:root{
  --bg:#101A26;
  --panel:#16222F;
  --panel2:#1B2938;
  --line:#2E4356;
  --line-soft:rgba(46,67,86,.62);
  --main:#F2604C;
  --main-d:#C9483A;
  --gold:#EFC46B;
  --sand:#F4E3C4;
  --ink:#F2F6FA;
  --ink-2:#B4C3D2;
  --ink-3:#8B9CAD;
  --wrap:1120px;
  --r:0px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:-apple-system,BlinkMacSystemFont,'Segoe UI','PingFang SC','Hiragino Sans GB','Microsoft YaHei','WenQuanYi Micro Hei',Arial,sans-serif;
  font-size:16px;
  line-height:1.78;
  letter-spacing:.01em;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--gold);text-decoration:none}
a:hover{color:var(--main)}
h1,h2,h3,h4,p,ul,ol,li,figure,figcaption,blockquote,dl,dd,dt,table,th,td{margin:0}
ul,ol{padding:0;list-style:none}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 22px}

@keyframes ringout{from{opacity:0;clip-path:circle(0% at 6% 38%)}to{opacity:1;clip-path:circle(160% at 6% 38%)}}
.cards>*,.entry>*,.quote>*{animation:ringout .7s cubic-bezier(.22,.72,.24,1) both}
.cards>*:nth-child(2),.entry>*:nth-child(2),.quote>*:nth-child(2){animation-delay:.08s}
.cards>*:nth-child(3),.entry>*:nth-child(3),.quote>*:nth-child(3){animation-delay:.16s}
.cards>*:nth-child(4),.entry>*:nth-child(4),.quote>*:nth-child(4){animation-delay:.24s}
.cards>*:nth-child(5){animation-delay:.24s}
.cards>*:nth-child(6){animation-delay:.3s}
@media (prefers-reduced-motion:reduce){.cards>*,.entry>*,.quote>*{animation:none;opacity:1;clip-path:none}}

.top{
  position:sticky;top:0;z-index:30;
  background:rgba(16,26,38,.95);
  border-bottom:1px solid var(--line);
}
.top__in{display:flex;flex-wrap:wrap;align-items:center;gap:8px 14px;padding:12px 22px;max-width:var(--wrap);margin:0 auto}
.brand{order:1;display:flex;align-items:center;gap:11px;min-width:0}
.brand img{width:42px;height:42px;flex:none}
.brand b{display:block;font-size:18px;letter-spacing:.04em;line-height:1.25}
.brand i{display:block;font-style:normal;font-size:11.5px;color:var(--ink-3);letter-spacing:.16em}
.nav{order:3;flex:1 0 100%;display:flex;flex-wrap:wrap;justify-content:center;gap:4px}
.nav a{
  display:block;padding:8px 15px;font-size:15px;color:var(--ink-2);
  border-bottom:2px solid transparent;
}
.nav a:hover{color:var(--ink);background:var(--panel2);border-bottom-color:var(--main)}
.nav a[aria-current="page"]{color:var(--gold);background:var(--panel2);border-bottom-color:var(--gold)}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 24px;font-size:15px;font-weight:700;border-radius:var(--r);
  border:1px solid transparent;white-space:nowrap;line-height:1.2;
}
.btn.btn-primary{background:var(--main);color:#fff;border-color:var(--main)}
.btn.btn-primary:hover{background:var(--main-d);color:#fff;border-color:var(--main-d)}
.btn.btn-sand{background:var(--sand);color:#231A12;border-color:var(--sand)}
.btn.btn-sand:hover{background:#fff;color:#231A12;border-color:#fff}
.top__dl{order:2;margin-left:auto;padding:9px 20px;font-size:14.5px}

.hero{position:relative;overflow:hidden;background:
   repeating-radial-gradient(circle at 86% 18%,rgba(46,67,86,.40) 0 1px,rgba(16,26,38,0) 1px 44px),
   radial-gradient(700px 460px at 90% 6%,rgba(242,96,76,.28),rgba(16,26,38,0) 68%),
   var(--bg);
  border-bottom:1px solid var(--line);
}
.hero__in{display:grid;grid-template-columns:1.04fr .96fr;gap:44px;align-items:center;padding:66px 22px 72px;max-width:var(--wrap);margin:0 auto}
.hero h1{font-size:44px;line-height:1.24;letter-spacing:.01em;font-weight:800}
.hero h1 em{font-style:normal;color:var(--main)}
.hero__kicker{margin-bottom:15px;color:var(--gold);font-size:13px;font-weight:700}
.lead{margin-top:18px;color:var(--ink-2);font-size:16.5px;max-width:34em}
.hero__act{margin-top:26px;display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.hero__note{margin-top:12px;font-size:13.5px;color:var(--ink-3)}
.hero__badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:15px}
.hero__badges li{padding:4px 10px;border:1px solid var(--line);background:var(--panel2);color:var(--gold);font-size:12px;font-weight:700}
.hero__shot{display:flex;justify-content:center}
.hero__shot figure{margin:0;width:100%;display:flex;flex-direction:column;align-items:center}
.hero__shot img{width:auto;max-width:318px;height:auto;margin:0 auto}
.hero__shot figcaption{margin-top:14px;font-size:13.5px;color:var(--ink-3);text-align:center}

.stats{background:var(--panel2);border-bottom:1px solid var(--line)}
.stats__in{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;padding:0;max-width:var(--wrap);margin:0 auto}
.stats dl{padding:22px 22px;border-left:1px solid var(--line)}
.stats dl:first-child{border-left:0}
.stats dt{font-size:12.5px;color:var(--ink-3);letter-spacing:.14em}
.stats dd{font-size:23px;font-weight:800;color:var(--gold);margin-top:5px;letter-spacing:0}
.stats dd span{font-size:14px;color:var(--ink-2);font-weight:600;margin-left:4px}

.sec{padding:64px 0 66px;border-bottom:1px solid var(--line-soft)}
.sec--alt{background:var(--panel)}
.sec__hd{display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-bottom:8px}
.sec h2{font-size:27px;font-weight:800;letter-spacing:.01em}
.sec h2::before{content:"";display:inline-block;width:13px;height:13px;background:var(--main);margin-right:14px;vertical-align:middle}
.sec__sub{margin-top:10px;margin-bottom:26px;color:var(--ink-2);font-size:15.5px;max-width:52em}

.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{position:relative;background:var(--bg);border:1px solid var(--line);border-radius:var(--r);padding:22px 20px}
.card::before{content:"";position:absolute;left:-1px;top:-1px;width:20px;height:20px;border-top:3px solid var(--main);border-left:3px solid var(--main)}
.card h3{font-size:17.5px;font-weight:700;margin-bottom:9px}
.card p{color:var(--ink-2);font-size:14.8px}
.sec--alt .card{background:var(--panel2)}

.gal{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.gal figure{margin:0;background:var(--bg);border:1px solid var(--line);border-radius:var(--r);padding:14px 14px 16px;height:auto;display:flex;flex-direction:column}
.gal img{width:100%;height:auto;border-radius:var(--r)}
.gal figcaption{margin-top:auto;padding-top:14px;font-size:13.5px;color:var(--ink-2);line-height:1.62}
.gal figcaption b{display:block;color:var(--gold);font-size:14.5px;margin-bottom:3px}

.entry{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.entry a{position:relative;display:block;padding:22px 20px 24px;background:var(--bg);border:1px solid var(--line);border-radius:var(--r);color:var(--ink)}
.entry a::before{content:"";position:absolute;left:0;bottom:0;width:54px;height:3px;background:var(--gold)}
.entry a:hover{border-color:var(--gold);color:var(--ink)}
.entry b{display:block;font-size:17px;margin-bottom:7px;color:var(--ink)}
.entry a:hover b{color:var(--gold)}
.entry span{font-size:14.6px;color:var(--ink-2)}

.quote{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.quote blockquote{position:relative;background:var(--bg);border:1px solid var(--line);border-radius:var(--r);padding:20px 20px 20px 22px}
.quote blockquote::before{content:"";position:absolute;left:-1px;bottom:-1px;width:18px;height:18px;border-bottom:3px solid var(--line);border-left:3px solid var(--line)}
.quote p{color:var(--ink-2);font-size:15px}
.quote footer{margin-top:12px;font-size:13.5px;color:var(--ink-3)}
.sec--alt .quote blockquote{background:var(--panel2)}

.changelog-head{text-align:center;margin-bottom:34px}
.changelog-head>span{display:inline-block;padding:3px 12px;border:1px solid var(--main);border-radius:999px;color:var(--main);font-size:12px}
.changelog-head h2{margin-top:10px;color:var(--ink)}
.changelog-head h2::before{content:none}
.changelog-head p{margin-top:8px;color:var(--ink-2);font-size:14px}
.release-timeline{position:relative;max-width:900px;margin:0 auto;padding-left:27px}
.release-timeline::before{content:"";position:absolute;top:10px;bottom:10px;left:5px;width:2px;background:var(--main)}
.release{position:relative;margin-bottom:30px}
.release:last-child{margin-bottom:0}
.release::before{content:"";position:absolute;left:-28px;top:11px;width:13px;height:13px;border:2px solid var(--main);border-radius:50%;background:var(--panel)}
.release header{display:flex;align-items:center;flex-wrap:wrap;gap:12px}
.release header strong{display:inline-block;padding:5px 13px;border-radius:999px;background:var(--panel2);color:var(--ink);font-size:15px}
.release header time{color:var(--ink-3);font-size:12px}
.release-notes{margin-top:12px;padding:18px 22px;border:1px solid var(--line);border-radius:8px;background:var(--panel2)}
.release-notes li{position:relative;padding-left:20px;margin-bottom:10px;color:var(--ink-2);font-size:14px;overflow-wrap:anywhere}
.release-notes li:last-child{margin-bottom:0}
.release-notes li::before{content:"✓";position:absolute;left:0;color:var(--main);font-weight:700}

.qa{border-top:1px solid var(--line)}
.qa details{border-bottom:1px solid var(--line);padding:2px 0}
.qa summary{cursor:pointer;list-style:none;padding:16px 34px 16px 24px;position:relative;font-size:16.5px;font-weight:700}
.qa summary::-webkit-details-marker{display:none}
.qa summary::before{content:"";position:absolute;left:0;top:23px;width:9px;height:9px;background:var(--main)}
.qa summary::after{content:"+";position:absolute;right:6px;top:13px;font-size:20px;color:var(--gold);font-weight:400}
.qa details[open] summary::after{content:"–"}
.qa p{padding:0 34px 18px 24px;color:var(--ink-2);font-size:15.2px}

.steps{counter-reset:s}
.steps li{position:relative;padding:16px 0 16px 56px;border-top:1px solid var(--line)}
.steps li:last-child{border-bottom:1px solid var(--line)}
.steps li::before{
  counter-increment:s;content:counter(s);
  position:absolute;left:0;top:16px;width:34px;height:34px;line-height:32px;text-align:center;
  border:1px solid var(--gold);color:var(--gold);font-size:14px;font-weight:700;
}
.steps b{display:block;font-size:16.5px;margin-bottom:5px}
.steps span{color:var(--ink-2);font-size:15px}

.prose{max-width:78ch}
.prose h2{font-size:25px;margin-top:6px;margin-bottom:4px;position:relative;padding-left:27px}
.prose h2:not(:first-child){margin-top:40px}
.prose h2::before{content:"";position:absolute;left:0;top:12px;width:13px;height:13px;background:var(--main)}
.prose h3{font-size:18px;margin-top:26px;margin-bottom:6px;color:var(--gold)}
.prose p{margin-top:10px;color:var(--ink-2);font-size:15.6px}
.prose ul{margin-top:10px}
.prose ul li{position:relative;padding-left:21px;margin-top:7px;color:var(--ink-2);font-size:15.4px}
.prose ul li::before{content:"";position:absolute;left:0;top:10px;width:9px;height:9px;background:var(--main)}
.prose dl{margin-top:14px;border-top:1px solid var(--line)}
.prose dl div{padding:13px 0;border-bottom:1px solid var(--line)}
.prose dt{font-weight:700;font-size:15.6px}
.prose dd{margin-top:4px;color:var(--ink-2);font-size:15px}
.prose figure{margin:30px auto;display:flex;flex-direction:column;align-items:center;height:auto}
.prose figure img{width:auto;max-width:min(360px,100%);height:auto;margin:0 auto}
.prose figcaption{margin-top:12px;font-size:13.6px;color:var(--ink-3);text-align:center;max-width:40em}

.fig{margin:34px auto;display:flex;flex-direction:column;align-items:center;height:auto}
.fig img{width:auto;max-width:min(360px,100%);height:auto;margin:0 auto}
.fig figcaption{margin-top:12px;font-size:13.6px;color:var(--ink-3);text-align:center;max-width:40em}

.page-hero{padding:54px 0 46px;border-bottom:1px solid var(--line);background:
  radial-gradient(560px 340px at 12% 0%,rgba(242,96,76,.22),rgba(16,26,38,0) 70%),var(--bg)}
.page-hero h1{font-size:36px;line-height:1.28;font-weight:800}
.crumb{margin-top:14px;font-size:13.5px;color:var(--ink-3)}
.crumb a{color:var(--ink-3)}
.crumb a:hover{color:var(--gold)}

.cta{background:var(--panel2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.cta__in{max-width:var(--wrap);margin:0 auto;padding:48px 22px 52px;text-align:center}
.cta h2{font-size:26px;font-weight:800}
.cta h2::before{content:none}
.cta p{margin-top:12px;color:var(--ink-2);font-size:15.6px}
.cta__act{margin-top:24px;display:flex;justify-content:center;flex-wrap:wrap;gap:12px}
.cta__note{margin-top:14px;font-size:13.5px;color:var(--ink-3)}

.foot{background:var(--bg);padding:44px 0 34px}
.foot__in{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:30px;max-width:var(--wrap);margin:0 auto;padding:0 22px}
.foot h3{font-size:15px;color:var(--gold);letter-spacing:.1em;font-weight:700}
.foot .foot-brand{display:flex;align-items:center;gap:9px;letter-spacing:0}
.foot .foot-brand img{width:32px;height:32px;flex:none}
.foot p{margin-top:12px;color:var(--ink-3);font-size:14.2px;max-width:36em}
.foot ul{margin-top:12px}
.foot li{margin-top:8px}
.foot a{color:var(--ink-2);font-size:14.2px}
.foot a:hover{color:var(--gold)}
.foot__bar{max-width:var(--wrap);margin:34px auto 0;padding:18px 22px 0;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;gap:8px 20px;justify-content:space-between}
.foot__bar p{color:var(--ink-3);font-size:13.4px}

@media (max-width:980px){
  .hero__in{grid-template-columns:1fr;gap:32px;padding:52px 22px 58px}
  .hero h1{font-size:36px}
  .hero__shot img{max-width:290px}
  .stats__in{grid-template-columns:repeat(2,1fr)}
  .stats dl:nth-child(3){border-left:0}
  .cards{grid-template-columns:repeat(2,1fr)}
  .gal{grid-template-columns:repeat(2,1fr)}
  .quote{grid-template-columns:1fr}
  .foot__in{grid-template-columns:1fr 1fr}
  .prose h2{font-size:23px}
  .page-hero h1{font-size:31px}
}
@media (max-width:620px){
  body{font-size:15.5px;line-height:1.76}
  .top__in{padding:10px 16px 8px;gap:6px 10px}
  .brand img{width:34px;height:34px}
  .brand b{font-size:16px}
  .brand i{font-size:10.5px}
  .top__dl{padding:8px 15px;font-size:13.5px}
  .nav{justify-content:center;gap:2px}
  .nav a{padding:7px 11px;font-size:14px}
  .wrap{padding:0 16px}
  .hero__in{padding:38px 16px 44px;gap:26px}
  .hero h1{font-size:28px}
  .release-timeline{padding-left:22px}
  .release::before{left:-23px}
  .release-notes{padding:16px}
  .release-notes li{font-size:13px}
  .hero__shot img{max-width:262px}
  .hero__act{gap:10px}
  .btn{padding:11px 20px;font-size:14.5px}
  .stats__in{grid-template-columns:1fr 1fr}
  .stats dl{padding:16px 16px}
  .stats dd{font-size:20px}
  .sec{padding:44px 0 46px}
  .sec h2{font-size:22px}
  .sec h2::before{width:10px;height:10px;margin-right:11px}
  .cards{grid-template-columns:1fr}
  .gal{grid-template-columns:1fr 1fr;gap:12px}
  .gal figure{padding:10px 10px 12px}
  .gal figcaption{font-size:12.6px}
  .entry{grid-template-columns:1fr}
  .cta__in{padding:38px 16px 42px}
  .cta h2{font-size:22px}
  .foot__in{grid-template-columns:1fr;gap:24px;padding:0 16px}
  .foot__bar{padding:16px 16px 0}
  .prose h2{font-size:21px;padding-left:24px}
  .prose h2::before{top:10px;width:11px;height:11px}
  .prose h3{font-size:16.5px}
  .page-hero{padding:36px 0 32px}
  .page-hero h1{font-size:25px}
  .steps li{padding-left:46px}
  .steps li::before{width:28px;height:28px;line-height:26px;font-size:13px}
}