:root{
  --bg:#13161b;
  --bg2:#0c0e12;
  --panel:#1b1f26;
  --panel2:#22272f;
  --line:#2c323b;
  --text:#e8ecf2;
  --text2:#aab4c2;
  --muted:#7d8798;
  --hot:#ff8c42;
  --hot-d:#e06f28;
  --wrap:1160px;
  --r:10px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  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:1.8;
}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:700}
p{margin:0}
a{color:inherit;text-decoration:none}
ul,ol,dl,dd,figure,figcaption,blockquote{margin:0;padding:0;list-style:none}
img{display:block}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 26px}

.top{background:var(--bg2);border-bottom:1px solid var(--line)}
.top__in{display:grid;grid-template-columns:1fr auto;grid-template-areas:"brand acts" "nav nav";align-items:center;gap:6px 18px;padding:14px 26px 10px}
.brand{grid-area:brand;display:inline-flex;align-items:center;gap:11px}
.brand__mark{display:block;width:30px;height:30px}
.brand__txt{font-size:16.5px;font-weight:700;letter-spacing:.03em}
.top__acts{grid-area:acts;display:flex;align-items:center;gap:9px}
.nav{grid-area:nav;display:flex;align-items:center;gap:8px;flex-wrap:wrap;padding-top:6px;border-top:1px solid #20252d}
.nav a{font-size:13.5px;color:var(--text2);padding:5px 12px;border-radius:999px;white-space:nowrap}
.nav a:hover{color:var(--text);background:#20252d}
.nav a[aria-current="page"]{color:#fff;background:#2a3038;box-shadow:inset 0 0 0 1px #39414c}

.btn{display:inline-flex;align-items:center;justify-content:center;white-space:nowrap;font-size:14px;font-weight:600;border-radius:8px;transition:background-color .18s ease,color .18s ease,border-color .18s ease}
.btn.btn-primary{display:inline-flex;width:auto;padding:10px 20px;background:var(--hot);color:#1a1206;border:1px solid var(--hot);white-space:nowrap}
.btn.btn-primary:hover{background:var(--hot-d);border-color:var(--hot-d);color:#fff}
.btn.btn-ghost{display:inline-flex;width:auto;padding:10px 18px;background:transparent;color:#dfe6ef;border:1px solid #3b434f;white-space:nowrap}
.btn.btn-ghost:hover{border-color:#6d7787;color:#fff}
.top__in .btn{font-size:13px;padding:8px 15px}
.top__in .ios{padding:8px 13px}

.hero{padding:66px 0 72px;background:linear-gradient(180deg,#0f1216 0%,#13161b 100%);border-bottom:1px solid var(--line)}
.hero__in{display:grid;grid-template-columns:1fr 340px;gap:60px;align-items:center}
.tag{display:inline-block;font-size:11.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--hot);border:1px solid #3a2a1c;background:#1f1811;padding:5px 11px;border-radius:999px}
.hero h1{font-size:clamp(30px,3.5vw,44px);margin-top:20px;letter-spacing:-.02em}
.lead{margin-top:18px;font-size:16.5px;color:var(--text2);max-width:33em}
.hero__btns{display:flex;flex-wrap:wrap;gap:11px;margin-top:30px}
.stats{display:grid;grid-template-columns:repeat(3,auto);gap:26px;margin-top:32px;justify-content:start}
.stats b{display:block;font-size:22px;color:#fff}
.stats span{font-size:12.5px;color:var(--muted)}
.hero__shot{max-width:340px;margin:0 auto;background:#1a1e25;border:1px solid #333a45;border-radius:14px;padding:11px}
.hero__shot img{width:100%;height:auto;border-radius:8px}
.hero__shot figcaption{margin-top:10px;font-size:12px;color:var(--muted);text-align:center}

.sec{padding:70px 0}
.sec--alt{background:#101318}
.head{text-align:center;max-width:760px;margin:0 auto}
.head h2{font-size:clamp(23px,2.5vw,31px);letter-spacing:-.01em}
.head .sub{margin-top:12px;font-size:14.5px;color:var(--muted)}
.rule{width:44px;height:3px;background:var(--hot);margin:18px auto 0}

.tiles{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:40px}
.tile{background:var(--panel);border-radius:var(--r);padding:26px 24px 24px;border-top:3px solid var(--hot)}
.tile.tile--dim{border-top-color:#3d4653}
.tile h3{font-size:17px;margin-bottom:9px}
.tile p{font-size:14.5px;color:var(--text2)}
.tile .no{font-size:12px;color:var(--muted);letter-spacing:.16em;margin-bottom:14px}

.strip{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:40px}
.strip figure{background:var(--panel);border-radius:var(--r);padding:10px;border:1px solid #262c35;display:flex;flex-direction:column}
.strip img{width:100%;height:auto;border-radius:6px}
.strip figcaption{margin-top:auto;padding-top:10px;font-size:12.5px;color:var(--muted);line-height:1.6}

.rows{margin-top:36px;border-top:1px solid var(--line)}
.rows div{display:grid;grid-template-columns:210px 1fr;gap:22px;padding:20px 0;border-bottom:1px solid var(--line)}
.rows dt{font-size:15px;font-weight:700;color:#fff}
.rows dd{font-size:14.5px;color:var(--text2)}

.prose{margin-top:32px;max-width:780px}
.prose h3{font-size:17.5px;margin-top:30px;color:#fff}
.prose h3:first-child{margin-top:0}
.prose p{margin:11px 0 0;font-size:15.5px;color:var(--text2)}
.prose strong{color:#fff}

.qa{margin-top:34px;display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.qa details{background:var(--panel);border-radius:var(--r);padding:0 20px;border:1px solid #262c35}
.qa summary{cursor:pointer;padding:16px 0;font-size:15.5px;font-weight:600;list-style:none}
.qa summary::-webkit-details-marker{display:none}
.qa details[open]{border-color:#3a3227}
.qa p{padding:0 0 18px;font-size:14.5px;color:var(--text2)}

.cta{padding:0 0 70px}
.cta__box{border:1px solid #333a45;border-radius:16px;background:linear-gradient(135deg,#1b1f26 0%,#15181e 100%);padding:44px 40px;display:grid;grid-template-columns:1fr auto;gap:26px;align-items:center}
.cta__box h2{font-size:clamp(21px,2.2vw,27px)}
.cta__box p{margin-top:11px;font-size:14.5px;color:var(--text2);max-width:32em}
.cta__btns{display:flex;flex-wrap:wrap;gap:11px}

.page-hero{padding:54px 0 48px;background:#101318;border-bottom:1px solid var(--line)}
.page-hero h1{font-size:clamp(26px,3vw,34px)}
.crumb{font-size:12.5px;color:var(--muted);margin-bottom:16px;letter-spacing:.04em}
.crumb a:hover{color:var(--hot)}
.infig{margin:34px 0 0;max-width:300px;background:var(--panel);border-radius:var(--r);padding:10px;border:1px solid #262c35}
.infig img{width:100%;height:auto;border-radius:6px}
.infig figcaption{margin-top:10px;font-size:12.5px;color:var(--muted);line-height:1.6}
.split{display:grid;grid-template-columns:1fr 320px;gap:44px;align-items:start}
.split .infig{margin-top:0}

.foot{background:var(--bg2);border-top:1px solid var(--line);padding:52px 0 26px;text-align:center}
.foot .brand{justify-content:center}
.foot__desc{margin:16px auto 0;max-width:34em;font-size:14px;color:var(--muted);line-height:1.8}
.foot__nav{display:flex;flex-wrap:wrap;justify-content:center;gap:8px 22px;margin-top:22px;font-size:13.5px}
.foot__nav a{color:var(--text2)}
.foot__nav a:hover{color:var(--hot)}
.foot__dl{margin-top:24px}
.foot__law{margin-top:30px;padding-top:18px;border-top:1px solid #1f242b;font-size:12.5px;color:#69737f}
.foot__law p+p{margin-top:8px}

@media (max-width:980px){
  .hero__in{grid-template-columns:1fr;gap:36px}
  .hero__shot{max-width:300px}
  .tiles{grid-template-columns:repeat(2,1fr)}
  .strip{grid-template-columns:repeat(2,1fr)}
  .qa{grid-template-columns:1fr}
  .cta__box{grid-template-columns:1fr;padding:34px 26px}
  .rows div{grid-template-columns:1fr;gap:6px}
  .split{grid-template-columns:1fr;gap:26px}
  .split .infig{max-width:300px;margin:0 auto}
}
@media (max-width:620px){
  .wrap{padding:0 18px}
  .top__in{padding:12px 18px 9px;gap:4px 10px}
  .brand__txt{font-size:15.5px}
  .top__in .btn{font-size:12.5px;padding:7px 12px}
  .top__in .ios{padding:7px 10px}
  .nav{gap:6px}
  .nav a{font-size:12.5px;padding:4px 9px}
  .hero{padding:38px 0 44px}
  .hero h1{margin-top:16px}
  .lead{font-size:15.5px}
  .hero__shot{max-width:280px;padding:9px}
  .stats{gap:18px}
  .stats b{font-size:19px}
  .hero__btns .btn.btn-primary,.hero__btns .btn.btn-ghost,.cta__btns .btn.btn-primary,.cta__btns .btn.btn-ghost{padding:11px 16px;font-size:13.5px}
  .sec{padding:46px 0}
  .tiles{grid-template-columns:1fr;gap:14px}
  .strip{grid-template-columns:1fr;gap:14px}
  .strip figure{max-width:320px;margin:0 auto}
  .page-hero{padding:34px 0 32px}
  .cta{padding:0 0 46px}
  .infig{max-width:290px;margin:26px auto 0}
  .foot{padding:38px 0 22px}
}