:root{--bg:#1C1C1E;--deep:#141416;--card:#2A2A2E;--card2:#323238;--title:#F2F2F4;--text:#D8D8DC;--muted:#A0A0A8;--soft:#7A7A82;--silver:#C8C8D0;--blue:#6A8AAA;--line:rgba(200,200,208,.16);--focus:rgba(106,138,170,.48);--shadow:0 12px 28px rgba(0,0,0,.28);--head:116px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font:15px/1.7 system-ui,-apple-system,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;overflow-x:hidden}a{color:inherit;text-decoration:none}button{font:inherit}.wrap{width:min(980px,calc(100% - 32px));margin:auto}.site-head{position:fixed;inset:0 0 auto;z-index:50}.frame-info{height:20px;background:#101012;color:var(--silver);font-size:12px}.mini-row{height:20px;display:flex;align-items:center;justify-content:space-between}.text-btn,.menu-btn,.close-btn{border:0;background:transparent;color:inherit;cursor:pointer}.brand-row{height:54px;background:var(--bg);border-bottom:1px solid 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blockquote{margin:0;color:var(--silver);font-size:17px}.gray-stack,.status-list,.notes,.faq-list,.article-flow{display:grid;gap:14px}.topic-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.status-card{display:flex;gap:16px;align-items:flex-start}.status-dot{width:10px;height:10px;border-radius:50%;background:var(--blue);margin-top:8px;flex:none}.center-product{text-align:center;max-width:700px;margin-inline:auto}.media{margin:14px 0 18px;text-align:center}.media img{display:block;max-width:100%;width:auto;height:auto;max-height:260px;object-fit:contain;margin:auto}.media-app img{max-height:320px}.media-banner img{max-height:200px}.logo-pad img{max-height:24px}.page-hero{padding-bottom:20px;border-bottom:1px solid var(--line)}.kicker{font-size:12px;letter-spacing:.18em;color:var(--blue);text-transform:uppercase;margin-bottom:8px}.split-intro{display:grid;grid-template-columns:160px 1fr;gap:24px;align-items:start}.split-intro 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a:hover{border-color:var(--focus);color:#fff}.btn:focus-visible,a:focus-visible,button:focus-visible{outline:2px solid var(--blue);outline-offset:2px}
@media(max-width:760px){:root{--head:74px}.frame-track{display:none}.site-main{padding-top:calc(var(--head) + 24px);padding-bottom:92px}.hero-number{font-size:56px}.quote-pair,.topic-grid,.split-intro{grid-template-columns:1fr}.split-intro{gap:10px}.footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}.menu-groups{grid-template-columns:1fr}.search-panel{top:0;bottom:0;overflow:auto;background:var(--deep)}.search-inner{padding-top:24px}.mobile-bar{position:fixed;display:grid;grid-template-columns:repeat(4,1fr);left:0;right:0;bottom:0;z-index:45;min-height:48px;padding-bottom:env(safe-area-inset-bottom);background:var(--deep);border-top:1px solid var(--line)}.mobile-bar a{min-height:48px;display:flex;align-items:center;justify-content:center;font-size:13px}.menu-card.open~.mobile-bar{z-index:45}.site-footer{padding-bottom:84px}.app-link,.menu-btn{padding-inline:10px}.footer-grid>div:not(.footer-brand){min-width:0}.status-card{padding:16px}}