*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#080A0D;color:#C7CDD5;font-family:Arial,"PingFang SC","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.8}a{color:inherit;text-decoration:none}a:hover{color:#8ED8FF}button{font:inherit;cursor:pointer}button:focus-visible,a:focus-visible{outline:2px solid #8ED8FF;outline-offset:3px}img{max-width:100%}.wrap{max-width:1200px;margin:auto;padding-inline:24px}.skip{position:absolute;left:-9999px}.skip:focus{left:12px;top:12px;z-index:90;background:#171C23;padding:10px}.site-header{background:rgba(8,10,13,.96);border-bottom:1px solid rgba(255,255,255,.09);position:relative;z-index:20}.topbar{height:74px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:8px}.menu-toggle{width:44px;height:44px;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:5px;background:#12161C;border:1px solid rgba(255,255,255,.16);border-radius:10px;color:#fff;justify-self:start}.menu-toggle span{width:20px;height:2px;background:#F5F7FA;display:block}.brand{justify-self:center;min-width:0;display:flex;align-items:center;justify-content:center}.brand img{height:36px;width:auto;max-width:140px;object-fit:contain}.brand strong{color:#F5F7FA;font-size:24px;white-space:nowrap}.enter-btn{justify-self:end;display:inline-flex;align-items:center;justify-content:center;height:44px;padding:0 20px;border-radius:999px;background:#5C7CFA;color:#fff;font-size:14px;white-space:nowrap;font-weight:bold}.enter-btn:hover{background:#7390FF;color:white}.channels{background:#0D1015;height:47px;overflow-x:auto;scrollbar-width:thin}.channels-inner{display:flex;white-space:nowrap;align-items:stretch;height:100%;gap:29px;width:max-content;min-width:min(100%,1200px)}.channels a{display:flex;align-items:center;flex:none;font-size:14px;border-bottom:2px solid transparent}.channels a[aria-current=page]{color:#6EA8FF;border-bottom-color:#6EA8FF}.drawer-backdrop{position:fixed;inset:0;background:rgba(0,0,0,.62);z-index:40;opacity:0;visibility:hidden;pointer-events:none;transition:opacity .2s,visibility .2s}.drawer{position:fixed;top:0;bottom:0;left:0;width:420px;max-width:86vw;background:#0D1015;z-index:50;transform:translateX(-105%);visibility:hidden;pointer-events:none;transition:transform .25s,visibility .25s;display:flex;flex-direction:column;border-right:1px solid #29313c}.drawer-open .drawer{transform:translateX(0);visibility:visible;pointer-events:auto}.drawer-open .drawer-backdrop{opacity:1;visibility:visible;pointer-events:auto}.drawer-open{overflow:hidden}.drawer-head{height:75px;padding:12px 24px;border-bottom:1px solid rgba(255,255,255,.1);display:flex;align-items:center;justify-content:space-between}.drawer-logo{font-size:23px;color:#F5F7FA;font-weight:bold}.drawer-close{height:40px;width:40px;background:#171C23;color:white;border:1px solid #323b47;border-radius:8px;font-size:28px;line-height:1}.drawer-nav{overflow-y:auto;padding:16px 23px 40px}.drawer-group{margin-bottom:18px}.drawer-group h2{font-size:13px;color:#9098A3;letter-spacing:.1em;margin:8px 0}.drawer-group a{display:block;padding:6px 9px;color:#C7CDD5;border-left:2px solid transparent}.drawer-group a[aria-current=page]{color:#6EA8FF;border-left-color:#6EA8FF}.main-content{padding-top:30px;padding-bottom:70px;min-height:60vh}h1,h2,h3{color:#F5F7FA;line-height:1.35}h1{font-size:34px;letter-spacing:-.025em;margin:0 0 18px}h2{font-size:25px;margin:0 0 16px}h3{font-size:19px;margin:0 0 12px}p{margin:0 0 16px}.eyebrow{font-size:12px;letter-spacing:.14em;color:#8ED8FF;text-transform:uppercase;margin-bottom:10px}.section{margin-top:50px}.section-intro{max-width:860px;color:#9098A3}.hero{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(0,.92fr);align-items:center;gap:30px;background:#0D1015;border:1px solid rgba(255,255,255,.09);border-radius:14px;padding:28px}.hero h1{font-size:42px}.hero .lede{font-size:17px;max-width:600px}.text-links{display:flex;gap:18px;flex-wrap:wrap;margin-top:20px}.text-links a,.inline-link{color:#8ED8FF;font-weight:600}.text-links a:hover,.inline-link:hover{text-decoration:underline}.media{position:relative;width:100%;max-width:100%;overflow:hidden;border-radius:14px;background:#0D1015;border:1px solid rgba(255,255,255,.07)}.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,#12161C,#0D1015)}.media-square{aspect-ratio:1/1}.media-wide{aspect-ratio:16/9}.media-banner{aspect-ratio:16/7;max-height:260px}.media-device{aspect-ratio:9/16;max-height:360px;width:min(100%,203px);margin:auto}.hero .media-wide{max-height:330px}.grid{display:grid;gap:20px}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.panel{background:#12161C;border:1px solid rgba(255,255,255,.09);border-radius:13px;padding:22px;min-width:0}.panel h3{margin-top:0}.panel p:last-child{margin-bottom:0}.panel .media{margin-bottom:15px}.panel a.read-link{display:inline-block;margin-top:8px;color:#8ED8FF}.split{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,.8fr);gap:24px;align-items:start}.article{max-width:840px}.article-section{margin:32px 0;padding:0 0 24px;border-bottom:1px solid rgba(255,255,255,.09)}.article-section p{line-height:1.84}.page-heading{max-width:880px;margin:10px 0 30px}.page-heading .lede{font-size:18px;color:#C7CDD5}.side-list{position:relative}.side-list a{display:block;padding:9px 0;border-bottom:1px solid rgba(255,255,255,.09)}.list-index{counter-reset:idx;list-style:none;padding:0;margin:0}.list-index li{position:relative;counter-increment:idx;border-bottom:1px solid rgba(255,255,255,.09);padding:18px 12px 18px 48px}.list-index li:before{content:counter(idx,decimal-leading-zero);position:absolute;left:0;top:18px;color:#6EA8FF;font-size:13px;font-weight:700}.list-index strong{color:#F5F7FA}.list-index p{margin:5px 0}.tag{display:inline-block;color:#8ED8FF;font-size:13px}.image-card .media{height:165px;aspect-ratio:auto}.banner-only{margin-top:46px}.banner-only .media{max-width:1100px;margin:auto}.qa details{border-bottom:1px solid rgba(255,255,255,.12);padding:15px 0}.qa summary{color:#F5F7FA;cursor:pointer;font-weight:bold}.qa details p{margin:12px 0 0}.notice{border-left:3px solid #6EA8FF;padding:16px 20px;background:#12161C;border-radius:0 12px 12px 0}.site-footer{background:#050608;border-top:1px solid rgba(255,255,255,.09);padding-top:45px}.footer-grid{display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:24px}.footer-grid h2{font-size:16px}.footer-grid section>a{display:block;font-size:14px;padding:3px 0;color:#9098A3}.footer-grid p{font-size:14px;color:#9098A3;max-width:320px}.footer-mark img{object-fit:contain;max-height:36px}.footer-bottom{border-top:1px solid rgba(255,255,255,.09);margin-top:35px;padding-top:18px;padding-bottom:24px;font-size:13px;color:#9098A3}.back-top{position:fixed;right:20px;bottom:20px;width:40px;height:40px;background:#171C23;color:#fff;border:1px solid #394251;border-radius:50%;opacity:0;visibility:hidden;pointer-events:none;transition:opacity .2s;z-index:15}.back-top.visible{opacity:1;visibility:visible;pointer-events:auto}.muted{color:#9098A3}.mini-article{padding:19px 0;border-bottom:1px solid rgba(255,255,255,.09)}.mini-article h3{margin-bottom:6px}.story-image{max-width:620px}.prose-block{max-width:860px}.breadcrumbs{color:#9098A3;font-size:13px;margin-bottom:20px}.breadcrumbs a{color:#8ED8FF}.reflinks{margin-top:30px;border-top:1px solid rgba(255,255,255,.12);padding-top:22px}.reflinks a{color:#8ED8FF;display:inline-block;margin:6px 18px 6px 0}.two-column{columns:2;column-gap:30px}.two-column p{break-inside:avoid}@media(max-width:980px){.wrap{padding-inline:20px}.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.hero h1{font-size:36px}}@media(max-width:700px){.wrap{padding-inline:16px}.topbar{height:64px}.menu-toggle{height:40px;width:40px}.brand img{height:28px;max-width:105px}.brand strong{font-size:19px}.enter-btn{height:40px;padding:0 12px;font-size:12px}.channels{height:46px}.channels-inner{gap:24px}.main-content{padding-top:20px;padding-bottom:44px}h1{font-size:27px}h2{font-size:21px}h3{font-size:17px}.hero{display:flex;flex-direction:column-reverse;gap:18px;padding:18px;align-items:stretch}.hero h1{font-size:30px}.hero .media-wide{height:210px;aspect-ratio:auto}.hero .lede{font-size:15px}.section{margin-top:33px}.grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}.split{display:block}.split>.panel{margin-top:22px}.panel{padding:16px}.image-card .media{height:145px}.banner-only .media{max-height:145px}.article-section{margin:24px 0}.page-heading .lede{font-size:16px}.footer-grid{gap:16px}.two-column{columns:1}.drawer{width:min(86vw,340px)}}@media(max-width:360px){.wrap{padding-inline:12px}.grid-3{grid-template-columns:1fr}.topbar{gap:4px}.brand strong{font-size:17px}.brand img{max-width:90px}.enter-btn{padding:0 10px;font-size:11px}.hero h1{font-size:28px}.image-card .media{height:130px}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}
