;display:grid;place-items:center;background:#3D8BFF;color:#fff;font-weight:800}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:18px}.info-card{background:#101C30;border:1px solid rgba(61,139,255,.18);border-radius:14px;padding:20px}.info-card h2,.info-card h3{margin-top:0}.topic-list{display:grid;gap:12px}.topic-list a{display:block;background:#101C30;border:1px solid rgba(61,139,255,.18);border-radius:14px;padding:16px}.faq details{background:#101C30;border:1px solid rgba(61,139,255,.18);border-radius:14px;padding:16px 18px;margin:12px 0}.faq summary{font-weight:800;color:#fff;cursor:pointer}.faq details p{margin-bottom:0}.site-footer{background:#060E18;border-top:1px solid #3D8BFF;padding:38px 16px 86px}.footer-grid{max-width:1120px;margin:auto;display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:28px}.footer-grid h2{font-size:16px;color:#fff}.footer-grid a{display:block;margin:6px 0;color:#D5E2F2}.footer-grid p{color:#9AABC4}.footer-bottom{max-width:1120px;margin:26px auto 0;padding-top:20px;border-top:1px solid rgba(61,139,255,.18);font-size:13px;color:#7E8DA3}.side-tools{position:fixed;right:10px;top:38%;z-index:8000;width:52px;background:#0B1524;border:1px solid rgba(61,139,255,.28);border-radius:12px;overflow:hidden;box-shadow:0 14px 32px rgba(0,0,0,.35)}.side-tools a,.side-tools button{display:flex;width:100%;min-height:52px;align-items:center;justify-content:center;padding:6px;border:0;border-bottom:1px solid rgba(61,139,255,.18);background:#0B1524;color:#fff;font-size:12px;text-align:center}.side-tools .main-btn{border-radius:0;background:linear-gradient(180deg,#5BA3FF 0%,#2F74F0 100%)}.to-top{cursor:pointer}.mobile-bottom{display:none}.mobile-drawer,.drawer-mask{display:none}body.drawer-open{overflow:hidden}
@media(max-width:980px){.header-inner{min-height:60px;padding:0 12px}.menu-toggle{display:inline-flex;align-items:center;justify-content:flex-start;width:74px}.header-cta{min-width:74px;padding:0 10px}.nav-core,.channel-bar,.side-tools{display:none}.site-logo img{height:34px;max-width:142px}.site-main{padding:26px 14px 88px}.hero{grid-template-columns:1fr;gap:22px;padding-top:8px}.hero-copy{max-width:none}.hero h1,.page-head h1{font-size:clamp(26px,8vw,32px)}.hero .media{max-height:360px}.double-media{grid-template-columns:1fr;gap:18px}.directory-row{grid-template-columns:1fr;gap:4px}.app-strip{grid-template-columns:92px 1fr}.two-col{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.mobile-bottom{position:fixed;left:0;right:0;bottom:0;z-index:9000;display:grid;grid-template-columns:repeat(4,1fr);background:#07111F;border-top:1px solid rgba(61,139,255,.35)}.mobile-bottom a{min-height:56px;display:flex;align-items:center;justify-content:center;color:#D5E2F2}.mobile-drawer{display:block;position:fixed;inset:0 auto 0 0;width:min(84vw,320px);background:#0E1A2C;z-index:12000;transform:translateX(-105%);transition:transform .2s ease;box-shadow:18px 0 40px rgba(42,24,68,.16)}.mobile-drawer.is-open{transform:translateX(0)}.drawer-mask{display:none;position:fixed;inset:0;background:rgba(42,24,68,.38);z-index:11000;opacity:0;pointer-events:none;transition:opacity .18s ease}.drawer-mask.is-visible{display:block;opacity:1;pointer-events:auto}.drawer-head{min-height:64px;padding:12px 14px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid rgba(61,139,255,.18)}.drawer-close{min-height:40px;border:0;background:transparent;color:#7EB6FF;font-weight:700}.drawer-scroll{height:calc(100vh - 64px);overflow-y:auto;padding:10px 14px 24px}.drawer-scroll section{padding:10px 0;border-bottom:1px solid rgba(61,139,255,.14)}.drawer-scroll h2{margin:0 0 6px;font-size:13px;color:#7E8DA3}.drawer-scroll a{display:block;min-height:40px;padding:7px 4px;color:#E7EEF8}.article .media{max-height:260px}.site-footer{padding-bottom:82px}}
@media(max-width:540px){.footer-grid{grid-template-columns:1fr}.header-inner{gap:6px}.logo-text{font-size:18px}.site-logo img{max-width:126px}.main-btn{height:40px}.strip-note,.app-strip,.notice-box,.callout{padding:18px}.app-strip{grid-template-columns:1fr}.app-strip .media{max-width:180px}.hero .media{max-height:340px}}
