:root{--ink:#152741;--muted:#6d7a8d;--blue:#245cec;--line:#dfe5ed;--paper:#f5f7fb}*{box-sizing:border-box}body{margin:0;color:var(--ink);background:var(--paper);font-family:"Microsoft YaHei UI","PingFang SC",sans-serif;line-height:1.6}a{color:inherit;text-decoration:none}a:focus-visible,summary:focus-visible{outline:3px solid #7b9dff;outline-offset:6px}.wrap{width:min(1160px,calc(100% - 64px));margin:auto}.topbar{background:#ffffffd9;border-bottom:1px solid var(--line)}.topbar .wrap{height:88px;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:13px}.mark{width:40px;height:40px;display:grid;place-items:center;background:var(--ink);color:#fff;border-radius:11px;font-size:26px;font-weight:700}.brand strong{font-size:22px;letter-spacing:-1px}.brand small{margin-left:12px;border-left:1px solid #cbd3df;padding-left:14px;color:var(--muted);font-size:13px}nav{display:flex;gap:34px;align-items:center}nav a{font-size:14px;color:var(--muted);padding:31px 0 29px;border-bottom:3px solid transparent}nav a:hover,nav a[aria-current=page]{color:var(--blue);border-bottom-color:var(--blue)}.hero{display:grid;grid-template-columns:1.1fr 1fr;gap:72px;align-items:center;min-height:610px;padding:64px 0}.eyebrow{display:flex;align-items:center;gap:10px;color:var(--blue);font-size:12px;font-weight:700;letter-spacing:2px}.dot{width:7px;height:7px;background:var(--blue);border-radius:50%}h1{font-size:clamp(38px,4.5vw,60px);line-height:1.35;letter-spacing:-2px;margin:26px 0 20px;font-weight:700}h1 span{font-weight:400;color:#7a8799;font-size:.65em;letter-spacing:0}.intro{color:var(--muted);font-size:16px}.platforms{display:flex;align-items:center;gap:10px;margin:30px 0;color:#43546d;font-size:13px}.os-icon{width:16px;height:16px;display:grid;grid-template-columns:1fr 1fr;gap:2px}.os-icon i{background:currentColor}.release{display:inline-flex;gap:12px;align-items:center;padding:8px 13px;border:1px solid var(--line);border-radius:6px;font-size:12px;background:#fff}.release b{font-weight:500;color:var(--blue)}.download-panel{position:relative;border-radius:24px;overflow:hidden;background:#fff;border:1px solid #dae2ef;box-shadow:0 24px 64px #203b6612}.art{height:236px;position:relative;overflow:hidden;background:radial-gradient(ellipse at 80% 0%,#3b76dc 0%,#244a80 38%,#142b4c 80%);display:grid;place-items:center}.art:before,.art:after{content:"";position:absolute;width:350px;height:350px;border:1px solid #ffffff20;border-radius:50%;left:40%;top:12%}.art:after{width:470px;height:470px;left:28%;top:-13%}.app-icon{position:relative;z-index:1;width:108px;height:108px;display:grid;place-items:center;border:1px solid #ffffff60;border-radius:27px;background:linear-gradient(140deg,#ffffff29,#ffffff08);box-shadow:0 18px 35px #06182c40;transform:rotate(-8deg);color:#fff;font-size:67px;font-weight:700;line-height:1}.art-label{position:absolute;bottom:18px;left:24px;color:#d9e8ff;font-size:10px;letter-spacing:3px}.panel-body{padding:27px 30px 24px}.panel-head{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:22px}.panel-head strong{font-size:20px}.panel-head span{font-size:12px;color:var(--muted)}.download{display:flex;align-items:center;justify-content:center;gap:14px;padding:15px;background:var(--blue);color:#fff;font-size:16px;font-weight:700;border-radius:9px;transition:background .15s,transform .15s}.download:hover{background:#184acb;transform:translateY(-1px)}.download svg{width:20px;height:20px}.meta{display:flex;justify-content:space-between;color:var(--muted);font-size:12px;margin-top:15px}.info-strip{display:grid;grid-template-columns:1fr 1fr;gap:32px;border-top:1px solid var(--line);padding:29px 0 36px}.info-strip>div+div{border-left:1px solid var(--line);padding-left:32px}.small-title{font-size:13px;color:var(--muted);margin-bottom:8px}.support-link{font-size:17px}.support-link span{color:var(--blue);margin-left:20px}details{font-size:13px;color:#586a83}summary{cursor:pointer;width:fit-content}code{display:block;margin-top:12px;overflow-wrap:anywhere;font-size:11px}.footer{background:#edf1f7;border-top:1px solid var(--line);padding:25px 0;color:#7c8796;font-size:11px}.footer .wrap{display:flex;gap:22px;justify-content:space-between;flex-wrap:wrap}.filings{display:flex;gap:20px;flex-wrap:wrap}.filings a{display:inline-flex;align-items:center;gap:5px}.filings img{width:14px;height:16px}.footer a:hover{color:var(--blue)}.contact-main{padding:64px 0 78px;min-height:690px}.crumb{font-size:12px;color:var(--muted);margin-bottom:32px}.contact-layout{display:grid;grid-template-columns:1fr 1.1fr;gap:80px;align-items:start}.contact-card{padding:38px;background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:0 20px 60px #203b6609}.email{display:block;font-size:clamp(19px,2.1vw,27px);color:var(--blue);margin:12px 0 32px;overflow-wrap:anywhere}.contact-card h2{font-size:15px;margin:25px 0 10px}.contact-card p{font-size:14px;color:var(--muted)}.mail-symbol{font-size:24px;color:var(--blue);background:#edf3ff;border-radius:12px;width:52px;height:52px;display:grid;place-items:center;margin-bottom:24px}@media(max-width:800px){.wrap{width:calc(100% - 40px)}.brand small{display:none}.topbar .wrap{height:72px}nav{gap:22px}nav a{padding:23px 0 20px}.hero{gap:32px;grid-template-columns:1fr;padding:38px 0;min-height:0}.hero-copy{padding-bottom:4px}h1{margin:19px 0 12px}.platforms{margin:20px 0}.download-panel{max-width:500px;width:100%;margin:auto}.art{height:185px}.info-strip{gap:20px}.info-strip>div+div{padding-left:20px}.contact-layout{grid-template-columns:1fr;gap:24px}.contact-main{padding:32px 0 44px;min-height:0}.contact-card{padding:25px}.footer .wrap{gap:12px}.filings{gap:8px 16px}}

/* Centered filing row, matching the previous footer layout. */
body{min-height:100vh;display:flex;flex-direction:column}
body>main{flex:1}
.footer{margin-top:auto;padding:24px 20px 30px;font-size:13px;line-height:1.8;text-align:center}
.footer .wrap{width:100%;justify-content:center;align-items:center;gap:24px}
.filings{justify-content:center;align-items:center;gap:24px}
.filings a{white-space:nowrap;gap:6px}
.filings img{width:18px;height:20px;object-fit:contain}
@media(max-width:680px){.footer .wrap,.filings{gap:4px 16px}.filings{flex-wrap:wrap}}

.service-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px;margin:36px 0}.service-heading.contact-card,.contact-card h2.service-heading{font-size:25px;margin:16px 0 20px}.service-rates{margin:0}.service-rates>div{display:flex;justify-content:space-between;gap:16px;padding:12px 0;border-bottom:1px solid var(--line)}.service-rates dt{font-size:14px;color:var(--muted)}.service-rates dd{margin:0;font-weight:600}.service-support{display:grid;grid-template-columns:1.3fr 1fr;gap:50px;border-top:1px solid var(--line);padding-top:24px}.service-support h2{font-size:17px}.service-support p{font-size:14px;color:var(--muted)}.service-mail{color:var(--blue);overflow-wrap:anywhere}.service-status{display:inline-block;background:#eaf0fb;padding:7px 12px;border-radius:6px}@media(max-width:800px){.service-grid,.service-support{grid-template-columns:1fr;gap:22px}}@media(max-width:460px){.topbar .wrap{height:auto;min-height:72px;flex-wrap:wrap;gap:8px;padding-top:12px}nav{gap:22px}nav a{padding:12px 0}.service-rates dd{font-size:14px}}

.topbar nav{gap:6px;padding:4px;background:#edf3ff;border-radius:8px}
.topbar nav a{padding:9px 16px;border:0;border-radius:5px;color:#41618b;font-weight:500}
.topbar nav a:hover{background:#e0eaff;color:#245cec}
.topbar nav a[aria-current=page]{background:#245cec;color:#fff}
@media(max-width:600px){.topbar .wrap{height:auto;min-height:88px;flex-wrap:wrap;padding-top:12px;padding-bottom:12px;gap:12px}.topbar nav a{padding:8px 11px;font-size:13px}}